Re: [PATCH 1/3] gpiolib: Add ability to get GPIO pin direction

From: Grant Likely
Date: Mon Feb 14 2011 - 11:02:29 EST


On Mon, Feb 14, 2011 at 8:48 AM, Peter Tyser <ptyser@xxxxxxxxxxx> wrote:
> On Thu, 2011-01-06 at 13:54 -0600, Peter Tyser wrote:
>> Add a new get_direction() function to the gpio_chip structure.  This is
>> useful so that the direction of a pin can be determined when its
>> exported.  Previously, the direction defaulted to 'in' regardless of the
>> actual configuration of the GPIO pin which resulted in the 'direction'
>> sysfs file often being incorrect.
>>
>> If a GPIO driver implements get_direction(), it is called in
>> gpio_request() to set the initial direction of the pin accurately.
>
> I see Grant was just added as a GPIO maintainer, so added him on CC.
>
> Anything gating getting these 3 patches being picked up?

I'll take a look at them later today.

g.
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