Beispiel #1
0
/*
 * Initialize driver
 * It returns 0 on success.
 */
static int eth_cxgbe_dev_init(struct rte_eth_dev *eth_dev)
{
	struct rte_pci_device *pci_dev;
	struct port_info *pi = (struct port_info *)(eth_dev->data->dev_private);
	struct adapter *adapter = NULL;
	char name[RTE_ETH_NAME_MAX_LEN];
	int err = 0;

	CXGBE_FUNC_TRACE();

	eth_dev->dev_ops = &cxgbe_eth_dev_ops;
	eth_dev->rx_pkt_burst = &cxgbe_recv_pkts;
	eth_dev->tx_pkt_burst = &cxgbe_xmit_pkts;

	/* for secondary processes, we don't initialise any further as primary
	 * has already done this work.
	 */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return 0;

	pci_dev = eth_dev->pci_dev;

	rte_eth_copy_pci_info(eth_dev, pci_dev);

	snprintf(name, sizeof(name), "cxgbeadapter%d", eth_dev->data->port_id);
	adapter = rte_zmalloc(name, sizeof(*adapter), 0);
	if (!adapter)
		return -1;

	adapter->use_unpacked_mode = 1;
	adapter->regs = (void *)pci_dev->mem_resource[0].addr;
	if (!adapter->regs) {
		dev_err(adapter, "%s: cannot map device registers\n", __func__);
		err = -ENOMEM;
		goto out_free_adapter;
	}
	adapter->pdev = pci_dev;
	adapter->eth_dev = eth_dev;
	pi->adapter = adapter;

	err = cxgbe_probe(adapter);
	if (err)
		dev_err(adapter, "%s: cxgbe probe failed with err %d\n",
			__func__, err);

out_free_adapter:
	return err;
}
Beispiel #2
0
/* Initialize the driver
 * It returns 0 on success.
 */
static int eth_enicpmd_dev_init(struct rte_eth_dev *eth_dev)
{
	struct rte_pci_device *pdev;
	struct rte_pci_addr *addr;
	struct enic *enic = pmd_priv(eth_dev);

	ENICPMD_FUNC_TRACE();

	enic->port_id = eth_dev->data->port_id;
	enic->rte_dev = eth_dev;
	eth_dev->dev_ops = &enicpmd_eth_dev_ops;
	eth_dev->rx_pkt_burst = &enic_recv_pkts;
	eth_dev->tx_pkt_burst = &enic_xmit_pkts;

	pdev = eth_dev->pci_dev;
	rte_eth_copy_pci_info(eth_dev, pdev);
	enic->pdev = pdev;
	addr = &pdev->addr;

	snprintf(enic->bdf_name, ENICPMD_BDF_LENGTH, "%04x:%02x:%02x.%x",
		addr->domain, addr->bus, addr->devid, addr->function);

	return enic_probe(enic);
}
Beispiel #3
0
/*
 * It returns 0 on success.
 */
static int
eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev)
{
	struct rte_pci_device *pci_dev;
	struct vmxnet3_hw *hw = eth_dev->data->dev_private;
	uint32_t mac_hi, mac_lo, ver;

	PMD_INIT_FUNC_TRACE();

	eth_dev->dev_ops = &vmxnet3_eth_dev_ops;
	eth_dev->rx_pkt_burst = &vmxnet3_recv_pkts;
	eth_dev->tx_pkt_burst = &vmxnet3_xmit_pkts;
	pci_dev = eth_dev->pci_dev;

	/*
	 * for secondary processes, we don't initialize any further as primary
	 * has already done this work.
	 */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return 0;

	rte_eth_copy_pci_info(eth_dev, pci_dev);

	/* Vendor and Device ID need to be set before init of shared code */
	hw->device_id = pci_dev->id.device_id;
	hw->vendor_id = pci_dev->id.vendor_id;
	hw->hw_addr0 = (void *)pci_dev->mem_resource[0].addr;
	hw->hw_addr1 = (void *)pci_dev->mem_resource[1].addr;

	hw->num_rx_queues = 1;
	hw->num_tx_queues = 1;
	hw->bufs_per_pkt = 1;

	/* Check h/w version compatibility with driver. */
	ver = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_VRRS);
	PMD_INIT_LOG(DEBUG, "Hardware version : %d", ver);
	if (ver & 0x1)
		VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_VRRS, 1);
	else {
		PMD_INIT_LOG(ERR, "Incompatible h/w version, should be 0x1");
		return -EIO;
	}

	/* Check UPT version compatibility with driver. */
	ver = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_UVRS);
	PMD_INIT_LOG(DEBUG, "UPT hardware version : %d", ver);
	if (ver & 0x1)
		VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_UVRS, 1);
	else {
		PMD_INIT_LOG(ERR, "Incompatible UPT version.");
		return -EIO;
	}

	/* Getting MAC Address */
	mac_lo = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_MACL);
	mac_hi = VMXNET3_READ_BAR1_REG(hw, VMXNET3_REG_MACH);
	memcpy(hw->perm_addr  , &mac_lo, 4);
	memcpy(hw->perm_addr+4, &mac_hi, 2);

	/* Allocate memory for storing MAC addresses */
	eth_dev->data->mac_addrs = rte_zmalloc("vmxnet3", ETHER_ADDR_LEN *
					       VMXNET3_MAX_MAC_ADDRS, 0);
	if (eth_dev->data->mac_addrs == NULL) {
		PMD_INIT_LOG(ERR,
			     "Failed to allocate %d bytes needed to store MAC addresses",
			     ETHER_ADDR_LEN * VMXNET3_MAX_MAC_ADDRS);
		return -ENOMEM;
	}
	/* Copy the permanent MAC address */
	ether_addr_copy((struct ether_addr *) hw->perm_addr,
			&eth_dev->data->mac_addrs[0]);

	PMD_INIT_LOG(DEBUG, "MAC Address : %02x:%02x:%02x:%02x:%02x:%02x",
		     hw->perm_addr[0], hw->perm_addr[1], hw->perm_addr[2],
		     hw->perm_addr[3], hw->perm_addr[4], hw->perm_addr[5]);

	/* Put device in Quiesce Mode */
	VMXNET3_WRITE_BAR1_REG(hw, VMXNET3_REG_CMD, VMXNET3_CMD_QUIESCE_DEV);

	/* allow untagged pkts */
	VMXNET3_SET_VFTABLE_ENTRY(hw->shadow_vfta, 0);

	return 0;
}
Beispiel #4
0
static void enicpmd_dev_info_get(struct rte_eth_dev *eth_dev,
	struct rte_eth_dev_info *device_info)
{
	struct enic *enic = pmd_priv(eth_dev);

	ENICPMD_FUNC_TRACE();
	/* Scattered Rx uses two receive queues per rx queue exposed to dpdk */
	device_info->max_rx_queues = enic->conf_rq_count / 2;
	device_info->max_tx_queues = enic->conf_wq_count;
	device_info->min_rx_bufsize = ENIC_MIN_MTU;
	/* "Max" mtu is not a typo. HW receives packet sizes up to the
	 * max mtu regardless of the current mtu (vNIC's mtu). vNIC mtu is
	 * a hint to the driver to size receive buffers accordingly so that
	 * larger-than-vnic-mtu packets get truncated.. For DPDK, we let
	 * the user decide the buffer size via rxmode.max_rx_pkt_len, basically
	 * ignoring vNIC mtu.
	 */
	device_info->max_rx_pktlen = enic_mtu_to_max_rx_pktlen(enic->max_mtu);
	device_info->max_mac_addrs = ENIC_UNICAST_PERFECT_FILTERS;
	device_info->rx_offload_capa = enic->rx_offload_capa;
	device_info->tx_offload_capa = enic->tx_offload_capa;
	device_info->tx_queue_offload_capa = enic->tx_queue_offload_capa;
	device_info->default_rxconf = (struct rte_eth_rxconf) {
		.rx_free_thresh = ENIC_DEFAULT_RX_FREE_THRESH
	};
	device_info->reta_size = enic->reta_size;
	device_info->hash_key_size = enic->hash_key_size;
	device_info->flow_type_rss_offloads = enic->flow_type_rss_offloads;
	device_info->rx_desc_lim = (struct rte_eth_desc_lim) {
		.nb_max = enic->config.rq_desc_count,
		.nb_min = ENIC_MIN_RQ_DESCS,
		.nb_align = ENIC_ALIGN_DESCS,
	};
	device_info->tx_desc_lim = (struct rte_eth_desc_lim) {
		.nb_max = enic->config.wq_desc_count,
		.nb_min = ENIC_MIN_WQ_DESCS,
		.nb_align = ENIC_ALIGN_DESCS,
		.nb_seg_max = ENIC_TX_XMIT_MAX,
		.nb_mtu_seg_max = ENIC_NON_TSO_MAX_DESC,
	};
	device_info->default_rxportconf = (struct rte_eth_dev_portconf) {
		.burst_size = ENIC_DEFAULT_RX_BURST,
		.ring_size = RTE_MIN(device_info->rx_desc_lim.nb_max,
			ENIC_DEFAULT_RX_RING_SIZE),
		.nb_queues = ENIC_DEFAULT_RX_RINGS,
	};
	device_info->default_txportconf = (struct rte_eth_dev_portconf) {
		.burst_size = ENIC_DEFAULT_TX_BURST,
		.ring_size = RTE_MIN(device_info->tx_desc_lim.nb_max,
			ENIC_DEFAULT_TX_RING_SIZE),
		.nb_queues = ENIC_DEFAULT_TX_RINGS,
	};
}

