ethtool.h 32 KB

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  1. /*
  2. * ethtool.h: Defines for Linux ethtool.
  3. *
  4. * Copyright (C) 1998 David S. Miller (davem@redhat.com)
  5. * Copyright 2001 Jeff Garzik <jgarzik@pobox.com>
  6. * Portions Copyright 2001 Sun Microsystems (thockin@sun.com)
  7. * Portions Copyright 2002 Intel (eli.kupermann@intel.com,
  8. * christopher.leech@intel.com,
  9. * scott.feldman@intel.com)
  10. * Portions Copyright (C) Sun Microsystems 2008
  11. */
  12. #ifndef _LINUX_ETHTOOL_H
  13. #define _LINUX_ETHTOOL_H
  14. #include <linux/types.h>
  15. #include <linux/if_ether.h>
  16. /* This should work for both 32 and 64 bit userland. */
  17. struct ethtool_cmd {
  18. __u32 cmd;
  19. __u32 supported; /* Features this interface supports */
  20. __u32 advertising; /* Features this interface advertises */
  21. __u16 speed; /* The forced speed, 10Mb, 100Mb, gigabit */
  22. __u8 duplex; /* Duplex, half or full */
  23. __u8 port; /* Which connector port */
  24. __u8 phy_address;
  25. __u8 transceiver; /* Which transceiver to use */
  26. __u8 autoneg; /* Enable or disable autonegotiation */
  27. __u8 mdio_support;
  28. __u32 maxtxpkt; /* Tx pkts before generating tx int */
  29. __u32 maxrxpkt; /* Rx pkts before generating rx int */
  30. __u16 speed_hi;
  31. __u8 eth_tp_mdix;
  32. __u8 reserved2;
  33. __u32 lp_advertising; /* Features the link partner advertises */
  34. __u32 reserved[2];
  35. };
  36. static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep,
  37. __u32 speed)
  38. {
  39. ep->speed = (__u16)speed;
  40. ep->speed_hi = (__u16)(speed >> 16);
  41. }
  42. static inline __u32 ethtool_cmd_speed(struct ethtool_cmd *ep)
  43. {
  44. return (ep->speed_hi << 16) | ep->speed;
  45. }
  46. #define ETHTOOL_FWVERS_LEN 32
  47. #define ETHTOOL_BUSINFO_LEN 32
  48. /* these strings are set to whatever the driver author decides... */
  49. struct ethtool_drvinfo {
  50. __u32 cmd;
  51. char driver[32]; /* driver short name, "tulip", "eepro100" */
  52. char version[32]; /* driver version string */
  53. char fw_version[ETHTOOL_FWVERS_LEN]; /* firmware version string */
  54. char bus_info[ETHTOOL_BUSINFO_LEN]; /* Bus info for this IF. */
  55. /* For PCI devices, use pci_name(pci_dev). */
  56. char reserved1[32];
  57. char reserved2[12];
  58. /*
  59. * Some struct members below are filled in
  60. * using ops->get_sset_count(). Obtaining
  61. * this info from ethtool_drvinfo is now
  62. * deprecated; Use ETHTOOL_GSSET_INFO
  63. * instead.
  64. */
  65. __u32 n_priv_flags; /* number of flags valid in ETHTOOL_GPFLAGS */
  66. __u32 n_stats; /* number of u64's from ETHTOOL_GSTATS */
  67. __u32 testinfo_len;
  68. __u32 eedump_len; /* Size of data from ETHTOOL_GEEPROM (bytes) */
  69. __u32 regdump_len; /* Size of data from ETHTOOL_GREGS (bytes) */
  70. };
  71. #define SOPASS_MAX 6
  72. /* wake-on-lan settings */
  73. struct ethtool_wolinfo {
  74. __u32 cmd;
  75. __u32 supported;
  76. __u32 wolopts;
  77. __u8 sopass[SOPASS_MAX]; /* SecureOn(tm) password */
  78. };
  79. /* for passing single values */
  80. struct ethtool_value {
  81. __u32 cmd;
  82. __u32 data;
  83. };
  84. /* for passing big chunks of data */
  85. struct ethtool_regs {
  86. __u32 cmd;
  87. __u32 version; /* driver-specific, indicates different chips/revs */
  88. __u32 len; /* bytes */
  89. __u8 data[0];
  90. };
  91. /* for passing EEPROM chunks */
  92. struct ethtool_eeprom {
  93. __u32 cmd;
  94. __u32 magic;
  95. __u32 offset; /* in bytes */
  96. __u32 len; /* in bytes */
  97. __u8 data[0];
  98. };
  99. /* for configuring coalescing parameters of chip */
  100. struct ethtool_coalesce {
  101. __u32 cmd; /* ETHTOOL_{G,S}COALESCE */
  102. /* How many usecs to delay an RX interrupt after
  103. * a packet arrives. If 0, only rx_max_coalesced_frames
  104. * is used.
  105. */
  106. __u32 rx_coalesce_usecs;
  107. /* How many packets to delay an RX interrupt after
  108. * a packet arrives. If 0, only rx_coalesce_usecs is
  109. * used. It is illegal to set both usecs and max frames
  110. * to zero as this would cause RX interrupts to never be
  111. * generated.
  112. */
  113. __u32 rx_max_coalesced_frames;
  114. /* Same as above two parameters, except that these values
  115. * apply while an IRQ is being serviced by the host. Not
  116. * all cards support this feature and the values are ignored
  117. * in that case.
