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-rw-r--r--drivers/media/usb/em28xx/Kconfig83
-rw-r--r--drivers/media/usb/em28xx/Makefile15
-rw-r--r--drivers/media/usb/em28xx/em28xx-audio.c975
-rw-r--r--drivers/media/usb/em28xx/em28xx-camera.c412
-rw-r--r--drivers/media/usb/em28xx/em28xx-cards.c4187
-rw-r--r--drivers/media/usb/em28xx/em28xx-core.c1172
-rw-r--r--drivers/media/usb/em28xx/em28xx-dvb.c2155
-rw-r--r--drivers/media/usb/em28xx/em28xx-i2c.c1029
-rw-r--r--drivers/media/usb/em28xx/em28xx-input.c933
-rw-r--r--drivers/media/usb/em28xx/em28xx-reg.h301
-rw-r--r--drivers/media/usb/em28xx/em28xx-v4l.h11
-rw-r--r--drivers/media/usb/em28xx/em28xx-vbi.c89
-rw-r--r--drivers/media/usb/em28xx/em28xx-video.c2926
-rw-r--r--drivers/media/usb/em28xx/em28xx.h845
14 files changed, 15133 insertions, 0 deletions
diff --git a/drivers/media/usb/em28xx/Kconfig b/drivers/media/usb/em28xx/Kconfig
new file mode 100644
index 0000000000..cb61fd6cc6
--- /dev/null
+++ b/drivers/media/usb/em28xx/Kconfig
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config VIDEO_EM28XX
+ tristate "Empia EM28xx USB devices support"
+ depends on VIDEO_DEV && I2C
+ select VIDEO_TUNER
+ select VIDEO_TVEEPROM
+
+config VIDEO_EM28XX_V4L2
+ tristate "Empia EM28xx analog TV, video capture and/or webcam support"
+ depends on VIDEO_EM28XX
+ select VIDEOBUF2_VMALLOC
+ select VIDEO_SAA711X if MEDIA_SUBDRV_AUTOSELECT
+ select VIDEO_TVP5150 if MEDIA_SUBDRV_AUTOSELECT
+ select VIDEO_MSP3400 if MEDIA_SUBDRV_AUTOSELECT
+ select VIDEO_MT9V011 if MEDIA_SUBDRV_AUTOSELECT && VIDEO_CAMERA_SENSOR
+ select VIDEO_OV2640 if MEDIA_SUBDRV_AUTOSELECT && VIDEO_CAMERA_SENSOR
+ help
+ This is a video4linux driver for Empia 28xx based TV cards.
+
+ To compile this driver as a module, choose M here: the
+ module will be called em28xx
+
+config VIDEO_EM28XX_ALSA
+ depends on VIDEO_EM28XX && SND
+ select SND_PCM
+ tristate "Empia EM28xx ALSA audio module"
+ help
+ This is an ALSA driver for some Empia 28xx based TV cards.
+
+ This is not required for em2800/em2820/em2821 boards. However,
+ newer em28xx devices uses Vendor Class for audio, instead of
+ implementing the USB Audio Class. For those chips, this module
+ will enable digital audio.
+
+ To compile this driver as a module, choose M here: the
+ module will be called em28xx-alsa
+
+config VIDEO_EM28XX_DVB
+ tristate "DVB/ATSC Support for em28xx based TV cards"
+ depends on VIDEO_EM28XX && DVB_CORE
+ select DVB_LGDT330X if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_LGDT3305 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_LGDT3306A if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_ZL10353 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_TDA10023 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_S921 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_DRXD if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_CXD2820R if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_DRXK if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_TDA18271C2DD if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_TDA10071 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_A8293 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_MT352 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_S5H1409 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_MB86A20S if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_QT1010 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_TDA18271 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_TDA18212 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_M88DS3103 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_TS2020 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_DRX39XYJ if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_SI2168 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_SI2157 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_TC90522 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_QM1D1C0042 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_SIMPLE if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_XC2028 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_XC5000 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_MT2060 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_MXL692 if MEDIA_SUBDRV_AUTOSELECT
+ help
+ This adds support for DVB cards based on the
+ Empiatech em28xx chips.
+
+config VIDEO_EM28XX_RC
+ tristate "EM28XX Remote Controller support"
+ depends on RC_CORE
+ depends on VIDEO_EM28XX
+ depends on !(RC_CORE=m && VIDEO_EM28XX=y)
+ default VIDEO_EM28XX
+ select BITREVERSE
+ help
+ Enables Remote Controller support on em28xx driver.
diff --git a/drivers/media/usb/em28xx/Makefile b/drivers/media/usb/em28xx/Makefile
new file mode 100644
index 0000000000..8c2fc31045
--- /dev/null
+++ b/drivers/media/usb/em28xx/Makefile
@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0
+em28xx-y += em28xx-core.o em28xx-i2c.o em28xx-cards.o em28xx-camera.o
+
+em28xx-v4l-objs := em28xx-video.o em28xx-vbi.o
+em28xx-alsa-objs := em28xx-audio.o
+em28xx-rc-objs := em28xx-input.o
+
+obj-$(CONFIG_VIDEO_EM28XX) += em28xx.o
+obj-$(CONFIG_VIDEO_EM28XX_V4L2) += em28xx-v4l.o
+obj-$(CONFIG_VIDEO_EM28XX_ALSA) += em28xx-alsa.o
+obj-$(CONFIG_VIDEO_EM28XX_DVB) += em28xx-dvb.o
+obj-$(CONFIG_VIDEO_EM28XX_RC) += em28xx-rc.o
+
+ccflags-y += -I $(srctree)/drivers/media/tuners
+ccflags-y += -I $(srctree)/drivers/media/dvb-frontends
diff --git a/drivers/media/usb/em28xx/em28xx-audio.c b/drivers/media/usb/em28xx/em28xx-audio.c
new file mode 100644
index 0000000000..ce1b0d9e07
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-audio.c
@@ -0,0 +1,975 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Empiatech em28x1 audio extension
+//
+// Copyright (C) 2006 Markus Rechberger <mrechberger@gmail.com>
+//
+// Copyright (C) 2007-2016 Mauro Carvalho Chehab
+// - Port to work with the in-kernel driver
+// - Cleanups, fixes, alsa-controls, etc.
+//
+// This driver is based on my previous au600 usb pstn audio driver
+// and inherits all the copyrights
+
+#include "em28xx.h"
+
+#include <linux/kernel.h>
+#include <linux/usb.h>
+#include <linux/init.h>
+#include <linux/sound.h>
+#include <linux/spinlock.h>
+#include <linux/soundcard.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/info.h>
+#include <sound/initval.h>
+#include <sound/control.h>
+#include <sound/tlv.h>
+#include <sound/ac97_codec.h>
+#include <media/v4l2-common.h>
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "activates debug info");
+
+#define EM28XX_MAX_AUDIO_BUFS 5
+#define EM28XX_MIN_AUDIO_PACKETS 64
+
+#define dprintk(fmt, arg...) do { \
+ if (debug) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "video: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
+
+static int em28xx_deinit_isoc_audio(struct em28xx *dev)
+{
+ int i;
+
+ dprintk("Stopping isoc\n");
+ for (i = 0; i < dev->adev.num_urb; i++) {
+ struct urb *urb = dev->adev.urb[i];
+
+ if (!irqs_disabled())
+ usb_kill_urb(urb);
+ else
+ usb_unlink_urb(urb);
+ }
+
+ return 0;
+}
+
+static void em28xx_audio_isocirq(struct urb *urb)
+{
+ struct em28xx *dev = urb->context;
+ int i;
+ unsigned int oldptr;
+ int period_elapsed = 0;
+ int status;
+ unsigned char *cp;
+ unsigned int stride;
+ struct snd_pcm_substream *substream;
+ struct snd_pcm_runtime *runtime;
+
+ if (dev->disconnected) {
+ dprintk("device disconnected while streaming. URB status=%d.\n",
+ urb->status);
+ atomic_set(&dev->adev.stream_started, 0);
+ return;
+ }
+
+ switch (urb->status) {
+ case 0: /* success */
+ case -ETIMEDOUT: /* NAK */
+ break;
+ case -ECONNRESET: /* kill */
+ case -ENOENT:
+ case -ESHUTDOWN:
+ return;
+ default: /* error */
+ dprintk("urb completion error %d.\n", urb->status);
+ break;
+ }
+
+ if (atomic_read(&dev->adev.stream_started) == 0)
+ return;
+
+ if (dev->adev.capture_pcm_substream) {
+ substream = dev->adev.capture_pcm_substream;
+ runtime = substream->runtime;
+ stride = runtime->frame_bits >> 3;
+
+ for (i = 0; i < urb->number_of_packets; i++) {
+ unsigned long flags;
+ int length =
+ urb->iso_frame_desc[i].actual_length / stride;
+ cp = (unsigned char *)urb->transfer_buffer +
+ urb->iso_frame_desc[i].offset;
+
+ if (!length)
+ continue;
+
+ oldptr = dev->adev.hwptr_done_capture;
+ if (oldptr + length >= runtime->buffer_size) {
+ unsigned int cnt =
+ runtime->buffer_size - oldptr;
+ memcpy(runtime->dma_area + oldptr * stride, cp,
+ cnt * stride);
+ memcpy(runtime->dma_area, cp + cnt * stride,
+ length * stride - cnt * stride);
+ } else {
+ memcpy(runtime->dma_area + oldptr * stride, cp,
+ length * stride);
+ }
+
+ snd_pcm_stream_lock_irqsave(substream, flags);
+
+ dev->adev.hwptr_done_capture += length;
+ if (dev->adev.hwptr_done_capture >=
+ runtime->buffer_size)
+ dev->adev.hwptr_done_capture -=
+ runtime->buffer_size;
+
+ dev->adev.capture_transfer_done += length;
+ if (dev->adev.capture_transfer_done >=
+ runtime->period_size) {
+ dev->adev.capture_transfer_done -=
+ runtime->period_size;
+ period_elapsed = 1;
+ }
+
+ snd_pcm_stream_unlock_irqrestore(substream, flags);
+ }
+ if (period_elapsed)
+ snd_pcm_period_elapsed(substream);
+ }
+ urb->status = 0;
+
+ status = usb_submit_urb(urb, GFP_ATOMIC);
+ if (status < 0)
+ dev_err(&dev->intf->dev,
+ "resubmit of audio urb failed (error=%i)\n",
+ status);
+}
+
+static int em28xx_init_audio_isoc(struct em28xx *dev)
+{
+ int i, err;
+
+ dprintk("Starting isoc transfers\n");
+
+ /* Start streaming */
+ for (i = 0; i < dev->adev.num_urb; i++) {
+ memset(dev->adev.transfer_buffer[i], 0x80,
+ dev->adev.urb[i]->transfer_buffer_length);
+
+ err = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
+ if (err) {
+ dev_err(&dev->intf->dev,
+ "submit of audio urb failed (error=%i)\n",
+ err);
+ em28xx_deinit_isoc_audio(dev);
+ atomic_set(&dev->adev.stream_started, 0);
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static const struct snd_pcm_hardware snd_em28xx_hw_capture = {
+ .info = SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_BATCH |
+ SNDRV_PCM_INFO_MMAP_VALID,
+
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+
+ .rates = SNDRV_PCM_RATE_48000,
+
+ .rate_min = 48000,
+ .rate_max = 48000,
+ .channels_min = 2,
+ .channels_max = 2,
+ .buffer_bytes_max = 62720 * 8, /* just about the value in usbaudio.c */
+
+ /*
+ * The period is 12.288 bytes. Allow a 10% of variation along its
+ * value, in order to avoid overruns/underruns due to some clock
+ * drift.
+ *
+ * FIXME: This period assumes 64 packets, and a 48000 PCM rate.
+ * Calculate it dynamically.
+ */
+ .period_bytes_min = 11059,
+ .period_bytes_max = 13516,
+
+ .periods_min = 2,
+ .periods_max = 98, /* 12544, */
+};
+
+static int snd_em28xx_capture_open(struct snd_pcm_substream *substream)
+{
+ struct em28xx *dev = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ int nonblock, ret = 0;
+
+ if (!dev) {
+ pr_err("em28xx-audio: BUG: em28xx can't find device struct. Can't proceed with open\n");
+ return -ENODEV;
+ }
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ dprintk("opening device and trying to acquire exclusive lock\n");
+
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else {
+ mutex_lock(&dev->lock);
+ }
+
+ runtime->hw = snd_em28xx_hw_capture;
+
+ if (dev->adev.users == 0) {
+ if (!dev->alt || dev->is_audio_only) {
+ struct usb_device *udev;
+
+ udev = interface_to_usbdev(dev->intf);
+
+ if (dev->is_audio_only)
+ /* audio is on a separate interface */
+ dev->alt = 1;
+ else
+ /* audio is on the same interface as video */
+ dev->alt = 7;
+ /*
+ * FIXME: The intention seems to be to select
+ * the alt setting with the largest
+ * wMaxPacketSize for the video endpoint.
+ * At least dev->alt should be used instead, but
+ * we should probably not touch it at all if it
+ * is already >0, because wMaxPacketSize of the
+ * audio endpoints seems to be the same for all.
+ */
+ dprintk("changing alternate number on interface %d to %d\n",
+ dev->ifnum, dev->alt);
+ usb_set_interface(udev, dev->ifnum, dev->alt);
+ }
+
+ /* Sets volume, mute, etc */
+ dev->mute = 0;
+ ret = em28xx_audio_analog_set(dev);
+ if (ret < 0)
+ goto err;
+ }
+
+ kref_get(&dev->ref);
+ dev->adev.users++;
+ mutex_unlock(&dev->lock);
+
+ /* Dynamically adjust the period size */
+ snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
+ snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
+ dev->adev.period * 95 / 100,
+ dev->adev.period * 105 / 100);
+
+ dev->adev.capture_pcm_substream = substream;
+
+ return 0;
+err:
+ mutex_unlock(&dev->lock);
+
+ dev_err(&dev->intf->dev,
+ "Error while configuring em28xx mixer\n");
+ return ret;
+}
+
+static int snd_em28xx_pcm_close(struct snd_pcm_substream *substream)
+{
+ struct em28xx *dev = snd_pcm_substream_chip(substream);
+
+ dprintk("closing device\n");
+
+ dev->mute = 1;
+ mutex_lock(&dev->lock);
+ dev->adev.users--;
+ if (atomic_read(&dev->adev.stream_started) > 0) {
+ atomic_set(&dev->adev.stream_started, 0);
+ schedule_work(&dev->adev.wq_trigger);
+ }
+
+ em28xx_audio_analog_set(dev);
+ mutex_unlock(&dev->lock);
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static int snd_em28xx_prepare(struct snd_pcm_substream *substream)
+{
+ struct em28xx *dev = snd_pcm_substream_chip(substream);
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ dev->adev.hwptr_done_capture = 0;
+ dev->adev.capture_transfer_done = 0;
+
+ return 0;
+}
+
+static void audio_trigger(struct work_struct *work)
+{
+ struct em28xx_audio *adev =
+ container_of(work, struct em28xx_audio, wq_trigger);
+ struct em28xx *dev = container_of(adev, struct em28xx, adev);
+
+ if (atomic_read(&adev->stream_started)) {
+ dprintk("starting capture");
+ em28xx_init_audio_isoc(dev);
+ } else {
+ dprintk("stopping capture");
+ em28xx_deinit_isoc_audio(dev);
+ }
+}
+
+static int snd_em28xx_capture_trigger(struct snd_pcm_substream *substream,
+ int cmd)
+{
+ struct em28xx *dev = snd_pcm_substream_chip(substream);
+ int retval = 0;
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ case SNDRV_PCM_TRIGGER_START:
+ atomic_set(&dev->adev.stream_started, 1);
+ break;
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_STOP:
+ atomic_set(&dev->adev.stream_started, 0);
+ break;
+ default:
+ retval = -EINVAL;
+ }
+ schedule_work(&dev->adev.wq_trigger);
+ return retval;
+}
+
+static snd_pcm_uframes_t snd_em28xx_capture_pointer(struct snd_pcm_substream
+ *substream)
+{
+ unsigned long flags;
+ struct em28xx *dev;
+ snd_pcm_uframes_t hwptr_done;
+
+ dev = snd_pcm_substream_chip(substream);
+ if (dev->disconnected)
+ return SNDRV_PCM_POS_XRUN;
+
+ spin_lock_irqsave(&dev->adev.slock, flags);
+ hwptr_done = dev->adev.hwptr_done_capture;
+ spin_unlock_irqrestore(&dev->adev.slock, flags);
+
+ return hwptr_done;
+}
+
+/*
+ * AC97 volume control support
+ */
+static int em28xx_vol_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *info)
+{
+ struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ info->count = 2;
+ info->value.integer.min = 0;
+ info->value.integer.max = 0x1f;
+
+ return 0;
+}
+
+static int em28xx_vol_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *value)
+{
+ struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
+ u16 val = (0x1f - (value->value.integer.value[0] & 0x1f)) |
+ (0x1f - (value->value.integer.value[1] & 0x1f)) << 8;
+ int nonblock = 0;
+ int rc;
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else {
+ mutex_lock(&dev->lock);
+ }
+ rc = em28xx_read_ac97(dev, kcontrol->private_value);
+ if (rc < 0)
+ goto err;
+
+ val |= rc & 0x8000; /* Preserve the mute flag */
+
+ rc = em28xx_write_ac97(dev, kcontrol->private_value, val);
+ if (rc < 0)
+ goto err;
+
+ dprintk("%sleft vol %d, right vol %d (0x%04x) to ac97 volume control 0x%04x\n",
+ (val & 0x8000) ? "muted " : "",
+ 0x1f - ((val >> 8) & 0x1f), 0x1f - (val & 0x1f),
+ val, (int)kcontrol->private_value);
+
+err:
+ mutex_unlock(&dev->lock);
+ return rc;
+}
+
+static int em28xx_vol_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *value)
+{
+ struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
+ int nonblock = 0;
+ int val;
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else {
+ mutex_lock(&dev->lock);
+ }
+ val = em28xx_read_ac97(dev, kcontrol->private_value);
+ mutex_unlock(&dev->lock);
+ if (val < 0)
+ return val;
+
+ dprintk("%sleft vol %d, right vol %d (0x%04x) from ac97 volume control 0x%04x\n",
+ (val & 0x8000) ? "muted " : "",
+ 0x1f - ((val >> 8) & 0x1f), 0x1f - (val & 0x1f),
+ val, (int)kcontrol->private_value);
+
+ value->value.integer.value[0] = 0x1f - (val & 0x1f);
+ value->value.integer.value[1] = 0x1f - ((val >> 8) & 0x1f);
+
+ return 0;
+}
+
+static int em28xx_vol_put_mute(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *value)
+{
+ struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+ u16 val = value->value.integer.value[0];
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
+ int nonblock = 0;
+ int rc;
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else {
+ mutex_lock(&dev->lock);
+ }
+ rc = em28xx_read_ac97(dev, kcontrol->private_value);
+ if (rc < 0)
+ goto err;
+
+ if (val)
+ rc &= 0x1f1f;
+ else
+ rc |= 0x8000;
+
+ rc = em28xx_write_ac97(dev, kcontrol->private_value, rc);
+ if (rc < 0)
+ goto err;
+
+ dprintk("%sleft vol %d, right vol %d (0x%04x) to ac97 volume control 0x%04x\n",
+ (val & 0x8000) ? "muted " : "",
+ 0x1f - ((val >> 8) & 0x1f), 0x1f - (val & 0x1f),
+ val, (int)kcontrol->private_value);
+
+err:
+ mutex_unlock(&dev->lock);
+ return rc;
+}
+
+static int em28xx_vol_get_mute(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *value)
+{
+ struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
+ int nonblock = 0;
+ int val;
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else {
+ mutex_lock(&dev->lock);
+ }
+ val = em28xx_read_ac97(dev, kcontrol->private_value);
+ mutex_unlock(&dev->lock);
+ if (val < 0)
+ return val;
+
+ if (val & 0x8000)
+ value->value.integer.value[0] = 0;
+ else
+ value->value.integer.value[0] = 1;
+
+ dprintk("%sleft vol %d, right vol %d (0x%04x) from ac97 volume control 0x%04x\n",
+ (val & 0x8000) ? "muted " : "",
+ 0x1f - ((val >> 8) & 0x1f), 0x1f - (val & 0x1f),
+ val, (int)kcontrol->private_value);
+
+ return 0;
+}
+
+static const DECLARE_TLV_DB_SCALE(em28xx_db_scale, -3450, 150, 0);
+
+static int em28xx_cvol_new(struct snd_card *card, struct em28xx *dev,
+ char *name, int id)
+{
+ int err;
+ char ctl_name[44];
+ struct snd_kcontrol *kctl;
+ struct snd_kcontrol_new tmp;
+
+ memset(&tmp, 0, sizeof(tmp));
+ tmp.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ tmp.private_value = id;
+ tmp.name = ctl_name;
+
+ /* Add Mute Control */
+ sprintf(ctl_name, "%s Switch", name);
+ tmp.get = em28xx_vol_get_mute;
+ tmp.put = em28xx_vol_put_mute;
+ tmp.info = snd_ctl_boolean_mono_info;
+ kctl = snd_ctl_new1(&tmp, dev);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ dprintk("Added control %s for ac97 volume control 0x%04x\n",
+ ctl_name, id);
+
+ memset(&tmp, 0, sizeof(tmp));
+ tmp.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
+ tmp.private_value = id;
+ tmp.name = ctl_name;
+
+ /* Add Volume Control */
+ sprintf(ctl_name, "%s Volume", name);
+ tmp.get = em28xx_vol_get;
+ tmp.put = em28xx_vol_put;
+ tmp.info = em28xx_vol_info;
+ tmp.tlv.p = em28xx_db_scale;
+ kctl = snd_ctl_new1(&tmp, dev);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
+ return err;
+ dprintk("Added control %s for ac97 volume control 0x%04x\n",
+ ctl_name, id);
+
+ return 0;
+}
+
+/*
+ * register/unregister code and data
+ */
+static const struct snd_pcm_ops snd_em28xx_pcm_capture = {
+ .open = snd_em28xx_capture_open,
+ .close = snd_em28xx_pcm_close,
+ .prepare = snd_em28xx_prepare,
+ .trigger = snd_em28xx_capture_trigger,
+ .pointer = snd_em28xx_capture_pointer,
+};
+
+static void em28xx_audio_free_urb(struct em28xx *dev)
+{
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int i;
+
+ for (i = 0; i < dev->adev.num_urb; i++) {
+ struct urb *urb = dev->adev.urb[i];
+
+ if (!urb)
+ continue;
+
+ usb_free_coherent(udev, urb->transfer_buffer_length,
+ dev->adev.transfer_buffer[i],
+ urb->transfer_dma);
+
+ usb_free_urb(urb);
+ }
+ kfree(dev->adev.urb);
+ kfree(dev->adev.transfer_buffer);
+ dev->adev.num_urb = 0;
+}
+
+/* high bandwidth multiplier, as encoded in highspeed endpoint descriptors */
+static int em28xx_audio_ep_packet_size(struct usb_device *udev,
+ struct usb_endpoint_descriptor *e)
+{
+ int size = le16_to_cpu(e->wMaxPacketSize);
+
+ if (udev->speed == USB_SPEED_HIGH)
+ return (size & 0x7ff) * (1 + (((size) >> 11) & 0x03));
+
+ return size & 0x7ff;
+}
+
+static int em28xx_audio_urb_init(struct em28xx *dev)
+{
+ struct usb_interface *intf;
+ struct usb_endpoint_descriptor *e, *ep = NULL;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int i, ep_size, interval, num_urb, npackets;
+ int urb_size, bytes_per_transfer;
+ u8 alt;
+
+ if (dev->ifnum)
+ alt = 1;
+ else
+ alt = 7;
+
+ intf = usb_ifnum_to_if(udev, dev->ifnum);
+
+ if (intf->num_altsetting <= alt) {
+ dev_err(&dev->intf->dev, "alt %d doesn't exist on interface %d\n",
+ dev->ifnum, alt);
+ return -ENODEV;
+ }
+
+ for (i = 0; i < intf->altsetting[alt].desc.bNumEndpoints; i++) {
+ e = &intf->altsetting[alt].endpoint[i].desc;
+ if (!usb_endpoint_dir_in(e))
+ continue;
+ if (e->bEndpointAddress == EM28XX_EP_AUDIO) {
+ ep = e;
+ break;
+ }
+ }
+
+ if (!ep) {
+ dev_err(&dev->intf->dev, "Couldn't find an audio endpoint");
+ return -ENODEV;
+ }
+
+ ep_size = em28xx_audio_ep_packet_size(udev, ep);
+ interval = 1 << (ep->bInterval - 1);
+
+ dev_info(&dev->intf->dev,
+ "Endpoint 0x%02x %s on intf %d alt %d interval = %d, size %d\n",
+ EM28XX_EP_AUDIO, usb_speed_string(udev->speed),
+ dev->ifnum, alt, interval, ep_size);
+
+ /* Calculate the number and size of URBs to better fit the audio samples */
+
+ /*
+ * Estimate the number of bytes per DMA transfer.
+ *
+ * This is given by the bit rate (for now, only 48000 Hz) multiplied
+ * by 2 channels and 2 bytes/sample divided by the number of microframe
+ * intervals and by the microframe rate (125 us)
+ */
+ bytes_per_transfer = DIV_ROUND_UP(48000 * 2 * 2, 125 * interval);
+
+ /*
+ * Estimate the number of transfer URBs. Don't let it go past the
+ * maximum number of URBs that is known to be supported by the device.
+ */
+ num_urb = DIV_ROUND_UP(bytes_per_transfer, ep_size);
+ if (num_urb > EM28XX_MAX_AUDIO_BUFS)
+ num_urb = EM28XX_MAX_AUDIO_BUFS;
+
+ /*
+ * Now that we know the number of bytes per transfer and the number of
+ * URBs, estimate the typical size of an URB, in order to adjust the
+ * minimal number of packets.
+ */
+ urb_size = bytes_per_transfer / num_urb;
+
+ /*
+ * Now, calculate the amount of audio packets to be filled on each
+ * URB. In order to preserve the old behaviour, use a minimal
+ * threshold for this value.
+ */
+ npackets = EM28XX_MIN_AUDIO_PACKETS;
+ if (urb_size > ep_size * npackets)
+ npackets = DIV_ROUND_UP(urb_size, ep_size);
+
+ dev_info(&dev->intf->dev,
+ "Number of URBs: %d, with %d packets and %d size\n",
+ num_urb, npackets, urb_size);
+
+ /* Estimate the bytes per period */
+ dev->adev.period = urb_size * npackets;
+
+ /* Allocate space to store the number of URBs to be used */
+
+ dev->adev.transfer_buffer = kcalloc(num_urb,
+ sizeof(*dev->adev.transfer_buffer),
+ GFP_KERNEL);
+ if (!dev->adev.transfer_buffer)
+ return -ENOMEM;
+
+ dev->adev.urb = kcalloc(num_urb, sizeof(*dev->adev.urb), GFP_KERNEL);
+ if (!dev->adev.urb) {
+ kfree(dev->adev.transfer_buffer);
+ return -ENOMEM;
+ }
+
+ /* Alloc memory for each URB and for each transfer buffer */
+ dev->adev.num_urb = num_urb;
+ for (i = 0; i < num_urb; i++) {
+ struct urb *urb;
+ int j, k;
+ void *buf;
+
+ urb = usb_alloc_urb(npackets, GFP_KERNEL);
+ if (!urb) {
+ em28xx_audio_free_urb(dev);
+ return -ENOMEM;
+ }
+ dev->adev.urb[i] = urb;
+
+ buf = usb_alloc_coherent(udev, npackets * ep_size, GFP_KERNEL,
+ &urb->transfer_dma);
+ if (!buf) {
+ dev_err(&dev->intf->dev,
+ "usb_alloc_coherent failed!\n");
+ em28xx_audio_free_urb(dev);
+ return -ENOMEM;
+ }
+ dev->adev.transfer_buffer[i] = buf;
+
+ urb->dev = udev;
+ urb->context = dev;
+ urb->pipe = usb_rcvisocpipe(udev, EM28XX_EP_AUDIO);
+ urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
+ urb->transfer_buffer = buf;
+ urb->interval = interval;
+ urb->complete = em28xx_audio_isocirq;
+ urb->number_of_packets = npackets;
+ urb->transfer_buffer_length = ep_size * npackets;
+
+ for (j = k = 0; j < npackets; j++, k += ep_size) {
+ urb->iso_frame_desc[j].offset = k;
+ urb->iso_frame_desc[j].length = ep_size;
+ }
+ }
+
+ return 0;
+}
+
+static int em28xx_audio_init(struct em28xx *dev)
+{
+ struct em28xx_audio *adev = &dev->adev;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ struct snd_pcm *pcm;
+ struct snd_card *card;
+ static int devnr;
+ int err;
+
+ if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR) {
+ /*
+ * This device does not support the extension (in this case
+ * the device is expecting the snd-usb-audio module or
+ * doesn't have analog audio support at all)
+ */
+ return 0;
+ }
+
+ dev_info(&dev->intf->dev, "Binding audio extension\n");
+
+ kref_get(&dev->ref);
+
+ dev_info(&dev->intf->dev,
+ "em28xx-audio.c: Copyright (C) 2006 Markus Rechberger\n");
+ dev_info(&dev->intf->dev,
+ "em28xx-audio.c: Copyright (C) 2007-2016 Mauro Carvalho Chehab\n");
+
+ err = snd_card_new(&dev->intf->dev, index[devnr], "Em28xx Audio",
+ THIS_MODULE, 0, &card);
+ if (err < 0)
+ return err;
+
+ spin_lock_init(&adev->slock);
+ adev->sndcard = card;
+ adev->udev = udev;
+
+ err = snd_pcm_new(card, "Em28xx Audio", 0, 0, 1, &pcm);
+ if (err < 0)
+ goto card_free;
+
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_em28xx_pcm_capture);
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, NULL, 0, 0);
+ pcm->info_flags = 0;
+ pcm->private_data = dev;
+ strscpy(pcm->name, "Empia 28xx Capture", sizeof(pcm->name));
+
+ strscpy(card->driver, "Em28xx-Audio", sizeof(card->driver));
+ strscpy(card->shortname, "Em28xx Audio", sizeof(card->shortname));
+ strscpy(card->longname, "Empia Em28xx Audio", sizeof(card->longname));
+
+ INIT_WORK(&adev->wq_trigger, audio_trigger);
+
+ if (dev->audio_mode.ac97 != EM28XX_NO_AC97) {
+ em28xx_cvol_new(card, dev, "Video", AC97_VIDEO);
+ em28xx_cvol_new(card, dev, "Line In", AC97_LINE);
+ em28xx_cvol_new(card, dev, "Phone", AC97_PHONE);
+ em28xx_cvol_new(card, dev, "Microphone", AC97_MIC);
+ em28xx_cvol_new(card, dev, "CD", AC97_CD);
+ em28xx_cvol_new(card, dev, "AUX", AC97_AUX);
+ em28xx_cvol_new(card, dev, "PCM", AC97_PCM);
+
+ em28xx_cvol_new(card, dev, "Master", AC97_MASTER);
+ em28xx_cvol_new(card, dev, "Line", AC97_HEADPHONE);
+ em28xx_cvol_new(card, dev, "Mono", AC97_MASTER_MONO);
+ em28xx_cvol_new(card, dev, "LFE", AC97_CENTER_LFE_MASTER);
+ em28xx_cvol_new(card, dev, "Surround", AC97_SURROUND_MASTER);
+ }
+
+ err = em28xx_audio_urb_init(dev);
+ if (err)
+ goto card_free;
+
+ err = snd_card_register(card);
+ if (err < 0)
+ goto urb_free;
+
+ dev_info(&dev->intf->dev, "Audio extension successfully initialized\n");
+ return 0;
+
+urb_free:
+ em28xx_audio_free_urb(dev);
+
+card_free:
+ snd_card_free(card);
+ adev->sndcard = NULL;
+
+ return err;
+}
+
+static int em28xx_audio_fini(struct em28xx *dev)
+{
+ if (!dev)
+ return 0;
+
+ if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR) {
+ /*
+ * This device does not support the extension (in this case
+ * the device is expecting the snd-usb-audio module or
+ * doesn't have analog audio support at all)
+ */
+ return 0;
+ }
+
+ dev_info(&dev->intf->dev, "Closing audio extension\n");
+
+ if (dev->adev.sndcard) {
+ snd_card_disconnect(dev->adev.sndcard);
+ flush_work(&dev->adev.wq_trigger);
+
+ em28xx_audio_free_urb(dev);
+
+ snd_card_free(dev->adev.sndcard);
+ dev->adev.sndcard = NULL;
+ }
+
+ kref_put(&dev->ref, em28xx_free_device);
+ return 0;
+}
+
+static int em28xx_audio_suspend(struct em28xx *dev)
+{
+ if (!dev)
+ return 0;
+
+ if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Suspending audio extension\n");
+ em28xx_deinit_isoc_audio(dev);
+ atomic_set(&dev->adev.stream_started, 0);
+ return 0;
+}
+
+static int em28xx_audio_resume(struct em28xx *dev)
+{
+ if (!dev)
+ return 0;
+
+ if (dev->usb_audio_type != EM28XX_USB_AUDIO_VENDOR)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Resuming audio extension\n");
+ /* Nothing to do other than schedule_work() ?? */
+ schedule_work(&dev->adev.wq_trigger);
+ return 0;
+}
+
+static struct em28xx_ops audio_ops = {
+ .id = EM28XX_AUDIO,
+ .name = "Em28xx Audio Extension",
+ .init = em28xx_audio_init,
+ .fini = em28xx_audio_fini,
+ .suspend = em28xx_audio_suspend,
+ .resume = em28xx_audio_resume,
+};
+
+static int __init em28xx_alsa_register(void)
+{
+ return em28xx_register_extension(&audio_ops);
+}
+
+static void __exit em28xx_alsa_unregister(void)
+{
+ em28xx_unregister_extension(&audio_ops);
+}
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Markus Rechberger <mrechberger@gmail.com>");
+MODULE_AUTHOR("Mauro Carvalho Chehab");
+MODULE_DESCRIPTION(DRIVER_DESC " - audio interface");
+MODULE_VERSION(EM28XX_VERSION);
+
+module_init(em28xx_alsa_register);
+module_exit(em28xx_alsa_unregister);
diff --git a/drivers/media/usb/em28xx/em28xx-camera.c b/drivers/media/usb/em28xx/em28xx-camera.c
new file mode 100644
index 0000000000..b5f58dc6dd
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-camera.c
@@ -0,0 +1,412 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// em28xx-camera.c - driver for Empia EM25xx/27xx/28xx USB video capture devices
+//
+// Copyright (C) 2009 Mauro Carvalho Chehab <mchehab@kernel.org>
+// Copyright (C) 2013 Frank Schäfer <fschaefer.oss@googlemail.com>
+
+#include "em28xx.h"
+
+#include <linux/i2c.h>
+#include <linux/usb.h>
+#include <media/i2c/mt9v011.h>
+#include <media/v4l2-common.h>
+
+/* Possible i2c addresses of Micron sensors */
+static unsigned short micron_sensor_addrs[] = {
+ 0xb8 >> 1, /* MT9V111, MT9V403 */
+ 0xba >> 1, /* MT9M001/011/111/112, MT9V011/012/112, MT9D011 */
+ 0x90 >> 1, /* MT9V012/112, MT9D011 (alternative address) */
+ I2C_CLIENT_END
+};
+
+/* Possible i2c addresses of Omnivision sensors */
+static unsigned short omnivision_sensor_addrs[] = {
+ 0x42 >> 1, /* OV7725, OV7670/60/48 */
+ 0x60 >> 1, /* OV2640, OV9650/53/55 */
+ I2C_CLIENT_END
+};
+
+/* FIXME: Should be replaced by a proper mt9m111 driver */
+static int em28xx_initialize_mt9m111(struct em28xx *dev)
+{
+ int i;
+ unsigned char regs[][3] = {
+ { 0x0d, 0x00, 0x01, }, /* reset and use defaults */
+ { 0x0d, 0x00, 0x00, },
+ { 0x0a, 0x00, 0x21, },
+ { 0x21, 0x04, 0x00, }, /* full readout spd, no row/col skip */
+ };
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ &regs[i][0], 3);
+
+ /* FIXME: This won't be creating a sensor at the media graph */
+
+ return 0;
+}
+
+/* FIXME: Should be replaced by a proper mt9m001 driver */
+static int em28xx_initialize_mt9m001(struct em28xx *dev)
+{
+ int i;
+ unsigned char regs[][3] = {
+ { 0x0d, 0x00, 0x01, },
+ { 0x0d, 0x00, 0x00, },
+ { 0x04, 0x05, 0x00, }, /* hres = 1280 */
+ { 0x03, 0x04, 0x00, }, /* vres = 1024 */
+ { 0x20, 0x11, 0x00, },
+ { 0x06, 0x00, 0x10, },
+ { 0x2b, 0x00, 0x24, },
+ { 0x2e, 0x00, 0x24, },
+ { 0x35, 0x00, 0x24, },
+ { 0x2d, 0x00, 0x20, },
+ { 0x2c, 0x00, 0x20, },
+ { 0x09, 0x0a, 0xd4, },
+ { 0x35, 0x00, 0x57, },
+ };
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ &regs[i][0], 3);
+
+ /* FIXME: This won't be creating a sensor at the media graph */
+
+ return 0;
+}
+
+/*
+ * Probes Micron sensors with 8 bit address and 16 bit register width
+ */
+static int em28xx_probe_sensor_micron(struct em28xx *dev)
+{
+ int ret, i;
+ char *name;
+ u16 id;
+
+ struct i2c_client *client = &dev->i2c_client[dev->def_i2c_bus];
+
+ dev->em28xx_sensor = EM28XX_NOSENSOR;
+ for (i = 0; micron_sensor_addrs[i] != I2C_CLIENT_END; i++) {
+ client->addr = micron_sensor_addrs[i];
+ /* Read chip ID from register 0x00 */
+ ret = i2c_smbus_read_word_data(client, 0x00); /* assumes LE */
+ if (ret < 0) {
+ if (ret != -ENXIO)
+ dev_err(&dev->intf->dev,
+ "couldn't read from i2c device 0x%02x: error %i\n",
+ client->addr << 1, ret);
+ continue;
+ }
+ id = swab16(ret); /* LE -> BE */
+ /* Read chip ID from register 0xff */
+ ret = i2c_smbus_read_word_data(client, 0xff);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "couldn't read from i2c device 0x%02x: error %i\n",
+ client->addr << 1, ret);
+ continue;
+ }
+ /* Validate chip ID to be sure we have a Micron device */
+ if (id != swab16(ret))
+ continue;
+ /* Check chip ID */
+ switch (id) {
+ case 0x1222:
+ name = "MT9V012"; /* MI370 */ /* 640x480 */
+ break;
+ case 0x1229:
+ name = "MT9V112"; /* 640x480 */
+ break;
+ case 0x1433:
+ name = "MT9M011"; /* 1280x1024 */
+ break;
+ case 0x143a: /* found in the ECS G200 */
+ name = "MT9M111"; /* MI1310 */ /* 1280x1024 */
+ dev->em28xx_sensor = EM28XX_MT9M111;
+ break;
+ case 0x148c:
+ name = "MT9M112"; /* MI1320 */ /* 1280x1024 */
+ break;
+ case 0x1511:
+ name = "MT9D011"; /* MI2010 */ /* 1600x1200 */
+ break;
+ case 0x8232:
+ case 0x8243: /* rev B */
+ name = "MT9V011"; /* MI360 */ /* 640x480 */
+ dev->em28xx_sensor = EM28XX_MT9V011;
+ break;
+ case 0x8431:
+ name = "MT9M001"; /* 1280x1024 */
+ dev->em28xx_sensor = EM28XX_MT9M001;
+ break;
+ default:
+ dev_info(&dev->intf->dev,
+ "unknown Micron sensor detected: 0x%04x\n",
+ id);
+ return 0;
+ }
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR)
+ dev_info(&dev->intf->dev,
+ "unsupported sensor detected: %s\n", name);
+ else
+ dev_info(&dev->intf->dev,
+ "sensor %s detected\n", name);
+
+ return 0;
+ }
+
+ return -ENODEV;
+}
+
+/*
+ * Probes Omnivision sensors with 8 bit address and register width
+ */
+static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
+{
+ int ret, i;
+ char *name;
+ u8 reg;
+ u16 id;
+ struct i2c_client *client = &dev->i2c_client[dev->def_i2c_bus];
+
+ dev->em28xx_sensor = EM28XX_NOSENSOR;
+ /*
+ * NOTE: these devices have the register auto incrementation disabled
+ * by default, so we have to use single byte reads !
+ */
+ for (i = 0; omnivision_sensor_addrs[i] != I2C_CLIENT_END; i++) {
+ client->addr = omnivision_sensor_addrs[i];
+ /* Read manufacturer ID from registers 0x1c-0x1d (BE) */
+ reg = 0x1c;
+ ret = i2c_smbus_read_byte_data(client, reg);
+ if (ret < 0) {
+ if (ret != -ENXIO)
+ dev_err(&dev->intf->dev,
+ "couldn't read from i2c device 0x%02x: error %i\n",
+ client->addr << 1, ret);
+ continue;
+ }
+ id = ret << 8;
+ reg = 0x1d;
+ ret = i2c_smbus_read_byte_data(client, reg);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "couldn't read from i2c device 0x%02x: error %i\n",
+ client->addr << 1, ret);
+ continue;
+ }
+ id += ret;
+ /* Check manufacturer ID */
+ if (id != 0x7fa2)
+ continue;
+ /* Read product ID from registers 0x0a-0x0b (BE) */
+ reg = 0x0a;
+ ret = i2c_smbus_read_byte_data(client, reg);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "couldn't read from i2c device 0x%02x: error %i\n",
+ client->addr << 1, ret);
+ continue;
+ }
+ id = ret << 8;
+ reg = 0x0b;
+ ret = i2c_smbus_read_byte_data(client, reg);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "couldn't read from i2c device 0x%02x: error %i\n",
+ client->addr << 1, ret);
+ continue;
+ }
+ id += ret;
+ /* Check product ID */
+ switch (id) {
+ case 0x2642:
+ name = "OV2640";
+ dev->em28xx_sensor = EM28XX_OV2640;
+ break;
+ case 0x7648:
+ name = "OV7648";
+ break;
+ case 0x7660:
+ name = "OV7660";
+ break;
+ case 0x7673:
+ name = "OV7670";
+ break;
+ case 0x7720:
+ name = "OV7720";
+ break;
+ case 0x7721:
+ name = "OV7725";
+ break;
+ case 0x9648: /* Rev 2 */
+ case 0x9649: /* Rev 3 */
+ name = "OV9640";
+ break;
+ case 0x9650:
+ case 0x9652: /* OV9653 */
+ name = "OV9650";
+ break;
+ case 0x9656: /* Rev 4 */
+ case 0x9657: /* Rev 5 */
+ name = "OV9655";
+ break;
+ default:
+ dev_info(&dev->intf->dev,
+ "unknown OmniVision sensor detected: 0x%04x\n",
+ id);
+ return 0;
+ }
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR)
+ dev_info(&dev->intf->dev,
+ "unsupported sensor detected: %s\n", name);
+ else
+ dev_info(&dev->intf->dev,
+ "sensor %s detected\n", name);
+
+ return 0;
+ }
+
+ return -ENODEV;
+}
+
+int em28xx_detect_sensor(struct em28xx *dev)
+{
+ int ret;
+
+ ret = em28xx_probe_sensor_micron(dev);
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR && ret < 0)
+ ret = em28xx_probe_sensor_omnivision(dev);
+
+ /*
+ * NOTE: the Windows driver also probes i2c addresses
+ * 0x22 (Samsung ?) and 0x66 (Kodak ?)
+ */
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR && ret < 0) {
+ dev_info(&dev->intf->dev,
+ "No sensor detected\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+int em28xx_init_camera(struct em28xx *dev)
+{
+ struct i2c_client *client = &dev->i2c_client[dev->def_i2c_bus];
+ struct i2c_adapter *adap = &dev->i2c_adap[dev->def_i2c_bus];
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ switch (dev->em28xx_sensor) {
+ case EM28XX_MT9V011:
+ {
+ struct mt9v011_platform_data pdata;
+ struct i2c_board_info mt9v011_info = {
+ .type = "mt9v011",
+ .addr = client->addr,
+ .platform_data = &pdata,
+ };
+
+ v4l2->sensor_xres = 640;
+ v4l2->sensor_yres = 480;
+
+ /*
+ * FIXME: mt9v011 uses I2S speed as xtal clk - at least with
+ * the Silvercrest cam I have here for testing - for higher
+ * resolutions, a high clock cause horizontal artifacts, so we
+ * need to use a lower xclk frequency.
+ * Yet, it would be possible to adjust xclk depending on the
+ * desired resolution, since this affects directly the
+ * frame rate.
+ */
+ dev->board.xclk = EM28XX_XCLK_FREQUENCY_4_3MHZ;
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk);
+ v4l2->sensor_xtal = 4300000;
+ pdata.xtal = v4l2->sensor_xtal;
+ if (NULL ==
+ v4l2_i2c_new_subdev_board(&v4l2->v4l2_dev, adap,
+ &mt9v011_info, NULL))
+ return -ENODEV;
+ v4l2->vinmode = EM28XX_VINMODE_RGB8_GRBG;
+ v4l2->vinctl = 0x00;
+
+ break;
+ }
+ case EM28XX_MT9M001:
+ v4l2->sensor_xres = 1280;
+ v4l2->sensor_yres = 1024;
+
+ em28xx_initialize_mt9m001(dev);
+
+ v4l2->vinmode = EM28XX_VINMODE_RGB8_BGGR;
+ v4l2->vinctl = 0x00;
+
+ break;
+ case EM28XX_MT9M111:
+ v4l2->sensor_xres = 640;
+ v4l2->sensor_yres = 512;
+
+ dev->board.xclk = EM28XX_XCLK_FREQUENCY_48MHZ;
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk);
+ em28xx_initialize_mt9m111(dev);
+
+ v4l2->vinmode = EM28XX_VINMODE_YUV422_UYVY;
+ v4l2->vinctl = 0x00;
+
+ break;
+ case EM28XX_OV2640:
+ {
+ struct v4l2_subdev *subdev;
+ struct i2c_board_info ov2640_info = {
+ .type = "ov2640",
+ .flags = I2C_CLIENT_SCCB,
+ .addr = client->addr,
+ };
+ struct v4l2_subdev_format format = {
+ .which = V4L2_SUBDEV_FORMAT_ACTIVE,
+ };
+
+ /*
+ * FIXME: sensor supports resolutions up to 1600x1200, but
+ * resolution setting/switching needs to be modified to
+ * - switch sensor output resolution (including further
+ * configuration changes)
+ * - adjust bridge xclk
+ * - disable 16 bit (12 bit) output formats on high resolutions
+ */
+ v4l2->sensor_xres = 640;
+ v4l2->sensor_yres = 480;
+
+ subdev =
+ v4l2_i2c_new_subdev_board(&v4l2->v4l2_dev, adap,
+ &ov2640_info, NULL);
+ if (!subdev)
+ return -ENODEV;
+
+ format.format.code = MEDIA_BUS_FMT_YUYV8_2X8;
+ format.format.width = 640;
+ format.format.height = 480;
+ v4l2_subdev_call(subdev, pad, set_fmt, NULL, &format);
+
+ /* NOTE: for UXGA=1600x1200 switch to 12MHz */
+ dev->board.xclk = EM28XX_XCLK_FREQUENCY_24MHZ;
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk);
+ v4l2->vinmode = EM28XX_VINMODE_YUV422_YUYV;
+ v4l2->vinctl = 0x00;
+
+ break;
+ }
+ case EM28XX_NOSENSOR:
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(em28xx_init_camera);
diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
new file mode 100644
index 0000000000..4d037c92af
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -0,0 +1,4187 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// em28xx-cards.c - driver for Empia EM2800/EM2820/2840 USB
+// video capture devices
+//
+// Copyright (C) 2005 Ludovico Cavedon <cavedon@sssup.it>
+// Markus Rechberger <mrechberger@gmail.com>
+// Mauro Carvalho Chehab <mchehab@kernel.org>
+// Sascha Sommer <saschasommer@freenet.de>
+// Copyright (C) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
+
+#include "em28xx.h"
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/usb.h>
+#include <media/tuner.h>
+#include <media/drv-intf/msp3400.h>
+#include <media/i2c/saa7115.h>
+#include <dt-bindings/media/tvp5150.h>
+#include <media/i2c/tvaudio.h>
+#include <media/tveeprom.h>
+#include <media/v4l2-common.h>
+#include <sound/ac97_codec.h>
+
+#define DRIVER_NAME "em28xx"
+
+static int tuner = -1;
+module_param(tuner, int, 0444);
+MODULE_PARM_DESC(tuner, "tuner type");
+
+static unsigned int disable_ir;
+module_param(disable_ir, int, 0444);
+MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
+
+static unsigned int disable_usb_speed_check;
+module_param(disable_usb_speed_check, int, 0444);
+MODULE_PARM_DESC(disable_usb_speed_check,
+ "override min bandwidth requirement of 480M bps");
+
+static unsigned int card[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = -1U };
+module_param_array(card, int, NULL, 0444);
+MODULE_PARM_DESC(card, "card type");
+
+static int usb_xfer_mode = -1;
+module_param(usb_xfer_mode, int, 0444);
+MODULE_PARM_DESC(usb_xfer_mode,
+ "USB transfer mode for frame data (-1 = auto, 0 = prefer isoc, 1 = prefer bulk)");
+
+/* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS - 1 */
+static DECLARE_BITMAP(em28xx_devused, EM28XX_MAXBOARDS);
+
+struct em28xx_hash_table {
+ unsigned long hash;
+ unsigned int model;
+ unsigned int tuner;
+};
+
+static void em28xx_pre_card_setup(struct em28xx *dev);
+
+/*
+ * Reset sequences for analog/digital modes
+ */
+
+/* Reset for the most [analog] boards */
+static const struct em28xx_reg_seq default_analog[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Reset for the most [digital] boards */
+static const struct em28xx_reg_seq default_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Board :Zolid Hybrid Tv Stick */
+static struct em28xx_reg_seq zolid_tuner[] = {
+ {EM2820_R08_GPIO_CTRL, 0xfd, 0xff, 100},
+ {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 100},
+ { -1, -1, -1, -1},
+};
+
+static struct em28xx_reg_seq zolid_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6a, 0xff, 100},
+ {EM2820_R08_GPIO_CTRL, 0x7a, 0xff, 100},
+ {EM2880_R04_GPO, 0x04, 0xff, 100},
+ {EM2880_R04_GPO, 0x0c, 0xff, 100},
+ { -1, -1, -1, -1},
+};
+
+/* Board Hauppauge WinTV HVR 900 analog */
+static const struct em28xx_reg_seq hauppauge_wintv_hvr_900_analog[] = {
+ {EM2820_R08_GPIO_CTRL, 0x2d, ~EM_GPIO_4, 10},
+ { 0x05, 0xff, 0x10, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Board Hauppauge WinTV HVR 900 digital */
+static const struct em28xx_reg_seq hauppauge_wintv_hvr_900_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x2e, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x04, 0x0f, 10},
+ {EM2880_R04_GPO, 0x0c, 0x0f, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Board Hauppauge WinTV HVR 900 (R2) digital */
+static const struct em28xx_reg_seq hauppauge_wintv_hvr_900R2_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x2e, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x0c, 0x0f, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Boards - EM2880 MSI DIGIVOX AD and EM2880_BOARD_MSI_DIGIVOX_AD_II */
+static const struct em28xx_reg_seq em2880_msi_digivox_ad_analog[] = {
+ {EM2820_R08_GPIO_CTRL, 0x69, ~EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Board - EM2882 Kworld 315U digital */
+static const struct em28xx_reg_seq em2882_kworld_315u_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10},
+ {EM2880_R04_GPO, 0x04, 0xff, 10},
+ {EM2880_R04_GPO, 0x0c, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0x7e, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq em2882_kworld_315u_tuner_gpio[] = {
+ {EM2880_R04_GPO, 0x08, 0xff, 10},
+ {EM2880_R04_GPO, 0x0c, 0xff, 10},
+ {EM2880_R04_GPO, 0x08, 0xff, 10},
+ {EM2880_R04_GPO, 0x0c, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq kworld_330u_analog[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x00, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq kworld_330u_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x08, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+/*
+ * Evga inDtube
+ * GPIO0 - Enable digital power (s5h1409) - low to enable
+ * GPIO1 - Enable analog power (tvp5150/emp202) - low to enable
+ * GPIO4 - xc3028 reset
+ * GOP3 - s5h1409 reset
+ */
+static const struct em28xx_reg_seq evga_indtube_analog[] = {
+ {EM2820_R08_GPIO_CTRL, 0x79, 0xff, 60},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq evga_indtube_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x7a, 0xff, 1},
+ {EM2880_R04_GPO, 0x04, 0xff, 10},
+ {EM2880_R04_GPO, 0x0c, 0xff, 1},
+ { -1, -1, -1, -1},
+};
+
+/*
+ * KWorld PlusTV 340U, UB435-Q and UB435-Q V2 (ATSC) GPIOs map:
+ * EM_GPIO_0 - currently unknown
+ * EM_GPIO_1 - LED disable/enable (1 = off, 0 = on)
+ * EM_GPIO_2 - currently unknown
+ * EM_GPIO_3 - currently unknown
+ * EM_GPIO_4 - TDA18271HD/C1 tuner (1 = active, 0 = in reset)
+ * EM_GPIO_5 - LGDT3304 ATSC/QAM demod (1 = active, 0 = in reset)
+ * EM_GPIO_6 - currently unknown
+ * EM_GPIO_7 - currently unknown
+ */
+static const struct em28xx_reg_seq kworld_a340_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq kworld_ub435q_v3_digital[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbe, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 100},
+ { -1, -1, -1, -1},
+};
+
+/* Pinnacle Hybrid Pro eb1a:2881 */
+static const struct em28xx_reg_seq pinnacle_hybrid_pro_analog[] = {
+ {EM2820_R08_GPIO_CTRL, 0xfd, ~EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq pinnacle_hybrid_pro_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x04, 0xff, 100},/* zl10353 reset */
+ {EM2880_R04_GPO, 0x0c, 0xff, 1},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq terratec_cinergy_USB_XS_FR_analog[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x00, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq terratec_cinergy_USB_XS_FR_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x08, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+/*
+ * PCTV HD Mini (80e) GPIOs
+ * 0-5: not used
+ * 6: demod reset, active low
+ * 7: LED on, active high
+ */
+static const struct em28xx_reg_seq em2874_pctv_80e_digital[] = {
+ {EM28XX_R06_I2C_CLK, 0x45, 0xff, 10}, /*400 KHz*/
+ {EM2874_R80_GPIO_P0_CTRL, 0x00, 0xff, 100},/*Demod reset*/
+ {EM2874_R80_GPIO_P0_CTRL, 0x40, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+/*
+ * eb1a:2868 Reddo DVB-C USB TV Box
+ * GPIO4 - CU1216L NIM
+ * Other GPIOs seems to be don't care.
