diff options
| author | Guido Günther <agx@sigxcpu.org> | 2020-01-06 16:48:51 +0100 |
|---|---|---|
| committer | Pavel <pavel@ucw.cz> | 2020-01-07 14:09:01 +0100 |
| commit | 5e9d7b6f433628b3e178bbf1ca62fe1965afe361 (patch) | |
| tree | a2ad9c7d1919aae60b3c6cb1b32db3dd7dd57da7 /drivers/leds | |
| parent | leds: lm3692x: Make sure we don't exceed the maximum LED current (diff) | |
| download | linux-5e9d7b6f433628b3e178bbf1ca62fe1965afe361.tar.xz linux-5e9d7b6f433628b3e178bbf1ca62fe1965afe361.zip | |
leds: lm3692x: Move lm3692x_init and rename to lm3692x_leds_enable
This moves lm3692x_init so it can be used from
lm3692x_brightness_set. Rename to lm3692_leds_enable to pair up
with lm3692x_leds_disable. No functional change.
Signed-off-by: Guido Günther <agx@sigxcpu.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/leds-lm3692x.c | 70 |
1 files changed, 35 insertions, 35 deletions
diff --git a/drivers/leds/leds-lm3692x.c b/drivers/leds/leds-lm3692x.c index 1b056af60bd6..f7fdfaee5ac5 100644 --- a/drivers/leds/leds-lm3692x.c +++ b/drivers/leds/leds-lm3692x.c @@ -165,40 +165,7 @@ static int lm3692x_fault_check(struct lm3692x_led *led) return read_buf; } -static int lm3692x_brightness_set(struct led_classdev *led_cdev, - enum led_brightness brt_val) -{ - struct lm3692x_led *led = - container_of(led_cdev, struct lm3692x_led, led_dev); - int ret; - int led_brightness_lsb = (brt_val >> 5); - - mutex_lock(&led->lock); - - ret = lm3692x_fault_check(led); - if (ret) { - dev_err(&led->client->dev, "Cannot read/clear faults: %d\n", - ret); - goto out; - } - - ret = regmap_write(led->regmap, LM3692X_BRT_MSB, brt_val); - if (ret) { - dev_err(&led->client->dev, "Cannot write MSB: %d\n", ret); - goto out; - } - - ret = regmap_write(led->regmap, LM3692X_BRT_LSB, led_brightness_lsb); - if (ret) { - dev_err(&led->client->dev, "Cannot write LSB: %d\n", ret); - goto out; - } -out: - mutex_unlock(&led->lock); - return ret; -} - -static int lm3692x_init(struct lm3692x_led *led) +static int lm3692x_leds_enable(struct lm3692x_led *led) { int enable_state; int ret, reg_ret; @@ -322,6 +289,39 @@ out: return ret; } +static int lm3692x_brightness_set(struct led_classdev *led_cdev, + enum led_brightness brt_val) +{ + struct lm3692x_led *led = + container_of(led_cdev, struct lm3692x_led, led_dev); + int ret; + int led_brightness_lsb = (brt_val >> 5); + + mutex_lock(&led->lock); + + ret = lm3692x_fault_check(led); + if (ret) { + dev_err(&led->client->dev, "Cannot read/clear faults: %d\n", + ret); + goto out; + } + + ret = regmap_write(led->regmap, LM3692X_BRT_MSB, brt_val); + if (ret) { + dev_err(&led->client->dev, "Cannot write MSB: %d\n", ret); + goto out; + } + + ret = regmap_write(led->regmap, LM3692X_BRT_LSB, led_brightness_lsb); + if (ret) { + dev_err(&led->client->dev, "Cannot write LSB: %d\n", ret); + goto out; + } +out: + mutex_unlock(&led->lock); + return ret; +} + static enum led_brightness lm3692x_max_brightness(struct lm3692x_led *led, u32 max_cur) { @@ -451,7 +451,7 @@ static int lm3692x_probe(struct i2c_client *client, if (ret) return ret; - ret = lm3692x_init(led); + ret = lm3692x_leds_enable(led); if (ret) return ret; |