netronome/nfp/nfp_net_dp.c

57 	struct nfp_net *nn = r_vec->nfp_net;
64 	tx_ring->qcidx = tx_ring->idx * nn->stride_tx;
66 	tx_ring->qcp_q = nn->tx_bar + NFP_QCP_QUEUE_OFF(tx_ring->qcidx);
79 	struct nfp_net *nn = r_vec->nfp_net;
85 	rx_ring->fl_qcidx = rx_ring->idx * nn->stride_rx;
86 	rx_ring->qcp_fl = nn->rx_bar + NFP_QCP_QUEUE_OFF(rx_ring->fl_qcidx);
183 int nfp_net_tx_rings_prepare(struct nfp_net *nn, struct nfp_net_dp *dp)
207 				     &nn->r_vecs[r - bias], r, bias);
339 int nfp_net_rx_rings_prepare(struct nfp_net *nn, struct nfp_net_dp *dp)
349 		nfp_net_rx_ring_init(&dp->rx_rings[r], &nn->r_vecs[r], r);
383 nfp_net_rx_ring_hw_cfg_write(struct nfp_net *nn,
387 	nn_writeq(nn, NFP_NET_CFG_RXR_ADDR(idx), rx_ring->dma);
388 	nn_writeb(nn, NFP_NET_CFG_RXR_SZ(idx), ilog2(rx_ring->cnt));
389 	nn_writeb(nn, NFP_NET_CFG_RXR_VEC(idx), rx_ring->r_vec->irq_entry);
393 nfp_net_tx_ring_hw_cfg_write(struct nfp_net *nn,
396 	nn_writeq(nn, NFP_NET_CFG_TXR_ADDR(idx), tx_ring->dma);
399 		nn_writeq(nn, NFP_NET_CFG_TXR_WB_ADDR(idx),
400 			  nn->dp.txrwb_dma + idx * sizeof(u64));
402 	nn_writeb(nn, NFP_NET_CFG_TXR_SZ(idx), ilog2(tx_ring->cnt));
403 	nn_writeb(nn, NFP_NET_CFG_TXR_VEC(idx), tx_ring->r_vec->irq_entry);
406 void nfp_net_vec_clear_ring_data(struct nfp_net *nn, unsigned int idx)
408 	nn_writeq(nn, NFP_NET_CFG_RXR_ADDR(idx), 0);
409 	nn_writeb(nn, NFP_NET_CFG_RXR_SZ(idx), 0);
410 	nn_writeb(nn, NFP_NET_CFG_RXR_VEC(idx), 0);
412 	nn_writeq(nn, NFP_NET_CFG_TXR_ADDR(idx), 0);
413 	nn_writeq(nn, NFP_NET_CFG_TXR_WB_ADDR(idx), 0);
414 	nn_writeb(nn, NFP_NET_CFG_TXR_SZ(idx), 0);
415 	nn_writeb(nn, NFP_NET_CFG_TXR_VEC(idx), 0);
420 	struct nfp_net *nn = netdev_priv(netdev);
422 	return nn->dp.ops->xmit(skb, netdev);
425 bool __nfp_ctrl_tx(struct nfp_net *nn, struct sk_buff *skb)
427 	struct nfp_net_r_vector *r_vec = &nn->r_vecs[0];
429 	return nn->dp.ops->ctrl_tx_one(nn, r_vec, skb, false);
432 bool nfp_ctrl_tx(struct nfp_net *nn, struct sk_buff *skb)
434 	struct nfp_net_r_vector *r_vec = &nn->r_vecs[0];
438 	ret = nn->dp.ops->ctrl_tx_one(nn, r_vec, skb, false);