[PATCH RFC v6 03/10] drm: Add solid fill pixel source

Jessica Zhang
2023-08-29T00:07:21Z

Add "SOLID_FILL" as a valid pixel source. If the pixel_source property is
set to "SOLID_FILL", it will display data from the drm_plane "solid_fill"
blob property.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Jessica Zhang <quic_jesszhan@quicinc.com>
---
drivers/gpu/drm/drm_blend.c | 10 +++++++++-
include/drm/drm_plane.h | 1 +
2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_blend.c b/drivers/gpu/drm/drm_blend.c
index 273021cc21c8..1016a206ca0c 100644
--- a/drivers/gpu/drm/drm_blend.c
+++ b/drivers/gpu/drm/drm_blend.c
@@ -200,6 +200,9 @@
* "FB":
* Framebuffer source set by the "FB_ID" property.
*
+ * "SOLID_FILL":
+ * Solid fill color source set by the "solid_fill" property.
+ *
* solid_fill:
* solid_fill is set up with drm_plane_create_solid_fill_property(). It
* contains pixel data that drivers can use to fill a plane.
@@ -638,6 +641,7 @@ EXPORT_SYMBOL(drm_plane_create_blend_mode_property);
static const struct drm_prop_enum_list drm_pixel_source_enum_list[] = {
{ DRM_PLANE_PIXEL_SOURCE_NONE, "NONE" },
{ DRM_PLANE_PIXEL_SOURCE_FB, "FB" },
+ { DRM_PLANE_PIXEL_SOURCE_SOLID_FILL, "SOLID_FILL" },
};

/**
@@ -662,6 +666,9 @@ static const struct drm_prop_enum_list drm_pixel_source_enum_list[] = {
* "FB":
* Framebuffer pixel source
*
+ * "SOLID_FILL":
+ * Solid fill color pixel source
+ *
* Returns:
* Zero on success, negative errno on failure.
*/
@@ -671,7 +678,8 @@ int drm_plane_create_pixel_source_property(struct drm_plane *plane,
struct drm_device *dev = plane->dev;
struct drm_property *prop;
static const unsigned int valid_source_mask = BIT(DRM_PLANE_PIXEL_SOURCE_FB) |
- BIT(DRM_PLANE_PIXEL_SOURCE_NONE);
+ BIT(DRM_PLANE_PIXEL_SOURCE_NONE) |
+ BIT(DRM_PLANE_PIXEL_SOURCE_SOLID_FILL);
int i;

/* FB is supported by default */
diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h
index a38e18bfb43e..49995c4be2ab 100644
--- a/include/drm/drm_plane.h
+++ b/include/drm/drm_plane.h
@@ -43,6 +43,7 @@ enum drm_scaling_filter {
enum drm_plane_pixel_source {
DRM_PLANE_PIXEL_SOURCE_NONE,
DRM_PLANE_PIXEL_SOURCE_FB,
+ DRM_PLANE_PIXEL_SOURCE_SOLID_FILL,
DRM_PLANE_PIXEL_SOURCE_MAX
};

--
2.42.0