1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2/* 3 * ethtool.h: Defines for Linux ethtool. 4 * 5 * Copyright (C) 1998 David S. Miller (davem@redhat.com) 6 * Copyright 2001 Jeff Garzik <jgarzik@pobox.com> 7 * Portions Copyright 2001 Sun Microsystems (thockin@sun.com) 8 * Portions Copyright 2002 Intel (eli.kupermann@intel.com, 9 * christopher.leech@intel.com, 10 * scott.feldman@intel.com) 11 * Portions Copyright (C) Sun Microsystems 2008 12 */ 13 14#ifndef _UAPI_LINUX_ETHTOOL_H 15#define _UAPI_LINUX_ETHTOOL_H 16 17#include <linux/const.h> 18#include <linux/types.h> 19#include <linux/if_ether.h> 20 21#ifndef __KERNEL__ 22#include <limits.h> /* for INT_MAX */ 23#endif 24 25/* All structures exposed to userland should be defined such that they 26 * have the same layout for 32-bit and 64-bit userland. 27 */ 28 29/* Note on reserved space. 30 * Reserved fields must not be accessed directly by user space because 31 * they may be replaced by a different field in the future. They must 32 * be initialized to zero before making the request, e.g. via memset 33 * of the entire structure or implicitly by not being set in a structure 34 * initializer. 35 */ 36 37/** 38 * struct ethtool_cmd - DEPRECATED, link control and status 39 * This structure is DEPRECATED, please use struct ethtool_link_settings. 40 * @cmd: Command number = %ETHTOOL_GSET or %ETHTOOL_SSET 41 * @supported: Bitmask of %SUPPORTED_* flags for the link modes, 42 * physical connectors and other link features for which the 43 * interface supports autonegotiation or auto-detection. 44 * Read-only. 45 * @advertising: Bitmask of %ADVERTISED_* flags for the link modes, 46 * physical connectors and other link features that are 47 * advertised through autonegotiation or enabled for 48 * auto-detection. 49 * @speed: Low bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN 50 * @duplex: Duplex mode; one of %DUPLEX_* 51 * @port: Physical connector type; one of %PORT_* 52 * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not 53 * applicable. For clause 45 PHYs this is the PRTAD. 54 * @transceiver: Historically used to distinguish different possible 55 * PHY types, but not in a consistent way. Deprecated. 56 * @autoneg: Enable/disable autonegotiation and auto-detection; 57 * either %AUTONEG_DISABLE or %AUTONEG_ENABLE 58 * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO 59 * protocols supported by the interface; 0 if unknown. 60 * Read-only. 61 * @maxtxpkt: Historically used to report TX IRQ coalescing; now 62 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. 63 * @maxrxpkt: Historically used to report RX IRQ coalescing; now 64 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. 65 * @speed_hi: High bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN 66 * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of 67 * %ETH_TP_MDI_*. If the status is unknown or not applicable, the 68 * value will be %ETH_TP_MDI_INVALID. Read-only. 69 * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of 70 * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads 71 * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected. 72 * When written successfully, the link should be renegotiated if 73 * necessary. 74 * @lp_advertising: Bitmask of %ADVERTISED_* flags for the link modes 75 * and other link features that the link partner advertised 76 * through autonegotiation; 0 if unknown or not applicable. 77 * Read-only. 78 * @reserved: Reserved for future use; see the note on reserved space. 79 * 80 * The link speed in Mbps is split between @speed and @speed_hi. Use 81 * the ethtool_cmd_speed() and ethtool_cmd_speed_set() functions to 82 * access it. 83 * 84 * If autonegotiation is disabled, the speed and @duplex represent the 85 * fixed link mode and are writable if the driver supports multiple 86 * link modes. If it is enabled then they are read-only; if the link 87 * is up they represent the negotiated link mode; if the link is down, 88 * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and 89 * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode. 90 * 91 * Some hardware interfaces may have multiple PHYs and/or physical 92 * connectors fitted or do not allow the driver to detect which are 93 * fitted. For these interfaces @port and/or @phy_address may be 94 * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE. 95 * Otherwise, attempts to write different values may be ignored or 96 * rejected. 97 * 98 * Users should assume that all fields not marked read-only are 99 * writable and subject to validation by the driver. They should use 100 * %ETHTOOL_GSET to get the current values before making specific 101 * changes and then applying them with %ETHTOOL_SSET. 102 * 103 * Deprecated fields should be ignored by both users and drivers. 104 */ 105struct ethtool_cmd { 106 __u32 cmd; 107 __u32 supported; 108 __u32 advertising; 109 __u16 speed; 110 __u8 duplex; 111 __u8 port; 112 __u8 phy_address; 113 __u8 transceiver; 114 __u8 autoneg; 115 __u8 mdio_support; 116 __u32 maxtxpkt; 117 __u32 maxrxpkt; 118 __u16 speed_hi; 119 __u8 eth_tp_mdix; 120 __u8 eth_tp_mdix_ctrl; 121 __u32 lp_advertising; 122 __u32 reserved[2]; 123}; 124 125static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep, 126 __u32 speed) 127{ 128 ep->speed = (__u16)(speed & 0xFFFF); 129 ep->speed_hi = (__u16)(speed >> 16); 130} 131 132static inline __u32 ethtool_cmd_speed(const struct ethtool_cmd *ep) 133{ 134 return (ep->speed_hi << 16) | ep->speed; 135} 136 137/* Device supports clause 22 register access to PHY or peripherals 138 * using the interface defined in <linux/mii.h>. This should not be 139 * set if there are known to be no such peripherals present or if 140 * the driver only emulates clause 22 registers for compatibility. 141 */ 142#define ETH_MDIO_SUPPORTS_C22 1 143 144/* Device supports clause 45 register access to PHY or peripherals 145 * using the interface defined in <linux/mii.h> and <linux/mdio.h>. 146 * This should not be set if there are known to be no such peripherals 147 * present. 148 */ 149#define ETH_MDIO_SUPPORTS_C45 2 150 151#define ETHTOOL_FWVERS_LEN 32 152#define ETHTOOL_BUSINFO_LEN 32 153#define ETHTOOL_EROMVERS_LEN 32 154 155/** 156 * struct ethtool_drvinfo - general driver and device information 157 * @cmd: Command number = %ETHTOOL_GDRVINFO 158 * @driver: Driver short name. This should normally match the name 159 * in its bus driver structure (e.g. pci_driver::name). Must 160 * not be an empty string. 161 * @version: Driver version string; may be an empty string 162 * @fw_version: Firmware version string; may be an empty string 163 * @erom_version: Expansion ROM version string; may be an empty string 164 * @bus_info: Device bus address. This should match the dev_name() 165 * string for the underlying bus device, if there is one. May be 166 * an empty string. 167 * @reserved2: Reserved for future use; see the note on reserved space. 168 * @n_priv_flags: Number of flags valid for %ETHTOOL_GPFLAGS and 169 * %ETHTOOL_SPFLAGS commands; also the number of strings in the 170 * %ETH_SS_PRIV_FLAGS set 171 * @n_stats: Number of u64 statistics returned by the %ETHTOOL_GSTATS 172 * command; also the number of strings in the %ETH_SS_STATS set 173 * @testinfo_len: Number of results returned by the %ETHTOOL_TEST 174 * command; also the number of strings in the %ETH_SS_TEST set 175 * @eedump_len: Size of EEPROM accessible through the %ETHTOOL_GEEPROM 176 * and %ETHTOOL_SEEPROM commands, in bytes 177 * @regdump_len: Size of register dump returned by the %ETHTOOL_GREGS 178 * command, in bytes 179 * 180 * Users can use the %ETHTOOL_GSSET_INFO command to get the number of 181 * strings in any string set (from Linux 2.6.34). 182 * 183 * Drivers should set at most @driver, @version, @fw_version and 184 * @bus_info in their get_drvinfo() implementation. The ethtool 185 * core fills in the other fields using other driver operations. 186 */ 187struct ethtool_drvinfo { 188 __u32 cmd; 189 char driver[32]; 190 char version[32]; 191 char fw_version[ETHTOOL_FWVERS_LEN]; 192 char bus_info[ETHTOOL_BUSINFO_LEN]; 193 char erom_version[ETHTOOL_EROMVERS_LEN]; 194 char reserved2[12]; 195 __u32 n_priv_flags; 196 __u32 n_stats; 197 __u32 testinfo_len; 198 __u32 eedump_len; 199 __u32 regdump_len; 200}; 201 202#define SOPASS_MAX 6 203 204/** 205 * struct ethtool_wolinfo - Wake-On-Lan configuration 206 * @cmd: Command number = %ETHTOOL_GWOL or %ETHTOOL_SWOL 207 * @supported: Bitmask of %WAKE_* flags for supported Wake-On-Lan modes. 208 * Read-only. 209 * @wolopts: Bitmask of %WAKE_* flags for enabled Wake-On-Lan modes. 210 * @sopass: SecureOn(tm) password; meaningful only if %WAKE_MAGICSECURE 211 * is set in @wolopts. 212 */ 213struct ethtool_wolinfo { 214 __u32 cmd; 215 __u32 supported; 216 __u32 wolopts; 217 __u8 sopass[SOPASS_MAX]; 218}; 219 220/* for passing single values */ 221struct ethtool_value { 222 __u32 cmd; 223 __u32 data; 224}; 225 226#define PFC_STORM_PREVENTION_AUTO 0xffff 227#define PFC_STORM_PREVENTION_DISABLE 0 228 229enum tunable_id { 230 ETHTOOL_ID_UNSPEC, 231 ETHTOOL_RX_COPYBREAK, 232 ETHTOOL_TX_COPYBREAK, 233 ETHTOOL_PFC_PREVENTION_TOUT, /* timeout in msecs */ 234 /* 235 * Add your fresh new tunable attribute above and remember to update 236 * tunable_strings[] in net/ethtool/common.c 237 */ 238 __ETHTOOL_TUNABLE_COUNT, 239}; 240 241enum tunable_type_id { 242 ETHTOOL_TUNABLE_UNSPEC, 243 ETHTOOL_TUNABLE_U8, 244 ETHTOOL_TUNABLE_U16, 245 ETHTOOL_TUNABLE_U32, 246 ETHTOOL_TUNABLE_U64, 247 ETHTOOL_TUNABLE_STRING, 248 ETHTOOL_TUNABLE_S8, 249 ETHTOOL_TUNABLE_S16, 250 ETHTOOL_TUNABLE_S32, 251 ETHTOOL_TUNABLE_S64, 252}; 253 254struct ethtool_tunable { 255 __u32 cmd; 256 __u32 id; 257 __u32 type_id; 258 __u32 len; 259 void *data[0]; 260}; 261 262#define DOWNSHIFT_DEV_DEFAULT_COUNT 0xff 263#define DOWNSHIFT_DEV_DISABLE 0 264 265/* Time in msecs after which link is reported as down 266 * 0 = lowest time supported by the PHY 267 * 0xff = off, link down detection according to standard 268 */ 269#define ETHTOOL_PHY_FAST_LINK_DOWN_ON 0 270#define ETHTOOL_PHY_FAST_LINK_DOWN_OFF 0xff 271 272/* Energy Detect Power Down (EDPD) is a feature supported by some PHYs, where 273 * the PHY's RX & TX blocks are put into a low-power mode when there is no 274 * link detected (typically cable is un-plugged). For RX, only a minimal 275 * link-detection is available, and for TX the PHY wakes up to send link pulses 276 * to avoid any lock-ups in case the peer PHY may also be running in EDPD mode. 277 * 278 * Some PHYs may support configuration of the wake-up interval for TX pulses, 279 * and some PHYs may support only disabling TX pulses entirely. For the latter 280 * a special value is required (ETHTOOL_PHY_EDPD_NO_TX) so that this can be 281 * configured from userspace (should the user want it). 