Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | |
| 3 | Intel(R) Gigabit Ethernet Linux driver |
Alexander Duyck | 86d5d38 | 2009-02-06 23:23:12 +0000 | [diff] [blame] | 4 | Copyright(c) 2007-2009 Intel Corporation. |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 5 | |
| 6 | This program is free software; you can redistribute it and/or modify it |
| 7 | under the terms and conditions of the GNU General Public License, |
| 8 | version 2, as published by the Free Software Foundation. |
| 9 | |
| 10 | This program is distributed in the hope it will be useful, but WITHOUT |
| 11 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 13 | more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License along with |
| 16 | this program; if not, write to the Free Software Foundation, Inc., |
| 17 | 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | |
| 19 | The full GNU General Public License is included in this distribution in |
| 20 | the file called "COPYING". |
| 21 | |
| 22 | Contact Information: |
| 23 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| 24 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 25 | |
| 26 | *******************************************************************************/ |
| 27 | |
| 28 | /* ethtool support for igb */ |
| 29 | |
| 30 | #include <linux/vmalloc.h> |
| 31 | #include <linux/netdevice.h> |
| 32 | #include <linux/pci.h> |
| 33 | #include <linux/delay.h> |
| 34 | #include <linux/interrupt.h> |
| 35 | #include <linux/if_ether.h> |
| 36 | #include <linux/ethtool.h> |
| 37 | |
| 38 | #include "igb.h" |
| 39 | |
| 40 | struct igb_stats { |
| 41 | char stat_string[ETH_GSTRING_LEN]; |
| 42 | int sizeof_stat; |
| 43 | int stat_offset; |
| 44 | }; |
| 45 | |
Julia Lawall | 030ed68 | 2008-02-11 09:25:40 -0800 | [diff] [blame] | 46 | #define IGB_STAT(m) FIELD_SIZEOF(struct igb_adapter, m), \ |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 47 | offsetof(struct igb_adapter, m) |
| 48 | static const struct igb_stats igb_gstrings_stats[] = { |
| 49 | { "rx_packets", IGB_STAT(stats.gprc) }, |
| 50 | { "tx_packets", IGB_STAT(stats.gptc) }, |
| 51 | { "rx_bytes", IGB_STAT(stats.gorc) }, |
| 52 | { "tx_bytes", IGB_STAT(stats.gotc) }, |
| 53 | { "rx_broadcast", IGB_STAT(stats.bprc) }, |
| 54 | { "tx_broadcast", IGB_STAT(stats.bptc) }, |
| 55 | { "rx_multicast", IGB_STAT(stats.mprc) }, |
| 56 | { "tx_multicast", IGB_STAT(stats.mptc) }, |
| 57 | { "rx_errors", IGB_STAT(net_stats.rx_errors) }, |
| 58 | { "tx_errors", IGB_STAT(net_stats.tx_errors) }, |
| 59 | { "tx_dropped", IGB_STAT(net_stats.tx_dropped) }, |
| 60 | { "multicast", IGB_STAT(stats.mprc) }, |
| 61 | { "collisions", IGB_STAT(stats.colc) }, |
| 62 | { "rx_length_errors", IGB_STAT(net_stats.rx_length_errors) }, |
| 63 | { "rx_over_errors", IGB_STAT(net_stats.rx_over_errors) }, |
| 64 | { "rx_crc_errors", IGB_STAT(stats.crcerrs) }, |
| 65 | { "rx_frame_errors", IGB_STAT(net_stats.rx_frame_errors) }, |
| 66 | { "rx_no_buffer_count", IGB_STAT(stats.rnbc) }, |
Jesper Dangaard Brouer | 3ea73af | 2009-05-26 13:50:48 +0000 | [diff] [blame] | 67 | { "rx_queue_drop_packet_count", IGB_STAT(net_stats.rx_fifo_errors) }, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 68 | { "rx_missed_errors", IGB_STAT(stats.mpc) }, |
| 69 | { "tx_aborted_errors", IGB_STAT(stats.ecol) }, |
| 70 | { "tx_carrier_errors", IGB_STAT(stats.tncrs) }, |
| 71 | { "tx_fifo_errors", IGB_STAT(net_stats.tx_fifo_errors) }, |
| 72 | { "tx_heartbeat_errors", IGB_STAT(net_stats.tx_heartbeat_errors) }, |
| 73 | { "tx_window_errors", IGB_STAT(stats.latecol) }, |
| 74 | { "tx_abort_late_coll", IGB_STAT(stats.latecol) }, |
| 75 | { "tx_deferred_ok", IGB_STAT(stats.dc) }, |
| 76 | { "tx_single_coll_ok", IGB_STAT(stats.scc) }, |
| 77 | { "tx_multi_coll_ok", IGB_STAT(stats.mcc) }, |
| 78 | { "tx_timeout_count", IGB_STAT(tx_timeout_count) }, |
| 79 | { "tx_restart_queue", IGB_STAT(restart_queue) }, |
| 80 | { "rx_long_length_errors", IGB_STAT(stats.roc) }, |
| 81 | { "rx_short_length_errors", IGB_STAT(stats.ruc) }, |
| 82 | { "rx_align_errors", IGB_STAT(stats.algnerrc) }, |
| 83 | { "tx_tcp_seg_good", IGB_STAT(stats.tsctc) }, |
| 84 | { "tx_tcp_seg_failed", IGB_STAT(stats.tsctfc) }, |
| 85 | { "rx_flow_control_xon", IGB_STAT(stats.xonrxc) }, |
| 86 | { "rx_flow_control_xoff", IGB_STAT(stats.xoffrxc) }, |
| 87 | { "tx_flow_control_xon", IGB_STAT(stats.xontxc) }, |
| 88 | { "tx_flow_control_xoff", IGB_STAT(stats.xofftxc) }, |
| 89 | { "rx_long_byte_count", IGB_STAT(stats.gorc) }, |
| 90 | { "rx_csum_offload_good", IGB_STAT(hw_csum_good) }, |
| 91 | { "rx_csum_offload_errors", IGB_STAT(hw_csum_err) }, |
Alexander Duyck | dda0e08 | 2009-02-06 23:19:08 +0000 | [diff] [blame] | 92 | { "tx_dma_out_of_sync", IGB_STAT(stats.doosync) }, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 93 | { "alloc_rx_buff_failed", IGB_STAT(alloc_rx_buff_failed) }, |
| 94 | { "tx_smbus", IGB_STAT(stats.mgptc) }, |
| 95 | { "rx_smbus", IGB_STAT(stats.mgprc) }, |
| 96 | { "dropped_smbus", IGB_STAT(stats.mgpdc) }, |
| 97 | }; |
| 98 | |
| 99 | #define IGB_QUEUE_STATS_LEN \ |
Jesper Dangaard Brouer | 8c0ab70 | 2009-05-26 13:50:31 +0000 | [diff] [blame] | 100 | (((((struct igb_adapter *)netdev_priv(netdev))->num_rx_queues)* \ |
| 101 | (sizeof(struct igb_rx_queue_stats) / sizeof(u64))) + \ |
| 102 | ((((struct igb_adapter *)netdev_priv(netdev))->num_tx_queues) * \ |
| 103 | (sizeof(struct igb_tx_queue_stats) / sizeof(u64)))) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 104 | #define IGB_GLOBAL_STATS_LEN \ |
| 105 | sizeof(igb_gstrings_stats) / sizeof(struct igb_stats) |
| 106 | #define IGB_STATS_LEN (IGB_GLOBAL_STATS_LEN + IGB_QUEUE_STATS_LEN) |
| 107 | static const char igb_gstrings_test[][ETH_GSTRING_LEN] = { |
| 108 | "Register test (offline)", "Eeprom test (offline)", |
| 109 | "Interrupt test (offline)", "Loopback test (offline)", |
| 110 | "Link test (on/offline)" |
| 111 | }; |
| 112 | #define IGB_TEST_LEN sizeof(igb_gstrings_test) / ETH_GSTRING_LEN |
| 113 | |
| 114 | static int igb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
| 115 | { |
| 116 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 117 | struct e1000_hw *hw = &adapter->hw; |
| 118 | |
| 119 | if (hw->phy.media_type == e1000_media_type_copper) { |
| 120 | |
| 121 | ecmd->supported = (SUPPORTED_10baseT_Half | |
| 122 | SUPPORTED_10baseT_Full | |
| 123 | SUPPORTED_100baseT_Half | |
| 124 | SUPPORTED_100baseT_Full | |
| 125 | SUPPORTED_1000baseT_Full| |
| 126 | SUPPORTED_Autoneg | |
| 127 | SUPPORTED_TP); |
| 128 | ecmd->advertising = ADVERTISED_TP; |
| 129 | |
| 130 | if (hw->mac.autoneg == 1) { |
| 131 | ecmd->advertising |= ADVERTISED_Autoneg; |
| 132 | /* the e1000 autoneg seems to match ethtool nicely */ |
| 133 | ecmd->advertising |= hw->phy.autoneg_advertised; |
| 134 | } |
| 135 | |
| 136 | ecmd->port = PORT_TP; |
| 137 | ecmd->phy_address = hw->phy.addr; |
| 138 | } else { |
| 139 | ecmd->supported = (SUPPORTED_1000baseT_Full | |
| 140 | SUPPORTED_FIBRE | |
| 141 | SUPPORTED_Autoneg); |
| 142 | |
| 143 | ecmd->advertising = (ADVERTISED_1000baseT_Full | |
| 144 | ADVERTISED_FIBRE | |
| 145 | ADVERTISED_Autoneg); |
| 146 | |
| 147 | ecmd->port = PORT_FIBRE; |
| 148 | } |
| 149 | |
| 150 | ecmd->transceiver = XCVR_INTERNAL; |
| 151 | |
| 152 | if (rd32(E1000_STATUS) & E1000_STATUS_LU) { |
| 153 | |
| 154 | adapter->hw.mac.ops.get_speed_and_duplex(hw, |
| 155 | &adapter->link_speed, |
| 156 | &adapter->link_duplex); |
| 157 | ecmd->speed = adapter->link_speed; |
| 158 | |
| 159 | /* unfortunately FULL_DUPLEX != DUPLEX_FULL |
| 160 | * and HALF_DUPLEX != DUPLEX_HALF */ |
| 161 | |
| 162 | if (adapter->link_duplex == FULL_DUPLEX) |
| 163 | ecmd->duplex = DUPLEX_FULL; |
| 164 | else |
| 165 | ecmd->duplex = DUPLEX_HALF; |
| 166 | } else { |
| 167 | ecmd->speed = -1; |
| 168 | ecmd->duplex = -1; |
| 169 | } |
| 170 | |
| 171 | ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) || |
| 172 | hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; |
| 173 | return 0; |
| 174 | } |
| 175 | |
| 176 | static int igb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) |
| 177 | { |
| 178 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 179 | struct e1000_hw *hw = &adapter->hw; |
| 180 | |
| 181 | /* When SoL/IDER sessions are active, autoneg/speed/duplex |
| 182 | * cannot be changed */ |
| 183 | if (igb_check_reset_block(hw)) { |
| 184 | dev_err(&adapter->pdev->dev, "Cannot change link " |
| 185 | "characteristics when SoL/IDER is active.\n"); |
| 186 | return -EINVAL; |
| 187 | } |
| 188 | |
| 189 | while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
| 190 | msleep(1); |
| 191 | |
| 192 | if (ecmd->autoneg == AUTONEG_ENABLE) { |
| 193 | hw->mac.autoneg = 1; |
| 194 | if (hw->phy.media_type == e1000_media_type_fiber) |
| 195 | hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full | |
| 196 | ADVERTISED_FIBRE | |
| 197 | ADVERTISED_Autoneg; |
| 198 | else |
| 199 | hw->phy.autoneg_advertised = ecmd->advertising | |
| 200 | ADVERTISED_TP | |
| 201 | ADVERTISED_Autoneg; |
| 202 | ecmd->advertising = hw->phy.autoneg_advertised; |
| 203 | } else |
| 204 | if (igb_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) { |
| 205 | clear_bit(__IGB_RESETTING, &adapter->state); |
| 206 | return -EINVAL; |
| 207 | } |
| 208 | |
| 209 | /* reset the link */ |
| 210 | |
| 211 | if (netif_running(adapter->netdev)) { |
| 212 | igb_down(adapter); |
| 213 | igb_up(adapter); |
| 214 | } else |
| 215 | igb_reset(adapter); |
| 216 | |
| 217 | clear_bit(__IGB_RESETTING, &adapter->state); |
| 218 | return 0; |
| 219 | } |
| 220 | |
| 221 | static void igb_get_pauseparam(struct net_device *netdev, |
| 222 | struct ethtool_pauseparam *pause) |
| 223 | { |
| 224 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 225 | struct e1000_hw *hw = &adapter->hw; |
| 226 | |
| 227 | pause->autoneg = |
| 228 | (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); |
| 229 | |
| 230 | if (hw->fc.type == e1000_fc_rx_pause) |
| 231 | pause->rx_pause = 1; |
| 232 | else if (hw->fc.type == e1000_fc_tx_pause) |
| 233 | pause->tx_pause = 1; |
| 234 | else if (hw->fc.type == e1000_fc_full) { |
| 235 | pause->rx_pause = 1; |
| 236 | pause->tx_pause = 1; |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | static int igb_set_pauseparam(struct net_device *netdev, |
| 241 | struct ethtool_pauseparam *pause) |
| 242 | { |
| 243 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 244 | struct e1000_hw *hw = &adapter->hw; |
| 245 | int retval = 0; |
| 246 | |
| 247 | adapter->fc_autoneg = pause->autoneg; |
| 248 | |
| 249 | while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
| 250 | msleep(1); |
| 251 | |
| 252 | if (pause->rx_pause && pause->tx_pause) |
| 253 | hw->fc.type = e1000_fc_full; |
| 254 | else if (pause->rx_pause && !pause->tx_pause) |
| 255 | hw->fc.type = e1000_fc_rx_pause; |
| 256 | else if (!pause->rx_pause && pause->tx_pause) |
| 257 | hw->fc.type = e1000_fc_tx_pause; |
| 258 | else if (!pause->rx_pause && !pause->tx_pause) |
| 259 | hw->fc.type = e1000_fc_none; |
| 260 | |
