linux-kernel - Re: [PATCH v4 00/27] ALSA: hda/cirrus: Split generic cirrus HDA codecs and CS8490 bridge into separate modules.

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Date:   Thu, 12 Aug 2021 13:47:49 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     Vitaly Rodionov <vitalyr@...nsource.cirrus.com>
Cc:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
        <alsa-devel@...a-project.org>, <patches@...nsource.cirrus.com>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 00/27] ALSA: hda/cirrus: Split generic cirrus HDA codecs and CS8490 bridge into separate modules.

On Wed, 11 Aug 2021 20:56:27 +0200,
Vitaly Rodionov wrote:
> 
> This series of patches splits generic cirrus HDA codecs and CS8490 bridge
> into separate modules, adds support for multiple companion codecs connected to
> CS8409, and also adds support for new DELL HW platform.
> 
> CS8409 part is not really a HDA codec, it is a HDA bridge where companion codecs
> (up to 16) can be attached. With growing number of supported configurations and 
> platforms, patch_cirrus is getting less and less transparent and maintainable.
> So, the logical step is to separate generic Cirrus HDA codecs support 
> and Cirrus HDA bridge support.
> 
> Lots of improvements to existing functionality, code clean-up and refactoring,
> remove duplicated/redundant code, improve I2C functions etc.
> 
> Add support for new DELL HW platform with 2 CS42L42 codecs for front and rear jacks.
> 
> Lucas Tanure (12):
>   ALSA: hda/cirrus: Move CS8409 HDA bridge to separate module
>   ALSA: hda/cs8409: Move arrays of configuration to a new file
>   ALSA: hda/cs8409: Disable unsolicited response for the first boot
>   ALSA: hda/cs8409: Prevent I2C access during suspend time
>   ALSA: hda/cs8409: Generalize volume controls
>   ALSA: hda/cs8409: Dont disable I2C clock between consecutive accesses
>   ALSA: hda/cs8409: Avoid setting the same I2C address for every access
>   ALSA: hda/cs8409: Avoid re-setting the same page as the last access
>   ALSA: hda/cs8409: Support i2c bulk read/write functions
>   ALSA: hda/cs8409: Separate CS8409, CS42L42 and project functions
>   ALSA: hda/cs8409: Move codec properties to its own struct
>   ALSA: hda/cs8409: Add support for dolphin
> 
> Stefan Binding (15):
>   ALSA: hda/cs8409: Use enums for register names and coefficients
>   ALSA: hda/cs8409: Mask all CS42L42 interrupts on initialization
>   ALSA: hda/cs8409: Reduce HS pops/clicks for Cyborg
>   ALSA: hda/cs8409: Disable unnecessary Ring Sense for
>     Cyborg/Warlock/Bullseye
>   ALSA: hda/cs8409: Disable unsolicited responses during suspend
>   ALSA: hda/cs8409: Mask CS42L42 wake events
>   ALSA: hda/cs8409: Simplify CS42L42 jack detect.
>   ALSA: hda/cs8409: Support multiple sub_codecs for Suspend/Resume/Unsol
>     events
>   ALSA: hda/cs8409: Add Support to disable jack type detection for
>     CS42L42
>   ALSA: hda/cs8409: Enable Full Scale Volume for Line Out Codec on
>     Dolphin
>   ALSA: hda/cs8409: Set fixed sample rate of 48kHz for CS42L42
>   ALSA: hda/cs8409: Use timeout rather than retries for I2C transaction
>     waits
>   ALSA: hda/cs8409: Remove unnecessary delays
>   ALSA: hda/cs8409: Follow correct CS42L42 power down sequence for
>     suspend
>   ALSA: hda/cs8409: Unmute/Mute codec when stream starts/stops

Thanks, applied now all 27 patches to for-next branch.


Takashi