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| author | Jonathan Kim <jonathan.kim@amd.com> | 2025-02-10 13:15:48 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-02-25 11:45:12 -0500 |
| commit | 9424a5bf0836347b737ab27da2c22111abf0ede2 (patch) | |
| tree | 98a1086b404af696fafab69b46108d345fb6a3a6 /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | |
| parent | 6f0e68b8c76df15f4af5846e4c8d49b15a550196 (diff) | |
| download | linux-next-9424a5bf0836347b737ab27da2c22111abf0ede2.tar.gz linux-next-9424a5bf0836347b737ab27da2c22111abf0ede2.zip | |
drm/amdgpu: simplify xgmi peer info calls
Deprecate KFD XGMI peer info calls in favour of calling directly from
simplified XGMI peer info functions.
Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index 0312231b703e..4cec3a873995 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -555,48 +555,6 @@ out_put: return r; } -uint8_t amdgpu_amdkfd_get_xgmi_hops_count(struct amdgpu_device *dst, - struct amdgpu_device *src) -{ - struct amdgpu_device *peer_adev = src; - struct amdgpu_device *adev = dst; - int ret = amdgpu_xgmi_get_hops_count(adev, peer_adev); - - if (ret < 0) { - DRM_ERROR("amdgpu: failed to get xgmi hops count between node %d and %d. ret = %d\n", - adev->gmc.xgmi.physical_node_id, - peer_adev->gmc.xgmi.physical_node_id, ret); - ret = 0; - } - return (uint8_t)ret; -} - -int amdgpu_amdkfd_get_xgmi_bandwidth_mbytes(struct amdgpu_device *dst, - struct amdgpu_device *src, - bool is_min) -{ - struct amdgpu_device *adev = dst, *peer_adev; - int num_links; - - if (amdgpu_ip_version(adev, GC_HWIP, 0) < IP_VERSION(9, 4, 2)) - return 0; - - if (src) - peer_adev = src; - - /* num links returns 0 for indirect peers since indirect route is unknown. */ - num_links = is_min ? 1 : amdgpu_xgmi_get_num_links(adev, peer_adev); - if (num_links < 0) { - DRM_ERROR("amdgpu: failed to get xgmi num links between node %d and %d. ret = %d\n", - adev->gmc.xgmi.physical_node_id, - peer_adev->gmc.xgmi.physical_node_id, num_links); - num_links = 0; - } - - /* Aldebaran xGMI DPM is defeatured so assume x16 x 25Gbps for bandwidth. */ - return (num_links * 16 * 25000)/BITS_PER_BYTE; -} - int amdgpu_amdkfd_get_pcie_bandwidth_mbytes(struct amdgpu_device *adev, bool is_min) { int num_lanes_shift = (is_min ? ffs(adev->pm.pcie_mlw_mask) : |