Add a new cap that drivers can set to signal they support post-blend
color pipelines.
Signed-off-by: Nícolas F. R. A. Prado <nfrapr...@collabora.com>
---
drivers/gpu/drm/drm_ioctl.c | 3 +++
include/drm/drm_drv.h | 6 ++++++
include/uapi/drm/drm.h | 6 ++++++
3 files changed, 15 insertions(+)
diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c
index
ff193155129e7e863888d8958458978566b144f8..01592d10e3465ddceddef94bc417f98d3ec12087
100644
--- a/drivers/gpu/drm/drm_ioctl.c
+++ b/drivers/gpu/drm/drm_ioctl.c
@@ -304,6 +304,9 @@ static int drm_getcap(struct drm_device *dev, void *data,
struct drm_file *file_
req->value = drm_core_check_feature(dev, DRIVER_ATOMIC) &&
dev->mode_config.async_page_flip;
break;
+ case DRM_CAP_POST_BLEND_COLOR_PIPELINE:
+ req->value = drm_core_check_feature(dev,
DRIVER_POST_BLEND_COLOR_PIPELINE);
+ break;
default:
return -EINVAL;
}
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h
index
42fc085f986dee9261f8b08c4fc7d93b8d6d9769..6b0f4904e69766232283d430c2540d30afef850f
100644
--- a/include/drm/drm_drv.h
+++ b/include/drm/drm_drv.h
@@ -122,6 +122,12 @@ enum drm_driver_feature {
* the cursor planes to work correctly).
*/
DRIVER_CURSOR_HOTSPOT = BIT(9),
+ /**
+ * @DRIVER_POST_BLEND_COLOR_PIPELINE:
+ *
+ * Driver supports post-blend color pipeline.
+ */
+ DRIVER_POST_BLEND_COLOR_PIPELINE = BIT(10),
/* IMPORTANT: Below are all the legacy flags, add new ones above. */
diff --git a/include/uapi/drm/drm.h b/include/uapi/drm/drm.h
index
27cc159c1d275c7a7fe057840ef792f30a582bb7..c6c53e57958e951204154ce41a69696a6876f0e8
100644
--- a/include/uapi/drm/drm.h
+++ b/include/uapi/drm/drm.h
@@ -812,6 +812,12 @@ struct drm_gem_change_handle {
* commits.
*/
#define DRM_CAP_ATOMIC_ASYNC_PAGE_FLIP 0x15
+/**
+ * DRM_CAP_POST_BLEND_COLOR_PIPELINE
+ *
+ * If set to 1, the driver supports post-blend color pipelines.
+ */
+#define DRM_CAP_POST_BLEND_COLOR_PIPELINE 0x16
/* DRM_IOCTL_GET_CAP ioctl argument type */
struct drm_get_cap {
--
2.50.1
