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authorVictor Skvortsov <victor.skvortsov@amd.com>2024-03-14 17:27:46 -0400
committerAlex Deucher <alexander.deucher@amd.com>2024-03-20 13:37:38 -0400
commit6bb89d1340425ff030b7bdb0eec53ca6d12d1313 (patch)
tree640fc67997560d75720428a439cd79f4d741afe6
parentdfe9c3cde22957f65476210aec48e3586983d927 (diff)
drm/amdgpu: Skip virt_exchange_init on SDMA poison consumption
Host will initiate an FLR in SDMA poison consumption scenario. Guest should wait for FLR message to re-init data exchange. Signed-off-by: Victor Skvortsov <victor.skvortsov@amd.com> Reviewed-by: Zhigang Luo <zhigang.luo@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
index 77f5b55decf9..a1bad772d932 100644
--- a/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_nv.c
@@ -444,7 +444,8 @@ static void xgpu_nv_ras_poison_handler(struct amdgpu_device *adev,
amdgpu_virt_fini_data_exchange(adev);
xgpu_nv_send_access_requests_with_param(adev,
IDH_RAS_POISON, block, 0, 0);
- amdgpu_virt_init_data_exchange(adev);
+ if (block != AMDGPU_RAS_BLOCK__SDMA)
+ amdgpu_virt_init_data_exchange(adev);
}
}