Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /******************************************************************************* |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 2 | * Intel PRO/1000 Linux driver |
| 3 | * Copyright(c) 1999 - 2006 Intel Corporation. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify it |
| 6 | * under the terms and conditions of the GNU General Public License, |
| 7 | * version 2, as published by the Free Software Foundation. |
| 8 | * |
| 9 | * This program is distributed in the hope it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * The full GNU General Public License is included in this distribution in |
| 15 | * the file called "COPYING". |
| 16 | * |
| 17 | * Contact Information: |
| 18 | * Linux NICS <linux.nics@intel.com> |
| 19 | * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| 20 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 21 | * |
| 22 | ******************************************************************************/ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | |
| 24 | /* ethtool support for e1000 */ |
| 25 | |
| 26 | #include "e1000.h" |
Asaf Vertz | d5c7d7f | 2015-01-08 06:01:00 +0000 | [diff] [blame] | 27 | #include <linux/jiffies.h> |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 28 | #include <linux/uaccess.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 30 | enum {NETDEV_STATS, E1000_STATS}; |
| 31 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | struct e1000_stats { |
| 33 | char stat_string[ETH_GSTRING_LEN]; |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 34 | int type; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | int sizeof_stat; |
| 36 | int stat_offset; |
| 37 | }; |
| 38 | |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 39 | #define E1000_STAT(m) E1000_STATS, \ |
| 40 | sizeof(((struct e1000_adapter *)0)->m), \ |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 41 | offsetof(struct e1000_adapter, m) |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 42 | #define E1000_NETDEV_STAT(m) NETDEV_STATS, \ |
| 43 | sizeof(((struct net_device *)0)->m), \ |
| 44 | offsetof(struct net_device, m) |
| 45 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | static const struct e1000_stats e1000_gstrings_stats[] = { |
Mitch Williams | 4955985 | 2006-09-27 12:53:37 -0700 | [diff] [blame] | 47 | { "rx_packets", E1000_STAT(stats.gprc) }, |
| 48 | { "tx_packets", E1000_STAT(stats.gptc) }, |
| 49 | { "rx_bytes", E1000_STAT(stats.gorcl) }, |
| 50 | { "tx_bytes", E1000_STAT(stats.gotcl) }, |
| 51 | { "rx_broadcast", E1000_STAT(stats.bprc) }, |
| 52 | { "tx_broadcast", E1000_STAT(stats.bptc) }, |
| 53 | { "rx_multicast", E1000_STAT(stats.mprc) }, |
| 54 | { "tx_multicast", E1000_STAT(stats.mptc) }, |
| 55 | { "rx_errors", E1000_STAT(stats.rxerrc) }, |
| 56 | { "tx_errors", E1000_STAT(stats.txerrc) }, |
Ajit Khaparde | 5fe31de | 2009-10-07 02:42:23 +0000 | [diff] [blame] | 57 | { "tx_dropped", E1000_NETDEV_STAT(stats.tx_dropped) }, |
Mitch Williams | 4955985 | 2006-09-27 12:53:37 -0700 | [diff] [blame] | 58 | { "multicast", E1000_STAT(stats.mprc) }, |
| 59 | { "collisions", E1000_STAT(stats.colc) }, |
| 60 | { "rx_length_errors", E1000_STAT(stats.rlerrc) }, |
Ajit Khaparde | 5fe31de | 2009-10-07 02:42:23 +0000 | [diff] [blame] | 61 | { "rx_over_errors", E1000_NETDEV_STAT(stats.rx_over_errors) }, |
Mitch Williams | 4955985 | 2006-09-27 12:53:37 -0700 | [diff] [blame] | 62 | { "rx_crc_errors", E1000_STAT(stats.crcerrs) }, |
Ajit Khaparde | 5fe31de | 2009-10-07 02:42:23 +0000 | [diff] [blame] | 63 | { "rx_frame_errors", E1000_NETDEV_STAT(stats.rx_frame_errors) }, |
Malli Chilakala | 2648345 | 2005-04-28 19:44:46 -0700 | [diff] [blame] | 64 | { "rx_no_buffer_count", E1000_STAT(stats.rnbc) }, |
Mitch Williams | 4955985 | 2006-09-27 12:53:37 -0700 | [diff] [blame] | 65 | { "rx_missed_errors", E1000_STAT(stats.mpc) }, |
| 66 | { "tx_aborted_errors", E1000_STAT(stats.ecol) }, |
| 67 | { "tx_carrier_errors", E1000_STAT(stats.tncrs) }, |
Ajit Khaparde | 5fe31de | 2009-10-07 02:42:23 +0000 | [diff] [blame] | 68 | { "tx_fifo_errors", E1000_NETDEV_STAT(stats.tx_fifo_errors) }, |
| 69 | { "tx_heartbeat_errors", E1000_NETDEV_STAT(stats.tx_heartbeat_errors) }, |
Mitch Williams | 4955985 | 2006-09-27 12:53:37 -0700 | [diff] [blame] | 70 | { "tx_window_errors", E1000_STAT(stats.latecol) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | { "tx_abort_late_coll", E1000_STAT(stats.latecol) }, |
| 72 | { "tx_deferred_ok", E1000_STAT(stats.dc) }, |
| 73 | { "tx_single_coll_ok", E1000_STAT(stats.scc) }, |
| 74 | { "tx_multi_coll_ok", E1000_STAT(stats.mcc) }, |
Jeff Kirsher | 6b7660c | 2006-01-12 16:50:35 -0800 | [diff] [blame] | 75 | { "tx_timeout_count", E1000_STAT(tx_timeout_count) }, |
Jesse Brandeburg | fcfb122 | 2006-11-01 08:47:59 -0800 | [diff] [blame] | 76 | { "tx_restart_queue", E1000_STAT(restart_queue) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 77 | { "rx_long_length_errors", E1000_STAT(stats.roc) }, |
| 78 | { "rx_short_length_errors", E1000_STAT(stats.ruc) }, |
| 79 | { "rx_align_errors", E1000_STAT(stats.algnerrc) }, |
| 80 | { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) }, |
| 81 | { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) }, |
| 82 | { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) }, |
| 83 | { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) }, |
| 84 | { "tx_flow_control_xon", E1000_STAT(stats.xontxc) }, |
| 85 | { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) }, |
| 86 | { "rx_long_byte_count", E1000_STAT(stats.gorcl) }, |
| 87 | { "rx_csum_offload_good", E1000_STAT(hw_csum_good) }, |
Mallikarjuna R Chilakala | e4c811c | 2005-10-04 07:05:44 -0400 | [diff] [blame] | 88 | { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) }, |
Jeff Kirsher | 6b7660c | 2006-01-12 16:50:35 -0800 | [diff] [blame] | 89 | { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) }, |
Jeff Garzik | 15e376b | 2006-12-15 11:16:33 -0500 | [diff] [blame] | 90 | { "tx_smbus", E1000_STAT(stats.mgptc) }, |
| 91 | { "rx_smbus", E1000_STAT(stats.mgprc) }, |
| 92 | { "dropped_smbus", E1000_STAT(stats.mgpdc) }, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | }; |
Jeff Kirsher | 7bfa481 | 2006-01-12 16:50:41 -0800 | [diff] [blame] | 94 | |
Jeff Kirsher | 7bfa481 | 2006-01-12 16:50:41 -0800 | [diff] [blame] | 95 | #define E1000_QUEUE_STATS_LEN 0 |
Denis Cheng | ff8ac60 | 2007-09-02 18:30:18 +0800 | [diff] [blame] | 96 | #define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats) |
Jeff Kirsher | 7bfa481 | 2006-01-12 16:50:41 -0800 | [diff] [blame] | 97 | #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN + E1000_QUEUE_STATS_LEN) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 98 | static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { |
| 99 | "Register test (offline)", "Eeprom test (offline)", |
| 100 | "Interrupt test (offline)", "Loopback test (offline)", |
| 101 | "Link test (on/offline)" |
| 102 | }; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 103 | |
Alejandro Martinez Ruiz | 4c3616c | 2007-10-18 10:00:15 +0200 | [diff] [blame] | 104 | #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 105 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 106 | static int e1000_get_settings(struct net_device *netdev, |
| 107 | struct ethtool_cmd *ecmd) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 108 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 109 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 110 | struct e1000_hw *hw = &adapter->hw; |
| 111 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 112 | if (hw->media_type == e1000_media_type_copper) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 113 | ecmd->supported = (SUPPORTED_10baseT_Half | |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 114 | SUPPORTED_10baseT_Full | |
| 115 | SUPPORTED_100baseT_Half | |
| 116 | SUPPORTED_100baseT_Full | |
| 117 | SUPPORTED_1000baseT_Full| |
| 118 | SUPPORTED_Autoneg | |
| 119 | SUPPORTED_TP); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 120 | ecmd->advertising = ADVERTISED_TP; |
| 121 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 122 | if (hw->autoneg == 1) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | ecmd->advertising |= ADVERTISED_Autoneg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 124 | /* the e1000 autoneg seems to match ethtool nicely */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 125 | ecmd->advertising |= hw->autoneg_advertised; |
| 126 | } |
| 127 | |
| 128 | ecmd->port = PORT_TP; |
| 129 | ecmd->phy_address = hw->phy_addr; |
| 130 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 131 | if (hw->mac_type == e1000_82543) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 132 | ecmd->transceiver = XCVR_EXTERNAL; |
| 133 | else |
| 134 | ecmd->transceiver = XCVR_INTERNAL; |
| 135 | |
| 136 | } else { |
| 137 | ecmd->supported = (SUPPORTED_1000baseT_Full | |
| 138 | SUPPORTED_FIBRE | |
| 139 | SUPPORTED_Autoneg); |
| 140 | |
Malli Chilakala | 012609a | 2005-06-17 17:43:06 -0700 | [diff] [blame] | 141 | ecmd->advertising = (ADVERTISED_1000baseT_Full | |
| 142 | ADVERTISED_FIBRE | |
| 143 | ADVERTISED_Autoneg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 144 | |
| 145 | ecmd->port = PORT_FIBRE; |
| 146 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 147 | if (hw->mac_type >= e1000_82545) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | ecmd->transceiver = XCVR_INTERNAL; |
| 149 | else |
| 150 | ecmd->transceiver = XCVR_EXTERNAL; |
| 151 | } |
| 152 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 153 | if (er32(STATUS) & E1000_STATUS_LU) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 154 | e1000_get_speed_and_duplex(hw, &adapter->link_speed, |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 155 | &adapter->link_duplex); |
David Decotigny | 7073949 | 2011-04-27 18:32:40 +0000 | [diff] [blame] | 156 | ethtool_cmd_speed_set(ecmd, adapter->link_speed); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 157 | |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 158 | /* unfortunately FULL_DUPLEX != DUPLEX_FULL |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 159 | * and HALF_DUPLEX != DUPLEX_HALF |
| 160 | */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 161 | if (adapter->link_duplex == FULL_DUPLEX) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 162 | ecmd->duplex = DUPLEX_FULL; |
| 163 | else |
| 164 | ecmd->duplex = DUPLEX_HALF; |
| 165 | } else { |
Jiri Pirko | 537fae0 | 2014-06-06 14:17:00 +0200 | [diff] [blame] | 166 | ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); |
| 167 | ecmd->duplex = DUPLEX_UNKNOWN; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | } |
| 169 | |
| 170 | ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) || |
| 171 | hw->autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; |
Jesse Brandeburg | c819bbd5 | 2012-07-26 02:31:09 +0000 | [diff] [blame] | 172 | |
| 173 | /* MDI-X => 1; MDI => 0 */ |
| 174 | if ((hw->media_type == e1000_media_type_copper) && |
| 175 | netif_carrier_ok(netdev)) |
| 176 | ecmd->eth_tp_mdix = (!!adapter->phy_info.mdix_mode ? |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 177 | ETH_TP_MDI_X : ETH_TP_MDI); |
Jesse Brandeburg | c819bbd5 | 2012-07-26 02:31:09 +0000 | [diff] [blame] | 178 | else |
| 179 | ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; |
| 180 | |
| 181 | if (hw->mdix == AUTO_ALL_MODES) |
| 182 | ecmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; |
| 183 | else |
| 184 | ecmd->eth_tp_mdix_ctrl = hw->mdix; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 185 | return 0; |
| 186 | } |
| 187 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 188 | static int e1000_set_settings(struct net_device *netdev, |
| 189 | struct ethtool_cmd *ecmd) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 190 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 191 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 192 | struct e1000_hw *hw = &adapter->hw; |
| 193 | |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 194 | /* MDI setting is only allowed when autoneg enabled because |
Jesse Brandeburg | c819bbd5 | 2012-07-26 02:31:09 +0000 | [diff] [blame] | 195 | * some hardware doesn't allow MDI setting when speed or |
| 196 | * duplex is forced. |
| 197 | */ |
| 198 | if (ecmd->eth_tp_mdix_ctrl) { |
| 199 | if (hw->media_type != e1000_media_type_copper) |
| 200 | return -EOPNOTSUPP; |
| 201 | |
| 202 | if ((ecmd->eth_tp_mdix_ctrl != ETH_TP_MDI_AUTO) && |
| 203 | (ecmd->autoneg != AUTONEG_ENABLE)) { |
| 204 | e_err(drv, "forcing MDI/MDI-X state is not supported when link speed and/or duplex are forced\n"); |
| 205 | return -EINVAL; |
| 206 | } |
| 207 | } |
| 208 | |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 209 | while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) |
| 210 | msleep(1); |
| 211 | |
Jeff Kirsher | 5712819 | 2006-01-12 16:50:28 -0800 | [diff] [blame] | 212 | if (ecmd->autoneg == AUTONEG_ENABLE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 213 | hw->autoneg = 1; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 214 | if (hw->media_type == e1000_media_type_fiber) |
Malli Chilakala | 012609a | 2005-06-17 17:43:06 -0700 | [diff] [blame] | 215 | hw->autoneg_advertised = ADVERTISED_1000baseT_Full | |
| 216 | ADVERTISED_FIBRE | |
| 217 | ADVERTISED_Autoneg; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 218 | else |
Jeff Kirsher | 2f2ca26 | 2006-09-27 12:53:40 -0700 | [diff] [blame] | 219 | hw->autoneg_advertised = ecmd->advertising | |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 220 | ADVERTISED_TP | |
| 221 | ADVERTISED_Autoneg; |
Malli Chilakala | 012609a | 2005-06-17 17:43:06 -0700 | [diff] [blame] | 222 | ecmd->advertising = hw->autoneg_advertised; |
David Decotigny | 25db033 | 2011-04-27 18:32:39 +0000 | [diff] [blame] | 223 | } else { |
| 224 | u32 speed = ethtool_cmd_speed(ecmd); |
Jesse Brandeburg | c819bbd5 | 2012-07-26 02:31:09 +0000 | [diff] [blame] | 225 | /* calling this overrides forced MDI setting */ |
David Decotigny | 14ad251 | 2011-04-27 18:32:43 +0000 | [diff] [blame] | 226 | if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) { |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 227 | clear_bit(__E1000_RESETTING, &adapter->flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 228 | return -EINVAL; |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 229 | } |