+ */
+static const struct em28xx_reg_seq reddo_dvb_c_usb_box[] = {
+ {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xde, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0x7f, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6f, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Callback for the most boards */
+static const struct em28xx_reg_seq default_tuner_gpio[] = {
+ {EM2820_R08_GPIO_CTRL, EM_GPIO_4, EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0, EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, EM_GPIO_4, EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Mute/unmute */
+static const struct em28xx_reg_seq compro_unmute_tv_gpio[] = {
+ {EM2820_R08_GPIO_CTRL, 5, 7, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq compro_unmute_svid_gpio[] = {
+ {EM2820_R08_GPIO_CTRL, 4, 7, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq compro_mute_gpio[] = {
+ {EM2820_R08_GPIO_CTRL, 6, 7, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Terratec AV350 */
+static const struct em28xx_reg_seq terratec_av350_mute_gpio[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x7f, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq terratec_av350_unmute_gpio[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq silvercrest_reg_seq[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0x01, 0xf7, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq vc211a_enable[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x07, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x0f, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x0b, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq dikom_dk300_digital[] = {
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
+ {EM2880_R04_GPO, 0x08, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+/* Reset for the most [digital] boards */
+static const struct em28xx_reg_seq leadership_digital[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x70, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq leadership_reset[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb0, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+/*
+ * 2013:024f PCTV nanoStick T2 290e
+ * GPIO_6 - demod reset
+ * GPIO_7 - LED
+ */
+static const struct em28xx_reg_seq pctv_290e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x00, 0xff, 80},
+ {EM2874_R80_GPIO_P0_CTRL, 0x40, 0xff, 80}, /* GPIO_6 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0xc0, 0xff, 80}, /* GPIO_7 = 1 */
+ { -1, -1, -1, -1},
+};
+
+#if 0
+static const struct em28xx_reg_seq terratec_h5_gpio[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq terratec_h5_digital[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+#endif
+
+/*
+ * 2013:024f PCTV DVB-S2 Stick 460e
+ * GPIO_0 - POWER_ON
+ * GPIO_1 - BOOST
+ * GPIO_2 - VUV_LNB (red LED)
+ * GPIO_3 - EXT_12V
+ * GPIO_4 - INT_DEM (DEMOD GPIO_0)
+ * GPIO_5 - INT_LNB
+ * GPIO_6 - RESET_DEM
+ * GPIO_7 - LED (green LED)
+ */
+static const struct em28xx_reg_seq pctv_460e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x01, 0xff, 50},
+ { 0x0d, 0xff, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0x41, 0xff, 50}, /* GPIO_6=1 */
+ { 0x0d, 0x42, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0x61, 0xff, 50}, /* GPIO_5=1 */
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq c3tech_digital_duo_digital[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10}, /* xc5000 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0xf9, 0xff, 35},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbe, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 20},
+ { -1, -1, -1, -1},
+};
+
+/*
+ * 2013:0258 PCTV DVB-S2 Stick (461e)
+ * GPIO 0 = POWER_ON
+ * GPIO 1 = BOOST
+ * GPIO 2 = VUV_LNB (red LED)
+ * GPIO 3 = #EXT_12V
+ * GPIO 4 = INT_DEM
+ * GPIO 5 = INT_LNB
+ * GPIO 6 = #RESET_DEM
+ * GPIO 7 = P07_LED (green LED)
+ */
+static const struct em28xx_reg_seq pctv_461e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x7f, 0xff, 0},
+ {0x0d, 0xff, 0xff, 0},
+ {EM2874_R80_GPIO_P0_CTRL, 0x3f, 0xff, 100}, /* reset demod */
+ {EM2874_R80_GPIO_P0_CTRL, 0x7f, 0xff, 200}, /* reset demod */
+ {0x0d, 0x42, 0xff, 0},
+ {EM2874_R80_GPIO_P0_CTRL, 0xeb, 0xff, 0},
+ {EM2874_R5F_TS_ENABLE, 0x84, 0x84, 0}, /* parallel? | null discard */
+ { -1, -1, -1, -1},
+};
+
+#if 0
+static const struct em28xx_reg_seq hauppauge_930c_gpio[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x6f, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0x4f, 0xff, 10}, /* xc5000 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0x6f, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0x4f, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq hauppauge_930c_digital[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 10},
+ { -1, -1, -1, -1},
+};
+#endif
+
+/*
+ * 1b80:e425 MaxMedia UB425-TC
+ * 1b80:e1cc Delock 61959
+ * GPIO_6 - demod reset, 0=active
+ * GPIO_7 - LED, 0=active
+ */
+static const struct em28xx_reg_seq maxmedia_ub425_tc[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x83, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xc3, 0xff, 100}, /* GPIO_6 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0x43, 0xff, 000}, /* GPIO_7 = 0 */
+ { -1, -1, -1, -1},
+};
+
+/*
+ * 2304:0242 PCTV QuatroStick (510e)
+ * GPIO_2: decoder reset, 0=active
+ * GPIO_4: decoder suspend, 0=active
+ * GPIO_6: demod reset, 0=active
+ * GPIO_7: LED, 1=active
+ */
+static const struct em28xx_reg_seq pctv_510e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x10, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0x14, 0xff, 100}, /* GPIO_2 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0x54, 0xff, 050}, /* GPIO_6 = 1 */
+ { -1, -1, -1, -1},
+};
+
+/*
+ * 2013:0251 PCTV QuatroStick nano (520e)
+ * GPIO_2: decoder reset, 0=active
+ * GPIO_4: decoder suspend, 0=active
+ * GPIO_6: demod reset, 0=active
+ * GPIO_7: LED, 1=active
+ */
+static const struct em28xx_reg_seq pctv_520e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x10, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0x14, 0xff, 100}, /* GPIO_2 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0x54, 0xff, 050}, /* GPIO_6 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0xd4, 0xff, 000}, /* GPIO_7 = 1 */
+ { -1, -1, -1, -1},
+};
+
+/*
+ * 1ae7:9003/9004 SpeedLink Vicious And Devine Laplace webcam
+ * reg 0x80/0x84:
+ * GPIO_0: capturing LED, 0=on, 1=off
+ * GPIO_2: AV mute button, 0=pressed, 1=unpressed
+ * GPIO 3: illumination button, 0=pressed, 1=unpressed
+ * GPIO_6: illumination/flash LED, 0=on, 1=off
+ * reg 0x81/0x85:
+ * GPIO_7: snapshot button, 0=pressed, 1=unpressed
+ */
+static const struct em28xx_reg_seq speedlink_vad_laplace_reg_seq[] = {
+ {EM2820_R08_GPIO_CTRL, 0xf7, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xb2, 10},
+ { -1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq pctv_292e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0},
+ {0x0d, 0xff, 0xff, 950},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbd, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 410},
+ {EM2874_R80_GPIO_P0_CTRL, 0x7d, 0xff, 300},
+ {EM2874_R80_GPIO_P0_CTRL, 0x7c, 0xff, 60},
+ {0x0d, 0x42, 0xff, 50},
+ {EM2874_R5F_TS_ENABLE, 0x85, 0xff, 0},
+ {-1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq terratec_t2_stick_hd[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0},
+ {0x0d, 0xff, 0xff, 600},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbc, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0x00, 0xff, 300},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf8, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 300},
+ {0x0d, 0x42, 0xff, 1000},
+ {EM2874_R5F_TS_ENABLE, 0x85, 0xff, 0},
+ {-1, -1, -1, -1},
+};
+
+static const struct em28xx_reg_seq plex_px_bcud[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0},
+ {0x0d, 0xff, 0xff, 0},
+ {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0},
+ {EM28XX_R06_I2C_CLK, 0x40, 0xff, 0},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 100},
+ {EM28XX_R12_VINENABLE, 0x20, 0x20, 0},
+ {0x0d, 0x42, 0xff, 1000},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfc, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10},
+ {0x73, 0xfd, 0xff, 100},
+ {-1, -1, -1, -1},
+};
+
+/*
+ * 2040:0265 Hauppauge WinTV-dualHD DVB Isoc
+ * 2040:8265 Hauppauge WinTV-dualHD DVB Bulk
+ * 2040:026d Hauppauge WinTV-dualHD ATSC/QAM Isoc
+ * 2040:826d Hauppauge WinTV-dualHD ATSC/QAM Bulk
+ * reg 0x80/0x84:
+ * GPIO_0: Yellow LED tuner 1, 0=on, 1=off
+ * GPIO_1: Green LED tuner 1, 0=on, 1=off
+ * GPIO_2: Yellow LED tuner 2, 0=on, 1=off
+ * GPIO_3: Green LED tuner 2, 0=on, 1=off
+ * GPIO_5: Reset #2, 0=active
+ * GPIO_6: Reset #1, 0=active
+ */
+static const struct em28xx_reg_seq hauppauge_dualhd_dvb[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0},
+ {0x0d, 0xff, 0xff, 200},
+ {0x50, 0x04, 0xff, 300},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbf, 0xff, 100}, /* demod 1 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xdf, 0xff, 100}, /* demod 2 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 100},
+ {EM2874_R5F_TS_ENABLE, 0x00, 0xff, 50}, /* disable TS filters */
+ {EM2874_R5D_TS1_PKT_SIZE, 0x05, 0xff, 50},
+ {EM2874_R5E_TS2_PKT_SIZE, 0x05, 0xff, 50},
+ {-1, -1, -1, -1},
+};
+
+/* Hauppauge USB QuadHD */
+static struct em28xx_reg_seq hauppauge_usb_quadhd_atsc_reg_seq[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0},
+ {0x0d, 0xff, 0xff, 200},
+ {0x50, 0x04, 0xff, 300},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb0, 0xf0, 100}, /* demod 1 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xf0, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xd0, 0xf0, 100}, /* demod 2 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xf0, 100},
+ {EM2874_R5F_TS_ENABLE, 0x44, 0xff, 50},
+ {EM2874_R5D_TS1_PKT_SIZE, 0x05, 0xff, 50},
+ {EM2874_R5E_TS2_PKT_SIZE, 0x05, 0xff, 50},
+ {-1, -1, -1, -1},
+};
+
+/*
+ * Button definitions
+ */
+static const struct em28xx_button std_snapshot_button[] = {
+ {
+ .role = EM28XX_BUTTON_SNAPSHOT,
+ .reg_r = EM28XX_R0C_USBSUSP,
+ .reg_clearing = EM28XX_R0C_USBSUSP,
+ .mask = EM28XX_R0C_USBSUSP_SNAPSHOT,
+ .inverted = 0,
+ },
+ {-1, 0, 0, 0, 0},
+};
+
+static const struct em28xx_button speedlink_vad_laplace_buttons[] = {
+ {
+ .role = EM28XX_BUTTON_SNAPSHOT,
+ .reg_r = EM2874_R85_GPIO_P1_STATE,
+ .mask = 0x80,
+ .inverted = 1,
+ },
+ {
+ .role = EM28XX_BUTTON_ILLUMINATION,
+ .reg_r = EM2874_R84_GPIO_P0_STATE,
+ .mask = 0x08,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0, 0},
+};
+
+/*
+ * LED definitions
+ */
+static struct em28xx_led speedlink_vad_laplace_leds[] = {
+ {
+ .role = EM28XX_LED_ANALOG_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x01,
+ .inverted = 1,
+ },
+ {
+ .role = EM28XX_LED_ILLUMINATION,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x40,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0},
+};
+
+static struct em28xx_led kworld_ub435q_v3_leds[] = {
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x80,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0},
+};
+
+static struct em28xx_led pctv_80e_leds[] = {
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x80,
+ .inverted = 0,
+ },
+ {-1, 0, 0, 0},
+};
+
+static struct em28xx_led terratec_grabby_leds[] = {
+ {
+ .role = EM28XX_LED_ANALOG_CAPTURING,
+ .gpio_reg = EM2820_R08_GPIO_CTRL,
+ .gpio_mask = EM_GPIO_3,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0},
+};
+
+static struct em28xx_led hauppauge_dualhd_leds[] = {
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = EM_GPIO_1,
+ .inverted = 1,
+ },
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING_TS2,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = EM_GPIO_3,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0},
+};
+
+static struct em28xx_led hauppauge_usb_quadhd_leds[] = {
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = EM_GPIO_2,
+ .inverted = 1,
+ },
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING_TS2,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = EM_GPIO_0,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0},
+};
+
+/*
+ * Board definitions
+ */
+const struct em28xx_board em28xx_boards[] = {
+ [EM2750_BOARD_UNKNOWN] = {
+ .name = "EM2710/EM2750/EM2751 webcam grabber",
+ .xclk = EM28XX_XCLK_FREQUENCY_20MHZ,
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = 0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = silvercrest_reg_seq,
+ } },
+ },
+ [EM2800_BOARD_UNKNOWN] = {
+ .name = "Unknown EM2800 video grabber",
+ .is_em2800 = 1,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .tuner_type = TUNER_ABSENT,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_UNKNOWN] = {
+ .name = "Unknown EM2750/28xx video grabber",
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1, /* To enable sensor probe */
+ },
+ [EM2882_BOARD_ZOLID_HYBRID_TV_STICK] = {
+ .name = ":ZOLID HYBRID TV STICK",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = zolid_tuner,
+ .decoder = EM28XX_TVP5150,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = zolid_digital,
+ },
+ [EM2750_BOARD_DLCW_130] = {
+ /* Beijing Huaqi Information Digital Technology Co., Ltd */
+ .name = "Huaqi DLCW-130",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .xclk = EM28XX_XCLK_FREQUENCY_48MHZ,
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = 0,
+ .amux = EM28XX_AMUX_VIDEO,
+ } },
+ },
+ [EM2820_BOARD_KWORLD_PVRTV2800RF] = {
+ .name = "Kworld PVR TV 2800 RF",
+ .tuner_type = TUNER_TEMIC_PAL,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_GADMEI_TVR200] = {
+ .name = "Gadmei TVR200",
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_TERRATEC_CINERGY_250] = {
+ .name = "Terratec Cinergy 250 USB",
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .has_ir_i2c = 1,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_PINNACLE_USB_2] = {
+ .name = "Pinnacle PCTV USB 2",
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .has_ir_i2c = 1,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_HAUPPAUGE_WINTV_USB_2] = {
+ .name = "Hauppauge WinTV USB 2",
+ .tuner_type = TUNER_PHILIPS_FM1236_MK3,
+ .tda9887_conf = TDA9887_PRESENT |
+ TDA9887_PORT1_ACTIVE |
+ TDA9887_PORT2_ACTIVE,
+ .decoder = EM28XX_TVP5150,
+ .has_msp34xx = 1,
+ .has_ir_i2c = 1,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = MSP_INPUT_DEFAULT,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = MSP_INPUT(MSP_IN_SCART1, MSP_IN_TUNER1,
+ MSP_DSP_IN_SCART, MSP_DSP_IN_SCART),
+ } },
+ },
+ [EM2820_BOARD_DLINK_USB_TV] = {
+ .name = "D-Link DUB-T210 TV Tuner",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_HERCULES_SMART_TV_USB2] = {
+ .name = "Hercules Smart TV USB 2.0",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_PINNACLE_USB_2_FM1216ME] = {
+ .name = "Pinnacle PCTV USB 2 (Philips FM1216ME)",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_PHILIPS_FM1216ME_MK3,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_GADMEI_UTV310] = {
+ .name = "Gadmei UTV310",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_TNF_5335MF,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE] = {
+ .name = "Leadtek Winfast USB II Deluxe",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_PHILIPS_FM1216ME_MK3,
+ .has_ir_i2c = 1,
+ .tvaudio_addr = 0x58,
+ .tda9887_conf = TDA9887_PRESENT |
+ TDA9887_PORT2_ACTIVE |
+ TDA9887_QSS,
+ .decoder = EM28XX_SAA711X,
+ .adecoder = EM28XX_TVAUDIO,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE4,
+ .amux = EM28XX_AMUX_AUX,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE5,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ .radio = {
+ .type = EM28XX_RADIO,
+ .amux = EM28XX_AMUX_AUX,
+ }
+ },
+ [EM2820_BOARD_VIDEOLOGY_20K14XUSB] = {
+ .name = "Videology 20K14XUSB USB2.0",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = 0,
+ .amux = EM28XX_AMUX_VIDEO,
+ } },
+ },
+ [EM2820_BOARD_SILVERCREST_WEBCAM] = {
+ .name = "Silvercrest Webcam 1.3mpix",
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = 0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = silvercrest_reg_seq,
+ } },
+ },
+ [EM2821_BOARD_SUPERCOMP_USB_2] = {
+ .name = "Supercomp USB 2.0 TV",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_PHILIPS_FM1236_MK3,
+ .tda9887_conf = TDA9887_PRESENT |
+ TDA9887_PORT1_ACTIVE |
+ TDA9887_PORT2_ACTIVE,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2821_BOARD_USBGEAR_VD204] = {
+ .name = "Usbgear VD204v9",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_ABSENT, /* Capture only device */
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2860_BOARD_NETGMBH_CAM] = {
+ /* Beijing Huaqi Information Digital Technology Co., Ltd */
+ .name = "NetGMBH Cam",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = 0,
+ .amux = EM28XX_AMUX_VIDEO,
+ } },
+ },
+ [EM2860_BOARD_TYPHOON_DVD_MAKER] = {
+ .name = "Typhoon DVD Maker",
+ .decoder = EM28XX_SAA711X,
+ .tuner_type = TUNER_ABSENT, /* Capture only device */
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2860_BOARD_GADMEI_UTV330] = {
+ .name = "Gadmei UTV330",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_TNF_5335MF,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2861_BOARD_GADMEI_UTV330PLUS] = {
+ .name = "Gadmei UTV330+",
+ .tuner_type = TUNER_TNF_5335MF,
+ .tda9887_conf = TDA9887_PRESENT,
+ .ir_codes = RC_MAP_GADMEI_RM008Z,
+ .decoder = EM28XX_SAA711X,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2860_BOARD_TERRATEC_HYBRID_XS] = {
+ .name = "Terratec Cinergy A Hybrid XS",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2861_BOARD_KWORLD_PVRTV_300U] = {
+ .name = "KWorld PVRTV 300U",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2861_BOARD_YAKUMO_MOVIE_MIXER] = {
+ .name = "Yakumo MovieMixer",
+ .tuner_type = TUNER_ABSENT, /* Capture only device */
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2860_BOARD_TVP5150_REFERENCE_DESIGN] = {
+ .name = "EM2860/TVP5150 Reference Design",
+ .tuner_type = TUNER_ABSENT, /* Capture only device */
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2861_BOARD_PLEXTOR_PX_TV100U] = {
+ .name = "Plextor ConvertX PX-TV100U",
+ .tuner_type = TUNER_TNF_5335MF,
+ .xclk = EM28XX_XCLK_I2S_MSB_TIMING |
+ EM28XX_XCLK_FREQUENCY_12MHZ,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_TVP5150,
+ .has_msp34xx = 1,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = pinnacle_hybrid_pro_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = pinnacle_hybrid_pro_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = pinnacle_hybrid_pro_analog,
+ } },
+ },
+
+ /* Those boards with em2870 are DVB Only*/
+
+ [EM2870_BOARD_TERRATEC_XS] = {
+ .name = "Terratec Cinergy T XS",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ },
+ [EM2870_BOARD_TERRATEC_XS_MT2060] = {
+ .name = "Terratec Cinergy T XS (MT2060)",
+ .xclk = EM28XX_XCLK_IR_RC5_MODE |
+ EM28XX_XCLK_FREQUENCY_12MHZ,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE,
+ .tuner_type = TUNER_ABSENT, /* MT2060 */
+ .has_dvb = 1,
+ .tuner_gpio = default_tuner_gpio,
+ },
+ [EM2870_BOARD_KWORLD_350U] = {
+ .name = "Kworld 350 U DVB-T",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ },
+ [EM2870_BOARD_KWORLD_355U] = {
+ .name = "Kworld 355 U DVB-T",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = default_tuner_gpio,
+ .has_dvb = 1,
+ .dvb_gpio = default_digital,
+ },
+ [EM2870_BOARD_PINNACLE_PCTV_DVB] = {
+ .name = "Pinnacle PCTV DVB-T",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_ABSENT, /* MT2060 */
+ /* djh - I have serious doubts this is right... */
+ .xclk = EM28XX_XCLK_IR_RC5_MODE |
+ EM28XX_XCLK_FREQUENCY_10MHZ,
+ },
+ [EM2870_BOARD_COMPRO_VIDEOMATE] = {
+ .name = "Compro, VideoMate U3",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_ABSENT, /* MT2060 */
+ },
+
+ [EM2880_BOARD_TERRATEC_HYBRID_XS_FR] = {
+ .name = "Terratec Hybrid XS Secam",
+ .has_msp34xx = 1,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .has_dvb = 1,
+ .dvb_gpio = terratec_cinergy_USB_XS_FR_digital,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = terratec_cinergy_USB_XS_FR_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = terratec_cinergy_USB_XS_FR_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = terratec_cinergy_USB_XS_FR_analog,
+ } },
+ },
+ [EM2884_BOARD_TERRATEC_H5] = {
+ .name = "Terratec Cinergy H5",
+ .has_dvb = 1,
+#if 0
+ .tuner_type = TUNER_PHILIPS_TDA8290,
+ .tuner_addr = 0x41,
+ .dvb_gpio = terratec_h5_digital, /* FIXME: probably wrong */
+ .tuner_gpio = terratec_h5_gpio,
+#else
+ .tuner_type = TUNER_ABSENT,
+#endif
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ [EM2884_BOARD_TERRATEC_H6] = {
+ .name = "Terratec Cinergy H6 rev. 2",
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
+#if 0
+ .tuner_type = TUNER_PHILIPS_TDA8290,
+ .tuner_addr = 0x41,
+ .dvb_gpio = terratec_h5_digital, /* FIXME: probably wrong */
+ .tuner_gpio = terratec_h5_gpio,
+#else
+ .tuner_type = TUNER_ABSENT,
+#endif
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ [EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C] = {
+ .name = "Hauppauge WinTV HVR 930C",
+ .has_dvb = 1,
+#if 0 /* FIXME: Add analog support */
+ .tuner_type = TUNER_XC5000,
+ .tuner_addr = 0x41,
+ .dvb_gpio = hauppauge_930c_digital,
+ .tuner_gpio = hauppauge_930c_gpio,
+#else
+ .tuner_type = TUNER_ABSENT,
+#endif
+ .ir_codes = RC_MAP_HAUPPAUGE,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ [EM2884_BOARD_C3TECH_DIGITAL_DUO] = {
+ .name = "C3 Tech Digital Duo HDTV/SDTV USB",
+ .has_dvb = 1,
+ /* FIXME: Add analog support - need a saa7136 driver */
+ .tuner_type = TUNER_ABSENT, /* Digital-only TDA18271HD */
+ .ir_codes = RC_MAP_EMPTY,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE,
+ .dvb_gpio = c3tech_digital_duo_digital,
+ },
+ [EM2884_BOARD_CINERGY_HTC_STICK] = {
+ .name = "Terratec Cinergy HTC Stick",
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
+ .tuner_type = TUNER_ABSENT,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ [EM2884_BOARD_ELGATO_EYETV_HYBRID_2008] = {
+ .name = "Elgato EyeTV Hybrid 2008 INT",
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
+ .tuner_type = TUNER_ABSENT,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ [EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900] = {
+ .name = "Hauppauge WinTV HVR 900",
+ .tda9887_conf = TDA9887_PRESENT,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900_digital,
+ .ir_codes = RC_MAP_HAUPPAUGE,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2] = {
+ .name = "Hauppauge WinTV HVR 900 (R2)",
+ .tda9887_conf = TDA9887_PRESENT,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900R2_digital,
+ .ir_codes = RC_MAP_HAUPPAUGE,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850] = {
+ .name = "Hauppauge WinTV HVR 850",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900_digital,
+ .ir_codes = RC_MAP_HAUPPAUGE,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950] = {
+ .name = "Hauppauge WinTV HVR 950",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900_digital,
+ .ir_codes = RC_MAP_HAUPPAUGE,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2880_BOARD_PINNACLE_PCTV_HD_PRO] = {
+ .name = "Pinnacle PCTV HD Pro Stick",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900_digital,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600] = {
+ .name = "AMD ATI TV Wonder HD 600",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900_digital,
+ .ir_codes = RC_MAP_ATI_TV_WONDER_HD_600,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2880_BOARD_TERRATEC_HYBRID_XS] = {
+ .name = "Terratec Hybrid XS",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .has_dvb = 1,
+ .dvb_gpio = default_digital,
+ .ir_codes = RC_MAP_TERRATEC_CINERGY_XS,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ, /* NEC IR */
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = default_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ } },
+ },
+ /*
+ * maybe there's a reason behind it why Terratec sells the Hybrid XS
+ * as Prodigy XS with a different PID, let's keep it separated for now
+ * maybe we'll need it later on
+ */
+ [EM2880_BOARD_TERRATEC_PRODIGY_XS] = {
+ .name = "Terratec Prodigy XS",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2820_BOARD_MSI_VOX_USB_2] = {
+ .name = "MSI VOX USB 2.0",
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .tda9887_conf = TDA9887_PRESENT |
+ TDA9887_PORT1_ACTIVE |
+ TDA9887_PORT2_ACTIVE,
+ .max_range_640_480 = 1,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE4,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2800_BOARD_TERRATEC_CINERGY_200] = {
+ .name = "Terratec Cinergy 200 USB",
+ .is_em2800 = 1,
+ .has_ir_i2c = 1,
+ .tuner_type = TUNER_LG_TALN,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2800_BOARD_GRABBEEX_USB2800] = {
+ .name = "eMPIA Technology, Inc. GrabBeeX+ Video Encoder",
+ .is_em2800 = 1,
+ .decoder = EM28XX_SAA711X,
+ .tuner_type = TUNER_ABSENT, /* capture only board */
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2800_BOARD_VC211A] = {
+ .name = "Actionmaster/LinXcel/Digitus VC211A",
+ .is_em2800 = 1,
+ .tuner_type = TUNER_ABSENT, /* Capture-only board */
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = vc211a_enable,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = vc211a_enable,
+ } },
+ },
+ [EM2800_BOARD_LEADTEK_WINFAST_USBII] = {
+ .name = "Leadtek Winfast USB II",
+ .is_em2800 = 1,
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2800_BOARD_KWORLD_USB2800] = {
+ .name = "Kworld USB2800",
+ .is_em2800 = 1,
+ .tuner_type = TUNER_PHILIPS_FCV1236D,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_PINNACLE_DVC_90] = {
+ .name = "Pinnacle Dazzle DVC 90/100/101/107 / Kaiser Baas Video to DVD maker / Kworld DVD Maker 2 / Plextor ConvertX PX-AV100U",
+ .tuner_type = TUNER_ABSENT, /* capture only board */
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2800_BOARD_VGEAR_POCKETTV] = {
+ .name = "V-Gear PocketTV",
+ .is_em2800 = 1,
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2] = {
+ .name = "Pixelview PlayTV Box 4 USB 2.0",
+ .tda9887_conf = TDA9887_PRESENT,
+ .tuner_type = TUNER_YMEC_TVF_5533MF,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ .aout = EM28XX_AOUT_MONO | /* I2S */
+ EM28XX_AOUT_MASTER, /* Line out pin */
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_PROLINK_PLAYTV_USB2] = {
+ .name = "SIIG AVTuner-PVR / Pixelview Prolink PlayTV USB 2.0",
+ .buttons = std_snapshot_button,
+ .tda9887_conf = TDA9887_PRESENT,
+ .tuner_type = TUNER_YMEC_TVF_5533MF,
+ .tuner_addr = 0x60,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ .aout = EM28XX_AOUT_MONO | /* I2S */
+ EM28XX_AOUT_MASTER, /* Line out pin */
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2860_BOARD_SAA711X_REFERENCE_DESIGN] = {
+ .name = "EM2860/SAA711X Reference Design",
+ .buttons = std_snapshot_button,
+ .tuner_type = TUNER_ABSENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ } },
+ },
+
+ [EM2874_BOARD_LEADERSHIP_ISDBT] = {
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ,
+ .xclk = EM28XX_XCLK_FREQUENCY_10MHZ,
+ .name = "EM2874 Leadership ISDBT",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = leadership_reset,
+ .dvb_gpio = leadership_digital,
+ .has_dvb = 1,
+ },
+
+ [EM2880_BOARD_MSI_DIGIVOX_AD] = {
+ .name = "MSI DigiVox A/D",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = em2880_msi_digivox_ad_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = em2880_msi_digivox_ad_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = em2880_msi_digivox_ad_analog,
+ } },
+ },
+ [EM2880_BOARD_MSI_DIGIVOX_AD_II] = {
+ .name = "MSI DigiVox A/D II",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = em2880_msi_digivox_ad_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = em2880_msi_digivox_ad_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = em2880_msi_digivox_ad_analog,
+ } },
+ },
+ [EM2880_BOARD_KWORLD_DVB_305U] = {
+ .name = "KWorld DVB-T 305U",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2880_BOARD_KWORLD_DVB_310U] = {
+ .name = "KWorld DVB-T 310U",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .has_dvb = 1,
+ .dvb_gpio = default_digital,
+ .mts_firmware = 1,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = default_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ }, { /* S-video has not been tested yet */
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ } },
+ },
+ [EM2882_BOARD_KWORLD_ATSC_315U] = {
+ .name = "KWorld ATSC 315U HDTV TV Box",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_THOMSON_DTT761X,
+ .tuner_gpio = em2882_kworld_315u_tuner_gpio,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_SAA711X,
+ .has_dvb = 1,
+ .dvb_gpio = em2882_kworld_315u_digital,
+ .ir_codes = RC_MAP_KWORLD_315U,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE,
+#if 0
+ /* FIXME: Analog mode - still not ready */
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = SAA7115_COMPOSITE2,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = em2882_kworld_315u_analog,
+ .aout = EM28XX_AOUT_PCM_IN | EM28XX_AOUT_PCM_STEREO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = em2882_kworld_315u_analog1,
+ .aout = EM28XX_AOUT_PCM_IN | EM28XX_AOUT_PCM_STEREO,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = em2882_kworld_315u_analog1,
+ .aout = EM28XX_AOUT_PCM_IN | EM28XX_AOUT_PCM_STEREO,
+ } },
+#endif
+ },
+ [EM2880_BOARD_EMPIRE_DUAL_TV] = {
+ .name = "Empire dual TV",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .has_dvb = 1,
+ .dvb_gpio = default_digital,
+ .mts_firmware = 1,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = default_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ } },
+ },
+ [EM2881_BOARD_DNT_DA2_HYBRID] = {
+ .name = "DNT DA2 Hybrid",
+ .valid = EM28XX_BOARD_NOT_VALIDATED,
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = default_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = default_analog,
+ } },
+ },
+ [EM2881_BOARD_PINNACLE_HYBRID_PRO] = {
+ .name = "Pinnacle Hybrid Pro",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .has_dvb = 1,
+ .dvb_gpio = pinnacle_hybrid_pro_digital,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = pinnacle_hybrid_pro_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = pinnacle_hybrid_pro_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = pinnacle_hybrid_pro_analog,
+ } },
+ },
+ [EM2882_BOARD_PINNACLE_HYBRID_PRO_330E] = {
+ .name = "Pinnacle Hybrid Pro (330e)",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900R2_digital,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2882_BOARD_KWORLD_VS_DVBT] = {
+ .name = "Kworld VS-DVB-T 323UR",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = kworld_330u_digital,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ, /* NEC IR */
+ .ir_codes = RC_MAP_KWORLD_315U,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2882_BOARD_TERRATEC_HYBRID_XS] = {
+ .name = "Terratec Cinergy Hybrid T USB XS (em2882)",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .mts_firmware = 1,
+ .decoder = EM28XX_TVP5150,
+ .has_dvb = 1,
+ .dvb_gpio = hauppauge_wintv_hvr_900_digital,
+ .ir_codes = RC_MAP_TERRATEC_CINERGY_XS,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = hauppauge_wintv_hvr_900_analog,
+ } },
+ },
+ [EM2882_BOARD_DIKOM_DK300] = {
+ .name = "Dikom DK300",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = dikom_dk300_digital,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = default_analog,
+ } },
+ },
+ [EM2883_BOARD_KWORLD_HYBRID_330U] = {
+ .name = "Kworld PlusTV HD Hybrid 330",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = kworld_330u_digital,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_EEPROM_ON_BOARD |
+ EM28XX_I2C_EEPROM_KEY_VALID,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = kworld_330u_analog,
+ .aout = EM28XX_AOUT_PCM_IN | EM28XX_AOUT_PCM_STEREO,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = kworld_330u_analog,
+ .aout = EM28XX_AOUT_PCM_IN | EM28XX_AOUT_PCM_STEREO,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = kworld_330u_analog,
+ } },
+ },
+ [EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU] = {
+ .name = "Compro VideoMate ForYou/Stereo",
+ .tuner_type = TUNER_LG_PAL_NEW_TAPC,
+ .tvaudio_addr = 0xb0,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_TVP5150,
+ .adecoder = EM28XX_TVAUDIO,
+ .mute_gpio = compro_mute_gpio,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = compro_unmute_tv_gpio,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = compro_unmute_svid_gpio,
+ } },
+ },
+ [EM2860_BOARD_KAIOMY_TVNPC_U2] = {
+ .name = "Kaiomy TVnPC U2",
+ .vchannels = 3,
+ .tuner_type = TUNER_XC2028,
+ .tuner_addr = 0x61,
+ .mts_firmware = 1,
+ .decoder = EM28XX_TVP5150,
+ .tuner_gpio = default_tuner_gpio,
+ .ir_codes = RC_MAP_KAIOMY,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ .radio = {
+ .type = EM28XX_RADIO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }
+ },
+ [EM2860_BOARD_EASYCAP] = {
+ .name = "Easy Cap Capture DC-60",
+ .vchannels = 2,
+ .tuner_type = TUNER_ABSENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ [EM2820_BOARD_IODATA_GVMVP_SZ] = {
+ .name = "IO-DATA GV-MVP/SZ",
+ .tuner_type = TUNER_PHILIPS_FM1236_MK3,
+ .tuner_gpio = default_tuner_gpio,
+ .tda9887_conf = TDA9887_PRESENT,
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, { /* Composite has not been tested yet */
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_VIDEO,
+ }, { /* S-video has not been tested yet */
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_VIDEO,
+ } },
+ },
+ [EM2860_BOARD_TERRATEC_GRABBY] = {
+ .name = "Terratec Grabby",
+ .vchannels = 2,
+ .tuner_type = TUNER_ABSENT,
+ .decoder = EM28XX_SAA711X,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ .buttons = std_snapshot_button,
+ .leds = terratec_grabby_leds,
+ },
+ [EM2860_BOARD_TERRATEC_AV350] = {
+ .name = "Terratec AV350",
+ .vchannels = 2,
+ .tuner_type = TUNER_ABSENT,
+ .decoder = EM28XX_TVP5150,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ,
+ .mute_gpio = terratec_av350_mute_gpio,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = terratec_av350_unmute_gpio,
+
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = terratec_av350_unmute_gpio,
+ } },
+ },
+
+ [EM2860_BOARD_ELGATO_VIDEO_CAPTURE] = {
+ .name = "Elgato Video Capture",
+ .decoder = EM28XX_SAA711X,
+ .tuner_type = TUNER_ABSENT, /* Capture only device */
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+
+ [EM2882_BOARD_EVGA_INDTUBE] = {
+ .name = "Evga inDtube",
+ .tuner_type = TUNER_XC2028,
+ .tuner_gpio = default_tuner_gpio,
+ .decoder = EM28XX_TVP5150,
+ .xclk = EM28XX_XCLK_FREQUENCY_12MHZ, /* NEC IR */
+ .mts_firmware = 1,
+ .has_dvb = 1,
+ .dvb_gpio = evga_indtube_digital,
+ .ir_codes = RC_MAP_EVGA_INDTUBE,
+ .input = { {
+ .type = EM28XX_VMUX_TELEVISION,
+ .vmux = TVP5150_COMPOSITE0,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = evga_indtube_analog,
+ }, {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = evga_indtube_analog,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ .gpio = evga_indtube_analog,
+ } },
+ },
+ /*
+ * eb1a:2868 Empia EM2870 + Philips CU1216L NIM
+ * (Philips TDA10023 + Infineon TUA6034)
+ */
+ [EM2870_BOARD_REDDO_DVB_C_USB_BOX] = {
+ .name = "Reddo DVB-C USB TV Box",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = reddo_dvb_c_usb_box,
+ .has_dvb = 1,
+ },
+ /*
+ * 1b80:a340 - Empia EM2870, NXP TDA18271HD and LG DT3304, sold
+ * initially as the KWorld PlusTV 340U, then as the UB435-Q.
+ * Early variants have a TDA18271HD/C1, later ones a TDA18271HD/C2
+ */
+ [EM2870_BOARD_KWORLD_A340] = {
+ .name = "KWorld PlusTV 340U or UB435-Q (ATSC)",
+ .tuner_type = TUNER_ABSENT, /* Digital-only TDA18271HD */
+ .has_dvb = 1,
+ .dvb_gpio = kworld_a340_digital,
+ .tuner_gpio = default_tuner_gpio,
+ },
+ /*
+ * 2013:024f PCTV nanoStick T2 290e.
+ * Empia EM28174, Sony CXD2820R and NXP TDA18271HD/C2
+ */
+ [EM28174_BOARD_PCTV_290E] = {
+ .name = "PCTV nanoStick T2 290e",
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_290e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ },
+ /*
+ * 2013:024f PCTV DVB-S2 Stick 460e
+ * Empia EM28174, NXP TDA10071, Conexant CX24118A and Allegro A8293
+ */
+ [EM28174_BOARD_PCTV_460E] = {
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ .name = "PCTV DVB-S2 Stick (460e)",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_460e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ },
+ /*
+ * eb1a:5006 Honestech VIDBOX NW03
+ * Empia EM2860, Philips SAA7113, Empia EMP202, No Tuner
+ */
+ [EM2860_BOARD_HT_VIDBOX_NW03] = {
+ .name = "Honestech Vidbox NW03",
+ .tuner_type = TUNER_ABSENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3, /* S-VIDEO needs check */
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ /*
+ * 1b80:e425 MaxMedia UB425-TC
+ * Empia EM2874B + Micronas DRX 3913KA2 + NXP TDA18271HDC2
+ */
+ [EM2874_BOARD_MAXMEDIA_UB425_TC] = {
+ .name = "MaxMedia UB425-TC",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = maxmedia_ub425_tc,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_REDDO,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ /*
+ * 2304:0242 PCTV QuatroStick (510e)
+ * Empia EM2884 + Micronas DRX 3926K + NXP TDA18271HDC2
+ */
+ [EM2884_BOARD_PCTV_510E] = {
+ .name = "PCTV QuatroStick (510e)",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_510e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ /*
+ * 2013:0251 PCTV QuatroStick nano (520e)
+ * Empia EM2884 + Micronas DRX 3926K + NXP TDA18271HDC2
+ */
+ [EM2884_BOARD_PCTV_520E] = {
+ .name = "PCTV QuatroStick nano (520e)",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_520e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ [EM2884_BOARD_TERRATEC_HTC_USB_XS] = {
+ .name = "Terratec Cinergy HTC USB XS",
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
+ .tuner_type = TUNER_ABSENT,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ /*
+ * 1b80:e1cc Delock 61959
+ * Empia EM2874B + Micronas DRX 3913KA2 + NXP TDA18271HDC2
+ * mostly the same as MaxMedia UB-425-TC but different remote
+ */
+ [EM2874_BOARD_DELOCK_61959] = {
+ .name = "Delock 61959",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = maxmedia_ub425_tc,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_DELOCK_61959,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ /*
+ * 1b80:e346 KWorld USB ATSC TV Stick UB435-Q V2
+ * Empia EM2874B + LG DT3305 + NXP TDA18271HDC2
+ */
+ [EM2874_BOARD_KWORLD_UB435Q_V2] = {
+ .name = "KWorld USB ATSC TV Stick UB435-Q V2",
+ .tuner_type = TUNER_ABSENT,
+ .has_dvb = 1,
+ .dvb_gpio = kworld_a340_digital,
+ .tuner_gpio = default_tuner_gpio,
+ .def_i2c_bus = 1,
+ },
+ /*
+ * 1b80:e34c KWorld USB ATSC TV Stick UB435-Q V3
+ * Empia EM2874B + LG DT3305 + NXP TDA18271HDC2
+ */
+ [EM2874_BOARD_KWORLD_UB435Q_V3] = {
+ .name = "KWorld USB ATSC TV Stick UB435-Q V3",
+ .tuner_type = TUNER_ABSENT,
+ .has_dvb = 1,
+ .tuner_gpio = kworld_ub435q_v3_digital,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ,
+ .leds = kworld_ub435q_v3_leds,
+ },
+ [EM2874_BOARD_PCTV_HD_MINI_80E] = {
+ .name = "Pinnacle PCTV HD Mini",
+ .tuner_type = TUNER_ABSENT,
+ .has_dvb = 1,
+ .dvb_gpio = em2874_pctv_80e_digital,
+ .decoder = EM28XX_NODECODER,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ .leds = pctv_80e_leds,
+ },
+ /*
+ * 1ae7:9003/9004 SpeedLink Vicious And Devine Laplace webcam
+ * Empia EM2765 + OmniVision OV2640
+ */
+ [EM2765_BOARD_SPEEDLINK_VAD_LAPLACE] = {
+ .name = "SpeedLink Vicious And Devine Laplace webcam",
+ .xclk = EM28XX_XCLK_FREQUENCY_24MHZ,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ,
+ .def_i2c_bus = 1,
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = speedlink_vad_laplace_reg_seq,
+ } },
+ .buttons = speedlink_vad_laplace_buttons,
+ .leds = speedlink_vad_laplace_leds,
+ },
+ /*
+ * 2013:0258 PCTV DVB-S2 Stick (461e)
+ * Empia EM28178, Montage M88DS3103, Montage M88TS2022, Allegro A8293
+ */
+ [EM28178_BOARD_PCTV_461E] = {
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ .name = "PCTV DVB-S2 Stick (461e)",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_461e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ },
+ /*
+ * 2013:0259 PCTV DVB-S2 Stick (461e_v2)
+ * Empia EM28178, Montage M88DS3103b, Montage M88TS2022, Allegro A8293
+ */
+ [EM28178_BOARD_PCTV_461E_V2] = {
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ .name = "PCTV DVB-S2 Stick (461e v2)",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_461e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ },
+ /*
+ * 2013:025f PCTV tripleStick (292e).
+ * Empia EM28178, Silicon Labs Si2168, Silicon Labs Si2157
+ */
+ [EM28178_BOARD_PCTV_292E] = {
+ .name = "PCTV tripleStick (292e)",
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_292e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ },
+ [EM2861_BOARD_LEADTEK_VC100] = {
+ .name = "Leadtek VC100",
+ .tuner_type = TUNER_ABSENT, /* Capture only device */
+ .decoder = EM28XX_TVP5150,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = TVP5150_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ /*
+ * eb1a:8179 Terratec Cinergy T2 Stick HD.
+ * Empia EM28178, Silicon Labs Si2168, Silicon Labs Si2146
+ */
+ [EM28178_BOARD_TERRATEC_T2_STICK_HD] = {
+ .name = "Terratec Cinergy T2 Stick HD",
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = terratec_t2_stick_hd,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_TERRATEC_SLIM_2,
+ },
+
+ /*
+ * 3275:0085 PLEX PX-BCUD.
+ * Empia EM28178, TOSHIBA TC90532XBG, Sharp QM1D1C0042
+ */
+ [EM28178_BOARD_PLEX_PX_BCUD] = {
+ .name = "PLEX PX-BCUD",
+ .xclk = EM28XX_XCLK_FREQUENCY_4_3MHZ,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = plex_px_bcud,
+ .has_dvb = 1,
+ },
+ /*
+ * 2040:0265 Hauppauge WinTV-dualHD (DVB version) Isoc.
+ * 2040:8265 Hauppauge WinTV-dualHD (DVB version) Bulk.
+ * Empia EM28274, 2x Silicon Labs Si2168, 2x Silicon Labs Si2157
+ */
+ [EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB] = {
+ .name = "Hauppauge WinTV-dualHD DVB",
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ .tuner_type = TUNER_SI2157,
+ .tuner_gpio = hauppauge_dualhd_dvb,
+ .has_dvb = 1,
+ .has_dual_ts = 1,
+ .ir_codes = RC_MAP_HAUPPAUGE,
+ .leds = hauppauge_dualhd_leds,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = TVP5150_COMPOSITE1,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ /*
+ * 2040:026d Hauppauge WinTV-dualHD (model 01595 - ATSC/QAM) Isoc.
+ * 2040:826d Hauppauge WinTV-dualHD (model 01595 - ATSC/QAM) Bulk.
+ * Empia EM28274, 2x LG LGDT3306A, 2x Silicon Labs Si2157
+ */
+ [EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595] = {
+ .name = "Hauppauge WinTV-dualHD 01595 ATSC/QAM",
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = hauppauge_dualhd_dvb,
+ .has_dvb = 1,
+ .has_dual_ts = 1,
+ .ir_codes = RC_MAP_HAUPPAUGE,
+ .leds = hauppauge_dualhd_leds,
+ },
+ /*
+ * 1b80:e349 Magix USB Videowandler-2
+ * (same chips as Honestech VIDBOX NW03)
+ * Empia EM2860, Philips SAA7113, Empia EMP202, No Tuner
+ */
+ [EM2861_BOARD_MAGIX_VIDEOWANDLER2] = {
+ .name = "Magix USB Videowandler-2",
+ .tuner_type = TUNER_ABSENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ /*
+ * 1f4d:1abe MyGica iGrabber
+ * (same as several other EM2860 devices)
+ * Empia EM2860, Philips SAA7113, Empia EMP202, No Tuner
+ */
+ [EM2860_BOARD_MYGICA_IGRABBER] = {
+ .name = "MyGica iGrabber",
+ .vchannels = 2,
+ .tuner_type = TUNER_ABSENT,
+ .decoder = EM28XX_SAA711X,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE,
+ .vmux = SAA7115_COMPOSITE0,
+ .amux = EM28XX_AMUX_LINE_IN,
+ }, {
+ .type = EM28XX_VMUX_SVIDEO,
+ .vmux = SAA7115_SVIDEO3,
+ .amux = EM28XX_AMUX_LINE_IN,
+ } },
+ },
+ /* 2040:826d Hauppauge USB QuadHD
+ * Empia 28274, Max Linear 692 ATSC combo demod/tuner
+ */
+ [EM2874_BOARD_HAUPPAUGE_USB_QUADHD] = {
+ .name = "Hauppauge USB QuadHD ATSC",
+ .def_i2c_bus = 1,
+ .has_dual_ts = 1,
+ .has_dvb = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_100_KHZ,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = hauppauge_usb_quadhd_atsc_reg_seq,
+ .leds = hauppauge_usb_quadhd_leds,
+ },
+};
+EXPORT_SYMBOL_GPL(em28xx_boards);
+
+static const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
+
+/* table of devices that work with this driver */
+struct usb_device_id em28xx_id_table[] = {
+ { USB_DEVICE(0xeb1a, 0x2750),
+ .driver_info = EM2750_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2751),
+ .driver_info = EM2750_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2800),
+ .driver_info = EM2800_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2710),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2820),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2821),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2860),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2861),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2862),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2863),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2870),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2881),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2883), /* used by :Zolid Hybrid Tv Stick */
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2868),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2875),
+ .driver_info = EM2820_BOARD_UNKNOWN },
+ { USB_DEVICE(0xeb1a, 0x2885), /* MSI Digivox Trio */
+ .driver_info = EM2884_BOARD_TERRATEC_H5 },
+ { USB_DEVICE(0xeb1a, 0xe300),
+ .driver_info = EM2861_BOARD_KWORLD_PVRTV_300U },
+ { USB_DEVICE(0xeb1a, 0xe303),
+ .driver_info = EM2860_BOARD_KAIOMY_TVNPC_U2 },
+ { USB_DEVICE(0xeb1a, 0xe305),
+ .driver_info = EM2880_BOARD_KWORLD_DVB_305U },
+ { USB_DEVICE(0xeb1a, 0xe310),
+ .driver_info = EM2880_BOARD_MSI_DIGIVOX_AD },
+ { USB_DEVICE(0xeb1a, 0xa313),
+ .driver_info = EM2882_BOARD_KWORLD_ATSC_315U },
+ { USB_DEVICE(0xeb1a, 0xa316),
+ .driver_info = EM2883_BOARD_KWORLD_HYBRID_330U },
+ { USB_DEVICE(0xeb1a, 0xe320),
+ .driver_info = EM2880_BOARD_MSI_DIGIVOX_AD_II },
+ { USB_DEVICE(0xeb1a, 0xe323),
+ .driver_info = EM2882_BOARD_KWORLD_VS_DVBT },
+ { USB_DEVICE(0xeb1a, 0xe350),
+ .driver_info = EM2870_BOARD_KWORLD_350U },
+ { USB_DEVICE(0xeb1a, 0xe355),
+ .driver_info = EM2870_BOARD_KWORLD_355U },
+ { USB_DEVICE(0xeb1a, 0x2801),
+ .driver_info = EM2800_BOARD_GRABBEEX_USB2800 },
+ { USB_DEVICE(0xeb1a, 0xe357),
+ .driver_info = EM2870_BOARD_KWORLD_355U },
+ { USB_DEVICE(0xeb1a, 0xe359),
+ .driver_info = EM2870_BOARD_KWORLD_355U },
+ { USB_DEVICE(0x1b80, 0xe302), /* Kaiser Baas Video to DVD maker */
+ .driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
+ { USB_DEVICE(0x1b80, 0xe304), /* Kworld DVD Maker 2 */
+ .driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
+ { USB_DEVICE(0x0ccd, 0x0036),
+ .driver_info = EM2820_BOARD_TERRATEC_CINERGY_250 },
+ { USB_DEVICE(0x0ccd, 0x004c),
+ .driver_info = EM2880_BOARD_TERRATEC_HYBRID_XS_FR },
+ { USB_DEVICE(0x0ccd, 0x004f),
+ .driver_info = EM2860_BOARD_TERRATEC_HYBRID_XS },
+ { USB_DEVICE(0x0ccd, 0x005e),
+ .driver_info = EM2882_BOARD_TERRATEC_HYBRID_XS },
+ { USB_DEVICE(0x0ccd, 0x0042),
+ .driver_info = EM2882_BOARD_TERRATEC_HYBRID_XS },
+ { USB_DEVICE(0x0ccd, 0x0043),
+ .driver_info = EM2870_BOARD_TERRATEC_XS_MT2060 },
+ { USB_DEVICE(0x0ccd, 0x008e), /* Cinergy HTC USB XS Rev. 1 */
+ .driver_info = EM2884_BOARD_TERRATEC_HTC_USB_XS },
+ { USB_DEVICE(0x0ccd, 0x00ac), /* Cinergy HTC USB XS Rev. 2 */
+ .driver_info = EM2884_BOARD_TERRATEC_HTC_USB_XS },
+ { USB_DEVICE(0x0ccd, 0x10a2), /* H5 Rev. 1 */
+ .driver_info = EM2884_BOARD_TERRATEC_H5 },
+ { USB_DEVICE(0x0ccd, 0x10ad), /* H5 Rev. 2 */
+ .driver_info = EM2884_BOARD_TERRATEC_H5 },
+ { USB_DEVICE(0x0ccd, 0x10b6), /* H5 Rev. 3 */
+ .driver_info = EM2884_BOARD_TERRATEC_H5 },
+ { USB_DEVICE(0x0ccd, 0x10b2), /* H6 */
+ .driver_info = EM2884_BOARD_TERRATEC_H6 },
+ { USB_DEVICE(0x0ccd, 0x0084),
+ .driver_info = EM2860_BOARD_TERRATEC_AV350 },
+ { USB_DEVICE(0x0ccd, 0x0096),
+ .driver_info = EM2860_BOARD_TERRATEC_GRABBY },
+ { USB_DEVICE(0x0ccd, 0x10AF),
+ .driver_info = EM2860_BOARD_TERRATEC_GRABBY },
+ { USB_DEVICE(0x0ccd, 0x00b2),
+ .driver_info = EM2884_BOARD_CINERGY_HTC_STICK },
+ { USB_DEVICE(0x0fd9, 0x0018),
+ .driver_info = EM2884_BOARD_ELGATO_EYETV_HYBRID_2008 },
+ { USB_DEVICE(0x0fd9, 0x0033),
+ .driver_info = EM2860_BOARD_ELGATO_VIDEO_CAPTURE },
+ { USB_DEVICE(0x185b, 0x2870),
+ .driver_info = EM2870_BOARD_COMPRO_VIDEOMATE },
+ { USB_DEVICE(0x185b, 0x2041),
+ .driver_info = EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU },
+ { USB_DEVICE(0x2040, 0x4200),
+ .driver_info = EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 },
+ { USB_DEVICE(0x2040, 0x4201),
+ .driver_info = EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 },
+ { USB_DEVICE(0x2040, 0x6500),
+ .driver_info = EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 },
+ { USB_DEVICE(0x2040, 0x6502),
+ .driver_info = EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 },
+ { USB_DEVICE(0x2040, 0x6513), /* HCW HVR-980 */
+ .driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 },
+ { USB_DEVICE(0x2040, 0x6517), /* HP HVR-950 */
+ .driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 },
+ { USB_DEVICE(0x2040, 0x651b), /* RP HVR-950 */
+ .driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 },
+ { USB_DEVICE(0x2040, 0x651f),
+ .driver_info = EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 },
+ { USB_DEVICE(0x2040, 0x0265),
+ .driver_info = EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB },
+ { USB_DEVICE(0x2040, 0x8265),
+ .driver_info = EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB },
+ { USB_DEVICE(0x2040, 0x026d),
+ .driver_info = EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595 },
+ { USB_DEVICE(0x2040, 0x826d),
+ .driver_info = EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595 },
+ { USB_DEVICE(0x2040, 0x846d),
+ .driver_info = EM2874_BOARD_HAUPPAUGE_USB_QUADHD },
+ { USB_DEVICE(0x0438, 0xb002),
+ .driver_info = EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 },
+ { USB_DEVICE(0x2001, 0xf112),
+ .driver_info = EM2820_BOARD_DLINK_USB_TV },
+ { USB_DEVICE(0x2304, 0x0207),
+ .driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
+ { USB_DEVICE(0x2304, 0x0208),
+ .driver_info = EM2820_BOARD_PINNACLE_USB_2 },
+ { USB_DEVICE(0x2304, 0x021a),
+ .driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
+ { USB_DEVICE(0x2304, 0x0226),
+ .driver_info = EM2882_BOARD_PINNACLE_HYBRID_PRO_330E },
+ { USB_DEVICE(0x2304, 0x0227),
+ .driver_info = EM2880_BOARD_PINNACLE_PCTV_HD_PRO },
+ { USB_DEVICE(0x2304, 0x023f),
+ .driver_info = EM2874_BOARD_PCTV_HD_MINI_80E },
+ { USB_DEVICE(0x0413, 0x6023),
+ .driver_info = EM2800_BOARD_LEADTEK_WINFAST_USBII },
+ { USB_DEVICE(0x093b, 0xa003),
+ .driver_info = EM2820_BOARD_PINNACLE_DVC_90 },
+ { USB_DEVICE(0x093b, 0xa005),
+ .driver_info = EM2861_BOARD_PLEXTOR_PX_TV100U },
+ { USB_DEVICE(0x04bb, 0x0515),
+ .driver_info = EM2820_BOARD_IODATA_GVMVP_SZ },
+ { USB_DEVICE(0xeb1a, 0x50a6),
+ .driver_info = EM2860_BOARD_GADMEI_UTV330 },
+ { USB_DEVICE(0x1b80, 0xa340),
+ .driver_info = EM2870_BOARD_KWORLD_A340 },
+ { USB_DEVICE(0x1b80, 0xe346),
+ .driver_info = EM2874_BOARD_KWORLD_UB435Q_V2 },
+ { USB_DEVICE(0x1b80, 0xe34c),
+ .driver_info = EM2874_BOARD_KWORLD_UB435Q_V3 },
+ { USB_DEVICE(0x2013, 0x024f),
+ .driver_info = EM28174_BOARD_PCTV_290E },
+ { USB_DEVICE(0x2013, 0x024c),
+ .driver_info = EM28174_BOARD_PCTV_460E },
+ { USB_DEVICE(0x2040, 0x1605),
+ .driver_info = EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C },
+ { USB_DEVICE(0x1b80, 0xe755),
+ .driver_info = EM2884_BOARD_C3TECH_DIGITAL_DUO },
+ { USB_DEVICE(0xeb1a, 0x5006),
+ .driver_info = EM2860_BOARD_HT_VIDBOX_NW03 },
+ { USB_DEVICE(0x1b80, 0xe309), /* Sveon STV40 */
+ .driver_info = EM2860_BOARD_EASYCAP },
+ { USB_DEVICE(0x1b80, 0xe425),
+ .driver_info = EM2874_BOARD_MAXMEDIA_UB425_TC },
+ { USB_DEVICE(0x1f4d, 0x1abe),
+ .driver_info = EM2860_BOARD_MYGICA_IGRABBER },
+ { USB_DEVICE(0x2304, 0x0242),
+ .driver_info = EM2884_BOARD_PCTV_510E },
+ { USB_DEVICE(0x2013, 0x0251),
+ .driver_info = EM2884_BOARD_PCTV_520E },
+ { USB_DEVICE(0x1b80, 0xe1cc),
+ .driver_info = EM2874_BOARD_DELOCK_61959 },
+ { USB_DEVICE(0x1ae7, 0x9003),
+ .driver_info = EM2765_BOARD_SPEEDLINK_VAD_LAPLACE },
+ { USB_DEVICE(0x1ae7, 0x9004),
+ .driver_info = EM2765_BOARD_SPEEDLINK_VAD_LAPLACE },
+ { USB_DEVICE(0x2013, 0x0258),
+ .driver_info = EM28178_BOARD_PCTV_461E },
+ { USB_DEVICE(0x2013, 0x8258), /* Bulk transport 461e */
+ .driver_info = EM28178_BOARD_PCTV_461E },
+ { USB_DEVICE(0x2013, 0x0461),
+ .driver_info = EM28178_BOARD_PCTV_461E_V2 },
+ { USB_DEVICE(0x2013, 0x8461), /* Bulk transport 461e v2 */
+ .driver_info = EM28178_BOARD_PCTV_461E_V2 },
+ { USB_DEVICE(0x2013, 0x0259),
+ .driver_info = EM28178_BOARD_PCTV_461E_V2 },
+ { USB_DEVICE(0x2013, 0x025f),
+ .driver_info = EM28178_BOARD_PCTV_292E },
+ { USB_DEVICE(0x2013, 0x0264), /* Hauppauge WinTV-soloHD 292e SE */
+ .driver_info = EM28178_BOARD_PCTV_292E },
+ { USB_DEVICE(0x2040, 0x0264), /* Hauppauge WinTV-soloHD Isoc */
+ .driver_info = EM28178_BOARD_PCTV_292E },
+ { USB_DEVICE(0x2040, 0x8264), /* Hauppauge OEM Generic WinTV-soloHD Bulk */
+ .driver_info = EM28178_BOARD_PCTV_292E },
+ { USB_DEVICE(0x2040, 0x8268), /* Hauppauge Retail WinTV-soloHD Bulk */
+ .driver_info = EM28178_BOARD_PCTV_292E },
+ { USB_DEVICE(0x0413, 0x6f07),
+ .driver_info = EM2861_BOARD_LEADTEK_VC100 },
+ { USB_DEVICE(0xeb1a, 0x8179),
+ .driver_info = EM28178_BOARD_TERRATEC_T2_STICK_HD },
+ { USB_DEVICE(0x3275, 0x0085),
+ .driver_info = EM28178_BOARD_PLEX_PX_BCUD },
+ { USB_DEVICE(0xeb1a, 0x5051), /* Ion Video 2 PC MKII / Startech svid2usb23 / Raygo R12-41373 */
+ .driver_info = EM2860_BOARD_TVP5150_REFERENCE_DESIGN },
+ { USB_DEVICE(0x1b80, 0xe349), /* Magix USB Videowandler-2 */
+ .driver_info = EM2861_BOARD_MAGIX_VIDEOWANDLER2 },
+ { },
+};
+MODULE_DEVICE_TABLE(usb, em28xx_id_table);
+
+/*
+ * EEPROM hash table for devices with generic USB IDs
+ */
+static const struct em28xx_hash_table em28xx_eeprom_hash[] = {
+ /* P/N: SA 60002070465 Tuner: TVF7533-MF */
+ {0x6ce05a8f, EM2820_BOARD_PROLINK_PLAYTV_USB2, TUNER_YMEC_TVF_5533MF},
+ {0x72cc5a8b, EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2, TUNER_YMEC_TVF_5533MF},
+ {0x966a0441, EM2880_BOARD_KWORLD_DVB_310U, TUNER_XC2028},
+ {0x166a0441, EM2880_BOARD_EMPIRE_DUAL_TV, TUNER_XC2028},
+ {0xcee44a99, EM2882_BOARD_EVGA_INDTUBE, TUNER_XC2028},
+ {0xb8846b20, EM2881_BOARD_PINNACLE_HYBRID_PRO, TUNER_XC2028},
+ {0x63f653bd, EM2870_BOARD_REDDO_DVB_C_USB_BOX, TUNER_ABSENT},
+ {0x4e913442, EM2882_BOARD_DIKOM_DK300, TUNER_XC2028},
+ {0x85dd871e, EM2882_BOARD_ZOLID_HYBRID_TV_STICK, TUNER_XC2028},
+};
+
+/* I2C devicelist hash table for devices with generic USB IDs */
+static const struct em28xx_hash_table em28xx_i2c_hash[] = {
+ {0xb06a32c3, EM2800_BOARD_TERRATEC_CINERGY_200, TUNER_LG_PAL_NEW_TAPC},
+ {0xf51200e3, EM2800_BOARD_VGEAR_POCKETTV, TUNER_LG_PAL_NEW_TAPC},
+ {0x1ba50080, EM2860_BOARD_SAA711X_REFERENCE_DESIGN, TUNER_ABSENT},
+ {0x77800080, EM2860_BOARD_TVP5150_REFERENCE_DESIGN, TUNER_ABSENT},
+ {0xc51200e3, EM2820_BOARD_GADMEI_TVR200, TUNER_LG_PAL_NEW_TAPC},
+ {0x4ba50080, EM2861_BOARD_GADMEI_UTV330PLUS, TUNER_TNF_5335MF},
+ {0x6b800080, EM2874_BOARD_LEADERSHIP_ISDBT, TUNER_ABSENT},
+ {0x27e10080, EM2882_BOARD_ZOLID_HYBRID_TV_STICK, TUNER_XC2028},
+};
+
+/* NOTE: introduce a separate hash table for devices with 16 bit eeproms */
+
+int em28xx_tuner_callback(void *ptr, int component, int command, int arg)
+{
+ struct em28xx_i2c_bus *i2c_bus = ptr;
+ struct em28xx *dev = i2c_bus->dev;
+ int rc = 0;
+
+ if (dev->tuner_type != TUNER_XC2028 && dev->tuner_type != TUNER_XC5000)
+ return 0;
+
+ if (command != XC2028_TUNER_RESET && command != XC5000_TUNER_RESET)
+ return 0;
+
+ rc = em28xx_gpio_set(dev, dev->board.tuner_gpio);
+
+ return rc;
+}
+EXPORT_SYMBOL_GPL(em28xx_tuner_callback);
+
+static inline void em28xx_set_xclk_i2c_speed(struct em28xx *dev)
+{
+ const struct em28xx_board *board = &em28xx_boards[dev->model];
+ u8 xclk = board->xclk, i2c_speed = board->i2c_speed;
+
+ /*
+ * Those are the default values for the majority of boards
+ * Use those values if not specified otherwise at boards entry
+ */
+ if (!xclk)
+ xclk = EM28XX_XCLK_IR_RC5_MODE |
+ EM28XX_XCLK_FREQUENCY_12MHZ;
+
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK, xclk);
+
+ if (!i2c_speed)
+ i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ;
+
+ dev->i2c_speed = i2c_speed & 0x03;
+
+ if (!dev->board.is_em2800)
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, i2c_speed);
+ msleep(50);
+}
+
+static inline void em28xx_set_model(struct em28xx *dev)
+{
+ dev->board = em28xx_boards[dev->model];
+ dev->has_msp34xx = dev->board.has_msp34xx;
+ dev->is_webcam = dev->board.is_webcam;
+
+ em28xx_set_xclk_i2c_speed(dev);
+
+ /* Should be initialized early, for I2C to work */
+ dev->def_i2c_bus = dev->board.def_i2c_bus;
+}
+
+/*
+ * Wait until AC97_RESET reports the expected value reliably before proceeding.
