Commit 9e5eb5e1 authored by Daniel Vetter's avatar Daniel Vetter
Browse files

drm/malidp: Annotate dma-fence critical section in commit path 



Again needs to be put right after the call to
drm_atomic_helper_commit_hw_done(), since that's the last thing which
can hold up a subsequent atomic commit.

No surprises here.

Acked-by: default avatarLiviu Dudau <liviu.dudau@arm.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@intel.com>
Cc: "James (Qian) Wang" <james.qian.wang@arm.com>
Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Mihail Atanassov <mihail.atanassov@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210121152959.1725404-6-daniel.vetter@ffwll.ch
parent eec44d44

drivers/gpu/drm/arm/malidp_drv.c

+3 −0
Original line number Diff line number Diff line
@@ -234,6 +234,7 @@ static void malidp_atomic_commit_tail(struct drm_atomic_state *state) 
	struct drm_crtc *crtc;

	struct drm_crtc_state *old_crtc_state;

	int i;

	bool fence_cookie = dma_fence_begin_signalling();



	pm_runtime_get_sync(drm->dev);
@@ -260,6 +261,8 @@ static void malidp_atomic_commit_tail(struct drm_atomic_state *state) 


	malidp_atomic_commit_hw_done(state);



	dma_fence_end_signalling(fence_cookie);



	pm_runtime_put(drm->dev);



	drm_atomic_helper_cleanup_planes(drm, state);