David Decotigny | 25db033 | 2011-04-27 18:32:39 +0000 | [diff] [blame] | 230 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 231 | |
Jesse Brandeburg | c819bbd5 | 2012-07-26 02:31:09 +0000 | [diff] [blame] | 232 | /* MDI-X => 2; MDI => 1; Auto => 3 */ |
| 233 | if (ecmd->eth_tp_mdix_ctrl) { |
| 234 | if (ecmd->eth_tp_mdix_ctrl == ETH_TP_MDI_AUTO) |
| 235 | hw->mdix = AUTO_ALL_MODES; |
| 236 | else |
| 237 | hw->mdix = ecmd->eth_tp_mdix_ctrl; |
| 238 | } |
| 239 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 240 | /* reset the link */ |
| 241 | |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 242 | if (netif_running(adapter->netdev)) { |
| 243 | e1000_down(adapter); |
| 244 | e1000_up(adapter); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 245 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 246 | e1000_reset(adapter); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 247 | } |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 248 | clear_bit(__E1000_RESETTING, &adapter->flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 249 | return 0; |
| 250 | } |
| 251 | |
Nick Nunley | b548192 | 2010-02-03 14:49:28 +0000 | [diff] [blame] | 252 | static u32 e1000_get_link(struct net_device *netdev) |
| 253 | { |
| 254 | struct e1000_adapter *adapter = netdev_priv(netdev); |
| 255 | |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 256 | /* If the link is not reported up to netdev, interrupts are disabled, |
Nick Nunley | b548192 | 2010-02-03 14:49:28 +0000 | [diff] [blame] | 257 | * and so the physical link state may have changed since we last |
| 258 | * looked. Set get_link_status to make sure that the true link |
| 259 | * state is interrogated, rather than pulling a cached and possibly |
| 260 | * stale link state from the driver. |
| 261 | */ |
| 262 | if (!netif_carrier_ok(netdev)) |
| 263 | adapter->hw.get_link_status = 1; |
| 264 | |
| 265 | return e1000_has_link(adapter); |
| 266 | } |
| 267 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 268 | static void e1000_get_pauseparam(struct net_device *netdev, |
| 269 | struct ethtool_pauseparam *pause) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 270 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 271 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 272 | struct e1000_hw *hw = &adapter->hw; |
| 273 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 274 | pause->autoneg = |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 275 | (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 276 | |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 277 | if (hw->fc == E1000_FC_RX_PAUSE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 278 | pause->rx_pause = 1; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 279 | } else if (hw->fc == E1000_FC_TX_PAUSE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | pause->tx_pause = 1; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 281 | } else if (hw->fc == E1000_FC_FULL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 282 | pause->rx_pause = 1; |
| 283 | pause->tx_pause = 1; |
| 284 | } |
| 285 | } |
| 286 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 287 | static int e1000_set_pauseparam(struct net_device *netdev, |
| 288 | struct ethtool_pauseparam *pause) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 289 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 290 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 291 | struct e1000_hw *hw = &adapter->hw; |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 292 | int retval = 0; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 293 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 294 | adapter->fc_autoneg = pause->autoneg; |
| 295 | |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 296 | while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) |
| 297 | msleep(1); |
| 298 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 299 | if (pause->rx_pause && pause->tx_pause) |
Jeff Kirsher | 11241b1 | 2006-09-27 12:53:28 -0700 | [diff] [blame] | 300 | hw->fc = E1000_FC_FULL; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 301 | else if (pause->rx_pause && !pause->tx_pause) |
Jeff Kirsher | 11241b1 | 2006-09-27 12:53:28 -0700 | [diff] [blame] | 302 | hw->fc = E1000_FC_RX_PAUSE; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 303 | else if (!pause->rx_pause && pause->tx_pause) |
Jeff Kirsher | 11241b1 | 2006-09-27 12:53:28 -0700 | [diff] [blame] | 304 | hw->fc = E1000_FC_TX_PAUSE; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 305 | else if (!pause->rx_pause && !pause->tx_pause) |
Jeff Kirsher | 11241b1 | 2006-09-27 12:53:28 -0700 | [diff] [blame] | 306 | hw->fc = E1000_FC_NONE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 307 | |
| 308 | hw->original_fc = hw->fc; |
| 309 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 310 | if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 311 | if (netif_running(adapter->netdev)) { |
| 312 | e1000_down(adapter); |
| 313 | e1000_up(adapter); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 314 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 315 | e1000_reset(adapter); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 316 | } |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 317 | } else |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 318 | retval = ((hw->media_type == e1000_media_type_fiber) ? |
Auke Kok | 90fb513 | 2006-11-01 08:47:30 -0800 | [diff] [blame] | 319 | e1000_setup_link(hw) : e1000_force_mac_fc(hw)); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 320 | |
Jesse Brandeburg | 1a821ca | 2006-08-16 13:38:46 -0700 | [diff] [blame] | 321 | clear_bit(__E1000_RESETTING, &adapter->flags); |
| 322 | return retval; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 323 | } |
| 324 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 325 | static u32 e1000_get_msglevel(struct net_device *netdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 326 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 327 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 328 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 329 | return adapter->msg_enable; |
| 330 | } |
| 331 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 332 | static void e1000_set_msglevel(struct net_device *netdev, u32 data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 333 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 334 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 335 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 | adapter->msg_enable = data; |
| 337 | } |
| 338 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 339 | static int e1000_get_regs_len(struct net_device *netdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 340 | { |
| 341 | #define E1000_REGS_LEN 32 |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 342 | return E1000_REGS_LEN * sizeof(u32); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | } |
| 344 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 345 | static void e1000_get_regs(struct net_device *netdev, struct ethtool_regs *regs, |
| 346 | void *p) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 347 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 348 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 349 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 350 | u32 *regs_buff = p; |
| 351 | u16 phy_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 352 | |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 353 | memset(p, 0, E1000_REGS_LEN * sizeof(u32)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 354 | |
| 355 | regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; |
| 356 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 357 | regs_buff[0] = er32(CTRL); |
| 358 | regs_buff[1] = er32(STATUS); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 359 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 360 | regs_buff[2] = er32(RCTL); |
| 361 | regs_buff[3] = er32(RDLEN); |
| 362 | regs_buff[4] = er32(RDH); |
| 363 | regs_buff[5] = er32(RDT); |
| 364 | regs_buff[6] = er32(RDTR); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 365 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 366 | regs_buff[7] = er32(TCTL); |
| 367 | regs_buff[8] = er32(TDLEN); |
| 368 | regs_buff[9] = er32(TDH); |
| 369 | regs_buff[10] = er32(TDT); |
| 370 | regs_buff[11] = er32(TIDV); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 371 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 372 | regs_buff[12] = hw->phy_type; /* PHY type (IGP=1, M88=0) */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 373 | if (hw->phy_type == e1000_phy_igp) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 374 | e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
| 375 | IGP01E1000_PHY_AGC_A); |
| 376 | e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_A & |
| 377 | IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 378 | regs_buff[13] = (u32)phy_data; /* cable length */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 379 | e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
| 380 | IGP01E1000_PHY_AGC_B); |
| 381 | e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_B & |
| 382 | IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 383 | regs_buff[14] = (u32)phy_data; /* cable length */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 384 | e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
| 385 | IGP01E1000_PHY_AGC_C); |
| 386 | e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_C & |
| 387 | IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 388 | regs_buff[15] = (u32)phy_data; /* cable length */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 389 | e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
| 390 | IGP01E1000_PHY_AGC_D); |
| 391 | e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_D & |
| 392 | IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 393 | regs_buff[16] = (u32)phy_data; /* cable length */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 394 | regs_buff[17] = 0; /* extended 10bt distance (not needed) */ |
| 395 | e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0); |
| 396 | e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS & |
| 397 | IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 398 | regs_buff[18] = (u32)phy_data; /* cable polarity */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 399 | e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, |
| 400 | IGP01E1000_PHY_PCS_INIT_REG); |
| 401 | e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG & |
| 402 | IGP01E1000_PHY_PAGE_SELECT, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 403 | regs_buff[19] = (u32)phy_data; /* cable polarity */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 404 | regs_buff[20] = 0; /* polarity correction enabled (always) */ |
| 405 | regs_buff[22] = 0; /* phy receive errors (unavailable) */ |
| 406 | regs_buff[23] = regs_buff[18]; /* mdix mode */ |
| 407 | e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0); |
| 408 | } else { |
Auke Kok | 8fc897b | 2006-08-28 14:56:16 -0700 | [diff] [blame] | 409 | e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 410 | regs_buff[13] = (u32)phy_data; /* cable length */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 411 | regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
| 412 | regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
| 413 | regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
Auke Kok | 8fc897b | 2006-08-28 14:56:16 -0700 | [diff] [blame] | 414 | e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 415 | regs_buff[17] = (u32)phy_data; /* extended 10bt distance */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 416 | regs_buff[18] = regs_buff[13]; /* cable polarity */ |
| 417 | regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */ |
| 418 | regs_buff[20] = regs_buff[17]; /* polarity correction */ |
| 419 | /* phy receive errors */ |
| 420 | regs_buff[22] = adapter->phy_stats.receive_errors; |
| 421 | regs_buff[23] = regs_buff[13]; /* mdix mode */ |
| 422 | } |
| 423 | regs_buff[21] = adapter->phy_stats.idle_errors; /* phy idle errors */ |
| 424 | e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data); |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 425 | regs_buff[24] = (u32)phy_data; /* phy local receiver status */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 426 | regs_buff[25] = regs_buff[24]; /* phy remote receiver status */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 427 | if (hw->mac_type >= e1000_82540 && |
Jesse Brandeburg | 4ccc12a | 2006-10-24 14:45:53 -0700 | [diff] [blame] | 428 | hw->media_type == e1000_media_type_copper) { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 429 | regs_buff[26] = er32(MANC); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | } |
| 431 | } |
| 432 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 433 | static int e1000_get_eeprom_len(struct net_device *netdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 434 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 435 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 436 | struct e1000_hw *hw = &adapter->hw; |
| 437 | |
| 438 | return hw->eeprom.word_size * 2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 439 | } |
| 440 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 441 | static int e1000_get_eeprom(struct net_device *netdev, |
| 442 | struct ethtool_eeprom *eeprom, u8 *bytes) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 443 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 444 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 445 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 446 | u16 *eeprom_buff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 447 | int first_word, last_word; |
| 448 | int ret_val = 0; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 449 | u16 i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 450 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 451 | if (eeprom->len == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 452 | return -EINVAL; |
| 453 | |
| 454 | eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
