linux-kernel - Re: [PATCH v2 1/2] ARM: omap4: gpio: fix setting IRQWAKEN bits

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Date:	Tue, 07 Jun 2011 09:04:09 -0700
From:	Kevin Hilman <khilman@...com>
To:	Grant Likely <grant.likely@...retlab.ca>
Cc:	Colin Cross <ccross@...roid.com>, linux-omap@...r.kernel.org,
	Santosh Shilimkar <santosh.shilimkar@...com>,
	tarun.kanti@...com, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] ARM: omap4: gpio: fix setting IRQWAKEN bits

Grant Likely <grant.likely@...retlab.ca> writes:

> On Mon, Jun 6, 2011 at 5:18 PM, Kevin Hilman <khilman@...com> wrote:
>> Hi Colin,
>>
>> Colin Cross <ccross@...roid.com> writes:
>>
>>> Setting the IRQWAKEN bit was overwriting previous IRQWAKEN bits,
>>> causing only the last bit set to take effect, resulting in lost
>>> wakeups when the GPIO controller is in idle.
>>>
>>> Replace direct writes to IRQWAKEN with MOD_REG_BIT calls to
>>> perform a read-modify-write on the register.
>>>
>>> Signed-off-by: Colin Cross <ccross@...roid.com>
>>
>> Thanks, I'll queue these both for Grant for the 3.0-rc fixes along with
>> another GPIO fix for a section mismatch I have queued.
>>
>> Minor: now that this driver has moved to drivers, I changed the subject
>> prefixes slightly.  They now read:
>>
>> GPIO: OMAP: fix setting IRQWAKEN bits for OMAP4
>> GPIO: OMAP: add locking around calls to _set_gpio_triggering
>
> If you're collecting fixes for Linus anyway, go ahead and add my a-b
> line and include these two to send on to Linus
>
> Acked-by: Grant Likely <grant.likely@...retlab.ca>
>
> Or, if they are only gpio fixes, then I'd also be happy to get a git
> pull req for the changes.  :-)
>

I have a GPIO-only queue, so I'll have a pull req for you today.

Kevin
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