Currently there was no way to recover all the supported speeds of a certain
ether device.

This commit adds a speed capability bitmap to rte_eth_dev_info struct, to be
filled by PMDs. It also renames ETH_LINK_SPEED_XXX to ETH_SPEED, in order to
unify speed capabilities and link speeds. It also adds missing speeds to
ETH_SPEED.

The field speed in the struct rte_eth_link is now a bitmap and therefore is
renamed to speeds. This allows to specify a list of speeds to be announced
during autonegociation, as suggested by M. Brorup. Driver do not support yet
this capabilities.

Signed-off-by: Marc Sune <marcdevel at gmail.com>
---
 app/test-pmd/cmdline.c                    | 32 +++++++++++------------
 app/test/virtual_pmd.c                    |  2 +-
 drivers/net/bonding/rte_eth_bond_8023ad.c | 14 +++++------
 drivers/net/e1000/em_ethdev.c             | 14 +++++------
 drivers/net/e1000/igb_ethdev.c            | 14 +++++------
 drivers/net/i40e/i40e_ethdev.c            | 28 ++++++++++-----------
 drivers/net/i40e/i40e_ethdev_vf.c         |  2 +-
 drivers/net/ixgbe/ixgbe_ethdev.c          | 22 ++++++++--------
 drivers/net/vmxnet3/vmxnet3_ethdev.c      |  2 +-
 lib/librte_ether/rte_ethdev.h             | 42 ++++++++++++++++++++++---------
 10 files changed, 95 insertions(+), 77 deletions(-)

diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 8142910..8e131c7 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -898,7 +898,7 @@ cmd_config_speed_all_parsed(void *parsed_result,
                        __attribute__((unused)) void *data)
 {
        struct cmd_config_speed_all *res = parsed_result;
-       uint16_t link_speed = ETH_LINK_SPEED_AUTONEG;
+       uint16_t link_speed = ETH_SPEED_AUTONEG;
        uint16_t link_duplex = 0;
        portid_t pid;

@@ -908,17 +908,17 @@ cmd_config_speed_all_parsed(void *parsed_result,
        }

        if (!strcmp(res->value1, "10"))
-               link_speed = ETH_LINK_SPEED_10;
+               link_speed = ETH_SPEED_10M;
        else if (!strcmp(res->value1, "100"))
-               link_speed = ETH_LINK_SPEED_100;
+               link_speed = ETH_SPEED_100M;
        else if (!strcmp(res->value1, "1000"))
-               link_speed = ETH_LINK_SPEED_1000;
+               link_speed = ETH_SPEED_1G;
        else if (!strcmp(res->value1, "10000"))
-               link_speed = ETH_LINK_SPEED_10G;
+               link_speed = ETH_SPEED_10G;
        else if (!strcmp(res->value1, "40000"))
-               link_speed = ETH_LINK_SPEED_40G;
+               link_speed = ETH_SPEED_40G;
        else if (!strcmp(res->value1, "auto"))
-               link_speed = ETH_LINK_SPEED_AUTONEG;
+               link_speed = ETH_SPEED_AUTONEG;
        else {
                printf("Unknown parameter\n");
                return;
@@ -936,7 +936,7 @@ cmd_config_speed_all_parsed(void *parsed_result,
        }

        FOREACH_PORT(pid, ports) {
-               ports[pid].dev_conf.link_speed = link_speed;
+               ports[pid].dev_conf.link_speeds = link_speed;
                ports[pid].dev_conf.link_duplex = link_duplex;
        }

@@ -995,7 +995,7 @@ cmd_config_speed_specific_parsed(void *parsed_result,
                                __attribute__((unused)) void *data)
 {
        struct cmd_config_speed_specific *res = parsed_result;
-       uint16_t link_speed = ETH_LINK_SPEED_AUTONEG;
+       uint16_t link_speed = ETH_SPEED_AUTONEG;
        uint16_t link_duplex = 0;

        if (!all_ports_stopped()) {
@@ -1007,17 +1007,17 @@ cmd_config_speed_specific_parsed(void *parsed_result,
                return;

