1 /* 2 * ethtool.h: Defines for Linux ethtool. 3 * 4 * Copyright (C) 1998 David S. Miller ([email protected]) 5 * Copyright 2001 Jeff Garzik <[email protected]> 6 * Portions Copyright 2001 Sun Microsystems ([email protected]) 7 * Portions Copyright 2002 Intel ([email protected], 8 * [email protected], 9 * [email protected]) 10 * Portions Copyright (C) Sun Microsystems 2008 11 */ 12 13 #ifndef _LINUX_ETHTOOL_H 14 #define _LINUX_ETHTOOL_H 15 16 #include <linux/types.h> 17 18 /* This should work for both 32 and 64 bit userland. */ 19 struct ethtool_cmd { 20 __u32 cmd; 21 __u32 supported; /* Features this interface supports */ 22 __u32 advertising; /* Features this interface advertises */ 23 __u16 speed; /* The forced speed, 10Mb, 100Mb, gigabit */ 24 __u8 duplex; /* Duplex, half or full */ 25 __u8 port; /* Which connector port */ 26 __u8 phy_address; 27 __u8 transceiver; /* Which transceiver to use */ 28 __u8 autoneg; /* Enable or disable autonegotiation */ 29 __u8 mdio_support; 30 __u32 maxtxpkt; /* Tx pkts before generating tx int */ 31 __u32 maxrxpkt; /* Rx pkts before generating rx int */ 32 __u16 speed_hi; 33 __u8 eth_tp_mdix; 34 __u8 reserved2; 35 __u32 lp_advertising; /* Features the link partner advertises */ 36 __u32 reserved[2]; 37 }; 38 39 static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep, 40 __u32 speed) 41 { 42 43 ep->speed = (__u16)speed; 44 ep->speed_hi = (__u16)(speed >> 16); 45 } 46 47 static inline __u32 ethtool_cmd_speed(struct ethtool_cmd *ep) 48 { 49 return (ep->speed_hi << 16) | ep->speed; 50 } 51 52 #define ETHTOOL_FWVERS_LEN 32 53 #define ETHTOOL_BUSINFO_LEN 32 54 /* these strings are set to whatever the driver author decides... */ 55 struct ethtool_drvinfo { 56 __u32 cmd; 57 char driver[32]; /* driver short name, "tulip", "eepro100" */ 58 char version[32]; /* driver version string */ 59 char fw_version[ETHTOOL_FWVERS_LEN]; /* firmware version string */ 60 char bus_info[ETHTOOL_BUSINFO_LEN]; /* Bus info for this IF. */ 61 /* For PCI devices, use pci_name(pci_dev). */ 62 char reserved1[32]; 63 char reserved2[12]; 64 /* 65 * Some struct members below are filled in 66 * using ops->get_sset_count(). Obtaining 67 * this info from ethtool_drvinfo is now 68 * deprecated; Use ETHTOOL_GSSET_INFO 69 * instead. 70 */ 71 __u32 n_priv_flags; /* number of flags valid in ETHTOOL_GPFLAGS */ 72 __u32 n_stats; /* number of u64's from ETHTOOL_GSTATS */ 73 __u32 testinfo_len; 74 __u32 eedump_len; /* Size of data from ETHTOOL_GEEPROM (bytes) */ 75 __u32 regdump_len; /* Size of data from ETHTOOL_GREGS (bytes) */ 76 }; 77 78 #define SOPASS_MAX 6 79 /* wake-on-lan settings */ 80 struct ethtool_wolinfo { 81 __u32 cmd; 82 __u32 supported; 83 __u32 wolopts; 84 __u8 sopass[SOPASS_MAX]; /* SecureOn(tm) password */ 85 }; 86 87 /* for passing single values */ 88 struct ethtool_value { 89 __u32 cmd; 90 __u32 data; 91 }; 92 93 /* for passing big chunks of data */ 94 struct ethtool_regs { 95 __u32 cmd; 96 __u32 version; /* driver-specific, indicates different chips/revs */ 97 __u32 len; /* bytes */ 98 __u8 data[0]; 99 }; 100 101 /* for passing EEPROM chunks */ 102 struct ethtool_eeprom { 103 __u32 cmd; 104 __u32 magic; 105 __u32 offset; /* in bytes */ 106 __u32 len; /* in bytes */ 107 __u8 data[0]; 108 }; 109 110 /* for configuring coalescing parameters of chip */ 111 struct ethtool_coalesce { 112 __u32 cmd; /* ETHTOOL_{G,S}COALESCE */ 113 114 /* How many usecs to delay an RX interrupt after 115 * a packet arrives. If 0, only rx_max_coalesced_frames 116 * is used. 117 */ 118 __u32 rx_coalesce_usecs; 119 120 /* How many packets to delay an RX interrupt after 121 * a packet arrives. If 0, only rx_coalesce_usecs is 122 * used. It is illegal to set both usecs and max frames 123 * to zero as this would cause RX interrupts to never be 124 * generated. 125 */ 126 __u32 rx_max_coalesced_frames; 127 128 /* Same as above two parameters, except that these values 129 * apply while an IRQ is being serviced by the host. Not 130 * all cards support this feature and the values are ignored 131 * in that case. 132 */ 133 __u32 rx_coalesce_usecs_irq; 134 __u32 rx_max_coalesced_frames_irq; 135 136 /* How many usecs to delay a TX interrupt after 137 * a packet is sent. If 0, only tx_max_coalesced_frames 138 * is used. 139 */ 140 __u32 tx_coalesce_usecs; 141 142 /* How many packets to delay a TX interrupt after 143 * a packet is sent. If 0, only tx_coalesce_usecs is 144 * used. It is illegal to set both usecs and max frames 145 * to zero as this would cause TX interrupts to never be 146 * generated. 