diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 47 |
1 files changed, 25 insertions, 22 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c index b024070ad1cf..41e648d56eca 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c @@ -296,7 +296,7 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev) struct amdgpu_xgmi *entry; struct amdgpu_device *tmp_adev = NULL; - int count = 0, ret = -EINVAL; + int count = 0, ret = 0; if (!adev->gmc.xgmi.supported) return 0; @@ -337,29 +337,32 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev) top_info->num_nodes = count; hive->number_devices = count; - list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { - /* update node list for other device in the hive */ - if (tmp_adev != adev) { - top_info = &tmp_adev->psp.xgmi_context.top_info; - top_info->nodes[count - 1].node_id = adev->gmc.xgmi.node_id; - top_info->num_nodes = count; + if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP)) { + list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { + /* update node list for other device in the hive */ + if (tmp_adev != adev) { + top_info = &tmp_adev->psp.xgmi_context.top_info; + top_info->nodes[count - 1].node_id = + adev->gmc.xgmi.node_id; + top_info->num_nodes = count; + } + ret = amdgpu_xgmi_update_topology(hive, tmp_adev); + if (ret) + goto exit; } - ret = amdgpu_xgmi_update_topology(hive, tmp_adev); - if (ret) - goto exit; - } - /* get latest topology info for each device from psp */ - list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { - ret = psp_xgmi_get_topology_info(&tmp_adev->psp, count, - &tmp_adev->psp.xgmi_context.top_info); - if (ret) { - dev_err(tmp_adev->dev, - "XGMI: Get topology failure on device %llx, hive %llx, ret %d", - tmp_adev->gmc.xgmi.node_id, - tmp_adev->gmc.xgmi.hive_id, ret); - /* To do : continue with some node failed or disable the whole hive */ - goto exit; + /* get latest topology info for each device from psp */ + list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { + ret = psp_xgmi_get_topology_info(&tmp_adev->psp, count, + &tmp_adev->psp.xgmi_context.top_info); + if (ret) { + dev_err(tmp_adev->dev, + "XGMI: Get topology failure on device %llx, hive %llx, ret %d", + tmp_adev->gmc.xgmi.node_id, + tmp_adev->gmc.xgmi.hive_id, ret); + /* To do : continue with some node failed or disable the whole hive */ + goto exit; + } } } |