drm: Store clipped src/dst coordinatee in drm_plane_state

Pretty much all driver will have need for the clipped plane
coordinates, so let's stuff then into drm_plane_state.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1469549224-1860-3-git-send-email-ville.syrjala@linux.intel.com

diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 6c12fec..b618b50 100644 (file)
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -35,6 +35,7 @@
 #include <uapi/drm/drm_mode.h>
 #include <uapi/drm/drm_fourcc.h>
 #include <drm/drm_modeset_lock.h>
+#include <drm/drm_rect.h>
 
 struct drm_device;
 struct drm_mode_set;
@@ -1415,6 +1416,9 @@ struct drm_connector {
  * @zpos: priority of the given plane on crtc (optional)
  * @normalized_zpos: normalized value of zpos: unique, range from 0 to N-1
  *     where N is the number of active planes for given crtc
+ * @src: clipped source coordinates of the plane (in 16.16)
+ * @dst: clipped destination coordinates of the plane
+ * @visible: visibility of the plane
  * @state: backpointer to global drm_atomic_state
  */
 struct drm_plane_state {
@@ -1439,6 +1443,15 @@ struct drm_plane_state {
        unsigned int zpos;
        unsigned int normalized_zpos;
 
+       /* Clipped coordinates */
+       struct drm_rect src, dst;
+
+       /*
+        * Is the plane actually visible? Can be false even
+        * if fb!=NULL and crtc!=NULL, due to clipping.
+        */
+       bool visible;
+
        struct drm_atomic_state *state;
 };