linux-kernel - [PATCH v7 1/6] timer: add timer_of

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

Message-Id: <1508752722-4489-2-git-send-email-benjamin.gaignard@linaro.org>
Date:   Mon, 23 Oct 2017 11:58:37 +0200
From:   Benjamin Gaignard <benjamin.gaignard@...aro.org>
To:     robh+dt@...nel.org, mark.rutland@....com, linux@...linux.org.uk,
        mcoquelin.stm32@...il.com, alexandre.torgue@...com,
        daniel.lezcano@...aro.org, tglx@...utronix.de,
        ludovic.barre@...com, julien.thierry@....com
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>
Subject: [PATCH v7 1/6] timer: add timer_of_exit function

Add this exit function to be able to undo what have been done
in timer_of_init().

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...aro.org>
---
 drivers/clocksource/timer-of.c | 12 ++++++++++++
 drivers/clocksource/timer-of.h |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/drivers/clocksource/timer-of.c b/drivers/clocksource/timer-of.c
index c79122d..7c64a5c1 100644
--- a/drivers/clocksource/timer-of.c
+++ b/drivers/clocksource/timer-of.c
@@ -176,3 +176,15 @@ int __init timer_of_init(struct device_node *np, struct timer_of *to)
 		timer_base_exit(&to->of_base);
 	return ret;
 }
+
+void timer_of_exit(struct timer_of *to)
+{
+	if (to->flags & TIMER_OF_IRQ)
+		timer_irq_exit(&to->of_irq);
+
+	if (to->flags & TIMER_OF_CLOCK)
+		timer_clk_exit(&to->of_clk);
+
+	if (to->flags & TIMER_OF_BASE)
+		timer_base_exit(&to->of_base);
+}
diff --git a/drivers/clocksource/timer-of.h b/drivers/clocksource/timer-of.h
index e0d7272..44f57e0 100644
--- a/drivers/clocksource/timer-of.h
+++ b/drivers/clocksource/timer-of.h
@@ -66,4 +66,7 @@ static inline unsigned long timer_of_period(struct timer_of *to)
 
 extern int __init timer_of_init(struct device_node *np,
 				struct timer_of *to);
+
+extern void timer_of_exit(struct timer_of *to);
+
 #endif
-- 
2.7.4