static int rk28_sdmmc0_resume(struct platform_device *pdev)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
int ret = 0;
/*sd card remove/insert occuerd when suspend, do resume work themselve in the isr*/
spin_lock( &sdmmc0_spinlock);
if(sd_cdt_resume)
{
sd_cdt_resume = 0;
spin_unlock( &sdmmc0_spinlock);
return 0;
}
spin_unlock( &sdmmc0_spinlock);
if (mmc)
{
spin_lock( &sdmmc0_spinlock);
sdmmc0_disable_Irq_ForRemoval = 1; //关中断
spin_unlock( &sdmmc0_spinlock);
ret = mmc_resume_host(mmc);
}
spin_lock( &sdmmc0_spinlock);
sd_is_suspend_mmc = 0;
spin_unlock( &sdmmc0_spinlock);
return ret;
}
int msmsdcc_resume(struct platform_device *dev)
{
struct mmc_host *mmc = mmc_get_drvdata(dev);
unsigned long flags;
if (mmc) {
struct msmsdcc_host *host = mmc_priv(mmc);
spin_lock_irqsave(&host->lock, flags);
if (!host->clks_on) {
clk_enable(host->pclk);
clk_enable(host->clk);
host->clks_on = 1;
}
writel(host->saved_irq0mask, host->base + MMCIMASK0);
spin_unlock_irqrestore(&host->lock, flags);
if (mmc->card && mmc->card->type != MMC_TYPE_SDIO)
#ifdef CONFIG_MMC_MSM7X00A_RESUME_IN_WQ
schedule_work(&host->resume_task);
#else
mmc_resume_host(mmc);
if (host->stat_irq)
enable_irq(host->stat_irq);
#endif
else if (host->stat_irq)
enable_irq(host->stat_irq);
}
return 0;
}
static int sslsd_resume(struct platform_device *dev)
{
struct mmc_host *mmc = platform_get_drvdata(dev);
enable_irq(sdhc_irq);
//printk("sslsd: resume level=%d\n", level);
return mmc_resume_host(mmc);
}
static int
msmsdcc_resume(struct platform_device *dev)
{
struct mmc_host *mmc = mmc_get_drvdata(dev);
unsigned long flags;
if (mmc) {
struct msmsdcc_host *host = mmc_priv(mmc);
spin_lock_irqsave(&host->lock, flags);
if (!host->clks_on) {
clk_enable(host->pclk);
clk_enable(host->clk);
host->clks_on = 1;
}
writel(host->saved_irq0mask, host->base + MMCIMASK0);
spin_unlock_irqrestore(&host->lock, flags);
if (mmc->card && mmc->card->type != MMC_TYPE_SDIO)
mmc_resume_host(mmc);
if (host->stat_irq)
enable_irq(host->stat_irq);
}
return 0;
}
static int at91_mci_resume(struct platform_device *pdev)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
int ret = 0;
if (mmc)
ret = mmc_resume_host(mmc);
return ret;
}
static int s3c_hsmmc_resume(struct platform_device *pdev)
{
struct s3c_hsmmc_host *s3c_host = global_host[pdev->id];
struct mmc_host *host = s3c_host->mmc;
s3c_hsmmc_ios_init(s3c_host);
mmc_resume_host(host);
return 0;
}
static int sdhci_bcm2708_resume(struct platform_device *dev)
{
struct sdhci_host *host = (struct sdhci_host *)
platform_get_drvdata(dev);
int ret = 0;
if (host->mmc) {
ret = mmc_resume_host(host->mmc);
}
return ret;
}
static void
do_resume_work(struct work_struct *work)
{
struct msmsdcc_host *host =
container_of(work, struct msmsdcc_host, resume_task);
struct mmc_host *mmc = host->mmc;
if (mmc) {
mmc_resume_host(mmc);
if (host->stat_irq)
enable_irq(host->stat_irq);
}
}
static int at91_mci_resume(struct platform_device *pdev)
{
struct mmc_host *mmc = platform_get_drvdata(pdev);
struct at91mci_host *host = mmc_priv(mmc);
int ret = 0;
if (host->board->det_pin && device_may_wakeup(&pdev->dev))
disable_irq_wake(host->board->det_pin);
if (mmc)
ret = mmc_resume_host(mmc);
return ret;
}
static int mmci_resume(struct amba_device *dev)
{