147 */ 148 __u32 tx_max_coalesced_frames; 149 150 /* Same as above two parameters, except that these values 151 * apply while an IRQ is being serviced by the host. Not 152 * all cards support this feature and the values are ignored 153 * in that case. 154 */ 155 __u32 tx_coalesce_usecs_irq; 156 __u32 tx_max_coalesced_frames_irq; 157 158 /* How many usecs to delay in-memory statistics 159 * block updates. Some drivers do not have an in-memory 160 * statistic block, and in such cases this value is ignored. 161 * This value must not be zero. 162 */ 163 __u32 stats_block_coalesce_usecs; 164 165 /* Adaptive RX/TX coalescing is an algorithm implemented by 166 * some drivers to improve latency under low packet rates and 167 * improve throughput under high packet rates. Some drivers 168 * only implement one of RX or TX adaptive coalescing. Anything 169 * not implemented by the driver causes these values to be 170 * silently ignored. 171 */ 172 __u32 use_adaptive_rx_coalesce; 173 __u32 use_adaptive_tx_coalesce; 174 175 /* When the packet rate (measured in packets per second) 176 * is below pkt_rate_low, the {rx,tx}_*_low parameters are 177 * used. 178 */ 179 __u32 pkt_rate_low; 180 __u32 rx_coalesce_usecs_low; 181 __u32 rx_max_coalesced_frames_low; 182 __u32 tx_coalesce_usecs_low; 183 __u32 tx_max_coalesced_frames_low; 184 185 /* When the packet rate is below pkt_rate_high but above 186 * pkt_rate_low (both measured in packets per second) the 187 * normal {rx,tx}_* coalescing parameters are used. 188 */ 189 190 /* When the packet rate is (measured in packets per second) 191 * is above pkt_rate_high, the {rx,tx}_*_high parameters are 192 * used. 193 */ 194 __u32 pkt_rate_high; 195 __u32 rx_coalesce_usecs_high; 196 __u32 rx_max_coalesced_frames_high; 197 __u32 tx_coalesce_usecs_high; 198 __u32 tx_max_coalesced_frames_high; 199 200 /* How often to do adaptive coalescing packet rate sampling, 201 * measured in seconds. Must not be zero. 202 */ 203 __u32 rate_sample_interval; 204 }; 205 206 /* for configuring RX/TX ring parameters */ 207 struct ethtool_ringparam { 208 __u32 cmd; /* ETHTOOL_{G,S}RINGPARAM */ 209 210 /* Read only attributes. These indicate the maximum number 211 * of pending RX/TX ring entries the driver will allow the 212 * user to set. 213 */ 214 __u32 rx_max_pending; 215 __u32 rx_mini_max_pending; 216 __u32 rx_jumbo_max_pending; 217 __u32 tx_max_pending; 218 219 /* Values changeable by the user. The valid values are 220 * in the range 1 to the "*_max_pending" counterpart above. 221 */ 222 __u32 rx_pending; 223 __u32 rx_mini_pending; 224 __u32 rx_jumbo_pending; 225 __u32 tx_pending; 226 }; 227 228 /* for configuring link flow control parameters */ 229 struct ethtool_pauseparam { 230 __u32 cmd; /* ETHTOOL_{G,S}PAUSEPARAM */ 231 232 /* If the link is being auto-negotiated (via ethtool_cmd.autoneg 233 * being true) the user may set 'autonet' here non-zero to have the 234 * pause parameters be auto-negotiated too. In such a case, the 235 * {rx,tx}_pause values below determine what capabilities are 236 * advertised. 237 * 238 * If 'autoneg' is zero or the link is not being auto-negotiated, 239 * then {rx,tx}_pause force the driver to use/not-use pause 240 * flow control. 