1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 1999 - 2024 Intel Corporation. */ 3 4 /* ethtool support for ixgbe */ 5 6 #include <linux/interrupt.h> 7 #include <linux/types.h> 8 #include <linux/module.h> 9 #include <linux/slab.h> 10 #include <linux/pci.h> 11 #include <linux/netdevice.h> 12 #include <linux/ethtool.h> 13 #include <linux/vmalloc.h> 14 #include <linux/highmem.h> 15 #include <linux/uaccess.h> 16 17 #include "ixgbe.h" 18 #include "ixgbe_phy.h" 19 20 21 enum {NETDEV_STATS, IXGBE_STATS}; 22 23 struct ixgbe_stats { 24 char stat_string[ETH_GSTRING_LEN]; 25 int type; 26 int sizeof_stat; 27 int stat_offset; 28 }; 29 30 #define IXGBE_STAT(m) IXGBE_STATS, \ 31 sizeof(((struct ixgbe_adapter *)0)->m), \ 32 offsetof(struct ixgbe_adapter, m) 33 #define IXGBE_NETDEV_STAT(m) NETDEV_STATS, \ 34 sizeof(((struct rtnl_link_stats64 *)0)->m), \ 35 offsetof(struct rtnl_link_stats64, m) 36 37 static const struct ixgbe_stats ixgbe_gstrings_stats[] = { 38 {"rx_packets", IXGBE_NETDEV_STAT(rx_packets)}, 39 {"tx_packets", IXGBE_NETDEV_STAT(tx_packets)}, 40 {"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes)}, 41 {"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes)}, 42 {"rx_pkts_nic", IXGBE_STAT(stats.gprc)}, 43 {"tx_pkts_nic", IXGBE_STAT(stats.gptc)}, 44 {"rx_bytes_nic", IXGBE_STAT(stats.gorc)}, 45 {"tx_bytes_nic", IXGBE_STAT(stats.gotc)}, 46 {"lsc_int", IXGBE_STAT(lsc_int)}, 47 {"tx_busy", IXGBE_STAT(tx_busy)}, 48 {"non_eop_descs", IXGBE_STAT(non_eop_descs)}, 49 {"rx_errors", IXGBE_NETDEV_STAT(rx_errors)}, 50 {"tx_errors", IXGBE_NETDEV_STAT(tx_errors)}, 51 {"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped)}, 52 {"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped)}, 53 {"multicast", IXGBE_NETDEV_STAT(multicast)}, 54 {"broadcast", IXGBE_STAT(stats.bprc)}, 55 {"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) }, 56 {"collisions", IXGBE_NETDEV_STAT(collisions)}, 57 {"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors)}, 58 {"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors)}, 59 {"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors)}, 60 {"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count)}, 61 {"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush)}, 62 {"fdir_match", IXGBE_STAT(stats.fdirmatch)}, 63 {"fdir_miss", IXGBE_STAT(stats.fdirmiss)}, 64 {"fdir_overflow", IXGBE_STAT(fdir_overflow)}, 65 {"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors)}, 66 {"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors)}, 67 {"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors)}, 68 {"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors)}, 69 {"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors)}, 70 {"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors)}, 71 {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)}, 72 {"tx_restart_queue", IXGBE_STAT(restart_queue)}, 73 {"rx_length_errors", IXGBE_STAT(stats.rlec)}, 74 {"rx_long_length_errors", IXGBE_STAT(stats.roc)}, 75 {"rx_short_length_errors", IXGBE_STAT(stats.ruc)}, 76 {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)}, 77 {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)}, 78 {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)}, 79 {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)}, 80 {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)}, 81 {"alloc_rx_page", IXGBE_STAT(alloc_rx_page)}, 82 {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)}, 83 {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)}, 84 {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)}, 85 {"os2bmc_rx_by_bmc", IXGBE_STAT(stats.o2bgptc)}, 86 {"os2bmc_tx_by_bmc", IXGBE_STAT(stats.b2ospc)}, 87 {"os2bmc_tx_by_host", IXGBE_STAT(stats.o2bspc)}, 88 {"os2bmc_rx_by_host", IXGBE_STAT(stats.b2ogprc)}, 89 {"tx_hwtstamp_timeouts", IXGBE_STAT(tx_hwtstamp_timeouts)}, 90 {"tx_hwtstamp_skipped", IXGBE_STAT(tx_hwtstamp_skipped)}, 91 {"rx_hwtstamp_cleared", IXGBE_STAT(rx_hwtstamp_cleared)}, 92 {"tx_ipsec", IXGBE_STAT(tx_ipsec)}, 93 {"rx_ipsec", IXGBE_STAT(rx_ipsec)}, 94 #ifdef IXGBE_FCOE 95 {"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)}, 96 {"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)}, 97 {"rx_fcoe_packets", IXGBE_STAT(stats.fcoeprc)}, 98 {"rx_fcoe_dwords", IXGBE_STAT(stats.fcoedwrc)}, 99 {"fcoe_noddp", IXGBE_STAT(stats.fcoe_noddp)}, 100 {"fcoe_noddp_ext_buff", IXGBE_STAT(stats.fcoe_noddp_ext_buff)}, 101 {"tx_fcoe_packets", IXGBE_STAT(stats.fcoeptc)}, 102 {"tx_fcoe_dwords", IXGBE_STAT(stats.fcoedwtc)}, 103 #endif /* IXGBE_FCOE */ 104 }; 105 106 /* ixgbe allocates num_tx_queues and num_rx_queues symmetrically so 107 * we set the num_rx_queues to evaluate to num_tx_queues. This is 108 * used because we do not have a good way to get the max number of 109 * rx queues with CONFIG_RPS disabled. 110 */ 111 #define IXGBE_NUM_RX_QUEUES netdev->num_tx_queues 112 113 #define IXGBE_QUEUE_STATS_LEN ( \ 114 (netdev->num_tx_queues + IXGBE_NUM_RX_QUEUES) * \ 115 (sizeof(struct ixgbe_queue_stats) / sizeof(u64))) 116 #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats) 117 #define IXGBE_PB_STATS_LEN ( \ 118 (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \ 119 sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \ 120 sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \ 121 sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \ 122 / sizeof(u64)) 123 #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \ 124 IXGBE_PB_STATS_LEN + \ 125 IXGBE_QUEUE_STATS_LEN) 126 127 static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = { 128 "Register test (offline)", "Eeprom test (offline)", 129 "Interrupt test (offline)", "Loopback test (offline)", 130 "Link test (on/offline)" 131 }; 132 #define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN 133 134 static const char ixgbe_priv_flags_strings[][ETH_GSTRING_LEN] = { 135 #define IXGBE_PRIV_FLAGS_LEGACY_RX BIT(0) 136 "legacy-rx", 137 #define IXGBE_PRIV_FLAGS_VF_IPSEC_EN BIT(1) 138 "vf-ipsec", 139 #define IXGBE_PRIV_FLAGS_AUTO_DISABLE_VF BIT(2) 140 "mdd-disable-vf", 141 }; 142 143 #define IXGBE_PRIV_FLAGS_STR_LEN ARRAY_SIZE(ixgbe_priv_flags_strings) 144 145 #define ixgbe_isbackplane(type) ((type) == ixgbe_media_type_backplane) 146 147 static void ixgbe_set_supported_10gtypes(struct ixgbe_hw *hw, 148 struct ethtool_link_ksettings *cmd) 149 { 150 if (!ixgbe_isbackplane(hw->phy.media_type)) { 151 ethtool_link_ksettings_add_link_mode(cmd, supported, 152 10000baseT_Full); 153 return; 154 } 155 156 switch (hw->device_id) { 157 case IXGBE_DEV_ID_82598: 158 case IXGBE_DEV_ID_82599_KX4: 159 case IXGBE_DEV_ID_82599_KX4_MEZZ: 160 case IXGBE_DEV_ID_X550EM_X_KX4: 161 ethtool_link_ksettings_add_link_mode 162 (cmd, supported, 10000baseKX4_Full); 163 break; 164 case IXGBE_DEV_ID_82598_BX: 165 case IXGBE_DEV_ID_82599_KR: 166 case IXGBE_DEV_ID_X550EM_X_KR: 167 case IXGBE_DEV_ID_X550EM_X_XFI: 168 ethtool_link_ksettings_add_link_mode 169 (cmd, supported, 10000baseKR_Full); 170 break; 171 default: 172 ethtool_link_ksettings_add_link_mode 173 (cmd, supported, 10000baseKX4_Full); 174 ethtool_link_ksettings_add_link_mode 175 (cmd, supported, 10000baseKR_Full); 176 break; 177 } 178 } 179 180 static void ixgbe_set_advertising_10gtypes(struct ixgbe_hw *hw, 181 struct ethtool_link_ksettings *cmd) 182 { 183 if (!ixgbe_isbackplane(hw->phy.media_type)) { 184 ethtool_link_ksettings_add_link_mode(cmd, advertising, 185 10000baseT_Full); 186 return; 187 } 188 189 switch (hw->device_id) { 190 case IXGBE_DEV_ID_82598: 191 case IXGBE_DEV_ID_82599_KX4: 192 case IXGBE_DEV_ID_82599_KX4_MEZZ: 193 case IXGBE_DEV_ID_X550EM_X_KX4: 194 ethtool_link_ksettings_add_link_mode 195 (cmd, advertising, 10000baseKX4_Full); 196 break; 197 case IXGBE_DEV_ID_82598_BX: 198 case IXGBE_DEV_ID_82599_KR: 199 case IXGBE_DEV_ID_X550EM_X_KR: 200 case IXGBE_DEV_ID_X550EM_X_XFI: 201 ethtool_link_ksettings_add_link_mode 202 (cmd, advertising, 10000baseKR_Full); 203 break; 204 default: 205 ethtool_link_ksettings_add_link_mode 206 (cmd, advertising, 10000baseKX4_Full); 207 ethtool_link_ksettings_add_link_mode 208 (cmd, advertising, 10000baseKR_Full); 209 break; 210 } 211 } 212 213 static int ixgbe_get_link_ksettings(struct net_device *netdev, 214 struct ethtool_link_ksettings *cmd) 215 { 216 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 217 struct ixgbe_hw *hw = &adapter->hw; 218 ixgbe_link_speed supported_link; 219 bool autoneg = false; 220 221 ethtool_link_ksettings_zero_link_mode(cmd, supported); 222 ethtool_link_ksettings_zero_link_mode(cmd, advertising); 223 224 hw->mac.ops.get_link_capabilities(hw, &supported_link, &autoneg); 225 226 /* set the supported link speeds */ 227 if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) { 228 ixgbe_set_supported_10gtypes(hw, cmd); 229 ixgbe_set_advertising_10gtypes(hw, cmd); 230 } 231 if (supported_link & IXGBE_LINK_SPEED_5GB_FULL) 232 ethtool_link_ksettings_add_link_mode(cmd, supported, 233 5000baseT_Full); 234 235 if (supported_link & IXGBE_LINK_SPEED_2_5GB_FULL) 236 ethtool_link_ksettings_add_link_mode(cmd, supported, 237 2500baseT_Full); 238 239 if (supported_link & IXGBE_LINK_SPEED_1GB_FULL) { 240 if (ixgbe_isbackplane(hw->phy.media_type)) { 241 ethtool_link_ksettings_add_link_mode(cmd, supported, 242 1000baseKX_Full); 243 ethtool_link_ksettings_add_link_mode(cmd, advertising, 244 1000baseKX_Full); 245 } else { 246 ethtool_link_ksettings_add_link_mode(cmd, supported, 247 1000baseT_Full); 248 ethtool_link_ksettings_add_link_mode(cmd, advertising, 249 1000baseT_Full); 250 } 251 } 252 if (supported_link & IXGBE_LINK_SPEED_100_FULL) { 253 ethtool_link_ksettings_add_link_mode(cmd, supported, 254 100baseT_Full); 255 ethtool_link_ksettings_add_link_mode(cmd, advertising, 256 100baseT_Full); 257 } 258 if (supported_link & IXGBE_LINK_SPEED_10_FULL) { 259 ethtool_link_ksettings_add_link_mode(cmd, supported, 260 10baseT_Full); 261 ethtool_link_ksettings_add_link_mode(cmd, advertising, 262 10baseT_Full); 263 } 264 265 /* set the advertised speeds */ 266 if (hw->phy.autoneg_advertised) { 267 ethtool_link_ksettings_zero_link_mode(cmd, advertising); 268 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10_FULL) 269 ethtool_link_ksettings_add_link_mode(cmd, advertising, 270 10baseT_Full); 271 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL) 272 ethtool_link_ksettings_add_link_mode(cmd, advertising, 273 100baseT_Full); 274 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) 275 ixgbe_set_advertising_10gtypes(hw, cmd); 276 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) { 277 if (ethtool_link_ksettings_test_link_mode 278 (cmd, supported, 1000baseKX_Full)) 279 ethtool_link_ksettings_add_link_mode 280 (cmd, advertising, 1000baseKX_Full); 281 else 282 ethtool_link_ksettings_add_link_mode 283 (cmd, advertising, 1000baseT_Full); 284 } 285 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_5GB_FULL) 286 ethtool_link_ksettings_add_link_mode(cmd, advertising, 287 5000baseT_Full); 288 if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_2_5GB_FULL) 289 ethtool_link_ksettings_add_link_mode(cmd, advertising, 290 2500baseT_Full); 291 } else { 292 if (hw->phy.multispeed_fiber && !autoneg) { 293 if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) 294 ethtool_link_ksettings_add_link_mode 295 (cmd, advertising, 10000baseT_Full); 296 } 297 } 298 299 if (autoneg) { 300 ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg); 301 ethtool_link_ksettings_add_link_mode(cmd, advertising, Autoneg); 302 cmd->base.autoneg = AUTONEG_ENABLE; 303 } else 304 cmd->base.autoneg = AUTONEG_DISABLE; 305 306 /* Determine the remaining settings based on the PHY type. */ 307 switch (adapter->hw.phy.type) { 308 case ixgbe_phy_tn: 309 case ixgbe_phy_aq: 310 case ixgbe_phy_x550em_ext_t: 311 case ixgbe_phy_fw: 312 case ixgbe_phy_cu_unknown: 313 ethtool_link_ksettings_add_link_mode(cmd, supported, TP); 314 ethtool_link_ksettings_add_link_mode(cmd, advertising, TP); 315 cmd->base.port = PORT_TP; 316 break; 317 case ixgbe_phy_qt: 318 ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE); 319 ethtool_link_ksettings_add_link_mode(cmd, advertising, FIBRE); 320 cmd->base.port = PORT_FIBRE; 321 break; 322 case ixgbe_phy_nl: 323 case ixgbe_phy_sfp_passive_tyco: 324 case ixgbe_phy_sfp_passive_unknown: 325 case ixgbe_phy_sfp_ftl: 326 case ixgbe_phy_sfp_avago: 327 case ixgbe_phy_sfp_intel: 328 case ixgbe_phy_sfp_unknown: 329 case ixgbe_phy_qsfp_passive_unknown: 330 case ixgbe_phy_qsfp_active_unknown: 331 case ixgbe_phy_qsfp_intel: 332 case ixgbe_phy_qsfp_unknown: 333 /* SFP+ devices, further checking needed */ 334 switch (adapter->hw.phy.sfp_type) { 335 case ixgbe_sfp_type_da_cu: 336 case ixgbe_sfp_type_da_cu_core0: 337 case ixgbe_sfp_type_da_cu_core1: 338 ethtool_link_ksettings_add_link_mode(cmd, supported, 339 FIBRE); 340 ethtool_link_ksettings_add_link_mode(cmd, advertising, 341 FIBRE); 342 cmd->base.port = PORT_DA; 343 break; 344 case ixgbe_sfp_type_sr: 345 case ixgbe_sfp_type_lr: 346 case ixgbe_sfp_type_srlr_core0: 347 case ixgbe_sfp_type_srlr_core1: 348 case ixgbe_sfp_type_1g_sx_core0: 349 case ixgbe_sfp_type_1g_sx_core1: 350 case ixgbe_sfp_type_1g_lx_core0: 351 case ixgbe_sfp_type_1g_lx_core1: 352 case ixgbe_sfp_type_1g_bx_core0: 353 case ixgbe_sfp_type_1g_bx_core1: 354 ethtool_link_ksettings_add_link_mode(cmd, supported, 355 FIBRE); 356 ethtool_link_ksettings_add_link_mode(cmd, advertising, 357 FIBRE); 358 cmd->base.port = PORT_FIBRE; 359 break; 360 case ixgbe_sfp_type_not_present: 361 ethtool_link_ksettings_add_link_mode(cmd, supported, 362 FIBRE); 363 ethtool_link_ksettings_add_link_mode(cmd, advertising, 364 FIBRE); 365 cmd->base.port = PORT_NONE; 366 break; 367 case ixgbe_sfp_type_1g_cu_core0: 368 case ixgbe_sfp_type_1g_cu_core1: 369 ethtool_link_ksettings_add_link_mode(cmd, supported, 370 TP); 371 ethtool_link_ksettings_add_link_mode(cmd, advertising, 372 TP); 373 cmd->base.port = PORT_TP; 374 break; 375 case ixgbe_sfp_type_unknown: 376 default: 377 ethtool_link_ksettings_add_link_mode(cmd, supported, 378 FIBRE); 379 ethtool_link_ksettings_add_link_mode(cmd, advertising, 380 FIBRE); 381 cmd->base.port = PORT_OTHER; 382 break; 383 } 384 break; 385 case ixgbe_phy_xaui: 386 ethtool_link_ksettings_add_link_mode(cmd, supported, 387 FIBRE); 388 ethtool_link_ksettings_add_link_mode(cmd, advertising, 389 FIBRE); 390 cmd->base.port = PORT_NONE; 391 break; 392 case ixgbe_phy_unknown: 393 case ixgbe_phy_generic: 394 case ixgbe_phy_sfp_unsupported: 395 default: 396 ethtool_link_ksettings_add_link_mode(cmd, supported, 397 FIBRE); 398 ethtool_link_ksettings_add_link_mode(cmd, advertising, 399 FIBRE); 400 cmd->base.port = PORT_OTHER; 401 break; 402 } 403 404 /* Indicate pause support */ 405 ethtool_link_ksettings_add_link_mode(cmd, supported, Pause); 406 407 switch (hw->fc.requested_mode) { 408 case ixgbe_fc_full: 409 ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause); 410 break; 411 case ixgbe_fc_rx_pause: 412 ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause); 413 ethtool_link_ksettings_add_link_mode(cmd, advertising, 414 Asym_Pause); 415 break; 416 case ixgbe_fc_tx_pause: 417 ethtool_link_ksettings_add_link_mode(cmd, advertising, 418 Asym_Pause); 419 break; 420 default: 421 ethtool_link_ksettings_del_link_mode(cmd, advertising, Pause); 422 ethtool_link_ksettings_del_link_mode(cmd, advertising, 423 Asym_Pause); 424 } 425 426 if (netif_carrier_ok(netdev)) { 427 switch (adapter->link_speed) { 428 case IXGBE_LINK_SPEED_10GB_FULL: 429 cmd->base.speed = SPEED_10000; 430 break; 431 case IXGBE_LINK_SPEED_5GB_FULL: 432 cmd->base.speed = SPEED_5000; 433 break; 434 case IXGBE_LINK_SPEED_2_5GB_FULL: 435 cmd->base.speed = SPEED_2500; 436 