drm/amdgpu: add common ip block for dimgrey_cavefish

Same as navy_flounder.

Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Jiansong Chen <Jiansong.Chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -626,6 +626,9 @@ int nv_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_device_ip_block_add(adev, &vcn_v3_0_ip_block);
 		amdgpu_device_ip_block_add(adev, &jpeg_v3_0_ip_block);
 		break;
+	case CHIP_DIMGREY_CAVEFISH:
+		amdgpu_device_ip_block_add(adev, &nv_common_ip_block);
+		break;
 	default:
 		return -EINVAL;
 	}