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[linux-2.6.git] / include / sound / asound.h

diff --git a/include/sound/asound.h b/include/sound/asound.h
index 949b8be..62841fe 100644 (file)
--- a/include/sound/asound.h
+++ b/include/sound/asound.h
@@ -153,7 +153,7 @@ enum {
  *                                                                           *
  *****************************************************************************/
 
-#define SNDRV_PCM_VERSION              SNDRV_PROTOCOL_VERSION(2, 0, 6)
+#define SNDRV_PCM_VERSION              SNDRV_PROTOCOL_VERSION(2, 0, 7)
 
 typedef unsigned long sndrv_pcm_uframes_t;
 typedef long sndrv_pcm_sframes_t;
@@ -428,6 +428,22 @@ struct sndrv_pcm_mmap_control {
        sndrv_pcm_uframes_t avail_min;  /* RW: min available frames for wakeup */
 };
 
+#define SNDRV_PCM_SYNC_PTR_HWSYNC      (1<<0)  /* execute hwsync */
+#define SNDRV_PCM_SYNC_PTR_APPL                (1<<1)  /* get appl_ptr from driver (r/w op) */
+#define SNDRV_PCM_SYNC_PTR_AVAIL_MIN   (1<<2)  /* get avail_min from driver */
+
+struct sndrv_pcm_sync_ptr {
+       unsigned int flags;
+       union {
+               struct sndrv_pcm_mmap_status status;
+               unsigned char reserved[64];
+       } s;
+       union {
+               struct sndrv_pcm_mmap_control control;
+               unsigned char reserved[64];
+       } c;
+};
+
 struct sndrv_xferi {
        sndrv_pcm_sframes_t result;
        void *buf;
@@ -451,6 +467,7 @@ enum {
        SNDRV_PCM_IOCTL_STATUS = _IOR('A', 0x20, struct sndrv_pcm_status),
        SNDRV_PCM_IOCTL_DELAY = _IOR('A', 0x21, sndrv_pcm_sframes_t),
        SNDRV_PCM_IOCTL_HWSYNC = _IO('A', 0x22),
+       SNDRV_PCM_IOCTL_SYNC_PTR = _IOWR('A', 0x23, struct sndrv_pcm_sync_ptr),
        SNDRV_PCM_IOCTL_CHANNEL_INFO = _IOR('A', 0x32, struct sndrv_pcm_channel_info),
        SNDRV_PCM_IOCTL_PREPARE = _IO('A', 0x40),
        SNDRV_PCM_IOCTL_RESET = _IO('A', 0x41),
@@ -538,7 +555,7 @@ 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 +636,7 @@ 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 +685,7 @@ 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,