From: Wolfram Sang <wsa@the-dreams.de>
To: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Cc: linux-i2c@vger.kernel.org,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Mika Westerberg <mika.westerberg@linux.intel.com>,
David Box <david.e.box@linux.intel.com>
Subject: Re: [PATCH 1/2] i2c: designware: Keep pm_runtime_enable/_disable calls in sync
Date: Sat, 12 Dec 2015 18:06:06 +0100 [thread overview]
Message-ID: <20151212170606.GC1530@katana> (raw)
In-Reply-To: <1449748124-20744-1-git-send-email-jarkko.nikula@linux.intel.com>
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On Thu, Dec 10, 2015 at 01:48:43PM +0200, Jarkko Nikula wrote:
> On an hardware shared I2C bus (certain Intel Baytrail SoC platforms) the
> runtime PM disable depth keeps increasing over repeated modprobe/rmmod
> cycle because pm_runtime_disable() is called without checking should it
> be disabled already because of bus sharing.
>
> This hasn't made any other harm than dev->power.disable_depth keeps
> increasing but keep it sync by calling pm_runtime_disable() only when
> runtime PM is not disabled.
>
> Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Applied to for-current, thanks!
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prev parent reply other threads:[~2015-12-12 17:06 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-10 11:48 [PATCH 1/2] i2c: designware: Keep pm_runtime_enable/_disable calls in sync Jarkko Nikula
2015-12-10 11:48 ` [PATCH 2/2] i2c: designware: Allow build Baytrail semaphore support when IOSF_MBI=m Jarkko Nikula
2015-12-10 12:59 ` Andy Shevchenko
2015-12-10 13:56 ` Jarkko Nikula
2016-01-04 19:51 ` Wolfram Sang
2016-01-05 22:21 ` David E. Box
2016-04-12 21:27 ` Wolfram Sang
2016-04-12 21:46 ` David E. Box
2016-06-19 17:31 ` Wolfram Sang
2015-12-12 17:06 ` Wolfram Sang [this message]
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