| 455 | |
| 456 | first_word = eeprom->offset >> 1; |
| 457 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| 458 | |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 459 | eeprom_buff = kmalloc(sizeof(u16) * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | (last_word - first_word + 1), GFP_KERNEL); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 461 | if (!eeprom_buff) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 462 | return -ENOMEM; |
| 463 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 464 | if (hw->eeprom.type == e1000_eeprom_spi) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 465 | ret_val = e1000_read_eeprom(hw, first_word, |
| 466 | last_word - first_word + 1, |
| 467 | eeprom_buff); |
| 468 | else { |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 469 | for (i = 0; i < last_word - first_word + 1; i++) { |
| 470 | ret_val = e1000_read_eeprom(hw, first_word + i, 1, |
| 471 | &eeprom_buff[i]); |
| 472 | if (ret_val) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 473 | break; |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 474 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 475 | } |
| 476 | |
| 477 | /* Device's eeprom is always little-endian, word addressable */ |
| 478 | for (i = 0; i < last_word - first_word + 1; i++) |
| 479 | le16_to_cpus(&eeprom_buff[i]); |
| 480 | |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 481 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 482 | eeprom->len); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 483 | kfree(eeprom_buff); |
| 484 | |
| 485 | return ret_val; |
| 486 | } |
| 487 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 488 | static int e1000_set_eeprom(struct net_device *netdev, |
| 489 | struct ethtool_eeprom *eeprom, u8 *bytes) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 490 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 491 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 492 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 493 | u16 *eeprom_buff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 494 | void *ptr; |
| 495 | int max_len, first_word, last_word, ret_val = 0; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 496 | u16 i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 497 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 498 | if (eeprom->len == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 499 | return -EOPNOTSUPP; |
| 500 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 501 | if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 502 | return -EFAULT; |
| 503 | |
| 504 | max_len = hw->eeprom.word_size * 2; |
| 505 | |
| 506 | first_word = eeprom->offset >> 1; |
| 507 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| 508 | eeprom_buff = kmalloc(max_len, GFP_KERNEL); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 509 | if (!eeprom_buff) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 510 | return -ENOMEM; |
| 511 | |
| 512 | ptr = (void *)eeprom_buff; |
| 513 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 514 | if (eeprom->offset & 1) { |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 515 | /* need read/modify/write of first changed EEPROM word |
| 516 | * only the second byte of the word is being modified |
| 517 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 518 | ret_val = e1000_read_eeprom(hw, first_word, 1, |
| 519 | &eeprom_buff[0]); |
| 520 | ptr++; |
| 521 | } |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 522 | if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) { |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 523 | /* need read/modify/write of last changed EEPROM word |
| 524 | * only the first byte of the word is being modified |
| 525 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 526 | ret_val = e1000_read_eeprom(hw, last_word, 1, |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 527 | &eeprom_buff[last_word - first_word]); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 528 | } |
| 529 | |
| 530 | /* Device's eeprom is always little-endian, word addressable */ |
| 531 | for (i = 0; i < last_word - first_word + 1; i++) |
| 532 | le16_to_cpus(&eeprom_buff[i]); |
| 533 | |
| 534 | memcpy(ptr, bytes, eeprom->len); |
| 535 | |
| 536 | for (i = 0; i < last_word - first_word + 1; i++) |
| 537 | eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); |
| 538 | |
| 539 | ret_val = e1000_write_eeprom(hw, first_word, |
| 540 | last_word - first_word + 1, eeprom_buff); |
| 541 | |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 542 | /* Update the checksum over the first part of the EEPROM if needed */ |
| 543 | if ((ret_val == 0) && (first_word <= EEPROM_CHECKSUM_REG)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 544 | e1000_update_eeprom_checksum(hw); |
| 545 | |
| 546 | kfree(eeprom_buff); |
| 547 | return ret_val; |
| 548 | } |
| 549 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 550 | static void e1000_get_drvinfo(struct net_device *netdev, |
| 551 | struct ethtool_drvinfo *drvinfo) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 552 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 553 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 554 | |
Rick Jones | 612a94d | 2011-11-14 08:13:25 +0000 | [diff] [blame] | 555 | strlcpy(drvinfo->driver, e1000_driver_name, |
| 556 | sizeof(drvinfo->driver)); |
| 557 | strlcpy(drvinfo->version, e1000_driver_version, |
| 558 | sizeof(drvinfo->version)); |
Jeff Kirsher | a2917e2 | 2006-01-12 16:51:23 -0800 | [diff] [blame] | 559 | |
Rick Jones | 612a94d | 2011-11-14 08:13:25 +0000 | [diff] [blame] | 560 | strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), |
| 561 | sizeof(drvinfo->bus_info)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 562 | drvinfo->regdump_len = e1000_get_regs_len(netdev); |
| 563 | drvinfo->eedump_len = e1000_get_eeprom_len(netdev); |
| 564 | } |
| 565 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 566 | static void e1000_get_ringparam(struct net_device *netdev, |
| 567 | struct ethtool_ringparam *ring) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 568 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 569 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 570 | struct e1000_hw *hw = &adapter->hw; |
| 571 | e1000_mac_type mac_type = hw->mac_type; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 572 | struct e1000_tx_ring *txdr = adapter->tx_ring; |
| 573 | struct e1000_rx_ring *rxdr = adapter->rx_ring; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 574 | |
| 575 | ring->rx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_RXD : |
| 576 | E1000_MAX_82544_RXD; |
| 577 | ring->tx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_TXD : |
| 578 | E1000_MAX_82544_TXD; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 579 | ring->rx_pending = rxdr->count; |
| 580 | ring->tx_pending = txdr->count; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 581 | } |
| 582 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 583 | static int e1000_set_ringparam(struct net_device *netdev, |
| 584 | struct ethtool_ringparam *ring) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 585 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 586 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 587 | struct e1000_hw *hw = &adapter->hw; |
| 588 | e1000_mac_type mac_type = hw->mac_type; |
Vasily Averin | 793fab72 | 2006-09-27 12:54:14 -0700 | [diff] [blame] | 589 | struct e1000_tx_ring *txdr, *tx_old; |
| 590 | struct e1000_rx_ring *rxdr, *rx_old; |
Yan Burman | 1c7e5b1 | 2007-03-06 08:58:04 -0800 | [diff] [blame] | 591 | int i, err; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 592 | |
Jeff Kirsher | 0989aa4 | 2006-03-02 18:17:16 -0800 | [diff] [blame] | 593 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
| 594 | return -EINVAL; |
| 595 | |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 596 | while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) |
| 597 | msleep(1); |
| 598 | |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 599 | if (netif_running(adapter->netdev)) |
| 600 | e1000_down(adapter); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 601 | |
| 602 | tx_old = adapter->tx_ring; |
| 603 | rx_old = adapter->rx_ring; |
| 604 | |
Vasily Averin | 793fab72 | 2006-09-27 12:54:14 -0700 | [diff] [blame] | 605 | err = -ENOMEM; |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 606 | txdr = kcalloc(adapter->num_tx_queues, sizeof(struct e1000_tx_ring), |
| 607 | GFP_KERNEL); |
Vasily Averin | 793fab72 | 2006-09-27 12:54:14 -0700 | [diff] [blame] | 608 | if (!txdr) |
| 609 | goto err_alloc_tx; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 610 | |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 611 | rxdr = kcalloc(adapter->num_rx_queues, sizeof(struct e1000_rx_ring), |
| 612 | GFP_KERNEL); |
Vasily Averin | 793fab72 | 2006-09-27 12:54:14 -0700 | [diff] [blame] | 613 | if (!rxdr) |
| 614 | goto err_alloc_rx; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 615 | |
Vasily Averin | 793fab72 | 2006-09-27 12:54:14 -0700 | [diff] [blame] | 616 | adapter->tx_ring = txdr; |
| 617 | adapter->rx_ring = rxdr; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 618 | |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 619 | rxdr->count = max(ring->rx_pending, (u32)E1000_MIN_RXD); |
| 620 | rxdr->count = min(rxdr->count, (u32)(mac_type < e1000_82544 ? |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 621 | E1000_MAX_RXD : E1000_MAX_82544_RXD)); |
Milind Arun Choudhary | 9099cfb | 2007-04-27 13:55:29 -0700 | [diff] [blame] | 622 | rxdr->count = ALIGN(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 623 | txdr->count = max(ring->tx_pending, (u32)E1000_MIN_TXD); |
| 624 | txdr->count = min(txdr->count, (u32)(mac_type < e1000_82544 ? |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 625 | E1000_MAX_TXD : E1000_MAX_82544_TXD)); |
Milind Arun Choudhary | 9099cfb | 2007-04-27 13:55:29 -0700 | [diff] [blame] | 626 | txdr->count = ALIGN(txdr->count, REQ_TX_DESCRIPTOR_MULTIPLE); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 627 | |
Jeff Kirsher | f56799e | 2006-01-12 16:50:39 -0800 | [diff] [blame] | 628 | for (i = 0; i < adapter->num_tx_queues; i++) |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 629 | txdr[i].count = txdr->count; |
Jeff Kirsher | f56799e | 2006-01-12 16:50:39 -0800 | [diff] [blame] | 630 | for (i = 0; i < adapter->num_rx_queues; i++) |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 631 | rxdr[i].count = rxdr->count; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 632 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 633 | if (netif_running(adapter->netdev)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 634 | /* Try to get new resources before deleting old */ |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 635 | err = e1000_setup_all_rx_resources(adapter); |
| 636 | if (err) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 637 | goto err_setup_rx; |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 638 | err = e1000_setup_all_tx_resources(adapter); |
| 639 | if (err) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 640 | goto err_setup_tx; |
| 641 | |
| 642 | /* save the new, restore the old in order to free it, |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 643 | * then restore the new back again |
| 644 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 645 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 646 | adapter->rx_ring = rx_old; |
| 647 | adapter->tx_ring = tx_old; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 648 | e1000_free_all_rx_resources(adapter); |
| 649 | e1000_free_all_tx_resources(adapter); |
| 650 | kfree(tx_old); |
| 651 | kfree(rx_old); |
Vasily Averin | 793fab72 | 2006-09-27 12:54:14 -0700 | [diff] [blame] | 652 | adapter->rx_ring = rxdr; |
| 653 | adapter->tx_ring = txdr; |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 654 | err = e1000_up(adapter); |
| 655 | if (err) |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 656 | goto err_setup; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 657 | } |
| 658 | |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 659 | clear_bit(__E1000_RESETTING, &adapter->flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 660 | return 0; |
| 661 | err_setup_tx: |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 662 | e1000_free_all_rx_resources(adapter); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 663 | err_setup_rx: |
| 664 | adapter->rx_ring = rx_old; |
| 665 | adapter->tx_ring = tx_old; |
Vasily Averin | 793fab72 | 2006-09-27 12:54:14 -0700 | [diff] [blame] | 666 | kfree(rxdr); |
| 667 | err_alloc_rx: |
| 668 | kfree(txdr); |
| 669 | err_alloc_tx: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 670 | e1000_up(adapter); |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 671 | err_setup: |
| 672 | clear_bit(__E1000_RESETTING, &adapter->flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 673 | return err; |
| 674 | } |
| 675 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 676 | static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data, int reg, |
| 677 | u32 mask, u32 write) |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 678 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 679 | struct e1000_hw *hw = &adapter->hw; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 680 | static const u32 test[] = { |
| 681 | 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF |
| 682 | }; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 683 | u8 __iomem *address = hw->hw_addr + reg; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 684 | u32 read; |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 685 | int i; |
| 686 | |
| 687 | for (i = 0; i < ARRAY_SIZE(test); i++) { |
| 688 | writel(write & test[i], address); |
| 689 | read = readl(address); |
| 690 | if (read != (write & test[i] & mask)) { |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 691 | e_err(drv, "pattern test reg %04X failed: " |
| 692 | "got 0x%08X expected 0x%08X\n", |
| 693 | reg, read, (write & test[i] & mask)); |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 694 | *data = reg; |
| 695 | return true; |
| 696 | } |
| 697 | } |
| 698 | return false; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 699 | } |
