[alsa-devel] [PATCH v3 0/3] ucm: Add support for component devices

[Liam Girdwood]

On Mon, 2016-11-28 at 13:33 +0800, mengdong.lin at linux.intel.com wrote:
> From: Mengdong Lin <mengdong.lin at linux.intel.com>
> 
> Sound cards are defined by machines. And off-soc codecs and DSPs embedded
> in DSP can be taken as the components and resued by different machines/
> sound cards. This series allows codec and SOC vendors to install UCM
> configuration files for a specific codec or DSP, and sound card verb
> files can include these conf files of components.
> 
> Component devices will not be exposed to applications for backward
> compatibility. So audio servers like PulseAudio and CRAS still only see
> the machine devices.
> 
> History:
> v2: Use an array to define component directories. Document syntax to
>     enable/disable a component device. Hide cdev defined by the parent
>     device in ucm manager for executing a component sequence.
> 
> v3: No longer use macros for UCM manager to enter/exit component domain,
>     to make code simpler.
> 
> Mengdong Lin (3):
>   ucm: Skip component directories when scanning sound card configuration
>     files
>   ucm: Parse sequence of component devices
>   ucm: Execute sequence of component devices
> 
>  src/ucm/main.c      |  78 +++++++++++++++++++++++++-
>  src/ucm/parser.c    | 154 +++++++++++++++++++++++++++++++++++++++++++++++++++-
>  src/ucm/ucm_local.h |  19 +++++++
>  src/ucm/utils.c     |   1 +
>  4 files changed, 249 insertions(+), 3 deletions(-)
> 

All 

Acked-by: Liam Girdwood <liam.r.girdwood at linux.intel.com>