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

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Message-ID: <0D753D10438DA54287A00B0270842697636ECB4D7B@AUSP01VMBX24.collaborationhost.net>
Date:	Thu, 6 May 2010 11:59:03 -0500
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Greg KH <greg@...ah.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 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?

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.

Regards,
Hartley--
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