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authorDaniel Stone <daniels@collabora.com>2015-04-20 19:22:55 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-05-12 11:02:31 +0200
commit6bcacf51d050d412e5c302e0dd5e582212c5f7be (patch)
tree956a2c92002fd70ab7dfbe44534892009f677222 /include/drm
parent8fb6e7a579670d5b71fc0d5641c1523b3df612e8 (diff)
downloadlinux-linaro-stable-6bcacf51d050d412e5c302e0dd5e582212c5f7be.tar.gz
drm: Add reference counting to blob properties
Reference-count drm_property_blob objects, changing the API to ref/unref. Signed-off-by: Daniel Stone <daniels@collabora.com> Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> [danvet: Squash in kerneldoc fixup from Daniel Stone.] [danvet: Squash in Oops fix from Thiery Reding.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/drm')
-rw-r--r--include/drm/drm_crtc.h17
1 files changed, 9 insertions, 8 deletions
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 55ed8f9f45be..5626191f3af0 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -216,6 +216,8 @@ struct drm_framebuffer {
struct drm_property_blob {
struct drm_mode_object base;
+ struct drm_device *dev;
+ struct kref refcount;
struct list_head head;
size_t length;
unsigned char data[];
@@ -1365,6 +1367,13 @@ struct drm_property *drm_property_create_object(struct drm_device *dev,
int flags, const char *name, uint32_t type);
struct drm_property *drm_property_create_bool(struct drm_device *dev, int flags,
const char *name);
+struct drm_property_blob *drm_property_create_blob(struct drm_device *dev,
+ size_t length,
+ const void *data);
+struct drm_property_blob *drm_property_lookup_blob(struct drm_device *dev,
+ uint32_t id);
+struct drm_property_blob *drm_property_reference_blob(struct drm_property_blob *blob);
+void drm_property_unreference_blob(struct drm_property_blob *blob);
extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
extern int drm_property_add_enum(struct drm_property *property, int index,
uint64_t value, const char *name);
@@ -1528,14 +1537,6 @@ static inline struct drm_property *drm_property_find(struct drm_device *dev,
return mo ? obj_to_property(mo) : NULL;
}
-static inline struct drm_property_blob *
-drm_property_blob_find(struct drm_device *dev, uint32_t id)
-{
- struct drm_mode_object *mo;
- mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_BLOB);
- return mo ? obj_to_blob(mo) : NULL;
-}
-
/* Plane list iterator for legacy (overlay only) planes. */
#define drm_for_each_legacy_plane(plane, planelist) \
list_for_each_entry(plane, planelist, head) \