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drm/amdgpu: remove gart_window_lock usage from gmc v12

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This lock was part of the SDMA workaround originally implemented in
gmc_v10_0_flush_gpu_tlb (a70cb2176f moved it to
amdgpu_gmc_flush_gpu_tlb).

This means this lock is useless and be safely dropped.

Signed-off-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Pierre-Eric Pelloux-Prayer 2025-09-15 14:25:44 +02:00 committed by Alex Deucher
parent 0c1beb7cbf
commit c79cf5a7d9
1 changed files with 0 additions and 2 deletions
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2
drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
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@ -312,9 +312,7 @@ static void gmc_v12_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
return; return;
} }
mutex_lock(&adev->mman.gtt_window_lock);
gmc_v12_0_flush_vm_hub(adev, vmid, vmhub, 0); gmc_v12_0_flush_vm_hub(adev, vmid, vmhub, 0);
mutex_unlock(&adev->mman.gtt_window_lock);
return; return;
} }