X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fi40e%2Fi40e_ethdev_vf.c;h=69cab8e739ef8b81126d9b124d849b2e74954a4c;hb=8ee821cfae8fe4fdc61f5265c020a490342ece0e;hp=b8463730923c4e1a6eddb07b6bcd778717301348;hpb=40163f9e1756fa62562c3f463706fb3f1b264f7b;p=dpdk.git diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c index b846373092..69cab8e739 100644 --- a/drivers/net/i40e/i40e_ethdev_vf.c +++ b/drivers/net/i40e/i40e_ethdev_vf.c @@ -91,7 +91,8 @@ static int i40evf_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on); static int i40evf_vlan_offload_set(struct rte_eth_dev *dev, int mask); static void i40evf_dev_close(struct rte_eth_dev *dev); -static int i40evf_dev_reset(struct rte_eth_dev *dev); +static int i40evf_dev_reset(struct rte_eth_dev *dev); +static int i40evf_check_vf_reset_done(struct rte_eth_dev *dev); static int i40evf_dev_promiscuous_enable(struct rte_eth_dev *dev); static int i40evf_dev_promiscuous_disable(struct rte_eth_dev *dev); static int i40evf_dev_allmulticast_enable(struct rte_eth_dev *dev); @@ -519,10 +520,19 @@ i40evf_config_promisc(struct rte_eth_dev *dev, err = i40evf_execute_vf_cmd(dev, &args); - if (err) + if (err) { PMD_DRV_LOG(ERR, "fail to execute command " "CONFIG_PROMISCUOUS_MODE"); - return err; + + if (err == I40E_NOT_SUPPORTED) + return -ENOTSUP; + + return -EAGAIN; + } + + vf->promisc_unicast_enabled = enable_unicast; + vf->promisc_multicast_enabled = enable_multicast; + return 0; } static int @@ -651,47 +661,69 @@ i40evf_config_irq_map(struct rte_eth_dev *dev) { struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private); struct vf_cmd_info args; - uint8_t cmd_buffer[sizeof(struct virtchnl_irq_map_info) + \ - sizeof(struct virtchnl_vector_map) * dev->data->nb_rx_queues]; + uint8_t *cmd_buffer = NULL; struct virtchnl_irq_map_info *map_info; struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); struct rte_intr_handle *intr_handle = &pci_dev->intr_handle; - uint32_t vector_id; - int i, err; + uint32_t vec, cmd_buffer_size, max_vectors, nb_msix, msix_base, i; + uint16_t rxq_map[vf->vf_res->max_vectors]; + int err; + memset(rxq_map, 0, sizeof(rxq_map)); if (dev->data->dev_conf.intr_conf.rxq != 0 && - rte_intr_allow_others(intr_handle)) - vector_id = I40E_RX_VEC_START; - else - vector_id = I40E_MISC_VEC_ID; + rte_intr_allow_others(intr_handle)) { + msix_base = I40E_RX_VEC_START; + /* For interrupt mode, available vector id is from 1. */ + max_vectors = vf->vf_res->max_vectors - 1; + nb_msix = RTE_MIN(max_vectors, intr_handle->nb_efd); + + vec = msix_base; + for (i = 0; i < dev->data->nb_rx_queues; i++) { + rxq_map[vec] |= 1 << i; + intr_handle->intr_vec[i] = vec++; + if (vec >= vf->vf_res->max_vectors) + vec = msix_base; + } + } else { + msix_base = I40E_MISC_VEC_ID; + nb_msix = 1; + + for (i = 0; i < dev->data->nb_rx_queues; i++) { + rxq_map[msix_base] |= 1 << i; + if (rte_intr_dp_is_en(intr_handle)) + intr_handle->intr_vec[i] = msix_base; + } + } + + cmd_buffer_size = sizeof(struct virtchnl_irq_map_info) + + sizeof(struct virtchnl_vector_map) * nb_msix; + cmd_buffer = rte_zmalloc("i40e", cmd_buffer_size, 0); + if (!cmd_buffer) { + PMD_DRV_LOG(ERR, "Failed to allocate memory"); + return I40E_ERR_NO_MEMORY; + } map_info = (struct virtchnl_irq_map_info *)cmd_buffer; - map_info->num_vectors = dev->data->nb_rx_queues; - for (i = 0; i < dev->data->nb_rx_queues; i++) { + map_info->num_vectors = nb_msix; + for (i = 0; i < nb_msix; i++) { map_info->vecmap[i].rxitr_idx = I40E_ITR_INDEX_DEFAULT; map_info->vecmap[i].vsi_id = vf->vsi_res->vsi_id; - /* Always use default dynamic MSIX interrupt */ - map_info->vecmap[i].vector_id = vector_id; - /* Don't map any tx queue */ + map_info->vecmap[i].vector_id = msix_base + i; map_info->vecmap[i].txq_map = 0; - map_info->vecmap[i].rxq_map = 1 << i; - if (rte_intr_dp_is_en(intr_handle)) - intr_handle->intr_vec[i] = vector_id; - if (vector_id > I40E_MISC_VEC_ID) - vector_id++; - if (vector_id >= vf->vf_res->max_vectors) - vector_id = I40E_RX_VEC_START; + map_info->vecmap[i].rxq_map = rxq_map[msix_base + i]; } args.ops = VIRTCHNL_OP_CONFIG_IRQ_MAP; args.in_args = (u8 *)cmd_buffer; - args.in_args_size = sizeof(cmd_buffer); + args.in_args_size = cmd_buffer_size; args.out_buffer = vf->aq_resp; args.out_size = I40E_AQ_BUF_SZ; err = i40evf_execute_vf_cmd(dev, &args); if (err) PMD_DRV_LOG(ERR, "fail to execute command OP_ENABLE_QUEUES"); + rte_free(cmd_buffer); + return err; } @@ -767,7 +799,6 @@ i40evf_stop_queues(struct rte_eth_dev *dev) for (i = 0; i < dev->data->nb_tx_queues; i++) { if (i40evf_dev_tx_queue_stop(dev, i) != 0) { PMD_DRV_LOG(ERR, "Fail to stop queue %u", i); - return -1; } } @@ -775,7 +806,6 @@ i40evf_stop_queues(struct rte_eth_dev *dev) for (i = 0; i < dev->data->nb_rx_queues; i++) { if (i40evf_dev_rx_queue_stop(dev, i) != 0) { PMD_DRV_LOG(ERR, "Fail to stop queue %u", i); - return -1; } } @@ -1061,12 +1091,28 @@ i40evf_request_queues(struct rte_eth_dev *dev, uint16_t num) args.out_size = I40E_AQ_BUF_SZ; rte_eal_alarm_cancel(i40evf_dev_alarm_handler, dev); + err = i40evf_execute_vf_cmd(dev, &args); - if (err) + + rte_eal_alarm_set(I40EVF_ALARM_INTERVAL, i40evf_dev_alarm_handler, dev); + + if (err != I40E_SUCCESS) { PMD_DRV_LOG(ERR, "fail to execute command OP_REQUEST_QUEUES"); + return err; + } + + /* The PF will issue a reset to the VF when change the number of + * queues. The PF will set I40E_VFGEN_RSTAT to COMPLETE first, then + * wait 10ms and set it to ACTIVE. In this duration, vf may not catch + * the moment that COMPLETE is set. So, for vf, we'll try to wait a + * long time. + */ + rte_delay_ms(100); + + err = i40evf_check_vf_reset_done(dev); + if (err) + PMD_DRV_LOG(ERR, "VF is still resetting"); - rte_eal_alarm_set(I40EVF_ALARM_INTERVAL, - i40evf_dev_alarm_handler, dev); return err; } @@ -1287,10 +1333,8 @@ i40evf_init_vf(struct rte_eth_dev *dev) vf->vsi.adapter = I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private); /* Store the MAC address configured by host, or generate random one */ - if (rte_is_valid_assigned_ether_addr( + if (!rte_is_valid_assigned_ether_addr( (struct rte_ether_addr *)hw->mac.addr)) - vf->flags |= I40E_FLAG_VF_MAC_BY_PF; - else rte_eth_random_addr(hw->mac.addr); /* Generate a random one */ I40E_WRITE_REG(hw, I40E_VFINT_DYN_CTL01, @@ -1496,7 +1540,7 @@ i40evf_dev_init(struct rte_eth_dev *eth_dev) hw->bus.device = pci_dev->addr.devid; hw->bus.func = pci_dev->addr.function; hw->hw_addr = (void *)pci_dev->mem_resource[0].addr; - hw->adapter_stopped = 0; + hw->adapter_stopped = 1; hw->adapter_closed = 