1/* 2 * ethtool.h: Defines for Linux ethtool. 3 * 4 * Copyright (C) 1998 David S. Miller (davem@redhat.com) 5 * Copyright 2001 Jeff Garzik <jgarzik@pobox.com> 6 * Portions Copyright 2001 Sun Microsystems (thockin@sun.com) 7 * Portions Copyright 2002 Intel (eli.kupermann@intel.com, 8 * christopher.leech@intel.com, 9 * scott.feldman@intel.com) 10 * Portions Copyright (C) Sun Microsystems 2008 11 */ 12 13#ifndef _UAPI_LINUX_ETHTOOL_H 14#define _UAPI_LINUX_ETHTOOL_H 15 16#include <linux/types.h> 17#include <linux/if_ether.h> 18 19/* All structures exposed to userland should be defined such that they 20 * have the same layout for 32-bit and 64-bit userland. 21 */ 22 23/** 24 * struct ethtool_cmd - link control and status 25 * @cmd: Command number = %ETHTOOL_GSET or %ETHTOOL_SSET 26 * @supported: Bitmask of %SUPPORTED_* flags for the link modes, 27 * physical connectors and other link features for which the 28 * interface supports autonegotiation or auto-detection. 29 * Read-only. 30 * @advertising: Bitmask of %ADVERTISED_* flags for the link modes, 31 * physical connectors and other link features that are 32 * advertised through autonegotiation or enabled for 33 * auto-detection. 34 * @speed: Low bits of the speed 35 * @duplex: Duplex mode; one of %DUPLEX_* 36 * @port: Physical connector type; one of %PORT_* 37 * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not 38 * applicable. For clause 45 PHYs this is the PRTAD. 39 * @transceiver: Historically used to distinguish different possible 40 * PHY types, but not in a consistent way. Deprecated. 41 * @autoneg: Enable/disable autonegotiation and auto-detection; 42 * either %AUTONEG_DISABLE or %AUTONEG_ENABLE 43 * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO 44 * protocols supported by the interface; 0 if unknown. 45 * Read-only. 46 * @maxtxpkt: Historically used to report TX IRQ coalescing; now 47 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. 48 * @maxrxpkt: Historically used to report RX IRQ coalescing; now 49 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. 50 * @speed_hi: High bits of the speed 51 * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of 52 * %ETH_TP_MDI_*. If the status is unknown or not applicable, the 53 * value will be %ETH_TP_MDI_INVALID. Read-only. 54 * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of 55 * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads 56 * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected. 57 * When written successfully, the link should be renegotiated if 58 * necessary. 59 * @lp_advertising: Bitmask of %ADVERTISED_* flags for the link modes 60 * and other link features that the link partner advertised 61 * through autonegotiation; 0 if unknown or not applicable. 62 * Read-only. 63 * 64 * The link speed in Mbps is split between @speed and @speed_hi. Use 65 * the ethtool_cmd_speed() and ethtool_cmd_speed_set() functions to 66 * access it. 67 * 68 * If autonegotiation is disabled, the speed and @duplex represent the 69 * fixed link mode and are writable if the driver supports multiple 70 * link modes. If it is enabled then they are read-only; if the link 71 * is up they represent the negotiated link mode; if the link is down, 72 * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and 73 * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode. 74 * 75 * Some hardware interfaces may have multiple PHYs and/or physical 76 * connectors fitted or do not allow the driver to detect which are 77 * fitted. For these interfaces @port and/or @phy_address may be 78 * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE. 79 * Otherwise, attempts to write different values may be ignored or 80 * rejected. 81 * 82 * Users should assume that all fields not marked read-only are 83 * writable and subject to validation by the driver. They should use 84 * %ETHTOOL_GSET to get the current values before making specific 85 * changes and then applying them with %ETHTOOL_SSET. 86 * 87 * Drivers that implement set_settings() should validate all fields 88 * other than @cmd that are not described as read-only or deprecated, 89 * and must ignore all fields described as read-only. 90 * 91 * Deprecated fields should be ignored by both users and drivers. 92 */ 93struct ethtool_cmd { 94 __u32 cmd; 95 __u32 supported; 96 __u32 advertising; 97 __u16 speed; 98 __u8 duplex; 99 __u8 port; 100 __u8 phy_address; 101 __u8 transceiver; 102 __u8 autoneg; 103 __u8 mdio_support; 104 __u32 maxtxpkt; 105 __u32 maxrxpkt; 106 __u16 speed_hi; 107 __u8 eth_tp_mdix; 108 __u8 eth_tp_mdix_ctrl; 109 __u32 lp_advertising; 110 __u32 reserved[2]; 111}; 112 113static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep, 114 __u32 speed) 115{ 116 117 ep->speed = (__u16)speed; 118 ep->speed_hi = (__u16)(speed >> 16); 119} 120 121static inline __u32 ethtool_cmd_speed(const struct ethtool_cmd *ep) 122{ 123 return (ep->speed_hi << 16) | ep->speed; 124} 125 126/* Device supports clause 22 register access to PHY or peripherals 127 * using the interface defined in <linux/mii.h>. This should not be 128 * set if there are known to be no such peripherals present or if 129 * the driver only emulates clause 22 registers for compatibility. 130 */ 131#define ETH_MDIO_SUPPORTS_C22 1 132 133/* Device supports clause 45 register access to PHY or peripherals 134 * using the interface defined in <linux/mii.h> and <linux/mdio.h>. 135 * This should not be set if there are known to be no such peripherals 136 * present. 137 */ 138#define ETH_MDIO_SUPPORTS_C45 2 139 140#define ETHTOOL_FWVERS_LEN 32 141#define ETHTOOL_BUSINFO_LEN 32 142#define ETHTOOL_EROMVERS_LEN 32 143 144/** 145 * struct ethtool_drvinfo - general driver and device information 146 * @cmd: Command number = %ETHTOOL_GDRVINFO 147 * @driver: Driver short name. This should normally match the name 148 * in its bus driver structure (e.g. pci_driver::name). Must 149 * not be an empty string. 150 * @version: Driver version string; may be an empty string 151 * @fw_version: Firmware version string; may be an empty string 152 * @erom_version: Expansion ROM version string; may be an empty string 153 * @bus_info: Device bus address. This should match the dev_name() 154 * string for the underlying bus device, if there is one. May be 155 * an empty string. 156 * @n_priv_flags: Number of flags valid for %ETHTOOL_GPFLAGS and 157 * %ETHTOOL_SPFLAGS commands; also the number of strings in the 158 * %ETH_SS_PRIV_FLAGS set 159 * @n_stats: Number of u64 statistics returned by the %ETHTOOL_GSTATS 160 * command; also the number of strings in the %ETH_SS_STATS set 161 * @testinfo_len: Number of results returned by the %ETHTOOL_TEST 162 * command; also the number of strings in the %ETH_SS_TEST set 163 * @eedump_len: Size of EEPROM accessible through the %ETHTOOL_GEEPROM 164 * and %ETHTOOL_SEEPROM commands, in bytes 165 * @regdump_len: Size of register dump returned by the %ETHTOOL_GREGS 166 * command, in bytes 167 * 168 * Users can use the %ETHTOOL_GSSET_INFO command to get the number of 169 * strings in any string set (from Linux 2.6.34). 170 * 171 * Drivers should set at most @driver, @version, @fw_version and 172 * @bus_info in their get_drvinfo() implementation. The ethtool 173 * core fills in the other fields using other driver operations. 