diff options
Diffstat (limited to 'drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c b/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c new file mode 100644 index 000000000000..662f28bdde8a --- /dev/null +++ b/drivers/net/ethernet/wangxun/ngbe/ngbe_ethtool.c @@ -0,0 +1,155 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2015 - 2023 Beijing WangXun Technology Co., Ltd. */ + +#include <linux/pci.h> +#include <linux/phy.h> +#include <linux/netdevice.h> + +#include "../libwx/wx_ethtool.h" +#include "../libwx/wx_type.h" +#include "../libwx/wx_lib.h" +#include "../libwx/wx_hw.h" +#include "ngbe_ethtool.h" +#include "ngbe_type.h" + +static void ngbe_get_wol(struct net_device *netdev, + struct ethtool_wolinfo *wol) +{ + struct wx *wx = netdev_priv(netdev); + + if (!wx->wol_hw_supported) + return; + wol->supported = WAKE_MAGIC; + wol->wolopts = 0; + if (wx->wol & WX_PSR_WKUP_CTL_MAG) + wol->wolopts |= WAKE_MAGIC; +} + +static int ngbe_set_wol(struct net_device *netdev, + struct ethtool_wolinfo *wol) +{ + struct wx *wx = netdev_priv(netdev); + struct pci_dev *pdev = wx->pdev; + + if (!wx->wol_hw_supported) + return -EOPNOTSUPP; + + wx->wol = 0; + if (wol->wolopts & WAKE_MAGIC) + wx->wol = WX_PSR_WKUP_CTL_MAG; + netdev->ethtool->wol_enabled = !!(wx->wol); + wr32(wx, WX_PSR_WKUP_CTL, wx->wol); + device_set_wakeup_enable(&pdev->dev, netdev->ethtool->wol_enabled); + + return 0; +} + +static int ngbe_set_ringparam(struct net_device *netdev, + struct ethtool_ringparam *ring, + struct kernel_ethtool_ringparam *kernel_ring, + struct netlink_ext_ack *extack) +{ + struct wx *wx = netdev_priv(netdev); + u32 new_rx_count, new_tx_count; + struct wx_ring *temp_ring; + int i, err = 0; + + new_tx_count = clamp_t(u32, ring->tx_pending, WX_MIN_TXD, WX_MAX_TXD); + new_tx_count = ALIGN(new_tx_count, WX_REQ_TX_DESCRIPTOR_MULTIPLE); + + new_rx_count = clamp_t(u32, ring->rx_pending, WX_MIN_RXD, WX_MAX_RXD); + new_rx_count = ALIGN(new_rx_count, WX_REQ_RX_DESCRIPTOR_MULTIPLE); + + if (new_tx_count == wx->tx_ring_count && + new_rx_count == wx->rx_ring_count) + return 0; + + err = wx_set_state_reset(wx); + if (err) + return err; + + if (!netif_running(wx->netdev)) { + for (i = 0; i < wx->num_tx_queues; i++) + wx->tx_ring[i]->count = new_tx_count; + for (i = 0; i < wx->num_rx_queues; i++) + wx->rx_ring[i]->count = new_rx_count; + wx->tx_ring_count = new_tx_count; + wx->rx_ring_count = new_rx_count; + + goto clear_reset; + } + + /* allocate temporary buffer to store rings in */ + i = max_t(int, wx->num_tx_queues, wx->num_rx_queues); + temp_ring = kvmalloc_array(i, sizeof(struct wx_ring), GFP_KERNEL); + if (!temp_ring) { + err = -ENOMEM; + goto clear_reset; + } + + ngbe_down(wx); + + wx_set_ring(wx, new_tx_count, new_rx_count, temp_ring); + kvfree(temp_ring); + + wx_configure(wx); + ngbe_up(wx); + +clear_reset: + clear_bit(WX_STATE_RESETTING, wx->state); + return err; +} + +static int ngbe_set_channels(struct net_device *dev, + struct ethtool_channels *ch) +{ + int err; + + err = wx_set_channels(dev, ch); + if (err < 0) + return err; + + /* use setup TC to update any traffic class queue mapping */ + return ngbe_setup_tc(dev, netdev_get_num_tc(dev)); +} + +static const struct ethtool_ops ngbe_ethtool_ops = { + .supported_coalesce_params = ETHTOOL_COALESCE_USECS | + ETHTOOL_COALESCE_TX_MAX_FRAMES_IRQ | + ETHTOOL_COALESCE_USE_ADAPTIVE, + .get_drvinfo = wx_get_drvinfo, + .get_link = ethtool_op_get_link, + .get_link_ksettings = wx_get_link_ksettings, + .set_link_ksettings = wx_set_link_ksettings, + .nway_reset = wx_nway_reset, + .get_wol = ngbe_get_wol, + .set_wol = ngbe_set_wol, + .get_sset_count = wx_get_sset_count, + .get_strings = wx_get_strings, + .get_ethtool_stats = wx_get_ethtool_stats, + .get_eth_mac_stats = wx_get_mac_stats, + .get_pause_stats = wx_get_pause_stats, + .get_pauseparam = wx_get_pauseparam, + .set_pauseparam = wx_set_pauseparam, + .get_ringparam = wx_get_ringparam, + .set_ringparam = ngbe_set_ringparam, + .get_coalesce = wx_get_coalesce, + .set_coalesce = wx_set_coalesce, + .get_channels = wx_get_channels, + .set_channels = ngbe_set_channels, + .get_rxfh_fields = wx_get_rxfh_fields, + .set_rxfh_fields = wx_set_rxfh_fields, + .get_rxfh_indir_size = wx_rss_indir_size, + .get_rxfh_key_size = wx_get_rxfh_key_size, + .get_rxfh = wx_get_rxfh, + .set_rxfh = wx_set_rxfh, + .get_msglevel = wx_get_msglevel, + .set_msglevel = wx_set_msglevel, + .get_ts_info = wx_get_ts_info, + .get_ts_stats = wx_get_ptp_stats, +}; + +void ngbe_set_ethtool_ops(struct net_device *netdev) +{ + netdev->ethtool_ops = &ngbe_ethtool_ops; +} |