linux-kernel - [PATCH v1 3/3] pwm: core: Make of_pwm

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Message-Id: <20220806152517.78159-3-andriy.shevchenko@linux.intel.com>
Date:   Sat,  6 Aug 2022 18:25:17 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Guenter Roeck <linux@...ck-us.net>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pwm@...r.kernel.org,
        linux-hwmon@...r.kernel.org
Cc:     Jonathan Corbet <corbet@....net>,
        Thierry Reding <thierry.reding@...il.com>,
        Jean Delvare <jdelvare@...e.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Subject: [PATCH v1 3/3] pwm: core: Make of_pwm_get() static

There are no users outside of PWM core of the of_pwm_get().
Make it static.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/pwm/core.c  |  5 ++---
 include/linux/pwm.h | 10 ----------
 2 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/pwm/core.c b/drivers/pwm/core.c
index dc1b7263a0b0..cfe3a0327471 100644
--- a/drivers/pwm/core.c
+++ b/drivers/pwm/core.c
@@ -734,8 +734,8 @@ static struct device_link *pwm_device_link_add(struct device *dev,
  * Returns: A pointer to the requested PWM device or an ERR_PTR()-encoded
  * error code on failure.
  */
-struct pwm_device *of_pwm_get(struct device *dev, struct device_node *np,
-			      const char *con_id)
+static struct pwm_device *of_pwm_get(struct device *dev, struct device_node *np,
+				     const char *con_id)
 {
 	struct pwm_device *pwm = NULL;
 	struct of_phandle_args args;
@@ -797,7 +797,6 @@ struct pwm_device *of_pwm_get(struct device *dev, struct device_node *np,
 
 	return pwm;
 }
-EXPORT_SYMBOL_GPL(of_pwm_get);
 
 /**
  * acpi_pwm_get() - request a PWM via parsing "pwms" property in ACPI
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 572ba92e4206..d70c6e5a839d 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -403,8 +403,6 @@ struct pwm_device *of_pwm_single_xlate(struct pwm_chip *pc,
 				       const struct of_phandle_args *args);
 
 struct pwm_device *pwm_get(struct device *dev, const char *con_id);
-struct pwm_device *of_pwm_get(struct device *dev, struct device_node *np,
-			      const char *con_id);
 void pwm_put(struct pwm_device *pwm);
 
 struct pwm_device *devm_pwm_get(struct device *dev, const char *con_id);
@@ -495,14 +493,6 @@ static inline struct pwm_device *pwm_get(struct device *dev,
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct pwm_device *of_pwm_get(struct device *dev,
-					    struct device_node *np,
-					    const char *con_id)
-{
-	might_sleep();
-	return ERR_PTR(-ENODEV);
-}
-
 static inline void pwm_put(struct pwm_device *pwm)
 {
 	might_sleep();
-- 
2.35.1