| 700 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 701 | static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, int reg, |
| 702 | u32 mask, u32 write) |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 703 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 704 | struct e1000_hw *hw = &adapter->hw; |
| 705 | u8 __iomem *address = hw->hw_addr + reg; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 706 | u32 read; |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 707 | |
| 708 | writel(write & mask, address); |
| 709 | read = readl(address); |
| 710 | if ((read & mask) != (write & mask)) { |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 711 | e_err(drv, "set/check reg %04X test failed: " |
Emil Tantilov | 675ad47 | 2010-04-27 14:02:58 +0000 | [diff] [blame] | 712 | "got 0x%08X expected 0x%08X\n", |
| 713 | reg, (read & mask), (write & mask)); |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 714 | *data = reg; |
| 715 | return true; |
| 716 | } |
| 717 | return false; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 718 | } |
| 719 | |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 720 | #define REG_PATTERN_TEST(reg, mask, write) \ |
| 721 | do { \ |
| 722 | if (reg_pattern_test(adapter, data, \ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 723 | (hw->mac_type >= e1000_82543) \ |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 724 | ? E1000_##reg : E1000_82542_##reg, \ |
| 725 | mask, write)) \ |
| 726 | return 1; \ |
| 727 | } while (0) |
| 728 | |
| 729 | #define REG_SET_AND_CHECK(reg, mask, write) \ |
| 730 | do { \ |
| 731 | if (reg_set_and_check(adapter, data, \ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 732 | (hw->mac_type >= e1000_82543) \ |
Joe Perches | 7e64300 | 2007-11-13 20:52:05 -0800 | [diff] [blame] | 733 | ? E1000_##reg : E1000_82542_##reg, \ |
| 734 | mask, write)) \ |
| 735 | return 1; \ |
| 736 | } while (0) |
| 737 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 738 | static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 739 | { |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 740 | u32 value, before, after; |
| 741 | u32 i, toggle; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 742 | struct e1000_hw *hw = &adapter->hw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 743 | |
| 744 | /* The status register is Read Only, so a write should fail. |
| 745 | * Some bits that get toggled are ignored. |
| 746 | */ |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 747 | |
Mallikarjuna R Chilakala | 868d530 | 2005-10-04 06:58:59 -0400 | [diff] [blame] | 748 | /* there are several bits on newer hardware that are r/w */ |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 749 | toggle = 0xFFFFF833; |
Malli Chilakala | b01f669 | 2005-06-17 17:42:29 -0700 | [diff] [blame] | 750 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 751 | before = er32(STATUS); |
| 752 | value = (er32(STATUS) & toggle); |
| 753 | ew32(STATUS, toggle); |
| 754 | after = er32(STATUS) & toggle; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 755 | if (value != after) { |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 756 | e_err(drv, "failed STATUS register test got: " |
Emil Tantilov | 675ad47 | 2010-04-27 14:02:58 +0000 | [diff] [blame] | 757 | "0x%08X expected: 0x%08X\n", after, value); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | *data = 1; |
| 759 | return 1; |
| 760 | } |
Malli Chilakala | b01f669 | 2005-06-17 17:42:29 -0700 | [diff] [blame] | 761 | /* restore previous status */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 762 | ew32(STATUS, before); |
Auke Kok | 90fb513 | 2006-11-01 08:47:30 -0800 | [diff] [blame] | 763 | |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 764 | REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF); |
| 765 | REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF); |
| 766 | REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF); |
| 767 | REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF); |
Auke Kok | 90fb513 | 2006-11-01 08:47:30 -0800 | [diff] [blame] | 768 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 769 | REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF); |
| 770 | REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF); |
| 771 | REG_PATTERN_TEST(RDLEN, 0x000FFF80, 0x000FFFFF); |
| 772 | REG_PATTERN_TEST(RDH, 0x0000FFFF, 0x0000FFFF); |
| 773 | REG_PATTERN_TEST(RDT, 0x0000FFFF, 0x0000FFFF); |
| 774 | REG_PATTERN_TEST(FCRTH, 0x0000FFF8, 0x0000FFF8); |
| 775 | REG_PATTERN_TEST(FCTTV, 0x0000FFFF, 0x0000FFFF); |
| 776 | REG_PATTERN_TEST(TIPG, 0x3FFFFFFF, 0x3FFFFFFF); |
| 777 | REG_PATTERN_TEST(TDBAH, 0xFFFFFFFF, 0xFFFFFFFF); |
| 778 | REG_PATTERN_TEST(TDLEN, 0x000FFF80, 0x000FFFFF); |
| 779 | |
| 780 | REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000); |
Auke Kok | 90fb513 | 2006-11-01 08:47:30 -0800 | [diff] [blame] | 781 | |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 782 | before = 0x06DFB3FE; |
Auke Kok | cd94dd0 | 2006-06-27 09:08:22 -0700 | [diff] [blame] | 783 | REG_SET_AND_CHECK(RCTL, before, 0x003FFFFB); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 784 | REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000); |
| 785 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 786 | if (hw->mac_type >= e1000_82543) { |
Auke Kok | cd94dd0 | 2006-06-27 09:08:22 -0700 | [diff] [blame] | 787 | REG_SET_AND_CHECK(RCTL, before, 0xFFFFFFFF); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 788 | REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF); |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 789 | REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 790 | REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); |
| 791 | REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF); |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 792 | value = E1000_RAR_ENTRIES; |
Auke Kok | cd94dd0 | 2006-06-27 09:08:22 -0700 | [diff] [blame] | 793 | for (i = 0; i < value; i++) { |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 794 | REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), |
| 795 | 0x8003FFFF, 0xFFFFFFFF); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 796 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 797 | } else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 798 | REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x01FFFFFF); |
| 799 | REG_PATTERN_TEST(RDBAL, 0xFFFFF000, 0xFFFFFFFF); |
| 800 | REG_PATTERN_TEST(TXCW, 0x0000FFFF, 0x0000FFFF); |
| 801 | REG_PATTERN_TEST(TDBAL, 0xFFFFF000, 0xFFFFFFFF); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 802 | } |
| 803 | |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 804 | value = E1000_MC_TBL_SIZE; |
Auke Kok | cd94dd0 | 2006-06-27 09:08:22 -0700 | [diff] [blame] | 805 | for (i = 0; i < value; i++) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 806 | REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF); |
| 807 | |
| 808 | *data = 0; |
| 809 | return 0; |
| 810 | } |
| 811 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 812 | static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 813 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 814 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 815 | u16 temp; |
| 816 | u16 checksum = 0; |
| 817 | u16 i; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 818 | |
| 819 | *data = 0; |
| 820 | /* Read and add up the contents of the EEPROM */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 821 | for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 822 | if ((e1000_read_eeprom(hw, i, 1, &temp)) < 0) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 823 | *data = 1; |
| 824 | break; |
| 825 | } |
| 826 | checksum += temp; |
| 827 | } |
| 828 | |
| 829 | /* If Checksum is not Correct return error else test passed */ |
Joe Perches | e982f17 | 2008-07-11 15:17:18 -0700 | [diff] [blame] | 830 | if ((checksum != (u16)EEPROM_SUM) && !(*data)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 831 | *data = 2; |
| 832 | |
| 833 | return *data; |
| 834 | } |
| 835 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 836 | static irqreturn_t e1000_test_intr(int irq, void *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 837 | { |
Joe Perches | e982f17 | 2008-07-11 15:17:18 -0700 | [diff] [blame] | 838 | struct net_device *netdev = (struct net_device *)data; |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 839 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 840 | struct e1000_hw *hw = &adapter->hw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 841 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 842 | adapter->test_icr |= er32(ICR); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 843 | |
| 844 | return IRQ_HANDLED; |
| 845 | } |
| 846 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 847 | static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 848 | { |
| 849 | struct net_device *netdev = adapter->netdev; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 850 | u32 mask, i = 0; |
Joe Perches | c3033b0 | 2008-03-21 11:06:25 -0700 | [diff] [blame] | 851 | bool shared_int = true; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 852 | u32 irq = adapter->pdev->irq; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 853 | struct e1000_hw *hw = &adapter->hw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 854 | |
| 855 | *data = 0; |
| 856 | |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 857 | /* NOTE: we don't test MSI interrupts here, yet |
| 858 | * Hook up test interrupt handler just for this test |
| 859 | */ |
Joe Perches | a0607fd | 2009-11-18 23:29:17 -0800 | [diff] [blame] | 860 | if (!request_irq(irq, e1000_test_intr, IRQF_PROBE_SHARED, netdev->name, |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 861 | netdev)) |
Joe Perches | c3033b0 | 2008-03-21 11:06:25 -0700 | [diff] [blame] | 862 | shared_int = false; |
Joe Perches | a0607fd | 2009-11-18 23:29:17 -0800 | [diff] [blame] | 863 | else if (request_irq(irq, e1000_test_intr, IRQF_SHARED, |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 864 | netdev->name, netdev)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 865 | *data = 1; |
| 866 | return -1; |
| 867 | } |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 868 | e_info(hw, "testing %s interrupt\n", (shared_int ? |
| 869 | "shared" : "unshared")); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 870 | |
| 871 | /* Disable all the interrupts */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 872 | ew32(IMC, 0xFFFFFFFF); |
Jesse Brandeburg | 945a515 | 2011-07-20 00:56:21 +0000 | [diff] [blame] | 873 | E1000_WRITE_FLUSH(); |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 874 | msleep(10); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 875 | |
| 876 | /* Test each interrupt */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 877 | for (; i < 10; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 878 | /* Interrupt to test */ |
| 879 | mask = 1 << i; |
| 880 | |
Auke Kok | 76c224b | 2006-05-23 13:36:06 -0700 | [diff] [blame] | 881 | if (!shared_int) { |
| 882 | /* Disable the interrupt to be reported in |
| 883 | * the cause register and then force the same |
| 884 | * interrupt and see if one gets posted. If |
| 885 | * an interrupt was posted to the bus, the |
| 886 | * test failed. |
| 887 | */ |
| 888 | adapter->test_icr = 0; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 889 | ew32(IMC, mask); |
| 890 | ew32(ICS, mask); |
Jesse Brandeburg | 945a515 | 2011-07-20 00:56:21 +0000 | [diff] [blame] | 891 | E1000_WRITE_FLUSH(); |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 892 | msleep(10); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 893 | |
Auke Kok | 76c224b | 2006-05-23 13:36:06 -0700 | [diff] [blame] | 894 | if (adapter->test_icr & mask) { |
| 895 | *data = 3; |
| 896 | break; |
| 897 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 898 | } |
| 899 | |
| 900 | /* Enable the interrupt to be reported in |
| 901 | * the cause register and then force the same |
| 902 | * interrupt and see if one gets posted. If |
| 903 | * an interrupt was not posted to the bus, the |
| 904 | * test failed. |
| 905 | */ |
| 906 | adapter->test_icr = 0; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 907 | ew32(IMS, mask); |
| 908 | ew32(ICS, mask); |
Jesse Brandeburg | 945a515 | 2011-07-20 00:56:21 +0000 | [diff] [blame] | 909 | E1000_WRITE_FLUSH(); |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 910 | msleep(10); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 911 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 912 | if (!(adapter->test_icr & mask)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 913 | *data = 4; |
| 914 | break; |
| 915 | } |
| 916 | |
Auke Kok | 76c224b | 2006-05-23 13:36:06 -0700 | [diff] [blame] | 917 | if (!shared_int) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 918 | /* Disable the other interrupts to be reported in |
| 919 | * the cause register and then force the other |
| 920 | * interrupts and see if any get posted. If |
| 921 | * an interrupt was posted to the bus, the |
| 922 | * test failed. |
| 923 | */ |
| 924 | adapter->test_icr = 0; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 925 | ew32(IMC, ~mask & 0x00007FFF); |
| 926 | ew32(ICS, ~mask & 0x00007FFF); |
Jesse Brandeburg | 945a515 | 2011-07-20 00:56:21 +0000 | [diff] [blame] | 927 | E1000_WRITE_FLUSH(); |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 928 | msleep(10); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 929 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 930 | if (adapter->test_icr) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 931 | *data = 5; |
| 932 | break; |
| 933 | } |
| 934 | } |
| 935 | } |
| 936 | |
| 937 | /* Disable all the interrupts */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 938 | ew32(IMC, 0xFFFFFFFF); |
Jesse Brandeburg | 945a515 | 2011-07-20 00:56:21 +0000 | [diff] [blame] | 939 | E1000_WRITE_FLUSH(); |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 940 | msleep(10); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 941 | |
| 942 | /* Unhook test interrupt handler */ |
| 943 | free_irq(irq, netdev); |
| 944 | |
| 945 | return *data; |
| 946 | } |