174 */ 175struct ethtool_drvinfo { 176 __u32 cmd; 177 char driver[32]; 178 char version[32]; 179 char fw_version[ETHTOOL_FWVERS_LEN]; 180 char bus_info[ETHTOOL_BUSINFO_LEN]; 181 char erom_version[ETHTOOL_EROMVERS_LEN]; 182 char reserved2[12]; 183 __u32 n_priv_flags; 184 __u32 n_stats; 185 __u32 testinfo_len; 186 __u32 eedump_len; 187 __u32 regdump_len; 188}; 189 190#define SOPASS_MAX 6 191 192/** 193 * struct ethtool_wolinfo - Wake-On-Lan configuration 194 * @cmd: Command number = %ETHTOOL_GWOL or %ETHTOOL_SWOL 195 * @supported: Bitmask of %WAKE_* flags for supported Wake-On-Lan modes. 196 * Read-only. 197 * @wolopts: Bitmask of %WAKE_* flags for enabled Wake-On-Lan modes. 198 * @sopass: SecureOn(tm) password; meaningful only if %WAKE_MAGICSECURE 199 * is set in @wolopts. 200 */ 201struct ethtool_wolinfo { 202 __u32 cmd; 203 __u32 supported; 204 __u32 wolopts; 205 __u8 sopass[SOPASS_MAX]; 206}; 207 208/* for passing single values */ 209struct ethtool_value { 210 __u32 cmd; 211 __u32 data; 212}; 213 214enum tunable_id { 215 ETHTOOL_ID_UNSPEC, 216 ETHTOOL_RX_COPYBREAK, 217 ETHTOOL_TX_COPYBREAK, 218 /* 219 * Add your fresh new tubale attribute above and remember to update 220 * tunable_strings[] in net/core/ethtool.c 221 */ 222 __ETHTOOL_TUNABLE_COUNT, 223}; 224 225enum tunable_type_id { 226 ETHTOOL_TUNABLE_UNSPEC, 227 ETHTOOL_TUNABLE_U8, 228 ETHTOOL_TUNABLE_U16, 229 ETHTOOL_TUNABLE_U32, 230 ETHTOOL_TUNABLE_U64, 231 ETHTOOL_TUNABLE_STRING, 232 ETHTOOL_TUNABLE_S8, 233 ETHTOOL_TUNABLE_S16, 234 ETHTOOL_TUNABLE_S32, 235 ETHTOOL_TUNABLE_S64, 236}; 237 238struct ethtool_tunable { 239 __u32 cmd; 240 __u32 id; 241 __u32 type_id; 242 __u32 len; 243 void *data[0]; 244}; 245 246/** 247 * struct ethtool_regs - hardware register dump 248 * @cmd: Command number = %ETHTOOL_GREGS 249 * @version: Dump format version. This is driver-specific and may 250 * distinguish different chips/revisions. Drivers must use new 251 * version numbers whenever the dump format changes in an 252 * incompatible way. 253 * @len: On entry, the real length of @data. On return, the number of 254 * bytes used. 255 * @data: Buffer for the register dump 256 * 257 * Users should use %ETHTOOL_GDRVINFO to find the maximum length of 258 * a register dump for the interface. They must allocate the buffer 259 * immediately following this structure. 260 */ 261struct ethtool_regs { 262 __u32 cmd; 263 __u32 version; 264 __u32 len; 265 __u8 data[0]; 266}; 267 268/** 269 * struct ethtool_eeprom - EEPROM dump 270 * @cmd: Command number = %ETHTOOL_GEEPROM, %ETHTOOL_GMODULEEEPROM or 271 * %ETHTOOL_SEEPROM 272 * @magic: A 'magic cookie' value to guard against accidental changes. 273 * The value passed in to %ETHTOOL_SEEPROM must match the value 274 * returned by %ETHTOOL_GEEPROM for the same device. This is 275 * unused when @cmd is %ETHTOOL_GMODULEEEPROM. 276 * @offset: Offset within the EEPROM to begin reading/writing, in bytes 277 * @len: On entry, number of bytes to read/write. On successful 278 * return, number of bytes actually read/written. In case of 279 * error, this may indicate at what point the error occurred. 280 * @data: Buffer to read/write from 281 * 282 * Users may use %ETHTOOL_GDRVINFO or %ETHTOOL_GMODULEINFO to find 283 * the length of an on-board or module EEPROM, respectively. They 284 * must allocate the buffer immediately following this structure. 285 */ 286struct ethtool_eeprom { 287 __u32 cmd; 288 __u32 magic; 289 __u32 offset; 290 __u32 len; 291 __u8 data[0]; 292}; 293 294/** 295 * struct ethtool_eee - Energy Efficient Ethernet information 296 * @cmd: ETHTOOL_{G,S}EEE 297 * @supported: Mask of %SUPPORTED_* flags for the speed/duplex combinations 298 * for which there is EEE support. 299 * @advertised: Mask of %ADVERTISED_* flags for the speed/duplex combinations 300 * advertised as eee capable. 301 * @lp_advertised: Mask of %ADVERTISED_* flags for the speed/duplex 302 * combinations advertised by the link partner as eee capable. 303 * @eee_active: Result of the eee auto negotiation. 304 * @eee_enabled: EEE configured mode (enabled/disabled). 305 * @tx_lpi_enabled: Whether the interface should assert its tx lpi, given 306 * that eee was negotiated. 307 * @tx_lpi_timer: Time in microseconds the interface delays prior to asserting 308 * its tx lpi (after reaching 'idle' state). Effective only when eee 309 * was negotiated and tx_lpi_enabled was set. 310 */ 311struct ethtool_eee { 312 __u32 cmd; 313 __u32 supported; 314 __u32 advertised; 315 __u32 lp_advertised; 316 __u32 eee_active; 317 __u32 eee_enabled; 318 __u32 tx_lpi_enabled; 319 __u32 tx_lpi_timer; 320 __u32 reserved[2]; 321}; 322 323/** 324 * struct ethtool_modinfo - plugin module eeprom information 325 * @cmd: %ETHTOOL_GMODULEINFO 326 * @type: Standard the module information conforms to %ETH_MODULE_SFF_xxxx 327 * @eeprom_len: Length of the eeprom 328 * 329 * This structure is used to return the information to 330 * properly size memory for a subsequent call to %ETHTOOL_GMODULEEEPROM. 331 * The type code indicates the eeprom data format 332 */ 333struct ethtool_modinfo { 334 __u32 cmd; 335 __u32 type; 336 __u32 eeprom_len; 337 __u32 reserved[8]; 338}; 339 340/** 341 * struct ethtool_coalesce - coalescing parameters for IRQs and stats updates 342 * @cmd: ETHTOOL_{G,S}COALESCE 343 * @rx_coalesce_usecs: How many usecs to delay an RX interrupt after 344 * a packet arrives. 345 * @rx_max_coalesced_frames: Maximum number of packets to receive 346 * before an RX interrupt. 347 * @rx_coalesce_usecs_irq: Same as @rx_coalesce_usecs, except that 348 * this value applies while an IRQ is being serviced by the host. 349 * @rx_max_coalesced_frames_irq: Same as @rx_max_coalesced_frames, 350 * except that this value applies while an IRQ is being serviced 351 * by the host. 352 * @tx_coalesce_usecs: How many usecs to delay a TX interrupt after 353 * a packet is sent. 354 * @tx_max_coalesced_frames: Maximum number of packets to be sent 355 * before a TX interrupt. 356 * @tx_coalesce_usecs_irq: Same as @tx_coalesce_usecs, except that 357 * this value applies while an IRQ is being serviced by the host. 358 * @tx_max_coalesced_frames_irq: Same as @tx_max_coalesced_frames, 359 * except that this value applies while an IRQ is being serviced 360 * by the host. 361 * @stats_block_coalesce_usecs: How many usecs to delay in-memory 362 * statistics block updates. Some drivers do not have an 363 * in-memory statistic block, and in such cases this value is 364 * ignored. This value must not be zero. 365 * @use_adaptive_rx_coalesce: Enable adaptive RX coalescing. 366 * @use_adaptive_tx_coalesce: Enable adaptive TX coalescing. 367 * @pkt_rate_low: Threshold for low packet rate (packets per second). 368 * @rx_coalesce_usecs_low: How many usecs to delay an RX interrupt after 369 * a packet arrives, when the packet rate is below @pkt_rate_low. 370 * @rx_max_coalesced_frames_low: Maximum number of packets to be received 371 * before an RX interrupt, when the packet rate is below @pkt_rate_low. 372 * @tx_coalesce_usecs_low: How many usecs to delay a TX interrupt after 373 * a packet is sent, when the packet rate is below @pkt_rate_low. 374 * @tx_max_coalesced_frames_low: Maximum nuumber of packets to be sent before 375 * a TX interrupt, when the packet rate is below @pkt_rate_low. 376 * @pkt_rate_high: Threshold for high packet rate (packets per second). 