| 261 | hw->fc.original_type = hw->fc.type; |
| 262 | |
| 263 | if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
| 264 | if (netif_running(adapter->netdev)) { |
| 265 | igb_down(adapter); |
| 266 | igb_up(adapter); |
| 267 | } else |
| 268 | igb_reset(adapter); |
| 269 | } else |
| 270 | retval = ((hw->phy.media_type == e1000_media_type_fiber) ? |
| 271 | igb_setup_link(hw) : igb_force_mac_fc(hw)); |
| 272 | |
| 273 | clear_bit(__IGB_RESETTING, &adapter->state); |
| 274 | return retval; |
| 275 | } |
| 276 | |
| 277 | static u32 igb_get_rx_csum(struct net_device *netdev) |
| 278 | { |
| 279 | struct igb_adapter *adapter = netdev_priv(netdev); |
Alexander Duyck | 7beb014 | 2009-05-06 10:25:23 +0000 | [diff] [blame] | 280 | return !(adapter->flags & IGB_FLAG_RX_CSUM_DISABLED); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 281 | } |
| 282 | |
| 283 | static int igb_set_rx_csum(struct net_device *netdev, u32 data) |
| 284 | { |
| 285 | struct igb_adapter *adapter = netdev_priv(netdev); |
Alexander Duyck | 7beb014 | 2009-05-06 10:25:23 +0000 | [diff] [blame] | 286 | |
| 287 | if (data) |
| 288 | adapter->flags &= ~IGB_FLAG_RX_CSUM_DISABLED; |
| 289 | else |
| 290 | adapter->flags |= IGB_FLAG_RX_CSUM_DISABLED; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 291 | |
| 292 | return 0; |
| 293 | } |
| 294 | |
| 295 | static u32 igb_get_tx_csum(struct net_device *netdev) |
| 296 | { |
Alexander Duyck | 7d8eb29 | 2009-02-06 23:18:27 +0000 | [diff] [blame] | 297 | return (netdev->features & NETIF_F_IP_CSUM) != 0; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 298 | } |
| 299 | |
| 300 | static int igb_set_tx_csum(struct net_device *netdev, u32 data) |
| 301 | { |
Jesse Brandeburg | b947356 | 2009-04-27 22:36:13 +0000 | [diff] [blame] | 302 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 303 | |
| 304 | if (data) { |
Alexander Duyck | 7d8eb29 | 2009-02-06 23:18:27 +0000 | [diff] [blame] | 305 | netdev->features |= (NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM); |
Jesse Brandeburg | b947356 | 2009-04-27 22:36:13 +0000 | [diff] [blame] | 306 | if (adapter->hw.mac.type == e1000_82576) |
| 307 | netdev->features |= NETIF_F_SCTP_CSUM; |
| 308 | } else { |
| 309 | netdev->features &= ~(NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | |
| 310 | NETIF_F_SCTP_CSUM); |
| 311 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 312 | |
| 313 | return 0; |
| 314 | } |
| 315 | |
| 316 | static int igb_set_tso(struct net_device *netdev, u32 data) |
| 317 | { |
| 318 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 319 | |
Alexander Duyck | 7d8eb29 | 2009-02-06 23:18:27 +0000 | [diff] [blame] | 320 | if (data) { |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 321 | netdev->features |= NETIF_F_TSO; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 322 | netdev->features |= NETIF_F_TSO6; |
Alexander Duyck | 7d8eb29 | 2009-02-06 23:18:27 +0000 | [diff] [blame] | 323 | } else { |
| 324 | netdev->features &= ~NETIF_F_TSO; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 325 | netdev->features &= ~NETIF_F_TSO6; |
Alexander Duyck | 7d8eb29 | 2009-02-06 23:18:27 +0000 | [diff] [blame] | 326 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 327 | |
| 328 | dev_info(&adapter->pdev->dev, "TSO is %s\n", |
| 329 | data ? "Enabled" : "Disabled"); |
| 330 | return 0; |
| 331 | } |
| 332 | |
| 333 | static u32 igb_get_msglevel(struct net_device *netdev) |
| 334 | { |
| 335 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 336 | return adapter->msg_enable; |
| 337 | } |
| 338 | |
| 339 | static void igb_set_msglevel(struct net_device *netdev, u32 data) |
| 340 | { |
| 341 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 342 | adapter->msg_enable = data; |
| 343 | } |
| 344 | |
| 345 | static int igb_get_regs_len(struct net_device *netdev) |
| 346 | { |
| 347 | #define IGB_REGS_LEN 551 |
| 348 | return IGB_REGS_LEN * sizeof(u32); |
| 349 | } |
| 350 | |
| 351 | static void igb_get_regs(struct net_device *netdev, |
| 352 | struct ethtool_regs *regs, void *p) |
| 353 | { |
| 354 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 355 | struct e1000_hw *hw = &adapter->hw; |
| 356 | u32 *regs_buff = p; |
| 357 | u8 i; |
| 358 | |
| 359 | memset(p, 0, IGB_REGS_LEN * sizeof(u32)); |
| 360 | |
| 361 | regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id; |
| 362 | |
| 363 | /* General Registers */ |
| 364 | regs_buff[0] = rd32(E1000_CTRL); |
| 365 | regs_buff[1] = rd32(E1000_STATUS); |
| 366 | regs_buff[2] = rd32(E1000_CTRL_EXT); |
| 367 | regs_buff[3] = rd32(E1000_MDIC); |
| 368 | regs_buff[4] = rd32(E1000_SCTL); |
| 369 | regs_buff[5] = rd32(E1000_CONNSW); |
| 370 | regs_buff[6] = rd32(E1000_VET); |
| 371 | regs_buff[7] = rd32(E1000_LEDCTL); |
| 372 | regs_buff[8] = rd32(E1000_PBA); |
| 373 | regs_buff[9] = rd32(E1000_PBS); |
| 374 | regs_buff[10] = rd32(E1000_FRTIMER); |
| 375 | regs_buff[11] = rd32(E1000_TCPTIMER); |
| 376 | |
| 377 | /* NVM Register */ |
| 378 | regs_buff[12] = rd32(E1000_EECD); |
| 379 | |
| 380 | /* Interrupt */ |
Alexander Duyck | fe59de3 | 2008-08-26 04:25:05 -0700 | [diff] [blame] | 381 | /* Reading EICS for EICR because they read the |
| 382 | * same but EICS does not clear on read */ |
| 383 | regs_buff[13] = rd32(E1000_EICS); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 384 | regs_buff[14] = rd32(E1000_EICS); |
| 385 | regs_buff[15] = rd32(E1000_EIMS); |
| 386 | regs_buff[16] = rd32(E1000_EIMC); |
| 387 | regs_buff[17] = rd32(E1000_EIAC); |
| 388 | regs_buff[18] = rd32(E1000_EIAM); |
Alexander Duyck | fe59de3 | 2008-08-26 04:25:05 -0700 | [diff] [blame] | 389 | /* Reading ICS for ICR because they read the |
| 390 | * same but ICS does not clear on read */ |
| 391 | regs_buff[19] = rd32(E1000_ICS); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 392 | regs_buff[20] = rd32(E1000_ICS); |
| 393 | regs_buff[21] = rd32(E1000_IMS); |
| 394 | regs_buff[22] = rd32(E1000_IMC); |
| 395 | regs_buff[23] = rd32(E1000_IAC); |
| 396 | regs_buff[24] = rd32(E1000_IAM); |
| 397 | regs_buff[25] = rd32(E1000_IMIRVP); |
| 398 | |
| 399 | /* Flow Control */ |
| 400 | regs_buff[26] = rd32(E1000_FCAL); |
| 401 | regs_buff[27] = rd32(E1000_FCAH); |
| 402 | regs_buff[28] = rd32(E1000_FCTTV); |
| 403 | regs_buff[29] = rd32(E1000_FCRTL); |
| 404 | regs_buff[30] = rd32(E1000_FCRTH); |
| 405 | regs_buff[31] = rd32(E1000_FCRTV); |
| 406 | |
| 407 | /* Receive */ |
| 408 | regs_buff[32] = rd32(E1000_RCTL); |
| 409 | regs_buff[33] = rd32(E1000_RXCSUM); |
| 410 | regs_buff[34] = rd32(E1000_RLPML); |
| 411 | regs_buff[35] = rd32(E1000_RFCTL); |
| 412 | regs_buff[36] = rd32(E1000_MRQC); |
Alexander Duyck | e173952 | 2009-02-19 20:39:44 -0800 | [diff] [blame] | 413 | regs_buff[37] = rd32(E1000_VT_CTL); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 414 | |
| 415 | /* Transmit */ |
| 416 | regs_buff[38] = rd32(E1000_TCTL); |
| 417 | regs_buff[39] = rd32(E1000_TCTL_EXT); |
| 418 | regs_buff[40] = rd32(E1000_TIPG); |
| 419 | regs_buff[41] = rd32(E1000_DTXCTL); |
| 420 | |
| 421 | /* Wake Up */ |
| 422 | regs_buff[42] = rd32(E1000_WUC); |
| 423 | regs_buff[43] = rd32(E1000_WUFC); |
| 424 | regs_buff[44] = rd32(E1000_WUS); |
| 425 | regs_buff[45] = rd32(E1000_IPAV); |
| 426 | regs_buff[46] = rd32(E1000_WUPL); |
| 427 | |
| 428 | /* MAC */ |
| 429 | regs_buff[47] = rd32(E1000_PCS_CFG0); |
| 430 | regs_buff[48] = rd32(E1000_PCS_LCTL); |
| 431 | regs_buff[49] = rd32(E1000_PCS_LSTAT); |
| 432 | regs_buff[50] = rd32(E1000_PCS_ANADV); |
| 433 | regs_buff[51] = rd32(E1000_PCS_LPAB); |
| 434 | regs_buff[52] = rd32(E1000_PCS_NPTX); |
| 435 | regs_buff[53] = rd32(E1000_PCS_LPABNP); |
| 436 | |
| 437 | /* Statistics */ |
| 438 | regs_buff[54] = adapter->stats.crcerrs; |
| 439 | regs_buff[55] = adapter->stats.algnerrc; |
| 440 | regs_buff[56] = adapter->stats.symerrs; |
| 441 | regs_buff[57] = adapter->stats.rxerrc; |
| 442 | regs_buff[58] = adapter->stats.mpc; |
| 443 | regs_buff[59] = adapter->stats.scc; |
| 444 | regs_buff[60] = adapter->stats.ecol; |
| 445 | regs_buff[61] = adapter->stats.mcc; |
| 446 | regs_buff[62] = adapter->stats.latecol; |
| 447 | regs_buff[63] = adapter->stats.colc; |
| 448 | regs_buff[64] = adapter->stats.dc; |
| 449 | regs_buff[65] = adapter->stats.tncrs; |
| 450 | regs_buff[66] = adapter->stats.sec; |
| 451 | regs_buff[67] = adapter->stats.htdpmc; |
| 452 | regs_buff[68] = adapter->stats.rlec; |
| 453 | regs_buff[69] = adapter->stats.xonrxc; |
| 454 | regs_buff[70] = adapter->stats.xontxc; |
| 455 | regs_buff[71] = adapter->stats.xoffrxc; |
| 456 | regs_buff[72] = adapter->stats.xofftxc; |
| 457 | regs_buff[73] = adapter->stats.fcruc; |
| 458 | regs_buff[74] = adapter->stats.prc64; |
| 459 | regs_buff[75] = adapter->stats.prc127; |
| 460 | regs_buff[76] = adapter->stats.prc255; |
| 461 | regs_buff[77] = adapter->stats.prc511; |
| 462 | regs_buff[78] = adapter->stats.prc1023; |
| 463 | regs_buff[79] = adapter->stats.prc1522; |
| 464 | regs_buff[80] = adapter->stats.gprc; |
| 465 | regs_buff[81] = adapter->stats.bprc; |
| 466 | regs_buff[82] = adapter->stats.mprc; |
| 467 | regs_buff[83] = adapter->stats.gptc; |
| 468 | regs_buff[84] = adapter->stats.gorc; |
| 469 | regs_buff[86] = adapter->stats.gotc; |
| 470 | regs_buff[88] = adapter->stats.rnbc; |
| 471 | regs_buff[89] = adapter->stats.ruc; |
| 472 | regs_buff[90] = adapter->stats.rfc; |
| 473 | regs_buff[91] = adapter->stats.roc; |
| 474 | regs_buff[92] = adapter->stats.rjc; |
| 475 | regs_buff[93] = adapter->stats.mgprc; |
| 476 | regs_buff[94] = adapter->stats.mgpdc; |
| 477 | regs_buff[95] = adapter->stats.mgptc; |
| 478 | regs_buff[96] = adapter->stats.tor; |
| 479 | regs_buff[98] = adapter->stats.tot; |
| 480 | regs_buff[100] = adapter->stats.tpr; |
| 481 | regs_buff[101] = adapter->stats.tpt; |
| 482 | regs_buff[102] = adapter->stats.ptc64; |
| 483 | regs_buff[103] = adapter->stats.ptc127; |
| 484 | regs_buff[104] = adapter->stats.ptc255; |
| 485 | regs_buff[105] = adapter->stats.ptc511; |
| 486 | regs_buff[106] = adapter->stats.ptc1023; |
| 487 | regs_buff[107] = adapter->stats.ptc1522; |
| 488 | regs_buff[108] = adapter->stats.mptc; |
| 489 | regs_buff[109] = adapter->stats.bptc; |
| 490 | regs_buff[110] = adapter->stats.tsctc; |
| 491 | regs_buff[111] = adapter->stats.iac; |
| 492 | regs_buff[112] = adapter->stats.rpthc; |
| 493 | regs_buff[113] = adapter->stats.hgptc; |
| 494 | regs_buff[114] = adapter->stats.hgorc; |
| 495 | regs_buff[116] = adapter->stats.hgotc; |
| 496 | regs_buff[118] = adapter->stats.lenerrs; |
| 497 | regs_buff[119] = adapter->stats.scvpc; |
| 498 | regs_buff[120] = adapter->stats.hrmpc; |
| 499 | |
| 500 | /* These should probably be added to e1000_regs.h instead */ |
| 501 | #define E1000_PSRTYPE_REG(_i) (0x05480 + ((_i) * 4)) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 502 | #define E1000_IP4AT_REG(_i) (0x05840 + ((_i) * 8)) |
| 503 | #define E1000_IP6AT_REG(_i) (0x05880 + ((_i) * 4)) |
| 504 | #define E1000_WUPM_REG(_i) (0x05A00 + ((_i) * 4)) |
| 505 | #define E1000_FFMT_REG(_i) (0x09000 + ((_i) * 8)) |
| 506 | #define E1000_FFVT_REG(_i) (0x09800 + ((_i) * 8)) |
