diff options
Diffstat (limited to 'drivers/of/platform.c')
| -rw-r--r-- | drivers/of/platform.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/drivers/of/platform.c b/drivers/of/platform.c index b71d0cd..1ce4c45 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -42,74 +42,6 @@ struct platform_device *of_find_device_by_node(struct device_node *np) } EXPORT_SYMBOL(of_find_device_by_node); -static int platform_driver_probe_shim(struct platform_device *pdev) -{ - struct platform_driver *pdrv; - struct of_platform_driver *ofpdrv; - const struct of_device_id *match; - - pdrv = container_of(pdev->dev.driver, struct platform_driver, driver); - ofpdrv = container_of(pdrv, struct of_platform_driver, platform_driver); - - /* There is an unlikely chance that an of_platform driver might match - * on a non-OF platform device. If so, then of_match_device() will - * come up empty. Return -EINVAL in this case so other drivers get - * the chance to bind. */ - match = of_match_device(pdev->dev.driver->of_match_table, &pdev->dev); - return match ? ofpdrv->probe(pdev, match) : -EINVAL; -} - -static void platform_driver_shutdown_shim(struct platform_device *pdev) -{ - struct platform_driver *pdrv; - struct of_platform_driver *ofpdrv; - - pdrv = container_of(pdev->dev.driver, struct platform_driver, driver); - ofpdrv = container_of(pdrv, struct of_platform_driver, platform_driver); - ofpdrv->shutdown(pdev); -} - -/** - * of_register_platform_driver - */ -int of_register_platform_driver(struct of_platform_driver *drv) -{ - char *of_name; - - /* setup of_platform_driver to platform_driver adaptors */ - drv->platform_driver.driver = drv->driver; - - /* Prefix the driver name with 'of:' to avoid namespace collisions - * and bogus matches. There are some drivers in the tree that - * register both an of_platform_driver and a platform_driver with - * the same name. This is a temporary measure until they are all - * cleaned up --gcl July 29, 2010 */ - of_name = kmalloc(strlen(drv->driver.name) + 5, GFP_KERNEL); - if (!of_name) - return -ENOMEM; - sprintf(of_name, "of:%s", drv->driver.name); - drv->platform_driver.driver.name = of_name; - - if (drv->probe) - drv->platform_driver.probe = platform_driver_probe_shim; - drv->platform_driver.remove = drv->remove; - if (drv->shutdown) - drv->platform_driver.shutdown = platform_driver_shutdown_shim; - drv->platform_driver.suspend = drv->suspend; - drv->platform_driver.resume = drv->resume; - - return platform_driver_register(&drv->platform_driver); -} -EXPORT_SYMBOL(of_register_platform_driver); - -void of_unregister_platform_driver(struct of_platform_driver *drv) -{ - platform_driver_unregister(&drv->platform_driver); - kfree(drv->platform_driver.driver.name); - drv->platform_driver.driver.name = NULL; -} -EXPORT_SYMBOL(of_unregister_platform_driver); - #if defined(CONFIG_PPC_DCR) #include <asm/dcr.h> #endif |
