1e6ad7673SIyappan Subramanian /* Applied Micro X-Gene SoC Ethernet Driver 2e6ad7673SIyappan Subramanian * 3e6ad7673SIyappan Subramanian * Copyright (c) 2014, Applied Micro Circuits Corporation 4e6ad7673SIyappan Subramanian * Authors: Iyappan Subramanian <isubramanian@apm.com> 5e6ad7673SIyappan Subramanian * 6e6ad7673SIyappan Subramanian * This program is free software; you can redistribute it and/or modify it 7e6ad7673SIyappan Subramanian * under the terms of the GNU General Public License as published by the 8e6ad7673SIyappan Subramanian * Free Software Foundation; either version 2 of the License, or (at your 9e6ad7673SIyappan Subramanian * option) any later version. 10e6ad7673SIyappan Subramanian * 11e6ad7673SIyappan Subramanian * This program is distributed in the hope that it will be useful, 12e6ad7673SIyappan Subramanian * but WITHOUT ANY WARRANTY; without even the implied warranty of 13e6ad7673SIyappan Subramanian * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14e6ad7673SIyappan Subramanian * GNU General Public License for more details. 15e6ad7673SIyappan Subramanian * 16e6ad7673SIyappan Subramanian * You should have received a copy of the GNU General Public License 17e6ad7673SIyappan Subramanian * along with this program. If not, see <http://www.gnu.org/licenses/>. 18e6ad7673SIyappan Subramanian */ 19e6ad7673SIyappan Subramanian 20e6ad7673SIyappan Subramanian #include <linux/ethtool.h> 21e6ad7673SIyappan Subramanian #include "xgene_enet_main.h" 22e6ad7673SIyappan Subramanian 23e6ad7673SIyappan Subramanian struct xgene_gstrings_stats { 24e6ad7673SIyappan Subramanian char name[ETH_GSTRING_LEN]; 25e6ad7673SIyappan Subramanian int offset; 262d07d8e4SQuan Nguyen u32 addr; 272d07d8e4SQuan Nguyen u32 mask; 28e6ad7673SIyappan Subramanian }; 29e6ad7673SIyappan Subramanian 303f5a2ef1SQuan Nguyen #define XGENE_STAT(m) { #m, offsetof(struct rtnl_link_stats64, m) } 312d07d8e4SQuan Nguyen #define XGENE_EXTD_STAT(s, a, m) \ 322d07d8e4SQuan Nguyen { \ 332d07d8e4SQuan Nguyen .name = #s, \ 342d07d8e4SQuan Nguyen .addr = a ## _ADDR, \ 352d07d8e4SQuan Nguyen .mask = m \ 362d07d8e4SQuan Nguyen } 37e6ad7673SIyappan Subramanian 38e6ad7673SIyappan Subramanian static const struct xgene_gstrings_stats gstrings_stats[] = { 39e6ad7673SIyappan Subramanian XGENE_STAT(rx_packets), 40e6ad7673SIyappan Subramanian XGENE_STAT(tx_packets), 41e6ad7673SIyappan Subramanian XGENE_STAT(rx_bytes), 42e6ad7673SIyappan Subramanian XGENE_STAT(tx_bytes), 43e6ad7673SIyappan Subramanian XGENE_STAT(rx_errors), 44e6ad7673SIyappan Subramanian XGENE_STAT(tx_errors), 45e6ad7673SIyappan Subramanian XGENE_STAT(rx_length_errors), 46e6ad7673SIyappan Subramanian XGENE_STAT(rx_crc_errors), 47e6ad7673SIyappan Subramanian XGENE_STAT(rx_frame_errors), 48e6ad7673SIyappan Subramanian XGENE_STAT(rx_fifo_errors) 49e6ad7673SIyappan Subramanian }; 50e6ad7673SIyappan Subramanian 512d07d8e4SQuan Nguyen static const struct xgene_gstrings_stats gstrings_extd_stats[] = { 522d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_rx_64b_frame_cntr, TR64, 31), 532d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_rx_127b_frame_cntr, TR127, 31), 542d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_rx_255b_frame_cntr, TR255, 31), 552d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_rx_511b_frame_cntr, TR511, 31), 562d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_rx_1023b_frame_cntr, TR1K, 31), 