282 * 283 * The interval units for TX wake-up are in milliseconds, since this should 284 * cover a reasonable range of intervals: 285 * - from 1 millisecond, which does not sound like much of a power-saver 286 * - to ~65 seconds which is quite a lot to wait for a link to come up when 287 * plugging a cable 288 */ 289#define ETHTOOL_PHY_EDPD_DFLT_TX_MSECS 0xffff 290#define ETHTOOL_PHY_EDPD_NO_TX 0xfffe 291#define ETHTOOL_PHY_EDPD_DISABLE 0 292 293enum phy_tunable_id { 294 ETHTOOL_PHY_ID_UNSPEC, 295 ETHTOOL_PHY_DOWNSHIFT, 296 ETHTOOL_PHY_FAST_LINK_DOWN, 297 ETHTOOL_PHY_EDPD, 298 /* 299 * Add your fresh new phy tunable attribute above and remember to update 300 * phy_tunable_strings[] in net/ethtool/common.c 301 */ 302 __ETHTOOL_PHY_TUNABLE_COUNT, 303}; 304 305/** 306 * struct ethtool_regs - hardware register dump 307 * @cmd: Command number = %ETHTOOL_GREGS 308 * @version: Dump format version. This is driver-specific and may 309 * distinguish different chips/revisions. Drivers must use new 310 * version numbers whenever the dump format changes in an 311 * incompatible way. 312 * @len: On entry, the real length of @data. On return, the number of 313 * bytes used. 314 * @data: Buffer for the register dump 315 * 316 * Users should use %ETHTOOL_GDRVINFO to find the maximum length of 317 * a register dump for the interface. They must allocate the buffer 318 * immediately following this structure. 319 */ 320struct ethtool_regs { 321 __u32 cmd; 322 __u32 version; 323 __u32 len; 324 __u8 data[0]; 325}; 326 327/** 328 * struct ethtool_eeprom - EEPROM dump 329 * @cmd: Command number = %ETHTOOL_GEEPROM, %ETHTOOL_GMODULEEEPROM or 330 * %ETHTOOL_SEEPROM 331 * @magic: A 'magic cookie' value to guard against accidental changes. 332 * The value passed in to %ETHTOOL_SEEPROM must match the value 333 * returned by %ETHTOOL_GEEPROM for the same device. This is 334 * unused when @cmd is %ETHTOOL_GMODULEEEPROM. 335 * @offset: Offset within the EEPROM to begin reading/writing, in bytes 336 * @len: On entry, number of bytes to read/write. On successful 337 * return, number of bytes actually read/written. In case of 338 * error, this may indicate at what point the error occurred. 339 * @data: Buffer to read/write from 340 * 341 * Users may use %ETHTOOL_GDRVINFO or %ETHTOOL_GMODULEINFO to find 342 * the length of an on-board or module EEPROM, respectively. They 343 * must allocate the buffer immediately following this structure. 344 */ 345struct ethtool_eeprom { 346 __u32 cmd; 347 __u32 magic; 348 __u32 offset; 349 __u32 len; 350 __u8 data[0]; 351}; 352 353/** 354 * struct ethtool_eee - Energy Efficient Ethernet information 355 * @cmd: ETHTOOL_{G,S}EEE 356 * @supported: Mask of %SUPPORTED_* flags for the speed/duplex combinations 357 * for which there is EEE support. 358 * @advertised: Mask of %ADVERTISED_* flags for the speed/duplex combinations 359 * advertised as eee capable. 360 * @lp_advertised: Mask of %ADVERTISED_* flags for the speed/duplex 361 * combinations advertised by the link partner as eee capable. 362 * @eee_active: Result of the eee auto negotiation. 363 * @eee_enabled: EEE configured mode (enabled/disabled). 364 * @tx_lpi_enabled: Whether the interface should assert its tx lpi, given 365 * that eee was negotiated. 366 * @tx_lpi_timer: Time in microseconds the interface delays prior to asserting 367 * its tx lpi (after reaching 'idle' state). Effective only when eee 368 * was negotiated and tx_lpi_enabled was set. 369 * @reserved: Reserved for future use; see the note on reserved space. 370 */ 371struct ethtool_eee { 372 __u32 cmd; 373 __u32 supported; 374 __u32 advertised; 375 __u32 lp_advertised; 376 __u32 eee_active; 377 __u32 eee_enabled; 378 __u32 tx_lpi_enabled; 379 __u32 tx_lpi_timer; 380 __u32 reserved[2]; 381}; 382 383/** 384 * struct ethtool_modinfo - plugin module eeprom information 385 * @cmd: %ETHTOOL_GMODULEINFO 386 * @type: Standard the module information conforms to %ETH_MODULE_SFF_xxxx 387 * @eeprom_len: Length of the eeprom 388 * @reserved: Reserved for future use; see the note on reserved space. 389 * 390 * This structure is used to return the information to 391 * properly size memory for a subsequent call to %ETHTOOL_GMODULEEEPROM. 392 * The type code indicates the eeprom data format 393 */ 394struct ethtool_modinfo { 395 __u32 cmd; 396 __u32 type; 397 __u32 eeprom_len; 398 __u32 reserved[8]; 399}; 400 401/** 402 * struct ethtool_coalesce - coalescing parameters for IRQs and stats updates 403 * @cmd: ETHTOOL_{G,S}COALESCE 404 * @rx_coalesce_usecs: How many usecs to delay an RX interrupt after 405 * a packet arrives. 406 * @rx_max_coalesced_frames: Maximum number of packets to receive 407 * before an RX interrupt. 408 * @rx_coalesce_usecs_irq: Same as @rx_coalesce_usecs, except that 409 * this value applies while an IRQ is being serviced by the host. 410 * @rx_max_coalesced_frames_irq: Same as @rx_max_coalesced_frames, 411 * except that this value applies while an IRQ is being serviced 412 * by the host. 413 * @tx_coalesce_usecs: How many usecs to delay a TX interrupt after 414 * a packet is sent. 415 * @tx_max_coalesced_frames: Maximum number of packets to be sent 416 * before a TX interrupt. 417 * @tx_coalesce_usecs_irq: Same as @tx_coalesce_usecs, except that 418 * this value applies while an IRQ is being serviced by the host. 419 * @tx_max_coalesced_frames_irq: Same as @tx_max_coalesced_frames, 420 * except that this value applies while an IRQ is being serviced 421 * by the host. 422 * @stats_block_coalesce_usecs: How many usecs to delay in-memory 423 * statistics block updates. Some drivers do not have an 424 * in-memory statistic block, and in such cases this value is 425 * ignored. This value must not be zero. 426 * @use_adaptive_rx_coalesce: Enable adaptive RX coalescing. 427 * @use_adaptive_tx_coalesce: Enable adaptive TX coalescing. 428 * @pkt_rate_low: Threshold for low packet rate (packets per second). 429 * @rx_coalesce_usecs_low: How many usecs to delay an RX interrupt after 430 * a packet arrives, when the packet rate is below @pkt_rate_low. 431 * @rx_max_coalesced_frames_low: Maximum number of packets to be received 432 * before an RX interrupt, when the packet rate is below @pkt_rate_low. 433 * @tx_coalesce_usecs_low: How many usecs to delay a TX interrupt after 434 * a packet is sent, when the packet rate is below @pkt_rate_low. 435 * @tx_max_coalesced_frames_low: Maximum nuumber of packets to be sent before 436 * a TX interrupt, when the packet rate is below @pkt_rate_low. 437 * @pkt_rate_high: Threshold for high packet rate (packets per second). 438 * @rx_coalesce_usecs_high: How many usecs to delay an RX interrupt after 439 * a packet arrives, when the packet rate is above @pkt_rate_high. 440 * @rx_max_coalesced_frames_high: Maximum number of packets to be received 441 * before an RX interrupt, when the packet rate is above @pkt_rate_high. 442 * @tx_coalesce_usecs_high: How many usecs to delay a TX interrupt after 443 * a packet is sent, when the packet rate is above @pkt_rate_high. 444 * @tx_max_coalesced_frames_high: Maximum number of packets to be sent before 445 * a TX interrupt, when the packet rate is above @pkt_rate_high. 446 * @rate_sample_interval: How often to do adaptive coalescing packet rate 447 * sampling, measured in seconds. Must not be zero. 448 * 449 * Each pair of (usecs, max_frames) fields specifies that interrupts 450 * should be coalesced until 451 * (usecs > 0 && time_since_first_completion >= usecs) || 452 * (max_frames > 0 && completed_frames >= max_frames) 453 * 454 * It is illegal to set both usecs and max_frames to zero as this 455 * would cause interrupts to never be generated. To disable 456 * coalescing, set usecs = 0 and max_frames = 1. 457 * 458 * Some implementations ignore the value of max_frames and use the 459 * condition time_since_first_completion >= usecs 460 * 461 * This is deprecated. Drivers for hardware that does not support 462 * counting completions should validate that max_frames == !rx_usecs. 463 * 464 * Adaptive RX/TX coalescing is an algorithm implemented by some 465 * drivers to improve latency under low packet rates and improve 466 * throughput under high packet rates. Some drivers only implement 467 * one of RX or TX adaptive coalescing. Anything not implemented by 468 * the driver causes these values to be silently ignored. 469 * 470 * When the packet rate is below @pkt_rate_high but above 471 * @pkt_rate_low (both measured in packets per second) the 472 * normal {rx,tx}_* coalescing parameters are used. 473 */ 474struct ethtool_coalesce { 475 __u32 cmd; 476 __u32 rx_coalesce_usecs; 477 __u32 rx_max_coalesced_frames; 478 __u32 rx_coalesce_usecs_irq; 479 __u32 rx_max_coalesced_frames_irq; 480 __u32 tx_coalesce_usecs; 481 __u32 tx_max_coalesced_frames; 482 __u32 tx_coalesce_usecs_irq; 483 __u32 tx_max_coalesced_frames_irq; 484 __u32 stats_block_coalesce_usecs; 485 __u32 use_adaptive_rx_coalesce; 486 __u32 use_adaptive_tx_coalesce; 487 __u32 pkt_rate_low; 488 __u32 rx_coalesce_usecs_low; 489 __u32 rx_max_coalesced_frames_low; 490 __u32 tx_coalesce_usecs_low; 491 __u32 tx_max_coalesced_frames_low; 492 __u32 pkt_rate_high; 493 __u32 rx_coalesce_usecs_high; 494 __u32 rx_max_coalesced_frames_high; 495 __u32 tx_coalesce_usecs_high; 496 __u32 tx_max_coalesced_frames_high; 497 __u32 rate_sample_interval; 498}; 499 500/** 501 * struct ethtool_ringparam - RX/TX ring parameters 502 * @cmd: Command number = %ETHTOOL_GRINGPARAM or %ETHTOOL_SRINGPARAM 503 * @rx_max_pending: Maximum supported number of pending entries per 504 * RX ring. Read-only. 505 * @rx_mini_max_pending: Maximum supported number of pending entries 506 * per RX mini ring. Read-only. 507 * @rx_jumbo_max_pending: Maximum supported number of pending entries 508 * per RX jumbo ring. Read-only. 509 * @tx_max_pending: Maximum supported number of pending entries per 510 * TX ring. Read-only. 511 * @rx_pending: Current maximum number of pending entries per RX ring 512 * @rx_mini_pending: Current maximum number of pending entries per RX 513 * mini ring 514 * @rx_jumbo_pending: Current maximum number of pending entries per RX 515 * jumbo ring 516 * @tx_pending: Current maximum supported number of pending entries 517 * per TX ring 518 * 519 * If the interface does not have separate RX mini and/or jumbo rings, 520 * @rx_mini_max_pending and/or @rx_jumbo_max_pending will be 0. 521 * 522 * There may also be driver-dependent minimum values for the number 523 * of entries per ring. 524 */ 525struct ethtool_ringparam { 526 __u32 cmd; 527 __u32 rx_max_pending; 528 __u32 rx_mini_max_pending; 529 __u32 rx_jumbo_max_pending; 530 __u32 tx_max_pending; 531 __u32 rx_pending; 532 __u32 rx_mini_pending; 533 __u32 rx_jumbo_pending; 534 __u32 tx_pending; 535}; 536 537/** 538 * struct ethtool_channels - configuring number of network channel 539 * @cmd: ETHTOOL_{G,S}CHANNELS 540 * @max_rx: Read only. Maximum number of receive channel the driver support. 541 * @max_tx: Read only. Maximum number of transmit channel the driver support. 542 * @max_other: Read only. Maximum number of other channel the driver support. 543 * @max_combined: Read only. Maximum number of combined channel the driver 544 * support. Set of queues RX, TX or other. 545 * @rx_count: Valid values are in the range 1 to the max_rx. 546 * @tx_count: Valid values are in the range 1 to the max_tx. 547 * @other_count: Valid values are in the range 1 to the max_other. 