[PATCH 05/28] drm/amdgpu/gfx9.4.3: re-emit unprocessed state on kcq reset

Alex Deucher alexander.deucher at amd.com
Tue Jul 1 18:44:28 UTC 2025


Re-emit the unprocessed state after resetting the queue.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
index daed0f187bda5..21bdf9746db7a 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
@@ -3567,7 +3567,7 @@ static int gfx_v9_4_3_reset_kcq(struct amdgpu_ring *ring,
 	if (!kiq->pmf || !kiq->pmf->kiq_unmap_queues)
 		return -EINVAL;
 
-	drm_sched_wqueue_stop(&ring->sched);
+	amdgpu_ring_reset_helper_begin(ring, timedout_fence);
 
 	spin_lock_irqsave(&kiq->ring_lock, flags);
 
@@ -3615,20 +3615,14 @@ static int gfx_v9_4_3_reset_kcq(struct amdgpu_ring *ring,
 	}
 	kiq->pmf->kiq_map_queues(kiq_ring, ring);
 	amdgpu_ring_commit(kiq_ring);
-	spin_unlock_irqrestore(&kiq->ring_lock, flags);
-
 	r = amdgpu_ring_test_ring(kiq_ring);
+	spin_unlock_irqrestore(&kiq->ring_lock, flags);
 	if (r) {
 		dev_err(adev->dev, "fail to remap queue\n");
 		return r;
 	}
 
-	r = amdgpu_ring_test_ring(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);
 }
 
 enum amdgpu_gfx_cp_ras_mem_id {
-- 
2.50.0



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