/* * Copyright (C) 2005 - 2009 ServerEngines * All rights reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License version 2 * as published by the Free Software Foundation. The full GNU General * Public License is included in this distribution in the file called COPYING. * * Contact Information: * linux-drivers@serverengines.com * * ServerEngines * 209 N. Fair Oaks Ave * Sunnyvale, CA 94085 */ #include "be.h" #include "be_cmds.h" #include struct be_ethtool_stat { char desc[ETH_GSTRING_LEN]; int type; int size; int offset; }; enum {NETSTAT, PORTSTAT, MISCSTAT, DRVSTAT, ERXSTAT}; #define FIELDINFO(_struct, field) FIELD_SIZEOF(_struct, field), \ offsetof(_struct, field) #define NETSTAT_INFO(field) #field, NETSTAT,\ FIELDINFO(struct net_device_stats,\ field) #define DRVSTAT_INFO(field) #field, DRVSTAT,\ FIELDINFO(struct be_drvr_stats, field) #define MISCSTAT_INFO(field) #field, MISCSTAT,\ FIELDINFO(struct be_rxf_stats, field) #define PORTSTAT_INFO(field) #field, PORTSTAT,\ FIELDINFO(struct be_port_rxf_stats, \ field) #define ERXSTAT_INFO(field) #field, ERXSTAT,\ FIELDINFO(struct be_erx_stats, field) static const struct be_ethtool_stat et_stats[] = { {NETSTAT_INFO(rx_packets)}, {NETSTAT_INFO(tx_packets)}, {NETSTAT_INFO(rx_bytes)}, {NETSTAT_INFO(tx_bytes)}, {NETSTAT_INFO(rx_errors)}, {NETSTAT_INFO(tx_errors)}, {NETSTAT_INFO(rx_dropped)}, {NETSTAT_INFO(tx_dropped)}, {DRVSTAT_INFO(be_tx_reqs)}, {DRVSTAT_INFO(be_tx_stops)}, {DRVSTAT_INFO(be_fwd_reqs)}, {DRVSTAT_INFO(be_tx_wrbs)}, {DRVSTAT_INFO(be_rx_polls)}, {DRVSTAT_INFO(be_tx_events)}, {DRVSTAT_INFO(be_rx_events)}, {DRVSTAT_INFO(be_tx_compl)}, {DRVSTAT_INFO(be_rx_compl)}, {DRVSTAT_INFO(be_ethrx_post_fail)}, {DRVSTAT_INFO(be_802_3_dropped_frames)}, {DRVSTAT_INFO(be_802_3_malformed_frames)}, {DRVSTAT_INFO(be_tx_rate)}, {DRVSTAT_INFO(be_rx_rate)}, {PORTSTAT_INFO(rx_unicast_frames)}, {PORTSTAT_INFO(rx_multicast_frames)}, {PORTSTAT_INFO(rx_broadcast_frames)}, {PORTSTAT_INFO(rx_crc_errors)}, {PORTSTAT_INFO(rx_alignment_symbol_errors)}, {PORTSTAT_INFO(rx_pause_frames)}, {PORTSTAT_INFO(rx_control_frames)}, {PORTSTAT_INFO(rx_in_range_errors)}, {PORTSTAT_INFO(rx_out_range_errors)}, {PORTSTAT_INFO(rx_frame_too_long)}, {PORTSTAT_INFO(rx_address_match_errors)}, {PORTSTAT_INFO(rx_vlan_mismatch)}, {PORTSTAT_INFO(rx_dropped_too_small)}, {PORTSTAT_INFO(rx_dropped_too_short)}, {PORTSTAT_INFO(rx_dropped_header_too_small)}, {PORTSTAT_INFO(rx_dropped_tcp_length)}, {PORTSTAT_INFO(rx_dropped_runt)}, {PORTSTAT_INFO(rx_fifo_overflow)}, {PORTSTAT_INFO(rx_input_fifo_overflow)}, {PORTSTAT_INFO(rx_ip_checksum_errs)}, {PORTSTAT_INFO(rx_tcp_checksum_errs)}, {PORTSTAT_INFO(rx_udp_checksum_errs)}, {PORTSTAT_INFO(rx_non_rss_packets)}, {PORTSTAT_INFO(rx_ipv4_packets)}, {PORTSTAT_INFO(rx_ipv6_packets)}, {PORTSTAT_INFO(tx_unicastframes)}, {PORTSTAT_INFO(tx_multicastframes)}, {PORTSTAT_INFO(tx_broadcastframes)}, {PORTSTAT_INFO(tx_pauseframes)}, {PORTSTAT_INFO(tx_controlframes)}, {MISCSTAT_INFO(rx_drops_no_pbuf)}, {MISCSTAT_INFO(rx_drops_no_txpb)}, {MISCSTAT_INFO(rx_drops_no_erx_descr)}, {MISCSTAT_INFO(rx_drops_no_tpre_descr)}, {MISCSTAT_INFO(rx_drops_too_many_frags)}, {MISCSTAT_INFO(rx_drops_invalid_ring)}, {MISCSTAT_INFO(forwarded_packets)}, {MISCSTAT_INFO(rx_drops_mtu)}, {ERXSTAT_INFO(rx_drops_no_fragments)}, }; #define