diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-11 09:24:26 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-11 09:24:26 -0800 |
commit | 5643f000c1e10ab991182478b76550e1364c3570 (patch) | |
tree | 950b2f61a5dd742de1c668ba968a9c8a99f1eab6 /drivers/base/platform.c | |
parent | 177294d19174cf92de22434bb1fc9a8ecdbbe658 (diff) | |
parent | 3ae5eaec1d2d9c0cf53745352e7d4b152810ba24 (diff) |
Merge master.kernel.org:/home/rmk/linux-2.6-drvmodel
Diffstat (limited to 'drivers/base/platform.c')
-rw-r--r-- | drivers/base/platform.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c index 6d4736e89f1..8827dafba94 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -20,6 +20,8 @@ #include "base.h" +#define to_platform_driver(drv) (container_of((drv), struct platform_driver, driver)) + struct device platform_bus = { .bus_id = "platform", }; @@ -354,6 +356,77 @@ error: return ERR_PTR(retval); } +static int platform_drv_probe(struct device *_dev) +{ + struct platform_driver *drv = to_platform_driver(_dev->driver); + struct platform_device *dev = to_platform_device(_dev); + + return drv->probe(dev); +} + +static int platform_drv_remove(struct device *_dev) +{ + struct platform_driver *drv = to_platform_driver(_dev->driver); + struct platform_device *dev = to_platform_device(_dev); + + return drv->remove(dev); +} + +static void platform_drv_shutdown(struct device *_dev) +{ + struct platform_driver *drv = to_platform_driver(_dev->driver); + struct platform_device *dev = to_platform_device(_dev); + + drv->shutdown(dev); +} + +static int platform_drv_suspend(struct device *_dev, pm_message_t state) +{ + struct platform_driver *drv = to_platform_driver(_dev->driver); + struct platform_device *dev = to_platform_device(_dev); + + return drv->suspend(dev, state); +} + +static int platform_drv_resume(struct device *_dev) +{ + struct platform_driver *drv = to_platform_driver(_dev->driver); + struct platform_device *dev = to_platform_device(_dev); + + return drv->resume(dev); +} + +/** + * platform_driver_register + * @drv: platform driver structure + */ +int platform_driver_register(struct platform_driver *drv) +{ + drv->driver.bus = &platform_bus_type; + if (drv->probe) + drv->driver.probe = platform_drv_probe; + if (drv->remove) + drv->driver.remove = platform_drv_remove; + if (drv->shutdown) + drv->driver.shutdown = platform_drv_shutdown; + if (drv->suspend) + drv->driver.suspend = platform_drv_suspend; + if (drv->resume) + drv->driver.resume = platform_drv_resume; + return driver_register(&drv->driver); +} +EXPORT_SYMBOL_GPL(platform_driver_register); + +/** + * platform_driver_unregister + * @drv: platform driver structure + */ +void platform_driver_unregister(struct platform_driver *drv) +{ + driver_unregister(&drv->driver); +} +EXPORT_SYMBOL_GPL(platform_driver_unregister); + /** * platform_match - bind platform device to platform driver. |