static const uint32_t *enicpmd_dev_supported_ptypes_get(struct rte_eth_dev *dev)
{
	static const uint32_t ptypes[] = {
		RTE_PTYPE_L2_ETHER,
		RTE_PTYPE_L2_ETHER_VLAN,
		RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
		RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
		RTE_PTYPE_L4_TCP,
		RTE_PTYPE_L4_UDP,
		RTE_PTYPE_L4_FRAG,
		RTE_PTYPE_L4_NONFRAG,
		RTE_PTYPE_UNKNOWN
	};
	static const uint32_t ptypes_overlay[] = {
		RTE_PTYPE_L2_ETHER,
		RTE_PTYPE_L2_ETHER_VLAN,
		RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
		RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
		RTE_PTYPE_L4_TCP,
		RTE_PTYPE_L4_UDP,
		RTE_PTYPE_L4_FRAG,
		RTE_PTYPE_L4_NONFRAG,
		RTE_PTYPE_TUNNEL_GRENAT,
		RTE_PTYPE_INNER_L2_ETHER,
		RTE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN,
		RTE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN,
		RTE_PTYPE_INNER_L4_TCP,
		RTE_PTYPE_INNER_L4_UDP,
		RTE_PTYPE_INNER_L4_FRAG,
		RTE_PTYPE_INNER_L4_NONFRAG,
		RTE_PTYPE_UNKNOWN
	};

	if (dev->rx_pkt_burst != enic_dummy_recv_pkts &&
	    dev->rx_pkt_burst != NULL) {
		struct enic *enic = pmd_priv(dev);
		if (enic->overlay_offload)
			return ptypes_overlay;
		else
			return ptypes;
	}
	return NULL;
}

static void enicpmd_dev_promiscuous_enable(struct rte_eth_dev *eth_dev)
{
	struct enic *enic = pmd_priv(eth_dev);

	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return;

	ENICPMD_FUNC_TRACE();

	enic->promisc = 1;
	enic_add_packet_filter(enic);
}

static void enicpmd_dev_promiscuous_disable(struct rte_eth_dev *eth_dev)
{
	struct enic *enic = pmd_priv(eth_dev);

	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return;

	ENICPMD_FUNC_TRACE();
	enic->promisc = 0;
	enic_add_packet_filter(enic);
}

static void enicpmd_dev_allmulticast_enable(struct rte_eth_dev *eth_dev)
{
	struct enic *enic = pmd_priv(eth_dev);

	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return;

	ENICPMD_FUNC_TRACE();
	enic->allmulti = 1;
	enic_add_packet_filter(enic);
}

static void enicpmd_dev_allmulticast_disable(struct rte_eth_dev *eth_dev)
{
	struct enic *enic = pmd_priv(eth_dev);

	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return;

	ENICPMD_FUNC_TRACE();
	enic->allmulti = 0;
	enic_add_packet_filter(enic);
}

static int enicpmd_add_mac_addr(struct rte_eth_dev *eth_dev,
	struct ether_addr *mac_addr,
	__rte_unused uint32_t index, __rte_unused uint32_t pool)
{
	struct enic *enic = pmd_priv(eth_dev);

	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return -E_RTE_SECONDARY;

	ENICPMD_FUNC_TRACE();
	return enic_set_mac_address(enic, mac_addr->addr_bytes);
}

static void enicpmd_remove_mac_addr(struct rte_eth_dev *eth_dev, uint32_t index)
{
	struct enic *enic = pmd_priv(eth_dev);

	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return;

	ENICPMD_FUNC_TRACE();
	if (enic_del_mac_address(enic, index))
		dev_err(enic, "del mac addr failed\n");
}

static int enicpmd_set_mac_addr(struct rte_eth_dev *eth_dev,
				struct ether_addr *addr)
{
	struct enic *enic = pmd_priv(eth_dev);
	int ret;

	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return -E_RTE_SECONDARY;

	ENICPMD_FUNC_TRACE();
	ret = enic_del_mac_address(enic, 0);
	if (ret)
		return ret;
	return enic_set_mac_address(enic, addr->addr_bytes);
}

static void debug_log_add_del_addr(struct ether_addr *addr, bool add)
{
	char mac_str[ETHER_ADDR_FMT_SIZE];

	ether_format_addr(mac_str, ETHER_ADDR_FMT_SIZE, addr);
	PMD_INIT_LOG(DEBUG, " %s address %s\n",
		     add ? "add" : "remove", mac_str);
}

static int enicpmd_set_mc_addr_list(struct rte_eth_dev *eth_dev,
				    struct ether_addr *mc_addr_set,
				    uint32_t nb_mc_addr)
{
	struct enic *enic = pmd_priv(eth_dev);
	char mac_str[ETHER_ADDR_FMT_SIZE];
	struct ether_addr *addr;
	uint32_t i, j;
	int ret;

	ENICPMD_FUNC_TRACE();

	/* Validate the given addresses first */
	for (i = 0; i < nb_mc_addr && mc_addr_set != NULL; i++) {
		addr = &mc_addr_set[i];
		if (!is_multicast_ether_addr(addr) ||
		    is_broadcast_ether_addr(addr)) {
			ether_format_addr(mac_str, ETHER_ADDR_FMT_SIZE, addr);
			PMD_INIT_LOG(ERR, " invalid multicast address %s\n",
				     mac_str);
			return -EINVAL;
		}
	}

	/* Flush all if requested */
	if (nb_mc_addr == 0 || mc_addr_set == NULL) {
		PMD_INIT_LOG(DEBUG, " flush multicast addresses\n");
		for (i = 0; i < enic->mc_count; i++) {
			addr = &enic->mc_addrs[i];
			debug_log_add_del_addr(addr, false);
			ret = vnic_dev_del_addr(enic->vdev, addr->addr_bytes);
			if (ret)
				return ret;
		}
		enic->mc_count = 0;
		return 0;
	}

	if (nb_mc_addr > ENIC_MULTICAST_PERFECT_FILTERS) {
		PMD_INIT_LOG(ERR, " too many multicast addresses: max=%d\n",
			     ENIC_MULTICAST_PERFECT_FILTERS);
		return -ENOSPC;
	}
	/*
	 * devcmd is slow, so apply the difference instead of flushing and
	 * adding everything.
	 * 1. Delete addresses on the NIC but not on the host
	 */
	for (i = 0; i < enic->mc_count; i++) {
		addr = &enic->mc_addrs[i];
		for (j = 0; j < nb_mc_addr; j++) {
			if (is_same_ether_addr(addr, &mc_addr_set[j]))
				break;
		}
		if (j < nb_mc_addr)
			continue;
		debug_log_add_del_addr(addr, false);
		ret = vnic_dev_del_addr(enic->vdev, addr->addr_bytes);
		if (ret)
			return ret;
	}
	/* 2. Add addresses on the host but not on the NIC */
	for (i = 0; i < nb_mc_addr; i++) {
		addr = &mc_addr_set[i];
		for (j = 0; j < enic->mc_count; j++) {
			if (is_same_ether_addr(addr, &enic->mc_addrs[j]))
				break;
		}
		if (j < enic->mc_count)
			continue;
		debug_log_add_del_addr(addr, true);
		ret = vnic_dev_add_addr(enic->vdev, addr->addr_bytes);
		if (ret)
			return ret;
	}
	/* Keep a copy so we can flush/apply later on.. */
	memcpy(enic->mc_addrs, mc_addr_set,
	       nb_mc_addr * sizeof(struct ether_addr));
	enic->mc_count = nb_mc_addr;
	return 0;
}

static int enicpmd_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu)
{
	struct enic *enic = pmd_priv(eth_dev);

	ENICPMD_FUNC_TRACE();
	return enic_set_mtu(enic, mtu);
}

static int enicpmd_dev_rss_reta_query(struct rte_eth_dev *dev,
				      struct rte_eth_rss_reta_entry64
				      *reta_conf,
				      uint16_t reta_size)
{
	struct enic *enic = pmd_priv(dev);
	uint16_t i, idx, shift;

	ENICPMD_FUNC_TRACE();
	if (reta_size != ENIC_RSS_RETA_SIZE) {
		dev_err(enic, "reta_query: wrong reta_size. given=%u expected=%u\n",
			reta_size, ENIC_RSS_RETA_SIZE);
		return -EINVAL;
	}

	for (i = 0; i < reta_size; i++) {
		idx = i / RTE_RETA_GROUP_SIZE;
		shift = i % RTE_RETA_GROUP_SIZE;
		if (reta_conf[idx].mask & (1ULL << shift))
			reta_conf[idx].reta[shift] = enic_sop_rq_idx_to_rte_idx(
				enic->rss_cpu.cpu[i / 4].b[i % 4]);
	}

	return 0;
}

static int enicpmd_dev_rss_reta_update(struct rte_eth_dev *dev,
				       struct rte_eth_rss_reta_entry64
				       *reta_conf,
				       uint16_t reta_size)
{
	struct enic *enic = pmd_priv(dev);
	union vnic_rss_cpu rss_cpu;
	uint16_t i, idx, shift;

	ENICPMD_FUNC_TRACE();
	if (reta_size != ENIC_RSS_RETA_SIZE) {
		dev_err(enic, "reta_update: wrong reta_size. given=%u"
			" expected=%u\n",
			reta_size, ENIC_RSS_RETA_SIZE);
		return -EINVAL;
	}
	/*
	 * Start with the current reta and modify it per reta_conf, as we
	 * need to push the entire reta even if we only modify one entry.
	 */
	rss_cpu = enic->rss_cpu;
	for (i = 0; i < reta_size; i++) {
		idx = i / RTE_RETA_GROUP_SIZE;
		shift = i % RTE_RETA_GROUP_SIZE;
		if (reta_conf[idx].mask & (1ULL << shift))
			rss_cpu.cpu[i / 4].b[i % 4] =
				enic_rte_rq_idx_to_sop_idx(
					reta_conf[idx].reta[shift]);
	}
	return enic_set_rss_reta(enic, &rss_cpu);
}

static int enicpmd_dev_rss_hash_update(struct rte_eth_dev *dev,
				       struct rte_eth_rss_conf *rss_conf)
{
	struct enic *enic = pmd_priv(dev);

