diff options
Diffstat (limited to 'drivers/leds/leds-pca9532.c')
| -rw-r--r-- | drivers/leds/leds-pca9532.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c index bf8bb8fc007c..b6e5f48bffe7 100644 --- a/drivers/leds/leds-pca9532.c +++ b/drivers/leds/leds-pca9532.c @@ -45,6 +45,9 @@ struct pca9532_data { struct gpio_chip gpio; #endif const struct pca9532_chip_info *chip_info; + +#define PCA9532_PWM_ID_0 0 +#define PCA9532_PWM_ID_1 1 u8 pwm[2]; u8 psc[2]; }; @@ -181,12 +184,12 @@ static int pca9532_set_brightness(struct led_classdev *led_cdev, led->state = PCA9532_ON; else { led->state = PCA9532_PWM0; /* Thecus: hardcode one pwm */ - err = pca9532_calcpwm(led->client, 0, 0, value); + err = pca9532_calcpwm(led->client, PCA9532_PWM_ID_0, 0, value); if (err) return err; } if (led->state == PCA9532_PWM0) - pca9532_setpwm(led->client, 0); + pca9532_setpwm(led->client, PCA9532_PWM_ID_0); pca9532_setled(led); return err; } @@ -209,11 +212,11 @@ static int pca9532_set_blink(struct led_classdev *led_cdev, /* Thecus specific: only use PSC/PWM 0 */ psc = (*delay_on * 152-1)/1000; - err = pca9532_calcpwm(client, 0, psc, led_cdev->brightness); + err = pca9532_calcpwm(client, PCA9532_PWM_ID_0, psc, led_cdev->brightness); if (err) return err; if (led->state == PCA9532_PWM0) - pca9532_setpwm(led->client, 0); + pca9532_setpwm(led->client, PCA9532_PWM_ID_0); pca9532_setled(led); return 0; @@ -229,9 +232,9 @@ static int pca9532_event(struct input_dev *dev, unsigned int type, /* XXX: allow different kind of beeps with psc/pwm modifications */ if (value > 1 && value < 32767) - data->pwm[1] = 127; + data->pwm[PCA9532_PWM_ID_1] = 127; else - data->pwm[1] = 0; + data->pwm[PCA9532_PWM_ID_1] = 0; schedule_work(&data->work); @@ -246,7 +249,7 @@ static void pca9532_input_work(struct work_struct *work) mutex_lock(&data->update_lock); i2c_smbus_write_byte_data(data->client, PCA9532_REG_PWM(maxleds, 1), - data->pwm[1]); + data->pwm[PCA9532_PWM_ID_1]); mutex_unlock(&data->update_lock); } @@ -475,9 +478,9 @@ pca9532_of_populate_pdata(struct device *dev, struct device_node *np) pdata->gpio_base = -1; - of_property_read_u8_array(np, "nxp,pwm", &pdata->pwm[0], + of_property_read_u8_array(np, "nxp,pwm", &pdata->pwm[PCA9532_PWM_ID_0], ARRAY_SIZE(pdata->pwm)); - of_property_read_u8_array(np, "nxp,psc", &pdata->psc[0], + of_property_read_u8_array(np, "nxp,psc", &pdata->psc[PCA9532_PWM_ID_0], ARRAY_SIZE(pdata->psc)); for_each_available_child_of_node(np, child) { |