1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
3 * ethtool.h: Defines for Linux ethtool.
11 * Portions Copyright (C) Sun Microsystems 2008
14 #ifndef _UAPI_LINUX_ETHTOOL_H
15 #define _UAPI_LINUX_ETHTOOL_H
17 #include <linux/kernel.h>
18 #include <linux/types.h>
19 #include <linux/if_ether.h>
22 #include <limits.h> /* for INT_MAX */
25 /* All structures exposed to userland should be defined such that they
26 * have the same layout for 32-bit and 64-bit userland.
30 * struct ethtool_cmd - DEPRECATED, link control and status
31 * This structure is DEPRECATED, please use struct ethtool_link_settings.
32 * @cmd: Command number = %ETHTOOL_GSET or %ETHTOOL_SSET
33 * @supported: Bitmask of %SUPPORTED_* flags for the link modes,
34 * physical connectors and other link features for which the
35 * interface supports autonegotiation or auto-detection.
37 * @advertising: Bitmask of %ADVERTISED_* flags for the link modes,
38 * physical connectors and other link features that are
39 * advertised through autonegotiation or enabled for
41 * @speed: Low bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN
42 * @duplex: Duplex mode; one of %DUPLEX_*
43 * @port: Physical connector type; one of %PORT_*
44 * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not
45 * applicable. For clause 45 PHYs this is the PRTAD.
46 * @transceiver: Historically used to distinguish different possible
47 * PHY types, but not in a consistent way. Deprecated.
48 * @autoneg: Enable/disable autonegotiation and auto-detection;
49 * either %AUTONEG_DISABLE or %AUTONEG_ENABLE
50 * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO
51 * protocols supported by the interface; 0 if unknown.
53 * @maxtxpkt: Historically used to report TX IRQ coalescing; now
54 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated.
55 * @maxrxpkt: Historically used to report RX IRQ coalescing; now
56 * obsoleted by &struct ethtool_coalesce. Read-only; deprecated.
57 * @speed_hi: High bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN
58 * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of
59 * %ETH_TP_MDI_*. If the status is unknown or not applicable, the
60 * value will be %ETH_TP_MDI_INVALID. Read-only.
61 * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of
62 * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads
63 * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected.
64 * When written successfully, the link should be renegotiated if
66 * @lp_advertising: Bitmask of %ADVERTISED_* flags for the link modes
67 * and other link features that the link partner advertised
68 * through autonegotiation; 0 if unknown or not applicable.
71 * The link speed in Mbps is split between @speed and @speed_hi. Use
72 * the ethtool_cmd_speed() and ethtool_cmd_speed_set() functions to
75 * If autonegotiation is disabled, the speed and @duplex represent the
76 * fixed link mode and are writable if the driver supports multiple
77 * link modes. If it is enabled then they are read-only; if the link
78 * is up they represent the negotiated link mode; if the link is down,
79 * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and
80 * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode.
82 * Some hardware interfaces may have multiple PHYs and/or physical
83 * connectors fitted or do not allow the driver to detect which are
84 * fitted. For these interfaces @port and/or @phy_address may be
85 * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE.
86 * Otherwise, attempts to write different values may be ignored or
89 * Users should assume that all fields not marked read-only are
90 * writable and subject to validation by the driver. They should use
91 * %ETHTOOL_GSET to get the current values before making specific
92 * changes and then applying them with %ETHTOOL_SSET.
94 * Deprecated fields should be ignored by both users and drivers.
111 __u8 eth_tp_mdix_ctrl;
112 __u32 lp_advertising;
116 static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep,
119 ep->speed = (__u16)(speed & 0xFFFF);
120 ep->speed_hi = (__u16)(speed >> 16);
123 static inline __u32 ethtool_cmd_speed(const struct ethtool_cmd *ep)
125 return (ep->speed_hi << 16) | ep->speed;
128 /* Device supports clause 22 register access to PHY or peripherals
129 * using the interface defined in <linux/mii.h>. This should not be
130 * set if there are known to be no such peripherals present or if
131 * the driver only emulates clause 22 registers for compatibility.
133 #define ETH_MDIO_SUPPORTS_C22 1
135 /* Device supports clause 45 register access to PHY or peripherals
136 * using the interface defined in <linux/mii.h> and <linux/mdio.h>.
137 * This should not be set if there are known to be no such peripherals
140 #define ETH_MDIO_SUPPORTS_C45 2
142 #define ETHTOOL_FWVERS_LEN 32
143 #define ETHTOOL_BUSINFO_LEN 32
144 #define ETHTOOL_EROMVERS_LEN 32
147 * struct ethtool_drvinfo - general driver and device information
148 * @cmd: Command number = %ETHTOOL_GDRVINFO
149 * @driver: Driver short name. This should normally match the name
150 * in its bus driver structure (e.g. pci_driver::name). Must
151 * not be an empty string.
152 * @version: Driver version string; may be an empty string
153 * @fw_version: Firmware version string; may be an empty string
154 * @erom_version: Expansion ROM version string; may be an empty string
155 * @bus_info: Device bus address. This should match the dev_name()
156 * string for the underlying bus device, if there is one. May be
158 * @n_priv_flags: Number of flags valid for %ETHTOOL_GPFLAGS and
159 * %ETHTOOL_SPFLAGS commands; also the number of strings in the
160 * %ETH_SS_PRIV_FLAGS set
161 * @n_stats: Number of u64 statistics returned by the %ETHTOOL_GSTATS
162 * command; also the number of strings in the %ETH_SS_STATS set
163 * @testinfo_len: Number of results returned by the %ETHTOOL_TEST
164 * command; also the number of strings in the %ETH_SS_TEST set
165 * @eedump_len: Size of EEPROM accessible through the %ETHTOOL_GEEPROM
166 * and %ETHTOOL_SEEPROM commands, in bytes
167 * @regdump_len: Size of register dump returned by the %ETHTOOL_GREGS
170 * Users can use the %ETHTOOL_GSSET_INFO command to get the number of
171 * strings in any string set (from Linux 2.6.34).
173 * Drivers should set at most @driver, @version, @fw_version and
174 * @bus_info in their get_drvinfo() implementation. The ethtool
175 * core fills in the other fields using other driver operations.
177 struct ethtool_drvinfo {
181 char fw_version[ETHTOOL_FWVERS_LEN];
182 char bus_info[ETHTOOL_BUSINFO_LEN];
183 char erom_version[ETHTOOL_EROMVERS_LEN];
195 * struct ethtool_wolinfo - Wake-On-Lan configuration
196 * @cmd: Command number = %ETHTOOL_GWOL or %ETHTOOL_SWOL
197 * @supported: Bitmask of %WAKE_* flags for supported Wake-On-Lan modes.
199 * @wolopts: Bitmask of %WAKE_* flags for enabled Wake-On-Lan modes.
200 * @sopass: SecureOn(tm) password; meaningful only if %WAKE_MAGICSECURE
201 * is set in @wolopts.
203 struct ethtool_wolinfo {
207 __u8 sopass[SOPASS_MAX];
210 /* for passing single values */
211 struct ethtool_value {
216 #define PFC_STORM_PREVENTION_AUTO 0xffff
217 #define PFC_STORM_PREVENTION_DISABLE 0
221 ETHTOOL_RX_COPYBREAK,
222 ETHTOOL_TX_COPYBREAK,
223 ETHTOOL_PFC_PREVENTION_TOUT, /* timeout in msecs */
225 * Add your fresh new tunable attribute above and remember to update
226 * tunable_strings[] in net/core/ethtool.c
228 __ETHTOOL_TUNABLE_COUNT,
231 enum tunable_type_id {
232 ETHTOOL_TUNABLE_UNSPEC,
237 ETHTOOL_TUNABLE_STRING,
244 struct ethtool_tunable {
252 #define DOWNSHIFT_DEV_DEFAULT_COUNT 0xff
253 #define DOWNSHIFT_DEV_DISABLE 0
255 /* Time in msecs after which link is reported as down
256 * 0 = lowest time supported by the PHY
257 * 0xff = off, link down detection according to standard
259 #define ETHTOOL_PHY_FAST_LINK_DOWN_ON 0
260 #define ETHTOOL_PHY_FAST_LINK_DOWN_OFF 0xff
262 /* Energy Detect Power Down (EDPD) is a feature supported by some PHYs, where
263 * the PHY's RX & TX blocks are put into a low-power mode when there is no
264 * link detected (typically cable is un-plugged). For RX, only a minimal
265 * link-detection is available, and for TX the PHY wakes up to send link pulses
266 * to avoid any lock-ups in case the peer PHY may also be running in EDPD mode.
268 * Some PHYs may support configuration of the wake-up interval for TX pulses,
269 * and some PHYs may support only disabling TX pulses entirely. For the latter
270 * a special value is required (ETHTOOL_PHY_EDPD_NO_TX) so that this can be
271 * configured from userspace (should the user want it).
273 * The interval units for TX wake-up are in milliseconds, since this should
274 * cover a reasonable range of intervals:
275 * - from 1 millisecond, which does not sound like much of a power-saver
276 * - to ~65 seconds which is quite a lot to wait for a link to come up when
279 #define ETHTOOL_PHY_EDPD_DFLT_TX_MSECS 0xffff
280 #define ETHTOOL_PHY_EDPD_NO_TX 0xfffe
281 #define ETHTOOL_PHY_EDPD_DISABLE 0
283 enum phy_tunable_id {
284 ETHTOOL_PHY_ID_UNSPEC,
285 ETHTOOL_PHY_DOWNSHIFT,
286 ETHTOOL_PHY_FAST_LINK_DOWN,
289 * Add your fresh new phy tunable attribute above and remember to update
290 * phy_tunable_strings[] in net/core/ethtool.c
292 __ETHTOOL_PHY_TUNABLE_COUNT,
296 * struct ethtool_regs - hardware register dump
297 * @cmd: Command number = %ETHTOOL_GREGS
298 * @version: Dump format version. This is driver-specific and may
299 * distinguish different chips/revisions. Drivers must use new
300 * version numbers whenever the dump format changes in an
302 * @len: On entry, the real length of @data. On return, the number of
304 * @data: Buffer for the register dump
306 * Users should use %ETHTOOL_GDRVINFO to find the maximum length of
307 * a register dump for the interface. They must allocate the buffer
308 * immediately following this structure.
