diff options
| author | Tom Lendacky <thomas.lendacky@amd.com> | 2018-05-23 11:39:13 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-05-23 16:33:00 -0400 |
| commit | 01b5277fc9984d9fb9156afa0b1be70b3b475825 (patch) | |
| tree | da67a73d44c2de2a123222e88e9be9ec5b96ddfa /drivers/net/ethernet/amd/xgbe/xgbe-drv.c | |
| parent | 2244753409f5bc3e2eae4e2ec6f4ced239993f33 (diff) | |
amd-xgbe: Add ethtool show/set channels support
Add ethtool support to show and set the device channel configuration.
Changing the channel configuration will result in a device restart.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amd/xgbe/xgbe-drv.c')
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-drv.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 397e3a0e1d67..24f1053b8785 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -1329,6 +1329,17 @@ static int xgbe_alloc_memory(struct xgbe_prv_data *pdata) struct net_device *netdev = pdata->netdev; int ret; + if (pdata->new_tx_ring_count) { + pdata->tx_ring_count = pdata->new_tx_ring_count; + pdata->tx_q_count = pdata->tx_ring_count; + pdata->new_tx_ring_count = 0; + } + + if (pdata->new_rx_ring_count) { + pdata->rx_ring_count = pdata->new_rx_ring_count; + pdata->new_rx_ring_count = 0; + } + /* Calculate the Rx buffer size before allocating rings */ pdata->rx_buf_size = xgbe_calc_rx_buf_size(netdev, netdev->mtu); @@ -1482,6 +1493,20 @@ static void xgbe_stopdev(struct work_struct *work) netdev_alert(pdata->netdev, "device stopped\n"); } +void xgbe_full_restart_dev(struct xgbe_prv_data *pdata) +{ + /* If not running, "restart" will happen on open */ + if (!netif_running(pdata->netdev)) + return; + + xgbe_stop(pdata); + + xgbe_free_memory(pdata); + xgbe_alloc_memory(pdata); + + xgbe_start(pdata); +} + void xgbe_restart_dev(struct xgbe_prv_data *pdata) { /* If not running, "restart" will happen on open */ |