Needed for per CU powergating.
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Acked-by: Christian König <christian.koenig@xxxxxxx>
Signed-off-by: Eric Huang <JinHuiEric.Huang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 5 +++++
drivers/gpu/drm/amd/include/cgs_common.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index bd4571c..08c1e6d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -791,6 +791,7 @@ static int amdgpu_cgs_query_system_info(void *cgs_device,
struct cgs_system_info *sys_info)
{
CGS_FUNC_ADEV;
+ struct amdgpu_cu_info cu_info;
if (NULL == sys_info)
return -ENODEV;
@@ -814,6 +815,10 @@ static int amdgpu_cgs_query_system_info(void *cgs_device,
case CGS_SYSTEM_INFO_PG_FLAGS:
sys_info->value = adev->pg_flags;
break;
+ case CGS_SYSTEM_INFO_GFX_CU_INFO:
+ amdgpu_asic_get_cu_info(adev, &cu_info);
+ sys_info->value = cu_info.number;
+ 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 2cd427a..58c0cef 100644
--- a/drivers/gpu/drm/amd/include/cgs_common.h
+++ b/drivers/gpu/drm/amd/include/cgs_common.h
@@ -112,6 +112,7 @@ enum cgs_system_info_id {
CGS_SYSTEM_INFO_PCIE_MLW,
CGS_SYSTEM_INFO_CG_FLAGS,
CGS_SYSTEM_INFO_PG_FLAGS,
+ CGS_SYSTEM_INFO_GFX_CU_INFO,
CGS_SYSTEM_INFO_ID_MAXIMUM,
};
--
2.5.0
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