linux-kernel - Re: [PATCH] Input: max8997 - Convert to modern way to get a reference to a PWM

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <Y3YJR4hIRdDacrkh@google.com>
Date:   Thu, 17 Nov 2022 10:13:27 +0000
From:   Lee Jones <lee@...nel.org>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        Thierry Reding <thierry.reding@...il.com>,
        linux-pwm@...r.kernel.org, kernel@...gutronix.de
Subject: Re: [PATCH] Input: max8997 - Convert to modern way to get a
 reference to a PWM

On Thu, 17 Nov 2022, Uwe Kleine-König wrote:

> pwm_request() isn't recommended to be used any more because it relies on
> global IDs for the PWM which comes with different difficulties.
> 
> The new way to do things is to find the right PWM using a reference from
> the platform device. (This can be created either using a device-tree
> or a platform lookup table, see e.g. commit 5a4412d4a82f ("ARM: pxa:
> tavorevb: Use PWM lookup table") how to do this.)
> 
> There are no in-tree users, so there are no other code locations that need
> adaption.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> ---
>  drivers/input/misc/max8997_haptic.c | 7 +++----
>  include/linux/mfd/max8997.h         | 3 ---

Acked-by: Lee Jones <lee@...nel.org>

>  2 files changed, 3 insertions(+), 7 deletions(-)

-- 
Lee Jones [李琼斯]