From: Jerin Jacob Date: Sun, 8 Oct 2017 12:44:16 +0000 (+0530) Subject: net/octeontx: create ethdev ports X-Git-Tag: spdx-start~1571 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=f18b146c498d9e294a76581ab07c291b79beb05f;p=dpdk.git net/octeontx: create ethdev ports Create ethdev ports by registering withethdev subsystem based on "nr_port" vdev argument or maximum physical ports available in the system. Signed-off-by: Jerin Jacob Signed-off-by: Santosh Shukla --- diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c index 1e509ea7df..52c4012f9e 100644 --- a/drivers/net/octeontx/octeontx_ethdev.c +++ b/drivers/net/octeontx/octeontx_ethdev.c @@ -105,6 +105,50 @@ free_kvlist: return ret; } +static int +octeontx_port_open(struct octeontx_nic *nic) +{ + octeontx_mbox_bgx_port_conf_t bgx_port_conf; + int res; + + res = 0; + + PMD_INIT_FUNC_TRACE(); + + res = octeontx_bgx_port_open(nic->port_id, &bgx_port_conf); + if (res < 0) { + octeontx_log_err("failed to open port %d", res); + return res; + } + + nic->node = bgx_port_conf.node; + nic->port_ena = bgx_port_conf.enable; + nic->base_ichan = bgx_port_conf.base_chan; + nic->base_ochan = bgx_port_conf.base_chan; + nic->num_ichans = bgx_port_conf.num_chans; + nic->num_ochans = bgx_port_conf.num_chans; + nic->mtu = bgx_port_conf.mtu; + nic->bpen = bgx_port_conf.bpen; + nic->fcs_strip = bgx_port_conf.fcs_strip; + nic->bcast_mode = bgx_port_conf.bcast_mode; + nic->mcast_mode = bgx_port_conf.mcast_mode; + nic->speed = bgx_port_conf.mode; + + memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0], ETHER_ADDR_LEN); + + octeontx_log_dbg("port opened %d", nic->port_id); + return res; +} + +static void +octeontx_port_close(struct octeontx_nic *nic) +{ + PMD_INIT_FUNC_TRACE(); + + octeontx_bgx_port_close(nic->port_id); + octeontx_log_dbg("port closed %d", nic->port_id); +} + static inline void devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf, struct rte_event_dev_info *info) @@ -126,17 +170,135 @@ devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf, info->max_num_events; } +/* Initialize and register driver with DPDK Application */ +static const struct eth_dev_ops octeontx_dev_ops = { +}; + /* Create Ethdev interface per BGX LMAC ports */ static int octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev, int socket_id) { - RTE_SET_USED(dev); - RTE_SET_USED(port); - RTE_SET_USED(evdev); - RTE_SET_USED(socket_id); + int res; + char octtx_name[OCTEONTX_MAX_NAME_LEN]; + struct octeontx_nic *nic = NULL; + struct rte_eth_dev *eth_dev = NULL; + struct rte_eth_dev_data *data = NULL; + const char *name = rte_vdev_device_name(dev); + + PMD_INIT_FUNC_TRACE(); + + sprintf(octtx_name, "%s_%d", name, port); + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + eth_dev = rte_eth_dev_attach_secondary(octtx_name); + if (eth_dev == NULL) + return -ENODEV; + + return 0; + } - return -ENODEV; + data = rte_zmalloc_socket(octtx_name, sizeof(*data), 0, socket_id); + if (data == NULL) { + octeontx_log_err("failed to allocate devdata"); + res = -ENOMEM; + goto err; + } + + nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id); + if (nic == NULL) { + octeontx_log_err("failed to allocate nic structure"); + res = -ENOMEM; + goto err; + } + + nic->port_id = port; + nic->evdev = evdev; + + res = octeontx_port_open(nic); + if (res < 0) + goto err; + + /* Rx side port configuration */ + res = octeontx_pki_port_open(port); + if (res != 0) { + octeontx_log_err("failed to open PKI port %d", port); + res = -ENODEV; + goto err; + } + + /* Reserve an ethdev entry */ + eth_dev = rte_eth_dev_allocate(octtx_name); + if (eth_dev == NULL) { + octeontx_log_err("failed to allocate rte_eth_dev"); + res = -ENOMEM; + goto err; + } + + eth_dev->device = &dev->device; + eth_dev->intr_handle = NULL; + eth_dev->data->kdrv = RTE_KDRV_NONE; + eth_dev->data->numa_node = dev->device.numa_node; + + rte_memcpy(data, (eth_dev)->data, sizeof(*data)); + data->dev_private = nic; + + data->port_id = eth_dev->data->port_id; + snprintf(data->name, sizeof(data->name), "%s", eth_dev->data->name); + + nic->ev_queues = 1; + nic->ev_ports = 1; + + data->dev_link.link_status = ETH_LINK_DOWN; + data->dev_started = 0; + data->promiscuous = 0; + data->all_multicast = 0; + data->scattered_rx = 0; + + data->mac_addrs = rte_zmalloc_socket(octtx_name, ETHER_ADDR_LEN, 0, + socket_id); + if (data->mac_addrs == NULL) { + octeontx_log_err("failed to allocate memory for mac_addrs"); + res = -ENOMEM; + goto err; + } + + eth_dev->data = data; + eth_dev->dev_ops = &octeontx_dev_ops; + + /* Finally save ethdev pointer to the NIC structure */ + nic->dev = eth_dev; + + if (nic->port_id != data->port_id) { + octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)", + data->port_id, nic->port_id); + res = -EINVAL; + goto err; + } + + /* Update port_id mac to eth_dev */ + memcpy(data->mac_addrs, nic->mac_addr, ETHER_ADDR_LEN); + + PMD_INIT_LOG(DEBUG, "ethdev info: "); + PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d", + nic->port_id, nic->port_ena, + nic->base_ochan, nic->num_ochans, + nic->num_tx_queues); + PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->mtu); + + return data->port_id; + +err: + if (port) + octeontx_port_close(nic); + + if (eth_dev != NULL) { + rte_free(eth_dev->data->mac_addrs); + rte_free(data); + rte_free(nic); + rte_eth_dev_release_port(eth_dev); + } + + return res; } /* Un initialize octeontx device */