linux-kernel - Re: [PATCH v2] ALSA: hda: cs35l56: Fix missing RESET GPIO if

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Message-ID: <87o7i3x2g6.wl-tiwai@suse.de>
Date:   Fri, 15 Sep 2023 10:31:21 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Richard Fitzgerald <rf@...nsource.cirrus.com>
Cc:     <tiwai@...e.com>, <alsa-devel@...a-project.org>,
        <patches@...nsource.cirrus.com>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ALSA: hda: cs35l56: Fix missing RESET GPIO if _SUB is missing

On Thu, 14 Sep 2023 17:25:25 +0200,
Richard Fitzgerald wrote:
> 
> In cs35l56_hda_read_acpi() do not return if ACPI _SUB is missing.
> 
> A missing _SUB means that the driver cannot load a system-specific
> firmware, because the firmware is identified by the _SUB. But it can
> fallback to a generic firmware. Unfortunately this was being handled
> by immediately returning 0, which would skip the remaining ACPI
> configuration in cs35l56_hda_read_acpi() and so it would not get the
> RESET GPIO.
> 
> Signed-off-by: Richard Fitzgerald <rf@...nsource.cirrus.com>
> Fixes: 73cfbfa9caea ("ALSA: hda/cs35l56: Add driver for Cirrus Logic CS35L56 amplifier")

Thanks, applied now.


Takashi