diff options
| author | Boris Brezillon <boris.brezillon@free-electrons.com> | 2015-07-01 08:21:48 (GMT) |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2015-07-20 07:48:34 (GMT) |
| commit | a1cf42171a2e3c33cbc12bb037795caf0589149b (patch) | |
| tree | ba54b84fff2198e8b0075373f4ade16979ec4a72 | |
| parent | 5c31252c4a86dc591c23f1a951edd52ad791ef0e (diff) | |
| download | linux-a1cf42171a2e3c33cbc12bb037795caf0589149b.tar.xz | |
pwm: Constify PWM device where possible
The PWM argument is not modified in PWM property accessors, make it a
const argument so that the accessors can be used from sysfs.
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
| -rw-r--r-- | include/linux/pwm.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/pwm.h b/include/linux/pwm.h index ec34f4d..d8f6913 100644 --- a/include/linux/pwm.h +++ b/include/linux/pwm.h @@ -103,7 +103,7 @@ static inline void pwm_set_period(struct pwm_device *pwm, unsigned int period) pwm->period = period; } -static inline unsigned int pwm_get_period(struct pwm_device *pwm) +static inline unsigned int pwm_get_period(const struct pwm_device *pwm) { return pwm ? pwm->period : 0; } @@ -114,7 +114,7 @@ static inline void pwm_set_duty_cycle(struct pwm_device *pwm, unsigned int duty) pwm->duty_cycle = duty; } -static inline unsigned int pwm_get_duty_cycle(struct pwm_device *pwm) +static inline unsigned int pwm_get_duty_cycle(const struct pwm_device *pwm) { return pwm ? pwm->duty_cycle : 0; } |