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Message-ID: <20240607084416.897777-8-u.kleine-koenig@baylibre.com>
Date: Fri, 7 Jun 2024 10:44:17 +0200
From: "Uwe Kleine-König" <ukleinek@...libre.com>
To: Benson Leung <bleung@...omium.org>
Cc: Guenter Roeck <groeck@...omium.org>,
linux-pwm@...r.kernel.org,
chrome-platform@...ts.linux.dev,
linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] 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@...libre.com>
---
drivers/pwm/core.c | 8 +++-----
include/linux/pwm.h | 12 ------------
2 files changed, 3 insertions(+), 17 deletions(-)
diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index 18574857641e..76969d5052af 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -394,9 +394,9 @@ static int pwm_device_request(struct pwm_device *pwm, const char *label)
* chip. A negative error code is returned if the index is not valid for the
* specified PWM chip or if the PWM device cannot be requested.
*/
-struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
- unsigned int index,
- const char *label)
+static struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
+ unsigned int index,
+ const char *label)
{
struct pwm_device *pwm;
int err;
@@ -414,8 +414,6 @@ struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
mutex_unlock(&pwm_lock);
return pwm;
}
-EXPORT_SYMBOL_GPL(pwm_request_from_chip);
-
struct pwm_device *
of_pwm_xlate_with_flags(struct pwm_chip *chip, const struct of_phandle_args *args)
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 60b92c2c75ef..3ac1a04acc0e 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -407,10 +407,6 @@ void pwmchip_remove(struct pwm_chip *chip);
int __devm_pwmchip_add(struct device *dev, struct pwm_chip *chip, struct module *owner);
#define devm_pwmchip_add(dev, chip) __devm_pwmchip_add(dev, chip, THIS_MODULE)
-struct pwm_device *pwm_request_from_chip(struct pwm_chip *chip,
- unsigned int index,
- const char *label);
-
struct pwm_device *of_pwm_xlate_with_flags(struct pwm_chip *chip,
const struct of_phandle_args *args);
struct pwm_device *of_pwm_single_xlate(struct pwm_chip *chip,
@@ -505,14 +501,6 @@ 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)
-{
- might_sleep();
- return ERR_PTR(-ENODEV);
-}
-
static inline struct pwm_device *pwm_get(struct device *dev,
const char *consumer)
{
--
2.43.0
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