diff options
Diffstat (limited to 'drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c | 124 |
1 files changed, 93 insertions, 31 deletions
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c index a4c9feb589e7..dd4430aae7fa 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c @@ -1,7 +1,7 @@ /******************************************************************************* * * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver - * Copyright(c) 2013 - 2015 Intel Corporation. + * Copyright(c) 2013 - 2016 Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -63,6 +63,12 @@ static const struct i40evf_stats i40evf_gstrings_stats[] = { #define I40EVF_STATS_LEN(_dev) \ (I40EVF_GLOBAL_STATS_LEN + I40EVF_QUEUE_STATS_LEN(_dev)) +static const char i40evf_priv_flags_strings[][ETH_GSTRING_LEN] = { + "packet-split", +}; + +#define I40EVF_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40evf_priv_flags_strings) + /** * i40evf_get_settings - Get Link Speed and Duplex settings * @netdev: network interface device structure @@ -97,6 +103,8 @@ static int i40evf_get_sset_count(struct net_device *netdev, int sset) { if (sset == ETH_SS_STATS) return I40EVF_STATS_LEN(netdev); + else if (sset == ETH_SS_PRIV_FLAGS) + return I40EVF_PRIV_FLAGS_STR_LEN; else return -EINVAL; } @@ -162,6 +170,12 @@ static void i40evf_get_strings(struct net_device *netdev, u32 sset, u8 *data) snprintf(p, ETH_GSTRING_LEN, "rx-%u.bytes", i); p += ETH_GSTRING_LEN; } + } else if (sset == ETH_SS_PRIV_FLAGS) { + for (i = 0; i < I40EVF_PRIV_FLAGS_STR_LEN; i++) { + memcpy(data, i40evf_priv_flags_strings[i], + ETH_GSTRING_LEN); + data += ETH_GSTRING_LEN; + } } } @@ -211,6 +225,7 @@ static void i40evf_get_drvinfo(struct net_device *netdev, strlcpy(drvinfo->version, i40evf_driver_version, 32); strlcpy(drvinfo->fw_version, "N/A", 4); strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); + drvinfo->n_priv_flags = I40EVF_PRIV_FLAGS_STR_LEN; } /** @@ -459,6 +474,7 @@ static int i40evf_set_rss_hash_opt(struct i40evf_adapter *adapter, struct ethtool_rxnfc *nfc) { struct i40e_hw *hw = &adapter->hw; + u32 flags = adapter->vf_res->vf_offload_flags; u64 hena = (u64)rd32(hw, I40E_VFQF_HENA(0)) | ((u64)rd32(hw, I40E_VFQF_HENA(1)) << 32); @@ -477,54 +493,50 @@ static int i40evf_set_rss_hash_opt(struct i40evf_adapter *adapter, switch (nfc->flow_type) { case TCP_V4_FLOW: - switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { - case 0: - hena &= ~BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP); - break; - case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2) + hena |= + BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK); + hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP); - break; - default: + } else { return -EINVAL; } break; case TCP_V6_FLOW: - switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { - case 0: - hena &= ~BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP); - break; - case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2) + hena |= + BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK); + hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP); - break; - default: + } else { return -EINVAL; } break; case UDP_V4_FLOW: - switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { - case 0: - hena &= ~(BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_UDP) | - BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4)); - break; - case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2) + hena |= + BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) | + BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP); + hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_UDP) | BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4)); - break; - default: + } else { return -EINVAL; } break; case UDP_V6_FLOW: - switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { - case 0: - hena &= ~(BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_UDP) | - BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6)); - break; - case (RXH_L4_B_0_1 | RXH_L4_B_2_3): + if (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { + if (flags & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2) + hena |= + BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) | + BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP); + hena |= (BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_UDP) | BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6)); - break; - default: + } else { return -EINVAL; } break; @@ -713,6 +725,54 @@ static int i40evf_set_rxfh(struct net_device *netdev, const u32 *indir, I40EVF_HLUT_ARRAY_SIZE); } +/** + * i40evf_get_priv_flags - report device private flags + * @dev: network interface device structure + * + * The get string set count and the string set should be matched for each + * flag returned. Add new strings for each flag to the i40e_priv_flags_strings + * array. + * + * Returns a u32 bitmap of flags. + **/ +static u32 i40evf_get_priv_flags(struct net_device *dev) +{ + struct i40evf_adapter *adapter = netdev_priv(dev); + u32 ret_flags = 0; + + ret_flags |= adapter->flags & I40EVF_FLAG_RX_PS_ENABLED ? + I40EVF_PRIV_FLAGS_PS : 0; + + return ret_flags; +} + +/** + * i40evf_set_priv_flags - set private flags + * @dev: network interface device structure + * @flags: bit flags to be set + **/ +static int i40evf_set_priv_flags(struct net_device *dev, u32 flags) +{ + struct i40evf_adapter *adapter = netdev_priv(dev); + bool reset_required = false; + + if ((flags & I40EVF_PRIV_FLAGS_PS) && + !(adapter->flags & I40EVF_FLAG_RX_PS_ENABLED)) { + adapter->flags |= I40EVF_FLAG_RX_PS_ENABLED; + reset_required = true; + } else if (!(flags & I40EVF_PRIV_FLAGS_PS) && + (adapter->flags & I40EVF_FLAG_RX_PS_ENABLED)) { + adapter->flags &= ~I40EVF_FLAG_RX_PS_ENABLED; + reset_required = true; + } + + /* if needed, issue reset to cause things to take effect */ + if (reset_required) + i40evf_schedule_reset(adapter); + + return 0; +} + static const struct ethtool_ops i40evf_ethtool_ops = { .get_settings = i40evf_get_settings, .get_drvinfo = i40evf_get_drvinfo, @@ -722,6 +782,8 @@ static const struct ethtool_ops i40evf_ethtool_ops = { .get_strings = i40evf_get_strings, .get_ethtool_stats = i40evf_get_ethtool_stats, .get_sset_count = i40evf_get_sset_count, + .get_priv_flags = i40evf_get_priv_flags, + .set_priv_flags = i40evf_set_priv_flags, .get_msglevel = i40evf_get_msglevel, .set_msglevel = i40evf_set_msglevel, .get_coalesce = i40evf_get_coalesce, |