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[v5,1/7] pwm: Add a stub for devm_pwmchip_add()

Message ID 20221117110806.65470-2-andriy.shevchenko@linux.intel.com
State Handled Elsewhere
Headers show
Series pinctrl: intel: Enable PWM optional feature | expand

Commit Message

Andy Shevchenko Nov. 17, 2022, 11:08 a.m. UTC
The devm_pwmchip_add() can be called by a module that optionally
instantiates PWM chip. In the case of CONFIG_PWM=n, the compilation
can't be performed. Hence, add a necessary stub.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Thierry Reding <thierry.reding@gmail.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Uwe Kleine-K├Ânig <u.kleine-koenig@pengutronix.de>
 include/linux/pwm.h | 5 +++++
 1 file changed, 5 insertions(+)
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diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index d70c6e5a839d..bba492eea96c 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -478,6 +478,11 @@  static inline int pwmchip_remove(struct pwm_chip *chip)
 	return -EINVAL;
+static inline int devm_pwmchip_add(struct device *dev, struct pwm_chip *chip)
+	return -EINVAL;
 static inline struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
 						       unsigned int index,
 						       const char *label)