linux-kernel - [PATCH] PM / devfreq: Remove unused devfreq_event_reset

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20241022003157.303127-1-linux@treblig.org>
Date: Tue, 22 Oct 2024 01:31:57 +0100
From: linux@...blig.org
To: cw00.choi@...sung.com,
	myungjoo.ham@...sung.com,
	kyungmin.park@...sung.com,
	linux-pm@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	"Dr. David Alan Gilbert" <linux@...blig.org>
Subject: [PATCH] PM / devfreq: Remove unused devfreq_event_reset_event

From: "Dr. David Alan Gilbert" <linux@...blig.org>

devfreq_event_reset_event() was added in 2015 by
commit f262f28c1470 ("PM / devfreq: event: Add devfreq_event class")

but has remained unused.

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
---
 drivers/devfreq/devfreq-event.c | 26 --------------------------
 include/linux/devfreq-event.h   |  6 ------
 2 files changed, 32 deletions(-)

diff --git a/drivers/devfreq/devfreq-event.c b/drivers/devfreq/devfreq-event.c
index 3ebac2496679..a60703374006 100644
--- a/drivers/devfreq/devfreq-event.c
+++ b/drivers/devfreq/devfreq-event.c
@@ -183,32 +183,6 @@ int devfreq_event_get_event(struct devfreq_event_dev *edev,
 }
 EXPORT_SYMBOL_GPL(devfreq_event_get_event);
 
-/**
- * devfreq_event_reset_event() - Reset all opeations of devfreq-event dev.
- * @edev	: the devfreq-event device
- *
- * Note that this function stop all operations of devfreq-event dev and reset
- * the current event data to make the devfreq-event device into initial state.
- */
-int devfreq_event_reset_event(struct devfreq_event_dev *edev)
-{
-	int ret = 0;
-
-	if (!edev || !edev->desc)
-		return -EINVAL;
-
-	if (!devfreq_event_is_enabled(edev))
-		return -EPERM;
-
-	mutex_lock(&edev->lock);
-	if (edev->desc->ops && edev->desc->ops->reset)
-		ret = edev->desc->ops->reset(edev);
-	mutex_unlock(&edev->lock);
-
-	return ret;
-}
-EXPORT_SYMBOL_GPL(devfreq_event_reset_event);
-
 /**
  * devfreq_event_get_edev_by_phandle() - Get the devfreq-event dev from
  *					 devicetree.
diff --git a/include/linux/devfreq-event.h b/include/linux/devfreq-event.h
index 4a50a5c71a5f..461080280de9 100644
--- a/include/linux/devfreq-event.h
+++ b/include/linux/devfreq-event.h
@@ -104,7 +104,6 @@ extern bool devfreq_event_is_enabled(struct devfreq_event_dev *edev);
 extern int devfreq_event_set_event(struct devfreq_event_dev *edev);
 extern int devfreq_event_get_event(struct devfreq_event_dev *edev,
 				struct devfreq_event_data *edata);
-extern int devfreq_event_reset_event(struct devfreq_event_dev *edev);
 extern struct devfreq_event_dev *devfreq_event_get_edev_by_phandle(
 				struct device *dev,
 				const char *phandle_name,
@@ -149,11 +148,6 @@ static inline int devfreq_event_get_event(struct devfreq_event_dev *edev,
 	return -EINVAL;
 }
 
-static inline int devfreq_event_reset_event(struct devfreq_event_dev *edev)
-{
-	return -EINVAL;
-}
-
 static inline struct devfreq_event_dev *devfreq_event_get_edev_by_phandle(
 					struct device *dev,
 					const char *phandle_name,
-- 
2.47.0