* [PATCH 09/11] drm/rcar-du: Annotate dma-fence critical section in commit path
[not found] <20210121152959.1725404-1-daniel.vetter@ffwll.ch>
@ 2021-01-21 15:29 ` Daniel Vetter
0 siblings, 0 replies; only message in thread
From: Daniel Vetter @ 2021-01-21 15:29 UTC (permalink / raw)
To: DRI Development
Cc: Daniel Vetter, Daniel Vetter, Laurent Pinchart, Kieran Bingham,
linux-renesas-soc
Ends right after drm_atomic_helper_commit_hw_done(), absolutely
nothing fancy going on here.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Cc: linux-renesas-soc@vger.kernel.org
---
drivers/gpu/drm/rcar-du/rcar_du_kms.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
index fdb8a0d127ad..734e2e614fd2 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
@@ -442,6 +442,7 @@ static void rcar_du_atomic_commit_tail(struct drm_atomic_state *old_state)
struct drm_crtc_state *crtc_state;
struct drm_crtc *crtc;
unsigned int i;
+ bool fence_cookie = dma_fence_begin_signalling();
/*
* Store RGB routing to DPAD0 and DPAD1, the hardware will be configured
@@ -468,6 +469,7 @@ static void rcar_du_atomic_commit_tail(struct drm_atomic_state *old_state)
drm_atomic_helper_commit_modeset_enables(dev, old_state);
drm_atomic_helper_commit_hw_done(old_state);
+ dma_fence_end_signalling(fence_cookie);
drm_atomic_helper_wait_for_flip_done(dev, old_state);
drm_atomic_helper_cleanup_planes(dev, old_state);
--
2.30.0
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2021-01-21 15:29 ` [PATCH 09/11] drm/rcar-du: Annotate dma-fence critical section in commit path Daniel Vetter
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