377 * @rx_coalesce_usecs_high: How many usecs to delay an RX interrupt after 378 * a packet arrives, when the packet rate is above @pkt_rate_high. 379 * @rx_max_coalesced_frames_high: Maximum number of packets to be received 380 * before an RX interrupt, when the packet rate is above @pkt_rate_high. 381 * @tx_coalesce_usecs_high: How many usecs to delay a TX interrupt after 382 * a packet is sent, when the packet rate is above @pkt_rate_high. 383 * @tx_max_coalesced_frames_high: Maximum number of packets to be sent before 384 * a TX interrupt, when the packet rate is above @pkt_rate_high. 385 * @rate_sample_interval: How often to do adaptive coalescing packet rate 386 * sampling, measured in seconds. Must not be zero. 387 * 388 * Each pair of (usecs, max_frames) fields specifies that interrupts 389 * should be coalesced until 390 * (usecs > 0 && time_since_first_completion >= usecs) || 391 * (max_frames > 0 && completed_frames >= max_frames) 392 * 393 * It is illegal to set both usecs and max_frames to zero as this 394 * would cause interrupts to never be generated. To disable 395 * coalescing, set usecs = 0 and max_frames = 1. 396 * 397 * Some implementations ignore the value of max_frames and use the 398 * condition time_since_first_completion >= usecs 399 * 400 * This is deprecated. Drivers for hardware that does not support 401 * counting completions should validate that max_frames == !rx_usecs. 402 * 403 * Adaptive RX/TX coalescing is an algorithm implemented by some 404 * drivers to improve latency under low packet rates and improve 405 * throughput under high packet rates. Some drivers only implement 406 * one of RX or TX adaptive coalescing. Anything not implemented by 407 * the driver causes these values to be silently ignored. 408 * 409 * When the packet rate is below @pkt_rate_high but above 410 * @pkt_rate_low (both measured in packets per second) the 411 * normal {rx,tx}_* coalescing parameters are used. 412 */ 413struct ethtool_coalesce { 414 __u32 cmd; 415 __u32 rx_coalesce_usecs; 416 __u32 rx_max_coalesced_frames; 417 __u32 rx_coalesce_usecs_irq; 418 __u32 rx_max_coalesced_frames_irq; 419 __u32 tx_coalesce_usecs; 420 __u32 tx_max_coalesced_frames; 421 __u32 tx_coalesce_usecs_irq; 422 __u32 tx_max_coalesced_frames_irq; 423 __u32 stats_block_coalesce_usecs; 424 __u32 use_adaptive_rx_coalesce; 425 __u32 use_adaptive_tx_coalesce; 426 __u32 pkt_rate_low; 427 __u32 rx_coalesce_usecs_low; 428 __u32 rx_max_coalesced_frames_low; 429 __u32 tx_coalesce_usecs_low; 430 __u32 tx_max_coalesced_frames_low; 431 __u32 pkt_rate_high; 432 __u32 rx_coalesce_usecs_high; 433 __u32 rx_max_coalesced_frames_high; 434 __u32 tx_coalesce_usecs_high; 435 __u32 tx_max_coalesced_frames_high; 436 __u32 rate_sample_interval; 437}; 438 439/** 440 * struct ethtool_ringparam - RX/TX ring parameters 441 * @cmd: Command number = %ETHTOOL_GRINGPARAM or %ETHTOOL_SRINGPARAM 442 * @rx_max_pending: Maximum supported number of pending entries per 443 * RX ring. Read-only. 444 * @rx_mini_max_pending: Maximum supported number of pending entries 445 * per RX mini ring. Read-only. 446 * @rx_jumbo_max_pending: Maximum supported number of pending entries 447 * per RX jumbo ring. Read-only. 448 * @tx_max_pending: Maximum supported number of pending entries per 449 * TX ring. Read-only. 450 * @rx_pending: Current maximum number of pending entries per RX ring 451 * @rx_mini_pending: Current maximum number of pending entries per RX 452 * mini ring 453 * @rx_jumbo_pending: Current maximum number of pending entries per RX 454 * jumbo ring 455 * @tx_pending: Current maximum supported number of pending entries 456 * per TX ring 457 * 458 * If the interface does not have separate RX mini and/or jumbo rings, 459 * @rx_mini_max_pending and/or @rx_jumbo_max_pending will be 0. 460 * 461 * There may also be driver-dependent minimum values for the number 462 * of entries per ring. 463 */ 464struct ethtool_ringparam { 465 __u32 cmd; 466 __u32 rx_max_pending; 467 __u32 rx_mini_max_pending; 468 __u32 rx_jumbo_max_pending; 469 __u32 tx_max_pending; 470 __u32 rx_pending; 471 __u32 rx_mini_pending; 472 __u32 rx_jumbo_pending; 473 __u32 tx_pending; 474}; 475 476/** 477 * struct ethtool_channels - configuring number of network channel 478 * @cmd: ETHTOOL_{G,S}CHANNELS 479 * @max_rx: Read only. Maximum number of receive channel the driver support. 480 * @max_tx: Read only. Maximum number of transmit channel the driver support. 481 * @max_other: Read only. Maximum number of other channel the driver support. 482 * @max_combined: Read only. Maximum number of combined channel the driver 483 * support. Set of queues RX, TX or other. 484 * @rx_count: Valid values are in the range 1 to the max_rx. 485 * @tx_count: Valid values are in the range 1 to the max_tx. 486 * @other_count: Valid values are in the range 1 to the max_other. 487 * @combined_count: Valid values are in the range 1 to the max_combined. 488 * 489 * This can be used to configure RX, TX and other channels. 490 */ 491 492struct ethtool_channels { 493 __u32 cmd; 494 __u32 max_rx; 495 __u32 max_tx; 496 __u32 max_other; 497 __u32 max_combined; 498 __u32 rx_count; 499 __u32 tx_count; 500 __u32 other_count; 501 __u32 combined_count; 502}; 503 504/** 505 * struct ethtool_pauseparam - Ethernet pause (flow control) parameters 506 * @cmd: Command number = %ETHTOOL_GPAUSEPARAM or %ETHTOOL_SPAUSEPARAM 507 * @autoneg: Flag to enable autonegotiation of pause frame use 508 * @rx_pause: Flag to enable reception of pause frames 509 * @tx_pause: Flag to enable transmission of pause frames 510 * 511 * Drivers should reject a non-zero setting of @autoneg when 512 * autoneogotiation is disabled (or not supported) for the link. 513 * 514 * If the link is autonegotiated, drivers should use 515 * mii_advertise_flowctrl() or similar code to set the advertised 516 * pause frame capabilities based on the @rx_pause and @tx_pause flags, 517 * even if @autoneg is zero. They should also allow the advertised 518 * pause frame capabilities to be controlled directly through the 519 * advertising field of &struct ethtool_cmd. 520 * 521 * If @autoneg is non-zero, the MAC is configured to send and/or 522 * receive pause frames according to the result of autonegotiation. 523 * Otherwise, it is configured directly based on the @rx_pause and 524 * @tx_pause flags. 525 */ 526struct ethtool_pauseparam { 527 __u32 cmd; 528 __u32 autoneg; 529 __u32 rx_pause; 530 __u32 tx_pause; 531}; 532 533#define ETH_GSTRING_LEN 32 534 535/** 536 * enum ethtool_stringset - string set ID 537 * @ETH_SS_TEST: Self-test result names, for use with %ETHTOOL_TEST 538 * @ETH_SS_STATS: Statistic names, for use with %ETHTOOL_GSTATS 539 * @ETH_SS_PRIV_FLAGS: Driver private flag names, for use with 540 * %ETHTOOL_GPFLAGS and %ETHTOOL_SPFLAGS 541 * @ETH_SS_NTUPLE_FILTERS: Previously used with %ETHTOOL_GRXNTUPLE; 542 * now deprecated 543 * @ETH_SS_FEATURES: Device feature names 544 * @ETH_SS_RSS_HASH_FUNCS: RSS hush function names 545 */ 546enum ethtool_stringset { 547 ETH_SS_TEST = 0, 548 ETH_SS_STATS, 549 ETH_SS_PRIV_FLAGS, 550 ETH_SS_NTUPLE_FILTERS, 551 ETH_SS_FEATURES, 552 ETH_SS_RSS_HASH_FUNCS, 553 ETH_SS_TUNABLES, 554}; 555 556/** 557 * struct ethtool_gstrings - string set for data tagging 558 * @cmd: Command number = %ETHTOOL_GSTRINGS 559 * @string_set: String set ID; one of &enum ethtool_stringset 560 * @len: On return, the number of strings in the string set 561 * @data: Buffer for strings. Each string is null-padded to a size of 562 * %ETH_GSTRING_LEN. 563 * 564 * Users must use %ETHTOOL_GSSET_INFO to find the number of strings in 565 * the string set. They must allocate a buffer of the appropriate 566 * size immediately following this structure. 