memzone: rename address from physical to IOVA
[dpdk.git] / drivers / net / bnx2x / bnx2x_rxtx.c
index 52152e2..99d7d28 100644 (file)
 #include "bnx2x.h"
 #include "bnx2x_rxtx.h"
 
-static inline struct rte_mbuf *
-bnx2x_rxmbuf_alloc(struct rte_mempool *mp)
-{
-       struct rte_mbuf *m;
-
-       m = __rte_mbuf_raw_alloc(mp);
-       __rte_mbuf_sanity_check(m, 0);
-
-       return m;
-}
-
 static const struct rte_memzone *
 ring_dma_zone_reserve(struct rte_eth_dev *dev, const char *ring_name,
                      uint16_t queue_id, uint32_t ring_size, int socket_id)
@@ -30,7 +19,8 @@ ring_dma_zone_reserve(struct rte_eth_dev *dev, const char *ring_name,
        const struct rte_memzone *mz;
 
        snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
-                       dev->driver->pci_drv.name, ring_name, dev->data->port_id, queue_id);
+                       dev->device->driver->name, ring_name,
+                       dev->data->port_id, queue_id);
 
        mz = rte_memzone_lookup(z_name);
        if (mz)
@@ -70,7 +60,7 @@ bnx2x_dev_rx_queue_setup(struct rte_eth_dev *dev,
                       uint16_t queue_idx,
                       uint16_t nb_desc,
                       unsigned int socket_id,
-                      const struct rte_eth_rxconf *rx_conf,
+                      __rte_unused const struct rte_eth_rxconf *rx_conf,
                       struct rte_mempool *mp)
 {
        uint16_t j, idx;
@@ -89,13 +79,12 @@ bnx2x_dev_rx_queue_setup(struct rte_eth_dev *dev,
                                 RTE_CACHE_LINE_SIZE, socket_id);
        if (NULL == rxq) {
                PMD_INIT_LOG(ERR, "rte_zmalloc for rxq failed!");
-               return (-ENOMEM);
+               return -ENOMEM;
        }
        rxq->sc = sc;
        rxq->mb_pool = mp;
        rxq->queue_id = queue_idx;
        rxq->port_id = dev->data->port_id;
-       rxq->crc_len = (uint8_t)((dev->data->dev_conf.rxmode.hw_strip_crc) ? 0 : ETHER_CRC_LEN);
 
        rxq->nb_rx_pages = 1;
        while (USABLE_RX_BD(rxq) < nb_desc)
@@ -105,13 +94,9 @@ bnx2x_dev_rx_queue_setup(struct rte_eth_dev *dev,
        sc->rx_ring_size = USABLE_RX_BD(rxq);
        rxq->nb_cq_pages = RCQ_BD_PAGES(rxq);
 
-       rxq->rx_free_thresh = rx_conf->rx_free_thresh ?
-               rx_conf->rx_free_thresh : DEFAULT_RX_FREE_THRESH;
-
-       PMD_INIT_LOG(DEBUG, "fp[%02d] req_bd=%u, thresh=%u, usable_bd=%lu, "
+       PMD_INIT_LOG(DEBUG, "fp[%02d] req_bd=%u, usable_bd=%lu, "
                       "total_bd=%lu, rx_pages=%u, cq_pages=%u",
-                      queue_idx, nb_desc, rxq->rx_free_thresh,
-                      (unsigned long)USABLE_RX_BD(rxq),
+                      queue_idx, nb_desc, (unsigned long)USABLE_RX_BD(rxq),
                       (unsigned long)TOTAL_RX_BD(rxq), rxq->nb_rx_pages,
                       rxq->nb_cq_pages);
 
@@ -121,9 +106,9 @@ bnx2x_dev_rx_queue_setup(struct rte_eth_dev *dev,
        if (NULL == dma) {
                PMD_RX_LOG(ERR, "ring_dma_zone_reserve for rx_ring failed!");
                bnx2x_rx_queue_release(rxq);
-               return (-ENOMEM);
+               return -ENOMEM;
        }
-       fp->rx_desc_mapping = rxq->rx_ring_phys_addr = (uint64_t)dma->phys_addr;
+       fp->rx_desc_mapping = rxq->rx_ring_phys_addr = (uint64_t)dma->iova;
        rxq->rx_ring = (uint64_t*)dma->addr;
        memset((void *)rxq->rx_ring, 0, dma_size);
 
