summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/drm_plane.c
diff options
context:
space:
mode:
authorDaniel Vetter <daniel.vetter@ffwll.ch>2016-09-21 10:59:27 +0200
committerSean Paul <seanpaul@chromium.org>2016-09-22 09:04:02 +0200
commit1e4d84c6589e9e9d19884e705085fe4a1885b012 (patch)
tree831acdf4e66723af330596cecd684ddf2d7a6a3c /drivers/gpu/drm/drm_plane.c
parentdrm: Conslidate blending properties in drm_blend.[hc] (diff)
downloadlinux-1e4d84c6589e9e9d19884e705085fe4a1885b012.tar.xz
linux-1e4d84c6589e9e9d19884e705085fe4a1885b012.zip
drm/doc: Polish plane composition property docs
Try to spec a bit more precisely how they all fit together, now that at least the code is for all the additional properties is in one place. Also remove the entries for the standardized properties from the table, because that thing is supremely unmaintaineable. v2: Fix typos Sean spotted. Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Sean Paul <seanpaul@chromium.org> Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org> Reviewed-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Signed-off-by: Sean Paul <seanpaul@chromium.org> Link: http://patchwork.freedesktop.org/patch/msgid/1474448370-32227-4-git-send-email-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers/gpu/drm/drm_plane.c')
-rw-r--r--drivers/gpu/drm/drm_plane.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
index c17c9c2a342e..cd0d475bf3c3 100644
--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -45,6 +45,9 @@
* &drm_plane_type for a more in-depth discussion of these special uapi-relevant
* plane types. Special planes are associated with their CRTC by calling
* drm_crtc_init_with_planes().
+ *
+ * The type of a plane is exposed in the immutable "type" enumeration property,
+ * which has one of the following values: "Overlay", "Primary", "Cursor".
*/
static unsigned int drm_num_planes(struct drm_device *dev)