+ * We also check that two unrelated registers accesses don't return the same
+ * value to avoid premature return.
+ * This procedure helps ensuring AC97 register accesses are reliable.
+ */
+static int em28xx_wait_until_ac97_features_equals(struct em28xx *dev,
+ int expected_feat)
+{
+ unsigned long timeout = jiffies + msecs_to_jiffies(2000);
+ int feat, powerdown;
+
+ while (time_is_after_jiffies(timeout)) {
+ feat = em28xx_read_ac97(dev, AC97_RESET);
+ if (feat < 0)
+ return feat;
+
+ powerdown = em28xx_read_ac97(dev, AC97_POWERDOWN);
+ if (powerdown < 0)
+ return powerdown;
+
+ if (feat == expected_feat && feat != powerdown)
+ return 0;
+
+ msleep(50);
+ }
+
+ dev_warn(&dev->intf->dev, "AC97 registers access is not reliable !\n");
+ return -ETIMEDOUT;
+}
+
+/*
+ * Since em28xx_pre_card_setup() requires a proper dev->model,
+ * this won't work for boards with generic PCI IDs
+ */
+static void em28xx_pre_card_setup(struct em28xx *dev)
+{
+ /*
+ * Set the initial XCLK and I2C clock values based on the board
+ * definition
+ */
+ em28xx_set_xclk_i2c_speed(dev);
+
+ /* request some modules */
+ switch (dev->model) {
+ case EM2861_BOARD_PLEXTOR_PX_TV100U:
+ /* Sets the msp34xx I2S speed */
+ dev->i2s_speed = 2048000;
+ break;
+ case EM2861_BOARD_KWORLD_PVRTV_300U:
+ case EM2880_BOARD_KWORLD_DVB_305U:
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0x6d);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0x7d);
+ usleep_range(10000, 11000);
+ break;
+ case EM2870_BOARD_COMPRO_VIDEOMATE:
+ /*
+ * TODO: someone can do some cleanup here...
+ * not everything's needed
+ */
+ em28xx_write_reg(dev, EM2880_R04_GPO, 0x00);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2880_R04_GPO, 0x01);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfc);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xdc);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfc);
+ msleep(70);
+ break;
+ case EM2870_BOARD_TERRATEC_XS_MT2060:
+ /*
+ * this device needs some gpio writes to get the DVB-T
+ * demod work
+ */
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xde);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
+ msleep(70);
+ break;
+ case EM2870_BOARD_PINNACLE_PCTV_DVB:
+ /*
+ * this device needs some gpio writes to get the
+ * DVB-T demod work
+ */
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xde);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
+ msleep(70);
+ break;
+ case EM2820_BOARD_GADMEI_UTV310:
+ case EM2820_BOARD_MSI_VOX_USB_2:
+ /* enables audio for that devices */
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
+ break;
+
+ case EM2882_BOARD_KWORLD_ATSC_315U:
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2880_R04_GPO, 0x00);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2880_R04_GPO, 0x08);
+ usleep_range(10000, 11000);
+ break;
+
+ case EM2860_BOARD_KAIOMY_TVNPC_U2:
+ em28xx_write_regs(dev, EM28XX_R0F_XCLK, "\x07", 1);
+ em28xx_write_regs(dev, EM28XX_R06_I2C_CLK, "\x40", 1);
+ em28xx_write_regs(dev, 0x0d, "\x42", 1);
+ em28xx_write_regs(dev, 0x08, "\xfd", 1);
+ usleep_range(10000, 11000);
+ em28xx_write_regs(dev, 0x08, "\xff", 1);
+ usleep_range(10000, 11000);
+ em28xx_write_regs(dev, 0x08, "\x7f", 1);
+ usleep_range(10000, 11000);
+ em28xx_write_regs(dev, 0x08, "\x6b", 1);
+
+ break;
+ case EM2860_BOARD_EASYCAP:
+ em28xx_write_regs(dev, 0x08, "\xf8", 1);
+ break;
+
+ case EM2820_BOARD_IODATA_GVMVP_SZ:
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
+ msleep(70);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
+ msleep(70);
+ break;
+
+ case EM2860_BOARD_TERRATEC_GRABBY:
+ /*
+ * HACK?: Ensure AC97 register reading is reliable before
+ * proceeding. In practice, this will wait about 1.6 seconds.
+ */
+ em28xx_wait_until_ac97_features_equals(dev, 0x6a90);
+ break;
+ }
+
+ em28xx_gpio_set(dev, dev->board.tuner_gpio);
+ em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
+
+ /* Unlock device */
+ em28xx_set_mode(dev, EM28XX_SUSPEND);
+}
+
+static int em28xx_hint_board(struct em28xx *dev)
+{
+ int i;
+
+ if (dev->is_webcam) {
+ if (dev->em28xx_sensor == EM28XX_MT9V011) {
+ dev->model = EM2820_BOARD_SILVERCREST_WEBCAM;
+ } else if (dev->em28xx_sensor == EM28XX_MT9M001 ||
+ dev->em28xx_sensor == EM28XX_MT9M111) {
+ dev->model = EM2750_BOARD_UNKNOWN;
+ }
+ /* FIXME: IMPROVE ! */
+
+ return 0;
+ }
+
+ /*
+ * HINT method: EEPROM
+ *
+ * This method works only for boards with eeprom.
+ * Uses a hash of all eeprom bytes. The hash should be
+ * unique for a vendor/tuner pair.
+ * There are a high chance that tuners for different
+ * video standards produce different hashes.
+ */
+ for (i = 0; i < ARRAY_SIZE(em28xx_eeprom_hash); i++) {
+ if (dev->hash == em28xx_eeprom_hash[i].hash) {
+ dev->model = em28xx_eeprom_hash[i].model;
+ dev->tuner_type = em28xx_eeprom_hash[i].tuner;
+
+ dev_err(&dev->intf->dev,
+ "Your board has no unique USB ID.\n"
+ "A hint were successfully done, based on eeprom hash.\n"
+ "This method is not 100%% failproof.\n"
+ "If the board were misdetected, please email this log to:\n"
+ "\tV4L Mailing List <linux-media@vger.kernel.org>\n"
+ "Board detected as %s\n",
+ em28xx_boards[dev->model].name);
+
+ return 0;
+ }
+ }
+
+ /*
+ * HINT method: I2C attached devices
+ *
+ * This method works for all boards.
+ * Uses a hash of i2c scanned devices.
+ * Devices with the same i2c attached chips will
+ * be considered equal.
+ * This method is less precise than the eeprom one.
+ */
+
+ /* user did not request i2c scanning => do it now */
+ if (!dev->i2c_hash)
+ em28xx_do_i2c_scan(dev, dev->def_i2c_bus);
+
+ for (i = 0; i < ARRAY_SIZE(em28xx_i2c_hash); i++) {
+ if (dev->i2c_hash == em28xx_i2c_hash[i].hash) {
+ dev->model = em28xx_i2c_hash[i].model;
+ dev->tuner_type = em28xx_i2c_hash[i].tuner;
+ dev_err(&dev->intf->dev,
+ "Your board has no unique USB ID.\n"
+ "A hint were successfully done, based on i2c devicelist hash.\n"
+ "This method is not 100%% failproof.\n"
+ "If the board were misdetected, please email this log to:\n"
+ "\tV4L Mailing List <linux-media@vger.kernel.org>\n"
+ "Board detected as %s\n",
+ em28xx_boards[dev->model].name);
+
+ return 0;
+ }
+ }
+
+ dev_err(&dev->intf->dev,
+ "Your board has no unique USB ID and thus need a hint to be detected.\n"
+ "You may try to use card=<n> insmod option to workaround that.\n"
+ "Please send an email with this log to:\n"
+ "\tV4L Mailing List <linux-media@vger.kernel.org>\n"
+ "Board eeprom hash is 0x%08lx\n"
+ "Board i2c devicelist hash is 0x%08lx\n",
+ dev->hash, dev->i2c_hash);
+
+ dev_err(&dev->intf->dev,
+ "Here is a list of valid choices for the card=<n> insmod option:\n");
+ for (i = 0; i < em28xx_bcount; i++) {
+ dev_err(&dev->intf->dev,
+ " card=%d -> %s\n", i, em28xx_boards[i].name);
+ }
+ return -1;
+}
+
+static void em28xx_card_setup(struct em28xx *dev)
+{
+ int i, j, idx;
+ bool duplicate_entry;
+
+ /*
+ * If the device can be a webcam, seek for a sensor.
+ * If sensor is not found, then it isn't a webcam.
+ */
+ if (dev->is_webcam) {
+ em28xx_detect_sensor(dev);
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR)
+ /* NOTE: error/unknown sensor/no sensor */
+ dev->is_webcam = 0;
+ }
+
+ switch (dev->model) {
+ case EM2750_BOARD_UNKNOWN:
+ case EM2820_BOARD_UNKNOWN:
+ case EM2800_BOARD_UNKNOWN:
+ /*
+ * The K-WORLD DVB-T 310U is detected as an MSI Digivox AD.
+ *
+ * This occurs because they share identical USB vendor and
+ * product IDs.
+ *
+ * What we do here is look up the EEPROM hash of the K-WORLD
+ * and if it is found then we decide that we do not have
+ * a DIGIVOX and reset the device to the K-WORLD instead.
+ *
+ * This solution is only valid if they do not share eeprom
+ * hash identities which has not been determined as yet.
+ */
+ if (em28xx_hint_board(dev) < 0) {
+ dev_err(&dev->intf->dev, "Board not discovered\n");
+ } else {
+ em28xx_set_model(dev);
+ em28xx_pre_card_setup(dev);
+ }
+ break;
+ default:
+ em28xx_set_model(dev);
+ }
+
+ dev_info(&dev->intf->dev, "Identified as %s (card=%d)\n",
+ dev->board.name, dev->model);
+
+ dev->tuner_type = em28xx_boards[dev->model].tuner_type;
+
+ /* request some modules */
+ switch (dev->model) {
+ case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2:
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
+ case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
+ case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB:
+ case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595:
+ {
+ struct tveeprom tv;
+
+ if (!dev->eedata)
+ break;
+#if defined(CONFIG_MODULES) && defined(MODULE)
+ request_module("tveeprom");
+#endif
+ /* Call first TVeeprom */
+
+ tveeprom_hauppauge_analog(&tv, dev->eedata);
+
+ dev->tuner_type = tv.tuner_type;
+
+ if (tv.audio_processor == TVEEPROM_AUDPROC_MSP) {
+ dev->i2s_speed = 2048000;
+ dev->has_msp34xx = 1;
+ }
+ break;
+ }
+ case EM2882_BOARD_KWORLD_ATSC_315U:
+ em28xx_write_reg(dev, 0x0d, 0x42);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
+ usleep_range(10000, 11000);
+ break;
+ case EM2820_BOARD_KWORLD_PVRTV2800RF:
+ /* GPIO enables sound on KWORLD PVR TV 2800RF */
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf9);
+ break;
+ case EM2820_BOARD_UNKNOWN:
+ case EM2800_BOARD_UNKNOWN:
+ /*
+ * The K-WORLD DVB-T 310U is detected as an MSI Digivox AD.
+ *
+ * This occurs because they share identical USB vendor and
+ * product IDs.
+ *
+ * What we do here is look up the EEPROM hash of the K-WORLD
+ * and if it is found then we decide that we do not have
+ * a DIGIVOX and reset the device to the K-WORLD instead.
+ *
+ * This solution is only valid if they do not share eeprom
+ * hash identities which has not been determined as yet.
+ */
+ case EM2880_BOARD_MSI_DIGIVOX_AD:
+ if (!em28xx_hint_board(dev))
+ em28xx_set_model(dev);
+
+ /*
+ * In cases where we had to use a board hint, the call to
+ * em28xx_set_mode() in em28xx_pre_card_setup() was a no-op,
+ * so make the call now so the analog GPIOs are set properly
+ * before probing the i2c bus.
+ */
+ em28xx_gpio_set(dev, dev->board.tuner_gpio);
+ em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
+ break;
+
+ /*
+ * The Dikom DK300 is detected as an Kworld VS-DVB-T 323UR.
+ *
+ * This occurs because they share identical USB vendor and
+ * product IDs.
+ *
+ * What we do here is look up the EEPROM hash of the Dikom
+ * and if it is found then we decide that we do not have
+ * a Kworld and reset the device to the Dikom instead.
+ *
+ * This solution is only valid if they do not share eeprom
+ * hash identities which has not been determined as yet.
+ */
+ case EM2882_BOARD_KWORLD_VS_DVBT:
+ if (!em28xx_hint_board(dev))
+ em28xx_set_model(dev);
+
+ /*
+ * In cases where we had to use a board hint, the call to
+ * em28xx_set_mode() in em28xx_pre_card_setup() was a no-op,
+ * so make the call now so the analog GPIOs are set properly
+ * before probing the i2c bus.
+ */
+ em28xx_gpio_set(dev, dev->board.tuner_gpio);
+ em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
+ break;
+ }
+
+ if (dev->board.valid == EM28XX_BOARD_NOT_VALIDATED) {
+ dev_err(&dev->intf->dev,
+ "\n\n"
+ "The support for this board weren't valid yet.\n"
+ "Please send a report of having this working\n"
+ "not to V4L mailing list (and/or to other addresses)\n\n");
+ }
+
+ /* Free eeprom data memory */
+ kfree(dev->eedata);
+ dev->eedata = NULL;
+
+ /* Allow override tuner type by a module parameter */
+ if (tuner >= 0)
+ dev->tuner_type = tuner;
+
+ /*
+ * Dynamically generate a list of valid audio inputs for this
+ * specific board, mapping them via enum em28xx_amux.
+ */
+
+ idx = 0;
+ for (i = 0; i < MAX_EM28XX_INPUT; i++) {
+ if (!INPUT(i)->type)
+ continue;
+
+ /* Skip already mapped audio inputs */
+ duplicate_entry = false;
+ for (j = 0; j < idx; j++) {
+ if (INPUT(i)->amux == dev->amux_map[j]) {
+ duplicate_entry = true;
+ break;
+ }
+ }
+ if (duplicate_entry)
+ continue;
+
+ dev->amux_map[idx++] = INPUT(i)->amux;
+ }
+ for (; idx < MAX_EM28XX_INPUT; idx++)
+ dev->amux_map[idx] = EM28XX_AMUX_UNUSED;
+}
+
+void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl)
+{
+ memset(ctl, 0, sizeof(*ctl));
+
+ ctl->fname = XC2028_DEFAULT_FIRMWARE;
+ ctl->max_len = 64;
+ ctl->mts = em28xx_boards[dev->model].mts_firmware;
+
+ switch (dev->model) {
+ case EM2880_BOARD_EMPIRE_DUAL_TV:
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
+ case EM2882_BOARD_TERRATEC_HYBRID_XS:
+ case EM2880_BOARD_TERRATEC_HYBRID_XS:
+ case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
+ case EM2881_BOARD_PINNACLE_HYBRID_PRO:
+ case EM2882_BOARD_ZOLID_HYBRID_TV_STICK:
+ ctl->demod = XC3028_FE_ZARLINK456;
+ break;
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
+ case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
+ ctl->demod = XC3028_FE_DEFAULT;
+ break;
+ case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
+ ctl->demod = XC3028_FE_DEFAULT;
+ ctl->fname = XC3028L_DEFAULT_FIRMWARE;
+ break;
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
+ case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
+ /* FIXME: Better to specify the needed IF */
+ ctl->demod = XC3028_FE_DEFAULT;
+ break;
+ case EM2883_BOARD_KWORLD_HYBRID_330U:
+ case EM2882_BOARD_DIKOM_DK300:
+ case EM2882_BOARD_KWORLD_VS_DVBT:
+ ctl->demod = XC3028_FE_CHINA;
+ ctl->fname = XC2028_DEFAULT_FIRMWARE;
+ break;
+ case EM2882_BOARD_EVGA_INDTUBE:
+ ctl->demod = XC3028_FE_CHINA;
+ ctl->fname = XC3028L_DEFAULT_FIRMWARE;
+ break;
+ default:
+ ctl->demod = XC3028_FE_OREN538;
+ }
+}
+EXPORT_SYMBOL_GPL(em28xx_setup_xc3028);
+
+static void request_module_async(struct work_struct *work)
+{
+ struct em28xx *dev = container_of(work,
+ struct em28xx, request_module_wk);
+
+ /*
+ * The em28xx extensions can be modules or builtin. If the
+ * modules are already loaded or are built in, those extensions
+ * can be initialised right now. Otherwise, the module init
+ * code will do it.
+ */
+
+ /*
+ * Devices with an audio-only intf also have a V4L/DVB/RC
+ * intf. Don't register extensions twice on those devices.
+ */
+ if (dev->is_audio_only) {
+#if defined(CONFIG_MODULES) && defined(MODULE)
+ request_module("em28xx-alsa");
+#endif
+ return;
+ }
+
+ em28xx_init_extension(dev);
+
+#if defined(CONFIG_MODULES) && defined(MODULE)
+ if (dev->has_video)
+ request_module("em28xx-v4l");
+ if (dev->usb_audio_type == EM28XX_USB_AUDIO_CLASS)
+ request_module("snd-usb-audio");
+ else if (dev->usb_audio_type == EM28XX_USB_AUDIO_VENDOR)
+ request_module("em28xx-alsa");
+ if (dev->board.has_dvb)
+ request_module("em28xx-dvb");
+ if (dev->board.buttons ||
+ ((dev->board.ir_codes || dev->board.has_ir_i2c) && !disable_ir))
+ request_module("em28xx-rc");
+#endif /* CONFIG_MODULES */
+}
+
+static void request_modules(struct em28xx *dev)
+{
+ INIT_WORK(&dev->request_module_wk, request_module_async);
+ schedule_work(&dev->request_module_wk);
+}
+
+static void flush_request_modules(struct em28xx *dev)
+{
+ flush_work(&dev->request_module_wk);
+}
+
+static int em28xx_media_device_init(struct em28xx *dev,
+ struct usb_device *udev)
+{
+#ifdef CONFIG_MEDIA_CONTROLLER
+ struct media_device *mdev;
+
+ mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
+ if (!mdev)
+ return -ENOMEM;
+
+ if (udev->product)
+ media_device_usb_init(mdev, udev, udev->product);
+ else if (udev->manufacturer)
+ media_device_usb_init(mdev, udev, udev->manufacturer);
+ else
+ media_device_usb_init(mdev, udev, dev_name(&dev->intf->dev));
+
+ dev->media_dev = mdev;
+#endif
+ return 0;
+}
+
+static void em28xx_unregister_media_device(struct em28xx *dev)
+{
+#ifdef CONFIG_MEDIA_CONTROLLER
+ if (dev->media_dev) {
+ media_device_unregister(dev->media_dev);
+ media_device_cleanup(dev->media_dev);
+ kfree(dev->media_dev);
+ dev->media_dev = NULL;
+ }
+#endif
+}
+
+/*
+ * em28xx_release_resources()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconnected or at module unload
+ */
+static void em28xx_release_resources(struct em28xx *dev)
+{
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+
+ /*FIXME: I2C IR should be disconnected */
+
+ mutex_lock(&dev->lock);
+
+ em28xx_unregister_media_device(dev);
+
+ if (dev->def_i2c_bus)
+ em28xx_i2c_unregister(dev, 1);
+ em28xx_i2c_unregister(dev, 0);
+
+ if (dev->ts == PRIMARY_TS)
+ usb_put_dev(udev);
+
+ /* Mark device as unused */
+ clear_bit(dev->devno, em28xx_devused);
+
+ mutex_unlock(&dev->lock);
+};
+
+/**
+ * em28xx_free_device() - Free em28xx device
+ *
+ * @ref: struct kref for em28xx device
+ *
+ * This is called when all extensions and em28xx core unregisters a device
+ */
+void em28xx_free_device(struct kref *ref)
+{
+ struct em28xx *dev = kref_to_dev(ref);
+
+ dev_info(&dev->intf->dev, "Freeing device\n");
+
+ if (!dev->disconnected)
+ em28xx_release_resources(dev);
+
+ if (dev->ts == PRIMARY_TS)
+ kfree(dev->alt_max_pkt_size_isoc);
+
+ kfree(dev);
+}
+EXPORT_SYMBOL_GPL(em28xx_free_device);
+
+/*
+ * em28xx_init_dev()
+ * allocates and inits the device structs, registers i2c bus and v4l device
+ */
+static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
+ struct usb_interface *intf,
+ int minor)
+{
+ int retval;
+ const char *chip_name = NULL;
+
+ dev->intf = intf;
+ mutex_init(&dev->ctrl_urb_lock);
+ spin_lock_init(&dev->slock);
+
+ dev->em28xx_write_regs = em28xx_write_regs;
+ dev->em28xx_read_reg = em28xx_read_reg;
+ dev->em28xx_read_reg_req_len = em28xx_read_reg_req_len;
+ dev->em28xx_write_regs_req = em28xx_write_regs_req;
+ dev->em28xx_read_reg_req = em28xx_read_reg_req;
+ dev->board.is_em2800 = em28xx_boards[dev->model].is_em2800;
+
+ em28xx_set_model(dev);
+
+ dev->wait_after_write = 5;
+
+ /* Based on the Chip ID, set the device configuration */
+ retval = em28xx_read_reg(dev, EM28XX_R0A_CHIPID);
+ if (retval > 0) {
+ dev->chip_id = retval;
+
+ switch (dev->chip_id) {
+ case CHIP_ID_EM2800:
+ chip_name = "em2800";
+ break;
+ case CHIP_ID_EM2710:
+ chip_name = "em2710";
+ break;
+ case CHIP_ID_EM2750:
+ chip_name = "em2750";
+ break;
+ case CHIP_ID_EM2765:
+ chip_name = "em2765";
+ dev->wait_after_write = 0;
+ dev->is_em25xx = 1;
+ dev->eeprom_addrwidth_16bit = 1;
+ break;
+ case CHIP_ID_EM2820:
+ chip_name = "em2710/2820";
+ if (le16_to_cpu(udev->descriptor.idVendor) == 0xeb1a) {
+ __le16 idProd = udev->descriptor.idProduct;
+
+ if (le16_to_cpu(idProd) == 0x2710)
+ chip_name = "em2710";
+ else if (le16_to_cpu(idProd) == 0x2820)
+ chip_name = "em2820";
+ }
+ /* NOTE: the em2820 is used in webcams, too ! */
+ break;
+ case CHIP_ID_EM2840:
+ chip_name = "em2840";
+ break;
+ case CHIP_ID_EM2860:
+ chip_name = "em2860";
+ break;
+ case CHIP_ID_EM2870:
+ chip_name = "em2870";
+ dev->wait_after_write = 0;
+ break;
+ case CHIP_ID_EM2874:
+ chip_name = "em2874";
+ dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
+ break;
+ case CHIP_ID_EM28174:
+ chip_name = "em28174";
+ dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
+ break;
+ case CHIP_ID_EM28178:
+ chip_name = "em28178";
+ dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
+ break;
+ case CHIP_ID_EM2883:
+ chip_name = "em2882/3";
+ dev->wait_after_write = 0;
+ break;
+ case CHIP_ID_EM2884:
+ chip_name = "em2884";
+ dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
+ break;
+ }
+ }
+ if (!chip_name)
+ dev_info(&dev->intf->dev,
+ "unknown em28xx chip ID (%d)\n", dev->chip_id);
+ else
+ dev_info(&dev->intf->dev, "chip ID is %s\n", chip_name);
+
+ em28xx_media_device_init(dev, udev);
+
+ if (dev->is_audio_only) {
+ retval = em28xx_audio_setup(dev);
+ if (retval) {
+ retval = -ENODEV;
+ goto err_deinit_media;
+ }
+ em28xx_init_extension(dev);
+
+ return 0;
+ }
+
+ em28xx_pre_card_setup(dev);
+
+ rt_mutex_init(&dev->i2c_bus_lock);
+
+ /* register i2c bus 0 */
+ if (dev->board.is_em2800)
+ retval = em28xx_i2c_register(dev, 0, EM28XX_I2C_ALGO_EM2800);
+ else
+ retval = em28xx_i2c_register(dev, 0, EM28XX_I2C_ALGO_EM28XX);
+ if (retval < 0) {
+ dev_err(&dev->intf->dev,
+ "%s: em28xx_i2c_register bus 0 - error [%d]!\n",
+ __func__, retval);
+ goto err_deinit_media;
+ }
+
+ /* register i2c bus 1 */
+ if (dev->def_i2c_bus) {
+ if (dev->is_em25xx)
+ retval = em28xx_i2c_register(dev, 1,
+ EM28XX_I2C_ALGO_EM25XX_BUS_B);
+ else
+ retval = em28xx_i2c_register(dev, 1,
+ EM28XX_I2C_ALGO_EM28XX);
+ if (retval < 0) {
+ dev_err(&dev->intf->dev,
+ "%s: em28xx_i2c_register bus 1 - error [%d]!\n",
+ __func__, retval);
+
+ goto err_unreg_i2c;
+ }
+ }
+
+ /* Do board specific init and eeprom reading */
+ em28xx_card_setup(dev);
+
+ return 0;
+
+err_unreg_i2c:
+ em28xx_i2c_unregister(dev, 0);
+err_deinit_media:
+ em28xx_unregister_media_device(dev);
+ return retval;
+}
+
+static int em28xx_duplicate_dev(struct em28xx *dev)
+{
+ int nr;
+ struct em28xx *sec_dev = kmemdup(dev, sizeof(*sec_dev), GFP_KERNEL);
+
+ if (!sec_dev) {
+ dev->dev_next = NULL;
+ return -ENOMEM;
+ }
+ /* Check to see next free device and mark as used */
+ do {
+ nr = find_first_zero_bit(em28xx_devused, EM28XX_MAXBOARDS);
+ if (nr >= EM28XX_MAXBOARDS) {
+ /* No free device slots */
+ dev_warn(&dev->intf->dev, ": Supports only %i em28xx boards.\n",
+ EM28XX_MAXBOARDS);
+ kfree(sec_dev);
+ dev->dev_next = NULL;
+ return -ENOMEM;
+ }
+ } while (test_and_set_bit(nr, em28xx_devused));
+ sec_dev->devno = nr;
+ snprintf(sec_dev->name, 28, "em28xx #%d", nr);
+ sec_dev->dev_next = NULL;
+ dev->dev_next = sec_dev;
+ return 0;
+}
+
+/* high bandwidth multiplier, as encoded in highspeed endpoint descriptors */
+#define hb_mult(wMaxPacketSize) (1 + (((wMaxPacketSize) >> 11) & 0x03))
+
+static void em28xx_check_usb_descriptor(struct em28xx *dev,
+ struct usb_device *udev,
+ struct usb_interface *intf,
+ int alt, int ep,
+ bool *has_vendor_audio,
+ bool *has_video,
+ bool *has_dvb)
+{
+ const struct usb_endpoint_descriptor *e;
+ int sizedescr, size;
+
+ /*
+ * NOTE:
+ *
+ * Old logic with support for isoc transfers only was:
+ * 0x82 isoc => analog
+ * 0x83 isoc => audio
+ * 0x84 isoc => digital
+ *
+ * New logic with support for bulk transfers
+ * 0x82 isoc => analog
+ * 0x82 bulk => analog
+ * 0x83 isoc* => audio
+ * 0x84 isoc => digital
+ * 0x84 bulk => analog or digital**
+ * 0x85 isoc => digital TS2
+ * 0x85 bulk => digital TS2
+ * (*: audio should always be isoc)
+ * (**: analog, if ep 0x82 is isoc, otherwise digital)
+ *
+ * The new logic preserves backwards compatibility and
+ * reflects the endpoint configurations we have seen
+ * so far. But there might be devices for which this
+ * logic is not sufficient...
+ */
+
+ e = &intf->altsetting[alt].endpoint[ep].desc;
+
+ if (!usb_endpoint_dir_in(e))
+ return;
+
+ sizedescr = le16_to_cpu(e->wMaxPacketSize);
+ size = sizedescr & 0x7ff;
+
+ if (udev->speed == USB_SPEED_HIGH)
+ size = size * hb_mult(sizedescr);
+
+ /* Only inspect input endpoints */
+
+ switch (e->bEndpointAddress) {
+ case 0x82:
+ *has_video = true;
+ if (usb_endpoint_xfer_isoc(e)) {
+ dev->analog_ep_isoc = e->bEndpointAddress;
+ dev->alt_max_pkt_size_isoc[alt] = size;
+ } else if (usb_endpoint_xfer_bulk(e)) {
+ dev->analog_ep_bulk = e->bEndpointAddress;
+ }
+ return;
+ case 0x83:
+ if (usb_endpoint_xfer_isoc(e))
+ *has_vendor_audio = true;
+ else
+ dev_err(&intf->dev,
+ "error: skipping audio endpoint 0x83, because it uses bulk transfers !\n");
+ return;
+ case 0x84:
+ if (*has_video && (usb_endpoint_xfer_bulk(e))) {
+ dev->analog_ep_bulk = e->bEndpointAddress;
+ } else {
+ if (usb_endpoint_xfer_isoc(e)) {
+ if (size > dev->dvb_max_pkt_size_isoc) {
+ /*
+ * 2) some manufacturers (e.g. Terratec)
+ * disable endpoints by setting
+ * wMaxPacketSize to 0 bytes for all
+ * alt settings. So far, we've seen
+ * this for DVB isoc endpoints only.
+ */
+ *has_dvb = true;
+ dev->dvb_ep_isoc = e->bEndpointAddress;
+ dev->dvb_max_pkt_size_isoc = size;
+ dev->dvb_alt_isoc = alt;
+ }
+ } else {
+ *has_dvb = true;
+ dev->dvb_ep_bulk = e->bEndpointAddress;
+ }
+ }
+ return;
+ case 0x85:
+ if (usb_endpoint_xfer_isoc(e)) {
+ if (size > dev->dvb_max_pkt_size_isoc_ts2) {
+ dev->dvb_ep_isoc_ts2 = e->bEndpointAddress;
+ dev->dvb_max_pkt_size_isoc_ts2 = size;
+ dev->dvb_alt_isoc = alt;
+ }
+ } else {
+ dev->dvb_ep_bulk_ts2 = e->bEndpointAddress;
+ }
+ return;
+ }
+}
+
+/*
+ * em28xx_usb_probe()
+ * checks for supported devices
+ */
+static int em28xx_usb_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct usb_device *udev;
+ struct em28xx *dev = NULL;
+ int retval;
+ bool has_vendor_audio = false, has_video = false, has_dvb = false;
+ int i, nr, try_bulk;
+ const int ifnum = intf->altsetting[0].desc.bInterfaceNumber;
+ char *speed;
+
+ udev = usb_get_dev(interface_to_usbdev(intf));
+
+ /* Check to see next free device and mark as used */
+ do {
+ nr = find_first_zero_bit(em28xx_devused, EM28XX_MAXBOARDS);
+ if (nr >= EM28XX_MAXBOARDS) {
+ /* No free device slots */
+ dev_err(&intf->dev,
+ "Driver supports up to %i em28xx boards.\n",
+ EM28XX_MAXBOARDS);
+ retval = -ENOMEM;
+ goto err_no_slot;
+ }
+ } while (test_and_set_bit(nr, em28xx_devused));
+
+ /* Don't register audio interfaces */
+ if (intf->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
+ dev_info(&intf->dev,
+ "audio device (%04x:%04x): interface %i, class %i\n",
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
+ ifnum,
+ intf->altsetting[0].desc.bInterfaceClass);
+
+ retval = -ENODEV;
+ goto err;
+ }
+
+ /* allocate memory for our device state and initialize it */
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (!dev) {
+ retval = -ENOMEM;
+ goto err;
+ }
+
+ /* compute alternate max packet sizes */
+ dev->alt_max_pkt_size_isoc = kcalloc(intf->num_altsetting,
+ sizeof(dev->alt_max_pkt_size_isoc[0]),
+ GFP_KERNEL);
+ if (!dev->alt_max_pkt_size_isoc) {
+ kfree(dev);
+ retval = -ENOMEM;
+ goto err;
+ }
+
+ /* Get endpoints */
+ for (i = 0; i < intf->num_altsetting; i++) {
+ int ep;
+
+ for (ep = 0;
+ ep < intf->altsetting[i].desc.bNumEndpoints;
+ ep++)
+ em28xx_check_usb_descriptor(dev, udev, intf,
+ i, ep,
+ &has_vendor_audio,
+ &has_video,
+ &has_dvb);
+ }
+
+ if (!(has_vendor_audio || has_video || has_dvb)) {
+ retval = -ENODEV;
+ goto err_free;
+ }
+
+ switch (udev->speed) {
+ case USB_SPEED_LOW:
+ speed = "1.5";
+ break;
+ case USB_SPEED_UNKNOWN:
+ case USB_SPEED_FULL:
+ speed = "12";
+ break;
+ case USB_SPEED_HIGH:
+ speed = "480";
+ break;
+ default:
+ speed = "unknown";
+ }
+
+ dev_info(&intf->dev,
+ "New device %s %s @ %s Mbps (%04x:%04x, interface %d, class %d)\n",
+ udev->manufacturer ? udev->manufacturer : "",
+ udev->product ? udev->product : "",
+ speed,
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct),
+ ifnum,
+ intf->altsetting->desc.bInterfaceNumber);
+
+ /*
+ * Make sure we have 480 Mbps of bandwidth, otherwise things like
+ * video stream wouldn't likely work, since 12 Mbps is generally
+ * not enough even for most Digital TV streams.
+ */
+ if (udev->speed != USB_SPEED_HIGH && disable_usb_speed_check == 0) {
+ dev_err(&intf->dev, "Device initialization failed.\n");
+ dev_err(&intf->dev,
+ "Device must be connected to a high-speed USB 2.0 port.\n");
+ retval = -ENODEV;
+ goto err_free;
+ }
+
+ kref_init(&dev->ref);
+
+ dev->devno = nr;
+ dev->model = id->driver_info;
+ dev->alt = -1;
+ dev->is_audio_only = has_vendor_audio && !(has_video || has_dvb);
+ dev->has_video = has_video;
+ dev->ifnum = ifnum;
+
+ dev->ts = PRIMARY_TS;
+ snprintf(dev->name, 28, "em28xx");
+ dev->dev_next = NULL;
+
+ if (has_vendor_audio) {
+ dev_info(&intf->dev,
+ "Audio interface %i found (Vendor Class)\n", ifnum);
+ dev->usb_audio_type = EM28XX_USB_AUDIO_VENDOR;
+ }
+ /* Checks if audio is provided by a USB Audio Class intf */
+ for (i = 0; i < udev->config->desc.bNumInterfaces; i++) {
+ struct usb_interface *uif = udev->config->interface[i];
+
+ if (uif->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
+ if (has_vendor_audio)
+ dev_err(&intf->dev,
+ "em28xx: device seems to have vendor AND usb audio class interfaces !\n"
+ "\t\tThe vendor interface will be ignored. Please contact the developers <linux-media@vger.kernel.org>\n");
+ dev->usb_audio_type = EM28XX_USB_AUDIO_CLASS;
+ break;
+ }
+ }
+
+ if (has_video)
+ dev_info(&intf->dev, "Video interface %i found:%s%s\n",
+ ifnum,
+ dev->analog_ep_bulk ? " bulk" : "",
+ dev->analog_ep_isoc ? " isoc" : "");
+ if (has_dvb)
+ dev_info(&intf->dev, "DVB interface %i found:%s%s\n",
+ ifnum,
+ dev->dvb_ep_bulk ? " bulk" : "",
+ dev->dvb_ep_isoc ? " isoc" : "");
+
+ dev->num_alt = intf->num_altsetting;
+
+ if ((unsigned int)card[nr] < em28xx_bcount)
+ dev->model = card[nr];
+
+ /* save our data pointer in this intf device */
+ usb_set_intfdata(intf, dev);
+
+ /* allocate device struct and check if the device is a webcam */
+ mutex_init(&dev->lock);
+ retval = em28xx_init_dev(dev, udev, intf, nr);
+ if (retval)
+ goto err_free;
+
+ if (usb_xfer_mode < 0) {
+ if (dev->is_webcam)
+ try_bulk = 1;
+ else
+ try_bulk = 0;
+ } else {
+ try_bulk = usb_xfer_mode > 0;
+ }
+
+ /* Disable V4L2 if the device doesn't have a decoder or image sensor */
+ if (has_video &&
+ dev->board.decoder == EM28XX_NODECODER &&
+ dev->em28xx_sensor == EM28XX_NOSENSOR) {
+ dev_err(&intf->dev,
+ "Currently, V4L2 is not supported on this model\n");
+ has_video = false;
+ dev->has_video = false;
+ }
+
+ if (dev->board.has_dual_ts &&
+ (dev->tuner_type != TUNER_ABSENT || INPUT(0)->type)) {
+ /*
+ * The logic with sets alternate is not ready for dual-tuners
+ * which analog modes.
+ */
+ dev_err(&intf->dev,
+ "We currently don't support analog TV or stream capture on dual tuners.\n");
+ has_video = false;
+ }
+
+ /* Select USB transfer types to use */
+ if (has_video) {
+ if (!dev->analog_ep_isoc || (try_bulk && dev->analog_ep_bulk))
+ dev->analog_xfer_bulk = 1;
+ dev_info(&intf->dev, "analog set to %s mode.\n",
+ dev->analog_xfer_bulk ? "bulk" : "isoc");
+ }
+ if (has_dvb) {
+ if (!dev->dvb_ep_isoc || (try_bulk && dev->dvb_ep_bulk))
+ dev->dvb_xfer_bulk = 1;
+ dev_info(&intf->dev, "dvb set to %s mode.\n",
+ dev->dvb_xfer_bulk ? "bulk" : "isoc");
+ }
+
+ if (dev->board.has_dual_ts && em28xx_duplicate_dev(dev) == 0) {
+ kref_init(&dev->dev_next->ref);
+
+ dev->dev_next->ts = SECONDARY_TS;
+ dev->dev_next->alt = -1;
+ dev->dev_next->is_audio_only = has_vendor_audio &&
+ !(has_video || has_dvb);
+ dev->dev_next->has_video = false;
+ dev->dev_next->ifnum = ifnum;
+ dev->dev_next->model = id->driver_info;
+
+ mutex_init(&dev->dev_next->lock);
+ retval = em28xx_init_dev(dev->dev_next, udev, intf,
+ dev->dev_next->devno);
+ if (retval)
+ goto err_free;
+
+ dev->dev_next->board.ir_codes = NULL; /* No IR for 2nd tuner */
+ dev->dev_next->board.has_ir_i2c = 0; /* No IR for 2nd tuner */
+
+ if (usb_xfer_mode < 0) {
+ if (dev->dev_next->is_webcam)
+ try_bulk = 1;
+ else
+ try_bulk = 0;
+ } else {
+ try_bulk = usb_xfer_mode > 0;
+ }
+
+ /* Select USB transfer types to use */
+ if (has_dvb) {
+ if (!dev->dvb_ep_isoc_ts2 ||
+ (try_bulk && dev->dvb_ep_bulk_ts2))
+ dev->dev_next->dvb_xfer_bulk = 1;
+ dev_info(&dev->intf->dev, "dvb ts2 set to %s mode.\n",
+ dev->dev_next->dvb_xfer_bulk ? "bulk" : "isoc");
+ }
+
+ dev->dev_next->dvb_ep_isoc = dev->dvb_ep_isoc_ts2;
+ dev->dev_next->dvb_ep_bulk = dev->dvb_ep_bulk_ts2;
+ dev->dev_next->dvb_max_pkt_size_isoc = dev->dvb_max_pkt_size_isoc_ts2;
+ dev->dev_next->dvb_alt_isoc = dev->dvb_alt_isoc;
+
+ /* Configure hardware to support TS2*/
+ if (dev->dvb_xfer_bulk) {
+ /* The ep4 and ep5 are configured for BULK */
+ em28xx_write_reg(dev, 0x0b, 0x96);
+ mdelay(100);
+ em28xx_write_reg(dev, 0x0b, 0x80);
+ mdelay(100);
+ } else {
+ /* The ep4 and ep5 are configured for ISO */
+ em28xx_write_reg(dev, 0x0b, 0x96);
+ mdelay(100);
+ em28xx_write_reg(dev, 0x0b, 0x82);
+ mdelay(100);
+ }
+ }
+
+ request_modules(dev);
+
+ /*
+ * Do it at the end, to reduce dynamic configuration changes during
+ * the device init. Yet, as request_modules() can be async, the
+ * topology will likely change after the load of the em28xx subdrivers.
+ */
+#ifdef CONFIG_MEDIA_CONTROLLER
+ retval = media_device_register(dev->media_dev);
+#endif
+
+ return 0;
+
+err_free:
+ kfree(dev->alt_max_pkt_size_isoc);
+ kfree(dev);
+
+err:
+ clear_bit(nr, em28xx_devused);
+
+err_no_slot:
+ usb_put_dev(udev);
+ return retval;
+}
+
+/*
+ * em28xx_usb_disconnect()
+ * called when the device gets disconnected
+ * video device will be unregistered on v4l2_close in case it is still open
+ */
+static void em28xx_usb_disconnect(struct usb_interface *intf)
+{
+ struct em28xx *dev;
+
+ dev = usb_get_intfdata(intf);
+ usb_set_intfdata(intf, NULL);
+
+ if (!dev)
+ return;
+
+ if (dev->dev_next) {
+ dev->dev_next->disconnected = 1;
+ dev_info(&dev->intf->dev, "Disconnecting %s\n",
+ dev->dev_next->name);
+ }
+
+ dev->disconnected = 1;
+
+ dev_info(&dev->intf->dev, "Disconnecting %s\n", dev->name);
+
+ flush_request_modules(dev);
+
+ em28xx_close_extension(dev);
+
+ if (dev->dev_next)
+ em28xx_release_resources(dev->dev_next);
+ em28xx_release_resources(dev);
+
+ if (dev->dev_next) {
+ kref_put(&dev->dev_next->ref, em28xx_free_device);
+ dev->dev_next = NULL;
+ }
+ kref_put(&dev->ref, em28xx_free_device);
+}
+
+static int em28xx_usb_suspend(struct usb_interface *intf,
+ pm_message_t message)
+{
+ struct em28xx *dev;
+
+ dev = usb_get_intfdata(intf);
+ if (!dev)
+ return 0;
+ em28xx_suspend_extension(dev);
+ return 0;
+}
+
+static int em28xx_usb_resume(struct usb_interface *intf)
+{
+ struct em28xx *dev;
+
+ dev = usb_get_intfdata(intf);
+ if (!dev)
+ return 0;
+ em28xx_resume_extension(dev);
+ return 0;
+}
+
+static struct usb_driver em28xx_usb_driver = {
+ .name = "em28xx",
+ .probe = em28xx_usb_probe,
+ .disconnect = em28xx_usb_disconnect,
+ .suspend = em28xx_usb_suspend,
+ .resume = em28xx_usb_resume,
+ .reset_resume = em28xx_usb_resume,
+ .id_table = em28xx_id_table,
+};
+
+module_usb_driver(em28xx_usb_driver);
diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c
new file mode 100644
index 0000000000..61d7bf701d
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-core.c
@@ -0,0 +1,1172 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// em28xx-core.c - driver for Empia EM2800/EM2820/2840 USB video capture devices
+//
+// Copyright (C) 2005 Ludovico Cavedon <cavedon@sssup.it>
+// Markus Rechberger <mrechberger@gmail.com>
+// Mauro Carvalho Chehab <mchehab@kernel.org>
+// Sascha Sommer <saschasommer@freenet.de>
+// Copyright (C) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
+
+#include "em28xx.h"
+
+#include <linux/init.h>
+#include <linux/jiffies.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/usb.h>
+#include <linux/vmalloc.h>
+#include <sound/ac97_codec.h>
+#include <media/v4l2-common.h>
+
+#define DRIVER_AUTHOR "Ludovico Cavedon <cavedon@sssup.it>, " \
+ "Markus Rechberger <mrechberger@gmail.com>, " \
+ "Mauro Carvalho Chehab <mchehab@kernel.org>, " \
+ "Sascha Sommer <saschasommer@freenet.de>"
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL v2");
+MODULE_VERSION(EM28XX_VERSION);
+
+/* #define ENABLE_DEBUG_ISOC_FRAMES */
+
+static unsigned int core_debug;
+module_param(core_debug, int, 0644);
+MODULE_PARM_DESC(core_debug, "enable debug messages [core and isoc]");
+
+#define em28xx_coredbg(fmt, arg...) do { \
+ if (core_debug) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "core: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+static unsigned int reg_debug;
+module_param(reg_debug, int, 0644);
+MODULE_PARM_DESC(reg_debug, "enable debug messages [URB reg]");
+
+#define em28xx_regdbg(fmt, arg...) do { \
+ if (reg_debug) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "reg: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+/* FIXME: don't abuse core_debug */
+#define em28xx_isocdbg(fmt, arg...) do { \
+ if (core_debug) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "core: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+/*
+ * em28xx_read_reg_req()
+ * reads data from the usb device specifying bRequest
+ */
+int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
+ char *buf, int len)
+{
+ int ret;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int pipe = usb_rcvctrlpipe(udev, 0);
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (len > URB_MAX_CTRL_SIZE)
+ return -EINVAL;
+
+ mutex_lock(&dev->ctrl_urb_lock);
+ ret = usb_control_msg(udev, pipe, req,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0x0000, reg, dev->urb_buf, len, 1000);
+ if (ret < 0) {
+ em28xx_regdbg("(pipe 0x%08x): IN: %02x %02x %02x %02x %02x %02x %02x %02x failed with error %i\n",
+ pipe,
+ USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ req, 0, 0,
+ reg & 0xff, reg >> 8,
+ len & 0xff, len >> 8, ret);
+ mutex_unlock(&dev->ctrl_urb_lock);
+ return usb_translate_errors(ret);
+ }
+
+ if (len)
+ memcpy(buf, dev->urb_buf, len);
+
+ mutex_unlock(&dev->ctrl_urb_lock);
+
+ em28xx_regdbg("(pipe 0x%08x): IN: %02x %02x %02x %02x %02x %02x %02x %02x <<< %*ph\n",
+ pipe, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ req, 0, 0,
+ reg & 0xff, reg >> 8,
+ len & 0xff, len >> 8, len, buf);
+
+ return ret;
+}
+
+/*
+ * em28xx_read_reg_req()
+ * reads data from the usb device specifying bRequest
+ */
+int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg)
+{
+ int ret;
+ u8 val;
+
+ ret = em28xx_read_reg_req_len(dev, req, reg, &val, 1);
+ if (ret < 0)
+ return ret;
+
+ return val;
+}
+
+int em28xx_read_reg(struct em28xx *dev, u16 reg)
+{
+ return em28xx_read_reg_req(dev, USB_REQ_GET_STATUS, reg);
+}
+EXPORT_SYMBOL_GPL(em28xx_read_reg);
+
+/*
+ * em28xx_write_regs_req()
+ * sends data to the usb device, specifying bRequest
+ */
+int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
+ int len)
+{
+ int ret;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int pipe = usb_sndctrlpipe(udev, 0);
+
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (len < 1 || len > URB_MAX_CTRL_SIZE)
+ return -EINVAL;
+
+ mutex_lock(&dev->ctrl_urb_lock);
+ memcpy(dev->urb_buf, buf, len);
+ ret = usb_control_msg(udev, pipe, req,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0x0000, reg, dev->urb_buf, len, 1000);
+ mutex_unlock(&dev->ctrl_urb_lock);
+
+ if (ret < 0) {
+ em28xx_regdbg("(pipe 0x%08x): OUT: %02x %02x %02x %02x %02x %02x %02x %02x >>> %*ph failed with error %i\n",
+ pipe,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ req, 0, 0,
+ reg & 0xff, reg >> 8,
+ len & 0xff, len >> 8, len, buf, ret);
+ return usb_translate_errors(ret);
+ }
+
+ em28xx_regdbg("(pipe 0x%08x): OUT: %02x %02x %02x %02x %02x %02x %02x %02x >>> %*ph\n",
+ pipe,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ req, 0, 0,
+ reg & 0xff, reg >> 8,
+ len & 0xff, len >> 8, len, buf);
+
+ if (dev->wait_after_write)
+ msleep(dev->wait_after_write);
+
+ return ret;
+}
+
+int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len)
+{
+ return em28xx_write_regs_req(dev, USB_REQ_GET_STATUS, reg, buf, len);
+}
+EXPORT_SYMBOL_GPL(em28xx_write_regs);
+
+/* Write a single register */
+int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val)
+{
+ return em28xx_write_regs(dev, reg, &val, 1);
+}
+EXPORT_SYMBOL_GPL(em28xx_write_reg);
+
+/*
+ * em28xx_write_reg_bits()
+ * sets only some bits (specified by bitmask) of a register, by first reading
+ * the actual value
+ */
+int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
+ u8 bitmask)
+{
+ int oldval;
+ u8 newval;
+
+ oldval = em28xx_read_reg(dev, reg);
+ if (oldval < 0)
+ return oldval;
+
+ newval = (((u8)oldval) & ~bitmask) | (val & bitmask);
+
+ return em28xx_write_regs(dev, reg, &newval, 1);
+}
+EXPORT_SYMBOL_GPL(em28xx_write_reg_bits);
+
+/*
+ * em28xx_toggle_reg_bits()
+ * toggles/inverts the bits (specified by bitmask) of a register
+ */
+int em28xx_toggle_reg_bits(struct em28xx *dev, u16 reg, u8 bitmask)
+{
+ int oldval;
+ u8 newval;
+
+ oldval = em28xx_read_reg(dev, reg);
+ if (oldval < 0)
+ return oldval;
+
+ newval = (~oldval & bitmask) | (oldval & ~bitmask);
+
+ return em28xx_write_reg(dev, reg, newval);
+}
+EXPORT_SYMBOL_GPL(em28xx_toggle_reg_bits);
+
+/*
+ * em28xx_is_ac97_ready()
+ * Checks if ac97 is ready
+ */
+static int em28xx_is_ac97_ready(struct em28xx *dev)
+{
+ unsigned long timeout = jiffies + msecs_to_jiffies(EM28XX_AC97_XFER_TIMEOUT);
+ int ret;
+
+ /* Wait up to 50 ms for AC97 command to complete */
+ while (time_is_after_jiffies(timeout)) {
+ ret = em28xx_read_reg(dev, EM28XX_R43_AC97BUSY);
+ if (ret < 0)
+ return ret;
+
+ if (!(ret & 0x01))
+ return 0;
+ msleep(5);
+ }
+
+ dev_warn(&dev->intf->dev,
+ "AC97 command still being executed: not handled properly!\n");
+ return -EBUSY;
+}
+
+/*
+ * em28xx_read_ac97()
+ * write a 16 bit value to the specified AC97 address (LSB first!)
+ */
+int em28xx_read_ac97(struct em28xx *dev, u8 reg)
+{
+ int ret;
+ u8 addr = (reg & 0x7f) | 0x80;
+ __le16 val;
+
+ ret = em28xx_is_ac97_ready(dev);
+ if (ret < 0)
+ return ret;
+
+ ret = em28xx_write_regs(dev, EM28XX_R42_AC97ADDR, &addr, 1);
+ if (ret < 0)
+ return ret;
+
+ ret = dev->em28xx_read_reg_req_len(dev, 0, EM28XX_R40_AC97LSB,
+ (u8 *)&val, sizeof(val));
+
+ if (ret < 0)
+ return ret;
+ return le16_to_cpu(val);
+}
+EXPORT_SYMBOL_GPL(em28xx_read_ac97);
+
+/*
+ * em28xx_write_ac97()
+ * write a 16 bit value to the specified AC97 address (LSB first!)
+ */
+int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val)
+{
+ int ret;
+ u8 addr = reg & 0x7f;
+ __le16 value;
+
+ value = cpu_to_le16(val);
+
+ ret = em28xx_is_ac97_ready(dev);
+ if (ret < 0)
+ return ret;
+
+ ret = em28xx_write_regs(dev, EM28XX_R40_AC97LSB, (u8 *)&value, 2);
+ if (ret < 0)
+ return ret;
+
+ ret = em28xx_write_regs(dev, EM28XX_R42_AC97ADDR, &addr, 1);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(em28xx_write_ac97);
+
+struct em28xx_vol_itable {
+ enum em28xx_amux mux;
+ u8 reg;
+};
+
+static struct em28xx_vol_itable inputs[] = {
+ { EM28XX_AMUX_VIDEO, AC97_VIDEO },
+ { EM28XX_AMUX_LINE_IN, AC97_LINE },
+ { EM28XX_AMUX_PHONE, AC97_PHONE },
+ { EM28XX_AMUX_MIC, AC97_MIC },
+ { EM28XX_AMUX_CD, AC97_CD },
+ { EM28XX_AMUX_AUX, AC97_AUX },
+ { EM28XX_AMUX_PCM_OUT, AC97_PCM },
+};
+
+static int set_ac97_input(struct em28xx *dev)
+{
+ int ret, i;
+ enum em28xx_amux amux = dev->ctl_ainput;
+
+ /*
+ * EM28XX_AMUX_VIDEO2 is a special case used to indicate that
+ * em28xx should point to LINE IN, while AC97 should use VIDEO
+ */
+ if (amux == EM28XX_AMUX_VIDEO2)
+ amux = EM28XX_AMUX_VIDEO;
+
+ /* Mute all entres but the one that were selected */
+ for (i = 0; i < ARRAY_SIZE(inputs); i++) {
+ if (amux == inputs[i].mux)
+ ret = em28xx_write_ac97(dev, inputs[i].reg, 0x0808);
+ else
+ ret = em28xx_write_ac97(dev, inputs[i].reg, 0x8000);
+
+ if (ret < 0)
+ dev_warn(&dev->intf->dev,
+ "couldn't setup AC97 register %d\n",
+ inputs[i].reg);
+ }
+ return 0;
+}
+
+static int em28xx_set_audio_source(struct em28xx *dev)
+{
+ int ret;
+ u8 input;
+
+ if (dev->board.is_em2800) {
+ if (dev->ctl_ainput == EM28XX_AMUX_VIDEO)
+ input = EM2800_AUDIO_SRC_TUNER;
+ else
+ input = EM2800_AUDIO_SRC_LINE;
+
+ ret = em28xx_write_regs(dev, EM2800_R08_AUDIOSRC, &input, 1);
+ if (ret < 0)
+ return ret;
+ }
+
+ if (dev->has_msp34xx) {
+ input = EM28XX_AUDIO_SRC_TUNER;
+ } else {
+ switch (dev->ctl_ainput) {
+ case EM28XX_AMUX_VIDEO:
+ input = EM28XX_AUDIO_SRC_TUNER;
+ break;
+ default:
+ input = EM28XX_AUDIO_SRC_LINE;
+ break;
+ }
+ }
+
+ if (dev->board.mute_gpio && dev->mute)
+ em28xx_gpio_set(dev, dev->board.mute_gpio);
+ else
+ em28xx_gpio_set(dev, INPUT(dev->ctl_input)->gpio);
+
+ ret = em28xx_write_reg_bits(dev, EM28XX_R0E_AUDIOSRC, input, 0xc0);
+ if (ret < 0)
+ return ret;
+ usleep_range(10000, 11000);
+
+ switch (dev->audio_mode.ac97) {
+ case EM28XX_NO_AC97:
+ break;
+ default:
+ ret = set_ac97_input(dev);
+ }
+
+ return ret;
+}
+
+struct em28xx_vol_otable {
+ enum em28xx_aout mux;
+ u8 reg;
+};
+
+static const struct em28xx_vol_otable outputs[] = {
+ { EM28XX_AOUT_MASTER, AC97_MASTER },
+ { EM28XX_AOUT_LINE, AC97_HEADPHONE },
+ { EM28XX_AOUT_MONO, AC97_MASTER_MONO },
+ { EM28XX_AOUT_LFE, AC97_CENTER_LFE_MASTER },
+ { EM28XX_AOUT_SURR, AC97_SURROUND_MASTER },
+};
+
+int em28xx_audio_analog_set(struct em28xx *dev)
+{
+ int ret, i;
+ u8 xclk;
+
+ if (dev->int_audio_type == EM28XX_INT_AUDIO_NONE)
+ return 0;
+
+ /*
+ * It is assumed that all devices use master volume for output.
+ * It would be possible to use also line output.
+ */
+ if (dev->audio_mode.ac97 != EM28XX_NO_AC97) {
+ /* Mute all outputs */
+ for (i = 0; i < ARRAY_SIZE(outputs); i++) {
+ ret = em28xx_write_ac97(dev, outputs[i].reg, 0x8000);
+ if (ret < 0)
+ dev_warn(&dev->intf->dev,
+ "couldn't setup AC97 register %d\n",
+ outputs[i].reg);
+ }
+ }
+
+ xclk = dev->board.xclk & 0x7f;
+ if (!dev->mute)
+ xclk |= EM28XX_XCLK_AUDIO_UNMUTE;
+
+ ret = em28xx_write_reg(dev, EM28XX_R0F_XCLK, xclk);
+ if (ret < 0)
+ return ret;
+ usleep_range(10000, 11000);
+
+ /* Selects the proper audio input */
+ ret = em28xx_set_audio_source(dev);
+
+ /* Sets volume */
+ if (dev->audio_mode.ac97 != EM28XX_NO_AC97) {
+ int vol;
+
+ em28xx_write_ac97(dev, AC97_POWERDOWN, 0x4200);
+ em28xx_write_ac97(dev, AC97_EXTENDED_STATUS, 0x0031);
+ em28xx_write_ac97(dev, AC97_PCM_LR_ADC_RATE, 0xbb80);
+
+ /* LSB: left channel - both channels with the same level */
+ vol = (0x1f - dev->volume) | ((0x1f - dev->volume) << 8);
+
+ /* Mute device, if needed */
+ if (dev->mute)
+ vol |= 0x8000;
+
+ /* Sets volume */
+ for (i = 0; i < ARRAY_SIZE(outputs); i++) {
+ if (dev->ctl_aoutput & outputs[i].mux)
+ ret = em28xx_write_ac97(dev, outputs[i].reg,
+ vol);
+ if (ret < 0)
+ dev_warn(&dev->intf->dev,
+ "couldn't setup AC97 register %d\n",
+ outputs[i].reg);
+ }
+
+ if (dev->ctl_aoutput & EM28XX_AOUT_PCM_IN) {
+ int sel = ac97_return_record_select(dev->ctl_aoutput);
+
+ /*
+ * Use the same input for both left and right
+ * channels
+ */
+ sel |= (sel << 8);
+
+ em28xx_write_ac97(dev, AC97_REC_SEL, sel);
+ }
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(em28xx_audio_analog_set);
+
+int em28xx_audio_setup(struct em28xx *dev)
+{
+ int vid1, vid2, feat, cfg;
+ u32 vid = 0;
+ u8 i2s_samplerates;
+
+ if (dev->chip_id == CHIP_ID_EM2870 ||
+ dev->chip_id == CHIP_ID_EM2874 ||
+ dev->chip_id == CHIP_ID_EM28174 ||
+ dev->chip_id == CHIP_ID_EM28178) {
+ /* Digital only device - don't load any alsa module */
+ dev->int_audio_type = EM28XX_INT_AUDIO_NONE;
+ dev->usb_audio_type = EM28XX_USB_AUDIO_NONE;
+ return 0;
+ }
+
+ /* See how this device is configured */
+ cfg = em28xx_read_reg(dev, EM28XX_R00_CHIPCFG);
+ dev_info(&dev->intf->dev, "Config register raw data: 0x%02x\n", cfg);
+ if (cfg < 0) { /* Register read error */
+ /* Be conservative */
+ dev->int_audio_type = EM28XX_INT_AUDIO_AC97;
+ } else if ((cfg & EM28XX_CHIPCFG_AUDIOMASK) == 0x00) {
+ /* The device doesn't have vendor audio at all */
+ dev->int_audio_type = EM28XX_INT_AUDIO_NONE;
+ dev->usb_audio_type = EM28XX_USB_AUDIO_NONE;
+ return 0;
+ } else if ((cfg & EM28XX_CHIPCFG_AUDIOMASK) != EM28XX_CHIPCFG_AC97) {
+ dev->int_audio_type = EM28XX_INT_AUDIO_I2S;
+ if (dev->chip_id < CHIP_ID_EM2860 &&
+ (cfg & EM28XX_CHIPCFG_AUDIOMASK) ==
+ EM2820_CHIPCFG_I2S_1_SAMPRATE)
+ i2s_samplerates = 1;
+ else if (dev->chip_id >= CHIP_ID_EM2860 &&
+ (cfg & EM28XX_CHIPCFG_AUDIOMASK) ==
+ EM2860_CHIPCFG_I2S_5_SAMPRATES)
+ i2s_samplerates = 5;
+ else
+ i2s_samplerates = 3;
+ dev_info(&dev->intf->dev, "I2S Audio (%d sample rate(s))\n",
+ i2s_samplerates);
+ /* Skip the code that does AC97 vendor detection */
+ dev->audio_mode.ac97 = EM28XX_NO_AC97;
+ goto init_audio;
+ } else {
+ dev->int_audio_type = EM28XX_INT_AUDIO_AC97;
+ }
+
+ dev->audio_mode.ac97 = EM28XX_AC97_OTHER;
+
+ vid1 = em28xx_read_ac97(dev, AC97_VENDOR_ID1);
+ if (vid1 < 0) {
+ /*
+ * Device likely doesn't support AC97
+ * Note: (some) em2800 devices without eeprom reports 0x91 on
+ * CHIPCFG register, even not having an AC97 chip
+ */
+ dev_warn(&dev->intf->dev,
+ "AC97 chip type couldn't be determined\n");
+ dev->audio_mode.ac97 = EM28XX_NO_AC97;
+ if (dev->usb_audio_type == EM28XX_USB_AUDIO_VENDOR)
+ dev->usb_audio_type = EM28XX_USB_AUDIO_NONE;
+ dev->int_audio_type = EM28XX_INT_AUDIO_NONE;
+ goto init_audio;
+ }
+
+ vid2 = em28xx_read_ac97(dev, AC97_VENDOR_ID2);
+ if (vid2 < 0)
+ goto init_audio;
+
+ vid = vid1 << 16 | vid2;
+ dev_warn(&dev->intf->dev, "AC97 vendor ID = 0x%08x\n", vid);
+
+ feat = em28xx_read_ac97(dev, AC97_RESET);
+ if (feat < 0)
+ goto init_audio;
+
+ dev_warn(&dev->intf->dev, "AC97 features = 0x%04x\n", feat);
+
+ /* Try to identify what audio processor we have */
+ if ((vid == 0xffffffff || vid == 0x83847650) && feat == 0x6a90)
+ dev->audio_mode.ac97 = EM28XX_AC97_EM202;
+ else if ((vid >> 8) == 0x838476)
+ dev->audio_mode.ac97 = EM28XX_AC97_SIGMATEL;
+
+init_audio:
+ /* Reports detected AC97 processor */
+ switch (dev->audio_mode.ac97) {
+ case EM28XX_NO_AC97:
+ dev_info(&dev->intf->dev, "No AC97 audio processor\n");
+ break;
+ case EM28XX_AC97_EM202:
+ dev_info(&dev->intf->dev,
+ "Empia 202 AC97 audio processor detected\n");
+ break;
+ case EM28XX_AC97_SIGMATEL:
+ dev_info(&dev->intf->dev,
+ "Sigmatel audio processor detected (stac 97%02x)\n",
+ vid & 0xff);
+ break;
+ case EM28XX_AC97_OTHER:
+ dev_warn(&dev->intf->dev,
+ "Unknown AC97 audio processor detected!\n");
+ break;
+ default:
+ break;
+ }
+
+ return em28xx_audio_analog_set(dev);
+}
+EXPORT_SYMBOL_GPL(em28xx_audio_setup);
+
+const struct em28xx_led *em28xx_find_led(struct em28xx *dev,
+ enum em28xx_led_role role)
+{
+ if (dev->board.leds) {
+ u8 k = 0;
+
+ while (dev->board.leds[k].role >= 0 &&
+ dev->board.leds[k].role < EM28XX_NUM_LED_ROLES) {
+ if (dev->board.leds[k].role == role)
+ return &dev->board.leds[k];
+ k++;
+ }
+ }
+ return NULL;
+}
+EXPORT_SYMBOL_GPL(em28xx_find_led);
+
+int em28xx_capture_start(struct em28xx *dev, int start)
+{
+ int rc;
+ const struct em28xx_led *led = NULL;
+
+ if (dev->chip_id == CHIP_ID_EM2874 ||
+ dev->chip_id == CHIP_ID_EM2884 ||
+ dev->chip_id == CHIP_ID_EM28174 ||
+ dev->chip_id == CHIP_ID_EM28178) {
+ /* The Transport Stream Enable Register moved in em2874 */
+ if (dev->dvb_xfer_bulk) {
+ /* Max Tx Size = 188 * 256 = 48128 - LCM(188,512) * 2 */
+ em28xx_write_reg(dev, (dev->ts == PRIMARY_TS) ?
+ EM2874_R5D_TS1_PKT_SIZE :
+ EM2874_R5E_TS2_PKT_SIZE,
+ 0xff);
+ } else {
+ /* ISOC Maximum Transfer Size = 188 * 5 */
+ em28xx_write_reg(dev, (dev->ts == PRIMARY_TS) ?
+ EM2874_R5D_TS1_PKT_SIZE :
+ EM2874_R5E_TS2_PKT_SIZE,
+ dev->dvb_max_pkt_size_isoc / 188);
+ }
+ if (dev->ts == PRIMARY_TS)
+ rc = em28xx_write_reg_bits(dev,
+ EM2874_R5F_TS_ENABLE,
+ start ? EM2874_TS1_CAPTURE_ENABLE : 0x00,
+ EM2874_TS1_CAPTURE_ENABLE | EM2874_TS1_FILTER_ENABLE | EM2874_TS1_NULL_DISCARD);
+ else
+ rc = em28xx_write_reg_bits(dev,
+ EM2874_R5F_TS_ENABLE,
+ start ? EM2874_TS2_CAPTURE_ENABLE : 0x00,
+ EM2874_TS2_CAPTURE_ENABLE | EM2874_TS2_FILTER_ENABLE | EM2874_TS2_NULL_DISCARD);
+ } else {
+ /* FIXME: which is the best order? */
+ /* video registers are sampled by VREF */
+ rc = em28xx_write_reg_bits(dev, EM28XX_R0C_USBSUSP,
+ start ? 0x10 : 0x00, 0x10);
+ if (rc < 0)
+ return rc;
+
+ if (start) {
+ if (dev->is_webcam)
+ rc = em28xx_write_reg(dev, 0x13, 0x0c);
+
+ /* Enable video capture */
+ rc = em28xx_write_reg(dev, 0x48, 0x00);
+ if (rc < 0)
+ return rc;
+
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ rc = em28xx_write_reg(dev,
+ EM28XX_R12_VINENABLE,
+ 0x67);
+ else
+ rc = em28xx_write_reg(dev,
+ EM28XX_R12_VINENABLE,
+ 0x37);
+ if (rc < 0)
+ return rc;
+
+ usleep_range(10000, 11000);
+ } else {
+ /* disable video capture */
+ rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x27);
+ }
+ }
+
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ led = em28xx_find_led(dev, EM28XX_LED_ANALOG_CAPTURING);
+ else if (dev->ts == PRIMARY_TS)
+ led = em28xx_find_led(dev, EM28XX_LED_DIGITAL_CAPTURING);
+ else
+ led = em28xx_find_led(dev, EM28XX_LED_DIGITAL_CAPTURING_TS2);
+
+ if (led)
+ em28xx_write_reg_bits(dev, led->gpio_reg,
+ (!start ^ led->inverted) ?
+ ~led->gpio_mask : led->gpio_mask,
+ led->gpio_mask);
+
+ return rc;
+}
+
+int em28xx_gpio_set(struct em28xx *dev, const struct em28xx_reg_seq *gpio)
+{
+ int rc = 0;
+
+ if (!gpio)
+ return rc;
+
+ if (dev->mode != EM28XX_SUSPEND) {
+ em28xx_write_reg(dev, 0x48, 0x00);
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x67);
+ else
+ em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x37);
+ usleep_range(10000, 11000);
+ }
+
+ /* Send GPIO reset sequences specified at board entry */
+ while (gpio->sleep >= 0) {
+ if (gpio->reg >= 0) {
+ rc = em28xx_write_reg_bits(dev,
+ gpio->reg,
+ gpio->val,
+ gpio->mask);
+ if (rc < 0)
+ return rc;
+ }
+ if (gpio->sleep > 0)
+ msleep(gpio->sleep);
+
+ gpio++;
+ }
+ return rc;
+}
+EXPORT_SYMBOL_GPL(em28xx_gpio_set);
+
+int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode)
+{
+ if (dev->mode == set_mode)
+ return 0;
+
+ if (set_mode == EM28XX_SUSPEND) {
+ dev->mode = set_mode;
+
+ /* FIXME: add suspend support for ac97 */
+
+ return em28xx_gpio_set(dev, dev->board.suspend_gpio);
+ }
+
+ dev->mode = set_mode;
+
+ if (dev->mode == EM28XX_DIGITAL_MODE)
+ return em28xx_gpio_set(dev, dev->board.dvb_gpio);
+ else
+ return em28xx_gpio_set(dev, INPUT(dev->ctl_input)->gpio);
+}
+EXPORT_SYMBOL_GPL(em28xx_set_mode);
+
+/*
+ *URB control
+ */
+
+/*
+ * URB completion handler for isoc/bulk transfers
+ */
+static void em28xx_irq_callback(struct urb *urb)
+{
+ struct em28xx *dev = urb->context;
+ unsigned long flags;
+ int i;
+
+ switch (urb->status) {
+ case 0: /* success */
+ case -ETIMEDOUT: /* NAK */
+ break;
+ case -ECONNRESET: /* kill */
+ case -ENOENT:
+ case -ESHUTDOWN:
+ return;
+ default: /* error */
+ em28xx_isocdbg("urb completion error %d.\n", urb->status);
+ break;
+ }
+
+ /* Copy data from URB */
+ spin_lock_irqsave(&dev->slock, flags);
+ dev->usb_ctl.urb_data_copy(dev, urb);
+ spin_unlock_irqrestore(&dev->slock, flags);
+
+ /* Reset urb buffers */
+ for (i = 0; i < urb->number_of_packets; i++) {
+ /* isoc only (bulk: number_of_packets = 0) */
+ urb->iso_frame_desc[i].status = 0;
+ urb->iso_frame_desc[i].actual_length = 0;
+ }
+ urb->status = 0;
+
+ urb->status = usb_submit_urb(urb, GFP_ATOMIC);
+ if (urb->status) {
+ em28xx_isocdbg("urb resubmit failed (error=%i)\n",
+ urb->status);
+ }
+}
+
+/*
+ * Stop and Deallocate URBs
+ */
+void em28xx_uninit_usb_xfer(struct em28xx *dev, enum em28xx_mode mode)
+{
+ struct urb *urb;
+ struct em28xx_usb_bufs *usb_bufs;
+ int i;
+
+ em28xx_isocdbg("called %s in mode %d\n", __func__, mode);
+
+ if (mode == EM28XX_DIGITAL_MODE)
+ usb_bufs = &dev->usb_ctl.digital_bufs;
+ else
+ usb_bufs = &dev->usb_ctl.analog_bufs;
+
+ for (i = 0; i < usb_bufs->num_bufs; i++) {
+ urb = usb_bufs->urb[i];
+ if (urb) {
+ if (!irqs_disabled())
+ usb_kill_urb(urb);
+ else
+ usb_unlink_urb(urb);
+
+ usb_free_urb(urb);
+ usb_bufs->urb[i] = NULL;
+ }
+ }
+
+ kfree(usb_bufs->urb);
+ kfree(usb_bufs->buf);
+
+ usb_bufs->urb = NULL;
+ usb_bufs->buf = NULL;
+ usb_bufs->num_bufs = 0;
+
+ em28xx_capture_start(dev, 0);
+}
+EXPORT_SYMBOL_GPL(em28xx_uninit_usb_xfer);
+
+/*
+ * Stop URBs
+ */
+void em28xx_stop_urbs(struct em28xx *dev)
+{
+ int i;
+ struct urb *urb;
+ struct em28xx_usb_bufs *isoc_bufs = &dev->usb_ctl.digital_bufs;
+
+ em28xx_isocdbg("called %s\n", __func__);
+
+ for (i = 0; i < isoc_bufs->num_bufs; i++) {
+ urb = isoc_bufs->urb[i];
+ if (urb) {
+ if (!irqs_disabled())
+ usb_kill_urb(urb);
+ else
+ usb_unlink_urb(urb);
+ }
+ }
+
+ em28xx_capture_start(dev, 0);
+}
+EXPORT_SYMBOL_GPL(em28xx_stop_urbs);
+
+/*
+ * Allocate URBs
+ */
+int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
+ int num_bufs, int max_pkt_size, int packet_multiplier)
+{
+ struct em28xx_usb_bufs *usb_bufs;
+ struct urb *urb;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int i;
+ int sb_size, pipe;
+ int j, k;
+
+ em28xx_isocdbg("em28xx: called %s in mode %d\n", __func__, mode);
+
+ /*
+ * Check mode and if we have an endpoint for the selected
+ * transfer type, select buffer
+ */
+ if (mode == EM28XX_DIGITAL_MODE) {
+ if ((xfer_bulk && !dev->dvb_ep_bulk) ||
+ (!xfer_bulk && !dev->dvb_ep_isoc)) {
+ dev_err(&dev->intf->dev,
+ "no endpoint for DVB mode and transfer type %d\n",
+ xfer_bulk > 0);
+ return -EINVAL;
+ }
+ usb_bufs = &dev->usb_ctl.digital_bufs;
+ } else if (mode == EM28XX_ANALOG_MODE) {
+ if ((xfer_bulk && !dev->analog_ep_bulk) ||
+ (!xfer_bulk && !dev->analog_ep_isoc)) {
+ dev_err(&dev->intf->dev,
+ "no endpoint for analog mode and transfer type %d\n",
+ xfer_bulk > 0);
+ return -EINVAL;
+ }
+ usb_bufs = &dev->usb_ctl.analog_bufs;
+ } else {
+ dev_err(&dev->intf->dev, "invalid mode selected\n");
+ return -EINVAL;
+ }
+
+ /* De-allocates all pending stuff */
+ em28xx_uninit_usb_xfer(dev, mode);
+
+ usb_bufs->num_bufs = num_bufs;
+
+ usb_bufs->urb = kcalloc(num_bufs, sizeof(void *), GFP_KERNEL);
+ if (!usb_bufs->urb)
+ return -ENOMEM;
+
+ usb_bufs->buf = kcalloc(num_bufs, sizeof(void *), GFP_KERNEL);
+ if (!usb_bufs->buf) {
+ kfree(usb_bufs->urb);
+ return -ENOMEM;
+ }
+
+ usb_bufs->max_pkt_size = max_pkt_size;
+ if (xfer_bulk)
+ usb_bufs->num_packets = 0;
+ else
+ usb_bufs->num_packets = packet_multiplier;
+ dev->usb_ctl.vid_buf = NULL;
+ dev->usb_ctl.vbi_buf = NULL;
+
+ sb_size = packet_multiplier * usb_bufs->max_pkt_size;
+
+ /* allocate urbs and transfer buffers */
+ for (i = 0; i < usb_bufs->num_bufs; i++) {
+ urb = usb_alloc_urb(usb_bufs->num_packets, GFP_KERNEL);
+ if (!urb) {
+ em28xx_uninit_usb_xfer(dev, mode);
+ return -ENOMEM;
+ }
+ usb_bufs->urb[i] = urb;
+
+ usb_bufs->buf[i] = kzalloc(sb_size, GFP_KERNEL);
+ if (!usb_bufs->buf[i]) {
+ for (i--; i >= 0; i--)
+ kfree(usb_bufs->buf[i]);
+
+ em28xx_uninit_usb_xfer(dev, mode);
+ return -ENOMEM;
+ }
+
+ urb->transfer_flags = URB_FREE_BUFFER;
+
+ if (xfer_bulk) { /* bulk */
+ pipe = usb_rcvbulkpipe(udev,
+ mode == EM28XX_ANALOG_MODE ?
+ dev->analog_ep_bulk :
+ dev->dvb_ep_bulk);
+ usb_fill_bulk_urb(urb, udev, pipe, usb_bufs->buf[i],
+ sb_size, em28xx_irq_callback, dev);
+ } else { /* isoc */
+ pipe = usb_rcvisocpipe(udev,
+ mode == EM28XX_ANALOG_MODE ?
+ dev->analog_ep_isoc :
+ dev->dvb_ep_isoc);
+ usb_fill_int_urb(urb, udev, pipe, usb_bufs->buf[i],
+ sb_size, em28xx_irq_callback, dev, 1);
+ urb->transfer_flags |= URB_ISO_ASAP;
+ k = 0;
+ for (j = 0; j < usb_bufs->num_packets; j++) {
+ urb->iso_frame_desc[j].offset = k;
+ urb->iso_frame_desc[j].length =
+ usb_bufs->max_pkt_size;
+ k += usb_bufs->max_pkt_size;
+ }
+ }
+
+ urb->number_of_packets = usb_bufs->num_packets;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(em28xx_alloc_urbs);
+
+/*
+ * Allocate URBs and start IRQ
+ */
+int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
+ int xfer_bulk, int num_bufs, int max_pkt_size,
+ int packet_multiplier,
+ int (*urb_data_copy)(struct em28xx *dev, struct urb *urb))
+{
+ struct em28xx_dmaqueue *dma_q = &dev->vidq;
+ struct em28xx_dmaqueue *vbi_dma_q = &dev->vbiq;
+ struct em28xx_usb_bufs *usb_bufs;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int i;
+ int rc;
+ int alloc;
+
+ em28xx_isocdbg("em28xx: called %s in mode %d\n", __func__, mode);
+
+ dev->usb_ctl.urb_data_copy = urb_data_copy;
+
+ if (mode == EM28XX_DIGITAL_MODE) {
+ usb_bufs = &dev->usb_ctl.digital_bufs;
+ /* no need to free/alloc usb buffers in digital mode */
+ alloc = 0;
+ } else {
+ usb_bufs = &dev->usb_ctl.analog_bufs;
+ alloc = 1;
+ }
+
+ if (alloc) {
+ rc = em28xx_alloc_urbs(dev, mode, xfer_bulk, num_bufs,
+ max_pkt_size, packet_multiplier);
+ if (rc)
+ return rc;
+ }
+
+ if (xfer_bulk) {
+ rc = usb_clear_halt(udev, usb_bufs->urb[0]->pipe);
+ if (rc < 0) {
+ dev_err(&dev->intf->dev,
+ "failed to clear USB bulk endpoint stall/halt condition (error=%i)\n",
+ rc);
+ em28xx_uninit_usb_xfer(dev, mode);
+ return rc;
+ }
+ }
+
+ init_waitqueue_head(&dma_q->wq);
+ init_waitqueue_head(&vbi_dma_q->wq);
+
+ em28xx_capture_start(dev, 1);
+
+ /* submit urbs and enables IRQ */
+ for (i = 0; i < usb_bufs->num_bufs; i++) {
+ rc = usb_submit_urb(usb_bufs->urb[i], GFP_KERNEL);
+ if (rc) {
+ dev_err(&dev->intf->dev,
+ "submit of urb %i failed (error=%i)\n", i, rc);
+ em28xx_uninit_usb_xfer(dev, mode);
+ return rc;
+ }
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(em28xx_init_usb_xfer);
+
+/*
+ * Device control list
+ */
+
+static LIST_HEAD(em28xx_devlist);
+static DEFINE_MUTEX(em28xx_devlist_mutex);
+
+/*
+ * Extension interface
+ */
+
+static LIST_HEAD(em28xx_extension_devlist);
+
+int em28xx_register_extension(struct em28xx_ops *ops)
+{
+ struct em28xx *dev = NULL;
+
+ mutex_lock(&em28xx_devlist_mutex);
+ list_add_tail(&ops->next, &em28xx_extension_devlist);
+ list_for_each_entry(dev, &em28xx_devlist, devlist) {
+ if (ops->init) {
+ ops->init(dev);
+ if (dev->dev_next)
+ ops->init(dev->dev_next);
+ }
+ }
+ mutex_unlock(&em28xx_devlist_mutex);
+ pr_info("em28xx: Registered (%s) extension\n", ops->name);
+ return 0;
+}
+EXPORT_SYMBOL(em28xx_register_extension);
+
+void em28xx_unregister_extension(struct em28xx_ops *ops)
+{
+ struct em28xx *dev = NULL;
+
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(dev, &em28xx_devlist, devlist) {
+ if (ops->fini) {
+ if (dev->dev_next)
+ ops->fini(dev->dev_next);
+ ops->fini(dev);
+ }
+ }
+ list_del(&ops->next);
+ mutex_unlock(&em28xx_devlist_mutex);
+ pr_info("em28xx: Removed (%s) extension\n", ops->name);
+}
+EXPORT_SYMBOL(em28xx_unregister_extension);
+
+void em28xx_init_extension(struct em28xx *dev)
+{
+ const struct em28xx_ops *ops = NULL;
+
+ mutex_lock(&em28xx_devlist_mutex);
+ list_add_tail(&dev->devlist, &em28xx_devlist);
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (ops->init) {
+ ops->init(dev);
+ if (dev->dev_next)
+ ops->init(dev->dev_next);
+ }
+ }
+ mutex_unlock(&em28xx_devlist_mutex);
+}
+
+void em28xx_close_extension(struct em28xx *dev)
+{
+ const struct em28xx_ops *ops = NULL;
+
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (ops->fini) {
+ if (dev->dev_next)
+ ops->fini(dev->dev_next);
+ ops->fini(dev);
+ }
+ }
+ list_del(&dev->devlist);
+ mutex_unlock(&em28xx_devlist_mutex);
+}
+
+int em28xx_suspend_extension(struct em28xx *dev)
+{
+ const struct em28xx_ops *ops = NULL;
+
+ dev_info(&dev->intf->dev, "Suspending extensions\n");
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (!ops->suspend)
+ continue;
+ ops->suspend(dev);
+ if (dev->dev_next)
+ ops->suspend(dev->dev_next);
+ }
+ mutex_unlock(&em28xx_devlist_mutex);
+ return 0;
+}
+
+int em28xx_resume_extension(struct em28xx *dev)
+{
+ const struct em28xx_ops *ops = NULL;
+
+ dev_info(&dev->intf->dev, "Resuming extensions\n");
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (!ops->resume)
+ continue;
+ ops->resume(dev);
+ if (dev->dev_next)
+ ops->resume(dev->dev_next);
+ }
+ mutex_unlock(&em28xx_devlist_mutex);
+ return 0;
+}
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
new file mode 100644
index 0000000000..9fce59979e
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -0,0 +1,2155 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// DVB device driver for em28xx
+//
+// (c) 2008-2011 Mauro Carvalho Chehab <mchehab@kernel.org>
+//
+// (c) 2008 Devin Heitmueller <devin.heitmueller@gmail.com>
+// - Fixes for the driver to properly work with HVR-950
+// - Fixes for the driver to properly work with Pinnacle PCTV HD Pro Stick
+// - Fixes for the driver to properly work with AMD ATI TV Wonder HD 600
+//
+// (c) 2008 Aidan Thornton <makosoft@googlemail.com>
+//
+// (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
+//
+// Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by:
+// (c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
+// (c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
+
+#include "em28xx.h"
+
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/usb.h>
+
+#include <media/v4l2-common.h>
+#include <media/dvb_demux.h>
+#include <media/dvb_net.h>
+#include <media/dmxdev.h>
+#include <media/tuner.h>
+#include "tuner-simple.h"
+#include <linux/gpio.h>
+
+#include "lgdt330x.h"
+#include "lgdt3305.h"
+#include "lgdt3306a.h"
+#include "zl10353.h"
+#include "s5h1409.h"
+#include "mt2060.h"
+#include "mt352.h"
+#include "mt352_priv.h" /* FIXME */
+#include "tda1002x.h"
+#include "drx39xyj/drx39xxj.h"
+#include "tda18271.h"
+#include "s921.h"
+#include "drxd.h"
+#include "cxd2820r.h"
+#include "tda18271c2dd.h"
+#include "drxk.h"
+#include "tda10071.h"
+#include "tda18212.h"
+#include "a8293.h"
+#include "qt1010.h"
+#include "mb86a20s.h"
+#include "m88ds3103.h"
+#include "ts2020.h"
+#include "si2168.h"
+#include "si2157.h"
+#include "tc90522.h"
+#include "qm1d1c0042.h"
+#include "mxl692.h"
+
+MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@kernel.org>");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface");
+MODULE_VERSION(EM28XX_VERSION);
+
+static unsigned int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable debug messages [dvb]");
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+#define dprintk(level, fmt, arg...) do { \
+ if (debug >= level) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "dvb: " fmt, ## arg); \
+} while (0)
+
+struct em28xx_dvb {
+ struct dvb_frontend *fe[2];
+
+ /* feed count management */
+ struct mutex lock;
+ int nfeeds;
+
+ /* general boilerplate stuff */
+ struct dvb_adapter adapter;
+ struct dvb_demux demux;
+ struct dmxdev dmxdev;
+ struct dmx_frontend fe_hw;
+ struct dmx_frontend fe_mem;
+ struct dvb_net net;
+
+ /* Due to DRX-K - probably need changes */
+ int (*gate_ctrl)(struct dvb_frontend *fe, int gate);
+ struct semaphore pll_mutex;
+ bool dont_attach_fe1;
+ int lna_gpio;
+ struct i2c_client *i2c_client_demod;
+ struct i2c_client *i2c_client_tuner;
+ struct i2c_client *i2c_client_sec;
+};
+
+static inline void print_err_status(struct em28xx *dev,
+ int packet, int status)
+{
+ char *errmsg = "Unknown";
+
+ switch (status) {
+ case -ENOENT:
+ errmsg = "unlinked synchronously";
+ break;
+ case -ECONNRESET:
+ errmsg = "unlinked asynchronously";
+ break;
+ case -ENOSR:
+ errmsg = "Buffer error (overrun)";
+ break;
+ case -EPIPE:
+ errmsg = "Stalled (device not responding)";
+ break;
+ case -EOVERFLOW:
+ errmsg = "Babble (bad cable?)";
+ break;
+ case -EPROTO:
+ errmsg = "Bit-stuff error (bad cable?)";
+ break;
+ case -EILSEQ:
+ errmsg = "CRC/Timeout (could be anything)";
+ break;
+ case -ETIME:
+ errmsg = "Device does not respond";
+ break;
+ }
+ if (packet < 0) {
+ dprintk(1, "URB status %d [%s].\n", status, errmsg);
+ } else {
+ dprintk(1, "URB packet %d, status %d [%s].\n",
+ packet, status, errmsg);
+ }
+}
+
+static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
+{
+ int xfer_bulk, num_packets, i;
+
+ if (!dev)
+ return 0;
+
+ if (dev->disconnected)
+ return 0;
+
+ if (urb->status < 0)
+ print_err_status(dev, -1, urb->status);
+
+ xfer_bulk = usb_pipebulk(urb->pipe);
+
+ if (xfer_bulk) /* bulk */
+ num_packets = 1;
+ else /* isoc */
+ num_packets = urb->number_of_packets;
+
+ for (i = 0; i < num_packets; i++) {
+ if (xfer_bulk) {
+ if (urb->status < 0) {
+ print_err_status(dev, i, urb->status);
+ if (urb->status != -EPROTO)
+ continue;
+ }
+ if (!urb->actual_length)
+ continue;
+ dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
+ urb->actual_length);
+ } else {
+ if (urb->iso_frame_desc[i].status < 0) {
+ print_err_status(dev, i,
+ urb->iso_frame_desc[i].status);
+ if (urb->iso_frame_desc[i].status != -EPROTO)
+ continue;
+ }
+ if (!urb->iso_frame_desc[i].actual_length)
+ continue;
+ dvb_dmx_swfilter(&dev->dvb->demux,
+ urb->transfer_buffer +
+ urb->iso_frame_desc[i].offset,
+ urb->iso_frame_desc[i].actual_length);
+ }
+ }
+
+ return 0;
+}
+
+static int em28xx_start_streaming(struct em28xx_dvb *dvb)
+{
+ int rc;
+ struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
+ struct em28xx *dev = i2c_bus->dev;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int dvb_max_packet_size, packet_multiplier, dvb_alt;
+
+ if (dev->dvb_xfer_bulk) {
+ if (!dev->dvb_ep_bulk)
+ return -ENODEV;
+ dvb_max_packet_size = 512; /* USB 2.0 spec */
+ packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER;
+ dvb_alt = 0;
+ } else { /* isoc */
+ if (!dev->dvb_ep_isoc)
+ return -ENODEV;
+ dvb_max_packet_size = dev->dvb_max_pkt_size_isoc;
+ if (dvb_max_packet_size < 0)
+ return dvb_max_packet_size;
+ packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS;
+ dvb_alt = dev->dvb_alt_isoc;
+ }
+
+ if (!dev->board.has_dual_ts)
+ usb_set_interface(udev, dev->ifnum, dvb_alt);
+
+ rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
+ if (rc < 0)
+ return rc;
+
+ dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n",
+ EM28XX_DVB_NUM_BUFS,
+ packet_multiplier,
+ dvb_max_packet_size, dvb_alt);
+
+ return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
+ dev->dvb_xfer_bulk,
+ EM28XX_DVB_NUM_BUFS,
+ dvb_max_packet_size,
+ packet_multiplier,
+ em28xx_dvb_urb_data_copy);
+}
+
+static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
+{
+ struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
+ struct em28xx *dev = i2c_bus->dev;
+
+ em28xx_stop_urbs(dev);
+
+ return 0;
+}
+
+static int em28xx_start_feed(struct dvb_demux_feed *feed)
+{
+ struct dvb_demux *demux = feed->demux;
+ struct em28xx_dvb *dvb = demux->priv;
+ int rc, ret;
+
+ if (!demux->dmx.frontend)
+ return -EINVAL;
+
+ mutex_lock(&dvb->lock);
+ dvb->nfeeds++;
+ rc = dvb->nfeeds;
+
+ if (dvb->nfeeds == 1) {
+ ret = em28xx_start_streaming(dvb);
+ if (ret < 0)
+ rc = ret;
+ }
+
+ mutex_unlock(&dvb->lock);
+ return rc;
+}
+
+static int em28xx_stop_feed(struct dvb_demux_feed *feed)
+{
+ struct dvb_demux *demux = feed->demux;
+ struct em28xx_dvb *dvb = demux->priv;
+ int err = 0;
+
+ mutex_lock(&dvb->lock);
+ dvb->nfeeds--;
+
+ if (!dvb->nfeeds)
+ err = em28xx_stop_streaming(dvb);
+
+ mutex_unlock(&dvb->lock);
+ return err;
+}
+
+/* ------------------------------------------------------------------ */
+static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
+{
+ struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
+ struct em28xx *dev = i2c_bus->dev;
+
+ if (acquire)
+ return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
+ else
+ return em28xx_set_mode(dev, EM28XX_SUSPEND);
+}
+
+/* ------------------------------------------------------------------ */
+
+static struct lgdt330x_config em2880_lgdt3303_dev = {
+ .demod_chip = LGDT3303,
+};
+
+static struct lgdt3305_config em2870_lgdt3304_dev = {
+ .i2c_addr = 0x0e,
+ .demod_chip = LGDT3304,
+ .spectral_inversion = 1,
+ .deny_i2c_rptr = 1,
+ .mpeg_mode = LGDT3305_MPEG_PARALLEL,
+ .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
+ .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
+ .vsb_if_khz = 3250,
+ .qam_if_khz = 4000,
+};
+
+static struct lgdt3305_config em2874_lgdt3305_dev = {
+ .i2c_addr = 0x0e,
+ .demod_chip = LGDT3305,
+ .spectral_inversion = 1,
+ .deny_i2c_rptr = 0,
+ .mpeg_mode = LGDT3305_MPEG_SERIAL,
+ .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
+ .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
+ .vsb_if_khz = 3250,
+ .qam_if_khz = 4000,
+};
+
+static struct lgdt3305_config em2874_lgdt3305_nogate_dev = {
+ .i2c_addr = 0x0e,
+ .demod_chip = LGDT3305,
+ .spectral_inversion = 1,
+ .deny_i2c_rptr = 1,
+ .mpeg_mode = LGDT3305_MPEG_SERIAL,
+ .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
+ .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
+ .vsb_if_khz = 3600,
+ .qam_if_khz = 3600,
+};
+
+static struct s921_config sharp_isdbt = {
+ .demod_address = 0x30 >> 1
+};
+
+static struct zl10353_config em28xx_zl10353_with_xc3028 = {
+ .demod_address = (0x1e >> 1),
+ .no_tuner = 1,
+ .parallel_ts = 1,
+ .if2 = 45600,
+};
+
+static struct s5h1409_config em28xx_s5h1409_with_xc3028 = {
+ .demod_address = 0x32 >> 1,
+ .output_mode = S5H1409_PARALLEL_OUTPUT,
+ .gpio = S5H1409_GPIO_OFF,
+ .inversion = S5H1409_INVERSION_OFF,
+ .status_mode = S5H1409_DEMODLOCKING,
+ .mpeg_timing = S5H1409_MPEGTIMING_CONTINUOUS_NONINVERTING_CLOCK
+};
+
+static struct tda18271_std_map kworld_a340_std_map = {
+ .atsc_6 = { .if_freq = 3250, .agc_mode = 3, .std = 0,
+ .if_lvl = 1, .rfagc_top = 0x37, },
+ .qam_6 = { .if_freq = 4000, .agc_mode = 3, .std = 1,
+ .if_lvl = 1, .rfagc_top = 0x37, },
+};
+
+static struct tda18271_config kworld_a340_config = {
+ .std_map = &kworld_a340_std_map,
+};
+
+static struct tda18271_config kworld_ub435q_v2_config = {
+ .std_map = &kworld_a340_std_map,
+ .gate = TDA18271_GATE_DIGITAL,
+};
+
+static struct tda18212_config kworld_ub435q_v3_config = {
+ .if_atsc_vsb = 3600,
+ .if_atsc_qam = 3600,
+};
+
+static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
+ .demod_address = (0x1e >> 1),
+ .no_tuner = 1,
+ .disable_i2c_gate_ctrl = 1,
+ .parallel_ts = 1,
+ .if2 = 45600,
+};
+
+static struct drxd_config em28xx_drxd = {
+ .demod_address = 0x70,
+ .demod_revision = 0xa2,
+ .pll_type = DRXD_PLL_NONE,
+ .clock = 12000,
+ .insert_rs_byte = 1,
+ .IF = 42800000,
+ .disable_i2c_gate_ctrl = 1,
+};
+
+static struct drxk_config terratec_h5_drxk = {
+ .adr = 0x29,
+ .single_master = 1,
+ .no_i2c_bridge = 1,
+ .microcode_name = "dvb-usb-terratec-h5-drxk.fw",
+ .qam_demod_parameter_count = 2,
+};
+
+static struct drxk_config hauppauge_930c_drxk = {
+ .adr = 0x29,
+ .single_master = 1,
+ .no_i2c_bridge = 1,
+ .microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
+ .chunk_size = 56,
+ .qam_demod_parameter_count = 2,
+};
+
+static struct drxk_config terratec_htc_stick_drxk = {
+ .adr = 0x29,
+ .single_master = 1,
+ .no_i2c_bridge = 1,
+ .microcode_name = "dvb-usb-terratec-htc-stick-drxk.fw",
+ .chunk_size = 54,
+ .qam_demod_parameter_count = 2,
+ /* Required for the antenna_gpio to disable LNA. */
+ .antenna_dvbt = true,
+ /* The windows driver uses the same. This will disable LNA. */
+ .antenna_gpio = 0x6,
+};
+
+static struct drxk_config maxmedia_ub425_tc_drxk = {
+ .adr = 0x29,
+ .single_master = 1,
+ .no_i2c_bridge = 1,
+ .microcode_name = "dvb-demod-drxk-01.fw",
+ .chunk_size = 62,
+ .qam_demod_parameter_count = 2,
+};
+
+static struct drxk_config pctv_520e_drxk = {
+ .adr = 0x29,
+ .single_master = 1,
+ .microcode_name = "dvb-demod-drxk-pctv.fw",
+ .qam_demod_parameter_count = 2,
+ .chunk_size = 58,
+ .antenna_dvbt = true, /* disable LNA */
+ .antenna_gpio = (1 << 2), /* disable LNA */
+};
+
+static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
+{
+ struct em28xx_dvb *dvb = fe->sec_priv;
+ int status;
+
+ if (!dvb)
+ return -EINVAL;
+
+ if (enable) {
+ down(&dvb->pll_mutex);
+ status = dvb->gate_ctrl(fe, 1);
+ } else {
+ status = dvb->gate_ctrl(fe, 0);
+ up(&dvb->pll_mutex);
+ }
+ return status;
+}
+
+static void hauppauge_hvr930c_init(struct em28xx *dev)
+{
+ int i;
+
+ static const struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32},
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8},
+ { -1, -1, -1, -1},
+ };
+ static const struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
+ {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
+ {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40},
+
+ {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
+
+ { -1, -1, -1, -1},
+ };
+
+ static const struct {
+ unsigned char r[4];
+ int len;
+ } regs[] = {
+ {{ 0x06, 0x02, 0x00, 0x31 }, 4},
+ {{ 0x01, 0x02 }, 2},
+ {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0xff, 0xaf }, 4},
+ {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0x73, 0xaf }, 4},
+ {{ 0x04, 0x00 }, 2},
+ {{ 0x00, 0x04 }, 2},
+ {{ 0x00, 0x04, 0x00, 0x0a }, 4},
+ {{ 0x04, 0x14 }, 2},
+ {{ 0x04, 0x14, 0x00, 0x00 }, 4},
+ };
+
+ em28xx_gpio_set(dev, hauppauge_hvr930c_init);
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
+ usleep_range(10000, 11000);
+
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ regs[i].r, regs[i].len);
+ em28xx_gpio_set(dev, hauppauge_hvr930c_end);
+
+ msleep(100);
+
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
+ msleep(30);
+
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
+ usleep_range(10000, 11000);
+}
+
+static void terratec_h5_init(struct em28xx *dev)
+{
+ int i;
+ static const struct em28xx_reg_seq terratec_h5_init[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ { -1, -1, -1, -1},
+ };
+ static const struct em28xx_reg_seq terratec_h5_end[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ { -1, -1, -1, -1},
+ };
+ static const struct {
+ unsigned char r[4];
+ int len;
+ } regs[] = {
+ {{ 0x06, 0x02, 0x00, 0x31 }, 4},
+ {{ 0x01, 0x02 }, 2},
+ {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0xff, 0xaf }, 4},
+ {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0x73, 0xaf }, 4},
+ {{ 0x04, 0x00 }, 2},
+ {{ 0x00, 0x04 }, 2},
+ {{ 0x00, 0x04, 0x00, 0x0a }, 4},
+ {{ 0x04, 0x14 }, 2},
+ {{ 0x04, 0x14, 0x00, 0x00 }, 4},
+ };
+
+ em28xx_gpio_set(dev, terratec_h5_init);
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
+ usleep_range(10000, 11000);
+
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ regs[i].r, regs[i].len);
+ em28xx_gpio_set(dev, terratec_h5_end);
+};
+
+static void terratec_htc_stick_init(struct em28xx *dev)
+{
+ int i;
+
+ /*
+ * GPIO configuration:
+ * 0xff: unknown (does not affect DVB-T).
+ * 0xf6: DRX-K (demodulator).
+ * 0xe6: unknown (does not affect DVB-T).
+ * 0xb6: unknown (does not affect DVB-T).
+ */
+ static const struct em28xx_reg_seq terratec_htc_stick_init[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ { -1, -1, -1, -1},
+ };
+ static const struct em28xx_reg_seq terratec_htc_stick_end[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
+ { -1, -1, -1, -1},
+ };
+
+ /*
+ * Init the analog decoder (not yet supported), but
+ * it's probably still a good idea.
+ */
+ static const struct {
+ unsigned char r[4];
+ int len;
+ } regs[] = {
+ {{ 0x06, 0x02, 0x00, 0x31 }, 4},
+ {{ 0x01, 0x02 }, 2},
+ {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0xff, 0xaf }, 4},
+ };
+
+ em28xx_gpio_set(dev, terratec_htc_stick_init);
+
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
+ usleep_range(10000, 11000);
+
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ regs[i].r, regs[i].len);
+
+ em28xx_gpio_set(dev, terratec_htc_stick_end);
+};
+
+static void terratec_htc_usb_xs_init(struct em28xx *dev)
+{
+ int i;
+
+ static const struct em28xx_reg_seq terratec_htc_usb_xs_init[] = {
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
+ { -1, -1, -1, -1},
+ };
+ static const struct em28xx_reg_seq terratec_htc_usb_xs_end[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ { -1, -1, -1, -1},
+ };
+
+ /*
+ * Init the analog decoder (not yet supported), but
+ * it's probably still a good idea.
+ */
+ static const struct {
+ unsigned char r[4];
+ int len;
+ } regs[] = {
+ {{ 0x06, 0x02, 0x00, 0x31 }, 4},
+ {{ 0x01, 0x02 }, 2},
+ {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0xff, 0xaf }, 4},
+ {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0x73, 0xaf }, 4},
+ {{ 0x04, 0x00 }, 2},
+ {{ 0x00, 0x04 }, 2},
+ {{ 0x00, 0x04, 0x00, 0x0a }, 4},
+ {{ 0x04, 0x14 }, 2},
+ {{ 0x04, 0x14, 0x00, 0x00 }, 4},
+ };
+
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+
+ em28xx_gpio_set(dev, terratec_htc_usb_xs_init);
+
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x40);
+ usleep_range(10000, 11000);
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
+ usleep_range(10000, 11000);
+
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ regs[i].r, regs[i].len);
+
+ em28xx_gpio_set(dev, terratec_htc_usb_xs_end);
+};
+
+static void pctv_520e_init(struct em28xx *dev)
+{
+ /*
+ * Init AVF4910B analog decoder. Looks like I2C traffic to
+ * digital demodulator and tuner are routed via AVF4910B.
+ */
+ int i;
+ static const struct {
+ unsigned char r[4];
+ int len;
+ } regs[] = {
+ {{ 0x06, 0x02, 0x00, 0x31 }, 4},
+ {{ 0x01, 0x02 }, 2},
+ {{ 0x01, 0x02, 0x00, 0xc6 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0xff, 0xaf }, 4},
+ {{ 0x01, 0x00, 0x03, 0xa0 }, 4},
+ {{ 0x01, 0x00 }, 2},
+ {{ 0x01, 0x00, 0x73, 0xaf }, 4},
+ };
+
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ regs[i].r, regs[i].len);
+};
+
+static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
+{
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
+ struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
+ struct em28xx *dev = i2c_bus->dev;
+#ifdef CONFIG_GPIOLIB
+ struct em28xx_dvb *dvb = dev->dvb;
+ int ret;
+ unsigned long flags;
+
+ if (c->lna == 1)
+ flags = GPIOF_OUT_INIT_HIGH; /* enable LNA */
+ else
+ flags = GPIOF_OUT_INIT_LOW; /* disable LNA */
+
+ ret = gpio_request_one(dvb->lna_gpio, flags, NULL);
+ if (ret)
+ dev_err(&dev->intf->dev, "gpio request failed %d\n", ret);
+ else
+ gpio_free(dvb->lna_gpio);
+
+ return ret;
+#else
+ dev_warn(&dev->intf->dev, "%s: LNA control is disabled (lna=%u)\n",
+ KBUILD_MODNAME, c->lna);
+ return 0;
+#endif
+}
+
+static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe)
+{
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
+ struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
+ struct em28xx *dev = i2c_bus->dev;
+ u8 lna;
+
+ if (c->lna == 1)
+ lna = 0x01;
+ else
+ lna = 0x00;
+
+ return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01);
+}
+
+static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
+{
+ /* Values extracted from a USB trace of the Terratec Windows driver */
+ static u8 clock_config[] = { CLOCK_CTL, 0x38, 0x2c };
+ static u8 reset[] = { RESET, 0x80 };
+ static u8 adc_ctl_1_cfg[] = { ADC_CTL_1, 0x40 };
+ static u8 agc_cfg[] = { AGC_TARGET, 0x28, 0xa0 };
+ static u8 input_freq_cfg[] = { INPUT_FREQ_1, 0x31, 0xb8 };
+ static u8 rs_err_cfg[] = { RS_ERR_PER_1, 0x00, 0x4d };
+ static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
+ static u8 trl_nom_cfg[] = { TRL_NOMINAL_RATE_1, 0x64, 0x00 };
+ static u8 tps_given_cfg[] = { TPS_GIVEN_1, 0x40, 0x80, 0x50 };
+ static u8 tuner_go[] = { TUNER_GO, 0x01};
+
+ mt352_write(fe, clock_config, sizeof(clock_config));
+ usleep_range(200, 250);
+ mt352_write(fe, reset, sizeof(reset));
+ mt352_write(fe, adc_ctl_1_cfg, sizeof(adc_ctl_1_cfg));
+ mt352_write(fe, agc_cfg, sizeof(agc_cfg));
+ mt352_write(fe, input_freq_cfg, sizeof(input_freq_cfg));
+ mt352_write(fe, rs_err_cfg, sizeof(rs_err_cfg));
+ mt352_write(fe, capt_range_cfg, sizeof(capt_range_cfg));
+ mt352_write(fe, trl_nom_cfg, sizeof(trl_nom_cfg));
+ mt352_write(fe, tps_given_cfg, sizeof(tps_given_cfg));
+ mt352_write(fe, tuner_go, sizeof(tuner_go));
+ return 0;
+}
+
+static void px_bcud_init(struct em28xx *dev)
+{
+ int i;
+ static const struct {
+ unsigned char r[4];
+ int len;
+ } regs1[] = {
+ {{ 0x0e, 0x77 }, 2},
+ {{ 0x0f, 0x77 }, 2},
+ {{ 0x03, 0x90 }, 2},
+ }, regs2[] = {
+ {{ 0x07, 0x01 }, 2},
+ {{ 0x08, 0x10 }, 2},
+ {{ 0x13, 0x00 }, 2},
+ {{ 0x17, 0x00 }, 2},
+ {{ 0x03, 0x01 }, 2},
+ {{ 0x10, 0xb1 }, 2},
+ {{ 0x11, 0x40 }, 2},
+ {{ 0x85, 0x7a }, 2},
+ {{ 0x87, 0x04 }, 2},
+ };
+ static const struct em28xx_reg_seq gpio[] = {
+ {EM28XX_R06_I2C_CLK, 0x40, 0xff, 300},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 60},
+ {EM28XX_R15_RGAIN, 0x20, 0xff, 0},
+ {EM28XX_R16_GGAIN, 0x20, 0xff, 0},
+ {EM28XX_R17_BGAIN, 0x20, 0xff, 0},
+ {EM28XX_R18_ROFFSET, 0x00, 0xff, 0},
+ {EM28XX_R19_GOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R1A_BOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R23_UOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R24_VOFFSET, 0x00, 0xff, 0},
+ {EM28XX_R26_COMPR, 0x00, 0xff, 0},
+ {0x13, 0x08, 0xff, 0},
+ {EM28XX_R12_VINENABLE, 0x27, 0xff, 0},
+ {EM28XX_R0C_USBSUSP, 0x10, 0xff, 0},
+ {EM28XX_R27_OUTFMT, 0x00, 0xff, 0},
+ {EM28XX_R10_VINMODE, 0x00, 0xff, 0},
+ {EM28XX_R11_VINCTRL, 0x11, 0xff, 0},
+ {EM2874_R50_IR_CONFIG, 0x01, 0xff, 0},
+ {EM2874_R5F_TS_ENABLE, 0x80, 0xff, 0},
+ {EM28XX_R06_I2C_CLK, 0x46, 0xff, 0},
+ };
+ em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x46);
+ /* sleeping ISDB-T */
+ dev->dvb->i2c_client_demod->addr = 0x14;
+ for (i = 0; i < ARRAY_SIZE(regs1); i++)
+ i2c_master_send(dev->dvb->i2c_client_demod,
+ regs1[i].r, regs1[i].len);
+ /* sleeping ISDB-S */
+ dev->dvb->i2c_client_demod->addr = 0x15;
+ for (i = 0; i < ARRAY_SIZE(regs2); i++)
+ i2c_master_send(dev->dvb->i2c_client_demod, regs2[i].r,
+ regs2[i].len);
+ for (i = 0; i < ARRAY_SIZE(gpio); i++) {
+ em28xx_write_reg_bits(dev, gpio[i].reg, gpio[i].val,
+ gpio[i].mask);
+ if (gpio[i].sleep > 0)
+ msleep(gpio[i].sleep);
+ }
+};
+
+static struct mt352_config terratec_xs_mt352_cfg = {
+ .demod_address = (0x1e >> 1),
+ .no_tuner = 1,
+ .if2 = 45600,
+ .demod_init = em28xx_mt352_terratec_xs_init,
+};
+
+static struct tda10023_config em28xx_tda10023_config = {
+ .demod_address = 0x0c,
+ .invert = 1,
+};
+
+static struct cxd2820r_config em28xx_cxd2820r_config = {
+ .i2c_address = (0xd8 >> 1),
+ .ts_mode = CXD2820R_TS_SERIAL,
+};
+
+static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
+ .output_opt = TDA18271_OUTPUT_LT_OFF,
+ .gate = TDA18271_GATE_DIGITAL,
+};
+
+static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
+ .demod_address = (0x1e >> 1),
+ .disable_i2c_gate_ctrl = 1,
+ .no_tuner = 1,
+ .parallel_ts = 1,
+};
+
+static struct mt2060_config em28xx_mt2060_config = {
+ .i2c_address = 0x60,
+};
+
+static struct qt1010_config em28xx_qt1010_config = {
+ .i2c_address = 0x62
+};
+
+static const struct mb86a20s_config c3tech_duo_mb86a20s_config = {
+ .demod_address = 0x10,
+ .is_serial = true,
+};
+
+static struct tda18271_std_map mb86a20s_tda18271_config = {
+ .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
+ .if_lvl = 1, .rfagc_top = 0x37, },
+};
+
+static struct tda18271_config c3tech_duo_tda18271_config = {
+ .std_map = &mb86a20s_tda18271_config,
+ .gate = TDA18271_GATE_DIGITAL,
+ .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
+};
+
+static struct tda18271_std_map drx_j_std_map = {
+ .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1,
+ .rfagc_top = 0x37, },
+ .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1,
+ .rfagc_top = 0x37, },
+};
+
+static struct tda18271_config pinnacle_80e_dvb_config = {
+ .std_map = &drx_j_std_map,
+ .gate = TDA18271_GATE_DIGITAL,
+ .role = TDA18271_MASTER,
+};
+
+static struct lgdt3306a_config hauppauge_01595_lgdt3306a_config = {
+ .qam_if_khz = 4000,
+ .vsb_if_khz = 3250,
+ .spectral_inversion = 0,
+ .deny_i2c_rptr = 0,
+ .mpeg_mode = LGDT3306A_MPEG_SERIAL,
+ .tpclk_edge = LGDT3306A_TPCLK_RISING_EDGE,
+ .tpvalid_polarity = LGDT3306A_TP_VALID_HIGH,
+ .xtalMHz = 25,
+};
+
+/* ------------------------------------------------------------------ */
+
+static noinline_for_stack int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
+{
+ struct dvb_frontend *fe;
+ struct xc2028_config cfg;
+ struct xc2028_ctrl ctl;
+
+ memset(&cfg, 0, sizeof(cfg));
+ cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus];
+ cfg.i2c_addr = addr;
+
+ memset(&ctl, 0, sizeof(ctl));
+ em28xx_setup_xc3028(dev, &ctl);
+ cfg.ctrl = &ctl;
+
+ if (!dev->dvb->fe[0]) {
+ dev_err(&dev->intf->dev,
+ "dvb frontend not attached. Can't attach xc3028\n");
+ return -EINVAL;
+ }
+
+ fe = dvb_attach(xc2028_attach, dev->dvb->fe[0], &cfg);
+ if (!fe) {
+ dev_err(&dev->intf->dev, "xc3028 attach failed\n");
+ dvb_frontend_detach(dev->dvb->fe[0]);
+ dev->dvb->fe[0] = NULL;
+ return -EINVAL;
+ }
+
+ dev_info(&dev->intf->dev, "xc3028 attached\n");
+
+ return 0;
+}
+
+/* ------------------------------------------------------------------ */
+
+static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
+ struct em28xx *dev, struct device *device)
+{
+ int result;
+ bool create_rf_connector = false;
+
+ mutex_init(&dvb->lock);
+
+ /* register adapter */
+ result = dvb_register_adapter(&dvb->adapter,
+ dev_name(&dev->intf->dev), module,
+ device, adapter_nr);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "dvb_register_adapter failed (errno = %d)\n",
+ result);
+ goto fail_adapter;
+ }
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+ dvb->adapter.mdev = dev->media_dev;
+#endif
+
+ /* Ensure all frontends negotiate bus access */
+ dvb->fe[0]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
+ if (dvb->fe[1])
+ dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
+
+ dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
+
+ /* register frontend */
+ result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "dvb_register_frontend failed (errno = %d)\n",
+ result);
+ goto fail_frontend0;
+ }
+
+ /* register 2nd frontend */
+ if (dvb->fe[1]) {
+ result = dvb_register_frontend(&dvb->adapter, dvb->fe[1]);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "2nd dvb_register_frontend failed (errno = %d)\n",
+ result);
+ goto fail_frontend1;
+ }
+ }
+
+ /* register demux stuff */
+ dvb->demux.dmx.capabilities =
+ DMX_TS_FILTERING | DMX_SECTION_FILTERING |
+ DMX_MEMORY_BASED_FILTERING;
+ dvb->demux.priv = dvb;
+ dvb->demux.filternum = 256;
+ dvb->demux.feednum = 256;
+ dvb->demux.start_feed = em28xx_start_feed;
+ dvb->demux.stop_feed = em28xx_stop_feed;
+
+ result = dvb_dmx_init(&dvb->demux);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "dvb_dmx_init failed (errno = %d)\n",
+ result);
+ goto fail_dmx;
+ }
+
+ dvb->dmxdev.filternum = 256;
+ dvb->dmxdev.demux = &dvb->demux.dmx;
+ dvb->dmxdev.capabilities = 0;
+ result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "dvb_dmxdev_init failed (errno = %d)\n",
+ result);
+ goto fail_dmxdev;
+ }
+
+ dvb->fe_hw.source = DMX_FRONTEND_0;
+ result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "add_frontend failed (DMX_FRONTEND_0, errno = %d)\n",
+ result);
+ goto fail_fe_hw;
+ }
+
+ dvb->fe_mem.source = DMX_MEMORY_FE;
+ result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "add_frontend failed (DMX_MEMORY_FE, errno = %d)\n",
+ result);
+ goto fail_fe_mem;
+ }
+
+ result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+ if (result < 0) {
+ dev_warn(&dev->intf->dev,
+ "connect_frontend failed (errno = %d)\n",
+ result);
+ goto fail_fe_conn;
+ }
+
+ /* register network adapter */
+ dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
+
+ /* If the analog part won't create RF connectors, DVB will do it */
+ if (!dev->has_video || dev->tuner_type == TUNER_ABSENT)
+ create_rf_connector = true;
+
+ result = dvb_create_media_graph(&dvb->adapter, create_rf_connector);
+ if (result < 0)
+ goto fail_create_graph;
+
+ return 0;
+
+fail_create_graph:
+ dvb_net_release(&dvb->net);
+fail_fe_conn:
+ dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+fail_fe_mem:
+ dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+fail_fe_hw:
+ dvb_dmxdev_release(&dvb->dmxdev);
+fail_dmxdev:
+ dvb_dmx_release(&dvb->demux);
+fail_dmx:
+ if (dvb->fe[1])
+ dvb_unregister_frontend(dvb->fe[1]);
+ dvb_unregister_frontend(dvb->fe[0]);
+fail_frontend1:
+ if (dvb->fe[1])
+ dvb_frontend_detach(dvb->fe[1]);
+fail_frontend0:
+ dvb_frontend_detach(dvb->fe[0]);
+ dvb_unregister_adapter(&dvb->adapter);
+fail_adapter:
+ return result;
+}
+
+static void em28xx_unregister_dvb(struct em28xx_dvb *dvb)
+{
+ dvb_net_release(&dvb->net);
+ dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+ dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+ dvb_dmxdev_release(&dvb->dmxdev);
+ dvb_dmx_release(&dvb->demux);
+ if (dvb->fe[1])
+ dvb_unregister_frontend(dvb->fe[1]);
+ dvb_unregister_frontend(dvb->fe[0]);
+ if (dvb->fe[1] && !dvb->dont_attach_fe1)
+ dvb_frontend_detach(dvb->fe[1]);
+ dvb_frontend_detach(dvb->fe[0]);
+ dvb_unregister_adapter(&dvb->adapter);
+}
+
+static int em28174_dvb_init_pctv_460e(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct tda10071_platform_data tda10071_pdata = {};
+ struct a8293_platform_data a8293_pdata = {};
+
+ /* attach demod + tuner combo */
+ tda10071_pdata.clk = 40444000; /* 40.444 MHz */
+ tda10071_pdata.i2c_wr_max = 64;
+ tda10071_pdata.ts_mode = TDA10071_TS_SERIAL;
+ tda10071_pdata.pll_multiplier = 20;
+ tda10071_pdata.tuner_i2c_addr = 0x14;
+
+ dvb->i2c_client_demod = dvb_module_probe("tda10071", "tda10071_cx24118",
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x55, &tda10071_pdata);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ dvb->fe[0] = tda10071_pdata.get_dvb_frontend(dvb->i2c_client_demod);
+
+ /* attach SEC */
+ a8293_pdata.dvb_frontend = dvb->fe[0];
+
+ dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x08, &a8293_pdata);
+ if (!dvb->i2c_client_sec) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+static int em28178_dvb_init_pctv_461e(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct i2c_adapter *i2c_adapter;
+ struct m88ds3103_platform_data m88ds3103_pdata = {};
+ struct ts2020_config ts2020_config = {};
+ struct a8293_platform_data a8293_pdata = {};
+
+ /* attach demod */
+ m88ds3103_pdata.clk = 27000000;
+ m88ds3103_pdata.i2c_wr_max = 33;
+ m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
+ m88ds3103_pdata.ts_clk = 16000;
+ m88ds3103_pdata.ts_clk_pol = 1;
+ m88ds3103_pdata.agc = 0x99;
+
+ dvb->i2c_client_demod = dvb_module_probe("m88ds3103", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x68, &m88ds3103_pdata);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod);
+ i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod);
+
+ /* attach tuner */
+ ts2020_config.fe = dvb->fe[0];
+
+ dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022",
+ i2c_adapter,
+ 0x60, &ts2020_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ /* delegate signal strength measurement to tuner */
+ dvb->fe[0]->ops.read_signal_strength =
+ dvb->fe[0]->ops.tuner_ops.get_rf_strength;
+
+ /* attach SEC */
+ a8293_pdata.dvb_frontend = dvb->fe[0];
+ /*
+ * 461e has a tendency to have vIN undervoltage troubles.
