From: Javier Martinez Canillas <javier@osg.samsung.com>
To: linux-kernel@vger.kernel.org
Cc: Javier Martinez Canillas <javier@osg.samsung.com>,
linux-omap@vger.kernel.org, Tony Lindgren <tony@atomide.com>,
Lee Jones <lee.jones@linaro.org>
Subject: [PATCH 1/2] mfd: twl6040: Disable and unprepare clk32k in twl6040_power() error path
Date: Wed, 20 Apr 2016 11:16:37 -0400 [thread overview]
Message-ID: <1461165398-12289-1-git-send-email-javier@osg.samsung.com> (raw)
The clk32k clock is prepared and enabled in twl6040_power() but the clock
is left enabled in case of an error while it should be disable/unprepared.
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
---
drivers/mfd/twl6040.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/mfd/twl6040.c b/drivers/mfd/twl6040.c
index 08a693cd38cc..4de92c16dfb8 100644
--- a/drivers/mfd/twl6040.c
+++ b/drivers/mfd/twl6040.c
@@ -300,6 +300,7 @@ int twl6040_power(struct twl6040 *twl6040, int on)
/* use automatic power-up sequence */
ret = twl6040_power_up_automatic(twl6040);
if (ret) {
+ clk_disable_unprepare(twl6040->clk32k);
twl6040->power_count = 0;
goto out;
}
@@ -307,6 +308,7 @@ int twl6040_power(struct twl6040 *twl6040, int on)
/* use manual power-up sequence */
ret = twl6040_power_up_manual(twl6040);
if (ret) {
+ clk_disable_unprepare(twl6040->clk32k);
twl6040->power_count = 0;
goto out;
}
--
2.5.5
next reply other threads:[~2016-04-20 15:16 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-20 15:16 Javier Martinez Canillas [this message]
2016-04-20 15:16 ` [PATCH 2/2] mfd: twl6040: Check clk_prepare_enable() return value in twl6040_power() Javier Martinez Canillas
2016-04-25 16:18 ` Lee Jones
2016-04-25 16:18 ` [PATCH 1/2] mfd: twl6040: Disable and unprepare clk32k in twl6040_power() error path Lee Jones
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