310 struct ethtool_regs {
318 * struct ethtool_eeprom - EEPROM dump
319 * @cmd: Command number = %ETHTOOL_GEEPROM, %ETHTOOL_GMODULEEEPROM or
321 * @magic: A 'magic cookie' value to guard against accidental changes.
322 * The value passed in to %ETHTOOL_SEEPROM must match the value
323 * returned by %ETHTOOL_GEEPROM for the same device. This is
324 * unused when @cmd is %ETHTOOL_GMODULEEEPROM.
325 * @offset: Offset within the EEPROM to begin reading/writing, in bytes
326 * @len: On entry, number of bytes to read/write. On successful
327 * return, number of bytes actually read/written. In case of
328 * error, this may indicate at what point the error occurred.
329 * @data: Buffer to read/write from
331 * Users may use %ETHTOOL_GDRVINFO or %ETHTOOL_GMODULEINFO to find
332 * the length of an on-board or module EEPROM, respectively. They
333 * must allocate the buffer immediately following this structure.
335 struct ethtool_eeprom {
344 * struct ethtool_eee - Energy Efficient Ethernet information
345 * @cmd: ETHTOOL_{G,S}EEE
346 * @supported: Mask of %SUPPORTED_* flags for the speed/duplex combinations
347 * for which there is EEE support.
348 * @advertised: Mask of %ADVERTISED_* flags for the speed/duplex combinations
349 * advertised as eee capable.
350 * @lp_advertised: Mask of %ADVERTISED_* flags for the speed/duplex
351 * combinations advertised by the link partner as eee capable.
352 * @eee_active: Result of the eee auto negotiation.
353 * @eee_enabled: EEE configured mode (enabled/disabled).
354 * @tx_lpi_enabled: Whether the interface should assert its tx lpi, given
355 * that eee was negotiated.
356 * @tx_lpi_timer: Time in microseconds the interface delays prior to asserting
357 * its tx lpi (after reaching 'idle' state). Effective only when eee
358 * was negotiated and tx_lpi_enabled was set.
367 __u32 tx_lpi_enabled;
373 * struct ethtool_modinfo - plugin module eeprom information
374 * @cmd: %ETHTOOL_GMODULEINFO
375 * @type: Standard the module information conforms to %ETH_MODULE_SFF_xxxx
376 * @eeprom_len: Length of the eeprom
378 * This structure is used to return the information to
379 * properly size memory for a subsequent call to %ETHTOOL_GMODULEEEPROM.
380 * The type code indicates the eeprom data format
382 struct ethtool_modinfo {
390 * struct ethtool_coalesce - coalescing parameters for IRQs and stats updates
391 * @cmd: ETHTOOL_{G,S}COALESCE
392 * @rx_coalesce_usecs: How many usecs to delay an RX interrupt after
394 * @rx_max_coalesced_frames: Maximum number of packets to receive
395 * before an RX interrupt.
396 * @rx_coalesce_usecs_irq: Same as @rx_coalesce_usecs, except that
397 * this value applies while an IRQ is being serviced by the host.
398 * @rx_max_coalesced_frames_irq: Same as @rx_max_coalesced_frames,
399 * except that this value applies while an IRQ is being serviced
401 * @tx_coalesce_usecs: How many usecs to delay a TX interrupt after
403 * @tx_max_coalesced_frames: Maximum number of packets to be sent
404 * before a TX interrupt.
405 * @tx_coalesce_usecs_irq: Same as @tx_coalesce_usecs, except that
406 * this value applies while an IRQ is being serviced by the host.
407 * @tx_max_coalesced_frames_irq: Same as @tx_max_coalesced_frames,
408 * except that this value applies while an IRQ is being serviced
410 * @stats_block_coalesce_usecs: How many usecs to delay in-memory
411 * statistics block updates. Some drivers do not have an
412 * in-memory statistic block, and in such cases this value is
413 * ignored. This value must not be zero.
414 * @use_adaptive_rx_coalesce: Enable adaptive RX coalescing.
415 * @use_adaptive_tx_coalesce: Enable adaptive TX coalescing.
416 * @pkt_rate_low: Threshold for low packet rate (packets per second).
417 * @rx_coalesce_usecs_low: How many usecs to delay an RX interrupt after
418 * a packet arrives, when the packet rate is below @pkt_rate_low.
419 * @rx_max_coalesced_frames_low: Maximum number of packets to be received
420 * before an RX interrupt, when the packet rate is below @pkt_rate_low.
421 * @tx_coalesce_usecs_low: How many usecs to delay a TX interrupt after
422 * a packet is sent, when the packet rate is below @pkt_rate_low.
423 * @tx_max_coalesced_frames_low: Maximum nuumber of packets to be sent before
424 * a TX interrupt, when the packet rate is below @pkt_rate_low.
425 * @pkt_rate_high: Threshold for high packet rate (packets per second).
426 * @rx_coalesce_usecs_high: How many usecs to delay an RX interrupt after
427 * a packet arrives, when the packet rate is above @pkt_rate_high.
428 * @rx_max_coalesced_frames_high: Maximum number of packets to be received
429 * before an RX interrupt, when the packet rate is above @pkt_rate_high.
430 * @tx_coalesce_usecs_high: How many usecs to delay a TX interrupt after
431 * a packet is sent, when the packet rate is above @pkt_rate_high.
432 * @tx_max_coalesced_frames_high: Maximum number of packets to be sent before
433 * a TX interrupt, when the packet rate is above @pkt_rate_high.
434 * @rate_sample_interval: How often to do adaptive coalescing packet rate
435 * sampling, measured in seconds. Must not be zero.
437 * Each pair of (usecs, max_frames) fields specifies that interrupts
438 * should be coalesced until
439 * (usecs > 0 && time_since_first_completion >= usecs) ||
440 * (max_frames > 0 && completed_frames >= max_frames)
442 * It is illegal to set both usecs and max_frames to zero as this
443 * would cause interrupts to never be generated. To disable
444 * coalescing, set usecs = 0 and max_frames = 1.
446 * Some implementations ignore the value of max_frames and use the
447 * condition time_since_first_completion >= usecs
449 * This is deprecated. Drivers for hardware that does not support
450 * counting completions should validate that max_frames == !rx_usecs.
452 * Adaptive RX/TX coalescing is an algorithm implemented by some
453 * drivers to improve latency under low packet rates and improve
454 * throughput under high packet rates. Some drivers only implement
455 * one of RX or TX adaptive coalescing. Anything not implemented by
456 * the driver causes these values to be silently ignored.
458 * When the packet rate is below @pkt_rate_high but above
459 * @pkt_rate_low (both measured in packets per second) the
460 * normal {rx,tx}_* coalescing parameters are used.
462 struct ethtool_coalesce {
464 __u32 rx_coalesce_usecs;
465 __u32 rx_max_coalesced_frames;
466 __u32 rx_coalesce_usecs_irq;
467 __u32 rx_max_coalesced_frames_irq;
468 __u32 tx_coalesce_usecs;
469 __u32 tx_max_coalesced_frames;
470 __u32 tx_coalesce_usecs_irq;
471 __u32 tx_max_coalesced_frames_irq;
472 __u32 stats_block_coalesce_usecs;
473 __u32 use_adaptive_rx_coalesce;
474 __u32 use_adaptive_tx_coalesce;
476 __u32 rx_coalesce_usecs_low;
477 __u32 rx_max_coalesced_frames_low;
478 __u32 tx_coalesce_usecs_low;
479 __u32 tx_max_coalesced_frames_low;
481 __u32 rx_coalesce_usecs_high;
482 __u32 rx_max_coalesced_frames_high;
483 __u32 tx_coalesce_usecs_high;
484 __u32 tx_max_coalesced_frames_high;
485 __u32 rate_sample_interval;
489 * struct ethtool_ringparam - RX/TX ring parameters
490 * @cmd: Command number = %ETHTOOL_GRINGPARAM or %ETHTOOL_SRINGPARAM
491 * @rx_max_pending: Maximum supported number of pending entries per
492 * RX ring. Read-only.
493 * @rx_mini_max_pending: Maximum supported number of pending entries
494 * per RX mini ring. Read-only.
495 * @rx_jumbo_max_pending: Maximum supported number of pending entries
496 * per RX jumbo ring. Read-only.
497 * @tx_max_pending: Maximum supported number of pending entries per
498 * TX ring. Read-only.
499 * @rx_pending: Current maximum number of pending entries per RX ring
500 * @rx_mini_pending: Current maximum number of pending entries per RX
502 * @rx_jumbo_pending: Current maximum number of pending entries per RX
504 * @tx_pending: Current maximum supported number of pending entries
507 * If the interface does not have separate RX mini and/or jumbo rings,
508 * @rx_mini_max_pending and/or @rx_jumbo_max_pending will be 0.
510 * There may also be driver-dependent minimum values for the number
511 * of entries per ring.
513 struct ethtool_ringparam {
515 __u32 rx_max_pending;
516 __u32 rx_mini_max_pending;
517 __u32 rx_jumbo_max_pending;
518 __u32 tx_max_pending;
520 __u32 rx_mini_pending;
521 __u32 rx_jumbo_pending;
526 * struct ethtool_channels - configuring number of network channel
527 * @cmd: ETHTOOL_{G,S}CHANNELS
528 * @max_rx: Read only. Maximum number of receive channel the driver support.
529 * @max_tx: Read only. Maximum number of transmit channel the driver support.
530 * @max_other: Read only. Maximum number of other channel the driver support.
531 * @max_combined: Read only. Maximum number of combined channel the driver
532 * support. Set of queues RX, TX or other.
533 * @rx_count: Valid values are in the range 1 to the max_rx.
534 * @tx_count: Valid values are in the range 1 to the max_tx.
535 * @other_count: Valid values are in the range 1 to the max_other.