  118. */
  119. __u32 rx_coalesce_usecs_irq;
  120. __u32 rx_max_coalesced_frames_irq;
  121. /* How many usecs to delay a TX interrupt after
  122. * a packet is sent. If 0, only tx_max_coalesced_frames
  123. * is used.
  124. */
  125. __u32 tx_coalesce_usecs;
  126. /* How many packets to delay a TX interrupt after
  127. * a packet is sent. If 0, only tx_coalesce_usecs is
  128. * used. It is illegal to set both usecs and max frames
  129. * to zero as this would cause TX interrupts to never be
  130. * generated.
  131. */
  132. __u32 tx_max_coalesced_frames;
  133. /* Same as above two parameters, except that these values
  134. * apply while an IRQ is being serviced by the host. Not
  135. * all cards support this feature and the values are ignored
  136. * in that case.
  137. */
  138. __u32 tx_coalesce_usecs_irq;
  139. __u32 tx_max_coalesced_frames_irq;
  140. /* How many usecs to delay in-memory statistics
  141. * block updates. Some drivers do not have an in-memory
  142. * statistic block, and in such cases this value is ignored.
  143. * This value must not be zero.
  144. */
  145. __u32 stats_block_coalesce_usecs;
  146. /* Adaptive RX/TX coalescing is an algorithm implemented by
  147. * some drivers to improve latency under low packet rates and
  148. * improve throughput under high packet rates. Some drivers
  149. * only implement one of RX or TX adaptive coalescing. Anything
  150. * not implemented by the driver causes these values to be
  151. * silently ignored.
  152. */
  153. __u32 use_adaptive_rx_coalesce;
  154. __u32 use_adaptive_tx_coalesce;
  155. /* When the packet rate (measured in packets per second)
  156. * is below pkt_rate_low, the {rx,tx}_*_low parameters are
  157. * used.
  158. */
  159. __u32 pkt_rate_low;
  160. __u32 rx_coalesce_usecs_low;
  161. __u32 rx_max_coalesced_frames_low;
  162. __u32 tx_coalesce_usecs_low;
  163. __u32 tx_max_coalesced_frames_low;
  164. /* When the packet rate is below pkt_rate_high but above
  165. * pkt_rate_low (both measured in packets per second) the
  166. * normal {rx,tx}_* coalescing parameters are used.
  167. */
  168. /* When the packet rate is (measured in packets per second)
  169. * is above pkt_rate_high, the {rx,tx}_*_high parameters are
  170. * used.
  171. */
  172. __u32 pkt_rate_high;
  173. __u32 rx_coalesce_usecs_high;
  174. __u32 rx_max_coalesced_frames_high;
  175. __u32 tx_coalesce_usecs_high;
  176. __u32 tx_max_coalesced_frames_high;
  177. /* How often to do adaptive coalescing packet rate sampling,
  178. * measured in seconds. Must not be zero.
  179. */
  180. __u32 rate_sample_interval;
  181. };
  182. /* for configuring RX/TX ring parameters */
  183. struct ethtool_ringparam {
  184. __u32 cmd; /* ETHTOOL_{G,S}RINGPARAM */
  185. /* Read only attributes. These indicate the maximum number
  186. * of pending RX/TX ring entries the driver will allow the
  187. * user to set.
  188. */
  189. __u32 rx_max_pending;
  190. __u32 rx_mini_max_pending;
  191. __u32 rx_jumbo_max_pending;
  192. __u32 tx_max_pending;
  193. /* Values changeable by the user. The valid values are
  194. * in the range 1 to the "*_max_pending" counterpart above.
  195. */
  196. __u32 rx_pending;
  197. __u32 rx_mini_pending;
  198. __u32 rx_jumbo_pending;
  199. __u32 tx_pending;
  200. };
  201. /* for configuring link flow control parameters */
  202. struct ethtool_pauseparam {
  203. __u32 cmd; /* ETHTOOL_{G,S}PAUSEPARAM */
  204. /* If the link is being auto-negotiated (via ethtool_cmd.autoneg
  205. * being true) the user may set 'autonet' here non-zero to have the
  206. * pause parameters be auto-negotiated too. In such a case, the
  207. * {rx,tx}_pause values below determine what capabilities are
  208. * advertised.
  209. *
  210. * If 'autoneg' is zero or the link is not being auto-negotiated,
  211. * then {rx,tx}_pause force the driver to use/not-use pause
  212. * flow control.