| 507 | #define E1000_FFLT_REG(_i) (0x05F00 + ((_i) * 8)) |
| 508 | |
| 509 | for (i = 0; i < 4; i++) |
| 510 | regs_buff[121 + i] = rd32(E1000_SRRCTL(i)); |
| 511 | for (i = 0; i < 4; i++) |
| 512 | regs_buff[125 + i] = rd32(E1000_PSRTYPE_REG(i)); |
| 513 | for (i = 0; i < 4; i++) |
| 514 | regs_buff[129 + i] = rd32(E1000_RDBAL(i)); |
| 515 | for (i = 0; i < 4; i++) |
| 516 | regs_buff[133 + i] = rd32(E1000_RDBAH(i)); |
| 517 | for (i = 0; i < 4; i++) |
| 518 | regs_buff[137 + i] = rd32(E1000_RDLEN(i)); |
| 519 | for (i = 0; i < 4; i++) |
| 520 | regs_buff[141 + i] = rd32(E1000_RDH(i)); |
| 521 | for (i = 0; i < 4; i++) |
| 522 | regs_buff[145 + i] = rd32(E1000_RDT(i)); |
| 523 | for (i = 0; i < 4; i++) |
| 524 | regs_buff[149 + i] = rd32(E1000_RXDCTL(i)); |
| 525 | |
| 526 | for (i = 0; i < 10; i++) |
| 527 | regs_buff[153 + i] = rd32(E1000_EITR(i)); |
| 528 | for (i = 0; i < 8; i++) |
| 529 | regs_buff[163 + i] = rd32(E1000_IMIR(i)); |
| 530 | for (i = 0; i < 8; i++) |
| 531 | regs_buff[171 + i] = rd32(E1000_IMIREXT(i)); |
| 532 | for (i = 0; i < 16; i++) |
| 533 | regs_buff[179 + i] = rd32(E1000_RAL(i)); |
| 534 | for (i = 0; i < 16; i++) |
| 535 | regs_buff[195 + i] = rd32(E1000_RAH(i)); |
| 536 | |
| 537 | for (i = 0; i < 4; i++) |
| 538 | regs_buff[211 + i] = rd32(E1000_TDBAL(i)); |
| 539 | for (i = 0; i < 4; i++) |
| 540 | regs_buff[215 + i] = rd32(E1000_TDBAH(i)); |
| 541 | for (i = 0; i < 4; i++) |
| 542 | regs_buff[219 + i] = rd32(E1000_TDLEN(i)); |
| 543 | for (i = 0; i < 4; i++) |
| 544 | regs_buff[223 + i] = rd32(E1000_TDH(i)); |
| 545 | for (i = 0; i < 4; i++) |
| 546 | regs_buff[227 + i] = rd32(E1000_TDT(i)); |
| 547 | for (i = 0; i < 4; i++) |
| 548 | regs_buff[231 + i] = rd32(E1000_TXDCTL(i)); |
| 549 | for (i = 0; i < 4; i++) |
| 550 | regs_buff[235 + i] = rd32(E1000_TDWBAL(i)); |
| 551 | for (i = 0; i < 4; i++) |
| 552 | regs_buff[239 + i] = rd32(E1000_TDWBAH(i)); |
| 553 | for (i = 0; i < 4; i++) |
| 554 | regs_buff[243 + i] = rd32(E1000_DCA_TXCTRL(i)); |
| 555 | |
| 556 | for (i = 0; i < 4; i++) |
| 557 | regs_buff[247 + i] = rd32(E1000_IP4AT_REG(i)); |
| 558 | for (i = 0; i < 4; i++) |
| 559 | regs_buff[251 + i] = rd32(E1000_IP6AT_REG(i)); |
| 560 | for (i = 0; i < 32; i++) |
| 561 | regs_buff[255 + i] = rd32(E1000_WUPM_REG(i)); |
| 562 | for (i = 0; i < 128; i++) |
| 563 | regs_buff[287 + i] = rd32(E1000_FFMT_REG(i)); |
| 564 | for (i = 0; i < 128; i++) |
| 565 | regs_buff[415 + i] = rd32(E1000_FFVT_REG(i)); |
| 566 | for (i = 0; i < 4; i++) |
| 567 | regs_buff[543 + i] = rd32(E1000_FFLT_REG(i)); |
| 568 | |
| 569 | regs_buff[547] = rd32(E1000_TDFH); |
| 570 | regs_buff[548] = rd32(E1000_TDFT); |
| 571 | regs_buff[549] = rd32(E1000_TDFHS); |
| 572 | regs_buff[550] = rd32(E1000_TDFPC); |
| 573 | |
| 574 | } |
| 575 | |
| 576 | static int igb_get_eeprom_len(struct net_device *netdev) |
| 577 | { |
| 578 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 579 | return adapter->hw.nvm.word_size * 2; |
| 580 | } |
| 581 | |
| 582 | static int igb_get_eeprom(struct net_device *netdev, |
| 583 | struct ethtool_eeprom *eeprom, u8 *bytes) |
| 584 | { |
| 585 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 586 | struct e1000_hw *hw = &adapter->hw; |
| 587 | u16 *eeprom_buff; |
| 588 | int first_word, last_word; |
| 589 | int ret_val = 0; |
| 590 | u16 i; |
| 591 | |
| 592 | if (eeprom->len == 0) |
| 593 | return -EINVAL; |
| 594 | |
| 595 | eeprom->magic = hw->vendor_id | (hw->device_id << 16); |
| 596 | |
| 597 | first_word = eeprom->offset >> 1; |
| 598 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| 599 | |
| 600 | eeprom_buff = kmalloc(sizeof(u16) * |
| 601 | (last_word - first_word + 1), GFP_KERNEL); |
| 602 | if (!eeprom_buff) |
| 603 | return -ENOMEM; |
| 604 | |
| 605 | if (hw->nvm.type == e1000_nvm_eeprom_spi) |
Alexander Duyck | 312c75a | 2009-02-06 23:17:47 +0000 | [diff] [blame] | 606 | ret_val = hw->nvm.ops.read(hw, first_word, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 607 | last_word - first_word + 1, |
| 608 | eeprom_buff); |
| 609 | else { |
| 610 | for (i = 0; i < last_word - first_word + 1; i++) { |
Alexander Duyck | 312c75a | 2009-02-06 23:17:47 +0000 | [diff] [blame] | 611 | ret_val = hw->nvm.ops.read(hw, first_word + i, 1, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 612 | &eeprom_buff[i]); |
| 613 | if (ret_val) |
| 614 | break; |
| 615 | } |
| 616 | } |
| 617 | |
| 618 | /* Device's eeprom is always little-endian, word addressable */ |
| 619 | for (i = 0; i < last_word - first_word + 1; i++) |
| 620 | le16_to_cpus(&eeprom_buff[i]); |
| 621 | |
| 622 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), |
| 623 | eeprom->len); |
| 624 | kfree(eeprom_buff); |
| 625 | |
| 626 | return ret_val; |
| 627 | } |
| 628 | |
| 629 | static int igb_set_eeprom(struct net_device *netdev, |
| 630 | struct ethtool_eeprom *eeprom, u8 *bytes) |
| 631 | { |
| 632 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 633 | struct e1000_hw *hw = &adapter->hw; |
| 634 | u16 *eeprom_buff; |
| 635 | void *ptr; |
| 636 | int max_len, first_word, last_word, ret_val = 0; |
| 637 | u16 i; |
| 638 | |
| 639 | if (eeprom->len == 0) |
| 640 | return -EOPNOTSUPP; |
| 641 | |
| 642 | if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) |
| 643 | return -EFAULT; |
| 644 | |
| 645 | max_len = hw->nvm.word_size * 2; |
| 646 | |
| 647 | first_word = eeprom->offset >> 1; |
| 648 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; |
| 649 | eeprom_buff = kmalloc(max_len, GFP_KERNEL); |
| 650 | if (!eeprom_buff) |
| 651 | return -ENOMEM; |
| 652 | |
| 653 | ptr = (void *)eeprom_buff; |
| 654 | |
| 655 | if (eeprom->offset & 1) { |
| 656 | /* need read/modify/write of first changed EEPROM word */ |
| 657 | /* only the second byte of the word is being modified */ |
Alexander Duyck | 312c75a | 2009-02-06 23:17:47 +0000 | [diff] [blame] | 658 | ret_val = hw->nvm.ops.read(hw, first_word, 1, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 659 | &eeprom_buff[0]); |
| 660 | ptr++; |
| 661 | } |
| 662 | if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) { |
| 663 | /* need read/modify/write of last changed EEPROM word */ |
| 664 | /* only the first byte of the word is being modified */ |
Alexander Duyck | 312c75a | 2009-02-06 23:17:47 +0000 | [diff] [blame] | 665 | ret_val = hw->nvm.ops.read(hw, last_word, 1, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 666 | &eeprom_buff[last_word - first_word]); |
| 667 | } |
| 668 | |
| 669 | /* Device's eeprom is always little-endian, word addressable */ |
| 670 | for (i = 0; i < last_word - first_word + 1; i++) |
| 671 | le16_to_cpus(&eeprom_buff[i]); |
| 672 | |
| 673 | memcpy(ptr, bytes, eeprom->len); |
| 674 | |
| 675 | for (i = 0; i < last_word - first_word + 1; i++) |
| 676 | eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); |
| 677 | |
Alexander Duyck | 312c75a | 2009-02-06 23:17:47 +0000 | [diff] [blame] | 678 | ret_val = hw->nvm.ops.write(hw, first_word, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 679 | last_word - first_word + 1, eeprom_buff); |
| 680 | |
| 681 | /* Update the checksum over the first part of the EEPROM if needed |
| 682 | * and flush shadow RAM for 82573 controllers */ |
| 683 | if ((ret_val == 0) && ((first_word <= NVM_CHECKSUM_REG))) |
| 684 | igb_update_nvm_checksum(hw); |
| 685 | |
| 686 | kfree(eeprom_buff); |
| 687 | return ret_val; |
| 688 | } |
| 689 | |
| 690 | static void igb_get_drvinfo(struct net_device *netdev, |
| 691 | struct ethtool_drvinfo *drvinfo) |
| 692 | { |
| 693 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 694 | char firmware_version[32]; |
| 695 | u16 eeprom_data; |
| 696 | |
| 697 | strncpy(drvinfo->driver, igb_driver_name, 32); |
| 698 | strncpy(drvinfo->version, igb_driver_version, 32); |
| 699 | |
| 700 | /* EEPROM image version # is reported as firmware version # for |
| 701 | * 82575 controllers */ |
Alexander Duyck | 312c75a | 2009-02-06 23:17:47 +0000 | [diff] [blame] | 702 | adapter->hw.nvm.ops.read(&adapter->hw, 5, 1, &eeprom_data); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 703 | sprintf(firmware_version, "%d.%d-%d", |
| 704 | (eeprom_data & 0xF000) >> 12, |
| 705 | (eeprom_data & 0x0FF0) >> 4, |
| 706 | eeprom_data & 0x000F); |
| 707 | |
| 708 | strncpy(drvinfo->fw_version, firmware_version, 32); |
| 709 | strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); |
| 710 | drvinfo->n_stats = IGB_STATS_LEN; |
| 711 | drvinfo->testinfo_len = IGB_TEST_LEN; |
| 712 | drvinfo->regdump_len = igb_get_regs_len(netdev); |
| 713 | drvinfo->eedump_len = igb_get_eeprom_len(netdev); |
| 714 | } |
| 715 | |
| 716 | static void igb_get_ringparam(struct net_device *netdev, |
| 717 | struct ethtool_ringparam *ring) |
| 718 | { |
| 719 | struct igb_adapter *adapter = netdev_priv(netdev); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 720 | |
| 721 | ring->rx_max_pending = IGB_MAX_RXD; |
| 722 | ring->tx_max_pending = IGB_MAX_TXD; |
| 723 | ring->rx_mini_max_pending = 0; |
| 724 | ring->rx_jumbo_max_pending = 0; |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 725 | ring->rx_pending = adapter->rx_ring_count; |
| 726 | ring->tx_pending = adapter->tx_ring_count; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 727 | ring->rx_mini_pending = 0; |
| 728 | ring->rx_jumbo_pending = 0; |
| 729 | } |
| 730 | |
| 731 | static int igb_set_ringparam(struct net_device *netdev, |
| 732 | struct ethtool_ringparam *ring) |
| 733 | { |
| 734 | struct igb_adapter *adapter = netdev_priv(netdev); |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 735 | struct igb_ring *temp_ring; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 736 | int i, err; |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 737 | u32 new_rx_count, new_tx_count; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 738 | |
| 739 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
| 740 | return -EINVAL; |
| 741 | |
| 742 | new_rx_count = max(ring->rx_pending, (u32)IGB_MIN_RXD); |
| 743 | new_rx_count = min(new_rx_count, (u32)IGB_MAX_RXD); |
| 744 | new_rx_count = ALIGN(new_rx_count, REQ_RX_DESCRIPTOR_MULTIPLE); |
| 745 | |
| 746 | new_tx_count = max(ring->tx_pending, (u32)IGB_MIN_TXD); |
| 747 | new_tx_count = min(new_tx_count, (u32)IGB_MAX_TXD); |
| 748 | new_tx_count = ALIGN(new_tx_count, REQ_TX_DESCRIPTOR_MULTIPLE); |
| 749 | |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 750 | if ((new_tx_count == adapter->tx_ring_count) && |
| 751 | (new_rx_count == adapter->rx_ring_count)) { |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 752 | /* nothing to do */ |
| 753 | return 0; |
| 754 | } |
| 755 | |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 756 | if (adapter->num_tx_queues > adapter->num_rx_queues) |
| 757 | temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring)); |
| 758 | else |
| 759 | temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring)); |
| 760 | if (!temp_ring) |
| 761 | return -ENOMEM; |
| 762 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 763 | while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) |
| 764 | msleep(1); |
