linux-kernel - Re: [PATCH] usb: musb: - kill the compile warning

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Date:	Thu, 12 Feb 2009 12:30:06 -0800
From:	David Brownell <david-b@...bell.net>
To:	felipe.balbi@...ia.com
Cc:	Bryan Wu <cooloney@...nel.org>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Mike Frysinger <vapier.adi@...il.com>
Subject: Re: [PATCH] usb: musb: - kill the compile warning

On Thursday 12 February 2009, Felipe Balbi wrote:
> On Thu, Feb 12, 2009 at 07:03:25AM +0100, David Brownell wrote:
> > On Friday 06 February 2009, Bryan Wu wrote:
> > > -       return (MUSB_BUSCTL_OFFSET(i, 0) + mbase);
> > > +       return (void __iomem *)(MUSB_BUSCTL_OFFSET(i, 0) + mbase);
> > 
> > Why is MUSB_BUSCTL_OFFSET() returning something other than
> > an integer?  "mbase" is already "void __iomem *", so the only
> > way that should trigger a warning is if that OFFSET() macro
> > is doing something odd.
> 
> The warning only comes on Blackfin's version of this, this hunk is
> unnecessary

We want to get rid of Blackfin-specific warnings too ... but
what I was hinting is that this can't be the right fix.
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