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mmc: core: Convert the mmc_driver to use the modern PM ops 

Instead of having specific mmc system PM callbacks for the mmc driver,
let's convert to use the common ones.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Ulf Hansson 2014-10-06 11:29:42 +02:00
parent 433b7b1210
commit 0967edc6ef
2 changed files with 12 additions and 18 deletions
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16
drivers/mmc/card/block.c
View File

@ -2516,15 +2516,17 @@ static void mmc_blk_shutdown(struct mmc_card *card)
_mmc_blk_suspend(card);
}
#ifdef CONFIG_PM
static int mmc_blk_suspend(struct mmc_card *card)
#ifdef CONFIG_PM_SLEEP
static int mmc_blk_suspend(struct device *dev)
{
struct mmc_card *card = mmc_dev_to_card(dev);
return _mmc_blk_suspend(card);
}
static int mmc_blk_resume(struct mmc_card *card)
static int mmc_blk_resume(struct device *dev)
{
struct mmc_blk_data *part_md;
struct mmc_card *card = mmc_dev_to_card(dev);
struct mmc_blk_data *md = mmc_get_drvdata(card);
if (md) {
@ -2540,19 +2542,17 @@ static int mmc_blk_resume(struct mmc_card *card)
}
return 0;
}
#else
#define mmc_blk_suspend NULL
#define mmc_blk_resume NULL
#endif
static SIMPLE_DEV_PM_OPS(mmc_blk_pm_ops, mmc_blk_suspend, mmc_blk_resume);
static struct mmc_driver mmc_driver = {
.drv = {
.name = "mmcblk",
.pm = &mmc_blk_pm_ops,
},
.probe = mmc_blk_probe,
.remove = mmc_blk_remove,
.suspend = mmc_blk_suspend,
.resume = mmc_blk_resume,
.shutdown = mmc_blk_shutdown,
};

14
drivers/mmc/core/bus.c
View File

@ -145,16 +145,13 @@ static void mmc_bus_shutdown(struct device *dev)
#ifdef CONFIG_PM_SLEEP
static int mmc_bus_suspend(struct device *dev)
{
struct mmc_driver *drv = to_mmc_driver(dev->driver);
struct mmc_card *card = mmc_dev_to_card(dev);
struct mmc_host *host = card->host;
int ret;
if (dev->driver && drv->suspend) {
ret = drv->suspend(card);
if (ret)
return ret;
}
ret = pm_generic_suspend(dev);
if (ret)
return ret;
ret = host->bus_ops->suspend(host);
return ret;
@ -162,7 +159,6 @@ static int mmc_bus_suspend(struct device *dev)
static int mmc_bus_resume(struct device *dev)
{
struct mmc_driver *drv = to_mmc_driver(dev->driver);
struct mmc_card *card = mmc_dev_to_card(dev);
struct mmc_host *host = card->host;
int ret;
@ -172,9 +168,7 @@ static int mmc_bus_resume(struct device *dev)
pr_warn("%s: error %d during resume (card was removed?)\n",
mmc_hostname(host), ret);
if (dev->driver && drv->resume)
ret = drv->resume(card);
ret = pm_generic_resume(dev);
return ret;
}
#endif