mirrors/alsa-lib
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-lib.git synced 2025-10-31 22:25:35 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Implemented snd_pcm_sw_params_(set|get)_period_event for interrupt wakeup like behaviour

Browse source 
Actually, PCM timer is used as source for poll(). It might be optimized
in the kernel code later.
This commit is contained in:
Jaroslav Kysela 2008-05-09 16:02:02 +02:00
parent c88672d86f
commit 8aaccc9484
6 changed files with 231 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

3
include/sound/asound.h
View file

@ -396,7 +396,8 @@ struct sndrv_pcm_sw_params {
sndrv_pcm_uframes_t silence_threshold; /* min distance from noise for silence filling */
sndrv_pcm_uframes_t silence_size; /* silence block size */
sndrv_pcm_uframes_t boundary; /* pointers wrap point */
unsigned char reserved[64]; /* reserved for future */
unsigned char reserved[60]; /* reserved for future */
unsigned int period_event; /* for alsa-lib implementation */
};
struct sndrv_pcm_channel_info {