drm/amd/powerplay: partially enable swsmu for vangogh

This patch is to partially enable swSMU for vangogh for the moment.
Signed-off-by: NHuang Rui <ray.huang@amd.com>
Acked-by: NAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: NAaron Liu <aaron.liu@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

@@ -466,6 +466,9 @@ static int smu_late_init(void *handle)
 	struct smu_context *smu = &adev->smu;
 	int ret = 0;
 
+	if (adev->asic_type == CHIP_VANGOGH)
+		return 0;
+
 	if (!smu->pm_enabled)
 		return 0;
 
@@ -1104,6 +1107,9 @@ static int smu_hw_init(void *handle)
 		smu_set_gfx_cgpg(&adev->smu, true);
 	}
 
+	if (adev->asic_type == CHIP_VANGOGH)
+		return 0;
+
 	if (!smu->pm_enabled)
 		return 0;