| 765 | |
| 766 | if (netif_running(adapter->netdev)) |
| 767 | igb_down(adapter); |
| 768 | |
| 769 | /* |
| 770 | * We can't just free everything and then setup again, |
| 771 | * because the ISRs in MSI-X mode get passed pointers |
| 772 | * to the tx and rx ring structs. |
| 773 | */ |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 774 | if (new_tx_count != adapter->tx_ring_count) { |
| 775 | memcpy(temp_ring, adapter->tx_ring, |
| 776 | adapter->num_tx_queues * sizeof(struct igb_ring)); |
| 777 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 778 | for (i = 0; i < adapter->num_tx_queues; i++) { |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 779 | temp_ring[i].count = new_tx_count; |
| 780 | err = igb_setup_tx_resources(adapter, &temp_ring[i]); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 781 | if (err) { |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 782 | while (i) { |
| 783 | i--; |
| 784 | igb_free_tx_resources(&temp_ring[i]); |
| 785 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 786 | goto err_setup; |
| 787 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 788 | } |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 789 | |
| 790 | for (i = 0; i < adapter->num_tx_queues; i++) |
| 791 | igb_free_tx_resources(&adapter->tx_ring[i]); |
| 792 | |
| 793 | memcpy(adapter->tx_ring, temp_ring, |
| 794 | adapter->num_tx_queues * sizeof(struct igb_ring)); |
| 795 | |
| 796 | adapter->tx_ring_count = new_tx_count; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 797 | } |
| 798 | |
| 799 | if (new_rx_count != adapter->rx_ring->count) { |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 800 | memcpy(temp_ring, adapter->rx_ring, |
| 801 | adapter->num_rx_queues * sizeof(struct igb_ring)); |
| 802 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 803 | for (i = 0; i < adapter->num_rx_queues; i++) { |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 804 | temp_ring[i].count = new_rx_count; |
| 805 | err = igb_setup_rx_resources(adapter, &temp_ring[i]); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 806 | if (err) { |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 807 | while (i) { |
| 808 | i--; |
| 809 | igb_free_rx_resources(&temp_ring[i]); |
| 810 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 811 | goto err_setup; |
| 812 | } |
| 813 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 814 | } |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 815 | |
| 816 | for (i = 0; i < adapter->num_rx_queues; i++) |
| 817 | igb_free_rx_resources(&adapter->rx_ring[i]); |
| 818 | |
| 819 | memcpy(adapter->rx_ring, temp_ring, |
| 820 | adapter->num_rx_queues * sizeof(struct igb_ring)); |
| 821 | |
| 822 | adapter->rx_ring_count = new_rx_count; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 823 | } |
| 824 | |
| 825 | err = 0; |
| 826 | err_setup: |
| 827 | if (netif_running(adapter->netdev)) |
| 828 | igb_up(adapter); |
| 829 | |
| 830 | clear_bit(__IGB_RESETTING, &adapter->state); |
Alexander Duyck | 68fd991 | 2008-11-20 00:48:10 -0800 | [diff] [blame] | 831 | vfree(temp_ring); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 832 | return err; |
| 833 | } |
| 834 | |
| 835 | /* ethtool register test data */ |
| 836 | struct igb_reg_test { |
| 837 | u16 reg; |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 838 | u16 reg_offset; |
| 839 | u16 array_len; |
| 840 | u16 test_type; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 841 | u32 mask; |
| 842 | u32 write; |
| 843 | }; |
| 844 | |
| 845 | /* In the hardware, registers are laid out either singly, in arrays |
| 846 | * spaced 0x100 bytes apart, or in contiguous tables. We assume |
| 847 | * most tests take place on arrays or single registers (handled |
| 848 | * as a single-element array) and special-case the tables. |
| 849 | * Table tests are always pattern tests. |
| 850 | * |
| 851 | * We also make provision for some required setup steps by specifying |
| 852 | * registers to be written without any read-back testing. |
| 853 | */ |
| 854 | |
| 855 | #define PATTERN_TEST 1 |
| 856 | #define SET_READ_TEST 2 |
| 857 | #define WRITE_NO_TEST 3 |
| 858 | #define TABLE32_TEST 4 |
| 859 | #define TABLE64_TEST_LO 5 |
| 860 | #define TABLE64_TEST_HI 6 |
| 861 | |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 862 | /* 82576 reg test */ |
| 863 | static struct igb_reg_test reg_test_82576[] = { |
| 864 | { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 865 | { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
| 866 | { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
| 867 | { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 868 | { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
| 869 | { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 870 | { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 871 | { E1000_RDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
| 872 | { E1000_RDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 873 | { E1000_RDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
| 874 | /* Enable all RX queues before testing. */ |
| 875 | { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, |
| 876 | { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 877 | /* RDH is read-only for 82576, only test RDT. */ |
| 878 | { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 879 | { E1000_RDT(4), 0x40, 12, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 880 | { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 }, |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 881 | { E1000_RXDCTL(4), 0x40, 12, WRITE_NO_TEST, 0, 0 }, |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 882 | { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, |
| 883 | { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
| 884 | { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, |
| 885 | { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
| 886 | { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 887 | { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 888 | { E1000_TDBAL(4), 0x40, 12, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
| 889 | { E1000_TDBAH(4), 0x40, 12, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 890 | { E1000_TDLEN(4), 0x40, 12, PATTERN_TEST, 0x000FFFF0, 0x000FFFFF }, |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 891 | { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
| 892 | { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0x003FFFFB }, |
| 893 | { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB0FE, 0xFFFFFFFF }, |
| 894 | { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
| 895 | { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 896 | { E1000_RA, 0, 16, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, |
| 897 | { E1000_RA2, 0, 8, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 898 | { E1000_RA2, 0, 8, TABLE64_TEST_HI, 0x83FFFFFF, 0xFFFFFFFF }, |
| 899 | { E1000_MTA, 0, 128,TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 900 | { 0, 0, 0, 0 } |
| 901 | }; |
| 902 | |
| 903 | /* 82575 register test */ |
| 904 | static struct igb_reg_test reg_test_82575[] = { |
| 905 | { E1000_FCAL, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 906 | { E1000_FCAH, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
| 907 | { E1000_FCT, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0xFFFFFFFF }, |
| 908 | { E1000_VET, 0x100, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 909 | { E1000_RDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
| 910 | { E1000_RDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 911 | { E1000_RDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
| 912 | /* Enable all four RX queues before testing. */ |
| 913 | { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, E1000_RXDCTL_QUEUE_ENABLE }, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 914 | /* RDH is read-only for 82575, only test RDT. */ |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 915 | { E1000_RDT(0), 0x100, 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
| 916 | { E1000_RXDCTL(0), 0x100, 4, WRITE_NO_TEST, 0, 0 }, |
| 917 | { E1000_FCRTH, 0x100, 1, PATTERN_TEST, 0x0000FFF0, 0x0000FFF0 }, |
| 918 | { E1000_FCTTV, 0x100, 1, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, |
| 919 | { E1000_TIPG, 0x100, 1, PATTERN_TEST, 0x3FFFFFFF, 0x3FFFFFFF }, |
| 920 | { E1000_TDBAL(0), 0x100, 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, |
| 921 | { E1000_TDBAH(0), 0x100, 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 922 | { E1000_TDLEN(0), 0x100, 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, |
| 923 | { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
| 924 | { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB3FE, 0x003FFFFB }, |
| 925 | { E1000_RCTL, 0x100, 1, SET_READ_TEST, 0x04CFB3FE, 0xFFFFFFFF }, |
| 926 | { E1000_TCTL, 0x100, 1, SET_READ_TEST, 0xFFFFFFFF, 0x00000000 }, |
| 927 | { E1000_TXCW, 0x100, 1, PATTERN_TEST, 0xC000FFFF, 0x0000FFFF }, |
| 928 | { E1000_RA, 0, 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, |
| 929 | { E1000_RA, 0, 16, TABLE64_TEST_HI, 0x800FFFFF, 0xFFFFFFFF }, |
| 930 | { E1000_MTA, 0, 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 931 | { 0, 0, 0, 0 } |
| 932 | }; |
| 933 | |
| 934 | static bool reg_pattern_test(struct igb_adapter *adapter, u64 *data, |
| 935 | int reg, u32 mask, u32 write) |
| 936 | { |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 937 | struct e1000_hw *hw = &adapter->hw; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 938 | u32 pat, val; |
| 939 | u32 _test[] = |
| 940 | {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; |
| 941 | for (pat = 0; pat < ARRAY_SIZE(_test); pat++) { |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 942 | wr32(reg, (_test[pat] & write)); |
| 943 | val = rd32(reg); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 944 | if (val != (_test[pat] & write & mask)) { |
| 945 | dev_err(&adapter->pdev->dev, "pattern test reg %04X " |
| 946 | "failed: got 0x%08X expected 0x%08X\n", |
| 947 | reg, val, (_test[pat] & write & mask)); |
| 948 | *data = reg; |
| 949 | return 1; |
| 950 | } |
| 951 | } |
| 952 | return 0; |
| 953 | } |
| 954 | |
| 955 | static bool reg_set_and_check(struct igb_adapter *adapter, u64 *data, |
| 956 | int reg, u32 mask, u32 write) |
| 957 | { |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 958 | struct e1000_hw *hw = &adapter->hw; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 959 | u32 val; |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 960 | wr32(reg, write & mask); |
| 961 | val = rd32(reg); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 962 | if ((write & mask) != (val & mask)) { |
| 963 | dev_err(&adapter->pdev->dev, "set/check reg %04X test failed:" |
| 964 | " got 0x%08X expected 0x%08X\n", reg, |
| 965 | (val & mask), (write & mask)); |
| 966 | *data = reg; |
| 967 | return 1; |
| 968 | } |
| 969 | return 0; |
| 970 | } |
| 971 | |
| 972 | #define REG_PATTERN_TEST(reg, mask, write) \ |
| 973 | do { \ |