break; 437 case IXGBE_LINK_SPEED_1GB_FULL: 438 cmd->base.speed = SPEED_1000; 439 break; 440 case IXGBE_LINK_SPEED_100_FULL: 441 cmd->base.speed = SPEED_100; 442 break; 443 case IXGBE_LINK_SPEED_10_FULL: 444 cmd->base.speed = SPEED_10; 445 break; 446 default: 447 break; 448 } 449 cmd->base.duplex = DUPLEX_FULL; 450 } else { 451 cmd->base.speed = SPEED_UNKNOWN; 452 cmd->base.duplex = DUPLEX_UNKNOWN; 453 } 454 455 return 0; 456 } 457 458 static int ixgbe_set_link_ksettings(struct net_device *netdev, 459 const struct ethtool_link_ksettings *cmd) 460 { 461 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 462 struct ixgbe_hw *hw = &adapter->hw; 463 u32 advertised, old; 464 int err = 0; 465 466 if ((hw->phy.media_type == ixgbe_media_type_copper) || 467 (hw->phy.multispeed_fiber)) { 468 /* 469 * this function does not support duplex forcing, but can 470 * limit the advertising of the adapter to the specified speed 471 */ 472 if (!linkmode_subset(cmd->link_modes.advertising, 473 cmd->link_modes.supported)) 474 return -EINVAL; 475 476 /* only allow one speed at a time if no autoneg */ 477 if (!cmd->base.autoneg && hw->phy.multispeed_fiber) { 478 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 479 10000baseT_Full) && 480 ethtool_link_ksettings_test_link_mode(cmd, advertising, 481 1000baseT_Full)) 482 return -EINVAL; 483 } 484 485 old = hw->phy.autoneg_advertised; 486 advertised = 0; 487 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 488 10000baseT_Full)) 489 advertised |= IXGBE_LINK_SPEED_10GB_FULL; 490 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 491 5000baseT_Full)) 492 advertised |= IXGBE_LINK_SPEED_5GB_FULL; 493 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 494 2500baseT_Full)) 495 advertised |= IXGBE_LINK_SPEED_2_5GB_FULL; 496 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 497 1000baseT_Full)) 498 advertised |= IXGBE_LINK_SPEED_1GB_FULL; 499 500 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 501 100baseT_Full)) 502 advertised |= IXGBE_LINK_SPEED_100_FULL; 503 504 if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 505 10baseT_Full)) 506 advertised |= IXGBE_LINK_SPEED_10_FULL; 507 508 if (old == advertised) 509 return err; 510 /* this sets the link speed and restarts auto-neg */ 511 while (test_and_set_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) 512 usleep_range(1000, 2000); 513 514 hw->mac.autotry_restart = true; 515 err = hw->mac.ops.setup_link(hw, advertised, true); 516 if (err) { 517 e_info(probe, "setup link failed with code %d\n", err); 518 hw->mac.ops.setup_link(hw, old, true); 519 } 520 clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state); 521 } else { 522 /* in this case we currently only support 10Gb/FULL */ 523 u32 speed = cmd->base.speed; 524 525 if ((cmd->base.autoneg == AUTONEG_ENABLE) || 526 (!ethtool_link_ksettings_test_link_mode(cmd, advertising, 527 10000baseT_Full)) || 528 (speed + cmd->base.duplex != SPEED_10000 + DUPLEX_FULL)) 529 return -EINVAL; 530 } 531 532 return err; 533 } 534 535 static void ixgbe_get_pause_stats(struct net_device *netdev, 536 struct ethtool_pause_stats *stats) 537 { 538 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 539 struct ixgbe_hw_stats *hwstats = &adapter->stats; 540 541 stats->tx_pause_frames = hwstats->lxontxc + hwstats->lxofftxc; 542 stats->rx_pause_frames = hwstats->lxonrxc + hwstats->lxoffrxc; 543 } 544 545 static void ixgbe_get_pauseparam(struct net_device *netdev, 546 struct ethtool_pauseparam *pause) 547 { 548 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 549 struct ixgbe_hw *hw = &adapter->hw; 550 551 if (ixgbe_device_supports_autoneg_fc(hw) && 552 !hw->fc.disable_fc_autoneg) 553 pause->autoneg = 1; 554 else 555 pause->autoneg = 0; 556 557 if (hw->fc.current_mode == ixgbe_fc_rx_pause) { 558 pause->rx_pause = 1; 559 } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) { 560 pause->tx_pause = 1; 561 } else if (hw->fc.current_mode == ixgbe_fc_full) { 562 pause->rx_pause = 1; 563 pause->tx_pause = 1; 564 } 565 } 566 567 static void ixgbe_set_pauseparam_finalize(struct net_device *netdev, 568 struct ixgbe_fc_info *fc) 569 { 570 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 571 struct ixgbe_hw *hw = &adapter->hw; 572 573 /* If the thing changed then we'll update and use new autoneg. */ 574 if (memcmp(fc, &hw->fc, sizeof(*fc))) { 575 hw->fc = *fc; 576 if (netif_running(netdev)) 577 ixgbe_reinit_locked(adapter); 578 else 579 ixgbe_reset(adapter); 580 } 581 } 582 583 static int ixgbe_set_pauseparam(struct net_device *netdev, 584 struct ethtool_pauseparam *pause) 585 { 586 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 587 struct ixgbe_hw *hw = &adapter->hw; 588 struct ixgbe_fc_info fc = hw->fc; 589 590 /* 82598 does no support link flow control with DCB enabled */ 591 if ((hw->mac.type == ixgbe_mac_82598EB) && 592 (adapter->flags & IXGBE_FLAG_DCB_ENABLED)) 593 return -EINVAL; 594 595 /* some devices do not support autoneg of link flow control */ 596 if ((pause->autoneg == AUTONEG_ENABLE) && 597 !ixgbe_device_supports_autoneg_fc(hw)) 598 return -EINVAL; 599 600 fc.disable_fc_autoneg = (pause->autoneg != AUTONEG_ENABLE); 601 602 if ((pause->rx_pause && pause->tx_pause) || pause->autoneg) 603 fc.requested_mode = ixgbe_fc_full; 604 else if (pause->rx_pause && !pause->tx_pause) 605 fc.requested_mode = ixgbe_fc_rx_pause; 606 else if (!pause->rx_pause && pause->tx_pause) 607 fc.requested_mode = ixgbe_fc_tx_pause; 608 else 609 fc.requested_mode = ixgbe_fc_none; 610 611 ixgbe_set_pauseparam_finalize(netdev, &fc); 612 613 return 0; 614 } 615 616 static int ixgbe_set_pauseparam_e610(struct net_device *netdev, 617 struct ethtool_pauseparam *pause) 618 { 619 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 620 struct ixgbe_hw *hw = &adapter->hw; 621 struct ixgbe_fc_info fc = hw->fc; 622 623 if (!ixgbe_device_supports_autoneg_fc(hw)) 624 return -EOPNOTSUPP; 625 626 if (pause->autoneg == AUTONEG_DISABLE) { 627 netdev_info(netdev, 628 "Cannot disable autonegotiation on this device.\n"); 629 return -EOPNOTSUPP; 630 } 631 632 fc.disable_fc_autoneg = false; 633 634 if (pause->rx_pause && pause->tx_pause) 635 fc.requested_mode = ixgbe_fc_full; 636 else if (pause->rx_pause) 637 fc.requested_mode = ixgbe_fc_rx_pause; 638 else if (pause->tx_pause) 639 fc.requested_mode = ixgbe_fc_tx_pause; 640 else 641 fc.requested_mode = ixgbe_fc_none; 642 643 ixgbe_set_pauseparam_finalize(netdev, &fc); 644 645 return 0; 646 } 647 648 static u32 ixgbe_get_msglevel(struct net_device *netdev) 649 { 650 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 651 return adapter->msg_enable; 652 } 653 654 static void ixgbe_set_msglevel(struct net_device *netdev, u32 data) 655 { 656 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 657 adapter->msg_enable = data; 658 } 659 660 static int ixgbe_get_regs_len(struct net_device *netdev) 661 { 662 #define IXGBE_REGS_LEN 1145 663 return IXGBE_REGS_LEN * sizeof(u32); 664 } 665 666 #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_ 667 668 static void ixgbe_get_regs(struct net_device *netdev, 669 struct ethtool_regs *regs, void *p) 670 { 671 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 672 struct ixgbe_hw *hw = &adapter->hw; 673 u32 *regs_buff = p; 674 u8 i; 675 676 memset(p, 0, IXGBE_REGS_LEN * sizeof(u32)); 677 678 regs->version = hw->mac.type << 24 | hw->revision_id << 16 | 679 hw->device_id; 680 681 /* General Registers */ 682 regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL); 683 regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS); 684 regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); 685 regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP); 686 regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP); 687 regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL); 688 regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER); 689 regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER); 690 691 /* NVM Register */ 692 regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC(hw)); 693 regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD); 694 regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA(hw)); 695 regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL); 696 regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA); 697 regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL); 698 regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA); 699 regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT); 700 regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP); 701 regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC(hw)); 702 703 /* Interrupt */ 704 /* don't read EICR because it can clear interrupt causes, instead 705 * read EICS which is a shadow but doesn't clear EICR */ 706 regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS); 707 regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS); 708 regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS); 709 regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC); 710 regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC); 711 regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM); 712 regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0)); 713 regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0)); 714 regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT); 715 regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA); 716 regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0)); 717 regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE); 718 719 /* Flow Control */ 720 regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP); 721 for (i = 0; i < 4; i++) 722 regs_buff[31 + i] = IXGBE_READ_REG(hw, IXGBE_FCTTV(i)); 723 for (i = 0; i < 8; i++) { 724 switch (hw->mac.type) { 725 case ixgbe_mac_82598EB: 726 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i)); 727 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i)); 728 break; 729 case ixgbe_mac_82599EB: 730 case ixgbe_mac_X540: 731 case ixgbe_mac_X550: 732 case ixgbe_mac_X550EM_x: 733 case ixgbe_mac_x550em_a: 734 case ixgbe_mac_e610: 735 regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL_82599(i)); 736 regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i)); 737 break; 738 default: 739 break; 740 } 741 } 742 regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV); 743 regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS); 744 745 /* Receive DMA */ 746 for (i = 0; i < 64; i++) 747 regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i)); 748 for (i = 0; i < 64; i++) 749 regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i)); 750 for (i = 0; i < 64; i++) 751 regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i)); 752 for (i = 0; i < 64; i++) 753 regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i)); 754 for (i = 0; i < 64; i++) 755 regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i)); 756 for (i = 0; i < 64; i++) 757 regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); 758 for (i = 0; i < 16; i++) 759 regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i)); 760 for (i = 0; i < 16; i++) 761 regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i)); 762 regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL); 763 for (i = 0; i < 8; i++) 764 regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)); 765 regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL); 766 regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN); 767 768 /* Receive */ 769 regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM); 770 regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL); 771 for (i = 0; i < 16; i++) 772 regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i)); 773 for (i = 0; i < 16; i++) 774 regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i)); 775 regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0)); 776 regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL); 777 regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); 778 regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL); 779 regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC); 780 regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL); 781 for (i = 0; i < 8; i++) 782 regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i)); 783 for (i = 0; i < 8; i++) 784 regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i)); 785 regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP); 786 787 /* Transmit */ 788 for (i = 0; i < 32; i++) 789 regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i)); 790 for (i = 0; i < 32; i++) 791 regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i)); 792 for (i = 0; i < 32; i++) 793 regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i)); 794 for (i = 0; i < 32; i++) 795 regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i)); 796 for (i = 0; i < 32; i++) 797 regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i)); 798 for (i = 0; i < 32; i++) 799 regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i)); 800 for (i = 0; i < 32; i++) 801 regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i)); 802 for (i = 0; i < 32; i++) 803 regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i)); 804 regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL); 805 for (i = 0; i < 16; i++) 806 regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i)); 807 regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG); 808 for (i = 0; i < 8; i++) 809 regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i)); 810 regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP); 811 812 /* Wake Up */ 813 regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC); 814 regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC); 815 regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS); 816 regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV); 817 regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT); 818 regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT); 819 regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL); 820 regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM); 821 regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0)); 822 823 /* DCB */ 824 regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS); /* same as FCCFG */ 825 regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS); /* same as RTTPCS */ 826 827 switch (hw->mac.type) { 828 case ixgbe_mac_82598EB: 829 regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS); 830 regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR); 831 for (i = 0; i < 8; i++) 832 regs_buff[833 + i] = 833 IXGBE_READ_REG(hw, IXGBE_RT2CR(i)); 834 for (i = 0; i < 8; i++) 835 regs_buff[841 + i] = 836 IXGBE_READ_REG(hw, IXGBE_RT2SR(i)); 837 for (i = 0; i < 8; i++) 838 regs_buff[849 + i] = 839 IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i)); 840 for (i = 0; i < 8; i++) 841 regs_buff[857 + i] = 842 IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i)); 843 break; 844 case ixgbe_mac_82599EB: 845 case ixgbe_mac_X540: 846 case ixgbe_mac_X550: 847 case ixgbe_mac_X550EM_x: 848 case ixgbe_mac_x550em_a: 849 regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_RTTDCS); 850 regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RTRPCS); 851 for (i = 0; i < 8; i++) 852 regs_buff[833 + i] = 853 IXGBE_READ_REG(hw, IXGBE_RTRPT4C(i)); 854 for (i = 0; i < 8; i++) 855 regs_buff[841 + i] = 856 IXGBE_READ_REG(hw, IXGBE_RTRPT4S(i)); 857 for (i = 0; i < 8; i++) 858 regs_buff[849 + i] = 859 IXGBE_READ_REG(hw, IXGBE_RTTDT2C(i)); 860 for (i = 0; i < 8; i++) 861 regs_buff[857 + i] = 862 IXGBE_READ_REG(hw, IXGBE_RTTDT2S(i)); 863 break; 