536 * @combined_count: Valid values are in the range 1 to the max_combined.
538 * This can be used to configure RX, TX and other channels.
541 struct ethtool_channels {
550 __u32 combined_count;
554 * struct ethtool_pauseparam - Ethernet pause (flow control) parameters
555 * @cmd: Command number = %ETHTOOL_GPAUSEPARAM or %ETHTOOL_SPAUSEPARAM
556 * @autoneg: Flag to enable autonegotiation of pause frame use
557 * @rx_pause: Flag to enable reception of pause frames
558 * @tx_pause: Flag to enable transmission of pause frames
560 * Drivers should reject a non-zero setting of @autoneg when
561 * autoneogotiation is disabled (or not supported) for the link.
563 * If the link is autonegotiated, drivers should use
564 * mii_advertise_flowctrl() or similar code to set the advertised
565 * pause frame capabilities based on the @rx_pause and @tx_pause flags,
566 * even if @autoneg is zero. They should also allow the advertised
567 * pause frame capabilities to be controlled directly through the
568 * advertising field of &struct ethtool_cmd.
570 * If @autoneg is non-zero, the MAC is configured to send and/or
571 * receive pause frames according to the result of autonegotiation.
572 * Otherwise, it is configured directly based on the @rx_pause and
575 struct ethtool_pauseparam {
582 #define ETH_GSTRING_LEN 32
585 * enum ethtool_stringset - string set ID
586 * @ETH_SS_TEST: Self-test result names, for use with %ETHTOOL_TEST
587 * @ETH_SS_STATS: Statistic names, for use with %ETHTOOL_GSTATS
588 * @ETH_SS_PRIV_FLAGS: Driver private flag names, for use with
589 * %ETHTOOL_GPFLAGS and %ETHTOOL_SPFLAGS
590 * @ETH_SS_NTUPLE_FILTERS: Previously used with %ETHTOOL_GRXNTUPLE;
592 * @ETH_SS_FEATURES: Device feature names
593 * @ETH_SS_RSS_HASH_FUNCS: RSS hush function names
594 * @ETH_SS_PHY_STATS: Statistic names, for use with %ETHTOOL_GPHYSTATS
595 * @ETH_SS_PHY_TUNABLES: PHY tunable names
596 * @ETH_SS_LINK_MODES: link mode names
597 * @ETH_SS_MSG_CLASSES: debug message class names
598 * @ETH_SS_WOL_MODES: wake-on-lan modes
599 * @ETH_SS_SOF_TIMESTAMPING: SOF_TIMESTAMPING_* flags
600 * @ETH_SS_TS_TX_TYPES: timestamping Tx types
601 * @ETH_SS_TS_RX_FILTERS: timestamping Rx filters
603 enum ethtool_stringset {
607 ETH_SS_NTUPLE_FILTERS,
609 ETH_SS_RSS_HASH_FUNCS,
616 ETH_SS_SOF_TIMESTAMPING,
618 ETH_SS_TS_RX_FILTERS,
620 /* add new constants above here */
625 * struct ethtool_gstrings - string set for data tagging
626 * @cmd: Command number = %ETHTOOL_GSTRINGS
627 * @string_set: String set ID; one of &enum ethtool_stringset
628 * @len: On return, the number of strings in the string set
629 * @data: Buffer for strings. Each string is null-padded to a size of
632 * Users must use %ETHTOOL_GSSET_INFO to find the number of strings in
633 * the string set. They must allocate a buffer of the appropriate
634 * size immediately following this structure.
636 struct ethtool_gstrings {
644 * struct ethtool_sset_info - string set information
645 * @cmd: Command number = %ETHTOOL_GSSET_INFO
646 * @sset_mask: On entry, a bitmask of string sets to query, with bits
647 * numbered according to &enum ethtool_stringset. On return, a
648 * bitmask of those string sets queried that are supported.
649 * @data: Buffer for string set sizes. On return, this contains the
650 * size of each string set that was queried and supported, in
653 * Example: The user passes in @sset_mask = 0x7 (sets 0, 1, 2) and on
654 * return @sset_mask == 0x6 (sets 1, 2). Then @data[0] contains the
655 * size of set 1 and @data[1] contains the size of set 2.
657 * Users must allocate a buffer of the appropriate size (4 * number of
658 * sets queried) immediately following this structure.
660 struct ethtool_sset_info {
668 * enum ethtool_test_flags - flags definition of ethtool_test
669 * @ETH_TEST_FL_OFFLINE: if set perform online and offline tests, otherwise
671 * @ETH_TEST_FL_FAILED: Driver set this flag if test fails.
672 * @ETH_TEST_FL_EXTERNAL_LB: Application request to perform external loopback
674 * @ETH_TEST_FL_EXTERNAL_LB_DONE: Driver performed the external loopback test
677 enum ethtool_test_flags {
678 ETH_TEST_FL_OFFLINE = (1 << 0),
679 ETH_TEST_FL_FAILED = (1 << 1),
680 ETH_TEST_FL_EXTERNAL_LB = (1 << 2),
681 ETH_TEST_FL_EXTERNAL_LB_DONE = (1 << 3),
685 * struct ethtool_test - device self-test invocation
686 * @cmd: Command number = %ETHTOOL_TEST
687 * @flags: A bitmask of flags from &enum ethtool_test_flags. Some
688 * flags may be set by the user on entry; others may be set by
689 * the driver on return.
690 * @len: On return, the number of test results
691 * @data: Array of test results
693 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the
694 * number of test results that will be returned. They must allocate a
695 * buffer of the appropriate size (8 * number of results) immediately
696 * following this structure.
698 struct ethtool_test {
707 * struct ethtool_stats - device-specific statistics
708 * @cmd: Command number = %ETHTOOL_GSTATS
709 * @n_stats: On return, the number of statistics
710 * @data: Array of statistics
712 * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the
713 * number of statistics that will be returned. They must allocate a
714 * buffer of the appropriate size (8 * number of statistics)
715 * immediately following this structure.
717 struct ethtool_stats {
724 * struct ethtool_perm_addr - permanent hardware address
725 * @cmd: Command number = %ETHTOOL_GPERMADDR
726 * @size: On entry, the size of the buffer. On return, the size of the
727 * address. The command fails if the buffer is too small.
728 * @data: Buffer for the address
730 * Users must allocate the buffer immediately following this structure.
731 * A buffer size of %MAX_ADDR_LEN should be sufficient for any address
734 struct ethtool_perm_addr {
740 /* boolean flags controlling per-interface behavior characteristics.
741 * When reading, the flag indicates whether or not a certain behavior
742 * is enabled/present. When writing, the flag indicates whether
743 * or not the driver should turn on (set) or off (clear) a behavior.
745 * Some behaviors may read-only (unconditionally absent or present).
746 * If such is the case, return EINVAL in the set-flags operation if the
747 * flag differs from the read-only value.
750 ETH_FLAG_TXVLAN = (1 << 7), /* TX VLAN offload enabled */
751 ETH_FLAG_RXVLAN = (1 << 8), /* RX VLAN offload enabled */
752 ETH_FLAG_LRO = (1 << 15), /* LRO is enabled */
753 ETH_FLAG_NTUPLE = (1 << 27), /* N-tuple filters enabled */
754 ETH_FLAG_RXHASH = (1 << 28),
757 /* The following structures are for supporting RX network flow
758 * classification and RX n-tuple configuration. Note, all multibyte
759 * fields, e.g., ip4src, ip4dst, psrc, pdst, spi, etc. are expected to
760 * be in network byte order.
764 * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc.
765 * @ip4src: Source host
766 * @ip4dst: Destination host
768 * @pdst: Destination port
769 * @tos: Type-of-service
771 * This can be used to specify a TCP/IPv4, UDP/IPv4 or SCTP/IPv4 flow.
773 struct ethtool_tcpip4_spec {
782 * struct ethtool_ah_espip4_spec - flow specification for IPsec/IPv4
783 * @ip4src: Source host
784 * @ip4dst: Destination host
785 * @spi: Security parameters index
786 * @tos: Type-of-service
788 * This can be used to specify an IPsec transport or tunnel over IPv4.
790 struct ethtool_ah_espip4_spec {
797 #define ETH_RX_NFC_IP4 1
800 * struct ethtool_usrip4_spec - general flow specification for IPv4
801 * @ip4src: Source host
802 * @ip4dst: Destination host
803 * @l4_4_bytes: First 4 bytes of transport (layer 4) header
804 * @tos: Type-of-service
805 * @ip_ver: Value must be %ETH_RX_NFC_IP4; mask must be 0
806 * @proto: Transport protocol number; mask must be 0
808 struct ethtool_usrip4_spec {
818 * struct ethtool_tcpip6_spec - flow specification for TCP/IPv6 etc.
819 * @ip6src: Source host
820 * @ip6dst: Destination host
822 * @pdst: Destination port
823 * @tclass: Traffic Class
825 * This can be used to specify a TCP/IPv6, UDP/IPv6 or SCTP/IPv6 flow.
827 struct ethtool_tcpip6_spec {
836 * struct ethtool_ah_espip6_spec - flow specification for IPsec/IPv6
837 * @ip6src: Source host
838 * @ip6dst: Destination host
839 * @spi: Security parameters index
840 * @tclass: Traffic Class
842 * This can be used to specify an IPsec transport or tunnel over IPv6.