        if (!strcmp(res->value1, "10"))
-               link_speed = ETH_LINK_SPEED_10;
+               link_speed = ETH_SPEED_10M;
        else if (!strcmp(res->value1, "100"))
-               link_speed = ETH_LINK_SPEED_100;
+               link_speed = ETH_SPEED_100M;
        else if (!strcmp(res->value1, "1000"))
-               link_speed = ETH_LINK_SPEED_1000;
+               link_speed = ETH_SPEED_1G;
        else if (!strcmp(res->value1, "10000"))
-               link_speed = ETH_LINK_SPEED_10000;
+               link_speed = ETH_SPEED_10G;
        else if (!strcmp(res->value1, "40000"))
-               link_speed = ETH_LINK_SPEED_40G;
+               link_speed = ETH_SPEED_40G;
        else if (!strcmp(res->value1, "auto"))
-               link_speed = ETH_LINK_SPEED_AUTONEG;
+               link_speed = ETH_SPEED_AUTONEG;
        else {
                printf("Unknown parameter\n");
                return;
@@ -1034,7 +1034,7 @@ cmd_config_speed_specific_parsed(void *parsed_result,
                return;
        }

-       ports[res->id].dev_conf.link_speed = link_speed;
+       ports[res->id].dev_conf.link_speeds = link_speed;
        ports[res->id].dev_conf.link_duplex = link_duplex;

        cmd_reconfig_device_queue(RTE_PORT_ALL, 1, 1);
diff --git a/app/test/virtual_pmd.c b/app/test/virtual_pmd.c
index a538c8a..2167807 100644
--- a/app/test/virtual_pmd.c
+++ b/app/test/virtual_pmd.c
@@ -604,7 +604,7 @@ virtual_ethdev_create(const char *name, struct ether_addr 
*mac_addr,
        TAILQ_INIT(&(eth_dev->link_intr_cbs));

        eth_dev->data->dev_link.link_status = 0;
-       eth_dev->data->dev_link.link_speed = ETH_LINK_SPEED_10000;
+       eth_dev->data->dev_link.link_speed = ETH_SPEED_10G;
        eth_dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;

        eth_dev->data->mac_addrs = rte_zmalloc(name, ETHER_ADDR_LEN, 0);
diff --git a/drivers/net/bonding/rte_eth_bond_8023ad.c 
b/drivers/net/bonding/rte_eth_bond_8023ad.c
index 97a828e..202d811 100644
--- a/drivers/net/bonding/rte_eth_bond_8023ad.c
+++ b/drivers/net/bonding/rte_eth_bond_8023ad.c
@@ -708,25 +708,25 @@ link_speed_key(uint16_t speed) {
        uint16_t key_speed;

        switch (speed) {
-       case ETH_LINK_SPEED_AUTONEG:
+       case ETH_SPEED_AUTONEG:
                key_speed = 0x00;
                break;
-       case ETH_LINK_SPEED_10:
+       case ETH_SPEED_10M:
                key_speed = BOND_LINK_SPEED_KEY_10M;
                break;
-       case ETH_LINK_SPEED_100:
+       case ETH_SPEED_100M:
                key_speed = BOND_LINK_SPEED_KEY_100M;
                break;
-       case ETH_LINK_SPEED_1000:
+       case ETH_SPEED_1G:
                key_speed = BOND_LINK_SPEED_KEY_1000M;
                break;
-       case ETH_LINK_SPEED_10G:
+       case ETH_SPEED_10G:
                key_speed = BOND_LINK_SPEED_KEY_10G;
                break;
-       case ETH_LINK_SPEED_20G:
+       case ETH_SPEED_20G:
                key_speed = BOND_LINK_SPEED_KEY_20G;
                break;
-       case ETH_LINK_SPEED_40G:
+       case ETH_SPEED_40G:
                key_speed = BOND_LINK_SPEED_KEY_40G;
                break;
        default:
diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c
index a306c55..5ca1830 100644
--- a/drivers/net/e1000/em_ethdev.c
+++ b/drivers/net/e1000/em_ethdev.c
@@ -508,8 +508,8 @@ eth_em_start(struct rte_eth_dev *dev)
        E1000_WRITE_REG(hw, E1000_ITR, UINT16_MAX);