864 default: 865 break; 866 } 867 868 for (i = 0; i < 8; i++) 869 regs_buff[865 + i] = 870 IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i)); /* same as RTTPT2C */ 871 for (i = 0; i < 8; i++) 872 regs_buff[873 + i] = 873 IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i)); /* same as RTTPT2S */ 874 875 /* Statistics */ 876 regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs); 877 regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc); 878 regs_buff[883] = IXGBE_GET_STAT(adapter, errbc); 879 regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc); 880 for (i = 0; i < 8; i++) 881 regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]); 882 regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc); 883 regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc); 884 regs_buff[895] = IXGBE_GET_STAT(adapter, rlec); 885 regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc); 886 regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc); 887 regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc); 888 regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc); 889 for (i = 0; i < 8; i++) 890 regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]); 891 for (i = 0; i < 8; i++) 892 regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]); 893 for (i = 0; i < 8; i++) 894 regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]); 895 for (i = 0; i < 8; i++) 896 regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]); 897 regs_buff[932] = IXGBE_GET_STAT(adapter, prc64); 898 regs_buff[933] = IXGBE_GET_STAT(adapter, prc127); 899 regs_buff[934] = IXGBE_GET_STAT(adapter, prc255); 900 regs_buff[935] = IXGBE_GET_STAT(adapter, prc511); 901 regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023); 902 regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522); 903 regs_buff[938] = IXGBE_GET_STAT(adapter, gprc); 904 regs_buff[939] = IXGBE_GET_STAT(adapter, bprc); 905 regs_buff[940] = IXGBE_GET_STAT(adapter, mprc); 906 regs_buff[941] = IXGBE_GET_STAT(adapter, gptc); 907 regs_buff[942] = (u32)IXGBE_GET_STAT(adapter, gorc); 908 regs_buff[943] = (u32)(IXGBE_GET_STAT(adapter, gorc) >> 32); 909 regs_buff[944] = (u32)IXGBE_GET_STAT(adapter, gotc); 910 regs_buff[945] = (u32)(IXGBE_GET_STAT(adapter, gotc) >> 32); 911 for (i = 0; i < 8; i++) 912 regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]); 913 regs_buff[954] = IXGBE_GET_STAT(adapter, ruc); 914 regs_buff[955] = IXGBE_GET_STAT(adapter, rfc); 915 regs_buff[956] = IXGBE_GET_STAT(adapter, roc); 916 regs_buff[957] = IXGBE_GET_STAT(adapter, rjc); 917 regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc); 918 regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc); 919 regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc); 920 regs_buff[961] = (u32)IXGBE_GET_STAT(adapter, tor); 921 regs_buff[962] = (u32)(IXGBE_GET_STAT(adapter, tor) >> 32); 922 regs_buff[963] = IXGBE_GET_STAT(adapter, tpr); 923 regs_buff[964] = IXGBE_GET_STAT(adapter, tpt); 924 regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64); 925 regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127); 926 regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255); 927 regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511); 928 regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023); 929 regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522); 930 regs_buff[971] = IXGBE_GET_STAT(adapter, mptc); 931 regs_buff[972] = IXGBE_GET_STAT(adapter, bptc); 932 regs_buff[973] = IXGBE_GET_STAT(adapter, xec); 933 for (i = 0; i < 16; i++) 934 regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]); 935 for (i = 0; i < 16; i++) 936 regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]); 937 for (i = 0; i < 16; i++) 938 regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]); 939 for (i = 0; i < 16; i++) 940 regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]); 941 942 /* MAC */ 943 regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG); 944 regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL); 945 regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA); 946 regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0); 947 regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1); 948 regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA); 949 regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP); 950 regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP); 951 regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP); 952 regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0); 953 regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1); 954 regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP); 955 regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA); 956 regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE); 957 regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD); 958 regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS); 959 regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA); 960 regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD); 961 regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD); 962 regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD); 963 regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG); 964 regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1); 965 regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2); 966 regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS); 967 regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC); 968 regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS); 969 regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC); 970 regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS); 971 regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2); 972 regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3); 973 regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1); 974 regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2); 975 regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL); 976 977 /* Diagnostic */ 978 regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL); 979 for (i = 0; i < 8; i++) 980 regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i)); 981 regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN); 982 for (i = 0; i < 4; i++) 983 regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i)); 984 regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE); 985 regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL); 986 for (i = 0; i < 8; i++) 987 regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i)); 988 regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN); 989 for (i = 0; i < 4; i++) 990 regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i)); 991 regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE); 992 regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL); 993 for (i = 0; i < 4; i++) 994 regs_buff[1102 + i] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA(i)); 995 regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL); 996 for (i = 0; i < 4; i++) 997 regs_buff[1107 + i] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA(i)); 998 for (i = 0; i < 8; i++) 999 regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i)); 1000 regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL); 1001 regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1); 1002 regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2); 1003 regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1); 1004 regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2); 1005 regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS); 1006 regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL); 1007 regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC); 1008 regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC); 1009 1010 /* 82599 X540 specific registers */ 1011 regs_buff[1128] = IXGBE_READ_REG(hw, IXGBE_MFLCN); 1012 1013 /* 82599 X540 specific DCB registers */ 1014 regs_buff[1129] = IXGBE_READ_REG(hw, IXGBE_RTRUP2TC); 1015 regs_buff[1130] = IXGBE_READ_REG(hw, IXGBE_RTTUP2TC); 1016 for (i = 0; i < 4; i++) 1017 regs_buff[1131 + i] = IXGBE_READ_REG(hw, IXGBE_TXLLQ(i)); 1018 regs_buff[1135] = IXGBE_READ_REG(hw, IXGBE_RTTBCNRM); 1019 /* same as RTTQCNRM */ 1020 regs_buff[1136] = IXGBE_READ_REG(hw, IXGBE_RTTBCNRD); 1021 /* same as RTTQCNRR */ 1022 1023 /* X540 specific DCB registers */ 1024 regs_buff[1137] = IXGBE_READ_REG(hw, IXGBE_RTTQCNCR); 1025 regs_buff[1138] = IXGBE_READ_REG(hw, IXGBE_RTTQCNTG); 1026 1027 /* Security config registers */ 1028 regs_buff[1139] = IXGBE_READ_REG(hw, IXGBE_SECTXCTRL); 1029 regs_buff[1140] = IXGBE_READ_REG(hw, IXGBE_SECTXSTAT); 1030 regs_buff[1141] = IXGBE_READ_REG(hw, IXGBE_SECTXBUFFAF); 1031 regs_buff[1142] = IXGBE_READ_REG(hw, IXGBE_SECTXMINIFG); 1032 regs_buff[1143] = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL); 1033 regs_buff[1144] = IXGBE_READ_REG(hw, IXGBE_SECRXSTAT); 1034 } 1035 1036 static void ixgbe_get_link_ext_stats(struct net_device *netdev, 1037 struct ethtool_link_ext_stats *stats) 1038 { 1039 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1040 1041 stats->link_down_events = adapter->link_down_events; 1042 } 1043 1044 static int ixgbe_get_eeprom_len(struct net_device *netdev) 1045 { 1046 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1047 return adapter->hw.eeprom.word_size * 2; 1048 } 1049 1050 static int ixgbe_get_eeprom(struct net_device *netdev, 1051 struct ethtool_eeprom *eeprom, u8 *bytes) 1052 { 1053 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1054 struct ixgbe_hw *hw = &adapter->hw; 1055 u16 *eeprom_buff; 1056 int first_word, last_word, eeprom_len; 1057 int ret_val = 0; 1058 u16 i; 1059 1060 if (eeprom->len == 0) 1061 return -EINVAL; 1062 1063 eeprom->magic = hw->vendor_id | (hw->device_id << 16); 1064 1065 first_word = eeprom->offset >> 1; 1066 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 1067 eeprom_len = last_word - first_word + 1; 1068 1069 eeprom_buff = kmalloc_array(eeprom_len, sizeof(u16), GFP_KERNEL); 1070 if (!eeprom_buff) 1071 return -ENOMEM; 1072 1073 ret_val = hw->eeprom.ops.read_buffer(hw, first_word, eeprom_len, 1074 eeprom_buff); 1075 1076 /* Device's eeprom is always little-endian, word addressable */ 1077 for (i = 0; i < eeprom_len; i++) 1078 le16_to_cpus(&eeprom_buff[i]); 1079 1080 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); 1081 kfree(eeprom_buff); 1082 1083 return ret_val; 1084 } 1085 1086 static int ixgbe_set_eeprom(struct net_device *netdev, 1087 struct ethtool_eeprom *eeprom, u8 *bytes) 1088 { 1089 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1090 struct ixgbe_hw *hw = &adapter->hw; 1091 u16 *eeprom_buff; 1092 void *ptr; 1093 int max_len, first_word, last_word, ret_val = 0; 1094 u16 i; 1095 1096 if (eeprom->len == 0) 1097 return -EINVAL; 1098 1099 if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) 1100 return -EINVAL; 1101 1102 max_len = hw->eeprom.word_size * 2; 1103 1104 first_word = eeprom->offset >> 1; 1105 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 1106 eeprom_buff = kmalloc(max_len, GFP_KERNEL); 1107 if (!eeprom_buff) 1108 return -ENOMEM; 1109 1110 ptr = eeprom_buff; 1111 1112 if (eeprom->offset & 1) { 1113 /* 1114 * need read/modify/write of first changed EEPROM word 1115 * only the second byte of the word is being modified 1116 */ 1117 ret_val = hw->eeprom.ops.read(hw, first_word, &eeprom_buff[0]); 1118 if (ret_val) 1119 goto err; 1120 1121 ptr++; 1122 } 1123 if ((eeprom->offset + eeprom->len) & 1) { 1124 /* 1125 * need read/modify/write of last changed EEPROM word 1126 * only the first byte of the word is being modified 1127 */ 1128 ret_val = hw->eeprom.ops.read(hw, last_word, 1129 &eeprom_buff[last_word - first_word]); 1130 if (ret_val) 1131 goto err; 1132 } 1133 1134 /* Device's eeprom is always little-endian, word addressable */ 1135 for (i = 0; i < last_word - first_word + 1; i++) 1136 le16_to_cpus(&eeprom_buff[i]); 1137 1138 memcpy(ptr, bytes, eeprom->len); 1139 1140 for (i = 0; i < last_word - first_word + 1; i++) 1141 cpu_to_le16s(&eeprom_buff[i]); 1142 1143 ret_val = hw->eeprom.ops.write_buffer(hw, first_word, 1144 last_word - first_word + 1, 1145 eeprom_buff); 1146 1147 /* Update the checksum */ 1148 if (ret_val == 0) 1149 hw->eeprom.ops.update_checksum(hw); 1150 1151 err: 1152 kfree(eeprom_buff); 1153 return ret_val; 1154 } 1155 1156 void ixgbe_refresh_fw_version(struct ixgbe_adapter *adapter) 1157 { 1158 struct ixgbe_hw *hw = &adapter->hw; 1159 1160 ixgbe_get_flash_data(hw); 1161 ixgbe_set_fw_version_e610(adapter); 1162 } 1163 1164 static void ixgbe_get_drvinfo(struct net_device *netdev, 1165 struct ethtool_drvinfo *drvinfo) 1166 { 1167 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1168 1169 /* need to refresh info for e610 in case fw reloads in runtime */ 1170 if (adapter->hw.mac.type == ixgbe_mac_e610) 1171 ixgbe_refresh_fw_version(adapter); 1172 1173 strscpy(drvinfo->driver, ixgbe_driver_name, sizeof(drvinfo->driver)); 1174 1175 strscpy(drvinfo->fw_version, adapter->eeprom_id, 1176 sizeof(drvinfo->fw_version)); 1177 1178 strscpy(drvinfo->bus_info, pci_name(adapter->pdev), 1179 sizeof(drvinfo->bus_info)); 1180 1181 drvinfo->n_priv_flags = IXGBE_PRIV_FLAGS_STR_LEN; 1182 } 1183 1184 static u32 ixgbe_get_max_rxd(struct ixgbe_adapter *adapter) 1185 { 1186 switch (adapter->hw.mac.type) { 1187 case ixgbe_mac_82598EB: 1188 return IXGBE_MAX_RXD_82598; 1189 case ixgbe_mac_82599EB: 1190 return IXGBE_MAX_RXD_82599; 1191 case ixgbe_mac_X540: 1192 return IXGBE_MAX_RXD_X540; 1193 case ixgbe_mac_X550: 1194 case ixgbe_mac_X550EM_x: 1195 case ixgbe_mac_x550em_a: 1196 return IXGBE_MAX_RXD_X550; 1197 default: 1198 return IXGBE_MAX_RXD_82598; 1199 } 1200 } 1201 1202 static u32 ixgbe_get_max_txd(struct ixgbe_adapter *adapter) 1203 { 1204 switch (adapter->hw.mac.type) { 1205 case ixgbe_mac_82598EB: 1206 return IXGBE_MAX_TXD_82598; 1207 case ixgbe_mac_82599EB: 1208 return IXGBE_MAX_TXD_82599; 1209 case ixgbe_mac_X540: 1210 return IXGBE_MAX_TXD_X540; 1211 case ixgbe_mac_X550: 1212 case ixgbe_mac_X550EM_x: 1213 case ixgbe_mac_x550em_a: 1214 return IXGBE_MAX_TXD_X550; 1215 default: 1216 return IXGBE_MAX_TXD_82598; 1217 } 1218 } 1219 1220 static void ixgbe_get_ringparam(struct net_device *netdev, 1221 struct ethtool_ringparam *ring, 1222 struct kernel_ethtool_ringparam *kernel_ring, 1223 struct netlink_ext_ack *extack) 1224 { 1225 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1226 struct ixgbe_ring *tx_ring = adapter->tx_ring[0]; 1227 struct ixgbe_ring *rx_ring = adapter->rx_ring[0]; 1228 1229 ring->rx_max_pending = ixgbe_get_max_rxd(adapter); 1230 ring->tx_max_pending = ixgbe_get_max_txd(adapter); 1231 ring->rx_pending = rx_ring->count; 1232 ring->tx_pending = tx_ring->count; 1233 } 1234 1235 static int ixgbe_set_ringparam(struct net_device *netdev, 1236 struct ethtool_ringparam *ring, 1237 struct kernel_ethtool_ringparam *kernel_ring, 1238 struct netlink_ext_ack *extack) 1239 { 1240 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1241 struct ixgbe_ring *temp_ring; 1242 int i, j, err = 0; 1243 u32 new_rx_count, new_tx_count; 1244 1245 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) 1246 return -EINVAL; 1247 1248 new_tx_count = clamp_t(u32, ring->tx_pending, 1249 IXGBE_MIN_TXD, ixgbe_get_max_txd(adapter)); 1250 new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE); 1251 1252 new_rx_count = clamp_t(u32, ring->rx_pending, 1253 IXGBE_MIN_RXD, ixgbe_get_max_rxd(adapter)); 1254 new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE); 1255 1256 if ((new_tx_count == adapter->tx_ring_count) && 1257 (new_rx_count == adapter->rx_ring_count)) { 1258 /* nothing to do */ 1259 return 0; 1260 } 1261 1262 while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) 1263 usleep_range(1000, 2000); 1264 1265 if (!netif_running(adapter->netdev)) { 1266 for (i = 0; i < adapter->num_tx_queues; i++) 1267 adapter->tx_ring[i]->count = new_tx_count; 1268 for (i = 0; i < adapter->num_xdp_queues; i++) 1269 adapter->xdp_ring[i]->count = new_tx_count; 1270 for (i = 0; i < adapter->num_rx_queues; i++) 1271 adapter->rx_ring[i]->count = new_rx_count; 1272 adapter->tx_ring_count = new_tx_count; 1273 adapter->xdp_ring_count = new_tx_count; 1274 adapter->rx_ring_count = new_rx_count; 1275 goto clear_reset; 1276 } 1277 1278 /* allocate temporary buffer to store rings in */ 1279 i = max_t(int, adapter->num_tx_queues + adapter->num_xdp_queues, 1280 adapter->num_rx_queues); 1281 temp_ring = vmalloc(array_size(i, sizeof(struct ixgbe_ring))); 1282 1283 if (!temp_ring) { 1284 err = -ENOMEM; 1285 goto clear_reset; 1286 } 1287 1288 ixgbe_down(adapter); 1289 1290 /* 1291 * Setup new Tx resources and free the old Tx resources in that order. 