844 struct ethtool_ah_espip6_spec {
852 * struct ethtool_usrip6_spec - general flow specification for IPv6
853 * @ip6src: Source host
854 * @ip6dst: Destination host
855 * @l4_4_bytes: First 4 bytes of transport (layer 4) header
856 * @tclass: Traffic Class
857 * @l4_proto: Transport protocol number (nexthdr after any Extension Headers)
859 struct ethtool_usrip6_spec {
867 union ethtool_flow_union {
868 struct ethtool_tcpip4_spec tcp_ip4_spec;
869 struct ethtool_tcpip4_spec udp_ip4_spec;
870 struct ethtool_tcpip4_spec sctp_ip4_spec;
871 struct ethtool_ah_espip4_spec ah_ip4_spec;
872 struct ethtool_ah_espip4_spec esp_ip4_spec;
873 struct ethtool_usrip4_spec usr_ip4_spec;
874 struct ethtool_tcpip6_spec tcp_ip6_spec;
875 struct ethtool_tcpip6_spec udp_ip6_spec;
876 struct ethtool_tcpip6_spec sctp_ip6_spec;
877 struct ethtool_ah_espip6_spec ah_ip6_spec;
878 struct ethtool_ah_espip6_spec esp_ip6_spec;
879 struct ethtool_usrip6_spec usr_ip6_spec;
880 struct ethhdr ether_spec;
885 * struct ethtool_flow_ext - additional RX flow fields
886 * @h_dest: destination MAC address
887 * @vlan_etype: VLAN EtherType
888 * @vlan_tci: VLAN tag control information
889 * @data: user defined data
891 * Note, @vlan_etype, @vlan_tci, and @data are only valid if %FLOW_EXT
892 * is set in &struct ethtool_rx_flow_spec @flow_type.
893 * @h_dest is valid if %FLOW_MAC_EXT is set.
895 struct ethtool_flow_ext {
897 unsigned char h_dest[ETH_ALEN];
904 * struct ethtool_rx_flow_spec - classification rule for RX flows
905 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW
906 * @h_u: Flow fields to match (dependent on @flow_type)
907 * @h_ext: Additional fields to match
908 * @m_u: Masks for flow field bits to be matched
909 * @m_ext: Masks for additional field bits to be matched
910 * Note, all additional fields must be ignored unless @flow_type
911 * includes the %FLOW_EXT or %FLOW_MAC_EXT flag
912 * (see &struct ethtool_flow_ext description).
913 * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC
914 * if packets should be discarded, or %RX_CLS_FLOW_WAKE if the
915 * packets should be used for Wake-on-LAN with %WAKE_FILTER
916 * @location: Location of rule in the table. Locations must be
917 * numbered such that a flow matching multiple rules will be
918 * classified according to the first (lowest numbered) rule.
920 struct ethtool_rx_flow_spec {
922 union ethtool_flow_union h_u;
923 struct ethtool_flow_ext h_ext;
924 union ethtool_flow_union m_u;
925 struct ethtool_flow_ext m_ext;
930 /* How rings are laid out when accessing virtual functions or
931 * offloaded queues is device specific. To allow users to do flow
932 * steering and specify these queues the ring cookie is partitioned
933 * into a 32bit queue index with an 8 bit virtual function id.
934 * This also leaves the 3bytes for further specifiers. It is possible
935 * future devices may support more than 256 virtual functions if
936 * devices start supporting PCIe w/ARI. However at the moment I
937 * do not know of any devices that support this so I do not reserve
938 * space for this at this time. If a future patch consumes the next
939 * byte it should be aware of this possibility.
941 #define ETHTOOL_RX_FLOW_SPEC_RING 0x00000000FFFFFFFFLL
942 #define ETHTOOL_RX_FLOW_SPEC_RING_VF 0x000000FF00000000LL
943 #define ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF 32
944 static inline __u64 ethtool_get_flow_spec_ring(__u64 ring_cookie)
946 return ETHTOOL_RX_FLOW_SPEC_RING & ring_cookie;
949 static inline __u64 ethtool_get_flow_spec_ring_vf(__u64 ring_cookie)
951 return (ETHTOOL_RX_FLOW_SPEC_RING_VF & ring_cookie) >>
952 ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF;
956 * struct ethtool_rxnfc - command to get or set RX flow classification rules
957 * @cmd: Specific command number - %ETHTOOL_GRXFH, %ETHTOOL_SRXFH,
958 * %ETHTOOL_GRXRINGS, %ETHTOOL_GRXCLSRLCNT, %ETHTOOL_GRXCLSRULE,
959 * %ETHTOOL_GRXCLSRLALL, %ETHTOOL_SRXCLSRLDEL or %ETHTOOL_SRXCLSRLINS
960 * @flow_type: Type of flow to be affected, e.g. %TCP_V4_FLOW
961 * @data: Command-dependent value
962 * @fs: Flow classification rule
963 * @rss_context: RSS context to be affected
964 * @rule_cnt: Number of rules to be affected
965 * @rule_locs: Array of used rule locations
967 * For %ETHTOOL_GRXFH and %ETHTOOL_SRXFH, @data is a bitmask indicating
968 * the fields included in the flow hash, e.g. %RXH_IP_SRC. The following
969 * structure fields must not be used, except that if @flow_type includes
970 * the %FLOW_RSS flag, then @rss_context determines which RSS context to
973 * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues
976 * For %ETHTOOL_GRXCLSRLCNT, @rule_cnt is set to the number of defined
977 * rules on return. If @data is non-zero on return then it is the
978 * size of the rule table, plus the flag %RX_CLS_LOC_SPECIAL if the
979 * driver supports any special location values. If that flag is not
980 * set in @data then special location values should not be used.
982 * For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the location of an
983 * existing rule on entry and @fs contains the rule on return; if
984 * @fs.@flow_type includes the %FLOW_RSS flag, then @rss_context is
985 * filled with the RSS context ID associated with the rule.
987 * For %ETHTOOL_GRXCLSRLALL, @rule_cnt specifies the array size of the
988 * user buffer for @rule_locs on entry. On return, @data is the size
989 * of the rule table, @rule_cnt is the number of defined rules, and
990 * @rule_locs contains the locations of the defined rules. Drivers
991 * must use the second parameter to get_rxnfc() instead of @rule_locs.
993 * For %ETHTOOL_SRXCLSRLINS, @fs specifies the rule to add or update.
994 * @fs.@location either specifies the location to use or is a special
995 * location value with %RX_CLS_LOC_SPECIAL flag set. On return,
996 * @fs.@location is the actual rule location. If @fs.@flow_type
997 * includes the %FLOW_RSS flag, @rss_context is the RSS context ID to
998 * use for flow spreading traffic which matches this rule. The value
999 * from the rxfh indirection table will be added to @fs.@ring_cookie
1000 * to choose which ring to deliver to.
1002 * For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the location of an
1003 * existing rule on entry.
1005 * A driver supporting the special location values for
1006 * %ETHTOOL_SRXCLSRLINS may add the rule at any suitable unused
1007 * location, and may remove a rule at a later location (lower
1008 * priority) that matches exactly the same set of flows. The special
1009 * values are %RX_CLS_LOC_ANY, selecting any location;
1010 * %RX_CLS_LOC_FIRST, selecting the first suitable location (maximum
1011 * priority); and %RX_CLS_LOC_LAST, selecting the last suitable
1012 * location (minimum priority). Additional special values may be
1013 * defined in future and drivers must return -%EINVAL for any
1014 * unrecognised value.
1016 struct ethtool_rxnfc {
1020 struct ethtool_rx_flow_spec fs;
1030 * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection
1031 * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR
1032 * @size: On entry, the array size of the user buffer, which may be zero.
1033 * On return from %ETHTOOL_GRXFHINDIR, the array size of the hardware
1034 * indirection table.
1035 * @ring_index: RX ring/queue index for each hash value
1037 * For %ETHTOOL_GRXFHINDIR, a @size of zero means that only the size
1038 * should be returned. For %ETHTOOL_SRXFHINDIR, a @size of zero means
1039 * the table should be reset to default values. This last feature
1040 * is not supported by the original implementations.
1042 struct ethtool_rxfh_indir {
1045 __u32 ring_index[0];
1049 * struct ethtool_rxfh - command to get/set RX flow hash indir or/and hash key.
1050 * @cmd: Specific command number - %ETHTOOL_GRSSH or %ETHTOOL_SRSSH
1051 * @rss_context: RSS context identifier. Context 0 is the default for normal
1052 * traffic; other contexts can be referenced as the destination for RX flow
1053 * classification rules. %ETH_RXFH_CONTEXT_ALLOC is used with command
1054 * %ETHTOOL_SRSSH to allocate a new RSS context; on return this field will
1055 * contain the ID of the newly allocated context.
1056 * @indir_size: On entry, the array size of the user buffer for the
1057 * indirection table, which may be zero, or (for %ETHTOOL_SRSSH),
1058 * %ETH_RXFH_INDIR_NO_CHANGE. On return from %ETHTOOL_GRSSH,
1059 * the array size of the hardware indirection table.
1060 * @key_size: On entry, the array size of the user buffer for the hash key,
1061 * which may be zero. On return from %ETHTOOL_GRSSH, the size of the
1062 * hardware hash key.
1063 * @hfunc: Defines the current RSS hash function used by HW (or to be set to).
1064 * Valid values are one of the %ETH_RSS_HASH_*.
1065 * @rsvd: Reserved for future extensions.
1066 * @rss_config: RX ring/queue index for each hash value i.e., indirection table
1067 * of @indir_size __u32 elements, followed by hash key of @key_size
1070 * For %ETHTOOL_GRSSH, a @indir_size and key_size of zero means that only the
1071 * size should be returned. For %ETHTOOL_SRSSH, an @indir_size of
1072 * %ETH_RXFH_INDIR_NO_CHANGE means that indir table setting is not requested
1073 * and a @indir_size of zero means the indir table should be reset to default
1074 * values (if @rss_context == 0) or that the RSS context should be deleted.
1075 * An hfunc of zero means that hash function setting is not requested.
1077 struct ethtool_rxfh {
1085 __u32 rss_config[0];
1087 #define ETH_RXFH_CONTEXT_ALLOC 0xffffffff
1088 #define ETH_RXFH_INDIR_NO_CHANGE 0xffffffff
1091 * struct ethtool_rx_ntuple_flow_spec - specification for RX flow filter
1092 * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW
1093 * @h_u: Flow field values to match (dependent on @flow_type)
1094 * @m_u: Masks for flow field value bits to be ignored
1095 * @vlan_tag: VLAN tag to match
1096 * @vlan_tag_mask: Mask for VLAN tag bits to be ignored
1097 * @data: Driver-dependent data to match
1098 * @data_mask: Mask for driver-dependent data bits to be ignored
1099 * @action: RX ring/queue index to deliver to (non-negative) or other action
1100 * (negative, e.g. %ETHTOOL_RXNTUPLE_ACTION_DROP)
1102 * For flow types %TCP_V4_FLOW, %UDP_V4_FLOW and %SCTP_V4_FLOW, where
1103 * a field value and mask are both zero this is treated as if all mask
1104 * bits are set i.e. the field is ignored.