struct mmc_host *mmc = amba_get_drvdata(dev);
int ret = 0;
if (mmc) {
struct mmci_host *host = mmc_priv(mmc);
writel(MCI_IRQENABLE, host->base + MMCIMASK0);
ret = mmc_resume_host(mmc);
}
return ret;
}
static int imxmci_resume(struct platform_device *dev)
{
struct mmc_host *mmc = platform_get_drvdata(dev);
struct imxmci_host *host;
int ret = 0;
if (mmc) {
host = mmc_priv(mmc);
if(host)
set_bit(IMXMCI_PEND_SET_INIT_b, &host->pending_events);
ret = mmc_resume_host(mmc);
}
return ret;
}
static int ak98_sdio_resume(struct platform_device *dev)
{
struct mmc_host *mmc = platform_get_drvdata(dev);
int ret = 0;
if (mmc) {
struct ak98_mci_host *host = mmc_priv(mmc);
writel(MCI_IRQENABLE, host->base + AK88MCIMASK0);
ret = mmc_resume_host(mmc);
}
return ret;
}
static int s3c_sdi_resume(struct device *dev, u32 level)
{
struct platform_device* pdev = to_platform_device(dev);
struct mmc_host *mmc = platform_get_drvdata(pdev);
struct s3c_sdi_host *host = mmc_priv(mmc);
int ret = 0;
if (host && (level == RESUME_POWER_ON)) {
s3c_dma_request(host->dma,&s3c_sdi_dma_client,NULL);
if (mmc)
ret = mmc_resume_host(mmc);
}
return ret;
}
static int ak98_mci_resume(struct platform_device *dev)
{
struct mmc_host *mmc = platform_get_drvdata(dev);
int ret = 0;
if (mmc) {
struct ak98_mci_host *host = mmc_priv(mmc);
writel(MCI_CMDIRQMASKS | MCI_DATAIRQMASKS, host->base + AK98MCIMASK);
ret = mmc_resume_host(mmc);
}
return ret;
}
/* Routine to resume the MMC device */
static int omap_hsmmc_resume(struct platform_device *pdev)
{
int ret = 0;
struct omap_hsmmc_host *host = platform_get_drvdata(pdev);
if (host && !host->suspended)
return 0;
if (host) {
ret = clk_enable(host->iclk);
if (ret)
goto clk_en_err;
if (mmc_host_enable(host->mmc) != 0) {
clk_disable(host->iclk);
goto clk_en_err;
}
if (host->got_dbclk)
clk_enable(host->dbclk);
omap_hsmmc_conf_bus_power(host);
if (host->pdata->resume) {
ret = host->pdata->resume(&pdev->dev, host->slot_id);
if (ret)
dev_dbg(mmc_dev(host->mmc),
"Unmask interrupt failed\n");
}
omap_hsmmc_protect_card(host);
/* Notify the core to resume the host */
ret = mmc_resume_host(host->mmc);
if (ret == 0)
host->suspended = 0;
mmc_host_lazy_disable(host->mmc);
}
return ret;
clk_en_err:
dev_dbg(mmc_dev(host->mmc),
"Failed to enable MMC clocks during resume\n");
return ret;
}
static int tmio_mmc_resume(struct platform_device *dev)
{
const struct mfd_cell *cell = mfd_get_cell(dev);
struct mmc_host *mmc = platform_get_drvdata(dev);
int ret = 0;
/* Tell the MFD core we are ready to be enabled */
if (cell->resume) {
ret = cell->resume(dev);
if (ret)
goto out;
}
mmc_resume_host(mmc);
out:
return ret;
}
/* Routine to resume the MMC device */
static int omap_mmc_resume(struct platform_device *pdev)
{
int ret = 0;
struct mmc_omap_host *host = platform_get_drvdata(pdev);
if (host && !host->suspended)
return 0;
if (host) {
ret = clk_enable(host->fclk);
if (ret)
goto clk_en_err;
ret = clk_enable(host->iclk);
if (ret) {
clk_disable(host->fclk);
clk_put(host->fclk);
goto clk_en_err;
}
if (clk_enable(host->dbclk) != 0)
dev_dbg(mmc_dev(host->mmc),
"Enabling debounce clk failed\n");
ret = host->pdata->resume(&pdev->dev, host->slot_id);
if (ret)
dev_dbg(mmc_dev(host->mmc),
"Unmask interrupt failed\n");
