summaryrefslogtreecommitdiffstats
path: root/drivers/media/pci/cx88/cx88-blackbird.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/pci/cx88/cx88-blackbird.c')
-rw-r--r--drivers/media/pci/cx88/cx88-blackbird.c1253
1 files changed, 1253 insertions, 0 deletions
diff --git a/drivers/media/pci/cx88/cx88-blackbird.c b/drivers/media/pci/cx88/cx88-blackbird.c
new file mode 100644
index 000000000..c1b41a928
--- /dev/null
+++ b/drivers/media/pci/cx88/cx88-blackbird.c
@@ -0,0 +1,1253 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Support for a cx23416 mpeg encoder via cx2388x host port.
+ * "blackbird" reference design.
+ *
+ * (c) 2004 Jelle Foks <jelle@foks.us>
+ * (c) 2004 Gerd Knorr <kraxel@bytesex.org>
+ *
+ * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@kernel.org>
+ * - video_ioctl2 conversion
+ *
+ * Includes parts from the ivtv driver <http://sourceforge.net/projects/ivtv/>
+ */
+
+#include "cx88.h"
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/fs.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/firmware.h>
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-event.h>
+#include <media/drv-intf/cx2341x.h>
+
+MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards");
+MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]");
+MODULE_LICENSE("GPL v2");
+MODULE_VERSION(CX88_VERSION);
+
+static unsigned int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable debug messages [blackbird]");
+
+#define dprintk(level, fmt, arg...) do { \
+ if (debug + 1 > level) \
+ printk(KERN_DEBUG pr_fmt("%s: blackbird:" fmt), \
+ __func__, ##arg); \
+} while (0)
+
+/* ------------------------------------------------------------------ */
+
+#define BLACKBIRD_FIRM_IMAGE_SIZE 376836
+
+/* defines below are from ivtv-driver.h */
+
+#define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF
+
+/* Firmware API commands */
+#define IVTV_API_STD_TIMEOUT 500
+
+enum blackbird_capture_type {
+ BLACKBIRD_MPEG_CAPTURE,
+ BLACKBIRD_RAW_CAPTURE,
+ BLACKBIRD_RAW_PASSTHRU_CAPTURE
+};
+
+enum blackbird_capture_bits {
+ BLACKBIRD_RAW_BITS_NONE = 0x00,
+ BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01,
+ BLACKBIRD_RAW_BITS_PCM_CAPTURE = 0x02,
+ BLACKBIRD_RAW_BITS_VBI_CAPTURE = 0x04,
+ BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08,
+ BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10
+};
+
+enum blackbird_capture_end {
+ BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */
+ BLACKBIRD_END_NOW, /* stop immediately, no irq */
+};
+
+enum blackbird_framerate {
+ BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
+ BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
+};
+
+enum blackbird_stream_port {
+ BLACKBIRD_OUTPUT_PORT_MEMORY,
+ BLACKBIRD_OUTPUT_PORT_STREAMING,
+ BLACKBIRD_OUTPUT_PORT_SERIAL
+};
+
+enum blackbird_data_xfer_status {
+ BLACKBIRD_MORE_BUFFERS_FOLLOW,
+ BLACKBIRD_LAST_BUFFER,
+};
+
+enum blackbird_picture_mask {
+ BLACKBIRD_PICTURE_MASK_NONE,
+ BLACKBIRD_PICTURE_MASK_I_FRAMES,
+ BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3,
+ BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7,
+};
+
+enum blackbird_vbi_mode_bits {
+ BLACKBIRD_VBI_BITS_SLICED,
+ BLACKBIRD_VBI_BITS_RAW,
+};
+
+enum blackbird_vbi_insertion_bits {
+ BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA,
+ BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1,
+ BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1,
+ BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1,
+ BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1,
+};
+
+enum blackbird_dma_unit {
+ BLACKBIRD_DMA_BYTES,
+ BLACKBIRD_DMA_FRAMES,
+};
+
+enum blackbird_dma_transfer_status_bits {
+ BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01,
+ BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04,
+ BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10,
+};
+
+enum blackbird_pause {
+ BLACKBIRD_PAUSE_ENCODING,
+ BLACKBIRD_RESUME_ENCODING,