1106 struct ethtool_rx_ntuple_flow_spec {
1109 struct ethtool_tcpip4_spec tcp_ip4_spec;
1110 struct ethtool_tcpip4_spec udp_ip4_spec;
1111 struct ethtool_tcpip4_spec sctp_ip4_spec;
1112 struct ethtool_ah_espip4_spec ah_ip4_spec;
1113 struct ethtool_ah_espip4_spec esp_ip4_spec;
1114 struct ethtool_usrip4_spec usr_ip4_spec;
1115 struct ethhdr ether_spec;
1120 __u16 vlan_tag_mask;
1125 #define ETHTOOL_RXNTUPLE_ACTION_DROP (-1) /* drop packet */
1126 #define ETHTOOL_RXNTUPLE_ACTION_CLEAR (-2) /* clear filter */
1130 * struct ethtool_rx_ntuple - command to set or clear RX flow filter
1131 * @cmd: Command number - %ETHTOOL_SRXNTUPLE
1132 * @fs: Flow filter specification
1134 struct ethtool_rx_ntuple {
1136 struct ethtool_rx_ntuple_flow_spec fs;
1139 #define ETHTOOL_FLASH_MAX_FILENAME 128
1140 enum ethtool_flash_op_type {
1141 ETHTOOL_FLASH_ALL_REGIONS = 0,
1144 /* for passing firmware flashing related parameters */
1145 struct ethtool_flash {
1148 char data[ETHTOOL_FLASH_MAX_FILENAME];
1152 * struct ethtool_dump - used for retrieving, setting device dump
1153 * @cmd: Command number - %ETHTOOL_GET_DUMP_FLAG, %ETHTOOL_GET_DUMP_DATA, or
1155 * @version: FW version of the dump, filled in by driver
1156 * @flag: driver dependent flag for dump setting, filled in by driver during
1157 * get and filled in by ethtool for set operation.
1158 * flag must be initialized by macro ETH_FW_DUMP_DISABLE value when
1159 * firmware dump is disabled.
1160 * @len: length of dump data, used as the length of the user buffer on entry to
1161 * %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver
1162 * for %ETHTOOL_GET_DUMP_FLAG command
1163 * @data: data collected for get dump data operation
1165 struct ethtool_dump {
1173 #define ETH_FW_DUMP_DISABLE 0
1175 /* for returning and changing feature sets */
1178 * struct ethtool_get_features_block - block with state of 32 features
1179 * @available: mask of changeable features
1180 * @requested: mask of features requested to be enabled if possible
1181 * @active: mask of currently enabled features
1182 * @never_changed: mask of features not changeable for any device
1184 struct ethtool_get_features_block {
1188 __u32 never_changed;
1192 * struct ethtool_gfeatures - command to get state of device's features
1193 * @cmd: command number = %ETHTOOL_GFEATURES
1194 * @size: On entry, the number of elements in the features[] array;
1195 * on return, the number of elements in features[] needed to hold
1197 * @features: state of features
1199 struct ethtool_gfeatures {
1202 struct ethtool_get_features_block features[0];
1206 * struct ethtool_set_features_block - block with request for 32 features
1207 * @valid: mask of features to be changed
1208 * @requested: values of features to be changed
1210 struct ethtool_set_features_block {
1216 * struct ethtool_sfeatures - command to request change in device's features
1217 * @cmd: command number = %ETHTOOL_SFEATURES
1218 * @size: array size of the features[] array
1219 * @features: feature change masks
1221 struct ethtool_sfeatures {
1224 struct ethtool_set_features_block features[0];
1228 * struct ethtool_ts_info - holds a device's timestamping and PHC association
1229 * @cmd: command number = %ETHTOOL_GET_TS_INFO
1230 * @so_timestamping: bit mask of the sum of the supported SO_TIMESTAMPING flags
1231 * @phc_index: device index of the associated PHC, or -1 if there is none
1232 * @tx_types: bit mask of the supported hwtstamp_tx_types enumeration values
1233 * @rx_filters: bit mask of the supported hwtstamp_rx_filters enumeration values
1235 * The bits in the 'tx_types' and 'rx_filters' fields correspond to
1236 * the 'hwtstamp_tx_types' and 'hwtstamp_rx_filters' enumeration values,
1237 * respectively. For example, if the device supports HWTSTAMP_TX_ON,
1238 * then (1 << HWTSTAMP_TX_ON) in 'tx_types' will be set.
1240 * Drivers should only report the filters they actually support without
1241 * upscaling in the SIOCSHWTSTAMP ioctl. If the SIOCSHWSTAMP request for
1242 * HWTSTAMP_FILTER_V1_SYNC is supported by HWTSTAMP_FILTER_V1_EVENT, then the
1243 * driver should only report HWTSTAMP_FILTER_V1_EVENT in this op.
1245 struct ethtool_ts_info {
1247 __u32 so_timestamping;
1250 __u32 tx_reserved[3];
1252 __u32 rx_reserved[3];
1256 * %ETHTOOL_SFEATURES changes features present in features[].valid to the
1257 * values of corresponding bits in features[].requested. Bits in .requested
1258 * not set in .valid or not changeable are ignored.
1260 * Returns %EINVAL when .valid contains undefined or never-changeable bits
1261 * or size is not equal to required number of features words (32-bit blocks).
1262 * Returns >= 0 if request was completed; bits set in the value mean:
1263 * %ETHTOOL_F_UNSUPPORTED - there were bits set in .valid that are not
1264 * changeable (not present in %ETHTOOL_GFEATURES' features[].available)
1265 * those bits were ignored.
1266 * %ETHTOOL_F_WISH - some or all changes requested were recorded but the
1267 * resulting state of bits masked by .valid is not equal to .requested.
1268 * Probably there are other device-specific constraints on some features
1269 * in the set. When %ETHTOOL_F_UNSUPPORTED is set, .valid is considered
1270 * here as though ignored bits were cleared.
1271 * %ETHTOOL_F_COMPAT - some or all changes requested were made by calling
1272 * compatibility functions. Requested offload state cannot be properly
1273 * managed by kernel.
1275 * Meaning of bits in the masks are obtained by %ETHTOOL_GSSET_INFO (number of
1276 * bits in the arrays - always multiple of 32) and %ETHTOOL_GSTRINGS commands
1277 * for ETH_SS_FEATURES string set. First entry in the table corresponds to least
1278 * significant bit in features[0] fields. Empty strings mark undefined features.
1280 enum ethtool_sfeatures_retval_bits {
1281 ETHTOOL_F_UNSUPPORTED__BIT,
1282 ETHTOOL_F_WISH__BIT,
1283 ETHTOOL_F_COMPAT__BIT,
1286 #define ETHTOOL_F_UNSUPPORTED (1 << ETHTOOL_F_UNSUPPORTED__BIT)
1287 #define ETHTOOL_F_WISH (1 << ETHTOOL_F_WISH__BIT)
1288 #define ETHTOOL_F_COMPAT (1 << ETHTOOL_F_COMPAT__BIT)
1290 #define MAX_NUM_QUEUE 4096
1293 * struct ethtool_per_queue_op - apply sub command to the queues in mask.
1294 * @cmd: ETHTOOL_PERQUEUE
1295 * @sub_command: the sub command which apply to each queues
1296 * @queue_mask: Bitmap of the queues which sub command apply to
1297 * @data: A complete command structure following for each of the queues addressed
1299 struct ethtool_per_queue_op {
1302 __u32 queue_mask[__KERNEL_DIV_ROUND_UP(MAX_NUM_QUEUE, 32)];
1307 * struct ethtool_fecparam - Ethernet forward error correction(fec) parameters
1308 * @cmd: Command number = %ETHTOOL_GFECPARAM or %ETHTOOL_SFECPARAM
1309 * @active_fec: FEC mode which is active on porte
1310 * @fec: Bitmask of supported/configured FEC modes
1311 * @rsvd: Reserved for future extensions. i.e FEC bypass feature.
1313 * Drivers should reject a non-zero setting of @autoneg when
1314 * autoneogotiation is disabled (or not supported) for the link.
1317 struct ethtool_fecparam {
1319 /* bitmask of FEC modes */
1326 * enum ethtool_fec_config_bits - flags definition of ethtool_fec_configuration
1327 * @ETHTOOL_FEC_NONE: FEC mode configuration is not supported
1328 * @ETHTOOL_FEC_AUTO: Default/Best FEC mode provided by driver
1329 * @ETHTOOL_FEC_OFF: No FEC Mode
1330 * @ETHTOOL_FEC_RS: Reed-Solomon Forward Error Detection mode
1331 * @ETHTOOL_FEC_BASER: Base-R/Reed-Solomon Forward Error Detection mode
1333 enum ethtool_fec_config_bits {
1334 ETHTOOL_FEC_NONE_BIT,
1335 ETHTOOL_FEC_AUTO_BIT,
1336 ETHTOOL_FEC_OFF_BIT,
1338 ETHTOOL_FEC_BASER_BIT,
1339 ETHTOOL_FEC_LLRS_BIT,
1342 #define ETHTOOL_FEC_NONE (1 << ETHTOOL_FEC_NONE_BIT)
1343 #define ETHTOOL_FEC_AUTO (1 << ETHTOOL_FEC_AUTO_BIT)
1344 #define ETHTOOL_FEC_OFF (1 << ETHTOOL_FEC_OFF_BIT)
1345 #define ETHTOOL_FEC_RS (1 << ETHTOOL_FEC_RS_BIT)
1346 #define ETHTOOL_FEC_BASER (1 << ETHTOOL_FEC_BASER_BIT)
1347 #define ETHTOOL_FEC_LLRS (1 << ETHTOOL_FEC_LLRS_BIT)
1349 /* CMDs currently supported */
1350 #define ETHTOOL_GSET 0x00000001 /* DEPRECATED, Get settings.
