diff options
Diffstat (limited to 'drivers/leds/leds-bd2802.c')
| -rw-r--r-- | drivers/leds/leds-bd2802.c | 40 |
1 files changed, 15 insertions, 25 deletions
diff --git a/drivers/leds/leds-bd2802.c b/drivers/leds/leds-bd2802.c index 591cbdf5a04..6078c15d345 100644 --- a/drivers/leds/leds-bd2802.c +++ b/drivers/leds/leds-bd2802.c @@ -26,8 +26,8 @@ #define BD2802_LED_OFFSET 0xa #define BD2802_COLOR_OFFSET 0x3 -#define BD2802_REG_CLKSETUP 0x00 -#define BD2802_REG_CONTROL 0x01 +#define BD2802_REG_CLKSETUP 0x00 +#define BD2802_REG_CONTROL 0x01 #define BD2802_REG_HOURSETUP 0x02 #define BD2802_REG_CURRENT1SETUP 0x03 #define BD2802_REG_CURRENT2SETUP 0x04 @@ -93,7 +93,7 @@ struct bd2802_led { * In ADF mode, user can set registers of BD2802GU directly, * therefore BD2802GU doesn't enter reset state. */ - int adf_on; + int adf_on; enum led_ids led_id; enum led_colors color; @@ -328,7 +328,7 @@ static ssize_t bd2802_store_reg##reg_addr(struct device *dev, \ int ret; \ if (!count) \ return -EINVAL; \ - ret = strict_strtoul(buf, 16, &val); \ + ret = kstrtoul(buf, 16, &val); \ if (ret) \ return ret; \ down_write(&led->rwsem); \ @@ -492,7 +492,7 @@ static ssize_t bd2802_store_##attr_name(struct device *dev, \ int ret; \ if (!count) \ return -EINVAL; \ - ret = strict_strtoul(buf, 16, &val); \ + ret = kstrtoul(buf, 16, &val); \ if (ret) \ return ret; \ down_write(&led->rwsem); \ @@ -670,21 +670,19 @@ static void bd2802_unregister_led_classdev(struct bd2802_led *led) led_classdev_unregister(&led->cdev_led1r); } -static int __devinit bd2802_probe(struct i2c_client *client, +static int bd2802_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct bd2802_led *led; struct bd2802_led_platform_data *pdata; int ret, i; - led = kzalloc(sizeof(struct bd2802_led), GFP_KERNEL); - if (!led) { - dev_err(&client->dev, "failed to allocate driver data\n"); + led = devm_kzalloc(&client->dev, sizeof(struct bd2802_led), GFP_KERNEL); + if (!led) return -ENOMEM; - } led->client = client; - pdata = led->pdata = client->dev.platform_data; + pdata = led->pdata = dev_get_platdata(&client->dev); i2c_set_clientdata(client, led); /* Configure RESET GPIO (L: RESET, H: RESET cancel) */ @@ -697,7 +695,7 @@ static int __devinit bd2802_probe(struct i2c_client *client, ret = bd2802_write_byte(client, BD2802_REG_CLKSETUP, 0x00); if (ret < 0) { dev_err(&client->dev, "failed to detect device\n"); - goto failed_free; + return ret; } else dev_info(&client->dev, "return 0x%02x\n", ret); @@ -729,13 +727,10 @@ static int __devinit bd2802_probe(struct i2c_client *client, failed_unregister_dev_file: for (i--; i >= 0; i--) device_remove_file(&led->client->dev, bd2802_attributes[i]); -failed_free: - kfree(led); - return ret; } -static int __exit bd2802_remove(struct i2c_client *client) +static int bd2802_remove(struct i2c_client *client) { struct bd2802_led *led = i2c_get_clientdata(client); int i; @@ -746,13 +741,11 @@ static int __exit bd2802_remove(struct i2c_client *client) bd2802_disable_adv_conf(led); for (i = 0; i < ARRAY_SIZE(bd2802_attributes); i++) device_remove_file(&led->client->dev, bd2802_attributes[i]); - kfree(led); return 0; } -#ifdef CONFIG_PM - +#ifdef CONFIG_PM_SLEEP static void bd2802_restore_state(struct bd2802_led *led) { int i; @@ -789,12 +782,9 @@ static int bd2802_resume(struct device *dev) return 0; } +#endif static SIMPLE_DEV_PM_OPS(bd2802_pm, bd2802_suspend, bd2802_resume); -#define BD2802_PM (&bd2802_pm) -#else /* CONFIG_PM */ -#define BD2802_PM NULL -#endif static const struct i2c_device_id bd2802_id[] = { { "BD2802", 0 }, @@ -805,10 +795,10 @@ MODULE_DEVICE_TABLE(i2c, bd2802_id); static struct i2c_driver bd2802_i2c_driver = { .driver = { .name = "BD2802", - .pm = BD2802_PM, + .pm = &bd2802_pm, }, .probe = bd2802_probe, - .remove = __exit_p(bd2802_remove), + .remove = bd2802_remove, .id_table = bd2802_id, }; |