	ENICPMD_FUNC_TRACE();
	return enic_set_rss_conf(enic, rss_conf);
}

static int enicpmd_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
					 struct rte_eth_rss_conf *rss_conf)
{
	struct enic *enic = pmd_priv(dev);

	ENICPMD_FUNC_TRACE();
	if (rss_conf == NULL)
		return -EINVAL;
	if (rss_conf->rss_key != NULL &&
	    rss_conf->rss_key_len < ENIC_RSS_HASH_KEY_SIZE) {
		dev_err(enic, "rss_hash_conf_get: wrong rss_key_len. given=%u"
			" expected=%u+\n",
			rss_conf->rss_key_len, ENIC_RSS_HASH_KEY_SIZE);
		return -EINVAL;
	}
	rss_conf->rss_hf = enic->rss_hf;
	if (rss_conf->rss_key != NULL) {
		int i;
		for (i = 0; i < ENIC_RSS_HASH_KEY_SIZE; i++) {
			rss_conf->rss_key[i] =
				enic->rss_key.key[i / 10].b[i % 10];
		}
		rss_conf->rss_key_len = ENIC_RSS_HASH_KEY_SIZE;
	}
	return 0;
}

static void enicpmd_dev_rxq_info_get(struct rte_eth_dev *dev,
				     uint16_t rx_queue_id,
				     struct rte_eth_rxq_info *qinfo)
{
	struct enic *enic = pmd_priv(dev);
	struct vnic_rq *rq_sop;
	struct vnic_rq *rq_data;
	struct rte_eth_rxconf *conf;
	uint16_t sop_queue_idx;
	uint16_t data_queue_idx;

	ENICPMD_FUNC_TRACE();
	sop_queue_idx = enic_rte_rq_idx_to_sop_idx(rx_queue_id);
	data_queue_idx = enic_rte_rq_idx_to_data_idx(rx_queue_id);
	rq_sop = &enic->rq[sop_queue_idx];
	rq_data = &enic->rq[data_queue_idx]; /* valid if data_queue_enable */
	qinfo->mp = rq_sop->mp;
	qinfo->scattered_rx = rq_sop->data_queue_enable;
	qinfo->nb_desc = rq_sop->ring.desc_count;
	if (qinfo->scattered_rx)
		qinfo->nb_desc += rq_data->ring.desc_count;
	conf = &qinfo->conf;
	memset(conf, 0, sizeof(*conf));
	conf->rx_free_thresh = rq_sop->rx_free_thresh;
	conf->rx_drop_en = 1;
	/*
	 * Except VLAN stripping (port setting), all the checksum offloads
	 * are always enabled.
	 */
	conf->offloads = enic->rx_offload_capa;
	if (!enic->ig_vlan_strip_en)
		conf->offloads &= ~DEV_RX_OFFLOAD_VLAN_STRIP;
	/* rx_thresh and other fields are not applicable for enic */
}

static void enicpmd_dev_txq_info_get(struct rte_eth_dev *dev,
				     uint16_t tx_queue_id,
				     struct rte_eth_txq_info *qinfo)
{
	struct enic *enic = pmd_priv(dev);
	struct vnic_wq *wq = &enic->wq[tx_queue_id];

	ENICPMD_FUNC_TRACE();
	qinfo->nb_desc = wq->ring.desc_count;
	memset(&qinfo->conf, 0, sizeof(qinfo->conf));
	qinfo->conf.offloads = wq->offloads;
	/* tx_thresh, and all the other fields are not applicable for enic */
}

static int enicpmd_dev_rx_queue_intr_enable(struct rte_eth_dev *eth_dev,
					    uint16_t rx_queue_id)
{
	struct enic *enic = pmd_priv(eth_dev);

	ENICPMD_FUNC_TRACE();
	vnic_intr_unmask(&enic->intr[rx_queue_id + ENICPMD_RXQ_INTR_OFFSET]);
	return 0;
}

static int enicpmd_dev_rx_queue_intr_disable(struct rte_eth_dev *eth_dev,
					     uint16_t rx_queue_id)
{
	struct enic *enic = pmd_priv(eth_dev);

	ENICPMD_FUNC_TRACE();
	vnic_intr_mask(&enic->intr[rx_queue_id + ENICPMD_RXQ_INTR_OFFSET]);
	return 0;
}

static int udp_tunnel_common_check(struct enic *enic,
				   struct rte_eth_udp_tunnel *tnl)
{
	if (tnl->prot_type != RTE_TUNNEL_TYPE_VXLAN)
		return -ENOTSUP;
	if (!enic->overlay_offload) {
		PMD_INIT_LOG(DEBUG, " vxlan (overlay offload) is not "
			     "supported\n");
		return -ENOTSUP;
	}
	return 0;
}

static int update_vxlan_port(struct enic *enic, uint16_t port)
{
	if (vnic_dev_overlay_offload_cfg(enic->vdev,
					 OVERLAY_CFG_VXLAN_PORT_UPDATE,
					 port)) {
		PMD_INIT_LOG(DEBUG, " failed to update vxlan port\n");
		return -EINVAL;
	}
	PMD_INIT_LOG(DEBUG, " updated vxlan port to %u\n", port);
	enic->vxlan_port = port;
	return 0;
}

static int enicpmd_dev_udp_tunnel_port_add(struct rte_eth_dev *eth_dev,
					   struct rte_eth_udp_tunnel *tnl)
{
	struct enic *enic = pmd_priv(eth_dev);
	int ret;

	ENICPMD_FUNC_TRACE();
	ret = udp_tunnel_common_check(enic, tnl);
	if (ret)
		return ret;
	/*
	 * The NIC has 1 configurable VXLAN port number. "Adding" a new port
	 * number replaces it.
	 */
	if (tnl->udp_port == enic->vxlan_port || tnl->udp_port == 0) {
		PMD_INIT_LOG(DEBUG, " %u is already configured or invalid\n",
			     tnl->udp_port);
		return -EINVAL;
	}
	return update_vxlan_port(enic, tnl->udp_port);
}

static int enicpmd_dev_udp_tunnel_port_del(struct rte_eth_dev *eth_dev,
					   struct rte_eth_udp_tunnel *tnl)
{
	struct enic *enic = pmd_priv(eth_dev);
	int ret;

	ENICPMD_FUNC_TRACE();
	ret = udp_tunnel_common_check(enic, tnl);
	if (ret)
		return ret;
	/*
	 * Clear the previously set port number and restore the
	 * hardware default port number. Some drivers disable VXLAN
	 * offloads when there are no configured port numbers. But
	 * enic does not do that as VXLAN is part of overlay offload,
	 * which is tied to inner RSS and TSO.
	 */
	if (tnl->udp_port != enic->vxlan_port) {
		PMD_INIT_LOG(DEBUG, " %u is not a configured vxlan port\n",
			     tnl->udp_port);
		return -EINVAL;
	}
	return update_vxlan_port(enic, ENIC_DEFAULT_VXLAN_PORT);
}

static int enicpmd_dev_fw_version_get(struct rte_eth_dev *eth_dev,
				      char *fw_version, size_t fw_size)
{
	struct vnic_devcmd_fw_info *info;
	struct enic *enic;
	int ret;

	ENICPMD_FUNC_TRACE();
	if (fw_version == NULL || fw_size <= 0)
		return -EINVAL;
	enic = pmd_priv(eth_dev);
	ret = vnic_dev_fw_info(enic->vdev, &info);
	if (ret)
		return ret;
	snprintf(fw_version, fw_size, "%s %s",
		 info->fw_version, info->fw_build);
	fw_version[fw_size - 1] = '\0';
	return 0;
}

static const struct eth_dev_ops enicpmd_eth_dev_ops = {
	.dev_configure        = enicpmd_dev_configure,
	.dev_start            = enicpmd_dev_start,
	.dev_stop             = enicpmd_dev_stop,
	.dev_set_link_up      = NULL,
	.dev_set_link_down    = NULL,
	.dev_close            = enicpmd_dev_close,
	.promiscuous_enable   = enicpmd_dev_promiscuous_enable,
	.promiscuous_disable  = enicpmd_dev_promiscuous_disable,
	.allmulticast_enable  = enicpmd_dev_allmulticast_enable,
	.allmulticast_disable = enicpmd_dev_allmulticast_disable,
	.link_update          = enicpmd_dev_link_update,
	.stats_get            = enicpmd_dev_stats_get,
	.stats_reset          = enicpmd_dev_stats_reset,
	.queue_stats_mapping_set = NULL,
	.dev_infos_get        = enicpmd_dev_info_get,
	.dev_supported_ptypes_get = enicpmd_dev_supported_ptypes_get,
	.mtu_set              = enicpmd_mtu_set,
	.vlan_filter_set      = NULL,
	.vlan_tpid_set        = NULL,
	.vlan_offload_set     = enicpmd_vlan_offload_set,
	.vlan_strip_queue_set = NULL,
	.rx_queue_start       = enicpmd_dev_rx_queue_start,
	.rx_queue_stop        = enicpmd_dev_rx_queue_stop,
	.tx_queue_start       = enicpmd_dev_tx_queue_start,
	.tx_queue_stop        = enicpmd_dev_tx_queue_stop,
	.rx_queue_setup       = enicpmd_dev_rx_queue_setup,
	.rx_queue_release     = enicpmd_dev_rx_queue_release,
	.rx_queue_count       = enicpmd_dev_rx_queue_count,
	.rx_descriptor_done   = NULL,
	.tx_queue_setup       = enicpmd_dev_tx_queue_setup,
	.tx_queue_release     = enicpmd_dev_tx_queue_release,
	.rx_queue_intr_enable = enicpmd_dev_rx_queue_intr_enable,
	.rx_queue_intr_disable = enicpmd_dev_rx_queue_intr_disable,
	.rxq_info_get         = enicpmd_dev_rxq_info_get,
	.txq_info_get         = enicpmd_dev_txq_info_get,
	.dev_led_on           = NULL,
	.dev_led_off          = NULL,
	.flow_ctrl_get        = NULL,
	.flow_ctrl_set        = NULL,
	.priority_flow_ctrl_set = NULL,
	.mac_addr_add         = enicpmd_add_mac_addr,
	.mac_addr_remove      = enicpmd_remove_mac_addr,
	.mac_addr_set         = enicpmd_set_mac_addr,
	.set_mc_addr_list     = enicpmd_set_mc_addr_list,
	.filter_ctrl          = enicpmd_dev_filter_ctrl,
	.reta_query           = enicpmd_dev_rss_reta_query,
	.reta_update          = enicpmd_dev_rss_reta_update,
	.rss_hash_conf_get    = enicpmd_dev_rss_hash_conf_get,
	.rss_hash_update      = enicpmd_dev_rss_hash_update,
	.udp_tunnel_port_add  = enicpmd_dev_udp_tunnel_port_add,
	.udp_tunnel_port_del  = enicpmd_dev_udp_tunnel_port_del,
	.fw_version_get       = enicpmd_dev_fw_version_get,
};

