[PATCH 1/4] pwm: pca9685: remove unused duty_cycle struct element

Matthias Schiffer
2020-02-26T13:53:05Z

duty_cycle was only set, never read.

Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
---
drivers/pwm/pwm-pca9685.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/pwm/pwm-pca9685.c b/drivers/pwm/pwm-pca9685.c
index b07bdca3d510..19ac97108a64 100644
--- a/drivers/pwm/pwm-pca9685.c
+++ b/drivers/pwm/pwm-pca9685.c
@@ -69,7 +69,6 @@
struct pca9685 {
struct pwm_chip chip;
struct regmap *regmap;
- int duty_ns;
int period_ns;
#if IS_ENABLED(CONFIG_GPIOLIB)
struct mutex lock;
@@ -272,8 +271,6 @@ static int pca9685_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
}
}

- pca->duty_ns = duty_ns;
-
if (duty_ns < 1) {
if (pwm->hwpwm >= PCA9685_MAXCHAN)
reg = PCA9685_ALL_LED_OFF_H;
@@ -449,7 +446,6 @@ static int pca9685_pwm_probe(struct i2c_client *client,
ret);
return ret;
}
- pca->duty_ns = 0;
pca->period_ns = PCA9685_DEFAULT_PERIOD;

i2c_set_clientdata(client, pca);
--
2.17.1