  213. */
  214. __u32 autoneg;
  215. __u32 rx_pause;
  216. __u32 tx_pause;
  217. };
  218. #define ETH_GSTRING_LEN 32
  219. enum ethtool_stringset {
  220. ETH_SS_TEST = 0,
  221. ETH_SS_STATS,
  222. ETH_SS_PRIV_FLAGS,
  223. ETH_SS_NTUPLE_FILTERS,
  224. };
  225. /* for passing string sets for data tagging */
  226. struct ethtool_gstrings {
  227. __u32 cmd; /* ETHTOOL_GSTRINGS */
  228. __u32 string_set; /* string set id e.c. ETH_SS_TEST, etc*/
  229. __u32 len; /* number of strings in the string set */
  230. __u8 data[0];
  231. };
  232. struct ethtool_sset_info {
  233. __u32 cmd; /* ETHTOOL_GSSET_INFO */
  234. __u32 reserved;
  235. __u64 sset_mask; /* input: each bit selects an sset to query */
  236. /* output: each bit a returned sset */
  237. __u32 data[0]; /* ETH_SS_xxx count, in order, based on bits
  238. in sset_mask. One bit implies one
  239. __u32, two bits implies two
  240. __u32's, etc. */
  241. };
  242. enum ethtool_test_flags {
  243. ETH_TEST_FL_OFFLINE = (1 << 0), /* online / offline */
  244. ETH_TEST_FL_FAILED = (1 << 1), /* test passed / failed */
  245. };
  246. /* for requesting NIC test and getting results*/
  247. struct ethtool_test {
  248. __u32 cmd; /* ETHTOOL_TEST */
  249. __u32 flags; /* ETH_TEST_FL_xxx */
  250. __u32 reserved;
  251. __u32 len; /* result length, in number of u64 elements */
  252. __u64 data[0];
  253. };
  254. /* for dumping NIC-specific statistics */
  255. struct ethtool_stats {
  256. __u32 cmd; /* ETHTOOL_GSTATS */
  257. __u32 n_stats; /* number of u64's being returned */
  258. __u64 data[0];
  259. };
  260. struct ethtool_perm_addr {
  261. __u32 cmd; /* ETHTOOL_GPERMADDR */
  262. __u32 size;
  263. __u8 data[0];
  264. };
  265. /* boolean flags controlling per-interface behavior characteristics.
  266. * When reading, the flag indicates whether or not a certain behavior
  267. * is enabled/present. When writing, the flag indicates whether
  268. * or not the driver should turn on (set) or off (clear) a behavior.
  269. *
  270. * Some behaviors may read-only (unconditionally absent or present).
  271. * If such is the case, return EINVAL in the set-flags operation if the
  272. * flag differs from the read-only value.
  273. */
  274. enum ethtool_flags {
  275. ETH_FLAG_TXVLAN = (1 << 7), /* TX VLAN offload enabled */
  276. ETH_FLAG_RXVLAN = (1 << 8), /* RX VLAN offload enabled */
  277. ETH_FLAG_LRO = (1 << 15), /* LRO is enabled */
  278. ETH_FLAG_NTUPLE = (1 << 27), /* N-tuple filters enabled */
  279. ETH_FLAG_RXHASH = (1 << 28),
  280. };
  281. /* The following structures are for supporting RX network flow
  282. * classification and RX n-tuple configuration. Note, all multibyte
  283. * fields, e.g., ip4src, ip4dst, psrc, pdst, spi, etc. are expected to
  284. * be in network byte order.
  285. */
  286. /**
  287. * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc.
  288. * @ip4src: Source host
  289. * @ip4dst: Destination host
  290. * @psrc: Source port
  291. * @pdst: Destination port
  292. * @tos: Type-of-service
  293. *
  294. * This can be used to specify a TCP/IPv4, UDP/IPv4 or SCTP/IPv4 flow.
  295. */
  296. struct ethtool_tcpip4_spec {
  297. __be32 ip4src;
  298. __be32 ip4dst;
  299. __be16 psrc;
  300. __be16 pdst;
  301. __u8 tos;
  302. };
  303. /**
  304. * struct ethtool_ah_espip4_spec - flow specification for IPsec/IPv4
  305. * @ip4src: Source host
  306. * @ip4dst: Destination host
  307. * @spi: Security parameters index
  308. * @tos: Type-of-service
  309. *
  310. * This can be used to specify an IPsec transport or tunnel over IPv4.
  311. */
  312. struct ethtool_ah_espip4_spec {
  313. __be32 ip4src;
  314. __be32 ip4dst;
  315. __be32 spi;
  316. __u8 tos;
  317. };
  318. #define ETH_RX_NFC_IP4 1
  319. /**
  320. * struct ethtool_usrip4_spec - general flow specification for IPv4
  321. * @ip4src: Source host
  322. * @ip4dst: Destination host
  323. * @l4_4_bytes: First 4 bytes of transport (layer 4) header
  324. * @tos: Type-of-service
  325. * @ip_ver: Value must be %ETH_RX_NFC_IP4; mask must be 0
  326. * @proto: Transport protocol number; mask must be 0
  327. */
  328. struct ethtool_usrip4_spec {
  329. __be32 ip4src;
  330. __be32 ip4dst;
  331. __be32 l4_4_bytes;
  332. __u8 tos;
  333. __u8 ip_ver;
  334. __u8 proto;
  335. };
  336. /**
  337. * struct ethtool_rx_flow_spec - specification for RX flow filter
  338. * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW
  339. * @h_u: Flow fields to match (dependent on @flow_type)
  340. * @m_u: Masks for flow field bits to be ignored
  341. * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC
  342. * if packets should be discarded
  343. * @location: Index of filter in hardware table
  344. */
  345. struct ethtool_rx_flow_spec {
  346. __u32 flow_type;
  347. union {
  348. struct ethtool_tcpip4_spec tcp_ip4_spec;
  349. struct ethtool_tcpip4_spec udp_ip4_spec;
  350. struct ethtool_tcpip4_spec sctp_ip4_spec;
  351. struct ethtool_ah_espip4_spec ah_ip4_spec;
  352. struct ethtool_ah_espip4_spec esp_ip4_spec;
  353. struct ethtool_usrip4_spec usr_ip4_spec;
  354. struct ethhdr ether_spec;
  355. __u8 hdata[72];
  356. } h_u, m_u;
  357. __u64 ring_cookie;
  358. __u32 location;
  359. };
  360. /**
  361. * struct ethtool_rxnfc - command to get or set RX flow classification rules
  362. * @cmd: Specific command number - %ETHTOOL_GRXFH, %ETHTOOL_SRXFH,
  363. * %ETHTOOL_GRXRINGS, %ETHTOOL_GRXCLSRLCNT, %ETHTOOL_GRXCLSRULE,
  364. * %ETHTOOL_GRXCLSRLALL, %ETHTOOL_SRXCLSRLDEL or %ETHTOOL_SRXCLSRLINS
  365. * @flow_type: Type of flow to be affected, e.g. %TCP_V4_FLOW
  366. * @data: Command-dependent value
  367. * @fs: Flow filter specification
  368. * @rule_cnt: Number of rules to be affected
  369. * @rule_locs: Array of valid rule indices
  370. *
  371. * For %ETHTOOL_GRXFH and %ETHTOOL_SRXFH, @data is a bitmask indicating
  372. * the fields included in the flow hash, e.g. %RXH_IP_SRC. The following
  373. * structure fields must not be used.
