diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/intel/i40e/i40e_ethtool.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index 7500902a612d..c4ab3c1ae02a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -2116,6 +2116,7 @@ static int __i40e_set_coalesce(struct net_device *netdev, struct i40e_netdev_priv *np = netdev_priv(netdev); struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; + u16 intrl_reg; int i; if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq) @@ -2127,8 +2128,9 @@ static int __i40e_set_coalesce(struct net_device *netdev, return -EINVAL; } - if (ec->rx_coalesce_usecs_high >= INTRL_REG_TO_USEC(I40E_MAX_INTRL)) { - netif_info(pf, drv, netdev, "Invalid value, rx-usecs-high range is 0-235\n"); + if (ec->rx_coalesce_usecs_high > INTRL_REG_TO_USEC(I40E_MAX_INTRL)) { + netif_info(pf, drv, netdev, "Invalid value, rx-usecs-high range is 0-%lu\n", + INTRL_REG_TO_USEC(I40E_MAX_INTRL)); return -EINVAL; } @@ -2141,7 +2143,12 @@ static int __i40e_set_coalesce(struct net_device *netdev, return -EINVAL; } - vsi->int_rate_limit = ec->rx_coalesce_usecs_high; + intrl_reg = i40e_intrl_usec_to_reg(ec->rx_coalesce_usecs_high); + vsi->int_rate_limit = INTRL_REG_TO_USEC(intrl_reg); + if (vsi->int_rate_limit != ec->rx_coalesce_usecs_high) { + netif_info(pf, drv, netdev, "Interrupt rate limit rounded down to %d\n", + vsi->int_rate_limit); + } if (ec->tx_coalesce_usecs == 0) { if (ec->use_adaptive_tx_coalesce) |