548 * @combined_count: Valid values are in the range 1 to the max_combined. 549 * 550 * This can be used to configure RX, TX and other channels. 551 */ 552 553struct ethtool_channels { 554 __u32 cmd; 555 __u32 max_rx; 556 __u32 max_tx; 557 __u32 max_other; 558 __u32 max_combined; 559 __u32 rx_count; 560 __u32 tx_count; 561 __u32 other_count; 562 __u32 combined_count; 563}; 564 565/** 566 * struct ethtool_pauseparam - Ethernet pause (flow control) parameters 567 * @cmd: Command number = %ETHTOOL_GPAUSEPARAM or %ETHTOOL_SPAUSEPARAM 568 * @autoneg: Flag to enable autonegotiation of pause frame use 569 * @rx_pause: Flag to enable reception of pause frames 570 * @tx_pause: Flag to enable transmission of pause frames 571 * 572 * Drivers should reject a non-zero setting of @autoneg when 573 * autoneogotiation is disabled (or not supported) for the link. 574 * 575 * If the link is autonegotiated, drivers should use 576 * mii_advertise_flowctrl() or similar code to set the advertised 577 * pause frame capabilities based on the @rx_pause and @tx_pause flags, 578 * even if @autoneg is zero. They should also allow the advertised 579 * pause frame capabilities to be controlled directly through the 580 * advertising field of &struct ethtool_cmd. 581 * 582 * If @autoneg is non-zero, the MAC is configured to send and/or 583 * receive pause frames according to the result of autonegotiation. 584 * Otherwise, it is configured directly based on the @rx_pause and 585 * @tx_pause flags. 586 */ 587struct ethtool_pauseparam { 588 __u32 cmd; 589 __u32 autoneg; 590 __u32 rx_pause; 591 __u32 tx_pause; 592}; 593 594/* Link extended state */ 595enum ethtool_link_ext_state { 596 ETHTOOL_LINK_EXT_STATE_AUTONEG, 597 ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 598 ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 599 ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 600 ETHTOOL_LINK_EXT_STATE_NO_CABLE, 601 ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 602 ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 603 ETHTOOL_LINK_EXT_STATE_CALIBRATION_FAILURE, 604 ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED, 605 ETHTOOL_LINK_EXT_STATE_OVERHEAT, 606}; 607 608/* More information in addition to ETHTOOL_LINK_EXT_STATE_AUTONEG. */ 609enum ethtool_link_ext_substate_autoneg { 610 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED = 1, 611 ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED, 612 ETHTOOL_LINK_EXT_SUBSTATE_AN_NEXT_PAGE_EXCHANGE_FAILED, 613 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED_FORCE_MODE, 614 ETHTOOL_LINK_EXT_SUBSTATE_AN_FEC_MISMATCH_DURING_OVERRIDE, 615 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD, 616}; 617 618/* More information in addition to ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE. 619 */ 620enum ethtool_link_ext_substate_link_training { 621 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_FRAME_LOCK_NOT_ACQUIRED = 1, 622 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT, 623 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY, 624 ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT, 625}; 626 627/* More information in addition to ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH. 628 */ 629enum ethtool_link_ext_substate_link_logical_mismatch { 630 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK = 1, 631 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_AM_LOCK, 632 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_GET_ALIGN_STATUS, 633 ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED, 634 ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED, 635}; 636 637/* More information in addition to ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY. 638 */ 639enum ethtool_link_ext_substate_bad_signal_integrity { 640 ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS = 1, 641 ETHTOOL_LINK_EXT_SUBSTATE_BSI_UNSUPPORTED_RATE, 642 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST, 643 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS, 644}; 645 646/* More information in addition to ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE. */ 647enum ethtool_link_ext_substate_cable_issue { 648 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE = 1, 649 ETHTOOL_LINK_EXT_SUBSTATE_CI_CABLE_TEST_FAILURE, 650}; 651 652#define ETH_GSTRING_LEN 32 653 654/** 655 * enum ethtool_stringset - string set ID 656 * @ETH_SS_TEST: Self-test result names, for use with %ETHTOOL_TEST 657 * @ETH_SS_STATS: Statistic names, for use with %ETHTOOL_GSTATS 658 * @ETH_SS_PRIV_FLAGS: Driver private flag names, for use with 659 * %ETHTOOL_GPFLAGS and %ETHTOOL_SPFLAGS 660 * @ETH_SS_NTUPLE_FILTERS: Previously used with %ETHTOOL_GRXNTUPLE; 661 * now deprecated 662 * @ETH_SS_FEATURES: Device feature names 663 * @ETH_SS_RSS_HASH_FUNCS: RSS hush function names 664 * @ETH_SS_TUNABLES: tunable names 665 * @ETH_SS_PHY_STATS: Statistic names, for use with %ETHTOOL_GPHYSTATS 666 * @ETH_SS_PHY_TUNABLES: PHY tunable names 667 * @ETH_SS_LINK_MODES: link mode names 668 * @ETH_SS_MSG_CLASSES: debug message class names 669 * @ETH_SS_WOL_MODES: wake-on-lan modes 670 * @ETH_SS_SOF_TIMESTAMPING: SOF_TIMESTAMPING_* flags 671 * @ETH_SS_TS_TX_TYPES: timestamping Tx types 672 * @ETH_SS_TS_RX_FILTERS: timestamping Rx filters 673 * @ETH_SS_UDP_TUNNEL_TYPES: UDP tunnel types 674 * @ETH_SS_STATS_STD: standardized stats 675 * @ETH_SS_STATS_ETH_PHY: names of IEEE 802.3 PHY statistics 676 * @ETH_SS_STATS_ETH_MAC: names of IEEE 802.3 MAC statistics 677 * @ETH_SS_STATS_ETH_CTRL: names of IEEE 802.3 MAC Control statistics 678 * @ETH_SS_STATS_RMON: names of RMON statistics 679 * 680 * @ETH_SS_COUNT: number of defined string sets 681 */ 682enum ethtool_stringset { 683 ETH_SS_TEST = 0, 684 ETH_SS_STATS, 685 ETH_SS_PRIV_FLAGS, 686 ETH_SS_NTUPLE_FILTERS, 687 ETH_SS_FEATURES, 688 ETH_SS_RSS_HASH_FUNCS, 689 ETH_SS_TUNABLES, 690 ETH_SS_PHY_STATS, 691 ETH_SS_PHY_TUNABLES, 692 ETH_SS_LINK_MODES, 693 ETH_SS_MSG_CLASSES, 694 ETH_SS_WOL_MODES, 695 ETH_SS_SOF_TIMESTAMPING, 696 ETH_SS_TS_TX_TYPES, 697 ETH_SS_TS_RX_FILTERS, 698 ETH_SS_UDP_TUNNEL_TYPES, 699 ETH_SS_STATS_STD, 700 ETH_SS_STATS_ETH_PHY, 701 ETH_SS_STATS_ETH_MAC, 702 ETH_SS_STATS_ETH_CTRL, 703 ETH_SS_STATS_RMON, 704 705 /* add new constants above here */ 706 ETH_SS_COUNT 707}; 708 709/** 710 * struct ethtool_gstrings - string set for data tagging 711 * @cmd: Command number = %ETHTOOL_GSTRINGS 712 * @string_set: String set ID; one of &enum ethtool_stringset 713 * @len: On return, the number of strings in the string set 714 * @data: Buffer for strings. Each string is null-padded to a size of 715 * %ETH_GSTRING_LEN. 716 * 717 * Users must use %ETHTOOL_GSSET_INFO to find the number of strings in 718 * the string set. They must allocate a buffer of the appropriate 719 * size immediately following this structure. 720 */ 721struct ethtool_gstrings { 722 __u32 cmd; 723 __u32 string_set; 724 __u32 len; 725 __u8 data[0]; 726}; 727 728/** 729 * struct ethtool_sset_info - string set information 730 * @cmd: Command number = %ETHTOOL_GSSET_INFO 731 * @reserved: Reserved for future use; see the note on reserved space. 732 * @sset_mask: On entry, a bitmask of string sets to query, with bits 733 * numbered according to &enum ethtool_stringset. On return, a 734 * bitmask of those string sets queried that are supported. 735 * @data: Buffer for string set sizes. On return, this contains the 736 * size of each string set that was queried and supported, in 737 * order of ID. 738 * 739 * Example: The user passes in @sset_mask = 0x7 (sets 0, 1, 2) and on 740 * return @sset_mask == 0x6 (sets 1, 2). Then @data[0] contains the 741 * size of set 1 and @data[1] contains the size of set 2. 742 * 743 * Users must allocate a buffer of the appropriate size (4 * number of 744 * sets queried) immediately following this structure. 745 */ 746struct ethtool_sset_info { 747 __u32 cmd; 748 __u32 reserved; 749 __u64 sset_mask; 750 __u32 data[0]; 751}; 752 753/** 754 * enum ethtool_test_flags - flags definition of ethtool_test 755 * @ETH_TEST_FL_OFFLINE: if set perform online and offline tests, otherwise 756 * only online tests. 757 * @ETH_TEST_FL_FAILED: Driver set this flag if test fails. 758 * @ETH_TEST_FL_EXTERNAL_LB: Application request to perform external loopback 759 * test. 760 * @ETH_TEST_FL_EXTERNAL_LB_DONE: Driver performed the external loopback test 761 */ 762 763enum ethtool_test_flags { 764 ETH_TEST_FL_OFFLINE = (1 << 0), 765 ETH_TEST_FL_FAILED = (1 << 1), 766 ETH_TEST_FL_EXTERNAL_LB = (1 << 2), 767 ETH_TEST_FL_EXTERNAL_LB_DONE = (1 << 3), 768}; 769 770/** 771 * struct ethtool_test - device self-test invocation 772 * @cmd: Command number = %ETHTOOL_TEST 773 * @flags: A bitmask of flags from &enum ethtool_test_flags. Some 774 * flags may be set by the user on entry; others may be set by 775 * the driver on return. 776 * @reserved: Reserved for future use; see the note on reserved space. 777 * @len: On return, the number of test results 778 * @data: Array of test results 779 * 780 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the 781 * number of test results that will be returned. They must allocate a 782 * buffer of the appropriate size (8 * number of results) immediately 783 * following this structure. 784 */ 785struct ethtool_test { 786 __u32 cmd; 787 __u32 flags; 788 __u32 reserved; 789 __u32 len; 790 __u64 data[0]; 791}; 792 793/** 794 * struct ethtool_stats - device-specific statistics 795 * @cmd: Command number = %ETHTOOL_GSTATS 796 * @n_stats: On return, the number of statistics 797 * @data: Array of statistics 798 * 799 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the 800 * number of statistics that will be returned. They must allocate a 801 * buffer of the appropriate size (8 * number of statistics) 802 * immediately following this structure. 803 */ 804struct ethtool_stats { 805 __u32 cmd; 806 __u32 n_stats; 807 __u64 data[0]; 808}; 809 810/** 811 * struct ethtool_perm_addr - permanent hardware address 812 * @cmd: Command number = %ETHTOOL_GPERMADDR 813 * @size: On entry, the size of the buffer. On return, the size of the 814 * address. The command fails if the buffer is too small. 815 * @data: Buffer for the address 816 * 817 * Users must allocate the buffer immediately following this structure. 818 * A buffer size of %MAX_ADDR_LEN should be sufficient for any address 819 * type. 820 */ 821struct ethtool_perm_addr { 822 __u32 cmd; 823 __u32 size; 824 __u8 data[0]; 825}; 826 827/* boolean flags controlling per-interface behavior characteristics. 828 * When reading, the flag indicates whether or not a certain behavior 829 * is enabled/present. When writing, the flag indicates whether 830 * or not the driver should turn on (set) or off (clear) a behavior. 831 * 832 * Some behaviors may read-only (unconditionally absent or present). 833 * If such is the case, return EINVAL in the set-flags operation if the 834 * flag differs from the read-only value. 