Re: [alsa-devel] [PATCH v3 08/13] ASoC: Add SoundWire stream programming interface

On Mon, Apr 16, 2018 at 08:53:36PM +0530, Vinod Koul wrote:

+/**

• • snd_soc_dai_set_sdw_stream() - Configures a DAI for SDW stream operation
• • @dai: DAI
• • @stream: STREAM
• • @direction: Stream direction(Playback/Capture)
• • SoundWire subsystem doesn't have a notion of direction and we reuse
• • the ASoC stream direction to configure source/sink ports.
• • Returns 0 on success, a negative error code otherwise.
• */

+static inline int snd_soc_dai_set_sdw_stream(struct snd_soc_dai *dai,

• 		void *stream, int direction)
  

+{

How do we clear the stream that's been set up? I'd expect that to be a useful thing to do from a housekeeping point of view if nothing else.