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-rw-r--r--drivers/pnp/driver.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c
index 00e9403..12adb43 100644
--- a/drivers/pnp/driver.c
+++ b/drivers/pnp/driver.c
@@ -154,7 +154,7 @@ static int pnp_bus_match(struct device *dev, struct device_driver *drv)
return 1;
}
-static int pnp_bus_suspend(struct device *dev, pm_message_t state)
+static int __pnp_bus_suspend(struct device *dev, pm_message_t state)
{
struct pnp_dev *pnp_dev = to_pnp_dev(dev);
struct pnp_driver *pnp_drv = pnp_dev->driver;
@@ -180,6 +180,16 @@ static int pnp_bus_suspend(struct device *dev, pm_message_t state)
return 0;
}
+static int pnp_bus_suspend(struct device *dev)
+{
+ return __pnp_bus_suspend(dev, PMSG_SUSPEND);
+}
+
+static int pnp_bus_freeze(struct device *dev)
+{
+ return __pnp_bus_suspend(dev, PMSG_FREEZE);
+}
+
static int pnp_bus_resume(struct device *dev)
{
struct pnp_dev *pnp_dev = to_pnp_dev(dev);
@@ -210,14 +220,19 @@ static int pnp_bus_resume(struct device *dev)
return 0;
}
+static const struct dev_pm_ops pnp_bus_dev_pm_ops = {
+ .suspend = pnp_bus_suspend,
+ .freeze = pnp_bus_freeze,
+ .resume = pnp_bus_resume,
+};
+
struct bus_type pnp_bus_type = {
.name = "pnp",
.match = pnp_bus_match,
.probe = pnp_device_probe,
.remove = pnp_device_remove,
.shutdown = pnp_device_shutdown,
- .suspend = pnp_bus_suspend,
- .resume = pnp_bus_resume,
+ .pm = &pnp_bus_dev_pm_ops,
.dev_attrs = pnp_interface_attrs,
};
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