+};
+
+enum blackbird_copyright {
+ BLACKBIRD_COPYRIGHT_OFF,
+ BLACKBIRD_COPYRIGHT_ON,
+};
+
+enum blackbird_notification_type {
+ BLACKBIRD_NOTIFICATION_REFRESH,
+};
+
+enum blackbird_notification_status {
+ BLACKBIRD_NOTIFICATION_OFF,
+ BLACKBIRD_NOTIFICATION_ON,
+};
+
+enum blackbird_notification_mailbox {
+ BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1,
+};
+
+enum blackbird_field1_lines {
+ BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */
+ BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */
+ BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */
+};
+
+enum blackbird_field2_lines {
+ BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */
+ BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */
+ BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */
+};
+
+enum blackbird_custom_data_type {
+ BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
+ BLACKBIRD_CUSTOM_PRIVATE_PACKET,
+};
+
+enum blackbird_mute {
+ BLACKBIRD_UNMUTE,
+ BLACKBIRD_MUTE,
+};
+
+enum blackbird_mute_video_mask {
+ BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00,
+ BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000,
+ BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000,
+};
+
+enum blackbird_mute_video_shift {
+ BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8,
+ BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16,
+ BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24,
+};
+
+/* Registers */
+#define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/)
+#define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/)
+#define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/)
+#define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/)
+#define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/)
+#define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/)
+
+/* ------------------------------------------------------------------ */
+
+static void host_setup(struct cx88_core *core)
+{
+ /* toggle reset of the host */
+ cx_write(MO_GPHST_SOFT_RST, 1);
+ udelay(100);
+ cx_write(MO_GPHST_SOFT_RST, 0);
+ udelay(100);
+
+ /* host port setup */
+ cx_write(MO_GPHST_WSC, 0x44444444U);
+ cx_write(MO_GPHST_XFR, 0);
+ cx_write(MO_GPHST_WDTH, 15);
+ cx_write(MO_GPHST_HDSHK, 0);
+ cx_write(MO_GPHST_MUX16, 0x44448888U);
+ cx_write(MO_GPHST_MODE, 0);
+}
+
+/* ------------------------------------------------------------------ */
+
+#define P1_MDATA0 0x390000
+#define P1_MDATA1 0x390001
+#define P1_MDATA2 0x390002
+#define P1_MDATA3 0x390003
+#define P1_MADDR2 0x390004
+#define P1_MADDR1 0x390005
+#define P1_MADDR0 0x390006
+#define P1_RDATA0 0x390008
+#define P1_RDATA1 0x390009
+#define P1_RDATA2 0x39000A
+#define P1_RDATA3 0x39000B
+#define P1_RADDR0 0x39000C
+#define P1_RADDR1 0x39000D
+#define P1_RRDWR 0x39000E
+
+static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state)
+{
+ unsigned long timeout = jiffies + msecs_to_jiffies(1);
+ u32 gpio0, need;
+
+ need = state ? 2 : 0;
+ for (;;) {
+ gpio0 = cx_read(MO_GP0_IO) & 2;
+ if (need == gpio0)
+ return 0;
+ if (time_after(jiffies, timeout))
+ return -1;
+ udelay(1);
+ }
+}
+
+static int memory_write(struct cx88_core *core, u32 address, u32 value)
+{
+ /* Warning: address is dword address (4 bytes) */
+ cx_writeb(P1_MDATA0, (unsigned int)value);
+ cx_writeb(P1_MDATA1, (unsigned int)(value >> 8));
+ cx_writeb(P1_MDATA2, (unsigned int)(value >> 16));
+ cx_writeb(P1_MDATA3, (unsigned int)(value >> 24));
+ cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40);
+ cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
+ cx_writeb(P1_MADDR0, (unsigned int)address);
+ cx_read(P1_MDATA0);
+ cx_read(P1_MADDR0);
+
+ return wait_ready_gpio0_bit1(core, 1);
+}
+
+static int memory_read(struct cx88_core *core, u32 address, u32 *value)
+{
+ int retval;
+ u32 val;
+
+ /* Warning: address is dword address (4 bytes) */
+ cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0);
