Hello Andrey,
this series can't apply (brake on #3) on top of amd-staging-drm-next.
v2 works (Thu, 11 Apr 2019).
Dieter
Am 18.04.2019 17:00, schrieb Andrey Grodzovsky:
From: Christian König <ckoenig.leichtzumerken@xxxxxxxxx>
Don't block others while waiting for the fences to finish, concurrent
submission is perfectly valid in this case and holding the lock can
prevent killed applications from terminating.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 380a7f9..ad4f0e5 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -4814,23 +4814,26 @@ static void amdgpu_dm_commit_planes(struct
drm_atomic_state *state,
continue;
}
+ abo = gem_to_amdgpu_bo(fb->obj[0]);
+
+ /* Wait for all fences on this FB */
+ r = reservation_object_wait_timeout_rcu(abo->tbo.resv, true,
+ false,
+ MAX_SCHEDULE_TIMEOUT);
+ WARN_ON(r < 0);
+
/*
* TODO This might fail and hence better not used, wait
* explicitly on fences instead
* and in general should be called for
* blocking commit to as per framework helpers
*/
- abo = gem_to_amdgpu_bo(fb->obj[0]);
r = amdgpu_bo_reserve(abo, true);
if (unlikely(r != 0)) {
DRM_ERROR("failed to reserve buffer before flip\n");
WARN_ON(1);
}
- /* Wait for all fences on this FB */
- WARN_ON(reservation_object_wait_timeout_rcu(abo->tbo.resv, true,
false,
- MAX_SCHEDULE_TIMEOUT) < 0);
-
amdgpu_bo_get_tiling_flags(abo, &tiling_flags);
amdgpu_bo_unreserve(abo);
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel
