[alsa-devel] [PATCH 00/35] ASoC: Intel: Clenaup SST initialization

[Mark Brown]

On Mon, Aug 26, 2019 at 11:51:32AM -0500, Pierre-Louis Bossart wrote:
> On 8/26/19 2:24 AM, Wasko, Michal wrote:

> > If the driver and FW update will be within the same kernel release then
> > IMHO
> > there should be no compatibility problem between those two components,
> > right?
> > This way kernel users willing to stick to old FW can stay on older
> > kernel version while
> > others can update and receive all the latest FW functionality that was
> > developed and enabled.

> I am not comfortable with precluding a kernel update because of a single
> firmware file. There are all sort of reasons for updating a kernel,
> security, sideband attacks and Android CDD compatibility being the most
> obvious ones.

Right, this is the whole ABI guarantee thing - we'd need an
incredibly strong reason to require a change in firmware for
upgrade of existing systems.

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