1351 * Please use ETHTOOL_GLINKSETTINGS
1353 #define ETHTOOL_SSET 0x00000002 /* DEPRECATED, Set settings.
1354 * Please use ETHTOOL_SLINKSETTINGS
1356 #define ETHTOOL_GDRVINFO 0x00000003 /* Get driver info. */
1357 #define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */
1358 #define ETHTOOL_GWOL 0x00000005 /* Get wake-on-lan options. */
1359 #define ETHTOOL_SWOL 0x00000006 /* Set wake-on-lan options. */
1360 #define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */
1361 #define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */
1362 #define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */
1363 /* Get link status for host, i.e. whether the interface *and* the
1364 * physical port (if there is one) are up (ethtool_value). */
1365 #define ETHTOOL_GLINK 0x0000000a
1366 #define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */
1367 #define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */
1368 #define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */
1369 #define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */
1370 #define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */
1371 #define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters. */
1372 #define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */
1373 #define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */
1374 #define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */
1375 #define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */
1376 #define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */
1377 #define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */
1378 #define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable
1379 * (ethtool_value) */
1380 #define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable
1381 * (ethtool_value). */
1382 #define ETHTOOL_TEST 0x0000001a /* execute NIC self-test. */
1383 #define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */
1384 #define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */
1385 #define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */
1386 #define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */
1387 #define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */
1388 #define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */
1389 #define ETHTOOL_GUFO 0x00000021 /* Get UFO enable (ethtool_value) */
1390 #define ETHTOOL_SUFO 0x00000022 /* Set UFO enable (ethtool_value) */
1391 #define ETHTOOL_GGSO 0x00000023 /* Get GSO enable (ethtool_value) */
1392 #define ETHTOOL_SGSO 0x00000024 /* Set GSO enable (ethtool_value) */
1393 #define ETHTOOL_GFLAGS 0x00000025 /* Get flags bitmap(ethtool_value) */
1394 #define ETHTOOL_SFLAGS 0x00000026 /* Set flags bitmap(ethtool_value) */
1395 #define ETHTOOL_GPFLAGS 0x00000027 /* Get driver-private flags bitmap */
1396 #define ETHTOOL_SPFLAGS 0x00000028 /* Set driver-private flags bitmap */
1398 #define ETHTOOL_GRXFH 0x00000029 /* Get RX flow hash configuration */
1399 #define ETHTOOL_SRXFH 0x0000002a /* Set RX flow hash configuration */
1400 #define ETHTOOL_GGRO 0x0000002b /* Get GRO enable (ethtool_value) */
1401 #define ETHTOOL_SGRO 0x0000002c /* Set GRO enable (ethtool_value) */
1402 #define ETHTOOL_GRXRINGS 0x0000002d /* Get RX rings available for LB */
1403 #define ETHTOOL_GRXCLSRLCNT 0x0000002e /* Get RX class rule count */
1404 #define ETHTOOL_GRXCLSRULE 0x0000002f /* Get RX classification rule */
1405 #define ETHTOOL_GRXCLSRLALL 0x00000030 /* Get all RX classification rule */
1406 #define ETHTOOL_SRXCLSRLDEL 0x00000031 /* Delete RX classification rule */
1407 #define ETHTOOL_SRXCLSRLINS 0x00000032 /* Insert RX classification rule */
1408 #define ETHTOOL_FLASHDEV 0x00000033 /* Flash firmware to device */
1409 #define ETHTOOL_RESET 0x00000034 /* Reset hardware */
1410 #define ETHTOOL_SRXNTUPLE 0x00000035 /* Add an n-tuple filter to device */
1411 #define ETHTOOL_GRXNTUPLE 0x00000036 /* deprecated */
1412 #define ETHTOOL_GSSET_INFO 0x00000037 /* Get string set info */
1413 #define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */
1414 #define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */
1416 #define ETHTOOL_GFEATURES 0x0000003a /* Get device offload settings */
1417 #define ETHTOOL_SFEATURES 0x0000003b /* Change device offload settings */
1418 #define ETHTOOL_GCHANNELS 0x0000003c /* Get no of channels */
1419 #define ETHTOOL_SCHANNELS 0x0000003d /* Set no of channels */
1420 #define ETHTOOL_SET_DUMP 0x0000003e /* Set dump settings */
1421 #define ETHTOOL_GET_DUMP_FLAG 0x0000003f /* Get dump settings */
1422 #define ETHTOOL_GET_DUMP_DATA 0x00000040 /* Get dump data */
1423 #define ETHTOOL_GET_TS_INFO 0x00000041 /* Get time stamping and PHC info */
1424 #define ETHTOOL_GMODULEINFO 0x00000042 /* Get plug-in module information */
1425 #define ETHTOOL_GMODULEEEPROM 0x00000043 /* Get plug-in module eeprom */
1426 #define ETHTOOL_GEEE 0x00000044 /* Get EEE settings */
1427 #define ETHTOOL_SEEE 0x00000045 /* Set EEE settings */
1429 #define ETHTOOL_GRSSH 0x00000046 /* Get RX flow hash configuration */
1430 #define ETHTOOL_SRSSH 0x00000047 /* Set RX flow hash configuration */
1431 #define ETHTOOL_GTUNABLE 0x00000048 /* Get tunable configuration */
1432 #define ETHTOOL_STUNABLE 0x00000049 /* Set tunable configuration */
1433 #define ETHTOOL_GPHYSTATS 0x0000004a /* get PHY-specific statistics */
1435 #define ETHTOOL_PERQUEUE 0x0000004b /* Set per queue options */
1437 #define ETHTOOL_GLINKSETTINGS 0x0000004c /* Get ethtool_link_settings */
1438 #define ETHTOOL_SLINKSETTINGS 0x0000004d /* Set ethtool_link_settings */
1439 #define ETHTOOL_PHY_GTUNABLE 0x0000004e /* Get PHY tunable configuration */
1440 #define ETHTOOL_PHY_STUNABLE 0x0000004f /* Set PHY tunable configuration */
1441 #define ETHTOOL_GFECPARAM 0x00000050 /* Get FEC settings */
1442 #define ETHTOOL_SFECPARAM 0x00000051 /* Set FEC settings */
1444 /* compatibility with older code */
1445 #define SPARC_ETH_GSET ETHTOOL_GSET
1446 #define SPARC_ETH_SSET ETHTOOL_SSET
1448 /* Link mode bit indices */
1449 enum ethtool_link_mode_bit_indices {
1450 ETHTOOL_LINK_MODE_10baseT_Half_BIT = 0,
1451 ETHTOOL_LINK_MODE_10baseT_Full_BIT = 1,
1452 ETHTOOL_LINK_MODE_100baseT_Half_BIT = 2,
1453 ETHTOOL_LINK_MODE_100baseT_Full_BIT = 3,
1454 ETHTOOL_LINK_MODE_1000baseT_Half_BIT = 4,
1455 ETHTOOL_LINK_MODE_1000baseT_Full_BIT = 5,
1456 ETHTOOL_LINK_MODE_Autoneg_BIT = 6,
1457 ETHTOOL_LINK_MODE_TP_BIT = 7,
1458 ETHTOOL_LINK_MODE_AUI_BIT = 8,
1459 ETHTOOL_LINK_MODE_MII_BIT = 9,
1460 ETHTOOL_LINK_MODE_FIBRE_BIT = 10,
1461 ETHTOOL_LINK_MODE_BNC_BIT = 11,
1462 ETHTOOL_LINK_MODE_10000baseT_Full_BIT = 12,
1463 ETHTOOL_LINK_MODE_Pause_BIT = 13,
1464 ETHTOOL_LINK_MODE_Asym_Pause_BIT = 14,
1465 ETHTOOL_LINK_MODE_2500baseX_Full_BIT = 15,
1466 ETHTOOL_LINK_MODE_Backplane_BIT = 16,
1467 ETHTOOL_LINK_MODE_1000baseKX_Full_BIT = 17,
1468 ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT = 18,
1469 ETHTOOL_LINK_MODE_10000baseKR_Full_BIT = 19,
1470 ETHTOOL_LINK_MODE_10000baseR_FEC_BIT = 20,
1471 ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT = 21,
1472 ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT = 22,
1473 ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT = 23,
1474 ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT = 24,
1475 ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT = 25,
1476 ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT = 26,
1477 ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT = 27,
1478 ETHTOOL_LINK_MODE_56000baseCR4_Full_BIT = 28,
1479 ETHTOOL_LINK_MODE_56000baseSR4_Full_BIT = 29,
1480 ETHTOOL_LINK_MODE_56000baseLR4_Full_BIT = 30,
1481 ETHTOOL_LINK_MODE_25000baseCR_Full_BIT = 31,
1483 /* Last allowed bit for __ETHTOOL_LINK_MODE_LEGACY_MASK is bit
1484 * 31. Please do NOT define any SUPPORTED_* or ADVERTISED_*
1485 * macro for bits > 31. The only way to use indices > 31 is to
1486 * use the new ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API.
