X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=include%2Fsound%2Fpcm.h;h=45c1981c9ca2b67fa7fb5ce76f609a87bc5a08a4;hb=046e7d685bc370fd4c879ab6635ad3f69e6673d1;hp=6268a4192d5c4a3300a5792ceb08610386b9256d;hpb=ba0a5a36f60e4c1152af3a2ae2813251974405bf;p=karo-tx-linux.git

diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 6268a4192d5c..45c1981c9ca2 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -71,6 +71,8 @@ struct snd_pcm_ops {
 	int (*prepare)(struct snd_pcm_substream *substream);
 	int (*trigger)(struct snd_pcm_substream *substream, int cmd);
 	snd_pcm_uframes_t (*pointer)(struct snd_pcm_substream *substream);
+	int (*wall_clock)(struct snd_pcm_substream *substream,
+			  struct timespec *audio_ts);
 	int (*copy)(struct snd_pcm_substream *substream, int channel,
 		    snd_pcm_uframes_t pos,
 		    void __user *buf, snd_pcm_uframes_t count);
@@ -281,6 +283,7 @@ struct snd_pcm_runtime {
 	unsigned long hw_ptr_jiffies;	/* Time when hw_ptr is updated */
 	unsigned long hw_ptr_buffer_jiffies; /* buffer time in jiffies */
 	snd_pcm_sframes_t delay;	/* extra delay; typically FIFO size */
+	u64 hw_ptr_wrap;                /* offset for hw_ptr due to boundary wrap-around */
 
 	/* -- HW params -- */
 	snd_pcm_access_t access;	/* access mode */