  374. *
  375. * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues
  376. * on return.
  377. *
  378. * For %ETHTOOL_GRXCLSRLCNT, @rule_cnt is set to the number of defined
  379. * rules on return.
  380. *
  381. * For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the index of an
  382. * existing filter rule on entry and @fs contains the rule on return.
  383. *
  384. * For %ETHTOOL_GRXCLSRLALL, @rule_cnt specifies the array size of the
  385. * user buffer for @rule_locs on entry. On return, @data is the size
  386. * of the filter table and @rule_locs contains the indices of the
  387. * defined rules.
  388. *
  389. * For %ETHTOOL_SRXCLSRLINS, @fs specifies the filter rule to add or
  390. * update. @fs.@location specifies the index to use and must not be
  391. * ignored.
  392. *
  393. * For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the index of an
  394. * existing filter rule on entry.
  395. *
  396. * Implementation of indexed classification rules generally requires a
  397. * TCAM.
  398. */
  399. struct ethtool_rxnfc {
  400. __u32 cmd;
  401. __u32 flow_type;
  402. __u64 data;
  403. struct ethtool_rx_flow_spec fs;
  404. __u32 rule_cnt;
  405. __u32 rule_locs[0];
  406. };
  407. /**
  408. * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection
  409. * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR
  410. * @size: On entry, the array size of the user buffer. On return from
  411. * %ETHTOOL_GRXFHINDIR, the array size of the hardware indirection table.
  412. * @ring_index: RX ring/queue index for each hash value
  413. */
  414. struct ethtool_rxfh_indir {
  415. __u32 cmd;
  416. __u32 size;
  417. __u32 ring_index[0];
  418. };
  419. /**
  420. * struct ethtool_rx_ntuple_flow_spec - specification for RX flow filter
  421. * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW
  422. * @h_u: Flow field values to match (dependent on @flow_type)
  423. * @m_u: Masks for flow field value bits to be ignored
  424. * @vlan_tag: VLAN tag to match
  425. * @vlan_tag_mask: Mask for VLAN tag bits to be ignored
  426. * @data: Driver-dependent data to match
  427. * @data_mask: Mask for driver-dependent data bits to be ignored
  428. * @action: RX ring/queue index to deliver to (non-negative) or other action
  429. * (negative, e.g. %ETHTOOL_RXNTUPLE_ACTION_DROP)
  430. *
  431. * For flow types %TCP_V4_FLOW, %UDP_V4_FLOW and %SCTP_V4_FLOW, where
  432. * a field value and mask are both zero this is treated as if all mask
  433. * bits are set i.e. the field is ignored.