        /* Setup link speed and duplex */
-       switch (dev->data->dev_conf.link_speed) {
-       case ETH_LINK_SPEED_AUTONEG:
+       switch (dev->data->dev_conf.link_speeds) {
+       case ETH_SPEED_AUTONEG:
                if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
                        hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX;
                else if (dev->data->dev_conf.link_duplex ==
@@ -521,7 +521,7 @@ eth_em_start(struct rte_eth_dev *dev)
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_10:
+       case ETH_SPEED_10M:
                if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
                        hw->phy.autoneg_advertised = E1000_ALL_10_SPEED;
                else if (dev->data->dev_conf.link_duplex ==
@@ -533,7 +533,7 @@ eth_em_start(struct rte_eth_dev *dev)
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_100:
+       case ETH_SPEED_100M:
                if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
                        hw->phy.autoneg_advertised = E1000_ALL_100_SPEED;
                else if (dev->data->dev_conf.link_duplex ==
@@ -545,7 +545,7 @@ eth_em_start(struct rte_eth_dev *dev)
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_1000:
+       case ETH_SPEED_1G:
                if ((dev->data->dev_conf.link_duplex ==
                                ETH_LINK_AUTONEG_DUPLEX) ||
                        (dev->data->dev_conf.link_duplex ==
@@ -554,7 +554,7 @@ eth_em_start(struct rte_eth_dev *dev)
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_10000:
+       case ETH_SPEED_10G:
        default:
                goto error_invalid_config;
        }
@@ -576,7 +576,7 @@ eth_em_start(struct rte_eth_dev *dev)

 error_invalid_config:
        PMD_INIT_LOG(ERR, "Invalid link_speed/link_duplex (%u/%u) for port %u",
-                    dev->data->dev_conf.link_speed,
+                    dev->data->dev_conf.link_speeds,
                     dev->data->dev_conf.link_duplex, dev->data->port_id);
        em_dev_clear_queues(dev);
        return (-EINVAL);
diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index 24c7510..7c5e952 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -857,8 +857,8 @@ eth_igb_start(struct rte_eth_dev *dev)
        }

        /* Setup link speed and duplex */
-       switch (dev->data->dev_conf.link_speed) {
-       case ETH_LINK_SPEED_AUTONEG:
+       switch (dev->data->dev_conf.link_speeds) {
+       case ETH_SPEED_AUTONEG:
                if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
                        hw->phy.autoneg_advertised = E1000_ALL_SPEED_DUPLEX;
                else if (dev->data->dev_conf.link_duplex == 
ETH_LINK_HALF_DUPLEX)
@@ -868,7 +868,7 @@ eth_igb_start(struct rte_eth_dev *dev)
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_10:
+       case ETH_SPEED_10M:
                if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
                        hw->phy.autoneg_advertised = E1000_ALL_10_SPEED;
                else if (dev->data->dev_conf.link_duplex == 
ETH_LINK_HALF_DUPLEX)
@@ -878,7 +878,7 @@ eth_igb_start(struct rte_eth_dev *dev)
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_100:
+       case ETH_SPEED_100M:
                if (dev->data->dev_conf.link_duplex == ETH_LINK_AUTONEG_DUPLEX)
                        hw->phy.autoneg_advertised = E1000_ALL_100_SPEED;
                else if (dev->data->dev_conf.link_duplex == 
ETH_LINK_HALF_DUPLEX)
@@ -888,14 +888,14 @@ eth_igb_start(struct rte_eth_dev *dev)
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_1000:
+       case ETH_SPEED_1G:
                if ((dev->data->dev_conf.link_duplex == 
ETH_LINK_AUTONEG_DUPLEX) ||
                                (dev->data->dev_conf.link_duplex == 
ETH_LINK_FULL_DUPLEX))
                        hw->phy.autoneg_advertised = ADVERTISE_1000_FULL;
                else
                        goto error_invalid_config;
                break;
-       case ETH_LINK_SPEED_10000:
+       case ETH_SPEED_10G:
        default:
                goto error_invalid_config;
        }
@@ -914,7 +914,7 @@ eth_igb_start(struct rte_eth_dev *dev)

 error_invalid_config:
        PMD_INIT_LOG(ERR, "Invalid link_speed/link_duplex (%u/%u) for port %u",
-                    dev->data->dev_conf.link_speed,
+                    dev->data->dev_conf.link_speeds,
                     dev->data->dev_conf.link_duplex, dev->data->port_id);
        igb_dev_clear_queues(dev);
        return (-EINVAL);
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 2ada502..056b081 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -756,19 +756,19 @@ i40e_parse_link_speed(uint16_t eth_link_speed)
        uint8_t link_speed = I40E_LINK_SPEED_UNKNOWN;

