drm/amdgpu: enable VCE clockgating in Polaris-10/11

VCE clocks are set to be disabled, when not in use.
Signed-off-by: Maruthi Bayyavarapu <maruthi.bayyavarapu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/vce_v3_0.c

@@ -134,7 +134,7 @@ static void vce_v3_0_set_vce_sw_clock_gating(struct amdgpu_device *adev,
 	   accessible but the firmware will throttle the clocks on the
 	   fly as necessary.
 	*/
-	if (gated) {
+	if (!gated) {
 		data = RREG32(mmVCE_CLOCK_GATING_B);
 		data |= 0x1ff;
 		data &= ~0xef0000;

drivers/gpu/drm/amd/amdgpu/vi.c

@@ -937,12 +937,14 @@ static int vi_common_early_init(void *handle)
 		adev->external_rev_id = adev->rev_id + 0x14;
 		break;
 	case CHIP_POLARIS11:
-		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
+		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
+			AMD_CG_SUPPORT_VCE_MGCG;
 		adev->pg_flags = 0;
 		adev->external_rev_id = adev->rev_id + 0x5A;
 		break;
 	case CHIP_POLARIS10:
-		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
+		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
+			AMD_CG_SUPPORT_VCE_MGCG;
 		adev->pg_flags = 0;
 		adev->external_rev_id = adev->rev_id + 0x50;
 		break;