linux-kernel - Re: [PATCH v2 04/12] ASoC: hdmi-codec: Add iec958 controls

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Message-ID: <20210609124304.GB5052@sirena.org.uk>
Date:   Wed, 9 Jun 2021 13:43:04 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Maxime Ripard <maxime@...no.tech>
Cc:     Jaroslav Kysela <perex@...ex.cz>, dri-devel@...ts.freedesktop.org,
        Daniel Vetter <daniel.vetter@...el.com>,
        David Airlie <airlied@...ux.ie>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Liam Girdwood <lgirdwood@...il.com>,
        Takashi Iwai <tiwai@...e.com>, devicetree@...r.kernel.org,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        Phil Elwell <phil@...pberrypi.com>,
        Tim Gover <tim.gover@...pberrypi.com>,
        Dom Cobley <dom@...pberrypi.com>, linux-doc@...r.kernel.org,
        Eric Anholt <eric@...olt.net>,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
        Maxime Ripard <mripard@...nel.org>,
        Nicolas Saenz Julienne <nsaenz@...nel.org>,
        bcm-kernel-feedback-list@...adcom.com,
        linux-arm-kernel@...ts.infradead.org,
        Daniel Vetter <daniel@...ll.ch>,
        linux-rpi-kernel@...ts.infradead.org,
        Jonathan Corbet <corbet@....net>,
        Rob Herring <robh+dt@...nel.org>
Subject: Re: [PATCH v2 04/12] ASoC: hdmi-codec: Add iec958 controls

On Tue, May 25, 2021 at 03:23:46PM +0200, Maxime Ripard wrote:
> The IEC958 status bits can be exposed and modified by the userspace
> through dedicated ALSA controls.
> 
> This patch implements those controls for the hdmi-codec driver. It
> relies on a default value being setup at probe time that can later be
> overridden by the control put.

This breaks bisection:

/mnt/kernel/sound/soc/codecs/hdmi-codec.c: In function 'hdmi_codec_hw_params':
/mnt/kernel/sound/soc/codecs/hdmi-codec.c:504:50: error: invalid type argument of '->' (have 'struct hdmi_codec_params')
  memcpy(hp.iec.status, hcp->iec_status, sizeof(hp->iec_status));
                                                  ^~

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