This patch implements the functionality of administrative link up and down in IXGBE PMD.
Signed-off-by: Ouyang Changchun <changchun.ouyang at intel.com> --- lib/librte_pmd_ixgbe/ixgbe_ethdev.c | 58 +++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c index 76f09af..b6ffad0 100644 --- a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c +++ b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c @@ -98,6 +98,8 @@ static int eth_ixgbe_dev_init(struct eth_driver *eth_drv, static int ixgbe_dev_configure(struct rte_eth_dev *dev); static int ixgbe_dev_start(struct rte_eth_dev *dev); static void ixgbe_dev_stop(struct rte_eth_dev *dev); +static int ixgbe_dev_admin_link_up(struct rte_eth_dev *dev); +static int ixgbe_dev_admin_link_down(struct rte_eth_dev *dev); static void ixgbe_dev_close(struct rte_eth_dev *dev); static void ixgbe_dev_promiscuous_enable(struct rte_eth_dev *dev); static void ixgbe_dev_promiscuous_disable(struct rte_eth_dev *dev); @@ -263,6 +265,8 @@ static struct eth_dev_ops ixgbe_eth_dev_ops = { .dev_configure = ixgbe_dev_configure, .dev_start = ixgbe_dev_start, .dev_stop = ixgbe_dev_stop, + .dev_admin_link_up = ixgbe_dev_admin_link_up, + .dev_admin_link_down = ixgbe_dev_admin_link_down, .dev_close = ixgbe_dev_close, .promiscuous_enable = ixgbe_dev_promiscuous_enable, .promiscuous_disable = ixgbe_dev_promiscuous_disable, @@ -1487,6 +1491,60 @@ ixgbe_dev_stop(struct rte_eth_dev *dev) } /* + * Link up device administratively: enable tx laser. + */ +static int +ixgbe_dev_admin_link_up(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + if (hw->mac.type == ixgbe_mac_82599EB) { +#ifdef RTE_NIC_BYPASS + if (hw->device_id == IXGBE_DEV_ID_82599_BYPASS) { + /* Not suported in bypass mode */ + PMD_INIT_LOG(ERR, "\nAdmin link up is not supported by device id 0x%x\n", + hw->device_id); + return -ENOTSUP; + } +#endif + /* Turn on the laser */ + ixgbe_enable_tx_laser(hw); + return 0; + } + + PMD_INIT_LOG(ERR, "\nAdmin link up is not supported by device id 0x%x\n", + hw->device_id); + return -ENOTSUP; +} + +/* + * Link down device administratively: disable tx laser. + */ +static int +ixgbe_dev_admin_link_down(struct rte_eth_dev *dev) +{ + struct ixgbe_hw *hw = + IXGBE_DEV_PRIVATE_TO_HW(dev->data->dev_private); + if (hw->mac.type == ixgbe_mac_82599EB) { +#ifdef RTE_NIC_BYPASS + if (hw->device_id == IXGBE_DEV_ID_82599_BYPASS) { + /* Not suported in bypass mode */ + PMD_INIT_LOG(ERR, "\nAdmin link down is not supported by device id 0x%x\n", + hw->device_id); + return -ENOTSUP; + } +#endif + /* Turn off the laser */ + ixgbe_disable_tx_laser(hw); + return 0; + } + + PMD_INIT_LOG(ERR, "\nAdmin link down is not supported by device id 0x%x\n", + hw->device_id); + return -ENOTSUP; +} + +/* * Reest and stop device. */ static void -- 1.9.0