[alsa-devel] [PATCH] asoc: add dummy codec

Lars-Peter Clausen lars at metafoo.de
Thu Apr 11 12:41:23 CEST 2013

On 04/11/2013 12:36 PM, Stas Sergeev wrote:
> Hi.
> The attached patch adds a dummy codec for the
> asoc subsystem.
> I use it with the driver that programs the soc to drive
> I2S from an internal PLLs, and the audio then goes to
> HDMI, so no external codec is used.
> I've found spdif_transciever.c, which exactly is such a
> dummy driver, but it is bound to the particular plat
> device, so I made the device name a config option, and
> if not set, the plat device is created with the default
> name.
> It may be possible to avoid the usage of the codec driver
> at all, but I haven't succeeded with this, and the existance
> of spdif_transciever.c suggests there is no such way.
> Thoughts?
> Signed-off-by: Stas Sergeev <stsp at users.sourceforge.net>


There is already a dummy codec driver.

Please take a look at sound/soc/soc-utils.c

- Lars

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