BO created with amdgpu_bo_create_reserved() wasn't clean properly before, which causes:
[ 21.056218] WARNING: CPU: 0 PID: 7 at drivers/gpu/drm/ttm/ttm_bo.c:518 ttm_bo_release+0x2bf/0x310 [ttm] <snip> [ 21.056430] Call Trace: [ 21.056525] amdgpu_bo_unref+0x1a/0x30 [amdgpu] [ 21.056635] amdgpu_vcn_dec_send_msg+0x1b2/0x270 [amdgpu] [ 21.056740] amdgpu_vcn_dec_get_create_msg.constprop.0+0xd8/0x100 [amdgpu] [ 21.056843] amdgpu_vcn_dec_ring_test_ib+0x27/0x180 [amdgpu] [ 21.056936] amdgpu_ib_ring_tests+0xf1/0x150 [amdgpu] [ 21.057024] amdgpu_device_delayed_init_work_handler+0x11/0x30 [amdgpu] [ 21.057030] process_one_work+0x1df/0x370 [ 21.057033] worker_thread+0x46/0x340 [ 21.057034] ? process_one_work+0x370/0x370 [ 21.057037] kthread+0x11b/0x140 [ 21.057039] ? __kthread_bind_mask+0x60/0x60 [ 21.057043] ret_from_fork+0x22/0x30
Signed-off-by: Nirmoy Das nirmoy.das@amd.com Reviewed-by: Christian König christian.koenig@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 9 ++++++--- 2 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index ecaa2d7483b2..78a4dd9bf11f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -1151,6 +1151,6 @@ int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout) error: dma_fence_put(fence); amdgpu_bo_unreserve(bo); - amdgpu_bo_unref(&bo); + amdgpu_bo_free_kernel(&bo, NULL, NULL); return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c index 7e19a6656715..921b81054c1b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -465,6 +465,7 @@ static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring, struct amdgpu_job *job; struct amdgpu_ib *ib; uint64_t addr; + void *msg = NULL; int i, r;
r = amdgpu_job_alloc_with_ib(adev, 64, @@ -474,6 +475,7 @@ static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
ib = &job->ibs[0]; addr = amdgpu_bo_gpu_offset(bo); + msg = amdgpu_bo_kptr(bo); ib->ptr[0] = PACKET0(adev->vcn.internal.data0, 0); ib->ptr[1] = addr; ib->ptr[2] = PACKET0(adev->vcn.internal.data1, 0); @@ -492,7 +494,7 @@ static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
amdgpu_bo_fence(bo, f, false); amdgpu_bo_unreserve(bo); - amdgpu_bo_unref(&bo); + amdgpu_bo_free_kernel(&bo, NULL, (void **)&msg);
if (fence) *fence = dma_fence_get(f); @@ -505,7 +507,7 @@ static int amdgpu_vcn_dec_send_msg(struct amdgpu_ring *ring,
err: amdgpu_bo_unreserve(bo); - amdgpu_bo_unref(&bo); + amdgpu_bo_free_kernel(&bo, NULL, (void **)&msg); return r; }
@@ -761,6 +763,7 @@ int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout) error: dma_fence_put(fence); amdgpu_bo_unreserve(bo); - amdgpu_bo_unref(&bo); + amdgpu_bo_free_kernel(&bo, NULL, NULL); + return r; } -- 2.29.2