net/txgbe: fix flow error message object
[dpdk.git] / drivers / net / txgbe / txgbe_rxtx.c
index ac09e75..a70bf0b 100644 (file)
@@ -1134,7 +1134,7 @@ rx_desc_error_to_pkt_flags(uint32_t rx_status)
 
        if (rx_status & TXGBE_RXD_STAT_EIPCS &&
            rx_status & TXGBE_RXD_ERR_EIPCS) {
-               pkt_flags |= PKT_RX_EIP_CKSUM_BAD;
+               pkt_flags |= PKT_RX_OUTER_IP_CKSUM_BAD;
        }
 
 #ifdef RTE_LIB_SECURITY
@@ -2837,8 +2837,10 @@ txgbe_rss_disable(struct rte_eth_dev *dev)
        struct txgbe_hw *hw;
 
        hw = TXGBE_DEV_HW(dev);
-
-       wr32m(hw, TXGBE_RACTL, TXGBE_RACTL_RSSENA, 0);
+       if (hw->mac.type == txgbe_mac_raptor_vf)
+               wr32m(hw, TXGBE_VFPLCFG, TXGBE_VFPLCFG_RSSENA, 0);
+       else
+               wr32m(hw, TXGBE_RACTL, TXGBE_RACTL_RSSENA, 0);
 }
 
 int
@@ -2866,36 +2868,68 @@ txgbe_dev_rss_hash_update(struct rte_eth_dev *dev,
                        rss_key |= LS32(hash_key[(i * 4) + 1], 8, 0xFF);
                        rss_key |= LS32(hash_key[(i * 4) + 2], 16, 0xFF);
                        rss_key |= LS32(hash_key[(i * 4) + 3], 24, 0xFF);
-                       wr32a(hw, TXGBE_REG_RSSKEY, i, rss_key);
+                       wr32at(hw, TXGBE_REG_RSSKEY, i, rss_key);
                }
        }
 
        /* Set configured hashing protocols */
        rss_hf = rss_conf->rss_hf & TXGBE_RSS_OFFLOAD_ALL;
-       mrqc = rd32(hw, TXGBE_RACTL);
-       mrqc &= ~TXGBE_RACTL_RSSMASK;
-       if (rss_hf & ETH_RSS_IPV4)
-               mrqc |= TXGBE_RACTL_RSSIPV4;
-       if (rss_hf & ETH_RSS_NONFRAG_IPV4_TCP)
-               mrqc |= TXGBE_RACTL_RSSIPV4TCP;
-       if (rss_hf & ETH_RSS_IPV6 ||
-           rss_hf & ETH_RSS_IPV6_EX)
-               mrqc |= TXGBE_RACTL_RSSIPV6;
-       if (rss_hf & ETH_RSS_NONFRAG_IPV6_TCP ||
-           rss_hf & ETH_RSS_IPV6_TCP_EX)
-               mrqc |= TXGBE_RACTL_RSSIPV6TCP;
-       if (rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
-               mrqc |= TXGBE_RACTL_RSSIPV4UDP;
-       if (rss_hf & ETH_RSS_NONFRAG_IPV6_UDP ||
-           rss_hf & ETH_RSS_IPV6_UDP_EX)
-               mrqc |= TXGBE_RACTL_RSSIPV6UDP;
-
-       if (rss_hf)
-               mrqc |= TXGBE_RACTL_RSSENA;
-       else
-               mrqc &= ~TXGBE_RACTL_RSSENA;
+       if (hw->mac.type == txgbe_mac_raptor_vf) {
+               mrqc = rd32(hw, TXGBE_VFPLCFG);
+               mrqc &= ~TXGBE_VFPLCFG_RSSMASK;
+               if (rss_hf & ETH_RSS_IPV4)
+                       mrqc |= TXGBE_VFPLCFG_RSSIPV4;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV4_TCP)
+                       mrqc |= TXGBE_VFPLCFG_RSSIPV4TCP;
+               if (rss_hf & ETH_RSS_IPV6 ||
+                   rss_hf & ETH_RSS_IPV6_EX)
+                       mrqc |= TXGBE_VFPLCFG_RSSIPV6;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV6_TCP ||
+                   rss_hf & ETH_RSS_IPV6_TCP_EX)
+                       mrqc |= TXGBE_VFPLCFG_RSSIPV6TCP;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
+                       mrqc |= TXGBE_VFPLCFG_RSSIPV4UDP;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV6_UDP ||
+                   rss_hf & ETH_RSS_IPV6_UDP_EX)
+                       mrqc |= TXGBE_VFPLCFG_RSSIPV6UDP;
+
+               if (rss_hf)
+                       mrqc |= TXGBE_VFPLCFG_RSSENA;
+               else
+                       mrqc &= ~TXGBE_VFPLCFG_RSSENA;
 
