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The C and C++ Include Header Files
/usr/include/linux/ethtool.h
$ cat -n /usr/include/linux/ethtool.h 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 _LINUX_ETHTOOL_H 15 #define _LINUX_ETHTOOL_H 16 17 #include <linux/const.h> 18 #include <linux/types.h> 19 #include <linux/if_ether.h> 20 21 #include <limits.h> /* for INT_MAX */ 22 23 /* All structures exposed to userland should be defined such that they 24 * have the same layout for 32-bit and 64-bit userland. 25 */ 26 27 /* Note on reserved space. 28 * Reserved fields must not be accessed directly by user space because 29 * they may be replaced by a different field in the future. They must 30 * be initialized to zero before making the request, e.g. via memset 31 * of the entire structure or implicitly by not being set in a structure 32 * initializer. 33 */ 34 35 /** 36 * struct ethtool_cmd - DEPRECATED, link control and status 37 * This structure is DEPRECATED, please use struct ethtool_link_settings. 38 * @cmd: Command number = %ETHTOOL_GSET or %ETHTOOL_SSET 39 * @supported: Bitmask of %SUPPORTED_* flags for the link modes, 40 * physical connectors and other link features for which the 41 * interface supports autonegotiation or auto-detection. 42 * Read-only. 43 * @advertising: Bitmask of %ADVERTISED_* flags for the link modes, 44 * physical connectors and other link features that are 45 * advertised through autonegotiation or enabled for 46 * auto-detection. 47 * @speed: Low bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN 48 * @duplex: Duplex mode; one of %DUPLEX_* 49 * @port: Physical connector type; one of %PORT_* 50 * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not 51 * applicable. For clause 45 PHYs this is the PRTAD. 52 * @transceiver: Historically used to distinguish different possible 53 * PHY types, but not in a consistent way. Deprecated. 54 * @autoneg: Enable/disable autonegotiation and auto-detection; 55 * either %AUTONEG_DISABLE or %AUTONEG_ENABLE 56 * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO 57 * protocols supported by the interface; 0 if unknown. 58 * Read-only. 59 * @maxtxpkt: Historically used to report TX IRQ coalescing; now 60 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. 61 * @maxrxpkt: Historically used to report RX IRQ coalescing; now 62 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. 63 * @speed_hi: High bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN 64 * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of 65 * %ETH_TP_MDI_*. If the status is unknown or not applicable, the 66 * value will be %ETH_TP_MDI_INVALID. Read-only. 67 * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of 68 * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads 69 * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected. 70 * When written successfully, the link should be renegotiated if 71 * necessary. 72 * @lp_advertising: Bitmask of %ADVERTISED_* flags for the link modes 73 * and other link features that the link partner advertised 74 * through autonegotiation; 0 if unknown or not applicable. 75 * Read-only. 76 * @reserved: Reserved for future use; see the note on reserved space. 77 * 78 * The link speed in Mbps is split between @speed and @speed_hi. Use 79 * the ethtool_cmd_speed() and ethtool_cmd_speed_set() functions to 80 * access it. 81 * 82 * If autonegotiation is disabled, the speed and @duplex represent the 83 * fixed link mode and are writable if the driver supports multiple 84 * link modes. If it is enabled then they are read-only; if the link 85 * is up they represent the negotiated link mode; if the link is down, 86 * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and 87 * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode. 88 * 89 * Some hardware interfaces may have multiple PHYs and/or physical 90 * connectors fitted or do not allow the driver to detect which are 91 * fitted. For these interfaces @port and/or @phy_address may be 92 * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE. 93 * Otherwise, attempts to write different values may be ignored or 94 * rejected. 95 * 96 * Users should assume that all fields not marked read-only are 97 * writable and subject to validation by the driver. They should use 98 * %ETHTOOL_GSET to get the current values before making specific 99 * changes and then applying them with %ETHTOOL_SSET. 100 * 101 * Deprecated fields should be ignored by both users and drivers. 102 */ 103 struct ethtool_cmd { 104 __u32 cmd; 105 __u32 supported; 106 __u32 advertising; 107 __u16 speed; 108 __u8 duplex; 109 __u8 port; 110 __u8 phy_address; 111 __u8 transceiver; 112 __u8 autoneg; 113 __u8 mdio_support; 114 __u32 maxtxpkt; 115 __u32 maxrxpkt; 116 __u16 speed_hi; 117 __u8 eth_tp_mdix; 118 __u8 eth_tp_mdix_ctrl; 119 __u32 lp_advertising; 120 __u32 reserved[2]; 121 }; 122 123 static __inline__ void ethtool_cmd_speed_set(struct ethtool_cmd *ep, 124 __u32 speed) 125 { 126 ep->speed = (__u16)(speed & 0xFFFF); 127 ep->speed_hi = (__u16)(speed >> 16); 128 } 129 130 static __inline__ __u32 ethtool_cmd_speed(const struct ethtool_cmd *ep) 131 { 132 return (ep->speed_hi << 16) | ep->speed; 133 } 134 135 /* Device supports clause 22 register access to PHY or peripherals 136 * using the interface defined in <linux/mii.h>. This should not be 137 * set if there are known to be no such peripherals present or if 138 * the driver only emulates clause 22 registers for compatibility. 139 */ 140 #define ETH_MDIO_SUPPORTS_C22 1 141 142 /* Device supports clause 45 register access to PHY or peripherals 143 * using the interface defined in <linux/mii.h> and <linux/mdio.h>. 144 * This should not be set if there are known to be no such peripherals 145 * present. 146 */ 147 #define ETH_MDIO_SUPPORTS_C45 2 148 149 #define ETHTOOL_FWVERS_LEN 32 150 #define ETHTOOL_BUSINFO_LEN 32 151 #define ETHTOOL_EROMVERS_LEN 32 152 153 /** 154 * struct ethtool_drvinfo - general driver and device information 155 * @cmd: Command number = %ETHTOOL_GDRVINFO 156 * @driver: Driver short name. This should normally match the name 157 * in its bus driver structure (e.g. pci_driver::name). Must 158 * not be an empty string. 159 * @version: Driver version string; may be an empty string 160 * @fw_version: Firmware version string; driver defined; may be an 161 * empty string 162 * @erom_version: Expansion ROM version string; driver defined; may be 163 * 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 struct ethtool_drvinfo { 184 __u32 cmd; 185 char driver[32]; 186 char version[32]; 187 char fw_version[ETHTOOL_FWVERS_LEN]; 188 char bus_info[ETHTOOL_BUSINFO_LEN]; 189 char erom_version[ETHTOOL_EROMVERS_LEN]; 190 char reserved2[12]; 191 __u32 n_priv_flags; 192 __u32 n_stats; 193 __u32 testinfo_len; 194 __u32 eedump_len; 195 __u32 regdump_len; 196 }; 197 198 #define SOPASS_MAX 6 199 200 /** 201 * struct ethtool_wolinfo - Wake-On-Lan configuration 202 * @cmd: Command number = %ETHTOOL_GWOL or %ETHTOOL_SWOL 203 * @supported: Bitmask of %WAKE_* flags for supported Wake-On-Lan modes. 204 * Read-only. 205 * @wolopts: Bitmask of %WAKE_* flags for enabled Wake-On-Lan modes. 206 * @sopass: SecureOn(tm) password; meaningful only if %WAKE_MAGICSECURE 207 * is set in @wolopts. 208 */ 209 struct ethtool_wolinfo { 210 __u32 cmd; 211 __u32 supported; 212 __u32 wolopts; 213 __u8 sopass[SOPASS_MAX]; 214 }; 215 216 /* for passing single values */ 217 struct ethtool_value { 218 __u32 cmd; 219 __u32 data; 220 }; 221 222 #define PFC_STORM_PREVENTION_AUTO 0xffff 223 #define PFC_STORM_PREVENTION_DISABLE 0 224 225 enum tunable_id { 226 ETHTOOL_ID_UNSPEC, 227 ETHTOOL_RX_COPYBREAK, 228 ETHTOOL_TX_COPYBREAK, 229 ETHTOOL_PFC_PREVENTION_TOUT, /* timeout in msecs */ 230 ETHTOOL_TX_COPYBREAK_BUF_SIZE, 231 /* 232 * Add your fresh new tunable attribute above and remember to update 233 * tunable_strings[] in net/ethtool/common.c 234 */ 235 __ETHTOOL_TUNABLE_COUNT, 236 }; 237 238 enum tunable_type_id { 239 ETHTOOL_TUNABLE_UNSPEC, 240 ETHTOOL_TUNABLE_U8, 241 ETHTOOL_TUNABLE_U16, 242 ETHTOOL_TUNABLE_U32, 243 ETHTOOL_TUNABLE_U64, 244 ETHTOOL_TUNABLE_STRING, 245 ETHTOOL_TUNABLE_S8, 246 ETHTOOL_TUNABLE_S16, 247 ETHTOOL_TUNABLE_S32, 248 ETHTOOL_TUNABLE_S64, 249 }; 250 251 struct ethtool_tunable { 252 __u32 cmd; 253 __u32 id; 254 __u32 type_id; 255 __u32 len; 256 void *data[]; 257 }; 258 259 #define DOWNSHIFT_DEV_DEFAULT_COUNT 0xff 260 #define DOWNSHIFT_DEV_DISABLE 0 261 262 /* Time in msecs after which link is reported as down 263 * 0 = lowest time supported by the PHY 264 * 0xff = off, link down detection according to standard 265 */ 266 #define ETHTOOL_PHY_FAST_LINK_DOWN_ON 0 267 #define ETHTOOL_PHY_FAST_LINK_DOWN_OFF 0xff 268 269 /* Energy Detect Power Down (EDPD) is a feature supported by some PHYs, where 270 * the PHY's RX & TX blocks are put into a low-power mode when there is no 271 * link detected (typically cable is un-plugged). For RX, only a minimal 272 * link-detection is available, and for TX the PHY wakes up to send link pulses 273 * to avoid any lock-ups in case the peer PHY may also be running in EDPD mode. 274 * 275 * Some PHYs may support configuration of the wake-up interval for TX pulses, 276 * and some PHYs may support only disabling TX pulses entirely. For the latter 277 * a special value is required (ETHTOOL_PHY_EDPD_NO_TX) so that this can be 278 * configured from userspace (should the user want it). 279 * 280 * The interval units for TX wake-up are in milliseconds, since this should 281 * cover a reasonable range of intervals: 282 * - from 1 millisecond, which does not sound like much of a power-saver 283 * - to ~65 seconds which is quite a lot to wait for a link to come up when 284 * plugging a cable 285 */ 286 #define ETHTOOL_PHY_EDPD_DFLT_TX_MSECS 0xffff 287 #define ETHTOOL_PHY_EDPD_NO_TX 0xfffe 288 #define ETHTOOL_PHY_EDPD_DISABLE 0 289 290 enum phy_tunable_id { 291 ETHTOOL_PHY_ID_UNSPEC, 292 ETHTOOL_PHY_DOWNSHIFT, 293 ETHTOOL_PHY_FAST_LINK_DOWN, 294 ETHTOOL_PHY_EDPD, 295 /* 296 * Add your fresh new phy tunable attribute above and remember to update 297 * phy_tunable_strings[] in net/ethtool/common.c 298 */ 299 __ETHTOOL_PHY_TUNABLE_COUNT, 300 }; 301 302 /** 303 * struct ethtool_regs - hardware register dump 304 * @cmd: Command number = %ETHTOOL_GREGS 305 * @version: Dump format version. This is driver-specific and may 306 * distinguish different chips/revisions. Drivers must use new 307 * version numbers whenever the dump format changes in an 308 * incompatible way. 309 * @len: On entry, the real length of @data. On return, the number of 310 * bytes used. 311 * @data: Buffer for the register dump 312 * 313 * Users should use %ETHTOOL_GDRVINFO to find the maximum length of 314 * a register dump for the interface. They must allocate the buffer 315 * immediately following this structure. 316 */ 317 struct ethtool_regs { 318 __u32 cmd; 319 __u32 version; 320 __u32 len; 321 __u8 data[]; 322 }; 323 324 /** 325 * struct ethtool_eeprom - EEPROM dump 326 * @cmd: Command number = %ETHTOOL_GEEPROM, %ETHTOOL_GMODULEEEPROM or 327 * %ETHTOOL_SEEPROM 328 * @magic: A 'magic cookie' value to guard against accidental changes. 329 * The value passed in to %ETHTOOL_SEEPROM must match the value 330 * returned by %ETHTOOL_GEEPROM for the same device. This is 331 * unused when @cmd is %ETHTOOL_GMODULEEEPROM. 332 * @offset: Offset within the EEPROM to begin reading/writing, in bytes 333 * @len: On entry, number of bytes to read/write. On successful 334 * return, number of bytes actually read/written. In case of 335 * error, this may indicate at what point the error occurred. 336 * @data: Buffer to read/write from 337 * 338 * Users may use %ETHTOOL_GDRVINFO or %ETHTOOL_GMODULEINFO to find 339 * the length of an on-board or module EEPROM, respectively. They 340 * must allocate the buffer immediately following this structure. 341 */ 342 struct ethtool_eeprom { 343 __u32 cmd; 344 __u32 magic; 345 __u32 offset; 346 __u32 len; 347 __u8 data[]; 348 }; 349 350 /** 351 * struct ethtool_eee - Energy Efficient Ethernet information 352 * @cmd: ETHTOOL_{G,S}EEE 353 * @supported: Mask of %SUPPORTED_* flags for the speed/duplex combinations 354 * for which there is EEE support. 355 * @advertised: Mask of %ADVERTISED_* flags for the speed/duplex combinations 356 * advertised as eee capable. 357 * @lp_advertised: Mask of %ADVERTISED_* flags for the speed/duplex 358 * combinations advertised by the link partner as eee capable. 359 * @eee_active: Result of the eee auto negotiation. 360 * @eee_enabled: EEE configured mode (enabled/disabled). 361 * @tx_lpi_enabled: Whether the interface should assert its tx lpi, given 362 * that eee was negotiated. 363 * @tx_lpi_timer: Time in microseconds the interface delays prior to asserting 364 * its tx lpi (after reaching 'idle' state). Effective only when eee 365 * was negotiated and tx_lpi_enabled was set. 366 * @reserved: Reserved for future use; see the note on reserved space. 367 */ 368 struct ethtool_eee { 369 __u32 cmd; 370 __u32 supported; 371 __u32 advertised; 372 __u32 lp_advertised; 373 __u32 eee_active; 374 __u32 eee_enabled; 375 __u32 tx_lpi_enabled; 376 __u32 tx_lpi_timer; 377 __u32 reserved[2]; 378 }; 379 380 /** 381 * struct ethtool_modinfo - plugin module eeprom information 382 * @cmd: %ETHTOOL_GMODULEINFO 383 * @type: Standard the module information conforms to %ETH_MODULE_SFF_xxxx 384 * @eeprom_len: Length of the eeprom 385 * @reserved: Reserved for future use; see the note on reserved space. 386 * 387 * This structure is used to return the information to 388 * properly size memory for a subsequent call to %ETHTOOL_GMODULEEEPROM. 389 * The type code indicates the eeprom data format 390 */ 391 struct ethtool_modinfo { 392 __u32 cmd; 393 __u32 type; 394 __u32 eeprom_len; 395 __u32 reserved[8]; 396 }; 397 398 /** 399 * struct ethtool_coalesce - coalescing parameters for IRQs and stats updates 400 * @cmd: ETHTOOL_{G,S}COALESCE 401 * @rx_coalesce_usecs: How many usecs to delay an RX interrupt after 402 * a packet arrives. 403 * @rx_max_coalesced_frames: Maximum number of packets to receive 404 * before an RX interrupt. 405 * @rx_coalesce_usecs_irq: Same as @rx_coalesce_usecs, except that 406 * this value applies while an IRQ is being serviced by the host. 407 * @rx_max_coalesced_frames_irq: Same as @rx_max_coalesced_frames, 408 * except that this value applies while an IRQ is being serviced 409 * by the host. 410 * @tx_coalesce_usecs: How many usecs to delay a TX interrupt after 411 * a packet is sent. 412 * @tx_max_coalesced_frames: Maximum number of packets to be sent 413 * before a TX interrupt. 414 * @tx_coalesce_usecs_irq: Same as @tx_coalesce_usecs, except that 415 * this value applies while an IRQ is being serviced by the host. 416 * @tx_max_coalesced_frames_irq: Same as @tx_max_coalesced_frames, 417 * except that this value applies while an IRQ is being serviced 418 * by the host. 419 * @stats_block_coalesce_usecs: How many usecs to delay in-memory 420 * statistics block updates. Some drivers do not have an 421 * in-memory statistic block, and in such cases this value is 422 * ignored. This value must not be zero. 423 * @use_adaptive_rx_coalesce: Enable adaptive RX coalescing. 424 * @use_adaptive_tx_coalesce: Enable adaptive TX coalescing. 425 * @pkt_rate_low: Threshold for low packet rate (packets per second). 426 * @rx_coalesce_usecs_low: How many usecs to delay an RX interrupt after 427 * a packet arrives, when the packet rate is below @pkt_rate_low. 428 * @rx_max_coalesced_frames_low: Maximum number of packets to be received 429 * before an RX interrupt, when the packet rate is below @pkt_rate_low. 430 * @tx_coalesce_usecs_low: How many usecs to delay a TX interrupt after 431 * a packet is sent, when the packet rate is below @pkt_rate_low. 432 * @tx_max_coalesced_frames_low: Maximum nuumber of packets to be sent before 433 * a TX interrupt, when the packet rate is below @pkt_rate_low. 434 * @pkt_rate_high: Threshold for high packet rate (packets per second). 435 * @rx_coalesce_usecs_high: How many usecs to delay an RX interrupt after 436 * a packet arrives, when the packet rate is above @pkt_rate_high. 437 * @rx_max_coalesced_frames_high: Maximum number of packets to be received 438 * before an RX interrupt, when the packet rate is above @pkt_rate_high. 439 * @tx_coalesce_usecs_high: How many usecs to delay a TX interrupt after 440 * a packet is sent, when the packet rate is above @pkt_rate_high. 441 * @tx_max_coalesced_frames_high: Maximum number of packets to be sent before 442 * a TX interrupt, when the packet rate is above @pkt_rate_high. 443 * @rate_sample_interval: How often to do adaptive coalescing packet rate 444 * sampling, measured in seconds. Must not be zero. 445 * 446 * Each pair of (usecs, max_frames) fields specifies that interrupts 447 * should be coalesced until 448 * (usecs > 0 && time_since_first_completion >= usecs) || 449 * (max_frames > 0 && completed_frames >= max_frames) 450 * 451 * It is illegal to set both usecs and max_frames to zero as this 452 * would cause interrupts to never be generated. To disable 453 * coalescing, set usecs = 0 and max_frames = 1. 454 * 455 * Some implementations ignore the value of max_frames and use the 456 * condition time_since_first_completion >= usecs 457 * 458 * This is deprecated. Drivers for hardware that does not support 459 * counting completions should validate that max_frames == !rx_usecs. 460 * 461 * Adaptive RX/TX coalescing is an algorithm implemented by some 462 * drivers to improve latency under low packet rates and improve 463 * throughput under high packet rates. Some drivers only implement 464 * one of RX or TX adaptive coalescing. Anything not implemented by 465 * the driver causes these values to be silently ignored. 466 * 467 * When the packet rate is below @pkt_rate_high but above 468 * @pkt_rate_low (both measured in packets per second) the 469 * normal {rx,tx}_* coalescing parameters are used. 470 */ 471 struct ethtool_coalesce { 472 __u32 cmd; 473 __u32 rx_coalesce_usecs; 474 __u32 rx_max_coalesced_frames; 475 __u32 rx_coalesce_usecs_irq; 476 __u32 rx_max_coalesced_frames_irq; 477 __u32 tx_coalesce_usecs; 478 __u32 tx_max_coalesced_frames; 479 __u32 tx_coalesce_usecs_irq; 480 __u32 tx_max_coalesced_frames_irq; 481 __u32 stats_block_coalesce_usecs; 482 __u32 use_adaptive_rx_coalesce; 483 __u32 use_adaptive_tx_coalesce; 484 __u32 pkt_rate_low; 485 __u32 rx_coalesce_usecs_low; 486 __u32 rx_max_coalesced_frames_low; 487 __u32 tx_coalesce_usecs_low; 488 __u32 tx_max_coalesced_frames_low; 489 __u32 pkt_rate_high; 490 __u32 rx_coalesce_usecs_high; 491 __u32 rx_max_coalesced_frames_high; 492 __u32 tx_coalesce_usecs_high; 493 __u32 tx_max_coalesced_frames_high; 494 __u32 rate_sample_interval; 495 }; 496 497 /** 498 * struct ethtool_ringparam - RX/TX ring parameters 499 * @cmd: Command number = %ETHTOOL_GRINGPARAM or %ETHTOOL_SRINGPARAM 500 * @rx_max_pending: Maximum supported number of pending entries per 501 * RX ring. Read-only. 502 * @rx_mini_max_pending: Maximum supported number of pending entries 503 * per RX mini ring. Read-only. 504 * @rx_jumbo_max_pending: Maximum supported number of pending entries 505 * per RX jumbo ring. Read-only. 506 * @tx_max_pending: Maximum supported number of pending entries per 507 * TX ring. Read-only. 508 * @rx_pending: Current maximum number of pending entries per RX ring 509 * @rx_mini_pending: Current maximum number of pending entries per RX 510 * mini ring 511 * @rx_jumbo_pending: Current maximum number of pending entries per RX 512 * jumbo ring 513 * @tx_pending: Current maximum supported number of pending entries 514 * per TX ring 515 * 516 * If the interface does not have separate RX mini and/or jumbo rings, 517 * @rx_mini_max_pending and/or @rx_jumbo_max_pending will be 0. 518 * 519 * There may also be driver-dependent minimum values for the number 520 * of entries per ring. 521 */ 522 struct ethtool_ringparam { 523 __u32 cmd; 524 __u32 rx_max_pending; 525 __u32 rx_mini_max_pending; 526 __u32 rx_jumbo_max_pending; 527 __u32 tx_max_pending; 528 __u32 rx_pending; 529 __u32 rx_mini_pending; 530 __u32 rx_jumbo_pending; 531 __u32 tx_pending; 532 }; 533 534 /** 535 * struct ethtool_channels - configuring number of network channel 536 * @cmd: ETHTOOL_{G,S}CHANNELS 537 * @max_rx: Read only. Maximum number of receive channel the driver support. 538 * @max_tx: Read only. Maximum number of transmit channel the driver support. 539 * @max_other: Read only. Maximum number of other channel the driver support. 540 * @max_combined: Read only. Maximum number of combined channel the driver 541 * support. Set of queues RX, TX or other. 542 * @rx_count: Valid values are in the range 1 to the max_rx. 543 * @tx_count: Valid values are in the range 1 to the max_tx. 544 * @other_count: Valid values are in the range 1 to the max_other. 545 * @combined_count: Valid values are in the range 1 to the max_combined. 546 * 547 * This can be used to configure RX, TX and other channels. 548 */ 549 550 struct ethtool_channels { 551 __u32 cmd; 552 __u32 max_rx; 553 __u32 max_tx; 554 __u32 max_other; 555 __u32 max_combined; 556 __u32 rx_count; 557 __u32 tx_count; 558 __u32 other_count; 559 __u32 combined_count; 560 }; 561 562 /** 563 * struct ethtool_pauseparam - Ethernet pause (flow control) parameters 564 * @cmd: Command number = %ETHTOOL_GPAUSEPARAM or %ETHTOOL_SPAUSEPARAM 565 * @autoneg: Flag to enable autonegotiation of pause frame use 566 * @rx_pause: Flag to enable reception of pause frames 567 * @tx_pause: Flag to enable transmission of pause frames 568 * 569 * Drivers should reject a non-zero setting of @autoneg when 570 * autoneogotiation is disabled (or not supported) for the link. 571 * 572 * If the link is autonegotiated, drivers should use 573 * mii_advertise_flowctrl() or similar code to set the advertised 574 * pause frame capabilities based on the @rx_pause and @tx_pause flags, 575 * even if @autoneg is zero. They should also allow the advertised 576 * pause frame capabilities to be controlled directly through the 577 * advertising field of &struct ethtool_cmd. 578 * 579 * If @autoneg is non-zero, the MAC is configured to send and/or 580 * receive pause frames according to the result of autonegotiation. 581 * Otherwise, it is configured directly based on the @rx_pause and 582 * @tx_pause flags. 