linux-kernel - Re: [PATCH v6 2/2] gpio: dwapb: add gpio-signaled acpi event support

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Message-ID: <56FC7656.1020900@huawei.com>
Date:	Thu, 31 Mar 2016 08:59:02 +0800
From:	Jiang Qiu <qiujiang@...wei.com>
To:	Andy Shevchenko <andy.shevchenko@...il.com>
CC:	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	"Alan Tull" <delicious.quinoa@...il.com>,
	Jamie Iles <jamie@...ieiles.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
	<linuxarm@...wei.com>, <haifeng.wei@...wei.com>,
	<charles.chenxin@...wei.com>
Subject: Re: [PATCH v6 2/2] gpio: dwapb: add gpio-signaled acpi event support

在 2016/3/30 19:41, Andy Shevchenko 写道:
> On Sat, Mar 26, 2016 at 4:31 AM, qiujiang <qiujiang@...wei.com> wrote:
>> This patch adds gpio-signaled acpi event support. It is used for
>> power button on hisilicon D02 board, an arm64 platform.
> 
> Yes, looks good, my tag stays.
> 
>> @@ -502,10 +509,17 @@ dwapb_gpio_get_pdata(struct device *dev)
>>                         }
>>                 }
>>
>> +               if (has_acpi_companion(dev) && pp->idx == 0)
>> +                       pp->irq = platform_get_irq(to_platform_device(dev), 0);
>> +
> 
>>                 pp->irq_shared  = false;
>>                 pp->gpio_base   = -1;
> 
> 
>> +
>>                 if (dev->of_node)
>>                         pp->name = to_of_node(fwnode)->full_name;
> 
> This change doesn't belong the patch, though it should gone with the
> two lines of pp->name assignment as per Alan's suggestion to get rid
> of pp->name completely.

Agree, I plan to take Alan's suggestion, thank you.

> 
>> +
>> +               if (has_acpi_companion(dev))
>> +                       pp->name = acpi_dev_name(to_acpi_device_node(fwnode));
>