/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * ethtool.h: Defines for Linux ethtool. * * Copyright (C) 1998 David S. Miller (davem@redhat.com) * Copyright 2001 Jeff Garzik <jgarzik@pobox.com> * Portions Copyright 2001 Sun Microsystems (thockin@sun.com) * Portions Copyright 2002 Intel (eli.kupermann@intel.com, * christopher.leech@intel.com, * scott.feldman@intel.com) * Portions Copyright (C) Sun Microsystems 2008 */ #ifndef _LINUX_ETHTOOL_H #define _LINUX_ETHTOOL_H #include <linux/const.h> #include <linux/types.h> #include <linux/if_ether.h> #include <limits.h> /* for INT_MAX */ /* All structures exposed to userland should be defined such that they * have the same layout for 32-bit and 64-bit userland. */ /** * struct ethtool_cmd - DEPRECATED, link control and status * This structure is DEPRECATED, please use struct ethtool_link_settings. * @cmd: Command number = %ETHTOOL_GSET or %ETHTOOL_SSET * @supported: Bitmask of %SUPPORTED_* flags for the link modes, * physical connectors and other link features for which the * interface supports autonegotiation or auto-detection. * Read-only. * @advertising: Bitmask of %ADVERTISED_* flags for the link modes, * physical connectors and other link features that are * advertised through autonegotiation or enabled for * auto-detection. * @speed: Low bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN * @duplex: Duplex mode; one of %DUPLEX_* * @port: Physical connector type; one of %PORT_* * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not * applicable. For clause 45 PHYs this is the PRTAD. * @transceiver: Historically used to distinguish different possible * PHY types, but not in a consistent way. Deprecated. * @autoneg: Enable/disable autonegotiation and auto-detection; * either %AUTONEG_DISABLE or %AUTONEG_ENABLE * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO * protocols supported by the interface; 0 if unknown. * Read-only. * @maxtxpkt: Historically used to report TX IRQ coalescing; now * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. * @maxrxpkt: Historically used to report RX IRQ coalescing; now * obsoleted by &struct ethtool_coalesce. Read-only; deprecated. * @speed_hi: High bits of the speed, 1Mb units, 0 to INT_MAX or SPEED_UNKNOWN * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of * %ETH_TP_MDI_*. If the status is unknown or not applicable, the * value will be %ETH_TP_MDI_INVALID. Read-only. * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected. * When written successfully, the link should be renegotiated if * necessary. * @lp_advertising: Bitmask of %ADVERTISED_* flags for the link modes * and other link features that the link partner advertised * through autonegotiation; 0 if unknown or not applicable. * Read-only. * * The link speed in Mbps is split between @speed and @speed_hi. Use * the ethtool_cmd_speed() and ethtool_cmd_speed_set() functions to * access it. * * If autonegotiation is disabled, the speed and @duplex represent the * fixed link mode and are writable if the driver supports multiple * link modes. If it is enabled then they are read-only; if the link * is up they represent the negotiated link mode; if the link is down, * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode. * * Some hardware interfaces may have multiple PHYs and/or physical * connectors fitted or do not allow the driver to detect which are * fitted. For these interfaces @port and/or @phy_address may be * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE. * Otherwise, attempts to write different values may be ignored or * rejected. * * Users should assume that all fields not marked read-only are * writable and subject to validation by the driver. They should use * %ETHTOOL_GSET to get the current values before making specific * changes and then applying them with %ETHTOOL_SSET. * * Drivers that implement set_settings() should validate all fields * other than @cmd that are not described as read-only or deprecated, * and must ignore all fields described as read-only. * * Deprecated fields should be ignored by both users and drivers. */ struct ethtool_cmd { __u32 cmd; __u32 supported; __u32 advertising; __u16 speed; __u8 duplex; __u8 port; __u8 phy_address; __u8 transceiver; __u8 autoneg; __u8 mdio_support; __u32 maxtxpkt; __u32 maxrxpkt; __u16 speed_hi; __u8 eth_tp_mdix; __u8 eth_tp_mdix_ctrl; __u32 lp_advertising; __u32 reserved[2]; }; static __inline__ void ethtool_cmd_speed_set(struct ethtool_cmd *ep, __u32 speed) { ep->speed = (__u16)(speed & 0xFFFF); ep->speed_hi = (__u16)(speed >> 16); } static __inline__ __u32 ethtool_cmd_speed(const struct ethtool_cmd *ep) { return (ep->speed_hi << 16) | ep->speed; } /* Device supports clause 22 register access to PHY or peripherals * using the interface defined in <linux/mii.h>. This should not be * set if there are known to be no such peripherals present or if * the driver only emulates clause 22 registers for compatibility. */ #define ETH_MDIO_SUPPORTS_C22 1 /* Device supports clause 45 register access to PHY or peripherals * using the interface defined in <linux/mii.h> and <linux/mdio.h>. * This should not be set if there are known to be no such peripherals * present. */ #define ETH_MDIO_SUPPORTS_C45 2 #define ETHTOOL_FWVERS_LEN 32 #define ETHTOOL_BUSINFO_LEN 32 #define ETHTOOL_EROMVERS_LEN 32 /** * struct ethtool_drvinfo - general driver and device information * @cmd: Command number = %ETHTOOL_GDRVINFO * @driver: Driver short name. This should normally match the name * in its bus driver structure (e.g. pci_driver::name). Must * not be an empty string. * @version: Driver version string; may be an empty string * @fw_version: Firmware version string; may be an empty string * @erom_version: Expansion ROM version string; may be an empty string * @bus_info: Device bus address. This should match the dev_name() * string for the underlying bus device, if there is one. May be * an empty string. * @n_priv_flags: Number of flags valid for %ETHTOOL_GPFLAGS and * %ETHTOOL_SPFLAGS commands; also the number of strings in the * %ETH_SS_PRIV_FLAGS set * @n_stats: Number of u64 statistics returned by the %ETHTOOL_GSTATS * command; also the number of strings in the %ETH_SS_STATS set * @testinfo_len: Number of results returned by the %ETHTOOL_TEST * command; also the number of strings in the %ETH_SS_TEST set * @eedump_len: Size of EEPROM accessible through the %ETHTOOL_GEEPROM * and %ETHTOOL_SEEPROM commands, in bytes * @regdump_len: Size of register dump returned by the %ETHTOOL_GREGS * command, in bytes * * Users can use the %ETHTOOL_GSSET_INFO command to get the number of * strings in any string set (from Linux 2.6.34). * * Drivers should set at most @driver, @version, @fw_version and * @bus_info in their get_drvinfo() implementation. The ethtool * core fills in the other fields using other driver operations. */ struct ethtool_drvinfo { __u32 cmd; char driver[32]; char version[32]; char fw_version[ETHTOOL_FWVERS_LEN]; char bus_info[ETHTOOL_BUSINFO_LEN]; char erom_version[ETHTOOL_EROMVERS_LEN]; char reserved2[12]; __u32 n_priv_flags; __u32 n_stats; __u32 testinfo_len; __u32 eedump_len; __u32 regdump_len; }; #define SOPASS_MAX 6 /** * struct ethtool_wolinfo - Wake-On-Lan configuration * @cmd: Command number = %ETHTOOL_GWOL or %ETHTOOL_SWOL * @supported: Bitmask of %WAKE_* flags for supported Wake-On-Lan modes. * Read-only. * @wolopts: Bitmask of %WAKE_* flags for enabled Wake-On-Lan modes. * @sopass: SecureOn(tm) password; meaningful only if %WAKE_MAGICSECURE * is set in @wolopts. */ struct ethtool_wolinfo { __u32 cmd; __u32 supported; __u32 wolopts; __u8 sopass[SOPASS_MAX]; }; /* for passing single values */ struct ethtool_value { __u32 cmd; __u32 data; }; #define PFC_STORM_PREVENTION_AUTO 0xffff #define PFC_STORM_PREVENTION_DISABLE 0 enum tunable_id { ETHTOOL_ID_UNSPEC, ETHTOOL_RX_COPYBREAK, ETHTOOL_TX_COPYBREAK, ETHTOOL_PFC_PREVENTION_TOUT, /* timeout in msecs */ /* * Add your fresh new tunable attribute above and remember to update * tunable_strings[] in net/ethtool/common.c */ __ETHTOOL_TUNABLE_COUNT, }; enum tunable_type_id { ETHTOOL_TUNABLE_UNSPEC, ETHTOOL_TUNABLE_U8, ETHTOOL_TUNABLE_U16, ETHTOOL_TUNABLE_U32, ETHTOOL_TUNABLE_U64, ETHTOOL_TUNABLE_STRING, ETHTOOL_TUNABLE_S8, ETHTOOL_TUNABLE_S16, ETHTOOL_TUNABLE_S32, ETHTOOL_TUNABLE_S64, }; struct ethtool_tunable { __u32 cmd; __u32 id; __u32 type_id; __u32 len; void *data[0]; }; #define DOWNSHIFT_DEV_DEFAULT_COUNT 0xff #define DOWNSHIFT_DEV_DISABLE 0 enum phy_tunable_id { ETHTOOL_PHY_ID_UNSPEC, ETHTOOL_PHY_DOWNSHIFT, /* * Add your fresh new phy tunable attribute above and remember to update * phy_tunable_strings[] in net/ethtool/common.c */ __ETHTOOL_PHY_TUNABLE_COUNT, }; /** * struct ethtool_regs - hardware register dump * @cmd: Command number = %ETHTOOL_GREGS * @version: Dump format version. This is driver-specific and may * distinguish different chips/revisions. Drivers must use new * version numbers whenever the dump format changes in an * incompatible way. * @len: On entry, the real length of @data. On return, the number of * bytes used. * @data: Buffer for the register dump * * Users should use %ETHTOOL_GDRVINFO to find the maximum length of * a register dump for the interface. They must allocate the buffer * immediately following this structure. */ struct ethtool_regs { __u32 cmd; __u32 version; __u32 len; __u8 data[0]; }; /** * struct ethtool_eeprom - EEPROM dump * @cmd: Command number = %ETHTOOL_GEEPROM, %ETHTOOL_GMODULEEEPROM or * %ETHTOOL_SEEPROM * @magic: A 'magic cookie' value to guard against accidental changes. * The value passed in to %ETHTOOL_SEEPROM must match the value * returned by %ETHTOOL_GEEPROM for the same device. This is * unused when @cmd is %ETHTOOL_GMODULEEEPROM. * @offset: Offset within the EEPROM to begin reading/writing, in bytes * @len: On entry, number of bytes to read/write. On successful * return, number of bytes actually read/written. In case of * error, this may indicate at what point the error occurred. * @data: Buffer to read/write from * * Users may use %ETHTOOL_GDRVINFO or %ETHTOOL_GMODULEINFO to find * the length of an on-board or module EEPROM, respectively. They * must allocate the buffer immediately following this structure. */ struct ethtool_eeprom { __u32 cmd; __u32 magic; __u32 offset; __u32 len; __u8 data[0]; }; /** * struct ethtool_eee - Energy Efficient Ethernet information * @cmd: ETHTOOL_{G,S}EEE * @supported: Mask of %SUPPORTED_* flags for the speed/duplex combinations * for which there is EEE support. * @advertised: Mask of %ADVERTISED_* flags for the speed/duplex combinations * advertised as eee capable. * @lp_advertised: Mask of %ADVERTISED_* flags for the speed/duplex * combinations advertised by the link partner as eee capable. * @eee_active: Result of the eee auto negotiation. * @eee_enabled: EEE configured mode (enabled/disabled). * @tx_lpi_enabled: Whether the interface should assert its tx lpi, given * that eee was negotiated. * @tx_lpi_timer: Time in microseconds the interface delays prior to asserting * its tx lpi (after reaching 'idle' state). Effective only when eee * was negotiated and tx_lpi_enabled was set. */ struct ethtool_eee { __u32 cmd; __u32 supported; __u32 advertised; __u32 lp_advertised; __u32 eee_active; __u32 eee_enabled; __u32 tx_lpi_enabled; __u32 tx_lpi_timer; __u32 reserved[2]; }; /** * struct ethtool_modinfo - plugin module eeprom information * @cmd: %ETHTOOL_GMODULEINFO * @type: Standard the module information conforms to %ETH_MODULE_SFF_xxxx * @eeprom_len: Length of the eeprom * * This structure is used to return the information to * properly size memory for a subsequent call to %ETHTOOL_GMODULEEEPROM. * The type code indicates the eeprom data format */ struct ethtool_modinfo { __u32 cmd; __u32 type; __u32 eeprom_len; __u32 reserved[8]; }; /** * struct ethtool_coalesce - coalescing parameters for IRQs and stats updates * @cmd: ETHTOOL_{G,S}COALESCE * @rx_coalesce_usecs: How many usecs to delay an RX interrupt after * a packet arrives. * @rx_max_coalesced_frames: Maximum number of packets to receive * before an RX interrupt. * @rx_coalesce_usecs_irq: Same as @rx_coalesce_usecs, except that * this value applies while an IRQ is being serviced by the host. * @rx_max_coalesced_frames_irq: Same as @rx_max_coalesced_frames, * except that this value applies while an IRQ is being serviced * by the host. * @tx_coalesce_usecs: How many usecs to delay a TX interrupt after * a packet is sent. * @tx_max_coalesced_frames: Maximum number of packets to be sent * before a TX interrupt. * @tx_coalesce_usecs_irq: Same as @tx_coalesce_usecs, except that * this value applies while an IRQ is being serviced by the host. * @tx_max_coalesced_frames_irq: Same as @tx_max_coalesced_frames, * except that this value applies while