567 */ 568struct ethtool_gstrings { 569 __u32 cmd; 570 __u32 string_set; 571 __u32 len; 572 __u8 data[0]; 573}; 574 575/** 576 * struct ethtool_sset_info - string set information 577 * @cmd: Command number = %ETHTOOL_GSSET_INFO 578 * @sset_mask: On entry, a bitmask of string sets to query, with bits 579 * numbered according to &enum ethtool_stringset. On return, a 580 * bitmask of those string sets queried that are supported. 581 * @data: Buffer for string set sizes. On return, this contains the 582 * size of each string set that was queried and supported, in 583 * order of ID. 584 * 585 * Example: The user passes in @sset_mask = 0x7 (sets 0, 1, 2) and on 586 * return @sset_mask == 0x6 (sets 1, 2). Then @data[0] contains the 587 * size of set 1 and @data[1] contains the size of set 2. 588 * 589 * Users must allocate a buffer of the appropriate size (4 * number of 590 * sets queried) immediately following this structure. 591 */ 592struct ethtool_sset_info { 593 __u32 cmd; 594 __u32 reserved; 595 __u64 sset_mask; 596 __u32 data[0]; 597}; 598 599/** 600 * enum ethtool_test_flags - flags definition of ethtool_test 601 * @ETH_TEST_FL_OFFLINE: if set perform online and offline tests, otherwise 602 * only online tests. 603 * @ETH_TEST_FL_FAILED: Driver set this flag if test fails. 604 * @ETH_TEST_FL_EXTERNAL_LB: Application request to perform external loopback 605 * test. 606 * @ETH_TEST_FL_EXTERNAL_LB_DONE: Driver performed the external loopback test 607 */ 608 609enum ethtool_test_flags { 610 ETH_TEST_FL_OFFLINE = (1 << 0), 611 ETH_TEST_FL_FAILED = (1 << 1), 612 ETH_TEST_FL_EXTERNAL_LB = (1 << 2), 613 ETH_TEST_FL_EXTERNAL_LB_DONE = (1 << 3), 614}; 615 616/** 617 * struct ethtool_test - device self-test invocation 618 * @cmd: Command number = %ETHTOOL_TEST 619 * @flags: A bitmask of flags from &enum ethtool_test_flags. Some 620 * flags may be set by the user on entry; others may be set by 621 * the driver on return. 622 * @len: On return, the number of test results 623 * @data: Array of test results 624 * 625 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the 626 * number of test results that will be returned. They must allocate a 627 * buffer of the appropriate size (8 * number of results) immediately 628 * following this structure. 629 */ 630struct ethtool_test { 631 __u32 cmd; 632 __u32 flags; 633 __u32 reserved; 634 __u32 len; 635 __u64 data[0]; 636}; 637 638/** 639 * struct ethtool_stats - device-specific statistics 640 * @cmd: Command number = %ETHTOOL_GSTATS 641 * @n_stats: On return, the number of statistics 642 * @data: Array of statistics 643 * 644 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the 645 * number of statistics that will be returned. They must allocate a 646 * buffer of the appropriate size (8 * number of statistics) 647 * immediately following this structure. 648 */ 649struct ethtool_stats { 650 __u32 cmd; 651 __u32 n_stats; 652 __u64 data[0]; 653}; 654 655/** 656 * struct ethtool_perm_addr - permanent hardware address 657 * @cmd: Command number = %ETHTOOL_GPERMADDR 658 * @size: On entry, the size of the buffer. On return, the size of the 659 * address. The command fails if the buffer is too small. 660 * @data: Buffer for the address 661 * 662 * Users must allocate the buffer immediately following this structure. 663 * A buffer size of %MAX_ADDR_LEN should be sufficient for any address 664 * type. 665 */ 666struct ethtool_perm_addr { 667 __u32 cmd; 668 __u32 size; 669 __u8 data[0]; 670}; 671 672/* boolean flags controlling per-interface behavior characteristics. 673 * When reading, the flag indicates whether or not a certain behavior 674 * is enabled/present. When writing, the flag indicates whether 675 * or not the driver should turn on (set) or off (clear) a behavior. 676 * 677 * Some behaviors may read-only (unconditionally absent or present). 678 * If such is the case, return EINVAL in the set-flags operation if the 679 * flag differs from the read-only value. 680 */ 681enum ethtool_flags { 682 ETH_FLAG_TXVLAN = (1 << 7), /* TX VLAN offload enabled */ 683 ETH_FLAG_RXVLAN = (1 << 8), /* RX VLAN offload enabled */ 684 ETH_FLAG_LRO = (1 << 15), /* LRO is enabled */ 685 ETH_FLAG_NTUPLE = (1 << 27), /* N-tuple filters enabled */ 686 ETH_FLAG_RXHASH = (1 << 28), 687}; 688 689/* The following structures are for supporting RX network flow 690 * classification and RX n-tuple configuration. Note, all multibyte 691 * fields, e.g., ip4src, ip4dst, psrc, pdst, spi, etc. are expected to 692 * be in network byte order. 693 */ 694 695/** 696 * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc. 697 * @ip4src: Source host 698 * @ip4dst: Destination host 699 * @psrc: Source port 700 * @pdst: Destination port 701 * @tos: Type-of-service 702 * 703 * This can be used to specify a TCP/IPv4, UDP/IPv4 or SCTP/IPv4 flow. 704 */ 705struct ethtool_tcpip4_spec { 706 __be32 ip4src; 707 __be32 ip4dst; 708 __be16 psrc; 709 __be16 pdst; 710 __u8 tos; 711}; 712 713/** 714 * struct ethtool_ah_espip4_spec - flow specification for IPsec/IPv4 715 * @ip4src: Source host 716 * @ip4dst: Destination host 717 * @spi: Security parameters index 718 * @tos: Type-of-service 719 * 720 * This can be used to specify an IPsec transport or tunnel over IPv4. 721 */ 722struct ethtool_ah_espip4_spec { 723 __be32 ip4src; 724 __be32 ip4dst; 725 __be32 spi; 726 __u8 tos; 727}; 728 729#define ETH_RX_NFC_IP4 1 730 731/** 732 * struct ethtool_usrip4_spec - general flow specification for IPv4 733 * @ip4src: Source host 734 * @ip4dst: Destination host 735 * @l4_4_bytes: First 4 bytes of transport (layer 4) header 736 * @tos: Type-of-service 737 * @ip_ver: Value must be %ETH_RX_NFC_IP4; mask must be 0 738 * @proto: Transport protocol number; mask must be 0 739 */ 740struct ethtool_usrip4_spec { 741 __be32 ip4src; 742 __be32 ip4dst; 743 __be32 l4_4_bytes; 744 __u8 tos; 745 __u8 ip_ver; 746 __u8 proto; 747}; 748 749union ethtool_flow_union { 750 struct ethtool_tcpip4_spec tcp_ip4_spec; 751 struct ethtool_tcpip4_spec udp_ip4_spec; 752 struct ethtool_tcpip4_spec sctp_ip4_spec; 753 struct ethtool_ah_espip4_spec ah_ip4_spec; 754 struct ethtool_ah_espip4_spec esp_ip4_spec; 755 struct ethtool_usrip4_spec usr_ip4_spec; 756 struct ethhdr ether_spec; 757 __u8 hdata[52]; 758}; 759 760/** 761 * struct ethtool_flow_ext - additional RX flow fields 762 * @h_dest: destination MAC address 763 * @vlan_etype: VLAN EtherType 764 * @vlan_tci: VLAN tag control information 765 * @data: user defined data 766 * 767 * Note, @vlan_etype, @vlan_tci, and @data are only valid if %FLOW_EXT 768 * is set in &struct ethtool_rx_flow_spec @flow_type. 769 * @h_dest is valid if %FLOW_MAC_EXT is set. 770 */ 771struct ethtool_flow_ext { 772 __u8 padding[2]; 773 unsigned char h_dest[ETH_ALEN]; 774 __be16 vlan_etype; 775 __be16 vlan_tci; 776 __be32 data[2]; 777}; 778 779/** 780 * struct ethtool_rx_flow_spec - classification rule for RX flows 781 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 782 * @h_u: Flow fields to match (dependent on @flow_type) 783 * @h_ext: Additional fields to match 784 * @m_u: Masks for flow field bits to be matched 785 * @m_ext: Masks for additional field bits to be matched 786 * Note, all additional fields must be ignored unless @flow_type 787 * includes the %FLOW_EXT or %FLOW_MAC_EXT flag 788 * (see &struct ethtool_flow_ext description). 