        switch (eth_link_speed) {
-       case ETH_LINK_SPEED_40G:
+       case ETH_SPEED_40G:
                link_speed = I40E_LINK_SPEED_40GB;
                break;
-       case ETH_LINK_SPEED_20G:
+       case ETH_SPEED_20G:
                link_speed = I40E_LINK_SPEED_20GB;
                break;
-       case ETH_LINK_SPEED_10G:
+       case ETH_SPEED_10G:
                link_speed = I40E_LINK_SPEED_10GB;
                break;
-       case ETH_LINK_SPEED_1000:
+       case ETH_SPEED_1G:
                link_speed = I40E_LINK_SPEED_1GB;
                break;
-       case ETH_LINK_SPEED_100:
+       case ETH_SPEED_100M:
                link_speed = I40E_LINK_SPEED_100MB;
                break;
        }
@@ -840,9 +840,9 @@ i40e_apply_link_speed(struct rte_eth_dev *dev)
        struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
        struct rte_eth_conf *conf = &dev->data->dev_conf;

-       speed = i40e_parse_link_speed(conf->link_speed);
+       speed = i40e_parse_link_speed(conf->link_speeds);
        abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
-       if (conf->link_speed == ETH_LINK_SPEED_AUTONEG)
+       if (conf->link_speeds == ETH_SPEED_AUTONEG)
                abilities |= I40E_AQ_PHY_AN_ENABLED;
        else
                abilities |= I40E_AQ_PHY_LINK_ENABLED;
@@ -1104,7 +1104,7 @@ i40e_dev_link_update(struct rte_eth_dev *dev,
                /* Get link status information from hardware */
                status = i40e_aq_get_link_info(hw, false, &link_status, NULL);
                if (status != I40E_SUCCESS) {
-                       link.link_speed = ETH_LINK_SPEED_100;
+                       link.link_speed = ETH_SPEED_100M;
                        link.link_duplex = ETH_LINK_FULL_DUPLEX;
                        PMD_DRV_LOG(ERR, "Failed to get link info");
                        goto out;
@@ -1126,22 +1126,22 @@ i40e_dev_link_update(struct rte_eth_dev *dev,
        /* Parse the link status */
        switch (link_status.link_speed) {
        case I40E_LINK_SPEED_100MB:
-               link.link_speed = ETH_LINK_SPEED_100;
+               link.link_speed = ETH_SPEED_100M;
                break;
        case I40E_LINK_SPEED_1GB:
-               link.link_speed = ETH_LINK_SPEED_1000;
+               link.link_speed = ETH_SPEED_1G;
                break;
        case I40E_LINK_SPEED_10GB:
-               link.link_speed = ETH_LINK_SPEED_10G;
+               link.link_speed = ETH_SPEED_10G;
                break;
        case I40E_LINK_SPEED_20GB:
-               link.link_speed = ETH_LINK_SPEED_20G;
+               link.link_speed = ETH_SPEED_20G;
                break;
        case I40E_LINK_SPEED_40GB:
-               link.link_speed = ETH_LINK_SPEED_40G;
+               link.link_speed = ETH_SPEED_40G;
                break;
        default:
-               link.link_speed = ETH_LINK_SPEED_100;
+               link.link_speed = ETH_SPEED_100M;
                break;
        }

diff --git a/drivers/net/i40e/i40e_ethdev_vf.c 
b/drivers/net/i40e/i40e_ethdev_vf.c
index f7332e7..013e358 100644
--- a/drivers/net/i40e/i40e_ethdev_vf.c
+++ b/drivers/net/i40e/i40e_ethdev_vf.c
@@ -1592,7 +1592,7 @@ i40evf_dev_link_update(struct rte_eth_dev *dev,
        else {
                /* Always assume it's up, for Linux driver PF host */
                new_link.link_duplex = ETH_LINK_AUTONEG_DUPLEX;
-               new_link.link_speed  = ETH_LINK_SPEED_10000;
+               new_link.link_speed  = ETH_SPEED_10G;
                new_link.link_status = 1;
        }
        i40evf_dev_atomic_write_link_status(dev, &new_link);
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 7414a2e..b2fcffc 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -1534,28 +1534,28 @@ ixgbe_dev_start(struct rte_eth_dev *dev)
        if (err)
                goto error;

