Change-Id: I63dce004f8d3c5dc6a7c71070f1fab0707286ea5
Signed-off-by: Lukasz Spintzyk <lukasz.spint...@displaylink.com>
---
drivers/gpu/drm/drm_atomic.c | 10 ++++++++++
drivers/gpu/drm/drm_mode_config.c | 6 ++++++
drivers/gpu/drm/drm_plane.c | 1 +
include/drm/drm_mode_config.h | 5 +++++
include/drm/drm_plane.h | 3 +++
5 files changed, 25 insertions(+)
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index b76d49218cf1..cd3b4ed7b04c 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -759,6 +759,14 @@ static int drm_atomic_plane_set_property(struct drm_plane
*plane,
state->rotation = val;
} else if (property == plane->zpos_property) {
state->zpos = val;
+ } else if (property == config->dirty_rects_property) {
+ bool replaced = false;
+ int ret = drm_atomic_replace_property_blob_from_id(dev,
+ &state->dirty_blob,
+ val,
+ -1,
+ &replaced);
+ return ret;
} else if (plane->funcs->atomic_set_property) {
return plane->funcs->atomic_set_property(plane, state,
property, val);
@@ -818,6 +826,8 @@ drm_atomic_plane_get_property(struct drm_plane *plane,
*val = state->rotation;
} else if (property == plane->zpos_property) {
*val = state->zpos;
+ } else if (property == config->dirty_rects_property) {
+ *val = (state->dirty_blob) ? state->dirty_blob->base.id : 0;
} else if (plane->funcs->atomic_get_property) {
return plane->funcs->atomic_get_property(plane, state,
property, val);
} else {
diff --git a/drivers/gpu/drm/drm_mode_config.c
b/drivers/gpu/drm/drm_mode_config.c
index bc5c46306b3d..d5f1021c6ece 100644
--- a/drivers/gpu/drm/drm_mode_config.c
+++ b/drivers/gpu/drm/drm_mode_config.c
@@ -293,6 +293,12 @@ static int drm_mode_create_standard_properties(struct
drm_device *dev)
return -ENOMEM;
dev->mode_config.prop_crtc_id = prop;
+ prop = drm_property_create(dev, DRM_MODE_PROP_BLOB,
+ "DIRTY_RECTS", 0);
+ if (!prop)
+ return -ENOMEM;
+ dev->mode_config.dirty_rects_property = prop;
+
prop = drm_property_create_bool(dev, DRM_MODE_PROP_ATOMIC,
"ACTIVE");
if (!prop)
diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
index 37a93cdffb4a..add110f025e5 100644
--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -258,6 +258,7 @@ int drm_universal_plane_init(struct drm_device *dev, struct
drm_plane *plane,
drm_object_attach_property(&plane->base, config->prop_src_y, 0);
drm_object_attach_property(&plane->base, config->prop_src_w, 0);
drm_object_attach_property(&plane->base, config->prop_src_h, 0);
+ drm_object_attach_property(&plane->base,
config->dirty_rects_property, 0);
}
if (config->allow_fb_modifiers)
diff --git a/include/drm/drm_mode_config.h b/include/drm/drm_mode_config.h
index e5f3b43014e1..65f64eb04c0c 100644
--- a/include/drm/drm_mode_config.h
+++ b/include/drm/drm_mode_config.h
@@ -599,6 +599,11 @@ struct drm_mode_config {
* &drm_crtc.
*/
struct drm_property *prop_crtc_id;
+ /**
+ * @dirty_rects_property: Optional plane property to mark damaged
+ * regions on the plane framebuffer.
+ */
+ struct drm_property *dirty_rects_property;
/**
* @prop_active: Default atomic CRTC property to control the active
* state, which is the simplified implementation for DPMS in atomic
diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h
index 8185e3468a23..7d45b164ccce 100644
--- a/include/drm/drm_plane.h
+++ b/include/drm/drm_plane.h
@@ -131,6 +131,9 @@ struct drm_plane_state {
*/
struct drm_crtc_commit *commit;
+ /* Optional blob property with damaged regions. */
+ struct drm_property_blob *dirty_blob;
+
struct drm_atomic_state *state;
};
--
2.15.1
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