835 */ 836enum ethtool_flags { 837 ETH_FLAG_TXVLAN = (1 << 7), /* TX VLAN offload enabled */ 838 ETH_FLAG_RXVLAN = (1 << 8), /* RX VLAN offload enabled */ 839 ETH_FLAG_LRO = (1 << 15), /* LRO is enabled */ 840 ETH_FLAG_NTUPLE = (1 << 27), /* N-tuple filters enabled */ 841 ETH_FLAG_RXHASH = (1 << 28), 842}; 843 844/* The following structures are for supporting RX network flow 845 * classification and RX n-tuple configuration. Note, all multibyte 846 * fields, e.g., ip4src, ip4dst, psrc, pdst, spi, etc. are expected to 847 * be in network byte order. 848 */ 849 850/** 851 * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc. 852 * @ip4src: Source host 853 * @ip4dst: Destination host 854 * @psrc: Source port 855 * @pdst: Destination port 856 * @tos: Type-of-service 857 * 858 * This can be used to specify a TCP/IPv4, UDP/IPv4 or SCTP/IPv4 flow. 859 */ 860struct ethtool_tcpip4_spec { 861 __be32 ip4src; 862 __be32 ip4dst; 863 __be16 psrc; 864 __be16 pdst; 865 __u8 tos; 866}; 867 868/** 869 * struct ethtool_ah_espip4_spec - flow specification for IPsec/IPv4 870 * @ip4src: Source host 871 * @ip4dst: Destination host 872 * @spi: Security parameters index 873 * @tos: Type-of-service 874 * 875 * This can be used to specify an IPsec transport or tunnel over IPv4. 876 */ 877struct ethtool_ah_espip4_spec { 878 __be32 ip4src; 879 __be32 ip4dst; 880 __be32 spi; 881 __u8 tos; 882}; 883 884#define ETH_RX_NFC_IP4 1 885 886/** 887 * struct ethtool_usrip4_spec - general flow specification for IPv4 888 * @ip4src: Source host 889 * @ip4dst: Destination host 890 * @l4_4_bytes: First 4 bytes of transport (layer 4) header 891 * @tos: Type-of-service 892 * @ip_ver: Value must be %ETH_RX_NFC_IP4; mask must be 0 893 * @proto: Transport protocol number; mask must be 0 894 */ 895struct ethtool_usrip4_spec { 896 __be32 ip4src; 897 __be32 ip4dst; 898 __be32 l4_4_bytes; 899 __u8 tos; 900 __u8 ip_ver; 901 __u8 proto; 902}; 903 904/** 905 * struct ethtool_tcpip6_spec - flow specification for TCP/IPv6 etc. 906 * @ip6src: Source host 907 * @ip6dst: Destination host 908 * @psrc: Source port 909 * @pdst: Destination port 910 * @tclass: Traffic Class 911 * 912 * This can be used to specify a TCP/IPv6, UDP/IPv6 or SCTP/IPv6 flow. 913 */ 914struct ethtool_tcpip6_spec { 915 __be32 ip6src[4]; 916 __be32 ip6dst[4]; 917 __be16 psrc; 918 __be16 pdst; 919 __u8 tclass; 920}; 921 922/** 923 * struct ethtool_ah_espip6_spec - flow specification for IPsec/IPv6 924 * @ip6src: Source host 925 * @ip6dst: Destination host 926 * @spi: Security parameters index 927 * @tclass: Traffic Class 928 * 929 * This can be used to specify an IPsec transport or tunnel over IPv6. 930 */ 931struct ethtool_ah_espip6_spec { 932 __be32 ip6src[4]; 933 __be32 ip6dst[4]; 934 __be32 spi; 935 __u8 tclass; 936}; 937 938/** 939 * struct ethtool_usrip6_spec - general flow specification for IPv6 940 * @ip6src: Source host 941 * @ip6dst: Destination host 942 * @l4_4_bytes: First 4 bytes of transport (layer 4) header 943 * @tclass: Traffic Class 944 * @l4_proto: Transport protocol number (nexthdr after any Extension Headers) 945 */ 946struct ethtool_usrip6_spec { 947 __be32 ip6src[4]; 948 __be32 ip6dst[4]; 949 __be32 l4_4_bytes; 950 __u8 tclass; 951 __u8 l4_proto; 952}; 953 954union ethtool_flow_union { 955 struct ethtool_tcpip4_spec tcp_ip4_spec; 956 struct ethtool_tcpip4_spec udp_ip4_spec; 957 struct ethtool_tcpip4_spec sctp_ip4_spec; 958 struct ethtool_ah_espip4_spec ah_ip4_spec; 959 struct ethtool_ah_espip4_spec esp_ip4_spec; 960 struct ethtool_usrip4_spec usr_ip4_spec; 961 struct ethtool_tcpip6_spec tcp_ip6_spec; 962 struct ethtool_tcpip6_spec udp_ip6_spec; 963 struct ethtool_tcpip6_spec sctp_ip6_spec; 964 struct ethtool_ah_espip6_spec ah_ip6_spec; 965 struct ethtool_ah_espip6_spec esp_ip6_spec; 966 struct ethtool_usrip6_spec usr_ip6_spec; 967 struct ethhdr ether_spec; 968 __u8 hdata[52]; 969}; 970 971/** 972 * struct ethtool_flow_ext - additional RX flow fields 973 * @h_dest: destination MAC address 974 * @vlan_etype: VLAN EtherType 975 * @vlan_tci: VLAN tag control information 976 * @data: user defined data 977 * @padding: Reserved for future use; see the note on reserved space. 978 * 979 * Note, @vlan_etype, @vlan_tci, and @data are only valid if %FLOW_EXT 980 * is set in &struct ethtool_rx_flow_spec @flow_type. 981 * @h_dest is valid if %FLOW_MAC_EXT is set. 982 */ 983struct ethtool_flow_ext { 984 __u8 padding[2]; 985 unsigned char h_dest[ETH_ALEN]; 986 __be16 vlan_etype; 987 __be16 vlan_tci; 988 __be32 data[2]; 989}; 990 991/** 992 * struct ethtool_rx_flow_spec - classification rule for RX flows 993 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 994 * @h_u: Flow fields to match (dependent on @flow_type) 995 * @h_ext: Additional fields to match 996 * @m_u: Masks for flow field bits to be matched 997 * @m_ext: Masks for additional field bits to be matched 998 * Note, all additional fields must be ignored unless @flow_type 999 * includes the %FLOW_EXT or %FLOW_MAC_EXT flag 1000 * (see &struct ethtool_flow_ext description).
1001 * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC 1002 * if packets should be discarded, or %RX_CLS_FLOW_WAKE if the 1003 * packets should be used for Wake-on-LAN with %WAKE_FILTER 1004 * @location: Location of rule in the table. Locations must be 1005 * numbered such that a flow matching multiple rules will be 1006 * classified according to the first (lowest numbered) rule. 1007 */ 1008struct ethtool_rx_flow_spec { 1009 __u32 flow_type; 1010 union ethtool_flow_union h_u; 1011 struct ethtool_flow_ext h_ext; 1012 union ethtool_flow_union m_u; 1013 struct ethtool_flow_ext m_ext; 1014 __u64 ring_cookie; 1015 __u32 location; 1016}; 1017 1018/* How rings are laid out when accessing virtual functions or 1019 * offloaded queues is device specific. To allow users to do flow 1020 * steering and specify these queues the ring cookie is partitioned 1021 * into a 32bit queue index with an 8 bit virtual function id. 1022 * This also leaves the 3bytes for further specifiers. It is possible 1023 * future devices may support more than 256 virtual functions if 1024 * devices start supporting PCIe w/ARI. However at the moment I 1025 * do not know of any devices that support this so I do not reserve 1026 * space for this at this time. If a future patch consumes the next 1027 * byte it should be aware of this possibility. 1028 */ 1029#define ETHTOOL_RX_FLOW_SPEC_RING 0x00000000FFFFFFFFLL 1030#define ETHTOOL_RX_FLOW_SPEC_RING_VF 0x000000FF00000000LL 1031#define ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF 32 1032static inline __u64 ethtool_get_flow_spec_ring(__u64 ring_cookie) 1033{ 1034 return ETHTOOL_RX_FLOW_SPEC_RING & ring_cookie; 1035} 1036 1037static inline __u64 ethtool_get_flow_spec_ring_vf(__u64 ring_cookie) 1038{ 1039 return (ETHTOOL_RX_FLOW_SPEC_RING_VF & ring_cookie) >> 1040 ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF; 1041} 1042 1043/** 1044 * struct ethtool_rxnfc - command to get or set RX flow classification rules 1045 * @cmd: Specific command number - %ETHTOOL_GRXFH, %ETHTOOL_SRXFH, 1046 * %ETHTOOL_GRXRINGS, %ETHTOOL_GRXCLSRLCNT, %ETHTOOL_GRXCLSRULE, 1047 * %ETHTOOL_GRXCLSRLALL, %ETHTOOL_SRXCLSRLDEL or %ETHTOOL_SRXCLSRLINS 1048 * @flow_type: Type of flow to be affected, e.g. %TCP_V4_FLOW 1049 * @data: Command-dependent value 1050 * @fs: Flow classification rule 1051 * @rss_context: RSS context to be affected 1052 * @rule_cnt: Number of rules to be affected 1053 * @rule_locs: Array of used rule locations 1054 * 1055 * For %ETHTOOL_GRXFH and %ETHTOOL_SRXFH, @data is a bitmask indicating 1056 * the fields included in the flow hash, e.g. %RXH_IP_SRC. The following 1057 * structure fields must not be used, except that if @flow_type includes 1058 * the %FLOW_RSS flag, then @rss_context determines which RSS context to 1059 * act on. 1060 * 1061 * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues 1062 * on return. 1063 * 1064 * For %ETHTOOL_GRXCLSRLCNT, @rule_cnt is set to the number of defined 1065 * rules on return. If @data is non-zero on return then it is the 1066 * size of the rule table, plus the flag %RX_CLS_LOC_SPECIAL if the 1067 * driver supports any special location values. If that flag is not 1068 * set in @data then special location values should not be used. 1069 * 1070 * For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the location of an 1071 * existing rule on entry and @fs contains the rule on return; if 1072 * @fs.@flow_type includes the %FLOW_RSS flag, then @rss_context is 1073 * filled with the RSS context ID associated with the rule. 1074 * 1075 * For %ETHTOOL_GRXCLSRLALL, @rule_cnt specifies the array size of the 1076 * user buffer for @rule_locs on entry. On return, @data is the size 1077 * of the rule table, @rule_cnt is the number of defined rules, and 1078 * @rule_locs contains the locations of the defined rules. Drivers 1079 * must use the second parameter to get_rxnfc() instead of @rule_locs. 1080 * 1081 * For %ETHTOOL_SRXCLSRLINS, @fs specifies the rule to add or update. 1082 * @fs.@location either specifies the location to use or is a special 1083 * location value with %RX_CLS_LOC_SPECIAL flag set. On return, 1084 * @fs.@location is the actual rule location. If @fs.@flow_type 1085 * includes the %FLOW_RSS flag, @rss_context is the RSS context ID to 1086 * use for flow spreading traffic which matches this rule. The value 1087 * from the rxfh indirection table will be added to @fs.@ring_cookie 1088 * to choose which ring to deliver to. 1089 * 1090 * For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the location of an 1091 * existing rule on entry. 1092 * 1093 * A driver supporting the special location values for 1094 * %ETHTOOL_SRXCLSRLINS may add the rule at any suitable unused 1095 * location, and may remove a rule at a later location (lower 1096 * priority) that matches exactly the same set of flows. The special 1097 * values are %RX_CLS_LOC_ANY, selecting any location; 1098 * %RX_CLS_LOC_FIRST, selecting the first suitable location (maximum 1099 * priority); and %RX_CLS_LOC_LAST, selecting the last suitable 1100 * location (minimum priority). Additional special values may be 1101 * defined in future and drivers must return -%EINVAL for any 1102 * unrecognised value. 1103 */ 1104struct ethtool_rxnfc { 1105 __u32 cmd; 1106 __u32 flow_type; 1107 __u64 data; 1108 struct ethtool_rx_flow_spec fs; 1109 union { 1110 __u32 rule_cnt; 1111 __u32 rss_context; 1112 }; 1113 __u32 rule_locs[0]; 1114}; 1115 1116 1117/** 1118 * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection 1119 * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR 1120 * @size: On entry, the array size of the user buffer, which may be zero. 1121 * On return from %ETHTOOL_GRXFHINDIR, the array size of the hardware 1122 * indirection table. 1123 * @ring_index: RX ring/queue index for each hash value 1124 * 1125 * For %ETHTOOL_GRXFHINDIR, a @size of zero means that only the size 1126 * should be returned. For %ETHTOOL_SRXFHINDIR, a @size of zero means 1127 * the table should be reset to default values. This last feature 1128 * is not supported by the original implementations. 