/* Notify the core to resume the host */
ret = mmc_resume_host(host->mmc);
if (ret == 0)
host->suspended = 0;
}
return ret;
clk_en_err:
dev_dbg(mmc_dev(host->mmc),
"Failed to enable MMC clocks during resume\n");
return ret;
}
static int mmc_omap_resume(struct platform_device *pdev)
{
int i, ret = 0;
struct mmc_omap_host *host = platform_get_drvdata(pdev);
if (host == NULL || !host->suspended)
return 0;
for (i = 0; i < host->nr_slots; i++) {
struct mmc_omap_slot *slot;
slot = host->slots[i];
ret = mmc_resume_host(slot->mmc);
if (ret < 0)
return ret;
host->suspended = 0;
}
return 0;
}
static int
msmsdcc_resume(struct platform_device *dev)
{
struct mmc_host *mmc = mmc_get_drvdata(dev);
struct msmsdcc_host *host = mmc_priv(mmc);
unsigned long flags;
pr_debug("%s ++ entering\n", __func__);
#ifdef CONFIG_MMC_AUTO_SUSPEND
if (!test_and_clear_bit(0, &host->suspended))
return 0;
#endif
if (mmc) {
spin_lock_irqsave(&host->lock, flags);
if (!host->clks_on) {
clk_enable(host->pclk);
clk_enable(host->clk);
host->clks_on = 1;
}
writel(host->mci_irqenable, host->base + MMCIMASK0);
spin_unlock_irqrestore(&host->lock, flags);
if (host->plat->sdiowakeup_irq)
disable_irq(host->plat->sdiowakeup_irq);
if (!mmc->card || mmc->card->type != MMC_TYPE_SDIO) {
#ifdef CONFIG_MMC_MSM7X00A_RESUME_IN_WQ
schedule_work(&host->resume_task);
#else
mmc_resume_host(mmc);
if (host->plat->status_irq)
enable_irq(host->plat->status_irq);
#endif
} else if (host->plat->status_irq)
enable_irq(host->plat->status_irq);
}
pr_debug("%s -- leaving\n", __func__);
return 0;
}
static int
msmsdcc_resume(struct platform_device *dev)
{
//#ifdef LG_FW_SD_CARD
#if 0
printk(KERN_ERR "[yoohoo] msmsdcc_resume : start \n");
return 0;
#else
struct mmc_host *mmc = mmc_get_drvdata(dev);
struct msmsdcc_host *host = mmc_priv(mmc);
unsigned long flags;
#ifdef CONFIG_MMC_AUTO_SUSPEND
if (!test_and_clear_bit(0, &host->suspended))
return 0;
#endif
if (mmc) {
spin_lock_irqsave(&host->lock, flags);
if (!host->clks_on) {
clk_enable(host->pclk);
clk_enable(host->clk);
host->clks_on = 1;
}
writel(MCI_IRQENABLE, host->base + MMCIMASK0);
spin_unlock_irqrestore(&host->lock, flags);
if (!mmc->card || mmc->card->type != MMC_TYPE_SDIO)
#ifdef CONFIG_MMC_MSM7X00A_RESUME_IN_WQ
schedule_work(&host->resume_task);
#else
mmc_resume_host(mmc);
if (host->plat->status_irq)
enable_irq(host->plat->status_irq);
#endif
else if (host->plat->status_irq)
enable_irq(host->plat->status_irq);
}
return 0;
#endif
}
static int stmp3xxx_mmc_resume(struct platform_device *pdev)
{
struct stmp3xxx_mmc_host *host;
struct stmp3xxxmmc_platform_data *mmc_data;
struct mmc_host *mmc;
dev_dbg(&pdev->dev, "Resuming\n");
mmc_data = pdev->dev.platform_data;
mmc = platform_get_drvdata(pdev);
host = mmc_priv(mmc);
clk_enable(host->clk);
if (mmc_data->hw_init)
mmc_data->hw_init();
stmp3xxx_mmc_reset(host);
stmp3xxx_mmc_dma_init(host, 1);
return mmc_resume_host(mmc);
}
/* Routine to resume the MMC device */
static int omap_mmc_resume(struct platform_device *pdev)
{
int ret = 0;
struct mmc_omap_host *host = platform_get_drvdata(pdev);
if (host && !host->suspended){
if (host->card_sleep){/*mmc is sleeping but mmc regulator power on*/
if (mmc_card_can_sleep(host->mmc))
mmc_card_awake(host->mmc);
host->card_sleep = 0;
}
return 0;
}