+ cx_writeb(P1_MADDR1, (unsigned int)(address >> 8));
+ cx_writeb(P1_MADDR0, (unsigned int)address);
+ cx_read(P1_MADDR0);
+
+ retval = wait_ready_gpio0_bit1(core, 1);
+
+ cx_writeb(P1_MDATA3, 0);
+ val = (unsigned char)cx_read(P1_MDATA3) << 24;
+ cx_writeb(P1_MDATA2, 0);
+ val |= (unsigned char)cx_read(P1_MDATA2) << 16;
+ cx_writeb(P1_MDATA1, 0);
+ val |= (unsigned char)cx_read(P1_MDATA1) << 8;
+ cx_writeb(P1_MDATA0, 0);
+ val |= (unsigned char)cx_read(P1_MDATA0);
+
+ *value = val;
+ return retval;
+}
+
+static int register_write(struct cx88_core *core, u32 address, u32 value)
+{
+ cx_writeb(P1_RDATA0, (unsigned int)value);
+ cx_writeb(P1_RDATA1, (unsigned int)(value >> 8));
+ cx_writeb(P1_RDATA2, (unsigned int)(value >> 16));
+ cx_writeb(P1_RDATA3, (unsigned int)(value >> 24));
+ cx_writeb(P1_RADDR0, (unsigned int)address);
+ cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
+ cx_writeb(P1_RRDWR, 1);
+ cx_read(P1_RDATA0);
+ cx_read(P1_RADDR0);
+
+ return wait_ready_gpio0_bit1(core, 1);
+}
+
+static int register_read(struct cx88_core *core, u32 address, u32 *value)
+{
+ int retval;
+ u32 val;
+
+ cx_writeb(P1_RADDR0, (unsigned int)address);
+ cx_writeb(P1_RADDR1, (unsigned int)(address >> 8));
+ cx_writeb(P1_RRDWR, 0);
+ cx_read(P1_RADDR0);
+
+ retval = wait_ready_gpio0_bit1(core, 1);
+ val = (unsigned char)cx_read(P1_RDATA0);
+ val |= (unsigned char)cx_read(P1_RDATA1) << 8;
+ val |= (unsigned char)cx_read(P1_RDATA2) << 16;
+ val |= (unsigned char)cx_read(P1_RDATA3) << 24;
+
+ *value = val;
+ return retval;
+}
+
+/* ------------------------------------------------------------------ */
+
+static int blackbird_mbox_func(void *priv, u32 command, int in,
+ int out, u32 data[CX2341X_MBOX_MAX_DATA])
+{
+ struct cx8802_dev *dev = priv;
+ unsigned long timeout;
+ u32 value, flag, retval;
+ int i;
+
+ dprintk(1, "%s: 0x%X\n", __func__, command);
+
+ /*
+ * this may not be 100% safe if we can't read any memory location
+ * without side effects
+ */
+ memory_read(dev->core, dev->mailbox - 4, &value);
+ if (value != 0x12345678) {
+ dprintk(0,
+ "Firmware and/or mailbox pointer not initialized or corrupted\n");
+ return -EIO;
+ }
+
+ memory_read(dev->core, dev->mailbox, &flag);
+ if (flag) {
+ dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag);
+ return -EIO;
+ }
+
+ flag |= 1; /* tell 'em we're working on it */
+ memory_write(dev->core, dev->mailbox, flag);
+
+ /* write command + args + fill remaining with zeros */
+ memory_write(dev->core, dev->mailbox + 1, command); /* command code */
+ /* timeout */
+ memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT);
+ for (i = 0; i < in; i++) {
+ memory_write(dev->core, dev->mailbox + 4 + i, data[i]);
+ dprintk(1, "API Input %d = %d\n", i, data[i]);
+ }
+ for (; i < CX2341X_MBOX_MAX_DATA; i++)
+ memory_write(dev->core, dev->mailbox + 4 + i, 0);
+
+ flag |= 3; /* tell 'em we're done writing */
+ memory_write(dev->core, dev->mailbox, flag);
+
+ /* wait for firmware to handle the API command */
+ timeout = jiffies + msecs_to_jiffies(1000);
+ for (;;) {
+ memory_read(dev->core, dev->mailbox, &flag);
+ if (0 != (flag & 4))
+ break;
+ if (time_after(jiffies, timeout)) {
+ dprintk(0, "ERROR: API Mailbox timeout %x\n", command);
+ return -EIO;
+ }
+ udelay(10);
+ }
+
+ /* read output values */
+ for (i = 0; i < out; i++) {
+ memory_read(dev->core, dev->mailbox + 4 + i, data + i);
+ dprintk(1, "API Output %d = %d\n", i, data[i]);
+ }
+
+ memory_read(dev->core, dev->mailbox + 2, &retval);
+ dprintk(1, "API result = %d\n", retval);
+
+ flag = 0;
+ memory_write(dev->core, dev->mailbox, flag);
+ return retval;
+}
+
+/* ------------------------------------------------------------------ */
+
+/*
+ * We don't need to call the API often, so using just one mailbox
+ * will probably suffice
+ */
+static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
+ u32 inputcnt, u32 outputcnt, ...)
