linux-kernel - Re: [PATCH 1/2] RFT: pinctrl: sirf: switch to using allocated state container

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Date:	Sun, 25 May 2014 16:26:53 +0800
From:	Barry Song <baohua@...nel.org>
To:	Linus Walleij <linus.walleij@...aro.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Barry Song <Baohua.Song@....com>,
	Linux GPIO List <linux-gpio@...r.kernel.org>,
	DL-SHA-WorkGroupLinux <workgroup.linux@....com>
Subject: Re: [PATCH 1/2] RFT: pinctrl: sirf: switch to using allocated state container

2014-05-09 19:53 GMT+08:00 Linus Walleij <linus.walleij@...aro.org>:
> On Thu, May 1, 2014 at 2:29 PM, Barry Song <baohua@...nel.org> wrote:
>> 2014-04-24 5:16 GMT+08:00 Linus Walleij <linus.walleij@...aro.org>:
>
>>> This rewrites the SIRF pinctrl driver to allocate a state container
>>> for the GPIO chip, just as is done for the pin controller, and
>>> use the gpiochip_add_pin_range() to add the range from the gpiochip
>>> side rather than adding the range from the pinctrl side.
>>>
>>> All resulting changes are done in order to pass around a state
>>> container rather than refer to a static global object.
>>>
>>> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
>>
>> Linus, thanks! but this breaks prima2 pinctrl subsystem, do you have an idea?
>> otherwise i will do a debug to find the reason.
>
> Unfortunately no :-(
>
> This is the downside of dry-coding ... I rely on others to help out.
>
> See it as a suggestion to what I think should be refactored and how,
> I'll keep it on a branch as some "TODO" item for the moment.
>

after moving pinctrl name from sirfsoc-gpio* to dev_name(&pdev->dev) as below:
- err = gpiochip_add_pin_range(&sgpio->chip.gc, "sirfsoc-gpio*",
+ err = gpiochip_add_pin_range(&sgpio->chip.gc, dev_name(&pdev->dev),

Acked-by: Barry Song <Baohua.Song@....com>

> Yours,
> Linus Walleij

-barry
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