583 */ 584 struct ethtool_pauseparam { 585 __u32 cmd; 586 __u32 autoneg; 587 __u32 rx_pause; 588 __u32 tx_pause; 589 }; 590 591 /* Link extended state */ 592 enum ethtool_link_ext_state { 593 ETHTOOL_LINK_EXT_STATE_AUTONEG, 594 ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 595 ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 596 ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 597 ETHTOOL_LINK_EXT_STATE_NO_CABLE, 598 ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 599 ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 600 ETHTOOL_LINK_EXT_STATE_CALIBRATION_FAILURE, 601 ETHTOOL_LINK_EXT_STATE_POWER_BUDGET_EXCEEDED, 602 ETHTOOL_LINK_EXT_STATE_OVERHEAT, 603 ETHTOOL_LINK_EXT_STATE_MODULE, 604 }; 605 606 /* More information in addition to ETHTOOL_LINK_EXT_STATE_AUTONEG. */ 607 enum ethtool_link_ext_substate_autoneg { 608 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED = 1, 609 ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED, 610 ETHTOOL_LINK_EXT_SUBSTATE_AN_NEXT_PAGE_EXCHANGE_FAILED, 611 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_PARTNER_DETECTED_FORCE_MODE, 612 ETHTOOL_LINK_EXT_SUBSTATE_AN_FEC_MISMATCH_DURING_OVERRIDE, 613 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD, 614 }; 615 616 /* More information in addition to ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE. 617 */ 618 enum ethtool_link_ext_substate_link_training { 619 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_FRAME_LOCK_NOT_ACQUIRED = 1, 620 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT, 621 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY, 622 ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT, 623 }; 624 625 /* More information in addition to ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH. 626 */ 627 enum ethtool_link_ext_substate_link_logical_mismatch { 628 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK = 1, 629 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_AM_LOCK, 630 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_GET_ALIGN_STATUS, 631 ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED, 632 ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED, 633 }; 634 635 /* More information in addition to ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY. 636 */ 637 enum ethtool_link_ext_substate_bad_signal_integrity { 638 ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS = 1, 639 ETHTOOL_LINK_EXT_SUBSTATE_BSI_UNSUPPORTED_RATE, 640 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST, 641 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS, 642 }; 643 644 /* More information in addition to ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE. */ 645 enum ethtool_link_ext_substate_cable_issue { 646 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE = 1, 647 ETHTOOL_LINK_EXT_SUBSTATE_CI_CABLE_TEST_FAILURE, 648 }; 649 650 /* More information in addition to ETHTOOL_LINK_EXT_STATE_MODULE. */ 651 enum ethtool_link_ext_substate_module { 652 ETHTOOL_LINK_EXT_SUBSTATE_MODULE_CMIS_NOT_READY = 1, 653 }; 654 655 #define ETH_GSTRING_LEN 32 656 657 /** 658 * enum ethtool_stringset - string set ID 659 * @ETH_SS_TEST: Self-test result names, for use with %ETHTOOL_TEST 660 * @ETH_SS_STATS: Statistic names, for use with %ETHTOOL_GSTATS 661 * @ETH_SS_PRIV_FLAGS: Driver private flag names, for use with 662 * %ETHTOOL_GPFLAGS and %ETHTOOL_SPFLAGS 663 * @ETH_SS_NTUPLE_FILTERS: Previously used with %ETHTOOL_GRXNTUPLE; 664 * now deprecated 665 * @ETH_SS_FEATURES: Device feature names 666 * @ETH_SS_RSS_HASH_FUNCS: RSS hush function names 667 * @ETH_SS_TUNABLES: tunable names 668 * @ETH_SS_PHY_STATS: Statistic names, for use with %ETHTOOL_GPHYSTATS 669 * @ETH_SS_PHY_TUNABLES: PHY tunable names 670 * @ETH_SS_LINK_MODES: link mode names 671 * @ETH_SS_MSG_CLASSES: debug message class names 672 * @ETH_SS_WOL_MODES: wake-on-lan modes 673 * @ETH_SS_SOF_TIMESTAMPING: SOF_TIMESTAMPING_* flags 674 * @ETH_SS_TS_TX_TYPES: timestamping Tx types 675 * @ETH_SS_TS_RX_FILTERS: timestamping Rx filters 676 * @ETH_SS_UDP_TUNNEL_TYPES: UDP tunnel types 677 * @ETH_SS_STATS_STD: standardized stats 678 * @ETH_SS_STATS_ETH_PHY: names of IEEE 802.3 PHY statistics 679 * @ETH_SS_STATS_ETH_MAC: names of IEEE 802.3 MAC statistics 680 * @ETH_SS_STATS_ETH_CTRL: names of IEEE 802.3 MAC Control statistics 681 * @ETH_SS_STATS_RMON: names of RMON statistics 682 * 683 * @ETH_SS_COUNT: number of defined string sets 684 */ 685 enum ethtool_stringset { 686 ETH_SS_TEST = 0, 687 ETH_SS_STATS, 688 ETH_SS_PRIV_FLAGS, 689 ETH_SS_NTUPLE_FILTERS, 690 ETH_SS_FEATURES, 691 ETH_SS_RSS_HASH_FUNCS, 692 ETH_SS_TUNABLES, 693 ETH_SS_PHY_STATS, 694 ETH_SS_PHY_TUNABLES, 695 ETH_SS_LINK_MODES, 696 ETH_SS_MSG_CLASSES, 697 ETH_SS_WOL_MODES, 698 ETH_SS_SOF_TIMESTAMPING, 699 ETH_SS_TS_TX_TYPES, 700 ETH_SS_TS_RX_FILTERS, 701 ETH_SS_UDP_TUNNEL_TYPES, 702 ETH_SS_STATS_STD, 703 ETH_SS_STATS_ETH_PHY, 704 ETH_SS_STATS_ETH_MAC, 705 ETH_SS_STATS_ETH_CTRL, 706 ETH_SS_STATS_RMON, 707 708 /* add new constants above here */ 709 ETH_SS_COUNT 710 }; 711 712 /** 713 * enum ethtool_mac_stats_src - source of ethtool MAC statistics 714 * @ETHTOOL_MAC_STATS_SRC_AGGREGATE: 715 * if device supports a MAC merge layer, this retrieves the aggregate 716 * statistics of the eMAC and pMAC. Otherwise, it retrieves just the 717 * statistics of the single (express) MAC. 718 * @ETHTOOL_MAC_STATS_SRC_EMAC: 719 * if device supports a MM layer, this retrieves the eMAC statistics. 720 * Otherwise, it retrieves the statistics of the single (express) MAC. 721 * @ETHTOOL_MAC_STATS_SRC_PMAC: 722 * if device supports a MM layer, this retrieves the pMAC statistics. 723 */ 724 enum ethtool_mac_stats_src { 725 ETHTOOL_MAC_STATS_SRC_AGGREGATE, 726 ETHTOOL_MAC_STATS_SRC_EMAC, 727 ETHTOOL_MAC_STATS_SRC_PMAC, 728 }; 729 730 /** 731 * enum ethtool_module_power_mode_policy - plug-in module power mode policy 732 * @ETHTOOL_MODULE_POWER_MODE_POLICY_HIGH: Module is always in high power mode. 733 * @ETHTOOL_MODULE_POWER_MODE_POLICY_AUTO: Module is transitioned by the host 734 * to high power mode when the first port using it is put administratively 735 * up and to low power mode when the last port using it is put 736 * administratively down. 737 */ 738 enum ethtool_module_power_mode_policy { 739 ETHTOOL_MODULE_POWER_MODE_POLICY_HIGH = 1, 740 ETHTOOL_MODULE_POWER_MODE_POLICY_AUTO, 741 }; 742 743 /** 744 * enum ethtool_module_power_mode - plug-in module power mode 745 * @ETHTOOL_MODULE_POWER_MODE_LOW: Module is in low power mode. 746 * @ETHTOOL_MODULE_POWER_MODE_HIGH: Module is in high power mode. 747 */ 748 enum ethtool_module_power_mode { 749 ETHTOOL_MODULE_POWER_MODE_LOW = 1, 750 ETHTOOL_MODULE_POWER_MODE_HIGH, 751 }; 752 753 /** 754 * enum ethtool_podl_pse_admin_state - operational state of the PoDL PSE 755 * functions. IEEE 802.3-2018 30.15.1.1.2 aPoDLPSEAdminState 756 * @ETHTOOL_PODL_PSE_ADMIN_STATE_UNKNOWN: state of PoDL PSE functions are 757 * unknown 758 * @ETHTOOL_PODL_PSE_ADMIN_STATE_DISABLED: PoDL PSE functions are disabled 759 * @ETHTOOL_PODL_PSE_ADMIN_STATE_ENABLED: PoDL PSE functions are enabled 760 */ 761 enum ethtool_podl_pse_admin_state { 762 ETHTOOL_PODL_PSE_ADMIN_STATE_UNKNOWN = 1, 763 ETHTOOL_PODL_PSE_ADMIN_STATE_DISABLED, 764 ETHTOOL_PODL_PSE_ADMIN_STATE_ENABLED, 765 }; 766 767 /** 768 * enum ethtool_podl_pse_pw_d_status - power detection status of the PoDL PSE. 769 * IEEE 802.3-2018 30.15.1.1.3 aPoDLPSEPowerDetectionStatus: 770 * @ETHTOOL_PODL_PSE_PW_D_STATUS_UNKNOWN: PoDL PSE 771 * @ETHTOOL_PODL_PSE_PW_D_STATUS_DISABLED: "The enumeration “disabled” is 772 * asserted true when the PoDL PSE state diagram variable mr_pse_enable is 773 * false" 774 * @ETHTOOL_PODL_PSE_PW_D_STATUS_SEARCHING: "The enumeration “searching” is 775 * asserted true when either of the PSE state diagram variables 776 * pi_detecting or pi_classifying is true." 777 * @ETHTOOL_PODL_PSE_PW_D_STATUS_DELIVERING: "The enumeration “deliveringPower” 778 * is asserted true when the PoDL PSE state diagram variable pi_powered is 779 * true." 780 * @ETHTOOL_PODL_PSE_PW_D_STATUS_SLEEP: "The enumeration “sleep” is asserted 781 * true when the PoDL PSE state diagram variable pi_sleeping is true." 782 * @ETHTOOL_PODL_PSE_PW_D_STATUS_IDLE: "The enumeration “idle” is asserted true 783 * when the logical combination of the PoDL PSE state diagram variables 784 * pi_prebiased*!pi_sleeping is true." 785 * @ETHTOOL_PODL_PSE_PW_D_STATUS_ERROR: "The enumeration “error” is asserted 786 * true when the PoDL PSE state diagram variable overload_held is true." 787 */ 788 enum ethtool_podl_pse_pw_d_status { 789 ETHTOOL_PODL_PSE_PW_D_STATUS_UNKNOWN = 1, 790 ETHTOOL_PODL_PSE_PW_D_STATUS_DISABLED, 791 ETHTOOL_PODL_PSE_PW_D_STATUS_SEARCHING, 792 ETHTOOL_PODL_PSE_PW_D_STATUS_DELIVERING, 793 ETHTOOL_PODL_PSE_PW_D_STATUS_SLEEP, 794 ETHTOOL_PODL_PSE_PW_D_STATUS_IDLE, 795 ETHTOOL_PODL_PSE_PW_D_STATUS_ERROR, 796 }; 797 798 /** 799 * enum ethtool_mm_verify_status - status of MAC Merge Verify function 800 * @ETHTOOL_MM_VERIFY_STATUS_UNKNOWN: 801 * verification status is unknown 802 * @ETHTOOL_MM_VERIFY_STATUS_INITIAL: 803 * the 802.3 Verify State diagram is in the state INIT_VERIFICATION 804 * @ETHTOOL_MM_VERIFY_STATUS_VERIFYING: 805 * the Verify State diagram is in the state VERIFICATION_IDLE, 806 * SEND_VERIFY or WAIT_FOR_RESPONSE 807 * @ETHTOOL_MM_VERIFY_STATUS_SUCCEEDED: 808 * indicates that the Verify State diagram is in the state VERIFIED 809 * @ETHTOOL_MM_VERIFY_STATUS_FAILED: 810 * the Verify State diagram is in the state VERIFY_FAIL 811 * @ETHTOOL_MM_VERIFY_STATUS_DISABLED: 812 * verification of preemption operation is disabled 813 */ 814 enum ethtool_mm_verify_status { 815 ETHTOOL_MM_VERIFY_STATUS_UNKNOWN, 816 ETHTOOL_MM_VERIFY_STATUS_INITIAL, 817 ETHTOOL_MM_VERIFY_STATUS_VERIFYING, 818 ETHTOOL_MM_VERIFY_STATUS_SUCCEEDED, 819 ETHTOOL_MM_VERIFY_STATUS_FAILED, 820 ETHTOOL_MM_VERIFY_STATUS_DISABLED, 821 }; 822 823 /** 824 * struct ethtool_gstrings - string set for data tagging 825 * @cmd: Command number = %ETHTOOL_GSTRINGS 826 * @string_set: String set ID; one of &enum ethtool_stringset 827 * @len: On return, the number of strings in the string set 828 * @data: Buffer for strings. Each string is null-padded to a size of 829 * %ETH_GSTRING_LEN. 830 * 831 * Users must use %ETHTOOL_GSSET_INFO to find the number of strings in 832 * the string set. They must allocate a buffer of the appropriate 833 * size immediately following this structure. 834 */ 835 struct ethtool_gstrings { 836 __u32 cmd; 837 __u32 string_set; 838 __u32 len; 839 __u8 data[]; 840 }; 841 842 /** 843 * struct ethtool_sset_info - string set information 844 * @cmd: Command number = %ETHTOOL_GSSET_INFO 845 * @reserved: Reserved for future use; see the note on reserved space. 846 * @sset_mask: On entry, a bitmask of string sets to query, with bits 847 * numbered according to &enum ethtool_stringset. On return, a 848 * bitmask of those string sets queried that are supported. 849 * @data: Buffer for string set sizes. On return, this contains the 850 * size of each string set that was queried and supported, in 851 * order of ID. 852 * 853 * Example: The user passes in @sset_mask = 0x7 (sets 0, 1, 2) and on 854 * return @sset_mask == 0x6 (sets 1, 2). Then @data[0] contains the 855 * size of set 1 and @data[1] contains the size of set 2. 856 * 857 * Users must allocate a buffer of the appropriate size (4 * number of 858 * sets queried) immediately following this structure. 859 */ 860 struct ethtool_sset_info { 861 __u32 cmd; 862 __u32 reserved; 863 __u64 sset_mask; 864 __u32 data[]; 865 }; 866 867 /** 868 * enum ethtool_test_flags - flags definition of ethtool_test 869 * @ETH_TEST_FL_OFFLINE: if set perform online and offline tests, otherwise 870 * only online tests. 871 * @ETH_TEST_FL_FAILED: Driver set this flag if test fails. 872 * @ETH_TEST_FL_EXTERNAL_LB: Application request to perform external loopback 873 * test. 874 * @ETH_TEST_FL_EXTERNAL_LB_DONE: Driver performed the external loopback test 875 */ 876 877 enum ethtool_test_flags { 878 ETH_TEST_FL_OFFLINE = (1 << 0), 879 ETH_TEST_FL_FAILED = (1 << 1), 880 ETH_TEST_FL_EXTERNAL_LB = (1 << 2), 881 ETH_TEST_FL_EXTERNAL_LB_DONE = (1 << 3), 882 }; 883 884 /** 885 * struct ethtool_test - device self-test invocation 886 * @cmd: Command number = %ETHTOOL_TEST 887 * @flags: A bitmask of flags from &enum ethtool_test_flags. Some 888 * flags may be set by the user on entry; others may be set by 889 * the driver on return. 890 * @reserved: Reserved for future use; see the note on reserved space. 891 * @len: On return, the number of test results 892 * @data: Array of test results 893 * 894 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the 895 * number of test results that will be returned. They must allocate a 896 * buffer of the appropriate size (8 * number of results) immediately 897 * following this structure. 898 */ 899 struct ethtool_test { 900 __u32 cmd; 901 __u32 flags; 902 __u32 reserved; 903 __u32 len; 904 __u64 data[]; 905 }; 906 907 /** 908 * struct ethtool_stats - device-specific statistics 909 * @cmd: Command number = %ETHTOOL_GSTATS 910 * @n_stats: On return, the number of statistics 911 * @data: Array of statistics 912 * 913 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the 914 * number of statistics that will be returned. They must allocate a 915 * buffer of the appropriate size (8 * number of statistics) 916 * immediately following this structure. 