Merge commit alsa/devel into topic/misc

[~andy/linux] / include / sound / pcm.h

diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 0ad2d28f2360935d8db978a040b6744da97b86e6..1d4ca2aae50dc8ea71e8ab7f96734f03143cd7d3 100644 (file)
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -262,6 +262,8 @@ struct snd_pcm_hw_constraint_list {
        unsigned int mask;
 };
 
+struct snd_pcm_hwptr_log;
+
 struct snd_pcm_runtime {
        /* -- Status -- */
        struct snd_pcm_substream *trigger_master;
@@ -269,7 +271,6 @@ struct snd_pcm_runtime {
        int overrange;
        snd_pcm_uframes_t avail_max;
        snd_pcm_uframes_t hw_ptr_base;  /* Position at buffer restart */
-       snd_pcm_uframes_t hw_ptr_interrupt; /* Position at interrupt time */
        unsigned long hw_ptr_jiffies;   /* Time when hw_ptr is updated */
        snd_pcm_sframes_t delay;        /* extra delay; typically FIFO size */
 
@@ -310,6 +311,7 @@ struct snd_pcm_runtime {
        struct snd_pcm_mmap_control *control;
 
        /* -- locking / scheduling -- */
+       unsigned int nowake: 1;         /* no wakeup (data-copy in progress) */
        wait_queue_head_t sleep;
        struct fasync_struct *fasync;
 
@@ -340,6 +342,10 @@ struct snd_pcm_runtime {
        /* -- OSS things -- */
        struct snd_pcm_oss_runtime oss;
 #endif
+
+#ifdef CONFIG_SND_PCM_XRUN_DEBUG
+       struct snd_pcm_hwptr_log *hwptr_log;
+#endif
 };
 
 struct snd_pcm_group {         /* keep linked substreams */
@@ -834,6 +840,8 @@ void snd_pcm_set_sync(struct snd_pcm_substream *substream);
 int snd_pcm_lib_interleave_len(struct snd_pcm_substream *substream);
 int snd_pcm_lib_ioctl(struct snd_pcm_substream *substream,
                      unsigned int cmd, void *arg);                      
+int snd_pcm_update_state(struct snd_pcm_substream *substream,
+                        struct snd_pcm_runtime *runtime);
 int snd_pcm_update_hw_ptr(struct snd_pcm_substream *substream);
 int snd_pcm_playback_xrun_check(struct snd_pcm_substream *substream);
 int snd_pcm_capture_xrun_check(struct snd_pcm_substream *substream);