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Commit 3796ce1d authored by Alexandre Belloni's avatar Alexandre Belloni Committed by Thierry Reding
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pwm: add period and polarity to struct pwm_lookup 



Add period and polarity members to struct pwm_lookup so that platforms
using the lookup table can be treated the same way as those using the
device tree.

Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: default avatarThierry Reding <thierry.reding@gmail.com>
parent 9c88669c

drivers/pwm/core.c

+7 −1
Original line number Diff line number Diff line
@@ -661,10 +661,16 @@ struct pwm_device *pwm_get(struct device *dev, const char *con_id) 
		}

	}



	mutex_unlock(&pwm_lookup_lock);



	if (chip)

		pwm = pwm_request_from_chip(chip, index, con_id ?: dev_id);

	if (IS_ERR(pwm))

		return pwm;



	pwm_set_period(pwm, p->period);

	pwm_set_polarity(pwm, p->polarity);



	mutex_unlock(&pwm_lookup_lock);



	return pwm;

}

include/linux/pwm.h

+2 −0
Original line number Diff line number Diff line
@@ -274,6 +274,8 @@ struct pwm_lookup { 
	unsigned int index;

	const char *dev_id;

	const char *con_id;

	unsigned int period;

	enum pwm_polarity polarity;

};



#define PWM_LOOKUP(_provider, _index, _dev_id, _con_id)	\