linux-next/drivers/mmc/core/pwrseq.c

/*
 *  Copyright (C) 2014 Linaro Ltd
 *
 * Author: Ulf Hansson <ulf.hansson@linaro.org>
 *
 * License terms: GNU General Public License (GPL) version 2
 *
 *  MMC power sequence management
 */
#include <linux/mmc/host.h>

#include "pwrseq.h"


int mmc_pwrseq_alloc(struct mmc_host *host)
{
	return 0;
}

void mmc_pwrseq_pre_power_on(struct mmc_host *host)
{
	struct mmc_pwrseq *pwrseq = host->pwrseq;

	if (pwrseq && pwrseq->ops && pwrseq->ops->pre_power_on)
		pwrseq->ops->pre_power_on(host);
}

void mmc_pwrseq_post_power_on(struct mmc_host *host)
{
	struct mmc_pwrseq *pwrseq = host->pwrseq;

	if (pwrseq && pwrseq->ops && pwrseq->ops->post_power_on)
		pwrseq->ops->post_power_on(host);
}

void mmc_pwrseq_power_off(struct mmc_host *host)
{
	struct mmc_pwrseq *pwrseq = host->pwrseq;

	if (pwrseq && pwrseq->ops && pwrseq->ops->power_off)
		pwrseq->ops->power_off(host);
}

void mmc_pwrseq_free(struct mmc_host *host)
{
	struct mmc_pwrseq *pwrseq = host->pwrseq;

	if (pwrseq && pwrseq->ops && pwrseq->ops->free)
		pwrseq->ops->free(host);
}