1292 * We can then assign the new resources to the rings via a memcpy. 1293 * The advantage to this approach is that we are guaranteed to still 1294 * have resources even in the case of an allocation failure. 1295 */ 1296 if (new_tx_count != adapter->tx_ring_count) { 1297 for (i = 0; i < adapter->num_tx_queues; i++) { 1298 memcpy(&temp_ring[i], adapter->tx_ring[i], 1299 sizeof(struct ixgbe_ring)); 1300 1301 temp_ring[i].count = new_tx_count; 1302 err = ixgbe_setup_tx_resources(&temp_ring[i]); 1303 if (err) { 1304 while (i) { 1305 i--; 1306 ixgbe_free_tx_resources(&temp_ring[i]); 1307 } 1308 goto err_setup; 1309 } 1310 } 1311 1312 for (j = 0; j < adapter->num_xdp_queues; j++, i++) { 1313 memcpy(&temp_ring[i], adapter->xdp_ring[j], 1314 sizeof(struct ixgbe_ring)); 1315 1316 temp_ring[i].count = new_tx_count; 1317 err = ixgbe_setup_tx_resources(&temp_ring[i]); 1318 if (err) { 1319 while (i) { 1320 i--; 1321 ixgbe_free_tx_resources(&temp_ring[i]); 1322 } 1323 goto err_setup; 1324 } 1325 } 1326 1327 for (i = 0; i < adapter->num_tx_queues; i++) { 1328 ixgbe_free_tx_resources(adapter->tx_ring[i]); 1329 1330 memcpy(adapter->tx_ring[i], &temp_ring[i], 1331 sizeof(struct ixgbe_ring)); 1332 } 1333 for (j = 0; j < adapter->num_xdp_queues; j++, i++) { 1334 ixgbe_free_tx_resources(adapter->xdp_ring[j]); 1335 1336 memcpy(adapter->xdp_ring[j], &temp_ring[i], 1337 sizeof(struct ixgbe_ring)); 1338 } 1339 1340 adapter->tx_ring_count = new_tx_count; 1341 } 1342 1343 /* Repeat the process for the Rx rings if needed */ 1344 if (new_rx_count != adapter->rx_ring_count) { 1345 for (i = 0; i < adapter->num_rx_queues; i++) { 1346 memcpy(&temp_ring[i], adapter->rx_ring[i], 1347 sizeof(struct ixgbe_ring)); 1348 1349 /* Clear copied XDP RX-queue info */ 1350 memset(&temp_ring[i].xdp_rxq, 0, 1351 sizeof(temp_ring[i].xdp_rxq)); 1352 1353 temp_ring[i].count = new_rx_count; 1354 err = ixgbe_setup_rx_resources(adapter, &temp_ring[i]); 1355 if (err) { 1356 while (i) { 1357 i--; 1358 ixgbe_free_rx_resources(&temp_ring[i]); 1359 } 1360 goto err_setup; 1361 } 1362 1363 } 1364 1365 for (i = 0; i < adapter->num_rx_queues; i++) { 1366 ixgbe_free_rx_resources(adapter->rx_ring[i]); 1367 1368 memcpy(adapter->rx_ring[i], &temp_ring[i], 1369 sizeof(struct ixgbe_ring)); 1370 } 1371 1372 adapter->rx_ring_count = new_rx_count; 1373 } 1374 1375 err_setup: 1376 ixgbe_up(adapter); 1377 vfree(temp_ring); 1378 clear_reset: 1379 clear_bit(__IXGBE_RESETTING, &adapter->state); 1380 return err; 1381 } 1382 1383 static int ixgbe_get_sset_count(struct net_device *netdev, int sset) 1384 { 1385 switch (sset) { 1386 case ETH_SS_TEST: 1387 return IXGBE_TEST_LEN; 1388 case ETH_SS_STATS: 1389 return IXGBE_STATS_LEN; 1390 case ETH_SS_PRIV_FLAGS: 1391 return IXGBE_PRIV_FLAGS_STR_LEN; 1392 default: 1393 return -EOPNOTSUPP; 1394 } 1395 } 1396 1397 static void ixgbe_get_ethtool_stats(struct net_device *netdev, 1398 struct ethtool_stats *stats, u64 *data) 1399 { 1400 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1401 struct rtnl_link_stats64 temp; 1402 const struct rtnl_link_stats64 *net_stats; 1403 unsigned int start; 1404 struct ixgbe_ring *ring; 1405 int i, j; 1406 char *p = NULL; 1407 1408 ixgbe_update_stats(adapter); 1409 net_stats = dev_get_stats(netdev, &temp); 1410 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { 1411 switch (ixgbe_gstrings_stats[i].type) { 1412 case NETDEV_STATS: 1413 p = (char *) net_stats + 1414 ixgbe_gstrings_stats[i].stat_offset; 1415 break; 1416 case IXGBE_STATS: 1417 p = (char *) adapter + 1418 ixgbe_gstrings_stats[i].stat_offset; 1419 break; 1420 default: 1421 data[i] = 0; 1422 continue; 1423 } 1424 1425 data[i] = (ixgbe_gstrings_stats[i].sizeof_stat == 1426 sizeof(u64)) ? *(u64 *)p : *(u32 *)p; 1427 } 1428 for (j = 0; j < netdev->num_tx_queues; j++) { 1429 ring = adapter->tx_ring[j]; 1430 if (!ring) { 1431 data[i] = 0; 1432 data[i+1] = 0; 1433 i += 2; 1434 continue; 1435 } 1436 1437 do { 1438 start = u64_stats_fetch_begin(&ring->syncp); 1439 data[i] = ring->stats.packets; 1440 data[i+1] = ring->stats.bytes; 1441 } while (u64_stats_fetch_retry(&ring->syncp, start)); 1442 i += 2; 1443 } 1444 for (j = 0; j < IXGBE_NUM_RX_QUEUES; j++) { 1445 ring = adapter->rx_ring[j]; 1446 if (!ring) { 1447 data[i] = 0; 1448 data[i+1] = 0; 1449 i += 2; 1450 continue; 1451 } 1452 1453 do { 1454 start = u64_stats_fetch_begin(&ring->syncp); 1455 data[i] = ring->stats.packets; 1456 data[i+1] = ring->stats.bytes; 1457 } while (u64_stats_fetch_retry(&ring->syncp, start)); 1458 i += 2; 1459 } 1460 1461 for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { 1462 data[i++] = adapter->stats.pxontxc[j]; 1463 data[i++] = adapter->stats.pxofftxc[j]; 1464 } 1465 for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { 1466 data[i++] = adapter->stats.pxonrxc[j]; 1467 data[i++] = adapter->stats.pxoffrxc[j]; 1468 } 1469 } 1470 1471 static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, 1472 u8 *data) 1473 { 1474 unsigned int i; 1475 u8 *p = data; 1476 1477 switch (stringset) { 1478 case ETH_SS_TEST: 1479 for (i = 0; i < IXGBE_TEST_LEN; i++) 1480 ethtool_puts(&p, ixgbe_gstrings_test[i]); 1481 break; 1482 case ETH_SS_STATS: 1483 for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) 1484 ethtool_puts(&p, ixgbe_gstrings_stats[i].stat_string); 1485 for (i = 0; i < netdev->num_tx_queues; i++) { 1486 ethtool_sprintf(&p, "tx_queue_%u_packets", i); 1487 ethtool_sprintf(&p, "tx_queue_%u_bytes", i); 1488 } 1489 for (i = 0; i < IXGBE_NUM_RX_QUEUES; i++) { 1490 ethtool_sprintf(&p, "rx_queue_%u_packets", i); 1491 ethtool_sprintf(&p, "rx_queue_%u_bytes", i); 1492 } 1493 for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { 1494 ethtool_sprintf(&p, "tx_pb_%u_pxon", i); 1495 ethtool_sprintf(&p, "tx_pb_%u_pxoff", i); 1496 } 1497 for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { 1498 ethtool_sprintf(&p, "rx_pb_%u_pxon", i); 1499 ethtool_sprintf(&p, "rx_pb_%u_pxoff", i); 1500 } 1501 /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */ 1502 break; 1503 case ETH_SS_PRIV_FLAGS: 1504 memcpy(data, ixgbe_priv_flags_strings, 1505 IXGBE_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN); 1506 } 1507 } 1508 1509 static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data) 1510 { 1511 struct ixgbe_hw *hw = &adapter->hw; 1512 bool link_up; 1513 u32 link_speed = 0; 1514 1515 if (ixgbe_removed(hw->hw_addr)) { 1516 *data = 1; 1517 return 1; 1518 } 1519 *data = 0; 1520 1521 hw->mac.ops.check_link(hw, &link_speed, &link_up, true); 1522 if (link_up) 1523 return *data; 1524 else 1525 *data = 1; 1526 return *data; 1527 } 1528 1529 /* ethtool register test data */ 1530 struct ixgbe_reg_test { 1531 u16 reg; 1532 u8 array_len; 1533 u8 test_type; 1534 u32 mask; 1535 u32 write; 1536 }; 1537 1538 /* In the hardware, registers are laid out either singly, in arrays 1539 * spaced 0x40 bytes apart, or in contiguous tables. We assume 1540 * most tests take place on arrays or single registers (handled 1541 * as a single-element array) and special-case the tables. 1542 * Table tests are always pattern tests. 1543 * 1544 * We also make provision for some required setup steps by specifying 1545 * registers to be written without any read-back testing. 1546 */ 1547 1548 #define PATTERN_TEST 1 1549 #define SET_READ_TEST 2 1550 #define WRITE_NO_TEST 3 1551 #define TABLE32_TEST 4 1552 #define TABLE64_TEST_LO 5 1553 #define TABLE64_TEST_HI 6 1554 1555 /* default 82599 register test */ 1556 static const struct ixgbe_reg_test reg_test_82599[] = { 1557 { IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, 1558 { IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, 1559 { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1560 { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, 1561 { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 }, 1562 { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1563 { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 1564 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, 1565 { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 1566 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, 1567 { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, 1568 { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1569 { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 1570 { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1571 { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 }, 1572 { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 }, 1573 { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, 1574 { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF }, 1575 { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1576 { .reg = 0 } 1577 }; 1578 1579 /* default 82598 register test */ 1580 static const struct ixgbe_reg_test reg_test_82598[] = { 1581 { IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, 1582 { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, 1583 { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1584 { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, 1585 { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 1586 { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1587 { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 1588 /* Enable all four RX queues before testing. */ 1589 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, 1590 /* RDH is read-only for 82598, only test RDT. */ 1591 { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, 1592 { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, 1593 { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, 1594 { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1595 { IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF }, 1596 { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, 1597 { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1598 { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, 1599 { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 }, 1600 { IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 }, 1601 { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, 1602 { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF }, 1603 { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, 1604 { .reg = 0 } 1605 }; 1606 1607 static bool reg_pattern_test(struct ixgbe_adapter *adapter, u64 *data, int reg, 1608 u32 mask, u32 write) 1609 { 1610 u32 pat, val, before; 1611 static const u32 test_pattern[] = { 1612 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; 1613 1614 if (ixgbe_removed(adapter->hw.hw_addr)) { 1615 *data = 1; 1616 return true; 1617 } 1618 for (pat = 0; pat < ARRAY_SIZE(test_pattern); pat++) { 1619 before = ixgbe_read_reg(&adapter->hw, reg); 1620 ixgbe_write_reg(&adapter->hw, reg, test_pattern[pat] & write); 1621 val = ixgbe_read_reg(&adapter->hw, reg); 1622 if (val != (test_pattern[pat] & write & mask)) { 1623 e_err(drv, "pattern test reg %04X failed: got 0x%08X expected 0x%08X\n", 1624 reg, val, (test_pattern[pat] & write & mask)); 1625 *data = reg; 1626 ixgbe_write_reg(&adapter->hw, reg, before); 1627 return true; 1628 } 1629 ixgbe_write_reg(&adapter->hw, reg, before); 1630 } 1631 return false; 1632 } 1633 1634 static bool reg_set_and_check(struct ixgbe_adapter *adapter, u64 *data, int reg, 1635 u32 mask, u32 write) 1636 { 1637 u32 val, before; 1638 1639 if (ixgbe_removed(adapter->hw.hw_addr)) { 1640 *data = 1; 1641 return true; 1642 } 1643 before = ixgbe_read_reg(&adapter->hw, reg); 1644 ixgbe_write_reg(&adapter->hw, reg, write & mask); 1645 val = ixgbe_read_reg(&adapter->hw, reg); 1646 if ((write & mask) != (val & mask)) { 1647 e_err(drv, "set/check reg %04X test failed: got 0x%08X expected 0x%08X\n", 1648 reg, (val & mask), (write & mask)); 1649 *data = reg; 1650 ixgbe_write_reg(&adapter->hw, reg, before); 1651 return true; 1652 } 1653 ixgbe_write_reg(&adapter->hw, reg, before); 1654 return false; 1655 } 1656 1657 static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data) 1658 { 1659 const struct ixgbe_reg_test *test; 1660 u32 value, before, after; 1661 u32 i, toggle; 1662 1663 if (ixgbe_removed(adapter->hw.hw_addr)) { 1664 e_err(drv, "Adapter removed - register test blocked\n"); 1665 *data = 1; 1666 return 1; 1667 } 1668 switch (adapter->hw.mac.type) { 1669 case ixgbe_mac_82598EB: 1670 toggle = 0x7FFFF3FF; 1671 test = reg_test_82598; 1672 break; 1673 case ixgbe_mac_82599EB: 1674 case ixgbe_mac_X540: 1675 case ixgbe_mac_X550: 1676 case ixgbe_mac_X550EM_x: 1677 case ixgbe_mac_x550em_a: 1678 case ixgbe_mac_e610: 1679 toggle = 0x7FFFF30F; 1680 test = reg_test_82599; 1681 break; 1682 default: 1683 *data = 1; 1684 return 1; 1685 } 1686 1687 /* 1688 * Because the status register is such a special case, 1689 * we handle it separately from the rest of the register 1690 * tests. Some bits are read-only, some toggle, and some 1691 * are writeable on newer MACs. 1692 */ 1693 before = ixgbe_read_reg(&adapter->hw, IXGBE_STATUS); 1694 value = (ixgbe_read_reg(&adapter->hw, IXGBE_STATUS) & toggle); 1695 ixgbe_write_reg(&adapter->hw, IXGBE_STATUS, toggle); 1696 after = ixgbe_read_reg(&adapter->hw, IXGBE_STATUS) & toggle; 1697 if (value != after) { 1698 e_err(drv, "failed STATUS register test got: 0x%08X expected: 0x%08X\n", 1699 after, value); 1700 *data = 1; 1701 return 1; 1702 } 1703 /* restore previous status */ 1704 ixgbe_write_reg(&adapter->hw, IXGBE_STATUS, before); 1705 1706 /* 1707 * Perform the remainder of the register test, looping through 1708 * the test table until we either fail or reach the null entry. 