diff options
Diffstat (limited to 'drivers/media/video/tvp5150.c')
-rw-r--r-- | drivers/media/video/tvp5150.c | 66 |
1 files changed, 41 insertions, 25 deletions
diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c index caf0a708542..853dd6f39b9 100644 --- a/drivers/media/video/tvp5150.c +++ b/drivers/media/video/tvp5150.c @@ -891,29 +891,26 @@ static int tvp5150_s_routing(struct v4l2_subdev *sd, return 0; } -static int tvp5150_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) +static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt) +{ + /* this is for capturing 36 raw vbi lines + if there's a way to cut off the beginning 2 vbi lines + with the tvp5150 then the vbi line count could be lowered + to 17 lines/field again, although I couldn't find a register + which could do that cropping */ + if (fmt->sample_format == V4L2_PIX_FMT_GREY) + tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70); + if (fmt->count[0] == 18 && fmt->count[1] == 18) { + tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00); + tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01); + } + return 0; +} + +static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) { - struct v4l2_sliced_vbi_format *svbi; int i; - /* raw vbi */ - if (fmt->type == V4L2_BUF_TYPE_VBI_CAPTURE) { - /* this is for capturing 36 raw vbi lines - if there's a way to cut off the beginning 2 vbi lines - with the tvp5150 then the vbi line count could be lowered - to 17 lines/field again, although I couldn't find a register - which could do that cropping */ - if (fmt->fmt.vbi.sample_format == V4L2_PIX_FMT_GREY) - tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70); - if (fmt->fmt.vbi.count[0] == 18 && fmt->fmt.vbi.count[1] == 18) { - tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00); - tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01); - } - return 0; - } - if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) - return -EINVAL; - svbi = &fmt->fmt.sliced; if (svbi->service_set != 0) { for (i = 0; i <= 23; i++) { svbi->service_lines[1][i] = 0; @@ -937,14 +934,24 @@ static int tvp5150_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) return 0; } -static int tvp5150_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) +static int tvp5150_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) { - struct v4l2_sliced_vbi_format *svbi; - int i, mask = 0; + switch (fmt->type) { + case V4L2_BUF_TYPE_VBI_CAPTURE: + return tvp5150_s_raw_fmt(sd, &fmt->fmt.vbi); - if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE: + return tvp5150_s_sliced_fmt(sd, &fmt->fmt.sliced); + + default: return -EINVAL; - svbi = &fmt->fmt.sliced; + } +} + +static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi) +{ + int i, mask = 0; + memset(svbi, 0, sizeof(*svbi)); for (i = 0; i <= 23; i++) { @@ -956,6 +963,12 @@ static int tvp5150_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) return 0; } +static int tvp5150_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *fmt) +{ + if (fmt->type != V4L2_BUF_TYPE_SLICED_VBI_CAPTURE) + return -EINVAL; + return tvp5150_g_sliced_fmt(sd, &fmt->fmt.sliced); +} static int tvp5150_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) @@ -1050,6 +1063,9 @@ static const struct v4l2_subdev_video_ops tvp5150_video_ops = { static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = { .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap, + .g_sliced_fmt = tvp5150_g_sliced_fmt, + .s_sliced_fmt = tvp5150_s_sliced_fmt, + .s_raw_fmt = tvp5150_s_raw_fmt, }; static const struct v4l2_subdev_ops tvp5150_ops = { |