789 * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC 790 * if packets should be discarded 791 * @location: Location of rule in the table. Locations must be 792 * numbered such that a flow matching multiple rules will be 793 * classified according to the first (lowest numbered) rule. 794 */ 795struct ethtool_rx_flow_spec { 796 __u32 flow_type; 797 union ethtool_flow_union h_u; 798 struct ethtool_flow_ext h_ext; 799 union ethtool_flow_union m_u; 800 struct ethtool_flow_ext m_ext; 801 __u64 ring_cookie; 802 __u32 location; 803}; 804 805/* How rings are layed out when accessing virtual functions or 806 * offloaded queues is device specific. To allow users to do flow 807 * steering and specify these queues the ring cookie is partitioned 808 * into a 32bit queue index with an 8 bit virtual function id. 809 * This also leaves the 3bytes for further specifiers. It is possible 810 * future devices may support more than 256 virtual functions if 811 * devices start supporting PCIe w/ARI. However at the moment I 812 * do not know of any devices that support this so I do not reserve 813 * space for this at this time. If a future patch consumes the next 814 * byte it should be aware of this possiblity. 815 */ 816#define ETHTOOL_RX_FLOW_SPEC_RING 0x00000000FFFFFFFFLL 817#define ETHTOOL_RX_FLOW_SPEC_RING_VF 0x000000FF00000000LL 818#define ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF 32 819static inline __u64 ethtool_get_flow_spec_ring(__u64 ring_cookie) 820{ 821 return ETHTOOL_RX_FLOW_SPEC_RING & ring_cookie; 822}; 823 824static inline __u64 ethtool_get_flow_spec_ring_vf(__u64 ring_cookie) 825{ 826 return (ETHTOOL_RX_FLOW_SPEC_RING_VF & ring_cookie) >> 827 ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF; 828}; 829 830/** 831 * struct ethtool_rxnfc - command to get or set RX flow classification rules 832 * @cmd: Specific command number - %ETHTOOL_GRXFH, %ETHTOOL_SRXFH, 833 * %ETHTOOL_GRXRINGS, %ETHTOOL_GRXCLSRLCNT, %ETHTOOL_GRXCLSRULE, 834 * %ETHTOOL_GRXCLSRLALL, %ETHTOOL_SRXCLSRLDEL or %ETHTOOL_SRXCLSRLINS 835 * @flow_type: Type of flow to be affected, e.g. %TCP_V4_FLOW 836 * @data: Command-dependent value 837 * @fs: Flow classification rule 838 * @rule_cnt: Number of rules to be affected 839 * @rule_locs: Array of used rule locations 840 * 841 * For %ETHTOOL_GRXFH and %ETHTOOL_SRXFH, @data is a bitmask indicating 842 * the fields included in the flow hash, e.g. %RXH_IP_SRC. The following 843 * structure fields must not be used. 844 * 845 * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues 846 * on return. 847 * 848 * For %ETHTOOL_GRXCLSRLCNT, @rule_cnt is set to the number of defined 849 * rules on return. If @data is non-zero on return then it is the 850 * size of the rule table, plus the flag %RX_CLS_LOC_SPECIAL if the 851 * driver supports any special location values. If that flag is not 852 * set in @data then special location values should not be used. 853 * 854 * For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the location of an 855 * existing rule on entry and @fs contains the rule on return. 856 * 857 * For %ETHTOOL_GRXCLSRLALL, @rule_cnt specifies the array size of the 858 * user buffer for @rule_locs on entry. On return, @data is the size 859 * of the rule table, @rule_cnt is the number of defined rules, and 860 * @rule_locs contains the locations of the defined rules. Drivers 861 * must use the second parameter to get_rxnfc() instead of @rule_locs. 862 * 863 * For %ETHTOOL_SRXCLSRLINS, @fs specifies the rule to add or update. 864 * @fs.@location either specifies the location to use or is a special 865 * location value with %RX_CLS_LOC_SPECIAL flag set. On return, 866 * @fs.@location is the actual rule location. 867 * 868 * For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the location of an 869 * existing rule on entry. 870 * 871 * A driver supporting the special location values for 872 * %ETHTOOL_SRXCLSRLINS may add the rule at any suitable unused 873 * location, and may remove a rule at a later location (lower 874 * priority) that matches exactly the same set of flows. The special 875 * values are %RX_CLS_LOC_ANY, selecting any location; 876 * %RX_CLS_LOC_FIRST, selecting the first suitable location (maximum 877 * priority); and %RX_CLS_LOC_LAST, selecting the last suitable 878 * location (minimum priority). Additional special values may be 879 * defined in future and drivers must return -%EINVAL for any 880 * unrecognised value. 881 */ 882struct ethtool_rxnfc { 883 __u32 cmd; 884 __u32 flow_type; 885 __u64 data; 886 struct ethtool_rx_flow_spec fs; 887 __u32 rule_cnt; 888 __u32 rule_locs[0]; 889}; 890 891 892/** 893 * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection 894 * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR 895 * @size: On entry, the array size of the user buffer, which may be zero. 896 * On return from %ETHTOOL_GRXFHINDIR, the array size of the hardware 897 * indirection table. 898 * @ring_index: RX ring/queue index for each hash value 899 * 900 * For %ETHTOOL_GRXFHINDIR, a @size of zero means that only the size 901 * should be returned. For %ETHTOOL_SRXFHINDIR, a @size of zero means 902 * the table should be reset to default values. This last feature 903 * is not supported by the original implementations. 904 */ 905struct ethtool_rxfh_indir { 906 __u32 cmd; 907 __u32 size; 908 __u32 ring_index[0]; 909}; 910 911/** 912 * struct ethtool_rxfh - command to get/set RX flow hash indir or/and hash key. 913 * @cmd: Specific command number - %ETHTOOL_GRSSH or %ETHTOOL_SRSSH 914 * @rss_context: RSS context identifier. 915 * @indir_size: On entry, the array size of the user buffer for the 916 * indirection table, which may be zero, or (for %ETHTOOL_SRSSH), 917 * %ETH_RXFH_INDIR_NO_CHANGE. On return from %ETHTOOL_GRSSH, 918 * the array size of the hardware indirection table. 919 * @key_size: On entry, the array size of the user buffer for the hash key, 920 * which may be zero. On return from %ETHTOOL_GRSSH, the size of the 921 * hardware hash key. 922 * @hfunc: Defines the current RSS hash function used by HW (or to be set to). 923 * Valid values are one of the %ETH_RSS_HASH_*. 924 * @rsvd: Reserved for future extensions. 925 * @rss_config: RX ring/queue index for each hash value i.e., indirection table 926 * of @indir_size __u32 elements, followed by hash key of @key_size 927 * bytes. 