| 947 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 948 | static void e1000_free_desc_rings(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 949 | { |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 950 | struct e1000_tx_ring *txdr = &adapter->test_tx_ring; |
| 951 | struct e1000_rx_ring *rxdr = &adapter->test_rx_ring; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 952 | struct pci_dev *pdev = adapter->pdev; |
| 953 | int i; |
| 954 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 955 | if (txdr->desc && txdr->buffer_info) { |
| 956 | for (i = 0; i < txdr->count; i++) { |
| 957 | if (txdr->buffer_info[i].dma) |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 958 | dma_unmap_single(&pdev->dev, |
| 959 | txdr->buffer_info[i].dma, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 960 | txdr->buffer_info[i].length, |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 961 | DMA_TO_DEVICE); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 962 | if (txdr->buffer_info[i].skb) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 963 | dev_kfree_skb(txdr->buffer_info[i].skb); |
| 964 | } |
| 965 | } |
| 966 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 967 | if (rxdr->desc && rxdr->buffer_info) { |
| 968 | for (i = 0; i < rxdr->count; i++) { |
| 969 | if (rxdr->buffer_info[i].dma) |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 970 | dma_unmap_single(&pdev->dev, |
| 971 | rxdr->buffer_info[i].dma, |
Florian Westphal | 93f0afe | 2014-09-03 13:34:26 +0000 | [diff] [blame] | 972 | E1000_RXBUFFER_2048, |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 973 | DMA_FROM_DEVICE); |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 974 | kfree(rxdr->buffer_info[i].rxbuf.data); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 975 | } |
| 976 | } |
| 977 | |
Jeff Kirsher | f564511 | 2006-01-12 16:51:01 -0800 | [diff] [blame] | 978 | if (txdr->desc) { |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 979 | dma_free_coherent(&pdev->dev, txdr->size, txdr->desc, |
| 980 | txdr->dma); |
John W. Linville | 6b27adb | 2005-11-08 15:59:30 -0500 | [diff] [blame] | 981 | txdr->desc = NULL; |
| 982 | } |
Jeff Kirsher | f564511 | 2006-01-12 16:51:01 -0800 | [diff] [blame] | 983 | if (rxdr->desc) { |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 984 | dma_free_coherent(&pdev->dev, rxdr->size, rxdr->desc, |
| 985 | rxdr->dma); |
John W. Linville | 6b27adb | 2005-11-08 15:59:30 -0500 | [diff] [blame] | 986 | rxdr->desc = NULL; |
| 987 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 988 | |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 989 | kfree(txdr->buffer_info); |
John W. Linville | 6b27adb | 2005-11-08 15:59:30 -0500 | [diff] [blame] | 990 | txdr->buffer_info = NULL; |
Jesper Juhl | b4558ea | 2005-10-28 16:53:13 -0400 | [diff] [blame] | 991 | kfree(rxdr->buffer_info); |
John W. Linville | 6b27adb | 2005-11-08 15:59:30 -0500 | [diff] [blame] | 992 | rxdr->buffer_info = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 993 | } |
| 994 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 995 | static int e1000_setup_desc_rings(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 996 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 997 | struct e1000_hw *hw = &adapter->hw; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 998 | struct e1000_tx_ring *txdr = &adapter->test_tx_ring; |
| 999 | struct e1000_rx_ring *rxdr = &adapter->test_rx_ring; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1000 | struct pci_dev *pdev = adapter->pdev; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1001 | u32 rctl; |
Yan Burman | 1c7e5b1 | 2007-03-06 08:58:04 -0800 | [diff] [blame] | 1002 | int i, ret_val; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1003 | |
| 1004 | /* Setup Tx descriptor ring and Tx buffers */ |
| 1005 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1006 | if (!txdr->count) |
| 1007 | txdr->count = E1000_DEFAULT_TXD; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1008 | |
Florian Westphal | 580f321 | 2014-09-03 13:34:31 +0000 | [diff] [blame] | 1009 | txdr->buffer_info = kcalloc(txdr->count, sizeof(struct e1000_tx_buffer), |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 1010 | GFP_KERNEL); |
| 1011 | if (!txdr->buffer_info) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1012 | ret_val = 1; |
| 1013 | goto err_nomem; |
| 1014 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1015 | |
| 1016 | txdr->size = txdr->count * sizeof(struct e1000_tx_desc); |
Milind Arun Choudhary | 9099cfb | 2007-04-27 13:55:29 -0700 | [diff] [blame] | 1017 | txdr->size = ALIGN(txdr->size, 4096); |
Joe Perches | ede23fa | 2013-08-26 22:45:23 -0700 | [diff] [blame] | 1018 | txdr->desc = dma_zalloc_coherent(&pdev->dev, txdr->size, &txdr->dma, |
| 1019 | GFP_KERNEL); |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 1020 | if (!txdr->desc) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1021 | ret_val = 2; |
| 1022 | goto err_nomem; |
| 1023 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1024 | txdr->next_to_use = txdr->next_to_clean = 0; |
| 1025 | |
Joe Perches | e982f17 | 2008-07-11 15:17:18 -0700 | [diff] [blame] | 1026 | ew32(TDBAL, ((u64)txdr->dma & 0x00000000FFFFFFFF)); |
| 1027 | ew32(TDBAH, ((u64)txdr->dma >> 32)); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1028 | ew32(TDLEN, txdr->count * sizeof(struct e1000_tx_desc)); |
| 1029 | ew32(TDH, 0); |
| 1030 | ew32(TDT, 0); |
| 1031 | ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | |
| 1032 | E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | |
| 1033 | E1000_FDX_COLLISION_DISTANCE << E1000_COLD_SHIFT); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1034 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1035 | for (i = 0; i < txdr->count; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1036 | struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*txdr, i); |
| 1037 | struct sk_buff *skb; |
| 1038 | unsigned int size = 1024; |
| 1039 | |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 1040 | skb = alloc_skb(size, GFP_KERNEL); |
| 1041 | if (!skb) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1042 | ret_val = 3; |
| 1043 | goto err_nomem; |
| 1044 | } |
| 1045 | skb_put(skb, size); |
| 1046 | txdr->buffer_info[i].skb = skb; |
| 1047 | txdr->buffer_info[i].length = skb->len; |
| 1048 | txdr->buffer_info[i].dma = |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 1049 | dma_map_single(&pdev->dev, skb->data, skb->len, |
| 1050 | DMA_TO_DEVICE); |
Christoph Paasch | d6b057b | 2013-03-20 08:59:35 +0000 | [diff] [blame] | 1051 | if (dma_mapping_error(&pdev->dev, txdr->buffer_info[i].dma)) { |
| 1052 | ret_val = 4; |
| 1053 | goto err_nomem; |
| 1054 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1055 | tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma); |
| 1056 | tx_desc->lower.data = cpu_to_le32(skb->len); |
| 1057 | tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | |
| 1058 | E1000_TXD_CMD_IFCS | |
| 1059 | E1000_TXD_CMD_RPS); |
| 1060 | tx_desc->upper.data = 0; |
| 1061 | } |
| 1062 | |
| 1063 | /* Setup Rx descriptor ring and Rx buffers */ |
| 1064 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1065 | if (!rxdr->count) |
| 1066 | rxdr->count = E1000_DEFAULT_RXD; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1067 | |
Florian Westphal | 93f0afe | 2014-09-03 13:34:26 +0000 | [diff] [blame] | 1068 | rxdr->buffer_info = kcalloc(rxdr->count, sizeof(struct e1000_rx_buffer), |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 1069 | GFP_KERNEL); |
| 1070 | if (!rxdr->buffer_info) { |
Christoph Paasch | d6b057b | 2013-03-20 08:59:35 +0000 | [diff] [blame] | 1071 | ret_val = 5; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1072 | goto err_nomem; |
| 1073 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1074 | |
| 1075 | rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc); |
Joe Perches | ede23fa | 2013-08-26 22:45:23 -0700 | [diff] [blame] | 1076 | rxdr->desc = dma_zalloc_coherent(&pdev->dev, rxdr->size, &rxdr->dma, |
| 1077 | GFP_KERNEL); |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 1078 | if (!rxdr->desc) { |
Christoph Paasch | d6b057b | 2013-03-20 08:59:35 +0000 | [diff] [blame] | 1079 | ret_val = 6; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1080 | goto err_nomem; |
| 1081 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1082 | rxdr->next_to_use = rxdr->next_to_clean = 0; |
| 1083 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1084 | rctl = er32(RCTL); |
| 1085 | ew32(RCTL, rctl & ~E1000_RCTL_EN); |
Joe Perches | e982f17 | 2008-07-11 15:17:18 -0700 | [diff] [blame] | 1086 | ew32(RDBAL, ((u64)rxdr->dma & 0xFFFFFFFF)); |
| 1087 | ew32(RDBAH, ((u64)rxdr->dma >> 32)); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1088 | ew32(RDLEN, rxdr->size); |
| 1089 | ew32(RDH, 0); |
| 1090 | ew32(RDT, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1091 | rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 | |
| 1092 | E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1093 | (hw->mc_filter_type << E1000_RCTL_MO_SHIFT); |
| 1094 | ew32(RCTL, rctl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1095 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1096 | for (i = 0; i < rxdr->count; i++) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1097 | struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i); |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 1098 | u8 *buf; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1099 | |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 1100 | buf = kzalloc(E1000_RXBUFFER_2048 + NET_SKB_PAD + NET_IP_ALIGN, |
| 1101 | GFP_KERNEL); |
| 1102 | if (!buf) { |
Christoph Paasch | d6b057b | 2013-03-20 08:59:35 +0000 | [diff] [blame] | 1103 | ret_val = 7; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1104 | goto err_nomem; |
| 1105 | } |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 1106 | rxdr->buffer_info[i].rxbuf.data = buf; |
| 1107 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1108 | rxdr->buffer_info[i].dma = |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 1109 | dma_map_single(&pdev->dev, |
| 1110 | buf + NET_SKB_PAD + NET_IP_ALIGN, |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 1111 | E1000_RXBUFFER_2048, DMA_FROM_DEVICE); |
Christoph Paasch | d6b057b | 2013-03-20 08:59:35 +0000 | [diff] [blame] | 1112 | if (dma_mapping_error(&pdev->dev, rxdr->buffer_info[i].dma)) { |
| 1113 | ret_val = 8; |
| 1114 | goto err_nomem; |
| 1115 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1116 | rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1117 | } |
| 1118 | |
| 1119 | return 0; |
| 1120 | |
| 1121 | err_nomem: |
| 1122 | e1000_free_desc_rings(adapter); |
| 1123 | return ret_val; |
| 1124 | } |
| 1125 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1126 | static void e1000_phy_disable_receiver(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1127 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1128 | struct e1000_hw *hw = &adapter->hw; |
| 1129 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1130 | /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1131 | e1000_write_phy_reg(hw, 29, 0x001F); |
| 1132 | e1000_write_phy_reg(hw, 30, 0x8FFC); |
| 1133 | e1000_write_phy_reg(hw, 29, 0x001A); |
| 1134 | e1000_write_phy_reg(hw, 30, 0x8FF0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1135 | } |
| 1136 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1137 | static void e1000_phy_reset_clk_and_crs(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1138 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1139 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1140 | u16 phy_reg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1141 | |
| 1142 | /* Because we reset the PHY above, we need to re-force TX_CLK in the |
| 1143 | * Extended PHY Specific Control Register to 25MHz clock. This |
| 1144 | * value defaults back to a 2.5MHz clock when the PHY is reset. |
| 1145 | */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1146 | e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1147 | phy_reg |= M88E1000_EPSCR_TX_CLK_25; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1148 | e1000_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1149 | |
| 1150 | /* In addition, because of the s/w reset above, we need to enable |
| 1151 | * CRS on TX. This must be set for both full and half duplex |
| 1152 | * operation. |
| 1153 | */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1154 | e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1155 | phy_reg |= M88E1000_PSCR_ASSERT_CRS_ON_TX; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1156 | e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1157 | } |
| 1158 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1159 | static int e1000_nonintegrated_phy_loopback(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1160 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1161 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1162 | u32 ctrl_reg; |
| 1163 | u16 phy_reg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1164 | |
| 1165 | /* Setup the Device Control Register for PHY loopback test. */ |
| 1166 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1167 | ctrl_reg = er32(CTRL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1168 | ctrl_reg |= (E1000_CTRL_ILOS | /* Invert Loss-Of-Signal */ |
| 1169 | E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
| 1170 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
| 1171 | E1000_CTRL_SPD_1000 | /* Force Speed to 1000 */ |
| 1172 | E1000_CTRL_FD); /* Force Duplex to FULL */ |
| 1173 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1174 | ew32(CTRL, ctrl_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1175 | |
| 1176 | /* Read the PHY Specific Control Register (0x10) */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1177 | e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1178 | |
| 1179 | /* Clear Auto-Crossover bits in PHY Specific Control Register |
| 1180 | * (bits 6:5). |
| 1181 | */ |
| 1182 | phy_reg &= ~M88E1000_PSCR_AUTO_X_MODE; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1183 | e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1184 | |