1709 */ 1710 while (test->reg) { 1711 for (i = 0; i < test->array_len; i++) { 1712 bool b = false; 1713 1714 switch (test->test_type) { 1715 case PATTERN_TEST: 1716 b = reg_pattern_test(adapter, data, 1717 test->reg + (i * 0x40), 1718 test->mask, 1719 test->write); 1720 break; 1721 case SET_READ_TEST: 1722 b = reg_set_and_check(adapter, data, 1723 test->reg + (i * 0x40), 1724 test->mask, 1725 test->write); 1726 break; 1727 case WRITE_NO_TEST: 1728 ixgbe_write_reg(&adapter->hw, 1729 test->reg + (i * 0x40), 1730 test->write); 1731 break; 1732 case TABLE32_TEST: 1733 b = reg_pattern_test(adapter, data, 1734 test->reg + (i * 4), 1735 test->mask, 1736 test->write); 1737 break; 1738 case TABLE64_TEST_LO: 1739 b = reg_pattern_test(adapter, data, 1740 test->reg + (i * 8), 1741 test->mask, 1742 test->write); 1743 break; 1744 case TABLE64_TEST_HI: 1745 b = reg_pattern_test(adapter, data, 1746 (test->reg + 4) + (i * 8), 1747 test->mask, 1748 test->write); 1749 break; 1750 } 1751 if (b) 1752 return 1; 1753 } 1754 test++; 1755 } 1756 1757 *data = 0; 1758 return 0; 1759 } 1760 1761 static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data) 1762 { 1763 struct ixgbe_hw *hw = &adapter->hw; 1764 if (hw->eeprom.ops.validate_checksum(hw, NULL)) 1765 *data = 1; 1766 else 1767 *data = 0; 1768 return *data; 1769 } 1770 1771 static irqreturn_t ixgbe_test_intr(int irq, void *data) 1772 { 1773 struct net_device *netdev = (struct net_device *) data; 1774 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 1775 1776 adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR); 1777 1778 return IRQ_HANDLED; 1779 } 1780 1781 static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data) 1782 { 1783 struct net_device *netdev = adapter->netdev; 1784 u32 mask, i = 0, shared_int = true; 1785 u32 irq = adapter->pdev->irq; 1786 1787 *data = 0; 1788 1789 /* Hook up test interrupt handler just for this test */ 1790 if (adapter->msix_entries) { 1791 /* NOTE: we don't test MSI-X interrupts here, yet */ 1792 return 0; 1793 } else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) { 1794 shared_int = false; 1795 if (request_irq(irq, ixgbe_test_intr, 0, netdev->name, 1796 netdev)) { 1797 *data = 1; 1798 return -1; 1799 } 1800 } else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED, 1801 netdev->name, netdev)) { 1802 shared_int = false; 1803 } else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED, 1804 netdev->name, netdev)) { 1805 *data = 1; 1806 return -1; 1807 } 1808 e_info(hw, "testing %s interrupt\n", shared_int ? 1809 "shared" : "unshared"); 1810 1811 /* Disable all the interrupts */ 1812 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); 1813 IXGBE_WRITE_FLUSH(&adapter->hw); 1814 usleep_range(10000, 20000); 1815 1816 /* Test each interrupt */ 1817 for (; i < 10; i++) { 1818 /* Interrupt to test */ 1819 mask = BIT(i); 1820 1821 if (!shared_int) { 1822 /* 1823 * Disable the interrupts to be reported in 1824 * the cause register and then force the same 1825 * interrupt and see if one gets posted. If 1826 * an interrupt was posted to the bus, the 1827 * test failed. 1828 */ 1829 adapter->test_icr = 0; 1830 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 1831 ~mask & 0x00007FFF); 1832 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, 1833 ~mask & 0x00007FFF); 1834 IXGBE_WRITE_FLUSH(&adapter->hw); 1835 usleep_range(10000, 20000); 1836 1837 if (adapter->test_icr & mask) { 1838 *data = 3; 1839 break; 1840 } 1841 } 1842 1843 /* 1844 * Enable the interrupt to be reported in the cause 1845 * register and then force the same interrupt and see 1846 * if one gets posted. If an interrupt was not posted 1847 * to the bus, the test failed. 1848 */ 1849 adapter->test_icr = 0; 1850 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask); 1851 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask); 1852 IXGBE_WRITE_FLUSH(&adapter->hw); 1853 usleep_range(10000, 20000); 1854 1855 if (!(adapter->test_icr & mask)) { 1856 *data = 4; 1857 break; 1858 } 1859 1860 if (!shared_int) { 1861 /* 1862 * Disable the other interrupts to be reported in 1863 * the cause register and then force the other 1864 * interrupts and see if any get posted. If 1865 * an interrupt was posted to the bus, the 1866 * test failed. 1867 */ 1868 adapter->test_icr = 0; 1869 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 1870 ~mask & 0x00007FFF); 1871 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, 1872 ~mask & 0x00007FFF); 1873 IXGBE_WRITE_FLUSH(&adapter->hw); 1874 usleep_range(10000, 20000); 1875 1876 if (adapter->test_icr) { 1877 *data = 5; 1878 break; 1879 } 1880 } 1881 } 1882 1883 /* Disable all the interrupts */ 1884 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); 1885 IXGBE_WRITE_FLUSH(&adapter->hw); 1886 usleep_range(10000, 20000); 1887 1888 /* Unhook test interrupt handler */ 1889 free_irq(irq, netdev); 1890 1891 return *data; 1892 } 1893 1894 static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter) 1895 { 1896 /* Shut down the DMA engines now so they can be reinitialized later, 1897 * since the test rings and normally used rings should overlap on 1898 * queue 0 we can just use the standard disable Rx/Tx calls and they 1899 * will take care of disabling the test rings for us. 1900 */ 1901 1902 /* first Rx */ 1903 ixgbe_disable_rx(adapter); 1904 1905 /* now Tx */ 1906 ixgbe_disable_tx(adapter); 1907 1908 ixgbe_reset(adapter); 1909 1910 ixgbe_free_tx_resources(&adapter->test_tx_ring); 1911 ixgbe_free_rx_resources(&adapter->test_rx_ring); 1912 } 1913 1914 static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) 1915 { 1916 struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; 1917 struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; 1918 struct ixgbe_hw *hw = &adapter->hw; 1919 u32 rctl, reg_data; 1920 int ret_val; 1921 int err; 1922 1923 /* Setup Tx descriptor ring and Tx buffers */ 1924 tx_ring->count = IXGBE_DEFAULT_TXD; 1925 tx_ring->queue_index = 0; 1926 tx_ring->dev = &adapter->pdev->dev; 1927 tx_ring->netdev = adapter->netdev; 1928 tx_ring->reg_idx = adapter->tx_ring[0]->reg_idx; 1929 1930 err = ixgbe_setup_tx_resources(tx_ring); 1931 if (err) 1932 return 1; 1933 1934 switch (adapter->hw.mac.type) { 1935 case ixgbe_mac_82599EB: 1936 case ixgbe_mac_X540: 1937 case ixgbe_mac_X550: 1938 case ixgbe_mac_X550EM_x: 1939 case ixgbe_mac_x550em_a: 1940 case ixgbe_mac_e610: 1941 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL); 1942 reg_data |= IXGBE_DMATXCTL_TE; 1943 IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data); 1944 break; 1945 default: 1946 break; 1947 } 1948 1949 ixgbe_configure_tx_ring(adapter, tx_ring); 1950 1951 /* Setup Rx Descriptor ring and Rx buffers */ 1952 rx_ring->count = IXGBE_DEFAULT_RXD; 1953 rx_ring->queue_index = 0; 1954 rx_ring->dev = &adapter->pdev->dev; 1955 rx_ring->netdev = adapter->netdev; 1956 rx_ring->reg_idx = adapter->rx_ring[0]->reg_idx; 1957 1958 err = ixgbe_setup_rx_resources(adapter, rx_ring); 1959 if (err) { 1960 ret_val = 4; 1961 goto err_nomem; 1962 } 1963 1964 hw->mac.ops.disable_rx(hw); 1965 1966 ixgbe_configure_rx_ring(adapter, rx_ring); 1967 1968 rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL); 1969 rctl |= IXGBE_RXCTRL_DMBYPS; 1970 IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl); 1971 1972 hw->mac.ops.enable_rx(hw); 1973 1974 return 0; 1975 1976 err_nomem: 1977 ixgbe_free_desc_rings(adapter); 1978 return ret_val; 1979 } 1980 1981 static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter) 1982 { 1983 struct ixgbe_hw *hw = &adapter->hw; 1984 u32 reg_data; 1985 1986 1987 /* Setup MAC loopback */ 1988 reg_data = IXGBE_READ_REG(hw, IXGBE_HLREG0); 1989 reg_data |= IXGBE_HLREG0_LPBK; 1990 IXGBE_WRITE_REG(hw, IXGBE_HLREG0, reg_data); 1991 1992 reg_data = IXGBE_READ_REG(hw, IXGBE_FCTRL); 1993 reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE; 1994 IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg_data); 1995 1996 /* X540 and X550 needs to set the MACC.FLU bit to force link up */ 1997 switch (adapter->hw.mac.type) { 1998 case ixgbe_mac_X540: 1999 case ixgbe_mac_X550: 2000 case ixgbe_mac_X550EM_x: 2001 case ixgbe_mac_x550em_a: 2002 case ixgbe_mac_e610: 2003 reg_data = IXGBE_READ_REG(hw, IXGBE_MACC); 2004 reg_data |= IXGBE_MACC_FLU; 2005 IXGBE_WRITE_REG(hw, IXGBE_MACC, reg_data); 2006 break; 2007 default: 2008 if (hw->mac.orig_autoc) { 2009 reg_data = hw->mac.orig_autoc | IXGBE_AUTOC_FLU; 2010 IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_data); 2011 } else { 2012 return 10; 2013 } 2014 } 2015 IXGBE_WRITE_FLUSH(hw); 2016 usleep_range(10000, 20000); 2017 2018 /* Disable Atlas Tx lanes; re-enabled in reset path */ 2019 if (hw->mac.type == ixgbe_mac_82598EB) { 2020 u8 atlas; 2021 2022 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas); 2023 atlas |= IXGBE_ATLAS_PDN_TX_REG_EN; 2024 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas); 2025 2026 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas); 2027 atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL; 2028 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas); 2029 2030 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas); 2031 atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL; 2032 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas); 2033 2034 hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas); 2035 atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL; 2036 hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas); 2037 } 2038 2039 return 0; 2040 } 2041 2042 static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter) 2043 { 2044 u32 reg_data; 2045 2046 reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0); 2047 reg_data &= ~IXGBE_HLREG0_LPBK; 2048 IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data); 2049 } 2050 2051 static void ixgbe_create_lbtest_frame(struct sk_buff *skb, 2052 unsigned int frame_size) 2053 { 2054 memset(skb->data, 0xFF, frame_size); 2055 frame_size >>= 1; 2056 memset(&skb->data[frame_size], 0xAA, frame_size / 2 - 1); 2057 skb->data[frame_size + 10] = 0xBE; 2058 skb->data[frame_size + 12] = 0xAF; 2059 } 2060 2061 static bool ixgbe_check_lbtest_frame(struct ixgbe_rx_buffer *rx_buffer, 2062 unsigned int frame_size) 2063 { 2064 unsigned char *data; 2065 2066 frame_size >>= 1; 2067 2068 data = page_address(rx_buffer->page) + rx_buffer->page_offset; 2069 2070 return data[3] == 0xFF && data[frame_size + 10] == 0xBE && 2071 data[frame_size + 12] == 0xAF; 2072 } 2073 2074 static u16 ixgbe_clean_test_rings(struct ixgbe_ring *rx_ring, 2075 struct ixgbe_ring *tx_ring, 2076 unsigned int size) 2077 { 2078 union ixgbe_adv_rx_desc *rx_desc; 2079 u16 rx_ntc, tx_ntc, count = 0; 2080 2081 /* initialize next to clean and descriptor values */ 2082 rx_ntc = rx_ring->next_to_clean; 2083 tx_ntc = tx_ring->next_to_clean; 2084 rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); 2085 2086 while (tx_ntc != tx_ring->next_to_use) { 2087 union ixgbe_adv_tx_desc *tx_desc; 2088 struct ixgbe_tx_buffer *tx_buffer; 2089 2090 tx_desc = IXGBE_TX_DESC(tx_ring, tx_ntc); 2091 2092 /* if DD is not set transmit has not completed */ 2093 if (!(tx_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD))) 2094 return count; 2095 2096 /* unmap buffer on Tx side */ 2097 tx_buffer = &tx_ring->tx_buffer_info[tx_ntc]; 2098 2099 /* Free all the Tx ring sk_buffs */ 2100 dev_kfree_skb_any(tx_buffer->skb); 2101 2102 /* unmap skb header data */ 2103 dma_unmap_single(tx_ring->dev, 2104 dma_unmap_addr(tx_buffer, dma), 2105 dma_unmap_len(tx_buffer, len), 2106 DMA_TO_DEVICE); 2107 dma_unmap_len_set(tx_buffer, len, 0); 2108 2109 /* increment Tx next to clean counter */ 2110 tx_ntc++; 2111 if (tx_ntc == tx_ring->count) 2112 tx_ntc = 0; 2113 } 2114 2115 while (rx_desc->wb.upper.length) { 2116 struct ixgbe_rx_buffer *rx_buffer; 2117 2118 /* check Rx buffer */ 2119 rx_buffer = &rx_ring->rx_buffer_info[rx_ntc]; 2120 2121 /* sync Rx buffer for CPU read */ 2122 dma_sync_single_for_cpu(rx_ring->dev, 2123 rx_buffer->dma, 2124 ixgbe_rx_bufsz(rx_ring), 2125 DMA_FROM_DEVICE); 2126 2127 /* verify contents of skb */ 2128 if (ixgbe_check_lbtest_frame(rx_buffer, size)) 2129 count++; 2130 else 2131 break; 2132 2133 /* sync Rx buffer for device write */ 2134 dma_sync_single_for_device(rx_ring->dev, 2135 rx_buffer->dma, 2136 ixgbe_rx_bufsz(rx_ring), 2137 DMA_FROM_DEVICE); 2138 2139 /* increment Rx next to clean counter */ 2140 rx_ntc++; 2141 if (rx_ntc == rx_ring->count) 2142 rx_ntc = 0; 2143 2144 /* fetch next descriptor */ 2145 rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); 2146 } 2147 2148 netdev_tx_reset_queue(txring_txq(tx_ring)); 2149 2150 /* re-map buffers to ring, store next to clean values */ 2151 ixgbe_alloc_rx_buffers(rx_ring, count); 2152 rx_ring->next_to_clean = rx_ntc; 2153 tx_ring->next_to_clean = tx_ntc; 2154 2155 return count; 2156 } 2157 2158 static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter) 2159 { 2160 struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; 2161 struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; 2162 int i, j, lc, good_cnt, ret_val = 0; 2163 unsigned int size = 1024; 2164 netdev_tx_t tx_ret_val; 2165 struct sk_buff *skb; 2166 u32 flags_orig = adapter->flags; 2167 2168 /* DCB can modify the frames on Tx */ 2169 adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED; 2170 2171 /* allocate test skb */ 2172 skb = alloc_skb(size, GFP_KERNEL); 2173 if (!skb) 2174 return 11; 2175 2176 /* place data into test skb */ 2177 ixgbe_create_lbtest_frame(skb, size); 2178 skb_put(skb, size); 2179 2180 /* 2181 * Calculate the loop count based on the largest descriptor ring 2182 * The idea is to wrap the largest ring a number of times using 64 2183 * send/receive pairs during each loop 2184 */ 2185 2186 if (rx_ring->count <= tx_ring->count) 2187 lc = ((tx_ring->count / 64) * 2) + 1; 2188 else 2189 lc = ((rx_ring->count / 64) * 2) + 1; 2190 2191 for (j = 0; j <= lc; j++) { 2192 /* reset count of good packets */ 2193 good_cnt = 0; 2194 2195 /* place 64 packets on the transmit queue*/ 2196 for (i = 0; i < 64; i++) { 2197 skb_get(skb); 2198 tx_ret_val = ixgbe_xmit_frame_ring(skb, 2199 adapter, 2200 tx_ring); 2201 if (tx_ret_val == NETDEV_TX_OK) 2202 good_cnt++; 2203 } 2204 2205 if (good_cnt != 64) { 2206 ret_val = 12; 2207 break; 2208 } 2209 2210 /* allow 200 milliseconds for packets to go from Tx to Rx */ 2211 msleep(200); 2212 2213 good_cnt = ixgbe_clean_test_rings(rx_ring, tx_ring, size); 2214 if (good_cnt != 64) { 2215 ret_val = 13; 2216 break; 2217 } 2218 } 2219 2220 /* free the original skb */ 2221 kfree_skb(skb); 2222 adapter->flags = flags_orig; 2223 2224 return ret_val; 2225 } 2226 2227 static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data) 2228 { 2229 *data = ixgbe_setup_desc_rings(adapter); 2230 if (*data) 2231 goto out; 2232 *data = ixgbe_setup_loopback_test(adapter); 2233 if (*data) 2234 goto err_loopback; 2235 *data = ixgbe_run_loopback_test(adapter); 2236 ixgbe_loopback_cleanup(adapter); 2237 2238 err_loopback: 2239 ixgbe_free_desc_rings(adapter); 2240 out: 2241 return *data; 2242 } 2243 2244 static void ixgbe_diag_test(struct net_device *netdev, 2245 struct ethtool_test *eth_test, u64 *data) 2246 { 2247 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2248 bool if_running = netif_running(netdev); 2249 2250 if (ixgbe_removed(adapter->hw.hw_addr)) { 2251 e_err(hw, "Adapter removed - test blocked\n"); 2252 data[0] = 1; 2253 data[1] = 1; 2254 data[2] = 1; 2255 data[3] = 1; 2256 data[4] = 1; 2257 eth_test->flags |= ETH_TEST_FL_FAILED; 2258 return; 2259 } 2260 set_bit(__IXGBE_TESTING, &adapter->state); 2261 if (eth_test->flags == ETH_TEST_FL_OFFLINE) { 2262 struct ixgbe_hw *hw = &adapter->hw; 2263 2264 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { 2265 int i; 2266 for (i = 0; i < adapter->num_vfs; i++) { 2267 if (adapter->vfinfo[i].clear_to_send) { 2268 netdev_warn(netdev, "offline diagnostic is not supported when VFs are present\n"); 2269 data[0] = 1; 2270 data[1] = 1; 2271 data[2] = 1; 2272 data[3] = 1; 2273 data[4] = 1; 2274 eth_test->flags |= ETH_TEST_FL_FAILED; 2275 clear_bit(__IXGBE_TESTING, 2276 &adapter->state); 2277 return; 2278 } 2279 } 2280 } 2281 2282 /* Offline tests */ 2283 e_info(hw, "offline testing starting\n"); 2284 2285 /* Link test performed before hardware reset so autoneg doesn't 2286 * interfere with test result 2287 */ 2288 if (ixgbe_link_test(adapter, &data[4])) 2289 eth_test->flags |= ETH_TEST_FL_FAILED; 2290 2291 if (if_running) 2292 /* indicate we're in test mode */ 2293 ixgbe_close(netdev); 2294 else 2295 ixgbe_reset(adapter); 2296 2297 e_info(hw, "register testing starting\n"); 2298 if (ixgbe_reg_test(adapter, &data[0])) 2299 eth_test->flags |= ETH_TEST_FL_FAILED; 2300 2301 ixgbe_reset(adapter); 