ETHTOOL_STATS_NUM ARRAY_SIZE(et_stats) static const char et_self_tests[][ETH_GSTRING_LEN] = { "MAC Loopback test", "PHY Loopback test", "External Loopback test", "DDR DMA test" "Link test" }; #define ETHTOOL_TESTS_NUM ARRAY_SIZE(et_self_tests) #define BE_MAC_LOOPBACK 0x0 #define BE_PHY_LOOPBACK 0x1 #define BE_ONE_PORT_EXT_LOOPBACK 0x2 #define BE_NO_LOOPBACK 0xff static void be_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { struct be_adapter *adapter = netdev_priv(netdev); strcpy(drvinfo->driver, DRV_NAME); strcpy(drvinfo->version, DRV_VER); strncpy(drvinfo->fw_version, adapter->fw_ver, FW_VER_LEN); strcpy(drvinfo->bus_info, pci_name(adapter->pdev)); drvinfo->testinfo_len = 0; drvinfo->regdump_len = 0; drvinfo->eedump_len = 0; } static int be_get_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce) { struct be_adapter *adapter = netdev_priv(netdev); struct be_eq_obj *rx_eq = &adapter->rx_eq; struct be_eq_obj *tx_eq = &adapter->tx_eq; coalesce->rx_coalesce_usecs = rx_eq->cur_eqd; coalesce->rx_coalesce_usecs_high = rx_eq->max_eqd; coalesce->rx_coalesce_usecs_low = rx_eq->min_eqd; coalesce->tx_coalesce_usecs = tx_eq->cur_eqd; coalesce->tx_coalesce_usecs_high = tx_eq->max_eqd; coalesce->tx_coalesce_usecs_low = tx_eq->min_eqd; coalesce->use_adaptive_rx_coalesce = rx_eq->enable_aic; coalesce->use_adaptive_tx_coalesce = tx_eq->enable_aic; return 0; } /* * This routine is used to set interrup coalescing delay */ static int be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce) { struct be_adapter *adapter = netdev_priv(netdev); struct be_eq_obj *rx_eq = &adapter->rx_eq; struct be_eq_obj *tx_eq = &adapter->tx_eq; u32 tx_max, tx_min, tx_cur; u32 rx_max, rx_min, rx_cur; int status = 0; if (coalesce->use_adaptive_tx_coalesce == 1) return -EINVAL; /* if AIC is being turned on now, start with an EQD of 0 */ if (rx_eq->enable_aic == 0 && coalesce->use_adaptive_rx_coalesce == 1) { rx_eq->cur_eqd = 0; } rx_eq->enable_aic = coalesce->use_adaptive_rx_coalesce; rx_max = coalesce->rx_coalesce_usecs_high; rx_min = coalesce->rx_coalesce_usecs_low; rx_cur = coalesce->rx_coalesce_usecs; tx_max = coalesce->tx_coalesce_usecs_high; tx_min = coalesce->tx_coalesce_usecs_low; tx_cur = coalesce->tx_coalesce_usecs; if (tx_cur > BE_MAX_EQD) tx_cur = BE_MAX_EQD; if (tx_eq->cur_eqd != tx_cur) { status = be_cmd_modify_eqd(adapter, tx_eq->q.id, tx_cur); if (!status) tx_eq->cur_eqd = tx_cur; } if (rx_eq->enable_aic) { if (rx_max > BE_MAX_EQD) rx_max = BE_MAX_EQD; if (rx_min > rx_max) rx_min = rx_max; rx_eq->max_eqd = rx_max; rx_eq->min_eqd = rx_min; if (rx_eq->cur_eqd > rx_max) rx_eq->cur_eqd = rx_max; if (rx_eq->cur_eqd < rx_min) rx_eq->cur_eqd = rx_min; } else { if (rx_cur > BE_MAX_EQD) rx_cur = BE_MAX_EQD; if (rx_eq->cur_eqd != rx_cur) { status = be_cmd_modify_eqd(adapter, rx_eq->q.id, rx_cur); if (!status) rx_eq->cur_eqd = rx_cur; } } return 0; } static u32 be_get_rx_csum(struct net_device *netdev) { struct be_adapter *adapter = netdev_priv(netdev); return