[PATCH 25/31] drm/amdgpu/vcn4.0.3: re-emit unprocessed state on ring reset

Alex Deucher alexander.deucher at amd.com
Mon Jun 23 16:14:31 UTC 2025


Re-emit the unprocessed state after resetting the queue.

Reviewed-by: Sathishkumar S <sathishkumar.sundararaju at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
index d8fd32c1e38ec..3bda19b92cde7 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
@@ -1609,7 +1609,7 @@ static int vcn_v4_0_3_ring_reset(struct amdgpu_ring *ring,
 	if (!(adev->vcn.supported_reset & AMDGPU_RESET_TYPE_PER_QUEUE))
 		return -EOPNOTSUPP;
 
-	drm_sched_wqueue_stop(&ring->sched);
+	amdgpu_ring_reset_helper_begin(ring, timedout_fence);
 
 	vcn_inst = GET_INST(VCN, ring->me);
 	r = amdgpu_dpm_reset_vcn(adev, 1 << vcn_inst);
@@ -1624,12 +1624,8 @@ static int vcn_v4_0_3_ring_reset(struct amdgpu_ring *ring,
 		adev->vcn.caps |= AMDGPU_VCN_CAPS(RRMT_ENABLED);
 	vcn_v4_0_3_hw_init_inst(vinst);
 	vcn_v4_0_3_start_dpg_mode(vinst, adev->vcn.inst[ring->me].indirect_sram);
-	r = amdgpu_ring_test_helper(ring);
-	if (r)
-		return r;
-	amdgpu_fence_driver_force_completion(ring);
-	drm_sched_wqueue_start(&ring->sched);
-	return 0;
+
+	return amdgpu_ring_reset_helper_end(ring, timedout_fence);
 }
 
 static const struct amdgpu_ring_funcs vcn_v4_0_3_unified_ring_vm_funcs = {
-- 
2.49.0



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