-       wr32(hw, TXGBE_RACTL, mrqc);
+               if (dev->data->nb_rx_queues > 3)
+                       mrqc |= TXGBE_VFPLCFG_RSSHASH(2);
+               else if (dev->data->nb_rx_queues > 1)
+                       mrqc |= TXGBE_VFPLCFG_RSSHASH(1);
+
+               wr32(hw, TXGBE_VFPLCFG, mrqc);
+       } else {
+               mrqc = rd32(hw, TXGBE_RACTL);
+               mrqc &= ~TXGBE_RACTL_RSSMASK;
+               if (rss_hf & ETH_RSS_IPV4)
+                       mrqc |= TXGBE_RACTL_RSSIPV4;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV4_TCP)
+                       mrqc |= TXGBE_RACTL_RSSIPV4TCP;
+               if (rss_hf & ETH_RSS_IPV6 ||
+                   rss_hf & ETH_RSS_IPV6_EX)
+                       mrqc |= TXGBE_RACTL_RSSIPV6;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV6_TCP ||
+                   rss_hf & ETH_RSS_IPV6_TCP_EX)
+                       mrqc |= TXGBE_RACTL_RSSIPV6TCP;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
+                       mrqc |= TXGBE_RACTL_RSSIPV4UDP;
+               if (rss_hf & ETH_RSS_NONFRAG_IPV6_UDP ||
+                   rss_hf & ETH_RSS_IPV6_UDP_EX)
+                       mrqc |= TXGBE_RACTL_RSSIPV6UDP;
+
+               if (rss_hf)
+                       mrqc |= TXGBE_RACTL_RSSENA;
+               else
+                       mrqc &= ~TXGBE_RACTL_RSSENA;
+
+               wr32(hw, TXGBE_RACTL, mrqc);
+       }
 
        return 0;
 }
@@ -2915,7 +2949,7 @@ txgbe_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
        if (hash_key) {
                /* Return RSS hash key */
                for (i = 0; i < 10; i++) {
-                       rss_key = rd32a(hw, TXGBE_REG_RSSKEY, i);
+                       rss_key = rd32at(hw, TXGBE_REG_RSSKEY, i);
                        hash_key[(i * 4) + 0] = RS32(rss_key, 0, 0xFF);
                        hash_key[(i * 4) + 1] = RS32(rss_key, 8, 0xFF);
                        hash_key[(i * 4) + 2] = RS32(rss_key, 16, 0xFF);
@@ -2924,24 +2958,45 @@ txgbe_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
        }
 
