[PATCH 5/9] v4l: vsp1: Document the vsp1_du_atomic_config structure

Laurent Pinchart laurent.pinchart+renesas at ideasonboard.com
Sun Dec 3 10:57:31 UTC 2017


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 at ideasonboard.com>
---
 include/media/vsp1.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/include/media/vsp1.h b/include/media/vsp1.h
index 68a8abe4fac5..7850f96fb708 100644
--- a/include/media/vsp1.h
+++ b/include/media/vsp1.h
@@ -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: plan 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;
-- 
Regards,

Laurent Pinchart



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