87 	struct fw_xferq *ir;  member
220 	if (d->ir != NULL) {  in fw_close()
221 		struct fw_xferq *ir = d->ir;  in fw_close()  local
223 		if ((ir->flag & FWXFERQ_OPEN) == 0)  in fw_close()
225 		if (ir->flag & FWXFERQ_RUNNING) {  in fw_close()
226 			ir->flag &= ~FWXFERQ_RUNNING;  in fw_close()
227 			fc->irx_disable(fc, ir->dmach);  in fw_close()
230 		fwdev_freebuf(ir);  in fw_close()
232 		for (xfer = STAILQ_FIRST(&ir->q);  in fw_close()
233 		    xfer != NULL; xfer = STAILQ_FIRST(&ir->q)) {  in fw_close()
234 			ir->queued--;  in fw_close()
235 			STAILQ_REMOVE_HEAD(&ir->q, link);  in fw_close()
240 		ir->flag &= ~(FWXFERQ_OPEN | FWXFERQ_MODEMASK |  in fw_close()
242 		d->ir = NULL;  in fw_close()
317 	struct fw_xferq *ir;  in fw_read()  local
327 	ir = d->ir;  in fw_read()
329 	if (ir == NULL)  in fw_read()
332 	if (ir->buf == NULL)  in fw_read()
337 	if (ir->stproc == NULL) {  in fw_read()
339 		ir->stproc = STAILQ_FIRST(&ir->stvalid);  in fw_read()
340 		if (ir->stproc != NULL) {  in fw_read()
342 			STAILQ_REMOVE_HEAD(&ir->stvalid, link);  in fw_read()
344 			ir->queued = 0;  in fw_read()
347 	if (ir->stproc == NULL) {  in fw_read()
351 			ir->flag |= FWXFERQ_WAKEUP;  in fw_read()
352 			err = msleep(ir, FW_GMTX(fc), FWPRI, "fw_read", hz);  in fw_read()
353 			ir->flag &= ~FWXFERQ_WAKEUP;  in fw_read()
360 	} else if (ir->stproc != NULL) {  in fw_read()
363 		fp = (struct fw_pkt *)fwdma_v_addr(ir->buf,  in fw_read()
364 		    ir->stproc->poffset + ir->queued);  in fw_read()
373 		ir->queued++;  in fw_read()
374 		if (ir->queued >= ir->bnpacket) {  in fw_read()
376 			STAILQ_INSERT_TAIL(&ir->stfree, ir->stproc, link);  in fw_read()
378 			fc->irx_enable(fc, ir->dmach);  in fw_read()
379 			ir->stproc = NULL;  in fw_read()
381 		if (uio->uio_resid >= ir->psize) {  in fw_read()
545 	struct fw_xferq *ir, *it;  in fw_ioctl()  local
566 	ir = d->ir;  in fw_ioctl()
597 		if (ir == NULL) {  in fw_ioctl()
603 			ir = fc->ir[i];  in fw_ioctl()
604 			err = fwdev_allocbuf(fc, ir, &d->bufreq.rx);  in fw_ioctl()
606 				ir->flag &= ~FWXFERQ_OPEN;  in fw_ioctl()
610 		ir->flag &= ~0xff;  in fw_ioctl()
611 		ir->flag |= (0x3f & ichreq->ch);  in fw_ioctl()
612 		ir->flag |= ((0x3 & ichreq->tag) << 6);  in fw_ioctl()
613 		d->ir = ir;  in fw_ioctl()
614 		err = fc->irx_enable(fc, ir->dmach);  in fw_ioctl()
617 		if (d->ir != NULL) {  in fw_ioctl()
618 			ichreq->ch = ir->flag & 0x3f;  in fw_ioctl()
619 			ichreq->tag = ir->flag >> 2 & 0x3;  in fw_ioctl()
628 		if (ir != NULL) {  in fw_ioctl()
629 			ibufreq->rx.nchunk = ir->bnchunk;  in fw_ioctl()
630 			ibufreq->rx.npacket = ir->bnpacket;  in fw_ioctl()
631 			ibufreq->rx.psize = ir->psize;  in fw_ioctl()
822 	struct fw_xferq *ir;  in fw_poll()  local
829 	ir = ((struct fw_drv1 *)dev->si_drv1)->ir;  in fw_poll()
833 		if (STAILQ_FIRST(&ir->q) != NULL)  in fw_poll()
836 			selrecord(td, &ir->rsel);  in fw_poll()