928 * 929 * For %ETHTOOL_GRSSH, a @indir_size and key_size of zero means that only the 930 * size should be returned. For %ETHTOOL_SRSSH, an @indir_size of 931 * %ETH_RXFH_INDIR_NO_CHANGE means that indir table setting is not requested 932 * and a @indir_size of zero means the indir table should be reset to default 933 * values. An hfunc of zero means that hash function setting is not requested. 934 */ 935struct ethtool_rxfh { 936 __u32 cmd; 937 __u32 rss_context; 938 __u32 indir_size; 939 __u32 key_size; 940 __u8 hfunc; 941 __u8 rsvd8[3]; 942 __u32 rsvd32; 943 __u32 rss_config[0]; 944}; 945#define ETH_RXFH_INDIR_NO_CHANGE 0xffffffff 946 947/** 948 * struct ethtool_rx_ntuple_flow_spec - specification for RX flow filter 949 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 950 * @h_u: Flow field values to match (dependent on @flow_type) 951 * @m_u: Masks for flow field value bits to be ignored 952 * @vlan_tag: VLAN tag to match 953 * @vlan_tag_mask: Mask for VLAN tag bits to be ignored 954 * @data: Driver-dependent data to match 955 * @data_mask: Mask for driver-dependent data bits to be ignored 956 * @action: RX ring/queue index to deliver to (non-negative) or other action 957 * (negative, e.g. %ETHTOOL_RXNTUPLE_ACTION_DROP) 958 * 959 * For flow types %TCP_V4_FLOW, %UDP_V4_FLOW and %SCTP_V4_FLOW, where 960 * a field value and mask are both zero this is treated as if all mask 961 * bits are set i.e. the field is ignored. 962 */ 963struct ethtool_rx_ntuple_flow_spec { 964 __u32 flow_type; 965 union { 966 struct ethtool_tcpip4_spec tcp_ip4_spec; 967 struct ethtool_tcpip4_spec udp_ip4_spec; 968 struct ethtool_tcpip4_spec sctp_ip4_spec; 969 struct ethtool_ah_espip4_spec ah_ip4_spec; 970 struct ethtool_ah_espip4_spec esp_ip4_spec; 971 struct ethtool_usrip4_spec usr_ip4_spec; 972 struct ethhdr ether_spec; 973 __u8 hdata[72]; 974 } h_u, m_u; 975 976 __u16 vlan_tag; 977 __u16 vlan_tag_mask; 978 __u64 data; 979 __u64 data_mask; 980 981 __s32 action; 982#define ETHTOOL_RXNTUPLE_ACTION_DROP (-1) /* drop packet */ 983#define ETHTOOL_RXNTUPLE_ACTION_CLEAR (-2) /* clear filter */ 984}; 985 986/** 987 * struct ethtool_rx_ntuple - command to set or clear RX flow filter 988 * @cmd: Command number - %ETHTOOL_SRXNTUPLE 989 * @fs: Flow filter specification 990 */ 991struct ethtool_rx_ntuple { 992 __u32 cmd; 993 struct ethtool_rx_ntuple_flow_spec fs; 994}; 995 996#define ETHTOOL_FLASH_MAX_FILENAME 128 997enum ethtool_flash_op_type { 998 ETHTOOL_FLASH_ALL_REGIONS = 0, 999}; 1000
1001/* for passing firmware flashing related parameters */ 1002struct ethtool_flash { 1003 __u32 cmd; 1004 __u32 region; 1005 char data[ETHTOOL_FLASH_MAX_FILENAME]; 1006}; 1007 1008/** 1009 * struct ethtool_dump - used for retrieving, setting device dump 1010 * @cmd: Command number - %ETHTOOL_GET_DUMP_FLAG, %ETHTOOL_GET_DUMP_DATA, or 1011 * %ETHTOOL_SET_DUMP 1012 * @version: FW version of the dump, filled in by driver 1013 * @flag: driver dependent flag for dump setting, filled in by driver during 1014 * get and filled in by ethtool for set operation. 1015 * flag must be initialized by macro ETH_FW_DUMP_DISABLE value when 1016 * firmware dump is disabled. 1017 * @len: length of dump data, used as the length of the user buffer on entry to 1018 * %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver 1019 * for %ETHTOOL_GET_DUMP_FLAG command 1020 * @data: data collected for get dump data operation 1021 */ 1022struct ethtool_dump { 1023 __u32 cmd; 1024 __u32 version; 1025 __u32 flag; 1026 __u32 len; 1027 __u8 data[0]; 1028}; 1029 1030#define ETH_FW_DUMP_DISABLE 0 1031 1032/* for returning and changing feature sets */ 1033 1034/** 1035 * struct ethtool_get_features_block - block with state of 32 features 1036 * @available: mask of changeable features 1037 * @requested: mask of features requested to be enabled if possible 1038 * @active: mask of currently enabled features 1039 * @never_changed: mask of features not changeable for any device 1040 */ 1041struct ethtool_get_features_block { 1042 __u32 available; 1043 __u32 requested; 1044 __u32 active; 1045 __u32 never_changed; 1046}; 1047 1048/** 1049 * struct ethtool_gfeatures - command to get state of device's features 1050 * @cmd: command number = %ETHTOOL_GFEATURES 1051 * @size: On entry, the number of elements in the features[] array; 1052 * on return, the number of elements in features[] needed to hold 1053 * all features 1054 * @features: state of features 1055 */ 1056struct ethtool_gfeatures { 1057 __u32 cmd; 1058 __u32 size; 1059 struct ethtool_get_features_block features[0]; 1060}; 1061 1062/** 1063 * struct ethtool_set_features_block - block with request for 32 features 1064 * @valid: mask of features to be changed 1065 * @requested: values of features to be changed 1066 */ 1067struct ethtool_set_features_block { 1068 __u32 valid; 1069 __u32 requested; 1070}; 1071 1072/** 1073 * struct ethtool_sfeatures - command to request change in device's features 1074 * @cmd: command number = %ETHTOOL_SFEATURES 1075 * @size: array size of the features[] array 1076 * @features: feature change masks 1077 */ 1078struct ethtool_sfeatures { 1079 __u32 cmd; 1080 __u32 size; 1081 struct ethtool_set_features_block features[0]; 1082}; 1083 1084/** 1085 * struct ethtool_ts_info - holds a device's timestamping and PHC association 1086 * @cmd: command number = %ETHTOOL_GET_TS_INFO 1087 * @so_timestamping: bit mask of the sum of the supported SO_TIMESTAMPING flags 1088 * @phc_index: device index of the associated PHC, or -1 if there is none 1089 * @tx_types: bit mask of the supported hwtstamp_tx_types enumeration values 1090 * @rx_filters: bit mask of the supported hwtstamp_rx_filters enumeration values 1091 * 1092 * The bits in the 'tx_types' and 'rx_filters' fields correspond to 1093 * the 'hwtstamp_tx_types' and 'hwtstamp_rx_filters' enumeration values, 1094 * respectively. For example, if the device supports HWTSTAMP_TX_ON, 1095 * then (1 << HWTSTAMP_TX_ON) in 'tx_types' will be set. 1096 */ 1097struct ethtool_ts_info { 1098 __u32 cmd; 1099 __u32 so_timestamping; 1100 __s32 phc_index; 1101 __u32 tx_types; 1102 __u32 tx_reserved[3]; 1103 __u32 rx_filters; 1104 __u32 rx_reserved[3]; 1105}; 1106 1107/* 1108 * %ETHTOOL_SFEATURES changes features present in features[].valid to the 1109 * values of corresponding bits in features[].requested. Bits in .requested 1110 * not set in .valid or not changeable are ignored. 1111 * 1112 * Returns %EINVAL when .valid contains undefined or never-changeable bits 1113 * or size is not equal to required number of features words (32-bit blocks). 1114 * Returns >= 0 if request was completed; bits set in the value mean: 1115 * %ETHTOOL_F_UNSUPPORTED - there were bits set in .valid that are not 1116 * changeable (not present in %ETHTOOL_GFEATURES' features[].available) 1117 * those bits were ignored. 1118 * %ETHTOOL_F_WISH - some or all changes requested were recorded but the 1119 * resulting state of bits masked by .valid is not equal to .requested. 1120 * Probably there are other device-specific constraints on some features 1121 * in the set. When %ETHTOOL_F_UNSUPPORTED is set, .valid is considered 1122 * here as though ignored bits were cleared. 1123 * %ETHTOOL_F_COMPAT - some or all changes requested were made by calling 1124 * compatibility functions. Requested offload state cannot be properly 1125 * managed by kernel. 