917 */ 918 struct ethtool_stats { 919 __u32 cmd; 920 __u32 n_stats; 921 __u64 data[]; 922 }; 923 924 /** 925 * struct ethtool_perm_addr - permanent hardware address 926 * @cmd: Command number = %ETHTOOL_GPERMADDR 927 * @size: On entry, the size of the buffer. On return, the size of the 928 * address. The command fails if the buffer is too small. 929 * @data: Buffer for the address 930 * 931 * Users must allocate the buffer immediately following this structure. 932 * A buffer size of %MAX_ADDR_LEN should be sufficient for any address 933 * type. 934 */ 935 struct ethtool_perm_addr { 936 __u32 cmd; 937 __u32 size; 938 __u8 data[]; 939 }; 940 941 /* boolean flags controlling per-interface behavior characteristics. 942 * When reading, the flag indicates whether or not a certain behavior 943 * is enabled/present. When writing, the flag indicates whether 944 * or not the driver should turn on (set) or off (clear) a behavior. 945 * 946 * Some behaviors may read-only (unconditionally absent or present). 947 * If such is the case, return EINVAL in the set-flags operation if the 948 * flag differs from the read-only value. 949 */ 950 enum ethtool_flags { 951 ETH_FLAG_TXVLAN = (1 << 7), /* TX VLAN offload enabled */ 952 ETH_FLAG_RXVLAN = (1 << 8), /* RX VLAN offload enabled */ 953 ETH_FLAG_LRO = (1 << 15), /* LRO is enabled */ 954 ETH_FLAG_NTUPLE = (1 << 27), /* N-tuple filters enabled */ 955 ETH_FLAG_RXHASH = (1 << 28), 956 }; 957 958 /* The following structures are for supporting RX network flow 959 * classification and RX n-tuple configuration. Note, all multibyte 960 * fields, e.g., ip4src, ip4dst, psrc, pdst, spi, etc. are expected to 961 * be in network byte order. 962 */ 963 964 /** 965 * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc. 966 * @ip4src: Source host 967 * @ip4dst: Destination host 968 * @psrc: Source port 969 * @pdst: Destination port 970 * @tos: Type-of-service 971 * 972 * This can be used to specify a TCP/IPv4, UDP/IPv4 or SCTP/IPv4 flow. 973 */ 974 struct ethtool_tcpip4_spec { 975 __be32 ip4src; 976 __be32 ip4dst; 977 __be16 psrc; 978 __be16 pdst; 979 __u8 tos; 980 }; 981 982 /** 983 * struct ethtool_ah_espip4_spec - flow specification for IPsec/IPv4 984 * @ip4src: Source host 985 * @ip4dst: Destination host 986 * @spi: Security parameters index 987 * @tos: Type-of-service 988 * 989 * This can be used to specify an IPsec transport or tunnel over IPv4. 990 */ 991 struct ethtool_ah_espip4_spec { 992 __be32 ip4src; 993 __be32 ip4dst; 994 __be32 spi; 995 __u8 tos; 996 }; 997 998 #define ETH_RX_NFC_IP4 1 999 1000 /** 1001 * struct ethtool_usrip4_spec - general flow specification for IPv4 1002 * @ip4src: Source host 1003 * @ip4dst: Destination host 1004 * @l4_4_bytes: First 4 bytes of transport (layer 4) header 1005 * @tos: Type-of-service 1006 * @ip_ver: Value must be %ETH_RX_NFC_IP4; mask must be 0 1007 * @proto: Transport protocol number; mask must be 0 1008 */ 1009 struct ethtool_usrip4_spec { 1010 __be32 ip4src; 1011 __be32 ip4dst; 1012 __be32 l4_4_bytes; 1013 __u8 tos; 1014 __u8 ip_ver; 1015 __u8 proto; 1016 }; 1017 1018 /** 1019 * struct ethtool_tcpip6_spec - flow specification for TCP/IPv6 etc. 1020 * @ip6src: Source host 1021 * @ip6dst: Destination host 1022 * @psrc: Source port 1023 * @pdst: Destination port 1024 * @tclass: Traffic Class 1025 * 1026 * This can be used to specify a TCP/IPv6, UDP/IPv6 or SCTP/IPv6 flow. 1027 */ 1028 struct ethtool_tcpip6_spec { 1029 __be32 ip6src[4]; 1030 __be32 ip6dst[4]; 1031 __be16 psrc; 1032 __be16 pdst; 1033 __u8 tclass; 1034 }; 1035 1036 /** 1037 * struct ethtool_ah_espip6_spec - flow specification for IPsec/IPv6 1038 * @ip6src: Source host 1039 * @ip6dst: Destination host 1040 * @spi: Security parameters index 1041 * @tclass: Traffic Class 1042 * 1043 * This can be used to specify an IPsec transport or tunnel over IPv6. 1044 */ 1045 struct ethtool_ah_espip6_spec { 1046 __be32 ip6src[4]; 1047 __be32 ip6dst[4]; 1048 __be32 spi; 1049 __u8 tclass; 1050 }; 1051 1052 /** 1053 * struct ethtool_usrip6_spec - general flow specification for IPv6 1054 * @ip6src: Source host 1055 * @ip6dst: Destination host 1056 * @l4_4_bytes: First 4 bytes of transport (layer 4) header 1057 * @tclass: Traffic Class 1058 * @l4_proto: Transport protocol number (nexthdr after any Extension Headers) 1059 */ 1060 struct ethtool_usrip6_spec { 1061 __be32 ip6src[4]; 1062 __be32 ip6dst[4]; 1063 __be32 l4_4_bytes; 1064 __u8 tclass; 1065 __u8 l4_proto; 1066 }; 1067 1068 union ethtool_flow_union { 1069 struct ethtool_tcpip4_spec tcp_ip4_spec; 1070 struct ethtool_tcpip4_spec udp_ip4_spec; 1071 struct ethtool_tcpip4_spec sctp_ip4_spec; 1072 struct ethtool_ah_espip4_spec ah_ip4_spec; 1073 struct ethtool_ah_espip4_spec esp_ip4_spec; 1074 struct ethtool_usrip4_spec usr_ip4_spec; 1075 struct ethtool_tcpip6_spec tcp_ip6_spec; 1076 struct ethtool_tcpip6_spec udp_ip6_spec; 1077 struct ethtool_tcpip6_spec sctp_ip6_spec; 1078 struct ethtool_ah_espip6_spec ah_ip6_spec; 1079 struct ethtool_ah_espip6_spec esp_ip6_spec; 1080 struct ethtool_usrip6_spec usr_ip6_spec; 1081 struct ethhdr ether_spec; 1082 __u8 hdata[52]; 1083 }; 1084 1085 /** 1086 * struct ethtool_flow_ext - additional RX flow fields 1087 * @h_dest: destination MAC address 1088 * @vlan_etype: VLAN EtherType 1089 * @vlan_tci: VLAN tag control information 1090 * @data: user defined data 1091 * @padding: Reserved for future use; see the note on reserved space. 1092 * 1093 * Note, @vlan_etype, @vlan_tci, and @data are only valid if %FLOW_EXT 1094 * is set in &struct ethtool_rx_flow_spec @flow_type. 1095 * @h_dest is valid if %FLOW_MAC_EXT is set. 1096 */ 1097 struct ethtool_flow_ext { 1098 __u8 padding[2]; 1099 unsigned char h_dest[ETH_ALEN]; 1100 __be16 vlan_etype; 1101 __be16 vlan_tci; 1102 __be32 data[2]; 1103 }; 1104 1105 /** 1106 * struct ethtool_rx_flow_spec - classification rule for RX flows 1107 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 1108 * @h_u: Flow fields to match (dependent on @flow_type) 1109 * @h_ext: Additional fields to match 1110 * @m_u: Masks for flow field bits to be matched 1111 * @m_ext: Masks for additional field bits to be matched 1112 * Note, all additional fields must be ignored unless @flow_type 1113 * includes the %FLOW_EXT or %FLOW_MAC_EXT flag 1114 * (see &struct ethtool_flow_ext description). 1115 * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC 1116 * if packets should be discarded, or %RX_CLS_FLOW_WAKE if the 1117 * packets should be used for Wake-on-LAN with %WAKE_FILTER 1118 * @location: Location of rule in the table. Locations must be 1119 * numbered such that a flow matching multiple rules will be 1120 * classified according to the first (lowest numbered) rule. 1121 */ 1122 struct ethtool_rx_flow_spec { 1123 __u32 flow_type; 1124 union ethtool_flow_union h_u; 1125 struct ethtool_flow_ext h_ext; 1126 union ethtool_flow_union m_u; 1127 struct ethtool_flow_ext m_ext; 1128 __u64 ring_cookie; 1129 __u32 location; 1130 }; 1131 1132 /* How rings are laid out when accessing virtual functions or 1133 * offloaded queues is device specific. To allow users to do flow 1134 * steering and specify these queues the ring cookie is partitioned 1135 * into a 32bit queue index with an 8 bit virtual function id. 1136 * This also leaves the 3bytes for further specifiers. It is possible 1137 * future devices may support more than 256 virtual functions if 1138 * devices start supporting PCIe w/ARI. However at the moment I 1139 * do not know of any devices that support this so I do not reserve 1140 * space for this at this time. If a future patch consumes the next 1141 * byte it should be aware of this possibility. 1142 */ 1143 #define ETHTOOL_RX_FLOW_SPEC_RING 0x00000000FFFFFFFFLL 1144 #define ETHTOOL_RX_FLOW_SPEC_RING_VF 0x000000FF00000000LL 1145 #define ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF 32 1146 static __inline__ __u64 ethtool_get_flow_spec_ring(__u64 ring_cookie) 1147 { 1148 return ETHTOOL_RX_FLOW_SPEC_RING & ring_cookie; 1149 } 1150 1151 static __inline__ __u64 ethtool_get_flow_spec_ring_vf(__u64 ring_cookie) 1152 { 1153 return (ETHTOOL_RX_FLOW_SPEC_RING_VF & ring_cookie) >> 1154 ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF; 1155 } 1156 1157 /** 1158 * struct ethtool_rxnfc - command to get or set RX flow classification rules 1159 * @cmd: Specific command number - %ETHTOOL_GRXFH, %ETHTOOL_SRXFH, 1160 * %ETHTOOL_GRXRINGS, %ETHTOOL_GRXCLSRLCNT, %ETHTOOL_GRXCLSRULE, 1161 * %ETHTOOL_GRXCLSRLALL, %ETHTOOL_SRXCLSRLDEL or %ETHTOOL_SRXCLSRLINS 1162 * @flow_type: Type of flow to be affected, e.g. %TCP_V4_FLOW 1163 * @data: Command-dependent value 1164 * @fs: Flow classification rule 1165 * @rss_context: RSS context to be affected 1166 * @rule_cnt: Number of rules to be affected 1167 * @rule_locs: Array of used rule locations 1168 * 1169 * For %ETHTOOL_GRXFH and %ETHTOOL_SRXFH, @data is a bitmask indicating 1170 * the fields included in the flow hash, e.g. %RXH_IP_SRC. The following 1171 * structure fields must not be used, except that if @flow_type includes 1172 * the %FLOW_RSS flag, then @rss_context determines which RSS context to 1173 * act on. 1174 * 1175 * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues 1176 * on return. 1177 * 1178 * For %ETHTOOL_GRXCLSRLCNT, @rule_cnt is set to the number of defined 1179 * rules on return. If @data is non-zero on return then it is the 1180 * size of the rule table, plus the flag %RX_CLS_LOC_SPECIAL if the 1181 * driver supports any special location values. If that flag is not 1182 * set in @data then special location values should not be used. 1183 * 1184 * For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the location of an 1185 * existing rule on entry and @fs contains the rule on return; if 1186 * @fs.@flow_type includes the %FLOW_RSS flag, then @rss_context is 1187 * filled with the RSS context ID associated with the rule. 1188 * 1189 * For %ETHTOOL_GRXCLSRLALL, @rule_cnt specifies the array size of the 1190 * user buffer for @rule_locs on entry. On return, @data is the size 1191 * of the rule table, @rule_cnt is the number of defined rules, and 1192 * @rule_locs contains the locations of the defined rules. Drivers 1193 * must use the second parameter to get_rxnfc() instead of @rule_locs. 1194 * 1195 * For %ETHTOOL_SRXCLSRLINS, @fs specifies the rule to add or update. 1196 * @fs.@location either specifies the location to use or is a special 1197 * location value with %RX_CLS_LOC_SPECIAL flag set. On return, 1198 * @fs.@location is the actual rule location. If @fs.@flow_type 1199 * includes the %FLOW_RSS flag, @rss_context is the RSS context ID to 1200 * use for flow spreading traffic which matches this rule. The value 1201 * from the rxfh indirection table will be added to @fs.@ring_cookie 1202 * to choose which ring to deliver to. 1203 * 1204 * For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the location of an 1205 * existing rule on entry. 1206 * 1207 * A driver supporting the special location values for 1208 * %ETHTOOL_SRXCLSRLINS may add the rule at any suitable unused 1209 * location, and may remove a rule at a later location (lower 1210 * priority) that matches exactly the same set of flows. The special 1211 * values are %RX_CLS_LOC_ANY, selecting any location; 1212 * %RX_CLS_LOC_FIRST, selecting the first suitable location (maximum 1213 * priority); and %RX_CLS_LOC_LAST, selecting the last suitable 1214 * location (minimum priority). Additional special values may be 1215 * defined in future and drivers must return -%EINVAL for any 1216 * unrecognised value. 