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drm/amdgpu: add and populate the port num into xgmi topology info

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The port num info is firstly introduced with 20.00.01.13 xgmi ta and
make them as part of topology info.

Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Shiwu Zhang 2023-10-31 11:02:49 +08:00 committed by Alex Deucher
parent 5e8a0d3598
commit 9ddea8c977
2 changed files with 6 additions and 0 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
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@ -1473,6 +1473,11 @@ int psp_xgmi_get_topology_info(struct psp_context *psp,
topology->nodes[i].num_links = (requires_reflection && topology->nodes[i].num_links) ?
topology->nodes[i].num_links : node_num_links;
}
/* popluate the connected port num info if supported and available */
if (ta_port_num_support && topology->nodes[i].num_links) {
memcpy(topology->nodes[i].port_num, link_extend_info_output->nodes[i].port_num,
sizeof(struct xgmi_connected_port_num) * TA_XGMI__MAX_PORT_NUM);
}
/* reflect the topology information for bi-directionality */
if (requires_reflection && topology->nodes[i].num_hops)

1
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
View File

@ -150,6 +150,7 @@ struct psp_xgmi_node_info {
uint8_t is_sharing_enabled;
enum ta_xgmi_assigned_sdma_engine sdma_engine;
uint8_t num_links;
struct xgmi_connected_port_num port_num[TA_XGMI__MAX_PORT_NUM];
};
struct psp_xgmi_topology_info {