diff options
Diffstat (limited to 'drivers/media/usb/go7007')
| -rw-r--r-- | drivers/media/usb/go7007/Kconfig | 51 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/Makefile | 12 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/go7007-driver.c | 745 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/go7007-fw.c | 1631 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/go7007-i2c.c | 218 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/go7007-loader.c | 141 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/go7007-priv.h | 306 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/go7007-usb.c | 1352 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/go7007-v4l2.c | 1175 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/s2250-board.c | 637 | ||||
| -rw-r--r-- | drivers/media/usb/go7007/snd-go7007.c | 298 |
11 files changed, 6566 insertions, 0 deletions
diff --git a/drivers/media/usb/go7007/Kconfig b/drivers/media/usb/go7007/Kconfig new file mode 100644 index 000000000..af1d02430 --- /dev/null +++ b/drivers/media/usb/go7007/Kconfig @@ -0,0 +1,51 @@ +config VIDEO_GO7007 + tristate "WIS GO7007 MPEG encoder support" + depends on VIDEO_DEV && I2C + depends on SND && USB + select VIDEOBUF2_VMALLOC + select VIDEO_TUNER + select CYPRESS_FIRMWARE + select SND_PCM + select VIDEO_SONY_BTF_MPX if MEDIA_SUBDRV_AUTOSELECT + select VIDEO_SAA711X if MEDIA_SUBDRV_AUTOSELECT + select VIDEO_TW2804 if MEDIA_SUBDRV_AUTOSELECT + select VIDEO_TW9903 if MEDIA_SUBDRV_AUTOSELECT + select VIDEO_TW9906 if MEDIA_SUBDRV_AUTOSELECT + select VIDEO_OV7640 if MEDIA_SUBDRV_AUTOSELECT && MEDIA_CAMERA_SUPPORT + select VIDEO_UDA1342 if MEDIA_SUBDRV_AUTOSELECT + ---help--- + This is a video4linux driver for the WIS GO7007 MPEG + encoder chip. + + To compile this driver as a module, choose M here: the + module will be called go7007. + +config VIDEO_GO7007_USB + tristate "WIS GO7007 USB support" + depends on VIDEO_GO7007 && USB + ---help--- + This is a video4linux driver for the WIS GO7007 MPEG + encoder chip over USB. + + To compile this driver as a module, choose M here: the + module will be called go7007-usb. + +config VIDEO_GO7007_LOADER + tristate "WIS GO7007 Loader support" + depends on VIDEO_GO7007 + default y + ---help--- + This is a go7007 firmware loader driver for the WIS GO7007 + MPEG encoder chip over USB. + + To compile this driver as a module, choose M here: the + module will be called go7007-loader. + +config VIDEO_GO7007_USB_S2250_BOARD + tristate "Sensoray 2250/2251 support" + depends on VIDEO_GO7007_USB && USB + ---help--- + This is a video4linux driver for the Sensoray 2250/2251 device. + + To compile this driver as a module, choose M here: the + module will be called s2250. diff --git a/drivers/media/usb/go7007/Makefile b/drivers/media/usb/go7007/Makefile new file mode 100644 index 000000000..3d95bbc41 --- /dev/null +++ b/drivers/media/usb/go7007/Makefile @@ -0,0 +1,12 @@ +# SPDX-License-Identifier: GPL-2.0 +obj-$(CONFIG_VIDEO_GO7007) += go7007.o +obj-$(CONFIG_VIDEO_GO7007_USB) += go7007-usb.o +obj-$(CONFIG_VIDEO_GO7007_LOADER) += go7007-loader.o +obj-$(CONFIG_VIDEO_GO7007_USB_S2250_BOARD) += s2250.o + +go7007-y := go7007-v4l2.o go7007-driver.o go7007-i2c.o go7007-fw.o \ + snd-go7007.o + +s2250-y := s2250-board.o + +ccflags-$(CONFIG_VIDEO_GO7007_LOADER:m=y) += -Idrivers/media/common diff --git a/drivers/media/usb/go7007/go7007-driver.c b/drivers/media/usb/go7007/go7007-driver.c new file mode 100644 index 000000000..c7b5a3321 --- /dev/null +++ b/drivers/media/usb/go7007/go7007-driver.c @@ -0,0 +1,745 @@ +/* + * Copyright (C) 2005-2006 Micronas USA Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/sched.h> +#include <linux/spinlock.h> +#include <linux/unistd.h> +#include <linux/time.h> +#include <linux/mm.h> +#include <linux/vmalloc.h> +#include <linux/device.h> +#include <linux/i2c.h> +#include <linux/firmware.h> +#include <linux/mutex.h> +#include <linux/uaccess.h> +#include <linux/slab.h> +#include <linux/videodev2.h> +#include <media/tuner.h> +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> + +#include "go7007-priv.h" + +/* + * Wait for an interrupt to be delivered from the GO7007SB and return + * the associated value and data. + * + * Must be called with the hw_lock held. + */ +int go7007_read_interrupt(struct go7007 *go, u16 *value, u16 *data) +{ + go->interrupt_available = 0; + go->hpi_ops->read_interrupt(go); + if (wait_event_timeout(go->interrupt_waitq, + go->interrupt_available, 5*HZ) < 0) { + v4l2_err(&go->v4l2_dev, "timeout waiting for read interrupt\n"); + return -1; + } + if (!go->interrupt_available) + return -1; + go->interrupt_available = 0; + *value = go->interrupt_value & 0xfffe; + *data = go->interrupt_data; + return 0; +} +EXPORT_SYMBOL(go7007_read_interrupt); + +/* + * Read a register/address on the GO7007SB. + * + * Must be called with the hw_lock held. + */ +int go7007_read_addr(struct go7007 *go, u16 addr, u16 *data) +{ + int count = 100; + u16 value; + + if (go7007_write_interrupt(go, 0x0010, addr) < 0) + return -EIO; + while (count-- > 0) { + if (go7007_read_interrupt(go, &value, data) == 0 && + value == 0xa000) + return 0; + } + return -EIO; +} +EXPORT_SYMBOL(go7007_read_addr); + +/* + * Send the boot firmware to the encoder, which just wakes it up and lets + * us talk to the GPIO pins and on-board I2C adapter. + * + * Must be called with the hw_lock held. + */ +static int go7007_load_encoder(struct go7007 *go) +{ + const struct firmware *fw_entry; + char fw_name[] = "go7007/go7007fw.bin"; + void *bounce; + int fw_len, rv = 0; + u16 intr_val, intr_data; + + if (go->boot_fw == NULL) { + if (request_firmware(&fw_entry, fw_name, go->dev)) { + v4l2_err(go, "unable to load firmware from file \"%s\"\n", fw_name); + return -1; + } + if (fw_entry->size < 16 || memcmp(fw_entry->data, "WISGO7007FW", 11)) { + v4l2_err(go, "file \"%s\" does not appear to be go7007 firmware\n", fw_name); + release_firmware(fw_entry); + return -1; + } + fw_len = fw_entry->size - 16; + bounce = kmemdup(fw_entry->data + 16, fw_len, GFP_KERNEL); + if (bounce == NULL) { + v4l2_err(go, "unable to allocate %d bytes for firmware transfer\n", fw_len); + release_firmware(fw_entry); + return -1; + } + release_firmware(fw_entry); + go->boot_fw_len = fw_len; + go->boot_fw = bounce; + } + if (go7007_interface_reset(go) < 0 || + go7007_send_firmware(go, go->boot_fw, go->boot_fw_len) < 0 || + go7007_read_interrupt(go, &intr_val, &intr_data) < 0 || + (intr_val & ~0x1) != 0x5a5a) { + v4l2_err(go, "error transferring firmware\n"); + rv = -1; + } + return rv; +} + +MODULE_FIRMWARE("go7007/go7007fw.bin"); + +/* + * Boot the encoder and register the I2C adapter if requested. Do the + * minimum initialization necessary, since the board-specific code may + * still need to probe the board ID. + * + * Must NOT be called with the hw_lock held. + */ +int go7007_boot_encoder(struct go7007 *go, int init_i2c) +{ + int ret; + + mutex_lock(&go->hw_lock); + ret = go7007_load_encoder(go); + mutex_unlock(&go->hw_lock); + if (ret < 0) + return -1; + if (!init_i2c) + return 0; + if (go7007_i2c_init(go) < 0) + return -1; + go->i2c_adapter_online = 1; + return 0; +} +EXPORT_SYMBOL(go7007_boot_encoder); + +/* + * Configure any hardware-related registers in the GO7007, such as GPIO + * pins and bus parameters, which are board-specific. This assumes + * the boot firmware has already been downloaded. + * + * Must be called with the hw_lock held. + */ +static int go7007_init_encoder(struct go7007 *go) +{ + if (go->board_info->audio_flags & GO7007_AUDIO_I2S_MASTER) { + go7007_write_addr(go, 0x1000, 0x0811); + go7007_write_addr(go, 0x1000, 0x0c11); + } + switch (go->board_id) { + case GO7007_BOARDID_MATRIX_REV: + /* Set GPIO pin 0 to be an output (audio clock control) */ + go7007_write_addr(go, 0x3c82, 0x0001); + go7007_write_addr(go, 0x3c80, 0x00fe); + break; + case GO7007_BOARDID_ADLINK_MPG24: + /* set GPIO5 to be an output, currently low */ + go7007_write_addr(go, 0x3c82, 0x0000); + go7007_write_addr(go, 0x3c80, 0x00df); + break; + case GO7007_BOARDID_ADS_USBAV_709: + /* GPIO pin 0: audio clock control */ + /* pin 2: TW9906 reset */ + /* pin 3: capture LED */ + go7007_write_addr(go, 0x3c82, 0x000d); + go7007_write_addr(go, 0x3c80, 0x00f2); + break; + } + return 0; +} + +/* + * Send the boot firmware to the GO7007 and configure the registers. This + * is the only way to stop the encoder once it has started streaming video. + * + * Must be called with the hw_lock held. + */ +int go7007_reset_encoder(struct go7007 *go) +{ + if (go7007_load_encoder(go) < 0) + return -1; + return go7007_init_encoder(go); +} + +/* + * Attempt to instantiate an I2C client by ID, probably loading a module. + */ +static int init_i2c_module(struct i2c_adapter *adapter, const struct go_i2c *const i2c) +{ + struct go7007 *go = i2c_get_adapdata(adapter); + struct v4l2_device *v4l2_dev = &go->v4l2_dev; + struct v4l2_subdev *sd; + struct i2c_board_info info; + + memset(&info, 0, sizeof(info)); + strlcpy(info.type, i2c->type, sizeof(info.type)); + info.addr = i2c->addr; + info.flags = i2c->flags; + + sd = v4l2_i2c_new_subdev_board(v4l2_dev, adapter, &info, NULL); + if (sd) { + if (i2c->is_video) + go->sd_video = sd; + if (i2c->is_audio) + go->sd_audio = sd; + return 0; + } + + pr_info("go7007: probing for module i2c:%s failed\n", i2c->type); + return -EINVAL; +} + +/* + * Detach and unregister the encoder. The go7007 struct won't be freed + * until v4l2 finishes releasing its resources and all associated fds are + * closed by applications. + */ +static void go7007_remove(struct v4l2_device *v4l2_dev) +{ + struct go7007 *go = container_of(v4l2_dev, struct go7007, v4l2_dev); + + v4l2_device_unregister(v4l2_dev); + if (go->hpi_ops->release) + go->hpi_ops->release(go); + if (go->i2c_adapter_online) { + i2c_del_adapter(&go->i2c_adapter); + go->i2c_adapter_online = 0; + } + + kfree(go->boot_fw); + go7007_v4l2_remove(go); + kfree(go); +} + +/* + * Finalize the GO7007 hardware setup, register the on-board I2C adapter + * (if used on this board), load the I2C client driver for the sensor + * (SAA7115 or whatever) and other devices, and register the ALSA and V4L2 + * interfaces. + * + * Must NOT be called with the hw_lock held. + */ +int go7007_register_encoder(struct go7007 *go, unsigned num_i2c_devs) +{ + int i, ret; + + dev_info(go->dev, "go7007: registering new %s\n", go->name); + + go->v4l2_dev.release = go7007_remove; + ret = v4l2_device_register(go->dev, &go->v4l2_dev); + if (ret < 0) + return ret; + + mutex_lock(&go->hw_lock); + ret = go7007_init_encoder(go); + mutex_unlock(&go->hw_lock); + if (ret < 0) + return ret; + + ret = go7007_v4l2_ctrl_init(go); + if (ret < 0) + return ret; + + if (!go->i2c_adapter_online && + go->board_info->flags & GO7007_BOARD_USE_ONBOARD_I2C) { + ret = go7007_i2c_init(go); + if (ret < 0) + return ret; + go->i2c_adapter_online = 1; + } + if (go->i2c_adapter_online) { + if (go->board_id == GO7007_BOARDID_ADS_USBAV_709) { + /* Reset the TW9906 */ + go7007_write_addr(go, 0x3c82, 0x0009); + msleep(50); + go7007_write_addr(go, 0x3c82, 0x000d); + } + for (i = 0; i < num_i2c_devs; ++i) + init_i2c_module(&go->i2c_adapter, &go->board_info->i2c_devs[i]); + + if (go->tuner_type >= 0) { + struct tuner_setup setup = { + .addr = ADDR_UNSET, + .type = go->tuner_type, + .mode_mask = T_ANALOG_TV, + }; + + v4l2_device_call_all(&go->v4l2_dev, 0, tuner, + s_type_addr, &setup); + } + if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) + v4l2_subdev_call(go->sd_video, video, s_routing, + 0, 0, go->channel_number + 1); + } + + ret = go7007_v4l2_init(go); + if (ret < 0) + return ret; + + if (go->board_info->flags & GO7007_BOARD_HAS_AUDIO) { + go->audio_enabled = 1; + go7007_snd_init(go); + } + return 0; +} +EXPORT_SYMBOL(go7007_register_encoder); + +/* + * Send the encode firmware to the encoder, which will cause it + * to immediately start delivering the video and audio streams. + * + * Must be called with the hw_lock held. + */ +int go7007_start_encoder(struct go7007 *go) +{ + u8 *fw; + int fw_len, rv = 0, i, x, y; + u16 intr_val, intr_data; + + go->modet_enable = 0; + for (i = 0; i < 4; i++) + go->modet[i].enable = 0; + + switch (v4l2_ctrl_g_ctrl(go->modet_mode)) { + case V4L2_DETECT_MD_MODE_GLOBAL: + memset(go->modet_map, 0, sizeof(go->modet_map)); + go->modet[0].enable = 1; + go->modet_enable = 1; + break; + case V4L2_DETECT_MD_MODE_REGION_GRID: + for (y = 0; y < go->height / 16; y++) { + for (x = 0; x < go->width / 16; x++) { + int idx = y * go->width / 16 + x; + + go->modet[go->modet_map[idx]].enable = 1; + } + } + go->modet_enable = 1; + break; + } + + if (go->dvd_mode) + go->modet_enable = 0; + + if (go7007_construct_fw_image(go, &fw, &fw_len) < 0) + return -1; + + if (go7007_send_firmware(go, fw, fw_len) < 0 || + go7007_read_interrupt(go, &intr_val, &intr_data) < 0) { + v4l2_err(&go->v4l2_dev, "error transferring firmware\n"); + rv = -1; + goto start_error; + } + + go->state = STATE_DATA; + go->parse_length = 0; + go->seen_frame = 0; + if (go7007_stream_start(go) < 0) { + v4l2_err(&go->v4l2_dev, "error starting stream transfer\n"); + rv = -1; + goto start_error; + } + +start_error: + kfree(fw); + return rv; +} + +/* + * Store a byte in the current video buffer, if there is one. + */ +static inline void store_byte(struct go7007_buffer *vb, u8 byte) +{ + if (vb && vb->vb.vb2_buf.planes[0].bytesused < GO7007_BUF_SIZE) { + u8 *ptr = vb2_plane_vaddr(&vb->vb.vb2_buf, 0); + + ptr[vb->vb.vb2_buf.planes[0].bytesused++] = byte; + } +} + +static void go7007_set_motion_regions(struct go7007 *go, struct go7007_buffer *vb, + u32 motion_regions) +{ + if (motion_regions != go->modet_event_status) { + struct v4l2_event ev = { + .type = V4L2_EVENT_MOTION_DET, + .u.motion_det = { + .flags = V4L2_EVENT_MD_FL_HAVE_FRAME_SEQ, + .frame_sequence = vb->vb.sequence, + .region_mask = motion_regions, + }, + }; + + v4l2_event_queue(&go->vdev, &ev); + go->modet_event_status = motion_regions; + } +} + +/* + * Determine regions with motion and send a motion detection event + * in case of changes. + */ +static void go7007_motion_regions(struct go7007 *go, struct go7007_buffer *vb) +{ + u32 *bytesused = &vb->vb.vb2_buf.planes[0].bytesused; + unsigned motion[4] = { 0, 0, 0, 0 }; + u32 motion_regions = 0; + unsigned stride = (go->width + 7) >> 3; + unsigned x, y; + int i; + + for (i = 0; i < 216; ++i) + store_byte(vb, go->active_map[i]); + for (y = 0; y < go->height / 16; y++) { + for (x = 0; x < go->width / 16; x++) { + if (!(go->active_map[y * stride + (x >> 3)] & (1 << (x & 7)))) + continue; + motion[go->modet_map[y * (go->width / 16) + x]]++; + } + } + motion_regions = ((motion[0] > 0) << 0) | + ((motion[1] > 0) << 1) | + ((motion[2] > 0) << 2) | + ((motion[3] > 0) << 3); + *bytesused -= 216; + go7007_set_motion_regions(go, vb, motion_regions); +} + +/* + * Deliver the last video buffer and get a new one to start writing to. + */ +static struct go7007_buffer *frame_boundary(struct go7007 *go, struct go7007_buffer *vb) +{ + u32 *bytesused; + struct go7007_buffer *vb_tmp = NULL; + unsigned long flags; + + if (vb == NULL) { + spin_lock_irqsave(&go->spinlock, flags); + if (!list_empty(&go->vidq_active)) + vb = go->active_buf = + list_first_entry(&go->vidq_active, struct go7007_buffer, list); + spin_unlock_irqrestore(&go->spinlock, flags); + go->next_seq++; + return vb; + } + bytesused = &vb->vb.vb2_buf.planes[0].bytesused; + + vb->vb.sequence = go->next_seq++; + if (vb->modet_active && *bytesused + 216 < GO7007_BUF_SIZE) + go7007_motion_regions(go, vb); + else + go7007_set_motion_regions(go, vb, 0); + + vb->vb.vb2_buf.timestamp = ktime_get_ns(); + vb_tmp = vb; + spin_lock_irqsave(&go->spinlock, flags); + list_del(&vb->list); + if (list_empty(&go->vidq_active)) + vb = NULL; + else + vb = list_first_entry(&go->vidq_active, + struct go7007_buffer, list); + go->active_buf = vb; + spin_unlock_irqrestore(&go->spinlock, flags); + vb2_buffer_done(&vb_tmp->vb.vb2_buf, VB2_BUF_STATE_DONE); + return vb; +} + +static void write_bitmap_word(struct go7007 *go) +{ + int x, y, i, stride = ((go->width >> 4) + 7) >> 3; + + for (i = 0; i < 16; ++i) { + y = (((go->parse_length - 1) << 3) + i) / (go->width >> 4); + x = (((go->parse_length - 1) << 3) + i) % (go->width >> 4); + if (stride * y + (x >> 3) < sizeof(go->active_map)) + go->active_map[stride * y + (x >> 3)] |= + (go->modet_word & 1) << (x & 0x7); + go->modet_word >>= 1; + } +} + +/* + * Parse a chunk of the video stream into frames. The frames are not + * delimited by the hardware, so we have to parse the frame boundaries + * based on the type of video stream we're receiving. + */ +void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length) +{ + struct go7007_buffer *vb = go->active_buf; + int i, seq_start_code = -1, gop_start_code = -1, frame_start_code = -1; + + switch (go->format) { + case V4L2_PIX_FMT_MPEG4: + seq_start_code = 0xB0; + gop_start_code = 0xB3; + frame_start_code = 0xB6; + break; + case V4L2_PIX_FMT_MPEG1: + case V4L2_PIX_FMT_MPEG2: + seq_start_code = 0xB3; + gop_start_code = 0xB8; + frame_start_code = 0x00; + break; + } + + for (i = 0; i < length; ++i) { + if (vb && vb->vb.vb2_buf.planes[0].bytesused >= + GO7007_BUF_SIZE - 3) { + v4l2_info(&go->v4l2_dev, "dropping oversized frame\n"); + vb->vb.vb2_buf.planes[0].bytesused = 0; + vb->frame_offset = 0; + vb->modet_active = 0; + vb = go->active_buf = NULL; + } + + switch (go->state) { + case STATE_DATA: + switch (buf[i]) { + case 0x00: + go->state = STATE_00; + break; + case 0xFF: + go->state = STATE_FF; + break; + default: + store_byte(vb, buf[i]); + break; + } + break; + case STATE_00: + switch (buf[i]) { + case 0x00: + go->state = STATE_00_00; + break; + case 0xFF: + store_byte(vb, 0x00); + go->state = STATE_FF; + break; + default: + store_byte(vb, 0x00); + store_byte(vb, buf[i]); + go->state = STATE_DATA; + break; + } + break; + case STATE_00_00: + switch (buf[i]) { + case 0x00: + store_byte(vb, 0x00); + /* go->state remains STATE_00_00 */ + break; + case 0x01: + go->state = STATE_00_00_01; + break; + case 0xFF: + store_byte(vb, 0x00); + store_byte(vb, 0x00); + go->state = STATE_FF; + break; + default: + store_byte(vb, 0x00); + store_byte(vb, 0x00); + store_byte(vb, buf[i]); + go->state = STATE_DATA; + break; + } + break; + case STATE_00_00_01: + if (buf[i] == 0xF8 && go->modet_enable == 0) { + /* MODET start code, but MODET not enabled */ + store_byte(vb, 0x00); + store_byte(vb, 0x00); + store_byte(vb, 0x01); + store_byte(vb, 0xF8); + go->state = STATE_DATA; + break; + } + /* If this is the start of a new MPEG frame, + * get a new buffer */ + if ((go->format == V4L2_PIX_FMT_MPEG1 || + go->format == V4L2_PIX_FMT_MPEG2 || + go->format == V4L2_PIX_FMT_MPEG4) && + (buf[i] == seq_start_code || + buf[i] == gop_start_code || + buf[i] == frame_start_code)) { + if (vb == NULL || go->seen_frame) + vb = frame_boundary(go, vb); + go->seen_frame = buf[i] == frame_start_code; + if (vb && go->seen_frame) + vb->frame_offset = + vb->vb.vb2_buf.planes[0].bytesused; + } + /* Handle any special chunk types, or just write the + * start code to the (potentially new) buffer */ + switch (buf[i]) { + case 0xF5: /* timestamp */ + go->parse_length = 12; + go->state = STATE_UNPARSED; + break; + case 0xF6: /* vbi */ + go->state = STATE_VBI_LEN_A; + break; + case 0xF8: /* MD map */ + go->parse_length = 0; + memset(go->active_map, 0, + sizeof(go->active_map)); + go->state = STATE_MODET_MAP; + break; + case 0xFF: /* Potential JPEG start code */ + store_byte(vb, 0x00); + store_byte(vb, 0x00); + store_byte(vb, 0x01); + go->state = STATE_FF; + break; + default: + store_byte(vb, 0x00); + store_byte(vb, 0x00); + store_byte(vb, 0x01); + store_byte(vb, buf[i]); + go->state = STATE_DATA; + break; + } + break; + case STATE_FF: + switch (buf[i]) { + case 0x00: + store_byte(vb, 0xFF); + go->state = STATE_00; + break; + case 0xFF: + store_byte(vb, 0xFF); + /* go->state remains STATE_FF */ + break; + case 0xD8: + if (go->format == V4L2_PIX_FMT_MJPEG) + vb = frame_boundary(go, vb); + /* fall through */ + default: + store_byte(vb, 0xFF); + store_byte(vb, buf[i]); + go->state = STATE_DATA; + break; + } + break; + case STATE_VBI_LEN_A: + go->parse_length = buf[i] << 8; + go->state = STATE_VBI_LEN_B; + break; + case STATE_VBI_LEN_B: + go->parse_length |= buf[i]; + if (go->parse_length > 0) + go->state = STATE_UNPARSED; + else + go->state = STATE_DATA; + break; + case STATE_MODET_MAP: + if (go->parse_length < 204) { + if (go->parse_length & 1) { + go->modet_word |= buf[i]; + write_bitmap_word(go); + } else + go->modet_word = buf[i] << 8; + } else if (go->parse_length == 207 && vb) { + vb->modet_active = buf[i]; + } + if (++go->parse_length == 208) + go->state = STATE_DATA; + break; + case STATE_UNPARSED: + if (--go->parse_length == 0) + go->state = STATE_DATA; + break; + } + } +} +EXPORT_SYMBOL(go7007_parse_video_stream); + +/* + * Allocate a new go7007 struct. Used by the hardware-specific probe. + */ +struct go7007 *go7007_alloc(const struct go7007_board_info *board, + struct device *dev) +{ + struct go7007 *go; + + go = kzalloc(sizeof(struct go7007), GFP_KERNEL); + if (go == NULL) + return NULL; + go->dev = dev; + go->board_info = board; + go->tuner_type = -1; + mutex_init(&go->hw_lock); + init_waitqueue_head(&go->frame_waitq); + spin_lock_init(&go->spinlock); + go->status = STATUS_INIT; + init_waitqueue_head(&go->interrupt_waitq); + go7007_update_board(go); + go->format = V4L2_PIX_FMT_MJPEG; + go->bitrate = 1500000; + go->fps_scale = 1; + go->aspect_ratio = GO7007_RATIO_1_1; + + return go; +} +EXPORT_SYMBOL(go7007_alloc); + +void go7007_update_board(struct go7007 *go) +{ + const struct go7007_board_info *board = go->board_info; + + if (board->sensor_flags & GO7007_SENSOR_TV) { + go->standard = GO7007_STD_NTSC; + go->std = V4L2_STD_NTSC_M; + go->width = 720; + go->height = 480; + go->sensor_framerate = 30000; + } else { + go->standard = GO7007_STD_OTHER; + go->width = board->sensor_width; + go->height = board->sensor_height; + go->sensor_framerate = board->sensor_framerate; + } + go->encoder_v_offset = board->sensor_v_offset; + go->encoder_h_offset = board->sensor_h_offset; +} +EXPORT_SYMBOL(go7007_update_board); + +MODULE_LICENSE("GPL v2"); diff --git a/drivers/media/usb/go7007/go7007-fw.c b/drivers/media/usb/go7007/go7007-fw.c new file mode 100644 index 000000000..dfa9f899d --- /dev/null +++ b/drivers/media/usb/go7007/go7007-fw.c @@ -0,0 +1,1631 @@ +/* + * Copyright (C) 2005-2006 Micronas USA Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +/* + * This file contains code to generate a firmware image for the GO7007SB + * encoder. Much of the firmware is read verbatim from a file, but some of + * it concerning bitrate control and other things that can be configured at + * run-time are generated dynamically. Note that the format headers + * generated here do not affect the functioning of the encoder; they are + * merely parroted back to the host at the start of each frame. + */ + +#include <linux/module.h> +#include <linux/time.h> +#include <linux/mm.h> +#include <linux/device.h> +#include <linux/i2c.h> +#include <linux/firmware.h> +#include <linux/slab.h> +#include <asm/byteorder.h> + +#include "go7007-priv.h" + +#define GO7007_FW_NAME "go7007/go7007tv.bin" + +/* Constants used in the source firmware image to describe code segments */ + +#define FLAG_MODE_MJPEG (1) +#define FLAG_MODE_MPEG1 (1<<1) +#define FLAG_MODE_MPEG2 (1<<2) +#define FLAG_MODE_MPEG4 (1<<3) +#define FLAG_MODE_H263 (1<<4) +#define FLAG_MODE_ALL (FLAG_MODE_MJPEG | FLAG_MODE_MPEG1 | \ + FLAG_MODE_MPEG2 | FLAG_MODE_MPEG4 | \ + FLAG_MODE_H263) +#define FLAG_SPECIAL (1<<8) + +#define SPECIAL_FRM_HEAD 0 +#define SPECIAL_BRC_CTRL 1 +#define SPECIAL_CONFIG 2 +#define SPECIAL_SEQHEAD 3 +#define SPECIAL_AV_SYNC 4 +#define SPECIAL_FINAL 5 +#define SPECIAL_AUDIO 6 +#define SPECIAL_MODET 7 + +/* Little data class for creating MPEG headers bit-by-bit */ + +struct code_gen { + unsigned char *p; /* destination */ + u32 a; /* collects bits at the top of the variable */ + int b; /* bit position of most recently-written bit */ + int len; /* written out so far */ +}; + +#define CODE_GEN(name, dest) struct code_gen name = { dest, 0, 32, 0 } + +#define CODE_ADD(name, val, length) do { \ + name.b -= (length); \ + name.a |= (val) << name.b; \ + while (name.b <= 24) { \ + *name.p = name.a >> 24; \ + ++name.p; \ + name.a <<= 8; \ + name.b += 8; \ + name.len += 8; \ + } \ +} while (0) + +#define CODE_LENGTH(name) (name.len + (32 - name.b)) + +/* Tables for creating the bitrate control data */ + +static const s16 converge_speed_ip[101] = { + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, + 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, + 5, 5, 5, 6, 6, 6, 7, 7, 8, 8, + 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, + 19, 20, 22, 23, 25, 27, 30, 32, 35, 38, + 41, 45, 49, 53, 58, 63, 69, 76, 83, 91, + 100 +}; + +static const s16 converge_speed_ipb[101] = { + 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, + 6, 6, 6, 7, 7, 7, 7, 8, 8, 9, + 9, 9, 10, 10, 11, 12, 12, 13, 14, 14, + 15, 16, 17, 18, 19, 20, 22, 23, 25, 26, + 28, 30, 32, 34, 37, 40, 42, 46, 49, 53, + 57, 61, 66, 71, 77, 83, 90, 97, 106, 115, + 125, 135, 147, 161, 175, 191, 209, 228, 249, 273, + 300 +}; + +static const s16 LAMBDA_table[4][101] = { + { 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, + 19, 19, 19, 20, 20, 20, 21, 21, 22, 22, + 22, 23, 23, 24, 24, 25, 25, 25, 26, 26, + 27, 27, 28, 28, 29, 29, 30, 31, 31, 32, + 32, 33, 33, 34, 35, 35, 36, 37, 37, 38, + 39, 39, 40, 41, 42, 42, 43, 44, 45, 46, + 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, + 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, + 67, 68, 69, 70, 72, 73, 74, 76, 77, 78, + 80, 81, 83, 84, 86, 87, 89, 90, 92, 94, + 96 + }, + { + 20, 20, 20, 21, 21, 21, 22, 22, 23, 23, + 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, + 28, 29, 29, 30, 30, 31, 31, 32, 33, 33, + 34, 34, 35, 36, 36, 37, 38, 38, 39, 40, + 40, 41, 42, 43, 43, 44, 45, 46, 47, 48, + 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, + 58, 59, 60, 61, 62, 64, 65, 66, 67, 68, + 70, 71, 72, 73, 75, 76, 78, 79, 80, 82, + 83, 85, 86, 88, 90, 91, 93, 95, 96, 98, + 100, 102, 103, 105, 107, 109, 111, 113, 115, 117, + 120 + }, + { + 24, 24, 24, 25, 25, 26, 26, 27, 27, 28, + 28, 29, 29, 30, 30, 31, 31, 32, 33, 33, + 34, 34, 35, 36, 36, 37, 38, 38, 39, 40, + 41, 41, 42, 43, 44, 44, 45, 46, 47, 48, + 49, 50, 50, 51, 52, 53, 54, 55, 56, 57, + 58, 59, 60, 62, 63, 64, 65, 66, 67, 69, + 70, 71, 72, 74, 75, 76, 78, 79, 81, 82, + 84, 85, 87, 88, 90, 92, 93, 95, 97, 98, + 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, + 120, 122, 124, 127, 129, 131, 134, 136, 138, 141, + 144 + }, + { + 32, 32, 33, 33, 34, 34, 35, 36, 36, 37, + 38, 38, 39, 40, 41, 41, 42, 43, 44, 44, + 45, 46, 47, 48, 49, 50, 50, 51, 52, 53, + 54, 55, 56, 57, 58, 59, 60, 62, 63, 64, + 65, 66, 67, 69, 70, 71, 72, 74, 75, 76, + 78, 79, 81, 82, 84, 85, 87, 88, 90, 92, + 93, 95, 97, 98, 100, 102, 104, 106, 108, 110, + 112, 114, 116, 118, 120, 122, 124, 127, 129, 131, + 134, 136, 139, 141, 144, 146, 149, 152, 154, 157, + 160, 163, 166, 169, 172, 175, 178, 181, 185, 188, + 192 + } +}; + +/* MPEG blank frame generation tables */ + +enum mpeg_frame_type { + PFRAME, + BFRAME_PRE, + BFRAME_POST, + BFRAME_BIDIR, + BFRAME_EMPTY +}; + +static const u32 addrinctab[33][2] = { + { 0x01, 1 }, { 0x03, 3 }, { 0x02, 3 }, { 0x03, 4 }, + { 0x02, 4 }, { 0x03, 5 }, { 0x02, 5 }, { 0x07, 7 }, + { 0x06, 7 }, { 0x0b, 8 }, { 0x0a, 8 }, { 0x09, 8 }, + { 0x08, 8 }, { 0x07, 8 }, { 0x06, 8 }, { 0x17, 10 }, + { 0x16, 10 }, { 0x15, 10 }, { 0x14, 10 }, { 0x13, 10 }, + { 0x12, 10 }, { 0x23, 11 }, { 0x22, 11 }, { 0x21, 11 }, + { 0x20, 11 }, { 0x1f, 11 }, { 0x1e, 11 }, { 0x1d, 11 }, + { 0x1c, 11 }, { 0x1b, 11 }, { 0x1a, 11 }, { 0x19, 11 }, + { 0x18, 11 } +}; + +/* Standard JPEG tables */ + +static const u8 default_intra_quant_table[] = { + 8, 16, 19, 22, 26, 27, 29, 34, + 16, 16, 22, 24, 27, 29, 34, 37, + 19, 22, 26, 27, 29, 34, 34, 38, + 22, 22, 26, 27, 29, 34, 37, 40, + 22, 26, 27, 29, 32, 35, 40, 48, + 26, 27, 29, 32, 35, 40, 48, 58, + 26, 27, 29, 34, 38, 46, 56, 69, + 27, 29, 35, 38, 46, 56, 69, 83 +}; + +static const u8 bits_dc_luminance[] = { + 0, 0, 1, 5, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0 +}; + +static const u8 val_dc_luminance[] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 +}; + +static const u8 bits_dc_chrominance[] = { + 0, 0, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 +}; + +static const u8 val_dc_chrominance[] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 +}; + +static const u8 bits_ac_luminance[] = { + 0, 0, 2, 1, 3, 3, 2, 4, 3, 5, 5, 4, 4, 0, 0, 1, 0x7d +}; + +static const u8 val_ac_luminance[] = { + 0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12, + 0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07, + 0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xa1, 0x08, + 0x23, 0x42, 0xb1, 0xc1, 0x15, 0x52, 0xd1, 0xf0, + 0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0a, 0x16, + 0x17, 0x18, 0x19, 0x1a, 0x25, 0x26, 0x27, 0x28, + 0x29, 0x2a, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, + 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, + 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, + 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, + 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, + 0x7a, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, + 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, + 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, + 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, + 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5, + 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4, + 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xe1, 0xe2, + 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, + 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, + 0xf9, 0xfa +}; + +static const u8 bits_ac_chrominance[] = { + 0, 0, 2, 1, 2, 4, 4, 3, 4, 7, 5, 4, 4, 0, 1, 2, 0x77 +}; + +static const u8 val_ac_chrominance[] = { + 0x00, 0x01, 0x02, 0x03, 0x11, 0x04, 0x05, 0x21, + 0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71, + 0x13, 0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91, + 0xa1, 0xb1, 0xc1, 0x09, 0x23, 0x33, 0x52, 0xf0, + 0x15, 0x62, 0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34, + 0xe1, 0x25, 0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26, + 0x27, 0x28, 0x29, 0x2a, 0x35, 0x36, 0x37, 0x38, + 0x39, 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, + 0x49, 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, + 0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, + 0x69, 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, + 0x79, 0x7a, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, + 0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, + 0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, + 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, + 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, + 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, + 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, + 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, + 0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, + 0xf9, 0xfa +}; + +/* Zig-zag mapping for quant table + * + * OK, let's do this mapping on the actual table above so it doesn't have + * to be done on the fly. + */ +static const int zz[64] = { + 0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5, + 12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28, + 35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51, + 58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63 +}; + +static int copy_packages(__le16 *dest, u16 *src, int pkg_cnt, int space) +{ + int i, cnt = pkg_cnt * 32; + + if (space < cnt) + return -1; + + for (i = 0; i < cnt; ++i) + dest[i] = cpu_to_le16p(src + i); + + return cnt; +} + +static int mjpeg_frame_header(struct go7007 *go, unsigned char *buf, int q) +{ + int i, p = 0; + + buf[p++] = 0xff; + buf[p++] = 0xd8; + buf[p++] = 0xff; + buf[p++] = 0xdb; + buf[p++] = 0; + buf[p++] = 2 + 65; + buf[p++] = 0; + buf[p++] = default_intra_quant_table[0]; + for (i = 1; i < 64; ++i) + /* buf[p++] = (default_intra_quant_table[i] * q) >> 3; */ + buf[p++] = (default_intra_quant_table[zz[i]] * q) >> 3; + buf[p++] = 0xff; + buf[p++] = 0xc0; + buf[p++] = 0; + buf[p++] = 17; + buf[p++] = 8; + buf[p++] = go->height >> 8; + buf[p++] = go->height & 0xff; + buf[p++] = go->width >> 8; + buf[p++] = go->width & 0xff; + buf[p++] = 3; + buf[p++] = 1; + buf[p++] = 0x22; + buf[p++] = 0; + buf[p++] = 2; + buf[p++] = 0x11; + buf[p++] = 0; + buf[p++] = 3; + buf[p++] = 0x11; + buf[p++] = 0; + buf[p++] = 0xff; + buf[p++] = 0xc4; + buf[p++] = 418 >> 8; + buf[p++] = 418 & 0xff; + buf[p++] = 0x00; + memcpy(buf + p, bits_dc_luminance + 1, 16); + p += 16; + memcpy(buf + p, val_dc_luminance, sizeof(val_dc_luminance)); + p += sizeof(val_dc_luminance); + buf[p++] = 0x01; + memcpy(buf + p, bits_dc_chrominance + 1, 16); + p += 16; + memcpy(buf + p, val_dc_chrominance, sizeof(val_dc_chrominance)); + p += sizeof(val_dc_chrominance); + buf[p++] = 0x10; + memcpy(buf + p, bits_ac_luminance + 1, 16); + p += 16; + memcpy(buf + p, val_ac_luminance, sizeof(val_ac_luminance)); + p += sizeof(val_ac_luminance); + buf[p++] = 0x11; + memcpy(buf + p, bits_ac_chrominance + 1, 16); + p += 16; + memcpy(buf + p, val_ac_chrominance, sizeof(val_ac_chrominance)); + p += sizeof(val_ac_chrominance); + buf[p++] = 0xff; + buf[p++] = 0xda; + buf[p++] = 0; + buf[p++] = 12; + buf[p++] = 3; + buf[p++] = 1; + buf[p++] = 0x00; + buf[p++] = 2; + buf[p++] = 0x11; + buf[p++] = 3; + buf[p++] = 0x11; + buf[p++] = 0; + buf[p++] = 63; + buf[p++] = 0; + return p; +} + +static int gen_mjpeghdr_to_package(struct go7007 *go, __le16 *code, int space) +{ + u8 *buf; + u16 mem = 0x3e00; + unsigned int addr = 0x19; + int size = 0, i, off = 0, chunk; + + buf = kzalloc(4096, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + for (i = 1; i < 32; ++i) { + mjpeg_frame_header(go, buf + size, i); + size += 80; + } + chunk = mjpeg_frame_header(go, buf + size, 1); + memmove(buf + size, buf + size + 80, chunk - 80); + size += chunk - 80; + + for (i = 0; i < size; i += chunk * 2) { + if (space - off < 32) { + off = -1; + goto done; + } + + code[off + 1] = __cpu_to_le16(0x8000 | mem); + + chunk = 28; + if (mem + chunk > 0x4000) + chunk = 0x4000 - mem; + if (i + 2 * chunk > size) + chunk = (size - i) / 2; + + if (chunk < 28) { + code[off] = __cpu_to_le16(0x4000 | chunk); + code[off + 31] = __cpu_to_le16(addr++); + mem = 0x3e00; + } else { + code[off] = __cpu_to_le16(0x1000 | 28); + code[off + 31] = 0; + mem += 28; + } + + memcpy(&code[off + 2], buf + i, chunk * 2); + off += 32; + } +done: + kfree(buf); + return off; +} + +static int mpeg1_frame_header(struct go7007 *go, unsigned char *buf, + int modulo, int pict_struct, enum mpeg_frame_type frame) +{ + int i, j, mb_code, mb_len; + int rows = go->interlace_coding ? go->height / 32 : go->height / 16; + CODE_GEN(c, buf + 6); + + switch (frame) { + case PFRAME: + mb_code = 0x1; + mb_len = 3; + break; + case BFRAME_PRE: + mb_code = 0x2; + mb_len = 4; + break; + case BFRAME_POST: + mb_code = 0x2; + mb_len = 3; + break; + case BFRAME_BIDIR: + mb_code = 0x2; + mb_len = 2; + break; + default: /* keep the compiler happy */ + mb_code = mb_len = 0; + break; + } + + CODE_ADD(c, frame == PFRAME ? 0x2 : 0x3, 13); + CODE_ADD(c, 0xffff, 16); + CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 0x7 : 0x4, 4); + if (frame != PFRAME) + CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 0x7 : 0x4, 4); + else + CODE_ADD(c, 0, 4); /* Is this supposed to be here?? */ + CODE_ADD(c, 0, 3); /* What is this?? */ + /* Byte-align with zeros */ + j = 8 - (CODE_LENGTH(c) % 8); + if (j != 8) + CODE_ADD(c, 0, j); + + if (go->format == V4L2_PIX_FMT_MPEG2) { + CODE_ADD(c, 0x1, 24); + CODE_ADD(c, 0xb5, 8); + CODE_ADD(c, 0x844, 12); + CODE_ADD(c, frame == PFRAME ? 0xff : 0x44, 8); + if (go->interlace_coding) { + CODE_ADD(c, pict_struct, 4); + if (go->dvd_mode) + CODE_ADD(c, 0x000, 11); + else + CODE_ADD(c, 0x200, 11); + } else { + CODE_ADD(c, 0x3, 4); + CODE_ADD(c, 0x20c, 11); + } + /* Byte-align with zeros */ + j = 8 - (CODE_LENGTH(c) % 8); + if (j != 8) + CODE_ADD(c, 0, j); + } + + for (i = 0; i < rows; ++i) { + CODE_ADD(c, 1, 24); + CODE_ADD(c, i + 1, 8); + CODE_ADD(c, 0x2, 6); + CODE_ADD(c, 0x1, 1); + CODE_ADD(c, mb_code, mb_len); + if (go->interlace_coding) { + CODE_ADD(c, 0x1, 2); + CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); + } + if (frame == BFRAME_BIDIR) { + CODE_ADD(c, 0x3, 2); + if (go->interlace_coding) + CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); + } + CODE_ADD(c, 0x3, 2); + for (j = (go->width >> 4) - 2; j >= 33; j -= 33) + CODE_ADD(c, 0x8, 11); + CODE_ADD(c, addrinctab[j][0], addrinctab[j][1]); + CODE_ADD(c, mb_code, mb_len); + if (go->interlace_coding) { + CODE_ADD(c, 0x1, 2); + CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); + } + if (frame == BFRAME_BIDIR) { + CODE_ADD(c, 0x3, 2); + if (go->interlace_coding) + CODE_ADD(c, pict_struct == 1 ? 0x0 : 0x1, 1); + } + CODE_ADD(c, 0x3, 2); + + /* Byte-align with zeros */ + j = 8 - (CODE_LENGTH(c) % 8); + if (j != 8) + CODE_ADD(c, 0, j); + } + + i = CODE_LENGTH(c) + 4 * 8; + buf[2] = 0x00; + buf[3] = 0x00; + buf[4] = 0x01; + buf[5] = 0x00; + return i; +} + +static int mpeg1_sequence_header(struct go7007 *go, unsigned char *buf, int ext) +{ + int i, aspect_ratio, picture_rate; + CODE_GEN(c, buf + 6); + + if (go->format == V4L2_PIX_FMT_MPEG1) { + switch (go->aspect_ratio) { + case GO7007_RATIO_4_3: + aspect_ratio = go->standard == GO7007_STD_NTSC ? 3 : 2; + break; + case GO7007_RATIO_16_9: + aspect_ratio = go->standard == GO7007_STD_NTSC ? 5 : 4; + break; + default: + aspect_ratio = 1; + break; + } + } else { + switch (go->aspect_ratio) { + case GO7007_RATIO_4_3: + aspect_ratio = 2; + break; + case GO7007_RATIO_16_9: + aspect_ratio = 3; + break; + default: + aspect_ratio = 1; + break; + } + } + switch (go->sensor_framerate) { + case 24000: + picture_rate = 1; + break; + case 24024: + picture_rate = 2; + break; + case 25025: + picture_rate = go->interlace_coding ? 6 : 3; + break; + case 30000: + picture_rate = go->interlace_coding ? 7 : 4; + break; + case 30030: + picture_rate = go->interlace_coding ? 8 : 5; + break; + default: + picture_rate = 5; /* 30 fps seems like a reasonable default */ + break; + } + + CODE_ADD(c, go->width, 12); + CODE_ADD(c, go->height, 12); + CODE_ADD(c, aspect_ratio, 4); + CODE_ADD(c, picture_rate, 4); + CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 20000 : 0x3ffff, 18); + CODE_ADD(c, 1, 1); + CODE_ADD(c, go->format == V4L2_PIX_FMT_MPEG2 ? 112 : 20, 10); + CODE_ADD(c, 0, 3); + + /* Byte-align with zeros */ + i = 8 - (CODE_LENGTH(c) % 8); + if (i != 8) + CODE_ADD(c, 0, i); + + if (go->format == V4L2_PIX_FMT_MPEG2) { + CODE_ADD(c, 0x1, 24); + CODE_ADD(c, 0xb5, 8); + CODE_ADD(c, 0x148, 12); + if (go->interlace_coding) + CODE_ADD(c, 0x20001, 20); + else + CODE_ADD(c, 0xa0001, 20); + CODE_ADD(c, 0, 16); + + /* Byte-align with zeros */ + i = 8 - (CODE_LENGTH(c) % 8); + if (i != 8) + CODE_ADD(c, 0, i); + + if (ext) { + CODE_ADD(c, 0x1, 24); + CODE_ADD(c, 0xb52, 12); + CODE_ADD(c, go->standard == GO7007_STD_NTSC ? 2 : 1, 3); + CODE_ADD(c, 0x105, 9); + CODE_ADD(c, 0x505, 16); + CODE_ADD(c, go->width, 14); + CODE_ADD(c, 1, 1); + CODE_ADD(c, go->height, 14); + + /* Byte-align with zeros */ + i = 8 - (CODE_LENGTH(c) % 8); + if (i != 8) + CODE_ADD(c, 0, i); + } + } + + i = CODE_LENGTH(c) + 4 * 8; + buf[0] = i & 0xff; + buf[1] = i >> 8; + buf[2] = 0x00; + buf[3] = 0x00; + buf[4] = 0x01; + buf[5] = 0xb3; + return i; +} + +static int gen_mpeg1hdr_to_package(struct go7007 *go, + __le16 *code, int space, int *framelen) +{ + u8 *buf; + u16 mem = 0x3e00; + unsigned int addr = 0x19; + int i, off = 0, chunk; + + buf = kzalloc(5120, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + framelen[0] = mpeg1_frame_header(go, buf, 0, 1, PFRAME); + if (go->interlace_coding) + framelen[0] += mpeg1_frame_header(go, buf + framelen[0] / 8, + 0, 2, PFRAME); + buf[0] = framelen[0] & 0xff; + buf[1] = framelen[0] >> 8; + i = 368; + framelen[1] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_PRE); + if (go->interlace_coding) + framelen[1] += mpeg1_frame_header(go, buf + i + framelen[1] / 8, + 0, 2, BFRAME_PRE); + buf[i] = framelen[1] & 0xff; + buf[i + 1] = framelen[1] >> 8; + i += 1632; + framelen[2] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_POST); + if (go->interlace_coding) + framelen[2] += mpeg1_frame_header(go, buf + i + framelen[2] / 8, + 0, 2, BFRAME_POST); + buf[i] = framelen[2] & 0xff; + buf[i + 1] = framelen[2] >> 8; + i += 1432; + framelen[3] = mpeg1_frame_header(go, buf + i, 0, 1, BFRAME_BIDIR); + if (go->interlace_coding) + framelen[3] += mpeg1_frame_header(go, buf + i + framelen[3] / 8, + 0, 2, BFRAME_BIDIR); + buf[i] = framelen[3] & 0xff; + buf[i + 1] = framelen[3] >> 8; + i += 1632 + 16; + mpeg1_sequence_header(go, buf + i, 0); + i += 40; + for (i = 0; i < 5120; i += chunk * 2) { + if (space - off < 32) { + off = -1; + goto done; + } + + code[off + 1] = __cpu_to_le16(0x8000 | mem); + + chunk = 28; + if (mem + chunk > 0x4000) + chunk = 0x4000 - mem; + if (i + 2 * chunk > 5120) + chunk = (5120 - i) / 2; + + if (chunk < 28) { + code[off] = __cpu_to_le16(0x4000 | chunk); + code[off + 31] = __cpu_to_le16(addr); + if (mem + chunk == 0x4000) { + mem = 0x3e00; + ++addr; + } + } else { + code[off] = __cpu_to_le16(0x1000 | 28); + code[off + 31] = 0; + mem += 28; + } + + memcpy(&code[off + 2], buf + i, chunk * 2); + off += 32; + } +done: + kfree(buf); + return off; +} + +static int vti_bitlen(struct go7007 *go) +{ + unsigned int i, max_time_incr = go->sensor_framerate / go->fps_scale; + + for (i = 31; (max_time_incr & ((1 << i) - 1)) == max_time_incr; --i) + ; + return i + 1; +} + +static int mpeg4_frame_header(struct go7007 *go, unsigned char *buf, + int modulo, enum mpeg_frame_type frame) +{ + int i; + CODE_GEN(c, buf + 6); + int mb_count = (go->width >> 4) * (go->height >> 4); + + CODE_ADD(c, frame == PFRAME ? 