an IRQ is being serviced * by the host. * @stats_block_coalesce_usecs: How many usecs to delay in-memory * statistics block updates. Some drivers do not have an * in-memory statistic block, and in such cases this value is * ignored. This value must not be zero. * @use_adaptive_rx_coalesce: Enable adaptive RX coalescing. * @use_adaptive_tx_coalesce: Enable adaptive TX coalescing. * @pkt_rate_low: Threshold for low packet rate (packets per second). * @rx_coalesce_usecs_low: How many usecs to delay an RX interrupt after * a packet arrives, when the packet rate is below @pkt_rate_low. * @rx_max_coalesced_frames_low: Maximum number of packets to be received * before an RX interrupt, when the packet rate is below @pkt_rate_low. * @tx_coalesce_usecs_low: How many usecs to delay a TX interrupt after * a packet is sent, when the packet rate is below @pkt_rate_low. * @tx_max_coalesced_frames_low: Maximum nuumber of packets to be sent before * a TX interrupt, when the packet rate is below @pkt_rate_low. * @pkt_rate_high: Threshold for high packet rate (packets per second). * @rx_coalesce_usecs_high: How many usecs to delay an RX interrupt after * a packet arrives, when the packet rate is above @pkt_rate_high. * @rx_max_coalesced_frames_high: Maximum number of packets to be received * before an RX interrupt, when the packet rate is above @pkt_rate_high. * @tx_coalesce_usecs_high: How many usecs to delay a TX interrupt after * a packet is sent, when the packet rate is above @pkt_rate_high. * @tx_max_coalesced_frames_high: Maximum number of packets to be sent before * a TX interrupt, when the packet rate is above @pkt_rate_high. * @rate_sample_interval: How often to do adaptive coalescing packet rate * sampling, measured in seconds. Must not be zero. * * Each pair of (usecs, max_frames) fields specifies that interrupts * should be coalesced until * (usecs > 0 && time_since_first_completion >= usecs) || * (max_frames > 0 && completed_frames >= max_frames) * * It is illegal to set both usecs and max_frames to zero as this * would cause interrupts to never be generated. To disable * coalescing, set usecs = 0 and max_frames = 1. * * Some implementations ignore the value of max_frames and use the * condition time_since_first_completion >= usecs * * This is deprecated. Drivers for hardware that does not support * counting completions should validate that max_frames == !rx_usecs. * * Adaptive RX/TX coalescing is an algorithm implemented by some * drivers to improve latency under low packet rates and improve * throughput under high packet rates. Some drivers only implement * one of RX or TX adaptive coalescing. Anything not implemented by * the driver causes these values to be silently ignored. * * When the packet rate is below @pkt_rate_high but above * @pkt_rate_low (both measured in packets per second) the * normal {rx,tx}_* coalescing parameters are used. */ struct ethtool_coalesce { __u32 cmd; __u32 rx_coalesce_usecs; __u32 rx_max_coalesced_frames; __u32 rx_coalesce_usecs_irq; __u32 rx_max_coalesced_frames_irq; __u32 tx_coalesce_usecs; __u32 tx_max_coalesced_frames; __u32 tx_coalesce_usecs_irq; __u32 tx_max_coalesced_frames_irq; __u32 stats_block_coalesce_usecs; __u32 use_adaptive_rx_coalesce; __u32 use_adaptive_tx_coalesce; __u32 pkt_rate_low; __u32 rx_coalesce_usecs_low; __u32 rx_max_coalesced_frames_low; __u32 tx_coalesce_usecs_low; __u32 tx_max_coalesced_frames_low; __u32 pkt_rate_high; __u32 rx_coalesce_usecs_high; __u32 rx_max_coalesced_frames_high; __u32 tx_coalesce_usecs_high; __u32 tx_max_coalesced_frames_high; __u32 rate_sample_interval; }; /** * struct ethtool_ringparam - RX/TX ring parameters * @cmd: Command number = %ETHTOOL_GRINGPARAM or %ETHTOOL_SRINGPARAM * @rx_max_pending: Maximum supported number of pending entries per * RX ring. Read-only. * @rx_mini_max_pending: Maximum supported number of pending entries * per RX mini ring. Read-only. * @rx_jumbo_max_pending: Maximum supported number of pending entries * per RX jumbo ring. Read-only. * @tx_max_pending: Maximum supported number of pending entries per * TX ring. Read-only. * @rx_pending: Current maximum number of pending entries per RX ring * @rx_mini_pending: Current maximum number of pending entries per RX * mini ring * @rx_jumbo_pending: Current maximum number of pending entries per RX * jumbo ring * @tx_pending: Current maximum supported number of pending entries * per TX ring * * If the interface does not have separate RX mini and/or jumbo rings, * @rx_mini_max_pending and/or @rx_jumbo_max_pending will be 0. * * There may also be driver-dependent minimum values for the number * of entries per ring. */ struct ethtool_ringparam { __u32 cmd; __u32 rx_max_pending; __u32 rx_mini_max_pending; __u32 rx_jumbo_max_pending; __u32 tx_max_pending; __u32 rx_pending; __u32 rx_mini_pending; __u32 rx_jumbo_pending; __u32 tx_pending; }; /** * struct ethtool_channels - configuring number of network channel * @cmd: ETHTOOL_{G,S}CHANNELS * @max_rx: Read only. Maximum number of receive channel the driver support. * @max_tx: Read only. Maximum number of transmit channel the driver support. * @max_other: Read only. Maximum number of other channel the driver support. * @max_combined: Read only. Maximum number of combined channel the driver * support. Set of queues RX, TX or other. * @rx_count: Valid values are in the range 1 to the max_rx. * @tx_count: Valid values are in the range 1 to the max_tx. * @other_count: Valid values are in the range 1 to the max_other. * @combined_count: Valid values are in the range 1 to the max_combined. * * This can be used to configure RX, TX and other channels. */ struct ethtool_channels { __u32 cmd; __u32 max_rx; __u32 max_tx; __u32 max_other; __u32 max_combined; __u32 rx_count; __u32 tx_count; __u32 other_count; __u32 combined_count; }; /** * struct ethtool_pauseparam - Ethernet pause (flow control) parameters * @cmd: Command number = %ETHTOOL_GPAUSEPARAM or %ETHTOOL_SPAUSEPARAM * @autoneg: Flag to enable autonegotiation of pause frame use * @rx_pause: Flag to enable reception of pause frames * @tx_pause: Flag to enable transmission of pause frames * * Drivers should reject a non-zero setting of @autoneg when * autoneogotiation is disabled (or not supported) for the link. * * If the link is autonegotiated, drivers should use * mii_advertise_flowctrl() or similar code to set the advertised * pause frame capabilities