1217 */ 1218 struct ethtool_rxnfc { 1219 __u32 cmd; 1220 __u32 flow_type; 1221 __u64 data; 1222 struct ethtool_rx_flow_spec fs; 1223 union { 1224 __u32 rule_cnt; 1225 __u32 rss_context; 1226 }; 1227 __u32 rule_locs[]; 1228 }; 1229 1230 1231 /** 1232 * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection 1233 * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR 1234 * @size: On entry, the array size of the user buffer, which may be zero. 1235 * On return from %ETHTOOL_GRXFHINDIR, the array size of the hardware 1236 * indirection table. 1237 * @ring_index: RX ring/queue index for each hash value 1238 * 1239 * For %ETHTOOL_GRXFHINDIR, a @size of zero means that only the size 1240 * should be returned. For %ETHTOOL_SRXFHINDIR, a @size of zero means 1241 * the table should be reset to default values. This last feature 1242 * is not supported by the original implementations. 1243 */ 1244 struct ethtool_rxfh_indir { 1245 __u32 cmd; 1246 __u32 size; 1247 __u32 ring_index[]; 1248 }; 1249 1250 /** 1251 * struct ethtool_rxfh - command to get/set RX flow hash indir or/and hash key. 1252 * @cmd: Specific command number - %ETHTOOL_GRSSH or %ETHTOOL_SRSSH 1253 * @rss_context: RSS context identifier. Context 0 is the default for normal 1254 * traffic; other contexts can be referenced as the destination for RX flow 1255 * classification rules. %ETH_RXFH_CONTEXT_ALLOC is used with command 1256 * %ETHTOOL_SRSSH to allocate a new RSS context; on return this field will 1257 * contain the ID of the newly allocated context. 1258 * @indir_size: On entry, the array size of the user buffer for the 1259 * indirection table, which may be zero, or (for %ETHTOOL_SRSSH), 1260 * %ETH_RXFH_INDIR_NO_CHANGE. On return from %ETHTOOL_GRSSH, 1261 * the array size of the hardware indirection table. 1262 * @key_size: On entry, the array size of the user buffer for the hash key, 1263 * which may be zero. On return from %ETHTOOL_GRSSH, the size of the 1264 * hardware hash key. 1265 * @hfunc: Defines the current RSS hash function used by HW (or to be set to). 1266 * Valid values are one of the %ETH_RSS_HASH_*. 1267 * @input_xfrm: Defines how the input data is transformed. Valid values are one 1268 * of %RXH_XFRM_*. 1269 * @rsvd8: Reserved for future use; see the note on reserved space. 1270 * @rsvd32: Reserved for future use; see the note on reserved space. 1271 * @rss_config: RX ring/queue index for each hash value i.e., indirection table 1272 * of @indir_size __u32 elements, followed by hash key of @key_size 1273 * bytes. 1274 * 1275 * For %ETHTOOL_GRSSH, a @indir_size and key_size of zero means that only the 1276 * size should be returned. For %ETHTOOL_SRSSH, an @indir_size of 1277 * %ETH_RXFH_INDIR_NO_CHANGE means that indir table setting is not requested 1278 * and a @indir_size of zero means the indir table should be reset to default 1279 * values (if @rss_context == 0) or that the RSS context should be deleted. 1280 * An hfunc of zero means that hash function setting is not requested. 1281 */ 1282 struct ethtool_rxfh { 1283 __u32 cmd; 1284 __u32 rss_context; 1285 __u32 indir_size; 1286 __u32 key_size; 1287 __u8 hfunc; 1288 __u8 input_xfrm; 1289 __u8 rsvd8[2]; 1290 __u32 rsvd32; 1291 __u32 rss_config[]; 1292 }; 1293 #define ETH_RXFH_CONTEXT_ALLOC 0xffffffff 1294 #define ETH_RXFH_INDIR_NO_CHANGE 0xffffffff 1295 1296 /** 1297 * struct ethtool_rx_ntuple_flow_spec - specification for RX flow filter 1298 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 1299 * @h_u: Flow field values to match (dependent on @flow_type) 1300 * @m_u: Masks for flow field value bits to be ignored 1301 * @vlan_tag: VLAN tag to match 1302 * @vlan_tag_mask: Mask for VLAN tag bits to be ignored 1303 * @data: Driver-dependent data to match 1304 * @data_mask: Mask for driver-dependent data bits to be ignored 1305 * @action: RX ring/queue index to deliver to (non-negative) or other action 1306 * (negative, e.g. %ETHTOOL_RXNTUPLE_ACTION_DROP) 1307 * 1308 * For flow types %TCP_V4_FLOW, %UDP_V4_FLOW and %SCTP_V4_FLOW, where 1309 * a field value and mask are both zero this is treated as if all mask 1310 * bits are set i.e. the field is ignored. 1311 */ 1312 struct ethtool_rx_ntuple_flow_spec { 1313 __u32 flow_type; 1314 union { 1315 struct ethtool_tcpip4_spec tcp_ip4_spec; 1316 struct ethtool_tcpip4_spec udp_ip4_spec; 1317 struct ethtool_tcpip4_spec sctp_ip4_spec; 1318 struct ethtool_ah_espip4_spec ah_ip4_spec; 1319 struct ethtool_ah_espip4_spec esp_ip4_spec; 1320 struct ethtool_usrip4_spec usr_ip4_spec; 1321 struct ethhdr ether_spec; 1322 __u8 hdata[72]; 1323 } h_u, m_u; 1324 1325 __u16 vlan_tag; 1326 __u16 vlan_tag_mask; 1327 __u64 data; 1328 __u64 data_mask; 1329 1330 __s32 action; 1331 #define ETHTOOL_RXNTUPLE_ACTION_DROP (-1) /* drop packet */ 1332 #define ETHTOOL_RXNTUPLE_ACTION_CLEAR (-2) /* clear filter */ 1333 }; 1334 1335 /** 1336 * struct ethtool_rx_ntuple - command to set or clear RX flow filter 1337 * @cmd: Command number - %ETHTOOL_SRXNTUPLE 1338 * @fs: Flow filter specification 1339 */ 1340 struct ethtool_rx_ntuple { 1341 __u32 cmd; 1342 struct ethtool_rx_ntuple_flow_spec fs; 1343 }; 1344 1345 #define ETHTOOL_FLASH_MAX_FILENAME 128 1346 enum ethtool_flash_op_type { 1347 ETHTOOL_FLASH_ALL_REGIONS = 0, 1348 }; 1349 1350 /* for passing firmware flashing related parameters */ 1351 struct ethtool_flash { 1352 __u32 cmd; 1353 __u32 region; 1354 char data[ETHTOOL_FLASH_MAX_FILENAME]; 1355 }; 1356 1357 /** 1358 * struct ethtool_dump - used for retrieving, setting device dump 1359 * @cmd: Command number - %ETHTOOL_GET_DUMP_FLAG, %ETHTOOL_GET_DUMP_DATA, or 1360 * %ETHTOOL_SET_DUMP 1361 * @version: FW version of the dump, filled in by driver 1362 * @flag: driver dependent flag for dump setting, filled in by driver during 1363 * get and filled in by ethtool for set operation. 1364 * flag must be initialized by macro ETH_FW_DUMP_DISABLE value when 1365 * firmware dump is disabled. 1366 * @len: length of dump data, used as the length of the user buffer on entry to 1367 * %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver 1368 * for %ETHTOOL_GET_DUMP_FLAG command 1369 * @data: data collected for get dump data operation 1370 */ 1371 struct ethtool_dump { 1372 __u32 cmd; 1373 __u32 version; 1374 __u32 flag; 1375 __u32 len; 1376 __u8 data[]; 1377 }; 1378 1379 #define ETH_FW_DUMP_DISABLE 0 1380 1381 /* for returning and changing feature sets */ 1382 1383 /** 1384 * struct ethtool_get_features_block - block with state of 32 features 1385 * @available: mask of changeable features 1386 * @requested: mask of features requested to be enabled if possible 1387 * @active: mask of currently enabled features 1388 * @never_changed: mask of features not changeable for any device 1389 */ 1390 struct ethtool_get_features_block { 1391 __u32 available; 1392 __u32 requested; 1393 __u32 active; 1394 __u32 never_changed; 1395 }; 1396 1397 /** 1398 * struct ethtool_gfeatures - command to get state of device's features 1399 * @cmd: command number = %ETHTOOL_GFEATURES 1400 * @size: On entry, the number of elements in the features[] array; 1401 * on return, the number of elements in features[] needed to hold 1402 * all features 1403 * @features: state of features 1404 */ 1405 struct ethtool_gfeatures { 1406 __u32 cmd; 1407 __u32 size; 1408 struct ethtool_get_features_block features[]; 1409 }; 1410 1411 /** 1412 * struct ethtool_set_features_block - block with request for 32 features 1413 * @valid: mask of features to be changed 1414 * @requested: values of features to be changed 1415 */ 1416 struct ethtool_set_features_block { 1417 __u32 valid; 1418 __u32 requested; 1419 }; 1420 1421 /** 1422 * struct ethtool_sfeatures - command to request change in device's features 1423 * @cmd: command number = %ETHTOOL_SFEATURES 1424 * @size: array size of the features[] array 1425 * @features: feature change masks 1426 */ 1427 struct ethtool_sfeatures { 1428 __u32 cmd; 1429 __u32 size; 1430 struct ethtool_set_features_block features[]; 1431 }; 1432 1433 /** 1434 * struct ethtool_ts_info - holds a device's timestamping and PHC association 1435 * @cmd: command number = %ETHTOOL_GET_TS_INFO 1436 * @so_timestamping: bit mask of the sum of the supported SO_TIMESTAMPING flags 1437 * @phc_index: device index of the associated PHC, or -1 if there is none 1438 * @tx_types: bit mask of the supported hwtstamp_tx_types enumeration values 1439 * @tx_reserved: Reserved for future use; see the note on reserved space. 1440 * @rx_filters: bit mask of the supported hwtstamp_rx_filters enumeration values 1441 * @rx_reserved: Reserved for future use; see the note on reserved space. 1442 * 1443 * The bits in the 'tx_types' and 'rx_filters' fields correspond to 1444 * the 'hwtstamp_tx_types' and 'hwtstamp_rx_filters' enumeration values, 1445 * respectively. For example, if the device supports HWTSTAMP_TX_ON, 1446 * then (1 << HWTSTAMP_TX_ON) in 'tx_types' will be set. 1447 * 1448 * Drivers should only report the filters they actually support without 1449 * upscaling in the SIOCSHWTSTAMP ioctl. If the SIOCSHWSTAMP request for 1450 * HWTSTAMP_FILTER_V1_SYNC is supported by HWTSTAMP_FILTER_V1_EVENT, then the 1451 * driver should only report HWTSTAMP_FILTER_V1_EVENT in this op. 1452 */ 1453 struct ethtool_ts_info { 1454 __u32 cmd; 1455 __u32 so_timestamping; 1456 __s32 phc_index; 1457 __u32 tx_types; 1458 __u32 tx_reserved[3]; 1459 __u32 rx_filters; 1460 __u32 rx_reserved[3]; 1461 }; 1462 1463 /* 1464 * %ETHTOOL_SFEATURES changes features present in features[].valid to the 1465 * values of corresponding bits in features[].requested. Bits in .requested 1466 * not set in .valid or not changeable are ignored. 1467 * 1468 * Returns %EINVAL when .valid contains undefined or never-changeable bits 1469 * or size is not equal to required number of features words (32-bit blocks). 1470 * Returns >= 0 if request was completed; bits set in the value mean: 1471 * %ETHTOOL_F_UNSUPPORTED - there were bits set in .valid that are not 1472 * changeable (not present in %ETHTOOL_GFEATURES' features[].available) 1473 * those bits were ignored. 1474 * %ETHTOOL_F_WISH - some or all changes requested were recorded but the 1475 * resulting state of bits masked by .valid is not equal to .requested. 1476 * Probably there are other device-specific constraints on some features 1477 * in the set. When %ETHTOOL_F_UNSUPPORTED is set, .valid is considered 1478 * here as though ignored bits were cleared. 1479 * %ETHTOOL_F_COMPAT - some or all changes requested were made by calling 1480 * compatibility functions. Requested offload state cannot be properly 1481 * managed by kernel. 1482 * 1483 * Meaning of bits in the masks are obtained by %ETHTOOL_GSSET_INFO (number of 1484 * bits in the arrays - always multiple of 32) and %ETHTOOL_GSTRINGS commands 1485 * for ETH_SS_FEATURES string set. First entry in the table corresponds to least 1486 * significant bit in features[0] fields. Empty strings mark undefined features. 1487 */ 1488 enum ethtool_sfeatures_retval_bits { 1489 ETHTOOL_F_UNSUPPORTED__BIT, 1490 ETHTOOL_F_WISH__BIT, 1491 ETHTOOL_F_COMPAT__BIT, 1492 }; 1493 1494 #define ETHTOOL_F_UNSUPPORTED (1 << ETHTOOL_F_UNSUPPORTED__BIT) 1495 #define ETHTOOL_F_WISH (1 << ETHTOOL_F_WISH__BIT) 1496 #define ETHTOOL_F_COMPAT (1 << ETHTOOL_F_COMPAT__BIT) 1497 1498 #define MAX_NUM_QUEUE 4096 1499 1500 /** 1501 * struct ethtool_per_queue_op - apply sub command to the queues in mask. 1502 * @cmd: ETHTOOL_PERQUEUE 1503 * @sub_command: the sub command which apply to each queues 1504 * @queue_mask: Bitmap of the queues which sub command apply to 1505 * @data: A complete command structure following for each of the queues addressed 1506 */ 1507 struct ethtool_per_queue_op { 1508 __u32 cmd; 1509 __u32 sub_command; 1510 __u32 queue_mask[__KERNEL_DIV_ROUND_UP(MAX_NUM_QUEUE, 32)]; 1511 char data[]; 1512 }; 1513 1514 /** 1515 * struct ethtool_fecparam - Ethernet Forward Error Correction parameters 1516 * @cmd: Command number = %ETHTOOL_GFECPARAM or %ETHTOOL_SFECPARAM 1517 * @active_fec: FEC mode which is active on the port, single bit set, GET only. 1518 * @fec: Bitmask of configured FEC modes. 