static int enic_parse_zero_one(const char *key,
			       const char *value,
			       void *opaque)
{
	struct enic *enic;
	bool b;

	enic = (struct enic *)opaque;
	if (strcmp(value, "0") == 0) {
		b = false;
	} else if (strcmp(value, "1") == 0) {
		b = true;
	} else {
		dev_err(enic, "Invalid value for %s"
			": expected=0|1 given=%s\n", key, value);
		return -EINVAL;
	}
	if (strcmp(key, ENIC_DEVARG_DISABLE_OVERLAY) == 0)
		enic->disable_overlay = b;
	if (strcmp(key, ENIC_DEVARG_ENABLE_AVX2_RX) == 0)
		enic->enable_avx2_rx = b;
	return 0;
}

static int enic_parse_ig_vlan_rewrite(__rte_unused const char *key,
				      const char *value,
				      void *opaque)
{
	struct enic *enic;

	enic = (struct enic *)opaque;
	if (strcmp(value, "trunk") == 0) {
		/* Trunk mode: always tag */
		enic->ig_vlan_rewrite_mode = IG_VLAN_REWRITE_MODE_DEFAULT_TRUNK;
	} else if (strcmp(value, "untag") == 0) {
		/* Untag default VLAN mode: untag if VLAN = default VLAN */
		enic->ig_vlan_rewrite_mode =
			IG_VLAN_REWRITE_MODE_UNTAG_DEFAULT_VLAN;
	} else if (strcmp(value, "priority") == 0) {
		/*
		 * Priority-tag default VLAN mode: priority tag (VLAN header
		 * with ID=0) if VLAN = default
		 */
		enic->ig_vlan_rewrite_mode =
			IG_VLAN_REWRITE_MODE_PRIORITY_TAG_DEFAULT_VLAN;
	} else if (strcmp(value, "pass") == 0) {
		/* Pass through mode: do not touch tags */
		enic->ig_vlan_rewrite_mode = IG_VLAN_REWRITE_MODE_PASS_THRU;
	} else {
		dev_err(enic, "Invalid value for " ENIC_DEVARG_IG_VLAN_REWRITE
			": expected=trunk|untag|priority|pass given=%s\n",
			value);
		return -EINVAL;
	}
	return 0;
}

static int enic_check_devargs(struct rte_eth_dev *dev)
{
	static const char *const valid_keys[] = {
		ENIC_DEVARG_DISABLE_OVERLAY,
		ENIC_DEVARG_ENABLE_AVX2_RX,
		ENIC_DEVARG_IG_VLAN_REWRITE,
		NULL};
	struct enic *enic = pmd_priv(dev);
	struct rte_kvargs *kvlist;

	ENICPMD_FUNC_TRACE();

	enic->disable_overlay = false;
	enic->enable_avx2_rx = false;
	enic->ig_vlan_rewrite_mode = IG_VLAN_REWRITE_MODE_PASS_THRU;
	if (!dev->device->devargs)
		return 0;
	kvlist = rte_kvargs_parse(dev->device->devargs->args, valid_keys);
	if (!kvlist)
		return -EINVAL;
	if (rte_kvargs_process(kvlist, ENIC_DEVARG_DISABLE_OVERLAY,
			       enic_parse_zero_one, enic) < 0 ||
	    rte_kvargs_process(kvlist, ENIC_DEVARG_ENABLE_AVX2_RX,
			       enic_parse_zero_one, enic) < 0 ||
	    rte_kvargs_process(kvlist, ENIC_DEVARG_IG_VLAN_REWRITE,
			       enic_parse_ig_vlan_rewrite, enic) < 0) {
		rte_kvargs_free(kvlist);
		return -EINVAL;
	}
	rte_kvargs_free(kvlist);
	return 0;
}

/* Initialize the driver
 * It returns 0 on success.
 */
static int eth_enicpmd_dev_init(struct rte_eth_dev *eth_dev)
{
	struct rte_pci_device *pdev;
	struct rte_pci_addr *addr;
	struct enic *enic = pmd_priv(eth_dev);
	int err;

	ENICPMD_FUNC_TRACE();

	enic->port_id = eth_dev->data->port_id;
	enic->rte_dev = eth_dev;
	eth_dev->dev_ops = &enicpmd_eth_dev_ops;
	eth_dev->rx_pkt_burst = &enic_recv_pkts;
	eth_dev->tx_pkt_burst = &enic_xmit_pkts;
	eth_dev->tx_pkt_prepare = &enic_prep_pkts;
	/* Let rte_eth_dev_close() release the port resources */
	eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE;

	pdev = RTE_ETH_DEV_TO_PCI(eth_dev);
	rte_eth_copy_pci_info(eth_dev, pdev);
	enic->pdev = pdev;
	addr = &pdev->addr;

	snprintf(enic->bdf_name, ENICPMD_BDF_LENGTH, "%04x:%02x:%02x.%x",
		addr->domain, addr->bus, addr->devid, addr->function);

	err = enic_check_devargs(eth_dev);
	if (err)
		return err;
	return enic_probe(enic);
}

static int eth_enic_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
	struct rte_pci_device *pci_dev)
{
	return rte_eth_dev_pci_generic_probe(pci_dev, sizeof(struct enic),
		eth_enicpmd_dev_init);
}

static int eth_enic_pci_remove(struct rte_pci_device *pci_dev)
{
	return rte_eth_dev_pci_generic_remove(pci_dev, NULL);
}

static struct rte_pci_driver rte_enic_pmd = {
	.id_table = pci_id_enic_map,
	.drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
		     RTE_PCI_DRV_IOVA_AS_VA,
	.probe = eth_enic_pci_probe,
	.remove = eth_enic_pci_remove,
};

RTE_PMD_REGISTER_PCI(net_enic, rte_enic_pmd);
RTE_PMD_REGISTER_PCI_TABLE(net_enic, pci_id_enic_map);
RTE_PMD_REGISTER_KMOD_DEP(net_enic, "* igb_uio | uio_pci_generic | vfio-pci");
RTE_PMD_REGISTER_PARAM_STRING(net_enic,
	ENIC_DEVARG_DISABLE_OVERLAY "=0|1 "
	ENIC_DEVARG_ENABLE_AVX2_RX "=0|1 "
	ENIC_DEVARG_IG_VLAN_REWRITE "=trunk|untag|priority|pass");
Beispiel #5
0
static void qede_config_accept_any_vlan(struct qede_dev *qdev, bool action)
{
	struct ecore_dev *edev = &qdev->edev;
	struct qed_update_vport_params params = {
		.vport_id = 0,
		.accept_any_vlan = action,
		.update_accept_any_vlan_flg = 1,
	};
	int rc;

	/* Proceed only if action actually needs to be performed */
	if (qdev->accept_any_vlan == action)
		return;

	rc = qdev->ops->vport_update(edev, &params);
	if (rc) {
		DP_ERR(edev, "Failed to %s accept-any-vlan\n",
		       action ? "enable" : "disable");
	} else {
		DP_INFO(edev, "%s accept-any-vlan\n",
			action ? "enabled" : "disabled");
		qdev->accept_any_vlan = action;
	}
}

void qede_config_rx_mode(struct rte_eth_dev *eth_dev)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;
	/* TODO: - QED_FILTER_TYPE_UCAST */
	enum qed_filter_rx_mode_type accept_flags =
			QED_FILTER_RX_MODE_TYPE_REGULAR;
	struct qed_filter_params rx_mode;
	int rc;

	/* Configure the struct for the Rx mode */
	memset(&rx_mode, 0, sizeof(struct qed_filter_params));
	rx_mode.type = QED_FILTER_TYPE_RX_MODE;

	rc = qede_set_ucast_rx_mac(qdev, QED_FILTER_XCAST_TYPE_REPLACE,
				   eth_dev->data->mac_addrs[0].addr_bytes);
	if (rte_eth_promiscuous_get(eth_dev->data->port_id) == 1) {
		accept_flags = QED_FILTER_RX_MODE_TYPE_PROMISC;
	} else {
		rc = qede_set_ucast_rx_mac(qdev, QED_FILTER_XCAST_TYPE_ADD,
					   eth_dev->data->
					   mac_addrs[0].addr_bytes);
		if (rc) {
			DP_ERR(edev, "Unable to add filter\n");
			return;
		}
	}

