[RFC 3/6] drm/amdgpu: Fix crash on modprobe

Andrey Grodzovsky andrey.grodzovsky at amd.com
Fri Dec 17 22:27:42 UTC 2021


Restrict jobs resubmission to suspend case
only since schedulers not initialised yet on
probe.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 5527c68c51de..8ebd954e06c6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -582,7 +582,7 @@ void amdgpu_fence_driver_hw_init(struct amdgpu_device *adev)
 		if (!ring || !ring->fence_drv.initialized)
 			continue;
 
-		if (!ring->no_scheduler) {
+		if (adev->in_suspend && !ring->no_scheduler) {
 			drm_sched_resubmit_jobs(&ring->sched);
 			drm_sched_start(&ring->sched, true);
 		}
-- 
2.25.1



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