+ * Slew mitigates this.
+ */
+ a8293_pdata.volt_slew_nanos_per_mv = 20;
+
+ dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x08, &a8293_pdata);
+ if (!dvb->i2c_client_sec) {
+ dvb_module_release(dvb->i2c_client_tuner);
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+static int em28178_dvb_init_pctv_461e_v2(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct i2c_adapter *i2c_adapter;
+ struct m88ds3103_platform_data m88ds3103_pdata = {};
+ struct ts2020_config ts2020_config = {};
+ struct a8293_platform_data a8293_pdata = {};
+
+ /* attach demod */
+ m88ds3103_pdata.clk = 27000000;
+ m88ds3103_pdata.i2c_wr_max = 33;
+ m88ds3103_pdata.ts_mode = M88DS3103_TS_PARALLEL;
+ m88ds3103_pdata.ts_clk = 16000;
+ m88ds3103_pdata.ts_clk_pol = 0;
+ m88ds3103_pdata.agc = 0x99;
+ m88ds3103_pdata.agc_inv = 0;
+ m88ds3103_pdata.spec_inv = 0;
+ dvb->i2c_client_demod = dvb_module_probe("m88ds3103", "m88ds3103b",
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x6a, &m88ds3103_pdata);
+
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ dvb->fe[0] = m88ds3103_pdata.get_dvb_frontend(dvb->i2c_client_demod);
+ i2c_adapter = m88ds3103_pdata.get_i2c_adapter(dvb->i2c_client_demod);
+
+ /* attach tuner */
+ ts2020_config.fe = dvb->fe[0];
+ dvb->i2c_client_tuner = dvb_module_probe("ts2020", "ts2022",
+ i2c_adapter,
+ 0x60, &ts2020_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ /* delegate signal strength measurement to tuner */
+ dvb->fe[0]->ops.read_signal_strength =
+ dvb->fe[0]->ops.tuner_ops.get_rf_strength;
+
+ /* attach SEC */
+ a8293_pdata.dvb_frontend = dvb->fe[0];
+ dvb->i2c_client_sec = dvb_module_probe("a8293", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x08, &a8293_pdata);
+ if (!dvb->i2c_client_sec) {
+ dvb_module_release(dvb->i2c_client_tuner);
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+static int em28178_dvb_init_pctv_292e(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct i2c_adapter *adapter;
+ struct si2168_config si2168_config = {};
+ struct si2157_config si2157_config = {};
+
+ /* attach demod */
+ si2168_config.i2c_adapter = &adapter;
+ si2168_config.fe = &dvb->fe[0];
+ si2168_config.ts_mode = SI2168_TS_PARALLEL;
+ si2168_config.spectral_inversion = true;
+
+ dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x64, &si2168_config);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ /* attach tuner */
+ si2157_config.fe = dvb->fe[0];
+ si2157_config.if_port = 1;
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+ si2157_config.mdev = dev->media_dev;
+#endif
+ dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
+ adapter,
+ 0x60, &si2157_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+ dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
+
+ return 0;
+}
+
+static int em28178_dvb_init_terratec_t2_stick_hd(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct i2c_adapter *adapter;
+ struct si2168_config si2168_config = {};
+ struct si2157_config si2157_config = {};
+
+ /* attach demod */
+ si2168_config.i2c_adapter = &adapter;
+ si2168_config.fe = &dvb->fe[0];
+ si2168_config.ts_mode = SI2168_TS_PARALLEL;
+
+ dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x64, &si2168_config);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ /* attach tuner */
+ memset(&si2157_config, 0, sizeof(si2157_config));
+ si2157_config.fe = dvb->fe[0];
+ si2157_config.if_port = 0;
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+ si2157_config.mdev = dev->media_dev;
+#endif
+ dvb->i2c_client_tuner = dvb_module_probe("si2157", "si2146",
+ adapter,
+ 0x60, &si2157_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+static int em28178_dvb_init_plex_px_bcud(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct tc90522_config tc90522_config = {};
+ struct qm1d1c0042_config qm1d1c0042_config = {};
+
+ /* attach demod */
+ dvb->i2c_client_demod = dvb_module_probe("tc90522", "tc90522sat",
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x15, &tc90522_config);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ /* attach tuner */
+ qm1d1c0042_config.fe = tc90522_config.fe;
+ qm1d1c0042_config.lpf = 1;
+
+ dvb->i2c_client_tuner = dvb_module_probe("qm1d1c0042", NULL,
+ tc90522_config.tuner_i2c,
+ 0x61, &qm1d1c0042_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ dvb->fe[0] = tc90522_config.fe;
+ px_bcud_init(dev);
+
+ return 0;
+}
+
+static int em28174_dvb_init_hauppauge_wintv_dualhd_dvb(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct i2c_adapter *adapter;
+ struct si2168_config si2168_config = {};
+ struct si2157_config si2157_config = {};
+ unsigned char addr;
+
+ /* attach demod */
+ si2168_config.i2c_adapter = &adapter;
+ si2168_config.fe = &dvb->fe[0];
+ si2168_config.ts_mode = SI2168_TS_SERIAL;
+ si2168_config.spectral_inversion = true;
+ addr = (dev->ts == PRIMARY_TS) ? 0x64 : 0x67;
+
+ dvb->i2c_client_demod = dvb_module_probe("si2168", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ addr, &si2168_config);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ /* attach tuner */
+ memset(&si2157_config, 0, sizeof(si2157_config));
+ si2157_config.fe = dvb->fe[0];
+ si2157_config.if_port = 1;
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+ si2157_config.mdev = dev->media_dev;
+#endif
+ addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63;
+
+ dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
+ adapter,
+ addr, &si2157_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+static int em28174_dvb_init_hauppauge_wintv_dualhd_01595(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct i2c_adapter *adapter;
+ struct lgdt3306a_config lgdt3306a_config = {};
+ struct si2157_config si2157_config = {};
+ unsigned char addr;
+
+ /* attach demod */
+ lgdt3306a_config = hauppauge_01595_lgdt3306a_config;
+ lgdt3306a_config.fe = &dvb->fe[0];
+ lgdt3306a_config.i2c_adapter = &adapter;
+ addr = (dev->ts == PRIMARY_TS) ? 0x59 : 0x0e;
+
+ dvb->i2c_client_demod = dvb_module_probe("lgdt3306a", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ addr, &lgdt3306a_config);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ /* attach tuner */
+ si2157_config.fe = dvb->fe[0];
+ si2157_config.if_port = 1;
+ si2157_config.inversion = 1;
+#ifdef CONFIG_MEDIA_CONTROLLER_DVB
+ si2157_config.mdev = dev->media_dev;
+#endif
+ addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x62;
+
+ dvb->i2c_client_tuner = dvb_module_probe("si2157", NULL,
+ adapter,
+ addr, &si2157_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_module_release(dvb->i2c_client_demod);
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+static int em2874_dvb_init_hauppauge_usb_quadhd(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct mxl692_config mxl692_config = {};
+ unsigned char addr;
+
+ /* attach demod/tuner combo */
+ mxl692_config.id = (dev->ts == PRIMARY_TS) ? 0 : 1;
+ mxl692_config.fe = &dvb->fe[0];
+ addr = (dev->ts == PRIMARY_TS) ? 0x60 : 0x63;
+
+ dvb->i2c_client_demod = dvb_module_probe("mxl692", NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ addr, &mxl692_config);
+ if (!dvb->i2c_client_demod)
+ return -ENODEV;
+
+ return 0;
+}
+
+static int em28xx_dvb_init(struct em28xx *dev)
+{
+ int result = 0, dvb_alt = 0;
+ struct em28xx_dvb *dvb;
+ struct usb_device *udev;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ if (!dev->board.has_dvb) {
+ /* This device does not support the extension */
+ return 0;
+ }
+
+ dev_info(&dev->intf->dev, "Binding DVB extension\n");
+
+ dvb = kzalloc(sizeof(*dvb), GFP_KERNEL);
+ if (!dvb)
+ return -ENOMEM;
+
+ dev->dvb = dvb;
+ dvb->fe[0] = NULL;
+ dvb->fe[1] = NULL;
+
+ /* pre-allocate DVB usb transfer buffers */
+ if (dev->dvb_xfer_bulk) {
+ result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
+ dev->dvb_xfer_bulk,
+ EM28XX_DVB_NUM_BUFS,
+ 512,
+ EM28XX_DVB_BULK_PACKET_MULTIPLIER);
+ } else {
+ result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
+ dev->dvb_xfer_bulk,
+ EM28XX_DVB_NUM_BUFS,
+ dev->dvb_max_pkt_size_isoc,
+ EM28XX_DVB_NUM_ISOC_PACKETS);
+ }
+ if (result) {
+ dev_err(&dev->intf->dev,
+ "failed to pre-allocate USB transfer buffers for DVB.\n");
+ kfree(dvb);
+ dev->dvb = NULL;
+ return result;
+ }
+
+ mutex_lock(&dev->lock);
+ em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
+ /* init frontend */
+ switch (dev->model) {
+ case EM2874_BOARD_LEADERSHIP_ISDBT:
+ dvb->fe[0] = dvb_attach(s921_attach,
+ &sharp_isdbt,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+
+ break;
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
+ case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
+ case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
+ dvb->fe[0] = dvb_attach(lgdt330x_attach,
+ &em2880_lgdt3303_dev,
+ 0x0e,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (em28xx_attach_xc3028(0x61, dev) < 0) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2880_BOARD_KWORLD_DVB_310U:
+ dvb->fe[0] = dvb_attach(zl10353_attach,
+ &em28xx_zl10353_with_xc3028,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (em28xx_attach_xc3028(0x61, dev) < 0) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
+ case EM2882_BOARD_TERRATEC_HYBRID_XS:
+ case EM2880_BOARD_EMPIRE_DUAL_TV:
+ case EM2882_BOARD_ZOLID_HYBRID_TV_STICK:
+ dvb->fe[0] = dvb_attach(zl10353_attach,
+ &em28xx_zl10353_xc3028_no_i2c_gate,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (em28xx_attach_xc3028(0x61, dev) < 0) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2880_BOARD_TERRATEC_HYBRID_XS:
+ case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
+ case EM2881_BOARD_PINNACLE_HYBRID_PRO:
+ case EM2882_BOARD_DIKOM_DK300:
+ case EM2882_BOARD_KWORLD_VS_DVBT:
+ /*
+ * Those boards could have either a zl10353 or a mt352.
+ * If the chip id isn't for zl10353, try mt352.
+ */
+ dvb->fe[0] = dvb_attach(zl10353_attach,
+ &em28xx_zl10353_xc3028_no_i2c_gate,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0])
+ dvb->fe[0] = dvb_attach(mt352_attach,
+ &terratec_xs_mt352_cfg,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+
+ if (em28xx_attach_xc3028(0x61, dev) < 0) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2870_BOARD_TERRATEC_XS_MT2060:
+ dvb->fe[0] = dvb_attach(zl10353_attach,
+ &em28xx_zl10353_no_i2c_gate_dev,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (dvb->fe[0]) {
+ dvb_attach(mt2060_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_mt2060_config, 1220);
+ }
+ break;
+ case EM2870_BOARD_KWORLD_355U:
+ dvb->fe[0] = dvb_attach(zl10353_attach,
+ &em28xx_zl10353_no_i2c_gate_dev,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (dvb->fe[0])
+ dvb_attach(qt1010_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_qt1010_config);
+ break;
+ case EM2883_BOARD_KWORLD_HYBRID_330U:
+ case EM2882_BOARD_EVGA_INDTUBE:
+ dvb->fe[0] = dvb_attach(s5h1409_attach,
+ &em28xx_s5h1409_with_xc3028,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (em28xx_attach_xc3028(0x61, dev) < 0) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2882_BOARD_KWORLD_ATSC_315U:
+ dvb->fe[0] = dvb_attach(lgdt330x_attach,
+ &em2880_lgdt3303_dev,
+ 0x0e,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (dvb->fe[0]) {
+ if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x61, TUNER_THOMSON_DTT761X)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ }
+ break;
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
+ case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
+ dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &dev->intf->dev);
+ if (em28xx_attach_xc3028(0x61, dev) < 0) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
+ /* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
+ dvb->fe[0] = dvb_attach(tda10023_attach,
+ &em28xx_tda10023_config,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x48);
+ if (dvb->fe[0]) {
+ if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus],
+ 0x60, TUNER_PHILIPS_CU1216L)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ }
+ break;
+ case EM2870_BOARD_KWORLD_A340:
+ dvb->fe[0] = dvb_attach(lgdt3305_attach,
+ &em2870_lgdt3304_dev,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &kworld_a340_config)) {
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM28174_BOARD_PCTV_290E:
+ /* set default GPIO0 for LNA, used if GPIOLIB is undefined */
+ dvb->lna_gpio = CXD2820R_GPIO_E | CXD2820R_GPIO_O |
+ CXD2820R_GPIO_L;
+ dvb->fe[0] = dvb_attach(cxd2820r_attach,
+ &em28xx_cxd2820r_config,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &dvb->lna_gpio);
+ if (dvb->fe[0]) {
+ /* FE 0 attach tuner */
+ if (!dvb_attach(tda18271_attach,
+ dvb->fe[0],
+ 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_cxd2820r_tda18271_config)) {
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -EINVAL;
+ goto out_free;
+ }
+
+#ifdef CONFIG_GPIOLIB
+ /* enable LNA for DVB-T, DVB-T2 and DVB-C */
+ result = gpio_request_one(dvb->lna_gpio,
+ GPIOF_OUT_INIT_LOW, NULL);
+ if (result)
+ dev_err(&dev->intf->dev,
+ "gpio request failed %d\n",
+ result);
+ else
+ gpio_free(dvb->lna_gpio);
+
+ result = 0; /* continue even set LNA fails */
+#endif
+ dvb->fe[0]->ops.set_lna = em28xx_pctv_290e_set_lna;
+ }
+
+ break;
+ case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
+ {
+ struct xc5000_config cfg = {};
+
+ hauppauge_hvr930c_init(dev);
+
+ dvb->fe[0] = dvb_attach(drxk_attach,
+ &hauppauge_930c_drxk,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ /* FIXME: do we need a pll semaphore? */
+ dvb->fe[0]->sec_priv = dvb;
+ sema_init(&dvb->pll_mutex, 1);
+ dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
+ dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
+
+ /* Attach xc5000 */
+ cfg.i2c_address = 0x61;
+ cfg.if_khz = 4000;
+
+ if (dvb->fe[0]->ops.i2c_gate_ctrl)
+ dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
+ if (!dvb_attach(xc5000_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus], &cfg)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ if (dvb->fe[0]->ops.i2c_gate_ctrl)
+ dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
+
+ break;
+ }
+ case EM2884_BOARD_TERRATEC_H5:
+ terratec_h5_init(dev);
+
+ dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ /* FIXME: do we need a pll semaphore? */
+ dvb->fe[0]->sec_priv = dvb;
+ sema_init(&dvb->pll_mutex, 1);
+ dvb->gate_ctrl = dvb->fe[0]->ops.i2c_gate_ctrl;
+ dvb->fe[0]->ops.i2c_gate_ctrl = drxk_gate_ctrl;
+
+ /* Attach tda18271 to DVB-C frontend */
+ if (dvb->fe[0]->ops.i2c_gate_ctrl)
+ dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
+ if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ if (dvb->fe[0]->ops.i2c_gate_ctrl)
+ dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
+
+ break;
+ case EM2884_BOARD_C3TECH_DIGITAL_DUO:
+ dvb->fe[0] = dvb_attach(mb86a20s_attach,
+ &c3tech_duo_mb86a20s_config,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (dvb->fe[0])
+ dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &c3tech_duo_tda18271_config);
+ break;
+ case EM28174_BOARD_PCTV_460E:
+ result = em28174_dvb_init_pctv_460e(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM2874_BOARD_DELOCK_61959:
+ case EM2874_BOARD_MAXMEDIA_UB425_TC:
+ /* attach demodulator */
+ dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+
+ if (dvb->fe[0]) {
+ /* disable I2C-gate */
+ dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
+
+ /* attach tuner */
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_cxd2820r_tda18271_config)) {
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -EINVAL;
+ goto out_free;
+ }
+ }
+ break;
+ case EM2884_BOARD_PCTV_510E:
+ case EM2884_BOARD_PCTV_520E:
+ pctv_520e_init(dev);
+
+ /* attach demodulator */
+ dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+
+ if (dvb->fe[0]) {
+ /* attach tuner */
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_cxd2820r_tda18271_config)) {
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -EINVAL;
+ goto out_free;
+ }
+ }
+ break;
+ case EM2884_BOARD_ELGATO_EYETV_HYBRID_2008:
+ case EM2884_BOARD_CINERGY_HTC_STICK:
+ case EM2884_BOARD_TERRATEC_H6:
+ terratec_htc_stick_init(dev);
+
+ /* attach demodulator */
+ dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+
+ /* Attach the demodulator. */
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_cxd2820r_tda18271_config)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2884_BOARD_TERRATEC_HTC_USB_XS:
+ terratec_htc_usb_xs_init(dev);
+
+ /* attach demodulator */
+ dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+
+ /* Attach the demodulator. */
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_cxd2820r_tda18271_config)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2874_BOARD_KWORLD_UB435Q_V2:
+ dvb->fe[0] = dvb_attach(lgdt3305_attach,
+ &em2874_lgdt3305_dev,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+
+ /* Attach the demodulator. */
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &kworld_ub435q_v2_config)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2874_BOARD_KWORLD_UB435Q_V3:
+ {
+ struct i2c_adapter *adapter = &dev->i2c_adap[dev->def_i2c_bus];
+
+ dvb->fe[0] = dvb_attach(lgdt3305_attach,
+ &em2874_lgdt3305_nogate_dev,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+
+ /* attach tuner */
+ kworld_ub435q_v3_config.fe = dvb->fe[0];
+
+ dvb->i2c_client_tuner = dvb_module_probe("tda18212", NULL,
+ adapter, 0x60,
+ &kworld_ub435q_v3_config);
+ if (!dvb->i2c_client_tuner) {
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -ENODEV;
+ goto out_free;
+ }
+ break;
+ }
+ case EM2874_BOARD_PCTV_HD_MINI_80E:
+ dvb->fe[0] = dvb_attach(drx39xxj_attach,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (dvb->fe[0]) {
+ dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0],
+ 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &pinnacle_80e_dvb_config);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ }
+ break;
+ case EM28178_BOARD_PCTV_461E:
+ result = em28178_dvb_init_pctv_461e(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM28178_BOARD_PCTV_461E_V2:
+ result = em28178_dvb_init_pctv_461e_v2(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM28178_BOARD_PCTV_292E:
+ result = em28178_dvb_init_pctv_292e(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM28178_BOARD_TERRATEC_T2_STICK_HD:
+ result = em28178_dvb_init_terratec_t2_stick_hd(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM28178_BOARD_PLEX_PX_BCUD:
+ result = em28178_dvb_init_plex_px_bcud(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB:
+ result = em28174_dvb_init_hauppauge_wintv_dualhd_dvb(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595:
+ result = em28174_dvb_init_hauppauge_wintv_dualhd_01595(dev);
+ if (result)
+ goto out_free;
+ break;
+ case EM2874_BOARD_HAUPPAUGE_USB_QUADHD:
+ result = em2874_dvb_init_hauppauge_usb_quadhd(dev);
+ if (result)
+ goto out_free;
+ break;
+ default:
+ dev_err(&dev->intf->dev,
+ "The frontend of your DVB/ATSC card isn't supported yet\n");
+ break;
+ }
+ if (!dvb->fe[0]) {
+ dev_err(&dev->intf->dev, "frontend initialization failed\n");
+ result = -EINVAL;
+ goto out_free;
+ }
+ /* define general-purpose callback pointer */
+ dvb->fe[0]->callback = em28xx_tuner_callback;
+ if (dvb->fe[1])
+ dvb->fe[1]->callback = em28xx_tuner_callback;
+
+ /* register everything */
+ result = em28xx_register_dvb(dvb, THIS_MODULE, dev, &dev->intf->dev);
+
+ if (result < 0)
+ goto out_free;
+
+ if (dev->dvb_xfer_bulk) {
+ dvb_alt = 0;
+ } else { /* isoc */
+ dvb_alt = dev->dvb_alt_isoc;
+ }
+
+ udev = interface_to_usbdev(dev->intf);
+ usb_set_interface(udev, dev->ifnum, dvb_alt);
+ dev_info(&dev->intf->dev, "DVB extension successfully initialized\n");
+
+ kref_get(&dev->ref);
+
+ret:
+ em28xx_set_mode(dev, EM28XX_SUSPEND);
+ mutex_unlock(&dev->lock);
+ return result;
+
+out_free:
+ em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
+ kfree(dvb);
+ dev->dvb = NULL;
+ goto ret;
+}
+
+static inline void prevent_sleep(struct dvb_frontend_ops *ops)
+{
+ ops->set_voltage = NULL;
+ ops->sleep = NULL;
+ ops->tuner_ops.sleep = NULL;
+}
+
+static int em28xx_dvb_fini(struct em28xx *dev)
+{
+ struct em28xx_dvb *dvb;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ if (!dev->board.has_dvb) {
+ /* This device does not support the extension */
+ return 0;
+ }
+
+ if (!dev->dvb)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Closing DVB extension\n");
+
+ dvb = dev->dvb;
+
+ em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
+
+ if (dev->disconnected) {
+ /*
+ * We cannot tell the device to sleep
+ * once it has been unplugged.
+ */
+ if (dvb->fe[0]) {
+ prevent_sleep(&dvb->fe[0]->ops);
+ dvb->fe[0]->exit = DVB_FE_DEVICE_REMOVED;
+ }
+ if (dvb->fe[1]) {
+ prevent_sleep(&dvb->fe[1]->ops);
+ dvb->fe[1]->exit = DVB_FE_DEVICE_REMOVED;
+ }
+ }
+
+ em28xx_unregister_dvb(dvb);
+
+ /* release I2C module bindings */
+ dvb_module_release(dvb->i2c_client_sec);
+ dvb_module_release(dvb->i2c_client_tuner);
+ dvb_module_release(dvb->i2c_client_demod);
+
+ kfree(dvb);
+ dev->dvb = NULL;
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static int em28xx_dvb_suspend(struct em28xx *dev)
+{
+ int ret = 0;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->board.has_dvb)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Suspending DVB extension\n");
+ if (dev->dvb) {
+ struct em28xx_dvb *dvb = dev->dvb;
+
+ if (dvb->fe[0]) {
+ ret = dvb_frontend_suspend(dvb->fe[0]);
+ dev_info(&dev->intf->dev, "fe0 suspend %d\n", ret);
+ }
+ if (dvb->fe[1]) {
+ dvb_frontend_suspend(dvb->fe[1]);
+ dev_info(&dev->intf->dev, "fe1 suspend %d\n", ret);
+ }
+ }
+
+ return 0;
+}
+
+static int em28xx_dvb_resume(struct em28xx *dev)
+{
+ int ret = 0;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->board.has_dvb)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Resuming DVB extension\n");
+ if (dev->dvb) {
+ struct em28xx_dvb *dvb = dev->dvb;
+
+ if (dvb->fe[0]) {
+ ret = dvb_frontend_resume(dvb->fe[0]);
+ dev_info(&dev->intf->dev, "fe0 resume %d\n", ret);
+ }
+
+ if (dvb->fe[1]) {
+ ret = dvb_frontend_resume(dvb->fe[1]);
+ dev_info(&dev->intf->dev, "fe1 resume %d\n", ret);
+ }
+ }
+
+ return 0;
+}
+
+static struct em28xx_ops dvb_ops = {
+ .id = EM28XX_DVB,
+ .name = "Em28xx dvb Extension",
+ .init = em28xx_dvb_init,
+ .fini = em28xx_dvb_fini,
+ .suspend = em28xx_dvb_suspend,
+ .resume = em28xx_dvb_resume,
+};
+
+static int __init em28xx_dvb_register(void)
+{
+ return em28xx_register_extension(&dvb_ops);
+}
+
+static void __exit em28xx_dvb_unregister(void)
+{
+ em28xx_unregister_extension(&dvb_ops);
+}
+
+module_init(em28xx_dvb_register);
+module_exit(em28xx_dvb_unregister);
diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c b/drivers/media/usb/em28xx/em28xx-i2c.c
new file mode 100644
index 0000000000..a7eb11f7fb
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -0,0 +1,1029 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// em28xx-i2c.c - driver for Empia EM2800/EM2820/2840 USB video capture devices
+//
+// Copyright (C) 2005 Ludovico Cavedon <cavedon@sssup.it>
+// Markus Rechberger <mrechberger@gmail.com>
+// Mauro Carvalho Chehab <mchehab@kernel.org>
+// Sascha Sommer <saschasommer@freenet.de>
+// Copyright (C) 2013 Frank Schäfer <fschaefer.oss@googlemail.com>
+
+#include "em28xx.h"
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/usb.h>
+#include <linux/i2c.h>
+#include <linux/jiffies.h>
+
+#include "xc2028.h"
+#include <media/v4l2-common.h>
+#include <media/tuner.h>
+
+/* ----------------------------------------------------------- */
+
+static unsigned int i2c_scan;
+module_param(i2c_scan, int, 0444);
+MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
+
+static unsigned int i2c_debug;
+module_param(i2c_debug, int, 0644);
+MODULE_PARM_DESC(i2c_debug, "i2c debug message level (1: normal debug, 2: show I2C transfers)");
+
+#define dprintk(level, fmt, arg...) do { \
+ if (i2c_debug > level) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "i2c: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+/*
+ * Time in msecs to wait for i2c xfers to finish.
+ * 35ms is the maximum time a SMBUS device could wait when
+ * clock stretching is used. As the transfer itself will take
+ * some time to happen, set it to 35 ms.
+ *
+ * Ok, I2C doesn't specify any limit. So, eventually, we may need
+ * to increase this timeout.
+ */
+#define EM28XX_I2C_XFER_TIMEOUT 35 /* ms */
+
+static int em28xx_i2c_timeout(struct em28xx *dev)
+{
+ int time = EM28XX_I2C_XFER_TIMEOUT;
+
+ switch (dev->i2c_speed & 0x03) {
+ case EM28XX_I2C_FREQ_25_KHZ:
+ time += 4; /* Assume 4 ms for transfers */
+ break;
+ case EM28XX_I2C_FREQ_100_KHZ:
+ case EM28XX_I2C_FREQ_400_KHZ:
+ time += 1; /* Assume 1 ms for transfers */
+ break;
+ default: /* EM28XX_I2C_FREQ_1_5_MHZ */
+ break;
+ }
+
+ return msecs_to_jiffies(time);
+}
+
+/*
+ * em2800_i2c_send_bytes()
+ * send up to 4 bytes to the em2800 i2c device
+ */
+static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
+{
+ unsigned long timeout = jiffies + em28xx_i2c_timeout(dev);
+ int ret;
+ u8 b2[6];
+
+ if (len < 1 || len > 4)
+ return -EOPNOTSUPP;
+
+ b2[5] = 0x80 + len - 1;
+ b2[4] = addr;
+ b2[3] = buf[0];
+ if (len > 1)
+ b2[2] = buf[1];
+ if (len > 2)
+ b2[1] = buf[2];
+ if (len > 3)
+ b2[0] = buf[3];
+
+ /* trigger write */
+ ret = dev->em28xx_write_regs(dev, 4 - len, &b2[4 - len], 2 + len);
+ if (ret != 2 + len) {
+ dev_warn(&dev->intf->dev,
+ "failed to trigger write to i2c address 0x%x (error=%i)\n",
+ addr, ret);
+ return (ret < 0) ? ret : -EIO;
+ }
+ /* wait for completion */
+ while (time_is_after_jiffies(timeout)) {
+ ret = dev->em28xx_read_reg(dev, 0x05);
+ if (ret == 0x80 + len - 1)
+ return len;
+ if (ret == 0x94 + len - 1) {
+ dprintk(1, "R05 returned 0x%02x: I2C ACK error\n", ret);
+ return -ENXIO;
+ }
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
+ return ret;
+ }
+ usleep_range(5000, 6000);
+ }
+ dprintk(0, "write to i2c device at 0x%x timed out\n", addr);
+ return -ETIMEDOUT;
+}
+
+/*
+ * em2800_i2c_recv_bytes()
+ * read up to 4 bytes from the em2800 i2c device
+ */
+static int em2800_i2c_recv_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
+{
+ unsigned long timeout = jiffies + em28xx_i2c_timeout(dev);
+ u8 buf2[4];
+ int ret;
+ int i;
+
+ if (len < 1 || len > 4)
+ return -EOPNOTSUPP;
+
+ /* trigger read */
+ buf2[1] = 0x84 + len - 1;
+ buf2[0] = addr;
+ ret = dev->em28xx_write_regs(dev, 0x04, buf2, 2);
+ if (ret != 2) {
+ dev_warn(&dev->intf->dev,
+ "failed to trigger read from i2c address 0x%x (error=%i)\n",
+ addr, ret);
+ return (ret < 0) ? ret : -EIO;
+ }
+
+ /* wait for completion */
+ while (time_is_after_jiffies(timeout)) {
+ ret = dev->em28xx_read_reg(dev, 0x05);
+ if (ret == 0x84 + len - 1)
+ break;
+ if (ret == 0x94 + len - 1) {
+ dprintk(1, "R05 returned 0x%02x: I2C ACK error\n",
+ ret);
+ return -ENXIO;
+ }
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
+ return ret;
+ }
+ usleep_range(5000, 6000);
+ }
+ if (ret != 0x84 + len - 1)
+ dprintk(0, "read from i2c device at 0x%x timed out\n", addr);
+
+ /* get the received message */
+ ret = dev->em28xx_read_reg_req_len(dev, 0x00, 4 - len, buf2, len);
+ if (ret != len) {
+ dev_warn(&dev->intf->dev,
+ "reading from i2c device at 0x%x failed: couldn't get the received message from the bridge (error=%i)\n",
+ addr, ret);
+ return (ret < 0) ? ret : -EIO;
+ }
+ for (i = 0; i < len; i++)
+ buf[i] = buf2[len - 1 - i];
+
+ return ret;
+}
+
+/*
+ * em2800_i2c_check_for_device()
+ * check if there is an i2c device at the supplied address
+ */
+static int em2800_i2c_check_for_device(struct em28xx *dev, u8 addr)
+{
+ u8 buf;
+ int ret;
+
+ ret = em2800_i2c_recv_bytes(dev, addr, &buf, 1);
+ if (ret == 1)
+ return 0;
+ return (ret < 0) ? ret : -EIO;
+}
+
+/*
+ * em28xx_i2c_send_bytes()
+ */
+static int em28xx_i2c_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
+ u16 len, int stop)
+{
+ unsigned long timeout = jiffies + em28xx_i2c_timeout(dev);
+ int ret;
+
+ if (len < 1 || len > 64)
+ return -EOPNOTSUPP;
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
+
+ /* Write to i2c device */
+ ret = dev->em28xx_write_regs_req(dev, stop ? 2 : 3, addr, buf, len);
+ if (ret != len) {
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "writing to i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
+ return ret;
+ }
+ dev_warn(&dev->intf->dev,
+ "%i bytes write to i2c device at 0x%x requested, but %i bytes written\n",
+ len, addr, ret);
+ return -EIO;
+ }
+
+ /* wait for completion */
+ while (time_is_after_jiffies(timeout)) {
+ ret = dev->em28xx_read_reg(dev, 0x05);
+ if (ret == 0) /* success */
+ return len;
+ if (ret == 0x10) {
+ dprintk(1, "I2C ACK error on writing to addr 0x%02x\n",
+ addr);
+ return -ENXIO;
+ }
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
+ return ret;
+ }
+ usleep_range(5000, 6000);
+ /*
+ * NOTE: do we really have to wait for success ?
+ * Never seen anything else than 0x00 or 0x10
+ * (even with high payload) ...
+ */
+ }
+
+ if (ret == 0x02 || ret == 0x04) {
+ /* NOTE: these errors seem to be related to clock stretching */
+ dprintk(0,
+ "write to i2c device at 0x%x timed out (status=%i)\n",
+ addr, ret);
+ return -ETIMEDOUT;
+ }
+
+ dev_warn(&dev->intf->dev,
+ "write to i2c device at 0x%x failed with unknown error (status=%i)\n",
+ addr, ret);
+ return -EIO;
+}
+
+/*
+ * em28xx_i2c_recv_bytes()
+ * read a byte from the i2c device
+ */
+static int em28xx_i2c_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf, u16 len)
+{
+ int ret;
+
+ if (len < 1 || len > 64)
+ return -EOPNOTSUPP;
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
+
+ /* Read data from i2c device */
+ ret = dev->em28xx_read_reg_req_len(dev, 2, addr, buf, len);
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "reading from i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
+ return ret;
+ } else if (ret != len) {
+ dev_dbg(&dev->intf->dev,
+ "%i bytes read from i2c device at 0x%x requested, but %i bytes written\n",
+ ret, addr, len);
+ }
+ /*
+ * NOTE: some devices with two i2c buses have the bad habit to return 0
+ * bytes if we are on bus B AND there was no write attempt to the
+ * specified slave address before AND no device is present at the
+ * requested slave address.
+ * Anyway, the next check will fail with -ENXIO in this case, so avoid
+ * spamming the system log on device probing and do nothing here.
+ */
+
+ /* Check success of the i2c operation */
+ ret = dev->em28xx_read_reg(dev, 0x05);
+ if (ret == 0) /* success */
+ return len;
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
+ return ret;
+ }
+ if (ret == 0x10) {
+ dprintk(1, "I2C ACK error on writing to addr 0x%02x\n",
+ addr);
+ return -ENXIO;
+ }
+
+ if (ret == 0x02 || ret == 0x04) {
+ /* NOTE: these errors seem to be related to clock stretching */
+ dprintk(0,
+ "write to i2c device at 0x%x timed out (status=%i)\n",
+ addr, ret);
+ return -ETIMEDOUT;
+ }
+
+ dev_warn(&dev->intf->dev,
+ "read from i2c device at 0x%x failed with unknown error (status=%i)\n",
+ addr, ret);
+ return -EIO;
+}
+
+/*
+ * em28xx_i2c_check_for_device()
+ * check if there is a i2c_device at the supplied address
+ */
+static int em28xx_i2c_check_for_device(struct em28xx *dev, u16 addr)
+{
+ int ret;
+ u8 buf;
+
+ ret = em28xx_i2c_recv_bytes(dev, addr, &buf, 1);
+ if (ret == 1)
+ return 0;
+ return (ret < 0) ? ret : -EIO;
+}
+
+/*
+ * em25xx_bus_B_send_bytes
+ * write bytes to the i2c device
+ */
+static int em25xx_bus_B_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
+ u16 len)
+{
+ int ret;
+
+ if (len < 1 || len > 64)
+ return -EOPNOTSUPP;
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
+
+ /* Set register and write value */
+ ret = dev->em28xx_write_regs_req(dev, 0x06, addr, buf, len);
+ if (ret != len) {
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "writing to i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
+ return ret;
+ }
+
+ dev_warn(&dev->intf->dev,
+ "%i bytes write to i2c device at 0x%x requested, but %i bytes written\n",
+ len, addr, ret);
+ return -EIO;
+ }
+ /* Check success */
+ ret = dev->em28xx_read_reg_req(dev, 0x08, 0x0000);
+ /*
+ * NOTE: the only error we've seen so far is
+ * 0x01 when the slave device is not present
+ */
+ if (!ret)
+ return len;
+
+ if (ret > 0) {
+ dprintk(1, "Bus B R08 returned 0x%02x: I2C ACK error\n", ret);
+ return -ENXIO;
+ }
+
+ return ret;
+ /*
+ * NOTE: With chip types (other chip IDs) which actually don't support
+ * this operation, it seems to succeed ALWAYS ! (even if there is no
+ * slave device or even no second i2c bus provided)
+ */
+}
+
+/*
+ * em25xx_bus_B_recv_bytes
+ * read bytes from the i2c device
+ */
+static int em25xx_bus_B_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf,
+ u16 len)
+{
+ int ret;
+
+ if (len < 1 || len > 64)
+ return -EOPNOTSUPP;
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
+
+ /* Read value */
+ ret = dev->em28xx_read_reg_req_len(dev, 0x06, addr, buf, len);
+ if (ret < 0) {
+ dev_warn(&dev->intf->dev,
+ "reading from i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
+ return ret;
+ }
+ /*
+ * NOTE: some devices with two i2c buses have the bad habit to return 0
+ * bytes if we are on bus B AND there was no write attempt to the
+ * specified slave address before AND no device is present at the
+ * requested slave address.
+ * Anyway, the next check will fail with -ENXIO in this case, so avoid
+ * spamming the system log on device probing and do nothing here.
+ */
+
+ /* Check success */
+ ret = dev->em28xx_read_reg_req(dev, 0x08, 0x0000);
+ /*
+ * NOTE: the only error we've seen so far is
+ * 0x01 when the slave device is not present
+ */
+ if (!ret)
+ return len;
+
+ if (ret > 0) {
+ dprintk(1, "Bus B R08 returned 0x%02x: I2C ACK error\n", ret);
+ return -ENXIO;
+ }
+
+ return ret;
+ /*
+ * NOTE: With chip types (other chip IDs) which actually don't support
+ * this operation, it seems to succeed ALWAYS ! (even if there is no
+ * slave device or even no second i2c bus provided)
+ */
+}
+
+/*
+ * em25xx_bus_B_check_for_device()
+ * check if there is a i2c device at the supplied address
+ */
+static int em25xx_bus_B_check_for_device(struct em28xx *dev, u16 addr)
+{
+ u8 buf;
+ int ret;
+
+ ret = em25xx_bus_B_recv_bytes(dev, addr, &buf, 1);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+ /*
+ * NOTE: With chips which do not support this operation,
+ * it seems to succeed ALWAYS ! (even if no device connected)
+ */
+}
+
+static inline int i2c_check_for_device(struct em28xx_i2c_bus *i2c_bus, u16 addr)
+{
+ struct em28xx *dev = i2c_bus->dev;
+ int rc = -EOPNOTSUPP;
+
+ if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX)
+ rc = em28xx_i2c_check_for_device(dev, addr);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800)
+ rc = em2800_i2c_check_for_device(dev, addr);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B)
+ rc = em25xx_bus_B_check_for_device(dev, addr);
+ return rc;
+}
+
+static inline int i2c_recv_bytes(struct em28xx_i2c_bus *i2c_bus,
+ struct i2c_msg msg)
+{
+ struct em28xx *dev = i2c_bus->dev;
+ u16 addr = msg.addr << 1;
+ int rc = -EOPNOTSUPP;
+
+ if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX)
+ rc = em28xx_i2c_recv_bytes(dev, addr, msg.buf, msg.len);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800)
+ rc = em2800_i2c_recv_bytes(dev, addr, msg.buf, msg.len);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B)
+ rc = em25xx_bus_B_recv_bytes(dev, addr, msg.buf, msg.len);
+ return rc;
+}
+
+static inline int i2c_send_bytes(struct em28xx_i2c_bus *i2c_bus,
+ struct i2c_msg msg, int stop)
+{
+ struct em28xx *dev = i2c_bus->dev;
+ u16 addr = msg.addr << 1;
+ int rc = -EOPNOTSUPP;
+
+ if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX)
+ rc = em28xx_i2c_send_bytes(dev, addr, msg.buf, msg.len, stop);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800)
+ rc = em2800_i2c_send_bytes(dev, addr, msg.buf, msg.len);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B)
+ rc = em25xx_bus_B_send_bytes(dev, addr, msg.buf, msg.len);
+ return rc;
+}
+
+/*
+ * em28xx_i2c_xfer()
+ * the main i2c transfer function
+ */
+static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap,
+ struct i2c_msg msgs[], int num)
+{
+ struct em28xx_i2c_bus *i2c_bus = i2c_adap->algo_data;
+ struct em28xx *dev = i2c_bus->dev;
+ unsigned int bus = i2c_bus->bus;
+ int addr, rc, i;
+ u8 reg;
+
+ /*
+ * prevent i2c xfer attempts after device is disconnected
+ * some fe's try to do i2c writes/reads from their release
+ * interfaces when called in disconnect path
+ */
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (!rt_mutex_trylock(&dev->i2c_bus_lock))
+ return -EAGAIN;
+
+ /* Switch I2C bus if needed */
+ if (bus != dev->cur_i2c_bus &&
+ i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX) {
+ if (bus == 1)
+ reg = EM2874_I2C_SECONDARY_BUS_SELECT;
+ else
+ reg = 0;
+ em28xx_write_reg_bits(dev, EM28XX_R06_I2C_CLK, reg,
+ EM2874_I2C_SECONDARY_BUS_SELECT);
+ dev->cur_i2c_bus = bus;
+ }
+
+ for (i = 0; i < num; i++) {
+ addr = msgs[i].addr << 1;
+ if (!msgs[i].len) {
+ /*
+ * no len: check only for device presence
+ * This code is only called during device probe.
+ */
+ rc = i2c_check_for_device(i2c_bus, addr);
+
+ if (rc == -ENXIO)
+ rc = -ENODEV;
+ } else if (msgs[i].flags & I2C_M_RD) {
+ /* read bytes */
+ rc = i2c_recv_bytes(i2c_bus, msgs[i]);
+ } else {
+ /* write bytes */
+ rc = i2c_send_bytes(i2c_bus, msgs[i], i == num - 1);
+ }
+
+ if (rc < 0)
+ goto error;
+
+ dprintk(2, "%s %s addr=%02x len=%d: %*ph\n",
+ (msgs[i].flags & I2C_M_RD) ? "read" : "write",
+ i == num - 1 ? "stop" : "nonstop",
+ addr, msgs[i].len,
+ msgs[i].len, msgs[i].buf);
+ }
+
+ rt_mutex_unlock(&dev->i2c_bus_lock);
+ return num;
+
+error:
+ dprintk(2, "%s %s addr=%02x len=%d: %sERROR: %i\n",
+ (msgs[i].flags & I2C_M_RD) ? "read" : "write",
+ i == num - 1 ? "stop" : "nonstop",
+ addr, msgs[i].len,
+ (rc == -ENODEV) ? "no device " : "",
+ rc);
+
+ rt_mutex_unlock(&dev->i2c_bus_lock);
+ return rc;
+}
+
+/*
+ * based on linux/sunrpc/svcauth.h and linux/hash.h
+ * The original hash function returns a different value, if arch is x86_64
+ * or i386.
+ */
+static inline unsigned long em28xx_hash_mem(char *buf, int length, int bits)
+{
+ unsigned long hash = 0;
+ unsigned long l = 0;
+ int len = 0;
+ unsigned char c;
+
+ do {
+ if (len == length) {
+ c = (char)len;
+ len = -1;
+ } else {
+ c = *buf++;
+ }
+ l = (l << 8) | c;
+ len++;
+ if ((len & (32 / 8 - 1)) == 0)
+ hash = ((hash ^ l) * 0x9e370001UL);
+ } while (len);
+
+ return (hash >> (32 - bits)) & 0xffffffffUL;
+}
+
+/*
+ * Helper function to read data blocks from i2c clients with 8 or 16 bit
+ * address width, 8 bit register width and auto incrementation been activated
+ */
+static int em28xx_i2c_read_block(struct em28xx *dev, unsigned int bus, u16 addr,
+ bool addr_w16, u16 len, u8 *data)
+{
+ int remain = len, rsize, rsize_max, ret;
+ u8 buf[2];
+
+ /* Sanity check */
+ if (addr + remain > (addr_w16 * 0xff00 + 0xff + 1))
+ return -EINVAL;
+ /* Select address */
+ buf[0] = addr >> 8;
+ buf[1] = addr & 0xff;
+ ret = i2c_master_send(&dev->i2c_client[bus],
+ buf + !addr_w16, 1 + addr_w16);
+ if (ret < 0)
+ return ret;
+ /* Read data */
+ if (dev->board.is_em2800)
+ rsize_max = 4;
+ else
+ rsize_max = 64;
+ while (remain > 0) {
+ if (remain > rsize_max)
+ rsize = rsize_max;
+ else
+ rsize = remain;
+
+ ret = i2c_master_recv(&dev->i2c_client[bus], data, rsize);
+ if (ret < 0)
+ return ret;
+
+ remain -= rsize;
+ data += rsize;
+ }
+
+ return len;
+}
+
+static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned int bus,
+ u8 **eedata, u16 *eedata_len)
+{
+ const u16 len = 256;
+ /*
+ * FIXME common length/size for bytes to read, to display, hash
+ * calculation and returned device dataset. Simplifies the code a lot,
+ * but we might have to deal with multiple sizes in the future !
+ */
+ int err;
+ struct em28xx_eeprom *dev_config;
+ u8 buf, *data;
+
+ *eedata = NULL;
+ *eedata_len = 0;
+
+ /* EEPROM is always on i2c bus 0 on all known devices. */
+
+ dev->i2c_client[bus].addr = 0xa0 >> 1;
+
+ /* Check if board has eeprom */
+ err = i2c_master_recv(&dev->i2c_client[bus], &buf, 0);
+ if (err < 0) {
+ dev_info(&dev->intf->dev, "board has no eeprom\n");
+ return -ENODEV;
+ }
+
+ data = kzalloc(len, GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ /* Read EEPROM content */
+ err = em28xx_i2c_read_block(dev, bus, 0x0000,
+ dev->eeprom_addrwidth_16bit,
+ len, data);
+ if (err != len) {
+ dev_err(&dev->intf->dev,
+ "failed to read eeprom (err=%d)\n", err);
+ goto error;
+ }
+
+ if (i2c_debug) {
+ /* Display eeprom content */
+ print_hex_dump(KERN_DEBUG, "em28xx eeprom ", DUMP_PREFIX_OFFSET,
+ 16, 1, data, len, true);
+
+ if (dev->eeprom_addrwidth_16bit)
+ dev_info(&dev->intf->dev,
+ "eeprom %06x: ... (skipped)\n", 256);
+ }
+
+ if (dev->eeprom_addrwidth_16bit &&
+ data[0] == 0x26 && data[3] == 0x00) {
+ /* new eeprom format; size 4-64kb */
+ u16 mc_start;
+ u16 hwconf_offset;
+
+ dev->hash = em28xx_hash_mem(data, len, 32);
+ mc_start = (data[1] << 8) + 4; /* usually 0x0004 */
+
+ dev_info(&dev->intf->dev,
+ "EEPROM ID = %4ph, EEPROM hash = 0x%08lx\n",
+ data, dev->hash);
+ dev_info(&dev->intf->dev,
+ "EEPROM info:\n");
+ dev_info(&dev->intf->dev,
+ "\tmicrocode start address = 0x%04x, boot configuration = 0x%02x\n",
+ mc_start, data[2]);
+ /*
+ * boot configuration (address 0x0002):
+ * [0] microcode download speed: 1 = 400 kHz; 0 = 100 kHz
+ * [1] always selects 12 kb RAM
+ * [2] USB device speed: 1 = force Full Speed; 0 = auto detect
+ * [4] 1 = force fast mode and no suspend for device testing
+ * [5:7] USB PHY tuning registers; determined by device
+ * characterization
+ */
+
+ /*
+ * Read hardware config dataset offset from address
+ * (microcode start + 46)
+ */
+ err = em28xx_i2c_read_block(dev, bus, mc_start + 46, 1, 2,
+ data);
+ if (err != 2) {
+ dev_err(&dev->intf->dev,
+ "failed to read hardware configuration data from eeprom (err=%d)\n",
+ err);
+ goto error;
+ }
+
+ /* Calculate hardware config dataset start address */
+ hwconf_offset = mc_start + data[0] + (data[1] << 8);
+
+ /* Read hardware config dataset */
+ /*
+ * NOTE: the microcode copy can be multiple pages long, but
+ * we assume the hardware config dataset is the same as in
+ * the old eeprom and not longer than 256 bytes.
+ * tveeprom is currently also limited to 256 bytes.
+ */
+ err = em28xx_i2c_read_block(dev, bus, hwconf_offset, 1, len,
+ data);
+ if (err != len) {
+ dev_err(&dev->intf->dev,
+ "failed to read hardware configuration data from eeprom (err=%d)\n",
+ err);
+ goto error;
+ }
+
+ /* Verify hardware config dataset */
+ /* NOTE: not all devices provide this type of dataset */
+ if (data[0] != 0x1a || data[1] != 0xeb ||
+ data[2] != 0x67 || data[3] != 0x95) {
+ dev_info(&dev->intf->dev,
+ "\tno hardware configuration dataset found in eeprom\n");
+ kfree(data);
+ return 0;
+ }
+
+ /*
+ * TODO: decrypt eeprom data for camera bridges
+ * (em25xx, em276x+)
+ */
+
+ } else if (!dev->eeprom_addrwidth_16bit &&
+ data[0] == 0x1a && data[1] == 0xeb &&
+ data[2] == 0x67 && data[3] == 0x95) {
+ dev->hash = em28xx_hash_mem(data, len, 32);
+ dev_info(&dev->intf->dev,
+ "EEPROM ID = %4ph, EEPROM hash = 0x%08lx\n",
+ data, dev->hash);
+ dev_info(&dev->intf->dev,
+ "EEPROM info:\n");
+ } else {
+ dev_info(&dev->intf->dev,
+ "unknown eeprom format or eeprom corrupted !\n");
+ err = -ENODEV;
+ goto error;
+ }
+
+ *eedata = data;
+ *eedata_len = len;
+ dev_config = (void *)*eedata;
+
+ switch (le16_to_cpu(dev_config->chip_conf) >> 4 & 0x3) {
+ case 0:
+ dev_info(&dev->intf->dev, "\tNo audio on board.\n");
+ break;
+ case 1:
+ dev_info(&dev->intf->dev, "\tAC97 audio (5 sample rates)\n");
+ break;
+ case 2:
+ if (dev->chip_id < CHIP_ID_EM2860)
+ dev_info(&dev->intf->dev,
+ "\tI2S audio, sample rate=32k\n");
+ else
+ dev_info(&dev->intf->dev,
+ "\tI2S audio, 3 sample rates\n");
+ break;
+ case 3:
+ if (dev->chip_id < CHIP_ID_EM2860)
+ dev_info(&dev->intf->dev,
+ "\tI2S audio, 3 sample rates\n");
+ else
+ dev_info(&dev->intf->dev,
+ "\tI2S audio, 5 sample rates\n");
+ break;
+ }
+
+ if (le16_to_cpu(dev_config->chip_conf) & 1 << 3)
+ dev_info(&dev->intf->dev, "\tUSB Remote wakeup capable\n");
+
+ if (le16_to_cpu(dev_config->chip_conf) & 1 << 2)
+ dev_info(&dev->intf->dev, "\tUSB Self power capable\n");
+
+ switch (le16_to_cpu(dev_config->chip_conf) & 0x3) {
+ case 0:
+ dev_info(&dev->intf->dev, "\t500mA max power\n");
+ break;
+ case 1:
+ dev_info(&dev->intf->dev, "\t400mA max power\n");
+ break;
+ case 2:
+ dev_info(&dev->intf->dev, "\t300mA max power\n");
+ break;
+ case 3:
+ dev_info(&dev->intf->dev, "\t200mA max power\n");
+ break;
+ }
+ dev_info(&dev->intf->dev,
+ "\tTable at offset 0x%02x, strings=0x%04x, 0x%04x, 0x%04x\n",
+ dev_config->string_idx_table,
+ le16_to_cpu(dev_config->string1),
+ le16_to_cpu(dev_config->string2),
+ le16_to_cpu(dev_config->string3));
+
+ return 0;
+
+error:
+ kfree(data);
+ return err;
+}
+
+/* ----------------------------------------------------------- */
+
+/*
+ * functionality()
+ */
+static u32 functionality(struct i2c_adapter *i2c_adap)
+{
+ struct em28xx_i2c_bus *i2c_bus = i2c_adap->algo_data;
+
+ if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX ||
+ i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B) {
+ return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
+ } else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800) {
+ return (I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL) &
+ ~I2C_FUNC_SMBUS_WRITE_BLOCK_DATA;
+ }
+
+ WARN(1, "Unknown i2c bus algorithm.\n");
+ return 0;
+}
+
+static const struct i2c_algorithm em28xx_algo = {
+ .master_xfer = em28xx_i2c_xfer,
+ .functionality = functionality,
+};
+
+static const struct i2c_adapter em28xx_adap_template = {
+ .owner = THIS_MODULE,
+ .name = "em28xx",
+ .algo = &em28xx_algo,
+};
+
+static const struct i2c_client em28xx_client_template = {
+ .name = "em28xx internal",
+};
+
+/* ----------------------------------------------------------- */
+
+/*
+ * i2c_devs
+ * incomplete list of known devices
+ */
+static char *i2c_devs[128] = {
+ [0x1c >> 1] = "lgdt330x",
+ [0x3e >> 1] = "remote IR sensor",
+ [0x4a >> 1] = "saa7113h",
+ [0x52 >> 1] = "drxk",
+ [0x60 >> 1] = "remote IR sensor",
+ [0x8e >> 1] = "remote IR sensor",
+ [0x86 >> 1] = "tda9887",
+ [0x80 >> 1] = "msp34xx",
+ [0x88 >> 1] = "msp34xx",
+ [0xa0 >> 1] = "eeprom",
+ [0xb0 >> 1] = "tda9874",
+ [0xb8 >> 1] = "tvp5150a",
+ [0xba >> 1] = "webcam sensor or tvp5150a",
+ [0xc0 >> 1] = "tuner (analog)",
+ [0xc2 >> 1] = "tuner (analog)",
+ [0xc4 >> 1] = "tuner (analog)",
+ [0xc6 >> 1] = "tuner (analog)",
+};
+
+/*
+ * do_i2c_scan()
+ * check i2c address range for devices
+ */
+void em28xx_do_i2c_scan(struct em28xx *dev, unsigned int bus)
+{
+ u8 i2c_devicelist[128];
+ unsigned char buf;
+ int i, rc;
+
+ memset(i2c_devicelist, 0, sizeof(i2c_devicelist));
+
+ for (i = 0; i < ARRAY_SIZE(i2c_devs); i++) {
+ dev->i2c_client[bus].addr = i;
+ rc = i2c_master_recv(&dev->i2c_client[bus], &buf, 0);
+ if (rc < 0)
+ continue;
+ i2c_devicelist[i] = i;
+ dev_info(&dev->intf->dev,
+ "found i2c device @ 0x%x on bus %d [%s]\n",
+ i << 1, bus, i2c_devs[i] ? i2c_devs[i] : "???");
+ }
+
+ if (bus == dev->def_i2c_bus)
+ dev->i2c_hash = em28xx_hash_mem(i2c_devicelist,
+ sizeof(i2c_devicelist), 32);
+}
+
+/*
+ * em28xx_i2c_register()
+ * register i2c bus
+ */
+int em28xx_i2c_register(struct em28xx *dev, unsigned int bus,
+ enum em28xx_i2c_algo_type algo_type)
+{
+ int retval;
+
+ if (WARN_ON(!dev->em28xx_write_regs || !dev->em28xx_read_reg ||
+ !dev->em28xx_write_regs_req || !dev->em28xx_read_reg_req))
+ return -ENODEV;
+
+ if (bus >= NUM_I2C_BUSES)
+ return -ENODEV;
+
+ dev->i2c_adap[bus] = em28xx_adap_template;
+ dev->i2c_adap[bus].dev.parent = &dev->intf->dev;
+ strscpy(dev->i2c_adap[bus].name, dev_name(&dev->intf->dev),
+ sizeof(dev->i2c_adap[bus].name));
+
+ dev->i2c_bus[bus].bus = bus;
+ dev->i2c_bus[bus].algo_type = algo_type;
+ dev->i2c_bus[bus].dev = dev;
+ dev->i2c_adap[bus].algo_data = &dev->i2c_bus[bus];
+
+ retval = i2c_add_adapter(&dev->i2c_adap[bus]);
+ if (retval < 0) {
+ dev_err(&dev->intf->dev,
+ "%s: i2c_add_adapter failed! retval [%d]\n",
+ __func__, retval);
+ return retval;
+ }
+
+ dev->i2c_client[bus] = em28xx_client_template;
+ dev->i2c_client[bus].adapter = &dev->i2c_adap[bus];
+
+ /* Up to now, all eeproms are at bus 0 */
+ if (!bus) {
+ retval = em28xx_i2c_eeprom(dev, bus,
+ &dev->eedata, &dev->eedata_len);
+ if (retval < 0 && retval != -ENODEV) {
+ dev_err(&dev->intf->dev,
+ "%s: em28xx_i2_eeprom failed! retval [%d]\n",
+ __func__, retval);
+ }
+ }
+
+ if (i2c_scan)
+ em28xx_do_i2c_scan(dev, bus);
+
+ return 0;
+}
+
+/*
+ * em28xx_i2c_unregister()
+ * unregister i2c_bus
+ */
+int em28xx_i2c_unregister(struct em28xx *dev, unsigned int bus)
+{
+ if (bus >= NUM_I2C_BUSES)
+ return -ENODEV;
+
+ i2c_del_adapter(&dev->i2c_adap[bus]);
+ return 0;
+}
diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c
new file mode 100644
index 0000000000..5f3b00869b
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-input.c
@@ -0,0 +1,933 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// handle em28xx IR remotes via linux kernel input layer.