	/* take care of VLAN mode */
	if (rte_eth_promiscuous_get(eth_dev->data->port_id) == 1) {
		qede_config_accept_any_vlan(qdev, true);
	} else if (!qdev->non_configured_vlans) {
		/* If we dont have non-configured VLANs and promisc
		 * is not set, then check if we need to disable
		 * accept_any_vlan mode.
		 * Because in this case, accept_any_vlan mode is set
		 * as part of IFF_RPOMISC flag handling.
		 */
		qede_config_accept_any_vlan(qdev, false);
	}
	rx_mode.filter.accept_flags = accept_flags;
	rc = qdev->ops->filter_config(edev, &rx_mode);
	if (rc)
		DP_ERR(edev, "Filter config failed rc=%d\n", rc);
}

static int qede_vlan_stripping(struct rte_eth_dev *eth_dev, bool set_stripping)
{
	struct qed_update_vport_params vport_update_params;
	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
	int rc;

	memset(&vport_update_params, 0, sizeof(vport_update_params));
	vport_update_params.vport_id = 0;
	vport_update_params.update_inner_vlan_removal_flg = 1;
	vport_update_params.inner_vlan_removal_flg = set_stripping;
	rc = qdev->ops->vport_update(edev, &vport_update_params);
	if (rc) {
		DP_ERR(edev, "Update V-PORT failed %d\n", rc);
		return rc;
	}

	return 0;
}

static void qede_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask)
{
	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);

	if (mask & ETH_VLAN_STRIP_MASK) {
		if (eth_dev->data->dev_conf.rxmode.hw_vlan_strip)
			(void)qede_vlan_stripping(eth_dev, 1);
		else
			(void)qede_vlan_stripping(eth_dev, 0);
	}

	DP_INFO(edev, "vlan offload mask %d vlan-strip %d\n",
		mask, eth_dev->data->dev_conf.rxmode.hw_vlan_strip);
}

static int qede_set_ucast_rx_vlan(struct qede_dev *qdev,
				  enum qed_filter_xcast_params_type opcode,
				  uint16_t vid)
{
	struct qed_filter_params filter_cmd;
	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);

	memset(&filter_cmd, 0, sizeof(filter_cmd));
	filter_cmd.type = QED_FILTER_TYPE_UCAST;
	filter_cmd.filter.ucast.type = opcode;
	filter_cmd.filter.ucast.vlan_valid = 1;
	filter_cmd.filter.ucast.vlan = vid;

	return qdev->ops->filter_config(edev, &filter_cmd);
}

static int qede_vlan_filter_set(struct rte_eth_dev *eth_dev,
				uint16_t vlan_id, int on)
{
	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
	struct qed_dev_eth_info *dev_info = &qdev->dev_info;
	int rc;

	if (vlan_id != 0 &&
	    qdev->configured_vlans == dev_info->num_vlan_filters) {
		DP_NOTICE(edev, false, "Reached max VLAN filter limit"
				     " enabling accept_any_vlan\n");
		qede_config_accept_any_vlan(qdev, true);
		return 0;
	}

	if (on) {
		rc = qede_set_ucast_rx_vlan(qdev, QED_FILTER_XCAST_TYPE_ADD,
					    vlan_id);
		if (rc)
			DP_ERR(edev, "Failed to add VLAN %u rc %d\n", vlan_id,
			       rc);
		else
			if (vlan_id != 0)
				qdev->configured_vlans++;
	} else {
		rc = qede_set_ucast_rx_vlan(qdev, QED_FILTER_XCAST_TYPE_DEL,
					    vlan_id);
		if (rc)
			DP_ERR(edev, "Failed to delete VLAN %u rc %d\n",
			       vlan_id, rc);
		else
			if (vlan_id != 0)
				qdev->configured_vlans--;
	}

	DP_INFO(edev, "vlan_id %u on %u rc %d configured_vlans %u\n",
			vlan_id, on, rc, qdev->configured_vlans);

	return rc;
}

static int qede_dev_configure(struct rte_eth_dev *eth_dev)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;
	struct rte_eth_rxmode *rxmode = &eth_dev->data->dev_conf.rxmode;

	PMD_INIT_FUNC_TRACE(edev);

	if (eth_dev->data->nb_rx_queues != eth_dev->data->nb_tx_queues) {
		DP_NOTICE(edev, false,
			  "Unequal number of rx/tx queues "
			  "is not supported RX=%u TX=%u\n",
			  eth_dev->data->nb_rx_queues,
			  eth_dev->data->nb_tx_queues);
		return -EINVAL;
	}

	qdev->num_rss = eth_dev->data->nb_rx_queues;

	/* Initial state */
	qdev->state = QEDE_CLOSE;

	/* Sanity checks and throw warnings */

	if (rxmode->enable_scatter == 1) {
		DP_ERR(edev, "RX scatter packets is not supported\n");
		return -EINVAL;
	}

	if (rxmode->enable_lro == 1) {
		DP_INFO(edev, "LRO is not supported\n");
		return -EINVAL;
	}

	if (!rxmode->hw_strip_crc)
		DP_INFO(edev, "L2 CRC stripping is always enabled in hw\n");

	if (!rxmode->hw_ip_checksum)
		DP_INFO(edev, "IP/UDP/TCP checksum offload is always enabled "
			      "in hw\n");


	DP_INFO(edev, "Allocated %d RSS queues on %d TC/s\n",
		QEDE_RSS_CNT(qdev), qdev->num_tc);

	DP_INFO(edev, "my_id %u rel_pf_id %u abs_pf_id %u"
		" port %u first_on_engine %d\n",
		edev->hwfns[0].my_id,
		edev->hwfns[0].rel_pf_id,
		edev->hwfns[0].abs_pf_id,
		edev->hwfns[0].port_id, edev->hwfns[0].first_on_engine);

	return 0;
}

/* Info about HW descriptor ring limitations */
static const struct rte_eth_desc_lim qede_rx_desc_lim = {
	.nb_max = NUM_RX_BDS_MAX,
	.nb_min = 128,
	.nb_align = 128	/* lowest common multiple */
};

static const struct rte_eth_desc_lim qede_tx_desc_lim = {
	.nb_max = NUM_TX_BDS_MAX,
	.nb_min = 256,
	.nb_align = 256
};

static void
qede_dev_info_get(struct rte_eth_dev *eth_dev,
		  struct rte_eth_dev_info *dev_info)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;

	PMD_INIT_FUNC_TRACE(edev);

	dev_info->min_rx_bufsize = (uint32_t)(ETHER_MIN_MTU +
					      QEDE_ETH_OVERHEAD);
	dev_info->max_rx_pktlen = (uint32_t)ETH_TX_MAX_NON_LSO_PKT_LEN;
	dev_info->rx_desc_lim = qede_rx_desc_lim;
	dev_info->tx_desc_lim = qede_tx_desc_lim;
	dev_info->max_rx_queues = (uint16_t)QEDE_MAX_RSS_CNT(qdev);
	dev_info->max_tx_queues = dev_info->max_rx_queues;
	dev_info->max_mac_addrs = qdev->dev_info.num_mac_addrs;
	if (IS_VF(edev))
		dev_info->max_vfs = 0;
	else
		dev_info->max_vfs = (uint16_t)NUM_OF_VFS(&qdev->edev);
	dev_info->driver_name = qdev->drv_ver;
	dev_info->reta_size = ECORE_RSS_IND_TABLE_SIZE;
	dev_info->flow_type_rss_offloads = (uint64_t)QEDE_RSS_OFFLOAD_ALL;

	dev_info->default_txconf = (struct rte_eth_txconf) {
		.txq_flags = QEDE_TXQ_FLAGS,
	};

	dev_info->rx_offload_capa = (DEV_RX_OFFLOAD_VLAN_STRIP |
				     DEV_RX_OFFLOAD_IPV4_CKSUM |
				     DEV_RX_OFFLOAD_UDP_CKSUM |
				     DEV_RX_OFFLOAD_TCP_CKSUM);
	dev_info->tx_offload_capa = (DEV_TX_OFFLOAD_VLAN_INSERT |
				     DEV_TX_OFFLOAD_IPV4_CKSUM |
				     DEV_TX_OFFLOAD_UDP_CKSUM |
				     DEV_TX_OFFLOAD_TCP_CKSUM);

	dev_info->speed_capa = ETH_LINK_SPEED_25G | ETH_LINK_SPEED_40G;
}

/* return 0 means link status changed, -1 means not changed */
static int
qede_link_update(struct rte_eth_dev *eth_dev, __rte_unused int wait_to_complete)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;
	uint16_t link_duplex;
	struct qed_link_output link;
	struct rte_eth_link *curr = &eth_dev->data->dev_link;

	memset(&link, 0, sizeof(struct qed_link_output));
	qdev->ops->common->get_link(edev, &link);

	/* Link Speed */
	curr->link_speed = link.speed;

	/* Link Mode */
	switch (link.duplex) {
	case QEDE_DUPLEX_HALF:
		link_duplex = ETH_LINK_HALF_DUPLEX;
		break;
	case QEDE_DUPLEX_FULL:
		link_duplex = ETH_LINK_FULL_DUPLEX;
		break;
	case QEDE_DUPLEX_UNKNOWN:
	default:
		link_duplex = -1;
	}
	curr->link_duplex = link_duplex;

	/* Link Status */
	curr->link_status = (link.link_up) ? ETH_LINK_UP : ETH_LINK_DOWN;

	/* AN */
	curr->link_autoneg = (link.supported_caps & QEDE_SUPPORTED_AUTONEG) ?
			     ETH_LINK_AUTONEG : ETH_LINK_FIXED;

	DP_INFO(edev, "Link - Speed %u Mode %u AN %u Status %u\n",
		curr->link_speed, curr->link_duplex,
		curr->link_autoneg, curr->link_status);

	/* return 0 means link status changed, -1 means not changed */
	return ((curr->link_status == link.link_up) ? -1 : 0);
}

static void
qede_rx_mode_setting(struct rte_eth_dev *eth_dev,
		     enum qed_filter_rx_mode_type accept_flags)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;
	struct qed_filter_params rx_mode;

