From 9f1c1dfbe49bfbf44007ef3a18e13e2f7c5ffd70 Mon Sep 17 00:00:00 2001 From: Shijith Thotton Date: Sat, 25 Mar 2017 11:54:49 +0530 Subject: [PATCH] net/liquidio: add APIs to set link up and down Signed-off-by: Shijith Thotton Signed-off-by: Jerin Jacob Signed-off-by: Derek Chickles Signed-off-by: Venkat Koppula Signed-off-by: Srisivasubramanian S Signed-off-by: Mallesham Jatharakonda --- drivers/net/liquidio/lio_ethdev.c | 56 +++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) diff --git a/drivers/net/liquidio/lio_ethdev.c b/drivers/net/liquidio/lio_ethdev.c index ab97977209..ef4d7948d6 100644 --- a/drivers/net/liquidio/lio_ethdev.c +++ b/drivers/net/liquidio/lio_ethdev.c @@ -973,6 +973,60 @@ dev_lsc_handle_error: return ret; } +static int +lio_dev_set_link_up(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (!lio_dev->intf_open) { + lio_dev_info(lio_dev, "Port is stopped, Start the port first\n"); + return 0; + } + + if (lio_dev->linfo.link.s.link_up) { + lio_dev_info(lio_dev, "Link is already UP\n"); + return 0; + } + + if (lio_send_rx_ctrl_cmd(eth_dev, 1)) { + lio_dev_err(lio_dev, "Unable to set Link UP\n"); + return -1; + } + + lio_dev->linfo.link.s.link_up = 1; + eth_dev->data->dev_link.link_status = ETH_LINK_UP; + + return 0; +} + +static int +lio_dev_set_link_down(struct rte_eth_dev *eth_dev) +{ + struct lio_device *lio_dev = LIO_DEV(eth_dev); + + if (!lio_dev->intf_open) { + lio_dev_info(lio_dev, "Port is stopped, Start the port first\n"); + return 0; + } + + if (!lio_dev->linfo.link.s.link_up) { + lio_dev_info(lio_dev, "Link is already DOWN\n"); + return 0; + } + + lio_dev->linfo.link.s.link_up = 0; + eth_dev->data->dev_link.link_status = ETH_LINK_DOWN; + + if (lio_send_rx_ctrl_cmd(eth_dev, 0)) { + lio_dev->linfo.link.s.link_up = 1; + eth_dev->data->dev_link.link_status = ETH_LINK_UP; + lio_dev_err(lio_dev, "Unable to set Link Down\n"); + return -1; + } + + return 0; +} + static int lio_dev_configure(struct rte_eth_dev *eth_dev) { struct lio_device *lio_dev = LIO_DEV(eth_dev); @@ -1144,6 +1198,8 @@ nic_config_fail: static const struct eth_dev_ops liovf_eth_dev_ops = { .dev_configure = lio_dev_configure, .dev_start = lio_dev_start, + .dev_set_link_up = lio_dev_set_link_up, + .dev_set_link_down = lio_dev_set_link_down, .allmulticast_enable = lio_dev_allmulticast_enable, .allmulticast_disable = lio_dev_allmulticast_disable, .link_update = lio_dev_link_update, -- 2.20.1