0x1 : 0x2, 2); + if (modulo) + CODE_ADD(c, 0x1, 1); + CODE_ADD(c, 0x1, 2); + CODE_ADD(c, 0, vti_bitlen(go)); + CODE_ADD(c, 0x3, 2); + if (frame == PFRAME) + CODE_ADD(c, 0, 1); + CODE_ADD(c, 0xc, 11); + if (frame != PFRAME) + CODE_ADD(c, 0x4, 3); + if (frame != BFRAME_EMPTY) { + for (i = 0; i < mb_count; ++i) { + switch (frame) { + case PFRAME: + CODE_ADD(c, 0x1, 1); + break; + case BFRAME_PRE: + CODE_ADD(c, 0x47, 8); + break; + case BFRAME_POST: + CODE_ADD(c, 0x27, 7); + break; + case BFRAME_BIDIR: + CODE_ADD(c, 0x5f, 8); + break; + case BFRAME_EMPTY: /* keep compiler quiet */ + break; + } + } + } + + /* Byte-align with a zero followed by ones */ + i = 8 - (CODE_LENGTH(c) % 8); + CODE_ADD(c, 0, 1); + CODE_ADD(c, (1 << (i - 1)) - 1, i - 1); + + i = CODE_LENGTH(c) + 4 * 8; + buf[0] = i & 0xff; + buf[1] = i >> 8; + buf[2] = 0x00; + buf[3] = 0x00; + buf[4] = 0x01; + buf[5] = 0xb6; + return i; +} + +static int mpeg4_sequence_header(struct go7007 *go, unsigned char *buf, int ext) +{ + const unsigned char head[] = { 0x00, 0x00, 0x01, 0xb0, go->pali, + 0x00, 0x00, 0x01, 0xb5, 0x09, + 0x00, 0x00, 0x01, 0x00, + 0x00, 0x00, 0x01, 0x20, }; + int i, aspect_ratio; + int fps = go->sensor_framerate / go->fps_scale; + CODE_GEN(c, buf + 2 + sizeof(head)); + + switch (go->aspect_ratio) { + case GO7007_RATIO_4_3: + aspect_ratio = go->standard == GO7007_STD_NTSC ? 3 : 2; + break; + case GO7007_RATIO_16_9: + aspect_ratio = go->standard == GO7007_STD_NTSC ? 5 : 4; + break; + default: + aspect_ratio = 1; + break; + } + + memcpy(buf + 2, head, sizeof(head)); + CODE_ADD(c, 0x191, 17); + CODE_ADD(c, aspect_ratio, 4); + CODE_ADD(c, 0x1, 4); + CODE_ADD(c, fps, 16); + CODE_ADD(c, 0x3, 2); + CODE_ADD(c, 1001, vti_bitlen(go)); + CODE_ADD(c, 1, 1); + CODE_ADD(c, go->width, 13); + CODE_ADD(c, 1, 1); + CODE_ADD(c, go->height, 13); + CODE_ADD(c, 0x2830, 14); + + /* Byte-align */ + i = 8 - (CODE_LENGTH(c) % 8); + CODE_ADD(c, 0, 1); + CODE_ADD(c, (1 << (i - 1)) - 1, i - 1); + + i = CODE_LENGTH(c) + sizeof(head) * 8; + buf[0] = i & 0xff; + buf[1] = i >> 8; + return i; +} + +static int gen_mpeg4hdr_to_package(struct go7007 *go, + __le16 *code, int space, int *framelen) +{ + u8 *buf; + u16 mem = 0x3e00; + unsigned int addr = 0x19; + int i, off = 0, chunk; + + buf = kzalloc(5120, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + framelen[0] = mpeg4_frame_header(go, buf, 0, PFRAME); + i = 368; + framelen[1] = mpeg4_frame_header(go, buf + i, 0, BFRAME_PRE); + i += 1632; + framelen[2] = mpeg4_frame_header(go, buf + i, 0, BFRAME_POST); + i += 1432; + framelen[3] = mpeg4_frame_header(go, buf + i, 0, BFRAME_BIDIR); + i += 1632; + mpeg4_frame_header(go, buf + i, 0, BFRAME_EMPTY); + i += 16; + mpeg4_sequence_header(go, buf + i, 0); + i += 40; + for (i = 0; i < 5120; i += chunk * 2) { + if (space - off < 32) { + off = -1; + goto done; + } + + code[off + 1] = __cpu_to_le16(0x8000 | mem); + + chunk = 28; + if (mem + chunk > 0x4000) + chunk = 0x4000 - mem; + if (i + 2 * chunk > 5120) + chunk = (5120 - i) / 2; + + if (chunk < 28) { + code[off] = __cpu_to_le16(0x4000 | chunk); + code[off + 31] = __cpu_to_le16(addr); + if (mem + chunk == 0x4000) { + mem = 0x3e00; + ++addr; + } + } else { + code[off] = __cpu_to_le16(0x1000 | 28); + code[off + 31] = 0; + mem += 28; + } + + memcpy(&code[off + 2], buf + i, chunk * 2); + off += 32; + } + mem = 0x3e00; + addr = go->ipb ? 0x14f9 : 0x0af9; + memset(buf, 0, 5120); + framelen[4] = mpeg4_frame_header(go, buf, 1, PFRAME); + i = 368; + framelen[5] = mpeg4_frame_header(go, buf + i, 1, BFRAME_PRE); + i += 1632; + framelen[6] = mpeg4_frame_header(go, buf + i, 1, BFRAME_POST); + i += 1432; + framelen[7] = mpeg4_frame_header(go, buf + i, 1, BFRAME_BIDIR); + i += 1632; + mpeg4_frame_header(go, buf + i, 1, BFRAME_EMPTY); + i += 16; + for (i = 0; i < 5120; i += chunk * 2) { + if (space - off < 32) { + off = -1; + goto done; + } + + code[off + 1] = __cpu_to_le16(0x8000 | mem); + + chunk = 28; + if (mem + chunk > 0x4000) + chunk = 0x4000 - mem; + if (i + 2 * chunk > 5120) + chunk = (5120 - i) / 2; + + if (chunk < 28) { + code[off] = __cpu_to_le16(0x4000 | chunk); + code[off + 31] = __cpu_to_le16(addr); + if (mem + chunk == 0x4000) { + mem = 0x3e00; + ++addr; + } + } else { + code[off] = __cpu_to_le16(0x1000 | 28); + code[off + 31] = 0; + mem += 28; + } + + memcpy(&code[off + 2], buf + i, chunk * 2); + off += 32; + } +done: + kfree(buf); + return off; +} + +static int brctrl_to_package(struct go7007 *go, + __le16 *code, int space, int *framelen) +{ + int converge_speed = 0; + int lambda = (go->format == V4L2_PIX_FMT_MJPEG || go->dvd_mode) ? + 100 : 0; + int peak_rate = 6 * go->bitrate / 5; + int vbv_buffer = go->format == V4L2_PIX_FMT_MJPEG ? + go->bitrate : + (go->dvd_mode ? 900000 : peak_rate); + int fps = go->sensor_framerate / go->fps_scale; + int q = 0; + /* Bizarre math below depends on rounding errors in division */ + u32 sgop_expt_addr = go->bitrate / 32 * (go->ipb ? 3 : 1) * 1001 / fps; + u32 sgop_peak_addr = peak_rate / 32 * 1001 / fps; + u32 total_expt_addr = go->bitrate / 32 * 1000 / fps * (fps / 1000); + u32 vbv_alert_addr = vbv_buffer * 3 / (4 * 32); + u32 cplx[] = { + q > 0 ? sgop_expt_addr * q : + 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, + q > 0 ? sgop_expt_addr * q : + 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, + q > 0 ? sgop_expt_addr * q : + 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, + q > 0 ? sgop_expt_addr * q : + 2 * go->width * go->height * (go->ipb ? 6 : 4) / 32, + }; + u32 calc_q = q > 0 ? q : cplx[0] / sgop_expt_addr; + u16 pack[] = { + 0x200e, 0x0000, + 0xBF20, go->ipb ? converge_speed_ipb[converge_speed] + : converge_speed_ip[converge_speed], + 0xBF21, go->ipb ? 2 : 0, + 0xBF22, go->ipb ? LAMBDA_table[0][lambda / 2 + 50] + : 32767, + 0xBF23, go->ipb ? LAMBDA_table[1][lambda] : 32767, + 0xBF24, 32767, + 0xBF25, lambda > 99 ? 32767 : LAMBDA_table[3][lambda], + 0xBF26, sgop_expt_addr & 0x0000FFFF, + 0xBF27, sgop_expt_addr >> 16, + 0xBF28, sgop_peak_addr & 0x0000FFFF, + 0xBF29, sgop_peak_addr >> 16, + 0xBF2A, vbv_alert_addr & 0x0000FFFF, + 0xBF2B, vbv_alert_addr >> 16, + 0xBF2C, 0, + 0xBF2D, 0, + 0, 0, + + 0x200e, 0x0000, + 0xBF2E, vbv_alert_addr & 0x0000FFFF, + 0xBF2F, vbv_alert_addr >> 16, + 0xBF30, cplx[0] & 0x0000FFFF, + 0xBF31, cplx[0] >> 16, + 0xBF32, cplx[1] & 0x0000FFFF, + 0xBF33, cplx[1] >> 16, + 0xBF34, cplx[2] & 0x0000FFFF, + 0xBF35, cplx[2] >> 16, + 0xBF36, cplx[3] & 0x0000FFFF, + 0xBF37, cplx[3] >> 16, + 0xBF38, 0, + 0xBF39, 0, + 0xBF3A, total_expt_addr & 0x0000FFFF, + 0xBF3B, total_expt_addr >> 16, + 0, 0, + + 0x200e, 0x0000, + 0xBF3C, total_expt_addr & 0x0000FFFF, + 0xBF3D, total_expt_addr >> 16, + 0xBF3E, 0, + 0xBF3F, 0, + 0xBF48, 0, + 0xBF49, 0, + 0xBF4A, calc_q < 4 ? 4 : (calc_q > 124 ? 124 : calc_q), + 0xBF4B, 4, + 0xBF4C, 0, + 0xBF4D, 0, + 0xBF4E, 0, + 0xBF4F, 0, + 0xBF50, 0, + 0xBF51, 0, + 0, 0, + + 0x200e, 0x0000, + 0xBF40, sgop_expt_addr & 0x0000FFFF, + 0xBF41, sgop_expt_addr >> 16, + 0xBF42, 0, + 0xBF43, 0, + 0xBF44, 0, + 0xBF45, 0, + 0xBF46, (go->width >> 4) * (go->height >> 4), + 0xBF47, 0, + 0xBF64, 0, + 0xBF65, 0, + 0xBF18, framelen[4], + 0xBF19, framelen[5], + 0xBF1A, framelen[6], + 0xBF1B, framelen[7], + 0, 0, + +#if 0 + /* Remove once we don't care about matching */ + 0x200e, 0x0000, + 0xBF56, 4, + 0xBF57, 0, + 0xBF58, 5, + 0xBF59, 0, + 0xBF5A, 6, + 0xBF5B, 0, + 0xBF5C, 8, + 0xBF5D, 0, + 0xBF5E, 1, + 0xBF5F, 0, + 0xBF60, 1, + 0xBF61, 0, + 0xBF62, 0, + 0xBF63, 0, + 0, 0, +#else + 0x2008, 0x0000, + 0xBF56, 4, + 0xBF57, 0, + 0xBF58, 5, + 0xBF59, 0, + 0xBF5A, 6, + 0xBF5B, 0, + 0xBF5C, 8, + 0xBF5D, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, +#endif + + 0x200e, 0x0000, + 0xBF10, 0, + 0xBF11, 0, + 0xBF12, 0, + 0xBF13, 0, + 0xBF14, 0, + 0xBF15, 0, + 0xBF16, 0, + 0xBF17, 0, + 0xBF7E, 0, + 0xBF7F, 1, + 0xBF52, framelen[0], + 0xBF53, framelen[1], + 0xBF54, framelen[2], + 0xBF55, framelen[3], + 0, 0, + }; + + return copy_packages(code, pack, 6, space); +} + +static int config_package(struct go7007 *go, __le16 *code, int space) +{ + int fps = go->sensor_framerate / go->fps_scale / 1000; + int rows = go->interlace_coding ? go->height / 32 : go->height / 16; + int brc_window_size = fps; + int q_min = 2, q_max = 31; + int THACCoeffSet0 = 0; + u16 pack[] = { + 0x200e, 0x0000, + 0xc002, 0x14b4, + 0xc003, 0x28b4, + 0xc004, 0x3c5a, + 0xdc05, 0x2a77, + 0xc6c3, go->format == V4L2_PIX_FMT_MPEG4 ? 0 : + (go->format == V4L2_PIX_FMT_H263 ? 0 : 1), + 0xc680, go->format == V4L2_PIX_FMT_MPEG4 ? 0xf1 : + (go->format == V4L2_PIX_FMT_H263 ? 0x61 : + 0xd3), + 0xc780, 0x0140, + 0xe009, 0x0001, + 0xc60f, 0x0008, + 0xd4ff, 0x0002, + 0xe403, 2340, + 0xe406, 75, + 0xd411, 0x0001, + 0xd410, 0xa1d6, + 0x0001, 0x2801, + + 0x200d, 0x0000, + 0xe402, 0x018b, + 0xe401, 0x8b01, + 0xd472, (go->board_info->sensor_flags & + GO7007_SENSOR_TV) && + (!go->interlace_coding) ? + 0x01b0 : 0x0170, + 0xd475, (go->board_info->sensor_flags & + GO7007_SENSOR_TV) && + (!go->interlace_coding) ? + 0x0008 : 0x0009, + 0xc404, go->interlace_coding ? 0x44 : + (go->format == V4L2_PIX_FMT_MPEG4 ? 0x11 : + (go->format == V4L2_PIX_FMT_MPEG1 ? 0x02 : + (go->format == V4L2_PIX_FMT_MPEG2 ? 0x04 : + (go->format == V4L2_PIX_FMT_H263 ? 0x08 : + 0x20)))), + 0xbf0a, (go->format == V4L2_PIX_FMT_MPEG4 ? 8 : + (go->format == V4L2_PIX_FMT_MPEG1 ? 1 : + (go->format == V4L2_PIX_FMT_MPEG2 ? 2 : + (go->format == V4L2_PIX_FMT_H263 ? 4 : 16)))) | + ((go->repeat_seqhead ? 1 : 0) << 6) | + ((go->dvd_mode ? 1 : 0) << 9) | + ((go->gop_header_enable ? 1 : 0) << 10), + 0xbf0b, 0, + 0xdd5a, go->ipb ? 0x14 : 0x0a, + 0xbf0c, 0, + 0xbf0d, 0, + 0xc683, THACCoeffSet0, + 0xc40a, (go->width << 4) | rows, + 0xe01a, go->board_info->hpi_buffer_cap, + 0, 0, + 0, 0, + + 0x2008, 0, + 0xe402, 0x88, + 0xe401, 0x8f01, + 0xbf6a, 0, + 0xbf6b, 0, + 0xbf6c, 0, + 0xbf6d, 0, + 0xbf6e, 0, + 0xbf6f, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + + 0x200e, 0, + 0xbf66, brc_window_size, + 0xbf67, 0, + 0xbf68, q_min, + 0xbf69, q_max, + 0xbfe0, 0, + 0xbfe1, 0, + 0xbfe2, 0, + 0xbfe3, go->ipb ? 3 : 1, + 0xc031, go->board_info->sensor_flags & + GO7007_SENSOR_VBI ? 1 : 0, + 0xc01c, 0x1f, + 0xdd8c, 0x15, + 0xdd94, 0x15, + 0xdd88, go->ipb ? 0x1401 : 0x0a01, + 0xdd90, go->ipb ? 0x1401 : 0x0a01, + 0, 0, + + 0x200e, 0, + 0xbfe4, 0, + 0xbfe5, 0, + 0xbfe6, 0, + 0xbfe7, fps << 8, + 0xbfe8, 0x3a00, + 0xbfe9, 0, + 0xbfea, 0, + 0xbfeb, 0, + 0xbfec, (go->interlace_coding ? 1 << 15 : 0) | + (go->modet_enable ? 0xa : 0) | + (go->board_info->sensor_flags & + GO7007_SENSOR_VBI ? 1 : 0), + 0xbfed, 0, + 0xbfee, 0, + 0xbfef, 0, + 0xbff0, go->board_info->sensor_flags & + GO7007_SENSOR_TV ? 0xf060 : 0xb060, + 0xbff1, 0, + 0, 0, + }; + + return copy_packages(code, pack, 5, space); +} + +static int seqhead_to_package(struct go7007 *go, __le16 *code, int space, + int (*sequence_header_func)(struct go7007 *go, + unsigned char *buf, int ext)) +{ + int vop_time_increment_bitlength = vti_bitlen(go); + int fps = go->sensor_framerate / go->fps_scale * + (go->interlace_coding ? 2 : 1); + unsigned char buf[40] = { }; + int len = sequence_header_func(go, buf, 1); + u16 pack[] = { + 0x2006, 0, + 0xbf08, fps, + 0xbf09, 0, + 0xbff2, vop_time_increment_bitlength, + 0xbff3, (1 << vop_time_increment_bitlength) - 1, + 0xbfe6, 0, + 0xbfe7, (fps / 1000) << 8, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + + 0x2007, 0, + 0xc800, buf[2] << 8 | buf[3], + 0xc801, buf[4] << 8 | buf[5], + 0xc802, buf[6] << 8 | buf[7], + 0xc803, buf[8] << 8 | buf[9], + 0xc406, 64, + 0xc407, len - 64, + 0xc61b, 1, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + + 0x200e, 0, + 0xc808, buf[10] << 8 | buf[11], + 0xc809, buf[12] << 8 | buf[13], + 0xc80a, buf[14] << 8 | buf[15], + 0xc80b, buf[16] << 8 | buf[17], + 0xc80c, buf[18] << 8 | buf[19], + 0xc80d, buf[20] << 8 | buf[21], + 0xc80e, buf[22] << 8 | buf[23], + 0xc80f, buf[24] << 8 | buf[25], + 0xc810, buf[26] << 8 | buf[27], + 0xc811, buf[28] << 8 | buf[29], + 0xc812, buf[30] << 8 | buf[31], + 0xc813, buf[32] << 8 | buf[33], + 0xc814, buf[34] << 8 | buf[35], + 0xc815, buf[36] << 8 | buf[37], + 0, 0, + 0, 0, + 0, 0, + }; + + return copy_packages(code, pack, 3, space); +} + +static int relative_prime(int big, int little) +{ + int remainder; + + while (little != 0) { + remainder = big % little; + big = little; + little = remainder; + } + return big; +} + +static int avsync_to_package(struct go7007 *go, __le16 *code, int space) +{ + int arate = go->board_info->audio_rate * 1001 * go->fps_scale; + int ratio = arate / go->sensor_framerate; + int adjratio = ratio * 215 / 100; + int rprime = relative_prime(go->sensor_framerate, + arate % go->sensor_framerate); + int f1 = (arate % go->sensor_framerate) / rprime; + int f2 = (go->sensor_framerate - arate % go->sensor_framerate) / rprime; + u16 pack[] = { + 0x200e, 0, + 0xbf98, (u16)((-adjratio) & 0xffff), + 0xbf99, (u16)((-adjratio) >> 16), + 0xbf92, 0, + 0xbf93, 0, + 0xbff4, f1 > f2 ? f1 : f2, + 0xbff5, f1 < f2 ? f1 : f2, + 0xbff6, f1 < f2 ? ratio : ratio + 1, + 0xbff7, f1 > f2 ? ratio : ratio + 1, + 0xbff8, 0, + 0xbff9, 0, + 0xbffa, adjratio & 0xffff, + 0xbffb, adjratio >> 16, + 0xbf94, 0, + 0xbf95, 0, + 0, 0, + }; + + return copy_packages(code, pack, 1, space); +} + +static int final_package(struct go7007 *go, __le16 *code, int space) +{ + int rows = go->interlace_coding ? go->height / 32 : go->height / 16; + u16 pack[] = { + 0x8000, + 0, + 0, + 0, + 0, + 0, + 0, + 2, + ((go->board_info->sensor_flags & GO7007_SENSOR_TV) && + (!go->interlace_coding) ? + (1 << 14) | (1 << 9) : 0) | + ((go->encoder_subsample ? 1 : 0) << 8) | + (go->board_info->sensor_flags & + GO7007_SENSOR_CONFIG_MASK), + ((go->encoder_v_halve ? 1 : 0) << 14) | + (go->encoder_v_halve ? rows << 9 : rows << 8) | + (go->encoder_h_halve ? 1 << 6 : 0) | + (go->encoder_h_halve ? go->width >> 3 : go->width >> 4), + (1 << 15) | (go->encoder_v_offset << 6) | + (1 << 7) | (go->encoder_h_offset >> 2), + (1 << 6), + 0, + 0, + ((go->fps_scale - 1) << 8) | + (go->board_info->sensor_flags & GO7007_SENSOR_TV ? + (1 << 7) : 0) | + 0x41, + go->ipb ? 0xd4c : 0x36b, + (rows << 8) | (go->width >> 4), + go->format == V4L2_PIX_FMT_MPEG4 ? 0x0404 : 0, + (1 << 15) | ((go->interlace_coding ? 1 : 0) << 13) | + ((go->closed_gop ? 1 : 0) << 12) | + ((go->format == V4L2_PIX_FMT_MPEG4 ? 1 : 0) << 11) | + /* (1 << 9) | */ + ((go->ipb ? 3 : 0) << 7) | + ((go->modet_enable ? 1 : 0) << 2) | + ((go->dvd_mode ? 1 : 0) << 1) | 1, + (go->format == V4L2_PIX_FMT_MPEG1 ? 0x89a0 : + (go->format == V4L2_PIX_FMT_MPEG2 ? 0x89a0 : + (go->format == V4L2_PIX_FMT_MJPEG ? 0x89a0 : + (go->format == V4L2_PIX_FMT_MPEG4 ? 0x8920 : + (go->format == V4L2_PIX_FMT_H263 ? 0x8920 : 0))))), + go->ipb ? 0x1f15 : 0x1f0b, + go->ipb ? 0x0015 : 0x000b, + go->ipb ? 0xa800 : 0x5800, + 0xffff, + 0x0020 + 0x034b * 0, + 0x0020 + 0x034b * 1, + 0x0020 + 0x034b * 2, + 0x0020 + 0x034b * 3, + 0x0020 + 0x034b * 4, + 0x0020 + 0x034b * 5, + go->ipb ? (go->gop_size / 3) : go->gop_size, + (go->height >> 4) * (go->width >> 4) * 110 / 100, + }; + + return copy_packages(code, pack, 1, space); +} + +static int audio_to_package(struct go7007 *go, __le16 *code, int space) +{ + int clock_config = ((go->board_info->audio_flags & + GO7007_AUDIO_I2S_MASTER ? 1 : 0) << 11) | + ((go->board_info->audio_flags & + GO7007_AUDIO_OKI_MODE ? 1 : 0) << 8) | + (((go->board_info->audio_bclk_div / 4) - 1) << 4) | + (go->board_info->audio_main_div - 1); + u16 pack[] = { + 0x200d, 0, + 0x9002, 0, + 0x9002, 0, + 0x9031, 0, + 0x9032, 0, + 0x9033, 0, + 0x9034, 0, + 0x9035, 0, + 0x9036, 0, + 0x9037, 0, + 0x9040, 0, + 0x9000, clock_config, + 0x9001, (go->board_info->audio_flags & 0xffff) | + (1 << 9), + 0x9000, ((go->board_info->audio_flags & + GO7007_AUDIO_I2S_MASTER ? + 1 : 0) << 10) | + clock_config, + 0, 0, + 0, 0, + 0x2005, 0, + 0x9041, 0, + 0x9042, 256, + 0x9043, 0, + 0x9044, 16, + 0x9045, 16, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + 0, 0, + }; + + return copy_packages(code, pack, 2, space); +} + +static int modet_to_package(struct go7007 *go, __le16 *code, int space) +{ + bool has_modet0 = go->modet[0].enable; + bool has_modet1 = go->modet[1].enable; + bool has_modet2 = go->modet[2].enable; + bool has_modet3 = go->modet[3].enable; + int ret, mb, i, addr, cnt = 0; + u16 pack[32]; + u16 thresholds[] = { + 0x200e, 0, + 0xbf82, has_modet0 ? go->modet[0].pixel_threshold : 32767, + 0xbf83, has_modet1 ? go->modet[1].pixel_threshold : 32767, + 0xbf84, has_modet2 ? go->modet[2].pixel_threshold : 32767, + 0xbf85, has_modet3 ? go->modet[3].pixel_threshold : 32767, + 0xbf86, has_modet0 ? go->modet[0].motion_threshold : 32767, + 0xbf87, has_modet1 ? go->modet[1].motion_threshold : 32767, + 0xbf88, has_modet2 ? go->modet[2].motion_threshold : 32767, + 0xbf89, has_modet3 ? go->modet[3].motion_threshold : 32767, + 0xbf8a, has_modet0 ? go->modet[0].mb_threshold : 32767, + 0xbf8b, has_modet1 ? go->modet[1].mb_threshold : 32767, + 0xbf8c, has_modet2 ? go->modet[2].mb_threshold : 32767, + 0xbf8d, has_modet3 ? go->modet[3].mb_threshold : 32767, + 0xbf8e, 0, + 0xbf8f, 0, + 0, 0, + }; + + ret = copy_packages(code, thresholds, 1, space); + if (ret < 0) + return -1; + cnt += ret; + + addr = 0xbac0; + memset(pack, 0, 64); + i = 0; + for (mb = 0; mb < 1624; ++mb) { + pack[i * 2 + 3] <<= 2; + pack[i * 2 + 3] |= go->modet_map[mb]; + if (mb % 8 != 7) + continue; + pack[i * 2 + 2] = addr++; + ++i; + if (i == 10 || mb == 1623) { + pack[0] = 0x2000 | i; + ret = copy_packages(code + cnt, pack, 1, space - cnt); + if (ret < 0) + return -1; + cnt += ret; + i = 0; + memset(pack, 0, 64); + } + pack[i * 2 + 3] = 0; + } + + memset(pack, 0, 64); + i = 0; + for (addr = 0xbb90; addr < 0xbbfa; ++addr) { + pack[i * 2 + 2] = addr; + pack[i * 2 + 3] = 0; + ++i; + if (i == 10 || addr == 0xbbf9) { + pack[0] = 0x2000 | i; + ret = copy_packages(code + cnt, pack, 1, space - cnt); + if (ret < 0) + return -1; + cnt += ret; + i = 0; + memset(pack, 0, 64); + } + } + return cnt; +} + +static noinline_for_stack int do_special(struct go7007 *go, u16 type, + __le16 *code, int space, int *framelen) +{ + switch (type) { + case SPECIAL_FRM_HEAD: + switch (go->format) { + case V4L2_PIX_FMT_MJPEG: + return gen_mjpeghdr_to_package(go, code, space); + case V4L2_PIX_FMT_MPEG1: + case V4L2_PIX_FMT_MPEG2: + return gen_mpeg1hdr_to_package(go, code, space, + framelen); + case V4L2_PIX_FMT_MPEG4: + return gen_mpeg4hdr_to_package(go, code, space, + framelen); + default: + break; + } + break; + case SPECIAL_BRC_CTRL: + return brctrl_to_package(go, code, space, framelen); + case SPECIAL_CONFIG: + return config_package(go, code, space); + case SPECIAL_SEQHEAD: + switch (go->format) { + case V4L2_PIX_FMT_MPEG1: + case V4L2_PIX_FMT_MPEG2: + return seqhead_to_package(go, code, space, + mpeg1_sequence_header); + case V4L2_PIX_FMT_MPEG4: + return seqhead_to_package(go, code, space, + mpeg4_sequence_header); + default: + return 0; + } + case SPECIAL_AV_SYNC: + return avsync_to_package(go, code, space); + case SPECIAL_FINAL: + return final_package(go, code, space); + case SPECIAL_AUDIO: + return audio_to_package(go, code, space); + case SPECIAL_MODET: + return modet_to_package(go, code, space); + } + dev_err(go->dev, + "firmware file contains unsupported feature %04x\n", type); + return -1; +} + +int go7007_construct_fw_image(struct go7007 *go, u8 **fw, int *fwlen) +{ + const struct firmware *fw_entry; + __le16 *code, *src; + int framelen[8] = { }; /* holds the lengths of empty frame templates */ + int codespace = 64 * 1024, i = 0, srclen, chunk_len, chunk_flags; + int mode_flag; + int ret; + + switch (go->format) { + case V4L2_PIX_FMT_MJPEG: + mode_flag = FLAG_MODE_MJPEG; + break; + case V4L2_PIX_FMT_MPEG1: + mode_flag = FLAG_MODE_MPEG1; + break; + case V4L2_PIX_FMT_MPEG2: + mode_flag = FLAG_MODE_MPEG2; + break; + case V4L2_PIX_FMT_MPEG4: + mode_flag = FLAG_MODE_MPEG4; + break; + default: + return -1; + } + if (request_firmware(&fw_entry, GO7007_FW_NAME, go->dev)) { + dev_err(go->dev, + "unable to load firmware from file \"%s\"\n", + GO7007_FW_NAME); + return -1; + } + code = kcalloc(codespace, 2, GFP_KERNEL); + if (code == NULL) + goto fw_failed; + + src = (__le16 *)fw_entry->data; + srclen = fw_entry->size / 2; + while (srclen >= 2) { + chunk_flags = __le16_to_cpu(src[0]); + chunk_len = __le16_to_cpu(src[1]); + if (chunk_len + 2 > srclen) { + dev_err(go->dev, + "firmware file \"%s\" appears to be corrupted\n", + GO7007_FW_NAME); + goto fw_failed; + } + if (chunk_flags & mode_flag) { + if (chunk_flags & FLAG_SPECIAL) { + ret = do_special(go, __le16_to_cpu(src[2]), + &code[i], codespace - i, framelen); + if (ret < 0) { + dev_err(go->dev, + "insufficient memory for firmware construction\n"); + goto fw_failed; + } + i += ret; + } else { + if (codespace - i < chunk_len) { + dev_err(go->dev, + "insufficient memory for firmware construction\n"); + goto fw_failed; + } + memcpy(&code[i], &src[2], chunk_len * 2); + i += chunk_len; + } + } + srclen -= chunk_len + 2; + src += chunk_len + 2; + } + release_firmware(fw_entry); + *fw = (u8 *)code; + *fwlen = i * 2; + return 0; + +fw_failed: + kfree(code); + release_firmware(fw_entry); + return -1; +} + +MODULE_FIRMWARE(GO7007_FW_NAME); diff --git a/drivers/media/usb/go7007/go7007-i2c.c b/drivers/media/usb/go7007/go7007-i2c.c new file mode 100644 index 000000000..c084bf794 --- /dev/null +++ b/drivers/media/usb/go7007/go7007-i2c.c @@ -0,0 +1,218 @@ +/* + * Copyright (C) 2005-2006 Micronas USA Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/sched.h> +#include <linux/list.h> +#include <linux/unistd.h> +#include <linux/time.h> +#include <linux/device.h> +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <linux/uaccess.h> + +#include "go7007-priv.h" + +/********************* Driver for on-board I2C adapter *********************/ + +/* #define GO7007_I2C_DEBUG */ + +#define SPI_I2C_ADDR_BASE 0x1400 +#define STATUS_REG_ADDR (SPI_I2C_ADDR_BASE + 0x2) +#define I2C_CTRL_REG_ADDR (SPI_I2C_ADDR_BASE + 0x6) +#define I2C_DEV_UP_ADDR_REG_ADDR (SPI_I2C_ADDR_BASE + 0x7) +#define I2C_LO_ADDR_REG_ADDR (SPI_I2C_ADDR_BASE + 0x8) +#define I2C_DATA_REG_ADDR (SPI_I2C_ADDR_BASE + 0x9) +#define I2C_CLKFREQ_REG_ADDR (SPI_I2C_ADDR_BASE + 0xa) + +#define I2C_STATE_MASK 0x0007 +#define I2C_READ_READY_MASK 0x0008 + +/* There is only one I2C port on the TW2804 that feeds all four GO7007 VIPs + * on the Adlink PCI-MPG24, so access is shared between all of them. */ +static DEFINE_MUTEX(adlink_mpg24_i2c_lock); + +static int go7007_i2c_xfer(struct go7007 *go, u16 addr, int read, + u16 command, int flags, u8 *data) +{ + int i, ret = -EIO; + u16 val; + + if (go->status == STATUS_SHUTDOWN) + return -ENODEV; + +#ifdef GO7007_I2C_DEBUG + if (read) + dev_dbg(go->dev, "go7007-i2c: reading 0x%02x on 0x%02x\n", + command, addr); + else + dev_dbg(go->dev, + "go7007-i2c: writing 0x%02x to 0x%02x on 0x%02x\n", + *data, command, addr); +#endif + + mutex_lock(&go->hw_lock); + + if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) { + /* Bridge the I2C port on this GO7007 to the shared bus */ + mutex_lock(&adlink_mpg24_i2c_lock); + go7007_write_addr(go, 0x3c82, 0x0020); + } + + /* Wait for I2C adapter to be ready */ + for (i = 0; i < 10; ++i) { + if (go7007_read_addr(go, STATUS_REG_ADDR, &val) < 0) + goto i2c_done; + if (!