Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
pwm: Make pwm_request_from_chip() private to the core
The last user of this function outside of core.c is gone, so it can be
made static.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: Tzung-Bi Shih <tzungbi@kernel.org>
Link: https://lore.kernel.org/r/20240607084416.897777-8-u.kleine-koenig@baylibre.com
Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>
authored by
Uwe Kleine-König
and committed by
Uwe Kleine-König
d6f66e29
40571a5b
+3
-17
+3
-5
drivers/pwm/core.c
+3
-5
drivers/pwm/core.c
···
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* chip. A negative error code is returned if the index is not valid for the
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* specified PWM chip or if the PWM device cannot be requested.
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*/
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struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
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unsigned int index,
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const char *label)
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+
static struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
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unsigned int index,
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const char *label)
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{
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struct pwm_device *pwm;
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int err;
···
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mutex_unlock(&pwm_lock);
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return pwm;
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}
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EXPORT_SYMBOL_GPL(pwm_request_from_chip);
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-
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struct pwm_device *
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of_pwm_xlate_with_flags(struct pwm_chip *chip, const struct of_phandle_args *args)
-12
include/linux/pwm.h
-12
include/linux/pwm.h
···
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int __devm_pwmchip_add(struct device *dev, struct pwm_chip *chip, struct module *owner);
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#define devm_pwmchip_add(dev, chip) __devm_pwmchip_add(dev, chip, THIS_MODULE)
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struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
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unsigned int index,
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const char *label);
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struct pwm_device *of_pwm_xlate_with_flags(struct pwm_chip *chip,
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const struct of_phandle_args *args);
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struct pwm_device *of_pwm_single_xlate(struct pwm_chip *chip,
···
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static inline int devm_pwmchip_add(struct device *dev, struct pwm_chip *chip)
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{
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return -EINVAL;
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}
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-
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static inline struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
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unsigned int index,
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const char *label)
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{
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might_sleep();
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return ERR_PTR(-ENODEV);
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}
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static inline struct pwm_device *pwm_get(struct device *dev,