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

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Message-ID: <BANLkTikRiHQWkfCt3ica-+aFy+JJte5g8A@mail.gmail.com>
Date:	Tue, 7 Jun 2011 10:37:33 -0600
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Kevin Hilman <khilman@...com>
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

On Tue, Jun 7, 2011 at 10:04 AM, Kevin Hilman <khilman@...com> wrote:
> 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.

thx.

g.
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