1489 ETHTOOL_LINK_MODE_25000baseKR_Full_BIT = 32,
1490 ETHTOOL_LINK_MODE_25000baseSR_Full_BIT = 33,
1491 ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT = 34,
1492 ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT = 35,
1493 ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT = 36,
1494 ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT = 37,
1495 ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT = 38,
1496 ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT = 39,
1497 ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT = 40,
1498 ETHTOOL_LINK_MODE_1000baseX_Full_BIT = 41,
1499 ETHTOOL_LINK_MODE_10000baseCR_Full_BIT = 42,
1500 ETHTOOL_LINK_MODE_10000baseSR_Full_BIT = 43,
1501 ETHTOOL_LINK_MODE_10000baseLR_Full_BIT = 44,
1502 ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT = 45,
1503 ETHTOOL_LINK_MODE_10000baseER_Full_BIT = 46,
1504 ETHTOOL_LINK_MODE_2500baseT_Full_BIT = 47,
1505 ETHTOOL_LINK_MODE_5000baseT_Full_BIT = 48,
1507 ETHTOOL_LINK_MODE_FEC_NONE_BIT = 49,
1508 ETHTOOL_LINK_MODE_FEC_RS_BIT = 50,
1509 ETHTOOL_LINK_MODE_FEC_BASER_BIT = 51,
1510 ETHTOOL_LINK_MODE_50000baseKR_Full_BIT = 52,
1511 ETHTOOL_LINK_MODE_50000baseSR_Full_BIT = 53,
1512 ETHTOOL_LINK_MODE_50000baseCR_Full_BIT = 54,
1513 ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT = 55,
1514 ETHTOOL_LINK_MODE_50000baseDR_Full_BIT = 56,
1515 ETHTOOL_LINK_MODE_100000baseKR2_Full_BIT = 57,
1516 ETHTOOL_LINK_MODE_100000baseSR2_Full_BIT = 58,
1517 ETHTOOL_LINK_MODE_100000baseCR2_Full_BIT = 59,
1518 ETHTOOL_LINK_MODE_100000baseLR2_ER2_FR2_Full_BIT = 60,
1519 ETHTOOL_LINK_MODE_100000baseDR2_Full_BIT = 61,
1520 ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT = 62,
1521 ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT = 63,
1522 ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT = 64,
1523 ETHTOOL_LINK_MODE_200000baseDR4_Full_BIT = 65,
1524 ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT = 66,
1525 ETHTOOL_LINK_MODE_100baseT1_Full_BIT = 67,
1526 ETHTOOL_LINK_MODE_1000baseT1_Full_BIT = 68,
1527 ETHTOOL_LINK_MODE_400000baseKR8_Full_BIT = 69,
1528 ETHTOOL_LINK_MODE_400000baseSR8_Full_BIT = 70,
1529 ETHTOOL_LINK_MODE_400000baseLR8_ER8_FR8_Full_BIT = 71,
1530 ETHTOOL_LINK_MODE_400000baseDR8_Full_BIT = 72,
1531 ETHTOOL_LINK_MODE_400000baseCR8_Full_BIT = 73,
1532 ETHTOOL_LINK_MODE_FEC_LLRS_BIT = 74,
1533 /* must be last entry */
1534 __ETHTOOL_LINK_MODE_MASK_NBITS
1537 #define __ETHTOOL_LINK_MODE_LEGACY_MASK(base_name) \
1538 (1UL << (ETHTOOL_LINK_MODE_ ## base_name ## _BIT))
1540 /* DEPRECATED macros. Please migrate to
1541 * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT
1542 * define any new SUPPORTED_* macro for bits > 31.
1544 #define SUPPORTED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half)
1545 #define SUPPORTED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full)
1546 #define SUPPORTED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half)
1547 #define SUPPORTED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full)
1548 #define SUPPORTED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half)
1549 #define SUPPORTED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full)
1550 #define SUPPORTED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg)
1551 #define SUPPORTED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP)
1552 #define SUPPORTED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI)
1553 #define SUPPORTED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII)
1554 #define SUPPORTED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE)
1555 #define SUPPORTED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC)
1556 #define SUPPORTED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full)
1557 #define SUPPORTED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause)
1558 #define SUPPORTED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause)
1559 #define SUPPORTED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full)
1560 #define SUPPORTED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane)
1561 #define SUPPORTED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full)
1562 #define SUPPORTED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full)
1563 #define SUPPORTED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full)
1564 #define SUPPORTED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC)
1565 #define SUPPORTED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full)
1566 #define SUPPORTED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full)
1567 #define SUPPORTED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full)
1568 #define SUPPORTED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full)
1569 #define SUPPORTED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full)
1570 #define SUPPORTED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full)
1571 #define SUPPORTED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full)
1572 #define SUPPORTED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full)
1573 #define SUPPORTED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full)
1574 #define SUPPORTED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full)
1575 /* Please do not define any new SUPPORTED_* macro for bits > 31, see
1580 * DEPRECATED macros. Please migrate to
1581 * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT
1582 * define any new ADERTISE_* macro for bits > 31.
1584 #define ADVERTISED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half)
1585 #define ADVERTISED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full)
1586 #define ADVERTISED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half)
1587 #define ADVERTISED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full)
1588 #define ADVERTISED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half)
1589 #define ADVERTISED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full)
1590 #define ADVERTISED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg)
1591 #define ADVERTISED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP)
1592 #define ADVERTISED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI)
1593 #define ADVERTISED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII)
1594 #define ADVERTISED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE)
1595 #define ADVERTISED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC)
1596 #define ADVERTISED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full)
1597 #define ADVERTISED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause)
1598 #define ADVERTISED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause)
1599 #define ADVERTISED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full)
1600 #define ADVERTISED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane)
1601 #define ADVERTISED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full)
1602 #define ADVERTISED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full)
1603 #define ADVERTISED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full)
1604 #define ADVERTISED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC)
1605 #define ADVERTISED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full)
1606 #define ADVERTISED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full)
1607 #define ADVERTISED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full)
1608 #define ADVERTISED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full)
1609 #define ADVERTISED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full)
1610 #define ADVERTISED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full)
1611 #define ADVERTISED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full)
1612 #define ADVERTISED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full)
1613 #define ADVERTISED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full)
1614 #define ADVERTISED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full)
1615 /* Please do not define any new ADVERTISED_* macro for bits > 31, see
1619 /* The following are all involved in forcing a particular link
1620 * mode for the device for setting things. When getting the
1621 * devices settings, these indicate the current mode and whether
1622 * it was forced up into this mode or autonegotiated.
1625 /* The forced speed, in units of 1Mb. All values 0 to INT_MAX are legal.
1626 * Update drivers/net/phy/phy.c:phy_speed_to_str() and
1627 * drivers/net/bonding/bond_3ad.c:__get_link_speed() when adding new values.
1630 #define SPEED_100 100
1631 #define SPEED_1000 1000
1632 #define SPEED_2500 2500
1633 #define SPEED_5000 5000
1634 #define SPEED_10000 10000
1635 #define SPEED_14000 14000
1636 #define SPEED_20000 20000
1637 #define SPEED_25000 25000
1638 #define SPEED_40000 40000
1639 #define SPEED_50000 50000
1640 #define SPEED_56000 56000
1641 #define SPEED_100000 100000
1642 #define SPEED_200000 200000
1643 #define SPEED_400000 400000
1645 #define SPEED_UNKNOWN -1
1647 static inline int ethtool_validate_speed(__u32 speed)
1649 return speed <= INT_MAX || speed == (__u32)SPEED_UNKNOWN;
1652 /* Duplex, half or full. */
1653 #define DUPLEX_HALF 0x00
1654 #define DUPLEX_FULL 0x01
1655 #define DUPLEX_UNKNOWN 0xff
1657 static inline int ethtool_validate_duplex(__u8 duplex)
1662 case DUPLEX_UNKNOWN:
1669 /* Which connector port. */
1670 #define PORT_TP 0x00
1671 #define PORT_AUI 0x01
1672 #define PORT_MII 0x02
1673 #define PORT_FIBRE 0x03
1674 #define PORT_BNC 0x04
1675 #define PORT_DA 0x05
1676 #define PORT_NONE 0xef
1677 #define PORT_OTHER 0xff
1679 /* Which transceiver to use. */
1680 #define XCVR_INTERNAL 0x00 /* PHY and MAC are in the same package */
1681 #define XCVR_EXTERNAL 0x01 /* PHY and MAC are in different packages */
1682 #define XCVR_DUMMY1 0x02
1683 #define XCVR_DUMMY2 0x03
1684 #define XCVR_DUMMY3 0x04
1686 /* Enable or disable autonegotiation. */
1687 #define AUTONEG_DISABLE 0x00
1688 #define AUTONEG_ENABLE 0x01
1690 /* MDI or MDI-X status/control - if MDI/MDI_X/AUTO is set then
1691 * the driver is required to renegotiate link
1693 #define ETH_TP_MDI_INVALID 0x00 /* status: unknown; control: unsupported */
1694 #define ETH_TP_MDI 0x01 /* status: MDI; control: force MDI */
1695 #define ETH_TP_MDI_X 0x02 /* status: MDI-X; control: force MDI-X */
1696 #define ETH_TP_MDI_AUTO 0x03 /* control: auto-select */
1698 /* Wake-On-Lan options. */
1699 #define WAKE_PHY (1 << 0)
1700 #define WAKE_UCAST (1 << 1)
1701 #define WAKE_MCAST (1 << 2)
1702 #define WAKE_BCAST (1 << 3)
1703 #define WAKE_ARP (1 << 4)
1704 #define WAKE_MAGIC (1 << 5)
1705 #define WAKE_MAGICSECURE (1 << 6) /* only meaningful if WAKE_MAGIC */
1706 #define WAKE_FILTER (1 << 7)
1708 #define WOL_MODE_COUNT 8
1710 /* L2-L4 network traffic flow types */
1711 #define TCP_V4_FLOW 0x01 /* hash or spec (tcp_ip4_spec) */
1712 #define UDP_V4_FLOW 0x02 /* hash or spec (udp_ip4_spec) */
1713 #define SCTP_V4_FLOW 0x03 /* hash or spec (sctp_ip4_spec) */
1714 #define AH_ESP_V4_FLOW 0x04 /* hash only */
1715 #define TCP_V6_FLOW 0x05 /* hash or spec (tcp_ip6_spec; nfc only) */
1716 #define UDP_V6_FLOW 0x06 /* hash or spec (udp_ip6_spec; nfc only) */
1717 #define SCTP_V6_FLOW 0x07 /* hash or spec (sctp_ip6_spec; nfc only) */
1718 #define AH_ESP_V6_FLOW 0x08 /* hash only */
1719 #define AH_V4_FLOW 0x09 /* hash or spec (ah_ip4_spec) */
1720 #define ESP_V4_FLOW 0x0a /* hash or spec (esp_ip4_spec) */
1721 #define AH_V6_FLOW 0x0b /* hash or spec (ah_ip6_spec; nfc only) */
1722 #define ESP_V6_FLOW 0x0c /* hash or spec (esp_ip6_spec; nfc only) */
1723 #define IPV4_USER_FLOW 0x0d /* spec only (usr_ip4_spec) */
1724 #define IP_USER_FLOW IPV4_USER_FLOW
1725 #define IPV6_USER_FLOW 0x0e /* spec only (usr_ip6_spec; nfc only) */
1726 #define IPV4_FLOW 0x10 /* hash only */
1727 #define IPV6_FLOW 0x11 /* hash only */
1728 #define ETHER_FLOW 0x12 /* spec only (ether_spec) */
1729 /* Flag to enable additional fields in struct ethtool_rx_flow_spec */
1730 #define FLOW_EXT 0x80000000
1731 #define FLOW_MAC_EXT 0x40000000
1732 /* Flag to enable RSS spreading of traffic matching rule (nfc only) */
1733 #define FLOW_RSS 0x20000000
1735 /* L3-L4 network traffic flow hash options */
1736 #define RXH_L2DA (1 << 1)
1737 #define RXH_VLAN (1 << 2)
1738 #define RXH_L3_PROTO (1 << 3)
1739 #define RXH_IP_SRC (1 << 4)
1740 #define RXH_IP_DST (1 << 5)
1741 #define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */
1742 #define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */
1743 #define RXH_DISCARD (1 << 31)
1745 #define RX_CLS_FLOW_DISC 0xffffffffffffffffULL
1746 #define RX_CLS_FLOW_WAKE 0xfffffffffffffffeULL
1748 /* Special RX classification rule insert location values */
1749 #define RX_CLS_LOC_SPECIAL 0x80000000 /* flag */
1750 #define RX_CLS_LOC_ANY 0xffffffff
1751 #define RX_CLS_LOC_FIRST 0xfffffffe
1752 #define RX_CLS_LOC_LAST 0xfffffffd
1754 /* EEPROM Standards for plug in modules */
1755 #define ETH_MODULE_SFF_8079 0x1
1756 #define ETH_MODULE_SFF_8079_LEN 256
1757 #define ETH_MODULE_SFF_8472 0x2
1758 #define ETH_MODULE_SFF_8472_LEN 512
1759 #define ETH_MODULE_SFF_8636 0x3
1760 #define ETH_MODULE_SFF_8636_LEN 256
1761 #define ETH_MODULE_SFF_8436 0x4
1762 #define ETH_MODULE_SFF_8436_LEN 256
1764 #define ETH_MODULE_SFF_8636_MAX_LEN 640
1765 #define ETH_MODULE_SFF_8436_MAX_LEN 640
1768 /* The reset() operation must clear the flags for the components which
1769 * were actually reset. On successful return, the flags indicate the
1770 * components which were not reset, either because they do not exist
1771 * in the hardware or because they cannot be reset independently. The
1772 * driver must never reset any components that were not requested.
