255     struct snd_pcm_sync_ptr *sync_ptr;  member
337     if (pcm->sync_ptr) {  in pcm_sync_ptr()
338         pcm->sync_ptr->flags = flags;  in pcm_sync_ptr()
339         if (ioctl(pcm->fd, SNDRV_PCM_IOCTL_SYNC_PTR, pcm->sync_ptr) < 0)  in pcm_sync_ptr()
347     if (pcm->sync_ptr)  in pcm_hw_mmap_status()
376     pcm->sync_ptr = calloc(1, sizeof(*pcm->sync_ptr));  in pcm_hw_mmap_status()
377     if (!pcm->sync_ptr)  in pcm_hw_mmap_status()
379     pcm->mmap_status = &pcm->sync_ptr->s.status;  in pcm_hw_mmap_status()
380     pcm->mmap_control = &pcm->sync_ptr->c.control;  in pcm_hw_mmap_status()
392     if (pcm->sync_ptr) {  in pcm_hw_munmap_status()
393         free(pcm->sync_ptr);  in pcm_hw_munmap_status()
394         pcm->sync_ptr = NULL;  in pcm_hw_munmap_status()