+{
+ u32 data[CX2341X_MBOX_MAX_DATA];
+ va_list vargs;
+ int i, err;
+
+ va_start(vargs, outputcnt);
+
+ for (i = 0; i < inputcnt; i++)
+ data[i] = va_arg(vargs, int);
+
+ err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data);
+ for (i = 0; i < outputcnt; i++) {
+ int *vptr = va_arg(vargs, int *);
+ *vptr = data[i];
+ }
+ va_end(vargs);
+ return err;
+}
+
+static int blackbird_find_mailbox(struct cx8802_dev *dev)
+{
+ u32 signature[4] = {0x12345678, 0x34567812, 0x56781234, 0x78123456};
+ int signaturecnt = 0;
+ u32 value;
+ int i;
+
+ for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) {
+ memory_read(dev->core, i, &value);
+ if (value == signature[signaturecnt])
+ signaturecnt++;
+ else
+ signaturecnt = 0;
+ if (signaturecnt == 4) {
+ dprintk(1, "Mailbox signature found\n");
+ return i + 1;
+ }
+ }
+ dprintk(0, "Mailbox signature values not found!\n");
+ return -EIO;
+}
+
+static int blackbird_load_firmware(struct cx8802_dev *dev)
+{
+ static const unsigned char magic[8] = {
+ 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa
+ };
+ const struct firmware *firmware;
+ int i, retval = 0;
+ u32 value = 0;
+ u32 checksum = 0;
+ __le32 *dataptr;
+
+ retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED);
+ retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS,
+ IVTV_CMD_HW_BLOCKS_RST);
+ retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH,
+ 0x80000640);
+ retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE,
+ 0x1A);
+ usleep_range(10000, 20000);
+ retval |= register_write(dev->core, IVTV_REG_APU, 0);
+
+ if (retval < 0)
+ dprintk(0, "Error with register_write\n");
+
+ retval = request_firmware(&firmware, CX2341X_FIRM_ENC_FILENAME,
+ &dev->pci->dev);
+
+ if (retval != 0) {
+ pr_err("Hotplug firmware request failed (%s).\n",
+ CX2341X_FIRM_ENC_FILENAME);
+ pr_err("Please fix your hotplug setup, the board will not work without firmware loaded!\n");
+ return -EIO;
+ }
+
+ if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) {
+ pr_err("Firmware size mismatch (have %zd, expected %d)\n",
+ firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE);
+ release_firmware(firmware);
+ return -EINVAL;
+ }
+
+ if (memcmp(firmware->data, magic, 8) != 0) {
+ pr_err("Firmware magic mismatch, wrong file?\n");
+ release_firmware(firmware);
+ return -EINVAL;
+ }
+
+ /* transfer to the chip */
+ dprintk(1, "Loading firmware ...\n");
+ dataptr = (__le32 *)firmware->data;
+ for (i = 0; i < (firmware->size >> 2); i++) {
+ value = le32_to_cpu(*dataptr);
+ checksum += ~value;
+ memory_write(dev->core, i, value);
+ dataptr++;
+ }
+
+ /* read back to verify with the checksum */
+ for (i--; i >= 0; i--) {
+ memory_read(dev->core, i, &value);
+ checksum -= ~value;
+ }
+ release_firmware(firmware);
+ if (checksum) {
+ pr_err("Firmware load might have failed (checksum mismatch).\n");
+ return -EIO;
+ }
+ dprintk(0, "Firmware upload successful.\n");
+
+ retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS,
+ IVTV_CMD_HW_BLOCKS_RST);
+ retval |= register_read(dev->core, IVTV_REG_SPU, &value);
+ retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE);
+ usleep_range(10000, 20000);
+
+ retval |= register_read(dev->core, IVTV_REG_VPU, &value);
+ retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8);
+
+ if (retval < 0)
+ dprintk(0, "Error with register_write\n");
+ return 0;
+}
+
+/*
+ * Settings used by the windows tv app for PVR2000:
+ * =================================================================================================================
+ * Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode
+ * -----------------------------------------------------------------------------------------------------------------
+ * MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo
+ * =================================================================================================================
+ * [*] DB: "DirectBurn"
+ */
+
+static void blackbird_codec_settings(struct cx8802_dev *dev)
+{
+ struct cx88_core *core = dev->core;
+
+ /* assign frame size */
+ blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
+ core->height, core->width);
+
+ dev->cxhdl.width = core->width;
