Re: [Meego-kernel] [PATCH v9 1/2] mrst: export get_gpio_by_name() function

Arjan van de Ven
2011-03-28T03:00:59Z

On 3/27/2011 8:00 PM, Feng Tang wrote:
> Hi Arjan,
>
> On Mon, 28 Mar 2011 10:47:23 +0800
> Arjan van de Ven<arjan@linux.intel.com> wrote:
>
>> On 3/27/2011 7:47 PM, Feng Tang wrote:
>>> On Mon, 28 Mar 2011 10:34:22 +0800
>>> Arjan van de Ven<arjan@linux.intel.com> wrote:
>>>
>>>> On 3/27/2011 7:29 PM, Lu Guanqun wrote:
>>>>> Export get_gpio_by_name() function and make its name more focused.
>>>>> We are doing this because currently get_gpio_by_name() is only
>>>>> used by the devices exported from SFI DEVS table, but it is also
>>>>> useful for other PCI devices which also use the GPIO lines, and
>>>>> have their gpio infos in the SFI GPIO table.
>>>>>
>>>> I can't say that I like the new name... at all.
>>>>
>>>> what's "mid" ?
>>>> what is wrong with the original name????
>>>>
>>> Hi Arjan,
>>>
>>> The original get_gpio_by_name() is static and only used in mrst.c
>>> as it's mrst/mfld specific. So if we call it from a PCI driver,
>>> that name sounds
>> get_gpio_by_name() would be a very good generic name for a function
>> provided by the gpio layer as well.
> Yes, the "get_gpio_by_name" name itself is very generic, but it's
> implementation is not in the GPIO core, but inside the mrst.c and
> bound to Moorestown/Medfield platforms.

so how about adding it?

>>> like a platform independent general API while it's actually
>>> mrst/mfld bound. So we would show this dependency from the function
>>> name.
>> that makes no sense.
>> and again, what on earth is a "mid"??????????
> Sorry for missed it in last email, "mid" stands for Mobile Internet Device,
> Moorestown/Medfield platform are defined as MID, and this name is already
> used by some driver files.

Medfield and MRST are targeting phones. MIDs don't exist... not in this
decade.

if it was renamed to sfi_get_gpio_by_name() it might make SOME sense,
but even then it's a
gratuitous rename for a function that's already in the upstream kernel.

> Thanks,
> Feng
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