1129 */ 1130struct ethtool_rxfh_indir { 1131 __u32 cmd; 1132 __u32 size; 1133 __u32 ring_index[0]; 1134}; 1135 1136/** 1137 * struct ethtool_rxfh - command to get/set RX flow hash indir or/and hash key. 1138 * @cmd: Specific command number - %ETHTOOL_GRSSH or %ETHTOOL_SRSSH 1139 * @rss_context: RSS context identifier. Context 0 is the default for normal 1140 * traffic; other contexts can be referenced as the destination for RX flow 1141 * classification rules. %ETH_RXFH_CONTEXT_ALLOC is used with command 1142 * %ETHTOOL_SRSSH to allocate a new RSS context; on return this field will 1143 * contain the ID of the newly allocated context. 1144 * @indir_size: On entry, the array size of the user buffer for the 1145 * indirection table, which may be zero, or (for %ETHTOOL_SRSSH), 1146 * %ETH_RXFH_INDIR_NO_CHANGE. On return from %ETHTOOL_GRSSH, 1147 * the array size of the hardware indirection table. 1148 * @key_size: On entry, the array size of the user buffer for the hash key, 1149 * which may be zero. On return from %ETHTOOL_GRSSH, the size of the 1150 * hardware hash key. 1151 * @hfunc: Defines the current RSS hash function used by HW (or to be set to). 1152 * Valid values are one of the %ETH_RSS_HASH_*. 1153 * @rsvd8: Reserved for future use; see the note on reserved space. 1154 * @rsvd32: Reserved for future use; see the note on reserved space. 1155 * @rss_config: RX ring/queue index for each hash value i.e., indirection table 1156 * of @indir_size __u32 elements, followed by hash key of @key_size 1157 * bytes. 1158 * 1159 * For %ETHTOOL_GRSSH, a @indir_size and key_size of zero means that only the 1160 * size should be returned. For %ETHTOOL_SRSSH, an @indir_size of 1161 * %ETH_RXFH_INDIR_NO_CHANGE means that indir table setting is not requested 1162 * and a @indir_size of zero means the indir table should be reset to default 1163 * values (if @rss_context == 0) or that the RSS context should be deleted. 1164 * An hfunc of zero means that hash function setting is not requested. 1165 */ 1166struct ethtool_rxfh { 1167 __u32 cmd; 1168 __u32 rss_context; 1169 __u32 indir_size; 1170 __u32 key_size; 1171 __u8 hfunc; 1172 __u8 rsvd8[3]; 1173 __u32 rsvd32; 1174 __u32 rss_config[0]; 1175}; 1176#define ETH_RXFH_CONTEXT_ALLOC 0xffffffff 1177#define ETH_RXFH_INDIR_NO_CHANGE 0xffffffff 1178 1179/** 1180 * struct ethtool_rx_ntuple_flow_spec - specification for RX flow filter 1181 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 1182 * @h_u: Flow field values to match (dependent on @flow_type) 1183 * @m_u: Masks for flow field value bits to be ignored 1184 * @vlan_tag: VLAN tag to match 1185 * @vlan_tag_mask: Mask for VLAN tag bits to be ignored 1186 * @data: Driver-dependent data to match 1187 * @data_mask: Mask for driver-dependent data bits to be ignored 1188 * @action: RX ring/queue index to deliver to (non-negative) or other action 1189 * (negative, e.g. %ETHTOOL_RXNTUPLE_ACTION_DROP) 1190 * 1191 * For flow types %TCP_V4_FLOW, %UDP_V4_FLOW and %SCTP_V4_FLOW, where 1192 * a field value and mask are both zero this is treated as if all mask 1193 * bits are set i.e. the field is ignored. 1194 */ 1195struct ethtool_rx_ntuple_flow_spec { 1196 __u32 flow_type; 1197 union { 1198 struct ethtool_tcpip4_spec tcp_ip4_spec; 1199 struct ethtool_tcpip4_spec udp_ip4_spec; 1200 struct ethtool_tcpip4_spec sctp_ip4_spec; 1201 struct ethtool_ah_espip4_spec ah_ip4_spec; 1202 struct ethtool_ah_espip4_spec esp_ip4_spec; 1203 struct ethtool_usrip4_spec usr_ip4_spec; 1204 struct ethhdr ether_spec; 1205 __u8 hdata[72]; 1206 } h_u, m_u; 1207 1208 __u16 vlan_tag; 1209 __u16 vlan_tag_mask; 1210 __u64 data; 1211 __u64 data_mask; 1212 1213 __s32 action; 1214#define ETHTOOL_RXNTUPLE_ACTION_DROP (-1) /* drop packet */ 1215#define ETHTOOL_RXNTUPLE_ACTION_CLEAR (-2) /* clear filter */ 1216}; 1217 1218/** 1219 * struct ethtool_rx_ntuple - command to set or clear RX flow filter 1220 * @cmd: Command number - %ETHTOOL_SRXNTUPLE 1221 * @fs: Flow filter specification 1222 */ 1223struct ethtool_rx_ntuple { 1224 __u32 cmd; 1225 struct ethtool_rx_ntuple_flow_spec fs; 1226}; 1227 1228#define ETHTOOL_FLASH_MAX_FILENAME 128 1229enum ethtool_flash_op_type { 1230 ETHTOOL_FLASH_ALL_REGIONS = 0, 1231}; 1232 1233/* for passing firmware flashing related parameters */ 1234struct ethtool_flash { 1235 __u32 cmd; 1236 __u32 region; 1237 char data[ETHTOOL_FLASH_MAX_FILENAME]; 1238}; 1239 1240/** 1241 * struct ethtool_dump - used for retrieving, setting device dump 1242 * @cmd: Command number - %ETHTOOL_GET_DUMP_FLAG, %ETHTOOL_GET_DUMP_DATA, or 1243 * %ETHTOOL_SET_DUMP 1244 * @version: FW version of the dump, filled in by driver 1245 * @flag: driver dependent flag for dump setting, filled in by driver during 1246 * get and filled in by ethtool for set operation. 1247 * flag must be initialized by macro ETH_FW_DUMP_DISABLE value when 1248 * firmware dump is disabled. 1249 * @len: length of dump data, used as the length of the user buffer on entry to 1250 * %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver 1251 * for %ETHTOOL_GET_DUMP_FLAG command 1252 * @data: data collected for get dump data operation 1253 */ 1254struct ethtool_dump { 1255 __u32 cmd; 1256 __u32 version; 1257 __u32 flag; 1258 __u32 len; 1259 __u8 data[0]; 1260}; 1261 1262#define ETH_FW_DUMP_DISABLE 0 1263 1264/* for returning and changing feature sets */ 1265 1266/** 1267 * struct ethtool_get_features_block - block with state of 32 features 1268 * @available: mask of changeable features 1269 * @requested: mask of features requested to be enabled if possible 1270 * @active: mask of currently enabled features 1271 * @never_changed: mask of features not changeable for any device 1272 */ 1273struct ethtool_get_features_block { 1274 __u32 available; 1275 __u32 requested; 1276 __u32 active; 1277 __u32 never_changed; 1278}; 1279 1280/** 1281 * struct ethtool_gfeatures - command to get state of device's features 1282 * @cmd: command number = %ETHTOOL_GFEATURES 1283 * @size: On entry, the number of elements in the features[] array; 1284 * on return, the number of elements in features[] needed to hold 1285 * all features 1286 * @features: state of features 1287 */ 1288struct ethtool_gfeatures { 1289 __u32 cmd; 1290 __u32 size; 1291 struct ethtool_get_features_block features[0]; 1292}; 1293 1294/** 1295 * struct ethtool_set_features_block - block with request for 32 features 1296 * @valid: mask of features to be changed 1297 * @requested: values of features to be changed 1298 */ 1299struct ethtool_set_features_block { 1300 __u32 valid; 1301 __u32 requested; 1302}; 1303 1304/** 1305 * struct ethtool_sfeatures - command to request change in device's features 1306 * @cmd: command number = %ETHTOOL_SFEATURES 1307 * @size: array size of the features[] array 1308 * @features: feature change masks 1309 */ 1310struct ethtool_sfeatures { 1311 __u32 cmd; 1312 __u32 size; 1313 struct ethtool_set_features_block features[0]; 1314}; 1315 1316/** 1317 * struct ethtool_ts_info - holds a device's timestamping and PHC association 1318 * @cmd: command number = %ETHTOOL_GET_TS_INFO 1319 * @so_timestamping: bit mask of the sum of the supported SO_TIMESTAMPING flags 1320 * @phc_index: device index of the associated PHC, or -1 if there is none 1321 * @tx_types: bit mask of the supported hwtstamp_tx_types enumeration values 1322 * @tx_reserved: Reserved for future use; see the note on reserved space. 1323 * @rx_filters: bit mask of the supported hwtstamp_rx_filters enumeration values 1324 * @rx_reserved: Reserved for future use; see the note on reserved space. 1325 * 1326 * The bits in the 'tx_types' and 'rx_filters' fields correspond to 1327 * the 'hwtstamp_tx_types' and 'hwtstamp_rx_filters' enumeration values, 1328 * respectively. For example, if the device supports HWTSTAMP_TX_ON, 1329 * then (1 << HWTSTAMP_TX_ON) in 'tx_types' will be set. 1330 * 1331 * Drivers should only report the filters they actually support without 1332 * upscaling in the SIOCSHWTSTAMP ioctl. If the SIOCSHWSTAMP request for 1333 * HWTSTAMP_FILTER_V1_SYNC is supported by HWTSTAMP_FILTER_V1_EVENT, then the 1334 * driver should only report HWTSTAMP_FILTER_V1_EVENT in this op. 1335 */ 1336struct ethtool_ts_info { 1337 __u32 cmd; 1338 __u32 so_timestamping; 1339 __s32 phc_index; 1340 __u32 tx_types; 1341 __u32 tx_reserved[3]; 1342 __u32 rx_filters; 1343 __u32 rx_reserved[3]; 1344}; 1345 1346/* 1347 * %ETHTOOL_SFEATURES changes features present in features[].valid to the 1348 * values of corresponding bits in features[].requested. Bits in .requested 1349 * not set in .valid or not changeable are ignored. 1350 * 1351 * Returns %EINVAL when .valid contains undefined or never-changeable bits 1352 * or size is not equal to required number of features words (32-bit blocks). 1353 * Returns >= 0 if request was completed; bits set in the value mean: 1354 * %ETHTOOL_F_UNSUPPORTED - there were bits set in .valid that are not 1355 * changeable (not present in %ETHTOOL_GFEATURES' features[].available) 1356 * those bits were ignored. 1357 * %ETHTOOL_F_WISH - some or all changes requested were recorded but the 1358 * resulting state of bits masked by .valid is not equal to .requested. 1359 * Probably there are other device-specific constraints on some features 1360 * in the set. When %ETHTOOL_F_UNSUPPORTED is set, .valid is considered 1361 * here as though ignored bits were cleared. 1362 * %ETHTOOL_F_COMPAT - some or all changes requested were made by calling 1363 * compatibility functions. Requested offload state cannot be properly 1364 * managed by kernel. 1365 * 1366 * Meaning of bits in the masks are obtained by %ETHTOOL_GSSET_INFO (number of 1367 * bits in the arrays - always multiple of 32) and %ETHTOOL_GSTRINGS commands 1368 * for ETH_SS_FEATURES string set. First entry in the table corresponds to least 1369 * significant bit in features[0] fields. Empty strings mark undefined features. 1370 */ 1371enum ethtool_sfeatures_retval_bits { 1372 ETHTOOL_F_UNSUPPORTED__BIT, 1373 ETHTOOL_F_WISH__BIT, 1374 ETHTOOL_F_COMPAT__BIT, 1375}; 1376 1377#define ETHTOOL_F_UNSUPPORTED (1 << ETHTOOL_F_UNSUPPORTED__BIT) 1378#define ETHTOOL_F_WISH (1 << ETHTOOL_F_WISH__BIT) 1379#define ETHTOOL_F_COMPAT (1 << ETHTOOL_F_COMPAT__BIT) 1380 1381#define MAX_NUM_QUEUE 4096 1382 1383/** 1384 * struct ethtool_per_queue_op - apply sub command to the queues in mask. 1385 * @cmd: ETHTOOL_PERQUEUE 1386 * @sub_command: the sub command which apply to each queues 1387 * @queue_mask: Bitmap of the queues which sub command apply to 1388 * @data: A complete command structure following for each of the queues addressed 1389 */ 1390struct ethtool_per_queue_op { 1391 __u32 cmd; 1392 __u32 sub_command; 1393 __u32 queue_mask[__KERNEL_DIV_ROUND_UP(MAX_NUM_QUEUE, 32)]; 1394 char data[]; 1395}; 1396 1397/** 1398 * struct ethtool_fecparam - Ethernet Forward Error Correction parameters 1399 * @cmd: Command number = %ETHTOOL_GFECPARAM or %ETHTOOL_SFECPARAM 1400 * @active_fec: FEC mode which is active on the port, single bit set, GET only. 1401 * @fec: Bitmask of configured FEC modes. 