linux-kernel - Re: [PATCH v9 1/2] mrst: export get_gpio_by

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Date:	Sun, 27 Mar 2011 19:47:23 -0700
From:	Arjan van de Ven <arjan@...ux.intel.com>
To:	Feng Tang <feng.tang@...el.com>
CC:	"Lu, Guanqun" <guanqun.lu@...el.com>,
	"meego-kernel@...ts.meego.com" <meego-kernel@...ts.meego.com>,
	"alan@...ux.intel.com" <alan@...ux.intel.com>,
	"Wu, Fengguang" <fengguang.wu@...el.com>,
	"Fu, Michael" <michael.fu@...el.com>,
	"Wang, Xingchao" <xingchao.wang@...el.com>,
	"Koul, Vinod" <vinod.koul@...el.com>,
	"Kp, Jeeja" <jeeja.kp@...el.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"x86@...nel.org" <x86@...nel.org>,
	Feng Tang <feng.tang@...ux.intel.com>,
	Jacob Pan <jacob.jun.pan@...ux.intel.com>,
	Jekyll Lai <jekyll_lai@...tron.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v9 1/2] mrst: export get_gpio_by_name() function

On 3/27/2011 7:47 PM, Feng Tang wrote:
> On Mon, 28 Mar 2011 10:34:22 +0800
> Arjan van de Ven<arjan@...ux.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.

> 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"??????????

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