Re: [PATCH v2 6/8] usb: host: ohci-s3c2410 Use clk_prepare_enable/clk_disable_unprepare

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On Wed, Jul 31, 2013 at 04:44:43PM -0400, Alan Stern wrote:
> On Wed, 31 Jul 2013, Tomasz Figa wrote:
> 
> > Alan, Greg,
> > 
> > On Tuesday 23 of July 2013 01:49:23 Tomasz Figa wrote:
> > > This patch modifies the ohci-s3c2410 driver to prepare and unprepare
> > > clocks in addition to enabling and disabling, since it is required
> > > by common clock framework.
> > > 
> > > Signed-off-by: Tomasz Figa <tomasz.figa@xxxxxxxxx>
> > > ---
> > >  drivers/usb/host/ohci-s3c2410.c | 8 ++++----
> > >  1 file changed, 4 insertions(+), 4 deletions(-)
> > > 
> > > diff --git a/drivers/usb/host/ohci-s3c2410.c
> > > b/drivers/usb/host/ohci-s3c2410.c index e125770..db096bf 100644
> > > --- a/drivers/usb/host/ohci-s3c2410.c
> > > +++ b/drivers/usb/host/ohci-s3c2410.c
> > > @@ -47,10 +47,10 @@ static void s3c2410_start_hc(struct platform_device
> > > *dev, struct usb_hcd *hcd)
> > > 
> > >  	dev_dbg(&dev->dev, "s3c2410_start_hc:\n");
> > > 
> > > -	clk_enable(usb_clk);
> > > +	clk_prepare_enable(usb_clk);
> > >  	mdelay(2);			/* let the bus clock stabilise */
> > > 
> > > -	clk_enable(clk);
> > > +	clk_prepare_enable(clk);
> > > 
> > >  	if (info != NULL) {
> > >  		info->hcd	= hcd;
> > > @@ -75,8 +75,8 @@ static void s3c2410_stop_hc(struct platform_device
> > > *dev) (info->enable_oc)(info, 0);
> > >  	}
> > > 
> > > -	clk_disable(clk);
> > > -	clk_disable(usb_clk);
> > > +	clk_disable_unprepare(clk);
> > > +	clk_disable_unprepare(usb_clk);
> > >  }
> > > 
> > >  /* ohci_s3c2410_hub_status_data
> > 
> > Any chance to get your ack on this?
> 
> Sorry, this must have slipped past.  It's fine with me.

Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
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