based on the @rx_pause and @tx_pause flags, * even if @autoneg is zero. They should also allow the advertised * pause frame capabilities to be controlled directly through the * advertising field of &struct ethtool_cmd. * * If @autoneg is non-zero, the MAC is configured to send and/or * receive pause frames according to the result of autonegotiation. * Otherwise, it is configured directly based on the @rx_pause and * @tx_pause flags. */ struct ethtool_pauseparam { __u32 cmd; __u32 autoneg; __u32 rx_pause; __u32 tx_pause; }; #define ETH_GSTRING_LEN 32 /** * enum ethtool_stringset - string set ID * @ETH_SS_TEST: Self-test result names, for use with %ETHTOOL_TEST * @ETH_SS_STATS: Statistic names, for use with %ETHTOOL_GSTATS * @ETH_SS_PRIV_FLAGS: Driver private flag names, for use with * %ETHTOOL_GPFLAGS and %ETHTOOL_SPFLAGS * @ETH_SS_NTUPLE_FILTERS: Previously used with %ETHTOOL_GRXNTUPLE; * now deprecated * @ETH_SS_FEATURES: Device feature names * @ETH_SS_RSS_HASH_FUNCS: RSS hush function names * @ETH_SS_PHY_STATS: Statistic names, for use with %ETHTOOL_GPHYSTATS * @ETH_SS_PHY_TUNABLES: PHY tunable names */ enum ethtool_stringset { ETH_SS_TEST = 0, ETH_SS_STATS, ETH_SS_PRIV_FLAGS, ETH_SS_NTUPLE_FILTERS, ETH_SS_FEATURES, ETH_SS_RSS_HASH_FUNCS, ETH_SS_TUNABLES, ETH_SS_PHY_STATS, ETH_SS_PHY_TUNABLES, }; /** * struct ethtool_gstrings - string set for data tagging * @cmd: Command number = %ETHTOOL_GSTRINGS * @string_set: String set ID; one of &enum ethtool_stringset * @len: On return, the number of strings in the string set * @data: Buffer for strings. Each string is null-padded to a size of * %ETH_GSTRING_LEN. * * Users must use %ETHTOOL_GSSET_INFO to find the number of strings in * the string set. They must allocate a buffer of the appropriate * size immediately following this structure. */ struct ethtool_gstrings { __u32 cmd; __u32 string_set; __u32 len; __u8 data[0]; }; /** * struct ethtool_sset_info - string set information * @cmd: Command number = %ETHTOOL_GSSET_INFO * @sset_mask: On entry, a bitmask of string sets to query, with bits * numbered according to &enum ethtool_stringset. On return, a * bitmask of those string sets queried that are supported. * @data: Buffer for string set sizes. On return, this contains the * size of each string set that was queried and supported, in * order of ID. * * Example: The user passes in @sset_mask = 0x7 (sets 0, 1, 2) and on * return @sset_mask == 0x6 (sets 1, 2). Then @data[0] contains the * size of set 1 and @data[1] contains the size of set 2. * * Users must allocate a buffer of the appropriate size (4 * number of * sets queried) immediately following this structure. */ struct ethtool_sset_info { __u32 cmd; __u32 reserved; __u64 sset_mask; __u32 data[0]; }; /** * enum ethtool_test_flags - flags definition of ethtool_test * @ETH_TEST_FL_OFFLINE: if set perform online and offline tests, otherwise * only online tests. * @ETH_TEST_FL_FAILED: Driver set this flag if test fails. * @ETH_TEST_FL_EXTERNAL_LB: Application request to perform external loopback * test. * @ETH_TEST_FL_EXTERNAL_LB_DONE: Driver performed the external loopback test */ enum ethtool_test_flags { ETH_TEST_FL_OFFLINE = (1 << 0), ETH_TEST_FL_FAILED = (1 << 1), ETH_TEST_FL_EXTERNAL_LB = (1 << 2), ETH_TEST_FL_EXTERNAL_LB_DONE = (1 << 3), }; /** * struct ethtool_test - device self-test invocation * @cmd: Command number = %ETHTOOL_TEST * @flags: A bitmask of flags from &enum ethtool_test_flags. Some * flags may be set by the user on entry; others may be set by * the driver on return. * @len: On return, the number of test results * @data: Array of test results * * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the * number of test results that will be returned. They must allocate a * buffer of the appropriate size (8 * number of results) immediately * following this structure. */ struct ethtool_test { __u32 cmd; __u32 flags; __u32 reserved; __u32 len; __u64 data[0]; }; /** * struct ethtool_stats - device-specific statistics * @cmd: Command number = %ETHTOOL_GSTATS * @n_stats: On return, the number of statistics * @data: Array of statistics * * Users must use %ETHTOOL_GSSET_INFO or %ETHTOOL_GDRVINFO to find the * number of statistics that will be returned. They must allocate a * buffer of the appropriate size (8 * number of statistics) * immediately following this structure. */ struct ethtool_stats { __u32 cmd; __u32 n_stats; __u64 data[0]; }; /** * struct ethtool_perm_addr - permanent hardware address * @cmd: Command number = %ETHTOOL_GPERMADDR * @size: On entry, the size of the buffer. On return, the size of the * address. The command fails if the buffer is too small. * @data: Buffer for the address * * Users must allocate the buffer immediately following this structure. * A buffer size of %MAX_ADDR_LEN should be sufficient for any address * type. */ struct ethtool_perm_addr { __u32 cmd; __u32 size; __u8 data[0]; }; /* boolean flags controlling per-interface behavior characteristics. * When reading, the flag indicates whether or not a certain behavior * is enabled/present. When writing, the flag indicates whether * or not the driver should turn on (set) or off (clear) a behavior. * * Some behaviors may read-only (unconditionally absent or present). * If such is the case, return EINVAL in the set-flags operation if the * flag differs from the read-only value. */ enum ethtool_flags { ETH_FLAG_TXVLAN = (1 << 7), /* TX VLAN offload enabled */ ETH_FLAG_RXVLAN = (1 << 8), /* RX VLAN offload enabled */ ETH_FLAG_LRO = (1 << 15), /* LRO is enabled */ ETH_FLAG_NTUPLE = (1 << 27), /* N-tuple filters enabled */ ETH_FLAG_RXHASH = (1 << 28), }; /* The following structures are for supporting RX network flow * classification and RX n-tuple configuration. Note, all multibyte * fields, e.g., ip4src, ip4dst, psrc, pdst, spi, etc. are expected to * be in network byte order. */ /** * struct ethtool_tcpip4_spec - flow specification for TCP/IPv4 etc. * @ip4src: Source host * @ip4dst: Destination host * @psrc: Source port * @pdst: Destination port * @tos: Type-of-service * * This can be used to specify a TCP/IPv4, UDP/IPv4 or SCTP/IPv4 flow. */ struct ethtool_tcpip4_spec { __be32 ip4src; __be32 ip4dst; __be16 psrc; __be16 pdst; __u8 tos; }; /** * struct ethtool_ah_espip4_spec - flow specification for IPsec/IPv4 * @ip4src: Source host * @ip4dst: Destination host * @spi: Security parameters