if (host) {
if (host->card_sleep){
host->card_sleep = 0;
}
if (host->pdata->resume) {
ret = host->pdata->resume(&pdev->dev, host->slot_id);
if (ret)
dev_dbg(mmc_dev(host->mmc),
"Unmask interrupt failed\n");
}
/* Notify the core to resume the host */
ret = mmc_resume_host(host->mmc);
if (ret == 0)
host->suspended = 0;
}
return ret;
}
static int hi_mci_resume(struct platform_device *dev)
{
struct mmc_host *mmc = platform_get_drvdata(dev);
struct himci_host *host;
int ret = 0;
himci_trace(2, "begin");
himci_assert(dev);
if (mmc) {
host = mmc_priv(mmc);
/* enable mmc clk */
hi_mci_sys_ctrl_init(host);
/* enable card */
hi_mci_init_card(host);
ret = mmc_resume_host(mmc);
}
himci_trace(2, "end");
return ret;
}
int ubicom32sd_resume_host(struct ubicom32sd_host *host)
{
int ret;
if (host->flags & UBICOM32SD_USE_DMA) {
if (host->ops->enable_dma)
host->ops->enable_dma(host);
}
ret = request_irq(host->irq, ubicom32sd_irq, IRQF_SHARED,
mmc_hostname(host->mmc), host);
if (ret)
return ret;
ubicom32sd_init(host);
mmiowb();
ret = mmc_resume_host(host->mmc);
if (ret)
return ret;
return 0;
}
static int sunximmc_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct mmc_host *mmc = platform_get_drvdata(pdev);
int ret = 0;
if (mmc)
{
struct sunxi_mmc_host *smc_host = mmc_priv(mmc);
if (smc_host->power_on) {
/* resume pins to correct status */
sunximmc_resume_pins(smc_host);
/* enable mmc hclk */
if (mmc->card && mmc->card->type!=MMC_TYPE_SDIO)
clk_enable(smc_host->hclk);
/* enable mmc mclk */
clk_enable(smc_host->mclk);
/* restore registers */
if (mmc->card && mmc->card->type!=MMC_TYPE_SDIO)
sdxc_regs_restore(smc_host);
sdxc_program_clk(smc_host);
/* enable irq */
enable_irq(smc_host->irq);
}
if (mmc->card && (mmc->card->type!=MMC_TYPE_SDIO || mmc_pm_io_shd_suspend_host()))
ret = mmc_resume_host(mmc);
}
SMC_DBG("smc %d resume\n", pdev->id);
return ret;
}
/* Routine to resume the MMC device */
static int omap_mmc_resume(struct platform_device *pdev)
{
int ret = 0;
struct mmc_omap_host *host = platform_get_drvdata(pdev);
if (host && !host->suspended)
return 0;
if (host) {
if (host->pdata->resume) {
ret = host->pdata->resume(&pdev->dev, host->slot_id);
if (ret)
dev_dbg(mmc_dev(host->mmc),
"Unmask interrupt failed\n");
}
/* Notify the core to resume the host */
ret = mmc_resume_host(host->mmc);
if (ret == 0)
host->suspended = 0;
}
return ret;
}
static int mmc_omap_suspend(struct platform_device *pdev, pm_message_t mesg)
{
int i, ret = 0;
struct mmc_omap_host *host = platform_get_drvdata(pdev);
if (host == NULL || host->suspended)
return 0;
for (i = 0; i < host->nr_slots; i++) {
struct mmc_omap_slot *slot;
slot = host->slots[i];
ret = mmc_suspend_host(slot->mmc, mesg);
if (ret < 0) {
while (--i >= 0) {
slot = host->slots[i];
mmc_resume_host(slot->mmc);
}
return ret;
}
}
host->suspended = 1;
return 0;
}
static int sh_mmcif_resume(struct device *dev)
{
struct sh_mmcif_host *host = dev_get_drvdata(dev);
return mmc_resume_host(host->mmc);
}
static int s3cmci_resume(struct platform_device *dev)
{
struct mmc_host *mmc = platform_get_drvdata(dev);
return mmc_resume_host(mmc);
}
static int sdhci_of_resume(struct of_device *ofdev)
{
struct sdhci_host *host = dev_get_drvdata(&ofdev->dev);
return mmc_resume_host(host->mmc);
}