[alsa-devel] [PATCH v5 00/15] soundwire: Add a new SoundWire subsystem

Greg Kroah-Hartman gregkh at linuxfoundation.org
Wed Dec 13 10:18:22 CET 2017


On Wed, Dec 06, 2017 at 09:16:56PM +0530, Vinod Koul wrote:
> This patch series adds a new SoundWire subsystem which implements a
> new MIPI bus protocol 'SoundWire'.
> 
> The SoundWire protocol is a robust, scalable, low complexity, low
> power, low latency, two-pin (clock and data) multi-drop bus that
> allows for the transfer of multiple audio streams and embedded
> control/commands.  SoundWire provides synchronization capabilities
> and supports both PCM and PDM, multichannel data, isochronous and
> asynchronous modes.
> 
> This series adds SoundWire Bus, IO transfers, DisCo (Discovery and
> Configuration) sysfs interface, regmap and Documentation summary
> 
> This patch series is also available on
> git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/soundwire.git topic/patch_v5
> 
> v4: https://lkml.org/lkml/2017/12/1/205
> v3: https://lkml.org/lkml/2017/11/30/160
> v2: https://lkml.org/lkml/2017/11/10/216
> v1: https://lkml.org/lkml/2017/10/18/1030
> RFC: https://lkml.org/lkml/2016/10/21/395

I don't think patch 5 is right, how you are using kobjects.

Also, you have to have some documentation on your userspace API here for
it to be reviewable.  To hide sysfs trees and files in code comments is
not good.

thanks,

greg k-h


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