| 1185 | /* Perform software reset on the PHY */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1186 | e1000_phy_reset(hw); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1187 | |
| 1188 | /* Have to setup TX_CLK and TX_CRS after software reset */ |
| 1189 | e1000_phy_reset_clk_and_crs(adapter); |
| 1190 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1191 | e1000_write_phy_reg(hw, PHY_CTRL, 0x8100); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1192 | |
| 1193 | /* Wait for reset to complete. */ |
| 1194 | udelay(500); |
| 1195 | |
| 1196 | /* Have to setup TX_CLK and TX_CRS after software reset */ |
| 1197 | e1000_phy_reset_clk_and_crs(adapter); |
| 1198 | |
| 1199 | /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
| 1200 | e1000_phy_disable_receiver(adapter); |
| 1201 | |
| 1202 | /* Set the loopback bit in the PHY control register. */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1203 | e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1204 | phy_reg |= MII_CR_LOOPBACK; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1205 | e1000_write_phy_reg(hw, PHY_CTRL, phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1206 | |
| 1207 | /* Setup TX_CLK and TX_CRS one more time. */ |
| 1208 | e1000_phy_reset_clk_and_crs(adapter); |
| 1209 | |
| 1210 | /* Check Phy Configuration */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1211 | e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1212 | if (phy_reg != 0x4100) |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1213 | return 9; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1214 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1215 | e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1216 | if (phy_reg != 0x0070) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1217 | return 10; |
| 1218 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1219 | e1000_read_phy_reg(hw, 29, &phy_reg); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1220 | if (phy_reg != 0x001A) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1221 | return 11; |
| 1222 | |
| 1223 | return 0; |
| 1224 | } |
| 1225 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1226 | static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1227 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1228 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1229 | u32 ctrl_reg = 0; |
| 1230 | u32 stat_reg = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1231 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1232 | hw->autoneg = false; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1233 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1234 | if (hw->phy_type == e1000_phy_m88) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1235 | /* Auto-MDI/MDIX Off */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1236 | e1000_write_phy_reg(hw, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1237 | M88E1000_PHY_SPEC_CTRL, 0x0808); |
| 1238 | /* reset to update Auto-MDI/MDIX */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1239 | e1000_write_phy_reg(hw, PHY_CTRL, 0x9140); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1240 | /* autoneg off */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1241 | e1000_write_phy_reg(hw, PHY_CTRL, 0x8140); |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 1242 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1243 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1244 | ctrl_reg = er32(CTRL); |
Auke Kok | cd94dd0 | 2006-06-27 09:08:22 -0700 | [diff] [blame] | 1245 | |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 1246 | /* force 1000, set loopback */ |
| 1247 | e1000_write_phy_reg(hw, PHY_CTRL, 0x4140); |
Auke Kok | cd94dd0 | 2006-06-27 09:08:22 -0700 | [diff] [blame] | 1248 | |
Jesse Brandeburg | 1532ece | 2009-09-25 12:16:14 +0000 | [diff] [blame] | 1249 | /* Now set up the MAC to the same speed/duplex as the PHY. */ |
| 1250 | ctrl_reg = er32(CTRL); |
| 1251 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
| 1252 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
| 1253 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
| 1254 | E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1255 | E1000_CTRL_FD); /* Force Duplex to FULL */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1256 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1257 | if (hw->media_type == e1000_media_type_copper && |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1258 | hw->phy_type == e1000_phy_m88) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1259 | ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
Auke Kok | 8fc897b | 2006-08-28 14:56:16 -0700 | [diff] [blame] | 1260 | else { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1261 | /* Set the ILOS bit on the fiber Nic is half |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1262 | * duplex link is detected. |
| 1263 | */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1264 | stat_reg = er32(STATUS); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1265 | if ((stat_reg & E1000_STATUS_FD) == 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1266 | ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU); |
| 1267 | } |
| 1268 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1269 | ew32(CTRL, ctrl_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1270 | |
| 1271 | /* Disable the receiver on the PHY so when a cable is plugged in, the |
| 1272 | * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
| 1273 | */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1274 | if (hw->phy_type == e1000_phy_m88) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1275 | e1000_phy_disable_receiver(adapter); |
| 1276 | |
| 1277 | udelay(500); |
| 1278 | |
| 1279 | return 0; |
| 1280 | } |
| 1281 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1282 | static int e1000_set_phy_loopback(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1283 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1284 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1285 | u16 phy_reg = 0; |
| 1286 | u16 count = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1287 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1288 | switch (hw->mac_type) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1289 | case e1000_82543: |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1290 | if (hw->media_type == e1000_media_type_copper) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1291 | /* Attempt to setup Loopback mode on Non-integrated PHY. |
| 1292 | * Some PHY registers get corrupted at random, so |
| 1293 | * attempt this 10 times. |
| 1294 | */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1295 | while (e1000_nonintegrated_phy_loopback(adapter) && |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1296 | count++ < 10); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1297 | if (count < 11) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1298 | return 0; |
| 1299 | } |
| 1300 | break; |
| 1301 | |
| 1302 | case e1000_82544: |
| 1303 | case e1000_82540: |
| 1304 | case e1000_82545: |
| 1305 | case e1000_82545_rev_3: |
| 1306 | case e1000_82546: |
| 1307 | case e1000_82546_rev_3: |
| 1308 | case e1000_82541: |
| 1309 | case e1000_82541_rev_2: |
| 1310 | case e1000_82547: |
| 1311 | case e1000_82547_rev_2: |
| 1312 | return e1000_integrated_phy_loopback(adapter); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1313 | default: |
| 1314 | /* Default PHY loopback work is to read the MII |
| 1315 | * control register and assert bit 14 (loopback mode). |
| 1316 | */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1317 | e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1318 | phy_reg |= MII_CR_LOOPBACK; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1319 | e1000_write_phy_reg(hw, PHY_CTRL, phy_reg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1320 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1321 | } |
| 1322 | |
| 1323 | return 8; |
| 1324 | } |
| 1325 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1326 | static int e1000_setup_loopback_test(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1327 | { |
Jeff Kirsher | 4927316 | 2006-01-12 16:50:44 -0800 | [diff] [blame] | 1328 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1329 | u32 rctl; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1330 | |
Jeff Kirsher | 4927316 | 2006-01-12 16:50:44 -0800 | [diff] [blame] | 1331 | if (hw->media_type == e1000_media_type_fiber || |
| 1332 | hw->media_type == e1000_media_type_internal_serdes) { |
| 1333 | switch (hw->mac_type) { |
| 1334 | case e1000_82545: |
| 1335 | case e1000_82546: |
| 1336 | case e1000_82545_rev_3: |
| 1337 | case e1000_82546_rev_3: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1338 | return e1000_set_phy_loopback(adapter); |
Jeff Kirsher | 4927316 | 2006-01-12 16:50:44 -0800 | [diff] [blame] | 1339 | default: |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1340 | rctl = er32(RCTL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1341 | rctl |= E1000_RCTL_LBM_TCVR; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1342 | ew32(RCTL, rctl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1343 | return 0; |
| 1344 | } |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1345 | } else if (hw->media_type == e1000_media_type_copper) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1346 | return e1000_set_phy_loopback(adapter); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1347 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1348 | |
| 1349 | return 7; |
| 1350 | } |
| 1351 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1352 | static void e1000_loopback_cleanup(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1353 | { |
Jeff Kirsher | 4927316 | 2006-01-12 16:50:44 -0800 | [diff] [blame] | 1354 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1355 | u32 rctl; |
| 1356 | u16 phy_reg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1357 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1358 | rctl = er32(RCTL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1359 | rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1360 | ew32(RCTL, rctl); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1361 | |
Jeff Kirsher | 4927316 | 2006-01-12 16:50:44 -0800 | [diff] [blame] | 1362 | switch (hw->mac_type) { |
Jeff Kirsher | 4927316 | 2006-01-12 16:50:44 -0800 | [diff] [blame] | 1363 | case e1000_82545: |
| 1364 | case e1000_82546: |
| 1365 | case e1000_82545_rev_3: |
| 1366 | case e1000_82546_rev_3: |
| 1367 | default: |
Joe Perches | c3033b0 | 2008-03-21 11:06:25 -0700 | [diff] [blame] | 1368 | hw->autoneg = true; |
Jeff Kirsher | 4927316 | 2006-01-12 16:50:44 -0800 | [diff] [blame] | 1369 | e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg); |
| 1370 | if (phy_reg & MII_CR_LOOPBACK) { |
| 1371 | phy_reg &= ~MII_CR_LOOPBACK; |
| 1372 | e1000_write_phy_reg(hw, PHY_CTRL, phy_reg); |
| 1373 | e1000_phy_reset(hw); |
| 1374 | } |
| 1375 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1376 | } |
| 1377 | } |
| 1378 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1379 | static void e1000_create_lbtest_frame(struct sk_buff *skb, |
| 1380 | unsigned int frame_size) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1381 | { |
| 1382 | memset(skb->data, 0xFF, frame_size); |
Jeff Kirsher | ce7393b | 2006-01-12 16:51:12 -0800 | [diff] [blame] | 1383 | frame_size &= ~1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1384 | memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); |
| 1385 | memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); |
| 1386 | memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); |
| 1387 | } |
| 1388 | |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 1389 | static int e1000_check_lbtest_frame(const unsigned char *data, |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1390 | unsigned int frame_size) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1391 | { |
Jeff Kirsher | ce7393b | 2006-01-12 16:51:12 -0800 | [diff] [blame] | 1392 | frame_size &= ~1; |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 1393 | if (*(data + 3) == 0xFF) { |
| 1394 | if ((*(data + frame_size / 2 + 10) == 0xBE) && |
| 1395 | (*(data + frame_size / 2 + 12) == 0xAF)) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1396 | return 0; |
| 1397 | } |
| 1398 | } |
| 1399 | return 13; |
| 1400 | } |
| 1401 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1402 | static int e1000_run_loopback_test(struct e1000_adapter *adapter) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1403 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1404 | struct e1000_hw *hw = &adapter->hw; |
Mallikarjuna R Chilakala | 581d708 | 2005-10-04 07:01:55 -0400 | [diff] [blame] | 1405 | struct e1000_tx_ring *txdr = &adapter->test_tx_ring; |
| 1406 | struct e1000_rx_ring *rxdr = &adapter->test_rx_ring; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1407 | struct pci_dev *pdev = adapter->pdev; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1408 | int i, j, k, l, lc, good_cnt, ret_val = 0; |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1409 | unsigned long time; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1410 | |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1411 | ew32(RDT, rxdr->count - 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1412 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1413 | /* Calculate the loop count based on the largest descriptor ring |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1414 | * The idea is to wrap the largest ring a number of times using 64 |
| 1415 | * send/receive pairs during each loop |
| 1416 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1417 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1418 | if (rxdr->count <= txdr->count) |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1419 | lc = ((txdr->count / 64) * 2) + 1; |
| 1420 | else |
| 1421 | lc = ((rxdr->count / 64) * 2) + 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1422 | |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1423 | k = l = 0; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1424 | for (j = 0; j <= lc; j++) { /* loop count loop */ |
| 1425 | for (i = 0; i < 64; i++) { /* send the packets */ |
