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mmc: core: check PM_SLEEP for mmc_bus_suspend/resume callbacks 

If PM_SLEEP is not enabled, mmc.c will give warnning since mmc_bus_suspend/
mmc_bus_resume functions are defined but not used. This patch can fix this
warnning.

Reported-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Chuanxiao Dong <chuanxiao.dong@intel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Chuanxiao Dong 2012-04-23 15:18:02 +08:00 committed by Chris Ball
parent 48b332f991
commit 0dd1bfeb6c
1 changed files with 2 additions and 0 deletions
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2
drivers/mmc/core/bus.c
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@ -122,6 +122,7 @@ static int mmc_bus_remove(struct device *dev)
return 0; return 0;
} }
#ifdef CONFIG_PM_SLEEP
static int mmc_bus_suspend(struct device *dev) static int mmc_bus_suspend(struct device *dev)
{ {
struct mmc_driver *drv = to_mmc_driver(dev->driver); struct mmc_driver *drv = to_mmc_driver(dev->driver);
@ -143,6 +144,7 @@ static int mmc_bus_resume(struct device *dev)
ret = drv->resume(card); ret = drv->resume(card);
return ret; return ret;
} }
#endif
#ifdef CONFIG_PM_RUNTIME #ifdef CONFIG_PM_RUNTIME