plat/xilinx/versal/pm_service/pm_svc_main.c

/*
 * Copyright (c) 2019, Xilinx, Inc. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

/*
 * Top-level SMC handler for Versal power management calls and
 * IPI setup functions for communication with PMC.
 */

#include <errno.h>
#include <plat_private.h>
#include "pm_client.h"
#include "pm_ipi.h"

/**
 * pm_setup() - PM service setup
 *
 * @return	On success, the initialization function must return 0.
 *		Any other return value will cause the framework to ignore
 *		the service
 *
 * Initialization functions for Versal power management for
 * communicaton with PMC.
 *
 * Called from sip_svc_setup initialization function with the
 * rt_svc_init signature.
 */
int pm_setup(void)
{
	int status, ret = 0;

	status = pm_ipi_init(primary_proc);

	if (status < 0) {
		INFO("BL31: PM Service Init Failed, Error Code %d!\n", status);
		ret = status;
	}

	return ret;
}