-       switch(dev->data->dev_conf.link_speed) {
-       case ETH_LINK_SPEED_AUTONEG:
+       switch(dev->data->dev_conf.link_speeds) {
+       case ETH_SPEED_AUTONEG:
                speed = (hw->mac.type != ixgbe_mac_82598EB) ?
                                IXGBE_LINK_SPEED_82599_AUTONEG :
                                IXGBE_LINK_SPEED_82598_AUTONEG;
                break;
-       case ETH_LINK_SPEED_100:
+       case ETH_SPEED_100M:
                /*
                 * Invalid for 82598 but error will be detected by
                 * ixgbe_setup_link()
                 */
                speed = IXGBE_LINK_SPEED_100_FULL;
                break;
-       case ETH_LINK_SPEED_1000:
+       case ETH_SPEED_1G:
                speed = IXGBE_LINK_SPEED_1GB_FULL;
                break;
-       case ETH_LINK_SPEED_10000:
+       case ETH_SPEED_10G:
                speed = IXGBE_LINK_SPEED_10GB_FULL;
                break;
        default:
                PMD_INIT_LOG(ERR, "Invalid link_speed (%hu) for port %hhu",
-                            dev->data->dev_conf.link_speed,
+                            dev->data->dev_conf.link_speeds,
                             dev->data->port_id);
                goto error;
        }
@@ -2134,7 +2134,7 @@ ixgbe_dev_link_update(struct rte_eth_dev *dev, int 
wait_to_complete)
        else
                diag = ixgbe_check_link(hw, &link_speed, &link_up, 1);
        if (diag != 0) {
-               link.link_speed = ETH_LINK_SPEED_100;
+               link.link_speed = ETH_SPEED_100M;
                link.link_duplex = ETH_LINK_HALF_DUPLEX;
                rte_ixgbe_dev_atomic_write_link_status(dev, &link);
                if (link.link_status == old.link_status)
@@ -2161,19 +2161,19 @@ ixgbe_dev_link_update(struct rte_eth_dev *dev, int 
wait_to_complete)
        default:
        case IXGBE_LINK_SPEED_UNKNOWN:
                link.link_duplex = ETH_LINK_HALF_DUPLEX;
-               link.link_speed = ETH_LINK_SPEED_100;
+               link.link_speed = ETH_SPEED_100M;
                break;

        case IXGBE_LINK_SPEED_100_FULL:
-               link.link_speed = ETH_LINK_SPEED_100;
+               link.link_speed = ETH_SPEED_100M;
                break;

        case IXGBE_LINK_SPEED_1GB_FULL:
-               link.link_speed = ETH_LINK_SPEED_1000;
+               link.link_speed = ETH_SPEED_1G;
                break;

        case IXGBE_LINK_SPEED_10GB_FULL:
-               link.link_speed = ETH_LINK_SPEED_10000;
+               link.link_speed = ETH_SPEED_10G;
                break;
        }
        rte_ixgbe_dev_atomic_write_link_status(dev, &link);
diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c 
b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index 59e3122..15af283 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -664,7 +664,7 @@ vmxnet3_dev_link_update(struct rte_eth_dev *dev, 
__attribute__((unused)) int wai
        if (ret & 0x1) {
                link.link_status = 1;
                link.link_duplex = ETH_LINK_FULL_DUPLEX;
-               link.link_speed = ETH_LINK_SPEED_10000;
+               link.link_speed = ETH_SPEED_10G;

                rte_vmxnet3_dev_atomic_write_link_status(dev, &link);

diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
index 04c192d..39ba789 100644
--- a/lib/librte_ether/rte_ethdev.h
+++ b/lib/librte_ether/rte_ethdev.h
@@ -227,23 +227,37 @@ struct rte_eth_stats {
 };

