49 		struct nx_host_rds_ring *rds_ring);
110 	struct nx_host_rds_ring *rds_ring;  in netxen_release_rx_buffers()  local
116 		rds_ring = &recv_ctx->rds_rings[ring];  in netxen_release_rx_buffers()
117 		for (i = 0; i < rds_ring->num_desc; ++i) {  in netxen_release_rx_buffers()
118 			rx_buf = &(rds_ring->rx_buf_arr[i]);  in netxen_release_rx_buffers()
123 					rds_ring->dma_size,  in netxen_release_rx_buffers()
166 	struct nx_host_rds_ring *rds_ring;  in netxen_free_sw_resources()  local
176 		rds_ring = &recv_ctx->rds_rings[ring];  in netxen_free_sw_resources()
177 		vfree(rds_ring->rx_buf_arr);  in netxen_free_sw_resources()
178 		rds_ring->rx_buf_arr = NULL;  in netxen_free_sw_resources()
195 	struct nx_host_rds_ring *rds_ring;  in netxen_alloc_sw_resources()  local
228 	rds_ring = kzalloc(size, GFP_KERNEL);  in netxen_alloc_sw_resources()
229 	if (rds_ring == NULL) {  in netxen_alloc_sw_resources()
234 	recv_ctx->rds_rings = rds_ring;  in netxen_alloc_sw_resources()
237 		rds_ring = &recv_ctx->rds_rings[ring];  in netxen_alloc_sw_resources()
240 			rds_ring->num_desc = adapter->num_rxd;  in netxen_alloc_sw_resources()
242 				rds_ring->dma_size =  in netxen_alloc_sw_resources()
244 				rds_ring->skb_size =  in netxen_alloc_sw_resources()
248 					rds_ring->dma_size =  in netxen_alloc_sw_resources()
251 					rds_ring->dma_size =  in netxen_alloc_sw_resources()
253 				rds_ring->skb_size =  in netxen_alloc_sw_resources()
254 					rds_ring->dma_size + NET_IP_ALIGN;  in netxen_alloc_sw_resources()
259 			rds_ring->num_desc = adapter->num_jumbo_rxd;  in netxen_alloc_sw_resources()
261 				rds_ring->dma_size =  in netxen_alloc_sw_resources()
264 				rds_ring->dma_size =  in netxen_alloc_sw_resources()
268 				rds_ring->dma_size += NX_LRO_BUFFER_EXTRA;  in netxen_alloc_sw_resources()
270 			rds_ring->skb_size =  in netxen_alloc_sw_resources()
271 				rds_ring->dma_size + NET_IP_ALIGN;  in netxen_alloc_sw_resources()
275 			rds_ring->num_desc = adapter->num_lro_rxd;  in netxen_alloc_sw_resources()
276 			rds_ring->dma_size = NX_RX_LRO_BUFFER_LENGTH;  in netxen_alloc_sw_resources()
277 			rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN;  in netxen_alloc_sw_resources()
281 		rds_ring->rx_buf_arr = vzalloc(RCV_BUFF_RINGSIZE(rds_ring));  in netxen_alloc_sw_resources()
282 		if (rds_ring->rx_buf_arr == NULL) {  in netxen_alloc_sw_resources()
289 		INIT_LIST_HEAD(&rds_ring->free_list);  in netxen_alloc_sw_resources()
294 		rx_buf = rds_ring->rx_buf_arr;  in netxen_alloc_sw_resources()
295 		for (i = 0; i < rds_ring->num_desc; i++) {  in netxen_alloc_sw_resources()
297 					&rds_ring->free_list);  in netxen_alloc_sw_resources()
302 		spin_lock_init(&rds_ring->lock);  in netxen_alloc_sw_resources()
1439 		struct nx_host_rds_ring *rds_ring,  in netxen_alloc_rx_skb()  argument
1446 	buffer->skb = dev_alloc_skb(rds_ring->skb_size);  in netxen_alloc_rx_skb()
1456 			rds_ring->dma_size, PCI_DMA_FROMDEVICE);  in netxen_alloc_rx_skb()
1472 		struct nx_host_rds_ring *rds_ring, u16 index, u16 cksum)  in netxen_process_rxbuf()  argument
1477 	buffer = &rds_ring->rx_buf_arr[index];  in netxen_process_rxbuf()
1479 	pci_unmap_single(adapter->pdev, buffer->dma, rds_ring->dma_size,  in netxen_process_rxbuf()
