diff options
Diffstat (limited to 'drivers/misc/tsl2550.c')
| -rw-r--r-- | drivers/misc/tsl2550.c | 45 |
1 files changed, 17 insertions, 28 deletions
diff --git a/drivers/misc/tsl2550.c b/drivers/misc/tsl2550.c index 483ae5f7f68..b00335652e5 100644 --- a/drivers/misc/tsl2550.c +++ b/drivers/misc/tsl2550.c @@ -20,7 +20,6 @@ */ #include <linux/module.h> -#include <linux/init.h> #include <linux/slab.h> #include <linux/i2c.h> #include <linux/mutex.h> @@ -204,7 +203,7 @@ static ssize_t tsl2550_store_power_state(struct device *dev, unsigned long val = simple_strtoul(buf, NULL, 10); int ret; - if (val < 0 || val > 1) + if (val > 1) return -EINVAL; mutex_lock(&data->update_lock); @@ -236,7 +235,7 @@ static ssize_t tsl2550_store_operating_mode(struct device *dev, unsigned long val = simple_strtoul(buf, NULL, 10); int ret; - if (val < 0 || val > 1) + if (val > 1) return -EINVAL; if (data->power_state == 0) @@ -347,7 +346,7 @@ static int tsl2550_init_client(struct i2c_client *client) */ static struct i2c_driver tsl2550_driver; -static int __devinit tsl2550_probe(struct i2c_client *client, +static int tsl2550_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent); @@ -405,7 +404,7 @@ exit: return err; } -static int __devexit tsl2550_remove(struct i2c_client *client) +static int tsl2550_remove(struct i2c_client *client) { sysfs_remove_group(&client->dev.kobj, &tsl2550_attr_group); @@ -417,24 +416,26 @@ static int __devexit tsl2550_remove(struct i2c_client *client) return 0; } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP -static int tsl2550_suspend(struct i2c_client *client, pm_message_t mesg) +static int tsl2550_suspend(struct device *dev) { - return tsl2550_set_power_state(client, 0); + return tsl2550_set_power_state(to_i2c_client(dev), 0); } -static int tsl2550_resume(struct i2c_client *client) +static int tsl2550_resume(struct device *dev) { - return tsl2550_set_power_state(client, 1); + return tsl2550_set_power_state(to_i2c_client(dev), 1); } +static SIMPLE_DEV_PM_OPS(tsl2550_pm_ops, tsl2550_suspend, tsl2550_resume); +#define TSL2550_PM_OPS (&tsl2550_pm_ops) + #else -#define tsl2550_suspend NULL -#define tsl2550_resume NULL +#define TSL2550_PM_OPS NULL -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM_SLEEP */ static const struct i2c_device_id tsl2550_id[] = { { "tsl2550", 0 }, @@ -446,28 +447,16 @@ static struct i2c_driver tsl2550_driver = { .driver = { .name = TSL2550_DRV_NAME, .owner = THIS_MODULE, + .pm = TSL2550_PM_OPS, }, - .suspend = tsl2550_suspend, - .resume = tsl2550_resume, .probe = tsl2550_probe, - .remove = __devexit_p(tsl2550_remove), + .remove = tsl2550_remove, .id_table = tsl2550_id, }; -static int __init tsl2550_init(void) -{ - return i2c_add_driver(&tsl2550_driver); -} - -static void __exit tsl2550_exit(void) -{ - i2c_del_driver(&tsl2550_driver); -} +module_i2c_driver(tsl2550_driver); MODULE_AUTHOR("Rodolfo Giometti <giometti@linux.it>"); MODULE_DESCRIPTION("TSL2550 ambient light sensor driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRIVER_VERSION); - -module_init(tsl2550_init); -module_exit(tsl2550_exit); |