Imported Upstream version 16.04
[deb_dpdk.git] / examples / ethtool / lib / rte_ethtool.c
diff --git a/examples/ethtool/lib/rte_ethtool.c b/examples/ethtool/lib/rte_ethtool.c
new file mode 100644 (file)
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+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <rte_version.h>
+#include <rte_ethdev.h>
+#include <rte_ether.h>
+#include "rte_ethtool.h"
+
+#define PKTPOOL_SIZE 512
+#define PKTPOOL_CACHE 32
+
+
+int
+rte_ethtool_get_drvinfo(uint8_t port_id, struct ethtool_drvinfo *drvinfo)
+{
+       struct rte_eth_dev_info dev_info;
+       int n;
+
+       if (drvinfo == NULL)
+               return -EINVAL;
+
+       if (!rte_eth_dev_is_valid_port(port_id))
+               return -ENODEV;
+
+       memset(&dev_info, 0, sizeof(dev_info));
+       rte_eth_dev_info_get(port_id, &dev_info);
+
+       snprintf(drvinfo->driver, sizeof(drvinfo->driver), "%s",
+               dev_info.driver_name);
+       snprintf(drvinfo->version, sizeof(drvinfo->version), "%s",
+               rte_version());
+       snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info),
+               "%04x:%02x:%02x.%x",
+               dev_info.pci_dev->addr.domain, dev_info.pci_dev->addr.bus,
+               dev_info.pci_dev->addr.devid, dev_info.pci_dev->addr.function);
+
+       n = rte_eth_dev_get_reg_length(port_id);
+       if (n > 0)
+               drvinfo->regdump_len = n;
+       else
+               drvinfo->regdump_len = 0;
+
+       n = rte_eth_dev_get_eeprom_length(port_id);
+       if (n > 0)
+               drvinfo->eedump_len = n;
+       else
+               drvinfo->eedump_len = 0;
+
+       drvinfo->n_stats = sizeof(struct rte_eth_stats) / sizeof(uint64_t);
+       drvinfo->testinfo_len = 0;
+
+       return 0;
+}
+
+int
+rte_ethtool_get_regs_len(uint8_t port_id)
+{
+       int count_regs;
+
+       count_regs = rte_eth_dev_get_reg_length(port_id);
+       if (count_regs > 0)
+               return count_regs * sizeof(uint32_t);
+       return count_regs;
+}
+
+int
+rte_ethtool_get_regs(uint8_t port_id, struct ethtool_regs *regs, void *data)
+{
+       struct rte_dev_reg_info reg_info;
+       int status;
+
+       if (regs == NULL || data == NULL)
+               return -EINVAL;
+
+       reg_info.data = data;
+       reg_info.length = 0;
+
+       status = rte_eth_dev_get_reg_info(port_id, &reg_info);
+       if (status)
+               return status;
+       regs->version = reg_info.version;
+
+       return 0;
+}
+
+int
+rte_ethtool_get_link(uint8_t port_id)
+{
+       struct rte_eth_link link;
+
+       if (!rte_eth_dev_is_valid_port(port_id))
+               return -ENODEV;
+       rte_eth_link_get(port_id, &link);
+       return link.link_status;
+}
+
+int
+rte_ethtool_get_eeprom_len(uint8_t port_id)
+{
+       return rte_eth_dev_get_eeprom_length(port_id);
+}
+
+int
+rte_ethtool_get_eeprom(uint8_t port_id, struct ethtool_eeprom *eeprom,
+       void *words)
+{
+       struct rte_dev_eeprom_info eeprom_info;
+       int status;
+
+       if (eeprom == NULL || words == NULL)
+               return -EINVAL;
+
+       eeprom_info.offset = eeprom->offset;
+       eeprom_info.length = eeprom->len;
+       eeprom_info.data = words;
+
+       status = rte_eth_dev_get_eeprom(port_id, &eeprom_info);
+       if (status)
+               return status;
+
+       eeprom->magic = eeprom_info.magic;
+
+       return 0;
+}
+
+int
+rte_ethtool_set_eeprom(uint8_t port_id, struct ethtool_eeprom *eeprom,
+       void *words)
+{
+       struct rte_dev_eeprom_info eeprom_info;
+       int status;
+
+       if (eeprom == NULL || words == NULL || eeprom->offset >= eeprom->len)
+               return -EINVAL;
+
+       eeprom_info.offset = eeprom->offset;
+       eeprom_info.length = eeprom->len;
+       eeprom_info.data = words;
+
+       status = rte_eth_dev_set_eeprom(port_id, &eeprom_info);
+       if (status)
+               return status;
+
+       eeprom->magic = eeprom_info.magic;
+
+       return 0;
+}
+
+int
