drm/amdgpu/pm: enable vcn busy sysfs for GC 12.x

Make it visible for the all GC 12.x chips that support it.

Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

Author: alexdeucher

drivers/gpu/drm/amd/pm/amdgpu_pm.c

@@ -2326,7 +2326,9 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
 		      gc_ver == IP_VERSION(11, 5, 0) ||
 		      gc_ver == IP_VERSION(11, 5, 1) ||
 		      gc_ver == IP_VERSION(11, 5, 2) ||
-		      gc_ver == IP_VERSION(11, 5, 3)))
+		      gc_ver == IP_VERSION(11, 5, 3) ||
+		      gc_ver == IP_VERSION(12, 0, 0) ||
+		      gc_ver == IP_VERSION(12, 0, 1)))
 			*states = ATTR_STATE_UNSUPPORTED;
 	} else if (DEVICE_ATTR_IS(pcie_bw)) {
 		/* PCIe Perf counters won't work on APU nodes */