diff options
Diffstat (limited to 'drivers/media/video/cx88/cx88-blackbird.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-blackbird.c | 73 |
1 files changed, 59 insertions, 14 deletions
diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c index 4f39688f780..0c0c59e9477 100644 --- a/drivers/media/video/cx88/cx88-blackbird.c +++ b/drivers/media/video/cx88/cx88-blackbird.c @@ -1,5 +1,4 @@ /* - * $Id: cx88-blackbird.c,v 1.27 2005/06/03 13:31:50 mchehab Exp $ * * Support for a cx23416 mpeg encoder via cx2388x host port. * "blackbird" reference design. @@ -62,7 +61,6 @@ static LIST_HEAD(cx8802_devlist); #define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF /* Firmware API commands */ -/* #define IVTV_API_STD_TIMEOUT 0x00010000 // 65536, units?? */ #define IVTV_API_STD_TIMEOUT 500 #define BLACKBIRD_API_PING 0x80 @@ -696,7 +694,6 @@ static void blackbird_codec_settings(struct cx8802_dev *dev) /* assign stream type */ blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, BLACKBIRD_STREAM_PROGRAM); - /* blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, BLACKBIRD_STREAM_TRANSPORT); */ /* assign output port */ blackbird_api_cmd(dev, BLACKBIRD_API_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */ @@ -824,7 +821,8 @@ static int blackbird_initialize_codec(struct cx8802_dev *dev) BLACKBIRD_CUSTOM_EXTENSION_USR_DATA, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); - blackbird_api_cmd(dev, BLACKBIRD_API_INIT_VIDEO_INPUT, 0, 0); /* initialize the video input */ + /* initialize the video input */ + blackbird_api_cmd(dev, BLACKBIRD_API_INIT_VIDEO_INPUT, 0, 0); msleep(1); @@ -833,11 +831,12 @@ static int blackbird_initialize_codec(struct cx8802_dev *dev) blackbird_api_cmd(dev, BLACKBIRD_API_MUTE_AUDIO, 1, 0, BLACKBIRD_UNMUTE); msleep(1); - /* blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0, 0, 0x13); // start capturing to the host interface */ + /* start capturing to the host interface */ + /* blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0, 0, 0x13); */ blackbird_api_cmd(dev, BLACKBIRD_API_BEGIN_CAPTURE, 2, 0, BLACKBIRD_MPEG_CAPTURE, BLACKBIRD_RAW_BITS_NONE - ); /* start capturing to the host interface */ + ); msleep(10); blackbird_api_cmd(dev, BLACKBIRD_API_REFRESH_INPUT, 0,0); @@ -851,8 +850,8 @@ static int bb_buf_setup(struct videobuf_queue *q, { struct cx8802_fh *fh = q->priv_data; - fh->dev->ts_packet_size = 512; - fh->dev->ts_packet_count = 100; + fh->dev->ts_packet_size = 188 * 4; /* was: 512 */ + fh->dev->ts_packet_count = 32; /* was: 100 */ *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count; if (0 == *count) @@ -900,12 +899,36 @@ static int mpeg_do_ioctl(struct inode *inode, struct file *file, { struct cx8802_fh *fh = file->private_data; struct cx8802_dev *dev = fh->dev; + struct cx88_core *core = dev->core; if (debug > 1) - cx88_print_ioctl(dev->core->name,cmd); + cx88_print_ioctl(core->name,cmd); switch (cmd) { + /* --- capabilities ------------------------------------------ */ + case VIDIOC_QUERYCAP: + { + struct v4l2_capability *cap = arg; + + memset(cap,0,sizeof(*cap)); + strcpy(cap->driver, "cx88_blackbird"); + strlcpy(cap->card, cx88_boards[core->board].name,sizeof(cap->card)); + sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci)); + cap->version = CX88_VERSION_CODE; + cap->capabilities = + V4L2_CAP_VIDEO_CAPTURE | + V4L2_CAP_READWRITE | + V4L2_CAP_STREAMING | + V4L2_CAP_VBI_CAPTURE | + V4L2_CAP_VIDEO_OVERLAY | + 0; + if (UNSET != core->tuner_type) + cap->capabilities |= V4L2_CAP_TUNER; + + return 0; + } + /* --- capture ioctls ---------------------------------------- */ case VIDIOC_ENUM_FMT: { @@ -935,7 +958,11 @@ static int mpeg_do_ioctl(struct inode *inode, struct file *file, f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; - f->fmt.pix.sizeimage = 1024 * 512 /* FIXME: BUFFER_SIZE */; + f->fmt.pix.field = V4L2_FIELD_NONE; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.sizeimage = 188 * 4 * 1024; /* 1024 * 512 */ /* FIXME: BUFFER_SIZE */; + f->fmt.pix.colorspace = 0; + return 0; } /* --- streaming capture ------------------------------------- */ @@ -959,15 +986,25 @@ static int mpeg_do_ioctl(struct inode *inode, struct file *file, return videobuf_streamoff(&fh->mpegq); default: - return -EINVAL; + return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook ); } return 0; } +int (*cx88_ioctl_hook)(struct inode *inode, struct file *file, + unsigned int cmd, void *arg); +unsigned int (*cx88_ioctl_translator)(unsigned int cmd); + +static unsigned int mpeg_translate_ioctl(unsigned int cmd) +{ + return cmd; +} + static int mpeg_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) + unsigned int cmd, unsigned long arg) { - return video_usercopy(inode, file, cmd, arg, mpeg_do_ioctl); + cmd = cx88_ioctl_translator( cmd ); + return video_usercopy(inode, file, cmd, arg, cx88_ioctl_hook); } static int mpeg_open(struct inode *inode, struct file *file) @@ -1135,7 +1172,7 @@ static int __devinit blackbird_probe(struct pci_dev *pci_dev, dev->pci = pci_dev; dev->core = core; dev->width = 720; - dev->height = 480; + dev->height = 576; err = cx8802_init_common(dev); if (0 != err) @@ -1148,6 +1185,9 @@ static int __devinit blackbird_probe(struct pci_dev *pci_dev, list_add_tail(&dev->devlist,&cx8802_devlist); blackbird_register_video(dev); + + /* initial device configuration: needed ? */ + return 0; fail_free: @@ -1202,6 +1242,8 @@ static int blackbird_init(void) printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n", SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); #endif + cx88_ioctl_hook = mpeg_do_ioctl; + cx88_ioctl_translator = mpeg_translate_ioctl; return pci_register_driver(&blackbird_pci_driver); } @@ -1213,6 +1255,9 @@ static void blackbird_fini(void) module_init(blackbird_init); module_exit(blackbird_fini); +EXPORT_SYMBOL(cx88_ioctl_hook); +EXPORT_SYMBOL(cx88_ioctl_translator); + /* ----------------------------------------------------------- */ /* * Local variables: |