+rte_ethtool_get_pauseparam(uint8_t port_id,
+       struct ethtool_pauseparam *pause_param)
+{
+       struct rte_eth_fc_conf fc_conf;
+       int status;
+
+       if (pause_param == NULL)
+               return -EINVAL;
+
+       status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
+       if (status)
+               return status;
+
+       pause_param->tx_pause = 0;
+       pause_param->rx_pause = 0;
+       switch (fc_conf.mode) {
+       case RTE_FC_RX_PAUSE:
+               pause_param->rx_pause = 1;
+               break;
+       case RTE_FC_TX_PAUSE:
+               pause_param->tx_pause = 1;
+               break;
+       case RTE_FC_FULL:
+               pause_param->rx_pause = 1;
+               pause_param->tx_pause = 1;
+       default:
+               /* dummy block to avoid compiler warning */
+               break;
+       }
+       pause_param->autoneg = (uint32_t)fc_conf.autoneg;
+
+       return 0;
+}
+
+int
+rte_ethtool_set_pauseparam(uint8_t port_id,
+       struct ethtool_pauseparam *pause_param)
+{
+       struct rte_eth_fc_conf fc_conf;
+       int status;
+
+       if (pause_param == NULL)
+               return -EINVAL;
+
+       /*
+        * Read device flow control parameter first since
+        * ethtool set_pauseparam op doesn't have all the information.
+        * as defined in struct rte_eth_fc_conf.
+        * This API requires the device to support both
+        * rte_eth_dev_flow_ctrl_get and rte_eth_dev_flow_ctrl_set, otherwise
+        * return -ENOTSUP
+        */
+       status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
+       if (status)
+               return status;
+
+       fc_conf.autoneg = (uint8_t)pause_param->autoneg;
+
+       if (pause_param->tx_pause) {
+               if (pause_param->rx_pause)
+                       fc_conf.mode = RTE_FC_FULL;
+               else
+                       fc_conf.mode = RTE_FC_TX_PAUSE;
+       } else {
+               if (pause_param->rx_pause)
+                       fc_conf.mode = RTE_FC_RX_PAUSE;
+               else
+                       fc_conf.mode = RTE_FC_NONE;
+       }
+
+       status = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf);
+       if (status)
+               return status;
+
+       return 0;
+}
+
+int
+rte_ethtool_net_open(uint8_t port_id)
+{
+       rte_eth_dev_stop(port_id);
+
+       return rte_eth_dev_start(port_id);
+}
+
+int
+rte_ethtool_net_stop(uint8_t port_id)
+{
+       if (!rte_eth_dev_is_valid_port(port_id))
+               return -ENODEV;
+       rte_eth_dev_stop(port_id);
+
+       return 0;
+}
+
+int
+rte_ethtool_net_get_mac_addr(uint8_t port_id, struct ether_addr *addr)
+{
+       if (!rte_eth_dev_is_valid_port(port_id))
+               return -ENODEV;
+       if (addr == NULL)
+               return -EINVAL;
+       rte_eth_macaddr_get(port_id, addr);
+
+       return 0;
+}
+
+int
+rte_ethtool_net_set_mac_addr(uint8_t port_id, struct ether_addr *addr)
+{
+       if (addr == NULL)
+               return -EINVAL;
+       return rte_eth_dev_default_mac_addr_set(port_id, addr);
+}
+
+int
+rte_ethtool_net_validate_addr(uint8_t port_id __rte_unused,
+       struct ether_addr *addr)
+{
+       if (addr == NULL)
+               return -EINVAL;
+       return is_valid_assigned_ether_addr(addr);
+}
+
+int
+rte_ethtool_net_change_mtu(uint8_t port_id, int mtu)
+{
+       if (mtu < 0 || mtu > UINT16_MAX)
+               return -EINVAL;
+       return rte_eth_dev_set_mtu(port_id, (uint16_t)mtu);
+}
+
+int
+rte_ethtool_net_get_stats64(uint8_t port_id, struct rte_eth_stats *stats)
+{
+       if (stats == NULL)
+               return -EINVAL;
+       return rte_eth_stats_get(port_id, stats);
+}
+
+int
+rte_ethtool_net_vlan_rx_add_vid(uint8_t port_id, uint16_t vid)
+{
+       return rte_eth_dev_vlan_filter(port_id, vid, 1);
+}
+
+int
+rte_ethtool_net_vlan_rx_kill_vid(uint8_t port_id, uint16_t vid)
+{
+       return rte_eth_dev_vlan_filter(port_id, vid, 0);
+}
+
+/*
+ * The set_rx_mode provides driver-specific rx mode setting.
