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| author | Greg KH <gregkh@suse.de> | 2005-04-08 14:53:31 +0900 |
|---|---|---|
| committer | Greg KH <gregkh@suse.de> | 2005-05-03 23:45:15 -0700 |
| commit | c8958177224622411b9979eabb5610e30b06034b (patch) | |
| tree | 09ceb4ce69813c9ac2a3e3c7ea6eff9d5361fe9c | |
| parent | 4c0619add8c3a8b28e7fae8b15cc7b62de2f8148 (diff) | |
| download | op-kernel-dev-c8958177224622411b9979eabb5610e30b06034b.zip op-kernel-dev-c8958177224622411b9979eabb5610e30b06034b.tar.gz | |
[PATCH] PCI: Add pci shutdown ability
Now pci drivers can know when the system is going down without having to
add a reboot notifier event.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/pci/pci-driver.c | 9 | ||||
| -rw-r--r-- | include/linux/pci.h | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index 37b7961..b42466c 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -318,6 +318,14 @@ static int pci_device_resume(struct device * dev) return 0; } +static void pci_device_shutdown(struct device *dev) +{ + struct pci_dev *pci_dev = to_pci_dev(dev); + struct pci_driver *drv = pci_dev->driver; + + if (drv && drv->shutdown) + drv->shutdown(pci_dev); +} #define kobj_to_pci_driver(obj) container_of(obj, struct device_driver, kobj) #define attr_to_driver_attribute(obj) container_of(obj, struct driver_attribute, attr) @@ -385,6 +393,7 @@ int pci_register_driver(struct pci_driver *drv) drv->driver.bus = &pci_bus_type; drv->driver.probe = pci_device_probe; drv->driver.remove = pci_device_remove; + drv->driver.shutdown = pci_device_shutdown, drv->driver.owner = drv->owner; drv->driver.kobj.ktype = &pci_driver_kobj_type; pci_init_dynids(&drv->dynids); diff --git a/include/linux/pci.h b/include/linux/pci.h index 3c89148..cff5ba3 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -671,6 +671,7 @@ struct pci_driver { int (*suspend) (struct pci_dev *dev, pm_message_t state); /* Device suspended */ int (*resume) (struct pci_dev *dev); /* Device woken up */ int (*enable_wake) (struct pci_dev *dev, pci_power_t state, int enable); /* Enable wake event */ + void (*shutdown) (struct pci_dev *dev); struct device_driver driver; struct pci_dynids dynids; |
