linux-kernel - Re: [PATCH 1/2] Input: atmel_mxt_ts

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Message-ID: <20190517213016.GA93581@dtor-ws>
Date:   Fri, 17 May 2019 14:30:16 -0700
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Stefano Manni <stefano.manni@...il.com>
Cc:     nick@...anahar.org, robh+dt@...nel.org, mark.rutland@....com,
        linux-input@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] Input: atmel_mxt_ts - add wakeup support

Hi Sefano,

On Fri, May 17, 2019 at 11:17:40PM +0200, Stefano Manni wrote:
> Add wakeup support to the maxtouch driver.
> The device can wake up the system from suspend,
> mark the IRQ as wakeup capable, so that device
> irq is not disabled during system suspend.

This should already be handled by I2C core, see lines after "if
(client->flags & I2C_CLIENT_WAKE)" in drivers/i2c/i2c-core-base.c.

Unless there is dedicated wakeup interrupt we configure main interrupt
as wake source.

Thanks.

-- 
Dmitry