diff options
| author | Steven Toth <stoth@kernellabs.com> | 2011-10-10 11:09:54 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-10-14 17:10:27 -0300 |
| commit | 4f9c41439c495b4685393cf865418f7e6425fe60 (patch) | |
| tree | 2a6714e1ce8dcf5b3f9fd1aa50460ec0cd3aa7e6 /drivers/media/video/cx23885 | |
| parent | 99d389095f3270aaeb021370e01057910d3ef24d (diff) | |
[media] cx23885: vbi line window adjustments
Coding style and printk's cleaned up in following patches.
Signed-off-by: Steven Toth <stoth@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx23885')
| -rw-r--r-- | drivers/media/video/cx23885/cx23885-vbi.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/media/video/cx23885/cx23885-vbi.c b/drivers/media/video/cx23885/cx23885-vbi.c index 23ff0987739..1b3a01c8d1f 100644 --- a/drivers/media/video/cx23885/cx23885-vbi.c +++ b/drivers/media/video/cx23885/cx23885-vbi.c @@ -41,6 +41,12 @@ MODULE_PARM_DESC(vbi_debug, "enable debug messages [vbi]"); /* ------------------------------------------------------------------ */ +#define VBI_LINE_LENGTH 1440 +#define NTSC_VBI_START_LINE 10 /* line 10 - 21 */ +#define NTSC_VBI_END_LINE 21 +#define NTSC_VBI_LINES (NTSC_VBI_END_LINE - NTSC_VBI_START_LINE + 1) + + int cx23885_vbi_fmt(struct file *file, void *priv, struct v4l2_format *f) { @@ -49,16 +55,21 @@ int cx23885_vbi_fmt(struct file *file, void *priv, if (dev->tvnorm & V4L2_STD_525_60) { /* ntsc */ + f->fmt.vbi.samples_per_line = VBI_LINE_LENGTH; f->fmt.vbi.sampling_rate = 28636363; + f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY; + f->fmt.vbi.offset = 64 * 4; f->fmt.vbi.start[0] = 10; - f->fmt.vbi.start[1] = 273; - + f->fmt.vbi.count[0] = 17; + f->fmt.vbi.start[1] = 272; + f->fmt.vbi.count[1] = 17; } else if (dev->tvnorm & V4L2_STD_625_50) { /* pal */ f->fmt.vbi.sampling_rate = 35468950; f->fmt.vbi.start[0] = 7 - 1; f->fmt.vbi.start[1] = 319 - 1; } + return 0; } @@ -106,6 +117,8 @@ static int cx23885_start_vbi_dma(struct cx23885_dev *dev, /* reset counter */ cx_write(VID_A_GPCNT_CTL, 3); + cx_write(VID_A_VBI_CTRL, 3); + cx_write(VBI_A_GPCNT_CTL, 3); q->count = 1; /* enable irq */ @@ -168,7 +181,7 @@ void cx23885_vbi_timeout(unsigned long data) } /* ------------------------------------------------------------------ */ -#define VBI_LINE_LENGTH 2048 +#define VBI_LINE_LENGTH 1440 #define VBI_LINE_COUNT 17 static int |