+ * This implementation implements rx mode setting based upon
+ * ixgbe/igb drivers. Further improvement is to provide a
+ * callback op field over struct rte_eth_dev::dev_ops so each
+ * driver can register device-specific implementation
+ */
+int
+rte_ethtool_net_set_rx_mode(uint8_t port_id)
+{
+       uint16_t num_vfs;
+       struct rte_eth_dev_info dev_info;
+       uint16_t vf;
+
+       memset(&dev_info, 0, sizeof(dev_info));
+       rte_eth_dev_info_get(port_id, &dev_info);
+       num_vfs = dev_info.max_vfs;
+
+       /* Set VF vf_rx_mode, VF unsupport status is discard */
+       for (vf = 0; vf < num_vfs; vf++)
+               rte_eth_dev_set_vf_rxmode(port_id, vf,
+                       ETH_VMDQ_ACCEPT_UNTAG, 0);
+
+       /* Enable Rx vlan filter, VF unspport status is discard */
+       rte_eth_dev_set_vlan_offload(port_id, ETH_VLAN_FILTER_MASK);
+
+       return 0;
+}
+
+
+int
+rte_ethtool_get_ringparam(uint8_t port_id,
+       struct ethtool_ringparam *ring_param)
+{
+       struct rte_eth_dev_info dev_info;
+       struct rte_eth_rxq_info rx_qinfo;
+       struct rte_eth_txq_info tx_qinfo;
+       int stat;
+
+       if (ring_param == NULL)
+               return -EINVAL;
+
+       rte_eth_dev_info_get(port_id, &dev_info);
+
+       stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
+       if (stat != 0)
+               return stat;
+
+       stat = rte_eth_tx_queue_info_get(port_id, 0, &tx_qinfo);
+       if (stat != 0)
+               return stat;
+
+       memset(ring_param, 0, sizeof(*ring_param));
+       ring_param->rx_pending = rx_qinfo.nb_desc;
+       ring_param->rx_max_pending = dev_info.rx_desc_lim.nb_max;
+       ring_param->tx_pending = tx_qinfo.nb_desc;
+       ring_param->tx_max_pending = dev_info.tx_desc_lim.nb_max;
+
+       return 0;
+}
+
+
+int
+rte_ethtool_set_ringparam(uint8_t port_id,
+       struct ethtool_ringparam *ring_param)
+{
+       struct rte_eth_rxq_info rx_qinfo;
+       int stat;
+
+       if (ring_param == NULL)
+               return -EINVAL;
+
+       stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
+       if (stat != 0)
+               return stat;
+
+       rte_eth_dev_stop(port_id);
+
+       stat = rte_eth_tx_queue_setup(port_id, 0, ring_param->tx_pending,
+               rte_socket_id(), NULL);
+       if (stat != 0)
+               return stat;
+
+       stat = rte_eth_rx_queue_setup(port_id, 0, ring_param->rx_pending,
+               rte_socket_id(), NULL, rx_qinfo.mp);
+       if (stat != 0)
+               return stat;
+
+       return rte_eth_dev_start(port_id);
+}