From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sam Ravnborg <sam@ravnborg.org>
Subject: [PATCH v4 18/20] backlight: drop backlight_put()
Date: Fri,  3 Jul 2020 20:45:44 +0200
Message-ID: <20200703184546.144664-19-sam@ravnborg.org>
References: <20200703184546.144664-1-sam@ravnborg.org>
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To: dri-devel@lists.freedesktop.org, Jingoo Han <jingoohan1@gmail.com>, Lee Jones <lee.jones@linaro.org>, Daniel Thompson <daniel.thompson@linaro.org>
Cc: Andy Gross <agross@kernel.org>, Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>, Bjorn Andersson <bjorn.andersson@linaro.org>, Daniel Vetter <daniel.vetter@ffwll.ch>, David Airlie <airlied@linux.ie>, Emil Velikov <emil.l.velikov@gmail.com>, Jonathan Corbet <corbet@lwn.net>, linux-arm-msm@vger.kernel.org, linux-pwm@vger.kernel.org, Maarten Lankhorst <maarten.lankhorst@linux.intel.com>, Maxime Ripard <mripard@kernel.org>, Michael Hennerich <michael.hennerich@analog.com>, patches@opensource.cirrus.com, Support Opensource <support.opensource@diasemi.com>, Thierry Reding <thierry.reding@gmail.com>, Thomas Zimmermann <tzimmermann@suse.de>, Uwe Kleine-Konig <u.kleine-koenig@pengutronix.de>, Peter Ujfalusi <peter.ujfalusi@ti.com>, Tomi Valkeinen <tomi.v>
List-Id: linux-pwm@vger.kernel.org

There are no external users of backlight_put().
Drop it and open code the two users in backlight.c.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Jingoo Han <jingoohan1@gmail.com>
---
 drivers/video/backlight/backlight.c |  7 +++++--
 include/linux/backlight.h           | 10 ----------
 2 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index db8717581ec5..099023771ab1 100644
--- a/drivers/video/backlight/backlight.c
+++ b/drivers/video/backlight/backlight.c
@@ -717,7 +717,10 @@ EXPORT_SYMBOL(of_find_backlight);
 
 static void devm_backlight_release(void *data)
 {
-	backlight_put(data);
+	struct backlight_device *bd = data;
+
+	if (bd)
+		put_device(&bd->dev);
 }
 
 /**
@@ -745,7 +748,7 @@ struct backlight_device *devm_of_find_backlight(struct device *dev)
 		return bd;
 	ret = devm_add_action(dev, devm_backlight_release, bd);
 	if (ret) {
-		backlight_put(bd);
+		put_device(&bd->dev);
 		return ERR_PTR(ret);
 	}
 	return bd;
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index 38db67588b16..f3b484c99789 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -388,16 +388,6 @@ static inline int backlight_disable(struct backlight_device *bd)
 	return backlight_update_status(bd);
 }
 
-/**
- * backlight_put - Drop backlight reference
- * @bd: the backlight device to put
- */
-static inline void backlight_put(struct backlight_device *bd)
-{
-	if (bd)
-		put_device(&bd->dev);
-}
-
 /**
  * backlight_is_blank - Return true if display is expected to be blank
  * @bd: the backlight device
-- 
2.25.1