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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-01-26 12:01:18 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-02-09 16:34:50 +0100
commit6bd72f0562142ddae26a052cfc4e578ad6953d06 (patch)
tree0f23bed8b44dba93ecab8f79c48e2f934423658f /arch/arm
parentARM: sa1111: implement support for sparse IRQs (diff)
downloadlinux-6bd72f0562142ddae26a052cfc4e578ad6953d06.tar.xz
linux-6bd72f0562142ddae26a052cfc4e578ad6953d06.zip
ARM: sa1111: add shutdown hook to sa1111_driver structure
Add a shutdown hook to the sa1111_driver structure to allow drivers to be notified of system reboots and shutdowns. Acked-by: Nicolas Pitre <nico@linaro.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/common/sa1111.c9
-rw-r--r--arch/arm/include/asm/hardware/sa1111.h1
2 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index b64a3360c8c2..b0f93628dcd7 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -1348,6 +1348,14 @@ static int sa1111_bus_resume(struct device *dev)
return ret;
}
+static void sa1111_bus_shutdown(struct device *dev)
+{
+ struct sa1111_driver *drv = SA1111_DRV(dev->driver);
+
+ if (drv && drv->shutdown)
+ drv->shutdown(SA1111_DEV(dev));
+}
+
static int sa1111_bus_probe(struct device *dev)
{
struct sa1111_dev *sadev = SA1111_DEV(dev);
@@ -1377,6 +1385,7 @@ struct bus_type sa1111_bus_type = {
.remove = sa1111_bus_remove,
.suspend = sa1111_bus_suspend,
.resume = sa1111_bus_resume,
+ .shutdown = sa1111_bus_shutdown,
};
EXPORT_SYMBOL(sa1111_bus_type);
diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h
index 92ed254c175b..29e320f6f85f 100644
--- a/arch/arm/include/asm/hardware/sa1111.h
+++ b/arch/arm/include/asm/hardware/sa1111.h
@@ -548,6 +548,7 @@ struct sa1111_driver {
int (*remove)(struct sa1111_dev *);
int (*suspend)(struct sa1111_dev *, pm_message_t);
int (*resume)(struct sa1111_dev *);
+ void (*shutdown)(struct sa1111_dev *);
};
#define SA1111_DRV(_d) container_of((_d), struct sa1111_driver, drv)