| 974 | if (reg_pattern_test(adapter, data, reg, mask, write)) \ |
| 975 | return 1; \ |
| 976 | } while (0) |
| 977 | |
| 978 | #define REG_SET_AND_CHECK(reg, mask, write) \ |
| 979 | do { \ |
| 980 | if (reg_set_and_check(adapter, data, reg, mask, write)) \ |
| 981 | return 1; \ |
| 982 | } while (0) |
| 983 | |
| 984 | static int igb_reg_test(struct igb_adapter *adapter, u64 *data) |
| 985 | { |
| 986 | struct e1000_hw *hw = &adapter->hw; |
| 987 | struct igb_reg_test *test; |
| 988 | u32 value, before, after; |
| 989 | u32 i, toggle; |
| 990 | |
| 991 | toggle = 0x7FFFF3FF; |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 992 | |
| 993 | switch (adapter->hw.mac.type) { |
| 994 | case e1000_82576: |
| 995 | test = reg_test_82576; |
| 996 | break; |
| 997 | default: |
| 998 | test = reg_test_82575; |
| 999 | break; |
| 1000 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1001 | |
| 1002 | /* Because the status register is such a special case, |
| 1003 | * we handle it separately from the rest of the register |
| 1004 | * tests. Some bits are read-only, some toggle, and some |
| 1005 | * are writable on newer MACs. |
| 1006 | */ |
| 1007 | before = rd32(E1000_STATUS); |
| 1008 | value = (rd32(E1000_STATUS) & toggle); |
| 1009 | wr32(E1000_STATUS, toggle); |
| 1010 | after = rd32(E1000_STATUS) & toggle; |
| 1011 | if (value != after) { |
| 1012 | dev_err(&adapter->pdev->dev, "failed STATUS register test " |
| 1013 | "got: 0x%08X expected: 0x%08X\n", after, value); |
| 1014 | *data = 1; |
| 1015 | return 1; |
| 1016 | } |
| 1017 | /* restore previous status */ |
| 1018 | wr32(E1000_STATUS, before); |
| 1019 | |
| 1020 | /* Perform the remainder of the register test, looping through |
| 1021 | * the test table until we either fail or reach the null entry. |
| 1022 | */ |
| 1023 | while (test->reg) { |
| 1024 | for (i = 0; i < test->array_len; i++) { |
| 1025 | switch (test->test_type) { |
| 1026 | case PATTERN_TEST: |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1027 | REG_PATTERN_TEST(test->reg + |
| 1028 | (i * test->reg_offset), |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1029 | test->mask, |
| 1030 | test->write); |
| 1031 | break; |
| 1032 | case SET_READ_TEST: |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1033 | REG_SET_AND_CHECK(test->reg + |
| 1034 | (i * test->reg_offset), |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1035 | test->mask, |
| 1036 | test->write); |
| 1037 | break; |
| 1038 | case WRITE_NO_TEST: |
| 1039 | writel(test->write, |
| 1040 | (adapter->hw.hw_addr + test->reg) |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 1041 | + (i * test->reg_offset)); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1042 | break; |
| 1043 | case TABLE32_TEST: |
| 1044 | REG_PATTERN_TEST(test->reg + (i * 4), |
| 1045 | test->mask, |
| 1046 | test->write); |
| 1047 | break; |
| 1048 | case TABLE64_TEST_LO: |
| 1049 | REG_PATTERN_TEST(test->reg + (i * 8), |
| 1050 | test->mask, |
| 1051 | test->write); |
| 1052 | break; |
| 1053 | case TABLE64_TEST_HI: |
| 1054 | REG_PATTERN_TEST((test->reg + 4) + (i * 8), |
| 1055 | test->mask, |
| 1056 | test->write); |
| 1057 | break; |
| 1058 | } |
| 1059 | } |
| 1060 | test++; |
| 1061 | } |
| 1062 | |
| 1063 | *data = 0; |
| 1064 | return 0; |
| 1065 | } |
| 1066 | |
| 1067 | static int igb_eeprom_test(struct igb_adapter *adapter, u64 *data) |
| 1068 | { |
| 1069 | u16 temp; |
| 1070 | u16 checksum = 0; |
| 1071 | u16 i; |
| 1072 | |
| 1073 | *data = 0; |
| 1074 | /* Read and add up the contents of the EEPROM */ |
| 1075 | for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) { |
Alexander Duyck | 312c75a | 2009-02-06 23:17:47 +0000 | [diff] [blame] | 1076 | if ((adapter->hw.nvm.ops.read(&adapter->hw, i, 1, &temp)) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1077 | < 0) { |
| 1078 | *data = 1; |
| 1079 | break; |
| 1080 | } |
| 1081 | checksum += temp; |
| 1082 | } |
| 1083 | |
| 1084 | /* If Checksum is not Correct return error else test passed */ |
| 1085 | if ((checksum != (u16) NVM_SUM) && !(*data)) |
| 1086 | *data = 2; |
| 1087 | |
| 1088 | return *data; |
| 1089 | } |
| 1090 | |
| 1091 | static irqreturn_t igb_test_intr(int irq, void *data) |
| 1092 | { |
| 1093 | struct net_device *netdev = (struct net_device *) data; |
| 1094 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1095 | struct e1000_hw *hw = &adapter->hw; |
| 1096 | |
| 1097 | adapter->test_icr |= rd32(E1000_ICR); |
| 1098 | |
| 1099 | return IRQ_HANDLED; |
| 1100 | } |
| 1101 | |
| 1102 | static int igb_intr_test(struct igb_adapter *adapter, u64 *data) |
| 1103 | { |
| 1104 | struct e1000_hw *hw = &adapter->hw; |
| 1105 | struct net_device *netdev = adapter->netdev; |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1106 | u32 mask, ics_mask, i = 0, shared_int = true; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1107 | u32 irq = adapter->pdev->irq; |
| 1108 | |
| 1109 | *data = 0; |
| 1110 | |
| 1111 | /* Hook up test interrupt handler just for this test */ |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1112 | if (adapter->msix_entries) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1113 | /* NOTE: we don't test MSI-X interrupts here, yet */ |
| 1114 | return 0; |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1115 | |
| 1116 | if (adapter->flags & IGB_FLAG_HAS_MSI) { |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1117 | shared_int = false; |
| 1118 | if (request_irq(irq, &igb_test_intr, 0, netdev->name, netdev)) { |
| 1119 | *data = 1; |
| 1120 | return -1; |
| 1121 | } |
| 1122 | } else if (!request_irq(irq, &igb_test_intr, IRQF_PROBE_SHARED, |
| 1123 | netdev->name, netdev)) { |
| 1124 | shared_int = false; |
| 1125 | } else if (request_irq(irq, &igb_test_intr, IRQF_SHARED, |
| 1126 | netdev->name, netdev)) { |
| 1127 | *data = 1; |
| 1128 | return -1; |
| 1129 | } |
| 1130 | dev_info(&adapter->pdev->dev, "testing %s interrupt\n", |
| 1131 | (shared_int ? "shared" : "unshared")); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1132 | /* Disable all the interrupts */ |
| 1133 | wr32(E1000_IMC, 0xFFFFFFFF); |
| 1134 | msleep(10); |
| 1135 | |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1136 | /* Define all writable bits for ICS */ |
| 1137 | switch(hw->mac.type) { |
| 1138 | case e1000_82575: |
| 1139 | ics_mask = 0x37F47EDD; |
| 1140 | break; |
| 1141 | case e1000_82576: |
| 1142 | ics_mask = 0x77D4FBFD; |
| 1143 | break; |
| 1144 | default: |
| 1145 | ics_mask = 0x7FFFFFFF; |
| 1146 | break; |
| 1147 | } |
| 1148 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1149 | /* Test each interrupt */ |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1150 | for (; i < 31; i++) { |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1151 | /* Interrupt to test */ |
| 1152 | mask = 1 << i; |
| 1153 | |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1154 | if (!(mask & ics_mask)) |
| 1155 | continue; |
| 1156 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1157 | if (!shared_int) { |
| 1158 | /* Disable the interrupt to be reported in |
| 1159 | * the cause register and then force the same |
| 1160 | * interrupt and see if one gets posted. If |
| 1161 | * an interrupt was posted to the bus, the |
| 1162 | * test failed. |
| 1163 | */ |
| 1164 | adapter->test_icr = 0; |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1165 | |
| 1166 | /* Flush any pending interrupts */ |
| 1167 | wr32(E1000_ICR, ~0); |
| 1168 | |
| 1169 | wr32(E1000_IMC, mask); |
| 1170 | wr32(E1000_ICS, mask); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1171 | msleep(10); |
| 1172 | |
| 1173 | if (adapter->test_icr & mask) { |
| 1174 | *data = 3; |
| 1175 | break; |
| 1176 | } |
| 1177 | } |
| 1178 | |
| 1179 | /* Enable the interrupt to be reported in |
| 1180 | * the cause register and then force the same |
| 1181 | * interrupt and see if one gets posted. If |
| 1182 | * an interrupt was not posted to the bus, the |
| 1183 | * test failed. |
| 1184 | */ |
| 1185 | adapter->test_icr = 0; |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1186 | |
| 1187 | /* Flush any pending interrupts */ |
| 1188 | wr32(E1000_ICR, ~0); |
| 1189 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1190 | wr32(E1000_IMS, mask); |
| 1191 | wr32(E1000_ICS, mask); |
| 1192 | msleep(10); |
| 1193 | |
| 1194 | if (!(adapter->test_icr & mask)) { |
| 1195 | *data = 4; |
| 1196 | break; |
| 1197 | } |
| 1198 | |
| 1199 | if (!shared_int) { |
| 1200 | /* Disable the other interrupts to be reported in |
| 1201 | * the cause register and then force the other |
| 1202 | * interrupts and see if any get posted. If |
| 1203 | * an interrupt was posted to the bus, the |
| 1204 | * test failed. |
| 1205 | */ |
| 1206 | adapter->test_icr = 0; |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1207 | |
| 1208 | /* Flush any pending interrupts */ |
| 1209 | wr32(E1000_ICR, ~0); |
| 1210 | |
| 1211 | wr32(E1000_IMC, ~mask); |
| 1212 | wr32(E1000_ICS, ~mask); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1213 | msleep(10); |
| 1214 | |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1215 | if (adapter->test_icr & mask) { |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1216 | *data = 5; |
| 1217 | break; |
| 1218 | } |
| 1219 | } |
| 1220 | } |
| 1221 | |
| 1222 | /* Disable all the interrupts */ |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1223 | wr32(E1000_IMC, ~0); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1224 | msleep(10); |
| 1225 | |
| 1226 | /* Unhook test interrupt handler */ |
| 1227 | free_irq(irq, netdev); |
| 1228 | |
| 1229 | return *data; |
| 1230 | } |
| 1231 | |
| 1232 | static void igb_free_desc_rings(struct igb_adapter *adapter) |
| 1233 | { |
| 1234 | struct igb_ring *tx_ring = &adapter->test_tx_ring; |
| 1235 | struct igb_ring *rx_ring = &adapter->test_rx_ring; |
| 1236 | struct pci_dev *pdev = adapter->pdev; |
| 1237 | int i; |
| 1238 | |
| 1239 | if (tx_ring->desc && tx_ring->buffer_info) { |
| 1240 | for (i = 0; i < tx_ring->count; i++) { |
| 1241 | struct igb_buffer *buf = &(tx_ring->buffer_info[i]); |
| 1242 | if (buf->dma) |
| 1243 | pci_unmap_single(pdev, buf->dma, buf->length, |
| 1244 | PCI_DMA_TODEVICE); |
| 1245 | if (buf->skb) |
| 1246 | dev_kfree_skb(buf->skb); |
| 1247 | } |
| 1248 | } |
| 1249 | |
| 1250 | if (rx_ring->desc && rx_ring->buffer_info) { |
| 1251 | for (i = 0; i < rx_ring->count; i++) { |
| 1252 | struct igb_buffer *buf = &(rx_ring->buffer_info[i]); |
| 1253 | if (buf->dma) |
| 1254 | pci_unmap_single(pdev, buf->dma, |
| 1255 | IGB_RXBUFFER_2048, |
| 1256 | PCI_DMA_FROMDEVICE); |
| 1257 | if (buf->skb) |
| 1258 | dev_kfree_skb(buf->skb); |
| 1259 | } |
| 1260 | } |
| 1261 | |
| 1262 | if (tx_ring->desc) { |
| 1263 | pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, |
| 1264 | tx_ring->dma); |
| 1265 | tx_ring->desc = NULL; |
| 1266 | } |
| 1267 | if (rx_ring->desc) { |
| 1268 | pci_free_consistent(pdev, rx_ring->size, rx_ring->desc, |
| 1269 | rx_ring->dma); |
| 1270 | rx_ring->desc = NULL; |
| 1271 | } |
| 1272 | |
| 1273 | kfree(tx_ring->buffer_info); |
