Re: [PATCH v4 0/3] ASoC: add shared BCLK rate constraint for cross-DAI coordination

[Mark Brown]

On Fri, 22 May 2026 21:33:56 +0800, Troy Mitchell wrote:
> ASoC: add shared BCLK rate constraint for cross-DAI coordination
> 
> On some SoCs (e.g. SpacemiT K3), multiple I2S controllers share the
> same physical BCLK. When one controller is already streaming, the
> others must use hw_params that result in the same BCLK rate, otherwise
> the shared clock would be reconfigured and corrupt the active stream.
> 
> [...]

Applied to

   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-7.2

Thanks!

[1/3] ASoC: soc-dai: add shared BCLK clock for cross-DAI rate constraints
      https://git.kernel.org/broonie/sound/c/94bdfad3a665
[2/3] ASoC: soc-pcm: add DEFINE_GUARD for snd_soc_card_mutex
      https://git.kernel.org/broonie/sound/c/2555c62275a1
[3/3] ASoC: soc-pcm: constrain hw_params when DAIs share the same BCLK
      https://git.kernel.org/broonie/sound/c/c8c2ffd722a6

All being well this means that it will be integrated into the linux-next
tree (usually sometime in the next 24 hours) and sent to Linus during
the next merge window (or sooner if it is a bug fix), however if
problems are discovered then the patch may be dropped or reverted.

You may get further e-mails resulting from automated or manual testing
and review of the tree, please engage with people reporting problems and
send followup patches addressing any issues that are reported if needed.

If any updates are required or you are submitting further changes they
should be sent as incremental updates against current git, existing
patches will not be replaced.

Please add any relevant lists and maintainers to the CCs when replying
to this mail.

Thanks,
Mark