[PATCH] ALSA: core - add more card sysfs entries

[Mark Brown]

On Thu, Apr 08, 2021 at 07:20:39PM +0200, Jaroslav Kysela wrote:
> Dne 08. 04. 21 v 18:22 Mark Brown napsal(a):

> > So if the information provided through the driver is too generic then we
> > should ideally be fixing those drivers/systems to do something sensible.
> > For the DT systems the generic cards have properties that let the system
> > just specify names directly so it will just be a case of setting them
> > properly and it should just be the x86 systems that are a problem.  ACPI
> > is a bit of a lost cause here, most of the systems aren't interested in
> > supporting Linux in the first place and the idioms there aren't great,
> > but for DT it's reasonably tractable to push back on people if there's
> > issues and it's much more scalable to do that than telling individual
> > users to do that.

> DT works only partially. Also, you need the DT compiler to change something,
> it's easier to overwrite things in the booted system. The user experience is
> lower with DT.

TBH I think the ship sailed on user experience no matter what we do here :)
In any case no disagreement that it's useful to have some way to do this
at runtime for systems where it's not possible to update the firmware
for whatever reason.
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