pnp_dev = to_pnp_dev(dev);
pnp_drv = to_pnp_driver(dev->driver);
- pnp_dbg("match found with the PnP device '%s' and the driver '%s'",
- dev->bus_id, pnp_drv->name);
-
error = pnp_device_attach(pnp_dev);
if (error < 0)
return error;
error = 0;
} else
goto fail;
+
return error;
fail:
return 0;
}
+static void pnp_device_shutdown(struct device *dev)
+{
+ struct pnp_dev *pnp_dev = to_pnp_dev(dev);
+ struct pnp_driver *drv = pnp_dev->driver;
+
+ if (drv && drv->shutdown)
+ drv->shutdown(pnp_dev);
+}
+
static int pnp_bus_match(struct device *dev, struct device_driver *drv)
{
struct pnp_dev *pnp_dev = to_pnp_dev(dev);
return error;
}
- if (!(pnp_drv->flags & PNP_DRIVER_RES_DO_NOT_CHANGE) &&
- pnp_can_disable(pnp_dev)) {
+ if (pnp_can_disable(pnp_dev)) {
error = pnp_stop_dev(pnp_dev);
if (error)
return error;
}
- if (pnp_dev->protocol && pnp_dev->protocol->suspend)
+ if (pnp_dev->protocol->suspend)
pnp_dev->protocol->suspend(pnp_dev, state);
return 0;
}
if (!pnp_drv)
return 0;
- if (pnp_dev->protocol && pnp_dev->protocol->resume)
+ if (pnp_dev->protocol->resume)
pnp_dev->protocol->resume(pnp_dev);
- if (!(pnp_drv->flags & PNP_DRIVER_RES_DO_NOT_CHANGE)) {
+ if (pnp_can_write(pnp_dev)) {
error = pnp_start_dev(pnp_dev);
if (error)
return error;
}
- if (pnp_drv->resume)
- return pnp_drv->resume(pnp_dev);
+ if (pnp_drv->resume) {
+ error = pnp_drv->resume(pnp_dev);
+ if (error)
+ return error;
+ }
return 0;
}
.match = pnp_bus_match,
.probe = pnp_device_probe,
.remove = pnp_device_remove,
+ .shutdown = pnp_device_shutdown,
.suspend = pnp_bus_suspend,
.resume = pnp_bus_resume,
+ .dev_attrs = pnp_interface_attrs,
};
int pnp_register_driver(struct pnp_driver *drv)
{
- pnp_dbg("the driver '%s' has been registered", drv->name);
-
drv->driver.name = drv->name;
drv->driver.bus = &pnp_bus_type;
void pnp_unregister_driver(struct pnp_driver *drv)
{
driver_unregister(&drv->driver);
- pnp_dbg("the driver '%s' has been unregistered", drv->name);
}
/**
* pnp_add_id - adds an EISA id to the specified device
- * @id: pointer to a pnp_id structure
* @dev: pointer to the desired device
+ * @id: pointer to an EISA id string
*/
-int pnp_add_id(struct pnp_id *id, struct pnp_dev *dev)
+struct pnp_id *pnp_add_id(struct pnp_dev *dev, char *id)
{
- struct pnp_id *ptr;
+ struct pnp_id *dev_id, *ptr;
+
+ dev_id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
+ if (!dev_id)
+ return NULL;
+
+ dev_id->id[0] = id[0];
+ dev_id->id[1] = id[1];
+ dev_id->id[2] = id[2];
+ dev_id->id[3] = tolower(id[3]);
+ dev_id->id[4] = tolower(id[4]);
+ dev_id->id[5] = tolower(id[5]);
+ dev_id->id[6] = tolower(id[6]);
+ dev_id->id[7] = '\0';
- if (!id)
- return -EINVAL;
- if (!dev)
- return -EINVAL;
- id->next = NULL;
+ dev_id->next = NULL;
ptr = dev->id;
while (ptr && ptr->next)
ptr = ptr->next;
if (ptr)
- ptr->next = id;
+ ptr->next = dev_id;
else
- dev->id = id;
- return 0;
+ dev->id = dev_id;
+
+ return dev_id;
}
EXPORT_SYMBOL(pnp_register_driver);