RE: Query: Regulator framework in EHCI driver

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Hi,
> > > If you do stick with this approach you probably want to use snprintf()
> > > and make supply be 6 bytes rather than 5 bytes long.
> > >
> > > > +	for (i = 0 ; i < OMAP3_HS_USB_PORTS ; i++) {
> > > > +		if (omap->port_mode[i] == EHCI_HCD_OMAP_MODE_UNKNOWN)
> > > > +			continue;
> > > > +		if (omap->regulator[i]) {
> > > > +			if (regulator_is_enabled(omap->regulator[i]))
> > > > +				regulator_disable(omap->regulator[i]);
> > > > +			regulator_put(omap->regulator[i]);
> > > > +		}
> > >
> > > For robustness I'd drop the first check for MODE_UNKNOWN here - it
> > > doesn't add anything.
> >
> > MODE_UNKNOWN means that the port is not connected and so no
> > need to check
> > the regulator availability.
> 
> Ajay,
> 
> It's better to check for EHCI_HCD_OMAP_MODE_PHY instead
> of EHCI_HCD_OMAP_MODE_UNKNOWN. The other option is
> EHCI_HCD_OMAP_MODE_TLL, and it will never use a regulator.

Ok fine, I will take this one also in next revision.

-Ajay
> 
> 
> Regards,
> Anand
> 
> >
> > >  You also want to call regulator_disable() before
> > > you free the regulator.
> >
> > It is being done under 'if (regulator_is_enabled)' check.
> >
> > -Ajay
> >
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