| 1274 | tx_ring->buffer_info = NULL; |
| 1275 | kfree(rx_ring->buffer_info); |
| 1276 | rx_ring->buffer_info = NULL; |
| 1277 | |
| 1278 | return; |
| 1279 | } |
| 1280 | |
| 1281 | static int igb_setup_desc_rings(struct igb_adapter *adapter) |
| 1282 | { |
| 1283 | struct e1000_hw *hw = &adapter->hw; |
| 1284 | struct igb_ring *tx_ring = &adapter->test_tx_ring; |
| 1285 | struct igb_ring *rx_ring = &adapter->test_rx_ring; |
| 1286 | struct pci_dev *pdev = adapter->pdev; |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1287 | struct igb_buffer *buffer_info; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1288 | u32 rctl; |
| 1289 | int i, ret_val; |
| 1290 | |
| 1291 | /* Setup Tx descriptor ring and Tx buffers */ |
| 1292 | |
| 1293 | if (!tx_ring->count) |
| 1294 | tx_ring->count = IGB_DEFAULT_TXD; |
| 1295 | |
| 1296 | tx_ring->buffer_info = kcalloc(tx_ring->count, |
| 1297 | sizeof(struct igb_buffer), |
| 1298 | GFP_KERNEL); |
| 1299 | if (!tx_ring->buffer_info) { |
| 1300 | ret_val = 1; |
| 1301 | goto err_nomem; |
| 1302 | } |
| 1303 | |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1304 | tx_ring->size = tx_ring->count * sizeof(union e1000_adv_tx_desc); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1305 | tx_ring->size = ALIGN(tx_ring->size, 4096); |
| 1306 | tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size, |
| 1307 | &tx_ring->dma); |
| 1308 | if (!tx_ring->desc) { |
| 1309 | ret_val = 2; |
| 1310 | goto err_nomem; |
| 1311 | } |
| 1312 | tx_ring->next_to_use = tx_ring->next_to_clean = 0; |
| 1313 | |
| 1314 | wr32(E1000_TDBAL(0), |
| 1315 | ((u64) tx_ring->dma & 0x00000000FFFFFFFF)); |
| 1316 | wr32(E1000_TDBAH(0), ((u64) tx_ring->dma >> 32)); |
| 1317 | wr32(E1000_TDLEN(0), |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1318 | tx_ring->count * sizeof(union e1000_adv_tx_desc)); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1319 | wr32(E1000_TDH(0), 0); |
| 1320 | wr32(E1000_TDT(0), 0); |
| 1321 | wr32(E1000_TCTL, |
| 1322 | E1000_TCTL_PSP | E1000_TCTL_EN | |
| 1323 | E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | |
| 1324 | E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT); |
| 1325 | |
| 1326 | for (i = 0; i < tx_ring->count; i++) { |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1327 | union e1000_adv_tx_desc *tx_desc; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1328 | struct sk_buff *skb; |
| 1329 | unsigned int size = 1024; |
| 1330 | |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1331 | tx_desc = E1000_TX_DESC_ADV(*tx_ring, i); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1332 | skb = alloc_skb(size, GFP_KERNEL); |
| 1333 | if (!skb) { |
| 1334 | ret_val = 3; |
| 1335 | goto err_nomem; |
| 1336 | } |
| 1337 | skb_put(skb, size); |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1338 | buffer_info = &tx_ring->buffer_info[i]; |
| 1339 | buffer_info->skb = skb; |
| 1340 | buffer_info->length = skb->len; |
| 1341 | buffer_info->dma = pci_map_single(pdev, skb->data, skb->len, |
| 1342 | PCI_DMA_TODEVICE); |
| 1343 | tx_desc->read.buffer_addr = cpu_to_le64(buffer_info->dma); |
| 1344 | tx_desc->read.olinfo_status = cpu_to_le32(skb->len) << |
| 1345 | E1000_ADVTXD_PAYLEN_SHIFT; |
| 1346 | tx_desc->read.cmd_type_len = cpu_to_le32(skb->len); |
| 1347 | tx_desc->read.cmd_type_len |= cpu_to_le32(E1000_TXD_CMD_EOP | |
| 1348 | E1000_TXD_CMD_IFCS | |
| 1349 | E1000_TXD_CMD_RS | |
| 1350 | E1000_ADVTXD_DTYP_DATA | |
| 1351 | E1000_ADVTXD_DCMD_DEXT); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1352 | } |
| 1353 | |
| 1354 | /* Setup Rx descriptor ring and Rx buffers */ |
| 1355 | |
| 1356 | if (!rx_ring->count) |
| 1357 | rx_ring->count = IGB_DEFAULT_RXD; |
| 1358 | |
| 1359 | rx_ring->buffer_info = kcalloc(rx_ring->count, |
| 1360 | sizeof(struct igb_buffer), |
| 1361 | GFP_KERNEL); |
| 1362 | if (!rx_ring->buffer_info) { |
| 1363 | ret_val = 4; |
| 1364 | goto err_nomem; |
| 1365 | } |
| 1366 | |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1367 | rx_ring->size = rx_ring->count * sizeof(union e1000_adv_rx_desc); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1368 | rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size, |
| 1369 | &rx_ring->dma); |
| 1370 | if (!rx_ring->desc) { |
| 1371 | ret_val = 5; |
| 1372 | goto err_nomem; |
| 1373 | } |
| 1374 | rx_ring->next_to_use = rx_ring->next_to_clean = 0; |
| 1375 | |
| 1376 | rctl = rd32(E1000_RCTL); |
| 1377 | wr32(E1000_RCTL, rctl & ~E1000_RCTL_EN); |
| 1378 | wr32(E1000_RDBAL(0), |
| 1379 | ((u64) rx_ring->dma & 0xFFFFFFFF)); |
| 1380 | wr32(E1000_RDBAH(0), |
| 1381 | ((u64) rx_ring->dma >> 32)); |
| 1382 | wr32(E1000_RDLEN(0), rx_ring->size); |
| 1383 | wr32(E1000_RDH(0), 0); |
| 1384 | wr32(E1000_RDT(0), 0); |
Alexander Duyck | 69d728b | 2008-11-25 01:04:03 -0800 | [diff] [blame] | 1385 | rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); |
Alexander Duyck | cbd347a | 2009-02-15 23:59:44 -0800 | [diff] [blame] | 1386 | rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_RDMTS_HALF | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1387 | (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT); |
| 1388 | wr32(E1000_RCTL, rctl); |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1389 | wr32(E1000_SRRCTL(0), E1000_SRRCTL_DESCTYPE_ADV_ONEBUF); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1390 | |
| 1391 | for (i = 0; i < rx_ring->count; i++) { |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1392 | union e1000_adv_rx_desc *rx_desc; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1393 | struct sk_buff *skb; |
| 1394 | |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1395 | buffer_info = &rx_ring->buffer_info[i]; |
| 1396 | rx_desc = E1000_RX_DESC_ADV(*rx_ring, i); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1397 | skb = alloc_skb(IGB_RXBUFFER_2048 + NET_IP_ALIGN, |
| 1398 | GFP_KERNEL); |
| 1399 | if (!skb) { |
| 1400 | ret_val = 6; |
| 1401 | goto err_nomem; |
| 1402 | } |
| 1403 | skb_reserve(skb, NET_IP_ALIGN); |
Alexander Duyck | 85e8d00 | 2009-02-16 00:00:20 -0800 | [diff] [blame] | 1404 | buffer_info->skb = skb; |
| 1405 | buffer_info->dma = pci_map_single(pdev, skb->data, |
| 1406 | IGB_RXBUFFER_2048, |
| 1407 | PCI_DMA_FROMDEVICE); |
| 1408 | rx_desc->read.pkt_addr = cpu_to_le64(buffer_info->dma); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1409 | memset(skb->data, 0x00, skb->len); |
| 1410 | } |
| 1411 | |
| 1412 | return 0; |
| 1413 | |
| 1414 | err_nomem: |
| 1415 | igb_free_desc_rings(adapter); |
| 1416 | return ret_val; |
| 1417 | } |
| 1418 | |
| 1419 | static void igb_phy_disable_receiver(struct igb_adapter *adapter) |
| 1420 | { |
| 1421 | struct e1000_hw *hw = &adapter->hw; |
| 1422 | |
| 1423 | /* Write out to PHY registers 29 and 30 to disable the Receiver. */ |
Alexander Duyck | f5f4cf0 | 2008-11-21 21:30:24 -0800 | [diff] [blame] | 1424 | igb_write_phy_reg(hw, 29, 0x001F); |
| 1425 | igb_write_phy_reg(hw, 30, 0x8FFC); |
| 1426 | igb_write_phy_reg(hw, 29, 0x001A); |
| 1427 | igb_write_phy_reg(hw, 30, 0x8FF0); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1428 | } |
| 1429 | |
| 1430 | static int igb_integrated_phy_loopback(struct igb_adapter *adapter) |
| 1431 | { |
| 1432 | struct e1000_hw *hw = &adapter->hw; |
| 1433 | u32 ctrl_reg = 0; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1434 | |
| 1435 | hw->mac.autoneg = false; |
| 1436 | |
| 1437 | if (hw->phy.type == e1000_phy_m88) { |
| 1438 | /* Auto-MDI/MDIX Off */ |
Alexander Duyck | f5f4cf0 | 2008-11-21 21:30:24 -0800 | [diff] [blame] | 1439 | igb_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1440 | /* reset to update Auto-MDI/MDIX */ |
Alexander Duyck | f5f4cf0 | 2008-11-21 21:30:24 -0800 | [diff] [blame] | 1441 | igb_write_phy_reg(hw, PHY_CONTROL, 0x9140); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1442 | /* autoneg off */ |
Alexander Duyck | f5f4cf0 | 2008-11-21 21:30:24 -0800 | [diff] [blame] | 1443 | igb_write_phy_reg(hw, PHY_CONTROL, 0x8140); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1444 | } |
| 1445 | |
| 1446 | ctrl_reg = rd32(E1000_CTRL); |
| 1447 | |
| 1448 | /* force 1000, set loopback */ |
Alexander Duyck | f5f4cf0 | 2008-11-21 21:30:24 -0800 | [diff] [blame] | 1449 | igb_write_phy_reg(hw, PHY_CONTROL, 0x4140); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1450 | |
| 1451 | /* Now set up the MAC to the same speed/duplex as the PHY. */ |
| 1452 | ctrl_reg = rd32(E1000_CTRL); |
| 1453 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
| 1454 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ |
| 1455 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ |
| 1456 | E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ |
Alexander Duyck | cdfa9f6 | 2009-03-31 20:38:56 +0000 | [diff] [blame] | 1457 | E1000_CTRL_FD | /* Force Duplex to FULL */ |
| 1458 | E1000_CTRL_SLU); /* Set link up enable bit */ |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1459 | |
Alexander Duyck | cdfa9f6 | 2009-03-31 20:38:56 +0000 | [diff] [blame] | 1460 | if (hw->phy.type == e1000_phy_m88) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1461 | ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1462 | |
| 1463 | wr32(E1000_CTRL, ctrl_reg); |
| 1464 | |
| 1465 | /* Disable the receiver on the PHY so when a cable is plugged in, the |
| 1466 | * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
| 1467 | */ |
| 1468 | if (hw->phy.type == e1000_phy_m88) |
| 1469 | igb_phy_disable_receiver(adapter); |
| 1470 | |
| 1471 | udelay(500); |
| 1472 | |
| 1473 | return 0; |
| 1474 | } |
| 1475 | |
| 1476 | static int igb_set_phy_loopback(struct igb_adapter *adapter) |
| 1477 | { |
| 1478 | return igb_integrated_phy_loopback(adapter); |
| 1479 | } |
| 1480 | |
| 1481 | static int igb_setup_loopback_test(struct igb_adapter *adapter) |
| 1482 | { |
| 1483 | struct e1000_hw *hw = &adapter->hw; |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 1484 | u32 reg; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1485 | |
| 1486 | if (hw->phy.media_type == e1000_media_type_fiber || |
| 1487 | hw->phy.media_type == e1000_media_type_internal_serdes) { |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 1488 | reg = rd32(E1000_RCTL); |
| 1489 | reg |= E1000_RCTL_LBM_TCVR; |
| 1490 | wr32(E1000_RCTL, reg); |
| 1491 | |
| 1492 | wr32(E1000_SCTL, E1000_ENABLE_SERDES_LOOPBACK); |
| 1493 | |
| 1494 | reg = rd32(E1000_CTRL); |
| 1495 | reg &= ~(E1000_CTRL_RFCE | |
| 1496 | E1000_CTRL_TFCE | |
| 1497 | E1000_CTRL_LRST); |
| 1498 | reg |= E1000_CTRL_SLU | |
Alexander Duyck | 2753f4c | 2009-02-06 23:18:48 +0000 | [diff] [blame] | 1499 | E1000_CTRL_FD; |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 1500 | wr32(E1000_CTRL, reg); |
| 1501 | |
| 1502 | /* Unset switch control to serdes energy detect */ |
| 1503 | reg = rd32(E1000_CONNSW); |
| 1504 | reg &= ~E1000_CONNSW_ENRGSRC; |
| 1505 | wr32(E1000_CONNSW, reg); |
| 1506 | |
| 1507 | /* Set PCS register for forced speed */ |
| 1508 | reg = rd32(E1000_PCS_LCTL); |
| 1509 | reg &= ~E1000_PCS_LCTL_AN_ENABLE; /* Disable Autoneg*/ |