572d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_rx_1518b_frame_cntr, TRMAX, 31), 582d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_rx_1522b_frame_cntr, TRMGV, 31), 592d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_fcs_error_cntr, RFCS, 16), 602d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_multicast_pkt_cntr, RMCA, 31), 612d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_broadcast_pkt_cntr, RBCA, 31), 622d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_ctrl_frame_pkt_cntr, RXCF, 16), 632d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_pause_frame_pkt_cntr, RXPF, 16), 642d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_unk_opcode_cntr, RXUO, 16), 652d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_align_err_cntr, RALN, 16), 662d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_frame_len_err_cntr, RFLR, 16), 67eaef62a4SQuan Nguyen XGENE_EXTD_STAT(rx_frame_len_err_recov_cntr, DUMP, 0), 682d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_code_err_cntr, RCDE, 16), 692d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_carrier_sense_err_cntr, RCSE, 16), 702d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_undersize_pkt_cntr, RUND, 16), 712d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_oversize_pkt_cntr, ROVR, 16), 722d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_fragments_cntr, RFRG, 16), 732d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_jabber_cntr, RJBR, 16), 742d07d8e4SQuan Nguyen XGENE_EXTD_STAT(rx_dropped_pkt_cntr, RDRP, 16), 75ca6d550cSIyappan Subramanian XGENE_EXTD_STAT(rx_overrun_cntr, DUMP, 0), 762d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_multicast_pkt_cntr, TMCA, 31), 772d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_broadcast_pkt_cntr, TBCA, 31), 782d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_pause_ctrl_frame_cntr, TXPF, 16), 792d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_defer_pkt_cntr, TDFR, 31), 802d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_excv_defer_pkt_cntr, TEDF, 31), 812d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_single_col_pkt_cntr, TSCL, 31), 822d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_multi_col_pkt_cntr, TMCL, 31), 832d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_late_col_pkt_cntr, TLCL, 31), 842d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_excv_col_pkt_cntr, TXCL, 31), 852d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_total_col_cntr, TNCL, 31), 862d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_pause_frames_hnrd_cntr, TPFH, 16), 872d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_drop_frame_cntr, TDRP, 16), 882d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_jabber_frame_cntr, TJBR, 12), 892d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_fcs_error_cntr, TFCS, 12), 902d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_ctrl_frame_cntr, TXCF, 12), 912d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_oversize_frame_cntr, TOVR, 12), 922d07d8e4SQuan Nguyen XGENE_EXTD_STAT(tx_undersize_frame_cntr, TUND, 12), 93ca6d550cSIyappan Subramanian XGENE_EXTD_STAT(tx_fragments_cntr, TFRG, 12), 94ca6d550cSIyappan Subramanian XGENE_EXTD_STAT(tx_underrun_cntr, DUMP, 0) 952d07d8e4SQuan Nguyen }; 962d07d8e4SQuan Nguyen 97e6ad7673SIyappan Subramanian #define XGENE_STATS_LEN ARRAY_SIZE(gstrings_stats) 982d07d8e4SQuan Nguyen #define XGENE_EXTD_STATS_LEN ARRAY_SIZE(gstrings_extd_stats) 