net/ixgbe: report 10Mbps link speed for x553
[dpdk.git] / drivers / net / ixgbe / ixgbe_ethdev.c
index 7ea1962..095f1bd 100644 (file)
@@ -229,7 +229,9 @@ static int ixgbe_dev_interrupt_get_status(struct rte_eth_dev *dev);
 static int ixgbe_dev_interrupt_action(struct rte_eth_dev *dev);
 static void ixgbe_dev_interrupt_handler(void *param);
 static void ixgbe_dev_interrupt_delayed_handler(void *param);
-static void ixgbe_dev_setup_link_alarm_handler(void *param);
+static void *ixgbe_dev_setup_link_thread_handler(void *param);
+static int ixgbe_dev_wait_setup_link_complete(struct rte_eth_dev *dev,
+                                             uint32_t timeout_ms);
 
 static int ixgbe_add_rar(struct rte_eth_dev *dev,
                        struct rte_ether_addr *mac_addr,
@@ -417,19 +419,6 @@ static int ixgbe_wait_for_link_up(struct ixgbe_hw *hw);
                (r) = (h)->bitmap[idx] >> bit & 1;\
        } while (0)
 
-int ixgbe_logtype_init;
-int ixgbe_logtype_driver;
-
-#ifdef RTE_LIBRTE_IXGBE_DEBUG_RX
-int ixgbe_logtype_rx;
-#endif
-#ifdef RTE_LIBRTE_IXGBE_DEBUG_TX
-int ixgbe_logtype_tx;
-#endif
-#ifdef RTE_LIBRTE_IXGBE_DEBUG_TX_FREE
-int ixgbe_logtype_tx_free;
-#endif
-
 /*
  * The set of PCI devices this driver supports
  */
@@ -1078,6 +1067,7 @@ ixgbe_swfw_lock_reset(struct ixgbe_hw *hw)
 static int
 eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
 {
+       struct ixgbe_adapter *ad = eth_dev->data->dev_private;
        struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
        struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
        struct ixgbe_hw *hw =
@@ -1129,6 +1119,7 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
                return 0;
        }
 
+       rte_atomic32_clear(&ad->link_thread_running);
        rte_eth_copy_pci_info(eth_dev, pci_dev);
 
        /* Vendor and Device ID need to be set before init of shared code */
@@ -1173,8 +1164,8 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
        memset(dcb_config, 0, sizeof(struct ixgbe_dcb_config));
        ixgbe_dcb_init(hw, dcb_config);
        /* Get Hardware Flow Control setting */
-       hw->fc.requested_mode = ixgbe_fc_full;
-       hw->fc.current_mode = ixgbe_fc_full;
+       hw->fc.requested_mode = ixgbe_fc_none;
+       hw->fc.current_mode = ixgbe_fc_none;
        hw->fc.pause_time = IXGBE_FC_PAUSE;
        for (i = 0; i < IXGBE_DCB_MAX_TRAFFIC_CLASS; i++) {
                hw->fc.low_water[i] = IXGBE_FC_LO;
@@ -1193,7 +1184,6 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
        diag = ixgbe_bypass_init_hw(hw);
 #else
        diag = ixgbe_init_hw(hw);
-       hw->mac.autotry_restart = false;
 #endif /* RTE_LIBRTE_IXGBE_BYPASS */
 
        /*
@@ -1304,8 +1294,6 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
        /* enable support intr */
        ixgbe_enable_intr(eth_dev);
 
-       ixgbe_dev_set_link_down(eth_dev);
-
        /* initialize filter info */
        memset(filter_info, 0,
               sizeof(struct ixgbe_filter_info));
@@ -1567,6 +1555,7 @@ eth_ixgbevf_dev_init(struct rte_eth_dev *eth_dev)
 {
        int diag;
        uint32_t tc, tcs;
+       struct ixgbe_adapter *ad = eth_dev->data->dev_private;
        struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
        struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
        struct ixgbe_hw *hw =
@@ -1607,6 +1596,7 @@ eth_ixgbevf_dev_init(struct rte_eth_dev *eth_dev)
                return 0;
        }
 