  434. */
  435. struct ethtool_rx_ntuple_flow_spec {
  436. __u32 flow_type;
  437. union {
  438. struct ethtool_tcpip4_spec tcp_ip4_spec;
  439. struct ethtool_tcpip4_spec udp_ip4_spec;
  440. struct ethtool_tcpip4_spec sctp_ip4_spec;
  441. struct ethtool_ah_espip4_spec ah_ip4_spec;
  442. struct ethtool_ah_espip4_spec esp_ip4_spec;
  443. struct ethtool_usrip4_spec usr_ip4_spec;
  444. struct ethhdr ether_spec;
  445. __u8 hdata[72];
  446. } h_u, m_u;
  447. __u16 vlan_tag;
  448. __u16 vlan_tag_mask;
  449. __u64 data;
  450. __u64 data_mask;
  451. __s32 action;
  452. #define ETHTOOL_RXNTUPLE_ACTION_DROP (-1) /* drop packet */
  453. #define ETHTOOL_RXNTUPLE_ACTION_CLEAR (-2) /* clear filter */
  454. };
  455. /**
  456. * struct ethtool_rx_ntuple - command to set or clear RX flow filter
  457. * @cmd: Command number - %ETHTOOL_SRXNTUPLE
  458. * @fs: Flow filter specification
  459. */
  460. struct ethtool_rx_ntuple {
  461. __u32 cmd;
  462. struct ethtool_rx_ntuple_flow_spec fs;
  463. };
  464. #define ETHTOOL_FLASH_MAX_FILENAME 128
  465. enum ethtool_flash_op_type {
  466. ETHTOOL_FLASH_ALL_REGIONS = 0,
  467. };
  468. /* for passing firmware flashing related parameters */
  469. struct ethtool_flash {
  470. __u32 cmd;
  471. __u32 region;
  472. char data[ETHTOOL_FLASH_MAX_FILENAME];
  473. };
  474. #ifdef __KERNEL__
  475. #include <linux/rculist.h>
  476. struct ethtool_rx_ntuple_flow_spec_container {
  477. struct ethtool_rx_ntuple_flow_spec fs;
  478. struct list_head list;
  479. };
  480. struct ethtool_rx_ntuple_list {
  481. #define ETHTOOL_MAX_NTUPLE_LIST_ENTRY 1024
  482. #define ETHTOOL_MAX_NTUPLE_STRING_PER_ENTRY 14
  483. struct list_head list;
  484. unsigned int count;
  485. };
  486. struct net_device;
  487. /* Some generic methods drivers may use in their ethtool_ops */
  488. u32 ethtool_op_get_link(struct net_device *dev);
  489. u32 ethtool_op_get_rx_csum(struct net_device *dev);
  490. u32 ethtool_op_get_tx_csum(struct net_device *dev);
  491. int ethtool_op_set_tx_csum(struct net_device *dev, u32 data);
  492. int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data);
  493. int ethtool_op_set_tx_ipv6_csum(struct net_device *dev, u32 data);
  494. u32 ethtool_op_get_sg(struct net_device *dev);
  495. int ethtool_op_set_sg(struct net_device *dev, u32 data);
  496. u32 ethtool_op_get_tso(struct net_device *dev);
  497. int ethtool_op_set_tso(struct net_device *dev, u32 data);
  498. u32 ethtool_op_get_ufo(struct net_device *dev);
  499. int ethtool_op_set_ufo(struct net_device *dev, u32 data);
  500. u32 ethtool_op_get_flags(struct net_device *dev);
  501. int ethtool_op_set_flags(struct net_device *dev, u32 data, u32 supported);
  502. void ethtool_ntuple_flush(struct net_device *dev);
  503. /**
  504. * &ethtool_ops - Alter and report network device settings
  505. * get_settings: Get device-specific settings
  506. * set_settings: Set device-specific settings
  507. * get_drvinfo: Report driver information
  508. * get_regs: Get device registers
  509. * get_wol: Report whether Wake-on-Lan is enabled
  510. * set_wol: Turn Wake-on-Lan on or off
  511. * get_msglevel: Report driver message level
  512. * set_msglevel: Set driver message level
  513. * nway_reset: Restart autonegotiation
  514. * get_link: Get link status
  515. * get_eeprom: Read data from the device EEPROM
  516. * set_eeprom: Write data to the device EEPROM
  517. * get_coalesce: Get interrupt coalescing parameters
  518. * set_coalesce: Set interrupt coalescing parameters
  519. * get_ringparam: Report ring sizes
  520. * set_ringparam: Set ring sizes
  521. * get_pauseparam: Report pause parameters
  522. * set_pauseparam: Set pause parameters
  523. * get_rx_csum: Report whether receive checksums are turned on or off
  524. * set_rx_csum: Turn receive checksum on or off
  525. * get_tx_csum: Report whether transmit checksums are turned on or off
  526. * set_tx_csum: Turn transmit checksums on or off
  527. * get_sg: Report whether scatter-gather is enabled
  528. * set_sg: Turn scatter-gather on or off
  529. * get_tso: Report whether TCP segmentation offload is enabled
  530. * set_tso: Turn TCP segmentation offload on or off
  531. * get_ufo: Report whether UDP fragmentation offload is enabled
  532. * set_ufo: Turn UDP fragmentation offload on or off
  533. * self_test: Run specified self-tests
  534. * get_strings: Return a set of strings that describe the requested objects
  535. * phys_id: Identify the device
  536. * get_stats: Return statistics about the device
  537. * get_flags: get 32-bit flags bitmap
  538. * set_flags: set 32-bit flags bitmap
  539. *
  540. * Description:
  541. *
  542. * get_settings:
  543. * @get_settings is passed an &ethtool_cmd to fill in. It returns
  544. * an negative errno or zero.
  545. *
  546. * set_settings:
  547. * @set_settings is passed an &ethtool_cmd and should attempt to set
  548. * all the settings this device supports. It may return an error value
  549. * if something goes wrong (otherwise 0).
  550. *
  551. * get_eeprom:
  552. * Should fill in the magic field. Don't need to check len for zero
  553. * or wraparound. Fill in the data argument with the eeprom values
  554. * from offset to offset + len. Update len to the amount read.
  555. * Returns an error or zero.
  556. *
  557. * set_eeprom:
  558. * Should validate the magic field. Don't need to check len for zero
  559. * or wraparound. Update len to the amount written. Returns an error
  560. * or zero.