99eaef62a4SQuan Nguyen #define FALSE_RFLR_IDX 15 100eaef62a4SQuan Nguyen #define RX_OVERRUN_IDX 23 101eaef62a4SQuan Nguyen #define TX_UNDERRUN_IDX 42 102e6ad7673SIyappan Subramanian 103e6ad7673SIyappan Subramanian static void xgene_get_drvinfo(struct net_device *ndev, 104e6ad7673SIyappan Subramanian struct ethtool_drvinfo *info) 105e6ad7673SIyappan Subramanian { 106e6ad7673SIyappan Subramanian struct xgene_enet_pdata *pdata = netdev_priv(ndev); 107e6ad7673SIyappan Subramanian struct platform_device *pdev = pdata->pdev; 108e6ad7673SIyappan Subramanian 109e6ad7673SIyappan Subramanian strcpy(info->driver, "xgene_enet"); 110e6ad7673SIyappan Subramanian strcpy(info->version, XGENE_DRV_VERSION); 111e6ad7673SIyappan Subramanian snprintf(info->fw_version, ETHTOOL_FWVERS_LEN, "N/A"); 112e6ad7673SIyappan Subramanian sprintf(info->bus_info, "%s", pdev->name); 113e6ad7673SIyappan Subramanian } 114e6ad7673SIyappan Subramanian 11536a19b29SPhilippe Reynes static int xgene_get_link_ksettings(struct net_device *ndev, 11636a19b29SPhilippe Reynes struct ethtool_link_ksettings *cmd) 117e6ad7673SIyappan Subramanian { 118e6ad7673SIyappan Subramanian struct xgene_enet_pdata *pdata = netdev_priv(ndev); 119971d3a44SPhilippe Reynes struct phy_device *phydev = ndev->phydev; 12036a19b29SPhilippe Reynes u32 supported; 121e6ad7673SIyappan Subramanian 12241aace6eSIyappan Subramanian if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) { 123e6ad7673SIyappan Subramanian if (phydev == NULL) 124e6ad7673SIyappan Subramanian return -ENODEV; 125e6ad7673SIyappan Subramanian 12636a19b29SPhilippe Reynes return phy_ethtool_ksettings_get(phydev, cmd); 1275e6a024bSIyappan Subramanian } else if (pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) { 12852d1fd99SIyappan Subramanian if (pdata->mdio_driver) { 12952d1fd99SIyappan Subramanian if (!phydev) 13052d1fd99SIyappan Subramanian return -ENODEV; 13152d1fd99SIyappan Subramanian 13236a19b29SPhilippe Reynes return phy_ethtool_ksettings_get(phydev, cmd); 13352d1fd99SIyappan Subramanian } 13452d1fd99SIyappan Subramanian 13536a19b29SPhilippe Reynes supported = SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | 13652d1fd99SIyappan Subramanian SUPPORTED_MII; 13736a19b29SPhilippe Reynes ethtool_convert_legacy_u32_to_link_mode( 13836a19b29SPhilippe Reynes cmd->link_modes.supported, 13936a19b29SPhilippe Reynes supported); 14036a19b29SPhilippe Reynes ethtool_convert_legacy_u32_to_link_mode( 14136a19b29SPhilippe Reynes cmd->link_modes.advertising, 14236a19b29SPhilippe Reynes supported); 14336a19b29SPhilippe Reynes 14436a19b29SPhilippe Reynes cmd->base.speed = SPEED_1000; 14536a19b29SPhilippe Reynes cmd->base.duplex = DUPLEX_FULL; 14636a19b29SPhilippe Reynes cmd->base.port = PORT_MII; 14736a19b29SPhilippe Reynes cmd->base.autoneg = AUTONEG_ENABLE; 1485e6a024bSIyappan Subramanian } else { 14936a19b29SPhilippe Reynes supported = SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE; 15036a19b29SPhilippe Reynes ethtool_convert_legacy_u32_to_link_mode( 15136a19b29SPhilippe Reynes cmd->link_modes.supported, 15236a19b29SPhilippe Reynes supported); 15336a19b29SPhilippe Reynes ethtool_convert_legacy_u32_to_link_mode( 15436a19b29SPhilippe Reynes cmd->link_modes.advertising, 15536a19b29SPhilippe Reynes supported); 15636a19b29SPhilippe Reynes 15736a19b29SPhilippe Reynes cmd->base.speed = SPEED_10000; 15836a19b29SPhilippe Reynes cmd->base.duplex = DUPLEX_FULL; 15936a19b29SPhilippe