        rss_hf = 0;
-       mrqc = rd32(hw, TXGBE_RACTL);
-       if (mrqc & TXGBE_RACTL_RSSIPV4)
-               rss_hf |= ETH_RSS_IPV4;
-       if (mrqc & TXGBE_RACTL_RSSIPV4TCP)
-               rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
-       if (mrqc & TXGBE_RACTL_RSSIPV6)
-               rss_hf |= ETH_RSS_IPV6 |
-                         ETH_RSS_IPV6_EX;
-       if (mrqc & TXGBE_RACTL_RSSIPV6TCP)
-               rss_hf |= ETH_RSS_NONFRAG_IPV6_TCP |
-                         ETH_RSS_IPV6_TCP_EX;
-       if (mrqc & TXGBE_RACTL_RSSIPV4UDP)
-               rss_hf |= ETH_RSS_NONFRAG_IPV4_UDP;
-       if (mrqc & TXGBE_RACTL_RSSIPV6UDP)
-               rss_hf |= ETH_RSS_NONFRAG_IPV6_UDP |
-                         ETH_RSS_IPV6_UDP_EX;
-       if (!(mrqc & TXGBE_RACTL_RSSENA))
-               rss_hf = 0;
+       if (hw->mac.type == txgbe_mac_raptor_vf) {
+               mrqc = rd32(hw, TXGBE_VFPLCFG);
+               if (mrqc & TXGBE_VFPLCFG_RSSIPV4)
+                       rss_hf |= ETH_RSS_IPV4;
+               if (mrqc & TXGBE_VFPLCFG_RSSIPV4TCP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
+               if (mrqc & TXGBE_VFPLCFG_RSSIPV6)
+                       rss_hf |= ETH_RSS_IPV6 |
+                                 ETH_RSS_IPV6_EX;
+               if (mrqc & TXGBE_VFPLCFG_RSSIPV6TCP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV6_TCP |
+                                 ETH_RSS_IPV6_TCP_EX;
+               if (mrqc & TXGBE_VFPLCFG_RSSIPV4UDP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV4_UDP;
+               if (mrqc & TXGBE_VFPLCFG_RSSIPV6UDP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV6_UDP |
+                                 ETH_RSS_IPV6_UDP_EX;
+               if (!(mrqc & TXGBE_VFPLCFG_RSSENA))
+                       rss_hf = 0;
+       } else {
+               mrqc = rd32(hw, TXGBE_RACTL);
+               if (mrqc & TXGBE_RACTL_RSSIPV4)
+                       rss_hf |= ETH_RSS_IPV4;
+               if (mrqc & TXGBE_RACTL_RSSIPV4TCP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
+               if (mrqc & TXGBE_RACTL_RSSIPV6)
+                       rss_hf |= ETH_RSS_IPV6 |
+                                 ETH_RSS_IPV6_EX;
+               if (mrqc & TXGBE_RACTL_RSSIPV6TCP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV6_TCP |
+                                 ETH_RSS_IPV6_TCP_EX;
+               if (mrqc & TXGBE_RACTL_RSSIPV4UDP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV4_UDP;
+               if (mrqc & TXGBE_RACTL_RSSIPV6UDP)
+                       rss_hf |= ETH_RSS_NONFRAG_IPV6_UDP |
+                                 ETH_RSS_IPV6_UDP_EX;
+               if (!(mrqc & TXGBE_RACTL_RSSENA))
+                       rss_hf = 0;
+       }
 
        rss_hf &= TXGBE_RSS_OFFLOAD_ALL;
 
@@ -2973,7 +3028,7 @@ txgbe_rss_configure(struct rte_eth_dev *dev)
                                j = 0;
                        reta = (reta >> 8) | LS32(j, 24, 0xFF);
                        if ((i & 3) == 3)
-                               wr32a(hw, TXGBE_REG_RSSTBL, i >> 2, reta);
+                               wr32at(hw, TXGBE_REG_RSSTBL, i >> 2, reta);
                }
        }
        /*
@@ -4722,6 +4777,224 @@ txgbe_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
        qinfo->conf.tx_deferred_start = txq->tx_deferred_start;
 }
 