+ dev->cxhdl.height = core->height;
+ cx2341x_handler_set_50hz(&dev->cxhdl,
+ dev->core->tvnorm & V4L2_STD_625_50);
+ cx2341x_handler_setup(&dev->cxhdl);
+}
+
+static int blackbird_initialize_codec(struct cx8802_dev *dev)
+{
+ struct cx88_core *core = dev->core;
+ int version;
+ int retval;
+
+ dprintk(1, "Initialize codec\n");
+ retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */
+ if (retval < 0) {
+ /* ping was not successful, reset and upload firmware */
+ cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */
+ cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */
+ retval = blackbird_load_firmware(dev);
+ if (retval < 0)
+ return retval;
+
+ retval = blackbird_find_mailbox(dev);
+ if (retval < 0)
+ return -1;
+
+ dev->mailbox = retval;
+
+ /* ping */
+ retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0);
+ if (retval < 0) {
+ dprintk(0, "ERROR: Firmware ping failed!\n");
+ return -1;
+ }
+
+ retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION,
+ 0, 1, &version);
+ if (retval < 0) {
+ dprintk(0,
+ "ERROR: Firmware get encoder version failed!\n");
+ return -1;
+ }
+ dprintk(0, "Firmware version is 0x%08x\n", version);
+ }
+
+ cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */
+ cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */
+ cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */
+ cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */
+
+ blackbird_codec_settings(dev);
+
+ blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0,
+ BLACKBIRD_FIELD1_SAA7115, BLACKBIRD_FIELD2_SAA7115);
+
+ blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0,
+ BLACKBIRD_CUSTOM_EXTENSION_USR_DATA,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+ return 0;
+}
+
+static int blackbird_start_codec(struct cx8802_dev *dev)
+{
+ struct cx88_core *core = dev->core;
+ /* start capturing to the host interface */
+ u32 reg;
+
+ int i;
+ int lastchange = -1;
+ int lastval = 0;
+
+ for (i = 0; (i < 10) && (i < (lastchange + 4)); i++) {
+ reg = cx_read(AUD_STATUS);
+
+ dprintk(1, "AUD_STATUS:%dL: 0x%x\n", i, reg);
+ if ((reg & 0x0F) != lastval) {
+ lastval = reg & 0x0F;
+ lastchange = i;
+ }
+ msleep(100);
+ }
+
+ /* unmute audio source */
+ cx_clear(AUD_VOL_CTL, (1 << 6));
+
+ blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0, 0);
+
+ /* initialize the video input */
+ blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0);
+
+ cx2341x_handler_set_busy(&dev->cxhdl, 1);
+
+ /* start capturing to the host interface */
+ blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0,
+ BLACKBIRD_MPEG_CAPTURE, BLACKBIRD_RAW_BITS_NONE);
+
+ return 0;
+}
+
+static int blackbird_stop_codec(struct cx8802_dev *dev)
+{
+ blackbird_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0,
+ BLACKBIRD_END_NOW,
+ BLACKBIRD_MPEG_CAPTURE,
+ BLACKBIRD_RAW_BITS_NONE);
+
+ cx2341x_handler_set_busy(&dev->cxhdl, 0);
+
+ return 0;
+}
+
+/* ------------------------------------------------------------------ */
+
+static int queue_setup(struct vb2_queue *q,
+ unsigned int *num_buffers, unsigned int *num_planes,
+ unsigned int sizes[], struct device *alloc_devs[])
+{
+ struct cx8802_dev *dev = q->drv_priv;
+
+ *num_planes = 1;
+ dev->ts_packet_size = 188 * 4;
+ dev->ts_packet_count = 32;
+ sizes[0] = dev->ts_packet_size * dev->ts_packet_count;
+ return 0;
+}
+
+static int buffer_prepare(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb);
+
+ return cx8802_buf_prepare(vb->vb2_queue, dev, buf);
+}
+
+static void buffer_finish(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb);
+ struct cx88_riscmem *risc = &buf->risc;
+
+ if (risc->cpu)
+ dma_free_coherent(&dev->pci->dev, risc->size, risc->cpu,
+ risc->dma);
+ memset(risc, 0, sizeof(*risc));
+}
+
+static void buffer_queue(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct cx8802_dev *dev = vb->vb2_queue->drv_priv;
+ struct cx88_buffer *buf = container_of(vbuf, struct cx88_buffer, vb);
+
+ cx8802_buf_queue(dev, buf);
+}
+
+static int start_streaming(struct vb2_queue *q, unsigned int count)
+{
+ struct cx8802_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->mpegq;
+ struct cx8802_driver *drv;
+ struct cx88_buffer *buf;