(val & I2C_STATE_MASK)) + break; + msleep(100); + } + if (i == 10) { + dev_err(go->dev, "go7007-i2c: I2C adapter is hung\n"); + goto i2c_done; + } + + /* Set target register (command) */ + go7007_write_addr(go, I2C_CTRL_REG_ADDR, flags); + go7007_write_addr(go, I2C_LO_ADDR_REG_ADDR, command); + + /* If we're writing, send the data and target address and we're done */ + if (!read) { + go7007_write_addr(go, I2C_DATA_REG_ADDR, *data); + go7007_write_addr(go, I2C_DEV_UP_ADDR_REG_ADDR, + (addr << 9) | (command >> 8)); + ret = 0; + goto i2c_done; + } + + /* Otherwise, we're reading. First clear i2c_rx_data_rdy. */ + if (go7007_read_addr(go, I2C_DATA_REG_ADDR, &val) < 0) + goto i2c_done; + + /* Send the target address plus read flag */ + go7007_write_addr(go, I2C_DEV_UP_ADDR_REG_ADDR, + (addr << 9) | 0x0100 | (command >> 8)); + + /* Wait for i2c_rx_data_rdy */ + for (i = 0; i < 10; ++i) { + if (go7007_read_addr(go, STATUS_REG_ADDR, &val) < 0) + goto i2c_done; + if (val & I2C_READ_READY_MASK) + break; + msleep(100); + } + if (i == 10) { + dev_err(go->dev, "go7007-i2c: I2C adapter is hung\n"); + goto i2c_done; + } + + /* Retrieve the read byte */ + if (go7007_read_addr(go, I2C_DATA_REG_ADDR, &val) < 0) + goto i2c_done; + *data = val; + ret = 0; + +i2c_done: + if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) { + /* Isolate the I2C port on this GO7007 from the shared bus */ + go7007_write_addr(go, 0x3c82, 0x0000); + mutex_unlock(&adlink_mpg24_i2c_lock); + } + mutex_unlock(&go->hw_lock); + return ret; +} + +static int go7007_smbus_xfer(struct i2c_adapter *adapter, u16 addr, + unsigned short flags, char read_write, + u8 command, int size, union i2c_smbus_data *data) +{ + struct go7007 *go = i2c_get_adapdata(adapter); + + if (size != I2C_SMBUS_BYTE_DATA) + return -EIO; + return go7007_i2c_xfer(go, addr, read_write == I2C_SMBUS_READ, command, + flags & I2C_CLIENT_SCCB ? 0x10 : 0x00, &data->byte); +} + +/* VERY LIMITED I2C master xfer function -- only needed because the + * SMBus functions only support 8-bit commands and the SAA7135 uses + * 16-bit commands. The I2C interface on the GO7007, as limited as + * it is, does support this mode. */ + +static int go7007_i2c_master_xfer(struct i2c_adapter *adapter, + struct i2c_msg msgs[], int num) +{ + struct go7007 *go = i2c_get_adapdata(adapter); + int i; + + for (i = 0; i < num; ++i) { + /* We can only do two things here -- write three bytes, or + * write two bytes and read one byte. */ + if (msgs[i].len == 2) { + if (i + 1 == num || msgs[i].addr != msgs[i + 1].addr || + (msgs[i].flags & I2C_M_RD) || + !(msgs[i + 1].flags & I2C_M_RD) || + msgs[i + 1].len != 1) + return -EIO; + if (go7007_i2c_xfer(go, msgs[i].addr, 1, + (msgs[i].buf[0] << 8) | msgs[i].buf[1], + 0x01, &msgs[i + 1].buf[0]) < 0) + return -EIO; + ++i; + } else if (msgs[i].len == 3) { + if (msgs[i].flags & I2C_M_RD) + return -EIO; + if (msgs[i].len != 3) + return -EIO; + if (go7007_i2c_xfer(go, msgs[i].addr, 0, + (msgs[i].buf[0] << 8) | msgs[i].buf[1], + 0x01, &msgs[i].buf[2]) < 0) + return -EIO; + } else + return -EIO; + } + + return num; +} + +static u32 go7007_functionality(struct i2c_adapter *adapter) +{ + return I2C_FUNC_SMBUS_BYTE_DATA; +} + +static const struct i2c_algorithm go7007_algo = { + .smbus_xfer = go7007_smbus_xfer, + .master_xfer = go7007_i2c_master_xfer, + .functionality = go7007_functionality, +}; + +static struct i2c_adapter go7007_adap_templ = { + .owner = THIS_MODULE, + .name = "WIS GO7007SB", + .algo = &go7007_algo, +}; + +int go7007_i2c_init(struct go7007 *go) +{ + memcpy(&go->i2c_adapter, &go7007_adap_templ, + sizeof(go7007_adap_templ)); + go->i2c_adapter.dev.parent = go->dev; + i2c_set_adapdata(&go->i2c_adapter, go); + if (i2c_add_adapter(&go->i2c_adapter) < 0) { + dev_err(go->dev, + "go7007-i2c: error: i2c_add_adapter failed\n"); + return -1; + } + return 0; +} diff --git a/drivers/media/usb/go7007/go7007-loader.c b/drivers/media/usb/go7007/go7007-loader.c new file mode 100644 index 000000000..042f78a31 --- /dev/null +++ b/drivers/media/usb/go7007/go7007-loader.c @@ -0,0 +1,141 @@ +/* + * Copyright (C) 2008 Sensoray Company Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/usb.h> +#include <linux/firmware.h> +#include <cypress_firmware.h> + +struct fw_config { + u16 vendor; + u16 product; + const char * const fw_name1; + const char * const fw_name2; +}; + +static struct fw_config fw_configs[] = { + { 0x1943, 0xa250, "go7007/s2250-1.fw", "go7007/s2250-2.fw" }, + { 0x093b, 0xa002, "go7007/px-m402u.fw", NULL }, + { 0x093b, 0xa004, "go7007/px-tv402u.fw", NULL }, + { 0x0eb1, 0x6666, "go7007/lr192.fw", NULL }, + { 0x0eb1, 0x6668, "go7007/wis-startrek.fw", NULL }, + { 0, 0, NULL, NULL } +}; +MODULE_FIRMWARE("go7007/s2250-1.fw"); +MODULE_FIRMWARE("go7007/s2250-2.fw"); +MODULE_FIRMWARE("go7007/px-m402u.fw"); +MODULE_FIRMWARE("go7007/px-tv402u.fw"); +MODULE_FIRMWARE("go7007/lr192.fw"); +MODULE_FIRMWARE("go7007/wis-startrek.fw"); + +static int go7007_loader_probe(struct usb_interface *interface, + const struct usb_device_id *id) +{ + struct usb_device *usbdev; + const struct firmware *fw; + u16 vendor, product; + const char *fw1, *fw2; + int ret; + int i; + + usbdev = usb_get_dev(interface_to_usbdev(interface)); + if (!usbdev) + goto failed2; + + if (usbdev->descriptor.bNumConfigurations != 1) { + dev_err(&interface->dev, "can't handle multiple config\n"); + goto failed2; + } + + vendor = le16_to_cpu(usbdev->descriptor.idVendor); + product = le16_to_cpu(usbdev->descriptor.idProduct); + + for (i = 0; fw_configs[i].fw_name1; i++) + if (fw_configs[i].vendor == vendor && + fw_configs[i].product == product) + break; + + /* Should never happen */ + if (fw_configs[i].fw_name1 == NULL) + goto failed2; + + fw1 = fw_configs[i].fw_name1; + fw2 = fw_configs[i].fw_name2; + + dev_info(&interface->dev, "loading firmware %s\n", fw1); + + if (request_firmware(&fw, fw1, &usbdev->dev)) { + dev_err(&interface->dev, + "unable to load firmware from file \"%s\"\n", fw1); + goto failed2; + } + ret = cypress_load_firmware(usbdev, fw, CYPRESS_FX2); + release_firmware(fw); + if (0 != ret) { + dev_err(&interface->dev, "loader download failed\n"); + goto failed2; + } + + if (fw2 == NULL) + return 0; + + if (request_firmware(&fw, fw2, &usbdev->dev)) { + dev_err(&interface->dev, + "unable to load firmware from file \"%s\"\n", fw2); + goto failed2; + } + ret = cypress_load_firmware(usbdev, fw, CYPRESS_FX2); + release_firmware(fw); + if (0 != ret) { + dev_err(&interface->dev, "firmware download failed\n"); + goto failed2; + } + return 0; + +failed2: + usb_put_dev(usbdev); + dev_err(&interface->dev, "probe failed\n"); + return -ENODEV; +} + +static void go7007_loader_disconnect(struct usb_interface *interface) +{ + dev_info(&interface->dev, "disconnect\n"); + usb_put_dev(interface_to_usbdev(interface)); + usb_set_intfdata(interface, NULL); +} + +static const struct usb_device_id go7007_loader_ids[] = { + { USB_DEVICE(0x1943, 0xa250) }, + { USB_DEVICE(0x093b, 0xa002) }, + { USB_DEVICE(0x093b, 0xa004) }, + { USB_DEVICE(0x0eb1, 0x6666) }, + { USB_DEVICE(0x0eb1, 0x6668) }, + {} /* Terminating entry */ +}; + +MODULE_DEVICE_TABLE(usb, go7007_loader_ids); + +static struct usb_driver go7007_loader_driver = { + .name = "go7007-loader", + .probe = go7007_loader_probe, + .disconnect = go7007_loader_disconnect, + .id_table = go7007_loader_ids, +}; + +module_usb_driver(go7007_loader_driver); + +MODULE_AUTHOR(""); +MODULE_DESCRIPTION("firmware loader for go7007-usb"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/media/usb/go7007/go7007-priv.h b/drivers/media/usb/go7007/go7007-priv.h new file mode 100644 index 000000000..bebee8ca9 --- /dev/null +++ b/drivers/media/usb/go7007/go7007-priv.h @@ -0,0 +1,306 @@ +/* + * Copyright (C) 2005-2006 Micronas USA Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +/* + * This is the private include file for the go7007 driver. It should not + * be included by anybody but the driver itself, and especially not by + * user-space applications. + */ + +#include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-fh.h> +#include <media/videobuf2-v4l2.h> + +struct go7007; + +/* IDs to activate board-specific support code */ +#define GO7007_BOARDID_MATRIX_II 0 +#define GO7007_BOARDID_MATRIX_RELOAD 1 +#define GO7007_BOARDID_STAR_TREK 2 +#define GO7007_BOARDID_PCI_VOYAGER 3 +#define GO7007_BOARDID_XMEN 4 +#define GO7007_BOARDID_XMEN_II 5 +#define GO7007_BOARDID_XMEN_III 6 +#define GO7007_BOARDID_MATRIX_REV 7 +#define GO7007_BOARDID_PX_M402U 8 +#define GO7007_BOARDID_PX_TV402U 9 +#define GO7007_BOARDID_LIFEVIEW_LR192 10 /* TV Walker Ultra */ +#define GO7007_BOARDID_ENDURA 11 +#define GO7007_BOARDID_ADLINK_MPG24 12 +#define GO7007_BOARDID_SENSORAY_2250 13 /* Sensoray 2250/2251 */ +#define GO7007_BOARDID_ADS_USBAV_709 14 + +/* Various characteristics of each board */ +#define GO7007_BOARD_HAS_AUDIO (1<<0) +#define GO7007_BOARD_USE_ONBOARD_I2C (1<<1) +#define GO7007_BOARD_HAS_TUNER (1<<2) + +/* Characteristics of sensor devices */ +#define GO7007_SENSOR_VALID_POLAR (1<<0) +#define GO7007_SENSOR_HREF_POLAR (1<<1) +#define GO7007_SENSOR_VREF_POLAR (1<<2) +#define GO7007_SENSOR_FIELD_ID_POLAR (1<<3) +#define GO7007_SENSOR_BIT_WIDTH (1<<4) +#define GO7007_SENSOR_VALID_ENABLE (1<<5) +#define GO7007_SENSOR_656 (1<<6) +#define GO7007_SENSOR_CONFIG_MASK 0x7f +#define GO7007_SENSOR_TV (1<<7) +#define GO7007_SENSOR_VBI (1<<8) +#define GO7007_SENSOR_SCALING (1<<9) +#define GO7007_SENSOR_SAA7115 (1<<10) + +/* Characteristics of audio sensor devices */ +#define GO7007_AUDIO_I2S_MODE_1 (1) +#define GO7007_AUDIO_I2S_MODE_2 (2) +#define GO7007_AUDIO_I2S_MODE_3 (3) +#define GO7007_AUDIO_BCLK_POLAR (1<<2) +#define GO7007_AUDIO_WORD_14 (14<<4) +#define GO7007_AUDIO_WORD_16 (16<<4) +#define GO7007_AUDIO_ONE_CHANNEL (1<<11) +#define GO7007_AUDIO_I2S_MASTER (1<<16) +#define GO7007_AUDIO_OKI_MODE (1<<17) + +#define GO7007_CID_CUSTOM_BASE (V4L2_CID_DETECT_CLASS_BASE + 0x1000) +#define V4L2_CID_PIXEL_THRESHOLD0 (GO7007_CID_CUSTOM_BASE+1) +#define V4L2_CID_MOTION_THRESHOLD0 (GO7007_CID_CUSTOM_BASE+2) +#define V4L2_CID_MB_THRESHOLD0 (GO7007_CID_CUSTOM_BASE+3) +#define V4L2_CID_PIXEL_THRESHOLD1 (GO7007_CID_CUSTOM_BASE+4) +#define V4L2_CID_MOTION_THRESHOLD1 (GO7007_CID_CUSTOM_BASE+5) +#define V4L2_CID_MB_THRESHOLD1 (GO7007_CID_CUSTOM_BASE+6) +#define V4L2_CID_PIXEL_THRESHOLD2 (GO7007_CID_CUSTOM_BASE+7) +#define V4L2_CID_MOTION_THRESHOLD2 (GO7007_CID_CUSTOM_BASE+8) +#define V4L2_CID_MB_THRESHOLD2 (GO7007_CID_CUSTOM_BASE+9) +#define V4L2_CID_PIXEL_THRESHOLD3 (GO7007_CID_CUSTOM_BASE+10) +#define V4L2_CID_MOTION_THRESHOLD3 (GO7007_CID_CUSTOM_BASE+11) +#define V4L2_CID_MB_THRESHOLD3 (GO7007_CID_CUSTOM_BASE+12) + +struct go7007_board_info { + unsigned int flags; + int hpi_buffer_cap; + unsigned int sensor_flags; + int sensor_width; + int sensor_height; + int sensor_framerate; + int sensor_h_offset; + int sensor_v_offset; + unsigned int audio_flags; + int audio_rate; + int audio_bclk_div; + int audio_main_div; + int num_i2c_devs; + struct go_i2c { + const char *type; + unsigned int is_video:1; + unsigned int is_audio:1; + int addr; + u32 flags; + } i2c_devs[5]; + int num_inputs; + struct { + int video_input; + int audio_index; + char *name; + } inputs[4]; + int video_config; + int num_aud_inputs; + struct { + int audio_input; + char *name; + } aud_inputs[3]; +}; + +struct go7007_hpi_ops { + int (*interface_reset)(struct go7007 *go); + int (*write_interrupt)(struct go7007 *go, int addr, int data); + int (*read_interrupt)(struct go7007 *go); + int (*stream_start)(struct go7007 *go); + int (*stream_stop)(struct go7007 *go); + int (*send_firmware)(struct go7007 *go, u8 *data, int len); + int (*send_command)(struct go7007 *go, unsigned int cmd, void *arg); + void (*release)(struct go7007 *go); +}; + +/* The video buffer size must be a multiple of PAGE_SIZE */ +#define GO7007_BUF_PAGES (128 * 1024 / PAGE_SIZE) +#define GO7007_BUF_SIZE (GO7007_BUF_PAGES << PAGE_SHIFT) + +struct go7007_buffer { + struct vb2_v4l2_buffer vb; + struct list_head list; + unsigned int frame_offset; + u32 modet_active; +}; + +#define GO7007_RATIO_1_1 0 +#define GO7007_RATIO_4_3 1 +#define GO7007_RATIO_16_9 2 + +enum go7007_parser_state { + STATE_DATA, + STATE_00, + STATE_00_00, + STATE_00_00_01, + STATE_FF, + STATE_VBI_LEN_A, + STATE_VBI_LEN_B, + STATE_MODET_MAP, + STATE_UNPARSED, +}; + +struct go7007 { + struct device *dev; + u8 bus_info[32]; + const struct go7007_board_info *board_info; + unsigned int board_id; + int tuner_type; + int channel_number; /* for multi-channel boards like Adlink PCI-MPG24 */ + char name[64]; + struct video_device vdev; + void *boot_fw; + unsigned boot_fw_len; + struct v4l2_device v4l2_dev; + struct v4l2_ctrl_handler hdl; + struct v4l2_ctrl *mpeg_video_encoding; + struct v4l2_ctrl *mpeg_video_gop_size; + struct v4l2_ctrl *mpeg_video_gop_closure; + struct v4l2_ctrl *mpeg_video_bitrate; + struct v4l2_ctrl *mpeg_video_aspect_ratio; + struct v4l2_ctrl *mpeg_video_b_frames; + struct v4l2_ctrl *mpeg_video_rep_seqheader; + struct v4l2_ctrl *modet_mode; + enum { STATUS_INIT, STATUS_ONLINE, STATUS_SHUTDOWN } status; + spinlock_t spinlock; + struct mutex hw_lock; + struct mutex serialize_lock; + int audio_enabled; + struct v4l2_subdev *sd_video; + struct v4l2_subdev *sd_audio; + u8 usb_buf[16]; + + /* Video input */ + int input; + int aud_input; + enum { GO7007_STD_NTSC, GO7007_STD_PAL, GO7007_STD_OTHER } standard; + v4l2_std_id std; + int sensor_framerate; + int width; + int height; + int encoder_h_offset; + int encoder_v_offset; + unsigned int encoder_h_halve:1; + unsigned int encoder_v_halve:1; + unsigned int encoder_subsample:1; + + /* Encoder config */ + u32 format; + int bitrate; + int fps_scale; + int pali; + int aspect_ratio; + int gop_size; + unsigned int ipb:1; + unsigned int closed_gop:1; + unsigned int repeat_seqhead:1; + unsigned int seq_header_enable:1; + unsigned int gop_header_enable:1; + unsigned int dvd_mode:1; + unsigned int interlace_coding:1; + + /* Motion detection */ + unsigned int modet_enable:1; + struct { + unsigned int enable:1; + int pixel_threshold; + int motion_threshold; + int mb_threshold; + } modet[4]; + unsigned char modet_map[1624]; + unsigned char active_map[216]; + u32 modet_event_status; + + /* Video streaming */ + struct mutex queue_lock; + struct vb2_queue vidq; + enum go7007_parser_state state; + int parse_length; + u16 modet_word; + int seen_frame; + u32 next_seq; + struct list_head vidq_active; + wait_queue_head_t frame_waitq; + struct go7007_buffer *active_buf; + + /* Audio streaming */ + void (*audio_deliver)(struct go7007 *go, u8 *buf, int length); + void *snd_context; + + /* I2C */ + int i2c_adapter_online; + struct i2c_adapter i2c_adapter; + + /* HPI driver */ + const struct go7007_hpi_ops *hpi_ops; + void *hpi_context; + int interrupt_available; + wait_queue_head_t interrupt_waitq; + unsigned short interrupt_value; + unsigned short interrupt_data; +}; + +static inline struct go7007 *to_go7007(struct v4l2_device *v4l2_dev) +{ + return container_of(v4l2_dev, struct go7007, v4l2_dev); +} + +/* All of these must be called with the hpi_lock mutex held! */ +#define go7007_interface_reset(go) \ + ((go)->hpi_ops->interface_reset(go)) +#define go7007_write_interrupt(go, x, y) \ + ((go)->hpi_ops->write_interrupt)((go), (x), (y)) +#define go7007_stream_start(go) \ + ((go)->hpi_ops->stream_start(go)) +#define go7007_stream_stop(go) \ + ((go)->hpi_ops->stream_stop(go)) +#define go7007_send_firmware(go, x, y) \ + ((go)->hpi_ops->send_firmware)((go), (x), (y)) +#define go7007_write_addr(go, x, y) \ + ((go)->hpi_ops->write_interrupt)((go), (x)|0x8000, (y)) + +/* go7007-driver.c */ +int go7007_read_addr(struct go7007 *go, u16 addr, u16 *data); +int go7007_read_interrupt(struct go7007 *go, u16 *value, u16 *data); +int go7007_boot_encoder(struct go7007 *go, int init_i2c); +int go7007_reset_encoder(struct go7007 *go); +int go7007_register_encoder(struct go7007 *go, unsigned num_i2c_devs); +int go7007_start_encoder(struct go7007 *go); +void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length); +struct go7007 *go7007_alloc(const struct go7007_board_info *board, + struct device *dev); +void go7007_update_board(struct go7007 *go); + +/* go7007-fw.c */ +int go7007_construct_fw_image(struct go7007 *go, u8 **fw, int *fwlen); + +/* go7007-i2c.c */ +int go7007_i2c_init(struct go7007 *go); +int go7007_i2c_remove(struct go7007 *go); + +/* go7007-v4l2.c */ +int go7007_v4l2_init(struct go7007 *go); +int go7007_v4l2_ctrl_init(struct go7007 *go); +void go7007_v4l2_remove(struct go7007 *go); + +/* snd-go7007.c */ +int go7007_snd_init(struct go7007 *go); +int go7007_snd_remove(struct go7007 *go); diff --git a/drivers/media/usb/go7007/go7007-usb.c b/drivers/media/usb/go7007/go7007-usb.c new file mode 100644 index 000000000..b84a6f654 --- /dev/null +++ b/drivers/media/usb/go7007/go7007-usb.c @@ -0,0 +1,1352 @@ +/* + * Copyright (C) 2005-2006 Micronas USA Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/wait.h> +#include <linux/list.h> +#include <linux/slab.h> +#include <linux/time.h> +#include <linux/mm.h> +#include <linux/usb.h> +#include <linux/i2c.h> +#include <asm/byteorder.h> +#include <media/i2c/saa7115.h> +#include <media/tuner.h> +#include <media/i2c/uda1342.h> + +#include "go7007-priv.h" + +static unsigned int assume_endura; +module_param(assume_endura, int, 0644); +MODULE_PARM_DESC(assume_endura, + "when probing fails, hardware is a Pelco Endura"); + +/* #define GO7007_I2C_DEBUG */ /* for debugging the EZ-USB I2C adapter */ + +#define HPI_STATUS_ADDR 0xFFF4 +#define INT_PARAM_ADDR 0xFFF6 +#define INT_INDEX_ADDR 0xFFF8 + +/* + * Pipes on EZ-USB interface: + * 0 snd - Control + * 0 rcv - Control + * 2 snd - Download firmware (control) + * 4 rcv - Read Interrupt (interrupt) + * 6 rcv - Read Video (bulk) + * 8 rcv - Read Audio (bulk) + */ + +#define GO7007_USB_EZUSB (1<<0) +#define GO7007_USB_EZUSB_I2C (1<<1) + +struct go7007_usb_board { + unsigned int flags; + struct go7007_board_info main_info; +}; + +struct go7007_usb { + const struct go7007_usb_board *board; + struct mutex i2c_lock; + struct usb_device *usbdev; + struct urb *video_urbs[8]; + struct urb *audio_urbs[8]; + struct urb *intr_urb; +}; + +/*********************** Product specification data ***********************/ + +static const struct go7007_usb_board board_matrix_ii = { + .flags = GO7007_USB_EZUSB, + .main_info = { + .flags = GO7007_BOARD_HAS_AUDIO | + GO7007_BOARD_USE_ONBOARD_I2C, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_WORD_16, + .audio_rate = 48000, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_VALID_ENABLE | + GO7007_SENSOR_TV | + GO7007_SENSOR_SAA7115 | + GO7007_SENSOR_VBI | + GO7007_SENSOR_SCALING, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "saa7115", + .addr = 0x20, + .is_video = 1, + }, + }, + .num_inputs = 2, + .inputs = { + { + .video_input = 0, + .name = "Composite", + }, + { + .video_input = 9, + .name = "S-Video", + }, + }, + .video_config = SAA7115_IDQ_IS_DEFAULT, + }, +}; + +static const struct go7007_usb_board board_matrix_reload = { + .flags = GO7007_USB_EZUSB, + .main_info = { + .flags = GO7007_BOARD_HAS_AUDIO | + GO7007_BOARD_USE_ONBOARD_I2C, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_I2S_MASTER | + GO7007_AUDIO_WORD_16, + .audio_rate = 48000, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_TV, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "saa7113", + .addr = 0x25, + .is_video = 1, + }, + }, + .num_inputs = 2, + .inputs = { + { + .video_input = 0, + .name = "Composite", + }, + { + .video_input = 9, + .name = "S-Video", + }, + }, + .video_config = SAA7115_IDQ_IS_DEFAULT, + }, +}; + +static const struct go7007_usb_board board_star_trek = { + .flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C, + .main_info = { + .flags = GO7007_BOARD_HAS_AUDIO, /* | + GO7007_BOARD_HAS_TUNER, */ + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_VALID_ENABLE | + GO7007_SENSOR_TV | + GO7007_SENSOR_SAA7115 | + GO7007_SENSOR_VBI | + GO7007_SENSOR_SCALING, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_WORD_16, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "saa7115", + .addr = 0x20, + .is_video = 1, + }, + }, + .num_inputs = 2, + .inputs = { + /* { + * .video_input = 3, + * .audio_index = AUDIO_TUNER, + * .name = "Tuner", + * }, + */ + { + .video_input = 1, + /* .audio_index = AUDIO_EXTERN, */ + .name = "Composite", + }, + { + .video_input = 8, + /* .audio_index = AUDIO_EXTERN, */ + .name = "S-Video", + }, + }, + .video_config = SAA7115_IDQ_IS_DEFAULT, + }, +}; + +static const struct go7007_usb_board board_px_tv402u = { + .flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C, + .main_info = { + .flags = GO7007_BOARD_HAS_AUDIO | + GO7007_BOARD_HAS_TUNER, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_VALID_ENABLE | + GO7007_SENSOR_TV | + GO7007_SENSOR_SAA7115 | + GO7007_SENSOR_VBI | + GO7007_SENSOR_SCALING, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_WORD_16, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .num_i2c_devs = 5, + .i2c_devs = { + { + .type = "saa7115", + .addr = 0x20, + .is_video = 1, + }, + { + .type = "uda1342", + .addr = 0x1a, + .is_audio = 1, + }, + { + .type = "tuner", + .addr = 0x60, + }, + { + .type = "tuner", + .addr = 0x43, + }, + { + .type = "sony-btf-mpx", + .addr = 0x44, + }, + }, + .num_inputs = 3, + .inputs = { + { + .video_input = 3, + .audio_index = 0, + .name = "Tuner", + }, + { + .video_input = 1, + .audio_index = 1, + .name = "Composite", + }, + { + .video_input = 8, + .audio_index = 1, + .name = "S-Video", + }, + }, + .video_config = SAA7115_IDQ_IS_DEFAULT, + .num_aud_inputs = 2, + .aud_inputs = { + { + .audio_input = UDA1342_IN2, + .name = "Tuner", + }, + { + .audio_input = UDA1342_IN1, + .name = "Line In", + }, + }, + }, +}; + +static const struct go7007_usb_board board_xmen = { + .flags = 0, + .main_info = { + .flags = GO7007_BOARD_USE_ONBOARD_I2C, + .hpi_buffer_cap = 0, + .sensor_flags = GO7007_SENSOR_VREF_POLAR, + .sensor_width = 320, + .sensor_height = 240, + .sensor_framerate = 30030, + .audio_flags = GO7007_AUDIO_ONE_CHANNEL | + GO7007_AUDIO_I2S_MODE_3 | + GO7007_AUDIO_WORD_14 | + GO7007_AUDIO_I2S_MASTER | + GO7007_AUDIO_BCLK_POLAR | + GO7007_AUDIO_OKI_MODE, + .audio_rate = 8000, + .audio_bclk_div = 48, + .audio_main_div = 1, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "ov7640", + .addr = 0x21, + }, + }, + .num_inputs = 1, + .inputs = { + { + .name = "Camera", + }, + }, + }, +}; + +static const struct go7007_usb_board board_matrix_revolution = { + .flags = GO7007_USB_EZUSB, + .main_info = { + .flags = GO7007_BOARD_HAS_AUDIO | + GO7007_BOARD_USE_ONBOARD_I2C, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_I2S_MASTER | + GO7007_AUDIO_WORD_16, + .audio_rate = 48000, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_TV | + GO7007_SENSOR_VBI, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "tw9903", + .is_video = 1, + .addr = 0x44, + }, + }, + .num_inputs = 2, + .inputs = { + { + .video_input = 2, + .name = "Composite", + }, + { + .video_input = 8, + .name = "S-Video", + }, + }, + }, +}; + +#if 0 +static const struct go7007_usb_board board_lifeview_lr192 = { + .flags = GO7007_USB_EZUSB, + .main_info = { + .flags = GO7007_BOARD_HAS_AUDIO | + GO7007_BOARD_USE_ONBOARD_I2C, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_WORD_16, + .audio_rate = 48000, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_VALID_ENABLE | + GO7007_SENSOR_TV | + GO7007_SENSOR_VBI | + GO7007_SENSOR_SCALING, + .num_i2c_devs = 0, + .num_inputs = 1, + .inputs = { + { + .video_input = 0, + .name = "Composite", + }, + }, + }, +}; +#endif + +static const struct go7007_usb_board board_endura = { + .flags = 0, + .main_info = { + .flags = 0, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_I2S_MASTER | + GO7007_AUDIO_WORD_16, + .audio_rate = 8000, + .audio_bclk_div = 48, + .audio_main_div = 8, + .hpi_buffer_cap = 0, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_TV, + .sensor_h_offset = 8, + .num_i2c_devs = 0, + .num_inputs = 1, + .inputs = { + { + .name = "Camera", + }, + }, + }, +}; + +static const struct go7007_usb_board board_adlink_mpg24 = { + .flags = 0, + .main_info = { + .flags = GO7007_BOARD_USE_ONBOARD_I2C, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_I2S_MASTER | + GO7007_AUDIO_WORD_16, + .audio_rate = 48000, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 0, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_TV | + GO7007_SENSOR_VBI, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "tw2804", + .addr = 0x00, /* yes, really */ + .flags = I2C_CLIENT_TEN, + .is_video = 1, + }, + }, + .num_inputs = 1, + .inputs = { + { + .name = "Composite", + }, + }, + }, +}; + +static const struct go7007_usb_board board_sensoray_2250 = { + .flags = GO7007_USB_EZUSB | GO7007_USB_EZUSB_I2C, + .main_info = { + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_I2S_MASTER | + GO7007_AUDIO_WORD_16, + .flags = GO7007_BOARD_HAS_AUDIO, + .audio_rate = 48000, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_TV, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "s2250", + .addr = 0x43, + .is_video = 1, + .is_audio = 1, + }, + }, + .num_inputs = 2, + .inputs = { + { + .video_input = 0, + .name = "Composite", + }, + { + .video_input = 1, + .name = "S-Video", + }, + }, + .num_aud_inputs = 3, + .aud_inputs = { + { + .audio_input = 0, + .name = "Line In", + }, + { + .audio_input = 1, + .name = "Mic", + }, + { + .audio_input = 2, + .name = "Mic Boost", + }, + }, + }, +}; + +static const struct go7007_usb_board board_ads_usbav_709 = { + .flags = GO7007_USB_EZUSB, + .main_info = { + .flags = GO7007_BOARD_HAS_AUDIO | + GO7007_BOARD_USE_ONBOARD_I2C, + .audio_flags = GO7007_AUDIO_I2S_MODE_1 | + GO7007_AUDIO_I2S_MASTER | + GO7007_AUDIO_WORD_16, + .audio_rate = 48000, + .audio_bclk_div = 8, + .audio_main_div = 2, + .hpi_buffer_cap = 7, + .sensor_flags = GO7007_SENSOR_656 | + GO7007_SENSOR_TV | + GO7007_SENSOR_VBI, + .num_i2c_devs = 1, + .i2c_devs = { + { + .type = "tw9906", + .is_video = 1, + .addr = 0x44, + }, + }, + .num_inputs = 2, + .inputs = { + { + .video_input = 0, + .name = "Composite", + }, + { + .video_input = 10, + .name = "S-Video", + }, + }, + }, +}; + +static const struct usb_device_id go7007_usb_id_table[] = { + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION | + USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ + .idProduct = 0x7007, /* Product ID of GO7007SB chip */ + .bcdDevice_lo = 0x200, /* Revision number of XMen */ + .bcdDevice_hi = 0x200, + .bInterfaceClass = 255, + .bInterfaceSubClass = 0, + .bInterfaceProtocol = 255, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ + .idProduct = 0x7007, /* Product ID of GO7007SB chip */ + .bcdDevice_lo = 0x202, /* Revision number of Matrix II */ + .bcdDevice_hi = 0x202, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_II, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ + .idProduct = 0x7007, /* Product ID of GO7007SB chip */ + .bcdDevice_lo = 0x204, /* Revision number of Matrix */ + .bcdDevice_hi = 0x204, /* Reloaded */ + .driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_RELOAD, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION | + USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ + .idProduct = 0x7007, /* Product ID of GO7007SB chip */ + .bcdDevice_lo = 0x205, /* Revision number of XMen-II */ + .bcdDevice_hi = 0x205, + .bInterfaceClass = 255, + .bInterfaceSubClass = 0, + .bInterfaceProtocol = 255, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN_II, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ + .idProduct = 0x7007, /* Product ID of GO7007SB chip */ + .bcdDevice_lo = 0x208, /* Revision number of Star Trek */ + .bcdDevice_hi = 0x208, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_STAR_TREK, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION | + USB_DEVICE_ID_MATCH_INT_INFO, + .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ + .idProduct = 0x7007, /* Product ID of GO7007SB chip */ + .bcdDevice_lo = 0x209, /* Revision number of XMen-III */ + .bcdDevice_hi = 0x209, + .bInterfaceClass = 255, + .bInterfaceSubClass = 0, + .bInterfaceProtocol = 255, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_XMEN_III, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x0eb1, /* Vendor ID of WIS Technologies */ + .idProduct = 0x7007, /* Product ID of GO7007SB chip */ + .bcdDevice_lo = 0x210, /* Revision number of Matrix */ + .bcdDevice_hi = 0x210, /* Revolution */ + .driver_info = (kernel_ulong_t)GO7007_BOARDID_MATRIX_REV, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x093b, /* Vendor ID of Plextor */ + .idProduct = 0xa102, /* Product ID of M402U */ + .bcdDevice_lo = 0x1, /* revision number of Blueberry */ + .bcdDevice_hi = 0x1, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_PX_M402U, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x093b, /* Vendor ID of Plextor */ + .idProduct = 0xa104, /* Product ID of TV402U */ + .bcdDevice_lo = 0x1, + .bcdDevice_hi = 0x1, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_PX_TV402U, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x10fd, /* Vendor ID of Anubis Electronics */ + .idProduct = 0xde00, /* Product ID of Lifeview LR192 */ + .bcdDevice_lo = 0x1, + .bcdDevice_hi = 0x1, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_LIFEVIEW_LR192, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x1943, /* Vendor ID Sensoray */ + .idProduct = 0x2250, /* Product ID of 2250/2251 */ + .bcdDevice_lo = 0x1, + .bcdDevice_hi = 0x1, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_SENSORAY_2250, + }, + { + .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, + .idVendor = 0x06e1, /* Vendor ID of ADS Technologies */ + .idProduct = 0x0709, /* Product ID of DVD Xpress DX2 */ + .bcdDevice_lo = 0x204, + .bcdDevice_hi = 0x204, + .driver_info = (kernel_ulong_t)GO7007_BOARDID_ADS_USBAV_709, + }, + { } /* Terminating entry */ +}; + +MODULE_DEVICE_TABLE(usb, go7007_usb_id_table); + +/********************* Driver for EZ-USB HPI interface *********************/ + +static int go7007_usb_vendor_request(struct go7007 *go, int request, + int value, int index, void *transfer_buffer, int length, int in) +{ + struct go7007_usb *usb = go->hpi_context; + int timeout = 5000; + + if (in) { + return usb_control_msg(usb->usbdev, + usb_rcvctrlpipe(usb->usbdev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, + value, index, transfer_buffer, length, timeout); + } else { + return usb_control_msg(usb->usbdev, + usb_sndctrlpipe(usb->usbdev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, transfer_buffer, length, timeout); + } +} + +static int go7007_usb_interface_reset(struct go7007 *go) +{ + struct go7007_usb *usb = go->hpi_context; + u16 intr_val, intr_data; + + if (go->status == STATUS_SHUTDOWN) + return -1; + /* Reset encoder */ + if (go7007_write_interrupt(go, 0x0001, 0x0001) < 0) + return -1; + msleep(100); + + if (usb->board->flags & GO7007_USB_EZUSB) { + /* Reset buffer in EZ-USB */ + pr_debug("resetting EZ-USB buffers\n"); + if (go7007_usb_vendor_request(go, 0x10, 0, 0, NULL, 0, 0) < 0 || + go7007_usb_vendor_request(go, 0x10, 0, 0, NULL, 0, 0) < 0) + return -1; + + /* Reset encoder again */ + if (go7007_write_interrupt(go, 0x0001, 0x0001) < 0) + return -1; + msleep(100); + } + + /* Wait for an interrupt to indicate successful hardware reset */ + if (go7007_read_interrupt(go, &intr_val, &intr_data) < 0 || + (intr_val & ~0x1) != 0x55aa) { + dev_err(go->dev, "unable to reset the USB interface\n"); + return -1; + } + return 0; +} + +static int go7007_usb_ezusb_write_interrupt(struct go7007 *go, + int addr, int data) +{ + struct go7007_usb *usb = go->hpi_context; + int i, r; + u16 status_reg = 0; + int timeout = 500; + + pr_debug("WriteInterrupt: %04x %04x\n", addr, data); + + for (i = 0; i < 100; ++i) { + r = usb_control_msg(usb->usbdev, + usb_rcvctrlpipe(usb->usbdev, 0), 0x14, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, + 0, HPI_STATUS_ADDR, go->usb_buf, + sizeof(status_reg), timeout); + if (r < 0) + break; + status_reg = le16_to_cpu(*((__le16 *)go->usb_buf)); + if (!(status_reg & 0x0010)) + break; + msleep(10); + } + if (r < 0) + goto write_int_error; + if (i == 100) { + dev_err(go->dev, "device is hung, status reg = 0x%04x\n", status_reg); + return -1; + } + r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 0), 0x12, + USB_TYPE_VENDOR | USB_RECIP_DEVICE, data, + INT_PARAM_ADDR, NULL, 0, timeout); + if (r < 0) + goto write_int_error; + r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 0), + 0x12, USB_TYPE_VENDOR | USB_RECIP_DEVICE, addr, + INT_INDEX_ADDR, NULL, 0, timeout); + if (r < 0) + goto write_int_error; + return 0; + +write_int_error: + dev_err(go->dev, "error in WriteInterrupt: %d\n", r); + return r; +} + +static int go7007_usb_onboard_write_interrupt(struct go7007 *go, + int addr, int data) +{ + struct go7007_usb *usb = go->hpi_context; + int r; + int timeout = 500; + + pr_debug("WriteInterrupt: %04x %04x\n", addr, data); + + go->usb_buf[0] = data & 0xff; + go->usb_buf[1] = data >> 8; + go->usb_buf[2] = addr & 0xff; + go->usb_buf[3] = addr >> 8; + go->usb_buf[4] = go->usb_buf[5] = go->usb_buf[6] = go->usb_buf[7] = 0; + r = usb_control_msg(usb->usbdev, usb_sndctrlpipe(usb->usbdev, 2), 0x00, + USB_TYPE_VENDOR | USB_RECIP_ENDPOINT, 0x55aa, + 0xf0f0, go->usb_buf, 8, timeout); + if (r < 0) { + dev_err(go->dev, "error in WriteInterrupt: %d\n", r); + return r; + } + return 0; +} + +static void go7007_usb_readinterrupt_complete(struct urb *urb) +{ + struct go7007 *go = (struct go7007 *)urb->context; + __le16 *regs = (__le16 *)urb->transfer_buffer; + int status = urb->status; + + if (status) { + if (status != -ESHUTDOWN && + go->status != STATUS_SHUTDOWN) { + dev_err(go->dev, "error in read interrupt: %d\n", urb->status); + } else { + wake_up(&go->interrupt_waitq); + return; + } + } else if (urb->actual_length != urb->transfer_buffer_length) { + dev_err(go->dev, "short read in interrupt pipe!\n"); + } else { + go->interrupt_available = 1; + go->interrupt_data = __le16_to_cpu(regs[0]); + go->interrupt_value = __le16_to_cpu(regs[1]); + pr_debug("ReadInterrupt: %04x %04x\n", + go->interrupt_value, go->interrupt_data); + } + + wake_up(&go->interrupt_waitq); +} + +static int go7007_usb_read_interrupt(struct go7007 *go) +{ + struct go7007_usb *usb = go->hpi_context; + int r; + + r = usb_submit_urb(usb->intr_urb, GFP_KERNEL); + if (r < 0) { + dev_err(go->dev, "unable to submit interrupt urb: %d\n", r); + return r; + } + return 0; +} + +static void go7007_usb_read_video_pipe_complete(struct urb *urb) +{ + struct go7007 *go = (struct go7007 *)urb->context; + int r, status = urb->status; + + if (!vb2_is_streaming(&go->vidq)) { + wake_up_interruptible(&go->frame_waitq); + return; + } + if (status) { + dev_err(go->dev, "error in video pipe: %d\n", status); + return; + } + if (urb->actual_length != urb->transfer_buffer_length) { + dev_err(go->dev, "short read in video pipe!\n"); + return; + } + go7007_parse_video_stream(go, urb->transfer_buffer, urb->actual_length); + r = usb_submit_urb(urb, GFP_ATOMIC); + if (r < 0) + dev_err(go->dev, "error in video pipe: %d\n", r); +} + +static void go7007_usb_read_audio_pipe_complete(struct urb *urb) +{ + struct go7007 *go = (struct go7007 *)urb->context; + int r, status = urb->status; + + if (!vb2_is_streaming(&go->vidq)) + return; + if (status) { + dev_err(go->dev, "error in audio pipe: %d\n", + status); + return; + } + if (urb->actual_length != urb->transfer_buffer_length) { + dev_err(go->dev, "short read in audio pipe!\n"); + return; + } + if (go->audio_deliver != NULL) + go->audio_deliver(go, urb->transfer_buffer, urb->actual_length); + r = usb_submit_urb(urb, GFP_ATOMIC); + if (r < 0) + dev_err(go->dev, "error in audio pipe: %d\n", r); +} + +static int go7007_usb_stream_start(struct go7007 *go) +{ + struct go7007_usb *usb = go->hpi_context; + int i, r; + + for (i = 0; i < 8; ++i) { + r = usb_submit_urb(usb->video_urbs[i], GFP_KERNEL); + if (r < 0) { + dev_err(go->dev, "error submitting video urb %d: %d\n", i, r); + goto video_submit_failed; + } + } + if (!go->audio_enabled) + return 0; + + for (i = 0; i < 8; ++i) { + r = usb_submit_urb(usb->audio_urbs[i], GFP_KERNEL); + if (r < 0) { + dev_err(go->dev, "error submitting audio urb %d: %d\n", i, r); + goto audio_submit_failed; + } + } + return 0; + +audio_submit_failed: + for (i = 0; i < 7; ++i) + usb_kill_urb(usb->audio_urbs[i]); +video_submit_failed: + for (i = 0; i < 8; ++i) + usb_kill_urb(usb->video_urbs[i]); + return -1; +} + +static int go7007_usb_stream_stop(struct go7007 *go) +{ + struct go7007_usb *usb = go->hpi_context; + int i; + + if (go->status == STATUS_SHUTDOWN) + return 0; + for (i = 0; i < 8; ++i) + usb_kill_urb(usb->video_urbs[i]); + if (go->audio_enabled) + for (i = 0; i < 8; ++i) + usb_kill_urb(usb->audio_urbs[i]); + return 0; +} + +static int go7007_usb_send_firmware(struct go7007 *go, u8 *data, int len) +{ + struct go7007_usb *usb = go->hpi_context; + int transferred, pipe; + int timeout = 500; + + pr_debug("DownloadBuffer sending %d bytes\n", len); + + if (usb->board->flags & GO7007_USB_EZUSB) + pipe = usb_sndbulkpipe(usb->usbdev, 2); + else + pipe = usb_sndbulkpipe(usb->usbdev, 3); + + return usb_bulk_msg(usb->usbdev, pipe, data, len, + &transferred, timeout); +} + +static void go7007_usb_release(struct go7007 *go) +{ + struct go7007_usb *usb = go->hpi_context; + struct urb *vurb, *aurb; + int i; + + if (usb->intr_urb) { + usb_kill_urb(usb->intr_urb); + kfree(usb->intr_urb->transfer_buffer); + usb_free_urb(usb->intr_urb); + } + + /* Free USB-related structs */ + for (i = 0; i < 8; ++i) { + vurb = usb->video_urbs[i]; + if (vurb) { + usb_kill_urb(vurb); + kfree(vurb->transfer_buffer); + usb_free_urb(vurb); + } + aurb = usb->audio_urbs[i]; + if (aurb) { + usb_kill_urb(aurb); + kfree(aurb->transfer_buffer); + usb_free_urb(aurb); + } + } + + kfree(go->hpi_context); +} + +static const struct go7007_hpi_ops go7007_usb_ezusb_hpi_ops = { + .interface_reset = go7007_usb_interface_reset, + .write_interrupt = go7007_usb_ezusb_write_interrupt, + .read_interrupt = go7007_usb_read_interrupt, + .stream_start = go7007_usb_stream_start, + .stream_stop = go7007_usb_stream_stop, + .send_firmware = go7007_usb_send_firmware, + .release = go7007_usb_release, +}; + +static const struct go7007_hpi_ops go7007_usb_onboard_hpi_ops = { + .interface_reset = go7007_usb_interface_reset, + .write_interrupt = go7007_usb_onboard_write_interrupt, + .read_interrupt = go7007_usb_read_interrupt, + .stream_start = go7007_usb_stream_start, + .stream_stop = go7007_usb_stream_stop, + .send_firmware = go7007_usb_send_firmware, + .release = go7007_usb_release, +}; + +/********************* Driver for EZ-USB I2C adapter *********************/ + +static int go7007_usb_i2c_master_xfer(struct i2c_adapter *adapter, + struct i2c_msg msgs[], int num) +{ + struct go7007 *go = i2c_get_adapdata(adapter); + struct go7007_usb *usb = go->hpi_context; + u8 *buf = go->usb_buf; + int buf_len, i; + int ret = -EIO; + + if (go->status == STATUS_SHUTDOWN) + return -ENODEV; + + mutex_lock(&usb->i2c_lock); + + for (i = 0; i < num; ++i) { + /* The hardware command is "write some bytes then read some + * bytes", so we try to coalesce a write followed by a read + * into a single USB transaction */ + if (i + 1 < num && msgs[i].addr == msgs[i + 1].addr && + !