241 */ 242 __u32 autoneg; 243 __u32 rx_pause; 244 __u32 tx_pause; 245 }; 246 247 #define ETH_GSTRING_LEN 32 248 enum ethtool_stringset { 249 ETH_SS_TEST = 0, 250 ETH_SS_STATS, 251 ETH_SS_PRIV_FLAGS, 252 ETH_SS_NTUPLE_FILTERS, 253 }; 254 255 /* for passing string sets for data tagging */ 256 struct ethtool_gstrings { 257 __u32 cmd; /* ETHTOOL_GSTRINGS */ 258 __u32 string_set; /* string set id e.c. ETH_SS_TEST, etc*/ 259 __u32 len; /* number of strings in the string set */ 260 __u8 data[0]; 261 }; 262 263 struct ethtool_sset_info { 264 __u32 cmd; /* ETHTOOL_GSSET_INFO */ 265 __u32 reserved; 266 __u64 sset_mask; /* input: each bit selects an sset to query */ 267 /* output: each bit a returned sset */ 268 __u32 data[0]; /* ETH_SS_xxx count, in order, based on bits 269 in sset_mask. One bit implies one 270 __u32, two bits implies two 271 __u32's, etc. */ 272 }; 273 274 enum ethtool_test_flags { 275 ETH_TEST_FL_OFFLINE = (1 << 0), /* online / offline */ 276 ETH_TEST_FL_FAILED = (1 << 1), /* test passed / failed */ 277 }; 278 279 /* for requesting NIC test and getting results*/ 280 struct ethtool_test { 281 __u32 cmd; /* ETHTOOL_TEST */ 282 __u32 flags; /* ETH_TEST_FL_xxx */ 283 __u32 reserved; 284 __u32 len; /* result length, in number of u64 elements */ 285 __u64 data[0]; 286 }; 287 288 /* for dumping NIC-specific statistics */ 289 struct ethtool_stats { 290 __u32 cmd; /* ETHTOOL_GSTATS */ 291 __u32 n_stats; /* number of u64's being returned */ 292 __u64 data[0]; 293 }; 294 295 struct ethtool_perm_addr { 296 __u32 cmd; /* ETHTOOL_GPERMADDR */ 297 __u32 size; 298 __u8 data[0]; 299 }; 300 301 /* boolean flags controlling per-interface behavior characteristics. 302 * When reading, the flag indicates whether or not a certain behavior 303 * is enabled/present. When writing, the flag indicates whether 304 * or not the driver should turn on (set) or off (clear) a behavior. 305 * 306 * Some behaviors may read-only (unconditionally absent or present). 307 * If such is the case, return EINVAL in the set-flags operation if the 308 * flag differs from the read-only value. 309 */ 310 enum ethtool_flags { 311 ETH_FLAG_LRO = (1 << 15), /* LRO is enabled */ 312 ETH_FLAG_NTUPLE = (1 << 27), /* N-tuple filters enabled */ 313 ETH_FLAG_RXHASH = (1 << 28), 314 }; 315 316 /* The following structures are for supporting RX network flow 317 * classification and RX n-tuple configuration. Note, all multibyte 318 * fields, e.g., ip4src, ip4dst, psrc, pdst, spi, etc. are expected to 319 * be in network byte order. 320 */ 321 322 /** 323 * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc. 324 * @ip4src: Source host 325 * @ip4dst: Destination host 326 * @psrc: Source port 327 * @pdst: Destination port 328 * @tos: Type-of-service 329 * 330 * This can be used to specify a TCP/IPv4, UDP/IPv4 or SCTP/IPv4 flow. 331 */ 332 struct ethtool_tcpip4_spec { 333 __be32 ip4src; 334 __be32 ip4dst; 335 __be16 psrc; 336 __be16 pdst; 337 __u8 tos; 338 }; 339 340 /** 341 * struct ethtool_ah_espip4_spec - flow specification for IPsec/IPv4 342 * @ip4src: Source host 343 * @ip4dst: Destination host 344 * @spi: Security parameters index 345 * @tos: Type-of-service 346 * 347 * This can be used to specify an IPsec transport or tunnel over IPv4. 348 */ 349 struct ethtool_ah_espip4_spec { 350 __be32 ip4src; 351 __be32 ip4dst; 352 __be32 spi; 353 __u8 tos; 354 }; 355 356 #define ETH_RX_NFC_IP4 1 357 358 /** 359 * struct ethtool_usrip4_spec - general flow specification for IPv4 360 * @ip4src: Source host 361 * @ip4dst: Destination host 362 * @l4_4_bytes: First 4 bytes of transport (layer 4) header 363 * @tos: Type-of-service 364 * @ip_ver: Value must be %ETH_RX_NFC_IP4; mask must be 0 365 * @proto: Transport protocol number; mask must be 0 366 */ 367 struct ethtool_usrip4_spec { 368 __be32 ip4src; 369 __be32 ip4dst; 370 __be32 l4_4_bytes; 371 __u8 tos; 372 __u8 ip_ver; 373 __u8 proto; 374 }; 375 376 /** 377 * struct ethtool_rx_flow_spec - specification for RX flow filter 378 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 379 * @h_u: Flow fields to match (dependent on @flow_type) 380 * @m_u: Masks for flow field bits to be ignored 381 * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC 382 * if packets should be discarded 383 * @location: Index of filter in hardware table 384 */ 385 struct ethtool_rx_flow_spec { 386 __u32 flow_type; 387 union { 388 struct ethtool_tcpip4_spec tcp_ip4_spec; 389 struct ethtool_tcpip4_spec udp_ip4_spec; 390 struct ethtool_tcpip4_spec sctp_ip4_spec; 391 struct ethtool_ah_espip4_spec ah_ip4_spec; 392 struct ethtool_ah_espip4_spec esp_ip4_spec; 393 struct ethtool_usrip4_spec usr_ip4_spec; 394 __u8 hdata[72]; 395 } h_u, m_u; 396 __u64 ring_cookie; 397 __u32 location; 398 }; 399 400 /** 401 * struct ethtool_rxnfc - command to get or set RX flow classification rules 402 * @cmd: Specific command number - %ETHTOOL_GRXFH, %ETHTOOL_SRXFH, 403 * %ETHTOOL_GRXRINGS, %ETHTOOL_GRXCLSRLCNT, %ETHTOOL_GRXCLSRULE, 404 * %ETHTOOL_GRXCLSRLALL, %ETHTOOL_SRXCLSRLDEL or %ETHTOOL_SRXCLSRLINS 405 * @flow_type: Type of flow to be affected, e.g. %TCP_V4_FLOW 406 * @data: Command-dependent value 407 * @fs: Flow filter specification 408 * @rule_cnt: Number of rules to be affected 409 * @rule_locs: Array of valid rule indices 410 * 411 * For %ETHTOOL_GRXFH and %ETHTOOL_SRXFH, @data is a bitmask indicating 412 * the fields included in the flow hash, e.g. %RXH_IP_SRC. The following 413 * structure fields must not be used. 414 * 415 * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues 416 * on return. 417 * 418 * For %ETHTOOL_GRXCLSRLCNT, @rule_cnt is set to the number of defined 419 * rules on return. 420 * 421 * For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the index of an 422 * existing filter rule on entry and @fs contains the rule on return. 423 * 424 * For %ETHTOOL_GRXCLSRLALL, @rule_cnt specifies the array size of the 425 * user buffer for @rule_locs on entry. On return, @data is the size 426 * of the filter table and @rule_locs contains the indices of the 427 * defined rules. 428 * 429 * For %ETHTOOL_SRXCLSRLINS, @fs specifies the filter rule to add or 430 * update. @fs.@location specifies the index to use and must not be 431 * ignored. 432 * 433 * For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the index of an 434 * existing filter rule on entry. 435 * 436 * Implementation of indexed classification rules generally requires a 437 * TCAM. 438 */ 439 struct ethtool_rxnfc { 440 __u32 cmd; 441 __u32 flow_type; 442 __u64 data; 443 struct ethtool_rx_flow_spec fs; 444 __u32 rule_cnt; 445 __u32 rule_locs[0]; 446 }; 447 448 /** 449 * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection 450 * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR 451 * @size: On entry, the array size of the user buffer. On return from 452 * %ETHTOOL_GRXFHINDIR, the array size of the hardware indirection table. 453 * @ring_index: RX ring/queue index for each hash value 454 */ 455 struct ethtool_rxfh_indir { 456 __u32 cmd; 457 __u32 size; 458 __u32 ring_index[0]; 459 }; 460 461 /** 462 * struct ethtool_rx_ntuple_flow_spec - specification for RX flow filter 463 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW 464 * @h_u: Flow field values to match (dependent on @flow_type) 465 * @m_u: Masks for flow field value bits to be ignored 466 * @vlan_tag: VLAN tag to match 467 * @vlan_tag_mask: Mask for VLAN tag bits to be ignored 468 * @data: Driver-dependent data to match 469 * @data_mask: Mask for driver-dependent data bits to be ignored 470 * @action: RX ring/queue index to deliver to (non-negative) or other action 471 * (negative, e.g. %ETHTOOL_RXNTUPLE_ACTION_DROP) 472 * 473 * Zero values in @h_u may be ignored, as if all the corresponding 474 * mask bits were set. 475 */ 476 struct ethtool_rx_ntuple_flow_spec { 477 __u32 flow_type; 478 union { 479 struct ethtool_tcpip4_spec tcp_ip4_spec; 480 struct ethtool_tcpip4_spec udp_ip4_spec; 481 struct ethtool_tcpip4_spec sctp_ip4_spec; 482 struct ethtool_ah_espip4_spec ah_ip4_spec; 483 struct ethtool_ah_espip4_spec esp_ip4_spec; 484 struct ethtool_usrip4_spec usr_ip4_spec; 485 __u8 hdata[72]; 486 } h_u, m_u; 487 488 __u16 vlan_tag; 489 __u16 vlan_tag_mask; 490 __u64 data; 491 __u64 data_mask; 492 493 __s32 action; 494 #define ETHTOOL_RXNTUPLE_ACTION_DROP -1 /* drop packet */ 495 }; 496 497 /** 498 * struct ethtool_rx_ntuple - command to set RX flow filter 499 * @cmd: Command number - %ETHTOOL_SRXNTUPLE 500 * @fs: Flow filter specification 501 */ 502 struct ethtool_rx_ntuple { 503 __u32 cmd; 504 struct ethtool_rx_ntuple_flow_spec fs; 505 }; 506 507 #define ETHTOOL_FLASH_MAX_FILENAME 128 508 enum ethtool_flash_op_type { 509 ETHTOOL_FLASH_ALL_REGIONS = 0, 510 }; 511 512 /* for passing firmware flashing related parameters */ 513 struct ethtool_flash { 514 __u32 cmd; 515 __u32 region; 516 char data[ETHTOOL_FLASH_MAX_FILENAME]; 517 }; 518 519 #ifdef __KERNEL__ 520 521 #include <linux/rculist.h> 522 523 struct ethtool_rx_ntuple_flow_spec_container { 524 struct ethtool_rx_ntuple_flow_spec