diff options
author | Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se> | 2019-07-04 13:16:00 -0400 |
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committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-07-25 11:45:55 -0400 |
commit | 5720c7331ff7e376a6d612eb8c2920d1789d78f7 (patch) | |
tree | 6e8370742e492ae73d2f5cb1f4d58da19f4e4c70 /drivers/media/platform/rcar-vin/rcar-vin.h | |
parent | 19ab1f649ca43bd16042389fa06524c3c58d7bfc (diff) |
media: rcar-vin: Add control for alpha component
In preparation to adding support for RGB pixel formats with an alpha
component add a control to allow the user to control which alpha value
should be used.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/platform/rcar-vin/rcar-vin.h')
-rw-r--r-- | drivers/media/platform/rcar-vin/rcar-vin.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/platform/rcar-vin/rcar-vin.h b/drivers/media/platform/rcar-vin/rcar-vin.h index ac1a6fe90015..e562c2ff21ec 100644 --- a/drivers/media/platform/rcar-vin/rcar-vin.h +++ b/drivers/media/platform/rcar-vin/rcar-vin.h @@ -178,6 +178,8 @@ struct rvin_info { * @compose: active composing * @source: active size of the video source * @std: active video standard of the video source + * + * @alpha: Alpha component to fill in for supported pixel formats */ struct rvin_dev { struct device *dev; @@ -215,6 +217,8 @@ struct rvin_dev { struct v4l2_rect compose; struct v4l2_rect source; v4l2_std_id std; + + unsigned int alpha; }; #define vin_to_source(vin) ((vin)->parallel->subdev) @@ -268,5 +272,6 @@ const struct rvin_video_format *rvin_format_from_pixel(struct rvin_dev *vin, void rvin_crop_scale_comp(struct rvin_dev *vin); int rvin_set_channel_routing(struct rvin_dev *vin, u8 chsel); +void rvin_set_alpha(struct rvin_dev *vin, unsigned int alpha); #endif |