@@ -142,22 +127,20 @@ bnx2x_dev_rx_queue_setup(struct rte_eth_dev *dev,
        if (NULL == rxq->sw_ring) {
                PMD_RX_LOG(ERR, "rte_zmalloc for sw_ring failed!");
                bnx2x_rx_queue_release(rxq);
-               return (-ENOMEM);
+               return -ENOMEM;
        }
 
        /* Initialize software ring entries */
-       rxq->rx_mbuf_alloc = 0;
        for (idx = 0; idx < rxq->nb_rx_desc; idx = NEXT_RX_BD(idx)) {
-               mbuf = bnx2x_rxmbuf_alloc(mp);
+               mbuf = rte_mbuf_raw_alloc(mp);
                if (NULL == mbuf) {
                        PMD_RX_LOG(ERR, "RX mbuf alloc failed queue_id=%u, idx=%d",
                                   (unsigned)rxq->queue_id, idx);
                        bnx2x_rx_queue_release(rxq);
-                       return (-ENOMEM);
+                       return -ENOMEM;
                }
                rxq->sw_ring[idx] = mbuf;
                rxq->rx_ring[idx] = mbuf->buf_physaddr;
-               rxq->rx_mbuf_alloc++;
        }
        rxq->pkt_first_seg = NULL;
        rxq->pkt_last_seg = NULL;
@@ -169,9 +152,9 @@ bnx2x_dev_rx_queue_setup(struct rte_eth_dev *dev,
        dma = ring_dma_zone_reserve(dev, "bnx2x_rcq", queue_idx, dma_size, socket_id);
        if (NULL == dma) {
                PMD_RX_LOG(ERR, "RCQ  alloc failed");
-               return (-ENOMEM);
+               return -ENOMEM;
        }
-       fp->rx_comp_mapping = rxq->cq_ring_phys_addr = (uint64_t)dma->phys_addr;
+       fp->rx_comp_mapping = rxq->cq_ring_phys_addr = (uint64_t)dma->iova;
        rxq->cq_ring = (union eth_rx_cqe*)dma->addr;
 
        /* Link the CQ chain pages. */
@@ -222,40 +205,40 @@ bnx2x_xmit_pkts(void *p_txq, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
        struct bnx2x_tx_queue *txq;
        struct bnx2x_softc *sc;
        struct bnx2x_fastpath *fp;
-       uint32_t burst, nb_tx;
-       struct rte_mbuf **m = tx_pkts;
-       int ret;
+       uint16_t nb_tx_pkts;
+       uint16_t nb_pkt_sent = 0;
+       uint32_t ret;
 
        txq = p_txq;
        sc = txq->sc;
        fp = &sc->fp[txq->queue_id];
 
-       nb_tx = nb_pkts;
-
-       do {
-               burst = RTE_MIN(nb_pkts, RTE_PMD_BNX2X_TX_MAX_BURST);
+       if ((unlikely((txq->nb_tx_desc - txq->nb_tx_avail) >
+                               txq->tx_free_thresh)))
+               bnx2x_txeof(sc, fp);
 
-               ret = bnx2x_tx_encap(txq, m, burst);
-               if (unlikely(ret)) {
-                       PMD_TX_LOG(ERR, "tx_encap failed!");
-               }
-
-               bnx2x_update_fp_sb_idx(fp);
-
-               if ((txq->nb_tx_desc - txq->nb_tx_avail) > txq->tx_free_thresh) {
-                       bnx2x_txeof(sc, fp);
-               }
+       nb_tx_pkts = RTE_MIN(nb_pkts, txq->nb_tx_avail / BDS_PER_TX_PKT);
+       if (unlikely(nb_tx_pkts == 0))
+               return 0;
 
-               if (unlikely(ret == -ENOMEM)) {
-                       break;
-               }
+       while (nb_tx_pkts--) {
+               struct rte_mbuf *m = *tx_pkts++;
+               assert(m != NULL);
+               ret = bnx2x_tx_encap(txq, m);
+               fp->tx_db.data.prod += ret;
+               nb_pkt_sent++;
+       }
 
-               m += burst;
-               nb_pkts -= burst;
+       bnx2x_update_fp_sb_idx(fp);
+       mb();
+       DOORBELL(sc, txq->queue_id, fp->tx_db.raw);
+       mb();
 
