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| author | Shaoyun Liu <shaoyun.liu@amd.com> | 2025-09-11 12:59:00 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-09-15 17:02:44 -0400 |
| commit | 85442bac84666640354c6728fd5d5d241190d960 (patch) | |
| tree | 9ea0e3c6349e278a8ac757e34a8fa71961cacbdd /drivers/gpu/drm/amd/amdgpu | |
| parent | drm/amd: Avoid evicting resources at S5 (diff) | |
| download | linux-85442bac84666640354c6728fd5d5d241190d960.tar.gz linux-85442bac84666640354c6728fd5d5d241190d960.zip | |
drm/amd/amdgpu: Fix the mes version that support inv_tlbs
MES pipe0 will do VM invalidation with engine set 5 when assign VMID to a process,
driver will submit inv_tlb package to mes pipe1. It might run into race condition
if both pipes use the same invalidate engine set. From MES version 0x83 it will use
invalidate engine set 6 for pipe1 to fix the issue
Signed-off-by: Shaoyun Liu <shaoyun.liu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c index 76d3c40735b0..7cc16af1868b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c @@ -337,7 +337,7 @@ static void gmc_v12_0_flush_gpu_tlb_pasid(struct amdgpu_device *adev, int vmid, i; if (adev->enable_uni_mes && adev->mes.ring[AMDGPU_MES_SCHED_PIPE].sched.ready && - (adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 0x81) { + (adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 0x83) { struct mes_inv_tlbs_pasid_input input = {0}; input.pasid = pasid; input.flush_type = flush_type; |