drm/amdgpu: set asic family and ip blocks for vega12

soc15 just like vega10 and raven.
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>

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

@@ -1471,6 +1471,7 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
 		break;
 #endif
 	case CHIP_VEGA10:
+	case CHIP_VEGA12:
 	case CHIP_RAVEN:
 		if (adev->asic_type == CHIP_RAVEN)
 			adev->family = AMDGPU_FAMILY_RV;