linux-kernel - Re: [PATCH v7 2/3] gpio: dwapb: convert device node to fwnode

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Date:	Thu, 7 Apr 2016 19:14:27 +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>, <charles.chenxin@...wei.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>
Subject: Re: [PATCH v7 2/3] gpio: dwapb: convert device node to fwnode



在 2016/4/6 21:01, Andy Shevchenko 写道:
> On Wed, Apr 6, 2016 at 10:07 AM, qiujiang <qiujiang@...wei.com> wrote:
>> This patch converts device node to fwnode for dwapb driver, so
>> as to provide a unified fwnode for DT and ACPI bindings.
>>
>> Acked-by: Andy Shevchenko <andy.shevchenko@...il.com>
>> Signed-off-by: qiujiang <qiujiang@...wei.com>
> 
>>  static struct dwapb_platform_data *
>> -dwapb_gpio_get_pdata_of(struct device *dev)
>> +dwapb_gpio_get_pdata(struct device *dev)
> 
> I don't remember if I had asked already
> does it fit now one row?
Hi Andy,

It dose not fit one row yet, checkpatch.pl will report a warning.
> 
>> @@ -495,9 +493,10 @@ dwapb_gpio_get_pdata_of(struct device *dev)
>>                  * Only port A can provide interrupts in all configurations of
>>                  * the IP.
>>                  */
>> -               if (pp->idx == 0 &&
>> -                   of_property_read_bool(port_np, "interrupt-controller")) {
>> -                       pp->irq = irq_of_parse_and_map(port_np, 0);
>> +               if (dev->of_node && pp->idx == 0 &&
> 
> is_of_fwnode() && ?
> 
>> +                       fwnode_property_read_bool(fwnode,
>> +                                                 "interrupt-controller")) {
>> +                       pp->irq = irq_of_parse_and_map(to_of_node(fwnode), 0);
>>                         if (!pp->irq)
>>                                 dev_warn(dev, "no irq for this bank\n");
>