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drm/amdgpu/psp: add set_topology_info function

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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>
This commit is contained in:
Hawking Zhang 2018-09-29 22:32:42 +08:00 committed by Alex Deucher
parent ec1a975e0b
commit bb8310cc22
1 changed files with 23 additions and 1 deletions
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24
drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
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@ -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)