+/*
+ * [VF] Initializes Receive Unit.
+ */
+int __rte_cold
+txgbevf_dev_rx_init(struct rte_eth_dev *dev)
+{
+       struct txgbe_hw     *hw;
+       struct txgbe_rx_queue *rxq;
+       struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
+       uint64_t bus_addr;
+       uint32_t srrctl, psrtype;
+       uint16_t buf_size;
+       uint16_t i;
+       int ret;
+
+       PMD_INIT_FUNC_TRACE();
+       hw = TXGBE_DEV_HW(dev);
+
+       if (rte_is_power_of_2(dev->data->nb_rx_queues) == 0) {
+               PMD_INIT_LOG(ERR, "The number of Rx queue invalid, "
+                       "it should be power of 2");
+               return -1;
+       }
+
+       if (dev->data->nb_rx_queues > hw->mac.max_rx_queues) {
+               PMD_INIT_LOG(ERR, "The number of Rx queue invalid, "
+                       "it should be equal to or less than %d",
+                       hw->mac.max_rx_queues);
+               return -1;
+       }
+
+       /*
+        * When the VF driver issues a TXGBE_VF_RESET request, the PF driver
+        * disables the VF receipt of packets if the PF MTU is > 1500.
+        * This is done to deal with limitations that imposes
+        * the PF and all VFs to share the same MTU.
+        * Then, the PF driver enables again the VF receipt of packet when
+        * the VF driver issues a TXGBE_VF_SET_LPE request.
+        * In the meantime, the VF device cannot be used, even if the VF driver
+        * and the Guest VM network stack are ready to accept packets with a
+        * size up to the PF MTU.
+        * As a work-around to this PF behaviour, force the call to
+        * txgbevf_rlpml_set_vf even if jumbo frames are not used. This way,
+        * VF packets received can work in all cases.
+        */
+       if (txgbevf_rlpml_set_vf(hw,
+           (uint16_t)dev->data->dev_conf.rxmode.max_rx_pkt_len)) {
+               PMD_INIT_LOG(ERR, "Set max packet length to %d failed.",
+                            dev->data->dev_conf.rxmode.max_rx_pkt_len);
+               return -EINVAL;
+       }
+
+       /*
+        * Assume no header split and no VLAN strip support
+        * on any Rx queue first .
+        */
+       rxmode->offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
+
+       /* Set PSR type for VF RSS according to max Rx queue */
+       psrtype = TXGBE_VFPLCFG_PSRL4HDR |
+                 TXGBE_VFPLCFG_PSRL4HDR |
+                 TXGBE_VFPLCFG_PSRL2HDR |
+                 TXGBE_VFPLCFG_PSRTUNHDR |
+                 TXGBE_VFPLCFG_PSRTUNMAC;
+       wr32(hw, TXGBE_VFPLCFG, TXGBE_VFPLCFG_PSR(psrtype));
+
+       /* Setup RX queues */
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
+               rxq = dev->data->rx_queues[i];
+
+               /* Allocate buffers for descriptor rings */
+               ret = txgbe_alloc_rx_queue_mbufs(rxq);
+               if (ret)
+                       return ret;
+
+               /* Setup the Base and Length of the Rx Descriptor Rings */
+               bus_addr = rxq->rx_ring_phys_addr;
+
+               wr32(hw, TXGBE_RXBAL(i),
+                               (uint32_t)(bus_addr & BIT_MASK32));
+               wr32(hw, TXGBE_RXBAH(i),
+                               (uint32_t)(bus_addr >> 32));
+               wr32(hw, TXGBE_RXRP(i), 0);
+               wr32(hw, TXGBE_RXWP(i), 0);
+
+               /* Configure the RXCFG register */
+               srrctl = TXGBE_RXCFG_RNGLEN(rxq->nb_rx_desc);
+
+               /* Set if packets are dropped when no descriptors available */
+               if (rxq->drop_en)
+                       srrctl |= TXGBE_RXCFG_DROP;
+
+               /*
+                * Configure the RX buffer size in the PKTLEN field of
+                * the RXCFG register of the queue.
+                * The value is in 1 KB resolution. Valid values can be from
+                * 1 KB to 16 KB.
+                */
+               buf_size = (uint16_t)(rte_pktmbuf_data_room_size(rxq->mb_pool) -
+                       RTE_PKTMBUF_HEADROOM);
+               buf_size = ROUND_UP(buf_size, 1 << 10);
+               srrctl |= TXGBE_RXCFG_PKTLEN(buf_size);
+
+               /*
+                * VF modification to write virtual function RXCFG register
+                */
+               wr32(hw, TXGBE_RXCFG(i), srrctl);
+
+               if (rxmode->offloads & DEV_RX_OFFLOAD_SCATTER ||
