[alsa-devel] [PATCH 0/2] Introduce dmic mode switch delay parameter

Mark Brown broonie at kernel.org
Wed Oct 24 15:35:56 CEST 2018


On Tue, Oct 23, 2018 at 05:11:57PM +0000, Tc, Jenny wrote:

> The driver already exposes another parameter (wakeup-delay-ms) using device tree. 
> Enabling ACPI device enumeration provides a way to pass existing parameter
> and also cover the new parameter(modeswitch_delay_ms) introduced in this patch set.
> Isn't it good to adopt ACPI enumeration if the driver has multiple parameters to handle?

If you want to adopt device tree bindings in ACPI systems there is
already the _DSD based mapping for this.  However please be aware that
ACPI and DT systems have radically different approaches in a number of
areas, including describing sound cards, and trying to combine the two
in the same system might lead to disappointment.
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