static void bnxt_get_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *epause)
{
struct bnxt *bp = netdev_priv(dev);
struct bnxt_link_info *link_info = &bp->link_info;
if (BNXT_VF(bp))
return;
epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL);
epause->rx_pause = ((link_info->pause & BNXT_LINK_PAUSE_RX) != 0);
epause->tx_pause = ((link_info->pause & BNXT_LINK_PAUSE_TX) != 0);
}
void bnxt_dev_xstats_reset_op(struct rte_eth_dev *eth_dev)
{
struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
if (bp->flags & BNXT_FLAG_PORT_STATS && !BNXT_NPAR_PF(bp))
bnxt_hwrm_port_clr_stats(bp);
if (BNXT_VF(bp))
RTE_LOG(ERR, PMD, "Operation not supported on a VF device\n");
if (BNXT_NPAR_PF(bp))
RTE_LOG(ERR, PMD, "Operation not supported on a MF device\n");
if (!(bp->flags & BNXT_FLAG_PORT_STATS))
RTE_LOG(ERR, PMD, "Operation not supported\n");
}
static int bnxt_set_pauseparam(struct net_device *dev,
struct ethtool_pauseparam *epause)
{
int rc = 0;
struct bnxt *bp = netdev_priv(dev);
struct bnxt_link_info *link_info = &bp->link_info;
if (BNXT_VF(bp))
return rc;
if (epause->autoneg) {
if (!(link_info->autoneg & BNXT_AUTONEG_SPEED))
return -EINVAL;
link_info->autoneg |= BNXT_AUTONEG_FLOW_CTRL;
link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_BOTH;
} else {
/* when transition from auto pause to force pause,
* force a link change
*/
if (link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL)
link_info->force_link_chng = true;
link_info->autoneg &= ~BNXT_AUTONEG_FLOW_CTRL;
link_info->req_flow_ctrl &= ~BNXT_LINK_PAUSE_BOTH;
}
if (epause->rx_pause)
link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_RX;
else
link_info->req_flow_ctrl &= ~BNXT_LINK_PAUSE_RX;
if (epause->tx_pause)
link_info->req_flow_ctrl |= BNXT_LINK_PAUSE_TX;
else
link_info->req_flow_ctrl &= ~BNXT_LINK_PAUSE_TX;
if (netif_running(dev))
rc = bnxt_hwrm_set_pause(bp);
return rc;
}
static int bnxt_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
{
int rc = 0;
struct bnxt *bp = netdev_priv(dev);
struct bnxt_link_info *link_info = &bp->link_info;
u32 speed, fw_advertising = 0;
bool set_pause = false;
if (BNXT_VF(bp))
return rc;
if (cmd->autoneg == AUTONEG_ENABLE) {
if (link_info->media_type != PORT_PHY_QCFG_RESP_MEDIA_TYPE_TP) {
netdev_err(dev, "Media type doesn't support autoneg\n");
rc = -EINVAL;
goto set_setting_exit;
}
if (cmd->advertising & ~(BNXT_ALL_COPPER_ETHTOOL_SPEED |
ADVERTISED_Autoneg |
ADVERTISED_TP |
ADVERTISED_Pause |
ADVERTISED_Asym_Pause)) {
netdev_err(dev, "Unsupported advertising mask (adv: 0x%x)\n",
cmd->advertising);
rc = -EINVAL;
goto set_setting_exit;
}
fw_advertising = bnxt_get_fw_auto_link_speeds(cmd->advertising);
if (fw_advertising & ~link_info->support_speeds) {
netdev_err(dev, "Advertising parameters are not supported! (adv: 0x%x)\n",
cmd->advertising);
rc = -EINVAL;
goto set_setting_exit;
}
link_info->autoneg |= BNXT_AUTONEG_SPEED;
if (!fw_advertising)
link_info->advertising = link_info->support_speeds;
else
link_info->advertising = fw_advertising;
/* any change to autoneg will cause link change, therefore the
* driver should put back the original pause setting in autoneg
*/
set_pause = true;
} else {
/* TODO: currently don't support half duplex */
if (cmd->duplex == DUPLEX_HALF) {
netdev_err(dev, "HALF DUPLEX is not supported!\n");
rc = -EINVAL;
goto set_setting_exit;
}
/* If received a request for an unknown duplex, assume full*/
if (cmd->duplex == DUPLEX_UNKNOWN)
cmd->duplex = DUPLEX_FULL;
speed = ethtool_cmd_speed(cmd);
link_info->req_link_speed = bnxt_get_fw_speed(dev, speed);
link_info->req_duplex = BNXT_LINK_DUPLEX_FULL;
link_info->autoneg &= ~BNXT_AUTONEG_SPEED;
link_info->advertising = 0;
}
if (netif_running(dev))
rc = bnxt_hwrm_set_link_setting(bp, set_pause);
set_setting_exit:
return rc;
}
