linux-kernel - Re: [PATCH] HID: google: Enable PM Full On mode when adjusting backlight

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Date:   Wed, 28 Mar 2018 16:13:38 +0200 (CEST)
From:   Jiri Kosina <jikos@...nel.org>
To:     Nicolas Boichat <drinkcat@...omium.org>
cc:     Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
        groeck@...omium.org, dtor@...omium.org,
        Haridhar Kalvala <haridhar.kalvala@...el.com>
Subject: Re: [PATCH] HID: google: Enable PM Full On mode when adjusting
 backlight

On Wed, 28 Mar 2018, Nicolas Boichat wrote:

> From: Haridhar Kalvala <haridhar.kalvala@...el.com>
> 
> hammer LED backlight brightness is not getting set when USB
> device is in suspend state.
> 
> This patch fixes the issue by requesting USB HID device to be
> in FULLON mode, so that sending hardware output report and
> hardware raw request won't fail to set brightness, and set
> device back to NORMAL mode once this call returns.
> 
> Signed-off-by: Haridhar Kalvala <haridhar.kalvala@...el.com>
> Reviewed-by: Dmitry Torokhov <dtor@...omium.org>
> Signed-off-by: Nicolas Boichat <drinkcat@...omium.org>

Applied to for-4.17/google-hammer. Thanks,

-- 
Jiri Kosina
SUSE Labs