adapter->rx_csum; } static int be_set_rx_csum(struct net_device *netdev, uint32_t data) { struct be_adapter *adapter = netdev_priv(netdev); if (data) adapter->rx_csum = true; else adapter->rx_csum = false; return 0; } static void be_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, uint64_t *data) { struct be_adapter *adapter = netdev_priv(netdev); struct be_drvr_stats *drvr_stats = &adapter->stats.drvr_stats; struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats.cmd.va); struct be_rxf_stats *rxf_stats = &hw_stats->rxf; struct be_port_rxf_stats *port_stats = &rxf_stats->port[adapter->port_num]; struct net_device_stats *net_stats = &netdev->stats; struct be_erx_stats *erx_stats = &hw_stats->erx; void *p = NULL; int i; for (i = 0; i < ETHTOOL_STATS_NUM; i++) { switch (et_stats[i].type) { case NETSTAT: p = net_stats; break; case DRVSTAT: p = drvr_stats; break; case PORTSTAT: p = port_stats; break; case MISCSTAT: p = rxf_stats; break; case ERXSTAT: /* Currently only one ERX stat is provided */ p = (u32 *)erx_stats + adapter->rx_obj.q.id; break; } p = (u8 *)p + et_stats[i].offset; data[i] = (et_stats[i].size == sizeof(u64)) ? *(u64 *)p: *(u32 *)p; } return; } static void be_get_stat_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data) { int i; switch (stringset) { case ETH_SS_STATS: for (i = 0; i < ETHTOOL_STATS_NUM; i++) { memcpy(data, et_stats[i].desc, ETH_GSTRING_LEN); data += ETH_GSTRING_LEN; } break; case ETH_SS_TEST: for (i = 0; i < ETHTOOL_TESTS_NUM; i++) { memcpy(data, et_self_tests[i], ETH_GSTRING_LEN); data += ETH_GSTRING_LEN; } break; } } static int be_get_sset_count(struct net_device *netdev, int stringset) { switch (stringset) { case ETH_SS_TEST: return ETHTOOL_TESTS_NUM; case ETH_SS_STATS: return ETHTOOL_STATS_NUM; default: return -EINVAL; } } static int be_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { struct be_adapter *adapter = netdev_priv(netdev); u8 mac_speed = 0, connector = 0; u16 link_speed = 0; bool link_up = false; int status; if (adapter->link_speed < 0) { status = be_cmd_link_status_query(adapter, &link_up, &mac_speed, &link_speed); /* link_speed is in units of 10 Mbps */ if (link_speed) { ecmd->speed = link_speed*10; } else { switch (mac_speed) { case PHY_LINK_SPEED_1GBPS: ecmd->speed = SPEED_1000; break; case PHY_LINK_SPEED_10GBPS: ecmd->speed = SPEED_10000; break; } } status = be_cmd_read_port_type(adapter, adapter->port_num, &connector); if (!status) { switch (connector) { case 7: ecmd->port = PORT_FIBRE; ecmd->transceiver = XCVR_EXTERNAL; break; case 0: ecmd->port = PORT_TP; ecmd->transceiver = XCVR_EXTERNAL; break; default: ecmd->port = PORT_TP; ecmd->transceiver = XCVR_INTERNAL; break; } } else { ecmd->port = PORT_AUI; ecmd->transceiver = XCVR_INTERNAL; } /* Save for future use */ adapter->link_speed = ecmd->speed; adapter->port_type = ecmd->port; adapter->transceiver = ecmd->transceiver; } else { ecmd->speed = adapter->link_speed; ecmd->port = adapter->port_type; ecmd->transceiver = adapter->transceiver; } ecmd->duplex = DUPLEX_FULL; ecmd->autoneg = AUTONEG_DISABLE; ecmd->phy_address = adapter->port_num; switch (ecmd->port) { case