1126 * 1127 * Meaning of bits in the masks are obtained by %ETHTOOL_GSSET_INFO (number of 1128 * bits in the arrays - always multiple of 32) and %ETHTOOL_GSTRINGS commands 1129 * for ETH_SS_FEATURES string set. First entry in the table corresponds to least 1130 * significant bit in features[0] fields. Empty strings mark undefined features. 1131 */ 1132enum ethtool_sfeatures_retval_bits { 1133 ETHTOOL_F_UNSUPPORTED__BIT, 1134 ETHTOOL_F_WISH__BIT, 1135 ETHTOOL_F_COMPAT__BIT, 1136}; 1137 1138#define ETHTOOL_F_UNSUPPORTED (1 << ETHTOOL_F_UNSUPPORTED__BIT) 1139#define ETHTOOL_F_WISH (1 << ETHTOOL_F_WISH__BIT) 1140#define ETHTOOL_F_COMPAT (1 << ETHTOOL_F_COMPAT__BIT) 1141 1142 1143/* CMDs currently supported */ 1144#define ETHTOOL_GSET 0x00000001 /* Get settings. */ 1145#define ETHTOOL_SSET 0x00000002 /* Set settings. */ 1146#define ETHTOOL_GDRVINFO 0x00000003 /* Get driver info. */ 1147#define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */ 1148#define ETHTOOL_GWOL 0x00000005 /* Get wake-on-lan options. */ 1149#define ETHTOOL_SWOL 0x00000006 /* Set wake-on-lan options. */ 1150#define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */ 1151#define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */ 1152#define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */ 1153/* Get link status for host, i.e. whether the interface *and* the 1154 * physical port (if there is one) are up (ethtool_value). */ 1155#define ETHTOOL_GLINK 0x0000000a 1156#define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */ 1157#define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */ 1158#define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */ 1159#define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */ 1160#define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */ 1161#define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters. */ 1162#define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */ 1163#define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */ 1164#define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */ 1165#define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */ 1166#define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */ 1167#define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */ 1168#define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable 1169 * (ethtool_value) */ 1170#define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable 1171 * (ethtool_value). */ 1172#define ETHTOOL_TEST 0x0000001a /* execute NIC self-test. */ 1173#define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */ 1174#define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */ 1175#define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */ 1176#define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */ 1177#define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */ 1178#define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */ 1179#define ETHTOOL_GUFO 0x00000021 /* Get UFO enable (ethtool_value) */ 1180#define ETHTOOL_SUFO 0x00000022 /* Set UFO enable (ethtool_value) */ 1181#define ETHTOOL_GGSO 0x00000023 /* Get GSO enable (ethtool_value) */ 1182#define ETHTOOL_SGSO 0x00000024 /* Set GSO enable (ethtool_value) */ 1183#define ETHTOOL_GFLAGS 0x00000025 /* Get flags bitmap(ethtool_value) */ 1184#define ETHTOOL_SFLAGS 0x00000026 /* Set flags bitmap(ethtool_value) */ 1185#define ETHTOOL_GPFLAGS 0x00000027 /* Get driver-private flags bitmap */ 1186#define ETHTOOL_SPFLAGS 0x00000028 /* Set driver-private flags bitmap */ 1187 1188#define ETHTOOL_GRXFH 0x00000029 /* Get RX flow hash configuration */ 1189#define ETHTOOL_SRXFH 0x0000002a /* Set RX flow hash configuration */ 1190#define ETHTOOL_GGRO 0x0000002b /* Get GRO enable (ethtool_value) */ 1191#define ETHTOOL_SGRO 0x0000002c /* Set GRO enable (ethtool_value) */ 1192#define ETHTOOL_GRXRINGS 0x0000002d /* Get RX rings available for LB */ 1193#define ETHTOOL_GRXCLSRLCNT 0x0000002e /* Get RX class rule count */ 1194#define ETHTOOL_GRXCLSRULE 0x0000002f /* Get RX classification rule */ 1195#define ETHTOOL_GRXCLSRLALL 0x00000030 /* Get all RX classification rule */ 1196#define ETHTOOL_SRXCLSRLDEL 0x00000031 /* Delete RX classification rule */ 1197#define ETHTOOL_SRXCLSRLINS 0x00000032 /* Insert RX classification rule */ 1198#define ETHTOOL_FLASHDEV 0x00000033 /* Flash firmware to device */ 1199#define ETHTOOL_RESET 0x00000034 /* Reset hardware */ 1200#define ETHTOOL_SRXNTUPLE 0x00000035 /* Add an n-tuple filter to device */ 1201#define ETHTOOL_GRXNTUPLE 0x00000036 /* deprecated */ 1202#define ETHTOOL_GSSET_INFO 0x00000037 /* Get string set info */ 1203#define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */ 1204#define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */ 1205 1206#define ETHTOOL_GFEATURES 0x0000003a /* Get device offload settings */ 1207#define ETHTOOL_SFEATURES 0x0000003b /* Change device offload settings */ 1208#define ETHTOOL_GCHANNELS 0x0000003c /* Get no of channels */ 1209#define ETHTOOL_SCHANNELS 0x0000003d /* Set no of channels */ 1210#define ETHTOOL_SET_DUMP 0x0000003e /* Set dump settings */ 1211#define ETHTOOL_GET_DUMP_FLAG 0x0000003f /* Get dump settings */ 1212#define ETHTOOL_GET_DUMP_DATA 0x00000040 /* Get dump data */ 1213#define ETHTOOL_GET_TS_INFO 0x00000041 /* Get time stamping and PHC info */ 1214#define ETHTOOL_GMODULEINFO 0x00000042 /* Get plug-in module information */ 1215#define ETHTOOL_GMODULEEEPROM 0x00000043 /* Get plug-in module eeprom */ 1216#define ETHTOOL_GEEE 0x00000044 /* Get EEE settings */ 1217#define ETHTOOL_SEEE 0x00000045 /* Set EEE settings */ 1218 1219#define ETHTOOL_GRSSH 0x00000046 /* Get RX flow hash configuration */ 1220#define ETHTOOL_SRSSH 0x00000047 /* Set RX flow hash configuration */ 1221#define ETHTOOL_GTUNABLE 0x00000048 /* Get tunable configuration */ 1222#define ETHTOOL_STUNABLE 0x00000049 /* Set tunable configuration */ 1223 1224/* compatibility with older code */ 1225#define SPARC_ETH_GSET ETHTOOL_GSET 1226#define SPARC_ETH_SSET ETHTOOL_SSET 1227 1228#define SUPPORTED_10baseT_Half (1 << 0) 1229#define SUPPORTED_10baseT_Full (1 << 1) 1230#define SUPPORTED_100baseT_Half (1 << 2) 1231#define SUPPORTED_100baseT_Full (1 << 3) 1232#define SUPPORTED_1000baseT_Half (1 << 4) 1233#define SUPPORTED_1000baseT_Full (1 << 5) 1234#define SUPPORTED_Autoneg (1 << 6) 1235#define SUPPORTED_TP (1 << 7) 1236#define SUPPORTED_AUI (1 << 8) 1237#define SUPPORTED_MII (1 << 9) 1238#define SUPPORTED_FIBRE (1 << 10) 1239#define SUPPORTED_BNC (1 << 11) 1240#define SUPPORTED_10000baseT_Full (1 << 12) 1241#define SUPPORTED_Pause (1 << 13) 1242#define SUPPORTED_Asym_Pause (1 << 14) 1243#define SUPPORTED_2500baseX_Full (1 << 15) 1244#define SUPPORTED_Backplane (1 << 16) 1245#define SUPPORTED_1000baseKX_Full (1 << 17) 1246#define SUPPORTED_10000baseKX4_Full (1 << 18) 1247#define SUPPORTED_10000baseKR_Full (1 << 19) 1248#define SUPPORTED_10000baseR_FEC (1 << 20) 1249#define SUPPORTED_20000baseMLD2_Full (1 << 21) 1250#define SUPPORTED_20000baseKR2_Full (1 << 22) 1251#define SUPPORTED_40000baseKR4_Full (1 << 23) 1252#define SUPPORTED_40000baseCR4_Full (1 << 24) 1253#define SUPPORTED_40000baseSR4_Full (1 << 25) 1254#define SUPPORTED_40000baseLR4_Full (1 << 26) 1255#define SUPPORTED_56000baseKR4_Full (1 << 27) 1256#define