linux-kernel - Re: Staging: dt3155: Cleanup memory mapped i/o access

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Date:	Thu, 6 May 2010 13:25:35 -0700
From:	Greg KH <greg@...ah.com>
To:	H Hartley Sweeten <hartleys@...ionengravers.com>
Cc:	"devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
	"ss@....gov.au" <ss@....gov.au>, Greg KH <gregkh@...e.de>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: Staging: dt3155: Cleanup memory mapped i/o access

On Thu, May 06, 2010 at 11:59:03AM -0500, H Hartley Sweeten wrote:
> On Tuesday, May 04, 2010 2:23 PM, H Hartley Sweeten wrote:
> >
> > The macros ReadMReg and WriteMReg are really just private versions of
> > the kernel's readl and writel functions.  Use the kernel's functions
> > instead.  And since ioremap returns a (void __iomem *) not a (u8 *),
> > change all the uses of dt3155_lbase to reflect this.
> >
> > While here, make dt3155_lbase static since it is only used in the
> > dt3155_drv.c file.  Also, remove the global variable dt3155_bbase
> > since it is not used anywhere in the code.
> >
> > Where is makes sense, create a local 'mmio' variable instead of using
> > dt3155_lbase[minor] to make the code more readable.
> >
> > This change also affects the {Read|Write}I2C functions so they are
> > also modified as needed.
> >
> > Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
> > Cc: Greg Kroah-Hartman <gregkh@...e.de>
> > Cc: Scott Smedley <ss@....gov.au>
> >
> 
> Greg,
> 
> Did this patch fair any better when trying to merge it?

No, not at all :(

> If there is still an issue I will wait until Linus' tree, linux-next,
> and your staging-next branch appear to be more in sync.

Yes, please wait a bit, I really don't know what is going on here,
sorry.

greg k-h
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