2302 e_info(hw, "eeprom testing starting\n"); 2303 if (ixgbe_eeprom_test(adapter, &data[1])) 2304 eth_test->flags |= ETH_TEST_FL_FAILED; 2305 2306 ixgbe_reset(adapter); 2307 e_info(hw, "interrupt testing starting\n"); 2308 if (ixgbe_intr_test(adapter, &data[2])) 2309 eth_test->flags |= ETH_TEST_FL_FAILED; 2310 2311 /* If SRIOV or VMDq is enabled then skip MAC 2312 * loopback diagnostic. */ 2313 if (adapter->flags & (IXGBE_FLAG_SRIOV_ENABLED | 2314 IXGBE_FLAG_VMDQ_ENABLED)) { 2315 e_info(hw, "Skip MAC loopback diagnostic in VT mode\n"); 2316 data[3] = 0; 2317 goto skip_loopback; 2318 } 2319 2320 ixgbe_reset(adapter); 2321 e_info(hw, "loopback testing starting\n"); 2322 if (ixgbe_loopback_test(adapter, &data[3])) 2323 eth_test->flags |= ETH_TEST_FL_FAILED; 2324 2325 skip_loopback: 2326 ixgbe_reset(adapter); 2327 2328 /* clear testing bit and return adapter to previous state */ 2329 clear_bit(__IXGBE_TESTING, &adapter->state); 2330 if (if_running) 2331 ixgbe_open(netdev); 2332 else if (hw->mac.ops.disable_tx_laser) 2333 hw->mac.ops.disable_tx_laser(hw); 2334 } else { 2335 e_info(hw, "online testing starting\n"); 2336 2337 /* Online tests */ 2338 if (ixgbe_link_test(adapter, &data[4])) 2339 eth_test->flags |= ETH_TEST_FL_FAILED; 2340 2341 /* Offline tests aren't run; pass by default */ 2342 data[0] = 0; 2343 data[1] = 0; 2344 data[2] = 0; 2345 data[3] = 0; 2346 2347 clear_bit(__IXGBE_TESTING, &adapter->state); 2348 } 2349 } 2350 2351 static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter, 2352 struct ethtool_wolinfo *wol) 2353 { 2354 struct ixgbe_hw *hw = &adapter->hw; 2355 int retval = 0; 2356 2357 /* WOL not supported for all devices */ 2358 if (!ixgbe_wol_supported(adapter, hw->device_id, 2359 hw->subsystem_device_id)) { 2360 retval = 1; 2361 wol->supported = 0; 2362 } 2363 2364 return retval; 2365 } 2366 2367 static void ixgbe_get_wol(struct net_device *netdev, 2368 struct ethtool_wolinfo *wol) 2369 { 2370 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2371 2372 wol->supported = WAKE_UCAST | WAKE_MCAST | 2373 WAKE_BCAST | WAKE_MAGIC; 2374 wol->wolopts = 0; 2375 2376 if (ixgbe_wol_exclusion(adapter, wol) || 2377 !device_can_wakeup(&adapter->pdev->dev)) 2378 return; 2379 2380 if (adapter->wol & IXGBE_WUFC_EX) 2381 wol->wolopts |= WAKE_UCAST; 2382 if (adapter->wol & IXGBE_WUFC_MC) 2383 wol->wolopts |= WAKE_MCAST; 2384 if (adapter->wol & IXGBE_WUFC_BC) 2385 wol->wolopts |= WAKE_BCAST; 2386 if (adapter->wol & IXGBE_WUFC_MAG) 2387 wol->wolopts |= WAKE_MAGIC; 2388 } 2389 2390 static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) 2391 { 2392 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2393 2394 if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE | 2395 WAKE_FILTER)) 2396 return -EOPNOTSUPP; 2397 2398 if (ixgbe_wol_exclusion(adapter, wol)) 2399 return wol->wolopts ? -EOPNOTSUPP : 0; 2400 2401 adapter->wol = 0; 2402 2403 if (wol->wolopts & WAKE_UCAST) 2404 adapter->wol |= IXGBE_WUFC_EX; 2405 if (wol->wolopts & WAKE_MCAST) 2406 adapter->wol |= IXGBE_WUFC_MC; 2407 if (wol->wolopts & WAKE_BCAST) 2408 adapter->wol |= IXGBE_WUFC_BC; 2409 if (wol->wolopts & WAKE_MAGIC) 2410 adapter->wol |= IXGBE_WUFC_MAG; 2411 2412 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); 2413 2414 return 0; 2415 } 2416 2417 static int ixgbe_set_wol_acpi(struct net_device *netdev, 2418 struct ethtool_wolinfo *wol) 2419 { 2420 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2421 struct ixgbe_hw *hw = &adapter->hw; 2422 u32 grc; 2423 2424 if (ixgbe_wol_exclusion(adapter, wol)) 2425 return wol->wolopts ? -EOPNOTSUPP : 0; 2426 2427 /* disable APM wakeup */ 2428 grc = IXGBE_READ_REG(hw, IXGBE_GRC_X550EM_a); 2429 grc &= ~IXGBE_GRC_APME; 2430 IXGBE_WRITE_REG(hw, IXGBE_GRC_X550EM_a, grc); 2431 2432 /* erase existing filters */ 2433 IXGBE_WRITE_REG(hw, IXGBE_WUFC, 0); 2434 adapter->wol = 0; 2435 2436 if (wol->wolopts & WAKE_UCAST) 2437 adapter->wol |= IXGBE_WUFC_EX; 2438 if (wol->wolopts & WAKE_MCAST) 2439 adapter->wol |= IXGBE_WUFC_MC; 2440 if (wol->wolopts & WAKE_BCAST) 2441 adapter->wol |= IXGBE_WUFC_BC; 2442 2443 IXGBE_WRITE_REG(hw, IXGBE_WUC, IXGBE_WUC_PME_EN); 2444 IXGBE_WRITE_REG(hw, IXGBE_WUFC, adapter->wol); 2445 2446 hw->wol_enabled = adapter->wol; 2447 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); 2448 2449 return 0; 2450 } 2451 2452 static int ixgbe_set_wol_e610(struct net_device *netdev, 2453 struct ethtool_wolinfo *wol) 2454 { 2455 if (wol->wolopts & (WAKE_UCAST | WAKE_MCAST | WAKE_BCAST)) 2456 return ixgbe_set_wol_acpi(netdev, wol); 2457 else 2458 return ixgbe_set_wol(netdev, wol); 2459 } 2460 2461 static int ixgbe_nway_reset(struct net_device *netdev) 2462 { 2463 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2464 2465 if (netif_running(netdev)) 2466 ixgbe_reinit_locked(adapter); 2467 2468 return 0; 2469 } 2470 2471 static int ixgbe_set_phys_id(struct net_device *netdev, 2472 enum ethtool_phys_id_state state) 2473 { 2474 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2475 struct ixgbe_hw *hw = &adapter->hw; 2476 2477 if (!hw->mac.ops.led_on || !hw->mac.ops.led_off) 2478 return -EOPNOTSUPP; 2479 2480 switch (state) { 2481 case ETHTOOL_ID_ACTIVE: 2482 adapter->led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); 2483 return 2; 2484 2485 case ETHTOOL_ID_ON: 2486 hw->mac.ops.led_on(hw, hw->mac.led_link_act); 2487 break; 2488 2489 case ETHTOOL_ID_OFF: 2490 hw->mac.ops.led_off(hw, hw->mac.led_link_act); 2491 break; 2492 2493 case ETHTOOL_ID_INACTIVE: 2494 /* Restore LED settings */ 2495 IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, adapter->led_reg); 2496 break; 2497 } 2498 2499 return 0; 2500 } 2501 2502 static int ixgbe_set_phys_id_e610(struct net_device *netdev, 2503 enum ethtool_phys_id_state state) 2504 { 2505 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2506 bool led_active; 2507 2508 switch (state) { 2509 case ETHTOOL_ID_ACTIVE: 2510 led_active = true; 2511 break; 2512 case ETHTOOL_ID_INACTIVE: 2513 led_active = false; 2514 break; 2515 default: 2516 return -EOPNOTSUPP; 2517 } 2518 2519 return ixgbe_aci_set_port_id_led(&adapter->hw, !led_active); 2520 } 2521 2522 static int ixgbe_get_coalesce(struct net_device *netdev, 2523 struct ethtool_coalesce *ec, 2524 struct kernel_ethtool_coalesce *kernel_coal, 2525 struct netlink_ext_ack *extack) 2526 { 2527 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2528 2529 /* only valid if in constant ITR mode */ 2530 if (adapter->rx_itr_setting <= 1) 2531 ec->rx_coalesce_usecs = adapter->rx_itr_setting; 2532 else 2533 ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; 2534 2535 /* if in mixed tx/rx queues per vector mode, report only rx settings */ 2536 if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) 2537 return 0; 2538 2539 /* only valid if in constant ITR mode */ 2540 if (adapter->tx_itr_setting <= 1) 2541 ec->tx_coalesce_usecs = adapter->tx_itr_setting; 2542 else 2543 ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; 2544 2545 return 0; 2546 } 2547 2548 /* 2549 * this function must be called before setting the new value of 2550 * rx_itr_setting 2551 */ 2552 static bool ixgbe_update_rsc(struct ixgbe_adapter *adapter) 2553 { 2554 struct net_device *netdev = adapter->netdev; 2555 2556 /* nothing to do if LRO or RSC are not enabled */ 2557 if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) || 2558 !(netdev->features & NETIF_F_LRO)) 2559 return false; 2560 2561 /* check the feature flag value and enable RSC if necessary */ 2562 if (adapter->rx_itr_setting == 1 || 2563 adapter->rx_itr_setting > IXGBE_MIN_RSC_ITR) { 2564 if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) { 2565 adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED; 2566 e_info(probe, "rx-usecs value high enough to re-enable RSC\n"); 2567 return true; 2568 } 2569 /* if interrupt rate is too high then disable RSC */ 2570 } else if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) { 2571 adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED; 2572 e_info(probe, "rx-usecs set too low, disabling RSC\n"); 2573 return true; 2574 } 2575 return false; 2576 } 2577 2578 static int ixgbe_set_coalesce(struct net_device *netdev, 2579 struct ethtool_coalesce *ec, 2580 struct kernel_ethtool_coalesce *kernel_coal, 2581 struct netlink_ext_ack *extack) 2582 { 2583 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 2584 struct ixgbe_q_vector *q_vector; 2585 int i; 2586 u16 tx_itr_param, rx_itr_param, tx_itr_prev; 2587 bool need_reset = false; 2588 2589 if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) { 2590 /* reject Tx specific changes in case of mixed RxTx vectors */ 2591 if (ec->tx_coalesce_usecs) 2592 return -EINVAL; 2593 tx_itr_prev = adapter->rx_itr_setting; 2594 } else { 2595 tx_itr_prev = adapter->tx_itr_setting; 2596 } 2597 2598 if ((ec->rx_coalesce_usecs > (IXGBE_MAX_EITR >> 2)) || 2599 (ec->tx_coalesce_usecs > (IXGBE_MAX_EITR >> 2))) 2600 return -EINVAL; 2601 2602 if (ec->rx_coalesce_usecs > 1) 2603 adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2; 2604 else 2605 adapter->rx_itr_setting = ec->rx_coalesce_usecs; 2606 2607 if (adapter->rx_itr_setting == 1) 2608 rx_itr_param = IXGBE_20K_ITR; 2609 else 2610 rx_itr_param = adapter->rx_itr_setting; 2611 2612 if (ec->tx_coalesce_usecs > 1) 2613 adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2; 2614 else 2615 adapter->tx_itr_setting = ec->tx_coalesce_usecs; 2616 2617 if (adapter->tx_itr_setting == 1) 2618 tx_itr_param = IXGBE_12K_ITR; 2619 else 2620 tx_itr_param = adapter->tx_itr_setting; 2621 2622 /* mixed Rx/Tx */ 2623 if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) 2624 adapter->tx_itr_setting = adapter->rx_itr_setting; 2625 2626 /* detect ITR changes that require update of TXDCTL.WTHRESH */ 2627 if ((adapter->tx_itr_setting != 1) && 2628 (adapter->tx_itr_setting < IXGBE_100K_ITR)) { 2629 if ((tx_itr_prev == 1) || 2630 (tx_itr_prev >= IXGBE_100K_ITR)) 2631 need_reset = true; 2632 } else { 2633 if ((tx_itr_prev != 1) && 2634 (tx_itr_prev < IXGBE_100K_ITR)) 2635 need_reset = true; 2636 } 2637 2638 /* check the old value and enable RSC if necessary */ 2639 need_reset |= ixgbe_update_rsc(adapter); 2640 2641 for (i = 0; i < adapter->num_q_vectors; i++) { 2642 q_vector = adapter->q_vector[i]; 2643 if (q_vector->tx.count && !q_vector->rx.count) 2644 /* tx only */ 2645 q_vector->itr = tx_itr_param; 2646 else 2647 /* rx only or mixed */ 2648 q_vector->itr = rx_itr_param; 2649 ixgbe_write_eitr(q_vector); 2650 } 2651 2652 /* 2653 * do reset here at the end to make sure EITR==0 case is handled 2654 * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings 2655 * also locks in RSC enable/disable which requires reset 2656 */ 2657 if (need_reset) 2658 ixgbe_do_reset(netdev); 2659 2660 return 0; 2661 } 2662 2663 static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter *adapter, 2664 struct ethtool_rxnfc *cmd) 2665 { 2666 union ixgbe_atr_input *mask = &adapter->fdir_mask; 2667 struct ethtool_rx_flow_spec *fsp = 2668 (struct ethtool_rx_flow_spec *)&cmd->fs; 2669 struct hlist_node *node2; 2670 struct ixgbe_fdir_filter *rule = NULL; 2671 2672 /* report total rule count */ 2673 cmd->data = (1024 << adapter->fdir_pballoc) - 2; 2674 2675 hlist_for_each_entry_safe(rule, node2, 2676 &adapter->fdir_filter_list, fdir_node) { 2677 if (fsp->location <= rule->sw_idx) 2678 break; 2679 } 2680 2681 if (!rule || fsp->location != rule->sw_idx) 2682 return -EINVAL; 2683 2684 /* fill out the flow spec entry */ 2685 2686 /* set flow type field */ 2687 switch (rule->filter.formatted.flow_type) { 2688 case IXGBE_ATR_FLOW_TYPE_TCPV4: 2689 fsp->flow_type = TCP_V4_FLOW; 2690 break; 2691 case IXGBE_ATR_FLOW_TYPE_UDPV4: 2692 fsp->flow_type = UDP_V4_FLOW; 2693 break; 2694 case IXGBE_ATR_FLOW_TYPE_SCTPV4: 2695 fsp->flow_type = SCTP_V4_FLOW; 2696 break; 2697 case IXGBE_ATR_FLOW_TYPE_IPV4: 2698 fsp->flow_type = IP_USER_FLOW; 2699 fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4; 2700 fsp->h_u.usr_ip4_spec.proto = 0; 2701 fsp->m_u.usr_ip4_spec.proto = 0; 2702 break; 2703 default: 2704 return -EINVAL; 2705 } 2706 2707 fsp->h_u.tcp_ip4_spec.psrc = rule->filter.formatted.src_port; 2708 fsp->m_u.tcp_ip4_spec.psrc = mask->formatted.src_port; 2709 fsp->h_u.tcp_ip4_spec.pdst = rule->filter.formatted.dst_port; 2710 fsp->m_u.tcp_ip4_spec.pdst = mask->formatted.dst_port; 2711 fsp->h_u.tcp_ip4_spec.ip4src = rule->filter.formatted.src_ip[0]; 2712 fsp->m_u.tcp_ip4_spec.ip4src = mask->formatted.src_ip[0]; 2713 fsp->h_u.tcp_ip4_spec.ip4dst = rule->filter.formatted.dst_ip[0]; 2714 fsp->m_u.tcp_ip4_spec.ip4dst = mask->formatted.dst_ip[0]; 2715 fsp->h_ext.vlan_tci = rule->filter.formatted.vlan_id; 2716 fsp->m_ext.vlan_tci = mask->formatted.vlan_id; 2717 fsp->h_ext.vlan_etype = rule->filter.formatted.flex_bytes; 2718 fsp->m_ext.vlan_etype = mask->formatted.flex_bytes; 2719 fsp->h_ext.data[1] = htonl(rule->filter.formatted.vm_pool); 2720 fsp->m_ext.data[1] = htonl(mask->formatted.vm_pool); 2721 fsp->flow_type |= FLOW_EXT; 2722 2723 /* record action */ 2724 if (rule->action == IXGBE_FDIR_DROP_QUEUE) 2725 fsp->ring_cookie = RX_CLS_FLOW_DISC; 2726 else 2727 fsp->ring_cookie = rule->action; 2728 2729 return 0; 2730 } 2731 2732 static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter *adapter, 2733 struct ethtool_rxnfc *cmd, 2734 u32 *rule_locs) 2735 { 2736 struct hlist_node *node2; 2737 struct ixgbe_fdir_filter *rule; 2738 int cnt = 0; 2739 2740 /* report total rule count */ 2741 cmd->data = (1024 << adapter->fdir_pballoc) - 2; 2742 2743 hlist_for_each_entry_safe(rule, node2, 2744 &adapter->fdir_filter_list, fdir_node) { 2745 if (cnt == cmd->rule_cnt) 2746 return -EMSGSIZE; 2747 rule_locs[cnt] = rule->sw_idx; 2748 cnt++; 2749 } 2750 2751 cmd->rule_cnt = cnt; 2752 2753 return 0; 2754 } 2755 2756 static int ixgbe_get_rxfh_fields(struct net_device *dev, 2757 struct ethtool_rxfh_fields *cmd) 2758 { 2759 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 2760 2761 cmd->data = 0; 2762 2763 /* Report default options for RSS on ixgbe */ 2764 switch (cmd->flow_type) { 2765 case TCP_V4_FLOW: 2766 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 2767 fallthrough; 2768 case UDP_V4_FLOW: 2769 if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) 2770 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 2771 fallthrough; 2772 case SCTP_V4_FLOW: 2773 case AH_ESP_V4_FLOW: 2774 case AH_V4_FLOW: 2775 case ESP_V4_FLOW: 2776 case IPV4_FLOW: 2777 cmd->data |= RXH_IP_SRC | RXH_IP_DST; 2778 break; 2779 case TCP_V6_FLOW: 2780 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 2781 fallthrough; 2782 case UDP_V6_FLOW: 2783 if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) 2784 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; 2785 fallthrough; 2786 case SCTP_V6_FLOW: 2787 case AH_ESP_V6_FLOW: 2788 case AH_V6_FLOW: 2789 case ESP_V6_FLOW: 2790 case IPV6_FLOW: 2791 cmd->data |= RXH_IP_SRC | RXH_IP_DST; 2792 break; 2793 default: 2794 return -EINVAL; 2795 } 2796 2797 return 0; 2798 } 2799 2800 static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter *adapter) 2801 { 2802 if (adapter->hw.mac.type < ixgbe_mac_X550) 2803 return 16; 2804 else 2805 return 64; 2806 } 2807 2808 static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, 2809 u32 *rule_locs) 2810 { 2811 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 2812 int ret = -EOPNOTSUPP; 2813 2814 switch (cmd->cmd) { 2815 case ETHTOOL_GRXRINGS: 2816 cmd->data = min_t(int, adapter->num_rx_queues, 2817 ixgbe_rss_indir_tbl_max(adapter)); 2818 ret = 0; 2819 break; 2820 case ETHTOOL_GRXCLSRLCNT: 2821 cmd->rule_cnt = adapter->fdir_filter_count; 2822 ret = 0; 2823 break; 2824 case ETHTOOL_GRXCLSRULE: 