Commit 4b31eb55 authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Uwe Kleine-König
Browse files

pwm: Check for CONFIG_PWM using IS_REACHABLE() in main header 



Preparing CONFIG_PWM becoming tristate the right magic to check for the
availability of the pwm functions is using IS_REACHABLE() and not
IS_ENABLED(). The latter gives the wrong result for built-in code with
CONFIG_PWM=m.

Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@baylibre.com>
Link: https://lore.kernel.org/r/20250217102504.687916-2-u.kleine-koenig@baylibre.com


Signed-off-by: default avatarUwe Kleine-König <ukleinek@kernel.org>
parent 058210e8

include/linux/pwm.h

+2 −2
Original line number Diff line number Diff line
@@ -379,7 +379,7 @@ static inline void pwmchip_set_drvdata(struct pwm_chip *chip, void *data) 
	dev_set_drvdata(&chip->dev, data);

}



#if IS_ENABLED(CONFIG_PWM)

#if IS_REACHABLE(CONFIG_PWM)



/* PWM consumer APIs */

int pwm_round_waveform_might_sleep(struct pwm_device *pwm, struct pwm_waveform *wf);
@@ -661,7 +661,7 @@ struct pwm_lookup { 
	PWM_LOOKUP_WITH_MODULE(_provider, _index, _dev_id, _con_id, _period, \

			       _polarity, NULL)



#if IS_ENABLED(CONFIG_PWM)

#if IS_REACHABLE(CONFIG_PWM)

void pwm_add_table(struct pwm_lookup *table, size_t num);

void pwm_remove_table(struct pwm_lookup *table, size_t num);

#else