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Re: [PATCH v2] i2c: enable i2c device to suspend/resume asynchronously

From Wolfram Sang <wsa@the-dreams.de>
Newsgroups linux.kernel
Subject Re: [PATCH v2] i2c: enable i2c device to suspend/resume asynchronously
Date 2015-10-20 17:10 +0200
Message-ID <qlGI2-7mo-29@gated-at.bofh.it> (permalink)
References <qc8cy-3kh-17@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Thu, Sep 24, 2015 at 02:26:23PM +0800, Fu, Zhonghui wrote:
> Now, PM core supports asynchronous suspend/resume mode for devices
> during system suspend/resume, and the power state transition of one
> device may be completed in separate kernel thread. PM core ensures
> all power state transition timing dependency between devices. This
> patch enables i2c device to suspend/resume asynchronously. This will
> take advantage of multicore and improve system suspend/resume speed.
> 
> Signed-off-by: Zhonghui Fu <zhonghui.fu@linux.intel.com>

Does it always work when say a PMIC or clock controller is connected to
the I2C bus?

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Re: [PATCH v2] i2c: enable i2c device to suspend/resume  asynchronously Wolfram Sang <wsa@the-dreams.de> - 2015-10-20 17:10 +0200

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