2825 ret = ixgbe_get_ethtool_fdir_entry(adapter, cmd); 2826 break; 2827 case ETHTOOL_GRXCLSRLALL: 2828 ret = ixgbe_get_ethtool_fdir_all(adapter, cmd, rule_locs); 2829 break; 2830 default: 2831 break; 2832 } 2833 2834 return ret; 2835 } 2836 2837 int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter, 2838 struct ixgbe_fdir_filter *input, 2839 u16 sw_idx) 2840 { 2841 struct ixgbe_hw *hw = &adapter->hw; 2842 struct hlist_node *node2; 2843 struct ixgbe_fdir_filter *rule, *parent; 2844 int err = -EINVAL; 2845 2846 parent = NULL; 2847 rule = NULL; 2848 2849 hlist_for_each_entry_safe(rule, node2, 2850 &adapter->fdir_filter_list, fdir_node) { 2851 /* hash found, or no matching entry */ 2852 if (rule->sw_idx >= sw_idx) 2853 break; 2854 parent = rule; 2855 } 2856 2857 /* if there is an old rule occupying our place remove it */ 2858 if (rule && (rule->sw_idx == sw_idx)) { 2859 if (!input || (rule->filter.formatted.bkt_hash != 2860 input->filter.formatted.bkt_hash)) { 2861 err = ixgbe_fdir_erase_perfect_filter_82599(hw, 2862 &rule->filter, 2863 sw_idx); 2864 } 2865 2866 hlist_del(&rule->fdir_node); 2867 kfree(rule); 2868 adapter->fdir_filter_count--; 2869 } 2870 2871 /* 2872 * If no input this was a delete, err should be 0 if a rule was 2873 * successfully found and removed from the list else -EINVAL 2874 */ 2875 if (!input) 2876 return err; 2877 2878 /* initialize node and set software index */ 2879 INIT_HLIST_NODE(&input->fdir_node); 2880 2881 /* add filter to the list */ 2882 if (parent) 2883 hlist_add_behind(&input->fdir_node, &parent->fdir_node); 2884 else 2885 hlist_add_head(&input->fdir_node, 2886 &adapter->fdir_filter_list); 2887 2888 /* update counts */ 2889 adapter->fdir_filter_count++; 2890 2891 return 0; 2892 } 2893 2894 static int ixgbe_flowspec_to_flow_type(struct ethtool_rx_flow_spec *fsp, 2895 u8 *flow_type) 2896 { 2897 switch (fsp->flow_type & ~FLOW_EXT) { 2898 case TCP_V4_FLOW: 2899 *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; 2900 break; 2901 case UDP_V4_FLOW: 2902 *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; 2903 break; 2904 case SCTP_V4_FLOW: 2905 *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; 2906 break; 2907 case IP_USER_FLOW: 2908 switch (fsp->h_u.usr_ip4_spec.proto) { 2909 case IPPROTO_TCP: 2910 *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; 2911 break; 2912 case IPPROTO_UDP: 2913 *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; 2914 break; 2915 case IPPROTO_SCTP: 2916 *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; 2917 break; 2918 case 0: 2919 if (!fsp->m_u.usr_ip4_spec.proto) { 2920 *flow_type = IXGBE_ATR_FLOW_TYPE_IPV4; 2921 break; 2922 } 2923 fallthrough; 2924 default: 2925 return 0; 2926 } 2927 break; 2928 default: 2929 return 0; 2930 } 2931 2932 return 1; 2933 } 2934 2935 static int ixgbe_add_ethtool_fdir_entry(struct ixgbe_adapter *adapter, 2936 struct ethtool_rxnfc *cmd) 2937 { 2938 struct ethtool_rx_flow_spec *fsp = 2939 (struct ethtool_rx_flow_spec *)&cmd->fs; 2940 struct ixgbe_hw *hw = &adapter->hw; 2941 struct ixgbe_fdir_filter *input; 2942 union ixgbe_atr_input mask; 2943 u8 queue; 2944 int err; 2945 2946 if (!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)) 2947 return -EOPNOTSUPP; 2948 2949 /* ring_cookie is a masked into a set of queues and ixgbe pools or 2950 * we use the drop index. 2951 */ 2952 if (fsp->ring_cookie == RX_CLS_FLOW_DISC) { 2953 queue = IXGBE_FDIR_DROP_QUEUE; 2954 } else { 2955 u32 ring = ethtool_get_flow_spec_ring(fsp->ring_cookie); 2956 u8 vf = ethtool_get_flow_spec_ring_vf(fsp->ring_cookie); 2957 2958 if (!vf && (ring >= adapter->num_rx_queues)) 2959 return -EINVAL; 2960 else if (vf && 2961 ((vf > adapter->num_vfs) || 2962 ring >= adapter->num_rx_queues_per_pool)) 2963 return -EINVAL; 2964 2965 /* Map the ring onto the absolute queue index */ 2966 if (!vf) 2967 queue = adapter->rx_ring[ring]->reg_idx; 2968 else 2969 queue = ((vf - 1) * 2970 adapter->num_rx_queues_per_pool) + ring; 2971 } 2972 2973 /* Don't allow indexes to exist outside of available space */ 2974 if (fsp->location >= ((1024 << adapter->fdir_pballoc) - 2)) { 2975 e_err(drv, "Location out of range\n"); 2976 return -EINVAL; 2977 } 2978 2979 input = kzalloc(sizeof(*input), GFP_ATOMIC); 2980 if (!input) 2981 return -ENOMEM; 2982 2983 memset(&mask, 0, sizeof(union ixgbe_atr_input)); 2984 2985 /* set SW index */ 2986 input->sw_idx = fsp->location; 2987 2988 /* record flow type */ 2989 if (!ixgbe_flowspec_to_flow_type(fsp, 2990 &input->filter.formatted.flow_type)) { 2991 e_err(drv, "Unrecognized flow type\n"); 2992 goto err_out; 2993 } 2994 2995 mask.formatted.flow_type = IXGBE_ATR_L4TYPE_IPV6_MASK | 2996 IXGBE_ATR_L4TYPE_MASK; 2997 2998 if (input->filter.formatted.flow_type == IXGBE_ATR_FLOW_TYPE_IPV4) 2999 mask.formatted.flow_type &= IXGBE_ATR_L4TYPE_IPV6_MASK; 3000 3001 /* Copy input into formatted structures */ 3002 input->filter.formatted.src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src; 3003 mask.formatted.src_ip[0] = fsp->m_u.tcp_ip4_spec.ip4src; 3004 input->filter.formatted.dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst; 3005 mask.formatted.dst_ip[0] = fsp->m_u.tcp_ip4_spec.ip4dst; 3006 input->filter.formatted.src_port = fsp->h_u.tcp_ip4_spec.psrc; 3007 mask.formatted.src_port = fsp->m_u.tcp_ip4_spec.psrc; 3008 input->filter.formatted.dst_port = fsp->h_u.tcp_ip4_spec.pdst; 3009 mask.formatted.dst_port = fsp->m_u.tcp_ip4_spec.pdst; 3010 3011 if (fsp->flow_type & FLOW_EXT) { 3012 input->filter.formatted.vm_pool = 3013 (unsigned char)ntohl(fsp->h_ext.data[1]); 3014 mask.formatted.vm_pool = 3015 (unsigned char)ntohl(fsp->m_ext.data[1]); 3016 input->filter.formatted.vlan_id = fsp->h_ext.vlan_tci; 3017 mask.formatted.vlan_id = fsp->m_ext.vlan_tci; 3018 input->filter.formatted.flex_bytes = 3019 fsp->h_ext.vlan_etype; 3020 mask.formatted.flex_bytes = fsp->m_ext.vlan_etype; 3021 } 3022 3023 /* determine if we need to drop or route the packet */ 3024 if (fsp->ring_cookie == RX_CLS_FLOW_DISC) 3025 input->action = IXGBE_FDIR_DROP_QUEUE; 3026 else 3027 input->action = fsp->ring_cookie; 3028 3029 spin_lock(&adapter->fdir_perfect_lock); 3030 3031 if (hlist_empty(&adapter->fdir_filter_list)) { 3032 /* save mask and program input mask into HW */ 3033 memcpy(&adapter->fdir_mask, &mask, sizeof(mask)); 3034 err = ixgbe_fdir_set_input_mask_82599(hw, &mask); 3035 if (err) { 3036 e_err(drv, "Error writing mask\n"); 3037 goto err_out_w_lock; 3038 } 3039 } else if (memcmp(&adapter->fdir_mask, &mask, sizeof(mask))) { 3040 e_err(drv, "Only one mask supported per port\n"); 3041 goto err_out_w_lock; 3042 } 3043 3044 /* apply mask and compute/store hash */ 3045 ixgbe_atr_compute_perfect_hash_82599(&input->filter, &mask); 3046 3047 /* program filters to filter memory */ 3048 err = ixgbe_fdir_write_perfect_filter_82599(hw, 3049 &input->filter, input->sw_idx, queue); 3050 if (err) 3051 goto err_out_w_lock; 3052 3053 ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); 3054 3055 spin_unlock(&adapter->fdir_perfect_lock); 3056 3057 return err; 3058 err_out_w_lock: 3059 spin_unlock(&adapter->fdir_perfect_lock); 3060 err_out: 3061 kfree(input); 3062 return -EINVAL; 3063 } 3064 3065 static int ixgbe_del_ethtool_fdir_entry(struct ixgbe_adapter *adapter, 3066 struct ethtool_rxnfc *cmd) 3067 { 3068 struct ethtool_rx_flow_spec *fsp = 3069 (struct ethtool_rx_flow_spec *)&cmd->fs; 3070 int err; 3071 3072 spin_lock(&adapter->fdir_perfect_lock); 3073 err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, fsp->location); 3074 spin_unlock(&adapter->fdir_perfect_lock); 3075 3076 return err; 3077 } 3078 3079 #define UDP_RSS_FLAGS (IXGBE_FLAG2_RSS_FIELD_IPV4_UDP | \ 3080 IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) 3081 static int ixgbe_set_rxfh_fields(struct net_device *dev, 3082 const struct ethtool_rxfh_fields *nfc, 3083 struct netlink_ext_ack *extack) 3084 { 3085 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 3086 u32 flags2 = adapter->flags2; 3087 3088 /* 3089 * RSS does not support anything other than hashing 3090 * to queues on src and dst IPs and ports 3091 */ 3092 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | 3093 RXH_L4_B_0_1 | RXH_L4_B_2_3)) 3094 return -EINVAL; 3095 3096 switch (nfc->flow_type) { 3097 case TCP_V4_FLOW: 3098 case TCP_V6_FLOW: 3099 if (!(nfc->data & RXH_IP_SRC) || 3100 !(nfc->data & RXH_IP_DST) || 3101 !(nfc->data & RXH_L4_B_0_1) || 3102 !(nfc->data & RXH_L4_B_2_3)) 3103 return -EINVAL; 3104 break; 3105 case UDP_V4_FLOW: 3106 if (!(nfc->data & RXH_IP_SRC) || 3107 !(nfc->data & RXH_IP_DST)) 3108 return -EINVAL; 3109 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { 3110 case 0: 3111 flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; 3112 break; 3113 case (RXH_L4_B_0_1 | RXH_L4_B_2_3): 3114 flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; 3115 break; 3116 default: 3117 return -EINVAL; 3118 } 3119 break; 3120 case UDP_V6_FLOW: 3121 if (!(nfc->data & RXH_IP_SRC) || 3122 !(nfc->data & RXH_IP_DST)) 3123 return -EINVAL; 3124 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { 3125 case 0: 3126 flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; 3127 break; 3128 case (RXH_L4_B_0_1 | RXH_L4_B_2_3): 3129 flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; 3130 break; 3131 default: 3132 return -EINVAL; 3133 } 3134 break; 3135 case AH_ESP_V4_FLOW: 3136 case AH_V4_FLOW: 3137 case ESP_V4_FLOW: 3138 case SCTP_V4_FLOW: 3139 case AH_ESP_V6_FLOW: 3140 case AH_V6_FLOW: 3141 case ESP_V6_FLOW: 3142 case SCTP_V6_FLOW: 3143 if (!(nfc->data & RXH_IP_SRC) || 3144 !(nfc->data & RXH_IP_DST) || 3145 (nfc->data & RXH_L4_B_0_1) || 3146 (nfc->data & RXH_L4_B_2_3)) 3147 return -EINVAL; 3148 break; 3149 default: 3150 return -EINVAL; 3151 } 3152 3153 /* if we changed something we need to update flags */ 3154 if (flags2 != adapter->flags2) { 3155 struct ixgbe_hw *hw = &adapter->hw; 3156 u32 mrqc; 3157 unsigned int pf_pool = adapter->num_vfs; 3158 3159 if ((hw->mac.type >= ixgbe_mac_X550) && 3160 (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) 3161 mrqc = IXGBE_READ_REG(hw, IXGBE_PFVFMRQC(pf_pool)); 3162 else 3163 mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC); 3164 3165 if ((flags2 & UDP_RSS_FLAGS) && 3166 !(adapter->flags2 & UDP_RSS_FLAGS)) 3167 e_warn(drv, "enabling UDP RSS: fragmented packets may arrive out of order to the stack above\n"); 3168 3169 adapter->flags2 = flags2; 3170 3171 /* Perform hash on these packet types */ 3172 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4 3173 | IXGBE_MRQC_RSS_FIELD_IPV4_TCP 3174 | IXGBE_MRQC_RSS_FIELD_IPV6 3175 | IXGBE_MRQC_RSS_FIELD_IPV6_TCP; 3176 3177 mrqc &= ~(IXGBE_MRQC_RSS_FIELD_IPV4_UDP | 3178 IXGBE_MRQC_RSS_FIELD_IPV6_UDP); 3179 3180 if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) 3181 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_UDP; 3182 3183 if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) 3184 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_UDP; 3185 3186 if ((hw->mac.type >= ixgbe_mac_X550) && 3187 (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED)) 3188 IXGBE_WRITE_REG(hw, IXGBE_PFVFMRQC(pf_pool), mrqc); 3189 else 3190 IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); 3191 } 3192 3193 return 0; 3194 } 3195 3196 static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) 3197 { 3198 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 3199 int ret = -EOPNOTSUPP; 3200 3201 switch (cmd->cmd) { 3202 case ETHTOOL_SRXCLSRLINS: 3203 ret = ixgbe_add_ethtool_fdir_entry(adapter, cmd); 3204 break; 3205 case ETHTOOL_SRXCLSRLDEL: 3206 ret = ixgbe_del_ethtool_fdir_entry(adapter, cmd); 3207 break; 3208 default: 3209 break; 3210 } 3211 3212 return ret; 3213 } 3214 3215 static u32 ixgbe_get_rxfh_key_size(struct net_device *netdev) 3216 { 3217 return IXGBE_RSS_KEY_SIZE; 3218 } 3219 3220 static u32 ixgbe_rss_indir_size(struct net_device *netdev) 3221 { 3222 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3223 3224 return ixgbe_rss_indir_tbl_entries(adapter); 3225 } 3226 3227 static void ixgbe_get_reta(struct ixgbe_adapter *adapter, u32 *indir) 3228 { 3229 int i, reta_size = ixgbe_rss_indir_tbl_entries(adapter); 3230 u16 rss_m = adapter->ring_feature[RING_F_RSS].mask; 3231 3232 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) 3233 rss_m = adapter->ring_feature[RING_F_RSS].indices - 1; 3234 3235 for (i = 0; i < reta_size; i++) 3236 indir[i] = adapter->rss_indir_tbl[i] & rss_m; 3237 } 3238 3239 static int ixgbe_get_rxfh(struct net_device *netdev, 3240 struct ethtool_rxfh_param *rxfh) 3241 { 3242 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3243 3244 rxfh->hfunc = ETH_RSS_HASH_TOP; 3245 3246 if (rxfh->indir) 3247 ixgbe_get_reta(adapter, rxfh->indir); 3248 3249 if (rxfh->key) 3250 memcpy(rxfh->key, adapter->rss_key, 3251 ixgbe_get_rxfh_key_size(netdev)); 3252 3253 return 0; 3254 } 3255 3256 static int ixgbe_set_rxfh(struct net_device *netdev, 3257 struct ethtool_rxfh_param *rxfh, 3258 struct netlink_ext_ack *extack) 3259 { 3260 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3261 int i; 3262 u32 reta_entries = ixgbe_rss_indir_tbl_entries(adapter); 3263 3264 if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && 3265 rxfh->hfunc != ETH_RSS_HASH_TOP) 3266 return -EOPNOTSUPP; 3267 3268 /* Fill out the redirection table */ 3269 if (rxfh->indir) { 3270 int max_queues = min_t(int, adapter->num_rx_queues, 3271 ixgbe_rss_indir_tbl_max(adapter)); 3272 3273 /*Allow at least 2 queues w/ SR-IOV.