1774 enum ethtool_reset_flags {
1775 /* These flags represent components dedicated to the interface
1776 * the command is addressed to. Shift any flag left by
1777 * ETH_RESET_SHARED_SHIFT to reset a shared component of the
1780 ETH_RESET_MGMT = 1 << 0, /* Management processor */
1781 ETH_RESET_IRQ = 1 << 1, /* Interrupt requester */
1782 ETH_RESET_DMA = 1 << 2, /* DMA engine */
1783 ETH_RESET_FILTER = 1 << 3, /* Filtering/flow direction */
1784 ETH_RESET_OFFLOAD = 1 << 4, /* Protocol offload */
1785 ETH_RESET_MAC = 1 << 5, /* Media access controller */
1786 ETH_RESET_PHY = 1 << 6, /* Transceiver/PHY */
1787 ETH_RESET_RAM = 1 << 7, /* RAM shared between
1788 * multiple components */
1789 ETH_RESET_AP = 1 << 8, /* Application processor */
1791 ETH_RESET_DEDICATED = 0x0000ffff, /* All components dedicated to
1793 ETH_RESET_ALL = 0xffffffff, /* All components used by this
1794 * interface, even if shared */
1796 #define ETH_RESET_SHARED_SHIFT 16
1800 * struct ethtool_link_settings - link control and status
1802 * IMPORTANT, Backward compatibility notice: When implementing new
1803 * user-space tools, please first try %ETHTOOL_GLINKSETTINGS, and
1804 * if it succeeds use %ETHTOOL_SLINKSETTINGS to change link
1805 * settings; do not use %ETHTOOL_SSET if %ETHTOOL_GLINKSETTINGS
1806 * succeeded: stick to %ETHTOOL_GLINKSETTINGS/%SLINKSETTINGS in
1807 * that case. Conversely, if %ETHTOOL_GLINKSETTINGS fails, use
1808 * %ETHTOOL_GSET to query and %ETHTOOL_SSET to change link
1809 * settings; do not use %ETHTOOL_SLINKSETTINGS if
1810 * %ETHTOOL_GLINKSETTINGS failed: stick to
1811 * %ETHTOOL_GSET/%ETHTOOL_SSET in that case.
1813 * @cmd: Command number = %ETHTOOL_GLINKSETTINGS or %ETHTOOL_SLINKSETTINGS
1814 * @speed: Link speed (Mbps)
1815 * @duplex: Duplex mode; one of %DUPLEX_*
1816 * @port: Physical connector type; one of %PORT_*
1817 * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not
1818 * applicable. For clause 45 PHYs this is the PRTAD.
1819 * @autoneg: Enable/disable autonegotiation and auto-detection;
1820 * either %AUTONEG_DISABLE or %AUTONEG_ENABLE
1821 * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO
1822 * protocols supported by the interface; 0 if unknown.
1824 * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of
1825 * %ETH_TP_MDI_*. If the status is unknown or not applicable, the
1826 * value will be %ETH_TP_MDI_INVALID. Read-only.
1827 * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of
1828 * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads
1829 * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected.
1830 * When written successfully, the link should be renegotiated if
1832 * @link_mode_masks_nwords: Number of 32-bit words for each of the
1833 * supported, advertising, lp_advertising link mode bitmaps. For
1834 * %ETHTOOL_GLINKSETTINGS: on entry, number of words passed by user
1835 * (>= 0); on return, if handshake in progress, negative if
1836 * request size unsupported by kernel: absolute value indicates
1837 * kernel expected size and all the other fields but cmd
1838 * are 0; otherwise (handshake completed), strictly positive
1839 * to indicate size used by kernel and cmd field stays
1840 * %ETHTOOL_GLINKSETTINGS, all other fields populated by driver. For
1841 * %ETHTOOL_SLINKSETTINGS: must be valid on entry, ie. a positive
1842 * value returned previously by %ETHTOOL_GLINKSETTINGS, otherwise
1843 * refused. For drivers: ignore this field (use kernel's
1844 * __ETHTOOL_LINK_MODE_MASK_NBITS instead), any change to it will
1845 * be overwritten by kernel.
1846 * @supported: Bitmap with each bit meaning given by
1847 * %ethtool_link_mode_bit_indices for the link modes, physical
1848 * connectors and other link features for which the interface
1849 * supports autonegotiation or auto-detection. Read-only.
1850 * @advertising: Bitmap with each bit meaning given by
1851 * %ethtool_link_mode_bit_indices for the link modes, physical
1852 * connectors and other link features that are advertised through
1853 * autonegotiation or enabled for auto-detection.
1854 * @lp_advertising: Bitmap with each bit meaning given by
1855 * %ethtool_link_mode_bit_indices for the link modes, and other
1856 * link features that the link partner advertised through
1857 * autonegotiation; 0 if unknown or not applicable. Read-only.
1858 * @transceiver: Used to distinguish different possible PHY types,
1859 * reported consistently by PHYLIB. Read-only.
1861 * If autonegotiation is disabled, the speed and @duplex represent the
1862 * fixed link mode and are writable if the driver supports multiple
1863 * link modes. If it is enabled then they are read-only; if the link
1864 * is up they represent the negotiated link mode; if the link is down,
1865 * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and
1866 * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode.
1868 * Some hardware interfaces may have multiple PHYs and/or physical
1869 * connectors fitted or do not allow the driver to detect which are
1870 * fitted. For these interfaces @port and/or @phy_address may be
1871 * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE.
1872 * Otherwise, attempts to write different values may be ignored or
1875 * Deprecated %ethtool_cmd fields transceiver, maxtxpkt and maxrxpkt
1876 * are not available in %ethtool_link_settings. These fields will be
1877 * always set to zero in %ETHTOOL_GSET reply and %ETHTOOL_SSET will
1878 * fail if any of them is set to non-zero value.
1880 * Users should assume that all fields not marked read-only are
1881 * writable and subject to validation by the driver. They should use
1882 * %ETHTOOL_GLINKSETTINGS to get the current values before making specific
1883 * changes and then applying them with %ETHTOOL_SLINKSETTINGS.
1885 * Drivers that implement %get_link_ksettings and/or
1886 * %set_link_ksettings should ignore the @cmd
1887 * and @link_mode_masks_nwords fields (any change to them overwritten
1888 * by kernel), and rely only on kernel's internal
1889 * %__ETHTOOL_LINK_MODE_MASK_NBITS and
1890 * %ethtool_link_mode_mask_t. Drivers that implement
1891 * %set_link_ksettings() should validate all fields other than @cmd
1892 * and @link_mode_masks_nwords that are not described as read-only or
1893 * deprecated, and must ignore all fields described as read-only.
1895 struct ethtool_link_settings {
1904 __u8 eth_tp_mdix_ctrl;
1905 __s8 link_mode_masks_nwords;
1909 __u32 link_mode_masks[0];
1910 /* layout of link_mode_masks fields:
1911 * __u32 map_supported[link_mode_masks_nwords];
1912 * __u32 map_advertising[link_mode_masks_nwords];
1913 * __u32 map_lp_advertising[link_mode_masks_nwords];
1916 #endif /* _UAPI_LINUX_ETHTOOL_H */