[PATCH v2 0/3] add channel constraint for BDW machine drivers

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Mon Apr 27 19:59:20 CEST 2020



On 4/27/20 12:13 PM, Brent Lu wrote:
> The machine driver bdw-rt5650 (for Google buddy) supports 2 or 4-channel
> recording while other two drivers support only 2-channel recording. HW
> constraints are implemented to reflect the hardware limitation on BDW
> platform.
> 
> Changes since v1:
> - Change the patch title.
> - Remove the DUAL_CHANNEL and QUAD_CHANNEL macros which are too obvious.
> - Follow the naming convertion, using 'bdw_rt5650_' and 'bdw_rt5677_' to
>    name startup functions.
> - Refine the comments in startup functions.
> - Redesign the bdw_rt5650_fe_startup() function for readability.
> - Add an assignment to initialize runtime->hw.channels_max variable.

For the series

Acked-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>

> Brent Lu (3):
>    ASoC: bdw-rt5677: add channel constraint
>    ASoC: bdw-rt5650: add channel constraint
>    ASoC: broadwell: add channel constraint
> 
>   sound/soc/intel/boards/bdw-rt5650.c | 29 +++++++++++++++++++++++++++++
>   sound/soc/intel/boards/bdw-rt5677.c | 26 ++++++++++++++++++++++++++
>   sound/soc/intel/boards/broadwell.c  | 26 ++++++++++++++++++++++++++
>   3 files changed, 81 insertions(+)
> 


More information about the Alsa-devel mailing list