diff options
| author | Jonathan Kim <jonathan.kim@amd.com> | 2021-05-12 12:26:20 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-07-23 10:07:59 -0400 |
| commit | 331e78187f3a477145819912114b48219f9fa19a (patch) | |
| tree | fe992f427cacc4a63b4bb0909a31d40f792566e7 /drivers/gpu/drm/amd/amdgpu/ta_xgmi_if.h | |
| parent | d8c33180c01fe66c2f808c80401383182673fce1 (diff) | |
drm/amdgpu: add psp command to get num xgmi links between direct peers
The TA can now be invoked to provide the number of xgmi links connecting
a direct source and destination peer.
Non-direct peers will report zero links.
Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/ta_xgmi_if.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/ta_xgmi_if.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/ta_xgmi_if.h b/drivers/gpu/drm/amd/amdgpu/ta_xgmi_if.h index ac2c27b7630c..cce7127afeaa 100644 --- a/drivers/gpu/drm/amd/amdgpu/ta_xgmi_if.h +++ b/drivers/gpu/drm/amd/amdgpu/ta_xgmi_if.h @@ -33,7 +33,8 @@ enum ta_command_xgmi { TA_COMMAND_XGMI__GET_NODE_ID = 0x01, TA_COMMAND_XGMI__GET_HIVE_ID = 0x02, TA_COMMAND_XGMI__GET_GET_TOPOLOGY_INFO = 0x03, - TA_COMMAND_XGMI__SET_TOPOLOGY_INFO = 0x04 + TA_COMMAND_XGMI__SET_TOPOLOGY_INFO = 0x04, + TA_COMMAND_XGMI__GET_PEER_LINKS = 0x0B }; /* XGMI related enumerations */ @@ -75,6 +76,11 @@ struct ta_xgmi_node_info { enum ta_xgmi_assigned_sdma_engine sdma_engine; }; +struct ta_xgmi_peer_link_info { + uint64_t node_id; + uint8_t num_links; +}; + struct ta_xgmi_cmd_initialize_output { uint32_t status; }; @@ -97,6 +103,11 @@ struct ta_xgmi_cmd_get_topology_info_output { struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES]; }; +struct ta_xgmi_cmd_get_peer_link_info_output { + uint32_t num_nodes; + struct ta_xgmi_peer_link_info nodes[TA_XGMI__MAX_CONNECTED_NODES]; +}; + struct ta_xgmi_cmd_set_topology_info_input { uint32_t num_nodes; struct ta_xgmi_node_info nodes[TA_XGMI__MAX_CONNECTED_NODES]; @@ -115,6 +126,7 @@ union ta_xgmi_cmd_output { struct ta_xgmi_cmd_get_node_id_output get_node_id; struct ta_xgmi_cmd_get_hive_id_output get_hive_id; struct ta_xgmi_cmd_get_topology_info_output get_topology_info; + struct ta_xgmi_cmd_get_peer_link_info_output get_link_info; }; /**********************************************************/ |