+//
+// Copyright (C) 2005 Ludovico Cavedon <cavedon@sssup.it>
+// Markus Rechberger <mrechberger@gmail.com>
+// Mauro Carvalho Chehab <mchehab@kernel.org>
+// Sascha Sommer <saschasommer@freenet.de>
+
+#include "em28xx.h"
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/usb.h>
+#include <linux/usb/input.h>
+#include <linux/slab.h>
+#include <linux/bitrev.h>
+
+#define EM28XX_SNAPSHOT_KEY KEY_CAMERA
+#define EM28XX_BUTTONS_DEBOUNCED_QUERY_INTERVAL 500 /* [ms] */
+#define EM28XX_BUTTONS_VOLATILE_QUERY_INTERVAL 100 /* [ms] */
+
+static unsigned int ir_debug;
+module_param(ir_debug, int, 0644);
+MODULE_PARM_DESC(ir_debug, "enable debug messages [IR]");
+
+#define MODULE_NAME "em28xx"
+
+#define dprintk(fmt, arg...) do { \
+ if (ir_debug) \
+ dev_printk(KERN_DEBUG, &ir->dev->intf->dev, \
+ "input: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+/*
+ * Polling structure used by em28xx IR's
+ */
+
+struct em28xx_ir_poll_result {
+ unsigned int toggle_bit:1;
+ unsigned int read_count:7;
+
+ enum rc_proto protocol;
+ u32 scancode;
+};
+
+struct em28xx_IR {
+ struct em28xx *dev;
+ struct rc_dev *rc;
+ char phys[32];
+
+ /* poll decoder */
+ int polling;
+ struct delayed_work work;
+ unsigned int full_code:1;
+ unsigned int last_readcount;
+ u64 rc_proto;
+
+ struct i2c_client *i2c_client;
+
+ int (*get_key_i2c)(struct i2c_client *ir, enum rc_proto *protocol,
+ u32 *scancode);
+ int (*get_key)(struct em28xx_IR *ir, struct em28xx_ir_poll_result *r);
+};
+
+/*
+ * I2C IR based get keycodes - should be used with ir-kbd-i2c
+ */
+
+static int em28xx_get_key_terratec(struct i2c_client *i2c_dev,
+ enum rc_proto *protocol, u32 *scancode)
+{
+ int rc;
+ unsigned char b;
+
+ /* poll IR chip */
+ rc = i2c_master_recv(i2c_dev, &b, 1);
+ if (rc != 1) {
+ if (rc < 0)
+ return rc;
+ return -EIO;
+ }
+
+ /*
+ * it seems that 0xFE indicates that a button is still hold
+ * down, while 0xff indicates that no button is hold down.
+ */
+
+ if (b == 0xff)
+ return 0;
+
+ if (b == 0xfe)
+ /* keep old data */
+ return 1;
+
+ *protocol = RC_PROTO_UNKNOWN;
+ *scancode = b;
+ return 1;
+}
+
+static int em28xx_get_key_em_haup(struct i2c_client *i2c_dev,
+ enum rc_proto *protocol, u32 *scancode)
+{
+ unsigned char buf[2];
+ int size;
+
+ /* poll IR chip */
+ size = i2c_master_recv(i2c_dev, buf, sizeof(buf));
+
+ if (size != 2)
+ return -EIO;
+
+ /* Does eliminate repeated parity code */
+ if (buf[1] == 0xff)
+ return 0;
+
+ /*
+ * Rearranges bits to the right order.
+ * The bit order were determined experimentally by using
+ * The original Hauppauge Grey IR and another RC5 that uses addr=0x08
+ * The RC5 code has 14 bits, but we've experimentally determined
+ * the meaning for only 11 bits.
+ * So, the code translation is not complete. Yet, it is enough to
+ * work with the provided RC5 IR.
+ */
+ *protocol = RC_PROTO_RC5;
+ *scancode = (bitrev8(buf[1]) & 0x1f) << 8 | bitrev8(buf[0]) >> 2;
+ return 1;
+}
+
+static int em28xx_get_key_pinnacle_usb_grey(struct i2c_client *i2c_dev,
+ enum rc_proto *protocol,
+ u32 *scancode)
+{
+ unsigned char buf[3];
+
+ /* poll IR chip */
+
+ if (i2c_master_recv(i2c_dev, buf, 3) != 3)
+ return -EIO;
+
+ if (buf[0] != 0x00)
+ return 0;
+
+ *protocol = RC_PROTO_UNKNOWN;
+ *scancode = buf[2] & 0x3f;
+ return 1;
+}
+
+static int em28xx_get_key_winfast_usbii_deluxe(struct i2c_client *i2c_dev,
+ enum rc_proto *protocol,
+ u32 *scancode)
+{
+ unsigned char subaddr, keydetect, key;
+
+ struct i2c_msg msg[] = {
+ {
+ .addr = i2c_dev->addr,
+ .flags = 0,
+ .buf = &subaddr, .len = 1
+ }, {
+ .addr = i2c_dev->addr,
+ .flags = I2C_M_RD,
+ .buf = &keydetect,
+ .len = 1
+ }
+ };
+
+ subaddr = 0x10;
+ if (i2c_transfer(i2c_dev->adapter, msg, 2) != 2)
+ return -EIO;
+ if (keydetect == 0x00)
+ return 0;
+
+ subaddr = 0x00;
+ msg[1].buf = &key;
+ if (i2c_transfer(i2c_dev->adapter, msg, 2) != 2)
+ return -EIO;
+ if (key == 0x00)
+ return 0;
+
+ *protocol = RC_PROTO_UNKNOWN;
+ *scancode = key;
+ return 1;
+}
+
+/*
+ * Poll based get keycode functions
+ */
+
+/* This is for the em2860/em2880 */
+static int default_polling_getkey(struct em28xx_IR *ir,
+ struct em28xx_ir_poll_result *poll_result)
+{
+ struct em28xx *dev = ir->dev;
+ int rc;
+ u8 msg[3] = { 0, 0, 0 };
+
+ /*
+ * Read key toggle, brand, and key code
+ * on registers 0x45, 0x46 and 0x47
+ */
+ rc = dev->em28xx_read_reg_req_len(dev, 0, EM28XX_R45_IR,
+ msg, sizeof(msg));
+ if (rc < 0)
+ return rc;
+
+ /* Infrared toggle (Reg 0x45[7]) */
+ poll_result->toggle_bit = (msg[0] >> 7);
+
+ /* Infrared read count (Reg 0x45[6:0] */
+ poll_result->read_count = (msg[0] & 0x7f);
+
+ /* Remote Control Address/Data (Regs 0x46/0x47) */
+ switch (ir->rc_proto) {
+ case RC_PROTO_BIT_RC5:
+ poll_result->protocol = RC_PROTO_RC5;
+ poll_result->scancode = RC_SCANCODE_RC5(msg[1], msg[2]);
+ break;
+
+ case RC_PROTO_BIT_NEC:
+ poll_result->protocol = RC_PROTO_NEC;
+ poll_result->scancode = RC_SCANCODE_NEC(msg[1], msg[2]);
+ break;
+
+ default:
+ poll_result->protocol = RC_PROTO_UNKNOWN;
+ poll_result->scancode = msg[1] << 8 | msg[2];
+ break;
+ }
+
+ return 0;
+}
+
+static int em2874_polling_getkey(struct em28xx_IR *ir,
+ struct em28xx_ir_poll_result *poll_result)
+{
+ struct em28xx *dev = ir->dev;
+ int rc;
+ u8 msg[5] = { 0, 0, 0, 0, 0 };
+
+ /*
+ * Read key toggle, brand, and key code
+ * on registers 0x51-55
+ */
+ rc = dev->em28xx_read_reg_req_len(dev, 0, EM2874_R51_IR,
+ msg, sizeof(msg));
+ if (rc < 0)
+ return rc;
+
+ /* Infrared toggle (Reg 0x51[7]) */
+ poll_result->toggle_bit = (msg[0] >> 7);
+
+ /* Infrared read count (Reg 0x51[6:0] */
+ poll_result->read_count = (msg[0] & 0x7f);
+
+ /*
+ * Remote Control Address (Reg 0x52)
+ * Remote Control Data (Reg 0x53-0x55)
+ */
+ switch (ir->rc_proto) {
+ case RC_PROTO_BIT_RC5:
+ poll_result->protocol = RC_PROTO_RC5;
+ poll_result->scancode = RC_SCANCODE_RC5(msg[1], msg[2]);
+ break;
+
+ case RC_PROTO_BIT_NEC:
+ poll_result->scancode = ir_nec_bytes_to_scancode(msg[1], msg[2], msg[3], msg[4],
+ &poll_result->protocol);
+ break;
+
+ case RC_PROTO_BIT_RC6_0:
+ poll_result->protocol = RC_PROTO_RC6_0;
+ poll_result->scancode = RC_SCANCODE_RC6_0(msg[1], msg[2]);
+ break;
+
+ default:
+ poll_result->protocol = RC_PROTO_UNKNOWN;
+ poll_result->scancode = (msg[1] << 24) | (msg[2] << 16) |
+ (msg[3] << 8) | msg[4];
+ break;
+ }
+
+ return 0;
+}
+
+/*
+ * Polling code for em28xx
+ */
+
+static int em28xx_i2c_ir_handle_key(struct em28xx_IR *ir)
+{
+ static u32 scancode;
+ enum rc_proto protocol;
+ int rc;
+
+ rc = ir->get_key_i2c(ir->i2c_client, &protocol, &scancode);
+ if (rc < 0) {
+ dprintk("ir->get_key_i2c() failed: %d\n", rc);
+ return rc;
+ }
+
+ if (rc) {
+ dprintk("%s: proto = 0x%04x, scancode = 0x%04x\n",
+ __func__, protocol, scancode);
+ rc_keydown(ir->rc, protocol, scancode, 0);
+ }
+ return 0;
+}
+
+static void em28xx_ir_handle_key(struct em28xx_IR *ir)
+{
+ int result;
+ struct em28xx_ir_poll_result poll_result;
+
+ /* read the registers containing the IR status */
+ result = ir->get_key(ir, &poll_result);
+ if (unlikely(result < 0)) {
+ dprintk("ir->get_key() failed: %d\n", result);
+ return;
+ }
+
+ if (unlikely(poll_result.read_count != ir->last_readcount)) {
+ dprintk("%s: toggle: %d, count: %d, key 0x%04x\n", __func__,
+ poll_result.toggle_bit, poll_result.read_count,
+ poll_result.scancode);
+ if (ir->full_code)
+ rc_keydown(ir->rc,
+ poll_result.protocol,
+ poll_result.scancode,
+ poll_result.toggle_bit);
+ else
+ rc_keydown(ir->rc,
+ RC_PROTO_UNKNOWN,
+ poll_result.scancode & 0xff,
+ poll_result.toggle_bit);
+
+ if (ir->dev->chip_id == CHIP_ID_EM2874 ||
+ ir->dev->chip_id == CHIP_ID_EM2884)
+ /*
+ * The em2874 clears the readcount field every time the
+ * register is read. The em2860/2880 datasheet says
+ * that it is supposed to clear the readcount, but it
+ * doesn't. So with the em2874, we are looking for a
+ * non-zero read count as opposed to a readcount
+ * that is incrementing
+ */
+ ir->last_readcount = 0;
+ else
+ ir->last_readcount = poll_result.read_count;
+ }
+}
+
+static void em28xx_ir_work(struct work_struct *work)
+{
+ struct em28xx_IR *ir = container_of(work, struct em28xx_IR, work.work);
+
+ if (ir->i2c_client) /* external i2c device */
+ em28xx_i2c_ir_handle_key(ir);
+ else /* internal device */
+ em28xx_ir_handle_key(ir);
+ schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));
+}
+
+static int em28xx_ir_start(struct rc_dev *rc)
+{
+ struct em28xx_IR *ir = rc->priv;
+
+ INIT_DELAYED_WORK(&ir->work, em28xx_ir_work);
+ schedule_delayed_work(&ir->work, 0);
+
+ return 0;
+}
+
+static void em28xx_ir_stop(struct rc_dev *rc)
+{
+ struct em28xx_IR *ir = rc->priv;
+
+ cancel_delayed_work_sync(&ir->work);
+}
+
+static int em2860_ir_change_protocol(struct rc_dev *rc_dev, u64 *rc_proto)
+{
+ struct em28xx_IR *ir = rc_dev->priv;
+ struct em28xx *dev = ir->dev;
+
+ /* Adjust xclk based on IR table for RC5/NEC tables */
+ if (*rc_proto & RC_PROTO_BIT_RC5) {
+ dev->board.xclk |= EM28XX_XCLK_IR_RC5_MODE;
+ ir->full_code = 1;
+ *rc_proto = RC_PROTO_BIT_RC5;
+ } else if (*rc_proto & RC_PROTO_BIT_NEC) {
+ dev->board.xclk &= ~EM28XX_XCLK_IR_RC5_MODE;
+ ir->full_code = 1;
+ *rc_proto = RC_PROTO_BIT_NEC;
+ } else if (*rc_proto & RC_PROTO_BIT_UNKNOWN) {
+ *rc_proto = RC_PROTO_BIT_UNKNOWN;
+ } else {
+ *rc_proto = ir->rc_proto;
+ return -EINVAL;
+ }
+ em28xx_write_reg_bits(dev, EM28XX_R0F_XCLK, dev->board.xclk,
+ EM28XX_XCLK_IR_RC5_MODE);
+
+ ir->rc_proto = *rc_proto;
+
+ return 0;
+}
+
+static int em2874_ir_change_protocol(struct rc_dev *rc_dev, u64 *rc_proto)
+{
+ struct em28xx_IR *ir = rc_dev->priv;
+ struct em28xx *dev = ir->dev;
+ u8 ir_config = EM2874_IR_RC5;
+
+ /* Adjust xclk and set type based on IR table for RC5/NEC/RC6 tables */
+ if (*rc_proto & RC_PROTO_BIT_RC5) {
+ dev->board.xclk |= EM28XX_XCLK_IR_RC5_MODE;
+ ir->full_code = 1;
+ *rc_proto = RC_PROTO_BIT_RC5;
+ } else if (*rc_proto & RC_PROTO_BIT_NEC) {
+ dev->board.xclk &= ~EM28XX_XCLK_IR_RC5_MODE;
+ ir_config = EM2874_IR_NEC | EM2874_IR_NEC_NO_PARITY;
+ ir->full_code = 1;
+ *rc_proto = RC_PROTO_BIT_NEC;
+ } else if (*rc_proto & RC_PROTO_BIT_RC6_0) {
+ dev->board.xclk |= EM28XX_XCLK_IR_RC5_MODE;
+ ir_config = EM2874_IR_RC6_MODE_0;
+ ir->full_code = 1;
+ *rc_proto = RC_PROTO_BIT_RC6_0;
+ } else if (*rc_proto & RC_PROTO_BIT_UNKNOWN) {
+ *rc_proto = RC_PROTO_BIT_UNKNOWN;
+ } else {
+ *rc_proto = ir->rc_proto;
+ return -EINVAL;
+ }
+ em28xx_write_regs(dev, EM2874_R50_IR_CONFIG, &ir_config, 1);
+ em28xx_write_reg_bits(dev, EM28XX_R0F_XCLK, dev->board.xclk,
+ EM28XX_XCLK_IR_RC5_MODE);
+
+ ir->rc_proto = *rc_proto;
+
+ return 0;
+}
+
+static int em28xx_ir_change_protocol(struct rc_dev *rc_dev, u64 *rc_proto)
+{
+ struct em28xx_IR *ir = rc_dev->priv;
+ struct em28xx *dev = ir->dev;
+
+ /* Setup the proper handler based on the chip */
+ switch (dev->chip_id) {
+ case CHIP_ID_EM2860:
+ case CHIP_ID_EM2883:
+ return em2860_ir_change_protocol(rc_dev, rc_proto);
+ case CHIP_ID_EM2884:
+ case CHIP_ID_EM2874:
+ case CHIP_ID_EM28174:
+ case CHIP_ID_EM28178:
+ return em2874_ir_change_protocol(rc_dev, rc_proto);
+ default:
+ dev_err(&ir->dev->intf->dev,
+ "Unrecognized em28xx chip id 0x%02x: IR not supported\n",
+ dev->chip_id);
+ return -EINVAL;
+ }
+}
+
+static int em28xx_probe_i2c_ir(struct em28xx *dev)
+{
+ int i = 0;
+ /*
+ * Leadtek winfast tv USBII deluxe can find a non working IR-device
+ * at address 0x18, so if that address is needed for another board in
+ * the future, please put it after 0x1f.
+ */
+ static const unsigned short addr_list[] = {
+ 0x1f, 0x30, 0x47, I2C_CLIENT_END
+ };
+
+ while (addr_list[i] != I2C_CLIENT_END) {
+ if (i2c_probe_func_quick_read(&dev->i2c_adap[dev->def_i2c_bus],
+ addr_list[i]) == 1)
+ return addr_list[i];
+ i++;
+ }
+
+ return -ENODEV;
+}
+
+/*
+ * Handle buttons
+ */
+
+static void em28xx_query_buttons(struct work_struct *work)
+{
+ struct em28xx *dev =
+ container_of(work, struct em28xx, buttons_query_work.work);
+ u8 i, j;
+ int regval;
+ bool is_pressed, was_pressed;
+ const struct em28xx_led *led;
+
+ /* Poll and evaluate all addresses */
+ for (i = 0; i < dev->num_button_polling_addresses; i++) {
+ /* Read value from register */
+ regval = em28xx_read_reg(dev, dev->button_polling_addresses[i]);
+ if (regval < 0)
+ continue;
+ /* Check states of the buttons and act */
+ j = 0;
+ while (dev->board.buttons[j].role >= 0 &&
+ dev->board.buttons[j].role < EM28XX_NUM_BUTTON_ROLES) {
+ const struct em28xx_button *button;
+
+ button = &dev->board.buttons[j];
+
+ /* Check if button uses the current address */
+ if (button->reg_r != dev->button_polling_addresses[i]) {
+ j++;
+ continue;
+ }
+ /* Determine if button is and was pressed last time */
+ is_pressed = regval & button->mask;
+ was_pressed = dev->button_polling_last_values[i]
+ & button->mask;
+ if (button->inverted) {
+ is_pressed = !is_pressed;
+ was_pressed = !was_pressed;
+ }
+ /* Clear button state (if needed) */
+ if (is_pressed && button->reg_clearing)
+ em28xx_write_reg(dev, button->reg_clearing,
+ (~regval & button->mask)
+ | (regval & ~button->mask));
+ /* Handle button state */
+ if (!is_pressed || was_pressed) {
+ j++;
+ continue;
+ }
+ switch (button->role) {
+ case EM28XX_BUTTON_SNAPSHOT:
+ /* Emulate the keypress */
+ input_report_key(dev->sbutton_input_dev,
+ EM28XX_SNAPSHOT_KEY, 1);
+ /* Unpress the key */
+ input_report_key(dev->sbutton_input_dev,
+ EM28XX_SNAPSHOT_KEY, 0);
+ break;
+ case EM28XX_BUTTON_ILLUMINATION:
+ led = em28xx_find_led(dev,
+ EM28XX_LED_ILLUMINATION);
+ /* Switch illumination LED on/off */
+ if (led)
+ em28xx_toggle_reg_bits(dev,
+ led->gpio_reg,
+ led->gpio_mask);
+ break;
+ default:
+ WARN_ONCE(1, "BUG: unhandled button role.");
+ }
+ /* Next button */
+ j++;
+ }
+ /* Save current value for comparison during the next polling */
+ dev->button_polling_last_values[i] = regval;
+ }
+ /* Schedule next poll */
+ schedule_delayed_work(&dev->buttons_query_work,
+ msecs_to_jiffies(dev->button_polling_interval));
+}
+
+static int em28xx_register_snapshot_button(struct em28xx *dev)
+{
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ struct input_dev *input_dev;
+ int err;
+
+ dev_info(&dev->intf->dev, "Registering snapshot button...\n");
+ input_dev = input_allocate_device();
+ if (!input_dev)
+ return -ENOMEM;
+
+ usb_make_path(udev, dev->snapshot_button_path,
+ sizeof(dev->snapshot_button_path));
+ strlcat(dev->snapshot_button_path, "/sbutton",
+ sizeof(dev->snapshot_button_path));
+
+ input_dev->name = "em28xx snapshot button";
+ input_dev->phys = dev->snapshot_button_path;
+ input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
+ set_bit(EM28XX_SNAPSHOT_KEY, input_dev->keybit);
+ input_dev->keycodesize = 0;
+ input_dev->keycodemax = 0;
+ usb_to_input_id(udev, &input_dev->id);
+ input_dev->dev.parent = &dev->intf->dev;
+
+ err = input_register_device(input_dev);
+ if (err) {
+ dev_err(&dev->intf->dev, "input_register_device failed\n");
+ input_free_device(input_dev);
+ return err;
+ }
+
+ dev->sbutton_input_dev = input_dev;
+ return 0;
+}
+
+static void em28xx_init_buttons(struct em28xx *dev)
+{
+ u8 i = 0, j = 0;
+ bool addr_new = false;
+
+ dev->button_polling_interval = EM28XX_BUTTONS_DEBOUNCED_QUERY_INTERVAL;
+ while (dev->board.buttons[i].role >= 0 &&
+ dev->board.buttons[i].role < EM28XX_NUM_BUTTON_ROLES) {
+ const struct em28xx_button *button = &dev->board.buttons[i];
+
+ /* Check if polling address is already on the list */
+ addr_new = true;
+ for (j = 0; j < dev->num_button_polling_addresses; j++) {
+ if (button->reg_r == dev->button_polling_addresses[j]) {
+ addr_new = false;
+ break;
+ }
+ }
+ /* Check if max. number of polling addresses is exceeded */
+ if (addr_new && dev->num_button_polling_addresses
+ >= EM28XX_NUM_BUTTON_ADDRESSES_MAX) {
+ WARN_ONCE(1, "BUG: maximum number of button polling addresses exceeded.");
+ goto next_button;
+ }
+ /* Button role specific checks and actions */
+ if (button->role == EM28XX_BUTTON_SNAPSHOT) {
+ /* Register input device */
+ if (em28xx_register_snapshot_button(dev) < 0)
+ goto next_button;
+ } else if (button->role == EM28XX_BUTTON_ILLUMINATION) {
+ /* Check sanity */
+ if (!em28xx_find_led(dev, EM28XX_LED_ILLUMINATION)) {
+ dev_err(&dev->intf->dev,
+ "BUG: illumination button defined, but no illumination LED.\n");
+ goto next_button;
+ }
+ }
+ /* Add read address to list of polling addresses */
+ if (addr_new) {
+ unsigned int index = dev->num_button_polling_addresses;
+
+ dev->button_polling_addresses[index] = button->reg_r;
+ dev->num_button_polling_addresses++;
+ }
+ /* Reduce polling interval if necessary */
+ if (!button->reg_clearing)
+ dev->button_polling_interval =
+ EM28XX_BUTTONS_VOLATILE_QUERY_INTERVAL;
+next_button:
+ /* Next button */
+ i++;
+ }
+
+ /* Start polling */
+ if (dev->num_button_polling_addresses) {
+ memset(dev->button_polling_last_values, 0,
+ EM28XX_NUM_BUTTON_ADDRESSES_MAX);
+ schedule_delayed_work(&dev->buttons_query_work,
+ msecs_to_jiffies(dev->button_polling_interval));
+ }
+}
+
+static void em28xx_shutdown_buttons(struct em28xx *dev)
+{
+ /* Cancel polling */
+ cancel_delayed_work_sync(&dev->buttons_query_work);
+ /* Clear polling addresses list */
+ dev->num_button_polling_addresses = 0;
+ /* Deregister input devices */
+ if (dev->sbutton_input_dev) {
+ dev_info(&dev->intf->dev, "Deregistering snapshot button\n");
+ input_unregister_device(dev->sbutton_input_dev);
+ dev->sbutton_input_dev = NULL;
+ }
+}
+
+static int em28xx_ir_init(struct em28xx *dev)
+{
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ struct em28xx_IR *ir;
+ struct rc_dev *rc;
+ int err = -ENOMEM;
+ u64 rc_proto;
+ u16 i2c_rc_dev_addr = 0;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ kref_get(&dev->ref);
+ INIT_DELAYED_WORK(&dev->buttons_query_work, em28xx_query_buttons);
+
+ if (dev->board.buttons)
+ em28xx_init_buttons(dev);
+
+ if (dev->board.has_ir_i2c) {
+ i2c_rc_dev_addr = em28xx_probe_i2c_ir(dev);
+ if (!i2c_rc_dev_addr) {
+ dev->board.has_ir_i2c = 0;
+ dev_warn(&dev->intf->dev,
+ "No i2c IR remote control device found.\n");
+ err = -ENODEV;
+ goto ref_put;
+ }
+ }
+
+ if (!dev->board.ir_codes && !dev->board.has_ir_i2c) {
+ /* No remote control support */
+ dev_warn(&dev->intf->dev,
+ "Remote control support is not available for this card.\n");
+ return 0;
+ }
+
+ dev_info(&dev->intf->dev, "Registering input extension\n");
+
+ ir = kzalloc(sizeof(*ir), GFP_KERNEL);
+ if (!ir)
+ goto ref_put;
+ rc = rc_allocate_device(RC_DRIVER_SCANCODE);
+ if (!rc)
+ goto error;
+
+ /* record handles to ourself */
+ ir->dev = dev;
+ dev->ir = ir;
+ ir->rc = rc;
+
+ rc->priv = ir;
+ rc->open = em28xx_ir_start;
+ rc->close = em28xx_ir_stop;
+
+ if (dev->board.has_ir_i2c) { /* external i2c device */
+ switch (dev->model) {
+ case EM2800_BOARD_TERRATEC_CINERGY_200:
+ case EM2820_BOARD_TERRATEC_CINERGY_250:
+ rc->map_name = RC_MAP_EM_TERRATEC;
+ ir->get_key_i2c = em28xx_get_key_terratec;
+ break;
+ case EM2820_BOARD_PINNACLE_USB_2:
+ rc->map_name = RC_MAP_PINNACLE_GREY;
+ ir->get_key_i2c = em28xx_get_key_pinnacle_usb_grey;
+ break;
+ case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2:
+ rc->map_name = RC_MAP_HAUPPAUGE;
+ ir->get_key_i2c = em28xx_get_key_em_haup;
+ rc->allowed_protocols = RC_PROTO_BIT_RC5;
+ break;
+ case EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE:
+ rc->map_name = RC_MAP_WINFAST_USBII_DELUXE;
+ ir->get_key_i2c = em28xx_get_key_winfast_usbii_deluxe;
+ break;
+ default:
+ err = -ENODEV;
+ goto error;
+ }
+
+ ir->i2c_client = kzalloc(sizeof(*ir->i2c_client), GFP_KERNEL);
+ if (!ir->i2c_client)
+ goto error;
+ ir->i2c_client->adapter = &ir->dev->i2c_adap[dev->def_i2c_bus];
+ ir->i2c_client->addr = i2c_rc_dev_addr;
+ ir->i2c_client->flags = 0;
+ /* NOTE: all other fields of i2c_client are unused */
+ } else { /* internal device */
+ switch (dev->chip_id) {
+ case CHIP_ID_EM2860:
+ case CHIP_ID_EM2883:
+ rc->allowed_protocols = RC_PROTO_BIT_RC5 |
+ RC_PROTO_BIT_NEC;
+ ir->get_key = default_polling_getkey;
+ break;
+ case CHIP_ID_EM2884:
+ case CHIP_ID_EM2874:
+ case CHIP_ID_EM28174:
+ case CHIP_ID_EM28178:
+ ir->get_key = em2874_polling_getkey;
+ rc->allowed_protocols = RC_PROTO_BIT_RC5 |
+ RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX |
+ RC_PROTO_BIT_NEC32 | RC_PROTO_BIT_RC6_0;
+ break;
+ default:
+ err = -ENODEV;
+ goto error;
+ }
+
+ rc->change_protocol = em28xx_ir_change_protocol;
+ rc->map_name = dev->board.ir_codes;
+
+ /* By default, keep protocol field untouched */
+ rc_proto = RC_PROTO_BIT_UNKNOWN;
+ err = em28xx_ir_change_protocol(rc, &rc_proto);
+ if (err)
+ goto error;
+ }
+
+ /* This is how often we ask the chip for IR information */
+ ir->polling = 100; /* ms */
+
+ usb_make_path(udev, ir->phys, sizeof(ir->phys));
+ strlcat(ir->phys, "/input0", sizeof(ir->phys));
+
+ rc->device_name = em28xx_boards[dev->model].name;
+ rc->input_phys = ir->phys;
+ usb_to_input_id(udev, &rc->input_id);
+ rc->dev.parent = &dev->intf->dev;
+ rc->driver_name = MODULE_NAME;
+
+ /* all done */
+ err = rc_register_device(rc);
+ if (err)
+ goto error;
+
+ dev_info(&dev->intf->dev, "Input extension successfully initialized\n");
+
+ return 0;
+
+error:
+ kfree(ir->i2c_client);
+ dev->ir = NULL;
+ rc_free_device(rc);
+ kfree(ir);
+ref_put:
+ em28xx_shutdown_buttons(dev);
+ return err;
+}
+
+static int em28xx_ir_fini(struct em28xx *dev)
+{
+ struct em28xx_IR *ir = dev->ir;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ dev_info(&dev->intf->dev, "Closing input extension\n");
+
+ em28xx_shutdown_buttons(dev);
+
+ /* skip detach on non attached boards */
+ if (!ir)
+ goto ref_put;
+
+ rc_unregister_device(ir->rc);
+
+ kfree(ir->i2c_client);
+
+ /* done */
+ kfree(ir);
+ dev->ir = NULL;
+
+ref_put:
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static int em28xx_ir_suspend(struct em28xx *dev)
+{
+ struct em28xx_IR *ir = dev->ir;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Suspending input extension\n");
+ if (ir)
+ cancel_delayed_work_sync(&ir->work);
+ cancel_delayed_work_sync(&dev->buttons_query_work);
+ /*
+ * is canceling delayed work sufficient or does the rc event
+ * kthread needs stopping? kthread is stopped in
+ * ir_raw_event_unregister()
+ */
+ return 0;
+}
+
+static int em28xx_ir_resume(struct em28xx *dev)
+{
+ struct em28xx_IR *ir = dev->ir;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Resuming input extension\n");
+ /*
+ * if suspend calls ir_raw_event_unregister(), the should call
+ * ir_raw_event_register()
+ */
+ if (ir)
+ schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));
+ if (dev->num_button_polling_addresses)
+ schedule_delayed_work(&dev->buttons_query_work,
+ msecs_to_jiffies(dev->button_polling_interval));
+ return 0;
+}
+
+static struct em28xx_ops rc_ops = {
+ .id = EM28XX_RC,
+ .name = "Em28xx Input Extension",
+ .init = em28xx_ir_init,
+ .fini = em28xx_ir_fini,
+ .suspend = em28xx_ir_suspend,
+ .resume = em28xx_ir_resume,
+};
+
+static int __init em28xx_rc_register(void)
+{
+ return em28xx_register_extension(&rc_ops);
+}
+
+static void __exit em28xx_rc_unregister(void)
+{
+ em28xx_unregister_extension(&rc_ops);
+}
+
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Mauro Carvalho Chehab");
+MODULE_DESCRIPTION(DRIVER_DESC " - input interface");
+MODULE_VERSION(EM28XX_VERSION);
+
+module_init(em28xx_rc_register);
+module_exit(em28xx_rc_unregister);
diff --git a/drivers/media/usb/em28xx/em28xx-reg.h b/drivers/media/usb/em28xx/em28xx-reg.h
new file mode 100644
index 0000000000..d7c6086287
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-reg.h
@@ -0,0 +1,301 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/*
+ * em28xx-reg.h - Register definitions for em28xx driver
+ */
+
+#define EM_GPIO_0 ((unsigned char)BIT(0))
+#define EM_GPIO_1 ((unsigned char)BIT(1))
+#define EM_GPIO_2 ((unsigned char)BIT(2))
+#define EM_GPIO_3 ((unsigned char)BIT(3))
+#define EM_GPIO_4 ((unsigned char)BIT(4))
+#define EM_GPIO_5 ((unsigned char)BIT(5))
+#define EM_GPIO_6 ((unsigned char)BIT(6))
+#define EM_GPIO_7 ((unsigned char)BIT(7))
+
+#define EM_GPO_0 ((unsigned char)BIT(0))
+#define EM_GPO_1 ((unsigned char)BIT(1))
+#define EM_GPO_2 ((unsigned char)BIT(2))
+#define EM_GPO_3 ((unsigned char)BIT(3))
+
+/* em28xx endpoints */
+/* 0x82: (always ?) analog */
+#define EM28XX_EP_AUDIO 0x83
+/* 0x84: digital or analog */
+
+/* em2800 registers */
+#define EM2800_R08_AUDIOSRC 0x08
+
+/* em28xx registers */
+
+#define EM28XX_R00_CHIPCFG 0x00
+
+/* em28xx Chip Configuration 0x00 */
+#define EM2860_CHIPCFG_VENDOR_AUDIO 0x80
+#define EM2860_CHIPCFG_I2S_VOLUME_CAPABLE 0x40
+#define EM2820_CHIPCFG_I2S_3_SAMPRATES 0x30
+#define EM2860_CHIPCFG_I2S_5_SAMPRATES 0x30
+#define EM2820_CHIPCFG_I2S_1_SAMPRATE 0x20
+#define EM2860_CHIPCFG_I2S_3_SAMPRATES 0x20
+#define EM28XX_CHIPCFG_AC97 0x10
+#define EM28XX_CHIPCFG_AUDIOMASK 0x30
+
+#define EM28XX_R01_CHIPCFG2 0x01
+
+/* em28xx Chip Configuration 2 0x01 */
+#define EM28XX_CHIPCFG2_TS_PRESENT 0x10
+#define EM28XX_CHIPCFG2_TS_REQ_INTERVAL_MASK 0x0c /* bits 3-2 */
+#define EM28XX_CHIPCFG2_TS_REQ_INTERVAL_1MF 0x00
+#define EM28XX_CHIPCFG2_TS_REQ_INTERVAL_2MF 0x04
+#define EM28XX_CHIPCFG2_TS_REQ_INTERVAL_4MF 0x08
+#define EM28XX_CHIPCFG2_TS_REQ_INTERVAL_8MF 0x0c
+#define EM28XX_CHIPCFG2_TS_PACKETSIZE_MASK 0x03 /* bits 0-1 */
+#define EM28XX_CHIPCFG2_TS_PACKETSIZE_188 0x00
+#define EM28XX_CHIPCFG2_TS_PACKETSIZE_376 0x01
+#define EM28XX_CHIPCFG2_TS_PACKETSIZE_564 0x02
+#define EM28XX_CHIPCFG2_TS_PACKETSIZE_752 0x03
+
+/* GPIO/GPO registers */
+#define EM2880_R04_GPO 0x04 /* em2880-em2883 only */
+#define EM2820_R08_GPIO_CTRL 0x08 /* em2820-em2873/83 only */
+#define EM2820_R09_GPIO_STATE 0x09 /* em2820-em2873/83 only */
+
+#define EM28XX_R06_I2C_CLK 0x06
+
+/* em28xx I2C Clock Register (0x06) */
+#define EM28XX_I2C_CLK_ACK_LAST_READ 0x80
+#define EM28XX_I2C_CLK_WAIT_ENABLE 0x40
+#define EM28XX_I2C_EEPROM_ON_BOARD 0x08
+#define EM28XX_I2C_EEPROM_KEY_VALID 0x04
+#define EM2874_I2C_SECONDARY_BUS_SELECT 0x04 /* em2874 has two i2c buses */
+#define EM28XX_I2C_FREQ_1_5_MHZ 0x03 /* bus frequency (bits [1-0]) */
+#define EM28XX_I2C_FREQ_25_KHZ 0x02
+#define EM28XX_I2C_FREQ_400_KHZ 0x01
+#define EM28XX_I2C_FREQ_100_KHZ 0x00
+
+#define EM28XX_R0A_CHIPID 0x0a
+#define EM28XX_R0C_USBSUSP 0x0c
+#define EM28XX_R0C_USBSUSP_SNAPSHOT 0x20 /* 1=button pressed, needs reset */
+
+#define EM28XX_R0E_AUDIOSRC 0x0e
+#define EM28XX_R0F_XCLK 0x0f
+
+/* em28xx XCLK Register (0x0f) */
+#define EM28XX_XCLK_AUDIO_UNMUTE 0x80 /* otherwise audio muted */
+#define EM28XX_XCLK_I2S_MSB_TIMING 0x40 /* otherwise standard timing */
+#define EM28XX_XCLK_IR_RC5_MODE 0x20 /* otherwise NEC mode */
+#define EM28XX_XCLK_IR_NEC_CHK_PARITY 0x10
+#define EM28XX_XCLK_FREQUENCY_30MHZ 0x00 /* Freq. select (bits [3-0]) */
+#define EM28XX_XCLK_FREQUENCY_15MHZ 0x01
+#define EM28XX_XCLK_FREQUENCY_10MHZ 0x02
+#define EM28XX_XCLK_FREQUENCY_7_5MHZ 0x03
+#define EM28XX_XCLK_FREQUENCY_6MHZ 0x04
+#define EM28XX_XCLK_FREQUENCY_5MHZ 0x05
+#define EM28XX_XCLK_FREQUENCY_4_3MHZ 0x06
+#define EM28XX_XCLK_FREQUENCY_12MHZ 0x07
+#define EM28XX_XCLK_FREQUENCY_20MHZ 0x08
+#define EM28XX_XCLK_FREQUENCY_20MHZ_2 0x09
+#define EM28XX_XCLK_FREQUENCY_48MHZ 0x0a
+#define EM28XX_XCLK_FREQUENCY_24MHZ 0x0b
+
+#define EM28XX_R10_VINMODE 0x10
+ /* used by all non-camera devices: */
+#define EM28XX_VINMODE_YUV422_CbYCrY 0x10
+ /* used by camera devices: */
+#define EM28XX_VINMODE_YUV422_YUYV 0x08
+#define EM28XX_VINMODE_YUV422_YVYU 0x09
+#define EM28XX_VINMODE_YUV422_UYVY 0x0a
+#define EM28XX_VINMODE_YUV422_VYUY 0x0b
+#define EM28XX_VINMODE_RGB8_BGGR 0x0c
+#define EM28XX_VINMODE_RGB8_GRBG 0x0d
+#define EM28XX_VINMODE_RGB8_GBRG 0x0e
+#define EM28XX_VINMODE_RGB8_RGGB 0x0f
+ /*
+ * apparently:
+ * bit 0: swap component 1+2 with 3+4
+ * => e.g.: YUYV => YVYU, BGGR => GRBG
+ * bit 1: swap component 1 with 2 and 3 with 4
+ * => e.g.: YUYV => UYVY, BGGR => GBRG
+ */
+
+#define EM28XX_R11_VINCTRL 0x11
+
+/* em28xx Video Input Control Register 0x11 */
+#define EM28XX_VINCTRL_VBI_SLICED 0x80
+#define EM28XX_VINCTRL_VBI_RAW 0x40
+#define EM28XX_VINCTRL_VOUT_MODE_IN 0x20 /* HREF,VREF,VACT in output */
+#define EM28XX_VINCTRL_CCIR656_ENABLE 0x10
+#define EM28XX_VINCTRL_VBI_16BIT_RAW 0x08 /* otherwise 8-bit raw */
+#define EM28XX_VINCTRL_FID_ON_HREF 0x04
+#define EM28XX_VINCTRL_DUAL_EDGE_STROBE 0x02
+#define EM28XX_VINCTRL_INTERLACED 0x01
+
+#define EM28XX_R12_VINENABLE 0x12 /* */
+
+#define EM28XX_R14_GAMMA 0x14
+#define EM28XX_R15_RGAIN 0x15
+#define EM28XX_R16_GGAIN 0x16
+#define EM28XX_R17_BGAIN 0x17
+#define EM28XX_R18_ROFFSET 0x18
+#define EM28XX_R19_GOFFSET 0x19
+#define EM28XX_R1A_BOFFSET 0x1a
+
+#define EM28XX_R1B_OFLOW 0x1b
+#define EM28XX_R1C_HSTART 0x1c
+#define EM28XX_R1D_VSTART 0x1d
+#define EM28XX_R1E_CWIDTH 0x1e
+#define EM28XX_R1F_CHEIGHT 0x1f
+
+#define EM28XX_R20_YGAIN 0x20 /* contrast [0:4] */
+#define CONTRAST_DEFAULT 0x10
+
+#define EM28XX_R21_YOFFSET 0x21 /* brightness */ /* signed */
+#define BRIGHTNESS_DEFAULT 0x00
+
+#define EM28XX_R22_UVGAIN 0x22 /* saturation [0:4] */
+#define SATURATION_DEFAULT 0x10
+
+#define EM28XX_R23_UOFFSET 0x23 /* blue balance */ /* signed */
+#define BLUE_BALANCE_DEFAULT 0x00
+
+#define EM28XX_R24_VOFFSET 0x24 /* red balance */ /* signed */
+#define RED_BALANCE_DEFAULT 0x00
+
+#define EM28XX_R25_SHARPNESS 0x25 /* sharpness [0:4] */
+#define SHARPNESS_DEFAULT 0x00
+
+#define EM28XX_R26_COMPR 0x26
+#define EM28XX_R27_OUTFMT 0x27
+
+/* em28xx Output Format Register (0x27) */
+#define EM28XX_OUTFMT_RGB_8_RGRG 0x00
+#define EM28XX_OUTFMT_RGB_8_GRGR 0x01
+#define EM28XX_OUTFMT_RGB_8_GBGB 0x02
+#define EM28XX_OUTFMT_RGB_8_BGBG 0x03
+#define EM28XX_OUTFMT_RGB_16_656 0x04
+#define EM28XX_OUTFMT_RGB_8_BAYER 0x08 /* Pattern in Reg 0x10[1-0] */
+#define EM28XX_OUTFMT_YUV211 0x10
+#define EM28XX_OUTFMT_YUV422_Y0UY1V 0x14
+#define EM28XX_OUTFMT_YUV422_Y1UY0V 0x15
+#define EM28XX_OUTFMT_YUV411 0x18
+
+#define EM28XX_R28_XMIN 0x28
+#define EM28XX_R29_XMAX 0x29
+#define EM28XX_R2A_YMIN 0x2a
+#define EM28XX_R2B_YMAX 0x2b
+
+#define EM28XX_R30_HSCALELOW 0x30
+#define EM28XX_R31_HSCALEHIGH 0x31
+#define EM28XX_R32_VSCALELOW 0x32
+#define EM28XX_R33_VSCALEHIGH 0x33
+#define EM28XX_HVSCALE_MAX 0x3fff /* => 20% */
+
+#define EM28XX_R34_VBI_START_H 0x34
+#define EM28XX_R35_VBI_START_V 0x35
+/*
+ * NOTE: the EM276x (and EM25xx, EM277x/8x ?) (camera bridges) use these
+ * registers for a different unknown purpose.
+ * => register 0x34 is set to capture width / 16
+ * => register 0x35 is set to capture height / 16
+ */
+
+#define EM28XX_R36_VBI_WIDTH 0x36
+#define EM28XX_R37_VBI_HEIGHT 0x37
+
+#define EM28XX_R40_AC97LSB 0x40
+#define EM28XX_R41_AC97MSB 0x41
+#define EM28XX_R42_AC97ADDR 0x42
+#define EM28XX_R43_AC97BUSY 0x43
+
+#define EM28XX_R45_IR 0x45
+ /*
+ * 0x45 bit 7 - parity bit
+ * bits 6-0 - count
+ * 0x46 IR brand
+ * 0x47 IR data
+ */
+
+/* em2874 registers */
+#define EM2874_R50_IR_CONFIG 0x50
+#define EM2874_R51_IR 0x51
+#define EM2874_R5D_TS1_PKT_SIZE 0x5d
+#define EM2874_R5E_TS2_PKT_SIZE 0x5e
+ /*
+ * For both TS1 and TS2, In isochronous mode:
+ * 0x01 188 bytes
+ * 0x02 376 bytes
+ * 0x03 564 bytes
+ * 0x04 752 bytes
+ * 0x05 940 bytes
+ * In bulk mode:
+ * 0x01..0xff total packet count in 188-byte
+ */
+
+#define EM2874_R5F_TS_ENABLE 0x5f
+
+/* em2874/174/84, em25xx, em276x/7x/8x GPIO registers */
+/*
+ * NOTE: not all ports are bonded out;
+ * Some ports are multiplexed with special function I/O
+ */
+#define EM2874_R80_GPIO_P0_CTRL 0x80
+#define EM2874_R81_GPIO_P1_CTRL 0x81
+#define EM2874_R82_GPIO_P2_CTRL 0x82
+#define EM2874_R83_GPIO_P3_CTRL 0x83
+#define EM2874_R84_GPIO_P0_STATE 0x84
+#define EM2874_R85_GPIO_P1_STATE 0x85
+#define EM2874_R86_GPIO_P2_STATE 0x86
+#define EM2874_R87_GPIO_P3_STATE 0x87
+
+/* em2874 IR config register (0x50) */
+#define EM2874_IR_NEC 0x00
+#define EM2874_IR_NEC_NO_PARITY 0x01
+#define EM2874_IR_RC5 0x04
+#define EM2874_IR_RC6_MODE_0 0x08
+#define EM2874_IR_RC6_MODE_6A 0x0b
+
+/* em2874 Transport Stream Enable Register (0x5f) */
+#define EM2874_TS1_CAPTURE_ENABLE ((unsigned char)BIT(0))
+#define EM2874_TS1_FILTER_ENABLE ((unsigned char)BIT(1))
+#define EM2874_TS1_NULL_DISCARD ((unsigned char)BIT(2))
+#define EM2874_TS2_CAPTURE_ENABLE ((unsigned char)BIT(4))
+#define EM2874_TS2_FILTER_ENABLE ((unsigned char)BIT(5))
+#define EM2874_TS2_NULL_DISCARD ((unsigned char)BIT(6))
+
+/* register settings */
+#define EM2800_AUDIO_SRC_TUNER 0x0d
+#define EM2800_AUDIO_SRC_LINE 0x0c
+#define EM28XX_AUDIO_SRC_TUNER 0xc0
+#define EM28XX_AUDIO_SRC_LINE 0x80
+
+/* FIXME: Need to be populated with the other chip ID's */
+enum em28xx_chip_id {
+ CHIP_ID_EM2800 = 7,
+ CHIP_ID_EM2710 = 17,
+ CHIP_ID_EM2820 = 18, /* Also used by some em2710 */
+ CHIP_ID_EM2840 = 20,
+ CHIP_ID_EM2750 = 33,
+ CHIP_ID_EM2860 = 34,
+ CHIP_ID_EM2870 = 35,
+ CHIP_ID_EM2883 = 36,
+ CHIP_ID_EM2765 = 54,
+ CHIP_ID_EM2874 = 65,
+ CHIP_ID_EM2884 = 68,
+ CHIP_ID_EM28174 = 113,
+ CHIP_ID_EM28178 = 114,
+};
+
+/*
+ * Registers used by em202
+ */
+
+/* EMP202 vendor registers */
+#define EM202_EXT_MODEM_CTRL 0x3e
+#define EM202_GPIO_CONF 0x4c
+#define EM202_GPIO_POLARITY 0x4e
+#define EM202_GPIO_STICKY 0x50
+#define EM202_GPIO_MASK 0x52
+#define EM202_GPIO_STATUS 0x54
+#define EM202_SPDIF_OUT_SEL 0x6a
+#define EM202_ANTIPOP 0x72
+#define EM202_EAPD_GPIO_ACCESS 0x74
diff --git a/drivers/media/usb/em28xx/em28xx-v4l.h b/drivers/media/usb/em28xx/em28xx-v4l.h
new file mode 100644
index 0000000000..8455dcfdaf
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-v4l.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * em28xx-video.c - driver for Empia EM2800/EM2820/2840 USB
+ * video capture devices
+ *
+ * Copyright (C) 2013-2014 Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
+ */
+
+int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count);
+void em28xx_stop_vbi_streaming(struct vb2_queue *vq);
+extern const struct vb2_ops em28xx_vbi_qops;
diff --git a/drivers/media/usb/em28xx/em28xx-vbi.c b/drivers/media/usb/em28xx/em28xx-vbi.c
new file mode 100644
index 0000000000..b253c44c97
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-vbi.c
@@ -0,0 +1,89 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// em28xx-vbi.c - VBI driver for em28xx
+//
+// Copyright (C) 2009 Devin Heitmueller <dheitmueller@kernellabs.com>
+//
+// This work was sponsored by EyeMagnet Limited.
+
+#include "em28xx.h"
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/hardirq.h>
+#include <linux/init.h>
+#include <linux/usb.h>
+
+#include "em28xx-v4l.h"
+
+/* ------------------------------------------------------------------ */
+
+static int vbi_queue_setup(struct vb2_queue *vq,
+ unsigned int *nbuffers, unsigned int *nplanes,
+ unsigned int sizes[], struct device *alloc_devs[])
+{
+ struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ unsigned long size = v4l2->vbi_width * v4l2->vbi_height * 2;
+
+ if (*nbuffers < 2)
+ *nbuffers = 2;
+
+ if (*nplanes) {
+ if (sizes[0] < size)
+ return -EINVAL;
+ size = sizes[0];
+ }
+
+ *nplanes = 1;
+ sizes[0] = size;
+
+ return 0;
+}
+
+static int vbi_buffer_prepare(struct vb2_buffer *vb)
+{
+ struct em28xx *dev = vb2_get_drv_priv(vb->vb2_queue);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ unsigned long size;
+
+ size = v4l2->vbi_width * v4l2->vbi_height * 2;
+
+ if (vb2_plane_size(vb, 0) < size) {
+ dev_info(&dev->intf->dev,
+ "%s data will not fit into plane (%lu < %lu)\n",
+ __func__, vb2_plane_size(vb, 0), size);
+ return -EINVAL;
+ }
+ vb2_set_plane_payload(vb, 0, size);
+
+ return 0;
+}
+
+static void
+vbi_buffer_queue(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct em28xx *dev = vb2_get_drv_priv(vb->vb2_queue);
+ struct em28xx_buffer *buf =
+ container_of(vbuf, struct em28xx_buffer, vb);
+ struct em28xx_dmaqueue *vbiq = &dev->vbiq;
+ unsigned long flags = 0;
+
+ buf->mem = vb2_plane_vaddr(vb, 0);
+ buf->length = vb2_plane_size(vb, 0);
+
+ spin_lock_irqsave(&dev->slock, flags);
+ list_add_tail(&buf->list, &vbiq->active);
+ spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+const struct vb2_ops em28xx_vbi_qops = {
+ .queue_setup = vbi_queue_setup,
+ .buf_prepare = vbi_buffer_prepare,
+ .buf_queue = vbi_buffer_queue,
+ .start_streaming = em28xx_start_analog_streaming,
+ .stop_streaming = em28xx_stop_vbi_streaming,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+};
diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c
new file mode 100644
index 0000000000..25e0620def
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-video.c
@@ -0,0 +1,2926 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// em28xx-video.c - driver for Empia EM2800/EM2820/2840 USB
+// video capture devices
+//
+// Copyright (C) 2005 Ludovico Cavedon <cavedon@sssup.it>
+// Markus Rechberger <mrechberger@gmail.com>
+// Mauro Carvalho Chehab <mchehab@kernel.org>
+// Sascha Sommer <saschasommer@freenet.de>
+// Copyright (C) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
+//
+// Some parts based on SN9C10x PC Camera Controllers GPL driver made
+// by Luca Risolia <luca.risolia@studio.unibo.it>
+
+#include "em28xx.h"
+
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/bitmap.h>
+#include <linux/usb.h>
+#include <linux/i2c.h>
+#include <linux/mm.h>
+#include <linux/mutex.h>
+#include <linux/slab.h>
+
+#include "em28xx-v4l.h"
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-event.h>
+#include <media/drv-intf/msp3400.h>
+#include <media/tuner.h>
+
+#define DRIVER_AUTHOR "Ludovico Cavedon <cavedon@sssup.it>, " \
+ "Markus Rechberger <mrechberger@gmail.com>, " \
+ "Mauro Carvalho Chehab <mchehab@kernel.org>, " \
+ "Sascha Sommer <saschasommer@freenet.de>"
+
+static unsigned int isoc_debug;
+module_param(isoc_debug, int, 0644);
+MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]");
+
+static unsigned int disable_vbi;
+module_param(disable_vbi, int, 0644);
+MODULE_PARM_DESC(disable_vbi, "disable vbi support");
+
+static int alt;
+module_param(alt, int, 0644);
+MODULE_PARM_DESC(alt, "alternate setting to use for video endpoint");
+
+#define em28xx_videodbg(fmt, arg...) do { \
+ if (video_debug) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "video: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+#define em28xx_isocdbg(fmt, arg...) do {\
+ if (isoc_debug) \
+ dev_printk(KERN_DEBUG, &dev->intf->dev, \
+ "isoc: %s: " fmt, __func__, ## arg); \
+} while (0)
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC " - v4l2 interface");
+MODULE_LICENSE("GPL v2");
+MODULE_VERSION(EM28XX_VERSION);
+
+#define EM25XX_FRMDATAHDR_BYTE1 0x02
+#define EM25XX_FRMDATAHDR_BYTE2_STILL_IMAGE 0x20
+#define EM25XX_FRMDATAHDR_BYTE2_FRAME_END 0x02
+#define EM25XX_FRMDATAHDR_BYTE2_FRAME_ID 0x01
+#define EM25XX_FRMDATAHDR_BYTE2_MASK (EM25XX_FRMDATAHDR_BYTE2_STILL_IMAGE | \
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_END | \
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_ID)
+
+static unsigned int video_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = -1U };
+static unsigned int vbi_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = -1U };
+static unsigned int radio_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = -1U };
+
+module_param_array(video_nr, int, NULL, 0444);
+module_param_array(vbi_nr, int, NULL, 0444);
+module_param_array(radio_nr, int, NULL, 0444);
+MODULE_PARM_DESC(video_nr, "video device numbers");
+MODULE_PARM_DESC(vbi_nr, "vbi device numbers");
+MODULE_PARM_DESC(radio_nr, "radio device numbers");
+
+static unsigned int video_debug;
+module_param(video_debug, int, 0644);
+MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
+
+/* supported video standards */
+static struct em28xx_fmt format[] = {
+ {
+ .fourcc = V4L2_PIX_FMT_YUYV,
+ .depth = 16,
+ .reg = EM28XX_OUTFMT_YUV422_Y0UY1V,
+ }, {
+ .fourcc = V4L2_PIX_FMT_RGB565,
+ .depth = 16,
+ .reg = EM28XX_OUTFMT_RGB_16_656,
+ }, {
+ .fourcc = V4L2_PIX_FMT_SRGGB8,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_RGB_8_RGRG,
+ }, {
+ .fourcc = V4L2_PIX_FMT_SBGGR8,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_RGB_8_BGBG,
+ }, {
+ .fourcc = V4L2_PIX_FMT_SGRBG8,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_RGB_8_GRGR,
+ }, {
+ .fourcc = V4L2_PIX_FMT_SGBRG8,
+ .depth = 8,
+ .reg = EM28XX_OUTFMT_RGB_8_GBGB,
+ }, {
+ .fourcc = V4L2_PIX_FMT_YUV411P,
+ .depth = 12,
+ .reg = EM28XX_OUTFMT_YUV411,
+ },
+};
+
+/*FIXME: maxw should be dependent of alt mode */
+static inline unsigned int norm_maxw(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (dev->is_webcam)
+ return v4l2->sensor_xres;
+
+ if (dev->board.max_range_640_480)
+ return 640;
+
+ return 720;
+}
+
+static inline unsigned int norm_maxh(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (dev->is_webcam)
+ return v4l2->sensor_yres;
+
+ if (dev->board.max_range_640_480)
+ return 480;
+
+ return (v4l2->norm & V4L2_STD_625_50) ? 576 : 480;
+}
+
+static int em28xx_vbi_supported(struct em28xx *dev)
+{
+ /* Modprobe option to manually disable */
+ if (disable_vbi == 1)
+ return 0;
+
+ if (dev->is_webcam)
+ return 0;
+
+ /* FIXME: check subdevices for VBI support */
+
+ if (dev->chip_id == CHIP_ID_EM2860 ||
+ dev->chip_id == CHIP_ID_EM2883)
+ return 1;
+
+ /* Version of em28xx that does not support VBI */
+ return 0;
+}
+
+/*
+ * em28xx_wake_i2c()
+ * configure i2c attached devices
+ */
+static void em28xx_wake_i2c(struct em28xx *dev)
+{
+ struct v4l2_device *v4l2_dev = &dev->v4l2->v4l2_dev;
+
+ v4l2_device_call_all(v4l2_dev, 0, core, reset, 0);
+ v4l2_device_call_all(v4l2_dev, 0, video, s_routing,
+ INPUT(dev->ctl_input)->vmux, 0, 0);
+}
+
+static int em28xx_colorlevels_set_default(struct em28xx *dev)
+{
+ em28xx_write_reg(dev, EM28XX_R20_YGAIN, CONTRAST_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R21_YOFFSET, BRIGHTNESS_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R22_UVGAIN, SATURATION_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R23_UOFFSET, BLUE_BALANCE_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R24_VOFFSET, RED_BALANCE_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, SHARPNESS_DEFAULT);
+
+ em28xx_write_reg(dev, EM28XX_R14_GAMMA, 0x20);
+ em28xx_write_reg(dev, EM28XX_R15_RGAIN, 0x20);
+ em28xx_write_reg(dev, EM28XX_R16_GGAIN, 0x20);
+ em28xx_write_reg(dev, EM28XX_R17_BGAIN, 0x20);
+ em28xx_write_reg(dev, EM28XX_R18_ROFFSET, 0x00);
+ em28xx_write_reg(dev, EM28XX_R19_GOFFSET, 0x00);
+ return em28xx_write_reg(dev, EM28XX_R1A_BOFFSET, 0x00);
+}
+
+static int em28xx_set_outfmt(struct em28xx *dev)
+{
+ int ret;
+ u8 fmt, vinctrl;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ fmt = v4l2->format->reg;
+ if (!dev->is_em25xx)
+ fmt |= 0x20;
+ /*
+ * NOTE: it's not clear if this is really needed !
+ * The datasheets say bit 5 is a reserved bit and devices seem to work
+ * fine without it. But the Windows driver sets it for em2710/50+em28xx
+ * devices and we've always been setting it, too.
+ *
+ * em2765 (em25xx, em276x/7x/8x) devices do NOT work with this bit set,
+ * it's likely used for an additional (compressed ?) format there.
