From 00d594c3da568647ccbae506da12d3186600b377 Mon Sep 17 00:00:00 2001 From: Kalesh AP Date: Tue, 20 Jan 2015 03:51:44 -0500 Subject: [PATCH] be2net: fix failure case in setting flow control When the FW cmd to set flow control fails, the adapter state must simply reflect the old values. Signed-off-by: Kalesh AP Signed-off-by: Sathya Perla Signed-off-by: David S. Miller --- drivers/net/ethernet/emulex/benet/be_ethtool.c | 14 ++++++++------ drivers/net/ethernet/emulex/benet/be_main.c | 12 +++++++----- 2 files changed, 15 insertions(+), 11 deletions(-) diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c index 32c53bc0e07a..4d2de4700769 100644 --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c @@ -705,15 +705,17 @@ be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) if (ecmd->autoneg != adapter->phy.fc_autoneg) return -EINVAL; - adapter->tx_fc = ecmd->tx_pause; - adapter->rx_fc = ecmd->rx_pause; - status = be_cmd_set_flow_control(adapter, - adapter->tx_fc, adapter->rx_fc); - if (status) + status = be_cmd_set_flow_control(adapter, ecmd->tx_pause, + ecmd->rx_pause); + if (status) { dev_warn(&adapter->pdev->dev, "Pause param set failed\n"); + return be_cmd_status(status); + } - return be_cmd_status(status); + adapter->tx_fc = ecmd->tx_pause; + adapter->rx_fc = ecmd->rx_pause; + return 0; } static int be_set_phys_id(struct net_device *netdev, diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index c40d7efa24c2..f5ac35ccc57e 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -3667,7 +3667,6 @@ int be_update_queues(struct be_adapter *adapter) static int be_setup(struct be_adapter *adapter) { struct device *dev = &adapter->pdev->dev; - u32 tx_fc, rx_fc; int status; be_setup_init(adapter); @@ -3717,11 +3716,14 @@ static int be_setup(struct be_adapter *adapter) be_cmd_get_acpi_wol_cap(adapter); - be_cmd_get_flow_control(adapter, &tx_fc, &rx_fc); + status = be_cmd_set_flow_control(adapter, adapter->tx_fc, + adapter->rx_fc); + if (status) + be_cmd_get_flow_control(adapter, &adapter->tx_fc, + &adapter->rx_fc); - if (rx_fc != adapter->rx_fc || tx_fc != adapter->tx_fc) - be_cmd_set_flow_control(adapter, adapter->tx_fc, - adapter->rx_fc); + dev_info(&adapter->pdev->dev, "HW Flow control - TX:%d RX:%d\n", + adapter->tx_fc, adapter->rx_fc); if (be_physfn(adapter)) be_cmd_set_logical_link_config(adapter, -- 2.20.1