(msgs[i].flags & I2C_M_RD) && + (msgs[i + 1].flags & I2C_M_RD)) { +#ifdef GO7007_I2C_DEBUG + pr_debug("i2c write/read %d/%d bytes on %02x\n", + msgs[i].len, msgs[i + 1].len, msgs[i].addr); +#endif + buf[0] = 0x01; + buf[1] = msgs[i].len + 1; + buf[2] = msgs[i].addr << 1; + memcpy(&buf[3], msgs[i].buf, msgs[i].len); + buf_len = msgs[i].len + 3; + buf[buf_len++] = msgs[++i].len; + } else if (msgs[i].flags & I2C_M_RD) { +#ifdef GO7007_I2C_DEBUG + pr_debug("i2c read %d bytes on %02x\n", + msgs[i].len, msgs[i].addr); +#endif + buf[0] = 0x01; + buf[1] = 1; + buf[2] = msgs[i].addr << 1; + buf[3] = msgs[i].len; + buf_len = 4; + } else { +#ifdef GO7007_I2C_DEBUG + pr_debug("i2c write %d bytes on %02x\n", + msgs[i].len, msgs[i].addr); +#endif + buf[0] = 0x00; + buf[1] = msgs[i].len + 1; + buf[2] = msgs[i].addr << 1; + memcpy(&buf[3], msgs[i].buf, msgs[i].len); + buf_len = msgs[i].len + 3; + buf[buf_len++] = 0; + } + if (go7007_usb_vendor_request(go, 0x24, 0, 0, + buf, buf_len, 0) < 0) + goto i2c_done; + if (msgs[i].flags & I2C_M_RD) { + memset(buf, 0, msgs[i].len + 1); + if (go7007_usb_vendor_request(go, 0x25, 0, 0, buf, + msgs[i].len + 1, 1) < 0) + goto i2c_done; + memcpy(msgs[i].buf, buf + 1, msgs[i].len); + } + } + ret = num; + +i2c_done: + mutex_unlock(&usb->i2c_lock); + return ret; +} + +static u32 go7007_usb_functionality(struct i2c_adapter *adapter) +{ + /* No errors are reported by the hardware, so we don't bother + * supporting quick writes to avoid confusing probing */ + return (I2C_FUNC_SMBUS_EMUL) & ~I2C_FUNC_SMBUS_QUICK; +} + +static const struct i2c_algorithm go7007_usb_algo = { + .master_xfer = go7007_usb_i2c_master_xfer, + .functionality = go7007_usb_functionality, +}; + +static struct i2c_adapter go7007_usb_adap_templ = { + .owner = THIS_MODULE, + .name = "WIS GO7007SB EZ-USB", + .algo = &go7007_usb_algo, +}; + +/********************* USB add/remove functions *********************/ + +static int go7007_usb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct go7007 *go; + struct go7007_usb *usb; + const struct go7007_usb_board *board; + struct usb_device *usbdev = interface_to_usbdev(intf); + struct usb_host_endpoint *ep; + unsigned num_i2c_devs; + char *name; + int video_pipe, i, v_urb_len; + + pr_debug("probing new GO7007 USB board\n"); + + switch (id->driver_info) { + case GO7007_BOARDID_MATRIX_II: + name = "WIS Matrix II or compatible"; + board = &board_matrix_ii; + break; + case GO7007_BOARDID_MATRIX_RELOAD: + name = "WIS Matrix Reloaded or compatible"; + board = &board_matrix_reload; + break; + case GO7007_BOARDID_MATRIX_REV: + name = "WIS Matrix Revolution or compatible"; + board = &board_matrix_revolution; + break; + case GO7007_BOARDID_STAR_TREK: + name = "WIS Star Trek or compatible"; + board = &board_star_trek; + break; + case GO7007_BOARDID_XMEN: + name = "WIS XMen or compatible"; + board = &board_xmen; + break; + case GO7007_BOARDID_XMEN_II: + name = "WIS XMen II or compatible"; + board = &board_xmen; + break; + case GO7007_BOARDID_XMEN_III: + name = "WIS XMen III or compatible"; + board = &board_xmen; + break; + case GO7007_BOARDID_PX_M402U: + name = "Plextor PX-M402U"; + board = &board_matrix_ii; + break; + case GO7007_BOARDID_PX_TV402U: + name = "Plextor PX-TV402U (unknown tuner)"; + board = &board_px_tv402u; + break; + case GO7007_BOARDID_LIFEVIEW_LR192: + dev_err(&intf->dev, "The Lifeview TV Walker Ultra is not supported. Sorry!\n"); + return -ENODEV; +#if 0 + name = "Lifeview TV Walker Ultra"; + board = &board_lifeview_lr192; +#endif + break; + case GO7007_BOARDID_SENSORAY_2250: + dev_info(&intf->dev, "Sensoray 2250 found\n"); + name = "Sensoray 2250/2251"; + board = &board_sensoray_2250; + break; + case GO7007_BOARDID_ADS_USBAV_709: + name = "ADS Tech DVD Xpress DX2"; + board = &board_ads_usbav_709; + break; + default: + dev_err(&intf->dev, "unknown board ID %d!\n", + (unsigned int)id->driver_info); + return -ENODEV; + } + + go = go7007_alloc(&board->main_info, &intf->dev); + if (go == NULL) + return -ENOMEM; + + usb = kzalloc(sizeof(struct go7007_usb), GFP_KERNEL); + if (usb == NULL) { + kfree(go); + return -ENOMEM; + } + + usb->board = board; + usb->usbdev = usbdev; + usb_make_path(usbdev, go->bus_info, sizeof(go->bus_info)); + go->board_id = id->driver_info; + strncpy(go->name, name, sizeof(go->name)); + if (board->flags & GO7007_USB_EZUSB) + go->hpi_ops = &go7007_usb_ezusb_hpi_ops; + else + go->hpi_ops = &go7007_usb_onboard_hpi_ops; + go->hpi_context = usb; + + /* Allocate the URB and buffer for receiving incoming interrupts */ + usb->intr_urb = usb_alloc_urb(0, GFP_KERNEL); + if (usb->intr_urb == NULL) + goto allocfail; + usb->intr_urb->transfer_buffer = kmalloc_array(2, sizeof(u16), + GFP_KERNEL); + if (usb->intr_urb->transfer_buffer == NULL) + goto allocfail; + + ep = usb->usbdev->ep_in[4]; + if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK) + usb_fill_bulk_urb(usb->intr_urb, usb->usbdev, + usb_rcvbulkpipe(usb->usbdev, 4), + usb->intr_urb->transfer_buffer, 2*sizeof(u16), + go7007_usb_readinterrupt_complete, go); + else + usb_fill_int_urb(usb->intr_urb, usb->usbdev, + usb_rcvintpipe(usb->usbdev, 4), + usb->intr_urb->transfer_buffer, 2*sizeof(u16), + go7007_usb_readinterrupt_complete, go, 8); + usb_set_intfdata(intf, &go->v4l2_dev); + + /* Boot the GO7007 */ + if (go7007_boot_encoder(go, go->board_info->flags & + GO7007_BOARD_USE_ONBOARD_I2C) < 0) + goto allocfail; + + /* Register the EZ-USB I2C adapter, if we're using it */ + if (board->flags & GO7007_USB_EZUSB_I2C) { + memcpy(&go->i2c_adapter, &go7007_usb_adap_templ, + sizeof(go7007_usb_adap_templ)); + mutex_init(&usb->i2c_lock); + go->i2c_adapter.dev.parent = go->dev; + i2c_set_adapdata(&go->i2c_adapter, go); + if (i2c_add_adapter(&go->i2c_adapter) < 0) { + dev_err(go->dev, "error: i2c_add_adapter failed\n"); + goto allocfail; + } + go->i2c_adapter_online = 1; + } + + /* Pelco and Adlink reused the XMen and XMen-III vendor and product + * IDs for their own incompatible designs. We can detect XMen boards + * by probing the sensor, but there is no way to probe the sensors on + * the Pelco and Adlink designs so we default to the Adlink. If it + * is actually a Pelco, the user must set the assume_endura module + * parameter. */ + if ((go->board_id == GO7007_BOARDID_XMEN || + go->board_id == GO7007_BOARDID_XMEN_III) && + go->i2c_adapter_online) { + union i2c_smbus_data data; + + /* Check to see if register 0x0A is 0x76 */ + i2c_smbus_xfer(&go->i2c_adapter, 0x21, I2C_CLIENT_SCCB, + I2C_SMBUS_READ, 0x0A, I2C_SMBUS_BYTE_DATA, &data); + if (data.byte != 0x76) { + if (assume_endura) { + go->board_id = GO7007_BOARDID_ENDURA; + usb->board = board = &board_endura; + go->board_info = &board->main_info; + strncpy(go->name, "Pelco Endura", + sizeof(go->name)); + } else { + u16 channel; + + /* read channel number from GPIO[1:0] */ + go7007_read_addr(go, 0x3c81, &channel); + channel &= 0x3; + go->board_id = GO7007_BOARDID_ADLINK_MPG24; + usb->board = board = &board_adlink_mpg24; + go->board_info = &board->main_info; + go->channel_number = channel; + snprintf(go->name, sizeof(go->name), + "Adlink PCI-MPG24, channel #%d", + channel); + } + go7007_update_board(go); + } + } + + num_i2c_devs = go->board_info->num_i2c_devs; + + /* Probe the tuner model on the TV402U */ + if (go->board_id == GO7007_BOARDID_PX_TV402U) { + /* Board strapping indicates tuner model */ + if (go7007_usb_vendor_request(go, 0x41, 0, 0, go->usb_buf, 3, + 1) < 0) { + dev_err(go->dev, "GPIO read failed!\n"); + goto allocfail; + } + switch (go->usb_buf[0] >> 6) { + case 1: + go->tuner_type = TUNER_SONY_BTF_PG472Z; + go->std = V4L2_STD_PAL; + strncpy(go->name, "Plextor PX-TV402U-EU", + sizeof(go->name)); + break; + case 2: + go->tuner_type = TUNER_SONY_BTF_PK467Z; + go->std = V4L2_STD_NTSC_M_JP; + num_i2c_devs -= 2; + strncpy(go->name, "Plextor PX-TV402U-JP", + sizeof(go->name)); + break; + case 3: + go->tuner_type = TUNER_SONY_BTF_PB463Z; + num_i2c_devs -= 2; + strncpy(go->name, "Plextor PX-TV402U-NA", + sizeof(go->name)); + break; + default: + pr_debug("unable to detect tuner type!\n"); + break; + } + /* Configure tuner mode selection inputs connected + * to the EZ-USB GPIO output pins */ + if (go7007_usb_vendor_request(go, 0x40, 0x7f02, 0, + NULL, 0, 0) < 0) { + dev_err(go->dev, "GPIO write failed!\n"); + goto allocfail; + } + } + + /* Print a nasty message if the user attempts to use a USB2.0 device in + * a USB1.1 port. There will be silent corruption of the stream. */ + if ((board->flags & GO7007_USB_EZUSB) && + usbdev->speed != USB_SPEED_HIGH) + dev_err(go->dev, "*** WARNING *** This device must be connected to a USB 2.0 port! Attempting to capture video through a USB 1.1 port will result in stream corruption, even at low bitrates!\n"); + + /* Allocate the URBs and buffers for receiving the video stream */ + if (board->flags & GO7007_USB_EZUSB) { + v_urb_len = 1024; + video_pipe = usb_rcvbulkpipe(usb->usbdev, 6); + } else { + v_urb_len = 512; + video_pipe = usb_rcvbulkpipe(usb->usbdev, 1); + } + for (i = 0; i < 8; ++i) { + usb->video_urbs[i] = usb_alloc_urb(0, GFP_KERNEL); + if (usb->video_urbs[i] == NULL) + goto allocfail; + usb->video_urbs[i]->transfer_buffer = + kmalloc(v_urb_len, GFP_KERNEL); + if (usb->video_urbs[i]->transfer_buffer == NULL) + goto allocfail; + usb_fill_bulk_urb(usb->video_urbs[i], usb->usbdev, video_pipe, + usb->video_urbs[i]->transfer_buffer, v_urb_len, + go7007_usb_read_video_pipe_complete, go); + } + + /* Allocate the URBs and buffers for receiving the audio stream */ + if ((board->flags & GO7007_USB_EZUSB) && + (board->main_info.flags & GO7007_BOARD_HAS_AUDIO)) { + for (i = 0; i < 8; ++i) { + usb->audio_urbs[i] = usb_alloc_urb(0, GFP_KERNEL); + if (usb->audio_urbs[i] == NULL) + goto allocfail; + usb->audio_urbs[i]->transfer_buffer = kmalloc(4096, + GFP_KERNEL); + if (usb->audio_urbs[i]->transfer_buffer == NULL) + goto allocfail; + usb_fill_bulk_urb(usb->audio_urbs[i], usb->usbdev, + usb_rcvbulkpipe(usb->usbdev, 8), + usb->audio_urbs[i]->transfer_buffer, 4096, + go7007_usb_read_audio_pipe_complete, go); + } + } + + /* Do any final GO7007 initialization, then register the + * V4L2 and ALSA interfaces */ + if (go7007_register_encoder(go, num_i2c_devs) < 0) + goto allocfail; + + go->status = STATUS_ONLINE; + return 0; + +allocfail: + go7007_usb_release(go); + kfree(go); + return -ENOMEM; +} + +static void go7007_usb_disconnect(struct usb_interface *intf) +{ + struct go7007 *go = to_go7007(usb_get_intfdata(intf)); + + mutex_lock(&go->queue_lock); + mutex_lock(&go->serialize_lock); + + if (go->audio_enabled) + go7007_snd_remove(go); + + go->status = STATUS_SHUTDOWN; + v4l2_device_disconnect(&go->v4l2_dev); + video_unregister_device(&go->vdev); + mutex_unlock(&go->serialize_lock); + mutex_unlock(&go->queue_lock); + + v4l2_device_put(&go->v4l2_dev); +} + +static struct usb_driver go7007_usb_driver = { + .name = "go7007", + .probe = go7007_usb_probe, + .disconnect = go7007_usb_disconnect, + .id_table = go7007_usb_id_table, +}; + +module_usb_driver(go7007_usb_driver); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/media/usb/go7007/go7007-v4l2.c b/drivers/media/usb/go7007/go7007-v4l2.c new file mode 100644 index 000000000..c55c82f70 --- /dev/null +++ b/drivers/media/usb/go7007/go7007-v4l2.c @@ -0,0 +1,1175 @@ +/* + * Copyright (C) 2005-2006 Micronas USA Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/sched.h> +#include <linux/spinlock.h> +#include <linux/slab.h> +#include <linux/fs.h> +#include <linux/unistd.h> +#include <linux/time.h> +#include <linux/vmalloc.h> +#include <linux/pagemap.h> +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <linux/uaccess.h> +#include <linux/videodev2.h> +#include <media/v4l2-common.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-subdev.h> +#include <media/v4l2-event.h> +#include <media/videobuf2-vmalloc.h> +#include <media/i2c/saa7115.h> + +#include "go7007-priv.h" + +#define call_all(dev, o, f, args...) \ + v4l2_device_call_until_err(dev, 0, o, f, ##args) + +static bool valid_pixelformat(u32 pixelformat) +{ + switch (pixelformat) { + case V4L2_PIX_FMT_MJPEG: + case V4L2_PIX_FMT_MPEG1: + case V4L2_PIX_FMT_MPEG2: + case V4L2_PIX_FMT_MPEG4: + return true; + default: + return false; + } +} + +static u32 get_frame_type_flag(struct go7007_buffer *vb, int format) +{ + u8 *ptr = vb2_plane_vaddr(&vb->vb.vb2_buf, 0); + + switch (format) { + case V4L2_PIX_FMT_MJPEG: + return V4L2_BUF_FLAG_KEYFRAME; + case V4L2_PIX_FMT_MPEG4: + switch ((ptr[vb->frame_offset + 4] >> 6) & 0x3) { + case 0: + return V4L2_BUF_FLAG_KEYFRAME; + case 1: + return V4L2_BUF_FLAG_PFRAME; + case 2: + return V4L2_BUF_FLAG_BFRAME; + default: + return 0; + } + case V4L2_PIX_FMT_MPEG1: + case V4L2_PIX_FMT_MPEG2: + switch ((ptr[vb->frame_offset + 5] >> 3) & 0x7) { + case 1: + return V4L2_BUF_FLAG_KEYFRAME; + case 2: + return V4L2_BUF_FLAG_PFRAME; + case 3: + return V4L2_BUF_FLAG_BFRAME; + default: + return 0; + } + } + + return 0; +} + +static void get_resolution(struct go7007 *go, int *width, int *height) +{ + switch (go->standard) { + case GO7007_STD_NTSC: + *width = 720; + *height = 480; + break; + case GO7007_STD_PAL: + *width = 720; + *height = 576; + break; + case GO7007_STD_OTHER: + default: + *width = go->board_info->sensor_width; + *height = go->board_info->sensor_height; + break; + } +} + +static void set_formatting(struct go7007 *go) +{ + if (go->format == V4L2_PIX_FMT_MJPEG) { + go->pali = 0; + go->aspect_ratio = GO7007_RATIO_1_1; + go->gop_size = 0; + go->ipb = 0; + go->closed_gop = 0; + go->repeat_seqhead = 0; + go->seq_header_enable = 0; + go->gop_header_enable = 0; + go->dvd_mode = 0; + return; + } + + switch (go->format) { + case V4L2_PIX_FMT_MPEG1: + go->pali = 0; + break; + default: + case V4L2_PIX_FMT_MPEG2: + go->pali = 0x48; + break; + case V4L2_PIX_FMT_MPEG4: + /* For future reference: this is the list of MPEG4 + * profiles that are available, although they are + * untested: + * + * Profile pali + * -------------- ---- + * PROFILE_S_L0 0x08 + * PROFILE_S_L1 0x01 + * PROFILE_S_L2 0x02 + * PROFILE_S_L3 0x03 + * PROFILE_ARTS_L1 0x91 + * PROFILE_ARTS_L2 0x92 + * PROFILE_ARTS_L3 0x93 + * PROFILE_ARTS_L4 0x94 + * PROFILE_AS_L0 0xf0 + * PROFILE_AS_L1 0xf1 + * PROFILE_AS_L2 0xf2 + * PROFILE_AS_L3 0xf3 + * PROFILE_AS_L4 0xf4 + * PROFILE_AS_L5 0xf5 + */ + go->pali = 0xf5; + break; + } + go->gop_size = v4l2_ctrl_g_ctrl(go->mpeg_video_gop_size); + go->closed_gop = v4l2_ctrl_g_ctrl(go->mpeg_video_gop_closure); + go->ipb = v4l2_ctrl_g_ctrl(go->mpeg_video_b_frames) != 0; + go->bitrate = v4l2_ctrl_g_ctrl(go->mpeg_video_bitrate); + go->repeat_seqhead = v4l2_ctrl_g_ctrl(go->mpeg_video_rep_seqheader); + go->gop_header_enable = 1; + go->dvd_mode = 0; + if (go->format == V4L2_PIX_FMT_MPEG2) + go->dvd_mode = + go->bitrate == 9800000 && + go->gop_size == 15 && + go->ipb == 0 && + go->repeat_seqhead == 1 && + go->closed_gop; + + switch (v4l2_ctrl_g_ctrl(go->mpeg_video_aspect_ratio)) { + default: + case V4L2_MPEG_VIDEO_ASPECT_1x1: + go->aspect_ratio = GO7007_RATIO_1_1; + break; + case V4L2_MPEG_VIDEO_ASPECT_4x3: + go->aspect_ratio = GO7007_RATIO_4_3; + break; + case V4L2_MPEG_VIDEO_ASPECT_16x9: + go->aspect_ratio = GO7007_RATIO_16_9; + break; + } +} + +static int set_capture_size(struct go7007 *go, struct v4l2_format *fmt, int try) +{ + int sensor_height = 0, sensor_width = 0; + int width, height; + + if (fmt != NULL && !valid_pixelformat(fmt->fmt.pix.pixelformat)) + return -EINVAL; + + get_resolution(go, &sensor_width, &sensor_height); + + if (fmt == NULL) { + width = sensor_width; + height = sensor_height; + } else if (go->board_info->sensor_flags & GO7007_SENSOR_SCALING) { + if (fmt->fmt.pix.width > sensor_width) + width = sensor_width; + else if (fmt->fmt.pix.width < 144) + width = 144; + else + width = fmt->fmt.pix.width & ~0x0f; + + if (fmt->fmt.pix.height > sensor_height) + height = sensor_height; + else if (fmt->fmt.pix.height < 96) + height = 96; + else + height = fmt->fmt.pix.height & ~0x0f; + } else { + width = fmt->fmt.pix.width; + + if (width <= sensor_width / 4) { + width = sensor_width / 4; + height = sensor_height / 4; + } else if (width <= sensor_width / 2) { + width = sensor_width / 2; + height = sensor_height / 2; + } else { + width = sensor_width; + height = sensor_height; + } + width &= ~0xf; + height &= ~0xf; + } + + if (fmt != NULL) { + u32 pixelformat = fmt->fmt.pix.pixelformat; + + memset(fmt, 0, sizeof(*fmt)); + fmt->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + fmt->fmt.pix.width = width; + fmt->fmt.pix.height = height; + fmt->fmt.pix.pixelformat = pixelformat; + fmt->fmt.pix.field = V4L2_FIELD_NONE; + fmt->fmt.pix.bytesperline = 0; + fmt->fmt.pix.sizeimage = GO7007_BUF_SIZE; + fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + } + + if (try) + return 0; + + if (fmt) + go->format = fmt->fmt.pix.pixelformat; + go->width = width; + go->height = height; + go->encoder_h_offset = go->board_info->sensor_h_offset; + go->encoder_v_offset = go->board_info->sensor_v_offset; + + if (go->board_info->sensor_flags & GO7007_SENSOR_SCALING) { + struct v4l2_subdev_format format = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + + format.format.code = MEDIA_BUS_FMT_FIXED; + format.format.width = fmt ? fmt->fmt.pix.width : width; + format.format.height = height; + go->encoder_h_halve = 0; + go->encoder_v_halve = 0; + go->encoder_subsample = 0; + call_all(&go->v4l2_dev, pad, set_fmt, NULL, &format); + } else { + if (width <= sensor_width / 4) { + go->encoder_h_halve = 1; + go->encoder_v_halve = 1; + go->encoder_subsample = 1; + } else if (width <= sensor_width / 2) { + go->encoder_h_halve = 1; + go->encoder_v_halve = 1; + go->encoder_subsample = 0; + } else { + go->encoder_h_halve = 0; + go->encoder_v_halve = 0; + go->encoder_subsample = 0; + } + } + return 0; +} + +static int vidioc_querycap(struct file *file, void *priv, + struct v4l2_capability *cap) +{ + struct go7007 *go = video_drvdata(file); + + strlcpy(cap->driver, "go7007", sizeof(cap->driver)); + strlcpy(cap->card, go->name, sizeof(cap->card)); + strlcpy(cap->bus_info, go->bus_info, sizeof(cap->bus_info)); + + cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | + V4L2_CAP_STREAMING; + + if (go->board_info->num_aud_inputs) + cap->device_caps |= V4L2_CAP_AUDIO; + if (go->board_info->flags & GO7007_BOARD_HAS_TUNER) + cap->device_caps |= V4L2_CAP_TUNER; + cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS; + return 0; +} + +static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_fmtdesc *fmt) +{ + char *desc = NULL; + + switch (fmt->index) { + case 0: + fmt->pixelformat = V4L2_PIX_FMT_MJPEG; + desc = "Motion JPEG"; + break; + case 1: + fmt->pixelformat = V4L2_PIX_FMT_MPEG1; + desc = "MPEG-1 ES"; + break; + case 2: + fmt->pixelformat = V4L2_PIX_FMT_MPEG2; + desc = "MPEG-2 ES"; + break; + case 3: + fmt->pixelformat = V4L2_PIX_FMT_MPEG4; + desc = "MPEG-4 ES"; + break; + default: + return -EINVAL; + } + fmt->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + fmt->flags = V4L2_FMT_FLAG_COMPRESSED; + + strncpy(fmt->description, desc, sizeof(fmt->description)); + + return 0; +} + +static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *fmt) +{ + struct go7007 *go = video_drvdata(file); + + fmt->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + fmt->fmt.pix.width = go->width; + fmt->fmt.pix.height = go->height; + fmt->fmt.pix.pixelformat = go->format; + fmt->fmt.pix.field = V4L2_FIELD_NONE; + fmt->fmt.pix.bytesperline = 0; + fmt->fmt.pix.sizeimage = GO7007_BUF_SIZE; + fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; + + return 0; +} + +static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *fmt) +{ + struct go7007 *go = video_drvdata(file); + + return set_capture_size(go, fmt, 1); +} + +static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, + struct v4l2_format *fmt) +{ + struct go7007 *go = video_drvdata(file); + + if (vb2_is_busy(&go->vidq)) + return -EBUSY; + + return set_capture_size(go, fmt, 0); +} + +static int go7007_queue_setup(struct vb2_queue *q, + unsigned int *num_buffers, unsigned int *num_planes, + unsigned int sizes[], struct device *alloc_devs[]) +{ + sizes[0] = GO7007_BUF_SIZE; + *num_planes = 1; + + if (*num_buffers < 2) + *num_buffers = 2; + + return 0; +} + +static void go7007_buf_queue(struct vb2_buffer *vb) +{ + struct vb2_queue *vq = vb->vb2_queue; + struct go7007 *go = vb2_get_drv_priv(vq); + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct go7007_buffer *go7007_vb = + container_of(vbuf, struct go7007_buffer, vb); + unsigned long flags; + + spin_lock_irqsave(&go->spinlock, flags); + list_add_tail(&go7007_vb->list, &go->vidq_active); + spin_unlock_irqrestore(&go->spinlock, flags); +} + +static int go7007_buf_prepare(struct vb2_buffer *vb) +{ + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct go7007_buffer *go7007_vb = + container_of(vbuf, struct go7007_buffer, vb); + + go7007_vb->modet_active = 0; + go7007_vb->frame_offset = 0; + vb->planes[0].bytesused = 0; + return 0; +} + +static void go7007_buf_finish(struct vb2_buffer *vb) +{ + struct vb2_queue *vq = vb->vb2_queue; + struct go7007 *go = vb2_get_drv_priv(vq); + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct go7007_buffer *go7007_vb = + container_of(vbuf, struct go7007_buffer, vb); + u32 frame_type_flag = get_frame_type_flag(go7007_vb, go->format); + + vbuf->flags &= ~(V4L2_BUF_FLAG_KEYFRAME | V4L2_BUF_FLAG_BFRAME | + V4L2_BUF_FLAG_PFRAME); + vbuf->flags |= frame_type_flag; + vbuf->field = V4L2_FIELD_NONE; +} + +static int go7007_start_streaming(struct vb2_queue *q, unsigned int count) +{ + struct go7007 *go = vb2_get_drv_priv(q); + int ret; + + set_formatting(go); + mutex_lock(&go->hw_lock); + go->next_seq = 0; + go->active_buf = NULL; + go->modet_event_status = 0; + q->streaming = 1; + if (go7007_start_encoder(go) < 0) + ret = -EIO; + else + ret = 0; + mutex_unlock(&go->hw_lock); + if (ret) { + q->streaming = 0; + return ret; + } + call_all(&go->v4l2_dev, video, s_stream, 1); + v4l2_ctrl_grab(go->mpeg_video_gop_size, true); + v4l2_ctrl_grab(go->mpeg_video_gop_closure, true); + v4l2_ctrl_grab(go->mpeg_video_bitrate, true); + v4l2_ctrl_grab(go->mpeg_video_aspect_ratio, true); + /* Turn