Reynes cmd->base.port = PORT_FIBRE; 16036a19b29SPhilippe Reynes cmd->base.autoneg = AUTONEG_DISABLE; 1615e6a024bSIyappan Subramanian } 16241aace6eSIyappan Subramanian 16341aace6eSIyappan Subramanian return 0; 16441aace6eSIyappan Subramanian } 16541aace6eSIyappan Subramanian 16636a19b29SPhilippe Reynes static int xgene_set_link_ksettings(struct net_device *ndev, 16736a19b29SPhilippe Reynes const struct ethtool_link_ksettings *cmd) 168e6ad7673SIyappan Subramanian { 169e6ad7673SIyappan Subramanian struct xgene_enet_pdata *pdata = netdev_priv(ndev); 170971d3a44SPhilippe Reynes struct phy_device *phydev = ndev->phydev; 171e6ad7673SIyappan Subramanian 17241aace6eSIyappan Subramanian if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII) { 17352d1fd99SIyappan Subramanian if (!phydev) 174e6ad7673SIyappan Subramanian return -ENODEV; 175e6ad7673SIyappan Subramanian 17636a19b29SPhilippe Reynes return phy_ethtool_ksettings_set(phydev, cmd); 177e6ad7673SIyappan Subramanian } 178e6ad7673SIyappan Subramanian 17952d1fd99SIyappan Subramanian if (pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) { 18052d1fd99SIyappan Subramanian if (pdata->mdio_driver) { 18152d1fd99SIyappan Subramanian if (!phydev) 18252d1fd99SIyappan Subramanian return -ENODEV; 18352d1fd99SIyappan Subramanian 18436a19b29SPhilippe Reynes return phy_ethtool_ksettings_set(phydev, cmd); 18552d1fd99SIyappan Subramanian } 18652d1fd99SIyappan Subramanian } 18752d1fd99SIyappan Subramanian 18841aace6eSIyappan Subramanian return -EINVAL; 18941aace6eSIyappan Subramanian } 19041aace6eSIyappan Subramanian 191e6ad7673SIyappan Subramanian static void xgene_get_strings(struct net_device *ndev, u32 stringset, u8 *data) 192e6ad7673SIyappan Subramanian { 193e6ad7673SIyappan Subramanian int i; 194e6ad7673SIyappan Subramanian u8 *p = data; 195e6ad7673SIyappan Subramanian 196e6ad7673SIyappan Subramanian if (stringset != ETH_SS_STATS) 197e6ad7673SIyappan Subramanian return; 198e6ad7673SIyappan Subramanian 199e6ad7673SIyappan Subramanian for (i = 0; i < XGENE_STATS_LEN; i++) { 200e6ad7673SIyappan Subramanian memcpy(p, gstrings_stats[i].name, ETH_GSTRING_LEN); 201e6ad7673SIyappan Subramanian p += ETH_GSTRING_LEN; 202e6ad7673SIyappan Subramanian } 2032d07d8e4SQuan Nguyen 2042d07d8e4SQuan Nguyen for (i = 0; i < XGENE_EXTD_STATS_LEN; i++) { 2052d07d8e4SQuan Nguyen memcpy(p, gstrings_extd_stats[i].name, ETH_GSTRING_LEN); 2062d07d8e4SQuan Nguyen p += ETH_GSTRING_LEN; 2072d07d8e4SQuan Nguyen } 208e6ad7673SIyappan Subramanian } 209e6ad7673SIyappan Subramanian 210e6ad7673SIyappan Subramanian static int xgene_get_sset_count(struct net_device *ndev, int sset) 211e6ad7673SIyappan Subramanian { 212e6ad7673SIyappan Subramanian if (sset != ETH_SS_STATS) 213e6ad7673SIyappan Subramanian return -EINVAL; 214e6ad7673SIyappan Subramanian 2152d07d8e4SQuan Nguyen return XGENE_STATS_LEN + XGENE_EXTD_STATS_LEN; 2162d07d8e4SQuan Nguyen } 2172d07d8e4SQuan Nguyen 2182d07d8e4SQuan Nguyen static void xgene_get_extd_stats(struct xgene_enet_pdata *pdata) 2192d07d8e4SQuan Nguyen { 220ca6d550cSIyappan Subramanian u32 rx_drop, tx_drop; 2212d07d8e4SQuan Nguyen u32 tmp; 2222d07d8e4SQuan Nguyen int i; 2232d07d8e4SQuan Nguyen 2242d07d8e4SQuan Nguyen for (i = 0; i < XGENE_EXTD_STATS_LEN; i++) { 2252d07d8e4SQuan Nguyen tmp = xgene_enet_rd_stat(pdata, gstrings_extd_stats[i].addr); 226ca6d550cSIyappan Subramanian if (gstrings_extd_stats[i].mask) 2272d07d8e4SQuan Nguyen pdata->extd_stats[i] += tmp & 2282d07d8e4SQuan Nguyen GENMASK(gstrings_extd_stats[i].mask - 1, 0); 2292d07d8e4SQuan Nguyen } 230ca6d550cSIyappan Subramanian 231ca6d550cSIyappan Subramanian pdata->mac_ops->get_drop_cnt(pdata, &rx_drop, &tx_drop); 232ca6d550cSIyappan Subramanian pdata->extd_stats[RX_OVERRUN_IDX] += rx_drop; 233ca6d550cSIyappan Subramanian pdata->extd_stats[TX_UNDERRUN_IDX] += tx_drop; 234eaef62a4SQuan Nguyen 235eaef62a4SQuan Nguyen /* Errata 10GE_8 - Update Frame recovered from Errata 10GE_8/ENET_11 */ 236eaef62a4SQuan Nguyen pdata->extd_stats[FALSE_RFLR_IDX] = pdata->false_rflr; 2372d07d8e4SQuan Nguyen } 2382d07d8e4SQuan Nguyen 2392d07d8e4SQuan Nguyen int xgene_extd_stats_init(struct xgene_enet_pdata *pdata) 2402d07d8e4SQuan Nguyen { 2412d07d8e4SQuan Nguyen pdata->extd_stats = devm_kmalloc_array(&pdata->pdev->dev, 2422d07d8e4SQuan Nguyen XGENE_EXTD_STATS_LEN, sizeof(u64), GFP_KERNEL); 2432d07d8e4SQuan Nguyen if (!pdata->extd_stats) 2442d07d8e4SQuan Nguyen return -ENOMEM; 2452d07d8e4SQuan Nguyen 2462d07d8e4SQuan Nguyen xgene_get_extd_stats(pdata); 2472d07d8e4SQuan Nguyen memset(pdata->extd_stats, 0, XGENE_EXTD_STATS_LEN * sizeof(u64)); 2482d07d8e4SQuan Nguyen 2492d07d8e4SQuan Nguyen return 0; 250e6ad7673SIyappan Subramanian } 251e6ad7673SIyappan Subramanian 252e6ad7673SIyappan Subramanian static void xgene_get_ethtool_stats(struct net_device *ndev, 253e6ad7673SIyappan Subramanian struct ethtool_stats *dummy, 254e6ad7673SIyappan Subramanian u64 *data) 255e6ad7673SIyappan Subramanian { 2562d07d8e4SQuan Nguyen struct xgene_enet_pdata *pdata = netdev_priv(ndev); 2573f5a2ef1SQuan Nguyen struct rtnl_link_stats64 stats; 258e6ad7673SIyappan Subramanian int i; 259e6ad7673SIyappan Subramanian 2603f5a2ef1SQuan Nguyen dev_get_stats(ndev, &stats); 261e6ad7673SIyappan Subramanian for (i = 0; i < XGENE_STATS_LEN; i++) 2623f5a2ef1SQuan Nguyen data[i] = *(u64 *)((char *)&stats + gstrings_stats[i].offset); 2632d07d8e4SQuan Nguyen 2642d07d8e4SQuan Nguyen xgene_get_extd_stats(pdata); 2652d07d8e4SQuan Nguyen for (i = 0; i < XGENE_EXTD_STATS_LEN; i++) 2662d07d8e4SQuan Nguyen data[i + XGENE_STATS_LEN] = pdata->extd_stats[i]; 267e6ad7673SIyappan Subramanian } 268e6ad7673SIyappan Subramanian 2690296fe4dSIyappan Subramanian static void xgene_get_pauseparam(struct net_device *ndev, 2700296fe4dSIyappan Subramanian struct ethtool_pauseparam *pp) 2710296fe4dSIyappan Subramanian { 2720296fe4dSIyappan Subramanian struct xgene_enet_pdata *pdata = netdev_priv(ndev); 2730296fe4dSIyappan Subramanian 2740296fe4dSIyappan Subramanian pp->autoneg = pdata->pause_autoneg; 2750296fe4dSIyappan Subramanian pp->tx_pause = pdata->tx_pause; 2760296fe4dSIyappan Subramanian pp->rx_pause = pdata->rx_pause; 2770296fe4dSIyappan Subramanian } 2780296fe4dSIyappan Subramanian 2790296fe4dSIyappan Subramanian static int xgene_set_pauseparam(struct net_device *ndev, 2800296fe4dSIyappan Subramanian struct ethtool_pauseparam *pp) 2810296fe4dSIyappan Subramanian { 2820296fe4dSIyappan Subramanian struct xgene_enet_pdata *pdata = netdev_priv(ndev); 2830296fe4dSIyappan Subramanian struct phy_device *phydev = ndev->phydev; 2840296fe4dSIyappan Subramanian u32 oldadv, newadv; 2850296fe4dSIyappan Subramanian 2860296fe4dSIyappan Subramanian if (pdata->phy_mode == PHY_INTERFACE_MODE_RGMII || 2870296fe4dSIyappan Subramanian pdata->phy_mode == PHY_INTERFACE_MODE_SGMII) { 2880296fe4dSIyappan Subramanian if (!phydev) 2890296fe4dSIyappan Subramanian return -EINVAL; 2900296fe4dSIyappan Subramanian 2910296fe4dSIyappan Subramanian if (!