+                   /* It adds dual VLAN length for supporting dual VLAN */
+                   (rxmode->max_rx_pkt_len +
+                               2 * TXGBE_VLAN_TAG_SIZE) > buf_size) {
+                       if (!dev->data->scattered_rx)
+                               PMD_INIT_LOG(DEBUG, "forcing scatter mode");
+                       dev->data->scattered_rx = 1;
+               }
+
+               if (rxq->offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
+                       rxmode->offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
+       }
+
+       /*
+        * Device configured with multiple RX queues.
+        */
+       txgbe_dev_mq_rx_configure(dev);
+
+       txgbe_set_rx_function(dev);
+
+       return 0;
+}
+
+/*
+ * [VF] Initializes Transmit Unit.
+ */
+void __rte_cold
+txgbevf_dev_tx_init(struct rte_eth_dev *dev)
+{
+       struct txgbe_hw     *hw;
+       struct txgbe_tx_queue *txq;
+       uint64_t bus_addr;
+       uint16_t i;
+
+       PMD_INIT_FUNC_TRACE();
+       hw = TXGBE_DEV_HW(dev);
+
+       /* Setup the Base and Length of the Tx Descriptor Rings */
+       for (i = 0; i < dev->data->nb_tx_queues; i++) {
+               txq = dev->data->tx_queues[i];
+               bus_addr = txq->tx_ring_phys_addr;
+               wr32(hw, TXGBE_TXBAL(i),
+                               (uint32_t)(bus_addr & BIT_MASK32));
+               wr32(hw, TXGBE_TXBAH(i),
+                               (uint32_t)(bus_addr >> 32));
+               wr32m(hw, TXGBE_TXCFG(i), TXGBE_TXCFG_BUFLEN_MASK,
+                       TXGBE_TXCFG_BUFLEN(txq->nb_tx_desc));
+               /* Setup the HW Tx Head and TX Tail descriptor pointers */
+               wr32(hw, TXGBE_TXRP(i), 0);
+               wr32(hw, TXGBE_TXWP(i), 0);
+       }
+}
+
+/*
+ * [VF] Start Transmit and Receive Units.
+ */
+void __rte_cold
+txgbevf_dev_rxtx_start(struct rte_eth_dev *dev)
+{
+       struct txgbe_hw     *hw;
+       struct txgbe_tx_queue *txq;
+       struct txgbe_rx_queue *rxq;
+       uint32_t txdctl;
+       uint32_t rxdctl;
+       uint16_t i;
+       int poll_ms;
+
+       PMD_INIT_FUNC_TRACE();
+       hw = TXGBE_DEV_HW(dev);
+
+       for (i = 0; i < dev->data->nb_tx_queues; i++) {
+               txq = dev->data->tx_queues[i];
+               /* Setup Transmit Threshold Registers */
+               wr32m(hw, TXGBE_TXCFG(txq->reg_idx),
+                     TXGBE_TXCFG_HTHRESH_MASK |
+                     TXGBE_TXCFG_WTHRESH_MASK,
+                     TXGBE_TXCFG_HTHRESH(txq->hthresh) |
+                     TXGBE_TXCFG_WTHRESH(txq->wthresh));
+       }
+
+       for (i = 0; i < dev->data->nb_tx_queues; i++) {
+               wr32m(hw, TXGBE_TXCFG(i), TXGBE_TXCFG_ENA, TXGBE_TXCFG_ENA);
+
+               poll_ms = 10;
+               /* Wait until TX Enable ready */
+               do {
+                       rte_delay_ms(1);
+                       txdctl = rd32(hw, TXGBE_TXCFG(i));
+               } while (--poll_ms && !(txdctl & TXGBE_TXCFG_ENA));
+               if (!poll_ms)
+                       PMD_INIT_LOG(ERR, "Could not enable Tx Queue %d", i);
+       }
+       for (i = 0; i < dev->data->nb_rx_queues; i++) {
+               rxq = dev->data->rx_queues[i];
+
+               wr32m(hw, TXGBE_RXCFG(i), TXGBE_RXCFG_ENA, TXGBE_RXCFG_ENA);
+
+               /* Wait until RX Enable ready */
+               poll_ms = 10;
+               do {
+                       rte_delay_ms(1);
+                       rxdctl = rd32(hw, TXGBE_RXCFG(i));
+               } while (--poll_ms && !(rxdctl & TXGBE_RXCFG_ENA));
+               if (!poll_ms)
+                       PMD_INIT_LOG(ERR, "Could not enable Rx Queue %d", i);
+               rte_wmb();
+               wr32(hw, TXGBE_RXWP(i), rxq->nb_rx_desc - 1);
+       }
+}
+
 int
 txgbe_rss_conf_init(struct txgbe_rte_flow_rss_conf *out,
                    const struct rte_flow_action_rss *in)
@@ -4798,7 +5071,7 @@ txgbe_config_rss_filter(struct rte_eth_dev *dev,
                        j = 0;
                reta = (reta >> 8) | LS32(conf->conf.queue[j], 24, 0xFF);
                if ((i & 3) == 3)
-                       wr32a(hw, TXGBE_REG_RSSTBL, i >> 2, reta);
+                       wr32at(hw, TXGBE_REG_RSSTBL, i >> 2, reta);
        }
 
        /* Configure the RSS key and the RSS protocols used to compute