0; /* Pass the information to the rte_eth_dev_close() that it should also @@ -1592,7 +1636,20 @@ i40evf_dev_configure(struct rte_eth_dev *dev) ad->tx_vec_allowed = true; if (num_queue_pairs > vf->vsi_res->num_queue_pairs) { - int ret = 0; + struct i40e_hw *hw; + int ret; + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + PMD_DRV_LOG(ERR, + "For secondary processes, change queue pairs is not supported!"); + return -ENOTSUP; + } + + hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); + if (!hw->adapter_stopped) { + PMD_DRV_LOG(ERR, "Device must be stopped first!"); + return -EBUSY; + } PMD_DRV_LOG(INFO, "change queue pairs from %u to %u", vf->vsi_res->num_queue_pairs, num_queue_pairs); @@ -2164,60 +2221,32 @@ static int i40evf_dev_promiscuous_enable(struct rte_eth_dev *dev) { struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private); - int ret; - - ret = i40evf_config_promisc(dev, 1, vf->promisc_multicast_enabled); - if (ret == 0) - vf->promisc_unicast_enabled = TRUE; - else - ret = -EAGAIN; - return ret; + return i40evf_config_promisc(dev, true, vf->promisc_multicast_enabled); } static int i40evf_dev_promiscuous_disable(struct rte_eth_dev *dev) { struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private); - int ret; - ret = i40evf_config_promisc(dev, 0, vf->promisc_multicast_enabled); - if (ret == 0) - vf->promisc_unicast_enabled = FALSE; - else - ret = -EAGAIN; - - return ret; + return i40evf_config_promisc(dev, false, vf->promisc_multicast_enabled); } static int i40evf_dev_allmulticast_enable(struct rte_eth_dev *dev) { struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private); - int ret; - - ret = i40evf_config_promisc(dev, vf->promisc_unicast_enabled, 1); - if (ret == 0) - vf->promisc_multicast_enabled = TRUE; - else - ret = -EAGAIN; - return ret; + return i40evf_config_promisc(dev, vf->promisc_unicast_enabled, true); } static int i40evf_dev_allmulticast_disable(struct rte_eth_dev *dev) { struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private); - int ret; - ret = i40evf_config_promisc(dev, vf->promisc_unicast_enabled, 0); - if (ret == 0) - vf->promisc_multicast_enabled = FALSE; - else - ret = -EAGAIN; - - return ret; + return i40evf_config_promisc(dev, vf->promisc_unicast_enabled, false); } static int @@ -2339,8 +2368,9 @@ i40evf_dev_close(struct rte_eth_dev *dev) * it is a workaround solution when work with kernel driver * and it is not the normal way */ - i40evf_dev_promiscuous_disable(dev); - i40evf_dev_allmulticast_disable(dev); + if (vf->promisc_unicast_enabled || vf->promisc_multicast_enabled) + i40evf_config_promisc(dev, false, false); + rte_eal_alarm_cancel(i40evf_dev_alarm_handler, dev); i40evf_reset_vf(dev); @@ -2750,7 +2780,6 @@ static int i40evf_set_default_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr) { - struct i40e_vf *vf = I40EVF_DEV_PRIVATE_TO_VF(dev->data->dev_private); struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); if (!rte_is_valid_assigned_ether_addr(mac_addr)) { @@ -2758,9 +2787,6 @@ i40evf_set_default_mac_addr(struct rte_eth_dev *dev, return -EINVAL; } - if (vf->flags & I40E_FLAG_VF_MAC_BY_PF) - return -EPERM; - i40evf_del_mac_addr_by_addr(dev, (struct rte_ether_addr *)hw->mac.addr); if (i40evf_add_mac_addr(dev, mac_addr, 0, 0) != 0)