| 1510 | reg |= E1000_PCS_LCTL_FLV_LINK_UP | /* Force link up */ |
| 1511 | E1000_PCS_LCTL_FSV_1000 | /* Force 1000 */ |
| 1512 | E1000_PCS_LCTL_FDV_FULL | /* SerDes Full duplex */ |
| 1513 | E1000_PCS_LCTL_FSD | /* Force Speed */ |
| 1514 | E1000_PCS_LCTL_FORCE_LINK; /* Force Link */ |
| 1515 | wr32(E1000_PCS_LCTL, reg); |
| 1516 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1517 | return 0; |
| 1518 | } else if (hw->phy.media_type == e1000_media_type_copper) { |
| 1519 | return igb_set_phy_loopback(adapter); |
| 1520 | } |
| 1521 | |
| 1522 | return 7; |
| 1523 | } |
| 1524 | |
| 1525 | static void igb_loopback_cleanup(struct igb_adapter *adapter) |
| 1526 | { |
| 1527 | struct e1000_hw *hw = &adapter->hw; |
| 1528 | u32 rctl; |
| 1529 | u16 phy_reg; |
| 1530 | |
| 1531 | rctl = rd32(E1000_RCTL); |
| 1532 | rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); |
| 1533 | wr32(E1000_RCTL, rctl); |
| 1534 | |
| 1535 | hw->mac.autoneg = true; |
Alexander Duyck | f5f4cf0 | 2008-11-21 21:30:24 -0800 | [diff] [blame] | 1536 | igb_read_phy_reg(hw, PHY_CONTROL, &phy_reg); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1537 | if (phy_reg & MII_CR_LOOPBACK) { |
| 1538 | phy_reg &= ~MII_CR_LOOPBACK; |
Alexander Duyck | f5f4cf0 | 2008-11-21 21:30:24 -0800 | [diff] [blame] | 1539 | igb_write_phy_reg(hw, PHY_CONTROL, phy_reg); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1540 | igb_phy_sw_reset(hw); |
| 1541 | } |
| 1542 | } |
| 1543 | |
| 1544 | static void igb_create_lbtest_frame(struct sk_buff *skb, |
| 1545 | unsigned int frame_size) |
| 1546 | { |
| 1547 | memset(skb->data, 0xFF, frame_size); |
| 1548 | frame_size &= ~1; |
| 1549 | memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); |
| 1550 | memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); |
| 1551 | memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); |
| 1552 | } |
| 1553 | |
| 1554 | static int igb_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size) |
| 1555 | { |
| 1556 | frame_size &= ~1; |
| 1557 | if (*(skb->data + 3) == 0xFF) |
| 1558 | if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && |
| 1559 | (*(skb->data + frame_size / 2 + 12) == 0xAF)) |
| 1560 | return 0; |
| 1561 | return 13; |
| 1562 | } |
| 1563 | |
| 1564 | static int igb_run_loopback_test(struct igb_adapter *adapter) |
| 1565 | { |
| 1566 | struct e1000_hw *hw = &adapter->hw; |
| 1567 | struct igb_ring *tx_ring = &adapter->test_tx_ring; |
| 1568 | struct igb_ring *rx_ring = &adapter->test_rx_ring; |
| 1569 | struct pci_dev *pdev = adapter->pdev; |
| 1570 | int i, j, k, l, lc, good_cnt; |
| 1571 | int ret_val = 0; |
| 1572 | unsigned long time; |
| 1573 | |
| 1574 | wr32(E1000_RDT(0), rx_ring->count - 1); |
| 1575 | |
| 1576 | /* Calculate the loop count based on the largest descriptor ring |
| 1577 | * The idea is to wrap the largest ring a number of times using 64 |
| 1578 | * send/receive pairs during each loop |
| 1579 | */ |
| 1580 | |
| 1581 | if (rx_ring->count <= tx_ring->count) |
| 1582 | lc = ((tx_ring->count / 64) * 2) + 1; |
| 1583 | else |
| 1584 | lc = ((rx_ring->count / 64) * 2) + 1; |
| 1585 | |
| 1586 | k = l = 0; |
| 1587 | for (j = 0; j <= lc; j++) { /* loop count loop */ |
| 1588 | for (i = 0; i < 64; i++) { /* send the packets */ |
| 1589 | igb_create_lbtest_frame(tx_ring->buffer_info[k].skb, |
| 1590 | 1024); |
| 1591 | pci_dma_sync_single_for_device(pdev, |
| 1592 | tx_ring->buffer_info[k].dma, |
| 1593 | tx_ring->buffer_info[k].length, |
| 1594 | PCI_DMA_TODEVICE); |
| 1595 | k++; |
| 1596 | if (k == tx_ring->count) |
| 1597 | k = 0; |
| 1598 | } |
| 1599 | wr32(E1000_TDT(0), k); |
| 1600 | msleep(200); |
| 1601 | time = jiffies; /* set the start time for the receive */ |
| 1602 | good_cnt = 0; |
| 1603 | do { /* receive the sent packets */ |
| 1604 | pci_dma_sync_single_for_cpu(pdev, |
| 1605 | rx_ring->buffer_info[l].dma, |
| 1606 | IGB_RXBUFFER_2048, |
| 1607 | PCI_DMA_FROMDEVICE); |
| 1608 | |
| 1609 | ret_val = igb_check_lbtest_frame( |
| 1610 | rx_ring->buffer_info[l].skb, 1024); |
| 1611 | if (!ret_val) |
| 1612 | good_cnt++; |
| 1613 | l++; |
| 1614 | if (l == rx_ring->count) |
| 1615 | l = 0; |
| 1616 | /* time + 20 msecs (200 msecs on 2.4) is more than |
| 1617 | * enough time to complete the receives, if it's |
| 1618 | * exceeded, break and error off |
| 1619 | */ |
| 1620 | } while (good_cnt < 64 && jiffies < (time + 20)); |
| 1621 | if (good_cnt != 64) { |
| 1622 | ret_val = 13; /* ret_val is the same as mis-compare */ |
| 1623 | break; |
| 1624 | } |
| 1625 | if (jiffies >= (time + 20)) { |
| 1626 | ret_val = 14; /* error code for time out error */ |
| 1627 | break; |
| 1628 | } |
| 1629 | } /* end loop count loop */ |
| 1630 | return ret_val; |
| 1631 | } |
| 1632 | |
| 1633 | static int igb_loopback_test(struct igb_adapter *adapter, u64 *data) |
| 1634 | { |
| 1635 | /* PHY loopback cannot be performed if SoL/IDER |
| 1636 | * sessions are active */ |
| 1637 | if (igb_check_reset_block(&adapter->hw)) { |
| 1638 | dev_err(&adapter->pdev->dev, |
| 1639 | "Cannot do PHY loopback test " |
| 1640 | "when SoL/IDER is active.\n"); |
| 1641 | *data = 0; |
| 1642 | goto out; |
| 1643 | } |
| 1644 | *data = igb_setup_desc_rings(adapter); |
| 1645 | if (*data) |
| 1646 | goto out; |
| 1647 | *data = igb_setup_loopback_test(adapter); |
| 1648 | if (*data) |
| 1649 | goto err_loopback; |
| 1650 | *data = igb_run_loopback_test(adapter); |
| 1651 | igb_loopback_cleanup(adapter); |
| 1652 | |
| 1653 | err_loopback: |
| 1654 | igb_free_desc_rings(adapter); |
| 1655 | out: |
| 1656 | return *data; |
| 1657 | } |
| 1658 | |
| 1659 | static int igb_link_test(struct igb_adapter *adapter, u64 *data) |
| 1660 | { |
| 1661 | struct e1000_hw *hw = &adapter->hw; |
| 1662 | *data = 0; |
| 1663 | if (hw->phy.media_type == e1000_media_type_internal_serdes) { |
| 1664 | int i = 0; |
| 1665 | hw->mac.serdes_has_link = false; |
| 1666 | |
| 1667 | /* On some blade server designs, link establishment |
| 1668 | * could take as long as 2-3 minutes */ |
| 1669 | do { |
| 1670 | hw->mac.ops.check_for_link(&adapter->hw); |
| 1671 | if (hw->mac.serdes_has_link) |
| 1672 | return *data; |
| 1673 | msleep(20); |
| 1674 | } while (i++ < 3750); |
| 1675 | |
| 1676 | *data = 1; |
| 1677 | } else { |
| 1678 | hw->mac.ops.check_for_link(&adapter->hw); |
| 1679 | if (hw->mac.autoneg) |
| 1680 | msleep(4000); |
| 1681 | |
| 1682 | if (!(rd32(E1000_STATUS) & |
| 1683 | E1000_STATUS_LU)) |
| 1684 | *data = 1; |
| 1685 | } |
| 1686 | return *data; |
| 1687 | } |
| 1688 | |
| 1689 | static void igb_diag_test(struct net_device *netdev, |
| 1690 | struct ethtool_test *eth_test, u64 *data) |
| 1691 | { |
| 1692 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1693 | u16 autoneg_advertised; |
| 1694 | u8 forced_speed_duplex, autoneg; |
| 1695 | bool if_running = netif_running(netdev); |
| 1696 | |
| 1697 | set_bit(__IGB_TESTING, &adapter->state); |
| 1698 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
| 1699 | /* Offline tests */ |
| 1700 | |
| 1701 | /* save speed, duplex, autoneg settings */ |
| 1702 | autoneg_advertised = adapter->hw.phy.autoneg_advertised; |
| 1703 | forced_speed_duplex = adapter->hw.mac.forced_speed_duplex; |
| 1704 | autoneg = adapter->hw.mac.autoneg; |
| 1705 | |
| 1706 | dev_info(&adapter->pdev->dev, "offline testing starting\n"); |
| 1707 | |
| 1708 | /* Link test performed before hardware reset so autoneg doesn't |
| 1709 | * interfere with test result */ |
| 1710 | if (igb_link_test(adapter, &data[4])) |
| 1711 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1712 | |
| 1713 | if (if_running) |
| 1714 | /* indicate we're in test mode */ |
| 1715 | dev_close(netdev); |
| 1716 | else |
| 1717 | igb_reset(adapter); |
| 1718 | |
| 1719 | if (igb_reg_test(adapter, &data[0])) |
| 1720 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1721 | |
| 1722 | igb_reset(adapter); |
| 1723 | if (igb_eeprom_test(adapter, &data[1])) |
| 1724 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1725 | |
| 1726 | igb_reset(adapter); |
| 1727 | if (igb_intr_test(adapter, &data[2])) |
| 1728 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1729 | |
| 1730 | igb_reset(adapter); |
| 1731 | if (igb_loopback_test(adapter, &data[3])) |
| 1732 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1733 | |
| 1734 | /* restore speed, duplex, autoneg settings */ |
| 1735 | adapter->hw.phy.autoneg_advertised = autoneg_advertised; |
| 1736 | adapter->hw.mac.forced_speed_duplex = forced_speed_duplex; |
| 1737 | adapter->hw.mac.autoneg = autoneg; |
| 1738 | |
| 1739 | /* force this routine to wait until autoneg complete/timeout */ |
| 1740 | adapter->hw.phy.autoneg_wait_to_complete = true; |
| 1741 | igb_reset(adapter); |
| 1742 | adapter->hw.phy.autoneg_wait_to_complete = false; |
| 1743 | |
| 1744 | clear_bit(__IGB_TESTING, &adapter->state); |
| 1745 | if (if_running) |
| 1746 | dev_open(netdev); |
| 1747 | } else { |
| 1748 | dev_info(&adapter->pdev->dev, "online testing starting\n"); |
| 1749 | /* Online tests */ |
| 1750 | if (igb_link_test(adapter, &data[4])) |
| 1751 | eth_test->flags |= ETH_TEST_FL_FAILED; |
| 1752 | |
| 1753 | /* Online tests aren't run; pass by default */ |
| 1754 | data[0] = 0; |
| 1755 | data[1] = 0; |
| 1756 | data[2] = 0; |
| 1757 | data[3] = 0; |
| 1758 | |
| 1759 | clear_bit(__IGB_TESTING, &adapter->state); |
| 1760 | } |
| 1761 | msleep_interruptible(4 * 1000); |
| 1762 | } |
| 1763 | |
| 1764 | static int igb_wol_exclusion(struct igb_adapter *adapter, |
| 1765 | struct ethtool_wolinfo *wol) |
| 1766 | { |
| 1767 | struct e1000_hw *hw = &adapter->hw; |
| 1768 | int retval = 1; /* fail by default */ |
| 1769 | |
| 1770 | switch (hw->device_id) { |
| 1771 | case E1000_DEV_ID_82575GB_QUAD_COPPER: |
| 1772 | /* WoL not supported */ |
| 1773 | wol->supported = 0; |
| 1774 | break; |
| 1775 | case E1000_DEV_ID_82575EB_FIBER_SERDES: |
Alexander Duyck | 2d064c0 | 2008-07-08 15:10:12 -0700 | [diff] [blame] | 1776 | case E1000_DEV_ID_82576_FIBER: |
| 1777 | case E1000_DEV_ID_82576_SERDES: |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1778 | /* Wake events not supported on port B */ |
| 1779 | if (rd32(E1000_STATUS) & E1000_STATUS_FUNC_1) { |
| 1780 | wol->supported = 0; |
| 1781 | break; |
| 1782 | } |
| 1783 | /* return success for non excluded adapter ports */ |
| 1784 | retval = 0; |
| 1785 | break; |
Alexander Duyck | c8ea5ea | 2009-03-13 20:42:35 +0000 | [diff] [blame] | 1786 | case E1000_DEV_ID_82576_QUAD_COPPER: |
| 1787 | /* quad port adapters only support WoL on port A */ |
| 1788 | if (!(adapter->flags & IGB_FLAG_QUAD_PORT_A)) { |
| 1789 | wol->supported = 0; |
| 1790 | break; |
| 1791 | } |
| 1792 | /* return success for non excluded adapter ports */ |
| 1793 | retval = 0; |
| 1794 | break; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1795 | default: |
| 1796 | /* dual port cards only support WoL on port A from now on |
| 1797 | * unless it was enabled in the eeprom for port B |
| 1798 | * so exclude FUNC_1 ports from having WoL enabled */ |
| 1799 | if (rd32(E1000_STATUS) & E1000_STATUS_FUNC_1 && |
