drm/amdgpu: get number of shade engine by cgs interface.

the num of shade engine was needed to
measure the activity of the graphics core
and to enable di/dt feature.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 9ffdd090d9ec..f4130501c624 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -831,6 +831,9 @@ static int amdgpu_cgs_query_system_info(struct cgs_device *cgs_device,
         case CGS_SYSTEM_INFO_GFX_CU_INFO:
                 sys_info->value = adev->gfx.cu_info.number;
                 break;
+        case CGS_SYSTEM_INFO_GFX_SE_INFO:
+                sys_info->value = adev->gfx.config.max_shader_engines;
+                break;
         default:
                 return -ENODEV;
         }