Imported Upstream version 16.07-rc1

[deb_dpdk.git] / drivers / net / nfp / nfp_net.c

diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c
index bcf5fa9..6afd49b 100644 (file)
--- a/drivers/net/nfp/nfp_net.c
+++ b/drivers/net/nfp/nfp_net.c
@@ -54,6 +54,7 @@
 #include <rte_version.h>
 #include <rte_string_fns.h>
 #include <rte_alarm.h>
+#include <rte_spinlock.h>
 
 #include "nfp_net_pmd.h"
 #include "nfp_net_logs.h"
@@ -322,7 +323,7 @@ nfp_net_tx_queue_release_mbufs(struct nfp_net_txq *txq)
 
        for (i = 0; i < txq->tx_count; i++) {
                if (txq->txbufs[i].mbuf) {
-                       rte_pktmbuf_free_seg(txq->txbufs[i].mbuf);
+                       rte_pktmbuf_free(txq->txbufs[i].mbuf);
                        txq->txbufs[i].mbuf = NULL;
                }
        }
@@ -407,6 +408,8 @@ nfp_net_reconfig(struct nfp_net_hw *hw, uint32_t ctrl, uint32_t update)
        PMD_DRV_LOG(DEBUG, "nfp_net_reconfig: ctrl=%08x update=%08x\n",
                    ctrl, update);
 
+       rte_spinlock_lock(&hw->reconfig_lock);
+
        nn_cfg_writel(hw, NFP_NET_CFG_CTRL, ctrl);
        nn_cfg_writel(hw, NFP_NET_CFG_UPDATE, update);
 
@@ -414,6 +417,8 @@ nfp_net_reconfig(struct nfp_net_hw *hw, uint32_t ctrl, uint32_t update)
 
        err = __nfp_net_reconfig(hw, update);
 
+       rte_spinlock_unlock(&hw->reconfig_lock);
+
        if (!err)
                return 0;
 
@@ -902,11 +907,6 @@ nfp_net_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 
        nfp_dev_stats.obytes -= hw->eth_stats_base.obytes;
 
-       nfp_dev_stats.imcasts =
-               nn_cfg_readq(hw, NFP_NET_CFG_STATS_RX_MC_FRAMES);
-
-       nfp_dev_stats.imcasts -= hw->eth_stats_base.imcasts;
-
        /* reading general device stats */
        nfp_dev_stats.ierrors =
                nn_cfg_readq(hw, NFP_NET_CFG_STATS_RX_ERRORS);
@@ -918,12 +918,6 @@ nfp_net_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 
        nfp_dev_stats.oerrors -= hw->eth_stats_base.oerrors;
 
-       /* Multicast frames received */
-       nfp_dev_stats.imcasts =
-               nn_cfg_readq(hw, NFP_NET_CFG_STATS_RX_MC_FRAMES);
-
-       nfp_dev_stats.imcasts -= hw->eth_stats_base.imcasts;
-
        /* RX ring mbuf allocation failures */
        nfp_dev_stats.rx_nombuf = dev->data->rx_mbuf_alloc_failed;
 
@@ -985,9 +979,6 @@ nfp_net_stats_reset(struct rte_eth_dev *dev)
        hw->eth_stats_base.obytes =
                nn_cfg_readq(hw, NFP_NET_CFG_STATS_TX_OCTETS);
 
-       hw->eth_stats_base.imcasts =
-               nn_cfg_readq(hw, NFP_NET_CFG_STATS_RX_MC_FRAMES);
-
        /* reading general device stats */
        hw->eth_stats_base.ierrors =
                nn_cfg_readq(hw, NFP_NET_CFG_STATS_RX_ERRORS);
@@ -995,10 +986,6 @@ nfp_net_stats_reset(struct rte_eth_dev *dev)
        hw->eth_stats_base.oerrors =
                nn_cfg_readq(hw, NFP_NET_CFG_STATS_TX_ERRORS);
 
-       /* Multicast frames received */
-       hw->eth_stats_base.imcasts =
-               nn_cfg_readq(hw, NFP_NET_CFG_STATS_RX_MC_FRAMES);
-
        /* RX ring mbuf allocation failures */
        dev->data->rx_mbuf_alloc_failed = 0;
 