+       rte_atomic32_clear(&ad->link_thread_running);
        ixgbevf_parse_devargs(eth_dev->data->dev_private,
                              pci_dev->device.devargs);
 
@@ -2533,6 +2523,41 @@ ixgbe_set_vf_rate_limit(struct rte_eth_dev *dev, uint16_t vf,
        return 0;
 }
 
+static int
+ixgbe_flow_ctrl_enable(struct rte_eth_dev *dev, struct ixgbe_hw *hw)
+{
+       struct ixgbe_adapter *adapter = dev->data->dev_private;
+       int err;
+       uint32_t mflcn;
+
+       ixgbe_setup_fc(hw);
+
+       err = ixgbe_fc_enable(hw);
+
+       /* Not negotiated is not an error case */
+       if (err == IXGBE_SUCCESS || err == IXGBE_ERR_FC_NOT_NEGOTIATED) {
+               /*
+                *check if we want to forward MAC frames - driver doesn't
+                *have native capability to do that,
+                *so we'll write the registers ourselves
+                */
+
+               mflcn = IXGBE_READ_REG(hw, IXGBE_MFLCN);
+
+               /* set or clear MFLCN.PMCF bit depending on configuration */
+               if (adapter->mac_ctrl_frame_fwd != 0)
+                       mflcn |= IXGBE_MFLCN_PMCF;
+               else
+                       mflcn &= ~IXGBE_MFLCN_PMCF;
+
+               IXGBE_WRITE_REG(hw, IXGBE_MFLCN, mflcn);
+               IXGBE_WRITE_FLUSH(hw);
+
+               return 0;
+       }
+       return err;
+}
+
 /*
  * Configure device link speed and setup link.
  * It returns 0 on success.
@@ -2563,7 +2588,7 @@ ixgbe_dev_start(struct rte_eth_dev *dev)
        PMD_INIT_FUNC_TRACE();
 
        /* Stop the link setup handler before resetting the HW. */
-       rte_eal_alarm_cancel(ixgbe_dev_setup_link_alarm_handler, dev);
+       ixgbe_dev_wait_setup_link_complete(dev, 0);
 
        /* disable uio/vfio intr/eventfd mapping */
        rte_intr_disable(intr_handle);
@@ -2659,6 +2684,12 @@ ixgbe_dev_start(struct rte_eth_dev *dev)
 
        ixgbe_restore_statistics_mapping(dev);
 
+       err = ixgbe_flow_ctrl_enable(dev, hw);
+       if (err < 0) {
+               PMD_INIT_LOG(ERR, "enable flow ctrl err");
+               goto error;
+       }
+
        err = ixgbe_dev_rxtx_start(dev);
        if (err < 0) {
                PMD_INIT_LOG(ERR, "Unable to start rxtx queues");
@@ -2844,7 +2875,7 @@ ixgbe_dev_stop(struct rte_eth_dev *dev)
 
        PMD_INIT_FUNC_TRACE();
 
-       rte_eal_alarm_cancel(ixgbe_dev_setup_link_alarm_handler, dev);
+       ixgbe_dev_wait_setup_link_complete(dev, 0);
 
        /* disable interrupts */
        ixgbe_disable_intr(hw);
@@ -2895,6 +2926,8 @@ ixgbe_dev_stop(struct rte_eth_dev *dev)
 
        adapter->rss_reta_updated = 0;
 
+       adapter->mac_ctrl_frame_fwd = 0;
+
        hw->adapter_stopped = true;
 }
 