	DP_INFO(edev, "%s mode %u\n", __func__, accept_flags);

	memset(&rx_mode, 0, sizeof(struct qed_filter_params));
	rx_mode.type = QED_FILTER_TYPE_RX_MODE;
	rx_mode.filter.accept_flags = accept_flags;
	qdev->ops->filter_config(edev, &rx_mode);
}

static void qede_promiscuous_enable(struct rte_eth_dev *eth_dev)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;

	PMD_INIT_FUNC_TRACE(edev);

	enum qed_filter_rx_mode_type type = QED_FILTER_RX_MODE_TYPE_PROMISC;

	if (rte_eth_allmulticast_get(eth_dev->data->port_id) == 1)
		type |= QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC;

	qede_rx_mode_setting(eth_dev, type);
}

static void qede_promiscuous_disable(struct rte_eth_dev *eth_dev)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;

	PMD_INIT_FUNC_TRACE(edev);

	if (rte_eth_allmulticast_get(eth_dev->data->port_id) == 1)
		qede_rx_mode_setting(eth_dev,
				     QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC);
	else
		qede_rx_mode_setting(eth_dev, QED_FILTER_RX_MODE_TYPE_REGULAR);
}

static void qede_dev_close(struct rte_eth_dev *eth_dev)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;

	PMD_INIT_FUNC_TRACE(edev);

	/* dev_stop() shall cleanup fp resources in hw but without releasing
	 * dma memories and sw structures so that dev_start() can be called
	 * by the app without reconfiguration. However, in dev_close() we
	 * can release all the resources and device can be brought up newly
	 */
	if (qdev->state != QEDE_STOP)
		qede_dev_stop(eth_dev);
	else
		DP_INFO(edev, "Device is already stopped\n");

	qede_free_mem_load(qdev);

	qede_free_fp_arrays(qdev);

	qede_dev_set_link_state(eth_dev, false);

	qdev->ops->common->slowpath_stop(edev);

	qdev->ops->common->remove(edev);

	rte_intr_disable(&eth_dev->pci_dev->intr_handle);

	rte_intr_callback_unregister(&eth_dev->pci_dev->intr_handle,
				     qede_interrupt_handler, (void *)eth_dev);

	qdev->state = QEDE_CLOSE;
}

static void
qede_get_stats(struct rte_eth_dev *eth_dev, struct rte_eth_stats *eth_stats)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;
	struct ecore_eth_stats stats;

	qdev->ops->get_vport_stats(edev, &stats);

	/* RX Stats */
	eth_stats->ipackets = stats.rx_ucast_pkts +
	    stats.rx_mcast_pkts + stats.rx_bcast_pkts;

	eth_stats->ibytes = stats.rx_ucast_bytes +
	    stats.rx_mcast_bytes + stats.rx_bcast_bytes;

	eth_stats->ierrors = stats.rx_crc_errors +
	    stats.rx_align_errors +
	    stats.rx_carrier_errors +
	    stats.rx_oversize_packets +
	    stats.rx_jabbers + stats.rx_undersize_packets;

	eth_stats->rx_nombuf = stats.no_buff_discards;

	eth_stats->imissed = stats.mftag_filter_discards +
	    stats.mac_filter_discards +
	    stats.no_buff_discards + stats.brb_truncates + stats.brb_discards;

	/* TX stats */
	eth_stats->opackets = stats.tx_ucast_pkts +
	    stats.tx_mcast_pkts + stats.tx_bcast_pkts;

	eth_stats->obytes = stats.tx_ucast_bytes +
	    stats.tx_mcast_bytes + stats.tx_bcast_bytes;

	eth_stats->oerrors = stats.tx_err_drop_pkts;

	DP_INFO(edev,
		"no_buff_discards=%" PRIu64 ""
		" mac_filter_discards=%" PRIu64 ""
		" brb_truncates=%" PRIu64 ""
		" brb_discards=%" PRIu64 "\n",
		stats.no_buff_discards,
		stats.mac_filter_discards,
		stats.brb_truncates, stats.brb_discards);
}

int qede_dev_set_link_state(struct rte_eth_dev *eth_dev, bool link_up)
{
	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
	struct qed_link_params link_params;
	int rc;

	DP_INFO(edev, "setting link state %d\n", link_up);
	memset(&link_params, 0, sizeof(link_params));
	link_params.link_up = link_up;
	rc = qdev->ops->common->set_link(edev, &link_params);
	if (rc != ECORE_SUCCESS)
		DP_ERR(edev, "Unable to set link state %d\n", link_up);

	return rc;
}

static int qede_dev_set_link_up(struct rte_eth_dev *eth_dev)
{
	return qede_dev_set_link_state(eth_dev, true);
}

static int qede_dev_set_link_down(struct rte_eth_dev *eth_dev)
{
	return qede_dev_set_link_state(eth_dev, false);
}

static void qede_reset_stats(struct rte_eth_dev *eth_dev)
{
	struct qede_dev *qdev = eth_dev->data->dev_private;
	struct ecore_dev *edev = &qdev->edev;

	ecore_reset_vport_stats(edev);
}

static void qede_allmulticast_enable(struct rte_eth_dev *eth_dev)
{
	enum qed_filter_rx_mode_type type =
	    QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC;

	if (rte_eth_promiscuous_get(eth_dev->data->port_id) == 1)
		type |= QED_FILTER_RX_MODE_TYPE_PROMISC;

	qede_rx_mode_setting(eth_dev, type);
}

static void qede_allmulticast_disable(struct rte_eth_dev *eth_dev)
{
	if (rte_eth_promiscuous_get(eth_dev->data->port_id) == 1)
		qede_rx_mode_setting(eth_dev, QED_FILTER_RX_MODE_TYPE_PROMISC);
	else
		qede_rx_mode_setting(eth_dev, QED_FILTER_RX_MODE_TYPE_REGULAR);
}

static int qede_flow_ctrl_set(struct rte_eth_dev *eth_dev,
			      struct rte_eth_fc_conf *fc_conf)
{
	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
	struct qed_link_output current_link;
	struct qed_link_params params;

	memset(&current_link, 0, sizeof(current_link));
	qdev->ops->common->get_link(edev, &current_link);

	memset(&params, 0, sizeof(params));
	params.override_flags |= QED_LINK_OVERRIDE_PAUSE_CONFIG;
	if (fc_conf->autoneg) {
		if (!(current_link.supported_caps & QEDE_SUPPORTED_AUTONEG)) {
			DP_ERR(edev, "Autoneg not supported\n");
			return -EINVAL;
		}
		params.pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
	}

	/* Pause is assumed to be supported (SUPPORTED_Pause) */
	if (fc_conf->mode == RTE_FC_FULL)
		params.pause_config |= (QED_LINK_PAUSE_TX_ENABLE |
					QED_LINK_PAUSE_RX_ENABLE);
	if (fc_conf->mode == RTE_FC_TX_PAUSE)
		params.pause_config |= QED_LINK_PAUSE_TX_ENABLE;
	if (fc_conf->mode == RTE_FC_RX_PAUSE)
		params.pause_config |= QED_LINK_PAUSE_RX_ENABLE;

	params.link_up = true;
	(void)qdev->ops->common->set_link(edev, &params);

	return 0;
}

static int qede_flow_ctrl_get(struct rte_eth_dev *eth_dev,
			      struct rte_eth_fc_conf *fc_conf)
{
	struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
	struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
	struct qed_link_output current_link;

	memset(&current_link, 0, sizeof(current_link));
	qdev->ops->common->get_link(edev, &current_link);

	if (current_link.pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
		fc_conf->autoneg = true;

	if (current_link.pause_config & (QED_LINK_PAUSE_RX_ENABLE |
					 QED_LINK_PAUSE_TX_ENABLE))
		fc_conf->mode = RTE_FC_FULL;
	else if (current_link.pause_config & QED_LINK_PAUSE_RX_ENABLE)
		fc_conf->mode = RTE_FC_RX_PAUSE;
	else if (current_link.pause_config & QED_LINK_PAUSE_TX_ENABLE)
		fc_conf->mode = RTE_FC_TX_PAUSE;
	else
		fc_conf->mode = RTE_FC_NONE;

	return 0;
}

static const uint32_t *
qede_dev_supported_ptypes_get(struct rte_eth_dev *eth_dev)
{
	static const uint32_t ptypes[] = {
		RTE_PTYPE_L3_IPV4,
		RTE_PTYPE_L3_IPV6,
		RTE_PTYPE_UNKNOWN
	};

	if (eth_dev->rx_pkt_burst == qede_recv_pkts)
		return ptypes;

	return NULL;
}

static const struct eth_dev_ops qede_eth_dev_ops = {
	.dev_configure = qede_dev_configure,
	.dev_infos_get = qede_dev_info_get,
	.rx_queue_setup = qede_rx_queue_setup,
	.rx_queue_release = qede_rx_queue_release,
	.tx_queue_setup = qede_tx_queue_setup,
	.tx_queue_release = qede_tx_queue_release,
	.dev_start = qede_dev_start,
	.dev_set_link_up = qede_dev_set_link_up,
	.dev_set_link_down = qede_dev_set_link_down,
	.link_update = qede_link_update,
	.promiscuous_enable = qede_promiscuous_enable,
	.promiscuous_disable = qede_promiscuous_disable,
	.allmulticast_enable = qede_allmulticast_enable,
	.allmulticast_disable = qede_allmulticast_disable,
	.dev_stop = qede_dev_stop,
	.dev_close = qede_dev_close,
	.stats_get = qede_get_stats,
	.stats_reset = qede_reset_stats,
	.mac_addr_add = qede_mac_addr_add,
	.mac_addr_remove = qede_mac_addr_remove,
	.mac_addr_set = qede_mac_addr_set,
	.vlan_offload_set = qede_vlan_offload_set,
	.vlan_filter_set = qede_vlan_filter_set,
	.flow_ctrl_set = qede_flow_ctrl_set,
	.flow_ctrl_get = qede_flow_ctrl_get,
	.dev_supported_ptypes_get = qede_dev_supported_ptypes_get,
};

