Messages in this thread | | | Date | Mon, 23 Nov 2015 14:25:02 +0800 | From | "Fu, Zhonghui" <> | Subject | Re: [PATCH v2] i2c: enable i2c device to suspend/resume asynchronously |
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On 10/20/2015 11:02 PM, Wolfram Sang wrote: > 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? Sorry for missing this mail.
Yes, it does not care about what device. The sole difference of asynchronous suspend/resume mode is that the suspend/resume operation of one device is carried out in a separate kernel thread, and PM core ensures all related dependency.
Thanks, Zhonghui
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