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authorJingoo Han <jg1.han@samsung.com>2013-04-29 11:55:51 -0700
committerJens Axboe <axboe@kernel.dk>2013-04-29 21:24:02 +0200
commitaed3d67e57ec3d27d64114ab61dab9bcd69fe42f (patch)
tree3148f17bcbe559be6379622001768853d4bcd035 /drivers/block/mg_disk.c
parent2077d947260c620550ba06f76aa4affd0106f4da (diff)
downloadlinux-aed3d67e57ec3d27d64114ab61dab9bcd69fe42f.tar.gz
linux-aed3d67e57ec3d27d64114ab61dab9bcd69fe42f.tar.xz
drivers/block/mg_disk.c: add CONFIG_PM_SLEEP to suspend/resume functions
Add CONFIG_PM_SLEEP to suspend/resume functions to fix the following build warning when CONFIG_PM_SLEEP is not selected. This is because sleep PM callbacks defined by SIMPLE_DEV_PM_OPS are only used when the CONFIG_PM_SLEEP is enabled. drivers/block/mg_disk.c:783:12: warning: 'mg_suspend' defined but not used [-Wunused-function] drivers/block/mg_disk.c:807:12: warning: 'mg_resume' defined but not used [-Wunused-function] Signed-off-by: Jingoo Han <jg1.han@samsung.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/mg_disk.c')
-rw-r--r--drivers/block/mg_disk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index 1788f491e0fb..532bb8935a57 100644
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -780,6 +780,7 @@ static const struct block_device_operations mg_disk_ops = {
.getgeo = mg_getgeo
};
+#ifdef CONFIG_PM_SLEEP
static int mg_suspend(struct device *dev)
{
struct mg_drv_data *prv_data = dev->platform_data;
@@ -824,6 +825,7 @@ static int mg_resume(struct device *dev)
return 0;
}
+#endif
static SIMPLE_DEV_PM_OPS(mg_pm, mg_suspend, mg_resume);