SUPPORTED_56000baseCR4_Full (1 << 28) 1257#define SUPPORTED_56000baseSR4_Full (1 << 29) 1258#define SUPPORTED_56000baseLR4_Full (1 << 30) 1259 1260#define ADVERTISED_10baseT_Half (1 << 0) 1261#define ADVERTISED_10baseT_Full (1 << 1) 1262#define ADVERTISED_100baseT_Half (1 << 2) 1263#define ADVERTISED_100baseT_Full (1 << 3) 1264#define ADVERTISED_1000baseT_Half (1 << 4) 1265#define ADVERTISED_1000baseT_Full (1 << 5) 1266#define ADVERTISED_Autoneg (1 << 6) 1267#define ADVERTISED_TP (1 << 7) 1268#define ADVERTISED_AUI (1 << 8) 1269#define ADVERTISED_MII (1 << 9) 1270#define ADVERTISED_FIBRE (1 << 10) 1271#define ADVERTISED_BNC (1 << 11) 1272#define ADVERTISED_10000baseT_Full (1 << 12) 1273#define ADVERTISED_Pause (1 << 13) 1274#define ADVERTISED_Asym_Pause (1 << 14) 1275#define ADVERTISED_2500baseX_Full (1 << 15) 1276#define ADVERTISED_Backplane (1 << 16) 1277#define ADVERTISED_1000baseKX_Full (1 << 17) 1278#define ADVERTISED_10000baseKX4_Full (1 << 18) 1279#define ADVERTISED_10000baseKR_Full (1 << 19) 1280#define ADVERTISED_10000baseR_FEC (1 << 20) 1281#define ADVERTISED_20000baseMLD2_Full (1 << 21) 1282#define ADVERTISED_20000baseKR2_Full (1 << 22) 1283#define ADVERTISED_40000baseKR4_Full (1 << 23) 1284#define ADVERTISED_40000baseCR4_Full (1 << 24) 1285#define ADVERTISED_40000baseSR4_Full (1 << 25) 1286#define ADVERTISED_40000baseLR4_Full (1 << 26) 1287#define ADVERTISED_56000baseKR4_Full (1 << 27) 1288#define ADVERTISED_56000baseCR4_Full (1 << 28) 1289#define ADVERTISED_56000baseSR4_Full (1 << 29) 1290#define ADVERTISED_56000baseLR4_Full (1 << 30) 1291 1292/* The following are all involved in forcing a particular link 1293 * mode for the device for setting things. When getting the 1294 * devices settings, these indicate the current mode and whether 1295 * it was forced up into this mode or autonegotiated. 1296 */ 1297 1298/* The forced speed, 10Mb, 100Mb, gigabit, [2.5|5|10|20|25|40|50|56|100]GbE. */ 1299#define SPEED_10 10 1300#define SPEED_100 100 1301#define SPEED_1000 1000 1302#define SPEED_2500 2500 1303#define SPEED_5000 5000 1304#define SPEED_10000 10000 1305#define SPEED_20000 20000 1306#define SPEED_25000 25000 1307#define SPEED_40000 40000 1308#define SPEED_50000 50000 1309#define SPEED_56000 56000 1310#define SPEED_100000 100000 1311 1312#define SPEED_UNKNOWN -1 1313 1314/* Duplex, half or full. */ 1315#define DUPLEX_HALF 0x00 1316#define DUPLEX_FULL 0x01 1317#define DUPLEX_UNKNOWN 0xff 1318 1319/* Which connector port. */ 1320#define PORT_TP 0x00 1321#define PORT_AUI 0x01 1322#define PORT_MII 0x02 1323#define PORT_FIBRE 0x03 1324#define PORT_BNC 0x04 1325#define PORT_DA 0x05 1326#define PORT_NONE 0xef 1327#define PORT_OTHER 0xff 1328 1329/* Which transceiver to use. */ 1330#define XCVR_INTERNAL 0x00 /* PHY and MAC are in the same package */ 1331#define XCVR_EXTERNAL 0x01 /* PHY and MAC are in different packages */ 1332#define XCVR_DUMMY1 0x02 1333#define XCVR_DUMMY2 0x03 1334#define XCVR_DUMMY3 0x04 1335 1336/* Enable or disable autonegotiation. */ 1337#define AUTONEG_DISABLE 0x00 1338#define AUTONEG_ENABLE 0x01 1339 1340/* MDI or MDI-X status/control - if MDI/MDI_X/AUTO is set then 1341 * the driver is required to renegotiate link 1342 */ 1343#define ETH_TP_MDI_INVALID 0x00 /* status: unknown; control: unsupported */ 1344#define ETH_TP_MDI 0x01 /* status: MDI; control: force MDI */ 1345#define ETH_TP_MDI_X 0x02 /* status: MDI-X; control: force MDI-X */ 1346#define ETH_TP_MDI_AUTO 0x03 /* control: auto-select */ 1347 1348/* Wake-On-Lan options. */ 1349#define WAKE_PHY (1 << 0) 1350#define WAKE_UCAST (1 << 1) 1351#define WAKE_MCAST (1 << 2) 1352#define WAKE_BCAST (1 << 3) 1353#define WAKE_ARP (1 << 4) 1354#define WAKE_MAGIC (1 << 5) 1355#define WAKE_MAGICSECURE (1 << 6) /* only meaningful if WAKE_MAGIC */ 1356 1357/* L2-L4 network traffic flow types */ 1358#define TCP_V4_FLOW 0x01 /* hash or spec (tcp_ip4_spec) */ 1359#define UDP_V4_FLOW 0x02 /* hash or spec (udp_ip4_spec) */ 1360#define SCTP_V4_FLOW 0x03 /* hash or spec (sctp_ip4_spec) */ 1361#define AH_ESP_V4_FLOW 0x04 /* hash only */ 1362#define TCP_V6_FLOW 0x05 /* hash only */ 1363#define UDP_V6_FLOW 0x06 /* hash only */ 1364#define SCTP_V6_FLOW 0x07 /* hash only */ 1365#define AH_ESP_V6_FLOW 0x08 /* hash only */ 1366#define AH_V4_FLOW 0x09 /* hash or spec (ah_ip4_spec) */ 1367#define ESP_V4_FLOW 0x0a /* hash or spec (esp_ip4_spec) */ 1368#define AH_V6_FLOW 0x0b /* hash only */ 1369#define ESP_V6_FLOW 0x0c /* hash only */ 1370#define IP_USER_FLOW 0x0d /* spec only (usr_ip4_spec) */ 1371#define IPV4_FLOW 0x10 /* hash only */ 1372#define IPV6_FLOW 0x11 /* hash only */ 1373#define ETHER_FLOW 0x12 /* spec only (ether_spec) */ 1374/* Flag to enable additional fields in struct ethtool_rx_flow_spec */ 1375#define FLOW_EXT 0x80000000 1376#define FLOW_MAC_EXT 0x40000000 1377 1378/* L3-L4 network traffic flow hash options */ 1379#define RXH_L2DA (1 << 1) 1380#define RXH_VLAN (1 << 2) 1381#define RXH_L3_PROTO (1 << 3) 1382#define RXH_IP_SRC (1 << 4) 1383#define RXH_IP_DST (1 << 5) 1384#define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */ 1385#define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */ 1386#define RXH_DISCARD (1 << 31) 1387 1388#define RX_CLS_FLOW_DISC 0xffffffffffffffffULL 1389 1390/* Special RX classification rule insert location values */ 1391#define RX_CLS_LOC_SPECIAL 0x80000000 /* flag */ 1392#define RX_CLS_LOC_ANY 0xffffffff 1393#define RX_CLS_LOC_FIRST 0xfffffffe 1394#define RX_CLS_LOC_LAST 0xfffffffd 1395 1396/* EEPROM Standards for plug in modules */ 1397#define ETH_MODULE_SFF_8079 0x1 1398#define ETH_MODULE_SFF_8079_LEN 256 1399#define ETH_MODULE_SFF_8472 0x2 1400#define ETH_MODULE_SFF_8472_LEN 512 1401#define ETH_MODULE_SFF_8636 0x3 1402#define ETH_MODULE_SFF_8636_LEN 256 1403#define ETH_MODULE_SFF_8436 0x4 1404#define ETH_MODULE_SFF_8436_LEN 256 1405 1406/* Reset flags */ 1407/* The reset() operation must clear the flags for the components which 1408 * were actually reset. On successful return, the flags indicate the 1409 * components which were not reset, either because they do not exist 1410 * in the hardware or because they cannot be reset independently. The 1411 * driver must never reset any components that were not requested. 1412 */ 1413enum ethtool_reset_flags { 1414 /* These flags represent components dedicated to the interface 1415 * the command is addressed to. Shift any flag left by 1416 * ETH_RESET_SHARED_SHIFT to reset a shared component of the 1417 * same type. 1418 */ 1419 ETH_RESET_MGMT = 1 << 0, /* Management processor */ 1420 ETH_RESET_IRQ = 1 << 1, /* Interrupt requester */ 1421 ETH_RESET_DMA = 1 << 2, /* DMA engine */ 1422 ETH_RESET_FILTER = 1 << 3, /* Filtering/flow direction */ 1423 ETH_RESET_OFFLOAD = 1 << 4, /* Protocol offload */ 1424 ETH_RESET_MAC = 1 << 5, /* Media access controller */ 1425 ETH_RESET_PHY = 1 << 6, /* Transceiver/PHY */ 1426 ETH_RESET_RAM = 1 << 7, /* RAM shared between 1427 * multiple components */ 1428 1429 ETH_RESET_DEDICATED = 0x0000ffff, /* All components dedicated to 1430 * this interface */ 1431 ETH_RESET_ALL = 0xffffffff, /* All components used by this 1432 * interface, even if shared */ 1433}; 1434#define ETH_RESET_SHARED_SHIFT 16 1435 1436#endif /* _UAPI_LINUX_ETHTOOL_H */ 1437