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Message-ID: <20200507125740.f3ttcsk4pqgb5xwj@pali>
Date: Thu, 7 May 2020 14:57:40 +0200
From: Pali Rohár <pali@...nel.org>
To: Andy Shevchenko <andy.shevchenko@...il.com>
Cc: Koba Ko <koba.ko@...onical.com>,
Matthew Garrett <mjg59@...f.ucam.org>,
Darren Hart <dvhart@...radead.org>,
Andy Shevchenko <andy@...radead.org>,
Platform Driver <platform-driver-x86@...r.kernel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] platform/x86: dell-laptop: don't register
platform::micmute if the related tokens don't exist.
On Thursday 07 May 2020 15:54:06 Andy Shevchenko wrote:
> On Thu, May 7, 2020 at 2:45 PM Pali Rohár <pali@...nel.org> wrote:
> > On Thursday 07 May 2020 19:27:47 Koba Ko wrote:
>
> > > don't understand "registration and deregistration would be optional',
> > > could you explain more!?
> >
> > After your patch led_classdev_register() function is not always called.
> > And led_classdev_unregister() should not be called when there is no
> > device registered.
>
> I think it's not a strong requirement after the commit
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=1dbb9fb4082ce2a2f1cf9596881ddece062d15d0
Thank you for update. I did know about this change.
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