Re: [v1] ahci: imx: setup power saving methods

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On Fri, Sep 27, 2013 at 09:14:41AM -0400, Tejun Heo wrote:
> Hello,
> 
> On Fri, Sep 27, 2013 at 04:07:45PM +0800, Richard Zhu wrote:
> > +config AHCI_IMX_PHY_POWER_DOWN_MODE
> > +	bool "Power saving mode when there is no SATA DEV detected on the port"
> > +	depends on AHCI_IMX
> > +	help
> > +	  This option enable the power down mode of the imx ahci when there is
> > +	  no sata device detected on the port, the sata port wouldn't be
> > +	  functional anymore except one system power down, and power up again.
> 
> The last part of the sentence is a bit difficult to understand.  Also,
> I'm not sure whether making this a build option is a good idea.

Agreed.  Why do not we support this unconditionally?

Shawn

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