1402 * @reserved: Reserved for future extensions, ignore on GET, write 0 for SET. 1403 * 1404 * Note that @reserved was never validated on input and ethtool user space 1405 * left it uninitialized when calling SET. Hence going forward it can only be 1406 * used to return a value to userspace with GET. 1407 * 1408 * FEC modes supported by the device can be read via %ETHTOOL_GLINKSETTINGS. 1409 * FEC settings are configured by link autonegotiation whenever it's enabled. 1410 * With autoneg on %ETHTOOL_GFECPARAM can be used to read the current mode. 1411 * 1412 * When autoneg is disabled %ETHTOOL_SFECPARAM controls the FEC settings. 1413 * It is recommended that drivers only accept a single bit set in @fec. 1414 * When multiple bits are set in @fec drivers may pick mode in an implementation 1415 * dependent way. Drivers should reject mixing %ETHTOOL_FEC_AUTO_BIT with other 1416 * FEC modes, because it's unclear whether in this case other modes constrain 1417 * AUTO or are independent choices. 1418 * Drivers must reject SET requests if they support none of the requested modes. 1419 * 1420 * If device does not support FEC drivers may use %ETHTOOL_FEC_NONE instead 1421 * of returning %EOPNOTSUPP from %ETHTOOL_GFECPARAM. 1422 * 1423 * See enum ethtool_fec_config_bits for definition of valid bits for both 1424 * @fec and @active_fec. 1425 */ 1426struct ethtool_fecparam { 1427 __u32 cmd; 1428 /* bitmask of FEC modes */ 1429 __u32 active_fec; 1430 __u32 fec; 1431 __u32 reserved; 1432}; 1433 1434/** 1435 * enum ethtool_fec_config_bits - flags definition of ethtool_fec_configuration 1436 * @ETHTOOL_FEC_NONE_BIT: FEC mode configuration is not supported. Should not 1437 * be used together with other bits. GET only. 1438 * @ETHTOOL_FEC_AUTO_BIT: Select default/best FEC mode automatically, usually 1439 * based link mode and SFP parameters read from module's 1440 * EEPROM. This bit does _not_ mean autonegotiation. 1441 * @ETHTOOL_FEC_OFF_BIT: No FEC Mode 1442 * @ETHTOOL_FEC_RS_BIT: Reed-Solomon FEC Mode 1443 * @ETHTOOL_FEC_BASER_BIT: Base-R/Reed-Solomon FEC Mode 1444 * @ETHTOOL_FEC_LLRS_BIT: Low Latency Reed Solomon FEC Mode (25G/50G Ethernet 1445 * Consortium) 1446 */ 1447enum ethtool_fec_config_bits { 1448 ETHTOOL_FEC_NONE_BIT, 1449 ETHTOOL_FEC_AUTO_BIT, 1450 ETHTOOL_FEC_OFF_BIT, 1451 ETHTOOL_FEC_RS_BIT, 1452 ETHTOOL_FEC_BASER_BIT, 1453 ETHTOOL_FEC_LLRS_BIT, 1454}; 1455 1456#define ETHTOOL_FEC_NONE (1 << ETHTOOL_FEC_NONE_BIT) 1457#define ETHTOOL_FEC_AUTO (1 << ETHTOOL_FEC_AUTO_BIT) 1458#define ETHTOOL_FEC_OFF (1 << ETHTOOL_FEC_OFF_BIT) 1459#define ETHTOOL_FEC_RS (1 << ETHTOOL_FEC_RS_BIT) 1460#define ETHTOOL_FEC_BASER (1 << ETHTOOL_FEC_BASER_BIT) 1461#define ETHTOOL_FEC_LLRS (1 << ETHTOOL_FEC_LLRS_BIT) 1462 1463/* CMDs currently supported */ 1464#define ETHTOOL_GSET 0x00000001 /* DEPRECATED, Get settings. 1465 * Please use ETHTOOL_GLINKSETTINGS 1466 */ 1467#define ETHTOOL_SSET 0x00000002 /* DEPRECATED, Set settings. 1468 * Please use ETHTOOL_SLINKSETTINGS 1469 */ 1470#define ETHTOOL_GDRVINFO 0x00000003 /* Get driver info. */ 1471#define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */ 1472#define ETHTOOL_GWOL 0x00000005 /* Get wake-on-lan options. */ 1473#define ETHTOOL_SWOL 0x00000006 /* Set wake-on-lan options. */ 1474#define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */ 1475#define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */ 1476#define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */ 1477/* Get link status for host, i.e. whether the interface *and* the 1478 * physical port (if there is one) are up (ethtool_value). */ 1479#define ETHTOOL_GLINK 0x0000000a 1480#define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */ 1481#define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */ 1482#define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */ 1483#define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */ 1484#define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */ 1485#define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters. */ 1486#define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */ 1487#define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */ 1488#define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */ 1489#define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */ 1490#define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */ 1491#define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */ 1492#define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable 1493 * (ethtool_value) */ 1494#define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable 1495 * (ethtool_value). */ 1496#define ETHTOOL_TEST 0x0000001a /* execute NIC self-test. */ 1497#define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */ 1498#define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */ 1499#define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */ 1500#define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */ 1501#define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */ 1502#define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */ 1503#define ETHTOOL_GUFO 0x00000021 /* Get UFO enable (ethtool_value) */ 1504#define ETHTOOL_SUFO 0x00000022 /* Set UFO enable (ethtool_value) */ 1505#define ETHTOOL_GGSO 0x00000023 /* Get GSO enable (ethtool_value) */ 1506#define ETHTOOL_SGSO 0x00000024 /* Set GSO enable (ethtool_value) */ 1507#define ETHTOOL_GFLAGS 0x00000025 /* Get flags bitmap(ethtool_value) */ 1508#define ETHTOOL_SFLAGS 0x00000026 /* Set flags bitmap(ethtool_value) */ 1509#define ETHTOOL_GPFLAGS 0x00000027 /* Get driver-private flags bitmap */ 1510#define ETHTOOL_SPFLAGS 0x00000028 /* Set driver-private flags bitmap */ 1511 1512#define ETHTOOL_GRXFH 0x00000029 /* Get RX flow hash configuration */ 1513#define ETHTOOL_SRXFH 0x0000002a /* Set RX flow hash configuration */ 1514#define ETHTOOL_GGRO 0x0000002b /* Get GRO enable (ethtool_value) */ 1515#define ETHTOOL_SGRO 0x0000002c /* Set GRO enable (ethtool_value) */ 1516#define ETHTOOL_GRXRINGS 0x0000002d /* Get RX rings available for LB */ 1517#define ETHTOOL_GRXCLSRLCNT 0x0000002e /* Get RX class rule count */ 1518#define ETHTOOL_GRXCLSRULE 0x0000002f /* Get RX classification rule */ 1519#define ETHTOOL_GRXCLSRLALL 0x00000030 /* Get all RX classification rule */ 1520#define ETHTOOL_SRXCLSRLDEL 0x00000031 /* Delete RX classification rule */ 1521#define ETHTOOL_SRXCLSRLINS 0x00000032 /* Insert RX classification rule */ 1522#define ETHTOOL_FLASHDEV 0x00000033 /* Flash firmware to device */ 1523#define ETHTOOL_RESET 0x00000034 /* Reset hardware */ 1524#define ETHTOOL_SRXNTUPLE 0x00000035 /* Add an n-tuple filter to device */ 1525#define ETHTOOL_GRXNTUPLE 0x00000036 /* deprecated */ 1526#define ETHTOOL_GSSET_INFO 0x00000037 /* Get string set info */ 1527#define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */ 1528#define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */ 1529 1530#define ETHTOOL_GFEATURES 0x0000003a /* Get device offload settings */ 1531#define ETHTOOL_SFEATURES 0x0000003b /* Change device offload settings */ 1532#define ETHTOOL_GCHANNELS 0x0000003c /* Get no of channels */ 1533#define ETHTOOL_SCHANNELS 0x0000003d /* Set no of channels */ 1534#define ETHTOOL_SET_DUMP 0x0000003e /* Set dump settings */ 1535#define ETHTOOL_GET_DUMP_FLAG 0x0000003f /* Get dump settings */ 1536#define ETHTOOL_GET_DUMP_DATA 0x00000040 /* Get dump data */ 1537#define ETHTOOL_GET_TS_INFO 0x00000041 /* Get time stamping and PHC info */ 1538#define ETHTOOL_GMODULEINFO 0x00000042 /* Get plug-in module information */ 1539#define ETHTOOL_GMODULEEEPROM 0x00000043 /* Get plug-in module eeprom */ 1540#define ETHTOOL_GEEE 0x00000044 /* Get EEE settings */ 1541#define ETHTOOL_SEEE 0x00000045 /* Set EEE settings */ 1542 1543#define ETHTOOL_GRSSH 0x00000046 /* Get RX flow hash configuration */ 1544#define ETHTOOL_SRSSH 0x00000047 /* Set RX flow hash configuration */ 1545#define ETHTOOL_GTUNABLE 0x00000048 /* Get tunable configuration */ 1546#define ETHTOOL_STUNABLE 0x00000049 /* Set tunable configuration */ 1547#define ETHTOOL_GPHYSTATS 0x0000004a /* get PHY-specific statistics */ 1548 1549#define ETHTOOL_PERQUEUE 0x0000004b /* Set per queue options */ 1550 1551#define ETHTOOL_GLINKSETTINGS 0x0000004c /* Get ethtool_link_settings */ 1552#define ETHTOOL_SLINKSETTINGS 0x0000004d /* Set ethtool_link_settings */ 1553#define ETHTOOL_PHY_GTUNABLE 0x0000004e /* Get PHY tunable configuration */ 1554#define ETHTOOL_PHY_STUNABLE 0x0000004f /* Set PHY tunable configuration */ 1555#define ETHTOOL_GFECPARAM 0x00000050 /* Get FEC settings */ 1556#define ETHTOOL_SFECPARAM 0x00000051 /* Set FEC settings */ 1557 1558/* compatibility with older code */ 1559#define SPARC_ETH_GSET ETHTOOL_GSET 1560#define SPARC_ETH_SSET ETHTOOL_SSET 1561 1562/* Link mode bit indices */ 1563enum ethtool_link_mode_bit_indices { 1564 ETHTOOL_LINK_MODE_10baseT_Half_BIT = 0, 1565 ETHTOOL_LINK_MODE_10baseT_Full_BIT = 1, 1566 ETHTOOL_LINK_MODE_100baseT_Half_BIT = 2, 1567 ETHTOOL_LINK_MODE_100baseT_Full_BIT = 3, 1568 ETHTOOL_LINK_MODE_1000baseT_Half_BIT = 4, 1569 ETHTOOL_LINK_MODE_1000baseT_Full_BIT = 5, 1570 ETHTOOL_LINK_MODE_Autoneg_BIT = 6, 1571 ETHTOOL_LINK_MODE_TP_BIT = 7, 1572 ETHTOOL_LINK_MODE_AUI_BIT = 8, 1573 ETHTOOL_LINK_MODE_MII_BIT = 9, 1574 ETHTOOL_LINK_MODE_FIBRE_BIT = 10, 1575 ETHTOOL_LINK_MODE_BNC_BIT = 11, 1576 ETHTOOL_LINK_MODE_10000baseT_Full_BIT = 12, 1577 ETHTOOL_LINK_MODE_Pause_BIT = 13, 1578 ETHTOOL_LINK_MODE_Asym_Pause_BIT = 14, 1579 ETHTOOL_LINK_MODE_2500baseX_Full_BIT = 15, 1580 ETHTOOL_LINK_MODE_Backplane_BIT = 16, 1581 ETHTOOL_LINK_MODE_1000baseKX_Full_BIT = 17, 1582 ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT = 18, 1583 ETHTOOL_LINK_MODE_10000baseKR_Full_BIT = 19, 1584 ETHTOOL_LINK_MODE_10000baseR_FEC_BIT = 20, 1585 ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT = 21, 1586 ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT = 22, 1587 ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT = 23, 1588 ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT = 24, 1589 ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT = 25, 1590 ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT = 26, 1591 ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT = 27, 1592 ETHTOOL_LINK_MODE_56000baseCR4_Full_BIT = 28, 1593 ETHTOOL_LINK_MODE_56000baseSR4_Full_BIT = 29, 1594 ETHTOOL_LINK_MODE_56000baseLR4_Full_BIT = 30, 1595 ETHTOOL_LINK_MODE_25000baseCR_Full_BIT = 31, 1596 1597 /* Last allowed bit for __ETHTOOL_LINK_MODE_LEGACY_MASK is bit 1598 * 31. Please do NOT define any SUPPORTED_* or ADVERTISED_* 1599 * macro for bits > 31. The only way to use indices > 31 is to 1600 * use the new ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. 