| 1800 | !adapter->eeprom_wol) { |
| 1801 | wol->supported = 0; |
| 1802 | break; |
| 1803 | } |
| 1804 | |
| 1805 | retval = 0; |
| 1806 | } |
| 1807 | |
| 1808 | return retval; |
| 1809 | } |
| 1810 | |
| 1811 | static void igb_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
| 1812 | { |
| 1813 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1814 | |
| 1815 | wol->supported = WAKE_UCAST | WAKE_MCAST | |
| 1816 | WAKE_BCAST | WAKE_MAGIC; |
| 1817 | wol->wolopts = 0; |
| 1818 | |
| 1819 | /* this function will set ->supported = 0 and return 1 if wol is not |
| 1820 | * supported by this hardware */ |
\"Rafael J. Wysocki\ | e1b86d8 | 2008-11-07 20:30:37 +0000 | [diff] [blame] | 1821 | if (igb_wol_exclusion(adapter, wol) || |
| 1822 | !device_can_wakeup(&adapter->pdev->dev)) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1823 | return; |
| 1824 | |
| 1825 | /* apply any specific unsupported masks here */ |
| 1826 | switch (adapter->hw.device_id) { |
| 1827 | default: |
| 1828 | break; |
| 1829 | } |
| 1830 | |
| 1831 | if (adapter->wol & E1000_WUFC_EX) |
| 1832 | wol->wolopts |= WAKE_UCAST; |
| 1833 | if (adapter->wol & E1000_WUFC_MC) |
| 1834 | wol->wolopts |= WAKE_MCAST; |
| 1835 | if (adapter->wol & E1000_WUFC_BC) |
| 1836 | wol->wolopts |= WAKE_BCAST; |
| 1837 | if (adapter->wol & E1000_WUFC_MAG) |
| 1838 | wol->wolopts |= WAKE_MAGIC; |
| 1839 | |
| 1840 | return; |
| 1841 | } |
| 1842 | |
| 1843 | static int igb_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
| 1844 | { |
| 1845 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1846 | struct e1000_hw *hw = &adapter->hw; |
| 1847 | |
| 1848 | if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) |
| 1849 | return -EOPNOTSUPP; |
| 1850 | |
\"Rafael J. Wysocki\ | e1b86d8 | 2008-11-07 20:30:37 +0000 | [diff] [blame] | 1851 | if (igb_wol_exclusion(adapter, wol) || |
| 1852 | !device_can_wakeup(&adapter->pdev->dev)) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1853 | return wol->wolopts ? -EOPNOTSUPP : 0; |
| 1854 | |
| 1855 | switch (hw->device_id) { |
| 1856 | default: |
| 1857 | break; |
| 1858 | } |
| 1859 | |
| 1860 | /* these settings will always override what we currently have */ |
| 1861 | adapter->wol = 0; |
| 1862 | |
| 1863 | if (wol->wolopts & WAKE_UCAST) |
| 1864 | adapter->wol |= E1000_WUFC_EX; |
| 1865 | if (wol->wolopts & WAKE_MCAST) |
| 1866 | adapter->wol |= E1000_WUFC_MC; |
| 1867 | if (wol->wolopts & WAKE_BCAST) |
| 1868 | adapter->wol |= E1000_WUFC_BC; |
| 1869 | if (wol->wolopts & WAKE_MAGIC) |
| 1870 | adapter->wol |= E1000_WUFC_MAG; |
| 1871 | |
\"Rafael J. Wysocki\ | e1b86d8 | 2008-11-07 20:30:37 +0000 | [diff] [blame] | 1872 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
| 1873 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1874 | return 0; |
| 1875 | } |
| 1876 | |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1877 | /* bit defines for adapter->led_status */ |
| 1878 | #define IGB_LED_ON 0 |
| 1879 | |
| 1880 | static int igb_phys_id(struct net_device *netdev, u32 data) |
| 1881 | { |
| 1882 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1883 | struct e1000_hw *hw = &adapter->hw; |
| 1884 | |
| 1885 | if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ)) |
| 1886 | data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ); |
| 1887 | |
| 1888 | igb_blink_led(hw); |
| 1889 | msleep_interruptible(data * 1000); |
| 1890 | |
| 1891 | igb_led_off(hw); |
| 1892 | clear_bit(IGB_LED_ON, &adapter->led_status); |
| 1893 | igb_cleanup_led(hw); |
| 1894 | |
| 1895 | return 0; |
| 1896 | } |
| 1897 | |
| 1898 | static int igb_set_coalesce(struct net_device *netdev, |
| 1899 | struct ethtool_coalesce *ec) |
| 1900 | { |
| 1901 | struct igb_adapter *adapter = netdev_priv(netdev); |
Alexander Duyck | 6eb5a7f | 2008-07-08 15:14:44 -0700 | [diff] [blame] | 1902 | struct e1000_hw *hw = &adapter->hw; |
| 1903 | int i; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1904 | |
| 1905 | if ((ec->rx_coalesce_usecs > IGB_MAX_ITR_USECS) || |
| 1906 | ((ec->rx_coalesce_usecs > 3) && |
| 1907 | (ec->rx_coalesce_usecs < IGB_MIN_ITR_USECS)) || |
| 1908 | (ec->rx_coalesce_usecs == 2)) |
| 1909 | return -EINVAL; |
| 1910 | |
| 1911 | /* convert to rate of irq's per second */ |
Alexander Duyck | 6eb5a7f | 2008-07-08 15:14:44 -0700 | [diff] [blame] | 1912 | if (ec->rx_coalesce_usecs && ec->rx_coalesce_usecs <= 3) { |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1913 | adapter->itr_setting = ec->rx_coalesce_usecs; |
Alexander Duyck | 6eb5a7f | 2008-07-08 15:14:44 -0700 | [diff] [blame] | 1914 | adapter->itr = IGB_START_ITR; |
| 1915 | } else { |
| 1916 | adapter->itr_setting = ec->rx_coalesce_usecs << 2; |
| 1917 | adapter->itr = adapter->itr_setting; |
| 1918 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1919 | |
Alexander Duyck | 6eb5a7f | 2008-07-08 15:14:44 -0700 | [diff] [blame] | 1920 | for (i = 0; i < adapter->num_rx_queues; i++) |
| 1921 | wr32(adapter->rx_ring[i].itr_register, adapter->itr); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1922 | |
| 1923 | return 0; |
| 1924 | } |
| 1925 | |
| 1926 | static int igb_get_coalesce(struct net_device *netdev, |
| 1927 | struct ethtool_coalesce *ec) |
| 1928 | { |
| 1929 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1930 | |
| 1931 | if (adapter->itr_setting <= 3) |
| 1932 | ec->rx_coalesce_usecs = adapter->itr_setting; |
| 1933 | else |
Alexander Duyck | 6eb5a7f | 2008-07-08 15:14:44 -0700 | [diff] [blame] | 1934 | ec->rx_coalesce_usecs = adapter->itr_setting >> 2; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1935 | |
| 1936 | return 0; |
| 1937 | } |
| 1938 | |
| 1939 | |
| 1940 | static int igb_nway_reset(struct net_device *netdev) |
| 1941 | { |
| 1942 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1943 | if (netif_running(netdev)) |
| 1944 | igb_reinit_locked(adapter); |
| 1945 | return 0; |
| 1946 | } |
| 1947 | |
| 1948 | static int igb_get_sset_count(struct net_device *netdev, int sset) |
| 1949 | { |
| 1950 | switch (sset) { |
| 1951 | case ETH_SS_STATS: |
| 1952 | return IGB_STATS_LEN; |
| 1953 | case ETH_SS_TEST: |
| 1954 | return IGB_TEST_LEN; |
| 1955 | default: |
| 1956 | return -ENOTSUPP; |
| 1957 | } |
| 1958 | } |
| 1959 | |
| 1960 | static void igb_get_ethtool_stats(struct net_device *netdev, |
| 1961 | struct ethtool_stats *stats, u64 *data) |
| 1962 | { |
| 1963 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1964 | u64 *queue_stat; |
Jesper Dangaard Brouer | 8c0ab70 | 2009-05-26 13:50:31 +0000 | [diff] [blame] | 1965 | int stat_count_tx = sizeof(struct igb_tx_queue_stats) / sizeof(u64); |
| 1966 | int stat_count_rx = sizeof(struct igb_rx_queue_stats) / sizeof(u64); |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1967 | int j; |
| 1968 | int i; |
| 1969 | |
| 1970 | igb_update_stats(adapter); |
| 1971 | for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { |
| 1972 | char *p = (char *)adapter+igb_gstrings_stats[i].stat_offset; |
| 1973 | data[i] = (igb_gstrings_stats[i].sizeof_stat == |
| 1974 | sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
| 1975 | } |
Alexander Duyck | e21ed35 | 2008-07-08 15:07:24 -0700 | [diff] [blame] | 1976 | for (j = 0; j < adapter->num_tx_queues; j++) { |
| 1977 | int k; |
| 1978 | queue_stat = (u64 *)&adapter->tx_ring[j].tx_stats; |
Jesper Dangaard Brouer | 8c0ab70 | 2009-05-26 13:50:31 +0000 | [diff] [blame] | 1979 | for (k = 0; k < stat_count_tx; k++) |
Alexander Duyck | e21ed35 | 2008-07-08 15:07:24 -0700 | [diff] [blame] | 1980 | data[i + k] = queue_stat[k]; |
| 1981 | i += k; |
| 1982 | } |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1983 | for (j = 0; j < adapter->num_rx_queues; j++) { |
| 1984 | int k; |
| 1985 | queue_stat = (u64 *)&adapter->rx_ring[j].rx_stats; |
Jesper Dangaard Brouer | 8c0ab70 | 2009-05-26 13:50:31 +0000 | [diff] [blame] | 1986 | for (k = 0; k < stat_count_rx; k++) |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 1987 | data[i + k] = queue_stat[k]; |
| 1988 | i += k; |
| 1989 | } |
| 1990 | } |
| 1991 | |
| 1992 | static void igb_get_strings(struct net_device *netdev, u32 stringset, u8 *data) |
| 1993 | { |
| 1994 | struct igb_adapter *adapter = netdev_priv(netdev); |
| 1995 | u8 *p = data; |
| 1996 | int i; |
| 1997 | |
| 1998 | switch (stringset) { |
| 1999 | case ETH_SS_TEST: |
| 2000 | memcpy(data, *igb_gstrings_test, |
| 2001 | IGB_TEST_LEN*ETH_GSTRING_LEN); |
| 2002 | break; |
| 2003 | case ETH_SS_STATS: |
| 2004 | for (i = 0; i < IGB_GLOBAL_STATS_LEN; i++) { |
| 2005 | memcpy(p, igb_gstrings_stats[i].stat_string, |
| 2006 | ETH_GSTRING_LEN); |
| 2007 | p += ETH_GSTRING_LEN; |
| 2008 | } |
| 2009 | for (i = 0; i < adapter->num_tx_queues; i++) { |
| 2010 | sprintf(p, "tx_queue_%u_packets", i); |
| 2011 | p += ETH_GSTRING_LEN; |
| 2012 | sprintf(p, "tx_queue_%u_bytes", i); |
| 2013 | p += ETH_GSTRING_LEN; |
| 2014 | } |
| 2015 | for (i = 0; i < adapter->num_rx_queues; i++) { |
| 2016 | sprintf(p, "rx_queue_%u_packets", i); |
| 2017 | p += ETH_GSTRING_LEN; |
| 2018 | sprintf(p, "rx_queue_%u_bytes", i); |
| 2019 | p += ETH_GSTRING_LEN; |
Jesper Dangaard Brouer | 8c0ab70 | 2009-05-26 13:50:31 +0000 | [diff] [blame] | 2020 | sprintf(p, "rx_queue_%u_drops", i); |
| 2021 | p += ETH_GSTRING_LEN; |
Auke Kok | 9d5c824 | 2008-01-24 02:22:38 -0800 | [diff] [blame] | 2022 | } |
| 2023 | /* BUG_ON(p - data != IGB_STATS_LEN * ETH_GSTRING_LEN); */ |
| 2024 | break; |
| 2025 | } |
| 2026 | } |
| 2027 | |
| 2028 | static struct ethtool_ops igb_ethtool_ops = { |
| 2029 | .get_settings = igb_get_settings, |
| 2030 | .set_settings = igb_set_settings, |
| 2031 | .get_drvinfo = igb_get_drvinfo, |
| 2032 | .get_regs_len = igb_get_regs_len, |
| 2033 | .get_regs = igb_get_regs, |
| 2034 | .get_wol = igb_get_wol, |
| 2035 | .set_wol = igb_set_wol, |
| 2036 | .get_msglevel = igb_get_msglevel, |
| 2037 | .set_msglevel = igb_set_msglevel, |
| 2038 | .nway_reset = igb_nway_reset, |
| 2039 | .get_link = ethtool_op_get_link, |
| 2040 | .get_eeprom_len = igb_get_eeprom_len, |
| 2041 | .get_eeprom = igb_get_eeprom, |
| 2042 | .set_eeprom = igb_set_eeprom, |
| 2043 | .get_ringparam = igb_get_ringparam, |
| 2044 | .set_ringparam = igb_set_ringparam, |
| 2045 | .get_pauseparam = igb_get_pauseparam, |
| 2046 | .set_pauseparam = igb_set_pauseparam, |
| 2047 | .get_rx_csum = igb_get_rx_csum, |
| 2048 | .set_rx_csum = igb_set_rx_csum, |
| 2049 | .get_tx_csum = igb_get_tx_csum, |
| 2050 | .set_tx_csum = igb_set_tx_csum, |
| 2051 | .get_sg = ethtool_op_get_sg, |
| 2052 | .set_sg = ethtool_op_set_sg, |
| 2053 | .get_tso = ethtool_op_get_tso, |
| 2054 | .set_tso = igb_set_tso, |
| 2055 | .self_test = igb_diag_test, |
| 2056 | .get_strings = igb_get_strings, |
| 2057 | .phys_id = igb_phys_id, |
| 2058 | .get_sset_count = igb_get_sset_count, |
| 2059 | .get_ethtool_stats = igb_get_ethtool_stats, |
| 2060 | .get_coalesce = igb_get_coalesce, |
| 2061 | .set_coalesce = igb_set_coalesce, |
| 2062 | }; |
| 2063 | |
| 2064 | void igb_set_ethtool_ops(struct net_device *netdev) |
| 2065 | { |
| 2066 | SET_ETHTOOL_OPS(netdev, &igb_ethtool_ops); |
| 2067 | } |