57 	if (usx2y->hwdep_pcm_shm->capture_iso_start < 0) { //FIXME  in usx2y_usbpcm_urb_capt_retire()
58 		head = usx2y->hwdep_pcm_shm->captured_iso_head + 1;  in usx2y_usbpcm_urb_capt_retire()
59 		if (head >= ARRAY_SIZE(usx2y->hwdep_pcm_shm->captured_iso))  in usx2y_usbpcm_urb_capt_retire()
61 		usx2y->hwdep_pcm_shm->capture_iso_start = head;  in usx2y_usbpcm_urb_capt_retire()
107 	struct snd_usx2y_hwdep_pcm_shm *shm = usx2y->hwdep_pcm_shm;  in usx2y_hwdep_urb_play_prepare()
150 			shm = subs->usx2y->hwdep_pcm_shm;  in usx2y_usbpcm_urb_capt_iso_advance()
341 			subs->usx2y->hwdep_pcm_shm->playback : (  in usx2y_usbpcm_urbs_allocate()
343 				subs->usx2y->hwdep_pcm_shm->capture0x8 :  in usx2y_usbpcm_urbs_allocate()
344 				subs->usx2y->hwdep_pcm_shm->capture0xA);  in usx2y_usbpcm_urbs_allocate()
418 		usx2y->hwdep_pcm_shm->captured_iso_head = -1;  in usx2y_usbpcm_urbs_start()
419 		usx2y->hwdep_pcm_shm->captured_iso_frames = 0;  in usx2y_usbpcm_urbs_start()
507 	if (!usx2y->hwdep_pcm_shm) {  in snd_usx2y_usbpcm_prepare()
508 		usx2y->hwdep_pcm_shm = alloc_pages_exact(USX2Y_HWDEP_PCM_PAGES,  in snd_usx2y_usbpcm_prepare()
510 		if (!usx2y->hwdep_pcm_shm) {  in snd_usx2y_usbpcm_prepare()
514 		memset(usx2y->hwdep_pcm_shm, 0, USX2Y_HWDEP_PCM_PAGES);  in snd_usx2y_usbpcm_prepare()
539 		usx2y->hwdep_pcm_shm->playback_iso_start = -1;  in snd_usx2y_usbpcm_prepare()
542 			       usx2y->hwdep_pcm_shm->captured_iso_frames) {  in snd_usx2y_usbpcm_prepare()
545 					    usx2y->hwdep_pcm_shm->captured_iso_frames);  in snd_usx2y_usbpcm_prepare()
557 			    usx2y->hwdep_pcm_shm->captured_iso_frames);  in snd_usx2y_usbpcm_prepare()
559 		usx2y->hwdep_pcm_shm->capture_iso_start = -1;  in snd_usx2y_usbpcm_prepare()
679 	vaddr = (char *)((struct usx2ydev *)vmf->vma->vm_private_data)->hwdep_pcm_shm + offset;  in snd_usx2y_hwdep_pcm_vm_fault()
705 	if (!usx2y->hwdep_pcm_shm)  in snd_usx2y_hwdep_pcm_mmap()
718 	if (usx2y->hwdep_pcm_shm)  in snd_usx2y_hwdep_pcm_private_free()
719 		free_pages_exact(usx2y->hwdep_pcm_shm, USX2Y_HWDEP_PCM_PAGES);  in snd_usx2y_hwdep_pcm_private_free()