1519 * @reserved: Reserved for future extensions, ignore on GET, write 0 for SET. 1520 * 1521 * Note that @reserved was never validated on input and ethtool user space 1522 * left it uninitialized when calling SET. Hence going forward it can only be 1523 * used to return a value to userspace with GET. 1524 * 1525 * FEC modes supported by the device can be read via %ETHTOOL_GLINKSETTINGS. 1526 * FEC settings are configured by link autonegotiation whenever it's enabled. 1527 * With autoneg on %ETHTOOL_GFECPARAM can be used to read the current mode. 1528 * 1529 * When autoneg is disabled %ETHTOOL_SFECPARAM controls the FEC settings. 1530 * It is recommended that drivers only accept a single bit set in @fec. 1531 * When multiple bits are set in @fec drivers may pick mode in an implementation 1532 * dependent way. Drivers should reject mixing %ETHTOOL_FEC_AUTO_BIT with other 1533 * FEC modes, because it's unclear whether in this case other modes constrain 1534 * AUTO or are independent choices. 1535 * Drivers must reject SET requests if they support none of the requested modes. 1536 * 1537 * If device does not support FEC drivers may use %ETHTOOL_FEC_NONE instead 1538 * of returning %EOPNOTSUPP from %ETHTOOL_GFECPARAM. 1539 * 1540 * See enum ethtool_fec_config_bits for definition of valid bits for both 1541 * @fec and @active_fec. 1542 */ 1543 struct ethtool_fecparam { 1544 __u32 cmd; 1545 /* bitmask of FEC modes */ 1546 __u32 active_fec; 1547 __u32 fec; 1548 __u32 reserved; 1549 }; 1550 1551 /** 1552 * enum ethtool_fec_config_bits - flags definition of ethtool_fec_configuration 1553 * @ETHTOOL_FEC_NONE_BIT: FEC mode configuration is not supported. Should not 1554 * be used together with other bits. GET only. 1555 * @ETHTOOL_FEC_AUTO_BIT: Select default/best FEC mode automatically, usually 1556 * based link mode and SFP parameters read from module's 1557 * EEPROM. This bit does _not_ mean autonegotiation. 1558 * @ETHTOOL_FEC_OFF_BIT: No FEC Mode 1559 * @ETHTOOL_FEC_RS_BIT: Reed-Solomon FEC Mode 1560 * @ETHTOOL_FEC_BASER_BIT: Base-R/Reed-Solomon FEC Mode 1561 * @ETHTOOL_FEC_LLRS_BIT: Low Latency Reed Solomon FEC Mode (25G/50G Ethernet 1562 * Consortium) 1563 */ 1564 enum ethtool_fec_config_bits { 1565 ETHTOOL_FEC_NONE_BIT, 1566 ETHTOOL_FEC_AUTO_BIT, 1567 ETHTOOL_FEC_OFF_BIT, 1568 ETHTOOL_FEC_RS_BIT, 1569 ETHTOOL_FEC_BASER_BIT, 1570 ETHTOOL_FEC_LLRS_BIT, 1571 }; 1572 1573 #define ETHTOOL_FEC_NONE (1 << ETHTOOL_FEC_NONE_BIT) 1574 #define ETHTOOL_FEC_AUTO (1 << ETHTOOL_FEC_AUTO_BIT) 1575 #define ETHTOOL_FEC_OFF (1 << ETHTOOL_FEC_OFF_BIT) 1576 #define ETHTOOL_FEC_RS (1 << ETHTOOL_FEC_RS_BIT) 1577 #define ETHTOOL_FEC_BASER (1 << ETHTOOL_FEC_BASER_BIT) 1578 #define ETHTOOL_FEC_LLRS (1 << ETHTOOL_FEC_LLRS_BIT) 1579 1580 /* CMDs currently supported */ 1581 #define ETHTOOL_GSET 0x00000001 /* DEPRECATED, Get settings. 1582 * Please use ETHTOOL_GLINKSETTINGS 1583 */ 1584 #define ETHTOOL_SSET 0x00000002 /* DEPRECATED, Set settings. 1585 * Please use ETHTOOL_SLINKSETTINGS 1586 */ 1587 #define ETHTOOL_GDRVINFO 0x00000003 /* Get driver info. */ 1588 #define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */ 1589 #define ETHTOOL_GWOL 0x00000005 /* Get wake-on-lan options. */ 1590 #define ETHTOOL_SWOL 0x00000006 /* Set wake-on-lan options. */ 1591 #define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */ 1592 #define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */ 1593 #define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */ 1594 /* Get link status for host, i.e. whether the interface *and* the 1595 * physical port (if there is one) are up (ethtool_value). */ 1596 #define ETHTOOL_GLINK 0x0000000a 1597 #define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */ 1598 #define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */ 1599 #define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */ 1600 #define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */ 1601 #define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */ 1602 #define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters. */ 1603 #define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */ 1604 #define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */ 1605 #define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */ 1606 #define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */ 1607 #define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */ 1608 #define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */ 1609 #define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable 1610 * (ethtool_value) */ 1611 #define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable 1612 * (ethtool_value). */ 1613 #define ETHTOOL_TEST 0x0000001a /* execute NIC self-test. */ 1614 #define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */ 1615 #define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */ 1616 #define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */ 1617 #define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */ 1618 #define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */ 1619 #define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */ 1620 #define ETHTOOL_GUFO 0x00000021 /* Get UFO enable (ethtool_value) */ 1621 #define ETHTOOL_SUFO 0x00000022 /* Set UFO enable (ethtool_value) */ 1622 #define ETHTOOL_GGSO 0x00000023 /* Get GSO enable (ethtool_value) */ 1623 #define ETHTOOL_SGSO 0x00000024 /* Set GSO enable (ethtool_value) */ 1624 #define ETHTOOL_GFLAGS 0x00000025 /* Get flags bitmap(ethtool_value) */ 1625 #define ETHTOOL_SFLAGS 0x00000026 /* Set flags bitmap(ethtool_value) */ 1626 #define ETHTOOL_GPFLAGS 0x00000027 /* Get driver-private flags bitmap */ 1627 #define ETHTOOL_SPFLAGS 0x00000028 /* Set driver-private flags bitmap */ 1628 1629 #define ETHTOOL_GRXFH 0x00000029 /* Get RX flow hash configuration */ 1630 #define ETHTOOL_SRXFH 0x0000002a /* Set RX flow hash configuration */ 1631 #define ETHTOOL_GGRO 0x0000002b /* Get GRO enable (ethtool_value) */ 1632 #define ETHTOOL_SGRO 0x0000002c /* Set GRO enable (ethtool_value) */ 1633 #define ETHTOOL_GRXRINGS 0x0000002d /* Get RX rings available for LB */ 1634 #define ETHTOOL_GRXCLSRLCNT 0x0000002e /* Get RX class rule count */ 1635 #define ETHTOOL_GRXCLSRULE 0x0000002f /* Get RX classification rule */ 1636 #define ETHTOOL_GRXCLSRLALL 0x00000030 /* Get all RX classification rule */ 1637 #define ETHTOOL_SRXCLSRLDEL 0x00000031 /* Delete RX classification rule */ 1638 #define ETHTOOL_SRXCLSRLINS 0x00000032 /* Insert RX classification rule */ 1639 #define ETHTOOL_FLASHDEV 0x00000033 /* Flash firmware to device */ 1640 #define ETHTOOL_RESET 0x00000034 /* Reset hardware */ 1641 #define ETHTOOL_SRXNTUPLE 0x00000035 /* Add an n-tuple filter to device */ 1642 #define ETHTOOL_GRXNTUPLE 0x00000036 /* deprecated */ 1643 #define ETHTOOL_GSSET_INFO 0x00000037 /* Get string set info */ 1644 #define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */ 1645 #define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */ 1646 1647 #define ETHTOOL_GFEATURES 0x0000003a /* Get device offload settings */ 1648 #define ETHTOOL_SFEATURES 0x0000003b /* Change device offload settings */ 1649 #define ETHTOOL_GCHANNELS 0x0000003c /* Get no of channels */ 1650 #define ETHTOOL_SCHANNELS 0x0000003d /* Set no of channels */ 1651 #define ETHTOOL_SET_DUMP 0x0000003e /* Set dump settings */ 1652 #define ETHTOOL_GET_DUMP_FLAG 0x0000003f /* Get dump settings */ 1653 #define ETHTOOL_GET_DUMP_DATA 0x00000040 /* Get dump data */ 1654 #define ETHTOOL_GET_TS_INFO 0x00000041 /* Get time stamping and PHC info */ 1655 #define ETHTOOL_GMODULEINFO 0x00000042 /* Get plug-in module information */ 1656 #define ETHTOOL_GMODULEEEPROM 0x00000043 /* Get plug-in module eeprom */ 1657 #define ETHTOOL_GEEE 0x00000044 /* Get EEE settings */ 1658 #define ETHTOOL_SEEE 0x00000045 /* Set EEE settings */ 1659 1660 #define ETHTOOL_GRSSH 0x00000046 /* Get RX flow hash configuration */ 1661 #define ETHTOOL_SRSSH 0x00000047 /* Set RX flow hash configuration */ 1662 #define ETHTOOL_GTUNABLE 0x00000048 /* Get tunable configuration */ 1663 #define ETHTOOL_STUNABLE 0x00000049 /* Set tunable configuration */ 1664 #define ETHTOOL_GPHYSTATS 0x0000004a /* get PHY-specific statistics */ 1665 1666 #define ETHTOOL_PERQUEUE 0x0000004b /* Set per queue options */ 1667 1668 #define ETHTOOL_GLINKSETTINGS 0x0000004c /* Get ethtool_link_settings */ 1669 #define ETHTOOL_SLINKSETTINGS 0x0000004d /* Set ethtool_link_settings */ 1670 #define ETHTOOL_PHY_GTUNABLE 0x0000004e /* Get PHY tunable configuration */ 1671 #define ETHTOOL_PHY_STUNABLE 0x0000004f /* Set PHY tunable configuration */ 1672 #define ETHTOOL_GFECPARAM 0x00000050 /* Get FEC settings */ 1673 #define ETHTOOL_SFECPARAM 0x00000051 /* Set FEC settings */ 1674 1675 /* compatibility with older code */ 1676 #define SPARC_ETH_GSET ETHTOOL_GSET 1677 #define SPARC_ETH_SSET ETHTOOL_SSET 1678 1679 /* Link mode bit indices */ 1680 enum ethtool_link_mode_bit_indices { 1681 ETHTOOL_LINK_MODE_10baseT_Half_BIT = 0, 1682 ETHTOOL_LINK_MODE_10baseT_Full_BIT = 1, 1683 ETHTOOL_LINK_MODE_100baseT_Half_BIT = 2, 1684 ETHTOOL_LINK_MODE_100baseT_Full_BIT = 3, 1685 ETHTOOL_LINK_MODE_1000baseT_Half_BIT = 4, 1686 ETHTOOL_LINK_MODE_1000baseT_Full_BIT = 5, 1687 ETHTOOL_LINK_MODE_Autoneg_BIT = 6, 1688 ETHTOOL_LINK_MODE_TP_BIT = 7, 1689 ETHTOOL_LINK_MODE_AUI_BIT = 8, 1690 ETHTOOL_LINK_MODE_MII_BIT = 9, 1691 ETHTOOL_LINK_MODE_FIBRE_BIT = 10, 1692 ETHTOOL_LINK_MODE_BNC_BIT = 11, 1693 ETHTOOL_LINK_MODE_10000baseT_Full_BIT = 12, 1694 ETHTOOL_LINK_MODE_Pause_BIT = 13, 1695 ETHTOOL_LINK_MODE_Asym_Pause_BIT = 14, 1696 ETHTOOL_LINK_MODE_2500baseX_Full_BIT = 15, 1697 ETHTOOL_LINK_MODE_Backplane_BIT = 16, 1698 ETHTOOL_LINK_MODE_1000baseKX_Full_BIT = 17, 1699 ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT = 18, 1700 ETHTOOL_LINK_MODE_10000baseKR_Full_BIT = 19, 1701 ETHTOOL_LINK_MODE_10000baseR_FEC_BIT = 20, 1702 ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT = 21, 1703 ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT = 22, 1704 ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT = 23, 1705 ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT = 24, 1706 ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT = 25, 1707 ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT = 26, 1708 ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT = 27, 1709 ETHTOOL_LINK_MODE_56000baseCR4_Full_BIT = 28, 1710 ETHTOOL_LINK_MODE_56000baseSR4_Full_BIT = 29, 1711 ETHTOOL_LINK_MODE_56000baseLR4_Full_BIT = 30, 1712 ETHTOOL_LINK_MODE_25000baseCR_Full_BIT = 31, 1713 1714 /* Last allowed bit for __ETHTOOL_LINK_MODE_LEGACY_MASK is bit 1715 * 31. Please do NOT define any SUPPORTED_* or ADVERTISED_* 1716 * macro for bits > 31. The only way to use indices > 31 is to 1717 * use the new ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. 