| 1426 | e1000_create_lbtest_frame(txdr->buffer_info[i].skb, |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1427 | 1024); |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 1428 | dma_sync_single_for_device(&pdev->dev, |
| 1429 | txdr->buffer_info[k].dma, |
| 1430 | txdr->buffer_info[k].length, |
| 1431 | DMA_TO_DEVICE); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1432 | if (unlikely(++k == txdr->count)) |
| 1433 | k = 0; |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1434 | } |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1435 | ew32(TDT, k); |
Jesse Brandeburg | 945a515 | 2011-07-20 00:56:21 +0000 | [diff] [blame] | 1436 | E1000_WRITE_FLUSH(); |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 1437 | msleep(200); |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1438 | time = jiffies; /* set the start time for the receive */ |
| 1439 | good_cnt = 0; |
| 1440 | do { /* receive the sent packets */ |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 1441 | dma_sync_single_for_cpu(&pdev->dev, |
| 1442 | rxdr->buffer_info[l].dma, |
Florian Westphal | 93f0afe | 2014-09-03 13:34:26 +0000 | [diff] [blame] | 1443 | E1000_RXBUFFER_2048, |
Nick Nunley | b16f53b | 2010-04-27 13:08:45 +0000 | [diff] [blame] | 1444 | DMA_FROM_DEVICE); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1445 | |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1446 | ret_val = e1000_check_lbtest_frame( |
Florian Westphal | 1380960 | 2014-09-03 13:34:36 +0000 | [diff] [blame] | 1447 | rxdr->buffer_info[l].rxbuf.data + |
| 1448 | NET_SKB_PAD + NET_IP_ALIGN, |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1449 | 1024); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1450 | if (!ret_val) |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1451 | good_cnt++; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1452 | if (unlikely(++l == rxdr->count)) |
| 1453 | l = 0; |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1454 | /* time + 20 msecs (200 msecs on 2.4) is more than |
| 1455 | * enough time to complete the receives, if it's |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1456 | * exceeded, break and error off |
| 1457 | */ |
Manuel Schölling | 1aa65f4 | 2014-05-23 18:04:17 +0000 | [diff] [blame] | 1458 | } while (good_cnt < 64 && time_after(time + 20, jiffies)); |
| 1459 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1460 | if (good_cnt != 64) { |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1461 | ret_val = 13; /* ret_val is the same as mis-compare */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1462 | break; |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1463 | } |
Asaf Vertz | d5c7d7f | 2015-01-08 06:01:00 +0000 | [diff] [blame] | 1464 | if (time_after_eq(jiffies, time + 2)) { |
Malli Chilakala | e4eff72 | 2005-04-28 19:38:30 -0700 | [diff] [blame] | 1465 | ret_val = 14; /* error code for time out error */ |
| 1466 | break; |
| 1467 | } |
| 1468 | } /* end loop count loop */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1469 | return ret_val; |
| 1470 | } |
| 1471 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1472 | static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1473 | { |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 1474 | *data = e1000_setup_desc_rings(adapter); |
| 1475 | if (*data) |
Jeff Kirsher | 5712819 | 2006-01-12 16:50:28 -0800 | [diff] [blame] | 1476 | goto out; |
Joe Perches | c7be73b | 2008-07-11 15:17:28 -0700 | [diff] [blame] | 1477 | *data = e1000_setup_loopback_test(adapter); |
| 1478 | if (*data) |
Jeff Kirsher | 5712819 | 2006-01-12 16:50:28 -0800 | [diff] [blame] | 1479 | goto err_loopback; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1480 | *data = e1000_run_loopback_test(adapter); |
| 1481 | e1000_loopback_cleanup(adapter); |
Jeff Kirsher | 5712819 | 2006-01-12 16:50:28 -0800 | [diff] [blame] | 1482 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1483 | err_loopback: |
Jeff Kirsher | 5712819 | 2006-01-12 16:50:28 -0800 | [diff] [blame] | 1484 | e1000_free_desc_rings(adapter); |
| 1485 | out: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1486 | return *data; |
| 1487 | } |
| 1488 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1489 | static int e1000_link_test(struct e1000_adapter *adapter, u64 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1490 | { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1491 | struct e1000_hw *hw = &adapter->hw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1492 | *data = 0; |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1493 | if (hw->media_type == e1000_media_type_internal_serdes) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1494 | int i = 0; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1495 | |
Jesse Brandeburg | be0f071 | 2009-09-25 12:17:44 +0000 | [diff] [blame] | 1496 | hw->serdes_has_link = false; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1497 | |
Malli Chilakala | 2648345 | 2005-04-28 19:44:46 -0700 | [diff] [blame] | 1498 | /* On some blade server designs, link establishment |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1499 | * could take as long as 2-3 minutes |
| 1500 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1501 | do { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1502 | e1000_check_for_link(hw); |
Jesse Brandeburg | be0f071 | 2009-09-25 12:17:44 +0000 | [diff] [blame] | 1503 | if (hw->serdes_has_link) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1504 | return *data; |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 1505 | msleep(20); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1506 | } while (i++ < 3750); |
| 1507 | |
Malli Chilakala | 2648345 | 2005-04-28 19:44:46 -0700 | [diff] [blame] | 1508 | *data = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1509 | } else { |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1510 | e1000_check_for_link(hw); |
| 1511 | if (hw->autoneg) /* if auto_neg is set wait for it */ |
Jeff Garzik | f8ec473 | 2006-09-19 15:27:07 -0400 | [diff] [blame] | 1512 | msleep(4000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1513 | |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1514 | if (!(er32(STATUS) & E1000_STATUS_LU)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1515 | *data = 1; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1516 | } |
| 1517 | return *data; |
| 1518 | } |
| 1519 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1520 | static int e1000_get_sset_count(struct net_device *netdev, int sset) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1521 | { |
Jeff Garzik | b9f2c04 | 2007-10-03 18:07:32 -0700 | [diff] [blame] | 1522 | switch (sset) { |
| 1523 | case ETH_SS_TEST: |
| 1524 | return E1000_TEST_LEN; |
| 1525 | case ETH_SS_STATS: |
| 1526 | return E1000_STATS_LEN; |
| 1527 | default: |
| 1528 | return -EOPNOTSUPP; |
| 1529 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1530 | } |
| 1531 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1532 | static void e1000_diag_test(struct net_device *netdev, |
| 1533 | struct ethtool_test *eth_test, u64 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1534 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 1535 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1536 | struct e1000_hw *hw = &adapter->hw; |
Joe Perches | c3033b0 | 2008-03-21 11:06:25 -0700 | [diff] [blame] | 1537 | bool if_running = netif_running(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1538 | |
Auke Kok | 1314bbf | 2006-09-27 12:54:02 -0700 | [diff] [blame] | 1539 | set_bit(__E1000_TESTING, &adapter->flags); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1540 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1541 | /* Offline tests */ |
| 1542 | |
| 1543 | /* save speed, duplex, autoneg settings */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1544 | u16 autoneg_advertised = hw->autoneg_advertised; |
| 1545 | u8 forced_speed_duplex = hw->forced_speed_duplex; |
| 1546 | u8 autoneg = hw->autoneg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1547 | |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 1548 | e_info(hw, "offline testing starting\n"); |
Jesse Brandeburg | d658266 | 2006-08-16 13:31:33 -0700 | [diff] [blame] | 1549 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1550 | /* Link test performed before hardware reset so autoneg doesn't |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1551 | * interfere with test result |
| 1552 | */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1553 | if (e1000_link_test(adapter, &data[4])) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1554 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1555 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1556 | if (if_running) |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 1557 | /* indicate we're in test mode */ |
| 1558 | dev_close(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1559 | else |
| 1560 | e1000_reset(adapter); |
| 1561 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1562 | if (e1000_reg_test(adapter, &data[0])) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1563 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1564 | |
| 1565 | e1000_reset(adapter); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1566 | if (e1000_eeprom_test(adapter, &data[1])) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1567 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1568 | |
| 1569 | e1000_reset(adapter); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1570 | if (e1000_intr_test(adapter, &data[2])) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1571 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1572 | |
| 1573 | e1000_reset(adapter); |
Jesse Brandeburg | d658266 | 2006-08-16 13:31:33 -0700 | [diff] [blame] | 1574 | /* make sure the phy is powered up */ |
| 1575 | e1000_power_up_phy(adapter); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1576 | if (e1000_loopback_test(adapter, &data[3])) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1577 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1578 | |
| 1579 | /* restore speed, duplex, autoneg settings */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1580 | hw->autoneg_advertised = autoneg_advertised; |
| 1581 | hw->forced_speed_duplex = forced_speed_duplex; |
| 1582 | hw->autoneg = autoneg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1583 | |
| 1584 | e1000_reset(adapter); |
Auke Kok | 1314bbf | 2006-09-27 12:54:02 -0700 | [diff] [blame] | 1585 | clear_bit(__E1000_TESTING, &adapter->flags); |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1586 | if (if_running) |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 1587 | dev_open(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1588 | } else { |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 1589 | e_info(hw, "online testing starting\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1590 | /* Online tests */ |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1591 | if (e1000_link_test(adapter, &data[4])) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1592 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1593 | |
Auke Kok | 90fb513 | 2006-11-01 08:47:30 -0800 | [diff] [blame] | 1594 | /* Online tests aren't run; pass by default */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1595 | data[0] = 0; |
| 1596 | data[1] = 0; |
| 1597 | data[2] = 0; |
| 1598 | data[3] = 0; |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 1599 | |
Auke Kok | 1314bbf | 2006-09-27 12:54:02 -0700 | [diff] [blame] | 1600 | clear_bit(__E1000_TESTING, &adapter->flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1601 | } |
Mallikarjuna R Chilakala | 352c9f8 | 2005-10-04 07:07:24 -0400 | [diff] [blame] | 1602 | msleep_interruptible(4 * 1000); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1603 | } |
| 1604 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1605 | static int e1000_wol_exclusion(struct e1000_adapter *adapter, |
| 1606 | struct ethtool_wolinfo *wol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1607 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1608 | struct e1000_hw *hw = &adapter->hw; |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1609 | int retval = 1; /* fail by default */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1610 | |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1611 | switch (hw->device_id) { |
Auke Kok | dc1f71f | 2006-10-24 14:45:55 -0700 | [diff] [blame] | 1612 | case E1000_DEV_ID_82542: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1613 | case E1000_DEV_ID_82543GC_FIBER: |
| 1614 | case E1000_DEV_ID_82543GC_COPPER: |
| 1615 | case E1000_DEV_ID_82544EI_FIBER: |
| 1616 | case E1000_DEV_ID_82546EB_QUAD_COPPER: |
| 1617 | case E1000_DEV_ID_82545EM_FIBER: |
| 1618 | case E1000_DEV_ID_82545EM_COPPER: |
Jeff Kirsher | 8491682 | 2006-03-02 18:18:48 -0800 | [diff] [blame] | 1619 | case E1000_DEV_ID_82546GB_QUAD_COPPER: |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1620 | case E1000_DEV_ID_82546GB_PCIE: |
| 1621 | /* these don't support WoL at all */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1622 | wol->supported = 0; |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1623 | break; |
| 1624 | case E1000_DEV_ID_82546EB_FIBER: |
| 1625 | case E1000_DEV_ID_82546GB_FIBER: |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1626 | /* Wake events not supported on port B */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1627 | if (er32(STATUS) & E1000_STATUS_FUNC_1) { |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1628 | wol->supported = 0; |
| 1629 | break; |
| 1630 | } |
| 1631 | /* return success for non excluded adapter ports */ |
| 1632 | retval = 0; |
| 1633 | break; |
| 1634 | case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: |
| 1635 | /* quad port adapters only support WoL on port A */ |
| 1636 | if (!adapter->quad_port_a) { |
| 1637 | wol->supported = 0; |
| 1638 | break; |
| 1639 | } |
| 1640 | /* return success for non excluded adapter ports */ |
| 1641 | retval = 0; |
| 1642 | break; |
| 1643 | default: |
| 1644 | /* dual port cards only support WoL on port A from now on |
| 1645 | * unless it was enabled in the eeprom for port B |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1646 | * so exclude FUNC_1 ports from having WoL enabled |
