Re: [Alsa-devel] atomicity in linked streams

2003-07-23 Thread Takashi Iwai
At Mon, 21 Jul 2003 19:19:17 -0700 (PDT), Eliot Blennerhassett wrote: > > Takashi Iwai wrote: > > Hi, > > > > so far, some pcm operator callbacks are assumed to be atomic. > > but looking at the code, this restriction seems coming only from the > > rwlock of linked streams. > > > > there are som

[Alsa-devel] atomicity in linked streams

2003-07-21 Thread Eliot Blennerhassett
Takashi Iwai wrote: > Hi, > > so far, some pcm operator callbacks are assumed to be atomic. > but looking at the code, this restriction seems coming only from the > rwlock of linked streams. > > there are some hardwares which need (idally) the non-atomic operations > for prepare and trigger. the

[Alsa-devel] atomicity in linked streams

2003-07-21 Thread Takashi Iwai
Hi, so far, some pcm operator callbacks are assumed to be atomic. but looking at the code, this restriction seems coming only from the rwlock of linked streams. there are some hardwares which need (idally) the non-atomic operations for prepare and trigger. they usually require the ack as the com