+ */
+ ret = em28xx_write_reg(dev, EM28XX_R27_OUTFMT, fmt);
+ if (ret < 0)
+ return ret;
+
+ ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, v4l2->vinmode);
+ if (ret < 0)
+ return ret;
+
+ vinctrl = v4l2->vinctl;
+ if (em28xx_vbi_supported(dev) == 1) {
+ vinctrl |= EM28XX_VINCTRL_VBI_RAW;
+ em28xx_write_reg(dev, EM28XX_R34_VBI_START_H, 0x00);
+ em28xx_write_reg(dev, EM28XX_R36_VBI_WIDTH,
+ v4l2->vbi_width / 4);
+ em28xx_write_reg(dev, EM28XX_R37_VBI_HEIGHT, v4l2->vbi_height);
+ if (v4l2->norm & V4L2_STD_525_60) {
+ /* NTSC */
+ em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x09);
+ } else if (v4l2->norm & V4L2_STD_625_50) {
+ /* PAL */
+ em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x07);
+ }
+ }
+
+ return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, vinctrl);
+}
+
+static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
+ u8 ymin, u8 ymax)
+{
+ em28xx_videodbg("em28xx Scale: (%d,%d)-(%d,%d)\n",
+ xmin, ymin, xmax, ymax);
+
+ em28xx_write_regs(dev, EM28XX_R28_XMIN, &xmin, 1);
+ em28xx_write_regs(dev, EM28XX_R29_XMAX, &xmax, 1);
+ em28xx_write_regs(dev, EM28XX_R2A_YMIN, &ymin, 1);
+ return em28xx_write_regs(dev, EM28XX_R2B_YMAX, &ymax, 1);
+}
+
+static void em28xx_capture_area_set(struct em28xx *dev, u8 hstart, u8 vstart,
+ u16 width, u16 height)
+{
+ u8 cwidth = width >> 2;
+ u8 cheight = height >> 2;
+ u8 overflow = (height >> 9 & 0x02) | (width >> 10 & 0x01);
+ /* NOTE: size limit: 2047x1023 = 2MPix */
+
+ em28xx_videodbg("capture area set to (%d,%d): %dx%d\n",
+ hstart, vstart,
+ ((overflow & 2) << 9 | cwidth << 2),
+ ((overflow & 1) << 10 | cheight << 2));
+
+ em28xx_write_regs(dev, EM28XX_R1C_HSTART, &hstart, 1);
+ em28xx_write_regs(dev, EM28XX_R1D_VSTART, &vstart, 1);
+ em28xx_write_regs(dev, EM28XX_R1E_CWIDTH, &cwidth, 1);
+ em28xx_write_regs(dev, EM28XX_R1F_CHEIGHT, &cheight, 1);
+ em28xx_write_regs(dev, EM28XX_R1B_OFLOW, &overflow, 1);
+
+ /* FIXME: function/meaning of these registers ? */
+ /* FIXME: align width+height to multiples of 4 ?! */
+ if (dev->is_em25xx) {
+ em28xx_write_reg(dev, 0x34, width >> 4);
+ em28xx_write_reg(dev, 0x35, height >> 4);
+ }
+}
+
+static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
+{
+ u8 mode = 0x00;
+ /* the em2800 scaler only supports scaling down to 50% */
+
+ if (dev->board.is_em2800) {
+ mode = (v ? 0x20 : 0x00) | (h ? 0x10 : 0x00);
+ } else {
+ u8 buf[2];
+
+ buf[0] = h;
+ buf[1] = h >> 8;
+ em28xx_write_regs(dev, EM28XX_R30_HSCALELOW, (char *)buf, 2);
+
+ buf[0] = v;
+ buf[1] = v >> 8;
+ em28xx_write_regs(dev, EM28XX_R32_VSCALELOW, (char *)buf, 2);
+ /*
+ * it seems that both H and V scalers must be active
+ * to work correctly
+ */
+ mode = (h || v) ? 0x30 : 0x00;
+ }
+ return em28xx_write_reg(dev, EM28XX_R26_COMPR, mode);
+}
+
+/* FIXME: this only function read values from dev */
+static int em28xx_resolution_set(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ int width = norm_maxw(dev);
+ int height = norm_maxh(dev);
+
+ /* Properly setup VBI */
+ v4l2->vbi_width = 720;
+ if (v4l2->norm & V4L2_STD_525_60)
+ v4l2->vbi_height = 12;
+ else
+ v4l2->vbi_height = 18;
+
+ em28xx_set_outfmt(dev);
+
+ em28xx_accumulator_set(dev, 1, (width - 4) >> 2, 1, (height - 4) >> 2);
+
+ /*
+ * If we don't set the start position to 2 in VBI mode, we end up
+ * with line 20/21 being YUYV encoded instead of being in 8-bit
+ * greyscale. The core of the issue is that line 21 (and line 23 for
+ * PAL WSS) are inside of active video region, and as a result they
+ * get the pixelformatting associated with that area. So by cropping
+ * it out, we end up with the same format as the rest of the VBI
+ * region
+ */
+ if (em28xx_vbi_supported(dev) == 1)
+ em28xx_capture_area_set(dev, 0, 2, width, height);
+ else
+ em28xx_capture_area_set(dev, 0, 0, width, height);
+
+ return em28xx_scaler_set(dev, v4l2->hscale, v4l2->vscale);
+}
+
+/* Set USB alternate setting for analog video */
+static int em28xx_set_alternate(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int err;
+ int i;
+ unsigned int min_pkt_size = v4l2->width * 2 + 4;
+
+ /*
+ * NOTE: for isoc transfers, only alt settings > 0 are allowed
+ * bulk transfers seem to work only with alt=0 !
+ */
+ dev->alt = 0;
+ if (alt > 0 && alt < dev->num_alt) {
+ em28xx_videodbg("alternate forced to %d\n", dev->alt);
+ dev->alt = alt;
+ goto set_alt;
+ }
+ if (dev->analog_xfer_bulk)
+ goto set_alt;
+
+ /*
+ * When image size is bigger than a certain value,
+ * the frame size should be increased, otherwise, only
+ * green screen will be received.
+ */
+ if (v4l2->width * 2 * v4l2->height > 720 * 240 * 2)
+ min_pkt_size *= 2;
+
+ for (i = 0; i < dev->num_alt; i++) {
+ /* stop when the selected alt setting offers enough bandwidth */
+ if (dev->alt_max_pkt_size_isoc[i] >= min_pkt_size) {
+ dev->alt = i;
+ break;
+ /*
+ * otherwise make sure that we end up with the maximum
+ * bandwidth because the min_pkt_size equation might be wrong.
+ *
+ */
+ } else if (dev->alt_max_pkt_size_isoc[i] >
+ dev->alt_max_pkt_size_isoc[dev->alt])
+ dev->alt = i;
+ }
+
+set_alt:
+ /*
+ * NOTE: for bulk transfers, we need to call usb_set_interface()
+ * even if the previous settings were the same. Otherwise streaming
+ * fails with all urbs having status = -EOVERFLOW !
+ */
+ if (dev->analog_xfer_bulk) {
+ dev->max_pkt_size = 512; /* USB 2.0 spec */
+ dev->packet_multiplier = EM28XX_BULK_PACKET_MULTIPLIER;
+ } else { /* isoc */
+ em28xx_videodbg("minimum isoc packet size: %u (alt=%d)\n",
+ min_pkt_size, dev->alt);
+ dev->max_pkt_size =
+ dev->alt_max_pkt_size_isoc[dev->alt];
+ dev->packet_multiplier = EM28XX_NUM_ISOC_PACKETS;
+ }
+ em28xx_videodbg("setting alternate %d with wMaxPacketSize=%u\n",
+ dev->alt, dev->max_pkt_size);
+ err = usb_set_interface(udev, dev->ifnum, dev->alt);
+ if (err < 0) {
+ dev_err(&dev->intf->dev,
+ "cannot change alternate number to %d (error=%i)\n",
+ dev->alt, err);
+ return err;
+ }
+ return 0;
+}
+
+/*
+ * DMA and thread functions
+ */
+
+/*
+ * Finish the current buffer
+ */
+static inline void finish_buffer(struct em28xx *dev,
+ struct em28xx_buffer *buf)
+{
+ em28xx_isocdbg("[%p/%d] wakeup\n", buf, buf->top_field);
+
+ buf->vb.sequence = dev->v4l2->field_count++;
+ if (dev->v4l2->progressive)
+ buf->vb.field = V4L2_FIELD_NONE;
+ else
+ buf->vb.field = V4L2_FIELD_INTERLACED;
+ buf->vb.vb2_buf.timestamp = ktime_get_ns();
+
+ vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
+}
+
+/*
+ * Copy picture data from USB buffer to video buffer
+ */
+static void em28xx_copy_video(struct em28xx *dev,
+ struct em28xx_buffer *buf,
+ unsigned char *usb_buf,
+ unsigned long len)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ void *fieldstart, *startwrite, *startread;
+ int linesdone, currlinedone, offset, lencopy, remain;
+ int bytesperline = v4l2->width << 1;
+
+ if (buf->pos + len > buf->length)
+ len = buf->length - buf->pos;
+
+ startread = usb_buf;
+ remain = len;
+
+ if (v4l2->progressive || buf->top_field)
+ fieldstart = buf->vb_buf;
+ else /* interlaced mode, even nr. of lines */
+ fieldstart = buf->vb_buf + bytesperline;
+
+ linesdone = buf->pos / bytesperline;
+ currlinedone = buf->pos % bytesperline;
+
+ if (v4l2->progressive)
+ offset = linesdone * bytesperline + currlinedone;
+ else
+ offset = linesdone * bytesperline * 2 + currlinedone;
+
+ startwrite = fieldstart + offset;
+ lencopy = bytesperline - currlinedone;
+ lencopy = lencopy > remain ? remain : lencopy;
+
+ if ((char *)startwrite + lencopy > (char *)buf->vb_buf + buf->length) {
+ em28xx_isocdbg("Overflow of %zu bytes past buffer end (1)\n",
+ ((char *)startwrite + lencopy) -
+ ((char *)buf->vb_buf + buf->length));
+ remain = (char *)buf->vb_buf + buf->length -
+ (char *)startwrite;
+ lencopy = remain;
+ }
+ if (lencopy <= 0)
+ return;
+ memcpy(startwrite, startread, lencopy);
+
+ remain -= lencopy;
+
+ while (remain > 0) {
+ if (v4l2->progressive)
+ startwrite += lencopy;
+ else
+ startwrite += lencopy + bytesperline;
+ startread += lencopy;
+ if (bytesperline > remain)
+ lencopy = remain;
+ else
+ lencopy = bytesperline;
+
+ if ((char *)startwrite + lencopy > (char *)buf->vb_buf +
+ buf->length) {
+ em28xx_isocdbg("Overflow of %zu bytes past buffer end(2)\n",
+ ((char *)startwrite + lencopy) -
+ ((char *)buf->vb_buf + buf->length));
+ remain = (char *)buf->vb_buf + buf->length -
+ (char *)startwrite;
+ lencopy = remain;
+ }
+ if (lencopy <= 0)
+ break;
+
+ memcpy(startwrite, startread, lencopy);
+
+ remain -= lencopy;
+ }
+
+ buf->pos += len;
+}
+
+/*
+ * Copy VBI data from USB buffer to video buffer
+ */
+static void em28xx_copy_vbi(struct em28xx *dev,
+ struct em28xx_buffer *buf,
+ unsigned char *usb_buf,
+ unsigned long len)
+{
+ unsigned int offset;
+
+ if (buf->pos + len > buf->length)
+ len = buf->length - buf->pos;
+
+ offset = buf->pos;
+ /* Make sure the bottom field populates the second half of the frame */
+ if (buf->top_field == 0)
+ offset += dev->v4l2->vbi_width * dev->v4l2->vbi_height;
+
+ memcpy(buf->vb_buf + offset, usb_buf, len);
+ buf->pos += len;
+}
+
+static inline void print_err_status(struct em28xx *dev,
+ int packet, int status)
+{
+ char *errmsg = "Unknown";
+
+ switch (status) {
+ case -ENOENT:
+ errmsg = "unlinked synchronously";
+ break;
+ case -ECONNRESET:
+ errmsg = "unlinked asynchronously";
+ break;
+ case -ENOSR:
+ errmsg = "Buffer error (overrun)";
+ break;
+ case -EPIPE:
+ errmsg = "Stalled (device not responding)";
+ break;
+ case -EOVERFLOW:
+ errmsg = "Babble (bad cable?)";
+ break;
+ case -EPROTO:
+ errmsg = "Bit-stuff error (bad cable?)";
+ break;
+ case -EILSEQ:
+ errmsg = "CRC/Timeout (could be anything)";
+ break;
+ case -ETIME:
+ errmsg = "Device does not respond";
+ break;
+ }
+ if (packet < 0) {
+ em28xx_isocdbg("URB status %d [%s].\n", status, errmsg);
+ } else {
+ em28xx_isocdbg("URB packet %d, status %d [%s].\n",
+ packet, status, errmsg);
+ }
+}
+
+/*
+ * get the next available buffer from dma queue
+ */
+static inline struct em28xx_buffer *get_next_buf(struct em28xx *dev,
+ struct em28xx_dmaqueue *dma_q)
+{
+ struct em28xx_buffer *buf;
+
+ if (list_empty(&dma_q->active)) {
+ em28xx_isocdbg("No active queue to serve\n");
+ return NULL;
+ }
+
+ /* Get the next buffer */
+ buf = list_entry(dma_q->active.next, struct em28xx_buffer, list);
+ /* Cleans up buffer - Useful for testing for frame/URB loss */
+ list_del(&buf->list);
+ buf->pos = 0;
+ buf->vb_buf = buf->mem;
+
+ return buf;
+}
+
+/*
+ * Finish the current buffer if completed and prepare for the next field
+ */
+static struct em28xx_buffer *
+finish_field_prepare_next(struct em28xx *dev,
+ struct em28xx_buffer *buf,
+ struct em28xx_dmaqueue *dma_q)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (v4l2->progressive || v4l2->top_field) { /* Brand new frame */
+ if (buf)
+ finish_buffer(dev, buf);
+ buf = get_next_buf(dev, dma_q);
+ }
+ if (buf) {
+ buf->top_field = v4l2->top_field;
+ buf->pos = 0;
+ }
+
+ return buf;
+}
+
+/*
+ * Process data packet according to the em2710/em2750/em28xx frame data format
+ */
+static inline void process_frame_data_em28xx(struct em28xx *dev,
+ unsigned char *data_pkt,
+ unsigned int data_len)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct em28xx_buffer *buf = dev->usb_ctl.vid_buf;
+ struct em28xx_buffer *vbi_buf = dev->usb_ctl.vbi_buf;
+ struct em28xx_dmaqueue *dma_q = &dev->vidq;
+ struct em28xx_dmaqueue *vbi_dma_q = &dev->vbiq;
+
+ /*
+ * capture type 0 = vbi start
+ * capture type 1 = vbi in progress
+ * capture type 2 = video start
+ * capture type 3 = video in progress
+ */
+ if (data_len >= 4) {
+ /*
+ * NOTE: Headers are always 4 bytes and
+ * never split across packets
+ */
+ if (data_pkt[0] == 0x88 && data_pkt[1] == 0x88 &&
+ data_pkt[2] == 0x88 && data_pkt[3] == 0x88) {
+ /* Continuation */
+ data_pkt += 4;
+ data_len -= 4;
+ } else if (data_pkt[0] == 0x33 && data_pkt[1] == 0x95) {
+ /* Field start (VBI mode) */
+ v4l2->capture_type = 0;
+ v4l2->vbi_read = 0;
+ em28xx_isocdbg("VBI START HEADER !!!\n");
+ v4l2->top_field = !(data_pkt[2] & 1);
+ data_pkt += 4;
+ data_len -= 4;
+ } else if (data_pkt[0] == 0x22 && data_pkt[1] == 0x5a) {
+ /* Field start (VBI disabled) */
+ v4l2->capture_type = 2;
+ em28xx_isocdbg("VIDEO START HEADER !!!\n");
+ v4l2->top_field = !(data_pkt[2] & 1);
+ data_pkt += 4;
+ data_len -= 4;
+ }
+ }
+ /*
+ * NOTE: With bulk transfers, intermediate data packets
+ * have no continuation header
+ */
+
+ if (v4l2->capture_type == 0) {
+ vbi_buf = finish_field_prepare_next(dev, vbi_buf, vbi_dma_q);
+ dev->usb_ctl.vbi_buf = vbi_buf;
+ v4l2->capture_type = 1;
+ }
+
+ if (v4l2->capture_type == 1) {
+ int vbi_size = v4l2->vbi_width * v4l2->vbi_height;
+ int vbi_data_len = ((v4l2->vbi_read + data_len) > vbi_size) ?
+ (vbi_size - v4l2->vbi_read) : data_len;
+
+ /* Copy VBI data */
+ if (vbi_buf)
+ em28xx_copy_vbi(dev, vbi_buf, data_pkt, vbi_data_len);
+ v4l2->vbi_read += vbi_data_len;
+
+ if (vbi_data_len < data_len) {
+ /* Continue with copying video data */
+ v4l2->capture_type = 2;
+ data_pkt += vbi_data_len;
+ data_len -= vbi_data_len;
+ }
+ }
+
+ if (v4l2->capture_type == 2) {
+ buf = finish_field_prepare_next(dev, buf, dma_q);
+ dev->usb_ctl.vid_buf = buf;
+ v4l2->capture_type = 3;
+ }
+
+ if (v4l2->capture_type == 3 && buf && data_len > 0)
+ em28xx_copy_video(dev, buf, data_pkt, data_len);
+}
+
+/*
+ * Process data packet according to the em25xx/em276x/7x/8x frame data format
+ */
+static inline void process_frame_data_em25xx(struct em28xx *dev,
+ unsigned char *data_pkt,
+ unsigned int data_len)
+{
+ struct em28xx_buffer *buf = dev->usb_ctl.vid_buf;
+ struct em28xx_dmaqueue *dmaq = &dev->vidq;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ bool frame_end = false;
+
+ /* Check for header */
+ /*
+ * NOTE: at least with bulk transfers, only the first packet
+ * has a header and has always set the FRAME_END bit
+ */
+ if (data_len >= 2) { /* em25xx header is only 2 bytes long */
+ if ((data_pkt[0] == EM25XX_FRMDATAHDR_BYTE1) &&
+ ((data_pkt[1] & ~EM25XX_FRMDATAHDR_BYTE2_MASK) == 0x00)) {
+ v4l2->top_field = !(data_pkt[1] &
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_ID);
+ frame_end = data_pkt[1] &
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_END;
+ data_pkt += 2;
+ data_len -= 2;
+ }
+
+ /* Finish field and prepare next (BULK only) */
+ if (dev->analog_xfer_bulk && frame_end) {
+ buf = finish_field_prepare_next(dev, buf, dmaq);
+ dev->usb_ctl.vid_buf = buf;
+ }
+ /*
+ * NOTE: in ISOC mode when a new frame starts and buf==NULL,
+ * we COULD already prepare a buffer here to avoid skipping the
+ * first frame.
+ */
+ }
+
+ /* Copy data */
+ if (buf && data_len > 0)
+ em28xx_copy_video(dev, buf, data_pkt, data_len);
+
+ /* Finish frame (ISOC only) => avoids lag of 1 frame */
+ if (!dev->analog_xfer_bulk && frame_end) {
+ buf = finish_field_prepare_next(dev, buf, dmaq);
+ dev->usb_ctl.vid_buf = buf;
+ }
+
+ /*
+ * NOTES:
+ *
+ * 1) Tested with USB bulk transfers only !
+ * The wording in the datasheet suggests that isoc might work different.
+ * The current code assumes that with isoc transfers each packet has a
+ * header like with the other em28xx devices.
+ *
+ * 2) Support for interlaced mode is pure theory. It has not been
+ * tested and it is unknown if these devices actually support it.
+ */
+}
+
+/* Processes and copies the URB data content (video and VBI data) */
+static inline int em28xx_urb_data_copy(struct em28xx *dev, struct urb *urb)
+{
+ int xfer_bulk, num_packets, i;
+ unsigned char *usb_data_pkt;
+ unsigned int usb_data_len;
+
+ if (!dev)
+ return 0;
+
+ if (dev->disconnected)
+ return 0;
+
+ if (urb->status < 0)
+ print_err_status(dev, -1, urb->status);
+
+ xfer_bulk = usb_pipebulk(urb->pipe);
+
+ if (xfer_bulk) /* bulk */
+ num_packets = 1;
+ else /* isoc */
+ num_packets = urb->number_of_packets;
+
+ for (i = 0; i < num_packets; i++) {
+ if (xfer_bulk) { /* bulk */
+ usb_data_len = urb->actual_length;
+
+ usb_data_pkt = urb->transfer_buffer;
+ } else { /* isoc */
+ if (urb->iso_frame_desc[i].status < 0) {
+ print_err_status(dev, i,
+ urb->iso_frame_desc[i].status);
+ if (urb->iso_frame_desc[i].status != -EPROTO)
+ continue;
+ }
+
+ usb_data_len = urb->iso_frame_desc[i].actual_length;
+ if (usb_data_len > dev->max_pkt_size) {
+ em28xx_isocdbg("packet bigger than packet size");
+ continue;
+ }
+
+ usb_data_pkt = urb->transfer_buffer +
+ urb->iso_frame_desc[i].offset;
+ }
+
+ if (usb_data_len == 0) {
+ /* NOTE: happens very often with isoc transfers */
+ /* em28xx_usbdbg("packet %d is empty",i); - spammy */
+ continue;
+ }
+
+ if (dev->is_em25xx)
+ process_frame_data_em25xx(dev,
+ usb_data_pkt, usb_data_len);
+ else
+ process_frame_data_em28xx(dev,
+ usb_data_pkt, usb_data_len);
+ }
+ return 1;
+}
+
+static int get_resource(enum v4l2_buf_type f_type)
+{
+ switch (f_type) {
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+ return EM28XX_RESOURCE_VIDEO;
+ case V4L2_BUF_TYPE_VBI_CAPTURE:
+ return EM28XX_RESOURCE_VBI;
+ default:
+ WARN_ON(1);
+ return -1; /* Indicate that device is busy */
+ }
+}
+
+/* Usage lock check functions */
+static int res_get(struct em28xx *dev, enum v4l2_buf_type f_type)
+{
+ int res_type = get_resource(f_type);
+
+ /* is it free? */
+ if (dev->resources & res_type) {
+ /* no, someone else uses it */
+ return -EBUSY;
+ }
+
+ /* it's free, grab it */
+ dev->resources |= res_type;
+ em28xx_videodbg("res: get %d\n", res_type);
+ return 0;
+}
+
+static void res_free(struct em28xx *dev, enum v4l2_buf_type f_type)
+{
+ int res_type = get_resource(f_type);
+
+ dev->resources &= ~res_type;
+ em28xx_videodbg("res: put %d\n", res_type);
+}
+
+static void em28xx_v4l2_media_release(struct em28xx *dev)
+{
+#ifdef CONFIG_MEDIA_CONTROLLER
+ int i;
+
+ for (i = 0; i < MAX_EM28XX_INPUT; i++) {
+ if (!INPUT(i)->type)
+ return;
+ media_device_unregister_entity(&dev->input_ent[i]);
+ }
+#endif
+}
+
+/*
+ * Media Controller helper functions
+ */
+
+static int em28xx_enable_analog_tuner(struct em28xx *dev)
+{
+#ifdef CONFIG_MEDIA_CONTROLLER
+ struct media_device *mdev = dev->media_dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct media_entity *source;
+ struct media_link *link, *found_link = NULL;
+ int ret, active_links = 0;
+
+ if (!mdev || !v4l2->decoder)
+ return 0;
+
+ /*
+ * This will find the tuner that is connected into the decoder.
+ * Technically, this is not 100% correct, as the device may be
+ * using an analog input instead of the tuner. However, as we can't
+ * do DVB streaming while the DMA engine is being used for V4L2,
+ * this should be enough for the actual needs.
+ */
+ list_for_each_entry(link, &v4l2->decoder->links, list) {
+ if (link->sink->entity == v4l2->decoder) {
+ found_link = link;
+ if (link->flags & MEDIA_LNK_FL_ENABLED)
+ active_links++;
+ break;
+ }
+ }
+
+ if (active_links == 1 || !found_link)
+ return 0;
+
+ source = found_link->source->entity;
+ list_for_each_entry(link, &source->links, list) {
+ struct media_entity *sink;
+ int flags = 0;
+
+ sink = link->sink->entity;
+
+ if (sink == v4l2->decoder)
+ flags = MEDIA_LNK_FL_ENABLED;
+
+ ret = media_entity_setup_link(link, flags);
+ if (ret) {
+ dev_err(&dev->intf->dev,
+ "Couldn't change link %s->%s to %s. Error %d\n",
+ source->name, sink->name,
+ flags ? "enabled" : "disabled",
+ ret);
+ return ret;
+ }
+
+ em28xx_videodbg("link %s->%s was %s\n",
+ source->name, sink->name,
+ flags ? "ENABLED" : "disabled");
+ }
+#endif
+ return 0;
+}
+
+static const char * const iname[] = {
+ [EM28XX_VMUX_COMPOSITE] = "Composite",
+ [EM28XX_VMUX_SVIDEO] = "S-Video",
+ [EM28XX_VMUX_TELEVISION] = "Television",
+ [EM28XX_RADIO] = "Radio",
+};
+
+static void em28xx_v4l2_create_entities(struct em28xx *dev)
+{
+#if defined(CONFIG_MEDIA_CONTROLLER)
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ int ret, i;
+
+ /* Initialize Video, VBI and Radio pads */
+ v4l2->video_pad.flags = MEDIA_PAD_FL_SINK;
+ ret = media_entity_pads_init(&v4l2->vdev.entity, 1, &v4l2->video_pad);
+ if (ret < 0)
+ dev_err(&dev->intf->dev,
+ "failed to initialize video media entity!\n");
+
+ if (em28xx_vbi_supported(dev)) {
+ v4l2->vbi_pad.flags = MEDIA_PAD_FL_SINK;
+ ret = media_entity_pads_init(&v4l2->vbi_dev.entity, 1,
+ &v4l2->vbi_pad);
+ if (ret < 0)
+ dev_err(&dev->intf->dev,
+ "failed to initialize vbi media entity!\n");
+ }
+
+ /* Webcams don't have input connectors */
+ if (dev->is_webcam)
+ return;
+
+ /* Create entities for each input connector */
+ for (i = 0; i < MAX_EM28XX_INPUT; i++) {
+ struct media_entity *ent = &dev->input_ent[i];
+
+ if (!INPUT(i)->type)
+ break;
+
+ ent->name = iname[INPUT(i)->type];
+ ent->flags = MEDIA_ENT_FL_CONNECTOR;
+ dev->input_pad[i].flags = MEDIA_PAD_FL_SOURCE;
+
+ switch (INPUT(i)->type) {
+ case EM28XX_VMUX_COMPOSITE:
+ ent->function = MEDIA_ENT_F_CONN_COMPOSITE;
+ break;
+ case EM28XX_VMUX_SVIDEO:
+ ent->function = MEDIA_ENT_F_CONN_SVIDEO;
+ break;
+ default: /* EM28XX_VMUX_TELEVISION or EM28XX_RADIO */
+ if (dev->tuner_type != TUNER_ABSENT)
+ ent->function = MEDIA_ENT_F_CONN_RF;
+ break;
+ }
+
+ ret = media_entity_pads_init(ent, 1, &dev->input_pad[i]);
+ if (ret < 0)
+ dev_err(&dev->intf->dev,
+ "failed to initialize input pad[%d]!\n", i);
+
+ ret = media_device_register_entity(dev->media_dev, ent);
+ if (ret < 0)
+ dev_err(&dev->intf->dev,
+ "failed to register input entity %d!\n", i);
+ }
+#endif
+}
+
+/*
+ * Videobuf2 operations
+ */
+
+static int queue_setup(struct vb2_queue *vq,
+ unsigned int *nbuffers, unsigned int *nplanes,
+ unsigned int sizes[], struct device *alloc_devs[])
+{
+ struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ unsigned long size =
+ (v4l2->width * v4l2->height * v4l2->format->depth + 7) >> 3;
+
+ if (*nplanes)
+ return sizes[0] < size ? -EINVAL : 0;
+ *nplanes = 1;
+ sizes[0] = size;
+
+ em28xx_enable_analog_tuner(dev);
+
+ return 0;
+}
+
+static int
+buffer_prepare(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct em28xx *dev = vb2_get_drv_priv(vb->vb2_queue);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ unsigned long size;
+
+ em28xx_videodbg("%s, field=%d\n", __func__, vbuf->field);
+
+ size = (v4l2->width * v4l2->height * v4l2->format->depth + 7) >> 3;
+
+ if (vb2_plane_size(vb, 0) < size) {
+ em28xx_videodbg("%s data will not fit into plane (%lu < %lu)\n",
+ __func__, vb2_plane_size(vb, 0), size);
+ return -EINVAL;
+ }
+ vb2_set_plane_payload(vb, 0, size);
+
+ return 0;
+}
+
+int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
+{
+ struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct v4l2_frequency f;
+ struct v4l2_fh *owner;
+ int rc = 0;
+
+ em28xx_videodbg("%s\n", __func__);
+
+ dev->v4l2->field_count = 0;
+
+ /*
+ * Make sure streaming is not already in progress for this type
+ * of filehandle (e.g. video, vbi)
+ */
+ rc = res_get(dev, vq->type);
+ if (rc)
+ return rc;
+
+ if (v4l2->streaming_users == 0) {
+ /* First active streaming user, so allocate all the URBs */
+
+ /* Allocate the USB bandwidth */
+ em28xx_set_alternate(dev);
+
+ /*
+ * Needed, since GPIO might have disabled power of
+ * some i2c device
+ */
+ em28xx_wake_i2c(dev);
+
+ v4l2->capture_type = -1;
+ rc = em28xx_init_usb_xfer(dev, EM28XX_ANALOG_MODE,
+ dev->analog_xfer_bulk,
+ EM28XX_NUM_BUFS,
+ dev->max_pkt_size,
+ dev->packet_multiplier,
+ em28xx_urb_data_copy);
+ if (rc < 0)
+ return rc;
+
+ /*
+ * djh: it's not clear whether this code is still needed. I'm
+ * leaving it in here for now entirely out of concern for
+ * backward compatibility (the old code did it)
+ */
+
+ /* Ask tuner to go to analog or radio mode */
+ memset(&f, 0, sizeof(f));
+ f.frequency = v4l2->frequency;
+ owner = (struct v4l2_fh *)vq->owner;
+ if (owner && owner->vdev->vfl_type == VFL_TYPE_RADIO)
+ f.type = V4L2_TUNER_RADIO;
+ else
+ f.type = V4L2_TUNER_ANALOG_TV;
+ v4l2_device_call_all(&v4l2->v4l2_dev,
+ 0, tuner, s_frequency, &f);
+
+ /* Enable video stream at TV decoder */
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, video, s_stream, 1);
+ }
+
+ v4l2->streaming_users++;
+
+ return rc;
+}
+
+static void em28xx_stop_streaming(struct vb2_queue *vq)
+{
+ struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct em28xx_dmaqueue *vidq = &dev->vidq;
+ unsigned long flags = 0;
+
+ em28xx_videodbg("%s\n", __func__);
+
+ res_free(dev, vq->type);
+
+ if (v4l2->streaming_users-- == 1) {
+ /* Disable video stream at TV decoder */
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, video, s_stream, 0);
+
+ /* Last active user, so shutdown all the URBS */
+ em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE);
+ }
+
+ spin_lock_irqsave(&dev->slock, flags);
+ if (dev->usb_ctl.vid_buf) {
+ vb2_buffer_done(&dev->usb_ctl.vid_buf->vb.vb2_buf,
+ VB2_BUF_STATE_ERROR);
+ dev->usb_ctl.vid_buf = NULL;
+ }
+ while (!list_empty(&vidq->active)) {
+ struct em28xx_buffer *buf;
+
+ buf = list_entry(vidq->active.next, struct em28xx_buffer, list);
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+void em28xx_stop_vbi_streaming(struct vb2_queue *vq)
+{
+ struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct em28xx_dmaqueue *vbiq = &dev->vbiq;
+ unsigned long flags = 0;
+
+ em28xx_videodbg("%s\n", __func__);
+
+ res_free(dev, vq->type);
+
+ if (v4l2->streaming_users-- == 1) {
+ /* Disable video stream at TV decoder */
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, video, s_stream, 0);
+
+ /* Last active user, so shutdown all the URBS */
+ em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE);
+ }
+
+ spin_lock_irqsave(&dev->slock, flags);
+ if (dev->usb_ctl.vbi_buf) {
+ vb2_buffer_done(&dev->usb_ctl.vbi_buf->vb.vb2_buf,
+ VB2_BUF_STATE_ERROR);
+ dev->usb_ctl.vbi_buf = NULL;
+ }
+ while (!list_empty(&vbiq->active)) {
+ struct em28xx_buffer *buf;
+
+ buf = list_entry(vbiq->active.next, struct em28xx_buffer, list);
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+static void
+buffer_queue(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct em28xx *dev = vb2_get_drv_priv(vb->vb2_queue);
+ struct em28xx_buffer *buf =
+ container_of(vbuf, struct em28xx_buffer, vb);
+ struct em28xx_dmaqueue *vidq = &dev->vidq;
+ unsigned long flags = 0;
+
+ em28xx_videodbg("%s\n", __func__);
+ buf->mem = vb2_plane_vaddr(vb, 0);
+ buf->length = vb2_plane_size(vb, 0);
+
+ spin_lock_irqsave(&dev->slock, flags);
+ list_add_tail(&buf->list, &vidq->active);
+ spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+static const struct vb2_ops em28xx_video_qops = {
+ .queue_setup = queue_setup,
+ .buf_prepare = buffer_prepare,
+ .buf_queue = buffer_queue,
+ .start_streaming = em28xx_start_analog_streaming,
+ .stop_streaming = em28xx_stop_streaming,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+};
+
+static int em28xx_vb2_setup(struct em28xx *dev)
+{
+ int rc;
+ struct vb2_queue *q;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ /* Setup Videobuf2 for Video capture */
+ q = &v4l2->vb_vidq;
+ q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->drv_priv = dev;
+ q->buf_struct_size = sizeof(struct em28xx_buffer);
+ q->ops = &em28xx_video_qops;
+ q->mem_ops = &vb2_vmalloc_memops;
+
+ rc = vb2_queue_init(q);
+ if (rc < 0)
+ return rc;
+
+ /* Setup Videobuf2 for VBI capture */
+ q = &v4l2->vb_vbiq;
+ q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->drv_priv = dev;
+ q->buf_struct_size = sizeof(struct em28xx_buffer);
+ q->ops = &em28xx_vbi_qops;
+ q->mem_ops = &vb2_vmalloc_memops;
+
+ rc = vb2_queue_init(q);
+ if (rc < 0)
+ return rc;
+
+ return 0;
+}
+
+/*
+ * v4l2 interface
+ */
+
+static void video_mux(struct em28xx *dev, int index)
+{
+ struct v4l2_device *v4l2_dev = &dev->v4l2->v4l2_dev;
+
+ dev->ctl_input = index;
+ dev->ctl_ainput = INPUT(index)->amux;
+ dev->ctl_aoutput = INPUT(index)->aout;
+
+ if (!dev->ctl_aoutput)
+ dev->ctl_aoutput = EM28XX_AOUT_MASTER;
+
+ v4l2_device_call_all(v4l2_dev, 0, video, s_routing,
+ INPUT(index)->vmux, 0, 0);
+
+ if (dev->has_msp34xx) {
+ if (dev->i2s_speed) {
+ v4l2_device_call_all(v4l2_dev, 0, audio,
+ s_i2s_clock_freq, dev->i2s_speed);
+ }
+ /* Note: this is msp3400 specific */
+ v4l2_device_call_all(v4l2_dev, 0, audio, s_routing,
+ dev->ctl_ainput,
+ MSP_OUTPUT(MSP_SC_IN_DSP_SCART1), 0);
+ }
+
+ if (dev->board.adecoder != EM28XX_NOADECODER) {
+ v4l2_device_call_all(v4l2_dev, 0, audio, s_routing,
+ dev->ctl_ainput, dev->ctl_aoutput, 0);
+ }
+
+ em28xx_audio_analog_set(dev);
+}
+
+static void em28xx_ctrl_notify(struct v4l2_ctrl *ctrl, void *priv)
+{
+ struct em28xx *dev = priv;
+
+ /*
+ * In the case of non-AC97 volume controls, we still need
+ * to do some setups at em28xx, in order to mute/unmute
+ * and to adjust audio volume. However, the value ranges
+ * should be checked by the corresponding V4L subdriver.
+ */
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ dev->mute = ctrl->val;
+ em28xx_audio_analog_set(dev);
+ break;
+ case V4L2_CID_AUDIO_VOLUME:
+ dev->volume = ctrl->val;
+ em28xx_audio_analog_set(dev);
+ break;
+ }
+}
+
+static int em28xx_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct em28xx_v4l2 *v4l2 =
+ container_of(ctrl->handler, struct em28xx_v4l2, ctrl_handler);
+ struct em28xx *dev = v4l2->dev;
+ int ret = -EINVAL;
+
+ switch (ctrl->id) {
+ case V4L2_CID_AUDIO_MUTE:
+ dev->mute = ctrl->val;
+ ret = em28xx_audio_analog_set(dev);
+ break;
+ case V4L2_CID_AUDIO_VOLUME:
+ dev->volume = ctrl->val;
+ ret = em28xx_audio_analog_set(dev);
+ break;
+ case V4L2_CID_CONTRAST:
+ ret = em28xx_write_reg(dev, EM28XX_R20_YGAIN, ctrl->val);
+ break;
+ case V4L2_CID_BRIGHTNESS:
+ ret = em28xx_write_reg(dev, EM28XX_R21_YOFFSET, ctrl->val);
+ break;
+ case V4L2_CID_SATURATION:
+ ret = em28xx_write_reg(dev, EM28XX_R22_UVGAIN, ctrl->val);
+ break;
+ case V4L2_CID_BLUE_BALANCE:
+ ret = em28xx_write_reg(dev, EM28XX_R23_UOFFSET, ctrl->val);
+ break;
+ case V4L2_CID_RED_BALANCE:
+ ret = em28xx_write_reg(dev, EM28XX_R24_VOFFSET, ctrl->val);
+ break;
+ case V4L2_CID_SHARPNESS:
+ ret = em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, ctrl->val);
+ break;
+ }
+
+ return (ret < 0) ? ret : 0;
+}
+
+static const struct v4l2_ctrl_ops em28xx_ctrl_ops = {
+ .s_ctrl = em28xx_s_ctrl,
+};
+
+static void size_to_scale(struct em28xx *dev,
+ unsigned int width, unsigned int height,
+ unsigned int *hscale, unsigned int *vscale)
+{
+ unsigned int maxw = norm_maxw(dev);
+ unsigned int maxh = norm_maxh(dev);
+
+ *hscale = (((unsigned long)maxw) << 12) / width - 4096L;
+ if (*hscale > EM28XX_HVSCALE_MAX)
+ *hscale = EM28XX_HVSCALE_MAX;
+
+ *vscale = (((unsigned long)maxh) << 12) / height - 4096L;
+ if (*vscale > EM28XX_HVSCALE_MAX)
+ *vscale = EM28XX_HVSCALE_MAX;
+}
+
+static void scale_to_size(struct em28xx *dev,
+ unsigned int hscale, unsigned int vscale,
+ unsigned int *width, unsigned int *height)
+{
+ unsigned int maxw = norm_maxw(dev);
+ unsigned int maxh = norm_maxh(dev);
+
+ *width = (((unsigned long)maxw) << 12) / (hscale + 4096L);
+ *height = (((unsigned long)maxh) << 12) / (vscale + 4096L);
+
+ /* Don't let width or height to be zero */
+ if (*width < 1)
+ *width = 1;
+ if (*height < 1)
+ *height = 1;
+}
+
+/*
+ * IOCTL vidioc handling
+ */
+
+static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ f->fmt.pix.width = v4l2->width;
+ f->fmt.pix.height = v4l2->height;
+ f->fmt.pix.pixelformat = v4l2->format->fourcc;
+ f->fmt.pix.bytesperline = (v4l2->width * v4l2->format->depth + 7) >> 3;
+ f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * v4l2->height;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+
+ /* FIXME: TOP? NONE? BOTTOM? ALTENATE? */
+ if (v4l2->progressive)
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+ else
+ f->fmt.pix.field = v4l2->interlaced_fieldmode ?
+ V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP;
+ return 0;
+}
+
+static struct em28xx_fmt *format_by_fourcc(unsigned int fourcc)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(format); i++)
+ if (format[i].fourcc == fourcc)
+ return &format[i];
+
+ return NULL;
+}
+
+static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ unsigned int width = f->fmt.pix.width;
+ unsigned int height = f->fmt.pix.height;
+ unsigned int maxw = norm_maxw(dev);
+ unsigned int maxh = norm_maxh(dev);
+ unsigned int hscale, vscale;
+ struct em28xx_fmt *fmt;
+
+ fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+ if (!fmt) {
+ fmt = &format[0];
+ em28xx_videodbg("Fourcc format (%08x) invalid. Using default (%08x).\n",
+ f->fmt.pix.pixelformat, fmt->fourcc);
+ }
+
+ if (dev->board.is_em2800) {
+ /* the em2800 can only scale down to 50% */
+ height = height > (3 * maxh / 4) ? maxh : maxh / 2;
+ width = width > (3 * maxw / 4) ? maxw : maxw / 2;
+ /*
+ * MaxPacketSize for em2800 is too small to capture at full
+ * resolution use half of maxw as the scaler can only scale
+ * to 50%
+ */
+ if (width == maxw && height == maxh)
+ width /= 2;
+ } else {
+ /*
+ * width must even because of the YUYV format
+ * height must be even because of interlacing
+ */
+ v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh,
+ 1, 0);
+ }
+ /* Avoid division by zero at size_to_scale */
+ if (width < 1)
+ width = 1;
+ if (height < 1)
+ height = 1;
+
+ size_to_scale(dev, width, height, &hscale, &vscale);
+ scale_to_size(dev, hscale, vscale, &width, &height);
+
+ f->fmt.pix.width = width;
+ f->fmt.pix.height = height;
+ f->fmt.pix.pixelformat = fmt->fourcc;
+ f->fmt.pix.bytesperline = (width * fmt->depth + 7) >> 3;
+ f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ if (v4l2->progressive)
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+ else
+ f->fmt.pix.field = v4l2->interlaced_fieldmode ?
+ V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP;
+
+ return 0;
+}
+
+static int em28xx_set_video_format(struct em28xx *dev, unsigned int fourcc,
+ unsigned int width, unsigned int height)
+{
+ struct em28xx_fmt *fmt;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ fmt = format_by_fourcc(fourcc);
+ if (!fmt)
+ return -EINVAL;
+
+ v4l2->format = fmt;
+ v4l2->width = width;
+ v4l2->height = height;
+
+ /* set new image size */
+ size_to_scale(dev, v4l2->width, v4l2->height,
+ &v4l2->hscale, &v4l2->vscale);
+
+ em28xx_resolution_set(dev);
+
+ return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (vb2_is_busy(&v4l2->vb_vidq))
+ return -EBUSY;
+
+ vidioc_try_fmt_vid_cap(file, priv, f);
+
+ return em28xx_set_video_format(dev, f->fmt.pix.pixelformat,
+ f->fmt.pix.width, f->fmt.pix.height);
+}
+
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ *norm = dev->v4l2->norm;
+
+ return 0;
+}
+
+static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *norm)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, video, querystd, norm);
+
+ return 0;
+}
+
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct v4l2_format f;
+
+ if (norm == v4l2->norm)
+ return 0;
+
+ if (v4l2->streaming_users > 0)
+ return -EBUSY;
+
+ v4l2->norm = norm;
+
+ /* Adjusts width/height, if needed */
+ f.fmt.pix.width = 720;
+ f.fmt.pix.height = (norm & V4L2_STD_525_60) ? 480 : 576;
+ vidioc_try_fmt_vid_cap(file, priv, &f);
+
+ /* set new image size */
+ v4l2->width = f.fmt.pix.width;
+ v4l2->height = f.fmt.pix.height;
+ size_to_scale(dev, v4l2->width, v4l2->height,
+ &v4l2->hscale, &v4l2->vscale);
+
+ em28xx_resolution_set(dev);
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, video, s_std, v4l2->norm);
+
+ return 0;
+}
+
+static int vidioc_g_parm(struct file *file, void *priv,
+ struct v4l2_streamparm *p)
+{
+ struct v4l2_subdev_frame_interval ival = { 0 };
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ int rc = 0;
+
+ if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ return -EINVAL;
+
+ p->parm.capture.readbuffers = EM28XX_MIN_BUF;
+ p->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
+ if (dev->is_webcam) {
+ rc = v4l2_device_call_until_err(&v4l2->v4l2_dev, 0,
+ video, g_frame_interval, &ival);
+ if (!rc)
+ p->parm.capture.timeperframe = ival.interval;
+ } else {
+ v4l2_video_std_frame_period(v4l2->norm,
+ &p->parm.capture.timeperframe);
+ }
+
+ return rc;
+}
+
+static int vidioc_s_parm(struct file *file, void *priv,
+ struct v4l2_streamparm *p)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct v4l2_subdev_frame_interval ival = {
+ 0,
+ p->parm.capture.timeperframe
+ };
+ int rc = 0;
+
+ if (!dev->is_webcam)
+ return -ENOTTY;
+
+ if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ return -EINVAL;
+
+ memset(&p->parm, 0, sizeof(p->parm));
+ p->parm.capture.readbuffers = EM28XX_MIN_BUF;
+ p->parm.capture.capability = V4L2_CAP_TIMEPERFRAME;
+ rc = v4l2_device_call_until_err(&dev->v4l2->v4l2_dev, 0,
+ video, s_frame_interval, &ival);
+ if (!rc)
+ p->parm.capture.timeperframe = ival.interval;
+ return rc;
+}
+
+static int vidioc_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
+{
+ struct em28xx *dev = video_drvdata(file);
+ unsigned int n;
+ int j;
+
+ n = i->index;
+ if (n >= MAX_EM28XX_INPUT)
+ return -EINVAL;
+ if (!INPUT(n)->type)
+ return -EINVAL;
+
+ i->type = V4L2_INPUT_TYPE_CAMERA;
+
+ strscpy(i->name, iname[INPUT(n)->type], sizeof(i->name));
+
+ if (INPUT(n)->type == EM28XX_VMUX_TELEVISION)
+ i->type = V4L2_INPUT_TYPE_TUNER;
+
+ i->std = dev->v4l2->vdev.tvnorms;
+ /* webcams do not have the STD API */
+ if (dev->is_webcam)
+ i->capabilities = 0;
+
+ /* Dynamically generates an audioset bitmask */
+ i->audioset = 0;
+ for (j = 0; j < MAX_EM28XX_INPUT; j++)
+ if (dev->amux_map[j] != EM28XX_AMUX_UNUSED)
+ i->audioset |= 1 << j;
+
+ return 0;
+}
+
+static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ *i = dev->ctl_input;
+
+ return 0;
+}
+
+static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ if (i >= MAX_EM28XX_INPUT)
+ return -EINVAL;
+ if (!INPUT(i)->type)
+ return -EINVAL;
+
+ video_mux(dev, i);
+ return 0;
+}
+
+static int em28xx_fill_audio_input(struct em28xx *dev,
+ const char *s,
+ struct v4l2_audio *a,
+ unsigned int index)
+{
+ unsigned int idx = dev->amux_map[index];
+
+ /*
+ * With msp3400, almost all mappings use the default (amux = 0).
+ * The only one may use a different value is WinTV USB2, where it
+ * can also be SCART1 input.
+ * As it is very doubtful that we would see new boards with msp3400,
+ * let's just reuse the existing switch.
+ */
+ if (dev->has_msp34xx && idx != EM28XX_AMUX_UNUSED)
+ idx = EM28XX_AMUX_LINE_IN;
+
+ switch (idx) {
+ case EM28XX_AMUX_VIDEO:
+ strscpy(a->name, "Television", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_LINE_IN:
+ strscpy(a->name, "Line In", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_VIDEO2:
+ strscpy(a->name, "Television alt", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_PHONE:
+ strscpy(a->name, "Phone", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_MIC:
+ strscpy(a->name, "Mic", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_CD:
+ strscpy(a->name, "CD", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_AUX:
+ strscpy(a->name, "Aux", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_PCM_OUT:
+ strscpy(a->name, "PCM", sizeof(a->name));
+ break;
+ case EM28XX_AMUX_UNUSED:
+ default:
+ return -EINVAL;
+ }
+ a->index = index;
+ a->capability = V4L2_AUDCAP_STEREO;
+
+ em28xx_videodbg("%s: audio input index %d is '%s'\n",
+ s, a->index, a->name);
+
+ return 0;
+}
+
+static int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *a)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ if (a->index >= MAX_EM28XX_INPUT)
+ return -EINVAL;
+
+ return em28xx_fill_audio_input(dev, __func__, a, a->index);
+}
+
+static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
+{
+ struct em28xx *dev = video_drvdata(file);
+ int i;
+
+ for (i = 0; i < MAX_EM28XX_INPUT; i++)
+ if (dev->ctl_ainput == dev->amux_map[i])
+ return em28xx_fill_audio_input(dev, __func__, a, i);
+
+ /* Should never happen! */
+ return -EINVAL;
+}
+
+static int vidioc_s_audio(struct file *file, void *priv,
+ const struct v4l2_audio *a)
+{
+ struct em28xx *dev = video_drvdata(file);
+ int idx, i;
+
+ if (a->index >= MAX_EM28XX_INPUT)
+ return -EINVAL;
+
+ idx = dev->amux_map[a->index];
+
+ if (idx == EM28XX_AMUX_UNUSED)
+ return -EINVAL;
+
+ dev->ctl_ainput = idx;
+
+ /*
+ * FIXME: This is wrong, as different inputs at em28xx_cards
+ * may have different audio outputs. So, the right thing
+ * to do is to implement VIDIOC_G_AUDOUT/VIDIOC_S_AUDOUT.
+ * With the current board definitions, this would work fine,
+ * as, currently, all boards fit.