PORT_FIBRE: ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); break; case PORT_TP: ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_TP); break; case PORT_AUI: ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_AUI); break; } return 0; } static void be_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { struct be_adapter *adapter = netdev_priv(netdev); ring->rx_max_pending = adapter->rx_obj.q.len; ring->tx_max_pending = adapter->tx_obj.q.len; ring->rx_pending = atomic_read(&adapter->rx_obj.q.used); ring->tx_pending = atomic_read(&adapter->tx_obj.q.used); } static void be_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) { struct be_adapter *adapter = netdev_priv(netdev); be_cmd_get_flow_control(adapter, &ecmd->tx_pause, &ecmd->rx_pause); ecmd->autoneg = 0; } static int be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd) { struct be_adapter *adapter = netdev_priv(netdev); int status; if (ecmd->autoneg != 0) return -EINVAL; adapter->tx_fc = ecmd->tx_pause; adapter->rx_fc = ecmd->rx_pause; status = be_cmd_set_flow_control(adapter, adapter->tx_fc, adapter->rx_fc); if (status) dev_warn(&adapter->pdev->dev, "Pause param set failed.\n"); return status; } static int be_phys_id(struct net_device *netdev, u32 data) { struct be_adapter *adapter = netdev_priv(netdev); int status; u32 cur; be_cmd_get_beacon_state(adapter, adapter->port_num, &cur); if (cur == BEACON_STATE_ENABLED) return 0; if (data < 2) data = 2; status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0, BEACON_STATE_ENABLED); set_current_state(TASK_INTERRUPTIBLE); schedule_timeout(data*HZ); status = be_cmd_set_beacon_state(adapter, adapter->port_num, 0, 0, BEACON_STATE_DISABLED); return status; } static void be_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct be_adapter *adapter = netdev_priv(netdev); wol->supported = WAKE_MAGIC; if (adapter->wol) wol->wolopts = WAKE_MAGIC; else wol->wolopts = 0; memset(&wol->sopass, 0, sizeof(wol->sopass)); return; } static int be_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct be_adapter *adapter = netdev_priv(netdev); if (wol->wolopts & ~WAKE_MAGIC) return -EINVAL; if (wol->wolopts & WAKE_MAGIC) adapter->wol = true; else adapter->wol = false; return 0; } static int be_test_ddr_dma(struct be_adapter *adapter) { int ret, i; struct be_dma_mem ddrdma_cmd; u64 pattern[2] = {0x5a5a5a5a5a5a5a5a, 0xa5a5a5a5a5a5a5a5}; ddrdma_cmd.size = sizeof(struct be_cmd_req_ddrdma_test); ddrdma_cmd.va = pci_alloc_consistent(adapter->pdev, ddrdma_cmd.size, &ddrdma_cmd.dma); if (!ddrdma_cmd.va) { dev_err(&adapter->pdev->dev, "Memory allocation failure \n"); return -ENOMEM; } for (i = 0; i < 2; i++) { ret = be_cmd_ddr_dma_test(adapter, pattern[i], 4096, &ddrdma_cmd); if (ret != 0) goto err; } err: pci_free_consistent(adapter->pdev, ddrdma_cmd.size, ddrdma_cmd.va, ddrdma_cmd.dma); return ret; } static u64 be_loopback_test(struct be_adapter *adapter, u8 loopback_type, u64 *status) { be_cmd_set_loopback(adapter, adapter->port_num, loopback_type, 1); *status = be_cmd_loopback_test(adapter, adapter->port_num, loopback_type, 1500, 2, 0xabc); be_cmd_set_loopback(adapter, adapter->port_num, BE_NO_LOOPBACK, 