*/ 3274 if ((adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) && 3275 (max_queues < 2)) 3276 max_queues = 2; 3277 3278 /* Verify user input. */ 3279 for (i = 0; i < reta_entries; i++) 3280 if (rxfh->indir[i] >= max_queues) 3281 return -EINVAL; 3282 3283 for (i = 0; i < reta_entries; i++) 3284 adapter->rss_indir_tbl[i] = rxfh->indir[i]; 3285 3286 ixgbe_store_reta(adapter); 3287 } 3288 3289 /* Fill out the rss hash key */ 3290 if (rxfh->key) { 3291 memcpy(adapter->rss_key, rxfh->key, 3292 ixgbe_get_rxfh_key_size(netdev)); 3293 ixgbe_store_key(adapter); 3294 } 3295 3296 return 0; 3297 } 3298 3299 static int ixgbe_get_ts_info(struct net_device *dev, 3300 struct kernel_ethtool_ts_info *info) 3301 { 3302 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 3303 3304 /* we always support timestamping disabled */ 3305 info->rx_filters = BIT(HWTSTAMP_FILTER_NONE); 3306 3307 switch (adapter->hw.mac.type) { 3308 case ixgbe_mac_X550: 3309 case ixgbe_mac_X550EM_x: 3310 case ixgbe_mac_x550em_a: 3311 case ixgbe_mac_e610: 3312 info->rx_filters |= BIT(HWTSTAMP_FILTER_ALL); 3313 break; 3314 case ixgbe_mac_X540: 3315 case ixgbe_mac_82599EB: 3316 info->rx_filters |= 3317 BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | 3318 BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | 3319 BIT(HWTSTAMP_FILTER_PTP_V2_EVENT); 3320 break; 3321 default: 3322 return ethtool_op_get_ts_info(dev, info); 3323 } 3324 3325 info->so_timestamping = 3326 SOF_TIMESTAMPING_TX_SOFTWARE | 3327 SOF_TIMESTAMPING_TX_HARDWARE | 3328 SOF_TIMESTAMPING_RX_HARDWARE | 3329 SOF_TIMESTAMPING_RAW_HARDWARE; 3330 3331 if (adapter->ptp_clock) 3332 info->phc_index = ptp_clock_index(adapter->ptp_clock); 3333 3334 info->tx_types = 3335 BIT(HWTSTAMP_TX_OFF) | 3336 BIT(HWTSTAMP_TX_ON); 3337 3338 return 0; 3339 } 3340 3341 static unsigned int ixgbe_max_channels(struct ixgbe_adapter *adapter) 3342 { 3343 unsigned int max_combined; 3344 u8 tcs = adapter->hw_tcs; 3345 3346 if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) { 3347 /* We only support one q_vector without MSI-X */ 3348 max_combined = 1; 3349 } else if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { 3350 /* Limit value based on the queue mask */ 3351 max_combined = adapter->ring_feature[RING_F_RSS].mask + 1; 3352 } else if (tcs > 1) { 3353 /* For DCB report channels per traffic class */ 3354 if (adapter->hw.mac.type == ixgbe_mac_82598EB) { 3355 /* 8 TC w/ 4 queues per TC */ 3356 max_combined = 4; 3357 } else if (tcs > 4) { 3358 /* 8 TC w/ 8 queues per TC */ 3359 max_combined = 8; 3360 } else { 3361 /* 4 TC w/ 16 queues per TC */ 3362 max_combined = 16; 3363 } 3364 } else if (adapter->atr_sample_rate) { 3365 /* support up to 64 queues with ATR */ 3366 max_combined = IXGBE_MAX_FDIR_INDICES; 3367 } else { 3368 /* support up to 16 queues with RSS */ 3369 max_combined = ixgbe_max_rss_indices(adapter); 3370 } 3371 3372 return min_t(int, max_combined, num_online_cpus()); 3373 } 3374 3375 static void ixgbe_get_channels(struct net_device *dev, 3376 struct ethtool_channels *ch) 3377 { 3378 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 3379 3380 /* report maximum channels */ 3381 ch->max_combined = ixgbe_max_channels(adapter); 3382 3383 /* report info for other vector */ 3384 if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { 3385 ch->max_other = NON_Q_VECTORS; 3386 ch->other_count = NON_Q_VECTORS; 3387 } 3388 3389 /* record RSS queues */ 3390 ch->combined_count = adapter->ring_feature[RING_F_RSS].indices; 3391 3392 /* nothing else to report if RSS is disabled */ 3393 if (ch->combined_count == 1) 3394 return; 3395 3396 /* we do not support ATR queueing if SR-IOV is enabled */ 3397 if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) 3398 return; 3399 3400 /* same thing goes for being DCB enabled */ 3401 if (adapter->hw_tcs > 1) 3402 return; 3403 3404 /* if ATR is disabled we can exit */ 3405 if (!adapter->atr_sample_rate) 3406 return; 3407 3408 /* report flow director queues as maximum channels */ 3409 ch->combined_count = adapter->ring_feature[RING_F_FDIR].indices; 3410 } 3411 3412 static int ixgbe_set_channels(struct net_device *dev, 3413 struct ethtool_channels *ch) 3414 { 3415 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 3416 unsigned int count = ch->combined_count; 3417 u8 max_rss_indices = ixgbe_max_rss_indices(adapter); 3418 3419 /* verify they are not requesting separate vectors */ 3420 if (!count || ch->rx_count || ch->tx_count) 3421 return -EINVAL; 3422 3423 /* verify other_count has not changed */ 3424 if (ch->other_count != NON_Q_VECTORS) 3425 return -EINVAL; 3426 3427 /* verify the number of channels does not exceed hardware limits */ 3428 if (count > ixgbe_max_channels(adapter)) 3429 return -EINVAL; 3430 3431 /* update feature limits from largest to smallest supported values */ 3432 adapter->ring_feature[RING_F_FDIR].limit = count; 3433 3434 /* cap RSS limit */ 3435 if (count > max_rss_indices) 3436 count = max_rss_indices; 3437 adapter->ring_feature[RING_F_RSS].limit = count; 3438 3439 #ifdef IXGBE_FCOE 3440 /* cap FCoE limit at 8 */ 3441 if (count > IXGBE_FCRETA_SIZE) 3442 count = IXGBE_FCRETA_SIZE; 3443 adapter->ring_feature[RING_F_FCOE].limit = count; 3444 3445 #endif 3446 /* use setup TC to update any traffic class queue mapping */ 3447 return ixgbe_setup_tc(dev, adapter->hw_tcs); 3448 } 3449 3450 static int ixgbe_get_module_info(struct net_device *dev, 3451 struct ethtool_modinfo *modinfo) 3452 { 3453 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 3454 struct ixgbe_hw *hw = &adapter->hw; 3455 u8 sff8472_rev, addr_mode; 3456 bool page_swap = false; 3457 int status; 3458 3459 if (hw->phy.type == ixgbe_phy_fw) 3460 return -ENXIO; 3461 3462 /* Check whether we support SFF-8472 or not */ 3463 status = hw->phy.ops.read_i2c_eeprom(hw, 3464 IXGBE_SFF_SFF_8472_COMP, 3465 &sff8472_rev); 3466 if (status) 3467 return -EIO; 3468 3469 /* addressing mode is not supported */ 3470 status = hw->phy.ops.read_i2c_eeprom(hw, 3471 IXGBE_SFF_SFF_8472_SWAP, 3472 &addr_mode); 3473 if (status) 3474 return -EIO; 3475 3476 if (addr_mode & IXGBE_SFF_ADDRESSING_MODE) { 3477 e_err(drv, "Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.\n"); 3478 page_swap = true; 3479 } 3480 3481 if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap || 3482 !(addr_mode & IXGBE_SFF_DDM_IMPLEMENTED)) { 3483 /* We have a SFP, but it does not support SFF-8472 */ 3484 modinfo->type = ETH_MODULE_SFF_8079; 3485 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; 3486 } else { 3487 /* We have a SFP which supports a revision of SFF-8472. */ 3488 modinfo->type = ETH_MODULE_SFF_8472; 3489 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; 3490 } 3491 3492 return 0; 3493 } 3494 3495 static int ixgbe_get_module_eeprom(struct net_device *dev, 3496 struct ethtool_eeprom *ee, 3497 u8 *data) 3498 { 3499 struct ixgbe_adapter *adapter = ixgbe_from_netdev(dev); 3500 struct ixgbe_hw *hw = &adapter->hw; 3501 int status = -EFAULT; 3502 u8 databyte = 0xFF; 3503 int i = 0; 3504 3505 if (ee->len == 0) 3506 return -EINVAL; 3507 3508 if (hw->phy.type == ixgbe_phy_fw) 3509 return -ENXIO; 3510 3511 for (i = ee->offset; i < ee->offset + ee->len; i++) { 3512 /* I2C reads can take long time */ 3513 if (test_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) 3514 return -EBUSY; 3515 3516 if (i < ETH_MODULE_SFF_8079_LEN) 3517 status = hw->phy.ops.read_i2c_eeprom(hw, i, &databyte); 3518 else 3519 status = hw->phy.ops.read_i2c_sff8472(hw, i, &databyte); 3520 3521 if (status) 3522 return -EIO; 3523 3524 data[i - ee->offset] = databyte; 3525 } 3526 3527 return 0; 3528 } 3529 3530 static const struct { 3531 ixgbe_link_speed mac_speed; 3532 u32 link_mode; 3533 } ixgbe_ls_map[] = { 3534 { IXGBE_LINK_SPEED_10_FULL, ETHTOOL_LINK_MODE_10baseT_Full_BIT }, 3535 { IXGBE_LINK_SPEED_100_FULL, ETHTOOL_LINK_MODE_100baseT_Full_BIT }, 3536 { IXGBE_LINK_SPEED_1GB_FULL, ETHTOOL_LINK_MODE_1000baseT_Full_BIT }, 3537 { IXGBE_LINK_SPEED_2_5GB_FULL, ETHTOOL_LINK_MODE_2500baseX_Full_BIT }, 3538 { IXGBE_LINK_SPEED_10GB_FULL, ETHTOOL_LINK_MODE_10000baseT_Full_BIT }, 3539 }; 3540 3541 static const struct { 3542 u32 lp_advertised; 3543 u32 link_mode; 3544 } ixgbe_lp_map[] = { 3545 { FW_PHY_ACT_UD_2_100M_TX_EEE, ETHTOOL_LINK_MODE_100baseT_Full_BIT }, 3546 { FW_PHY_ACT_UD_2_1G_T_EEE, ETHTOOL_LINK_MODE_1000baseT_Full_BIT }, 3547 { FW_PHY_ACT_UD_2_10G_T_EEE, ETHTOOL_LINK_MODE_10000baseT_Full_BIT }, 3548 { FW_PHY_ACT_UD_2_1G_KX_EEE, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT }, 3549 { FW_PHY_ACT_UD_2_10G_KX4_EEE, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT }, 3550 { FW_PHY_ACT_UD_2_10G_KR_EEE, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT}, 3551 }; 3552 3553 static int 3554 ixgbe_get_eee_fw(struct ixgbe_adapter *adapter, struct ethtool_keee *edata) 3555 { 3556 __ETHTOOL_DECLARE_LINK_MODE_MASK(common); 3557 u32 info[FW_PHY_ACT_DATA_COUNT] = { 0 }; 3558 struct ixgbe_hw *hw = &adapter->hw; 3559 int rc; 3560 u16 i; 3561 3562 rc = ixgbe_fw_phy_activity(hw, FW_PHY_ACT_UD_2, &info); 3563 if (rc) 3564 return rc; 3565 3566 for (i = 0; i < ARRAY_SIZE(ixgbe_lp_map); ++i) { 3567 if (info[0] & ixgbe_lp_map[i].lp_advertised) 3568 linkmode_set_bit(ixgbe_lp_map[i].link_mode, 3569 edata->lp_advertised); 3570 } 3571 3572 for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) { 3573 if (hw->phy.eee_speeds_supported & ixgbe_ls_map[i].mac_speed) 3574 linkmode_set_bit(ixgbe_lp_map[i].link_mode, 3575 edata->supported); 3576 } 3577 3578 for (i = 0; i < ARRAY_SIZE(ixgbe_ls_map); ++i) { 3579 if (hw->phy.eee_speeds_advertised & ixgbe_ls_map[i].mac_speed) 3580 linkmode_set_bit(ixgbe_lp_map[i].link_mode, 3581 edata->advertised); 3582 } 3583 3584 edata->eee_enabled = !linkmode_empty(edata->advertised); 3585 edata->tx_lpi_enabled = edata->eee_enabled; 3586 3587 linkmode_and(common, edata->advertised, edata->lp_advertised); 3588 edata->eee_active = !linkmode_empty(common); 3589 3590 return 0; 3591 } 3592 3593 static int ixgbe_get_eee(struct net_device *netdev, struct ethtool_keee *edata) 3594 { 3595 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3596 struct ixgbe_hw *hw = &adapter->hw; 3597 3598 if (!(adapter->flags2 & IXGBE_FLAG2_EEE_CAPABLE)) 3599 return -EOPNOTSUPP; 3600 3601 if (hw->phy.eee_speeds_supported && hw->phy.type == ixgbe_phy_fw) 3602 return ixgbe_get_eee_fw(adapter, edata); 3603 3604 return -EOPNOTSUPP; 3605 } 3606 3607 static int ixgbe_set_eee(struct net_device *netdev, struct ethtool_keee *edata) 3608 { 3609 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3610 struct ixgbe_hw *hw = &adapter->hw; 3611 struct ethtool_keee eee_data; 3612 int ret_val; 3613 3614 if (!(adapter->flags2 & IXGBE_FLAG2_EEE_CAPABLE)) 3615 return -EOPNOTSUPP; 3616 3617 memset(&eee_data, 0, sizeof(struct ethtool_keee)); 3618 3619 ret_val = ixgbe_get_eee(netdev, &eee_data); 3620 if (ret_val) 3621 return ret_val; 3622 3623 if (eee_data.eee_enabled && !edata->eee_enabled) { 3624 if (eee_data.tx_lpi_enabled != edata->tx_lpi_enabled) { 3625 e_err(drv, "Setting EEE tx-lpi is not supported\n"); 3626 return -EINVAL; 3627 } 3628 3629 if (eee_data.tx_lpi_timer != edata->tx_lpi_timer) { 3630 e_err(drv, 3631 "Setting EEE Tx LPI timer is not supported\n"); 3632 return -EINVAL; 3633 } 3634 3635 if (!linkmode_equal(eee_data.advertised, edata->advertised)) { 3636 e_err(drv, 3637 "Setting EEE advertised speeds is not supported\n"); 3638 return -EINVAL; 3639 } 3640 } 3641 3642 if (eee_data.eee_enabled != edata->eee_enabled) { 3643 if (edata->eee_enabled) { 3644 adapter->flags2 |= IXGBE_FLAG2_EEE_ENABLED; 3645 hw->phy.eee_speeds_advertised = 3646 hw->phy.eee_speeds_supported; 3647 } else { 3648 adapter->flags2 &= ~IXGBE_FLAG2_EEE_ENABLED; 3649 hw->phy.eee_speeds_advertised = 0; 3650 } 3651 3652 /* reset link */ 3653 if (netif_running(netdev)) 3654 ixgbe_reinit_locked(adapter); 3655 else 3656 ixgbe_reset(adapter); 3657 } 3658 3659 return 0; 3660 } 3661 3662 static u32 ixgbe_get_priv_flags(struct net_device *netdev) 3663 { 3664 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3665 u32 priv_flags = 0; 3666 3667 if (adapter->flags2 & IXGBE_FLAG2_RX_LEGACY) 3668 priv_flags |= IXGBE_PRIV_FLAGS_LEGACY_RX; 3669 3670 if (adapter->flags2 & IXGBE_FLAG2_VF_IPSEC_ENABLED) 3671 priv_flags |= IXGBE_PRIV_FLAGS_VF_IPSEC_EN; 3672 3673 if (adapter->flags2 & IXGBE_FLAG2_AUTO_DISABLE_VF) 3674 priv_flags |= IXGBE_PRIV_FLAGS_AUTO_DISABLE_VF; 3675 3676 return priv_flags; 3677 } 3678 3679 static int ixgbe_set_priv_flags(struct net_device *netdev, u32 priv_flags) 3680 { 3681 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3682 unsigned int flags2 = adapter->flags2; 3683 unsigned int i; 3684 3685 flags2 &= ~IXGBE_FLAG2_RX_LEGACY; 3686 if (priv_flags & IXGBE_PRIV_FLAGS_LEGACY_RX) 3687 flags2 |= IXGBE_FLAG2_RX_LEGACY; 3688 3689 flags2 &= ~IXGBE_FLAG2_VF_IPSEC_ENABLED; 3690 if (priv_flags & IXGBE_PRIV_FLAGS_VF_IPSEC_EN) 3691 flags2 |= IXGBE_FLAG2_VF_IPSEC_ENABLED; 3692 3693 flags2 &= ~IXGBE_FLAG2_AUTO_DISABLE_VF; 3694 if (priv_flags & IXGBE_PRIV_FLAGS_AUTO_DISABLE_VF) { 3695 if (adapter->hw.mac.type == ixgbe_mac_82599EB) { 3696 /* Reset primary abort counter */ 3697 for (i = 0; i < adapter->num_vfs; i++) 3698 adapter->vfinfo[i].primary_abort_count = 0; 3699 3700 flags2 |= IXGBE_FLAG2_AUTO_DISABLE_VF; 3701 } else { 3702 e_info(probe, 3703 "Cannot set private flags: Operation not supported\n"); 3704 return -EOPNOTSUPP; 3705 } 3706 } 3707 3708 if (flags2 != adapter->flags2) { 3709 adapter->flags2 = flags2; 3710 3711 /* reset interface to repopulate queues */ 3712 if (netif_running(netdev)) 3713 ixgbe_reinit_locked(adapter); 3714 } 3715 3716 return 0; 3717 } 3718 3719 static const struct ethtool_ops ixgbe_ethtool_ops = { 3720 .supported_coalesce_params = ETHTOOL_COALESCE_USECS, 3721 .get_drvinfo = ixgbe_get_drvinfo, 3722 .get_regs_len = ixgbe_get_regs_len, 3723 .get_regs = ixgbe_get_regs, 3724 .get_wol = ixgbe_get_wol, 3725 .set_wol = ixgbe_set_wol, 3726 .nway_reset = ixgbe_nway_reset, 3727 .get_link = ethtool_op_get_link, 3728 .get_link_ext_stats = ixgbe_get_link_ext_stats, 3729 .get_eeprom_len = ixgbe_get_eeprom_len, 3730 .get_eeprom = ixgbe_get_eeprom, 3731 .set_eeprom = ixgbe_set_eeprom, 3732 .get_ringparam = ixgbe_get_ringparam, 3733 .set_ringparam = ixgbe_set_ringparam, 3734 .get_pause_stats = ixgbe_get_pause_stats, 3735 .get_pauseparam = ixgbe_get_pauseparam, 3736 .set_pauseparam = ixgbe_set_pauseparam, 3737 .get_msglevel = ixgbe_get_msglevel, 3738 .set_msglevel = ixgbe_set_msglevel, 3739 .self_test = ixgbe_diag_test, 3740 .get_strings = ixgbe_get_strings, 3741 .set_phys_id = ixgbe_set_phys_id, 3742 .get_sset_count = ixgbe_get_sset_count, 3743 .get_ethtool_stats = ixgbe_get_ethtool_stats, 3744 .get_coalesce = ixgbe_get_coalesce, 3745 .set_coalesce = ixgbe_set_coalesce, 3746 .get_rxnfc = ixgbe_get_rxnfc, 3747 .set_rxnfc = ixgbe_set_rxnfc, 3748 .get_rxfh_indir_size = ixgbe_rss_indir_size, 3749 .get_rxfh_key_size = ixgbe_get_rxfh_key_size, 3750 .get_rxfh = ixgbe_get_rxfh, 3751 .set_rxfh = ixgbe_set_rxfh, 3752 .get_rxfh_fields = ixgbe_get_rxfh_fields, 3753 .set_rxfh_fields = ixgbe_set_rxfh_fields, 3754 .get_eee = ixgbe_get_eee, 3755 .set_eee = ixgbe_set_eee, 3756 .get_channels = ixgbe_get_channels, 3757 .set_channels = ixgbe_set_channels, 3758 .get_priv_flags = ixgbe_get_priv_flags, 3759 .set_priv_flags = ixgbe_set_priv_flags, 3760 .get_ts_info = ixgbe_get_ts_info, 3761 .get_module_info = ixgbe_get_module_info, 3762 .get_module_eeprom = ixgbe_get_module_eeprom, 3763 .get_link_ksettings = ixgbe_get_link_ksettings, 3764 .set_link_ksettings = ixgbe_set_link_ksettings, 3765 }; 3766 3767 static const struct ethtool_ops ixgbe_ethtool_ops_e610 = { 3768 .supported_coalesce_params = ETHTOOL_COALESCE_USECS, 3769 .get_drvinfo = ixgbe_get_drvinfo, 3770 .get_regs_len = ixgbe_get_regs_len, 3771 .get_regs = ixgbe_get_regs, 3772 .get_wol = ixgbe_get_wol, 3773 .set_wol = ixgbe_set_wol_e610, 3774 .nway_reset = ixgbe_nway_reset, 3775 .get_link = ethtool_op_get_link, 3776 .get_link_ext_stats = ixgbe_get_link_ext_stats, 3777 .get_eeprom_len = ixgbe_get_eeprom_len, 3778 .get_eeprom = ixgbe_get_eeprom, 3779 .set_eeprom = ixgbe_set_eeprom, 3780 .get_ringparam = ixgbe_get_ringparam, 3781 .set_ringparam = ixgbe_set_ringparam, 3782 .get_pause_stats = ixgbe_get_pause_stats, 3783 .get_pauseparam = ixgbe_get_pauseparam, 3784 .set_pauseparam = ixgbe_set_pauseparam_e610, 3785 .get_msglevel = ixgbe_get_msglevel, 3786 .set_msglevel = ixgbe_set_msglevel, 3787 .self_test = ixgbe_diag_test, 3788 .get_strings = ixgbe_get_strings, 3789 .set_phys_id = ixgbe_set_phys_id_e610, 3790 .get_sset_count = ixgbe_get_sset_count, 3791 .get_ethtool_stats = ixgbe_get_ethtool_stats, 3792 .get_coalesce = ixgbe_get_coalesce, 3793 .set_coalesce = ixgbe_set_coalesce, 3794 .get_rxnfc = ixgbe_get_rxnfc, 3795 .set_rxnfc = ixgbe_set_rxnfc, 3796 .get_rxfh_indir_size = ixgbe_rss_indir_size, 3797 .get_rxfh_key_size = ixgbe_get_rxfh_key_size, 3798 .get_rxfh = ixgbe_get_rxfh, 3799 .set_rxfh = ixgbe_set_rxfh, 3800 .get_rxfh_fields = ixgbe_get_rxfh_fields, 3801 .set_rxfh_fields = ixgbe_set_rxfh_fields, 3802 .get_eee = ixgbe_get_eee, 3803 .set_eee = ixgbe_set_eee, 3804 .get_channels = ixgbe_get_channels, 3805 .set_channels = ixgbe_set_channels, 3806 .get_priv_flags = ixgbe_get_priv_flags, 3807 .set_priv_flags = ixgbe_set_priv_flags, 3808 .get_ts_info = ixgbe_get_ts_info, 3809 .get_module_info = ixgbe_get_module_info, 3810 .get_module_eeprom = ixgbe_get_module_eeprom, 3811 .get_link_ksettings = ixgbe_get_link_ksettings, 3812 .set_link_ksettings = ixgbe_set_link_ksettings, 3813 }; 3814 3815 void ixgbe_set_ethtool_ops(struct net_device *netdev) 3816 { 3817 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 3818 3819 if (adapter->hw.mac.type == ixgbe_mac_e610) 3820 netdev->ethtool_ops = &ixgbe_ethtool_ops_e610; 3821 else 3822 netdev->ethtool_ops = &ixgbe_ethtool_ops; 3823 } 3824