1718 */ 1719 1720 ETHTOOL_LINK_MODE_25000baseKR_Full_BIT = 32, 1721 ETHTOOL_LINK_MODE_25000baseSR_Full_BIT = 33, 1722 ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT = 34, 1723 ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT = 35, 1724 ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT = 36, 1725 ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT = 37, 1726 ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT = 38, 1727 ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT = 39, 1728 ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT = 40, 1729 ETHTOOL_LINK_MODE_1000baseX_Full_BIT = 41, 1730 ETHTOOL_LINK_MODE_10000baseCR_Full_BIT = 42, 1731 ETHTOOL_LINK_MODE_10000baseSR_Full_BIT = 43, 1732 ETHTOOL_LINK_MODE_10000baseLR_Full_BIT = 44, 1733 ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT = 45, 1734 ETHTOOL_LINK_MODE_10000baseER_Full_BIT = 46, 1735 ETHTOOL_LINK_MODE_2500baseT_Full_BIT = 47, 1736 ETHTOOL_LINK_MODE_5000baseT_Full_BIT = 48, 1737 1738 ETHTOOL_LINK_MODE_FEC_NONE_BIT = 49, 1739 ETHTOOL_LINK_MODE_FEC_RS_BIT = 50, 1740 ETHTOOL_LINK_MODE_FEC_BASER_BIT = 51, 1741 ETHTOOL_LINK_MODE_50000baseKR_Full_BIT = 52, 1742 ETHTOOL_LINK_MODE_50000baseSR_Full_BIT = 53, 1743 ETHTOOL_LINK_MODE_50000baseCR_Full_BIT = 54, 1744 ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT = 55, 1745 ETHTOOL_LINK_MODE_50000baseDR_Full_BIT = 56, 1746 ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT = 57, 1747 ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT = 58, 1748 ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT = 59, 1749 ETHTOOL_LINK_MODE_100000baseLR2_ER2_FR2_Full_BIT = 60, 1750 ETHTOOL_LINK_MODE_100000baseDR2_Full_BIT = 61, 1751 ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT = 62, 1752 ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT = 63, 1753 ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT = 64, 1754 ETHTOOL_LINK_MODE_200000baseDR4_Full_BIT = 65, 1755 ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT = 66, 1756 ETHTOOL_LINK_MODE_100baseT1_Full_BIT = 67, 1757 ETHTOOL_LINK_MODE_1000baseT1_Full_BIT = 68, 1758 ETHTOOL_LINK_MODE_400000baseKR8_Full_BIT = 69, 1759 ETHTOOL_LINK_MODE_400000baseSR8_Full_BIT = 70, 1760 ETHTOOL_LINK_MODE_400000baseLR8_ER8_FR8_Full_BIT = 71, 1761 ETHTOOL_LINK_MODE_400000baseDR8_Full_BIT = 72, 1762 ETHTOOL_LINK_MODE_400000baseCR8_Full_BIT = 73, 1763 ETHTOOL_LINK_MODE_FEC_LLRS_BIT = 74, 1764 ETHTOOL_LINK_MODE_100000baseKR_Full_BIT = 75, 1765 ETHTOOL_LINK_MODE_100000baseSR_Full_BIT = 76, 1766 ETHTOOL_LINK_MODE_100000baseLR_ER_FR_Full_BIT = 77, 1767 ETHTOOL_LINK_MODE_100000baseCR_Full_BIT = 78, 1768 ETHTOOL_LINK_MODE_100000baseDR_Full_BIT = 79, 1769 ETHTOOL_LINK_MODE_200000baseKR2_Full_BIT = 80, 1770 ETHTOOL_LINK_MODE_200000baseSR2_Full_BIT = 81, 1771 ETHTOOL_LINK_MODE_200000baseLR2_ER2_FR2_Full_BIT = 82, 1772 ETHTOOL_LINK_MODE_200000baseDR2_Full_BIT = 83, 1773 ETHTOOL_LINK_MODE_200000baseCR2_Full_BIT = 84, 1774 ETHTOOL_LINK_MODE_400000baseKR4_Full_BIT = 85, 1775 ETHTOOL_LINK_MODE_400000baseSR4_Full_BIT = 86, 1776 ETHTOOL_LINK_MODE_400000baseLR4_ER4_FR4_Full_BIT = 87, 1777 ETHTOOL_LINK_MODE_400000baseDR4_Full_BIT = 88, 1778 ETHTOOL_LINK_MODE_400000baseCR4_Full_BIT = 89, 1779 ETHTOOL_LINK_MODE_100baseFX_Half_BIT = 90, 1780 ETHTOOL_LINK_MODE_100baseFX_Full_BIT = 91, 1781 ETHTOOL_LINK_MODE_10baseT1L_Full_BIT = 92, 1782 ETHTOOL_LINK_MODE_800000baseCR8_Full_BIT = 93, 1783 ETHTOOL_LINK_MODE_800000baseKR8_Full_BIT = 94, 1784 ETHTOOL_LINK_MODE_800000baseDR8_Full_BIT = 95, 1785 ETHTOOL_LINK_MODE_800000baseDR8_2_Full_BIT = 96, 1786 ETHTOOL_LINK_MODE_800000baseSR8_Full_BIT = 97, 1787 ETHTOOL_LINK_MODE_800000baseVR8_Full_BIT = 98, 1788 ETHTOOL_LINK_MODE_10baseT1S_Full_BIT = 99, 1789 ETHTOOL_LINK_MODE_10baseT1S_Half_BIT = 100, 1790 ETHTOOL_LINK_MODE_10baseT1S_P2MP_Half_BIT = 101, 1791 1792 /* must be last entry */ 1793 __ETHTOOL_LINK_MODE_MASK_NBITS 1794 }; 1795 1796 #define __ETHTOOL_LINK_MODE_LEGACY_MASK(base_name) \ 1797 (1UL << (ETHTOOL_LINK_MODE_ ## base_name ## _BIT)) 1798 1799 /* DEPRECATED macros. Please migrate to 1800 * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT 1801 * define any new SUPPORTED_* macro for bits > 31. 1802 */ 1803 #define SUPPORTED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half) 1804 #define SUPPORTED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full) 1805 #define SUPPORTED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half) 1806 #define SUPPORTED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full) 1807 #define SUPPORTED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half) 1808 #define SUPPORTED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full) 1809 #define SUPPORTED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg) 1810 #define SUPPORTED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP) 1811 #define SUPPORTED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI) 1812 #define SUPPORTED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII) 1813 #define SUPPORTED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE) 1814 #define SUPPORTED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC) 1815 #define SUPPORTED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full) 1816 #define SUPPORTED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause) 1817 #define SUPPORTED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause) 1818 #define SUPPORTED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full) 1819 #define SUPPORTED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane) 1820 #define SUPPORTED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full) 1821 #define SUPPORTED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full) 1822 #define SUPPORTED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full) 1823 #define SUPPORTED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC) 1824 #define SUPPORTED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full) 1825 #define SUPPORTED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full) 1826 #define SUPPORTED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full) 1827 #define SUPPORTED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full) 1828 #define SUPPORTED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full) 1829 #define SUPPORTED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full) 1830 #define SUPPORTED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full) 1831 #define SUPPORTED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full) 1832 #define SUPPORTED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full) 1833 #define SUPPORTED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full) 1834 /* Please do not define any new SUPPORTED_* macro for bits > 31, see 1835 * notice above. 1836 */ 1837 1838 /* 1839 * DEPRECATED macros. Please migrate to 1840 * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT 1841 * define any new ADERTISE_* macro for bits > 31. 1842 */ 1843 #define ADVERTISED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half) 1844 #define ADVERTISED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full) 1845 #define ADVERTISED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half) 1846 #define ADVERTISED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full) 1847 #define ADVERTISED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half) 1848 #define ADVERTISED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full) 1849 #define ADVERTISED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg) 1850 #define ADVERTISED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP) 1851 #define ADVERTISED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI) 1852 #define ADVERTISED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII) 1853 #define ADVERTISED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE) 1854 #define ADVERTISED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC) 1855 #define ADVERTISED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full) 1856 #define ADVERTISED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause) 1857 #define ADVERTISED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause) 1858 #define ADVERTISED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full) 1859 #define ADVERTISED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane) 1860 #define ADVERTISED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full) 1861 #define ADVERTISED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full) 1862 #define ADVERTISED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full) 1863 #define ADVERTISED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC) 1864 #define ADVERTISED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full) 1865 #define ADVERTISED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full) 1866 #define ADVERTISED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full) 1867 #define ADVERTISED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full) 1868 #define ADVERTISED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full) 1869 #define ADVERTISED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full) 1870 #define ADVERTISED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full) 1871 #define ADVERTISED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full) 1872 #define ADVERTISED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full) 1873 #define ADVERTISED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full) 1874 /* Please do not define any new ADVERTISED_* macro for bits > 31, see 1875 * notice above. 1876 */ 1877 1878 /* The following are all involved in forcing a particular link 1879 * mode for the device for setting things. When getting the 1880 * devices settings, these indicate the current mode and whether 1881 * it was forced up into this mode or autonegotiated. 1882 */ 1883 1884 /* The forced speed, in units of 1Mb. All values 0 to INT_MAX are legal. 1885 * Update drivers/net/phy/phy.c:phy_speed_to_str() and 1886 * drivers/net/bonding/bond_3ad.c:__get_link_speed() when adding new values. 1887 */ 1888 #define SPEED_10 10 1889 #define SPEED_100 100 1890 #define SPEED_1000 1000 1891 #define SPEED_2500 2500 1892 #define SPEED_5000 5000 1893 #define SPEED_10000 10000 1894 #define SPEED_14000 14000 1895 #define SPEED_20000 20000 1896 #define SPEED_25000 25000 1897 #define SPEED_40000 40000 1898 #define SPEED_50000 50000 1899 #define SPEED_56000 56000 1900 #define SPEED_100000 100000 1901 #define SPEED_200000 200000 1902 #define SPEED_400000 400000 1903 #define SPEED_800000 800000 1904 1905 #define SPEED_UNKNOWN -1 1906 1907 static __inline__ int ethtool_validate_speed(__u32 speed) 1908 { 1909 return speed <= INT_MAX || speed == (__u32)SPEED_UNKNOWN; 1910 } 1911 1912 /* Duplex, half or full. */ 1913 #define DUPLEX_HALF 0x00 1914 #define DUPLEX_FULL 0x01 1915 #define DUPLEX_UNKNOWN 0xff 1916 1917 static __inline__ int ethtool_validate_duplex(__u8 duplex) 1918 { 1919 switch (duplex) { 1920 case DUPLEX_HALF: 1921 case DUPLEX_FULL: 1922 case DUPLEX_UNKNOWN: 1923 return 1; 1924 } 1925 1926 return 0; 1927 } 1928 1929 #define MASTER_SLAVE_CFG_UNSUPPORTED 0 1930 #define MASTER_SLAVE_CFG_UNKNOWN 1 1931 #define MASTER_SLAVE_CFG_MASTER_PREFERRED 2 1932 #define MASTER_SLAVE_CFG_SLAVE_PREFERRED 3 1933 #define MASTER_SLAVE_CFG_MASTER_FORCE 4 1934 #define MASTER_SLAVE_CFG_SLAVE_FORCE 5 1935 #define MASTER_SLAVE_STATE_UNSUPPORTED 0 1936 #define MASTER_SLAVE_STATE_UNKNOWN 1 1937 #define MASTER_SLAVE_STATE_MASTER 2 1938 #define MASTER_SLAVE_STATE_SLAVE 3 1939 #define MASTER_SLAVE_STATE_ERR 4 1940 1941 /* These are used to throttle the rate of data on the phy interface when the 1942 * native speed of the interface is higher than the link speed. These should 1943 * not be used for phy interfaces which natively support multiple speeds (e.g. 1944 * MII or SGMII). 