+ unsigned long flags;
+ int err;
+
+ /* Make sure we can acquire the hardware */
+ drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
+ if (!drv) {
+ dprintk(1, "%s: blackbird driver is not loaded\n", __func__);
+ err = -ENODEV;
+ goto fail;
+ }
+
+ err = drv->request_acquire(drv);
+ if (err != 0) {
+ dprintk(1, "%s: Unable to acquire hardware, %d\n", __func__,
+ err);
+ goto fail;
+ }
+
+ if (blackbird_initialize_codec(dev) < 0) {
+ drv->request_release(drv);
+ err = -EINVAL;
+ goto fail;
+ }
+
+ err = blackbird_start_codec(dev);
+ if (err == 0) {
+ buf = list_entry(dmaq->active.next, struct cx88_buffer, list);
+ cx8802_start_dma(dev, dmaq, buf);
+ return 0;
+ }
+
+fail:
+ spin_lock_irqsave(&dev->slock, flags);
+ while (!list_empty(&dmaq->active)) {
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
+
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_QUEUED);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
+ return err;
+}
+
+static void stop_streaming(struct vb2_queue *q)
+{
+ struct cx8802_dev *dev = q->drv_priv;
+ struct cx88_dmaqueue *dmaq = &dev->mpegq;
+ struct cx8802_driver *drv = NULL;
+ unsigned long flags;
+
+ cx8802_cancel_buffers(dev);
+ blackbird_stop_codec(dev);
+
+ /* Make sure we release the hardware */
+ drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD);
+ WARN_ON(!drv);
+ if (drv)
+ drv->request_release(drv);
+
+ spin_lock_irqsave(&dev->slock, flags);
+ while (!list_empty(&dmaq->active)) {
+ struct cx88_buffer *buf = list_entry(dmaq->active.next,
+ struct cx88_buffer, list);
+
+ list_del(&buf->list);
+ vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
+ }
+ spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+static const struct vb2_ops blackbird_qops = {
+ .queue_setup = queue_setup,
+ .buf_prepare = buffer_prepare,
+ .buf_finish = buffer_finish,
+ .buf_queue = buffer_queue,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+ .start_streaming = start_streaming,
+ .stop_streaming = stop_streaming,
+};
+
+/* ------------------------------------------------------------------ */
+
+static int vidioc_querycap(struct file *file, void *priv,
+ struct v4l2_capability *cap)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ strscpy(cap->driver, "cx88_blackbird", sizeof(cap->driver));
+ return cx88_querycap(file, core, cap);
+}
+
+static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_fmtdesc *f)
+{
+ if (f->index != 0)
+ return -EINVAL;
+
+ f->pixelformat = V4L2_PIX_FMT_MPEG;
+ return 0;
+}
+
+static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+ f->fmt.pix.bytesperline = 0;
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ f->fmt.pix.width = core->width;
+ f->fmt.pix.height = core->height;
+ f->fmt.pix.field = core->field;
+ return 0;
+}
+
+static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+ unsigned int maxw, maxh;
+ enum v4l2_field field;
+
+ f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG;
+ f->fmt.pix.bytesperline = 0;
+ f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+
+ maxw = norm_maxw(core->tvnorm);
+ maxh = norm_maxh(core->tvnorm);
+
+ field = f->fmt.pix.field;
+
+ switch (field) {
+ case V4L2_FIELD_TOP:
+ case V4L2_FIELD_BOTTOM:
+ case V4L2_FIELD_INTERLACED:
+ case V4L2_FIELD_SEQ_BT:
+ case V4L2_FIELD_SEQ_TB:
+ break;
+ default:
+ field = (f->fmt.pix.height > maxh / 2)
+ ? V4L2_FIELD_INTERLACED
+ : V4L2_FIELD_BOTTOM;
+ break;
+ }
+ if (V4L2_FIELD_HAS_T_OR_B(field))
+ maxh /= 2;
+
+ v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2,
+ &f->fmt.pix.height, 32, maxh, 0, 0);
+ f->fmt.pix.field = field;
+ return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ if (vb2_is_busy(&dev->vb2_mpegq))
+ return -EBUSY;
+ if (core->v4ldev && (vb2_is_busy(&core->v4ldev->vb2_vidq) ||
+ vb2_is_busy(&core->v4ldev->vb2_vbiq)))
+ return -EBUSY;
+ vidioc_try_fmt_vid_cap(file, priv, f);
+ core->width = f->fmt.pix.width;
+ core->height = f->fmt.pix.height;
+ core->field = f->fmt.pix.field;
+ cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height,
+ f->fmt.pix.field);
+ blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
+ f->fmt.pix.height, f->fmt.pix.width);
+ return 0;
+}
+
