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. Found-by: Andrew Lunn <andrew@xxxxxxx> Signed-off-by: Chuanxiao Dong <chuanxiao.dong@xxxxxxxxx> --- drivers/mmc/core/bus.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c index c60cee9..9b68933 100644 --- a/drivers/mmc/core/bus.c +++ b/drivers/mmc/core/bus.c @@ -122,6 +122,7 @@ static int mmc_bus_remove(struct device *dev) return 0; } +#ifdef CONFIG_PM_SLEEP static int mmc_bus_suspend(struct device *dev) { 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); return ret; } +#endif #ifdef CONFIG_PM_RUNTIME -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html