(phydev->supported & SUPPORTED_Pause) || 2920296fe4dSIyappan Subramanian (!(phydev->supported & SUPPORTED_Asym_Pause) && 2930296fe4dSIyappan Subramanian pp->rx_pause != pp->tx_pause)) 2940296fe4dSIyappan Subramanian return -EINVAL; 2950296fe4dSIyappan Subramanian 2960296fe4dSIyappan Subramanian pdata->pause_autoneg = pp->autoneg; 2970296fe4dSIyappan Subramanian pdata->tx_pause = pp->tx_pause; 2980296fe4dSIyappan Subramanian pdata->rx_pause = pp->rx_pause; 2990296fe4dSIyappan Subramanian 3000296fe4dSIyappan Subramanian oldadv = phydev->advertising; 3010296fe4dSIyappan Subramanian newadv = oldadv & ~(ADVERTISED_Pause | ADVERTISED_Asym_Pause); 3020296fe4dSIyappan Subramanian 3030296fe4dSIyappan Subramanian if (pp->rx_pause) 3040296fe4dSIyappan Subramanian newadv |= ADVERTISED_Pause | ADVERTISED_Asym_Pause; 3050296fe4dSIyappan Subramanian 3060296fe4dSIyappan Subramanian if (pp->tx_pause) 3070296fe4dSIyappan Subramanian newadv ^= ADVERTISED_Asym_Pause; 3080296fe4dSIyappan Subramanian 3090296fe4dSIyappan Subramanian if (oldadv ^ newadv) { 3100296fe4dSIyappan Subramanian phydev->advertising = newadv; 3110296fe4dSIyappan Subramanian 3120296fe4dSIyappan Subramanian if (phydev->autoneg) 3130296fe4dSIyappan Subramanian return phy_start_aneg(phydev); 3140296fe4dSIyappan Subramanian 3150296fe4dSIyappan Subramanian if (!pp->autoneg) { 3160296fe4dSIyappan Subramanian pdata->mac_ops->flowctl_tx(pdata, 3170296fe4dSIyappan Subramanian pdata->tx_pause); 3180296fe4dSIyappan Subramanian pdata->mac_ops->flowctl_rx(pdata, 3190296fe4dSIyappan Subramanian pdata->rx_pause); 3200296fe4dSIyappan Subramanian } 3210296fe4dSIyappan Subramanian } 3220296fe4dSIyappan Subramanian 3230296fe4dSIyappan Subramanian } else { 3240296fe4dSIyappan Subramanian if (pp->autoneg) 3250296fe4dSIyappan Subramanian return -EINVAL; 3260296fe4dSIyappan Subramanian 3270296fe4dSIyappan Subramanian pdata->tx_pause = pp->tx_pause; 3280296fe4dSIyappan Subramanian pdata->rx_pause = pp->rx_pause; 3290296fe4dSIyappan Subramanian 3300296fe4dSIyappan Subramanian pdata->mac_ops->flowctl_tx(pdata, pdata->tx_pause); 3310296fe4dSIyappan Subramanian pdata->mac_ops->flowctl_rx(pdata, pdata->rx_pause); 3320296fe4dSIyappan Subramanian } 3330296fe4dSIyappan Subramanian 3340296fe4dSIyappan Subramanian return 0; 3350296fe4dSIyappan Subramanian } 3360296fe4dSIyappan Subramanian 337e6ad7673SIyappan Subramanian static const struct ethtool_ops xgene_ethtool_ops = { 338e6ad7673SIyappan Subramanian .get_drvinfo = xgene_get_drvinfo, 339e6ad7673SIyappan Subramanian .get_link = ethtool_op_get_link, 340e6ad7673SIyappan Subramanian .get_strings = xgene_get_strings, 341e6ad7673SIyappan Subramanian .get_sset_count = xgene_get_sset_count, 34236a19b29SPhilippe Reynes .get_ethtool_stats = xgene_get_ethtool_stats, 34336a19b29SPhilippe Reynes .get_link_ksettings = xgene_get_link_ksettings, 34436a19b29SPhilippe Reynes .set_link_ksettings = xgene_set_link_ksettings, 3450296fe4dSIyappan Subramanian .get_pauseparam = xgene_get_pauseparam, 3460296fe4dSIyappan Subramanian .set_pauseparam = xgene_set_pauseparam 347e6ad7673SIyappan Subramanian }; 348e6ad7673SIyappan Subramanian 349e6ad7673SIyappan Subramanian void xgene_enet_set_ethtool_ops(struct net_device *ndev) 350e6ad7673SIyappan Subramanian { 351e6ad7673SIyappan Subramanian ndev->ethtool_ops = &xgene_ethtool_ops; 352e6ad7673SIyappan Subramanian } 353