 /**
+ * Device supported speeds
+ */
+#define ETH_SPEED_AUTONEG      (0 << 0)  /*< Autonegociate speed  */
+#define ETH_SPEED_UNKNOWN      (0 << 0)  /*< No phy media  */
+#define ETH_SPEED_10M_HD       (1 << 0)  /*< 10 Mbps half-duplex */
+#define ETH_SPEED_10M          (1 << 1)  /*< 10 Mbps full-duplex */
+#define ETH_SPEED_100M_HD      (1 << 2)  /*< 100 Mbps half-duplex */
+#define ETH_SPEED_100M         (1 << 3)  /*< 100 Mbps full-duplex */
+#define ETH_SPEED_1G           (1 << 4)  /*< 1 Gbps */
+#define ETH_SPEED_2_5G         (1 << 5)  /*< 2.5 Gbps */
+#define ETH_SPEED_5G           (1 << 6)  /*< 5 Gbps */
+#define ETH_SPEED_10G          (1 << 7)  /*< 10 Mbps */
+#define ETH_SPEED_20G          (1 << 8)  /*< 20 Gbps */
+#define ETH_SPEED_25G          (1 << 9)  /*< 25 Gbps */
+#define ETH_SPEED_40G          (1 << 10)  /*< 40 Gbps */
+#define ETH_SPEED_50G          (1 << 11)  /*< 50 Gbps */
+#define ETH_SPEED_56G          (1 << 12)  /*< 56 Gbps */
+#define ETH_SPEED_100G         (1 << 13)  /*< 100 Gbps */
+
+/**
  * A structure used to retrieve link-level information of an Ethernet port.
  */
 struct rte_eth_link {
-       uint16_t link_speed;      /**< ETH_LINK_SPEED_[10, 100, 1000, 10000] */
+       uint16_t link_speed;      /**< ETH_SPEED_ bitmap (announce speeds) */
        uint16_t link_duplex;     /**< ETH_LINK_[HALF_DUPLEX, FULL_DUPLEX] */
        uint8_t  link_status : 1; /**< 1 -> link up, 0 -> link down */
 }__attribute__((aligned(8)));     /**< aligned for atomic64 read/write */

-#define ETH_LINK_SPEED_AUTONEG  0       /**< Auto-negotiate link speed. */
-#define ETH_LINK_SPEED_10       10      /**< 10 megabits/second. */
-#define ETH_LINK_SPEED_100      100     /**< 100 megabits/second. */
-#define ETH_LINK_SPEED_1000     1000    /**< 1 gigabits/second. */
-#define ETH_LINK_SPEED_10000    10000   /**< 10 gigabits/second. */
-#define ETH_LINK_SPEED_10G      10000   /**< alias of 10 gigabits/second. */
-#define ETH_LINK_SPEED_20G      20000   /**< 20 gigabits/second. */
-#define ETH_LINK_SPEED_40G      40000   /**< 40 gigabits/second. */
-
+/**
+ * Device link status
+ */
 #define ETH_LINK_AUTONEG_DUPLEX 0       /**< Auto-negotiate duplex. */
 #define ETH_LINK_HALF_DUPLEX    1       /**< Half-duplex connection. */
 #define ETH_LINK_FULL_DUPLEX    2       /**< Full-duplex connection. */
@@ -838,8 +852,8 @@ struct rte_intr_conf {
  * configuration settings may be needed.
  */
 struct rte_eth_conf {
-       uint16_t link_speed;
-       /**< ETH_LINK_SPEED_10[0|00|000], or 0 for autonegotation */
+       uint16_t link_speeds;
+       /**< bitmap of ETH_SPEED_XXX to be announced or 0 for autonegotation */
        uint16_t link_duplex;
        /**< ETH_LINK_[HALF_DUPLEX|FULL_DUPLEX], or 0 for autonegotation */
        struct rte_eth_rxmode rxmode; /**< Port RX configuration. */
@@ -900,6 +914,9 @@ struct rte_eth_conf {
 #define DEV_TX_OFFLOAD_UDP_TSO     0x00000040
 #define DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM 0x00000080 /**< Used for tunneling 
packet. */

+/**
+ * Ethernet device information
+ */
 struct rte_eth_dev_info {
        struct rte_pci_device *pci_dev; /**< Device PCI information. */
        const char *driver_name; /**< Device Driver name. */
@@ -925,6 +942,7 @@ struct rte_eth_dev_info {
        uint16_t vmdq_queue_base; /**< First queue ID for VMDQ pools. */
        uint16_t vmdq_queue_num;  /**< Queue number for VMDQ pools. */
        uint16_t vmdq_pool_base;  /**< First ID of VMDQ pools. */
+       uint32_t speed_capa;  /**< Supported speeds bitmap (ETH_SPEED_XXX). */
 };

 /** Maximum name length for extended statistics counters */
-- 
2.1.4

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