drm/amdgpu/athub2.0: convert to IP version checking

Use IP versions rather than asic_type to differentiate
IP version specific features.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/athub_v2_0.c

@@ -77,10 +77,9 @@ int athub_v2_0_set_clockgating(struct amdgpu_device *adev,
 	if (amdgpu_sriov_vf(adev))
 		return 0;
 
-	switch (adev->asic_type) {
-	case CHIP_NAVI10:
-	case CHIP_NAVI14:
-	case CHIP_NAVI12:
+	switch (adev->ip_versions[ATHUB_HWIP]) {
+	case IP_VERSION(2, 0, 0):
+	case IP_VERSION(2, 0, 2):
 		athub_v2_0_update_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE);
 		athub_v2_0_update_medium_grain_light_sleep(adev,