+static int vidioc_s_frequency(struct file *file, void *priv,
+ const struct v4l2_frequency *f)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+ bool streaming;
+
+ if (unlikely(core->board.tuner_type == UNSET))
+ return -EINVAL;
+ if (unlikely(f->tuner != 0))
+ return -EINVAL;
+ streaming = vb2_start_streaming_called(&dev->vb2_mpegq);
+ if (streaming)
+ blackbird_stop_codec(dev);
+
+ cx88_set_freq(core, f);
+ blackbird_initialize_codec(dev);
+ cx88_set_scale(core, core->width, core->height, core->field);
+ if (streaming)
+ blackbird_start_codec(dev);
+ return 0;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+ char name[32 + 2];
+
+ snprintf(name, sizeof(name), "%s/2", core->name);
+ call_all(core, core, log_status);
+ v4l2_ctrl_handler_log_status(&dev->cxhdl.hdl, name);
+ return 0;
+}
+
+static int vidioc_enum_input(struct file *file, void *priv,
+ struct v4l2_input *i)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ return cx88_enum_input(core, i);
+}
+
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ if (unlikely(core->board.tuner_type == UNSET))
+ return -EINVAL;
+ if (unlikely(f->tuner != 0))
+ return -EINVAL;
+
+ f->frequency = core->freq;
+ call_all(core, tuner, g_frequency, f);
+
+ return 0;
+}
+
+static int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ *i = core->input;
+ return 0;
+}
+
+static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ if (i >= 4)
+ return -EINVAL;
+ if (!INPUT(i).type)
+ return -EINVAL;
+
+ cx88_newstation(core);
+ cx88_video_mux(core, i);
+ return 0;
+}
+
+static int vidioc_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *t)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+ u32 reg;
+
+ if (unlikely(core->board.tuner_type == UNSET))
+ return -EINVAL;
+ if (t->index != 0)
+ return -EINVAL;
+
+ strscpy(t->name, "Television", sizeof(t->name));
+ t->capability = V4L2_TUNER_CAP_NORM;
+ t->rangehigh = 0xffffffffUL;
+ call_all(core, tuner, g_tuner, t);
+
+ cx88_get_stereo(core, t);
+ reg = cx_read(MO_DEVICE_STATUS);
+ t->signal = (reg & (1 << 5)) ? 0xffff : 0x0000;
+ return 0;
+}
+
+static int vidioc_s_tuner(struct file *file, void *priv,
+ const struct v4l2_tuner *t)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ if (core->board.tuner_type == UNSET)
+ return -EINVAL;
+ if (t->index != 0)
+ return -EINVAL;
+
+ cx88_set_stereo(core, t->audmode, 1);
+ return 0;
+}
+
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ *tvnorm = core->tvnorm;
+ return 0;
+}
+
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id id)
+{
+ struct cx8802_dev *dev = video_drvdata(file);
+ struct cx88_core *core = dev->core;
+
+ return cx88_set_tvnorm(core, id);
+}
+
+static const struct v4l2_file_operations mpeg_fops = {
+ .owner = THIS_MODULE,
+ .open = v4l2_fh_open,
+ .release = vb2_fop_release,
+ .read = vb2_fop_read,
+ .poll = vb2_fop_poll,
+ .mmap = vb2_fop_mmap,
+ .unlocked_ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops mpeg_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_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
+ .vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_log_status = vidioc_log_status,
+ .vidioc_enum_input = vidioc_enum_input,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
+ .vidioc_g_tuner = vidioc_g_tuner,
+ .vidioc_s_tuner = vidioc_s_tuner,
+ .vidioc_g_std = vidioc_g_std,
+ .vidioc_s_std = vidioc_s_std,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
+};
+
+static const struct video_device cx8802_mpeg_template = {
+ .name = "cx8802",
+ .fops = &mpeg_fops,
+ .ioctl_ops = &mpeg_ioctl_ops,
+ .tvnorms = CX88_NORMS,
+};
+
+/* ------------------------------------------------------------------ */
+
+/* The CX8802 MPEG API will call this when we can use the hardware */
+static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv)
+{
+ struct cx88_core *core = drv->core;
+ int err = 0;
+
+ switch (core->boardnr) {
+ case CX88_BOARD_HAUPPAUGE_HVR1300:
+ /*
+ * By default, core setup will leave the cx22702 out of reset,
+ * on the bus.
+ * We left the hardware on power up with the cx22702 active.
+ * We're being given access to re-arrange the GPIOs.
+ * Take the bus off the cx22702 and put the cx23416 on it.
