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media: v4l: vsp1: Document the vsp1_du_atomic_config structure 

The structure is used in the API that the VSP1 driver exposes to the DU
driver. Documenting it is thus important.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Laurent Pinchart 2017-11-30 11:32:18 -05:00 committed by Mauro Carvalho Chehab
parent 3d7899c21f
commit 0d93d5c915
1 changed files with 10 additions and 0 deletions
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10
include/media/vsp1.h
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@ -41,6 +41,16 @@ struct vsp1_du_lif_config {
int vsp1_du_setup_lif(struct device *dev, unsigned int pipe_index,
const struct vsp1_du_lif_config *cfg);
/**
* struct vsp1_du_atomic_config - VSP atomic configuration parameters
* @pixelformat: plane pixel format (V4L2 4CC)
* @pitch: line pitch in bytes, for all planes
* @mem: DMA memory address for each plane of the frame buffer
* @src: source rectangle in the frame buffer (integer coordinates)
* @dst: destination rectangle on the display (integer coordinates)
* @alpha: alpha value (0: fully transparent, 255: fully opaque)
* @zpos: Z position of the plane (from 0 to number of planes minus 1)
*/
struct vsp1_du_atomic_config {
u32 pixelformat;
unsigned int pitch;