  561. */
  562. struct ethtool_ops {
  563. int (*get_settings)(struct net_device *, struct ethtool_cmd *);
  564. int (*set_settings)(struct net_device *, struct ethtool_cmd *);
  565. void (*get_drvinfo)(struct net_device *, struct ethtool_drvinfo *);
  566. int (*get_regs_len)(struct net_device *);
  567. void (*get_regs)(struct net_device *, struct ethtool_regs *, void *);
  568. void (*get_wol)(struct net_device *, struct ethtool_wolinfo *);
  569. int (*set_wol)(struct net_device *, struct ethtool_wolinfo *);
  570. u32 (*get_msglevel)(struct net_device *);
  571. void (*set_msglevel)(struct net_device *, u32);
  572. int (*nway_reset)(struct net_device *);
  573. u32 (*get_link)(struct net_device *);
  574. int (*get_eeprom_len)(struct net_device *);
  575. int (*get_eeprom)(struct net_device *,
  576. struct ethtool_eeprom *, u8 *);
  577. int (*set_eeprom)(struct net_device *,
  578. struct ethtool_eeprom *, u8 *);
  579. int (*get_coalesce)(struct net_device *, struct ethtool_coalesce *);
  580. int (*set_coalesce)(struct net_device *, struct ethtool_coalesce *);
  581. void (*get_ringparam)(struct net_device *,
  582. struct ethtool_ringparam *);
  583. int (*set_ringparam)(struct net_device *,
  584. struct ethtool_ringparam *);
  585. void (*get_pauseparam)(struct net_device *,
  586. struct ethtool_pauseparam*);
  587. int (*set_pauseparam)(struct net_device *,
  588. struct ethtool_pauseparam*);
  589. u32 (*get_rx_csum)(struct net_device *);
  590. int (*set_rx_csum)(struct net_device *, u32);
  591. u32 (*get_tx_csum)(struct net_device *);
  592. int (*set_tx_csum)(struct net_device *, u32);
  593. u32 (*get_sg)(struct net_device *);
  594. int (*set_sg)(struct net_device *, u32);
  595. u32 (*get_tso)(struct net_device *);
  596. int (*set_tso)(struct net_device *, u32);
  597. void (*self_test)(struct net_device *, struct ethtool_test *, u64 *);
  598. void (*get_strings)(struct net_device *, u32 stringset, u8 *);
  599. int (*phys_id)(struct net_device *, u32);
  600. void (*get_ethtool_stats)(struct net_device *,
  601. struct ethtool_stats *, u64 *);
  602. int (*begin)(struct net_device *);
  603. void (*complete)(struct net_device *);
  604. u32 (*get_ufo)(struct net_device *);
  605. int (*set_ufo)(struct net_device *, u32);
  606. u32 (*get_flags)(struct net_device *);
  607. int (*set_flags)(struct net_device *, u32);
  608. u32 (*get_priv_flags)(struct net_device *);
  609. int (*set_priv_flags)(struct net_device *, u32);
  610. int (*get_sset_count)(struct net_device *, int);
  611. int (*get_rxnfc)(struct net_device *,
  612. struct ethtool_rxnfc *, void *);
  613. int (*set_rxnfc)(struct net_device *, struct ethtool_rxnfc *);
  614. int (*flash_device)(struct net_device *, struct ethtool_flash *);
  615. int (*reset)(struct net_device *, u32 *);
  616. int (*set_rx_ntuple)(struct net_device *,
  617. struct ethtool_rx_ntuple *);
  618. int (*get_rx_ntuple)(struct net_device *, u32 stringset, void *);
  619. int (*get_rxfh_indir)(struct net_device *,
  620. struct ethtool_rxfh_indir *);
  621. int (*set_rxfh_indir)(struct net_device *,
  622. const struct ethtool_rxfh_indir *);
  623. };
  624. #endif /* __KERNEL__ */
  625. /* CMDs currently supported */
  626. #define ETHTOOL_GSET 0x00000001 /* Get settings. */
  627. #define ETHTOOL_SSET 0x00000002 /* Set settings. */
  628. #define ETHTOOL_GDRVINFO 0x00000003 /* Get driver info. */
  629. #define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */
  630. #define ETHTOOL_GWOL 0x00000005 /* Get wake-on-lan options. */
  631. #define ETHTOOL_SWOL 0x00000006 /* Set wake-on-lan options. */
  632. #define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */
  633. #define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */
  634. #define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */
  635. /* Get link status for host, i.e. whether the interface *and* the
  636. * physical port (if there is one) are up (ethtool_value). */
  637. #define ETHTOOL_GLINK 0x0000000a
  638. #define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */
  639. #define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */
  640. #define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */
  641. #define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */
  642. #define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */
  643. #define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters. */
  644. #define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */
  645. #define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */
  646. #define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */
  647. #define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */
  648. #define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */
  649. #define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */
  650. #define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable
  651. * (ethtool_value) */