on Capture LED */ + if (go->board_id == GO7007_BOARDID_ADS_USBAV_709) + go7007_write_addr(go, 0x3c82, 0x0005); + return ret; +} + +static void go7007_stop_streaming(struct vb2_queue *q) +{ + struct go7007 *go = vb2_get_drv_priv(q); + unsigned long flags; + + q->streaming = 0; + go7007_stream_stop(go); + mutex_lock(&go->hw_lock); + go7007_reset_encoder(go); + mutex_unlock(&go->hw_lock); + call_all(&go->v4l2_dev, video, s_stream, 0); + + spin_lock_irqsave(&go->spinlock, flags); + INIT_LIST_HEAD(&go->vidq_active); + spin_unlock_irqrestore(&go->spinlock, flags); + v4l2_ctrl_grab(go->mpeg_video_gop_size, false); + v4l2_ctrl_grab(go->mpeg_video_gop_closure, false); + v4l2_ctrl_grab(go->mpeg_video_bitrate, false); + v4l2_ctrl_grab(go->mpeg_video_aspect_ratio, false); + /* Turn on Capture LED */ + if (go->board_id == GO7007_BOARDID_ADS_USBAV_709) + go7007_write_addr(go, 0x3c82, 0x000d); +} + +static const struct vb2_ops go7007_video_qops = { + .queue_setup = go7007_queue_setup, + .buf_queue = go7007_buf_queue, + .buf_prepare = go7007_buf_prepare, + .buf_finish = go7007_buf_finish, + .start_streaming = go7007_start_streaming, + .stop_streaming = go7007_stop_streaming, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, +}; + +static int vidioc_g_parm(struct file *filp, void *priv, + struct v4l2_streamparm *parm) +{ + struct go7007 *go = video_drvdata(filp); + struct v4l2_fract timeperframe = { + .numerator = 1001 * go->fps_scale, + .denominator = go->sensor_framerate, + }; + + if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + parm->parm.capture.readbuffers = 2; + parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; + parm->parm.capture.timeperframe = timeperframe; + + return 0; +} + +static int vidioc_s_parm(struct file *filp, void *priv, + struct v4l2_streamparm *parm) +{ + struct go7007 *go = video_drvdata(filp); + unsigned int n, d; + + if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) + return -EINVAL; + + n = go->sensor_framerate * + parm->parm.capture.timeperframe.numerator; + d = 1001 * parm->parm.capture.timeperframe.denominator; + if (n != 0 && d != 0 && n > d) + go->fps_scale = (n + d/2) / d; + else + go->fps_scale = 1; + + return vidioc_g_parm(filp, priv, parm); +} + +/* VIDIOC_ENUMSTD on go7007 were used for enumerating the supported fps and + its resolution, when the device is not connected to TV. + This is were an API abuse, probably used by the lack of specific IOCTL's to + enumerate it, by the time the driver was written. + + However, since kernel 2.6.19, two new ioctls (VIDIOC_ENUM_FRAMEINTERVALS + and VIDIOC_ENUM_FRAMESIZES) were added for this purpose. + + The two functions below implement the newer ioctls +*/ +static int vidioc_enum_framesizes(struct file *filp, void *priv, + struct v4l2_frmsizeenum *fsize) +{ + struct go7007 *go = video_drvdata(filp); + int width, height; + + if (fsize->index > 2) + return -EINVAL; + + if (!valid_pixelformat(fsize->pixel_format)) + return -EINVAL; + + get_resolution(go, &width, &height); + fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE; + fsize->discrete.width = (width >> fsize->index) & ~0xf; + fsize->discrete.height = (height >> fsize->index) & ~0xf; + return 0; +} + +static int vidioc_enum_frameintervals(struct file *filp, void *priv, + struct v4l2_frmivalenum *fival) +{ + struct go7007 *go = video_drvdata(filp); + int width, height; + int i; + + if (fival->index > 4) + return -EINVAL; + + if (!valid_pixelformat(fival->pixel_format)) + return -EINVAL; + + if (!(go->board_info->sensor_flags & GO7007_SENSOR_SCALING)) { + get_resolution(go, &width, &height); + for (i = 0; i <= 2; i++) + if (fival->width == ((width >> i) & ~0xf) && + fival->height == ((height >> i) & ~0xf)) + break; + if (i > 2) + return -EINVAL; + } + fival->type = V4L2_FRMIVAL_TYPE_DISCRETE; + fival->discrete.numerator = 1001 * (fival->index + 1); + fival->discrete.denominator = go->sensor_framerate; + return 0; +} + +static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *std) +{ + struct go7007 *go = video_drvdata(file); + + *std = go->std; + return 0; +} + +static int go7007_s_std(struct go7007 *go) +{ + if (go->std & V4L2_STD_625_50) { + go->standard = GO7007_STD_PAL; + go->sensor_framerate = 25025; + } else { + go->standard = GO7007_STD_NTSC; + go->sensor_framerate = 30000; + } + + call_all(&go->v4l2_dev, video, s_std, go->std); + set_capture_size(go, NULL, 0); + return 0; +} + +static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id std) +{ + struct go7007 *go = video_drvdata(file); + + if (vb2_is_busy(&go->vidq)) + return -EBUSY; + + go->std = std; + + return go7007_s_std(go); +} + +static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *std) +{ + struct go7007 *go = video_drvdata(file); + + return call_all(&go->v4l2_dev, video, querystd, std); +} + +static int vidioc_enum_input(struct file *file, void *priv, + struct v4l2_input *inp) +{ + struct go7007 *go = video_drvdata(file); + + if (inp->index >= go->board_info->num_inputs) + return -EINVAL; + + strlcpy(inp->name, go->board_info->inputs[inp->index].name, + sizeof(inp->name)); + + /* If this board has a tuner, it will be the first input */ + if ((go->board_info->flags & GO7007_BOARD_HAS_TUNER) && + inp->index == 0) + inp->type = V4L2_INPUT_TYPE_TUNER; + else + inp->type = V4L2_INPUT_TYPE_CAMERA; + + if (go->board_info->num_aud_inputs) + inp->audioset = (1 << go->board_info->num_aud_inputs) - 1; + else + inp->audioset = 0; + inp->tuner = 0; + if (go->board_info->sensor_flags & GO7007_SENSOR_TV) + inp->std = video_devdata(file)->tvnorms; + else + inp->std = 0; + + return 0; +} + + +static int vidioc_g_input(struct file *file, void *priv, unsigned int *input) +{ + struct go7007 *go = video_drvdata(file); + + *input = go->input; + + return 0; +} + +static int vidioc_enumaudio(struct file *file, void *fh, struct v4l2_audio *a) +{ + struct go7007 *go = video_drvdata(file); + + if (a->index >= go->board_info->num_aud_inputs) + return -EINVAL; + strlcpy(a->name, go->board_info->aud_inputs[a->index].name, + sizeof(a->name)); + a->capability = V4L2_AUDCAP_STEREO; + return 0; +} + +static int vidioc_g_audio(struct file *file, void *fh, struct v4l2_audio *a) +{ + struct go7007 *go = video_drvdata(file); + + a->index = go->aud_input; + strlcpy(a->name, go->board_info->aud_inputs[go->aud_input].name, + sizeof(a->name)); + a->capability = V4L2_AUDCAP_STEREO; + return 0; +} + +static int vidioc_s_audio(struct file *file, void *fh, + const struct v4l2_audio *a) +{ + struct go7007 *go = video_drvdata(file); + + if (a->index >= go->board_info->num_aud_inputs) + return -EINVAL; + go->aud_input = a->index; + v4l2_subdev_call(go->sd_audio, audio, s_routing, + go->board_info->aud_inputs[go->aud_input].audio_input, 0, 0); + return 0; +} + +static void go7007_s_input(struct go7007 *go) +{ + unsigned int input = go->input; + + v4l2_subdev_call(go->sd_video, video, s_routing, + go->board_info->inputs[input].video_input, 0, + go->board_info->video_config); + if (go->board_info->num_aud_inputs) { + int aud_input = go->board_info->inputs[input].audio_index; + + v4l2_subdev_call(go->sd_audio, audio, s_routing, + go->board_info->aud_inputs[aud_input].audio_input, 0, 0); + go->aud_input = aud_input; + } +} + +static int vidioc_s_input(struct file *file, void *priv, unsigned int input) +{ + struct go7007 *go = video_drvdata(file); + + if (input >= go->board_info->num_inputs) + return -EINVAL; + if (vb2_is_busy(&go->vidq)) + return -EBUSY; + + go->input = input; + go7007_s_input(go); + + return 0; +} + +static int vidioc_g_tuner(struct file *file, void *priv, + struct v4l2_tuner *t) +{ + struct go7007 *go = video_drvdata(file); + + if (t->index != 0) + return -EINVAL; + + strlcpy(t->name, "Tuner", sizeof(t->name)); + return call_all(&go->v4l2_dev, tuner, g_tuner, t); +} + +static int vidioc_s_tuner(struct file *file, void *priv, + const struct v4l2_tuner *t) +{ + struct go7007 *go = video_drvdata(file); + + if (t->index != 0) + return -EINVAL; + + return call_all(&go->v4l2_dev, tuner, s_tuner, t); +} + +static int vidioc_g_frequency(struct file *file, void *priv, + struct v4l2_frequency *f) +{ + struct go7007 *go = video_drvdata(file); + + if (f->tuner) + return -EINVAL; + + return call_all(&go->v4l2_dev, tuner, g_frequency, f); +} + +static int vidioc_s_frequency(struct file *file, void *priv, + const struct v4l2_frequency *f) +{ + struct go7007 *go = video_drvdata(file); + + if (f->tuner) + return -EINVAL; + + return call_all(&go->v4l2_dev, tuner, s_frequency, f); +} + +static int vidioc_log_status(struct file *file, void *priv) +{ + struct go7007 *go = video_drvdata(file); + + v4l2_ctrl_log_status(file, priv); + return call_all(&go->v4l2_dev, core, log_status); +} + +static int vidioc_subscribe_event(struct v4l2_fh *fh, + const struct v4l2_event_subscription *sub) +{ + + switch (sub->type) { + case V4L2_EVENT_MOTION_DET: + /* Allow for up to 30 events (1 second for NTSC) to be + * stored. */ + return v4l2_event_subscribe(fh, sub, 30, NULL); + default: + return v4l2_ctrl_subscribe_event(fh, sub); + } +} + + +static int go7007_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct go7007 *go = + container_of(ctrl->handler, struct go7007, hdl); + unsigned y; + u8 *mt; + + switch (ctrl->id) { + case V4L2_CID_PIXEL_THRESHOLD0: + go->modet[0].pixel_threshold = ctrl->val; + break; + case V4L2_CID_MOTION_THRESHOLD0: + go->modet[0].motion_threshold = ctrl->val; + break; + case V4L2_CID_MB_THRESHOLD0: + go->modet[0].mb_threshold = ctrl->val; + break; + case V4L2_CID_PIXEL_THRESHOLD1: + go->modet[1].pixel_threshold = ctrl->val; + break; + case V4L2_CID_MOTION_THRESHOLD1: + go->modet[1].motion_threshold = ctrl->val; + break; + case V4L2_CID_MB_THRESHOLD1: + go->modet[1].mb_threshold = ctrl->val; + break; + case V4L2_CID_PIXEL_THRESHOLD2: + go->modet[2].pixel_threshold = ctrl->val; + break; + case V4L2_CID_MOTION_THRESHOLD2: + go->modet[2].motion_threshold = ctrl->val; + break; + case V4L2_CID_MB_THRESHOLD2: + go->modet[2].mb_threshold = ctrl->val; + break; + case V4L2_CID_PIXEL_THRESHOLD3: + go->modet[3].pixel_threshold = ctrl->val; + break; + case V4L2_CID_MOTION_THRESHOLD3: + go->modet[3].motion_threshold = ctrl->val; + break; + case V4L2_CID_MB_THRESHOLD3: + go->modet[3].mb_threshold = ctrl->val; + break; + case V4L2_CID_DETECT_MD_REGION_GRID: + mt = go->modet_map; + for (y = 0; y < go->height / 16; y++, mt += go->width / 16) + memcpy(mt, ctrl->p_new.p_u8 + y * (720 / 16), go->width / 16); + break; + default: + return -EINVAL; + } + return 0; +} + +static const struct v4l2_file_operations go7007_fops = { + .owner = THIS_MODULE, + .open = v4l2_fh_open, + .release = vb2_fop_release, + .unlocked_ioctl = video_ioctl2, + .read = vb2_fop_read, + .mmap = vb2_fop_mmap, + .poll = vb2_fop_poll, +}; + +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_reqbufs = vb2_ioctl_reqbufs, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, + .vidioc_g_std = vidioc_g_std, + .vidioc_s_std = vidioc_s_std, + .vidioc_querystd = vidioc_querystd, + .vidioc_enum_input = vidioc_enum_input, + .vidioc_g_input = vidioc_g_input, + .vidioc_s_input = vidioc_s_input, + .vidioc_enumaudio = vidioc_enumaudio, + .vidioc_g_audio = vidioc_g_audio, + .vidioc_s_audio = vidioc_s_audio, + .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_g_parm = vidioc_g_parm, + .vidioc_s_parm = vidioc_s_parm, + .vidioc_enum_framesizes = vidioc_enum_framesizes, + .vidioc_enum_frameintervals = vidioc_enum_frameintervals, + .vidioc_log_status = vidioc_log_status, + .vidioc_subscribe_event = vidioc_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, +}; + +static const struct video_device go7007_template = { + .name = "go7007", + .fops = &go7007_fops, + .release = video_device_release_empty, + .ioctl_ops = &video_ioctl_ops, + .tvnorms = V4L2_STD_ALL, +}; + +static const struct v4l2_ctrl_ops go7007_ctrl_ops = { + .s_ctrl = go7007_s_ctrl, +}; + +static const struct v4l2_ctrl_config go7007_pixel_threshold0_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_PIXEL_THRESHOLD0, + .name = "Pixel Threshold Region 0", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 20, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_motion_threshold0_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MOTION_THRESHOLD0, + .name = "Motion Threshold Region 0", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 80, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_mb_threshold0_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MB_THRESHOLD0, + .name = "MB Threshold Region 0", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 200, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_pixel_threshold1_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_PIXEL_THRESHOLD1, + .name = "Pixel Threshold Region 1", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 20, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_motion_threshold1_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MOTION_THRESHOLD1, + .name = "Motion Threshold Region 1", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 80, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_mb_threshold1_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MB_THRESHOLD1, + .name = "MB Threshold Region 1", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 200, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_pixel_threshold2_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_PIXEL_THRESHOLD2, + .name = "Pixel Threshold Region 2", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 20, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_motion_threshold2_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MOTION_THRESHOLD2, + .name = "Motion Threshold Region 2", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 80, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_mb_threshold2_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MB_THRESHOLD2, + .name = "MB Threshold Region 2", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 200, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_pixel_threshold3_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_PIXEL_THRESHOLD3, + .name = "Pixel Threshold Region 3", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 20, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_motion_threshold3_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MOTION_THRESHOLD3, + .name = "Motion Threshold Region 3", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 80, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_mb_threshold3_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_MB_THRESHOLD3, + .name = "MB Threshold Region 3", + .type = V4L2_CTRL_TYPE_INTEGER, + .def = 200, + .max = 32767, + .step = 1, +}; + +static const struct v4l2_ctrl_config go7007_mb_regions_ctrl = { + .ops = &go7007_ctrl_ops, + .id = V4L2_CID_DETECT_MD_REGION_GRID, + .dims = { 576 / 16, 720 / 16 }, + .max = 3, + .step = 1, +}; + +int go7007_v4l2_ctrl_init(struct go7007 *go) +{ + struct v4l2_ctrl_handler *hdl = &go->hdl; + struct v4l2_ctrl *ctrl; + + v4l2_ctrl_handler_init(hdl, 22); + go->mpeg_video_gop_size = v4l2_ctrl_new_std(hdl, NULL, + V4L2_CID_MPEG_VIDEO_GOP_SIZE, 0, 34, 1, 15); + go->mpeg_video_gop_closure = v4l2_ctrl_new_std(hdl, NULL, + V4L2_CID_MPEG_VIDEO_GOP_CLOSURE, 0, 1, 1, 1); + go->mpeg_video_bitrate = v4l2_ctrl_new_std(hdl, NULL, + V4L2_CID_MPEG_VIDEO_BITRATE, + 64000, 10000000, 1, 9800000); + go->mpeg_video_b_frames = v4l2_ctrl_new_std(hdl, NULL, + V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 2, 2, 0); + go->mpeg_video_rep_seqheader = v4l2_ctrl_new_std(hdl, NULL, + V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER, 0, 1, 1, 1); + + go->mpeg_video_aspect_ratio = v4l2_ctrl_new_std_menu(hdl, NULL, + V4L2_CID_MPEG_VIDEO_ASPECT, + V4L2_MPEG_VIDEO_ASPECT_16x9, 0, + V4L2_MPEG_VIDEO_ASPECT_1x1); + ctrl = v4l2_ctrl_new_std(hdl, NULL, + V4L2_CID_JPEG_ACTIVE_MARKER, 0, + V4L2_JPEG_ACTIVE_MARKER_DQT | + V4L2_JPEG_ACTIVE_MARKER_DHT, 0, + V4L2_JPEG_ACTIVE_MARKER_DQT | + V4L2_JPEG_ACTIVE_MARKER_DHT); + if (ctrl) + ctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY; + v4l2_ctrl_new_custom(hdl, &go7007_pixel_threshold0_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_motion_threshold0_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_mb_threshold0_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_pixel_threshold1_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_motion_threshold1_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_mb_threshold1_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_pixel_threshold2_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_motion_threshold2_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_mb_threshold2_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_pixel_threshold3_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_motion_threshold3_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_mb_threshold3_ctrl, NULL); + v4l2_ctrl_new_custom(hdl, &go7007_mb_regions_ctrl, NULL); + go->modet_mode = v4l2_ctrl_new_std_menu(hdl, NULL, + V4L2_CID_DETECT_MD_MODE, + V4L2_DETECT_MD_MODE_REGION_GRID, + 1 << V4L2_DETECT_MD_MODE_THRESHOLD_GRID, + V4L2_DETECT_MD_MODE_DISABLED); + if (hdl->error) { + int rv = hdl->error; + + v4l2_err(&go->v4l2_dev, "Could not register controls\n"); + return rv; + } + go->v4l2_dev.ctrl_handler = hdl; + return 0; +} + +int go7007_v4l2_init(struct go7007 *go) +{ + struct video_device *vdev = &go->vdev; + int rv; + + mutex_init(&go->serialize_lock); + mutex_init(&go->queue_lock); + + INIT_LIST_HEAD(&go->vidq_active); + go->vidq.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + go->vidq.io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ; + go->vidq.ops = &go7007_video_qops; + go->vidq.mem_ops = &vb2_vmalloc_memops; + go->vidq.drv_priv = go; + go->vidq.buf_struct_size = sizeof(struct go7007_buffer); + go->vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + go->vidq.lock = &go->queue_lock; + rv = vb2_queue_init(&go->vidq); + if (rv) + return rv; + *vdev = go7007_template; + vdev->lock = &go->serialize_lock; + vdev->queue = &go->vidq; + video_set_drvdata(vdev, go); + vdev->v4l2_dev = &go->v4l2_dev; + if (!v4l2_device_has_op(&go->v4l2_dev, 0, video, querystd)) + v4l2_disable_ioctl(vdev, VIDIOC_QUERYSTD); + if (!(go->board_info->flags & GO7007_BOARD_HAS_TUNER)) { + v4l2_disable_ioctl(vdev, VIDIOC_S_FREQUENCY); + v4l2_disable_ioctl(vdev, VIDIOC_G_FREQUENCY); + v4l2_disable_ioctl(vdev, VIDIOC_S_TUNER); + v4l2_disable_ioctl(vdev, VIDIOC_G_TUNER); + } else { + struct v4l2_frequency f = { + .type = V4L2_TUNER_ANALOG_TV, + .frequency = 980, + }; + + call_all(&go->v4l2_dev, tuner, s_frequency, &f); + } + if (!(go->board_info->sensor_flags & GO7007_SENSOR_TV)) { + v4l2_disable_ioctl(vdev, VIDIOC_G_STD); + v4l2_disable_ioctl(vdev, VIDIOC_S_STD); + vdev->tvnorms = 0; + } + if (go->board_info->sensor_flags & GO7007_SENSOR_SCALING) + v4l2_disable_ioctl(vdev, VIDIOC_ENUM_FRAMESIZES); + if (go->board_info->num_aud_inputs == 0) { + v4l2_disable_ioctl(vdev, VIDIOC_G_AUDIO); + v4l2_disable_ioctl(vdev, VIDIOC_S_AUDIO); + v4l2_disable_ioctl(vdev, VIDIOC_ENUMAUDIO); + } + /* Setup correct crystal frequency on this board */ + if (go->board_info->sensor_flags & GO7007_SENSOR_SAA7115) + v4l2_subdev_call(go->sd_video, video, s_crystal_freq, + SAA7115_FREQ_24_576_MHZ, + SAA7115_FREQ_FL_APLL | SAA7115_FREQ_FL_UCGC | + SAA7115_FREQ_FL_DOUBLE_ASCLK); + go7007_s_input(go); + if (go->board_info->sensor_flags & GO7007_SENSOR_TV) + go7007_s_std(go); + rv = video_register_device(vdev, VFL_TYPE_GRABBER, -1); + if (rv < 0) + return rv; + dev_info(go->dev, "registered device %s [v4l2]\n", + video_device_node_name(vdev)); + + return 0; +} + +void go7007_v4l2_remove(struct go7007 *go) +{ + v4l2_ctrl_handler_free(&go->hdl); +} diff --git a/drivers/media/usb/go7007/s2250-board.c b/drivers/media/usb/go7007/s2250-board.c new file mode 100644 index 000000000..625e77f4d --- /dev/null +++ b/drivers/media/usb/go7007/s2250-board.c @@ -0,0 +1,637 @@ +/* + * Copyright (C) 2008 Sensoray Company Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/module.h> +#include <linux/usb.h> +#include <linux/i2c.h> +#include <linux/videodev2.h> +#include <linux/slab.h> +#include <media/v4l2-device.h> +#include <media/v4l2-common.h> +#include <media/v4l2-subdev.h> +#include "go7007-priv.h" + +MODULE_DESCRIPTION("Sensoray 2250/2251 i2c v4l2 subdev driver"); +MODULE_LICENSE("GPL v2"); + +/* + * Note: this board has two i2c devices: a vpx3226f and a tlv320aic23b. + * Due to the unusual way these are accessed on this device we do not + * reuse the i2c drivers, but instead they are implemented in this + * driver. It would be nice to improve on this, though. + */ + +#define TLV320_ADDRESS 0x34 +#define VPX322_ADDR_ANALOGCONTROL1 0x02 +#define VPX322_ADDR_BRIGHTNESS0 0x0127 +#define VPX322_ADDR_BRIGHTNESS1 0x0131 +#define VPX322_ADDR_CONTRAST0 0x0128 +#define VPX322_ADDR_CONTRAST1 0x0132 +#define VPX322_ADDR_HUE 0x00dc +#define VPX322_ADDR_SAT 0x0030 + +struct go7007_usb_board { + unsigned int flags; + struct go7007_board_info main_info; +}; + +struct go7007_usb { + struct go7007_usb_board *board; + struct mutex i2c_lock; + struct usb_device *usbdev; + struct urb *video_urbs[8]; + struct urb *audio_urbs[8]; + struct urb *intr_urb; +}; + +static unsigned char aud_regs[] = { + 0x1e, 0x00, + 0x00, 0x17, + 0x02, 0x17, + 0x04, 0xf9, + 0x06, 0xf9, + 0x08, 0x02, + 0x0a, 0x00, + 0x0c, 0x00, + 0x0a, 0x00, + 0x0c, 0x00, + 0x0e, 0x02, + 0x10, 0x00, + 0x12, 0x01, + 0x00, 0x00, +}; + + +static unsigned char vid_regs[] = { + 0xF2, 0x0f, + 0xAA, 0x00, + 0xF8, 0xff, + 0x00, 0x00, +}; + +static u16 vid_regs_fp[] = { + 0x028, 0x067, + 0x120, 0x016, + 0x121, 0xcF2, + 0x122, 0x0F2, + 0x123, 0x00c, + 0x124, 0x2d0, + 0x125, 0x2e0, + 0x126, 0x004, + 0x128, 0x1E0, + 0x12A, 0x016, + 0x12B, 0x0F2, + 0x12C, 0x0F2, + 0x12D, 0x00c, + 0x12E, 0x2d0, + 0x12F, 0x2e0, + 0x130, 0x004, + 0x132, 0x1E0, + 0x140, 0x060, + 0x153, 0x00C, + 0x154, 0x200, + 0x150, 0x801, + 0x000, 0x000 +}; + +/* PAL specific values */ +static u16 vid_regs_fp_pal[] = { + 0x120, 0x017, + 0x121, 0xd22, + 0x122, 0x122, + 0x12A, 0x017, + 0x12B, 0x122, + 0x12C, 0x122, + 0x140, 0x060, + 0x000, 0x000, +}; + +struct s2250 { + struct v4l2_subdev sd; + struct v4l2_ctrl_handler hdl; + v4l2_std_id std; + int input; + int brightness; + int contrast; + int saturation; + int hue; + int reg12b_val; + int audio_input; + struct i2c_client *audio; +}; + +static inline struct s2250 *to_state(struct v4l2_subdev *sd) +{ + return container_of(sd, struct s2250, sd); +} + +/* from go7007-usb.c which is Copyright (C) 2005-2006 Micronas USA Inc.