@@ -4097,16 +4130,46 @@ out:
        return ret_val;
 }
 
-static void
-ixgbe_dev_setup_link_alarm_handler(void *param)
+/*
+ * If @timeout_ms was 0, it means that it will not return until link complete.
+ * It returns 1 on complete, return 0 on timeout.
+ */
+static int
+ixgbe_dev_wait_setup_link_complete(struct rte_eth_dev *dev, uint32_t timeout_ms)
+{
+#define WARNING_TIMEOUT    9000 /* 9s  in total */
+       struct ixgbe_adapter *ad = dev->data->dev_private;
+       uint32_t timeout = timeout_ms ? timeout_ms : WARNING_TIMEOUT;
+
+       while (rte_atomic32_read(&ad->link_thread_running)) {
+               msec_delay(1);
+               timeout--;
+
+               if (timeout_ms) {
+                       if (!timeout)
+                               return 0;
+               } else if (!timeout) {
+                       /* It will not return until link complete */
+                       timeout = WARNING_TIMEOUT;
+                       PMD_DRV_LOG(ERR, "IXGBE link thread not complete too long time!");
+               }
+       }
+
+       return 1;
+}
+
+static void *
+ixgbe_dev_setup_link_thread_handler(void *param)
 {
        struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
+       struct ixgbe_adapter *ad = dev->data->dev_private;
        struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        struct ixgbe_interrupt *intr =
                IXGBE_DEV_PRIVATE_TO_INTR(dev->data->dev_private);
        u32 speed;
        bool autoneg = false;
 
+       pthread_detach(pthread_self());
        speed = hw->phy.autoneg_advertised;
        if (!speed)
                ixgbe_get_link_capabilities(hw, &speed, &autoneg);
@@ -4114,6 +4177,8 @@ ixgbe_dev_setup_link_alarm_handler(void *param)
        ixgbe_setup_link(hw, speed, true);
 
        intr->flags &= ~IXGBE_FLAG_NEED_LINK_CONFIG;
+       rte_atomic32_clear(&ad->link_thread_running);
+       return NULL;
 }
 
 /*
@@ -4128,13 +4193,10 @@ static int
 ixgbe_wait_for_link_up(struct ixgbe_hw *hw)
 {
 #ifdef RTE_EXEC_ENV_FREEBSD
-       const int nb_iter = 25;
-#else
-       const int nb_iter = 0;
-#endif
        int err, i;
        bool link_up = false;
        uint32_t speed = 0;
+       const int nb_iter = 25;
 
        for (i = 0; i < nb_iter; i++) {
                err = ixgbe_check_link(hw, &speed, &link_up, 0);
@@ -4144,7 +4206,12 @@ ixgbe_wait_for_link_up(struct ixgbe_hw *hw)
                        return 0;
                msec_delay(200);
        }
+
        return 0;
+#else
+       RTE_SET_USED(hw);
+       return 0;
+#endif
 }
 
 /* return 0 means link status changed, -1 means not changed */
@@ -4153,6 +4220,7 @@ ixgbe_dev_link_update_share(struct rte_eth_dev *dev,
                            int wait_to_complete, int vf)
 {
        struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+       struct ixgbe_adapter *ad = dev->data->dev_private;
        struct rte_eth_link link;
        ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_UNKNOWN;
        struct ixgbe_interrupt *intr =
@@ -4178,6 +4246,11 @@ ixgbe_dev_link_update_share(struct rte_eth_dev *dev,
        if (wait_to_complete == 0 || dev->data->dev_conf.intr_conf.lsc != 0)
                wait = 0;
 
+/* BSD has no interrupt mechanism, so force NIC status synchronization. */
+#ifdef RTE_EXEC_ENV_FREEBSD
+       wait = 1;
+#endif
+
        if (vf)
                diag = ixgbevf_check_link(hw, &link_speed, &link_up, wait);
        else
@@ -4197,9 +4270,26 @@ ixgbe_dev_link_update_share(struct rte_eth_dev *dev,
 
