linux-kernel - Re: [PATCH] gpio: Wakeup gpio controller when it is used as IRQ controller

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Message-ID: <c50a9e0c-2bba-aa54-0c9a-8551bc0e180c@xilinx.com>
Date:   Mon, 16 Oct 2017 15:40:28 +0200
From:   Michal Simek <michal.simek@...inx.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Grygorii Strashko <grygorii.strashko@...com>
CC:     Michal Simek <michal.simek@...inx.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "monstr@...str.eu" <monstr@...str.eu>,
        Borsodi Petr <Petr.Borsodi@...z>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        Jon Hunter <jonathanh@...dia.com>
Subject: Re: [PATCH] gpio: Wakeup gpio controller when it is used as IRQ
 controller

Hi Linus,

On 21.9.2017 14:19, Linus Walleij wrote:
> On Wed, Sep 20, 2017 at 10:07 PM, Grygorii Strashko
> <grygorii.strashko@...com> wrote:
>> On 09/20/2017 02:14 AM, Michal Simek wrote:
>>> From: Borsodi Petr <Petr.Borsodi@...z>
>>>
>>> There is a problem with GPIO driver when used as IRQ controller.
>>> It is not working because the module is sleeping (clock is disabled).
>>> The patch enables clocks when IP is used as IRQ controller.
>>
>> I think, it should be solved already in genirq core.
>> commit be45beb "genirq: Add runtime power management support for IRQ chips"
> 
> Michal, can you verify?

sorry for delay. I have just confirmed that this patch is not needed.
At least I am not able to replicate the issue again that's why please
skip this patch.

Thanks,
Michal