From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sam Ravnborg Subject: [PATCH v1 06/18] backlight: make of_find_backlight_by_node() static Date: Thu, 14 May 2020 21:09:49 +0200 Message-ID: <20200514191001.457441-7-sam@ravnborg.org> References: <20200514191001.457441-1-sam@ravnborg.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51208 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1730289AbgENTK2 (ORCPT ); Thu, 14 May 2020 15:10:28 -0400 In-Reply-To: <20200514191001.457441-1-sam@ravnborg.org> Sender: linux-pwm-owner@vger.kernel.org List-Id: linux-pwm@vger.kernel.org To: dri-devel@lists.freedesktop.org, Jingoo Han , Lee Jones , Daniel Thompson Cc: Allison Randal , Andy Gross , Bartlomiej Zolnierkiewicz , Bjorn Andersson , Daniel Vetter , David Airlie , Douglas Anderson , Enrico Weigelt , Jani Nikula , Jonathan Corbet , Jyri Sarha , Kate Stewart , Kefeng Wang , Laurent Pinchart , Linus Walleij , linux-arm-msm@vger.kernel.org, linux-pwm@vger.kernel.org, Maarten Lankhorst , Maxime Ripard , Michael There are no external users of of_find_backlight_by_node(). Make it static so we keep it that way. Signed-off-by: Sam Ravnborg Cc: Lee Jones Cc: Daniel Thompson Cc: Jingoo Han --- drivers/video/backlight/backlight.c | 22 +++++++++------------- include/linux/backlight.h | 10 ---------- 2 files changed, 9 insertions(+), 23 deletions(-) diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index 547aa3e1a03a..91dfcf4a2087 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -577,19 +577,9 @@ static int of_parent_match(struct device *dev, const void *data) return dev->parent && dev->parent->of_node == data; } -/** - * of_find_backlight_by_node() - find backlight device by device-tree node - * @node: device-tree node of the backlight device - * - * Returns a pointer to the backlight device corresponding to the given DT - * node or NULL if no such backlight device exists or if the device hasn't - * been probed yet. - * - * This function obtains a reference on the backlight device and it is the - * caller's responsibility to drop the reference by calling put_device() on - * the backlight device's .dev field. - */ -struct backlight_device *of_find_backlight_by_node(struct device_node *node) +/* Find backlight device by device-tree node */ +static struct backlight_device * +of_find_backlight_by_node(struct device_node *node) { struct device *dev; @@ -598,6 +588,12 @@ struct backlight_device *of_find_backlight_by_node(struct device_node *node) return dev ? to_backlight_device(dev) : NULL; } EXPORT_SYMBOL(of_find_backlight_by_node); +#else +static struct backlight_device * +of_find_backlight_by_node(struct device_node *node) +{ + return NULL; +} #endif static struct backlight_device *of_find_backlight(struct device *dev) diff --git a/include/linux/backlight.h b/include/linux/backlight.h index 3d757a850b88..b7839ea9d00a 100644 --- a/include/linux/backlight.h +++ b/include/linux/backlight.h @@ -198,16 +198,6 @@ struct generic_bl_info { void (*kick_battery)(void); }; -#ifdef CONFIG_OF -struct backlight_device *of_find_backlight_by_node(struct device_node *node); -#else -static inline struct backlight_device * -of_find_backlight_by_node(struct device_node *node) -{ - return NULL; -} -#endif - #if IS_ENABLED(CONFIG_BACKLIGHT_CLASS_DEVICE) struct backlight_device *devm_of_find_backlight(struct device *dev); #else -- 2.25.1