169     struct snd_pcm_sync_ptr *sync_ptr;  member
241     if (pcm->sync_ptr) {  in pcm_sync_ptr()
242         pcm->sync_ptr->flags = flags;  in pcm_sync_ptr()
243         if (ioctl(pcm->fd, SNDRV_PCM_IOCTL_SYNC_PTR, pcm->sync_ptr) < 0)  in pcm_sync_ptr()
251     if (pcm->sync_ptr)  in pcm_hw_mmap_status()
280     pcm->sync_ptr = calloc(1, sizeof(*pcm->sync_ptr));  in pcm_hw_mmap_status()
281     if (!pcm->sync_ptr)  in pcm_hw_mmap_status()
283     pcm->mmap_status = &pcm->sync_ptr->s.status;  in pcm_hw_mmap_status()
284     pcm->mmap_control = &pcm->sync_ptr->c.control;  in pcm_hw_mmap_status()
296     if (pcm->sync_ptr) {  in pcm_hw_munmap_status()
297         free(pcm->sync_ptr);  in pcm_hw_munmap_status()
298         pcm->sync_ptr = NULL;  in pcm_hw_munmap_status()