+ */
+ for (i = 0; i < MAX_EM28XX_INPUT; i++)
+ if (idx == dev->amux_map[i])
+ break;
+ if (i == MAX_EM28XX_INPUT)
+ return -EINVAL;
+
+ dev->ctl_aoutput = INPUT(i)->aout;
+
+ if (!dev->ctl_aoutput)
+ dev->ctl_aoutput = EM28XX_AOUT_MASTER;
+
+ em28xx_videodbg("%s: set audio input to %d\n", __func__,
+ dev->ctl_ainput);
+
+ return 0;
+}
+
+static int vidioc_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ if (t->index != 0)
+ return -EINVAL;
+
+ strscpy(t->name, "Tuner", sizeof(t->name));
+
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, g_tuner, t);
+ return 0;
+}
+
+static int vidioc_s_tuner(struct file *file, void *priv,
+ const struct v4l2_tuner *t)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ if (t->index != 0)
+ return -EINVAL;
+
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, s_tuner, t);
+ return 0;
+}
+
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (f->tuner != 0)
+ return -EINVAL;
+
+ f->frequency = v4l2->frequency;
+ return 0;
+}
+
+static int vidioc_s_frequency(struct file *file, void *priv,
+ const struct v4l2_frequency *f)
+{
+ struct v4l2_frequency new_freq = *f;
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (f->tuner != 0)
+ return -EINVAL;
+
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, s_frequency, f);
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, g_frequency, &new_freq);
+ v4l2->frequency = new_freq.frequency;
+
+ return 0;
+}
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int vidioc_g_chip_info(struct file *file, void *priv,
+ struct v4l2_dbg_chip_info *chip)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ if (chip->match.addr > 1)
+ return -EINVAL;
+ if (chip->match.addr == 1)
+ strscpy(chip->name, "ac97", sizeof(chip->name));
+ else
+ strscpy(chip->name,
+ dev->v4l2->v4l2_dev.name, sizeof(chip->name));
+ return 0;
+}
+
+static int em28xx_reg_len(int reg)
+{
+ switch (reg) {
+ case EM28XX_R40_AC97LSB:
+ case EM28XX_R30_HSCALELOW:
+ case EM28XX_R32_VSCALELOW:
+ return 2;
+ default:
+ return 1;
+ }
+}
+
+static int vidioc_g_register(struct file *file, void *priv,
+ struct v4l2_dbg_register *reg)
+{
+ struct em28xx *dev = video_drvdata(file);
+ int ret;
+
+ if (reg->match.addr > 1)
+ return -EINVAL;
+ if (reg->match.addr) {
+ ret = em28xx_read_ac97(dev, reg->reg);
+ if (ret < 0)
+ return ret;
+
+ reg->val = ret;
+ reg->size = 1;
+ return 0;
+ }
+
+ /* Match host */
+ reg->size = em28xx_reg_len(reg->reg);
+ if (reg->size == 1) {
+ ret = em28xx_read_reg(dev, reg->reg);
+
+ if (ret < 0)
+ return ret;
+
+ reg->val = ret;
+ } else {
+ __le16 val = 0;
+
+ ret = dev->em28xx_read_reg_req_len(dev, USB_REQ_GET_STATUS,
+ reg->reg, (char *)&val, 2);
+ if (ret < 0)
+ return ret;
+
+ reg->val = le16_to_cpu(val);
+ }
+
+ return 0;
+}
+
+static int vidioc_s_register(struct file *file, void *priv,
+ const struct v4l2_dbg_register *reg)
+{
+ struct em28xx *dev = video_drvdata(file);
+ __le16 buf;
+
+ if (reg->match.addr > 1)
+ return -EINVAL;
+ if (reg->match.addr)
+ return em28xx_write_ac97(dev, reg->reg, reg->val);
+
+ /* Match host */
+ buf = cpu_to_le16(reg->val);
+
+ return em28xx_write_regs(dev, reg->reg, (char *)&buf,
+ em28xx_reg_len(reg->reg));
+}
+#endif
+
+static int vidioc_querycap(struct file *file, void *priv,
+ struct v4l2_capability *cap)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+
+ strscpy(cap->driver, "em28xx", sizeof(cap->driver));
+ strscpy(cap->card, em28xx_boards[dev->model].name, sizeof(cap->card));
+ usb_make_path(udev, cap->bus_info, sizeof(cap->bus_info));
+
+ cap->capabilities = V4L2_CAP_DEVICE_CAPS | V4L2_CAP_READWRITE |
+ V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+ if (dev->int_audio_type != EM28XX_INT_AUDIO_NONE)
+ cap->capabilities |= V4L2_CAP_AUDIO;
+ if (dev->tuner_type != TUNER_ABSENT)
+ cap->capabilities |= V4L2_CAP_TUNER;
+ if (video_is_registered(&v4l2->vbi_dev))
+ cap->capabilities |= V4L2_CAP_VBI_CAPTURE;
+ if (video_is_registered(&v4l2->radio_dev))
+ cap->capabilities |= V4L2_CAP_RADIO;
+ return 0;
+}
+
+static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
+{
+ if (unlikely(f->index >= ARRAY_SIZE(format)))
+ return -EINVAL;
+
+ f->pixelformat = format[f->index].fourcc;
+
+ return 0;
+}
+
+static int vidioc_enum_framesizes(struct file *file, void *priv,
+ struct v4l2_frmsizeenum *fsize)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_fmt *fmt;
+ unsigned int maxw = norm_maxw(dev);
+ unsigned int maxh = norm_maxh(dev);
+
+ fmt = format_by_fourcc(fsize->pixel_format);
+ if (!fmt) {
+ em28xx_videodbg("Fourcc format (%08x) invalid.\n",
+ fsize->pixel_format);
+ return -EINVAL;
+ }
+
+ if (dev->board.is_em2800) {
+ if (fsize->index > 1)
+ return -EINVAL;
+ fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE;
+ fsize->discrete.width = maxw / (1 + fsize->index);
+ fsize->discrete.height = maxh / (1 + fsize->index);
+ return 0;
+ }
+
+ if (fsize->index != 0)
+ return -EINVAL;
+
+ /* Report a continuous range */
+ fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
+ scale_to_size(dev, EM28XX_HVSCALE_MAX, EM28XX_HVSCALE_MAX,
+ &fsize->stepwise.min_width, &fsize->stepwise.min_height);
+ if (fsize->stepwise.min_width < 48)
+ fsize->stepwise.min_width = 48;
+ if (fsize->stepwise.min_height < 38)
+ fsize->stepwise.min_height = 38;
+ fsize->stepwise.max_width = maxw;
+ fsize->stepwise.max_height = maxh;
+ fsize->stepwise.step_width = 1;
+ fsize->stepwise.step_height = 1;
+ return 0;
+}
+
+/* RAW VBI ioctls */
+
+static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv,
+ struct v4l2_format *format)
+{
+ struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ format->fmt.vbi.samples_per_line = v4l2->vbi_width;
+ format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
+ format->fmt.vbi.offset = 0;
+ format->fmt.vbi.flags = 0;
+ format->fmt.vbi.sampling_rate = 6750000 * 4 / 2;
+ format->fmt.vbi.count[0] = v4l2->vbi_height;
+ format->fmt.vbi.count[1] = v4l2->vbi_height;
+ memset(format->fmt.vbi.reserved, 0, sizeof(format->fmt.vbi.reserved));
+
+ /* Varies by video standard (NTSC, PAL, etc.) */
+ if (v4l2->norm & V4L2_STD_525_60) {
+ /* NTSC */
+ format->fmt.vbi.start[0] = 10;
+ format->fmt.vbi.start[1] = 273;
+ } else if (v4l2->norm & V4L2_STD_625_50) {
+ /* PAL */
+ format->fmt.vbi.start[0] = 6;
+ format->fmt.vbi.start[1] = 318;
+ }
+
+ return 0;
+}
+
+/*
+ * RADIO ESPECIFIC IOCTLS
+ */
+
+static int radio_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ if (unlikely(t->index > 0))
+ return -EINVAL;
+
+ strscpy(t->name, "Radio", sizeof(t->name));
+
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, g_tuner, t);
+
+ return 0;
+}
+
+static int radio_s_tuner(struct file *file, void *priv,
+ const struct v4l2_tuner *t)
+{
+ struct em28xx *dev = video_drvdata(file);
+
+ if (t->index != 0)
+ return -EINVAL;
+
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, s_tuner, t);
+
+ return 0;
+}
+
+/*
+ * em28xx_free_v4l2() - Free struct em28xx_v4l2
+ *
+ * @ref: struct kref for struct em28xx_v4l2
+ *
+ * Called when all users of struct em28xx_v4l2 are gone
+ */
+static void em28xx_free_v4l2(struct kref *ref)
+{
+ struct em28xx_v4l2 *v4l2 = container_of(ref, struct em28xx_v4l2, ref);
+
+ v4l2->dev->v4l2 = NULL;
+ kfree(v4l2);
+}
+
+/*
+ * em28xx_v4l2_open()
+ * inits the device and starts isoc transfer
+ */
+static int em28xx_v4l2_open(struct file *filp)
+{
+ struct video_device *vdev = video_devdata(filp);
+ struct em28xx *dev = video_drvdata(filp);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ enum v4l2_buf_type fh_type = 0;
+ int ret;
+
+ switch (vdev->vfl_type) {
+ case VFL_TYPE_VIDEO:
+ fh_type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ break;
+ case VFL_TYPE_VBI:
+ fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ break;
+ case VFL_TYPE_RADIO:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ em28xx_videodbg("open dev=%s type=%s users=%d\n",
+ video_device_node_name(vdev), v4l2_type_names[fh_type],
+ v4l2->users);
+
+ if (mutex_lock_interruptible(&dev->lock))
+ return -ERESTARTSYS;
+
+ ret = v4l2_fh_open(filp);
+ if (ret) {
+ dev_err(&dev->intf->dev,
+ "%s: v4l2_fh_open() returned error %d\n",
+ __func__, ret);
+ mutex_unlock(&dev->lock);
+ return ret;
+ }
+
+ if (v4l2->users == 0) {
+ em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
+
+ if (vdev->vfl_type != VFL_TYPE_RADIO)
+ em28xx_resolution_set(dev);
+
+ /*
+ * Needed, since GPIO might have disabled power
+ * of some i2c devices
+ */
+ em28xx_wake_i2c(dev);
+ }
+
+ if (vdev->vfl_type == VFL_TYPE_RADIO) {
+ em28xx_videodbg("video_open: setting radio device\n");
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, s_radio);
+ }
+
+ kref_get(&dev->ref);
+ kref_get(&v4l2->ref);
+ v4l2->users++;
+
+ mutex_unlock(&dev->lock);
+
+ return 0;
+}
+
+/*
+ * em28xx_v4l2_fini()
+ * unregisters the v4l2,i2c and usb devices
+ * called when the device gets disconnected or at module unload
+ */
+static int em28xx_v4l2_fini(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ if (!dev->has_video) {
+ /* This device does not support the v4l2 extension */
+ return 0;
+ }
+
+ if (!v4l2)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Closing video extension\n");
+
+ mutex_lock(&dev->lock);
+
+ v4l2_device_disconnect(&v4l2->v4l2_dev);
+
+ em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE);
+
+ em28xx_v4l2_media_release(dev);
+
+ if (video_is_registered(&v4l2->radio_dev)) {
+ dev_info(&dev->intf->dev, "V4L2 device %s deregistered\n",
+ video_device_node_name(&v4l2->radio_dev));
+ video_unregister_device(&v4l2->radio_dev);
+ }
+ if (video_is_registered(&v4l2->vbi_dev)) {
+ dev_info(&dev->intf->dev, "V4L2 device %s deregistered\n",
+ video_device_node_name(&v4l2->vbi_dev));
+ video_unregister_device(&v4l2->vbi_dev);
+ }
+ if (video_is_registered(&v4l2->vdev)) {
+ dev_info(&dev->intf->dev, "V4L2 device %s deregistered\n",
+ video_device_node_name(&v4l2->vdev));
+ video_unregister_device(&v4l2->vdev);
+ }
+
+ v4l2_ctrl_handler_free(&v4l2->ctrl_handler);
+ v4l2_device_unregister(&v4l2->v4l2_dev);
+
+ kref_put(&v4l2->ref, em28xx_free_v4l2);
+
+ mutex_unlock(&dev->lock);
+
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static int em28xx_v4l2_suspend(struct em28xx *dev)
+{
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->has_video)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Suspending video extension\n");
+ em28xx_stop_urbs(dev);
+ return 0;
+}
+
+static int em28xx_v4l2_resume(struct em28xx *dev)
+{
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->has_video)
+ return 0;
+
+ dev_info(&dev->intf->dev, "Resuming video extension\n");
+ /* what do we do here */
+ return 0;
+}
+
+/*
+ * em28xx_v4l2_close()
+ * stops streaming and deallocates all resources allocated by the v4l2
+ * calls and ioctls
+ */
+static int em28xx_v4l2_close(struct file *filp)
+{
+ struct em28xx *dev = video_drvdata(filp);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct usb_device *udev = interface_to_usbdev(dev->intf);
+ int err;
+
+ em28xx_videodbg("users=%d\n", v4l2->users);
+
+ vb2_fop_release(filp);
+ mutex_lock(&dev->lock);
+
+ if (v4l2->users == 1) {
+ /* No sense to try to write to the device */
+ if (dev->disconnected)
+ goto exit;
+
+ /* Save some power by putting tuner to sleep */
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, standby);
+
+ /* do this before setting alternate! */
+ em28xx_set_mode(dev, EM28XX_SUSPEND);
+
+ /* set alternate 0 */
+ dev->alt = 0;
+ em28xx_videodbg("setting alternate 0\n");
+ err = usb_set_interface(udev, 0, 0);
+ if (err < 0) {
+ dev_err(&dev->intf->dev,
+ "cannot change alternate number to 0 (error=%i)\n",
+ err);
+ }
+ }
+
+exit:
+ v4l2->users--;
+ kref_put(&v4l2->ref, em28xx_free_v4l2);
+ mutex_unlock(&dev->lock);
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static const struct v4l2_file_operations em28xx_v4l_fops = {
+ .owner = THIS_MODULE,
+ .open = em28xx_v4l2_open,
+ .release = em28xx_v4l2_close,
+ .read = vb2_fop_read,
+ .poll = vb2_fop_poll,
+ .mmap = vb2_fop_mmap,
+ .unlocked_ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+ .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+ .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+ .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+ .vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap,
+ .vidioc_try_fmt_vbi_cap = vidioc_g_fmt_vbi_cap,
+ .vidioc_s_fmt_vbi_cap = vidioc_g_fmt_vbi_cap,
+ .vidioc_enum_framesizes = vidioc_enum_framesizes,
+ .vidioc_enumaudio = vidioc_enumaudio,
+ .vidioc_g_audio = vidioc_g_audio,
+ .vidioc_s_audio = vidioc_s_audio,
+
+ .vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_create_bufs = vb2_ioctl_create_bufs,
+ .vidioc_prepare_buf = vb2_ioctl_prepare_buf,
+ .vidioc_querybuf = vb2_ioctl_querybuf,
+ .vidioc_qbuf = vb2_ioctl_qbuf,
+ .vidioc_dqbuf = vb2_ioctl_dqbuf,
+
+ .vidioc_g_std = vidioc_g_std,
+ .vidioc_querystd = vidioc_querystd,
+ .vidioc_s_std = vidioc_s_std,
+ .vidioc_g_parm = vidioc_g_parm,
+ .vidioc_s_parm = vidioc_s_parm,
+ .vidioc_enum_input = vidioc_enum_input,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
+ .vidioc_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
+ .vidioc_g_tuner = vidioc_g_tuner,
+ .vidioc_s_tuner = vidioc_s_tuner,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .vidioc_g_chip_info = vidioc_g_chip_info,
+ .vidioc_g_register = vidioc_g_register,
+ .vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+static const struct video_device em28xx_video_template = {
+ .fops = &em28xx_v4l_fops,
+ .ioctl_ops = &video_ioctl_ops,
+ .release = video_device_release_empty,
+ .tvnorms = V4L2_STD_ALL,
+};
+
+static const struct v4l2_file_operations radio_fops = {
+ .owner = THIS_MODULE,
+ .open = em28xx_v4l2_open,
+ .release = em28xx_v4l2_close,
+ .unlocked_ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops radio_ioctl_ops = {
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_g_tuner = radio_g_tuner,
+ .vidioc_s_tuner = radio_s_tuner,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .vidioc_g_chip_info = vidioc_g_chip_info,
+ .vidioc_g_register = vidioc_g_register,
+ .vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+static struct video_device em28xx_radio_template = {
+ .fops = &radio_fops,
+ .ioctl_ops = &radio_ioctl_ops,
+ .release = video_device_release_empty,
+};
+
+/* I2C possible address to saa7115, tvp5150, msp3400, tvaudio */
+static unsigned short saa711x_addrs[] = {
+ 0x4a >> 1, 0x48 >> 1, /* SAA7111, SAA7111A and SAA7113 */
+ 0x42 >> 1, 0x40 >> 1, /* SAA7114, SAA7115 and SAA7118 */
+ I2C_CLIENT_END };
+
+static unsigned short tvp5150_addrs[] = {
+ 0xb8 >> 1,
+ 0xba >> 1,
+ I2C_CLIENT_END
+};
+
+static unsigned short msp3400_addrs[] = {
+ 0x80 >> 1,
+ 0x88 >> 1,
+ I2C_CLIENT_END
+};
+
+/******************************** usb interface ******************************/
+
+static void em28xx_vdev_init(struct em28xx *dev,
+ struct video_device *vfd,
+ const struct video_device *template,
+ const char *type_name)
+{
+ *vfd = *template;
+ vfd->v4l2_dev = &dev->v4l2->v4l2_dev;
+ vfd->lock = &dev->lock;
+ if (dev->is_webcam)
+ vfd->tvnorms = 0;
+
+ snprintf(vfd->name, sizeof(vfd->name), "%s %s",
+ dev_name(&dev->intf->dev), type_name);
+
+ video_set_drvdata(vfd, dev);
+}
+
+static void em28xx_tuner_setup(struct em28xx *dev, unsigned short tuner_addr)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct v4l2_device *v4l2_dev = &v4l2->v4l2_dev;
+ struct tuner_setup tun_setup;
+ struct v4l2_frequency f;
+
+ memset(&tun_setup, 0, sizeof(tun_setup));
+
+ tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
+ tun_setup.tuner_callback = em28xx_tuner_callback;
+
+ if (dev->board.radio.type) {
+ tun_setup.type = dev->board.radio.type;
+ tun_setup.addr = dev->board.radio_addr;
+
+ v4l2_device_call_all(v4l2_dev,
+ 0, tuner, s_type_addr, &tun_setup);
+ }
+
+ if (dev->tuner_type != TUNER_ABSENT && dev->tuner_type) {
+ tun_setup.type = dev->tuner_type;
+ tun_setup.addr = tuner_addr;
+
+ v4l2_device_call_all(v4l2_dev,
+ 0, tuner, s_type_addr, &tun_setup);
+ }
+
+ if (dev->board.tda9887_conf) {
+ struct v4l2_priv_tun_config tda9887_cfg;
+
+ tda9887_cfg.tuner = TUNER_TDA9887;
+ tda9887_cfg.priv = &dev->board.tda9887_conf;
+
+ v4l2_device_call_all(v4l2_dev,
+ 0, tuner, s_config, &tda9887_cfg);
+ }
+
+ if (dev->tuner_type == TUNER_XC2028) {
+ struct v4l2_priv_tun_config xc2028_cfg;
+ struct xc2028_ctrl ctl;
+
+ memset(&xc2028_cfg, 0, sizeof(xc2028_cfg));
+ memset(&ctl, 0, sizeof(ctl));
+
+ em28xx_setup_xc3028(dev, &ctl);
+
+ xc2028_cfg.tuner = TUNER_XC2028;
+ xc2028_cfg.priv = &ctl;
+
+ v4l2_device_call_all(v4l2_dev, 0, tuner, s_config, &xc2028_cfg);
+ }
+
+ /* configure tuner */
+ f.tuner = 0;
+ f.type = V4L2_TUNER_ANALOG_TV;
+ f.frequency = 9076; /* just a magic number */
+ v4l2->frequency = f.frequency;
+ v4l2_device_call_all(v4l2_dev, 0, tuner, s_frequency, &f);
+}
+
+static int em28xx_v4l2_init(struct em28xx *dev)
+{
+ u8 val;
+ int ret;
+ unsigned int maxw;
+ struct v4l2_ctrl_handler *hdl;
+ struct em28xx_v4l2 *v4l2;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ if (!dev->has_video) {
+ /* This device does not support the v4l2 extension */
+ return 0;
+ }
+
+ dev_info(&dev->intf->dev, "Registering V4L2 extension\n");
+
+ mutex_lock(&dev->lock);
+
+ v4l2 = kzalloc(sizeof(*v4l2), GFP_KERNEL);
+ if (!v4l2) {
+ mutex_unlock(&dev->lock);
+ return -ENOMEM;
+ }
+ kref_init(&v4l2->ref);
+ v4l2->dev = dev;
+ dev->v4l2 = v4l2;
+
+#ifdef CONFIG_MEDIA_CONTROLLER
+ v4l2->v4l2_dev.mdev = dev->media_dev;
+#endif
+ ret = v4l2_device_register(&dev->intf->dev, &v4l2->v4l2_dev);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "Call to v4l2_device_register() failed!\n");
+ goto err;
+ }
+
+ hdl = &v4l2->ctrl_handler;
+ v4l2_ctrl_handler_init(hdl, 8);
+ v4l2->v4l2_dev.ctrl_handler = hdl;
+
+ if (dev->is_webcam)
+ v4l2->progressive = true;
+
+ /*
+ * Default format, used for tvp5150 or saa711x output formats
+ */
+ v4l2->vinmode = EM28XX_VINMODE_YUV422_CbYCrY;
+ v4l2->vinctl = EM28XX_VINCTRL_INTERLACED |
+ EM28XX_VINCTRL_CCIR656_ENABLE;
+
+ /* request some modules */
+
+ if (dev->has_msp34xx)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "msp3400", 0, msp3400_addrs);
+
+ if (dev->board.decoder == EM28XX_SAA711X)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "saa7115_auto", 0, saa711x_addrs);
+
+ if (dev->board.decoder == EM28XX_TVP5150)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tvp5150", 0, tvp5150_addrs);
+
+ if (dev->board.adecoder == EM28XX_TVAUDIO)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tvaudio", dev->board.tvaudio_addr, NULL);
+
+ /* Initialize tuner and camera */
+
+ if (dev->board.tuner_type != TUNER_ABSENT) {
+ unsigned short tuner_addr = dev->board.tuner_addr;
+ int has_demod = (dev->board.tda9887_conf & TDA9887_PRESENT);
+
+ if (dev->board.radio.type)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tuner", dev->board.radio_addr,
+ NULL);
+
+ if (has_demod)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tuner", 0,
+ v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
+ if (tuner_addr == 0) {
+ enum v4l2_i2c_tuner_type type =
+ has_demod ? ADDRS_TV_WITH_DEMOD : ADDRS_TV;
+ struct v4l2_subdev *sd;
+
+ sd = v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tuner", 0,
+ v4l2_i2c_tuner_addrs(type));
+
+ if (sd)
+ tuner_addr = v4l2_i2c_subdev_addr(sd);
+ } else {
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tuner", tuner_addr, NULL);
+ }
+
+ em28xx_tuner_setup(dev, tuner_addr);
+ }
+
+ if (dev->em28xx_sensor != EM28XX_NOSENSOR)
+ em28xx_init_camera(dev);
+
+ /* Configure audio */
+ ret = em28xx_audio_setup(dev);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "%s: Error while setting audio - error [%d]!\n",
+ __func__, ret);
+ goto unregister_dev;
+ }
+ if (dev->audio_mode.ac97 != EM28XX_NO_AC97) {
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1);
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_AUDIO_VOLUME, 0, 0x1f, 1, 0x1f);
+ } else {
+ /* install the em28xx notify callback */
+ v4l2_ctrl_notify(v4l2_ctrl_find(hdl, V4L2_CID_AUDIO_MUTE),
+ em28xx_ctrl_notify, dev);
+ v4l2_ctrl_notify(v4l2_ctrl_find(hdl, V4L2_CID_AUDIO_VOLUME),
+ em28xx_ctrl_notify, dev);
+ }
+
+ /* wake i2c devices */
+ em28xx_wake_i2c(dev);
+
+ /* init video dma queues */
+ INIT_LIST_HEAD(&dev->vidq.active);
+ INIT_LIST_HEAD(&dev->vbiq.active);
+
+ if (dev->has_msp34xx) {
+ /* Send a reset to other chips via gpio */
+ ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "%s: em28xx_write_reg - msp34xx(1) failed! error [%d]\n",
+ __func__, ret);
+ goto unregister_dev;
+ }
+ usleep_range(10000, 11000);
+
+ ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "%s: em28xx_write_reg - msp34xx(2) failed! error [%d]\n",
+ __func__, ret);
+ goto unregister_dev;
+ }
+ usleep_range(10000, 11000);
+ }
+
+ /* set default norm */
+ v4l2->norm = V4L2_STD_PAL;
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, video, s_std, v4l2->norm);
+ v4l2->interlaced_fieldmode = EM28XX_INTERLACED_DEFAULT;
+
+ /* Analog specific initialization */
+ v4l2->format = &format[0];
+
+ maxw = norm_maxw(dev);
+ /*
+ * MaxPacketSize for em2800 is too small to capture at full resolution
+ * use half of maxw as the scaler can only scale to 50%
+ */
+ if (dev->board.is_em2800)
+ maxw /= 2;
+
+ em28xx_set_video_format(dev, format[0].fourcc,
+ maxw, norm_maxh(dev));
+
+ video_mux(dev, 0);
+
+ /* Audio defaults */
+ dev->mute = 1;
+ dev->volume = 0x1f;
+
+/* em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
+ val = (u8)em28xx_read_reg(dev, EM28XX_R0F_XCLK);
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK,
+ (EM28XX_XCLK_AUDIO_UNMUTE | val));
+
+ em28xx_set_outfmt(dev);
+
+ /* Add image controls */
+
+ /*
+ * NOTE: at this point, the subdevices are already registered, so
+ * bridge controls are only added/enabled when no subdevice provides
+ * them
+ */
+ if (!v4l2_ctrl_find(hdl, V4L2_CID_CONTRAST))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_CONTRAST,
+ 0, 0x1f, 1, CONTRAST_DEFAULT);
+ if (!v4l2_ctrl_find(hdl, V4L2_CID_BRIGHTNESS))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_BRIGHTNESS,
+ -0x80, 0x7f, 1, BRIGHTNESS_DEFAULT);
+ if (!v4l2_ctrl_find(hdl, V4L2_CID_SATURATION))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_SATURATION,
+ 0, 0x1f, 1, SATURATION_DEFAULT);
+ if (!v4l2_ctrl_find(hdl, V4L2_CID_BLUE_BALANCE))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_BLUE_BALANCE,
+ -0x30, 0x30, 1, BLUE_BALANCE_DEFAULT);
+ if (!v4l2_ctrl_find(hdl, V4L2_CID_RED_BALANCE))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_RED_BALANCE,
+ -0x30, 0x30, 1, RED_BALANCE_DEFAULT);
+ if (!v4l2_ctrl_find(hdl, V4L2_CID_SHARPNESS))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_SHARPNESS,
+ 0, 0x0f, 1, SHARPNESS_DEFAULT);
+
+ /* Reset image controls */
+ em28xx_colorlevels_set_default(dev);
+ v4l2_ctrl_handler_setup(hdl);
+ ret = hdl->error;
+ if (ret)
+ goto unregister_dev;
+
+ /* allocate and fill video video_device struct */
+ em28xx_vdev_init(dev, &v4l2->vdev, &em28xx_video_template, "video");
+ mutex_init(&v4l2->vb_queue_lock);
+ mutex_init(&v4l2->vb_vbi_queue_lock);
+ v4l2->vdev.queue = &v4l2->vb_vidq;
+ v4l2->vdev.queue->lock = &v4l2->vb_queue_lock;
+ v4l2->vdev.device_caps = V4L2_CAP_READWRITE | V4L2_CAP_VIDEO_CAPTURE |
+ V4L2_CAP_STREAMING;
+ if (dev->int_audio_type != EM28XX_INT_AUDIO_NONE)
+ v4l2->vdev.device_caps |= V4L2_CAP_AUDIO;
+ if (dev->tuner_type != TUNER_ABSENT)
+ v4l2->vdev.device_caps |= V4L2_CAP_TUNER;
+
+
+ /* disable inapplicable ioctls */
+ if (dev->is_webcam) {
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_QUERYSTD);
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_G_STD);
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_S_STD);
+ } else {
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_S_PARM);
+ }
+ if (dev->tuner_type == TUNER_ABSENT) {
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_G_TUNER);
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_S_TUNER);
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_G_FREQUENCY);
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_S_FREQUENCY);
+ }
+ if (dev->int_audio_type == EM28XX_INT_AUDIO_NONE) {
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_G_AUDIO);
+ v4l2_disable_ioctl(&v4l2->vdev, VIDIOC_S_AUDIO);
+ }
+
+ /* register v4l2 video video_device */
+ ret = video_register_device(&v4l2->vdev, VFL_TYPE_VIDEO,
+ video_nr[dev->devno]);
+ if (ret) {
+ dev_err(&dev->intf->dev,
+ "unable to register video device (error=%i).\n", ret);
+ goto unregister_dev;
+ }
+
+ /* Allocate and fill vbi video_device struct */
+ if (em28xx_vbi_supported(dev) == 1) {
+ em28xx_vdev_init(dev, &v4l2->vbi_dev, &em28xx_video_template,
+ "vbi");
+
+ v4l2->vbi_dev.queue = &v4l2->vb_vbiq;
+ v4l2->vbi_dev.queue->lock = &v4l2->vb_vbi_queue_lock;
+ v4l2->vbi_dev.device_caps = V4L2_CAP_STREAMING |
+ V4L2_CAP_READWRITE | V4L2_CAP_VBI_CAPTURE;
+ if (dev->tuner_type != TUNER_ABSENT)
+ v4l2->vbi_dev.device_caps |= V4L2_CAP_TUNER;
+
+ /* disable inapplicable ioctls */
+ v4l2_disable_ioctl(&v4l2->vbi_dev, VIDIOC_S_PARM);
+ if (dev->tuner_type == TUNER_ABSENT) {
+ v4l2_disable_ioctl(&v4l2->vbi_dev, VIDIOC_G_TUNER);
+ v4l2_disable_ioctl(&v4l2->vbi_dev, VIDIOC_S_TUNER);
+ v4l2_disable_ioctl(&v4l2->vbi_dev, VIDIOC_G_FREQUENCY);
+ v4l2_disable_ioctl(&v4l2->vbi_dev, VIDIOC_S_FREQUENCY);
+ }
+ if (dev->int_audio_type == EM28XX_INT_AUDIO_NONE) {
+ v4l2_disable_ioctl(&v4l2->vbi_dev, VIDIOC_G_AUDIO);
+ v4l2_disable_ioctl(&v4l2->vbi_dev, VIDIOC_S_AUDIO);
+ }
+
+ /* register v4l2 vbi video_device */
+ ret = video_register_device(&v4l2->vbi_dev, VFL_TYPE_VBI,
+ vbi_nr[dev->devno]);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "unable to register vbi device\n");
+ goto unregister_dev;
+ }
+ }
+
+ if (em28xx_boards[dev->model].radio.type == EM28XX_RADIO) {
+ em28xx_vdev_init(dev, &v4l2->radio_dev, &em28xx_radio_template,
+ "radio");
+ v4l2->radio_dev.device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER;
+ ret = video_register_device(&v4l2->radio_dev, VFL_TYPE_RADIO,
+ radio_nr[dev->devno]);
+ if (ret < 0) {
+ dev_err(&dev->intf->dev,
+ "can't register radio device\n");
+ goto unregister_dev;
+ }
+ dev_info(&dev->intf->dev,
+ "Registered radio device as %s\n",
+ video_device_node_name(&v4l2->radio_dev));
+ }
+
+ /* Init entities at the Media Controller */
+ em28xx_v4l2_create_entities(dev);
+
+#ifdef CONFIG_MEDIA_CONTROLLER
+ ret = v4l2_mc_create_media_graph(dev->media_dev);
+ if (ret) {
+ dev_err(&dev->intf->dev,
+ "failed to create media graph\n");
+ em28xx_v4l2_media_release(dev);
+ goto unregister_dev;
+ }
+#endif
+
+ dev_info(&dev->intf->dev,
+ "V4L2 video device registered as %s\n",
+ video_device_node_name(&v4l2->vdev));
+
+ if (video_is_registered(&v4l2->vbi_dev))
+ dev_info(&dev->intf->dev,
+ "V4L2 VBI device registered as %s\n",
+ video_device_node_name(&v4l2->vbi_dev));
+
+ /* Save some power by putting tuner to sleep */
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, standby);
+
+ /* initialize videobuf2 stuff */
+ em28xx_vb2_setup(dev);
+
+ dev_info(&dev->intf->dev,
+ "V4L2 extension successfully initialized\n");
+
+ kref_get(&dev->ref);
+
+ mutex_unlock(&dev->lock);
+ return 0;
+
+unregister_dev:
+ if (video_is_registered(&v4l2->radio_dev)) {
+ dev_info(&dev->intf->dev,
+ "V4L2 device %s deregistered\n",
+ video_device_node_name(&v4l2->radio_dev));
+ video_unregister_device(&v4l2->radio_dev);
+ }
+ if (video_is_registered(&v4l2->vbi_dev)) {
+ dev_info(&dev->intf->dev,
+ "V4L2 device %s deregistered\n",
+ video_device_node_name(&v4l2->vbi_dev));
+ video_unregister_device(&v4l2->vbi_dev);
+ }
+ if (video_is_registered(&v4l2->vdev)) {
+ dev_info(&dev->intf->dev,
+ "V4L2 device %s deregistered\n",
+ video_device_node_name(&v4l2->vdev));
+ video_unregister_device(&v4l2->vdev);
+ }
+
+ v4l2_ctrl_handler_free(&v4l2->ctrl_handler);
+ v4l2_device_unregister(&v4l2->v4l2_dev);
+err:
+ dev->v4l2 = NULL;
+ kref_put(&v4l2->ref, em28xx_free_v4l2);
+ mutex_unlock(&dev->lock);
+ return ret;
+}
+
+static struct em28xx_ops v4l2_ops = {
+ .id = EM28XX_V4L2,
+ .name = "Em28xx v4l2 Extension",
+ .init = em28xx_v4l2_init,
+ .fini = em28xx_v4l2_fini,
+ .suspend = em28xx_v4l2_suspend,
+ .resume = em28xx_v4l2_resume,
+};
+
+static int __init em28xx_video_register(void)
+{
+ return em28xx_register_extension(&v4l2_ops);
+}
+
+static void __exit em28xx_video_unregister(void)
+{
+ em28xx_unregister_extension(&v4l2_ops);
+}
+
+module_init(em28xx_video_register);
+module_exit(em28xx_video_unregister);
diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h
new file mode 100644
index 0000000000..db18dd814a
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -0,0 +1,845 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * em28xx.h - driver for Empia EM2800/EM2820/2840 USB video capture devices
+ *
+ * Copyright (C) 2005 Markus Rechberger <mrechberger@gmail.com>
+ * Ludovico Cavedon <cavedon@sssup.it>
+ * Mauro Carvalho Chehab <mchehab@kernel.org>
+ * Copyright (C) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
+ *
+ * Based on the em2800 driver from Sascha Sommer <saschasommer@freenet.de>
+ */
+
+#ifndef _EM28XX_H
+#define _EM28XX_H
+
+#include <linux/bitfield.h>
+
+#define EM28XX_VERSION "0.2.2"
+#define DRIVER_DESC "Empia em28xx device driver"
+
+#include <linux/workqueue.h>
+#include <linux/i2c.h>
+#include <linux/mutex.h>
+#include <linux/kref.h>
+#include <linux/videodev2.h>
+
+#include <media/videobuf2-v4l2.h>
+#include <media/videobuf2-vmalloc.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-fh.h>
+#include <media/i2c/ir-kbd-i2c.h>
+#include <media/rc-core.h>
+#include "xc2028.h"
+#include "xc5000.h"
+#include "em28xx-reg.h"
+
+/* Boards supported by driver */
+#define EM2800_BOARD_UNKNOWN 0
+#define EM2820_BOARD_UNKNOWN 1
+#define EM2820_BOARD_TERRATEC_CINERGY_250 2
+#define EM2820_BOARD_PINNACLE_USB_2 3
+#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4
+#define EM2820_BOARD_MSI_VOX_USB_2 5
+#define EM2800_BOARD_TERRATEC_CINERGY_200 6
+#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7
+#define EM2800_BOARD_KWORLD_USB2800 8
+#define EM2820_BOARD_PINNACLE_DVC_90 9
+#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10
+#define EM2880_BOARD_TERRATEC_HYBRID_XS 11
+#define EM2820_BOARD_KWORLD_PVRTV2800RF 12
+#define EM2880_BOARD_TERRATEC_PRODIGY_XS 13
+#define EM2820_BOARD_PROLINK_PLAYTV_USB2 14
+#define EM2800_BOARD_VGEAR_POCKETTV 15
+#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 16
+#define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17
+#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 18
+#define EM2860_BOARD_SAA711X_REFERENCE_DESIGN 19
+#define EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 20
+#define EM2800_BOARD_GRABBEEX_USB2800 21
+#define EM2750_BOARD_UNKNOWN 22
+#define EM2750_BOARD_DLCW_130 23
+#define EM2820_BOARD_DLINK_USB_TV 24
+#define EM2820_BOARD_GADMEI_UTV310 25
+#define EM2820_BOARD_HERCULES_SMART_TV_USB2 26
+#define EM2820_BOARD_PINNACLE_USB_2_FM1216ME 27
+#define EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE 28
+#define EM2860_BOARD_TVP5150_REFERENCE_DESIGN 29
+#define EM2820_BOARD_VIDEOLOGY_20K14XUSB 30
+#define EM2821_BOARD_USBGEAR_VD204 31
+#define EM2821_BOARD_SUPERCOMP_USB_2 32
+#define EM2860_BOARD_ELGATO_VIDEO_CAPTURE 33
+#define EM2860_BOARD_TERRATEC_HYBRID_XS 34
+#define EM2860_BOARD_TYPHOON_DVD_MAKER 35
+#define EM2860_BOARD_NETGMBH_CAM 36
+#define EM2860_BOARD_GADMEI_UTV330 37
+#define EM2861_BOARD_YAKUMO_MOVIE_MIXER 38
+#define EM2861_BOARD_KWORLD_PVRTV_300U 39
+#define EM2861_BOARD_PLEXTOR_PX_TV100U 40
+#define EM2870_BOARD_KWORLD_350U 41
+#define EM2870_BOARD_KWORLD_355U 42
+#define EM2870_BOARD_TERRATEC_XS 43
+#define EM2870_BOARD_TERRATEC_XS_MT2060 44
+#define EM2870_BOARD_PINNACLE_PCTV_DVB 45
+#define EM2870_BOARD_COMPRO_VIDEOMATE 46
+#define EM2880_BOARD_KWORLD_DVB_305U 47
+#define EM2880_BOARD_KWORLD_DVB_310U 48
+#define EM2880_BOARD_MSI_DIGIVOX_AD 49
+#define EM2880_BOARD_MSI_DIGIVOX_AD_II 50
+#define EM2880_BOARD_TERRATEC_HYBRID_XS_FR 51
+#define EM2881_BOARD_DNT_DA2_HYBRID 52
+#define EM2881_BOARD_PINNACLE_HYBRID_PRO 53
+#define EM2882_BOARD_KWORLD_VS_DVBT 54
+#define EM2882_BOARD_TERRATEC_HYBRID_XS 55
+#define EM2882_BOARD_PINNACLE_HYBRID_PRO_330E 56
+#define EM2883_BOARD_KWORLD_HYBRID_330U 57
+#define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU 58
+#define EM2874_BOARD_PCTV_HD_MINI_80E 59
+#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 60
+#define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2 61
+#define EM2820_BOARD_GADMEI_TVR200 62
+#define EM2860_BOARD_KAIOMY_TVNPC_U2 63
+#define EM2860_BOARD_EASYCAP 64
+#define EM2820_BOARD_IODATA_GVMVP_SZ 65
+#define EM2880_BOARD_EMPIRE_DUAL_TV 66
+#define EM2860_BOARD_TERRATEC_GRABBY 67
+#define EM2860_BOARD_TERRATEC_AV350 68
+#define EM2882_BOARD_KWORLD_ATSC_315U 69
+#define EM2882_BOARD_EVGA_INDTUBE 70
+#define EM2820_BOARD_SILVERCREST_WEBCAM 71
+#define EM2861_BOARD_GADMEI_UTV330PLUS 72
+#define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73
+#define EM2800_BOARD_VC211A 74
+#define EM2882_BOARD_DIKOM_DK300 75
+#define EM2870_BOARD_KWORLD_A340 76
+#define EM2874_BOARD_LEADERSHIP_ISDBT 77
+#define EM28174_BOARD_PCTV_290E 78
+#define EM2884_BOARD_TERRATEC_H5 79
+#define EM28174_BOARD_PCTV_460E 80
+#define EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C 81
+#define EM2884_BOARD_CINERGY_HTC_STICK 82
+#define EM2860_BOARD_HT_VIDBOX_NW03 83
+#define EM2874_BOARD_MAXMEDIA_UB425_TC 84
+#define EM2884_BOARD_PCTV_510E 85
+#define EM2884_BOARD_PCTV_520E 86
+#define EM2884_BOARD_TERRATEC_HTC_USB_XS 87
+#define EM2884_BOARD_C3TECH_DIGITAL_DUO 88
+#define EM2874_BOARD_DELOCK_61959 89
+#define EM2874_BOARD_KWORLD_UB435Q_V2 90
+#define EM2765_BOARD_SPEEDLINK_VAD_LAPLACE 91
+#define EM28178_BOARD_PCTV_461E 92
+#define EM2874_BOARD_KWORLD_UB435Q_V3 93
+#define EM28178_BOARD_PCTV_292E 94
+#define EM2861_BOARD_LEADTEK_VC100 95
+#define EM28178_BOARD_TERRATEC_T2_STICK_HD 96
+#define EM2884_BOARD_ELGATO_EYETV_HYBRID_2008 97
+#define EM28178_BOARD_PLEX_PX_BCUD 98
+#define EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_DVB 99
+#define EM28174_BOARD_HAUPPAUGE_WINTV_DUALHD_01595 100
+#define EM2884_BOARD_TERRATEC_H6 101
+#define EM2882_BOARD_ZOLID_HYBRID_TV_STICK 102
+#define EM2861_BOARD_MAGIX_VIDEOWANDLER2 103
+#define EM28178_BOARD_PCTV_461E_V2 104
+#define EM2860_BOARD_MYGICA_IGRABBER 105
+#define EM2874_BOARD_HAUPPAUGE_USB_QUADHD 106
+
+/* Limits minimum and default number of buffers */
+#define EM28XX_MIN_BUF 4
+#define EM28XX_DEF_BUF 8
+
+/*Limits the max URB message size */
+#define URB_MAX_CTRL_SIZE 80
+
+/* Params for validated field */
+#define EM28XX_BOARD_NOT_VALIDATED 1
+#define EM28XX_BOARD_VALIDATED 0
+
+/* Params for em28xx_cmd() audio */
+#define EM28XX_START_AUDIO 1
+#define EM28XX_STOP_AUDIO 0
+
+/* maximum number of em28xx boards */
+#define EM28XX_MAXBOARDS DVB_MAX_ADAPTERS /* All adapters could be em28xx */
+
+/* maximum number of frames that can be queued */
+#define EM28XX_NUM_FRAMES 5
+/* number of frames that get used for v4l2_read() */
+#define EM28XX_NUM_READ_FRAMES 2
+
+/* number of buffers for isoc transfers */
+#define EM28XX_NUM_BUFS 5
+#define EM28XX_DVB_NUM_BUFS 5
+
+/* max number of I2C buses on em28xx devices */
+#define NUM_I2C_BUSES 2
+
+/*
+ * isoc transfers: number of packets for each buffer
+ * windows requests only 64 packets .. so we better do the same
+ * this is what I found out for all alternate numbers there!
+ */
+#define EM28XX_NUM_ISOC_PACKETS 64
+#define EM28XX_DVB_NUM_ISOC_PACKETS 64
+
+/*
+ * bulk transfers: transfer buffer size = packet size * packet multiplier
+ * USB 2.0 spec says bulk packet size is always 512 bytes
+ */
+#define EM28XX_BULK_PACKET_MULTIPLIER 384
+#define EM28XX_DVB_BULK_PACKET_MULTIPLIER 94
+
+#define EM28XX_INTERLACED_DEFAULT 1
+
+/* time in msecs to wait for AC97 xfers to finish */
+#define EM28XX_AC97_XFER_TIMEOUT 100
+
+/* max. number of button state polling addresses */
+#define EM28XX_NUM_BUTTON_ADDRESSES_MAX 5
+
+#define PRIMARY_TS 0
+#define SECONDARY_TS 1
+
+enum em28xx_mode {
+ EM28XX_SUSPEND,
+ EM28XX_ANALOG_MODE,
+ EM28XX_DIGITAL_MODE,
+};
+
+struct em28xx;
+
+/**
+ * struct em28xx_usb_bufs - Contains URB-related buffer data
+ *
+ * @max_pkt_size: max packet size of isoc transaction
+ * @num_packets: number of packets in each buffer
+ * @num_bufs: number of allocated urb
+ * @urb: urb for isoc/bulk transfers
+ * @buf: transfer buffers for isoc/bulk transfer
+ */
+struct em28xx_usb_bufs {
+ int max_pkt_size;
+ int num_packets;
+ int num_bufs;
+ struct urb **urb;
+ char **buf;
+};
+
+/**
+ * struct em28xx_usb_ctl - Contains URB-related buffer data
+ *
+ * @analog_bufs: isoc/bulk transfer buffers for analog mode
+ * @digital_bufs: isoc/bulk transfer buffers for digital mode
+ * @vid_buf: Stores already requested video buffers
+ * @vbi_buf: Stores already requested VBI buffers
+ * @urb_data_copy: copy data from URB
+ */
+struct em28xx_usb_ctl {
+ struct em28xx_usb_bufs analog_bufs;
+ struct em28xx_usb_bufs digital_bufs;
+ struct em28xx_buffer *vid_buf;
+ struct em28xx_buffer *vbi_buf;
+ int (*urb_data_copy)(struct em28xx *dev, struct urb *urb);
+};
+
+/**
+ * struct em28xx_fmt - Struct to enumberate video formats
+ *
+ * @fourcc: v4l2 format id
+ * @depth: mean number of bits to represent a pixel
+ * @reg: em28xx register value to set it
+ */
+struct em28xx_fmt {
+ u32 fourcc;
+ int depth;
+ int reg;
+};
+
+/**
+ * struct em28xx_buffer- buffer for storing one video frame
+ *
+ * @vb: common v4l buffer stuff
+ * @list: List to associate it with the other buffers
+ * @mem: pointer to the buffer, as returned by vb2_plane_vaddr()
+ * @length: length of the buffer, as returned by vb2_plane_size()
+ * @top_field: If non-zero, indicate that the buffer is the top field
+ * @pos: Indicate the next position of the buffer to be filled.
+ * @vb_buf: pointer to vmalloc memory address in vb
+ *
+ * .. note::
+ *
+ * in interlaced mode, @pos is reset to zero at the start of each new
+ * field (not frame !)
+ */
+struct em28xx_buffer {
+ struct vb2_v4l2_buffer vb; /* must be first */
+
+ struct list_head list;
+
+ void *mem;
+ unsigned int length;
+ int top_field;
+
+ unsigned int pos;
+
+ char *vb_buf;
+};
+
+struct em28xx_dmaqueue {
+ struct list_head active;
+
+ wait_queue_head_t wq;
+};
+
+/* inputs */
+
+#define MAX_EM28XX_INPUT 4
+enum enum28xx_itype {
+ EM28XX_VMUX_COMPOSITE = 1,
+ EM28XX_VMUX_SVIDEO,
+ EM28XX_VMUX_TELEVISION,
+ EM28XX_RADIO,
+};
+
+enum em28xx_ac97_mode {
+ EM28XX_NO_AC97 = 0,
+ EM28XX_AC97_EM202,
+ EM28XX_AC97_SIGMATEL,
+ EM28XX_AC97_OTHER,
+};
+
+struct em28xx_audio_mode {
+ enum em28xx_ac97_mode ac97;
+};
+
+enum em28xx_int_audio_type {
+ EM28XX_INT_AUDIO_NONE = 0,
+ EM28XX_INT_AUDIO_AC97,
+ EM28XX_INT_AUDIO_I2S,
+};
+
+enum em28xx_usb_audio_type {
+ EM28XX_USB_AUDIO_NONE = 0,
+ EM28XX_USB_AUDIO_CLASS,
+ EM28XX_USB_AUDIO_VENDOR,
+};
+
+/**
+ * enum em28xx_amux - describes the type of audio input used by em28xx
+ *
+ * @EM28XX_AMUX_UNUSED:
+ * Used only on em28xx dev->map field, in order to mark an entry
+ * as unused.
+ * @EM28XX_AMUX_VIDEO:
+ * On devices without AC97, this is the only value that it is currently
+ * allowed.
+ * On devices with AC97, it corresponds to the AC97 mixer "Video" control.
+ * @EM28XX_AMUX_LINE_IN:
+ * Only for devices with AC97. Corresponds to AC97 mixer "Line In".
+ * @EM28XX_AMUX_VIDEO2:
+ * Only for devices with AC97. It means that em28xx should use "Line In"
+ * And AC97 should use the "Video" mixer control.
+ * @EM28XX_AMUX_PHONE:
+ * Only for devices with AC97. Corresponds to AC97 mixer "Phone".
+ * @EM28XX_AMUX_MIC:
+ * Only for devices with AC97. Corresponds to AC97 mixer "Mic".
+ * @EM28XX_AMUX_CD:
+ * Only for devices with AC97. Corresponds to AC97 mixer "CD".
+ * @EM28XX_AMUX_AUX:
+ * Only for devices with AC97. Corresponds to AC97 mixer "Aux".
+ * @EM28XX_AMUX_PCM_OUT:
+ * Only for devices with AC97. Corresponds to AC97 mixer "PCM out".
+ *
+ * The em28xx chip itself has only two audio inputs: tuner and line in.
+ * On almost all devices, only the tuner input is used.
+ *
+ * However, on most devices, an auxiliary AC97 codec device is used,
+ * usually connected to the em28xx tuner input (except for
+ * @EM28XX_AMUX_LINE_IN).
+ *
+ * The AC97 device typically have several different inputs and outputs.
+ * The exact number and description depends on their model.
+ *
+ * It is possible to AC97 to mixer more than one different entries at the
+ * same time, via the alsa mux.
+ */
+enum em28xx_amux {
+ EM28XX_AMUX_UNUSED = -1,
+ EM28XX_AMUX_VIDEO = 0,
+ EM28XX_AMUX_LINE_IN,
+
+ /* Some less-common mixer setups */
+ EM28XX_AMUX_VIDEO2,
+ EM28XX_AMUX_PHONE,
+ EM28XX_AMUX_MIC,
+ EM28XX_AMUX_CD,
+ EM28XX_AMUX_AUX,
+ EM28XX_AMUX_PCM_OUT,
+};
+
+enum em28xx_aout {
+ /* AC97 outputs */
+ EM28XX_AOUT_MASTER = BIT(0),
+ EM28XX_AOUT_LINE = BIT(1),
+ EM28XX_AOUT_MONO = BIT(2),
+ EM28XX_AOUT_LFE = BIT(3),
+ EM28XX_AOUT_SURR = BIT(4),
+
+ /* PCM IN Mixer - used by AC97_RECORD_SELECT register */
+ EM28XX_AOUT_PCM_IN = BIT(7),
+
+ /* Bits 10-8 are used to indicate the PCM IN record select */
+ EM28XX_AOUT_PCM_MIC_PCM = 0 << 8,
+ EM28XX_AOUT_PCM_CD = 1 << 8,
+ EM28XX_AOUT_PCM_VIDEO = 2 << 8,
+ EM28XX_AOUT_PCM_AUX = 3 << 8,
+ EM28XX_AOUT_PCM_LINE = 4 << 8,
+ EM28XX_AOUT_PCM_STEREO = 5 << 8,
+ EM28XX_AOUT_PCM_MONO = 6 << 8,
+ EM28XX_AOUT_PCM_PHONE = 7 << 8,
+};
+
+static inline int ac97_return_record_select(int a_out)
+{
+ return (a_out & 0x700) >> 8;
+}
+
+struct em28xx_reg_seq {
+ int reg;
+ unsigned char val, mask;
+ int sleep;
+};
+
+struct em28xx_input {
+ enum enum28xx_itype type;
+ unsigned int vmux;
+ enum em28xx_amux amux;
+ enum em28xx_aout aout;
+ const struct em28xx_reg_seq *gpio;
+};
+
+#define INPUT(nr) (&em28xx_boards[dev->model].input[nr])
+
+enum em28xx_decoder {
+ EM28XX_NODECODER = 0,
+ EM28XX_TVP5150,
+ EM28XX_SAA711X,
+};
+
+enum em28xx_sensor {
+ EM28XX_NOSENSOR = 0,
+ EM28XX_MT9V011,
+ EM28XX_MT9M001,
+ EM28XX_MT9M111,
+ EM28XX_OV2640,
+};
+
+enum em28xx_adecoder {
+ EM28XX_NOADECODER = 0,
+ EM28XX_TVAUDIO,
+};
+
+enum em28xx_led_role {
+ EM28XX_LED_ANALOG_CAPTURING = 0,
+ EM28XX_LED_DIGITAL_CAPTURING,
+ EM28XX_LED_DIGITAL_CAPTURING_TS2,
+ EM28XX_LED_ILLUMINATION,
+ EM28XX_NUM_LED_ROLES, /* must be the last */
+};
+
+struct em28xx_led {
+ enum em28xx_led_role role;
+ u8 gpio_reg;
+ u8 gpio_mask;
+ bool inverted;
+};
+
+enum em28xx_button_role {
+ EM28XX_BUTTON_SNAPSHOT = 0,
+ EM28XX_BUTTON_ILLUMINATION,
+ EM28XX_NUM_BUTTON_ROLES, /* must be the last */
+};
+
+struct em28xx_button {
+ enum em28xx_button_role role;
+ u8 reg_r;
+ u8 reg_clearing;
+ u8 mask;
+ bool inverted;
+};
+
+struct em28xx_board {
+ char *name;
+ int vchannels;
+ int tuner_type;
+ int tuner_addr;
+ unsigned int def_i2c_bus; /* Default I2C bus */
+
+ /* i2c flags */
+ unsigned int tda9887_conf;
+
+ /* GPIO sequences */
+ const struct em28xx_reg_seq *dvb_gpio;
+ const struct em28xx_reg_seq *suspend_gpio;
+ const struct em28xx_reg_seq *tuner_gpio;
+ const struct em28xx_reg_seq *mute_gpio;
+
+ unsigned int is_em2800:1;
+ unsigned int has_msp34xx:1;
+ unsigned int mts_firmware:1;
+ unsigned int max_range_640_480:1;
+ unsigned int has_dvb:1;
+ unsigned int has_dual_ts:1;
+ unsigned int is_webcam:1;
+ unsigned int valid:1;
+ unsigned int has_ir_i2c:1;
+
+ unsigned char xclk, i2c_speed;
+ unsigned char radio_addr;
+ unsigned short tvaudio_addr;
+
+ enum em28xx_decoder decoder;
+ enum em28xx_adecoder adecoder;
+
+ struct em28xx_input input[MAX_EM28XX_INPUT];
+ struct em28xx_input radio;
+ char *ir_codes;
+
+ /* LEDs that need to be controlled explicitly */
+ struct em28xx_led *leds;
+
+ /* Buttons */
+ const struct em28xx_button *buttons;
+};
+
+struct em28xx_eeprom {
+ u8 id[4]; /* 1a eb 67 95 */
+ __le16 vendor_ID;
+ __le16 product_ID;
+
+ __le16 chip_conf;
+
+ __le16 board_conf;
+
+ __le16 string1, string2, string3;
+
+ u8 string_idx_table;
+};
+
+#define EM28XX_CAPTURE_STREAM_EN 1
+
+/* em28xx extensions */
+#define EM28XX_AUDIO 0x10
+#define EM28XX_DVB 0x20
+#define EM28XX_RC 0x30
+#define EM28XX_V4L2 0x40
+
+/* em28xx resource types (used for res_get/res_lock etc */
+#define EM28XX_RESOURCE_VIDEO 0x01
+#define EM28XX_RESOURCE_VBI 0x02
+
+struct em28xx_v4l2 {
+ struct kref ref;
+ struct em28xx *dev;
+
+ struct v4l2_device v4l2_dev;
+ struct v4l2_ctrl_handler ctrl_handler;
+
+ struct video_device vdev;
+ struct video_device vbi_dev;
+ struct video_device radio_dev;
+
+ /* Videobuf2 */
+ struct vb2_queue vb_vidq;
+ struct vb2_queue vb_vbiq;
+ struct mutex vb_queue_lock; /* Protects vb_vidq */
+ struct mutex vb_vbi_queue_lock; /* Protects vb_vbiq */
+
+ u8 vinmode;
+ u8 vinctl;
+
+ /* Camera specific fields */
+ int sensor_xres;
+ int sensor_yres;
+ int sensor_xtal;
+
+ int users; /* user count for exclusive use */
+ int streaming_users; /* number of actively streaming users */
+
+ u32 frequency; /* selected tuner frequency */
+
+ struct em28xx_fmt *format;
+ v4l2_std_id norm; /* selected tv norm */
+
+ /* Progressive/interlaced mode */
+ bool progressive;
+ int interlaced_fieldmode; /* 1=interlaced fields, 0=just top fields */
+ /* FIXME: everything else than interlaced_fieldmode=1 doesn't work */
+
+ /* Frame properties */
+ int width; /* current frame width */
+ int height; /* current frame height */
+ unsigned int hscale; /* horizontal scale factor (see datasheet) */
+ unsigned int vscale; /* vertical scale factor (see datasheet) */
+ unsigned int vbi_width;
+ unsigned int vbi_height; /* lines per field */
+
+ /* Capture state tracking */
+ int capture_type;
+ bool top_field;
+ int vbi_read;
+ unsigned int field_count;
+
+#ifdef CONFIG_MEDIA_CONTROLLER
+ struct media_pad video_pad, vbi_pad;
+ struct media_entity *decoder;
+#endif
+};
+
+struct em28xx_audio {
+ char name[50];
+ unsigned int num_urb;
+ char **transfer_buffer;
+ struct urb **urb;
+ struct usb_device *udev;
+ unsigned int capture_transfer_done;
+ struct snd_pcm_substream *capture_pcm_substream;
+
+ unsigned int hwptr_done_capture;
+ struct snd_card *sndcard;
+
+ size_t period;
+
+ int users;
+ spinlock_t slock; /* Protects struct em28xx_audio */
+
+ /* Controls streaming */
+ struct work_struct wq_trigger; /* trigger to start/stop audio */
+ atomic_t stream_started; /* stream should be running if true */
+};
+
+enum em28xx_i2c_algo_type {
+ EM28XX_I2C_ALGO_EM28XX = 0,
+ EM28XX_I2C_ALGO_EM2800,
+ EM28XX_I2C_ALGO_EM25XX_BUS_B,
+};
+
+struct em28xx_i2c_bus {
+ struct em28xx *dev;
+
+ unsigned int bus;
+ enum em28xx_i2c_algo_type algo_type;
+};
+
+/* main device struct */
+struct em28xx {
+ struct kref ref;
+
+ // Sub-module data
+ struct em28xx_v4l2 *v4l2;
+ struct em28xx_dvb *dvb;
+ struct em28xx_audio adev;
+ struct em28xx_IR *ir;
+
+ // generic device properties
+ int model; // index in the device_data struct
+ int devno; // marks the number of this device
+ enum em28xx_chip_id chip_id;
+
+ unsigned int is_em25xx:1; // em25xx/em276x/7x/8x family bridge
+ unsigned int disconnected:1; // device has been disconnected
+ unsigned int has_video:1;
+ unsigned int is_audio_only:1;
+ unsigned int is_webcam:1;
+ unsigned int has_msp34xx:1;
+ unsigned int i2c_speed:2;
+ enum em28xx_int_audio_type int_audio_type;
+ enum em28xx_usb_audio_type usb_audio_type;
+ unsigned char name[32];
+
+ struct em28xx_board board;
+
+ enum em28xx_sensor em28xx_sensor; // camera specific
+
+ // Some older em28xx chips needs a waiting time after writing
+ unsigned int wait_after_write;
+
+ struct list_head devlist;
+
+ u32 i2s_speed; // I2S speed for audio digital stream
+
+ struct em28xx_audio_mode audio_mode;
+
+ int tuner_type; // type of the tuner
+
+ // i2c i/o
+ struct i2c_adapter i2c_adap[NUM_I2C_BUSES];
+ struct i2c_client i2c_client[NUM_I2C_BUSES];
+ struct em28xx_i2c_bus i2c_bus[NUM_I2C_BUSES];
+
+ unsigned char eeprom_addrwidth_16bit:1;
+ unsigned int def_i2c_bus; // Default I2C bus
+ unsigned int cur_i2c_bus; // Current I2C bus
+ struct rt_mutex i2c_bus_lock;
+
+ // video for linux
+ unsigned int ctl_input; // selected input
+ unsigned int ctl_ainput;// selected audio input
+ unsigned int ctl_aoutput;// selected audio output
+ enum em28xx_amux amux_map[MAX_EM28XX_INPUT];
+
+ int mute;
+ int volume;
+
+ unsigned long hash; // eeprom hash - for boards with generic ID
+ unsigned long i2c_hash; // i2c devicelist hash -
+ // for boards with generic ID
+
+ struct work_struct request_module_wk;
+
+ // locks
+ struct mutex lock; /* protects em28xx struct */
+ struct mutex ctrl_urb_lock; /* protects urb_buf */
+
+ // resources in use
+ unsigned int resources;
+
+ // eeprom content
+ u8 *eedata;
+ u16 eedata_len;
+
+ // Isoc control struct
+ struct em28xx_dmaqueue vidq;
+ struct em28xx_dmaqueue vbiq;
+ struct em28xx_usb_ctl usb_ctl;
+
+ spinlock_t slock; /* Protects em28xx video/vbi/dvb IRQ stream data */
+
+ // usb transfer
+ struct usb_interface *intf; // the usb interface
+ u8 ifnum; // number of the assigned usb interface
+ u8 analog_ep_isoc; // address of isoc endpoint for analog
+ u8 analog_ep_bulk; // address of bulk endpoint for analog
+ u8 dvb_ep_isoc_ts2; // address of isoc endpoint for DVB TS2
+ u8 dvb_ep_bulk_ts2; // address of bulk endpoint for DVB TS2
+ u8 dvb_ep_isoc; // address of isoc endpoint for DVB
+ u8 dvb_ep_bulk; // address of bulk endpoint for DVB
+ int alt; // alternate setting
+ int max_pkt_size; // max packet size of the selected ep at alt
+ int packet_multiplier; // multiplier for wMaxPacketSize, used for
+ // URB buffer size definition
+ int num_alt; // number of alternative settings
+ unsigned int *alt_max_pkt_size_isoc; // array of isoc wMaxPacketSize
+ unsigned int analog_xfer_bulk:1; // use bulk instead of isoc
+ // transfers for analog
+ int dvb_alt_isoc; // alternate setting for DVB isoc transfers
+ unsigned int dvb_max_pkt_size_isoc; // isoc max packet size of the
+ // selected DVB ep at dvb_alt
+ unsigned int dvb_max_pkt_size_isoc_ts2; // isoc max packet size of the
+ // selected DVB ep at dvb_alt
+ unsigned int dvb_xfer_bulk:1; // use bulk instead of isoc
+ // transfers for DVB
+ char urb_buf[URB_MAX_CTRL_SIZE]; // urb control msg buffer
+
+ // helper funcs that call usb_control_msg
+ int (*em28xx_write_regs)(struct em28xx *dev, u16 reg,
+ char *buf, int len);
+ int (*em28xx_read_reg)(struct em28xx *dev, u16 reg);
+ int (*em28xx_read_reg_req_len)(struct em28xx *dev, u8 req, u16 reg,
+ char *buf, int len);
+ int (*em28xx_write_regs_req)(struct em28xx *dev, u8 req, u16 reg,
+ char *buf, int len);
+ int (*em28xx_read_reg_req)(struct em28xx *dev, u8 req, u16 reg);
+
+ enum em28xx_mode mode;
+
+ // Button state polling
+ struct delayed_work buttons_query_work;
+ u8 button_polling_addresses[EM28XX_NUM_BUTTON_ADDRESSES_MAX];
+ u8 button_polling_last_values[EM28XX_NUM_BUTTON_ADDRESSES_MAX];
+ u8 num_button_polling_addresses;
+ u16 button_polling_interval; // [ms]
+ // Snapshot button input device
+ char snapshot_button_path[30]; // path of the input dev
+ struct input_dev *sbutton_input_dev;
+
+#ifdef CONFIG_MEDIA_CONTROLLER
+ struct media_device *media_dev;
+ struct media_entity input_ent[MAX_EM28XX_INPUT];
+ struct media_pad input_pad[MAX_EM28XX_INPUT];
+#endif
+
+ struct em28xx *dev_next;
+ int ts;
+};
+
+#define kref_to_dev(d) container_of(d, struct em28xx, ref)
+
+struct em28xx_ops {
+ struct list_head next;
+ char *name;
+ int id;
+ int (*init)(struct em28xx *dev);
+ int (*fini)(struct em28xx *dev);
+ int (*suspend)(struct em28xx *dev);
+ int (*resume)(struct em28xx *dev);
+};
+
+/* Provided by em28xx-i2c.c */
+void em28xx_do_i2c_scan(struct em28xx *dev, unsigned int bus);
+int em28xx_i2c_register(struct em28xx *dev, unsigned int bus,
+ enum em28xx_i2c_algo_type algo_type);
+int em28xx_i2c_unregister(struct em28xx *dev, unsigned int bus);
+
+/* Provided by em28xx-core.c */
+int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
+ char *buf, int len);
+int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg);
+int em28xx_read_reg(struct em28xx *dev, u16 reg);
+int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
+ int len);
+int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len);
+int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val);
+int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
+ u8 bitmask);
+int em28xx_toggle_reg_bits(struct em28xx *dev, u16 reg, u8 bitmask);
+
+int em28xx_read_ac97(struct em28xx *dev, u8 reg);
+int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
+
+int em28xx_audio_analog_set(struct em28xx *dev);
+int em28xx_audio_setup(struct em28xx *dev);
+
+const struct em28xx_led *em28xx_find_led(struct em28xx *dev,
+ enum em28xx_led_role role);
+int em28xx_capture_start(struct em28xx *dev, int start);
+int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
+ int num_bufs, int max_pkt_size, int packet_multiplier);
+int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
+ int xfer_bulk,
+ int num_bufs, int max_pkt_size, int packet_multiplier,
+ int (*urb_data_copy)
+ (struct em28xx *dev, struct urb *urb));
+void em28xx_uninit_usb_xfer(struct em28xx *dev, enum em28xx_mode mode);
+void em28xx_stop_urbs(struct em28xx *dev);
+int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode);
+int em28xx_gpio_set(struct em28xx *dev, const struct em28xx_reg_seq *gpio);
+int em28xx_register_extension(struct em28xx_ops *dev);
+void em28xx_unregister_extension(struct em28xx_ops *dev);
+void em28xx_init_extension(struct em28xx *dev);
+void em28xx_close_extension(struct em28xx *dev);
+int em28xx_suspend_extension(struct em28xx *dev);
+int em28xx_resume_extension(struct em28xx *dev);
+
+/* Provided by em28xx-cards.c */
+extern const struct em28xx_board em28xx_boards[];
+extern struct usb_device_id em28xx_id_table[];
+int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
+void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl);
+void em28xx_free_device(struct kref *ref);
+
+/* Provided by em28xx-camera.c */
+int em28xx_detect_sensor(struct em28xx *dev);
+int em28xx_init_camera(struct em28xx *dev);
+
+#endif