1); return *status; } static void be_self_test(struct net_device *netdev, struct ethtool_test *test, u64 *data) { struct be_adapter *adapter = netdev_priv(netdev); bool link_up; u8 mac_speed = 0; u16 qos_link_speed = 0; memset(data, 0, sizeof(u64) * ETHTOOL_TESTS_NUM); if (test->flags & ETH_TEST_FL_OFFLINE) { if (be_loopback_test(adapter, BE_MAC_LOOPBACK, &data[0]) != 0) { test->flags |= ETH_TEST_FL_FAILED; } if (be_loopback_test(adapter, BE_PHY_LOOPBACK, &data[1]) != 0) { test->flags |= ETH_TEST_FL_FAILED; } if (be_loopback_test(adapter, BE_ONE_PORT_EXT_LOOPBACK, &data[2]) != 0) { test->flags |= ETH_TEST_FL_FAILED; } } if (be_test_ddr_dma(adapter) != 0) { data[3] = 1; test->flags |= ETH_TEST_FL_FAILED; } if (be_cmd_link_status_query(adapter, &link_up, &mac_speed, &qos_link_speed) != 0) { test->flags |= ETH_TEST_FL_FAILED; data[4] = -1; } else if (mac_speed) { data[4] = 1; } } static int be_do_flash(struct net_device *netdev, struct ethtool_flash *efl) { struct be_adapter *adapter = netdev_priv(netdev); char file_name[ETHTOOL_FLASH_MAX_FILENAME]; u32 region; file_name[ETHTOOL_FLASH_MAX_FILENAME - 1] = 0; strcpy(file_name, efl->data); region = efl->region; return be_load_fw(adapter, file_name); } static int be_get_eeprom_len(struct net_device *netdev) { return BE_READ_SEEPROM_LEN; } static int be_read_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, uint8_t *data) { struct be_adapter *adapter = netdev_priv(netdev); struct be_dma_mem eeprom_cmd; struct be_cmd_resp_seeprom_read *resp; int status; if (!eeprom->len) return -EINVAL; eeprom->magic = BE_VENDOR_ID | (adapter->pdev->device<<16); memset(&eeprom_cmd, 0, sizeof(struct be_dma_mem)); eeprom_cmd.size = sizeof(struct be_cmd_req_seeprom_read); eeprom_cmd.va = pci_alloc_consistent(adapter->pdev, eeprom_cmd.size, &eeprom_cmd.dma); if (!eeprom_cmd.va) { dev_err(&adapter->pdev->dev, "Memory allocation failure. Could not read eeprom\n"); return -ENOMEM; } status = be_cmd_get_seeprom_data(adapter, &eeprom_cmd); if (!status) { resp = (struct be_cmd_resp_seeprom_read *) eeprom_cmd.va; memcpy(data, resp->seeprom_data + eeprom->offset, eeprom->len); } pci_free_consistent(adapter->pdev, eeprom_cmd.size, eeprom_cmd.va, eeprom_cmd.dma); return status; } const struct ethtool_ops be_ethtool_ops = { .get_settings = be_get_settings, .get_drvinfo = be_get_drvinfo, .get_wol = be_get_wol, .set_wol = be_set_wol, .get_link = ethtool_op_get_link, .get_eeprom_len = be_get_eeprom_len, .get_eeprom = be_read_eeprom, .get_coalesce = be_get_coalesce, .set_coalesce = be_set_coalesce, .get_ringparam = be_get_ringparam, .get_pauseparam = be_get_pauseparam, .set_pauseparam = be_set_pauseparam, .get_rx_csum = be_get_rx_csum, .set_rx_csum = be_set_rx_csum, .get_tx_csum = ethtool_op_get_tx_csum, .set_tx_csum = ethtool_op_set_tx_hw_csum, .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, .get_tso = ethtool_op_get_tso, .set_tso = ethtool_op_set_tso, .get_strings = be_get_stat_strings, .phys_id = be_phys_id, .get_sset_count = be_get_sset_count, .get_ethtool_stats = be_get_ethtool_stats, .flash_device = be_do_flash, .self_test = be_self_test, };