Re: [RFC PATCH] GPIO/ACPI: DesignWare: Add GPIO-signaled ACPI events support for power button

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Tue, Feb 16, 2016 at 1:32 PM, Jiang Qiu <qiujiang@xxxxxxxxxx> wrote:
> 在 2016/2/16 2:25, Linus Walleij 写道:
>> Mika can you help out looking at this patch. Tell me if you need a copy
>> of the whole patch, I'm not smart with ACPI.
>>
>> On Fri, Feb 5, 2016 at 7:25 AM, qiujiang <qiujiang@xxxxxxxxxx> wrote:
>>
>>> This patch modifies the DesignWare GPIO controller driver to
>>> support the GPIO-signaled ACPI Events. This is used for power
>>> button function on ARM server.
>>>
>>> To make it work, the _AEI and _EVT object must be defined in
>>> the corresponding GPIO driver's dsdt table in UEFI. At the same
>>> time, ACPI daemon component is also necessary.
>>>
>>> Signed-off-by: qiujiang <qiujiang@xxxxxxxxxx>
>>
>> (...)
>>> --- a/drivers/gpio/gpio-dwapb.c
>>> +++ b/drivers/gpio/gpio-dwapb.c
>>> @@ -23,6 +23,11 @@
>>>  #include <linux/spinlock.h>
>>>  #include <linux/platform_data/gpio-dwapb.h>
>>>  #include <linux/slab.h>
>>> +#include <linux/acpi.h>
>>> +#include <linux/gpio.h>
>>
>> You should only need <linux/driver.h>
> Here, I don't understand well. I used driver.h instead acpi.h and
> gpio.h, but it came to compile failed.

Argh sorry.
<linux/gpio/driver.h>

Yours,
Linus Walleij
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