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authorEric Huang <JinHuiEric.Huang@amd.com>2017-09-15 16:33:38 -0400
committerAlex Deucher <alexander.deucher@amd.com>2017-09-26 15:14:16 -0400
commit4d1f9fb721fdfa7789515167d1bd2e42cf87e12e (patch)
tree9ceb24239cde1404be87d16bcf7777b73951097a
parent10cfafd62af4295abc73cbf4531654d4f335ff15 (diff)
drm/amdgpu: add cgs query info of pci bus devfn
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c3
-rw-r--r--drivers/gpu/drm/amd/include/cgs_common.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index e52192051507..383204e911a4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -875,6 +875,9 @@ static int amdgpu_cgs_query_system_info(struct cgs_device *cgs_device,
case CGS_SYSTEM_INFO_PCIE_SUB_SYS_VENDOR_ID:
sys_info->value = adev->pdev->subsystem_vendor;
break;
+ case CGS_SYSTEM_INFO_PCIE_BUS_DEVFN:
+ sys_info->value = adev->pdev->devfn;
+ break;
default:
return -ENODEV;
}
diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h
index 2c1f13e04726..030b14649c4e 100644
--- a/drivers/gpu/drm/amd/include/cgs_common.h
+++ b/drivers/gpu/drm/amd/include/cgs_common.h
@@ -100,6 +100,7 @@ enum cgs_system_info_id {
CGS_SYSTEM_INFO_GFX_SE_INFO,
CGS_SYSTEM_INFO_PCIE_SUB_SYS_ID,
CGS_SYSTEM_INFO_PCIE_SUB_SYS_VENDOR_ID,
+ CGS_SYSTEM_INFO_PCIE_BUS_DEVFN,
CGS_SYSTEM_INFO_ID_MAXIMUM,
};