        if (link_up == 0) {
                if (ixgbe_get_media_type(hw) == ixgbe_media_type_fiber) {
-                       intr->flags |= IXGBE_FLAG_NEED_LINK_CONFIG;
-                       rte_eal_alarm_set(10,
-                               ixgbe_dev_setup_link_alarm_handler, dev);
+                       ixgbe_dev_wait_setup_link_complete(dev, 0);
+                       if (rte_atomic32_test_and_set(&ad->link_thread_running)) {
+                               /* To avoid race condition between threads, set
+                                * the IXGBE_FLAG_NEED_LINK_CONFIG flag only
+                                * when there is no link thread running.
+                                */
+                               intr->flags |= IXGBE_FLAG_NEED_LINK_CONFIG;
+                               if (rte_ctrl_thread_create(&ad->link_thread_tid,
+                                       "ixgbe-link-handler",
+                                       NULL,
+                                       ixgbe_dev_setup_link_thread_handler,
+                                       dev) < 0) {
+                                       PMD_DRV_LOG(ERR,
+                                               "Create link thread failed!");
+                                       rte_atomic32_clear(&ad->link_thread_running);
+                               }
+                       } else {
+                               PMD_DRV_LOG(ERR,
+                                       "Other link thread is running now!");
+                       }
                }
                return rte_eth_linkstatus_set(dev, &link);
        }
@@ -4217,6 +4307,10 @@ ixgbe_dev_link_update_share(struct rte_eth_dev *dev,
                        link.link_speed = ETH_SPEED_NUM_100M;
                break;
 
+       case IXGBE_LINK_SPEED_10_FULL:
+               link.link_speed = ETH_SPEED_NUM_10M;
+               break;
+
        case IXGBE_LINK_SPEED_100_FULL:
                link.link_speed = ETH_SPEED_NUM_100M;
                break;
@@ -4682,10 +4776,10 @@ static int
 ixgbe_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 {
        struct ixgbe_hw *hw;
+       struct ixgbe_adapter *adapter = dev->data->dev_private;
        int err;
        uint32_t rx_buf_size;
        uint32_t max_high_water;
-       uint32_t mflcn;
        enum ixgbe_fc_mode rte_fcmode_2_ixgbe_fcmode[] = {
                ixgbe_fc_none,
                ixgbe_fc_rx_pause,
@@ -4718,31 +4812,14 @@ ixgbe_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
        hw->fc.low_water[0]   = fc_conf->low_water;
        hw->fc.send_xon       = fc_conf->send_xon;
        hw->fc.disable_fc_autoneg = !fc_conf->autoneg;
+       adapter->mac_ctrl_frame_fwd = fc_conf->mac_ctrl_frame_fwd;
 
-       err = ixgbe_fc_enable(hw);
-
-       /* Not negotiated is not an error case */
-       if ((err == IXGBE_SUCCESS) || (err == IXGBE_ERR_FC_NOT_NEGOTIATED)) {
-
-               /* check if we want to forward MAC frames - driver doesn't have native
-                * capability to do that, so we'll write the registers ourselves */
-
-               mflcn = IXGBE_READ_REG(hw, IXGBE_MFLCN);
-
-               /* set or clear MFLCN.PMCF bit depending on configuration */
-               if (fc_conf->mac_ctrl_frame_fwd != 0)
-                       mflcn |= IXGBE_MFLCN_PMCF;
-               else
-                       mflcn &= ~IXGBE_MFLCN_PMCF;
-
-               IXGBE_WRITE_REG(hw, IXGBE_MFLCN, mflcn);
-               IXGBE_WRITE_FLUSH(hw);
-
-               return 0;
+       err = ixgbe_flow_ctrl_enable(dev, hw);
+       if (err < 0) {
+               PMD_INIT_LOG(ERR, "ixgbe_flow_ctrl_enable = 0x%x", err);
+               return -EIO;
        }
-
-       PMD_INIT_LOG(ERR, "ixgbe_fc_enable = 0x%x", err);
-       return -EIO;
+       return err;
 }
 
 /**
@@ -5243,7 +5320,7 @@ ixgbevf_dev_start(struct rte_eth_dev *dev)
        PMD_INIT_FUNC_TRACE();
 
        /* Stop the link setup handler before resetting the HW. */
-       rte_eal_alarm_cancel(ixgbe_dev_setup_link_alarm_handler, dev);
+       ixgbe_dev_wait_setup_link_complete(dev, 0);
 
        err = hw->mac.ops.reset_hw(hw);
        if (err) {
@@ -5341,7 +5418,7 @@ ixgbevf_dev_stop(struct rte_eth_dev *dev)
 
