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authorAlex Deucher <alexander.deucher@amd.com>2016-02-05 10:34:28 -0500
committerAlex Deucher <alexander.deucher@amd.com>2016-02-08 10:37:46 -0500
commit08d334087617ed9662d40db776c5d2c0a614315a (patch)
treeb2ad14cd4d264afe1e66958f074bda609cf99d9d
parentf997e6f21308f0627c46caed0315ee005ef4775a (diff)
downloadlinux-08d334087617ed9662d40db776c5d2c0a614315a.tar.gz
drm/amdgpu: add a cgs interface to fetch cg and pg flags
Needed to pass the cg and pg info to powerplay. Reviewed-by: Eric Huang <JinHuiEric.Huang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c6
-rw-r--r--drivers/gpu/drm/amd/include/cgs_common.h2
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index a081dda9fa2f6e..7a4b101e10c635 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -795,6 +795,12 @@ static int amdgpu_cgs_query_system_info(void *cgs_device,
case CGS_SYSTEM_INFO_PCIE_MLW:
sys_info->value = adev->pm.pcie_mlw_mask;
break;
+ case CGS_SYSTEM_INFO_CG_FLAGS:
+ sys_info->value = adev->cg_flags;
+ break;
+ case CGS_SYSTEM_INFO_PG_FLAGS:
+ sys_info->value = adev->pg_flags;
+ 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 713aec95469271..aec38fc3834f9d 100644
--- a/drivers/gpu/drm/amd/include/cgs_common.h
+++ b/drivers/gpu/drm/amd/include/cgs_common.h
@@ -109,6 +109,8 @@ enum cgs_system_info_id {
CGS_SYSTEM_INFO_ADAPTER_BDF_ID = 1,
CGS_SYSTEM_INFO_PCIE_GEN_INFO,
CGS_SYSTEM_INFO_PCIE_MLW,
+ CGS_SYSTEM_INFO_CG_FLAGS,
+ CGS_SYSTEM_INFO_PG_FLAGS,
CGS_SYSTEM_INFO_ID_MAXIMUM,
};