On Mon, Feb 17, 2020 at 07:35:08PM -0600, Samuel Holland wrote:
> On 2/17/20 9:02 AM, Mark Brown wrote:
> > On Mon, Feb 17, 2020 at 12:42:21AM -0600, Samuel Holland wrote:

> >> DSP_A and DSP_B are not interchangeable. The timing used by the codec in
> >> DSP mode is consistent with DSP_A. This is verified with an EG25-G modem
> >> connected to AIF2, as well as by comparing with the BSP driver.

> > This can only break things for existing systems using stable, if they
> > haven't noticed a problem with DSP B they'll certainly notice failing to
> > set up the DAI at all without it.

> Are you suggesting that I drop this patch entirely, or only that I remove the CC
> to stable (and/or Fixes: tag)? Is this something that can't be removed once it's
> there, or is the concern about making user-visible changes on stable?

Remove the stable tag, if someone is relying on the DSP B support in
stable this will break it.