[PATCH] locomo: replace locomo_{readl/writel} macros with __raw_{readw/writew}

Eric Miao eric.y.miao at gmail.com
Wed Mar 10 03:03:24 EST 2010


On Wed, Mar 10, 2010 at 9:21 AM, H Hartley Sweeten
<hartleys at visionengravers.com> wrote:
> On Tuesday, March 09, 2010 6:26 AM, Eric Miao wrote:
>> On Tue, Mar 9, 2010 at 8:18 AM, H Hartley Sweeten
>><hartleys at visionengravers.com> wrote:
>>> The locomo_readl and locomo_writel macros are misnamed. Both
>>> use (*(volatile u16 *)(addr)) so they should be a *w variety.
>>>
>>> Instead of renaming the macros just replace them tree wide with
>>> __raw_readw and __raw_writew.
>>>
>>> Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
>>> Cc: Russell King <linux at arm.linux.org.uk>
>>> Cc: Eric Miao <eric.y.miao at gmail.com>
>>>
>>
>> Hey Hartley,
>>
>> Could you please rebase this on top of my 'devel' branch? And note
>> locomo_{read,write}l() may also be used in sub-device drivers like
>> keyboard, LEDs and etc.
>
> Eric,
>
> I "think" I found your devel branch on kernel.org.  Following is the
> rebase.
>
> I also noticed a bug in locomo_suspend. The address is wrong when writing
> to the SPI control register. LOCOMO_SPICT is defined as an offset from
> LOCOMO_SPI, it's not an offset from the locomo base address. I fixed it
> in this patch but it might be better as a separate patch.

A separate patch is definitely welcome. Thanks.



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