| 1647 | */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1648 | if (er32(STATUS) & E1000_STATUS_FUNC_1 && |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1649 | !adapter->eeprom_wol) { |
| 1650 | wol->supported = 0; |
| 1651 | break; |
| 1652 | } |
| 1653 | |
| 1654 | retval = 0; |
| 1655 | } |
| 1656 | |
| 1657 | return retval; |
| 1658 | } |
| 1659 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1660 | static void e1000_get_wol(struct net_device *netdev, |
| 1661 | struct ethtool_wolinfo *wol) |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1662 | { |
| 1663 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1664 | struct e1000_hw *hw = &adapter->hw; |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1665 | |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1666 | wol->supported = WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | WAKE_MAGIC; |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1667 | wol->wolopts = 0; |
| 1668 | |
| 1669 | /* this function will set ->supported = 0 and return 1 if wol is not |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1670 | * supported by this hardware |
| 1671 | */ |
\"Rafael J. Wysocki\ | de12648 | 2008-11-07 20:30:19 +0000 | [diff] [blame] | 1672 | if (e1000_wol_exclusion(adapter, wol) || |
| 1673 | !device_can_wakeup(&adapter->pdev->dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1674 | return; |
| 1675 | |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1676 | /* apply any specific unsupported masks here */ |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1677 | switch (hw->device_id) { |
Jeff Kirsher | 8491682 | 2006-03-02 18:18:48 -0800 | [diff] [blame] | 1678 | case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: |
Masanari Iida | d755814 | 2012-08-22 18:40:21 +0900 | [diff] [blame] | 1679 | /* KSP3 does not support UCAST wake-ups */ |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1680 | wol->supported &= ~WAKE_UCAST; |
Jeff Kirsher | 8491682 | 2006-03-02 18:18:48 -0800 | [diff] [blame] | 1681 | |
| 1682 | if (adapter->wol & E1000_WUFC_EX) |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 1683 | e_err(drv, "Interface does not support directed " |
| 1684 | "(unicast) frame wake-up packets\n"); |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1685 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1686 | default: |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1687 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1688 | } |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1689 | |
| 1690 | if (adapter->wol & E1000_WUFC_EX) |
| 1691 | wol->wolopts |= WAKE_UCAST; |
| 1692 | if (adapter->wol & E1000_WUFC_MC) |
| 1693 | wol->wolopts |= WAKE_MCAST; |
| 1694 | if (adapter->wol & E1000_WUFC_BC) |
| 1695 | wol->wolopts |= WAKE_BCAST; |
| 1696 | if (adapter->wol & E1000_WUFC_MAG) |
| 1697 | wol->wolopts |= WAKE_MAGIC; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1698 | } |
| 1699 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1700 | static int e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1701 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 1702 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1703 | struct e1000_hw *hw = &adapter->hw; |
| 1704 | |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1705 | if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) |
| 1706 | return -EOPNOTSUPP; |
| 1707 | |
\"Rafael J. Wysocki\ | de12648 | 2008-11-07 20:30:19 +0000 | [diff] [blame] | 1708 | if (e1000_wol_exclusion(adapter, wol) || |
| 1709 | !device_can_wakeup(&adapter->pdev->dev)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1710 | return wol->wolopts ? -EOPNOTSUPP : 0; |
| 1711 | |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1712 | switch (hw->device_id) { |
Jeff Kirsher | 8491682 | 2006-03-02 18:18:48 -0800 | [diff] [blame] | 1713 | case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: |
Jeff Kirsher | 8491682 | 2006-03-02 18:18:48 -0800 | [diff] [blame] | 1714 | if (wol->wolopts & WAKE_UCAST) { |
Emil Tantilov | feb8f47 | 2010-07-26 23:37:21 -0700 | [diff] [blame] | 1715 | e_err(drv, "Interface does not support directed " |
| 1716 | "(unicast) frame wake-up packets\n"); |
Jeff Kirsher | 8491682 | 2006-03-02 18:18:48 -0800 | [diff] [blame] | 1717 | return -EOPNOTSUPP; |
| 1718 | } |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1719 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1720 | default: |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1721 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1722 | } |
| 1723 | |
Jesse Brandeburg | 120cd57 | 2006-08-31 14:27:46 -0700 | [diff] [blame] | 1724 | /* these settings will always override what we currently have */ |
| 1725 | adapter->wol = 0; |
| 1726 | |
| 1727 | if (wol->wolopts & WAKE_UCAST) |
| 1728 | adapter->wol |= E1000_WUFC_EX; |
| 1729 | if (wol->wolopts & WAKE_MCAST) |
| 1730 | adapter->wol |= E1000_WUFC_MC; |
| 1731 | if (wol->wolopts & WAKE_BCAST) |
| 1732 | adapter->wol |= E1000_WUFC_BC; |
| 1733 | if (wol->wolopts & WAKE_MAGIC) |
| 1734 | adapter->wol |= E1000_WUFC_MAG; |
| 1735 | |
\"Rafael J. Wysocki\ | de12648 | 2008-11-07 20:30:19 +0000 | [diff] [blame] | 1736 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
| 1737 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1738 | return 0; |
| 1739 | } |
| 1740 | |
Jeff Kirsher | 6435909 | 2011-05-03 05:26:13 +0000 | [diff] [blame] | 1741 | static int e1000_set_phys_id(struct net_device *netdev, |
| 1742 | enum ethtool_phys_id_state state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1743 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 1744 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Joe Perches | 1dc3291 | 2008-07-11 15:17:08 -0700 | [diff] [blame] | 1745 | struct e1000_hw *hw = &adapter->hw; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1746 | |
Jeff Kirsher | 6435909 | 2011-05-03 05:26:13 +0000 | [diff] [blame] | 1747 | switch (state) { |
| 1748 | case ETHTOOL_ID_ACTIVE: |
| 1749 | e1000_setup_led(hw); |
| 1750 | return 2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1751 | |
Jeff Kirsher | 6435909 | 2011-05-03 05:26:13 +0000 | [diff] [blame] | 1752 | case ETHTOOL_ID_ON: |
| 1753 | e1000_led_on(hw); |
| 1754 | break; |
| 1755 | |
| 1756 | case ETHTOOL_ID_OFF: |
| 1757 | e1000_led_off(hw); |
| 1758 | break; |
| 1759 | |
| 1760 | case ETHTOOL_ID_INACTIVE: |
| 1761 | e1000_cleanup_led(hw); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1762 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1763 | |
| 1764 | return 0; |
| 1765 | } |
| 1766 | |
Jesse Brandeburg | 94c9e5a | 2009-07-06 10:44:20 +0000 | [diff] [blame] | 1767 | static int e1000_get_coalesce(struct net_device *netdev, |
| 1768 | struct ethtool_coalesce *ec) |
| 1769 | { |
| 1770 | struct e1000_adapter *adapter = netdev_priv(netdev); |
| 1771 | |
| 1772 | if (adapter->hw.mac_type < e1000_82545) |
| 1773 | return -EOPNOTSUPP; |
| 1774 | |
Jesse Brandeburg | eab2abf | 2010-05-04 22:26:03 +0000 | [diff] [blame] | 1775 | if (adapter->itr_setting <= 4) |
Jesse Brandeburg | 94c9e5a | 2009-07-06 10:44:20 +0000 | [diff] [blame] | 1776 | ec->rx_coalesce_usecs = adapter->itr_setting; |
| 1777 | else |
| 1778 | ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting; |
| 1779 | |
| 1780 | return 0; |
| 1781 | } |
| 1782 | |
| 1783 | static int e1000_set_coalesce(struct net_device *netdev, |
| 1784 | struct ethtool_coalesce *ec) |
| 1785 | { |
| 1786 | struct e1000_adapter *adapter = netdev_priv(netdev); |
| 1787 | struct e1000_hw *hw = &adapter->hw; |
| 1788 | |
| 1789 | if (hw->mac_type < e1000_82545) |
| 1790 | return -EOPNOTSUPP; |
| 1791 | |
| 1792 | if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) || |
Jesse Brandeburg | eab2abf | 2010-05-04 22:26:03 +0000 | [diff] [blame] | 1793 | ((ec->rx_coalesce_usecs > 4) && |
Jesse Brandeburg | 94c9e5a | 2009-07-06 10:44:20 +0000 | [diff] [blame] | 1794 | (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) || |
| 1795 | (ec->rx_coalesce_usecs == 2)) |
| 1796 | return -EINVAL; |
| 1797 | |
Jesse Brandeburg | eab2abf | 2010-05-04 22:26:03 +0000 | [diff] [blame] | 1798 | if (ec->rx_coalesce_usecs == 4) { |
| 1799 | adapter->itr = adapter->itr_setting = 4; |
| 1800 | } else if (ec->rx_coalesce_usecs <= 3) { |
Jesse Brandeburg | 94c9e5a | 2009-07-06 10:44:20 +0000 | [diff] [blame] | 1801 | adapter->itr = 20000; |
| 1802 | adapter->itr_setting = ec->rx_coalesce_usecs; |
| 1803 | } else { |
| 1804 | adapter->itr = (1000000 / ec->rx_coalesce_usecs); |
| 1805 | adapter->itr_setting = adapter->itr & ~3; |
| 1806 | } |
| 1807 | |
| 1808 | if (adapter->itr_setting != 0) |
| 1809 | ew32(ITR, 1000000000 / (adapter->itr * 256)); |
| 1810 | else |
| 1811 | ew32(ITR, 0); |
| 1812 | |
| 1813 | return 0; |
| 1814 | } |
| 1815 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1816 | static int e1000_nway_reset(struct net_device *netdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1817 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 1818 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1819 | |
Auke Kok | 2db10a0 | 2006-06-27 09:06:28 -0700 | [diff] [blame] | 1820 | if (netif_running(netdev)) |
| 1821 | e1000_reinit_locked(adapter); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1822 | return 0; |
| 1823 | } |
| 1824 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1825 | static void e1000_get_ethtool_stats(struct net_device *netdev, |
| 1826 | struct ethtool_stats *stats, u64 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1827 | { |
Malli Chilakala | 60490fe | 2005-06-17 17:41:45 -0700 | [diff] [blame] | 1828 | struct e1000_adapter *adapter = netdev_priv(netdev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1829 | int i; |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 1830 | char *p = NULL; |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1831 | const struct e1000_stats *stat = e1000_gstrings_stats; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1832 | |
| 1833 | e1000_update_stats(adapter); |
Jeff Kirsher | 7bfa481 | 2006-01-12 16:50:41 -0800 | [diff] [blame] | 1834 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1835 | switch (stat->type) { |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 1836 | case NETDEV_STATS: |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1837 | p = (char *)netdev + stat->stat_offset; |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 1838 | break; |
| 1839 | case E1000_STATS: |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1840 | p = (char *)adapter + stat->stat_offset; |
| 1841 | break; |
| 1842 | default: |
| 1843 | WARN_ONCE(1, "Invalid E1000 stat type: %u index %d\n", |
| 1844 | stat->type, i); |
Ajit Khaparde | 8328c38 | 2009-10-13 01:45:48 +0000 | [diff] [blame] | 1845 | break; |
| 1846 | } |
| 1847 | |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1848 | if (stat->sizeof_stat == sizeof(u64)) |
| 1849 | data[i] = *(u64 *)p; |
| 1850 | else |
| 1851 | data[i] = *(u32 *)p; |
| 1852 | |
| 1853 | stat++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1854 | } |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1855 | /* BUG_ON(i != E1000_STATS_LEN); */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1856 | } |
| 1857 | |
Joe Perches | 6479884 | 2008-07-11 15:17:02 -0700 | [diff] [blame] | 1858 | static void e1000_get_strings(struct net_device *netdev, u32 stringset, |
| 1859 | u8 *data) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1860 | { |
Joe Perches | 406874a | 2008-04-03 10:06:32 -0700 | [diff] [blame] | 1861 | u8 *p = data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1862 | int i; |
| 1863 | |
Jesse Brandeburg | 96838a4 | 2006-01-18 13:01:39 -0800 | [diff] [blame] | 1864 | switch (stringset) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1865 | case ETH_SS_TEST: |
Krzysztof Majzerowicz-Jaszcz | 887a79f | 2014-08-27 07:10:58 +0000 | [diff] [blame] | 1866 | memcpy(data, e1000_gstrings_test, sizeof(e1000_gstrings_test)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1867 | break; |
| 1868 | case ETH_SS_STATS: |
Jeff Kirsher | 7bfa481 | 2006-01-12 16:50:41 -0800 | [diff] [blame] | 1869 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { |
| 1870 | memcpy(p, e1000_gstrings_stats[i].stat_string, |
| 1871 | ETH_GSTRING_LEN); |
| 1872 | p += ETH_GSTRING_LEN; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1873 | } |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1874 | /* BUG_ON(p - data != E1000_STATS_LEN * ETH_GSTRING_LEN); */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1875 | break; |
| 1876 | } |
| 1877 | } |
| 1878 | |
Jeff Garzik | 7282d49 | 2006-09-13 14:30:00 -0400 | [diff] [blame] | 1879 | static const struct ethtool_ops e1000_ethtool_ops = { |
Jeff Kirsher | 6cfbd97 | 2013-02-09 12:49:21 +0000 | [diff] [blame] | 1880 | .get_settings = e1000_get_settings, |
| 1881 | .set_settings = e1000_set_settings, |
| 1882 | .get_drvinfo = e1000_get_drvinfo, |
| 1883 | .get_regs_len = e1000_get_regs_len, |
| 1884 | .get_regs = e1000_get_regs, |
| 1885 | .get_wol = e1000_get_wol, |
| 1886 | .set_wol = e1000_set_wol, |
| 1887 | .get_msglevel = e1000_get_msglevel, |
| 1888 | .set_msglevel = e1000_set_msglevel, |
| 1889 | .nway_reset = e1000_nway_reset, |
| 1890 | .get_link = e1000_get_link, |
| 1891 | .get_eeprom_len = e1000_get_eeprom_len, |
| 1892 | .get_eeprom = e1000_get_eeprom, |
| 1893 | .set_eeprom = e1000_set_eeprom, |
| 1894 | .get_ringparam = e1000_get_ringparam, |
| 1895 | .set_ringparam = e1000_set_ringparam, |
| 1896 | .get_pauseparam = e1000_get_pauseparam, |
| 1897 | .set_pauseparam = e1000_set_pauseparam, |
| 1898 | .self_test = e1000_diag_test, |
| 1899 | .get_strings = e1000_get_strings, |
| 1900 | .set_phys_id = e1000_set_phys_id, |
| 1901 | .get_ethtool_stats = e1000_get_ethtool_stats, |
| 1902 | .get_sset_count = e1000_get_sset_count, |
| 1903 | .get_coalesce = e1000_get_coalesce, |
| 1904 | .set_coalesce = e1000_set_coalesce, |
Richard Cochran | e10df2c | 2012-07-22 07:15:40 +0000 | [diff] [blame] | 1905 | .get_ts_info = ethtool_op_get_ts_info, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1906 | }; |
| 1907 | |
| 1908 | void e1000_set_ethtool_ops(struct net_device *netdev) |
| 1909 | { |
Wilfried Klaebe | 7ad24ea | 2014-05-11 00:12:32 +0000 | [diff] [blame] | 1910 | netdev->ethtool_ops = &e1000_ethtool_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1911 | } |