index * @tos: Type-of-service * * This can be used to specify an IPsec transport or tunnel over IPv4. */ struct ethtool_ah_espip4_spec { __be32 ip4src; __be32 ip4dst; __be32 spi; __u8 tos; }; #define ETH_RX_NFC_IP4 1 /** * struct ethtool_usrip4_spec - general flow specification for IPv4 * @ip4src: Source host * @ip4dst: Destination host * @l4_4_bytes: First 4 bytes of transport (layer 4) header * @tos: Type-of-service * @ip_ver: Value must be %ETH_RX_NFC_IP4; mask must be 0 * @proto: Transport protocol number; mask must be 0 */ struct ethtool_usrip4_spec { __be32 ip4src; __be32 ip4dst; __be32 l4_4_bytes; __u8 tos; __u8 ip_ver; __u8 proto; }; /** * struct ethtool_tcpip6_spec - flow specification for TCP/IPv6 etc. * @ip6src: Source host * @ip6dst: Destination host * @psrc: Source port * @pdst: Destination port * @tclass: Traffic Class * * This can be used to specify a TCP/IPv6, UDP/IPv6 or SCTP/IPv6 flow. */ struct ethtool_tcpip6_spec { __be32 ip6src[4]; __be32 ip6dst[4]; __be16 psrc; __be16 pdst; __u8 tclass; }; /** * struct ethtool_ah_espip6_spec - flow specification for IPsec/IPv6 * @ip6src: Source host * @ip6dst: Destination host * @spi: Security parameters index * @tclass: Traffic Class * * This can be used to specify an IPsec transport or tunnel over IPv6. */ struct ethtool_ah_espip6_spec { __be32 ip6src[4]; __be32 ip6dst[4]; __be32 spi; __u8 tclass; }; /** * struct ethtool_usrip6_spec - general flow specification for IPv6 * @ip6src: Source host * @ip6dst: Destination host * @l4_4_bytes: First 4 bytes of transport (layer 4) header * @tclass: Traffic Class * @l4_proto: Transport protocol number (nexthdr after any Extension Headers) */ struct ethtool_usrip6_spec { __be32 ip6src[4]; __be32 ip6dst[4]; __be32 l4_4_bytes; __u8 tclass; __u8 l4_proto; }; union ethtool_flow_union { struct ethtool_tcpip4_spec tcp_ip4_spec; struct ethtool_tcpip4_spec udp_ip4_spec; struct ethtool_tcpip4_spec sctp_ip4_spec; struct ethtool_ah_espip4_spec ah_ip4_spec; struct ethtool_ah_espip4_spec esp_ip4_spec; struct ethtool_usrip4_spec usr_ip4_spec; struct ethtool_tcpip6_spec tcp_ip6_spec; struct ethtool_tcpip6_spec udp_ip6_spec; struct ethtool_tcpip6_spec sctp_ip6_spec; struct ethtool_ah_espip6_spec ah_ip6_spec; struct ethtool_ah_espip6_spec esp_ip6_spec; struct ethtool_usrip6_spec usr_ip6_spec; struct ethhdr ether_spec; __u8 hdata[52]; }; /** * struct ethtool_flow_ext - additional RX flow fields * @h_dest: destination MAC address * @vlan_etype: VLAN EtherType * @vlan_tci: VLAN tag control information * @data: user defined data * * Note, @vlan_etype, @vlan_tci, and @data are only valid if %FLOW_EXT * is set in &struct ethtool_rx_flow_spec @flow_type. * @h_dest is valid if %FLOW_MAC_EXT is set. */ struct ethtool_flow_ext { __u8 padding[2]; unsigned char h_dest[ETH_ALEN]; __be16 vlan_etype; __be16 vlan_tci; __be32 data[2]; }; /** * struct ethtool_rx_flow_spec - classification rule for RX flows * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW * @h_u: Flow fields to match (dependent on @flow_type) * @h_ext: Additional fields to match * @m_u: Masks for flow field bits to be matched * @m_ext: Masks for additional field bits to be matched * Note, all additional fields must be ignored unless @flow_type * includes the %FLOW_EXT or %FLOW_MAC_EXT flag * (see &struct ethtool_flow_ext description). * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC * if packets should be discarded, or %RX_CLS_FLOW_WAKE if the * packets should be used for Wake-on-LAN with %WAKE_FILTER * @location: Location of rule in the table. Locations must be * numbered such that a flow matching multiple rules will be * classified according to the first (lowest numbered) rule. */ struct ethtool_rx_flow_spec { __u32 flow_type; union ethtool_flow_union h_u; struct ethtool_flow_ext h_ext; union ethtool_flow_union m_u; struct ethtool_flow_ext m_ext; __u64 ring_cookie; __u32 location; }; /* How rings are layed out when accessing virtual functions or * offloaded queues is device specific. To allow users to do flow * steering and specify these queues the ring cookie is partitioned * into a 32bit queue index with an 8 bit virtual function id. * This also leaves the 3bytes for further specifiers. It is possible * future devices may support more than 256 virtual functions if * devices start supporting PCIe w/ARI. However at the moment I * do not know of any devices that support this so I do not reserve * space for this at this time. If a future patch consumes the next * byte it should be aware of this possiblity. */ #define ETHTOOL_RX_FLOW_SPEC_RING 0x00000000FFFFFFFFLL #define ETHTOOL_RX_FLOW_SPEC_RING_VF 0x000000FF00000000LL #define ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF 32 static __inline__ __u64 ethtool_get_flow_spec_ring(__u64 ring_cookie) { return ETHTOOL_RX_FLOW_SPEC_RING & ring_cookie; } static __inline__ __u64 ethtool_get_flow_spec_ring_vf(__u64 ring_cookie) { return (ETHTOOL_RX_FLOW_SPEC_RING_VF & ring_cookie) >> ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF; } /** * struct ethtool_rxnfc - command to get or set RX flow classification rules * @cmd: Specific command number - %ETHTOOL_GRXFH, %ETHTOOL_SRXFH, * %ETHTOOL_GRXRINGS, %ETHTOOL_GRXCLSRLCNT, %ETHTOOL_GRXCLSRULE, * %ETHTOOL_GRXCLSRLALL, %ETHTOOL_SRXCLSRLDEL or %ETHTOOL_SRXCLSRLINS * @flow_type: Type of flow to be affected, e.g. %TCP_V4_FLOW * @data: Command-dependent value * @fs: Flow classification rule * @rss_context: RSS context to be affected * @rule_cnt: Number of rules to be affected * @rule_locs: Array of used rule locations * * For %ETHTOOL_GRXFH and %ETHTOOL_SRXFH, @data is a bitmask indicating * the fields included in the flow hash, e.g. %RXH_IP_SRC. The following * structure fields must not be used, except that if @flow_type includes * the %FLOW_RSS flag, then @rss_context determines which RSS context to * act on. * * For %ETHTOOL_GRXRINGS, @data is set to the number of RX rings/queues * on return. * * For %ETHTOOL_GRXCLSRLCNT, @rule_cnt is set to the number of defined * rules on return. If @data is non-zero on return then it is the * size of the rule table, plus the flag %RX_CLS_LOC_SPECIAL if the * driver supports any special location values. If that flag is not * set in @data then special location values should not be used. * * For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the location of an * existing rule on entry and @fs contains the rule on return; if * @fs.