From 07bc768afb0a1c638f4eb054aaed9eaa291132de Mon Sep 17 00:00:00 2001 From: Jonathan Kim Date: Tue, 9 Aug 2022 12:58:58 -0400 Subject: [PATCH] drm/amdgpu: reflect psp xgmi topology info for gfx9.4.3 Similar to GFX9.4.2 non-A+A devices, GFX9.4.3 psp xgmi topology info is half duplex and requires the driver to fill in the bidirectional info. Signed-off-by: Jonathan Kim Reviewed-by: Shiwu Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index aa37b70..dd7f6d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -1254,8 +1254,9 @@ int psp_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id) static bool psp_xgmi_peer_link_info_supported(struct psp_context *psp) { - return psp->adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 2) && - psp->xgmi_context.context.bin_desc.fw_version >= 0x2000000b; + return (psp->adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 2) && + psp->xgmi_context.context.bin_desc.fw_version >= 0x2000000b) || + psp->adev->ip_versions[MP0_HWIP][0] >= IP_VERSION(13, 0, 6); } /* @@ -1363,6 +1364,9 @@ int psp_xgmi_get_topology_info(struct psp_context *psp, /* Invoke xgmi ta again to get the link information */ if (psp_xgmi_peer_link_info_supported(psp)) { struct ta_xgmi_cmd_get_peer_link_info_output *link_info_output; + bool requires_reflection = + (psp->xgmi_context.supports_extended_data && get_extended_data) || + psp->adev->ip_versions[MP0_HWIP][0] == IP_VERSION(13, 0, 6); xgmi_cmd->cmd_id = TA_COMMAND_XGMI__GET_PEER_LINKS; @@ -1380,8 +1384,7 @@ int psp_xgmi_get_topology_info(struct psp_context *psp, link_info_output->nodes[i].num_links; /* reflect the topology information for bi-directionality */ - if (psp->xgmi_context.supports_extended_data && - get_extended_data && topology->nodes[i].num_hops) + if (requires_reflection && topology->nodes[i].num_hops) psp_xgmi_reflect_topology_info(psp, topology->nodes[i]); } } -- 2.7.4