@@ -1813,7 +1800,7 @@ nfp_net_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
                if ((rxds->rxd.flags & PCIE_DESC_RX_VLAN) &&
                    (hw->ctrl & NFP_NET_CFG_CTRL_RXVLAN)) {
                        mb->vlan_tci = rte_cpu_to_le_32(rxds->rxd.vlan);
-                       mb->ol_flags |= PKT_RX_VLAN_PKT;
+                       mb->ol_flags |= PKT_RX_VLAN_PKT | PKT_RX_VLAN_STRIPPED;
                }
 
                /* Adding the mbuff to the mbuff array passed by the app */
@@ -1989,11 +1976,16 @@ nfp_net_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
                 */
                pkt_size = pkt->pkt_len;
 
-               while (pkt_size) {
-                       /* Releasing mbuf which was prefetched above */
-                       if (*lmbuf)
-                               rte_pktmbuf_free_seg(*lmbuf);
+               /* Releasing mbuf which was prefetched above */
+               if (*lmbuf)
+                       rte_pktmbuf_free(*lmbuf);
+               /*
+                * Linking mbuf with descriptor for being released
+                * next time descriptor is used
+                */
+               *lmbuf = pkt;
 
+               while (pkt_size) {
                        dma_size = pkt->data_len;
                        dma_addr = rte_mbuf_data_dma_addr(pkt);
                        PMD_TX_LOG(DEBUG, "Working with mbuf at dma address:"
@@ -2007,12 +1999,6 @@ nfp_net_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts)
                        ASSERT(free_descs > 0);
                        free_descs--;
 
-                       /*
-                        * Linking mbuf with descriptor for being released
-                        * next time descriptor is used
-                        */
-                       *lmbuf = pkt;
-
                        txq->wr_p++;
                        txq->tail++;
                        if (unlikely(txq->tail == txq->tx_count)) /* wrapping?*/
@@ -2417,6 +2403,9 @@ nfp_net_init(struct rte_eth_dev *eth_dev)
        PMD_INIT_LOG(INFO, "max_rx_queues: %u, max_tx_queues: %u\n",
                     hw->max_rx_queues, hw->max_tx_queues);
 
+       /* Initializing spinlock for reconfigs */
+       rte_spinlock_init(&hw->reconfig_lock);
+
        /* Allocating memory for mac addr */
        eth_dev->data->mac_addrs = rte_zmalloc("mac_addr", ETHER_ADDR_LEN, 0);
        if (eth_dev->data->mac_addrs == NULL) {
@@ -2457,16 +2446,12 @@ nfp_net_init(struct rte_eth_dev *eth_dev)
 
 static struct rte_pci_id pci_id_nfp_net_map[] = {
        {
-               .vendor_id = PCI_VENDOR_ID_NETRONOME,
-               .device_id = PCI_DEVICE_ID_NFP6000_PF_NIC,
-               .subsystem_vendor_id = PCI_ANY_ID,
-               .subsystem_device_id = PCI_ANY_ID,
+               RTE_PCI_DEVICE(PCI_VENDOR_ID_NETRONOME,
+                              PCI_DEVICE_ID_NFP6000_PF_NIC)
        },
        {
-               .vendor_id = PCI_VENDOR_ID_NETRONOME,
-               .device_id = PCI_DEVICE_ID_NFP6000_VF_NIC,
-               .subsystem_vendor_id = PCI_ANY_ID,
-               .subsystem_device_id = PCI_ANY_ID,
+               RTE_PCI_DEVICE(PCI_VENDOR_ID_NETRONOME,
+                              PCI_DEVICE_ID_NFP6000_VF_NIC)
        },
        {
                .vendor_id = 0,
@@ -2477,7 +2462,8 @@ static struct eth_driver rte_nfp_net_pmd = {
        {
                .name = "rte_nfp_net_pmd",
                .id_table = pci_id_nfp_net_map,
-               .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
+               .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
+                            RTE_PCI_DRV_DETACHABLE,
        },
        .eth_dev_init = nfp_net_init,
        .dev_private_size = sizeof(struct nfp_net_adapter),