1945 */ 1946 /* No rate matching performed. */ 1947 #define RATE_MATCH_NONE 0 1948 /* The phy sends pause frames to throttle the MAC. */ 1949 #define RATE_MATCH_PAUSE 1 1950 /* The phy asserts CRS to prevent the MAC from transmitting. */ 1951 #define RATE_MATCH_CRS 2 1952 /* The MAC is programmed with a sufficiently-large IPG. */ 1953 #define RATE_MATCH_OPEN_LOOP 3 1954 1955 /* Which connector port. */ 1956 #define PORT_TP 0x00 1957 #define PORT_AUI 0x01 1958 #define PORT_MII 0x02 1959 #define PORT_FIBRE 0x03 1960 #define PORT_BNC 0x04 1961 #define PORT_DA 0x05 1962 #define PORT_NONE 0xef 1963 #define PORT_OTHER 0xff 1964 1965 /* Which transceiver to use. */ 1966 #define XCVR_INTERNAL 0x00 /* PHY and MAC are in the same package */ 1967 #define XCVR_EXTERNAL 0x01 /* PHY and MAC are in different packages */ 1968 #define XCVR_DUMMY1 0x02 1969 #define XCVR_DUMMY2 0x03 1970 #define XCVR_DUMMY3 0x04 1971 1972 /* Enable or disable autonegotiation. */ 1973 #define AUTONEG_DISABLE 0x00 1974 #define AUTONEG_ENABLE 0x01 1975 1976 /* MDI or MDI-X status/control - if MDI/MDI_X/AUTO is set then 1977 * the driver is required to renegotiate link 1978 */ 1979 #define ETH_TP_MDI_INVALID 0x00 /* status: unknown; control: unsupported */ 1980 #define ETH_TP_MDI 0x01 /* status: MDI; control: force MDI */ 1981 #define ETH_TP_MDI_X 0x02 /* status: MDI-X; control: force MDI-X */ 1982 #define ETH_TP_MDI_AUTO 0x03 /* control: auto-select */ 1983 1984 /* Wake-On-Lan options. */ 1985 #define WAKE_PHY (1 << 0) 1986 #define WAKE_UCAST (1 << 1) 1987 #define WAKE_MCAST (1 << 2) 1988 #define WAKE_BCAST (1 << 3) 1989 #define WAKE_ARP (1 << 4) 1990 #define WAKE_MAGIC (1 << 5) 1991 #define WAKE_MAGICSECURE (1 << 6) /* only meaningful if WAKE_MAGIC */ 1992 #define WAKE_FILTER (1 << 7) 1993 1994 #define WOL_MODE_COUNT 8 1995 1996 /* RSS hash function data 1997 * XOR the corresponding source and destination fields of each specified 1998 * protocol. Both copies of the XOR'ed fields are fed into the RSS and RXHASH 1999 * calculation. Note that this XORing reduces the input set entropy and could 2000 * be exploited to reduce the RSS queue spread. 2001 */ 2002 #define RXH_XFRM_SYM_XOR (1 << 0) 2003 #define RXH_XFRM_NO_CHANGE 0xff 2004 2005 /* L2-L4 network traffic flow types */ 2006 #define TCP_V4_FLOW 0x01 /* hash or spec (tcp_ip4_spec) */ 2007 #define UDP_V4_FLOW 0x02 /* hash or spec (udp_ip4_spec) */ 2008 #define SCTP_V4_FLOW 0x03 /* hash or spec (sctp_ip4_spec) */ 2009 #define AH_ESP_V4_FLOW 0x04 /* hash only */ 2010 #define TCP_V6_FLOW 0x05 /* hash or spec (tcp_ip6_spec; nfc only) */ 2011 #define UDP_V6_FLOW 0x06 /* hash or spec (udp_ip6_spec; nfc only) */ 2012 #define SCTP_V6_FLOW 0x07 /* hash or spec (sctp_ip6_spec; nfc only) */ 2013 #define AH_ESP_V6_FLOW 0x08 /* hash only */ 2014 #define AH_V4_FLOW 0x09 /* hash or spec (ah_ip4_spec) */ 2015 #define ESP_V4_FLOW 0x0a /* hash or spec (esp_ip4_spec) */ 2016 #define AH_V6_FLOW 0x0b /* hash or spec (ah_ip6_spec; nfc only) */ 2017 #define ESP_V6_FLOW 0x0c /* hash or spec (esp_ip6_spec; nfc only) */ 2018 #define IPV4_USER_FLOW 0x0d /* spec only (usr_ip4_spec) */ 2019 #define IP_USER_FLOW IPV4_USER_FLOW 2020 #define IPV6_USER_FLOW 0x0e /* spec only (usr_ip6_spec; nfc only) */ 2021 #define IPV4_FLOW 0x10 /* hash only */ 2022 #define IPV6_FLOW 0x11 /* hash only */ 2023 #define ETHER_FLOW 0x12 /* spec only (ether_spec) */ 2024 /* Flag to enable additional fields in struct ethtool_rx_flow_spec */ 2025 #define FLOW_EXT 0x80000000 2026 #define FLOW_MAC_EXT 0x40000000 2027 /* Flag to enable RSS spreading of traffic matching rule (nfc only) */ 2028 #define FLOW_RSS 0x20000000 2029 2030 /* L3-L4 network traffic flow hash options */ 2031 #define RXH_L2DA (1 << 1) 2032 #define RXH_VLAN (1 << 2) 2033 #define RXH_L3_PROTO (1 << 3) 2034 #define RXH_IP_SRC (1 << 4) 2035 #define RXH_IP_DST (1 << 5) 2036 #define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */ 2037 #define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */ 2038 #define RXH_DISCARD (1 << 31) 2039 2040 #define RX_CLS_FLOW_DISC 0xffffffffffffffffULL 2041 #define RX_CLS_FLOW_WAKE 0xfffffffffffffffeULL 2042 2043 /* Special RX classification rule insert location values */ 2044 #define RX_CLS_LOC_SPECIAL 0x80000000 /* flag */ 2045 #define RX_CLS_LOC_ANY 0xffffffff 2046 #define RX_CLS_LOC_FIRST 0xfffffffe 2047 #define RX_CLS_LOC_LAST 0xfffffffd 2048 2049 /* EEPROM Standards for plug in modules */ 2050 #define ETH_MODULE_SFF_8079 0x1 2051 #define ETH_MODULE_SFF_8079_LEN 256 2052 #define ETH_MODULE_SFF_8472 0x2 2053 #define ETH_MODULE_SFF_8472_LEN 512 2054 #define ETH_MODULE_SFF_8636 0x3 2055 #define ETH_MODULE_SFF_8636_LEN 256 2056 #define ETH_MODULE_SFF_8436 0x4 2057 #define ETH_MODULE_SFF_8436_LEN 256 2058 2059 #define ETH_MODULE_SFF_8636_MAX_LEN 640 2060 #define ETH_MODULE_SFF_8436_MAX_LEN 640 2061 2062 /* Reset flags */ 2063 /* The reset() operation must clear the flags for the components which 2064 * were actually reset. On successful return, the flags indicate the 2065 * components which were not reset, either because they do not exist 2066 * in the hardware or because they cannot be reset independently. The 2067 * driver must never reset any components that were not requested. 2068 */ 2069 enum ethtool_reset_flags { 2070 /* These flags represent components dedicated to the interface 2071 * the command is addressed to. Shift any flag left by 2072 * ETH_RESET_SHARED_SHIFT to reset a shared component of the 2073 * same type. 2074 */ 2075 ETH_RESET_MGMT = 1 << 0, /* Management processor */ 2076 ETH_RESET_IRQ = 1 << 1, /* Interrupt requester */ 2077 ETH_RESET_DMA = 1 << 2, /* DMA engine */ 2078 ETH_RESET_FILTER = 1 << 3, /* Filtering/flow direction */ 2079 ETH_RESET_OFFLOAD = 1 << 4, /* Protocol offload */ 2080 ETH_RESET_MAC = 1 << 5, /* Media access controller */ 2081 ETH_RESET_PHY = 1 << 6, /* Transceiver/PHY */ 2082 ETH_RESET_RAM = 1 << 7, /* RAM shared between 2083 * multiple components */ 2084 ETH_RESET_AP = 1 << 8, /* Application processor */ 2085 2086 ETH_RESET_DEDICATED = 0x0000ffff, /* All components dedicated to 2087 * this interface */ 2088 ETH_RESET_ALL = 0xffffffff, /* All components used by this 2089 * interface, even if shared */ 2090 }; 2091 #define ETH_RESET_SHARED_SHIFT 16 2092 2093 2094 /** 2095 * struct ethtool_link_settings - link control and status 2096 * 2097 * IMPORTANT, Backward compatibility notice: When implementing new 2098 * user-space tools, please first try %ETHTOOL_GLINKSETTINGS, and 2099 * if it succeeds use %ETHTOOL_SLINKSETTINGS to change link 2100 * settings; do not use %ETHTOOL_SSET if %ETHTOOL_GLINKSETTINGS 2101 * succeeded: stick to %ETHTOOL_GLINKSETTINGS/%SLINKSETTINGS in 2102 * that case. Conversely, if %ETHTOOL_GLINKSETTINGS fails, use 2103 * %ETHTOOL_GSET to query and %ETHTOOL_SSET to change link 2104 * settings; do not use %ETHTOOL_SLINKSETTINGS if 2105 * %ETHTOOL_GLINKSETTINGS failed: stick to 2106 * %ETHTOOL_GSET/%ETHTOOL_SSET in that case. 2107 * 2108 * @cmd: Command number = %ETHTOOL_GLINKSETTINGS or %ETHTOOL_SLINKSETTINGS 2109 * @speed: Link speed (Mbps) 2110 * @duplex: Duplex mode; one of %DUPLEX_* 2111 * @port: Physical connector type; one of %PORT_* 2112 * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not 2113 * applicable. For clause 45 PHYs this is the PRTAD. 2114 * @autoneg: Enable/disable autonegotiation and auto-detection; 2115 * either %AUTONEG_DISABLE or %AUTONEG_ENABLE 2116 * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO 2117 * protocols supported by the interface; 0 if unknown. 2118 * Read-only. 2119 * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of 2120 * %ETH_TP_MDI_*. If the status is unknown or not applicable, the 2121 * value will be %ETH_TP_MDI_INVALID. Read-only. 2122 * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of 2123 * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads 2124 * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected. 2125 * When written successfully, the link should be renegotiated if 2126 * necessary. 2127 * @link_mode_masks_nwords: Number of 32-bit words for each of the 2128 * supported, advertising, lp_advertising link mode bitmaps. For 2129 * %ETHTOOL_GLINKSETTINGS: on entry, number of words passed by user 2130 * (>= 0); on return, if handshake in progress, negative if 2131 * request size unsupported by kernel: absolute value indicates 2132 * kernel expected size and all the other fields but cmd 2133 * are 0; otherwise (handshake completed), strictly positive 2134 * to indicate size used by kernel and cmd field stays 2135 * %ETHTOOL_GLINKSETTINGS, all other fields populated by driver. For 2136 * %ETHTOOL_SLINKSETTINGS: must be valid on entry, ie. a positive 2137 * value returned previously by %ETHTOOL_GLINKSETTINGS, otherwise 2138 * refused. For drivers: ignore this field (use kernel's 2139 * __ETHTOOL_LINK_MODE_MASK_NBITS instead), any change to it will 2140 * be overwritten by kernel. 2141 * @transceiver: Used to distinguish different possible PHY types, 2142 * reported consistently by PHYLIB. Read-only. 2143 * @master_slave_cfg: Master/slave port mode. 2144 * @master_slave_state: Master/slave port state. 2145 * @rate_matching: Rate adaptation performed by the PHY 2146 * @reserved: Reserved for future use; see the note on reserved space. 2147 * @link_mode_masks: Variable length bitmaps. 2148 * 2149 * If autonegotiation is disabled, the speed and @duplex represent the 2150 * fixed link mode and are writable if the driver supports multiple 2151 * link modes. If it is enabled then they are read-only; if the link 2152 * is up they represent the negotiated link mode; if the link is down, 2153 * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and 2154 * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode. 2155 * 2156 * Some hardware interfaces may have multiple PHYs and/or physical 2157 * connectors fitted or do not allow the driver to detect which are 2158 * fitted. For these interfaces @port and/or @phy_address may be 2159 * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE. 2160 * Otherwise, attempts to write different values may be ignored or 2161 * rejected. 2162 * 2163 * Deprecated %ethtool_cmd fields transceiver, maxtxpkt and maxrxpkt 2164 * are not available in %ethtool_link_settings. These fields will be 2165 * always set to zero in %ETHTOOL_GSET reply and %ETHTOOL_SSET will 2166 * fail if any of them is set to non-zero value. 2167 * 2168 * Users should assume that all fields not marked read-only are 2169 * writable and subject to validation by the driver. They should use 2170 * %ETHTOOL_GLINKSETTINGS to get the current values before making specific 2171 * changes and then applying them with %ETHTOOL_SLINKSETTINGS. 2172 * 2173 * Drivers that implement %get_link_ksettings and/or 2174 * %set_link_ksettings should ignore the @cmd 2175 * and @link_mode_masks_nwords fields (any change to them overwritten 2176 * by kernel), and rely only on kernel's internal 2177 * %__ETHTOOL_LINK_MODE_MASK_NBITS and 2178 * %ethtool_link_mode_mask_t. Drivers that implement 2179 * %set_link_ksettings() should validate all fields other than @cmd 2180 * and @link_mode_masks_nwords that are not described as read-only or 2181 * deprecated, and must ignore all fields described as read-only. 2182 * 2183 * @link_mode_masks is divided into three bitfields, each of length 2184 * @link_mode_masks_nwords: 2185 * - supported: Bitmap with each bit meaning given by 2186 * %ethtool_link_mode_bit_indices for the link modes, physical 2187 * connectors and other link features for which the interface 2188 * supports autonegotiation or auto-detection. Read-only. 2189 * - advertising: Bitmap with each bit meaning given by 2190 * %ethtool_link_mode_bit_indices for the link modes, physical 2191 * connectors and other link features that are advertised through 2192 * autonegotiation or enabled for auto-detection. 2193 * - lp_advertising: Bitmap with each bit meaning given by 2194 * %ethtool_link_mode_bit_indices for the link modes, and other 2195 * link features that the link partner advertised through 2196 * autonegotiation; 0 if unknown or not applicable. Read-only. 2197 */ 2198 struct ethtool_link_settings { 2199 __u32 cmd; 2200 __u32 speed; 2201 __u8 duplex; 2202 __u8 port; 2203 __u8 phy_address; 2204 __u8 autoneg; 2205 __u8 mdio_support; 2206 __u8 eth_tp_mdix; 2207 __u8 eth_tp_mdix_ctrl; 2208 __s8 link_mode_masks_nwords; 2209 __u8 transceiver; 2210 __u8 master_slave_cfg; 2211 __u8 master_slave_state; 2212 __u8 rate_matching; 2213 __u32 reserved[7]; 2214 __u32 link_mode_masks[]; 2215 /* layout of link_mode_masks fields: 2216 * __u32 map_supported[link_mode_masks_nwords]; 2217 * __u32 map_advertising[link_mode_masks_nwords]; 2218 * __u32 map_lp_advertising[link_mode_masks_nwords]; 2219 */ 2220 }; 2221 #endif /* _LINUX_ETHTOOL_H */
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