[PATCH] drm/amdgpu: skip set_topology_info for VF

Vignesh Chander Vignesh.Chander at amd.com
Thu Aug 18 17:38:10 UTC 2022


Skip set_topology_info as xgmi TA will now block it
and host needs to program it.

Signed-off-by: Vignesh Chander <Vignesh.Chander at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 1b108d03e785..1a2b4c4b745c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -504,6 +504,9 @@ int amdgpu_xgmi_update_topology(struct amdgpu_hive_info *hive, struct amdgpu_dev
 {
 	int ret;
 
+	if (amdgpu_sriov_vf(adev))
+		return 0;
+
 	/* Each psp need to set the latest topology */
 	ret = psp_xgmi_set_topology_info(&adev->psp,
 					 atomic_read(&hive->number_devices),
-- 
2.25.1



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