path: root/include/drm
diff options
authorDaniel Stone <daniels@collabora.com>2015-04-20 19:22:54 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-05-08 13:30:01 +0200
commit8fb6e7a579670d5b71fc0d5641c1523b3df612e8 (patch)
tree69f7fd93860f1a262bde2abe59019ce20249f3fd /include/drm
parentd2ed34362a52c9f0c4d77325fb25bb729704be45 (diff)
drm: Introduce blob_lock
Create a new global blob_lock mutex, which protects the blob property list from insertion and/or deletion. Signed-off-by: Daniel Stone <daniels@collabora.com> Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/drm')
1 files changed, 3 insertions, 0 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index ca71c03143d1..55ed8f9f45be 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -1048,6 +1048,7 @@ struct drm_mode_group {
* @poll_running: track polling status for this device
* @output_poll_work: delayed work for polling in process context
* @property_blob_list: list of all the blob property objects
+ * @blob_lock: mutex for blob property allocation and management
* @*_property: core property tracking
* @preferred_depth: preferred RBG pixel depth, used by fb helpers
* @prefer_shadow: hint to userspace to prefer shadow-fb rendering
@@ -1103,6 +1104,8 @@ struct drm_mode_config {
bool delayed_event;
struct delayed_work output_poll_work;
+ struct mutex blob_lock;
/* pointers to standard properties */
struct list_head property_blob_list;
struct drm_property *edid_property;