1601 */ 1602 1603 ETHTOOL_LINK_MODE_25000baseKR_Full_BIT = 32, 1604 ETHTOOL_LINK_MODE_25000baseSR_Full_BIT = 33, 1605 ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT = 34, 1606 ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT = 35, 1607 ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT = 36, 1608 ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT = 37, 1609 ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT = 38, 1610 ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT = 39, 1611 ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT = 40, 1612 ETHTOOL_LINK_MODE_1000baseX_Full_BIT = 41, 1613 ETHTOOL_LINK_MODE_10000baseCR_Full_BIT = 42, 1614 ETHTOOL_LINK_MODE_10000baseSR_Full_BIT = 43, 1615 ETHTOOL_LINK_MODE_10000baseLR_Full_BIT = 44, 1616 ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT = 45, 1617 ETHTOOL_LINK_MODE_10000baseER_Full_BIT = 46, 1618 ETHTOOL_LINK_MODE_2500baseT_Full_BIT = 47, 1619 ETHTOOL_LINK_MODE_5000baseT_Full_BIT = 48, 1620 1621 ETHTOOL_LINK_MODE_FEC_NONE_BIT = 49, 1622 ETHTOOL_LINK_MODE_FEC_RS_BIT = 50, 1623 ETHTOOL_LINK_MODE_FEC_BASER_BIT = 51, 1624 ETHTOOL_LINK_MODE_50000baseKR_Full_BIT = 52, 1625 ETHTOOL_LINK_MODE_50000baseSR_Full_BIT = 53, 1626 ETHTOOL_LINK_MODE_50000baseCR_Full_BIT = 54, 1627 ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT = 55, 1628 ETHTOOL_LINK_MODE_50000baseDR_Full_BIT = 56, 1629 ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT = 57, 1630 ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT = 58, 1631 ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT = 59, 1632 ETHTOOL_LINK_MODE_100000baseLR2_ER2_FR2_Full_BIT = 60, 1633 ETHTOOL_LINK_MODE_100000baseDR2_Full_BIT = 61, 1634 ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT = 62, 1635 ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT = 63, 1636 ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT = 64, 1637 ETHTOOL_LINK_MODE_200000baseDR4_Full_BIT = 65, 1638 ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT = 66, 1639 ETHTOOL_LINK_MODE_100baseT1_Full_BIT = 67, 1640 ETHTOOL_LINK_MODE_1000baseT1_Full_BIT = 68, 1641 ETHTOOL_LINK_MODE_400000baseKR8_Full_BIT = 69, 1642 ETHTOOL_LINK_MODE_400000baseSR8_Full_BIT = 70, 1643 ETHTOOL_LINK_MODE_400000baseLR8_ER8_FR8_Full_BIT = 71, 1644 ETHTOOL_LINK_MODE_400000baseDR8_Full_BIT = 72, 1645 ETHTOOL_LINK_MODE_400000baseCR8_Full_BIT = 73, 1646 ETHTOOL_LINK_MODE_FEC_LLRS_BIT = 74, 1647 ETHTOOL_LINK_MODE_100000baseKR_Full_BIT = 75, 1648 ETHTOOL_LINK_MODE_100000baseSR_Full_BIT = 76, 1649 ETHTOOL_LINK_MODE_100000baseLR_ER_FR_Full_BIT = 77, 1650 ETHTOOL_LINK_MODE_100000baseCR_Full_BIT = 78, 1651 ETHTOOL_LINK_MODE_100000baseDR_Full_BIT = 79, 1652 ETHTOOL_LINK_MODE_200000baseKR2_Full_BIT = 80, 1653 ETHTOOL_LINK_MODE_200000baseSR2_Full_BIT = 81, 1654 ETHTOOL_LINK_MODE_200000baseLR2_ER2_FR2_Full_BIT = 82, 1655 ETHTOOL_LINK_MODE_200000baseDR2_Full_BIT = 83, 1656 ETHTOOL_LINK_MODE_200000baseCR2_Full_BIT = 84, 1657 ETHTOOL_LINK_MODE_400000baseKR4_Full_BIT = 85, 1658 ETHTOOL_LINK_MODE_400000baseSR4_Full_BIT = 86, 1659 ETHTOOL_LINK_MODE_400000baseLR4_ER4_FR4_Full_BIT = 87, 1660 ETHTOOL_LINK_MODE_400000baseDR4_Full_BIT = 88, 1661 ETHTOOL_LINK_MODE_400000baseCR4_Full_BIT = 89, 1662 ETHTOOL_LINK_MODE_100baseFX_Half_BIT = 90, 1663 ETHTOOL_LINK_MODE_100baseFX_Full_BIT = 91, 1664 /* must be last entry */ 1665 __ETHTOOL_LINK_MODE_MASK_NBITS 1666}; 1667 1668#define __ETHTOOL_LINK_MODE_LEGACY_MASK(base_name) \ 1669 (1UL << (ETHTOOL_LINK_MODE_ ## base_name ## _BIT)) 1670 1671/* DEPRECATED macros. Please migrate to 1672 * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT 1673 * define any new SUPPORTED_* macro for bits > 31. 1674 */ 1675#define SUPPORTED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half) 1676#define SUPPORTED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full) 1677#define SUPPORTED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half) 1678#define SUPPORTED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full) 1679#define SUPPORTED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half) 1680#define SUPPORTED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full) 1681#define SUPPORTED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg) 1682#define SUPPORTED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP) 1683#define SUPPORTED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI) 1684#define SUPPORTED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII) 1685#define SUPPORTED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE) 1686#define SUPPORTED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC) 1687#define SUPPORTED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full) 1688#define SUPPORTED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause) 1689#define SUPPORTED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause) 1690#define SUPPORTED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full) 1691#define SUPPORTED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane) 1692#define SUPPORTED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full) 1693#define SUPPORTED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full) 1694#define SUPPORTED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full) 1695#define SUPPORTED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC) 1696#define SUPPORTED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full) 1697#define SUPPORTED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full) 1698#define SUPPORTED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full) 1699#define SUPPORTED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full) 1700#define SUPPORTED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full) 1701#define SUPPORTED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full) 1702#define SUPPORTED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full) 1703#define SUPPORTED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full) 1704#define SUPPORTED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full) 1705#define SUPPORTED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full) 1706/* Please do not define any new SUPPORTED_* macro for bits > 31, see 1707 * notice above. 1708 */ 1709 1710/* 1711 * DEPRECATED macros. Please migrate to 1712 * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT 1713 * define any new ADERTISE_* macro for bits > 31. 1714 */ 1715#define ADVERTISED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half) 1716#define ADVERTISED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full) 1717#define ADVERTISED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half) 1718#define ADVERTISED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full) 1719#define ADVERTISED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half) 1720#define ADVERTISED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full) 1721#define ADVERTISED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg) 1722#define ADVERTISED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP) 1723#define ADVERTISED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI) 1724#define ADVERTISED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII) 1725#define ADVERTISED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE) 1726#define ADVERTISED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC) 1727#define ADVERTISED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full) 1728#define ADVERTISED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause) 1729#define ADVERTISED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause) 1730#define ADVERTISED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full) 1731#define ADVERTISED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane) 1732#define ADVERTISED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full) 1733#define ADVERTISED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full) 1734#define ADVERTISED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full) 1735#define ADVERTISED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC) 1736#define ADVERTISED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full) 1737#define ADVERTISED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full) 1738#define ADVERTISED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full) 1739#define ADVERTISED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full) 1740#define ADVERTISED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full) 1741#define ADVERTISED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full) 1742#define ADVERTISED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full) 1743#define ADVERTISED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full) 1744#define ADVERTISED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full) 1745#define ADVERTISED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full) 1746/* Please do not define any new ADVERTISED_* macro for bits > 31, see 1747 * notice above. 1748 */ 1749 1750/* The following are all involved in forcing a particular link 1751 * mode for the device for setting things. When getting the 1752 * devices settings, these indicate the current mode and whether 1753 * it was forced up into this mode or autonegotiated. 1754 */ 1755 1756/* The forced speed, in units of 1Mb. All values 0 to INT_MAX are legal. 1757 * Update drivers/net/phy/phy.c:phy_speed_to_str() and 1758 * drivers/net/bonding/bond_3ad.c:__get_link_speed() when adding new values. 1759 */ 1760#define SPEED_10 10 1761#define SPEED_100 100 1762#define SPEED_1000 1000 1763#define SPEED_2500 2500 1764#define SPEED_5000 5000 1765#define SPEED_10000 10000 1766#define SPEED_14000 14000 1767#define SPEED_20000 20000 1768#define SPEED_25000 25000 1769#define SPEED_40000 40000 1770#define SPEED_50000 50000 1771#define SPEED_56000 56000 1772#define SPEED_100000 100000 1773#define SPEED_200000 200000 1774#define SPEED_400000 400000 1775 1776#define SPEED_UNKNOWN -1 1777 1778static inline int ethtool_validate_speed(__u32 speed) 1779{ 1780 return speed <= INT_MAX || speed == (__u32)SPEED_UNKNOWN; 1781} 1782 1783/* Duplex, half or full. */ 1784#define DUPLEX_HALF 0x00 1785#define DUPLEX_FULL 0x01 1786#define DUPLEX_UNKNOWN 0xff 1787 1788static inline int ethtool_validate_duplex(__u8 duplex) 1789{ 1790 switch (duplex) { 1791 case DUPLEX_HALF: 1792 case DUPLEX_FULL: 1793 case DUPLEX_UNKNOWN: 1794 return 1; 1795 } 1796 1797 return 0; 1798} 1799 1800#define MASTER_SLAVE_CFG_UNSUPPORTED 0 1801#define MASTER_SLAVE_CFG_UNKNOWN 1 1802#define MASTER_SLAVE_CFG_MASTER_PREFERRED 2 1803#define MASTER_SLAVE_CFG_SLAVE_PREFERRED 3 1804#define MASTER_SLAVE_CFG_MASTER_FORCE 4 1805#define MASTER_SLAVE_CFG_SLAVE_FORCE 5 1806#define MASTER_SLAVE_STATE_UNSUPPORTED 0 1807#define MASTER_SLAVE_STATE_UNKNOWN 1 1808#define MASTER_SLAVE_STATE_MASTER 2 1809#define MASTER_SLAVE_STATE_SLAVE 3 1810#define MASTER_SLAVE_STATE_ERR 4 1811 1812/* Which connector port. */ 1813#define PORT_TP 0x00 1814#define PORT_AUI 0x01 1815#define PORT_MII 0x02 1816#define PORT_FIBRE 0x03 1817#define PORT_BNC 0x04 1818#define PORT_DA 0x05 1819#define PORT_NONE 0xef 1820#define PORT_OTHER 0xff 1821 1822/* Which transceiver to use. */ 1823#define XCVR_INTERNAL 0x00 /* PHY and MAC are in the same package */ 1824#define XCVR_EXTERNAL 0x01 /* PHY and MAC are in different packages */ 1825#define XCVR_DUMMY1 0x02 1826#define XCVR_DUMMY2 0x03 1827#define XCVR_DUMMY3 0x04 1828 1829/* Enable or disable autonegotiation. */ 1830#define AUTONEG_DISABLE 0x00 1831#define AUTONEG_ENABLE 0x01 1832 1833/* MDI or MDI-X status/control - if MDI/MDI_X/AUTO is set then 1834 * the driver is required to