1509 	struct nx_host_rds_ring *rds_ring;  in netxen_process_rcv()  local
1515 	rds_ring = &recv_ctx->rds_rings[ring];  in netxen_process_rcv()
1518 	if (unlikely(index >= rds_ring->num_desc))  in netxen_process_rcv()
1521 	buffer = &rds_ring->rx_buf_arr[index];  in netxen_process_rcv()
1527 	skb = netxen_process_rxbuf(adapter, rds_ring, index, cksum);  in netxen_process_rcv()
1531 	if (length > rds_ring->skb_size)  in netxen_process_rcv()
1532 		skb_put(skb, rds_ring->skb_size);  in netxen_process_rcv()
1563 	struct nx_host_rds_ring *rds_ring;  in netxen_process_lro()  local
1575 	rds_ring = &recv_ctx->rds_rings[ring];  in netxen_process_lro()
1578 	if (unlikely(index > rds_ring->num_desc))  in netxen_process_lro()
1581 	buffer = &rds_ring->rx_buf_arr[index];  in netxen_process_lro()
1590 	skb = netxen_process_rxbuf(adapter, rds_ring, index, STATUS_CKSUM_OK);  in netxen_process_lro()
1690 		struct nx_host_rds_ring *rds_ring =  in netxen_process_rcv_ring()  local
1697 				netxen_alloc_rx_skb(adapter, rds_ring, rxbuf);  in netxen_process_rcv_ring()
1699 			spin_lock(&rds_ring->lock);  in netxen_process_rcv_ring()
1701 						&rds_ring->free_list);  in netxen_process_rcv_ring()
1702 			spin_unlock(&rds_ring->lock);  in netxen_process_rcv_ring()
1705 		netxen_post_rx_buffers_nodb(adapter, rds_ring);  in netxen_process_rcv_ring()
1790 	struct nx_host_rds_ring *rds_ring)  in netxen_post_rx_buffers()  argument
1798 	producer = rds_ring->producer;  in netxen_post_rx_buffers()
1800 	head = &rds_ring->free_list;  in netxen_post_rx_buffers()
1806 			if (netxen_alloc_rx_skb(adapter, rds_ring, buffer))  in netxen_post_rx_buffers()
1814 		pdesc = &rds_ring->desc_head[producer];  in netxen_post_rx_buffers()
1817 		pdesc->buffer_length = cpu_to_le32(rds_ring->dma_size);  in netxen_post_rx_buffers()
1819 		producer = get_next_index(producer, rds_ring->num_desc);  in netxen_post_rx_buffers()
1823 		rds_ring->producer = producer;  in netxen_post_rx_buffers()
1824 		NXWRIO(adapter, rds_ring->crb_rcv_producer,  in netxen_post_rx_buffers()
1825 				(producer-1) & (rds_ring->num_desc-1));  in netxen_post_rx_buffers()
1837 					      (rds_ring->num_desc - 1)));  in netxen_post_rx_buffers()
1848 		struct nx_host_rds_ring *rds_ring)  in netxen_post_rx_buffers_nodb()  argument
1855 	if (!spin_trylock(&rds_ring->lock))  in netxen_post_rx_buffers_nodb()
1858 	producer = rds_ring->producer;  in netxen_post_rx_buffers_nodb()
1860 	head = &rds_ring->free_list;  in netxen_post_rx_buffers_nodb()
1866 			if (netxen_alloc_rx_skb(adapter, rds_ring, buffer))  in netxen_post_rx_buffers_nodb()
1874 		pdesc = &rds_ring->desc_head[producer];  in netxen_post_rx_buffers_nodb()
1876 		pdesc->buffer_length = cpu_to_le32(rds_ring->dma_size);  in netxen_post_rx_buffers_nodb()
1879 		producer = get_next_index(producer, rds_ring->num_desc);  in netxen_post_rx_buffers_nodb()
1883 		rds_ring->producer = producer;  in netxen_post_rx_buffers_nodb()
1884 		NXWRIO(adapter, rds_ring->crb_rcv_producer,  in netxen_post_rx_buffers_nodb()
1885 				(producer - 1) & (rds_ring->num_desc - 1));  in netxen_post_rx_buffers_nodb()
1887 	spin_unlock(&rds_ring->lock);  in netxen_post_rx_buffers_nodb()