69     recv_ring_t *rrp);
73 bge_receive_packet(bge_t *bgep, bge_rbd_t *hw_rbd_p, recv_ring_t *rrp)  in bge_receive_packet()  argument
246 	rrp->rx_pkts++;  in bge_receive_packet()
247 	rrp->rx_bytes += len;  in bge_receive_packet()
278 static mblk_t *bge_receive_ring(bge_t *bgep, recv_ring_t *rrp);
284 bge_receive_ring(bge_t *bgep, recv_ring_t *rrp)  in bge_receive_ring()  argument
293 	ASSERT(mutex_owned(rrp->rx_lock));  in bge_receive_ring()
299 	DMA_SYNC(rrp->desc, DDI_DMA_SYNC_FORKERNEL);  in bge_receive_ring()
300 	if (*rrp->prod_index_p >= rrp->desc.nslots) {  in bge_receive_ring()
305 	if (bge_check_dma_handle(bgep, rrp->desc.dma_hdl) != DDI_FM_OK) {  in bge_receive_ring()
306 		rrp->rx_next = *rrp->prod_index_p;  in bge_receive_ring()
307 		bge_mbx_put(bgep, rrp->chip_mbx_reg, rrp->rx_next);  in bge_receive_ring()
313 	hw_rbd_p = DMA_VPTR(rrp->desc);  in bge_receive_ring()
316 	slot = rrp->rx_next;  in bge_receive_ring()
318 	while ((slot != *rrp->prod_index_p) && /* Note: volatile	*/  in bge_receive_ring()
320 		if ((mp = bge_receive_packet(bgep, &hw_rbd_p[slot], rrp))  in bge_receive_ring()
326 		rrp->rx_next = slot = NEXT(slot, rrp->desc.nslots);  in bge_receive_ring()
329 	bge_mbx_put(bgep, rrp->chip_mbx_reg, rrp->rx_next);  in bge_receive_ring()
353 	recv_ring_t *rrp = arg;  in bge_poll_ring()  local
354 	bge_t *bgep = rrp->bgep;  in bge_poll_ring()
362 	mutex_enter(rrp->rx_lock);  in bge_poll_ring()
368 	DMA_SYNC(rrp->desc, DDI_DMA_SYNC_FORKERNEL);  in bge_poll_ring()
369 	if (*rrp->prod_index_p >= rrp->desc.nslots) {  in bge_poll_ring()
372 		mutex_exit(rrp->rx_lock);  in bge_poll_ring()
375 	if (bge_check_dma_handle(bgep, rrp->desc.dma_hdl) != DDI_FM_OK) {  in bge_poll_ring()
376 		rrp->rx_next = *rrp->prod_index_p;  in bge_poll_ring()
377 		bge_mbx_put(bgep, rrp->chip_mbx_reg, rrp->rx_next);  in bge_poll_ring()
380 		mutex_exit(rrp->rx_lock);  in bge_poll_ring()
384 	hw_rbd_p = DMA_VPTR(rrp->desc);  in bge_poll_ring()
387 	slot = rrp->rx_next;  in bge_poll_ring()
390 	while ((slot != *rrp->prod_index_p) && (sz <= bytes_to_pickup)) {  in bge_poll_ring()
391 		if ((mp = bge_receive_packet(bgep, &hw_rbd_p[slot], rrp))  in bge_poll_ring()
397 		rrp->rx_next = slot = NEXT(slot, rrp->desc.nslots);  in bge_poll_ring()
400 	bge_mbx_put(bgep, rrp->chip_mbx_reg, rrp->rx_next);  in bge_poll_ring()
403 	mutex_exit(rrp->rx_lock);  in bge_poll_ring()
416 	recv_ring_t *rrp;  in bge_receive()  local
424 		rrp = &bgep->recv[index];  in bge_receive()
431 		ASSERT(rrp->prod_index_p == RECV_INDEX_P(bsp, index));  in bge_receive()
433 		if (*rrp->prod_index_p == rrp->rx_next || rrp->poll_flag)  in bge_receive()
435 		if (mutex_tryenter(rrp->rx_lock) == 0)  in bge_receive()
437 		mp = bge_receive_ring(bgep, rrp);  in bge_receive()
438 		mutex_exit(rrp->rx_lock);  in bge_receive()
441 			mac_rx_ring(bgep->mh, rrp->ring_handle, mp,  in bge_receive()
442 			    rrp->ring_gen_num);  in bge_receive()