-       } while (nb_pkts);
+       if ((txq->nb_tx_desc - txq->nb_tx_avail) >
+                               txq->tx_free_thresh)
+               bnx2x_txeof(sc, fp);
 
-       return nb_tx - nb_pkts;
+       return nb_pkt_sent;
 }
 
 int
@@ -278,7 +261,7 @@ bnx2x_dev_tx_queue_setup(struct rte_eth_dev *dev,
        txq = rte_zmalloc("ethdev TX queue", sizeof(struct bnx2x_tx_queue),
                          RTE_CACHE_LINE_SIZE);
        if (txq == NULL)
-               return (-ENOMEM);
+               return -ENOMEM;
        txq->sc = sc;
 
        txq->nb_tx_pages = 1;
@@ -290,6 +273,8 @@ bnx2x_dev_tx_queue_setup(struct rte_eth_dev *dev,
 
        txq->tx_free_thresh = tx_conf->tx_free_thresh ?
                tx_conf->tx_free_thresh : DEFAULT_TX_FREE_THRESH;
+       txq->tx_free_thresh = min(txq->tx_free_thresh,
+                                 txq->nb_tx_desc - BDS_PER_TX_PKT);
 
        PMD_INIT_LOG(DEBUG, "fp[%02d] req_bd=%u, thresh=%u, usable_bd=%lu, "
                     "total_bd=%lu, tx_pages=%u",
@@ -302,9 +287,9 @@ bnx2x_dev_tx_queue_setup(struct rte_eth_dev *dev,
        tz = ring_dma_zone_reserve(dev, "tx_hw_ring", queue_idx, tsize, socket_id);
        if (tz == NULL) {
                bnx2x_tx_queue_release(txq);
-               return (-ENOMEM);
+               return -ENOMEM;
        }
-       fp->tx_desc_mapping = txq->tx_ring_phys_addr = (uint64_t)tz->phys_addr;
+       fp->tx_desc_mapping = txq->tx_ring_phys_addr = (uint64_t)tz->iova;
        txq->tx_ring = (union eth_tx_bd_types *) tz->addr;
        memset(txq->tx_ring, 0, tsize);
 
@@ -314,7 +299,7 @@ bnx2x_dev_tx_queue_setup(struct rte_eth_dev *dev,
                                   RTE_CACHE_LINE_SIZE);
        if (txq->sw_ring == NULL) {
                bnx2x_tx_queue_release(txq);
-               return (-ENOMEM);
+               return -ENOMEM;
        }
 
        /* PMD_DRV_LOG(DEBUG, "sw_ring=%p hw_ring=%p dma_addr=0x%"PRIx64,
@@ -405,9 +390,11 @@ bnx2x_recv_pkts(void *p_rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
                len = cqe_fp->pkt_len_or_gro_seg_len;
                pad = cqe_fp->placement_offset;
 
-               new_mb = bnx2x_rxmbuf_alloc(rxq->mb_pool);
+               new_mb = rte_mbuf_raw_alloc(rxq->mb_pool);
                if (unlikely(!new_mb)) {
                        PMD_RX_LOG(ERR, "mbuf alloc fail fp[%02d]", fp->index);
+                       rte_eth_devices[rxq->port_id].data->
+                                       rx_mbuf_alloc_failed++;
                        goto next_rx;
                }
 
@@ -427,7 +414,6 @@ bnx2x_recv_pkts(void *p_rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
                rx_mb->next = NULL;
                rx_mb->pkt_len = rx_mb->data_len = len;
                rx_mb->port = rxq->port_id;
-               rx_mb->buf_len = len + pad;
                rte_prefetch1(rte_pktmbuf_mtod(rx_mb, void *));
 
                /*
@@ -436,7 +422,7 @@ bnx2x_recv_pkts(void *p_rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
                 */
                if (cqe_fp->pars_flags.flags & PARSING_FLAGS_VLAN) {
                        rx_mb->vlan_tci = cqe_fp->vlan_tag;
-                       rx_mb->ol_flags |= PKT_RX_VLAN_PKT;
+                       rx_mb->ol_flags |= PKT_RX_VLAN;
                }
 
                rx_pkts[nb_rx] = rx_mb;