  652. #define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable
  653. * (ethtool_value). */
  654. #define ETHTOOL_TEST 0x0000001a /* execute NIC self-test. */
  655. #define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */
  656. #define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */
  657. #define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */
  658. #define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */
  659. #define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */
  660. #define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */
  661. #define ETHTOOL_GUFO 0x00000021 /* Get UFO enable (ethtool_value) */
  662. #define ETHTOOL_SUFO 0x00000022 /* Set UFO enable (ethtool_value) */
  663. #define ETHTOOL_GGSO 0x00000023 /* Get GSO enable (ethtool_value) */
  664. #define ETHTOOL_SGSO 0x00000024 /* Set GSO enable (ethtool_value) */
  665. #define ETHTOOL_GFLAGS 0x00000025 /* Get flags bitmap(ethtool_value) */
  666. #define ETHTOOL_SFLAGS 0x00000026 /* Set flags bitmap(ethtool_value) */
  667. #define ETHTOOL_GPFLAGS 0x00000027 /* Get driver-private flags bitmap */
  668. #define ETHTOOL_SPFLAGS 0x00000028 /* Set driver-private flags bitmap */
  669. #define ETHTOOL_GRXFH 0x00000029 /* Get RX flow hash configuration */
  670. #define ETHTOOL_SRXFH 0x0000002a /* Set RX flow hash configuration */
  671. #define ETHTOOL_GGRO 0x0000002b /* Get GRO enable (ethtool_value) */
  672. #define ETHTOOL_SGRO 0x0000002c /* Set GRO enable (ethtool_value) */
  673. #define ETHTOOL_GRXRINGS 0x0000002d /* Get RX rings available for LB */
  674. #define ETHTOOL_GRXCLSRLCNT 0x0000002e /* Get RX class rule count */
  675. #define ETHTOOL_GRXCLSRULE 0x0000002f /* Get RX classification rule */
  676. #define ETHTOOL_GRXCLSRLALL 0x00000030 /* Get all RX classification rule */
  677. #define ETHTOOL_SRXCLSRLDEL 0x00000031 /* Delete RX classification rule */
  678. #define ETHTOOL_SRXCLSRLINS 0x00000032 /* Insert RX classification rule */
  679. #define ETHTOOL_FLASHDEV 0x00000033 /* Flash firmware to device */
  680. #define ETHTOOL_RESET 0x00000034 /* Reset hardware */
  681. #define ETHTOOL_SRXNTUPLE 0x00000035 /* Add an n-tuple filter to device */
  682. #define ETHTOOL_GRXNTUPLE 0x00000036 /* Get n-tuple filters from device */
  683. #define ETHTOOL_GSSET_INFO 0x00000037 /* Get string set info */
  684. #define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */
  685. #define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */
  686. /* compatibility with older code */
  687. #define SPARC_ETH_GSET ETHTOOL_GSET
  688. #define SPARC_ETH_SSET ETHTOOL_SSET
  689. /* Indicates what features are supported by the interface. */
  690. #define SUPPORTED_10baseT_Half (1 << 0)
  691. #define SUPPORTED_10baseT_Full (1 << 1)
  692. #define SUPPORTED_100baseT_Half (1 << 2)
  693. #define SUPPORTED_100baseT_Full (1 << 3)
  694. #define SUPPORTED_1000baseT_Half (1 << 4)
  695. #define SUPPORTED_1000baseT_Full (1 << 5)
  696. #define SUPPORTED_Autoneg (1 << 6)
  697. #define SUPPORTED_TP (1 << 7)
  698. #define SUPPORTED_AUI (1 << 8)
  699. #define SUPPORTED_MII (1 << 9)
  700. #define SUPPORTED_FIBRE (1 << 10)
  701. #define SUPPORTED_BNC (1 << 11)
  702. #define SUPPORTED_10000baseT_Full (1 << 12)
  703. #define SUPPORTED_Pause (1 << 13)
  704. #define SUPPORTED_Asym_Pause (1 << 14)
  705. #define SUPPORTED_2500baseX_Full (1 << 15)
  706. #define SUPPORTED_Backplane (1 << 16)
  707. #define SUPPORTED_1000baseKX_Full (1 << 17)
  708. #define SUPPORTED_10000baseKX4_Full (1 << 18)
  709. #define SUPPORTED_10000baseKR_Full (1 << 19)
  710. #define SUPPORTED_10000baseR_FEC (1 << 20)
  711. /* Indicates what features are advertised by the interface. */
  712. #define ADVERTISED_10baseT_Half (1 << 0)
  713. #define ADVERTISED_10baseT_Full (1 << 1)
  714. #define ADVERTISED_100baseT_Half (1 << 2)
  715. #define ADVERTISED_100baseT_Full (1 << 3)
  716. #define ADVERTISED_1000baseT_Half (1 << 4)
  717. #define ADVERTISED_1000baseT_Full (1 << 5)
  718. #define ADVERTISED_Autoneg (1 << 6)
  719. #define ADVERTISED_TP (1 << 7)
  720. #define ADVERTISED_AUI (1 << 8)
  721. #define ADVERTISED_MII (1 << 9)
  722. #define ADVERTISED_FIBRE (1 << 10)
  723. #define ADVERTISED_BNC (1 << 11)
  724. #define ADVERTISED_10000baseT_Full (1 << 12)
  725. #define ADVERTISED_Pause (1 << 13)
  726. #define ADVERTISED_Asym_Pause (1 << 14)
  727. #define ADVERTISED_2500baseX_Full (1 << 15)
  728. #define ADVERTISED_Backplane (1 << 16)
  729. #define ADVERTISED_1000baseKX_Full (1 << 17)
  730. #define ADVERTISED_10000baseKX4_Full (1 << 18)
  731. #define ADVERTISED_10000baseKR_Full (1 << 19)
  732. #define ADVERTISED_10000baseR_FEC (1 << 20)
  733. /* The following are all involved in forcing a particular link
  734. * mode for the device for setting things. When getting the
  735. * devices settings, these indicate the current mode and whether
  736. * it was foced up into this mode or autonegotiated.