*/ +static int go7007_usb_vendor_request(struct go7007 *go, u16 request, + u16 value, u16 index, void *transfer_buffer, int length, int in) +{ + struct go7007_usb *usb = go->hpi_context; + int timeout = 5000; + + if (in) { + return usb_control_msg(usb->usbdev, + usb_rcvctrlpipe(usb->usbdev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, + value, index, transfer_buffer, length, timeout); + } else { + return usb_control_msg(usb->usbdev, + usb_sndctrlpipe(usb->usbdev, 0), request, + USB_TYPE_VENDOR | USB_RECIP_DEVICE, + value, index, transfer_buffer, length, timeout); + } +} +/* end from go7007-usb.c which is Copyright (C) 2005-2006 Micronas USA Inc.*/ + +static int write_reg(struct i2c_client *client, u8 reg, u8 value) +{ + struct go7007 *go = i2c_get_adapdata(client->adapter); + struct go7007_usb *usb; + int rc; + int dev_addr = client->addr << 1; /* firmware wants 8-bit address */ + u8 *buf; + + if (go == NULL) + return -ENODEV; + + if (go->status == STATUS_SHUTDOWN) + return -EBUSY; + + buf = kzalloc(16, GFP_KERNEL); + if (buf == NULL) + return -ENOMEM; + + usb = go->hpi_context; + if (mutex_lock_interruptible(&usb->i2c_lock) != 0) { + dev_info(&client->dev, "i2c lock failed\n"); + kfree(buf); + return -EINTR; + } + rc = go7007_usb_vendor_request(go, 0x55, dev_addr, + (reg<<8 | value), + buf, + 16, 1); + + mutex_unlock(&usb->i2c_lock); + kfree(buf); + return rc; +} + +static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val) +{ + struct go7007 *go = i2c_get_adapdata(client->adapter); + struct go7007_usb *usb; + int rc; + u8 *buf; + struct s2250 *dec = i2c_get_clientdata(client); + + if (go == NULL) + return -ENODEV; + + if (go->status == STATUS_SHUTDOWN) + return -EBUSY; + + buf = kzalloc(16, GFP_KERNEL); + + if (buf == NULL) + return -ENOMEM; + + + + memset(buf, 0xcd, 6); + + usb = go->hpi_context; + if (mutex_lock_interruptible(&usb->i2c_lock) != 0) { + dev_info(&client->dev, "i2c lock failed\n"); + kfree(buf); + return -EINTR; + } + rc = go7007_usb_vendor_request(go, 0x57, addr, val, buf, 16, 1); + mutex_unlock(&usb->i2c_lock); + if (rc < 0) { + kfree(buf); + return rc; + } + + if (buf[0] == 0) { + unsigned int subaddr, val_read; + + subaddr = (buf[4] << 8) + buf[5]; + val_read = (buf[2] << 8) + buf[3]; + kfree(buf); + if (val_read != val) { + dev_info(&client->dev, "invalid fp write %x %x\n", + val_read, val); + return -EFAULT; + } + if (subaddr != addr) { + dev_info(&client->dev, "invalid fp write addr %x %x\n", + subaddr, addr); + return -EFAULT; + } + } else { + kfree(buf); + return -EFAULT; + } + + /* save last 12b value */ + if (addr == 0x12b) + dec->reg12b_val = val; + + return 0; +} + +static int read_reg_fp(struct i2c_client *client, u16 addr, u16 *val) +{ + struct go7007 *go = i2c_get_adapdata(client->adapter); + struct go7007_usb *usb; + int rc; + u8 *buf; + + if (go == NULL) + return -ENODEV; + + if (go->status == STATUS_SHUTDOWN) + return -EBUSY; + + buf = kzalloc(16, GFP_KERNEL); + + if (buf == NULL) + return -ENOMEM; + + + + memset(buf, 0xcd, 6); + usb = go->hpi_context; + if (mutex_lock_interruptible(&usb->i2c_lock) != 0) { + dev_info(&client->dev, "i2c lock failed\n"); + kfree(buf); + return -EINTR; + } + rc = go7007_usb_vendor_request(go, 0x58, addr, 0, buf, 16, 1); + mutex_unlock(&usb->i2c_lock); + if (rc < 0) { + kfree(buf); + return rc; + } + + *val = (buf[0] << 8) | buf[1]; + kfree(buf); + + return 0; +} + + +static int write_regs(struct i2c_client *client, u8 *regs) +{ + int i; + + for (i = 0; !((regs[i] == 0x00) && (regs[i+1] == 0x00)); i += 2) { + if (write_reg(client, regs[i], regs[i+1]) < 0) { + dev_info(&client->dev, "failed\n"); + return -1; + } + } + return 0; +} + +static int write_regs_fp(struct i2c_client *client, u16 *regs) +{ + int i; + + for (i = 0; !((regs[i] == 0x00) && (regs[i+1] == 0x00)); i += 2) { + if (write_reg_fp(client, regs[i], regs[i+1]) < 0) { + dev_info(&client->dev, "failed fp\n"); + return -1; + } + } + return 0; +} + + +/* ------------------------------------------------------------------------- */ + +static int s2250_s_video_routing(struct v4l2_subdev *sd, u32 input, u32 output, + u32 config) +{ + struct s2250 *state = to_state(sd); + struct i2c_client *client = v4l2_get_subdevdata(sd); + int vidsys; + + vidsys = (state->std == V4L2_STD_NTSC) ? 0x01 : 0x00; + if (input == 0) { + /* composite */ + write_reg_fp(client, 0x20, 0x020 | vidsys); + write_reg_fp(client, 0x21, 0x662); + write_reg_fp(client, 0x140, 0x060); + } else if (input == 1) { + /* S-Video */ + write_reg_fp(client, 0x20, 0x040 | vidsys); + write_reg_fp(client, 0x21, 0x666); + write_reg_fp(client, 0x140, 0x060); + } else { + return -EINVAL; + } + state->input = input; + return 0; +} + +static int s2250_s_std(struct v4l2_subdev *sd, v4l2_std_id norm) +{ + struct s2250 *state = to_state(sd); + struct i2c_client *client = v4l2_get_subdevdata(sd); + u16 vidsource; + + vidsource = (state->input == 1) ? 0x040 : 0x020; + if (norm & V4L2_STD_625_50) { + write_regs_fp(client, vid_regs_fp); + write_regs_fp(client, vid_regs_fp_pal); + write_reg_fp(client, 0x20, vidsource); + } else { + write_regs_fp(client, vid_regs_fp); + write_reg_fp(client, 0x20, vidsource | 1); + } + state->std = norm; + return 0; +} + +static int s2250_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct s2250 *state = container_of(ctrl->handler, struct s2250, hdl); + struct i2c_client *client = v4l2_get_subdevdata(&state->sd); + u16 oldvalue; + + switch (ctrl->id) { + case V4L2_CID_BRIGHTNESS: + read_reg_fp(client, VPX322_ADDR_BRIGHTNESS0, &oldvalue); + write_reg_fp(client, VPX322_ADDR_BRIGHTNESS0, + ctrl->val | (oldvalue & ~0xff)); + read_reg_fp(client, VPX322_ADDR_BRIGHTNESS1, &oldvalue); + write_reg_fp(client, VPX322_ADDR_BRIGHTNESS1, + ctrl->val | (oldvalue & ~0xff)); + write_reg_fp(client, 0x140, 0x60); + break; + case V4L2_CID_CONTRAST: + read_reg_fp(client, VPX322_ADDR_CONTRAST0, &oldvalue); + write_reg_fp(client, VPX322_ADDR_CONTRAST0, + ctrl->val | (oldvalue & ~0x3f)); + read_reg_fp(client, VPX322_ADDR_CONTRAST1, &oldvalue); + write_reg_fp(client, VPX322_ADDR_CONTRAST1, + ctrl->val | (oldvalue & ~0x3f)); + write_reg_fp(client, 0x140, 0x60); + break; + case V4L2_CID_SATURATION: + write_reg_fp(client, VPX322_ADDR_SAT, ctrl->val); + break; + case V4L2_CID_HUE: + write_reg_fp(client, VPX322_ADDR_HUE, ctrl->val); + break; + default: + return -EINVAL; + } + return 0; +} + +static int s2250_set_fmt(struct v4l2_subdev *sd, + struct v4l2_subdev_pad_config *cfg, + struct v4l2_subdev_format *format) +{ + struct v4l2_mbus_framefmt *fmt = &format->format; + struct s2250 *state = to_state(sd); + struct i2c_client *client = v4l2_get_subdevdata(sd); + + if (format->pad) + return -EINVAL; + + if (format->which == V4L2_SUBDEV_FORMAT_TRY) + return 0; + + if (fmt->height < 640) { + write_reg_fp(client, 0x12b, state->reg12b_val | 0x400); + write_reg_fp(client, 0x140, 0x060); + } else { + write_reg_fp(client, 0x12b, state->reg12b_val & ~0x400); + write_reg_fp(client, 0x140, 0x060); + } + return 0; +} + +static int s2250_s_audio_routing(struct v4l2_subdev *sd, u32 input, u32 output, + u32 config) +{ + struct s2250 *state = to_state(sd); + + switch (input) { + case 0: + write_reg(state->audio, 0x08, 0x02); /* Line In */ + break; + case 1: + write_reg(state->audio, 0x08, 0x04); /* Mic */ + break; + case 2: + write_reg(state->audio, 0x08, 0x05); /* Mic Boost */ + break; + default: + return -EINVAL; + } + state->audio_input = input; + return 0; +} + + +static int s2250_log_status(struct v4l2_subdev *sd) +{ + struct s2250 *state = to_state(sd); + + v4l2_info(sd, "Standard: %s\n", state->std == V4L2_STD_NTSC ? "NTSC" : + state->std == V4L2_STD_PAL ? "PAL" : + state->std == V4L2_STD_SECAM ? "SECAM" : + "unknown"); + v4l2_info(sd, "Input: %s\n", state->input == 0 ? "Composite" : + state->input == 1 ? "S-video" : + "error"); + v4l2_info(sd, "Audio input: %s\n", state->audio_input == 0 ? "Line In" : + state->audio_input == 1 ? "Mic" : + state->audio_input == 2 ? "Mic Boost" : + "error"); + return v4l2_ctrl_subdev_log_status(sd); +} + +/* --------------------------------------------------------------------------*/ + +static const struct v4l2_ctrl_ops s2250_ctrl_ops = { + .s_ctrl = s2250_s_ctrl, +}; + +static const struct v4l2_subdev_core_ops s2250_core_ops = { + .log_status = s2250_log_status, +}; + +static const struct v4l2_subdev_audio_ops s2250_audio_ops = { + .s_routing = s2250_s_audio_routing, +}; + +static const struct v4l2_subdev_video_ops s2250_video_ops = { + .s_std = s2250_s_std, + .s_routing = s2250_s_video_routing, +}; + +static const struct v4l2_subdev_pad_ops s2250_pad_ops = { + .set_fmt = s2250_set_fmt, +}; + +static const struct v4l2_subdev_ops s2250_ops = { + .core = &s2250_core_ops, + .audio = &s2250_audio_ops, + .video = &s2250_video_ops, + .pad = &s2250_pad_ops, +}; + +/* --------------------------------------------------------------------------*/ + +static int s2250_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct i2c_client *audio; + struct i2c_adapter *adapter = client->adapter; + struct s2250 *state; + struct v4l2_subdev *sd; + u8 *data; + struct go7007 *go = i2c_get_adapdata(adapter); + struct go7007_usb *usb = go->hpi_context; + int err = -EIO; + + audio = i2c_new_dummy(adapter, TLV320_ADDRESS >> 1); + if (audio == NULL) + return -ENOMEM; + + state = kzalloc(sizeof(struct s2250), GFP_KERNEL); + if (state == NULL) { + i2c_unregister_device(audio); + return -ENOMEM; + } + + sd = &state->sd; + v4l2_i2c_subdev_init(sd, client, &s2250_ops); + + v4l2_info(sd, "initializing %s at address 0x%x on %s\n", + "Sensoray 2250/2251", client->addr, client->adapter->name); + + v4l2_ctrl_handler_init(&state->hdl, 4); + v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops, + V4L2_CID_BRIGHTNESS, -128, 127, 1, 0); + v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops, + V4L2_CID_CONTRAST, 0, 0x3f, 1, 0x32); + v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops, + V4L2_CID_SATURATION, 0, 4094, 1, 2070); + v4l2_ctrl_new_std(&state->hdl, &s2250_ctrl_ops, + V4L2_CID_HUE, -512, 511, 1, 0); + sd->ctrl_handler = &state->hdl; + if (state->hdl.error) { + err = state->hdl.error; + goto fail; + } + + state->std = V4L2_STD_NTSC; + state->brightness = 50; + state->contrast = 50; + state->saturation = 50; + state->hue = 0; + state->audio = audio; + + /* initialize the audio */ + if (write_regs(audio, aud_regs) < 0) { + dev_err(&client->dev, "error initializing audio\n"); + goto fail; + } + + if (write_regs(client, vid_regs) < 0) { + dev_err(&client->dev, "error initializing decoder\n"); + goto fail; + } + if (write_regs_fp(client, vid_regs_fp) < 0) { + dev_err(&client->dev, "error initializing decoder\n"); + goto fail; + } + /* set default channel */ + /* composite */ + write_reg_fp(client, 0x20, 0x020 | 1); + write_reg_fp(client, 0x21, 0x662); + write_reg_fp(client, 0x140, 0x060); + + /* set default audio input */ + state->audio_input = 0; + write_reg(client, 0x08, 0x02); /* Line In */ + + if (mutex_lock_interruptible(&usb->i2c_lock) == 0) { + data = kzalloc(16, GFP_KERNEL); + if (data != NULL) { + int rc = go7007_usb_vendor_request(go, 0x41, 0, 0, + data, 16, 1); + + if (rc > 0) { + u8 mask; + + data[0] = 0; + mask = 1<<5; + data[0] &= ~mask; + data[1] |= mask; + go7007_usb_vendor_request(go, 0x40, 0, + (data[1]<<8) + + data[1], + data, 16, 0); + } + kfree(data); + } + mutex_unlock(&usb->i2c_lock); + } + + v4l2_info(sd, "initialized successfully\n"); + return 0; + +fail: + i2c_unregister_device(audio); + v4l2_ctrl_handler_free(&state->hdl); + kfree(state); + return err; +} + +static int s2250_remove(struct i2c_client *client) +{ + struct s2250 *state = to_state(i2c_get_clientdata(client)); + + v4l2_device_unregister_subdev(&state->sd); + v4l2_ctrl_handler_free(&state->hdl); + kfree(state); + return 0; +} + +static const struct i2c_device_id s2250_id[] = { + { "s2250", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, s2250_id); + +static struct i2c_driver s2250_driver = { + .driver = { + .name = "s2250", + }, + .probe = s2250_probe, + .remove = s2250_remove, + .id_table = s2250_id, +}; + +module_i2c_driver(s2250_driver); diff --git a/drivers/media/usb/go7007/snd-go7007.c b/drivers/media/usb/go7007/snd-go7007.c new file mode 100644 index 000000000..96c37a131 --- /dev/null +++ b/drivers/media/usb/go7007/snd-go7007.c @@ -0,0 +1,298 @@ +/* + * Copyright (C) 2005-2006 Micronas USA Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/spinlock.h> +#include <linux/delay.h> +#include <linux/sched.h> +#include <linux/vmalloc.h> +#include <linux/time.h> +#include <linux/mm.h> +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <linux/uaccess.h> +#include <linux/slab.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/initval.h> + +#include "go7007-priv.h" + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; + +module_param_array(index, int, NULL, 0444); +module_param_array(id, charp, NULL, 0444); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for the go7007 audio driver"); +MODULE_PARM_DESC(id, "ID string for the go7007 audio driver"); +MODULE_PARM_DESC(enable, "Enable for the go7007 audio driver"); + +struct go7007_snd { + struct snd_card *card; + struct snd_pcm *pcm; + struct snd_pcm_substream *substream; + spinlock_t lock; + int w_idx; + int hw_ptr; + int avail; + int capturing; +}; + +static const struct snd_pcm_hardware go7007_snd_capture_hw = { + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_BLOCK_TRANSFER | + 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 = (128*1024), + .period_bytes_min = 4096, + .period_bytes_max = (128*1024), + .periods_min = 1, + .periods_max = 32, +}; + +static void parse_audio_stream_data(struct go7007 *go, u8 *buf, int length) +{ + struct go7007_snd *gosnd = go->snd_context; + struct snd_pcm_runtime *runtime = gosnd->substream->runtime; + int frames = bytes_to_frames(runtime, length); + unsigned long flags; + + spin_lock_irqsave(&gosnd->lock, flags); + gosnd->hw_ptr += frames; + if (gosnd->hw_ptr >= runtime->buffer_size) + gosnd->hw_ptr -= runtime->buffer_size; + gosnd->avail += frames; + spin_unlock_irqrestore(&gosnd->lock, flags); + if (gosnd->w_idx + length > runtime->dma_bytes) { + int cpy = runtime->dma_bytes - gosnd->w_idx; + + memcpy(runtime->dma_area + gosnd->w_idx, buf, cpy); + length -= cpy; + buf += cpy; + gosnd->w_idx = 0; + } + memcpy(runtime->dma_area + gosnd->w_idx, buf, length); + gosnd->w_idx += length; + spin_lock_irqsave(&gosnd->lock, flags); + if (gosnd->avail < runtime->period_size) { + spin_unlock_irqrestore(&gosnd->lock, flags); + return; + } + gosnd->avail -= runtime->period_size; + spin_unlock_irqrestore(&gosnd->lock, flags); + if (gosnd->capturing) + snd_pcm_period_elapsed(gosnd->substream); +} + +static int go7007_snd_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *hw_params) +{ + struct go7007 *go = snd_pcm_substream_chip(substream); + unsigned int bytes; + + bytes = params_buffer_bytes(hw_params); + if (substream->runtime->dma_bytes > 0) + vfree(substream->runtime->dma_area); + substream->runtime->dma_bytes = 0; + substream->runtime->dma_area = vmalloc(bytes); + if (substream->runtime->dma_area == NULL) + return -ENOMEM; + substream->runtime->dma_bytes = bytes; + go->audio_deliver = parse_audio_stream_data; + return 0; +} + +static int go7007_snd_hw_free(struct snd_pcm_substream *substream) +{ + struct go7007 *go = snd_pcm_substream_chip(substream); + + go->audio_deliver = NULL; + if (substream->runtime->dma_bytes > 0) + vfree(substream->runtime->dma_area); + substream->runtime->dma_bytes = 0; + return 0; +} + +static int go7007_snd_capture_open(struct snd_pcm_substream *substream) +{ + struct go7007 *go = snd_pcm_substream_chip(substream); + struct go7007_snd *gosnd = go->snd_context; + unsigned long flags; + int r; + + spin_lock_irqsave(&gosnd->lock, flags); + if (gosnd->substream == NULL) { + gosnd->substream = substream; + substream->runtime->hw = go7007_snd_capture_hw; + r = 0; + } else + r = -EBUSY; + spin_unlock_irqrestore(&gosnd->lock, flags); + return r; +} + +static int go7007_snd_capture_close(struct snd_pcm_substream *substream) +{ + struct go7007 *go = snd_pcm_substream_chip(substream); + struct go7007_snd *gosnd = go->snd_context; + + gosnd->substream = NULL; + return 0; +} + +static int go7007_snd_pcm_prepare(struct snd_pcm_substream *substream) +{ + return 0; +} + +static int go7007_snd_pcm_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct go7007 *go = snd_pcm_substream_chip(substream); + struct go7007_snd *gosnd = go->snd_context; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + /* Just set a flag to indicate we should signal ALSA when + * sound comes in */ + gosnd->capturing = 1; + return 0; + case SNDRV_PCM_TRIGGER_STOP: + gosnd->hw_ptr = gosnd->w_idx = gosnd->avail = 0; + gosnd->capturing = 0; + return 0; + default: + return -EINVAL; + } +} + +static snd_pcm_uframes_t go7007_snd_pcm_pointer(struct snd_pcm_substream *substream) +{ + struct go7007 *go = snd_pcm_substream_chip(substream); + struct go7007_snd *gosnd = go->snd_context; + + return gosnd->hw_ptr; +} + +static struct page *go7007_snd_pcm_page(struct snd_pcm_substream *substream, + unsigned long offset) +{ + return vmalloc_to_page(substream->runtime->dma_area + offset); +} + +static const struct snd_pcm_ops go7007_snd_capture_ops = { + .open = go7007_snd_capture_open, + .close = go7007_snd_capture_close, + .ioctl = snd_pcm_lib_ioctl, + .hw_params = go7007_snd_hw_params, + .hw_free = go7007_snd_hw_free, + .prepare = go7007_snd_pcm_prepare, + .trigger = go7007_snd_pcm_trigger, + .pointer = go7007_snd_pcm_pointer, + .page = go7007_snd_pcm_page, +}; + +static int go7007_snd_free(struct snd_device *device) +{ + struct go7007 *go = device->device_data; + + kfree(go->snd_context); + go->snd_context = NULL; + return 0; +} + +static struct snd_device_ops go7007_snd_device_ops = { + .dev_free = go7007_snd_free, +}; + +int go7007_snd_init(struct go7007 *go) +{ + static int dev; + struct go7007_snd *gosnd; + int ret; + + if (dev >= SNDRV_CARDS) + return -ENODEV; + if (!enable[dev]) { + dev++; + return -ENOENT; + } + gosnd = kmalloc(sizeof(struct go7007_snd), GFP_KERNEL); + if (gosnd == NULL) + return -ENOMEM; + spin_lock_init(&gosnd->lock); + gosnd->hw_ptr = gosnd->w_idx = gosnd->avail = 0; + gosnd->capturing = 0; + ret = snd_card_new(go->dev, index[dev], id[dev], THIS_MODULE, 0, + &gosnd->card); + if (ret < 0) + goto free_snd; + + ret = snd_device_new(gosnd->card, SNDRV_DEV_LOWLEVEL, go, + &go7007_snd_device_ops); + if (ret < 0) + goto free_card; + + ret = snd_pcm_new(gosnd->card, "go7007", 0, 0, 1, &gosnd->pcm); + if (ret < 0) + goto free_card; + + strlcpy(gosnd->card->driver, "go7007", sizeof(gosnd->card->driver)); + strlcpy(gosnd->card->shortname, go->name, sizeof(gosnd->card->driver)); + strlcpy(gosnd->card->longname, gosnd->card->shortname, + sizeof(gosnd->card->longname)); + + gosnd->pcm->private_data = go; + snd_pcm_set_ops(gosnd->pcm, SNDRV_PCM_STREAM_CAPTURE, + &go7007_snd_capture_ops); + + ret = snd_card_register(gosnd->card); + if (ret < 0) + goto free_card; + + gosnd->substream = NULL; + go->snd_context = gosnd; + v4l2_device_get(&go->v4l2_dev); + ++dev; + + return 0; + +free_card: + snd_card_free(gosnd->card); +free_snd: + kfree(gosnd); + return ret; +} +EXPORT_SYMBOL(go7007_snd_init); + +int go7007_snd_remove(struct go7007 *go) +{ + struct go7007_snd *gosnd = go->snd_context; + + snd_card_disconnect(gosnd->card); + snd_card_free_when_closed(gosnd->card); + v4l2_device_put(&go->v4l2_dev); + return 0; +} +EXPORT_SYMBOL(go7007_snd_remove); + +MODULE_LICENSE("GPL v2"); |