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-rw-r--r--drivers/gpu/drm/radeon/evergreen.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 17b297db36c9..1f2acca437ab 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1411,6 +1411,7 @@ void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc)
* @rdev: radeon_device pointer
* @crtc_id: crtc to cleanup pageflip on
* @crtc_base: new address of the crtc (GPU MC address)
+ * @async: asynchronous flip
*
* Triggers the actual pageflip by updating the primary
* surface base address (evergreen+).