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Lines Matching defs:sc_rb

129 	struct  qec_ring	sc_rb;	/* Packet Ring Buffer */
237 	sc->sc_rb.rb_ntbuf = QEC_XD_RING_MAXSIZE;
238 	sc->sc_rb.rb_nrbuf = QEC_XD_RING_MAXSIZE;
242 		sc->sc_rb.rb_ntbuf * QE_PKT_BUF_SZ +
243 		sc->sc_rb.rb_nrbuf * QE_PKT_BUF_SZ;
263 				    &sc->sc_rb.rb_membase,
273 				     sc->sc_rb.rb_membase, size, NULL,
277 		bus_dmamem_unmap(dmatag, sc->sc_rb.rb_membase, size);
281 	sc->sc_rb.rb_dmabase = sc->sc_dmamap->dm_segs[0].ds_addr;
327 	bp = sc->sc_rb.rb_rxbuf + (idx % sc->sc_rb.rb_nrbuf) * QE_PKT_BUF_SZ;
376 	bp = sc->sc_rb.rb_txbuf + (idx % sc->sc_rb.rb_ntbuf) * QE_PKT_BUF_SZ;
435 	struct qec_xd *txd = sc->sc_rb.rb_txd;
438 	unsigned int ntbuf = sc->sc_rb.rb_ntbuf;
443 	bix = sc->sc_rb.rb_tdhead;
445 	while (sc->sc_rb.rb_td_nbusy < ntbuf) {
472 		sc->sc_rb.rb_td_nbusy++;
475 	sc->sc_rb.rb_tdhead = bix;
611 	bix = sc->sc_rb.rb_tdtail;
614 		if (sc->sc_rb.rb_td_nbusy <= 0)
617 		txflags = sc->sc_rb.rb_txd[bix].xd_flags;
627 		--sc->sc_rb.rb_td_nbusy;
630 	sc->sc_rb.rb_tdtail = bix;
634 	if (sc->sc_rb.rb_td_nbusy == 0)
646 	struct qec_xd *xd = sc->sc_rb.rb_rxd;
648 	unsigned int nrbuf = sc->sc_rb.rb_nrbuf;
653 	bix = sc->sc_rb.rb_rdtail;
684 	sc->sc_rb.rb_rdtail = bix;
970 	qec_meminit(&sc->sc_rb, QE_PKT_BUF_SZ);
973 	bus_space_write_4(t, cr, QE_CRI_RXDS, (uint32_t)sc->sc_rb.rb_rxddma);
974 	bus_space_write_4(t, cr, QE_CRI_TXDS, (uint32_t)sc->sc_rb.rb_txddma);