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Subject: V4L/DVB: tvp514x: add support for enum/g/try/s_mbus_fmt Author: Hans Verkuil <[email protected]> Date: Sun May 9 06:50:25 2010 -0300 Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/video/tvp514x.c | 54 +++++++++++++++++++++++++++++++++++++++++ 1 files changed, 54 insertions(+), 0 deletions(-) --- http://git.linuxtv.org/media-tree.git?a=commitdiff;h=f91f85a892ca6ff69dedbb1444103ba110acab6b diff --git a/drivers/media/video/tvp514x.c b/drivers/media/video/tvp514x.c index 71c73fa..c0308c1 100644 --- a/drivers/media/video/tvp514x.c +++ b/drivers/media/video/tvp514x.c @@ -35,6 +35,7 @@ #include <media/v4l2-device.h> #include <media/v4l2-common.h> +#include <media/v4l2-mediabus.h> #include <media/v4l2-chip-ident.h> #include <media/tvp514x.h> @@ -929,6 +930,25 @@ tvp514x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl) } /** + * tvp514x_enum_mbus_fmt() - V4L2 decoder interface handler for enum_mbus_fmt + * @sd: pointer to standard V4L2 sub-device structure + * @index: index of pixelcode to retrieve + * @code: receives the pixelcode + * + * Enumerates supported mediabus formats + */ +static int +tvp514x_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index, + enum v4l2_mbus_pixelcode *code) +{ + if (index) + return -EINVAL; + + *code = V4L2_MBUS_FMT_YUYV10_2X10; + return 0; +} + +/** * tvp514x_enum_fmt_cap() - V4L2 decoder interface handler for enum_fmt * @sd: pointer to standard V4L2 sub-device structure * @fmt: standard V4L2 VIDIOC_ENUM_FMT ioctl structure @@ -954,6 +974,36 @@ tvp514x_enum_fmt_cap(struct v4l2_subdev *sd, struct v4l2_fmtdesc *fmt) } /** + * tvp514x_mbus_fmt_cap() - V4L2 decoder interface handler for try/s/g_mbus_fmt + * @sd: pointer to standard V4L2 sub-device structure + * @f: pointer to the mediabus format structure + * + * Negotiates the image capture size and mediabus format. + */ +static int +tvp514x_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *f) +{ + struct tvp514x_decoder *decoder = to_decoder(sd); + enum tvp514x_std current_std; + + if (f == NULL) + return -EINVAL; + + /* Calculate height and width based on current standard */ + current_std = decoder->current_std; + + f->code = V4L2_MBUS_FMT_YUYV10_2X10; + f->width = decoder->std_list[current_std].width; + f->height = decoder->std_list[current_std].height; + f->field = V4L2_FIELD_INTERLACED; + f->colorspace = V4L2_COLORSPACE_SMPTE170M; + + v4l2_dbg(1, debug, sd, "MBUS_FMT: Width - %d, Height - %d\n", + f->width, f->height); + return 0; +} + +/** * tvp514x_fmt_cap() - V4L2 decoder interface handler for try/s/g_fmt * @sd: pointer to standard V4L2 sub-device structure * @f: pointer to standard V4L2 VIDIOC_TRY_FMT ioctl structure @@ -1135,6 +1185,10 @@ static const struct v4l2_subdev_video_ops tvp514x_video_ops = { .g_fmt = tvp514x_fmt_cap, .try_fmt = tvp514x_fmt_cap, .s_fmt = tvp514x_fmt_cap, + .enum_mbus_fmt = tvp514x_enum_mbus_fmt, + .g_mbus_fmt = tvp514x_mbus_fmt, + .try_mbus_fmt = tvp514x_mbus_fmt, + .s_mbus_fmt = tvp514x_mbus_fmt, .g_parm = tvp514x_g_parm, .s_parm = tvp514x_s_parm, .s_stream = tvp514x_s_stream, _______________________________________________ linuxtv-commits mailing list [email protected] http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
