drm/amdgpu: add an interface of amdgpu_dpm_set_mmhub_powergating_by_smu

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>

2 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
index c489c69fb5ed..bd745a4fae0c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h
@@ -375,6 +375,10 @@ enum amdgpu_pcie_gen {
                 ((adev)->powerplay.pp_funcs->odn_edit_dpm_table(\
                         (adev)->powerplay.pp_handle, type, parameter, size))
 
+#define amdgpu_dpm_set_mmhub_powergating_by_smu(adev) \
+                ((adev)->powerplay.pp_funcs->set_mmhub_powergating_by_smu( \
+                (adev)->powerplay.pp_handle))
+
 struct amdgpu_dpm {
         struct amdgpu_ps        *ps;
         /* number of valid power states */
diff --git a/drivers/gpu/drm/amd/include/kgd_pp_interface.h b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
index 1fc995b2b26f..4f69fe8ca371 100644
--- a/drivers/gpu/drm/amd/include/kgd_pp_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_pp_interface.h
@@ -310,6 +310,7 @@ struct amd_pm_funcs {
         int (*get_power_profile_mode)(void *handle, char *buf);
         int (*set_power_profile_mode)(void *handle, long *input, uint32_t size);
         int (*odn_edit_dpm_table)(void *handle, uint32_t type, long *input, uint32_t size);
+        int (*set_mmhub_powergating_by_smu)(void *handle);
 };
 
 #endif