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mmc: sdhci-pltfm: export sdhci_pltfm_suspend/resume 

This will be useful when drivers want to reuse either suspend or
resume callback instead of whole of sdhci_pltfm_pmops.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Masahiro Yamada 2017-08-23 13:15:03 +09:00 committed by Ulf Hansson
parent 1ab0d2d79b
commit 83a7b32ac6
3 changed files with 7 additions and 21 deletions
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20
drivers/mmc/host/sdhci-cadence.c
View File

@ -391,24 +391,6 @@ disable_clk:
}
#ifdef CONFIG_PM_SLEEP
static int sdhci_cdns_suspend(struct device *dev)
{
struct sdhci_host *host = dev_get_drvdata(dev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
int ret;
if (host->tuning_mode != SDHCI_TUNING_MODE_3)
mmc_retune_needed(host->mmc);
ret = sdhci_suspend_host(host);
if (ret)
return ret;
clk_disable_unprepare(pltfm_host->clk);
return 0;
}
static int sdhci_cdns_resume(struct device *dev)
{
struct sdhci_host *host = dev_get_drvdata(dev);
@ -438,7 +420,7 @@ disable_clk:
#endif
static const struct dev_pm_ops sdhci_cdns_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(sdhci_cdns_suspend, sdhci_cdns_resume)
SET_SYSTEM_SLEEP_PM_OPS(sdhci_pltfm_suspend, sdhci_cdns_resume)
};
static const struct of_device_id sdhci_cdns_match[] = {

6
drivers/mmc/host/sdhci-pltfm.c
View File

@ -209,7 +209,7 @@ int sdhci_pltfm_unregister(struct platform_device *pdev)
EXPORT_SYMBOL_GPL(sdhci_pltfm_unregister);
#ifdef CONFIG_PM_SLEEP
static int sdhci_pltfm_suspend(struct device *dev)
int sdhci_pltfm_suspend(struct device *dev)
{
struct sdhci_host *host = dev_get_drvdata(dev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
@ -226,8 +226,9 @@ static int sdhci_pltfm_suspend(struct device *dev)
return 0;
}
EXPORT_SYMBOL_GPL(sdhci_pltfm_suspend);
static int sdhci_pltfm_resume(struct device *dev)
int sdhci_pltfm_resume(struct device *dev)
{
struct sdhci_host *host = dev_get_drvdata(dev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
@ -243,6 +244,7 @@ static int sdhci_pltfm_resume(struct device *dev)
return ret;
}
EXPORT_SYMBOL_GPL(sdhci_pltfm_resume);
#endif
const struct dev_pm_ops sdhci_pltfm_pmops = {

2
drivers/mmc/host/sdhci-pltfm.h
View File

@ -109,6 +109,8 @@ static inline void *sdhci_pltfm_priv(struct sdhci_pltfm_host *host)
return host->private;
}
int sdhci_pltfm_suspend(struct device *dev);
int sdhci_pltfm_resume(struct device *dev);
extern const struct dev_pm_ops sdhci_pltfm_pmops;
#endif /* _DRIVERS_MMC_SDHCI_PLTFM_H */