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authorShiwu Zhang <shiwu.zhang@amd.com>2023-10-31 06:02:49 +0300
committerAlex Deucher <alexander.deucher@amd.com>2023-11-17 08:53:49 +0300
commit9ddea8c9775d9379d71e6ac1519c552461b90b07 (patch)
tree678a287f7650d9c30b25afb2e9b92bb3bc225ccd /drivers
parent5e8a0d3598b47ee5a57708072bdef08816264538 (diff)
downloadlinux-9ddea8c9775d9379d71e6ac1519c552461b90b07.tar.xz
drm/amdgpu: add and populate the port num into xgmi topology info
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c5
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h1
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 32b701cc0376..a21045d018f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -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)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
index 5d36ad3f48c7..c4d9cbde55b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
@@ -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 {