@flow_type includes the %FLOW_RSS flag, then @rss_context is * filled with the RSS context ID associated with the rule. * * For %ETHTOOL_GRXCLSRLALL, @rule_cnt specifies the array size of the * user buffer for @rule_locs on entry. On return, @data is the size * of the rule table, @rule_cnt is the number of defined rules, and * @rule_locs contains the locations of the defined rules. Drivers * must use the second parameter to get_rxnfc() instead of @rule_locs. * * For %ETHTOOL_SRXCLSRLINS, @fs specifies the rule to add or update. * @fs.@location either specifies the location to use or is a special * location value with %RX_CLS_LOC_SPECIAL flag set. On return, * @fs.@location is the actual rule location. If @fs.@flow_type * includes the %FLOW_RSS flag, @rss_context is the RSS context ID to * use for flow spreading traffic which matches this rule. The value * from the rxfh indirection table will be added to @fs.@ring_cookie * to choose which ring to deliver to. * * For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the location of an * existing rule on entry. * * A driver supporting the special location values for * %ETHTOOL_SRXCLSRLINS may add the rule at any suitable unused * location, and may remove a rule at a later location (lower * priority) that matches exactly the same set of flows. The special * values are %RX_CLS_LOC_ANY, selecting any location; * %RX_CLS_LOC_FIRST, selecting the first suitable location (maximum * priority); and %RX_CLS_LOC_LAST, selecting the last suitable * location (minimum priority). Additional special values may be * defined in future and drivers must return -%EINVAL for any * unrecognised value. */ struct ethtool_rxnfc { __u32 cmd; __u32 flow_type; __u64 data; struct ethtool_rx_flow_spec fs; union { __u32 rule_cnt; __u32 rss_context; }; __u32 rule_locs[0]; }; /** * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR * @size: On entry, the array size of the user buffer, which may be zero. * On return from %ETHTOOL_GRXFHINDIR, the array size of the hardware * indirection table. * @ring_index: RX ring/queue index for each hash value * * For %ETHTOOL_GRXFHINDIR, a @size of zero means that only the size * should be returned. For %ETHTOOL_SRXFHINDIR, a @size of zero means * the table should be reset to default values. This last feature * is not supported by the original implementations. */ struct ethtool_rxfh_indir { __u32 cmd; __u32 size; __u32 ring_index[0]; }; /** * struct ethtool_rxfh - command to get/set RX flow hash indir or/and hash key. * @cmd: Specific command number - %ETHTOOL_GRSSH or %ETHTOOL_SRSSH * @rss_context: RSS context identifier. Context 0 is the default for normal * traffic; other contexts can be referenced as the destination for RX flow * classification rules. %ETH_RXFH_CONTEXT_ALLOC is used with command * %ETHTOOL_SRSSH to allocate a new RSS context; on return this field will * contain the ID of the newly allocated context. * @indir_size: On entry, the array size of the user buffer for the * indirection table, which may be zero, or (for %ETHTOOL_SRSSH), * %ETH_RXFH_INDIR_NO_CHANGE. On return from %ETHTOOL_GRSSH, * the array size of the hardware indirection table. * @key_size: On entry, the array size of the user buffer for the hash key, * which may be zero. On return from %ETHTOOL_GRSSH, the size of the * hardware hash key. * @hfunc: Defines the current RSS hash function used by HW (or to be set to). * Valid values are one of the %ETH_RSS_HASH_*. * @rsvd: Reserved for future extensions. * @rss_config: RX ring/queue index for each hash value i.e., indirection table * of @indir_size __u32 elements, followed by hash key of @key_size * bytes. * * For %ETHTOOL_GRSSH, a @indir_size and key_size of zero means that only the * size should be returned. For %ETHTOOL_SRSSH, an @indir_size of * %ETH_RXFH_INDIR_NO_CHANGE means that indir table setting is not requested * and a @indir_size of zero means the indir table should be reset to default * values (if @rss_context == 0) or that the RSS context should be deleted. * An hfunc of zero means that hash function setting is not requested. */ struct ethtool_rxfh { __u32 cmd; __u32 rss_context; __u32 indir_size; __u32 key_size; __u8 hfunc; __u8 rsvd8[3]; __u32 rsvd32; __u32 rss_config[0]; }; #define ETH_RXFH_CONTEXT_ALLOC 0xffffffff #define ETH_RXFH_INDIR_NO_CHANGE 0xffffffff /** * struct ethtool_rx_ntuple_flow_spec - specification for RX flow filter * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW * @h_u: Flow field values to match (dependent on @flow_type) * @m_u: Masks for flow field value bits to be ignored * @vlan_tag: VLAN tag to match * @vlan_tag_mask: Mask for VLAN tag bits to be ignored * @data: Driver-dependent data to match * @data_mask: Mask for driver-dependent data bits to be ignored * @action: RX ring/queue index to deliver to (non-negative) or other action * (negative, e.g. %ETHTOOL_RXNTUPLE_ACTION_DROP) * * For flow types %TCP_V4_FLOW, %UDP_V4_FLOW and %SCTP_V4_FLOW, where * a field value and mask are both zero this is treated as if all mask * bits are set i.e. the field is ignored. */ struct ethtool_rx_ntuple_flow_spec { __u32 flow_type; union { struct ethtool_tcpip4_spec tcp_ip4_spec; struct ethtool_tcpip4_spec udp_ip4_spec; struct ethtool_tcpip4_spec sctp_ip4_spec; struct ethtool_ah_espip4_spec ah_ip4_spec; struct ethtool_ah_espip4_spec esp_ip4_spec; struct ethtool_usrip4_spec usr_ip4_spec; struct ethhdr ether_spec; __u8 hdata[72]; } h_u, m_u; __u16 vlan_tag; __u16 vlan_tag_mask; __u64 data; __u64 data_mask; __s32 action; #define ETHTOOL_RXNTUPLE_ACTION_DROP (-1) /* drop packet */ #define ETHTOOL_RXNTUPLE_ACTION_CLEAR (-2) /* clear filter */ }; /** * struct ethtool_rx_ntuple - command to set or clear RX flow filter * @cmd: Command number - %ETHTOOL_SRXNTUPLE * @fs: Flow filter specification */ struct ethtool_rx_ntuple { __u32 cmd; struct ethtool_rx_ntuple_flow_spec fs; }; #define ETHTOOL_FLASH_MAX_FILENAME 128 enum ethtool_flash_op_type { ETHTOOL_FLASH_ALL_REGIONS = 0, }; /* for passing firmware flashing related parameters */ struct ethtool_flash { __u32 cmd; __u32 region; char data[ETHTOOL_FLASH_MAX_FILENAME]; }; /** * struct ethtool_dump - used for retrieving, setting device dump * @cmd: Command number - %ETHTOOL_GET_DUMP_FLAG, %ETHTOOL_GET_DUMP_DATA, or * %ETHTOOL_SET_DUMP * @version: FW version of the dump, filled in by driver * @flag: driver dependent flag for dump setting, filled in by driver during * get and filled in by ethtool for set operation. * flag must be initialized by macro ETH_FW_DUMP_DISABLE value when * firmware dump is disabled. * @len: length of dump data, used as the length of the user buffer on entry to * %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver * for %ETHTOOL_GET_DUMP_FLAG command * @data: data collected for get dump data operation */ struct ethtool_dump { __u32 cmd; __u32 version; __u32 flag; __u32 len; __u8 data[0]; }; #define ETH_FW_DUMP_DISABLE 0 /* for returning and changing feature sets */ /** * struct ethtool_get_features_block - block with state of 32 features * @available: mask of changeable features * @requested: mask of features requested to be enabled if possible * @active: mask of currently enabled features * @never_changed: mask of features not changeable for any device */ struct ethtool_get_features_block { __u32 available; __u32 requested; __u32 active; __u32 never_changed; }; /** * struct ethtool_gfeatures - command to get state of device's features * @cmd: command number = %ETHTOOL_GFEATURES * @size: On entry, the number of elements in the features[] array; * on return, the number of elements in features[] needed to hold * all features * @features: state of features */ struct ethtool_gfeatures { __u32 cmd; __u32 size; struct ethtool_get_features_block features[0]; }; /** * struct ethtool_set_features_block - block with request for 32 features * @valid: mask of features to be changed * @requested: values of features to be changed */ struct ethtool_set_features_block { __u32 valid; __u32 requested; }; /** * struct ethtool_sfeatures - command to request change in device's features * @cmd: command number = %ETHTOOL_SFEATURES * @size: array size of the features[] array * @features: feature change masks */ struct ethtool_sfeatures { __u32 cmd; __u32 size; struct ethtool_set_features_block features[0]; }; /** * struct ethtool_ts_info - holds a device's timestamping and PHC association * @cmd: command number = %ETHTOOL_GET_TS_INFO * @so_timestamping: bit mask of the sum of the supported SO_TIMESTAMPING flags * @phc_index: device index of the associated PHC, or -1 if there is none * @tx_types: bit mask of the supported hwtstamp_tx_types enumeration values * @rx_filters: bit mask of the supported hwtstamp_rx_filters enumeration values * * The bits in the 'tx_types' and 'rx_filters' fields correspond to * the 'hwtstamp_tx_types' and 'hwtstamp_rx_filters' enumeration values, * respectively. For example, if the device supports HWTSTAMP_TX_ON, * then (1 << HWTSTAMP_TX_ON) in 'tx_types' will be set. * * Drivers should only report the filters they actually support without * upscaling in the SIOCSHWTSTAMP ioctl. If the SIOCSHWSTAMP request for * HWTSTAMP_FILTER_V1_SYNC is supported by HWTSTAMP_FILTER_V1_EVENT, then the * driver should only report HWTSTAMP_FILTER_V1_EVENT in this op. */ struct ethtool_ts_info { __u32 cmd; __u32 so_timestamping; __s32 phc_index; __u32 tx_types; __u32 tx_reserved[3]; __u32 rx_filters; __u32 rx_reserved[3]; }; /* * %ETHTOOL_SFEATURES changes features present in features[].valid to the * values of corresponding bits in features[].requested. Bits in .requested * not set in .valid or not changeable are ignored. * * Returns %EINVAL when .valid contains undefined or never-changeable bits * or size is not equal to required number of features words (32-bit blocks). * Returns >= 0 if request was completed; bits set in the value mean: * %ETHTOOL_F_UNSUPPORTED - there were bits set in .valid that are not * changeable (not present in %ETHTOOL_GFEATURES' features[].available) * those bits were ignored. * %ETHTOOL_F_WISH - some or all changes requested were recorded but the * resulting state of bits masked by .valid is not equal to .requested. * Probably there are other device-specific constraints on some features * in the set. When %ETHTOOL_F_UNSUPPORTED is set, .valid is considered * here as though ignored bits were cleared. * %ETHTOOL_F_COMPAT - some or all changes requested were made by calling * compatibility functions. Requested offload state cannot be properly * managed by kernel. * * Meaning of bits in the masks are obtained by %ETHTOOL_GSSET_INFO (number of * bits in the arrays - always multiple of 32) and %ETHTOOL_GSTRINGS commands * for ETH_SS_FEATURES string set. First entry in the table corresponds to least * significant bit in features[0] fields. Empty strings mark undefined features. */ enum ethtool_sfeatures_retval_bits { ETHTOOL_F_UNSUPPORTED__BIT, ETHTOOL_F_WISH__BIT, ETHTOOL_F_COMPAT__BIT, }; #define ETHTOOL_F_UNSUPPORTED (1 << ETHTOOL_F_UNSUPPORTED__BIT) #define ETHTOOL_F_WISH (1 << ETHTOOL_F_WISH__BIT) #define ETHTOOL_F_COMPAT (1 << ETHTOOL_F_COMPAT__BIT) #define MAX_NUM_QUEUE 4096 /** * struct ethtool_per_queue_op - apply sub command to the queues in mask. * @cmd: ETHTOOL_PERQUEUE * @sub_command: the sub command which apply to each queues * @queue_mask: Bitmap of the queues which sub command apply to * @data: A complete command structure following for each of the queues addressed */ struct ethtool_per_queue_op { __u32 cmd; __u32 sub_command; __u32 queue_mask[__KERNEL_DIV_ROUND_UP(MAX_NUM_QUEUE, 32)]; char data[]; }; /** * struct ethtool_fecparam - Ethernet forward error correction(fec) parameters * @cmd: Command number = %ETHTOOL_GFECPARAM or %ETHTOOL_SFECPARAM * @active_fec: FEC mode which is active on porte * @fec: Bitmask of supported/configured FEC modes * @rsvd: Reserved for future extensions. i.e FEC bypass feature. * * Drivers should reject a non-zero setting of @autoneg when * autoneogotiation is disabled (or not supported) for the link. * */ struct ethtool_fecparam { __u32 cmd; /* bitmask of FEC modes */ __u32 active_fec; __u32 fec; __u32 reserved; }; /** * enum ethtool_fec_config_bits - flags definition of ethtool_fec_configuration * @ETHTOOL_FEC_NONE: FEC mode configuration is not supported * @ETHTOOL_FEC_AUTO: Default/Best FEC mode provided by driver * @ETHTOOL_FEC_OFF: No FEC Mode * @ETHTOOL_FEC_RS: Reed-Solomon Forward Error Detection mode * @ETHTOOL_FEC_BASER: Base-R/Reed-Solomon Forward Error Detection mode */ enum ethtool_fec_config_bits { ETHTOOL_FEC_NONE_BIT, ETHTOOL_FEC_AUTO_BIT, ETHTOOL_FEC_OFF_BIT, ETHTOOL_FEC_RS_BIT, ETHTOOL_FEC_BASER_BIT, }; #define ETHTOOL_FEC_NONE (1 << ETHTOOL_FEC_NONE_BIT) #define