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SubjectRe: [PATCH v2 00/26] *ALSA: hda: cirrus: Add initial DSP support and firmware loading
On Mon, 09 May 2022 23:46:37 +0200,
Vitaly Rodionov wrote:
>
> The CS35L41 Amplifier contains a DSP, capable of running firmware.
> The firmware can run algorithms such as Speaker Protection, to ensure
> that playback at high gains do not harm the speakers.
> Adding support for CS35L41 firmware into the CS35L41 HDA driver also
> allows us to support several extra features, such as hiberation
> and interrupts.
>
> The chain adds support in stages:
> - General fixes to improve generalization and code re-use inside
> the CS35L41 HDA driver.
> - Add support for interrupts into the driver, which is required
> for complete support of the firmware.
> - Refactor ASoC CS35L41 code which deals with firmware to allow
> for code re-use inside the CS35L41 HDA driver.
> - Add support for loading firmware and tuning files from file system,
> and creating alsa controls to control it.
> - Support firmware load paths for different hardware systems.
> - Support suspend/resume in the driver when using firmware. The firmware
> supports hibernation, which allows the CS35L41 to drop into a low
> power mode during suspend.
> - Support the ability to unload firmware, swap and reload the firmware.
> This is to allow different firmware to run during calibration.
>
> The intended use-case is to load the firmware once on boot, and the driver
> autmatically tries to load the firmware after it binds to the HDA driver.
> This behaviour can be switched off using a kconfig, if desired.
>
> Stefan Binding (25):
> ALSA: hda: cs35l41: Fix error in spi cs35l41 hda driver name
> ALSA: hda: cs35l41: Set Speaker Position for CLSA0100 Laptop
> ALSA: hda: cs35l41: Remove Set Channel Map api from binding
> ALSA: hda: cs35l41: Add Support for Interrupts
> ALSA: hda: cs35l41: Enable GPIO2 Interrupt for CLSA0100 laptops
> ASoC: cs35l41: Move cs35l41_set_cspl_mbox_cmd to shared code
> ASoC: cs35l41: Move cs35l41 fs errata into shared code
> ASoC: cs35l41: Move cs_dsp config struct into shared code
> ALSA: hda: cs35l41: Add Amp Name based on channel and index
> ALSA: hda: hda_cs_dsp_ctl: Add Library to support CS_DSP ALSA controls
> ALSA: hda: hda_cs_dsp_ctl: Add apis to write the controls directly
> ALSA: hda: cs35l41: Save codec object inside component struct
> ALSA: hda: cs35l41: Save Subsystem ID inside CS35L41 Driver
> ALSA: hda: cs35l41: Support reading subsystem id from ACPI
> ALSA: hda: cs35l41: Support multiple load paths for firmware
> ALSA: hda: cs35l41: Support Speaker ID for laptops
> ASoC: cs35l41: Move cs35l41 exit hibernate function into shared code
> ASoC: cs35l41: Do not print error when waking from hibernation
> ASoC: cs35l41: Add common cs35l41 enter hibernate function
> ALSA: hda: cs35l41: Support Hibernation during Suspend
> ALSA: hda: cs35l41: Read Speaker Calibration data from UEFI variables
> ALSA: hda: hda_cs_dsp_ctl: Add fw id strings
> ALSA: hda: cs35l41: Add defaulted values into dsp bypass config
> sequence
> ALSA: hda: cs35l41: Support Firmware switching and reloading
> ALSA: hda: cs35l41: Add kernel config to disable firmware autoload
>
> Vitaly Rodionov (1):
> ALSA: hda: cs35l41: Add initial DSP support and firmware loading

Now I applied only partially from 01 to 09 out of 26 patches.
Please resubmit the rest after brushing up and fixes.


thanks,

Takashi

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