renegotiate link 1835 */ 1836#define ETH_TP_MDI_INVALID 0x00 /* status: unknown; control: unsupported */ 1837#define ETH_TP_MDI 0x01 /* status: MDI; control: force MDI */ 1838#define ETH_TP_MDI_X 0x02 /* status: MDI-X; control: force MDI-X */ 1839#define ETH_TP_MDI_AUTO 0x03 /* control: auto-select */ 1840 1841/* Wake-On-Lan options. */ 1842#define WAKE_PHY (1 << 0) 1843#define WAKE_UCAST (1 << 1) 1844#define WAKE_MCAST (1 << 2) 1845#define WAKE_BCAST (1 << 3) 1846#define WAKE_ARP (1 << 4) 1847#define WAKE_MAGIC (1 << 5) 1848#define WAKE_MAGICSECURE (1 << 6) /* only meaningful if WAKE_MAGIC */ 1849#define WAKE_FILTER (1 << 7) 1850 1851#define WOL_MODE_COUNT 8 1852 1853/* L2-L4 network traffic flow types */ 1854#define TCP_V4_FLOW 0x01 /* hash or spec (tcp_ip4_spec) */ 1855#define UDP_V4_FLOW 0x02 /* hash or spec (udp_ip4_spec) */ 1856#define SCTP_V4_FLOW 0x03 /* hash or spec (sctp_ip4_spec) */ 1857#define AH_ESP_V4_FLOW 0x04 /* hash only */ 1858#define TCP_V6_FLOW 0x05 /* hash or spec (tcp_ip6_spec; nfc only) */ 1859#define UDP_V6_FLOW 0x06 /* hash or spec (udp_ip6_spec; nfc only) */ 1860#define SCTP_V6_FLOW 0x07 /* hash or spec (sctp_ip6_spec; nfc only) */ 1861#define AH_ESP_V6_FLOW 0x08 /* hash only */ 1862#define AH_V4_FLOW 0x09 /* hash or spec (ah_ip4_spec) */ 1863#define ESP_V4_FLOW 0x0a /* hash or spec (esp_ip4_spec) */ 1864#define AH_V6_FLOW 0x0b /* hash or spec (ah_ip6_spec; nfc only) */ 1865#define ESP_V6_FLOW 0x0c /* hash or spec (esp_ip6_spec; nfc only) */ 1866#define IPV4_USER_FLOW 0x0d /* spec only (usr_ip4_spec) */ 1867#define IP_USER_FLOW IPV4_USER_FLOW 1868#define IPV6_USER_FLOW 0x0e /* spec only (usr_ip6_spec; nfc only) */ 1869#define IPV4_FLOW 0x10 /* hash only */ 1870#define IPV6_FLOW 0x11 /* hash only */ 1871#define ETHER_FLOW 0x12 /* spec only (ether_spec) */ 1872/* Flag to enable additional fields in struct ethtool_rx_flow_spec */ 1873#define FLOW_EXT 0x80000000 1874#define FLOW_MAC_EXT 0x40000000 1875/* Flag to enable RSS spreading of traffic matching rule (nfc only) */ 1876#define FLOW_RSS 0x20000000 1877 1878/* L3-L4 network traffic flow hash options */ 1879#define RXH_L2DA (1 << 1) 1880#define RXH_VLAN (1 << 2) 1881#define RXH_L3_PROTO (1 << 3) 1882#define RXH_IP_SRC (1 << 4) 1883#define RXH_IP_DST (1 << 5) 1884#define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */ 1885#define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */ 1886#define RXH_DISCARD (1 << 31) 1887 1888#define RX_CLS_FLOW_DISC 0xffffffffffffffffULL 1889#define RX_CLS_FLOW_WAKE 0xfffffffffffffffeULL 1890 1891/* Special RX classification rule insert location values */ 1892#define RX_CLS_LOC_SPECIAL 0x80000000 /* flag */ 1893#define RX_CLS_LOC_ANY 0xffffffff 1894#define RX_CLS_LOC_FIRST 0xfffffffe 1895#define RX_CLS_LOC_LAST 0xfffffffd 1896 1897/* EEPROM Standards for plug in modules */ 1898#define ETH_MODULE_SFF_8079 0x1 1899#define ETH_MODULE_SFF_8079_LEN 256 1900#define ETH_MODULE_SFF_8472 0x2 1901#define ETH_MODULE_SFF_8472_LEN 512 1902#define ETH_MODULE_SFF_8636 0x3 1903#define ETH_MODULE_SFF_8636_LEN 256 1904#define ETH_MODULE_SFF_8436 0x4 1905#define ETH_MODULE_SFF_8436_LEN 256 1906 1907#define ETH_MODULE_SFF_8636_MAX_LEN 640 1908#define ETH_MODULE_SFF_8436_MAX_LEN 640 1909 1910/* Reset flags */ 1911/* The reset() operation must clear the flags for the components which 1912 * were actually reset. On successful return, the flags indicate the 1913 * components which were not reset, either because they do not exist 1914 * in the hardware or because they cannot be reset independently. The 1915 * driver must never reset any components that were not requested. 1916 */ 1917enum ethtool_reset_flags { 1918 /* These flags represent components dedicated to the interface 1919 * the command is addressed to. Shift any flag left by 1920 * ETH_RESET_SHARED_SHIFT to reset a shared component of the 1921 * same type. 1922 */ 1923 ETH_RESET_MGMT = 1 << 0, /* Management processor */ 1924 ETH_RESET_IRQ = 1 << 1, /* Interrupt requester */ 1925 ETH_RESET_DMA = 1 << 2, /* DMA engine */ 1926 ETH_RESET_FILTER = 1 << 3, /* Filtering/flow direction */ 1927 ETH_RESET_OFFLOAD = 1 << 4, /* Protocol offload */ 1928 ETH_RESET_MAC = 1 << 5, /* Media access controller */ 1929 ETH_RESET_PHY = 1 << 6, /* Transceiver/PHY */ 1930 ETH_RESET_RAM = 1 << 7, /* RAM shared between 1931 * multiple components */ 1932 ETH_RESET_AP = 1 << 8, /* Application processor */ 1933 1934 ETH_RESET_DEDICATED = 0x0000ffff, /* All components dedicated to 1935 * this interface */ 1936 ETH_RESET_ALL = 0xffffffff, /* All components used by this 1937 * interface, even if shared */ 1938}; 1939#define ETH_RESET_SHARED_SHIFT 16 1940 1941 1942/** 1943 * struct ethtool_link_settings - link control and status 1944 * 1945 * IMPORTANT, Backward compatibility notice: When implementing new 1946 * user-space tools, please first try %ETHTOOL_GLINKSETTINGS, and 1947 * if it succeeds use %ETHTOOL_SLINKSETTINGS to change link 1948 * settings; do not use %ETHTOOL_SSET if %ETHTOOL_GLINKSETTINGS 1949 * succeeded: stick to %ETHTOOL_GLINKSETTINGS/%SLINKSETTINGS in 1950 * that case. Conversely, if %ETHTOOL_GLINKSETTINGS fails, use 1951 * %ETHTOOL_GSET to query and %ETHTOOL_SSET to change link 1952 * settings; do not use %ETHTOOL_SLINKSETTINGS if 1953 * %ETHTOOL_GLINKSETTINGS failed: stick to 1954 * %ETHTOOL_GSET/%ETHTOOL_SSET in that case. 1955 * 1956 * @cmd: Command number = %ETHTOOL_GLINKSETTINGS or %ETHTOOL_SLINKSETTINGS 1957 * @speed: Link speed (Mbps) 1958 * @duplex: Duplex mode; one of %DUPLEX_* 1959 * @port: Physical connector type; one of %PORT_* 1960 * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not 1961 * applicable. For clause 45 PHYs this is the PRTAD. 1962 * @autoneg: Enable/disable autonegotiation and auto-detection; 1963 * either %AUTONEG_DISABLE or %AUTONEG_ENABLE 1964 * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO 1965 * protocols supported by the interface; 0 if unknown. 1966 * Read-only. 1967 * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of 1968 * %ETH_TP_MDI_*. If the status is unknown or not applicable, the 1969 * value will be %ETH_TP_MDI_INVALID. Read-only. 1970 * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of 1971 * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads 1972 * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected. 1973 * When written successfully, the link should be renegotiated if 1974 * necessary. 1975 * @link_mode_masks_nwords: Number of 32-bit words for each of the 1976 * supported, advertising, lp_advertising link mode bitmaps. For 1977 * %ETHTOOL_GLINKSETTINGS: on entry, number of words passed by user 1978 * (>= 0); on return, if handshake in progress, negative if 1979 * request size unsupported by kernel: absolute value indicates 1980 * kernel expected size and all the other fields but cmd 1981 * are 0; otherwise (handshake completed), strictly positive 1982 * to indicate size used by kernel and cmd field stays 1983 * %ETHTOOL_GLINKSETTINGS, all other fields populated by driver. For 1984 * %ETHTOOL_SLINKSETTINGS: must be valid on entry, ie. a positive 1985 * value returned previously by %ETHTOOL_GLINKSETTINGS, otherwise 1986 * refused. For drivers: ignore this field (use kernel's 1987 * __ETHTOOL_LINK_MODE_MASK_NBITS instead), any change to it will 1988 * be overwritten by kernel. 1989 * @supported: Bitmap with each bit meaning given by 1990 * %ethtool_link_mode_bit_indices for the link modes, physical 1991 * connectors and other link features for which the interface 1992 * supports autonegotiation or auto-detection. Read-only. 1993 * @advertising: Bitmap with each bit meaning given by 1994 * %ethtool_link_mode_bit_indices for the link modes, physical 1995 * connectors and other link features that are advertised through 1996 * autonegotiation or enabled for auto-detection. 1997 * @lp_advertising: Bitmap with each bit meaning given by 1998 * %ethtool_link_mode_bit_indices for the link modes, and other 1999 * link features that the link partner advertised through 2000 * autonegotiation; 0 if unknown or not applicable. Read-only.
2001 * @transceiver: Used to distinguish different possible PHY types, 2002 * reported consistently by PHYLIB. Read-only. 2003 * @master_slave_cfg: Master/slave port mode. 2004 * @master_slave_state: Master/slave port state. 2005 * @reserved: Reserved for future use; see the note on reserved space. 2006 * @reserved1: Reserved for future use; see the note on reserved space. 2007 * @link_mode_masks: Variable length bitmaps. 2008 * 2009 * If autonegotiation is disabled, the speed and @duplex represent the 2010 * fixed link mode and are writable if the driver supports multiple 2011 * link modes. If it is enabled then they are read-only; if the link 2012 * is up they represent the negotiated link mode; if the link is down, 2013 * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and 2014 * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode. 2015 * 2016 * Some hardware interfaces may have multiple PHYs and/or physical 2017 * connectors fitted or do not allow the driver to detect which are 2018 * fitted. For these interfaces @port and/or @phy_address may be 2019 * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE. 2020 * Otherwise, attempts to write different values may be ignored or 2021 * rejected. 2022 * 2023 * Deprecated %ethtool_cmd fields transceiver, maxtxpkt and maxrxpkt 2024 * are not available in %ethtool_link_settings. These fields will be 2025 * always set to zero in %ETHTOOL_GSET reply and %ETHTOOL_SSET will 2026 * fail if any of them is set to non-zero value. 2027 * 2028 * Users should assume that all fields not marked read-only are 2029 * writable and subject to validation by the driver. They should use 2030 * %ETHTOOL_GLINKSETTINGS to get the current values before making specific 2031 * changes and then applying them with %ETHTOOL_SLINKSETTINGS. 2032 * 2033 * Drivers that implement %get_link_ksettings and/or 2034 * %set_link_ksettings should ignore the @cmd 2035 * and @link_mode_masks_nwords fields (any change to them overwritten 2036 * by kernel), and rely only on kernel's internal 2037 * %__ETHTOOL_LINK_MODE_MASK_NBITS and 2038 * %ethtool_link_mode_mask_t. Drivers that implement 2039 * %set_link_ksettings() should validate all fields other than @cmd 2040 * and @link_mode_masks_nwords that are not described as read-only or 2041 * deprecated, and must ignore all fields described as read-only. 2042 */ 2043struct ethtool_link_settings { 2044 __u32 cmd; 2045 __u32 speed; 2046 __u8 duplex; 2047 __u8 port; 2048 __u8 phy_address; 2049 __u8 autoneg; 2050 __u8 mdio_support; 2051 __u8 eth_tp_mdix; 2052 __u8 eth_tp_mdix_ctrl; 2053 __s8 link_mode_masks_nwords; 2054 __u8 transceiver; 2055 __u8 master_slave_cfg; 2056 __u8 master_slave_state; 2057 __u8 reserved1[1]; 2058 __u32 reserved[7]; 2059 __u32 link_mode_masks[0]; 2060 /* layout of link_mode_masks fields: 2061 * __u32 map_supported[link_mode_masks_nwords]; 2062 * __u32 map_advertising[link_mode_masks_nwords]; 2063 * __u32 map_lp_advertising[link_mode_masks_nwords]; 2064 */ 2065}; 2066#endif /* _UAPI_LINUX_ETHTOOL_H */ 2067