linux-kernel - Re: [PATCH v10 3/3] ALSA: hda: add support for Huawei WMI micmute LED

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Date:   Tue, 11 Dec 2018 11:27:56 +0100
From:   Takashi Iwai <tiwai@...e.de>
To:     "Andy Shevchenko" <andy.shevchenko@...il.com>
Cc:     "Ayman Bagabas" <ayman.bagabas@...il.com>,
        "ALSA Development Mailing List" <alsa-devel@...a-project.org>,
        "Hui Wang" <hui.wang@...onical.com>,
        "Andy Shevchenko" <andy@...radead.org>,
        "Darren Hart" <dvhart@...radead.org>,
        "Jaroslav Kysela" <perex@...ex.cz>,
        "Kailang Yang" <kailang@...ltek.com>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
        "Platform Driver" <platform-driver-x86@...r.kernel.org>
Subject: Re: [PATCH v10 3/3] ALSA: hda: add support for Huawei WMI micmute LED

On Tue, 11 Dec 2018 11:09:59 +0100,
Andy Shevchenko wrote:
> 
> On Tue, Dec 11, 2018 at 8:02 AM Ayman Bagabas <ayman.bagabas@...il.com> wrote:
> >
> > Some of Huawei laptops come with a LED in the micmute key. This patch
> > enables the use of micmute LED for these devices:
> > 1. Matebook X (19e5:3200), (19e5:3201)
> > 2. Matebook X Pro (19e5:3204)
> >
> > Reviewed-by: Takashi Iwai <tiwai@...e.de>
> > Signed-off-by: Ayman Bagabas <ayman.bagabas@...il.com>
> > ---
> >  sound/pci/hda/patch_realtek.c | 6 +++++-
> >  1 file changed, 5 insertions(+), 1 deletion(-)
> >
> > diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
> > index 1326f32f4574..9766fd249bdf 100644
> > --- a/sound/pci/hda/patch_realtek.c
> > +++ b/sound/pci/hda/patch_realtek.c
> > @@ -5776,7 +5776,9 @@ static const struct hda_fixup alc269_fixups[] = {
> >                         {0x1e, 0x411111f0},
> >                         {0x21, 0x04211020},
> >                         { }
> 
> > -               }
> > +               },
> 
> This is not related change, but we may fix it when applying.
> 
> > +               .chained = true,
> > +               .chain_id = ALC255_FIXUP_MIC_MUTE_LED

The comma is needed only because you add more fields.  So this isn't
wrong, per se.

OTOH, you can avoid this extra change if you already had a comma in
the first patch, yeah.


thanks,

Takashi