  737. */
  738. /* The forced speed, 10Mb, 100Mb, gigabit, 2.5Gb, 10GbE. */
  739. #define SPEED_10 10
  740. #define SPEED_100 100
  741. #define SPEED_1000 1000
  742. #define SPEED_2500 2500
  743. #define SPEED_10000 10000
  744. /* Duplex, half or full. */
  745. #define DUPLEX_HALF 0x00
  746. #define DUPLEX_FULL 0x01
  747. /* Which connector port. */
  748. #define PORT_TP 0x00
  749. #define PORT_AUI 0x01
  750. #define PORT_MII 0x02
  751. #define PORT_FIBRE 0x03
  752. #define PORT_BNC 0x04
  753. #define PORT_DA 0x05
  754. #define PORT_NONE 0xef
  755. #define PORT_OTHER 0xff
  756. /* Which transceiver to use. */
  757. #define XCVR_INTERNAL 0x00
  758. #define XCVR_EXTERNAL 0x01
  759. #define XCVR_DUMMY1 0x02
  760. #define XCVR_DUMMY2 0x03
  761. #define XCVR_DUMMY3 0x04
  762. /* Enable or disable autonegotiation. If this is set to enable,
  763. * the forced link modes above are completely ignored.
  764. */
  765. #define AUTONEG_DISABLE 0x00
  766. #define AUTONEG_ENABLE 0x01
  767. /* Mode MDI or MDI-X */
  768. #define ETH_TP_MDI_INVALID 0x00
  769. #define ETH_TP_MDI 0x01
  770. #define ETH_TP_MDI_X 0x02
  771. /* Wake-On-Lan options. */
  772. #define WAKE_PHY (1 << 0)
  773. #define WAKE_UCAST (1 << 1)
  774. #define WAKE_MCAST (1 << 2)
  775. #define WAKE_BCAST (1 << 3)
  776. #define WAKE_ARP (1 << 4)
  777. #define WAKE_MAGIC (1 << 5)
  778. #define WAKE_MAGICSECURE (1 << 6) /* only meaningful if WAKE_MAGIC */
  779. /* L2-L4 network traffic flow types */
  780. #define TCP_V4_FLOW 0x01 /* hash or spec (tcp_ip4_spec) */
  781. #define UDP_V4_FLOW 0x02 /* hash or spec (udp_ip4_spec) */
  782. #define SCTP_V4_FLOW 0x03 /* hash or spec (sctp_ip4_spec) */
  783. #define AH_ESP_V4_FLOW 0x04 /* hash only */
  784. #define TCP_V6_FLOW 0x05 /* hash only */
  785. #define UDP_V6_FLOW 0x06 /* hash only */
  786. #define SCTP_V6_FLOW 0x07 /* hash only */
  787. #define AH_ESP_V6_FLOW 0x08 /* hash only */
  788. #define AH_V4_FLOW 0x09 /* hash or spec (ah_ip4_spec) */
  789. #define ESP_V4_FLOW 0x0a /* hash or spec (esp_ip4_spec) */
  790. #define AH_V6_FLOW 0x0b /* hash only */
  791. #define ESP_V6_FLOW 0x0c /* hash only */
  792. #define IP_USER_FLOW 0x0d /* spec only (usr_ip4_spec) */
  793. #define IPV4_FLOW 0x10 /* hash only */
  794. #define IPV6_FLOW 0x11 /* hash only */
  795. #define ETHER_FLOW 0x12 /* spec only (ether_spec) */
  796. /* L3-L4 network traffic flow hash options */
  797. #define RXH_L2DA (1 << 1)
  798. #define RXH_VLAN (1 << 2)
  799. #define RXH_L3_PROTO (1 << 3)
  800. #define RXH_IP_SRC (1 << 4)
  801. #define RXH_IP_DST (1 << 5)
  802. #define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */
  803. #define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */
  804. #define RXH_DISCARD (1 << 31)
  805. #define RX_CLS_FLOW_DISC 0xffffffffffffffffULL
  806. /* Reset flags */
  807. /* The reset() operation must clear the flags for the components which
  808. * were actually reset. On successful return, the flags indicate the
  809. * components which were not reset, either because they do not exist
  810. * in the hardware or because they cannot be reset independently. The
  811. * driver must never reset any components that were not requested.
  812. */
  813. enum ethtool_reset_flags {
  814. /* These flags represent components dedicated to the interface
  815. * the command is addressed to. Shift any flag left by
  816. * ETH_RESET_SHARED_SHIFT to reset a shared component of the
  817. * same type.
  818. */
  819. ETH_RESET_MGMT = 1 << 0, /* Management processor */
  820. ETH_RESET_IRQ = 1 << 1, /* Interrupt requester */
  821. ETH_RESET_DMA = 1 << 2, /* DMA engine */
  822. ETH_RESET_FILTER = 1 << 3, /* Filtering/flow direction */
  823. ETH_RESET_OFFLOAD = 1 << 4, /* Protocol offload */
  824. ETH_RESET_MAC = 1 << 5, /* Media access controller */
  825. ETH_RESET_PHY = 1 << 6, /* Transceiver/PHY */
  826. ETH_RESET_RAM = 1 << 7, /* RAM shared between
  827. * multiple components */
  828. ETH_RESET_DEDICATED = 0x0000ffff, /* All components dedicated to
  829. * this interface */
  830. ETH_RESET_ALL = 0xffffffff, /* All components used by this
  831. * interface, even if shared */
  832. };
  833. #define ETH_RESET_SHARED_SHIFT 16
  834. #endif /* _LINUX_ETHTOOL_H */