        PMD_INIT_FUNC_TRACE();
 
-       rte_eal_alarm_cancel(ixgbe_dev_setup_link_alarm_handler, dev);
+       ixgbe_dev_wait_setup_link_complete(dev, 0);
 
        ixgbevf_intr_disable(dev);
 
@@ -6203,8 +6280,8 @@ ixgbe_set_queue_rate_limit(struct rte_eth_dev *dev,
 
 static int
 ixgbevf_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
-                    __attribute__((unused)) uint32_t index,
-                    __attribute__((unused)) uint32_t pool)
+                    __rte_unused uint32_t index,
+                    __rte_unused uint32_t pool)
 {
        struct ixgbe_hw *hw = IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        int diag;
@@ -7006,7 +7083,7 @@ ixgbe_dev_filter_ctrl(struct rte_eth_dev *dev,
 }
 
 static u8 *
-ixgbe_dev_addr_list_itr(__attribute__((unused)) struct ixgbe_hw *hw,
+ixgbe_dev_addr_list_itr(__rte_unused struct ixgbe_hw *hw,
                        u8 **mc_addr_ptr, u32 *vmdq)
 {
        u8 *mc_addr;
@@ -9031,29 +9108,15 @@ RTE_PMD_REGISTER_KMOD_DEP(net_ixgbe_vf, "* igb_uio | vfio-pci");
 RTE_PMD_REGISTER_PARAM_STRING(net_ixgbe_vf,
                              IXGBEVF_DEVARG_PFLINK_FULLCHK "=<0|1>");
 
-RTE_INIT(ixgbe_init_log)
-{
-       ixgbe_logtype_init = rte_log_register("pmd.net.ixgbe.init");
-       if (ixgbe_logtype_init >= 0)
-               rte_log_set_level(ixgbe_logtype_init, RTE_LOG_NOTICE);
-       ixgbe_logtype_driver = rte_log_register("pmd.net.ixgbe.driver");
-       if (ixgbe_logtype_driver >= 0)
-               rte_log_set_level(ixgbe_logtype_driver, RTE_LOG_NOTICE);
+RTE_LOG_REGISTER(ixgbe_logtype_init, pmd.net.ixgbe.init, NOTICE);
+RTE_LOG_REGISTER(ixgbe_logtype_driver, pmd.net.ixgbe.driver, NOTICE);
+
 #ifdef RTE_LIBRTE_IXGBE_DEBUG_RX
-       ixgbe_logtype_rx = rte_log_register("pmd.net.ixgbe.rx");
-       if (ixgbe_logtype_rx >= 0)
-               rte_log_set_level(ixgbe_logtype_rx, RTE_LOG_DEBUG);
+RTE_LOG_REGISTER(ixgbe_logtype_rx, pmd.net.ixgbe.rx, DEBUG);
 #endif
-
 #ifdef RTE_LIBRTE_IXGBE_DEBUG_TX
-       ixgbe_logtype_tx = rte_log_register("pmd.net.ixgbe.tx");
-       if (ixgbe_logtype_tx >= 0)
-               rte_log_set_level(ixgbe_logtype_tx, RTE_LOG_DEBUG);
+RTE_LOG_REGISTER(ixgbe_logtype_tx, pmd.net.ixgbe.tx, DEBUG);
 #endif
-
 #ifdef RTE_LIBRTE_IXGBE_DEBUG_TX_FREE
-       ixgbe_logtype_tx_free = rte_log_register("pmd.net.ixgbe.tx_free");
-       if (ixgbe_logtype_tx_free >= 0)
-               rte_log_set_level(ixgbe_logtype_tx_free, RTE_LOG_DEBUG);
+RTE_LOG_REGISTER(ixgbe_logtype_tx_free, pmd.net.ixgbe.tx_free, DEBUG);
 #endif
-}