fs; 525 struct list_head list; 526 }; 527 528 struct ethtool_rx_ntuple_list { 529 #define ETHTOOL_MAX_NTUPLE_LIST_ENTRY 1024 530 #define ETHTOOL_MAX_NTUPLE_STRING_PER_ENTRY 14 531 struct list_head list; 532 unsigned int count; 533 }; 534 535 struct net_device; 536 537 /* Some generic methods drivers may use in their ethtool_ops */ 538 u32 ethtool_op_get_link(struct net_device *dev); 539 u32 ethtool_op_get_rx_csum(struct net_device *dev); 540 u32 ethtool_op_get_tx_csum(struct net_device *dev); 541 int ethtool_op_set_tx_csum(struct net_device *dev, u32 data); 542 int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data); 543 int ethtool_op_set_tx_ipv6_csum(struct net_device *dev, u32 data); 544 u32 ethtool_op_get_sg(struct net_device *dev); 545 int ethtool_op_set_sg(struct net_device *dev, u32 data); 546 u32 ethtool_op_get_tso(struct net_device *dev); 547 int ethtool_op_set_tso(struct net_device *dev, u32 data); 548 u32 ethtool_op_get_ufo(struct net_device *dev); 549 int ethtool_op_set_ufo(struct net_device *dev, u32 data); 550 u32 ethtool_op_get_flags(struct net_device *dev); 551 int ethtool_op_set_flags(struct net_device *dev, u32 data, u32 supported); 552 void ethtool_ntuple_flush(struct net_device *dev); 553 554 /** 555 * ðtool_ops - Alter and report network device settings 556 * get_settings: Get device-specific settings 557 * set_settings: Set device-specific settings 558 * get_drvinfo: Report driver information 559 * get_regs: Get device registers 560 * get_wol: Report whether Wake-on-Lan is enabled 561 * set_wol: Turn Wake-on-Lan on or off 562 * get_msglevel: Report driver message level 563 * set_msglevel: Set driver message level 564 * nway_reset: Restart autonegotiation 565 * get_link: Get link status 566 * get_eeprom: Read data from the device EEPROM 567 * set_eeprom: Write data to the device EEPROM 568 * get_coalesce: Get interrupt coalescing parameters 569 * set_coalesce: Set interrupt coalescing parameters 570 * get_ringparam: Report ring sizes 571 * set_ringparam: Set ring sizes 572 * get_pauseparam: Report pause parameters 573 * set_pauseparam: Set pause parameters 574 * get_rx_csum: Report whether receive checksums are turned on or off 575 * set_rx_csum: Turn receive checksum on or off 576 * get_tx_csum: Report whether transmit checksums are turned on or off 577 * set_tx_csum: Turn transmit checksums on or off 578 * get_sg: Report whether scatter-gather is enabled 579 * set_sg: Turn scatter-gather on or off 580 * get_tso: Report whether TCP segmentation offload is enabled 581 * set_tso: Turn TCP segmentation offload on or off 582 * get_ufo: Report whether UDP fragmentation offload is enabled 583 * set_ufo: Turn UDP fragmentation offload on or off 584 * self_test: Run specified self-tests 585 * get_strings: Return a set of strings that describe the requested objects 586 * phys_id: Identify the device 587 * get_stats: Return statistics about the device 588 * get_flags: get 32-bit flags bitmap 589 * set_flags: set 32-bit flags bitmap 590 * 591 * Description: 592 * 593 * get_settings: 594 * @get_settings is passed an ðtool_cmd to fill in. It returns 595 * an negative errno or zero. 596 * 597 * set_settings: 598 * @set_settings is passed an ðtool_cmd and should attempt to set 599 * all the settings this device supports. It may return an error value 600 * if something goes wrong (otherwise 0). 601 * 602 * get_eeprom: 603 * Should fill in the magic field. Don't need to check len for zero 604 * or wraparound. Fill in the data argument with the eeprom values 605 * from offset to offset + len. Update len to the amount read. 606 * Returns an error or zero. 607 * 608 * set_eeprom: 609 * Should validate the magic field. Don't need to check len for zero 610 * or wraparound. Update len to the amount written. Returns an error 611 * or zero. 612 */ 613 struct ethtool_ops { 614 int (*get_settings)(struct net_device *, struct ethtool_cmd *); 615 int (*set_settings)(struct net_device *, struct ethtool_cmd *); 616 void (*get_drvinfo)(struct net_device *, struct ethtool_drvinfo *); 617 int (*get_regs_len)(struct net_device *); 618 void (*get_regs)(struct net_device *, struct ethtool_regs *, void *); 619 void (*get_wol)(struct net_device *, struct ethtool_wolinfo *); 620 int (*set_wol)(struct net_device *, struct ethtool_wolinfo *); 621 u32 (*get_msglevel)(struct net_device *); 622 void (*set_msglevel)(struct net_device *, u32); 623 int (*nway_reset)(struct net_device *); 624 u32 (*get_link)(struct net_device *); 625 int (*get_eeprom_len)(struct net_device *); 626 int (*get_eeprom)(struct net_device *, 627 struct ethtool_eeprom *, u8 *); 628 int (*set_eeprom)(struct net_device *, 629 struct ethtool_eeprom *, u8 *); 630 int (*get_coalesce)(struct net_device *, struct ethtool_coalesce *); 631 int (*set_coalesce)(struct net_device *, struct ethtool_coalesce *); 632 void (*get_ringparam)(struct net_device *, 633 struct ethtool_ringparam *); 634 int (*set_ringparam)(struct net_device *, 635 struct ethtool_ringparam *); 636 void (*get_pauseparam)(struct net_device *, 637 struct ethtool_pauseparam*); 638 int (*set_pauseparam)(struct net_device *, 639 struct ethtool_pauseparam*); 640 u32 (*get_rx_csum)(struct net_device *); 641 int (*set_rx_csum)(struct net_device *, u32); 642 u32 (*get_tx_csum)(struct net_device *); 643 int (*set_tx_csum)(struct net_device *, u32); 644 u32 (*get_sg)(struct net_device *); 645 int (*set_sg)(struct net_device *, u32); 646 u32 (*get_tso)(struct net_device *); 647 int (*set_tso)(struct net_device *, u32); 648 void (*self_test)(struct net_device *, struct ethtool_test *, u64 *); 649 void (*get_strings)(struct net_device *, u32 stringset, u8 *); 650 int (*phys_id)(struct net_device *, u32); 651 void (*get_ethtool_stats)(struct net_device *, 652 struct ethtool_stats *, u64 *); 653 int (*begin)(struct net_device *); 654 void (*complete)(struct net_device *); 655 u32 (*get_ufo)(struct net_device *); 656 int (*set_ufo)(struct net_device *, u32); 657 u32 (*get_flags)(struct net_device *); 658 int (*set_flags)(struct net_device *, u32); 659 u32 (*get_priv_flags)(struct net_device *); 660 int (*set_priv_flags)(struct net_device *, u32); 661 int (*get_sset_count)(struct net_device *, int); 662 int (*get_rxnfc)(struct net_device *, 663 struct ethtool_rxnfc *, void *); 664 int (*set_rxnfc)(struct net_device *, struct ethtool_rxnfc *); 665 int (*flash_device)(struct net_device *, struct ethtool_flash *); 666 int (*reset)(struct net_device *, u32 *); 667 int (*set_rx_ntuple)(struct net_device *, 668 struct ethtool_rx_ntuple *); 669 int (*get_rx_ntuple)(struct net_device *, u32 stringset, void *); 670 int (*get_rxfh_indir)(struct net_device *, 671 struct ethtool_rxfh_indir *); 672 int (*set_rxfh_indir)(struct net_device *, 673 const struct ethtool_rxfh_indir *); 674 }; 675 #endif /* __KERNEL__ */ 676 677 /* CMDs currently supported */ 678 #define ETHTOOL_GSET 0x00000001 /* Get settings. */ 679 #define ETHTOOL_SSET 0x00000002 /* Set settings. */ 680 #define ETHTOOL_GDRVINFO 0x00000003 /* Get driver info. */ 681 #define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */ 682 #define ETHTOOL_GWOL 0x00000005 /* Get wake-on-lan options. */ 683 #define ETHTOOL_SWOL 0x00000006 /* Set wake-on-lan options. */ 684 #define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */ 685 #define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */ 686 #define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */ 687 #define ETHTOOL_GLINK 0x0000000a /* Get link status (ethtool_value) */ 688 #define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */ 689 #define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */ 690 #define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */ 691 #define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */ 692 #define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */ 693 #define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters. */ 694 #define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */ 695 #define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */ 696 #define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */ 697 #define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */ 698 #define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */ 699 #define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */ 700 #define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable 701 * (ethtool_value) */ 702 #define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable 703 * (ethtool_value). */ 704 #define ETHTOOL_TEST 0x0000001a /* execute NIC self-test. */ 705 #define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */ 706 #define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */ 707 #define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */ 708 #define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */ 709 #define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */ 710 #define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */ 711 #define ETHTOOL_GUFO 0x00000021 /* Get UFO enable (ethtool_value) */ 712 #define ETHTOOL_SUFO 0x00000022 /* Set UFO enable (ethtool_value) */ 713 #define ETHTOOL_GGSO 0x00000023 /* Get GSO enable (ethtool_value) */ 714 #define ETHTOOL_SGSO 0x00000024 /* Set GSO enable (ethtool_value) */ 715 #define ETHTOOL_GFLAGS 0x00000025 /* Get flags bitmap(ethtool_value) */ 716 #define ETHTOOL_SFLAGS 0x00000026 /* Set flags bitmap(ethtool_value) */ 717 #define ETHTOOL_GPFLAGS 0x00000027 /* Get driver-private flags bitmap */ 718 #define ETHTOOL_SPFLAGS 0x00000028 /* Set driver-private flags bitmap */ 719 720 #define ETHTOOL_GRXFH 0x00000029 /* Get RX flow hash configuration */ 721 #define ETHTOOL_SRXFH 0x0000002a /* Set RX flow hash configuration */ 722 #define ETHTOOL_GGRO 0x0000002b /* Get GRO enable (ethtool_value) */ 723 #define ETHTOOL_SGRO 0x0000002c /* Set GRO enable (ethtool_value) */ 724 #define ETHTOOL_GRXRINGS 0x0000002d /* Get RX rings available for LB */ 725 #define ETHTOOL_GRXCLSRLCNT 0x0000002e /* Get RX class rule count */ 726 #define ETHTOOL_GRXCLSRULE 0x0000002f /* Get RX classification rule */ 727 #define ETHTOOL_GRXCLSRLALL 0x00000030 /* Get all RX classification rule */ 728 #define ETHTOOL_SRXCLSRLDEL 0x00000031 /* Delete RX classification rule */ 729 #define ETHTOOL_SRXCLSRLINS 0x00000032 /* Insert RX classification rule */ 730 #define ETHTOOL_FLASHDEV 0x00000033 /* Flash firmware to device */ 731 #define ETHTOOL_RESET 0x00000034 /* Reset hardware */ 732 #define ETHTOOL_SRXNTUPLE 0x00000035 /* Add an n-tuple filter to device */ 733 #define ETHTOOL_GRXNTUPLE 0x00000036 /* Get n-tuple filters from device */ 734 #define ETHTOOL_GSSET_INFO 0x00000037 /* Get string set info */ 735 #define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */ 736 #define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */ 737 738 /* compatibility with older code */ 739 #define SPARC_ETH_GSET ETHTOOL_GSET 740 #define SPARC_ETH_SSET ETHTOOL_SSET 741 742 /* Indicates what features are supported by the interface. */ 743 #define SUPPORTED_10baseT_Half (1 << 0) 744 #define SUPPORTED_10baseT_Full (1 << 1) 745 #define SUPPORTED_100baseT_Half (1 << 2) 746 #define SUPPORTED_100baseT_Full (1 << 3) 747 #define SUPPORTED_1000baseT_Half (1 << 4) 748 #define SUPPORTED_1000baseT_Full (1 << 5) 749 #define SUPPORTED_Autoneg (1 << 6) 750 #define SUPPORTED_TP (1 << 7) 751 #define SUPPORTED_AUI (1 << 8) 752 #define SUPPORTED_MII (1 << 9) 753 #define SUPPORTED_FIBRE (1 << 10) 754 #define SUPPORTED_BNC (1 << 11) 755 #define SUPPORTED_10000baseT_Full (1 << 12) 756 #define SUPPORTED_Pause (1 << 13) 757 #define SUPPORTED_Asym_Pause (1 << 14) 758 #define SUPPORTED_2500baseX_Full (1 << 15) 759 #define SUPPORTED_Backplane (1 << 16) 760 #define SUPPORTED_1000baseKX_Full (1 << 17) 761 #define SUPPORTED_10000baseKX4_Full (1 << 18) 762 #define SUPPORTED_10000baseKR_Full (1 << 19) 763 #define SUPPORTED_10000baseR_FEC (1 << 20) 764 765 /* Indicates what features are advertised by the interface. */ 766 #define ADVERTISED_10baseT_Half (1 << 0) 767 #define ADVERTISED_10baseT_Full (1 << 1) 768 #define ADVERTISED_100baseT_Half (1 << 2) 769 #define ADVERTISED_100baseT_Full (1 << 3) 770 #define ADVERTISED_1000baseT_Half (1 << 4) 771 #define ADVERTISED_1000baseT_Full (1 << 5) 772 #define ADVERTISED_Autoneg (1 << 6) 773 #define ADVERTISED_TP (1 << 7) 774 #define ADVERTISED_AUI (1 << 8) 775 #define ADVERTISED_MII (1 << 9) 776 #define ADVERTISED_FIBRE (1 << 10) 777 #define ADVERTISED_BNC (1 << 11) 778 #define ADVERTISED_10000baseT_Full (1 << 12) 779 #define ADVERTISED_Pause (1 << 13) 780 #define ADVERTISED_Asym_Pause (1 << 14) 781 #define ADVERTISED_2500baseX_Full (1 << 15) 782 #define ADVERTISED_Backplane (1 << 16) 783 #define ADVERTISED_1000baseKX_Full (1 << 17) 784 #define ADVERTISED_10000baseKX4_Full (1 << 18) 785 #define ADVERTISED_10000baseKR_Full (1 << 19) 786 #define ADVERTISED_10000baseR_FEC (1 << 20) 787 788 /* The following are all involved in forcing a particular link 789 * mode for the device for setting things. When getting the 790 * devices settings, these indicate the current mode and whether 791 * it was foced up into this mode or autonegotiated. 792 */ 793 794 /* The forced speed, 10Mb, 100Mb, gigabit, 2.5Gb, 10GbE. */ 795 #define SPEED_10 10 796 #define SPEED_100 100 797 #define SPEED_1000 1000 798 #define SPEED_2500 2500 799 #define SPEED_10000 10000 800 801 /* Duplex, half or full. */ 802 #define DUPLEX_HALF 0x00 803 #define DUPLEX_FULL 0x01 804 805 /* Which connector port. */ 806 #define PORT_TP 0x00 807 #define PORT_AUI 0x01 808 #define PORT_MII 0x02 809 #define PORT_FIBRE 0x03 810 #define PORT_BNC 0x04 811 #define PORT_DA 0x05 812 #define PORT_NONE 0xef 813 #define PORT_OTHER 0xff 814 815 /* Which transceiver to use. */ 816 #define XCVR_INTERNAL 0x00 817 #define XCVR_EXTERNAL 0x01 818 #define XCVR_DUMMY1 0x02 819 #define XCVR_DUMMY2 0x03 820 #define XCVR_DUMMY3 0x04 821 822 /* Enable or disable autonegotiation. If this is set to enable, 823 * the forced link modes above are completely ignored. 824 */ 825 #define AUTONEG_DISABLE 0x00 826 #define AUTONEG_ENABLE 0x01 827 828 /* Mode MDI or MDI-X */ 829 #define ETH_TP_MDI_INVALID 0x00 830 #define ETH_TP_MDI 0x01 831 #define ETH_TP_MDI_X 0x02 832 833 /* Wake-On-Lan options. */ 834 #define WAKE_PHY (1 << 0) 835 #define WAKE_UCAST (1 << 1) 836 #define WAKE_MCAST (1 << 2) 837 #define WAKE_BCAST (1 << 3) 838 #define WAKE_ARP (1 << 4) 839 #define WAKE_MAGIC (1 << 5) 840 #define WAKE_MAGICSECURE (1 << 6) /* only meaningful if WAKE_MAGIC */ 841 842 /* L3-L4 network traffic flow types */ 843 #define TCP_V4_FLOW 0x01 844 #define UDP_V4_FLOW 0x02 845 #define SCTP_V4_FLOW 0x03 846 #define AH_ESP_V4_FLOW 0x04 847 #define TCP_V6_FLOW 0x05 848 #define UDP_V6_FLOW 0x06 849 #define SCTP_V6_FLOW 0x07 850 #define AH_ESP_V6_FLOW 0x08 851 #define AH_V4_FLOW 0x09 852 #define ESP_V4_FLOW 0x0a 853 #define AH_V6_FLOW 0x0b 854 #define ESP_V6_FLOW 0x0c 855 #define IP_USER_FLOW 0x0d 856 #define IPV4_FLOW 0x10 857 #define IPV6_FLOW 0x11 858 859 /* L3-L4 network traffic flow hash options */ 860 #define RXH_L2DA (1 << 1) 861 #define RXH_VLAN (1 << 2) 862 #define RXH_L3_PROTO (1 << 3) 863 #define RXH_IP_SRC (1 << 4) 864 #define RXH_IP_DST (1 << 5) 865 #define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */ 866 #define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */ 867 #define RXH_DISCARD (1 << 31) 868 869 #define RX_CLS_FLOW_DISC 0xffffffffffffffffULL 870 871 /* Reset flags */ 872 /* The reset() operation must clear the flags for the components which 873 * were actually reset. On successful return, the flags indicate the 874 * components which were not reset, either because they do not exist 875 * in the hardware or because they cannot be reset independently. The 876 * driver must never reset any components that were not requested. 877 */ 878 enum ethtool_reset_flags { 879 /* These flags represent components dedicated to the interface 880 * the command is addressed to. Shift any flag left by 881 * ETH_RESET_SHARED_SHIFT to reset a shared component of the 882 * same type. 883 */ 884 ETH_RESET_MGMT = 1 << 0, /* Management processor */ 885 ETH_RESET_IRQ = 1 << 1, /* Interrupt requester */ 886 ETH_RESET_DMA = 1 << 2, /* DMA engine */ 887 ETH_RESET_FILTER = 1 << 3, /* Filtering/flow direction */ 888 ETH_RESET_OFFLOAD = 1 << 4, /* Protocol offload */ 889 ETH_RESET_MAC = 1 << 5, /* Media access controller */ 890 ETH_RESET_PHY = 1 << 6, /* Transceiver/PHY */ 891 ETH_RESET_RAM = 1 << 7, /* RAM shared between 892 * multiple components */ 893 894 ETH_RESET_DEDICATED = 0x0000ffff, /* All components dedicated to 895 * this interface */ 896 ETH_RESET_ALL = 0xffffffff, /* All components used by this 897 * interface, even if shared */ 898 }; 899 #define ETH_RESET_SHARED_SHIFT 16 900 901 #endif /* _LINUX_ETHTOOL_H */ 902