aboutsummaryrefslogtreecommitdiff
path: root/include/drm/drm_vblank.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/drm/drm_vblank.h')
-rw-r--r--include/drm/drm_vblank.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/drm/drm_vblank.h b/include/drm/drm_vblank.h
index dd9f5b9e56e4..dd125f8c766c 100644
--- a/include/drm/drm_vblank.h
+++ b/include/drm/drm_vblank.h
@@ -27,12 +27,14 @@
#include <linux/seqlock.h>
#include <linux/idr.h>
#include <linux/poll.h>
+#include <linux/kthread.h>
#include <drm/drm_file.h>
#include <drm/drm_modes.h>
struct drm_device;
struct drm_crtc;
+struct drm_vblank_work;
/**
* struct drm_pending_vblank_event - pending vblank event tracking
@@ -203,6 +205,24 @@ struct drm_vblank_crtc {
* disabling functions multiple times.
*/
bool enabled;
+
+ /**
+ * @worker: The &kthread_worker used for executing vblank works.
+ */
+ struct kthread_worker *worker;
+
+ /**
+ * @pending_work: A list of scheduled &drm_vblank_work items that are
+ * waiting for a future vblank.
+ */
+ struct list_head pending_work;
+
+ /**
+ * @work_wait_queue: The wait queue used for signaling that a
+ * &drm_vblank_work item has either finished executing, or was
+ * cancelled.
+ */
+ wait_queue_head_t work_wait_queue;
};
int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs);