From: Linus Walleij <linus.walleij@linaro.org>
To: qiujiang <qiujiang@huawei.com>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>,
Alexandre Courbot <gnurou@gmail.com>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
linuxarm@huawei.com, haifeng.wei@huawei.com,
charles.chenxin@huawei.com
Subject: Re: [RFC PATCH] GPIO/ACPI: DesignWare: Add GPIO-signaled ACPI events support for power button
Date: Tue, 16 Feb 2016 16:38:43 +0100 [thread overview]
Message-ID: <CACRpkdbpysZVN3SGKbX+3rMaua8QBG1Qc0ABa3uVz2Rbfb8v7w@mail.gmail.com> (raw)
In-Reply-To: <56C316E8.4090002@huawei.com>
On Tue, Feb 16, 2016 at 1:32 PM, Jiang Qiu <qiujiang@huawei.com> 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@huawei.com> 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@huawei.com>
>>
>> (...)
>>> --- 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
next prev parent reply other threads:[~2016-02-16 15:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-05 6:25 [RFC PATCH] GPIO/ACPI: DesignWare: Add GPIO-signaled ACPI events support for power button qiujiang
2016-02-15 18:25 ` Linus Walleij
2016-02-16 12:32 ` Jiang Qiu
2016-02-16 15:38 ` Linus Walleij [this message]
2016-02-16 9:24 ` Mika Westerberg
2016-02-16 12:43 ` Jiang Qiu
2016-02-16 12:49 ` Mika Westerberg
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