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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>
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1 changed files with 2 additions and 2 deletions
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@ -103,7 +103,7 @@ static inline void pwm_set_period(struct pwm_device *pwm, unsigned int period)
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pwm->period = period;
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}
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static inline unsigned int pwm_get_period(struct pwm_device *pwm)
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static inline unsigned int pwm_get_period(const struct pwm_device *pwm)
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{
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return pwm ? pwm->period : 0;
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}
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@ -114,7 +114,7 @@ static inline void pwm_set_duty_cycle(struct pwm_device *pwm, unsigned int duty)
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pwm->duty_cycle = duty;
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}
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static inline unsigned int pwm_get_duty_cycle(struct pwm_device *pwm)
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static inline unsigned int pwm_get_duty_cycle(const struct pwm_device *pwm)
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{
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return pwm ? pwm->duty_cycle : 0;
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}
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