linux-kernel - Re: [PATCH v2 0/3] drm/display: hdmi: provide common code to get Audio Clock Recovery params

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Message-Id: <174637445761.1385605.12669862804792916978.b4-ty@oss.qualcomm.com>
Date: Sun,  4 May 2025 19:13:21 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>, Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        Dave Stevenson <dave.stevenson@...pberrypi.com>,
        Maíra Canal <mcanal@...lia.com>,
        Raspberry Pi Kernel Maintenance <kernel-list@...pberrypi.com>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Dmitry Baryshkov <lumag@...nel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, freedreno@...ts.freedesktop.org
Subject: Re: [PATCH v2 0/3] drm/display: hdmi: provide common code to get Audio Clock Recovery params


On Tue, 08 Apr 2025 16:54:24 +0300, Dmitry Baryshkov wrote:
> HDMI standards define a recommended set of values to be used for Audio
> Clock Regeneration. Nevertheless, each HDMI driver dealing with audio
> implements its own way to determine those values. Implement a common
> helper and use it for MSM HDMI (tested), VC4 and DW-HDMI (compile-tested
> only) drivers.
> 
> Note, this helper simply implements the database for these values (HDMI
> Section 7.2). The question of selecting supported formats and rates
> should be handled by sound/soc/codecs/hdmi-codec.c (pretty much like it
> is handled by sound/pci/hda/patch_hdmi.c).
> 
> [...]

Applied, thanks!

[2/3] drm/msm/hdmi: move msm_hdmi_audio_update() out of msm_hdmi_set_timings()
      https://gitlab.freedesktop.org/lumag/msm/-/commit/1735917ac44a
[3/3] drm/msm/hdmi: use new helper for ACR tables
      https://gitlab.freedesktop.org/lumag/msm/-/commit/88321e3529f1

Best regards,
-- 
Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>