diff options
Diffstat (limited to 'drivers/pwm/core.c')
| -rw-r--r-- | drivers/pwm/core.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c index 8acbcf5b6673..6e752e148b98 100644 --- a/drivers/pwm/core.c +++ b/drivers/pwm/core.c @@ -325,20 +325,19 @@ EXPORT_SYMBOL_GPL(pwm_adjust_config); * * Returns: 0 on success or a negative error code on failure. */ -int pwm_capture(struct pwm_device *pwm, struct pwm_capture *result, - unsigned long timeout) +static int pwm_capture(struct pwm_device *pwm, struct pwm_capture *result, + unsigned long timeout) { - if (!pwm || !pwm->chip->ops) - return -EINVAL; + struct pwm_chip *chip = pwm->chip; + const struct pwm_ops *ops = chip->ops; - if (!pwm->chip->ops->capture) + if (!ops->capture) return -ENOSYS; guard(mutex)(&pwm_lock); - return pwm->chip->ops->capture(pwm->chip, pwm, result, timeout); + return ops->capture(chip, pwm, result, timeout); } -EXPORT_SYMBOL_GPL(pwm_capture); static struct pwm_chip *pwmchip_find_by_name(const char *name) { |