+ */
+ /* Toggle reset on cx22702 leaving i2c active */
+ cx_set(MO_GP0_IO, 0x00000080);
+ udelay(1000);
+ cx_clear(MO_GP0_IO, 0x00000080);
+ udelay(50);
+ cx_set(MO_GP0_IO, 0x00000080);
+ udelay(1000);
+ /* tri-state the cx22702 pins */
+ cx_set(MO_GP0_IO, 0x00000004);
+ udelay(1000);
+ break;
+ default:
+ err = -ENODEV;
+ }
+ return err;
+}
+
+/* The CX8802 MPEG API will call this when we need to release the hardware */
+static int cx8802_blackbird_advise_release(struct cx8802_driver *drv)
+{
+ struct cx88_core *core = drv->core;
+ int err = 0;
+
+ switch (core->boardnr) {
+ case CX88_BOARD_HAUPPAUGE_HVR1300:
+ /* Exit leaving the cx23416 on the bus */
+ break;
+ default:
+ err = -ENODEV;
+ }
+ return err;
+}
+
+static void blackbird_unregister_video(struct cx8802_dev *dev)
+{
+ video_unregister_device(&dev->mpeg_dev);
+}
+
+static int blackbird_register_video(struct cx8802_dev *dev)
+{
+ int err;
+
+ cx88_vdev_init(dev->core, dev->pci, &dev->mpeg_dev,
+ &cx8802_mpeg_template, "mpeg");
+ dev->mpeg_dev.ctrl_handler = &dev->cxhdl.hdl;
+ video_set_drvdata(&dev->mpeg_dev, dev);
+ dev->mpeg_dev.queue = &dev->vb2_mpegq;
+ dev->mpeg_dev.device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING |
+ V4L2_CAP_VIDEO_CAPTURE;
+ if (dev->core->board.tuner_type != UNSET)
+ dev->mpeg_dev.device_caps |= V4L2_CAP_TUNER;
+ err = video_register_device(&dev->mpeg_dev, VFL_TYPE_VIDEO, -1);
+ if (err < 0) {
+ pr_info("can't register mpeg device\n");
+ return err;
+ }
+ pr_info("registered device %s [mpeg]\n",
+ video_device_node_name(&dev->mpeg_dev));
+ return 0;
+}
+
+/* ----------------------------------------------------------- */
+
+static int cx8802_blackbird_probe(struct cx8802_driver *drv)
+{
+ struct cx88_core *core = drv->core;
+ struct cx8802_dev *dev = core->dvbdev;
+ struct vb2_queue *q;
+ int err;
+
+ dprintk(1, "%s\n", __func__);
+ dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
+ core->boardnr,
+ core->name,
+ core->pci_bus,
+ core->pci_slot);
+
+ err = -ENODEV;
+ if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD))
+ goto fail_core;
+
+ dev->cxhdl.port = CX2341X_PORT_STREAMING;
+ dev->cxhdl.width = core->width;
+ dev->cxhdl.height = core->height;
+ dev->cxhdl.func = blackbird_mbox_func;
+ dev->cxhdl.priv = dev;
+ err = cx2341x_handler_init(&dev->cxhdl, 36);
+ if (err)
+ goto fail_core;
+ v4l2_ctrl_add_handler(&dev->cxhdl.hdl, &core->video_hdl, NULL, false);
+
+ /* blackbird stuff */
+ pr_info("cx23416 based mpeg encoder (blackbird reference design)\n");
+ host_setup(dev->core);
+
+ blackbird_initialize_codec(dev);
+
+ /* initial device configuration: needed ? */
+// init_controls(core);
+ cx88_set_tvnorm(core, core->tvnorm);
+ cx88_video_mux(core, 0);
+ cx2341x_handler_set_50hz(&dev->cxhdl, core->height == 576);
+ cx2341x_handler_setup(&dev->cxhdl);
+
+ q = &dev->vb2_mpegq;
+ q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ;
+ q->gfp_flags = GFP_DMA32;
+ q->min_buffers_needed = 2;
+ q->drv_priv = dev;
+ q->buf_struct_size = sizeof(struct cx88_buffer);
+ q->ops = &blackbird_qops;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->lock = &core->lock;
+ q->dev = &dev->pci->dev;
+
+ err = vb2_queue_init(q);
+ if (err < 0)
+ goto fail_core;
+
+ blackbird_register_video(dev);
+
+ return 0;
+
+fail_core:
+ return err;
+}
+
+static int cx8802_blackbird_remove(struct cx8802_driver *drv)
+{
+ struct cx88_core *core = drv->core;
+ struct cx8802_dev *dev = core->dvbdev;
+
+ /* blackbird */
+ blackbird_unregister_video(drv->core->dvbdev);
+ v4l2_ctrl_handler_free(&dev->cxhdl.hdl);
+
+ return 0;
+}
+
+static struct cx8802_driver cx8802_blackbird_driver = {
+ .type_id = CX88_MPEG_BLACKBIRD,
+ .hw_access = CX8802_DRVCTL_SHARED,
+ .probe = cx8802_blackbird_probe,
+ .remove = cx8802_blackbird_remove,
+ .advise_acquire = cx8802_blackbird_advise_acquire,
+ .advise_release = cx8802_blackbird_advise_release,
+};
+
+static int __init blackbird_init(void)
+{
+ pr_info("cx2388x blackbird driver version %s loaded\n",
+ CX88_VERSION);
+ return cx8802_register_driver(&cx8802_blackbird_driver);
+}
+
+static void __exit blackbird_fini(void)
+{
+ cx8802_unregister_driver(&cx8802_blackbird_driver);
+}
+
+module_init(blackbird_init);
+module_exit(blackbird_fini);