static const struct eth_dev_ops qede_eth_vf_dev_ops = {
	.dev_configure = qede_dev_configure,
	.dev_infos_get = qede_dev_info_get,
	.rx_queue_setup = qede_rx_queue_setup,
	.rx_queue_release = qede_rx_queue_release,
	.tx_queue_setup = qede_tx_queue_setup,
	.tx_queue_release = qede_tx_queue_release,
	.dev_start = qede_dev_start,
	.dev_set_link_up = qede_dev_set_link_up,
	.dev_set_link_down = qede_dev_set_link_down,
	.link_update = qede_link_update,
	.promiscuous_enable = qede_promiscuous_enable,
	.promiscuous_disable = qede_promiscuous_disable,
	.allmulticast_enable = qede_allmulticast_enable,
	.allmulticast_disable = qede_allmulticast_disable,
	.dev_stop = qede_dev_stop,
	.dev_close = qede_dev_close,
	.stats_get = qede_get_stats,
	.stats_reset = qede_reset_stats,
	.vlan_offload_set = qede_vlan_offload_set,
	.vlan_filter_set = qede_vlan_filter_set,
	.dev_supported_ptypes_get = qede_dev_supported_ptypes_get,
};

static void qede_update_pf_params(struct ecore_dev *edev)
{
	struct ecore_pf_params pf_params;
	/* 32 rx + 32 tx */
	memset(&pf_params, 0, sizeof(struct ecore_pf_params));
	pf_params.eth_pf_params.num_cons = 64;
	qed_ops->common->update_pf_params(edev, &pf_params);
}

static int qede_common_dev_init(struct rte_eth_dev *eth_dev, bool is_vf)
{
	struct rte_pci_device *pci_dev;
	struct rte_pci_addr pci_addr;
	struct qede_dev *adapter;
	struct ecore_dev *edev;
	struct qed_dev_eth_info dev_info;
	struct qed_slowpath_params params;
	uint32_t qed_ver;
	static bool do_once = true;
	uint8_t bulletin_change;
	uint8_t vf_mac[ETHER_ADDR_LEN];
	uint8_t is_mac_forced;
	bool is_mac_exist;
	/* Fix up ecore debug level */
	uint32_t dp_module = ~0 & ~ECORE_MSG_HW;
	uint8_t dp_level = ECORE_LEVEL_VERBOSE;
	uint32_t max_mac_addrs;
	int rc;

	/* Extract key data structures */
	adapter = eth_dev->data->dev_private;
	edev = &adapter->edev;
	pci_addr = eth_dev->pci_dev->addr;

	PMD_INIT_FUNC_TRACE(edev);

	snprintf(edev->name, NAME_SIZE, PCI_SHORT_PRI_FMT ":dpdk-port-%u",
		 pci_addr.bus, pci_addr.devid, pci_addr.function,
		 eth_dev->data->port_id);

	eth_dev->rx_pkt_burst = qede_recv_pkts;
	eth_dev->tx_pkt_burst = qede_xmit_pkts;

	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
		DP_NOTICE(edev, false,
			  "Skipping device init from secondary process\n");
		return 0;
	}

	pci_dev = eth_dev->pci_dev;

	rte_eth_copy_pci_info(eth_dev, pci_dev);

	qed_ver = qed_get_protocol_version(QED_PROTOCOL_ETH);

	qed_ops = qed_get_eth_ops();
	if (!qed_ops) {
		DP_ERR(edev, "Failed to get qed_eth_ops_pass\n");
		return -EINVAL;
	}

	DP_INFO(edev, "Starting qede probe\n");

	rc = qed_ops->common->probe(edev, pci_dev, QED_PROTOCOL_ETH,
				    dp_module, dp_level, is_vf);

	if (rc != 0) {
		DP_ERR(edev, "qede probe failed rc %d\n", rc);
		return -ENODEV;
	}

	qede_update_pf_params(edev);

	rte_intr_callback_register(&eth_dev->pci_dev->intr_handle,
				   qede_interrupt_handler, (void *)eth_dev);

	if (rte_intr_enable(&eth_dev->pci_dev->intr_handle)) {
		DP_ERR(edev, "rte_intr_enable() failed\n");
		return -ENODEV;
	}

	/* Start the Slowpath-process */
	memset(&params, 0, sizeof(struct qed_slowpath_params));
	params.int_mode = ECORE_INT_MODE_MSIX;
	params.drv_major = QEDE_MAJOR_VERSION;
	params.drv_minor = QEDE_MINOR_VERSION;
	params.drv_rev = QEDE_REVISION_VERSION;
	params.drv_eng = QEDE_ENGINEERING_VERSION;
	strncpy((char *)params.name, "qede LAN", QED_DRV_VER_STR_SIZE);

	rc = qed_ops->common->slowpath_start(edev, &params);
	if (rc) {
		DP_ERR(edev, "Cannot start slowpath rc = %d\n", rc);
		return -ENODEV;
	}

	rc = qed_ops->fill_dev_info(edev, &dev_info);
	if (rc) {
		DP_ERR(edev, "Cannot get device_info rc %d\n", rc);
		qed_ops->common->slowpath_stop(edev);
		qed_ops->common->remove(edev);
		return -ENODEV;
	}

	qede_alloc_etherdev(adapter, &dev_info);

	adapter->ops->common->set_id(edev, edev->name, QEDE_DRV_MODULE_VERSION);

	if (!is_vf)
		adapter->dev_info.num_mac_addrs =
			(uint32_t)RESC_NUM(ECORE_LEADING_HWFN(edev),
					    ECORE_MAC);
	else
		ecore_vf_get_num_mac_filters(ECORE_LEADING_HWFN(edev),
					     &adapter->dev_info.num_mac_addrs);

	/* Allocate memory for storing MAC addr */
	eth_dev->data->mac_addrs = rte_zmalloc(edev->name,
					(ETHER_ADDR_LEN *
					adapter->dev_info.num_mac_addrs),
					RTE_CACHE_LINE_SIZE);

	if (eth_dev->data->mac_addrs == NULL) {
		DP_ERR(edev, "Failed to allocate MAC address\n");
		qed_ops->common->slowpath_stop(edev);
		qed_ops->common->remove(edev);
		return -ENOMEM;
	}

	if (!is_vf) {
		ether_addr_copy((struct ether_addr *)edev->hwfns[0].
				hw_info.hw_mac_addr,
				&eth_dev->data->mac_addrs[0]);
		ether_addr_copy(&eth_dev->data->mac_addrs[0],
				&adapter->primary_mac);
	} else {
		ecore_vf_read_bulletin(ECORE_LEADING_HWFN(edev),
				       &bulletin_change);
		if (bulletin_change) {
			is_mac_exist =
			    ecore_vf_bulletin_get_forced_mac(
						ECORE_LEADING_HWFN(edev),
						vf_mac,
						&is_mac_forced);
			if (is_mac_exist && is_mac_forced) {
				DP_INFO(edev, "VF macaddr received from PF\n");
				ether_addr_copy((struct ether_addr *)&vf_mac,
						&eth_dev->data->mac_addrs[0]);
				ether_addr_copy(&eth_dev->data->mac_addrs[0],
						&adapter->primary_mac);
			} else {
				DP_NOTICE(edev, false,
					  "No VF macaddr assigned\n");
			}
		}
	}

	eth_dev->dev_ops = (is_vf) ? &qede_eth_vf_dev_ops : &qede_eth_dev_ops;

	if (do_once) {
		qede_print_adapter_info(adapter);
		do_once = false;
	}

	DP_NOTICE(edev, false, "MAC address : %02x:%02x:%02x:%02x:%02x:%02x\n",
		  adapter->primary_mac.addr_bytes[0],
		  adapter->primary_mac.addr_bytes[1],
		  adapter->primary_mac.addr_bytes[2],
		  adapter->primary_mac.addr_bytes[3],
		  adapter->primary_mac.addr_bytes[4],
		  adapter->primary_mac.addr_bytes[5]);

	return rc;
}

static int qedevf_eth_dev_init(struct rte_eth_dev *eth_dev)
{
	return qede_common_dev_init(eth_dev, 1);
}

static int qede_eth_dev_init(struct rte_eth_dev *eth_dev)
{
	return qede_common_dev_init(eth_dev, 0);
}

static int qede_dev_common_uninit(struct rte_eth_dev *eth_dev)
{
	/* only uninitialize in the primary process */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return 0;

