diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2018-09-29 22:32:42 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-11-06 14:02:46 -0500 |
| commit | bb8310cc22d7acd34db72f890c267b513dbc24ff (patch) | |
| tree | da0842156bfcd5f11e95e0ab215b9407576a2df1 /drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | |
| parent | ec1a975e0b186dadb56249b9d415bb93c7219da3 (diff) | |
drm/amdgpu/psp: add set_topology_info function
set_topology_info is used for driver to set current topology info
to xgmi ta
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c index f56f8e376b62..e5dd052d9e06 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c @@ -615,7 +615,29 @@ static int psp_v11_0_xgmi_get_topology_info(struct psp_context *psp, static int psp_v11_0_xgmi_set_topology_info(struct psp_context *psp, int number_devices, struct psp_xgmi_topology_info *topology) { - return 0; + struct ta_xgmi_shared_memory *xgmi_cmd; + struct ta_xgmi_cmd_get_topology_info_input *topology_info_input; + int i; + + if (!topology || topology->num_nodes > TA_XGMI__MAX_CONNECTED_NODES) + return -EINVAL; + + xgmi_cmd = (struct ta_xgmi_shared_memory*)psp->xgmi_context.xgmi_shared_buf; + memset(xgmi_cmd, 0, sizeof(struct ta_xgmi_shared_memory)); + + topology_info_input = &xgmi_cmd->xgmi_in_message.get_topology_info; + xgmi_cmd->cmd_id = TA_COMMAND_XGMI__SET_TOPOLOGY_INFO; + topology_info_input->num_nodes = number_devices; + + for (i = 0; i < topology_info_input->num_nodes; i++) { + topology_info_input->nodes[i].node_id = topology->nodes[i].node_id; + topology_info_input->nodes[i].num_hops = topology->nodes[i].num_hops; + topology_info_input->nodes[i].is_sharing_enabled = topology->nodes[i].is_sharing_enabled; + topology_info_input->nodes[i].sdma_engine = topology->nodes[i].sdma_engine; + } + + /* Invoke xgmi ta to set topology information */ + return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO); } static u64 psp_v11_0_xgmi_get_hive_id(struct psp_context *psp) |