[alsa-devel] [PATCH 2/6] soundwire: stream: update state machine and add state checks

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Fri Jan 10 17:30:29 CET 2020


>> -  int sdw_prepare_stream(struct sdw_stream_runtime * stream);
>> +  int sdw_prepare_stream(struct sdw_stream_runtime * stream, bool resume);
> 
> so what does the additional argument of resume do..?
> 
>> diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
>> index 178ae92b8cc1..6aa0b5d370c0 100644
>> --- a/drivers/soundwire/stream.c
>> +++ b/drivers/soundwire/stream.c
>> @@ -1553,8 +1553,18 @@ int sdw_prepare_stream(struct sdw_stream_runtime *stream)
> 
> and it is not modified here, so is the doc correct or this..?

the doc is correct and the code is updated in

[PATCH 4/6] soundwire: stream: do not update parameters during 
DISABLED-PREPARED transition




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