feat(plat/xilinx/zynqmp): add support for runtime feature config

Add support for runtime feature configuration which are running on the
 firmware. Add new IOCTL IDs like IOCTL_SET_FEATURE_CONFIG and
 IOCTL_GET_FEATURE_CONFIG for configuring the features.

Signed-off-by: Ronak Jain <ronak.jain@xilinx.com>
Change-Id: I976aef15932783a25396b2adeb4c8f140cc87e79
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c b/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c
index f165fb0..9c5af88 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_ioctl.c
@@ -677,6 +677,10 @@
 	case IOCTL_AFI:
 		ret = pm_ioctl_afi(arg1, arg2);
 		break;
+	case IOCTL_SET_FEATURE_CONFIG:
+	case IOCTL_GET_FEATURE_CONFIG:
+		ret = pm_feature_config(ioctl_id, arg1, arg2, value);
+		break;
 	default:
 		ret = PM_RET_ERROR_NOTSUPPORTED;
 		break;