	/* safe to close dev here */
	qede_dev_close(eth_dev);

	eth_dev->dev_ops = NULL;
	eth_dev->rx_pkt_burst = NULL;
	eth_dev->tx_pkt_burst = NULL;

	if (eth_dev->data->mac_addrs)
		rte_free(eth_dev->data->mac_addrs);

	eth_dev->data->mac_addrs = NULL;

	return 0;
}

static int qede_eth_dev_uninit(struct rte_eth_dev *eth_dev)
{
	return qede_dev_common_uninit(eth_dev);
}

static int qedevf_eth_dev_uninit(struct rte_eth_dev *eth_dev)
{
	return qede_dev_common_uninit(eth_dev);
}

static struct rte_pci_id pci_id_qedevf_map[] = {
#define QEDEVF_RTE_PCI_DEVICE(dev) RTE_PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, dev)
	{
		QEDEVF_RTE_PCI_DEVICE(PCI_DEVICE_ID_NX2_VF)
	},
	{
		QEDEVF_RTE_PCI_DEVICE(PCI_DEVICE_ID_57980S_IOV)
	},
	{.vendor_id = 0,}
};

static struct rte_pci_id pci_id_qede_map[] = {
#define QEDE_RTE_PCI_DEVICE(dev) RTE_PCI_DEVICE(PCI_VENDOR_ID_QLOGIC, dev)
	{
		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_NX2_57980E)
	},
	{
		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_NX2_57980S)
	},
	{
		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_57980S_40)
	},
	{
		QEDE_RTE_PCI_DEVICE(PCI_DEVICE_ID_57980S_25)
	},
	{.vendor_id = 0,}
};

static struct eth_driver rte_qedevf_pmd = {
	.pci_drv = {
		    .name = "rte_qedevf_pmd",
		    .id_table = pci_id_qedevf_map,
		    .drv_flags =
		    RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
		    },
	.eth_dev_init = qedevf_eth_dev_init,
	.eth_dev_uninit = qedevf_eth_dev_uninit,
	.dev_private_size = sizeof(struct qede_dev),
};

static struct eth_driver rte_qede_pmd = {
	.pci_drv = {
		    .name = "rte_qede_pmd",
		    .id_table = pci_id_qede_map,
		    .drv_flags =
		    RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
		    },
	.eth_dev_init = qede_eth_dev_init,
	.eth_dev_uninit = qede_eth_dev_uninit,
	.dev_private_size = sizeof(struct qede_dev),
};

static int
rte_qedevf_pmd_init(const char *name __rte_unused,
		    const char *params __rte_unused)
{
	rte_eth_driver_register(&rte_qedevf_pmd);

	return 0;
}

static int
rte_qede_pmd_init(const char *name __rte_unused,
		  const char *params __rte_unused)
{
	rte_eth_driver_register(&rte_qede_pmd);

	return 0;
}

static struct rte_driver rte_qedevf_driver = {
	.type = PMD_PDEV,
	.init = rte_qede_pmd_init
};

static struct rte_driver rte_qede_driver = {
	.type = PMD_PDEV,
	.init = rte_qedevf_pmd_init
};

PMD_REGISTER_DRIVER(rte_qede_driver);
PMD_REGISTER_DRIVER(rte_qedevf_driver);
Beispiel #6
0
static int
bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf)
{
	int ret = 0;
	struct rte_pci_device *pci_dev;
	struct bnx2x_softc *sc;

	PMD_INIT_FUNC_TRACE();

	eth_dev->dev_ops = is_vf ? &bnx2xvf_eth_dev_ops : &bnx2x_eth_dev_ops;
	pci_dev = eth_dev->pci_dev;

	rte_eth_copy_pci_info(eth_dev, pci_dev);

	sc = eth_dev->data->dev_private;
	sc->pcie_bus    = pci_dev->addr.bus;
	sc->pcie_device = pci_dev->addr.devid;

	if (is_vf)
		sc->flags = BNX2X_IS_VF_FLAG;

	sc->devinfo.vendor_id    = pci_dev->id.vendor_id;
	sc->devinfo.device_id    = pci_dev->id.device_id;
	sc->devinfo.subvendor_id = pci_dev->id.subsystem_vendor_id;
	sc->devinfo.subdevice_id = pci_dev->id.subsystem_device_id;

	sc->pcie_func = pci_dev->addr.function;
	sc->bar[BAR0].base_addr = (void *)pci_dev->mem_resource[0].addr;
	if (is_vf)
		sc->bar[BAR1].base_addr = (void *)
			((uint64_t)pci_dev->mem_resource[0].addr + PXP_VF_ADDR_DB_START);
	else
		sc->bar[BAR1].base_addr = pci_dev->mem_resource[2].addr;

	assert(sc->bar[BAR0].base_addr);
	assert(sc->bar[BAR1].base_addr);

	bnx2x_load_firmware(sc);
	assert(sc->firmware);

	if (eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
		sc->udp_rss = 1;

	sc->rx_budget = BNX2X_RX_BUDGET;
	sc->hc_rx_ticks = BNX2X_RX_TICKS;
	sc->hc_tx_ticks = BNX2X_TX_TICKS;

	sc->interrupt_mode = INTR_MODE_SINGLE_MSIX;
	sc->rx_mode = BNX2X_RX_MODE_NORMAL;

	sc->pci_dev = pci_dev;
	ret = bnx2x_attach(sc);
	if (ret) {
		PMD_DRV_LOG(ERR, "bnx2x_attach failed (%d)", ret);
	}

	eth_dev->data->mac_addrs = (struct ether_addr *)sc->link_params.mac_addr;

	PMD_DRV_LOG(INFO, "pcie_bus=%d, pcie_device=%d",
			sc->pcie_bus, sc->pcie_device);
	PMD_DRV_LOG(INFO, "bar0.addr=%p, bar1.addr=%p",
			sc->bar[BAR0].base_addr, sc->bar[BAR1].base_addr);
	PMD_DRV_LOG(INFO, "port=%d, path=%d, vnic=%d, func=%d",
			PORT_ID(sc), PATH_ID(sc), VNIC_ID(sc), FUNC_ID(sc));
	PMD_DRV_LOG(INFO, "portID=%d vendorID=0x%x deviceID=0x%x",
			eth_dev->data->port_id, pci_dev->id.vendor_id, pci_dev->id.device_id);

	return ret;
}
Beispiel #7
0
static int
avf_dev_init(struct rte_eth_dev *eth_dev)
{
	struct avf_adapter *adapter =
		AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
	struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);

	PMD_INIT_FUNC_TRACE();

	/* assign ops func pointer */
	eth_dev->dev_ops = &avf_eth_dev_ops;
	eth_dev->rx_pkt_burst = &avf_recv_pkts;
	eth_dev->tx_pkt_burst = &avf_xmit_pkts;
	eth_dev->tx_pkt_prepare = &avf_prep_pkts;

	/* For secondary processes, we don't initialise any further as primary
	 * has already done this work. Only check if we need a different RX
	 * and TX function.
	 */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
		avf_set_rx_function(eth_dev);
		avf_set_tx_function(eth_dev);
		return 0;
	}
	rte_eth_copy_pci_info(eth_dev, pci_dev);

	hw->vendor_id = pci_dev->id.vendor_id;
	hw->device_id = pci_dev->id.device_id;
	hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
	hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
	hw->bus.bus_id = pci_dev->addr.bus;
	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->back = AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
	adapter->eth_dev = eth_dev;

	if (avf_init_vf(eth_dev) != 0) {
		PMD_INIT_LOG(ERR, "Init vf failed");
		return -1;
	}

	/* copy mac addr */
	eth_dev->data->mac_addrs = rte_zmalloc(
					"avf_mac",
					ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX,
					0);
	if (!eth_dev->data->mac_addrs) {
		PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
			     " store MAC addresses",
			     ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX);
		return -ENOMEM;
	}
	/* If the MAC address is not configured by host,
	 * generate a random one.
	 */
	if (!is_valid_assigned_ether_addr((struct ether_addr *)hw->mac.addr))
		eth_random_addr(hw->mac.addr);
	ether_addr_copy((struct ether_addr *)hw->mac.addr,
			&eth_dev->data->mac_addrs[0]);

	/* register callback func to eal lib */
	rte_intr_callback_register(&pci_dev->intr_handle,
				   avf_dev_interrupt_handler,
				   (void *)eth_dev);

	/* enable uio intr after callback register */
	rte_intr_enable(&pci_dev->intr_handle);

	/* configure and enable device interrupt */
	avf_enable_irq0(hw);

	return 0;
}
Beispiel #8
0
static int
eth_em_dev_init(struct rte_eth_dev *eth_dev)
{
	struct rte_pci_device *pci_dev;
	struct e1000_adapter *adapter =
		E1000_DEV_PRIVATE(eth_dev->data->dev_private);
	struct e1000_hw *hw =
		E1000_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
	struct e1000_vfta * shadow_vfta =
		E1000_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private);

	pci_dev = eth_dev->pci_dev;

	eth_dev->dev_ops = &eth_em_ops;
	eth_dev->rx_pkt_burst = (eth_rx_burst_t)&eth_em_recv_pkts;
	eth_dev->tx_pkt_burst = (eth_tx_burst_t)&eth_em_xmit_pkts;

	/* for secondary processes, we don't initialise any further as primary
	 * has already done this work. Only check we don't need a different
	 * RX function */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY){
		if (eth_dev->data->scattered_rx)
			eth_dev->rx_pkt_burst =
				(eth_rx_burst_t)&eth_em_recv_scattered_pkts;
		return 0;
	}

	rte_eth_copy_pci_info(eth_dev, pci_dev);

	hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
	hw->device_id = pci_dev->id.device_id;
	adapter->stopped = 0;

	/* For ICH8 support we'll need to map the flash memory BAR */

	if (e1000_setup_init_funcs(hw, TRUE) != E1000_SUCCESS ||
			em_hw_init(hw) != 0) {
		PMD_INIT_LOG(ERR, "port_id %d vendorID=0x%x deviceID=0x%x: "
			"failed to init HW",
			eth_dev->data->port_id, pci_dev->id.vendor_id,
			pci_dev->id.device_id);
		return -(ENODEV);
	}

	/* Allocate memory for storing MAC addresses */
	eth_dev->data->mac_addrs = rte_zmalloc("e1000", ETHER_ADDR_LEN *
			hw->mac.rar_entry_count, 0);
	if (eth_dev->data->mac_addrs == NULL) {
		PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to "
			"store MAC addresses",
			ETHER_ADDR_LEN * hw->mac.rar_entry_count);
		return -(ENOMEM);
	}

	/* Copy the permanent MAC address */
	ether_addr_copy((struct ether_addr *) hw->mac.addr,
		eth_dev->data->mac_addrs);

	/* initialize the vfta */
	memset(shadow_vfta, 0, sizeof(*shadow_vfta));

	PMD_INIT_LOG(DEBUG, "port_id %d vendorID=0x%x deviceID=0x%x",
		     eth_dev->data->port_id, pci_dev->id.vendor_id,
		     pci_dev->id.device_id);

	rte_intr_callback_register(&(pci_dev->intr_handle),
		eth_em_interrupt_handler, (void *)eth_dev);

	return (0);
}