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Added early event extension to the timer API - and a fix for the direct plugins

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This commit is contained in:
Jaroslav Kysela 2004-04-06 17:29:25 +00:00
parent dff4d5c466
commit 64a39728a2
5 changed files with 46 additions and 6 deletions
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4
include/sound/asound.h
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@ -538,7 +538,7 @@ enum {
* Timer section - /dev/snd/timer
*/
#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 1)
#define SNDRV_TIMER_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 2)
enum sndrv_timer_class {
SNDRV_TIMER_CLASS_NONE = -1,
@ -619,6 +619,7 @@ struct sndrv_timer_info {
#define SNDRV_TIMER_PSFLG_AUTO (1<<0) /* auto start, otherwise one-shot */
#define SNDRV_TIMER_PSFLG_EXCLUSIVE (1<<1) /* exclusive use, precise start/stop/pause/continue */
#define SNDRV_TIMER_PSFLG_EARLY_EVENT (1<<2) /* write early event to the poll queue */
struct sndrv_timer_params {
unsigned int flags; /* flags - SNDRV_MIXER_PSFLG_* */
@ -667,6 +668,7 @@ enum sndrv_timer_event {
SNDRV_TIMER_EVENT_STOP, /* val = 0 */
SNDRV_TIMER_EVENT_CONTINUE, /* val = resolution in ns */
SNDRV_TIMER_EVENT_PAUSE, /* val = 0 */
SNDRV_TIMER_EVENT_EARLY, /* val = 0, early event */
/* master timer events for slave timer instances */
SNDRV_TIMER_EVENT_MSTART = SNDRV_TIMER_EVENT_START + 10,
SNDRV_TIMER_EVENT_MSTOP = SNDRV_TIMER_EVENT_STOP + 10,