ETHTOOL_FEC_AUTO (1 << ETHTOOL_FEC_AUTO_BIT) #define ETHTOOL_FEC_OFF (1 << ETHTOOL_FEC_OFF_BIT) #define ETHTOOL_FEC_RS (1 << ETHTOOL_FEC_RS_BIT) #define ETHTOOL_FEC_BASER (1 << ETHTOOL_FEC_BASER_BIT) /* CMDs currently supported */ #define ETHTOOL_GSET 0x00000001 /* DEPRECATED, Get settings. * Please use ETHTOOL_GLINKSETTINGS */ #define ETHTOOL_SSET 0x00000002 /* DEPRECATED, Set settings. * Please use ETHTOOL_SLINKSETTINGS */ #define ETHTOOL_GDRVINFO 0x00000003 /* Get driver info. */ #define ETHTOOL_GREGS 0x00000004 /* Get NIC registers. */ #define ETHTOOL_GWOL 0x00000005 /* Get wake-on-lan options. */ #define ETHTOOL_SWOL 0x00000006 /* Set wake-on-lan options. */ #define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */ #define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */ #define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */ /* Get link status for host, i.e. whether the interface *and* the * physical port (if there is one) are up (ethtool_value). */ #define ETHTOOL_GLINK 0x0000000a #define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */ #define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */ #define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */ #define ETHTOOL_SCOALESCE 0x0000000f /* Set coalesce config. */ #define ETHTOOL_GRINGPARAM 0x00000010 /* Get ring parameters */ #define ETHTOOL_SRINGPARAM 0x00000011 /* Set ring parameters. */ #define ETHTOOL_GPAUSEPARAM 0x00000012 /* Get pause parameters */ #define ETHTOOL_SPAUSEPARAM 0x00000013 /* Set pause parameters. */ #define ETHTOOL_GRXCSUM 0x00000014 /* Get RX hw csum enable (ethtool_value) */ #define ETHTOOL_SRXCSUM 0x00000015 /* Set RX hw csum enable (ethtool_value) */ #define ETHTOOL_GTXCSUM 0x00000016 /* Get TX hw csum enable (ethtool_value) */ #define ETHTOOL_STXCSUM 0x00000017 /* Set TX hw csum enable (ethtool_value) */ #define ETHTOOL_GSG 0x00000018 /* Get scatter-gather enable * (ethtool_value) */ #define ETHTOOL_SSG 0x00000019 /* Set scatter-gather enable * (ethtool_value). */ #define ETHTOOL_TEST 0x0000001a /* execute NIC self-test. */ #define ETHTOOL_GSTRINGS 0x0000001b /* get specified string set */ #define ETHTOOL_PHYS_ID 0x0000001c /* identify the NIC */ #define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */ #define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */ #define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */ #define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */ #define ETHTOOL_GUFO 0x00000021 /* Get UFO enable (ethtool_value) */ #define ETHTOOL_SUFO 0x00000022 /* Set UFO enable (ethtool_value) */ #define ETHTOOL_GGSO 0x00000023 /* Get GSO enable (ethtool_value) */ #define ETHTOOL_SGSO 0x00000024 /* Set GSO enable (ethtool_value) */ #define ETHTOOL_GFLAGS 0x00000025 /* Get flags bitmap(ethtool_value) */ #define ETHTOOL_SFLAGS 0x00000026 /* Set flags bitmap(ethtool_value) */ #define ETHTOOL_GPFLAGS 0x00000027 /* Get driver-private flags bitmap */ #define ETHTOOL_SPFLAGS 0x00000028 /* Set driver-private flags bitmap */ #define ETHTOOL_GRXFH 0x00000029 /* Get RX flow hash configuration */ #define ETHTOOL_SRXFH 0x0000002a /* Set RX flow hash configuration */ #define ETHTOOL_GGRO 0x0000002b /* Get GRO enable (ethtool_value) */ #define ETHTOOL_SGRO 0x0000002c /* Set GRO enable (ethtool_value) */ #define ETHTOOL_GRXRINGS 0x0000002d /* Get RX rings available for LB */ #define ETHTOOL_GRXCLSRLCNT 0x0000002e /* Get RX class rule count */ #define ETHTOOL_GRXCLSRULE 0x0000002f /* Get RX classification rule */ #define ETHTOOL_GRXCLSRLALL 0x00000030 /* Get all RX classification rule */ #define ETHTOOL_SRXCLSRLDEL 0x00000031 /* Delete RX classification rule */ #define ETHTOOL_SRXCLSRLINS 0x00000032 /* Insert RX classification rule */ #define ETHTOOL_FLASHDEV 0x00000033 /* Flash firmware to device */ #define ETHTOOL_RESET 0x00000034 /* Reset hardware */ #define ETHTOOL_SRXNTUPLE 0x00000035 /* Add an n-tuple filter to device */ #define ETHTOOL_GRXNTUPLE 0x00000036 /* deprecated */ #define ETHTOOL_GSSET_INFO 0x00000037 /* Get string set info */ #define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */ #define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */ #define ETHTOOL_GFEATURES 0x0000003a /* Get device offload settings */ #define ETHTOOL_SFEATURES 0x0000003b /* Change device offload settings */ #define ETHTOOL_GCHANNELS 0x0000003c /* Get no of channels */ #define ETHTOOL_SCHANNELS 0x0000003d /* Set no of channels */ #define ETHTOOL_SET_DUMP 0x0000003e /* Set dump settings */ #define ETHTOOL_GET_DUMP_FLAG 0x0000003f /* Get dump settings */ #define ETHTOOL_GET_DUMP_DATA 0x00000040 /* Get dump data */ #define ETHTOOL_GET_TS_INFO 0x00000041 /* Get time stamping and PHC info */ #define ETHTOOL_GMODULEINFO 0x00000042 /* Get plug-in module information */ #define ETHTOOL_GMODULEEEPROM 0x00000043 /* Get plug-in module eeprom */ #define ETHTOOL_GEEE 0x00000044 /* Get EEE settings */ #define ETHTOOL_SEEE 0x00000045 /* Set EEE settings */ #define ETHTOOL_GRSSH 0x00000046 /* Get RX flow hash configuration */ #define ETHTOOL_SRSSH 0x00000047 /* Set RX flow hash configuration */ #define ETHTOOL_GTUNABLE 0x00000048 /* Get tunable configuration */ #define ETHTOOL_STUNABLE 0x00000049 /* Set tunable configuration */ #define ETHTOOL_GPHYSTATS 0x0000004a /* get PHY-specific statistics */ #define ETHTOOL_PERQUEUE 0x0000004b /* Set per queue options */ #define ETHTOOL_GLINKSETTINGS 0x0000004c /* Get ethtool_link_settings */ #define ETHTOOL_SLINKSETTINGS 0x0000004d /* Set ethtool_link_settings */ #define ETHTOOL_PHY_GTUNABLE 0x0000004e /* Get PHY tunable configuration */ #define ETHTOOL_PHY_STUNABLE 0x0000004f /* Set PHY tunable configuration */ #define ETHTOOL_GFECPARAM 0x00000050 /* Get FEC settings */ #define ETHTOOL_SFECPARAM 0x00000051 /* Set FEC settings */ /* compatibility with older code */ #define SPARC_ETH_GSET ETHTOOL_GSET #define SPARC_ETH_SSET ETHTOOL_SSET /* Link mode bit indices */ enum ethtool_link_mode_bit_indices { ETHTOOL_LINK_MODE_10baseT_Half_BIT = 0, ETHTOOL_LINK_MODE_10baseT_Full_BIT = 1, ETHTOOL_LINK_MODE_100baseT_Half_BIT = 2, ETHTOOL_LINK_MODE_100baseT_Full_BIT = 3, ETHTOOL_LINK_MODE_1000baseT_Half_BIT = 4, ETHTOOL_LINK_MODE_1000baseT_Full_BIT = 5, ETHTOOL_LINK_MODE_Autoneg_BIT = 6, ETHTOOL_LINK_MODE_TP_BIT = 7, ETHTOOL_LINK_MODE_AUI_BIT = 8, ETHTOOL_LINK_MODE_MII_BIT = 9, ETHTOOL_LINK_MODE_FIBRE_BIT = 10, ETHTOOL_LINK_MODE_BNC_BIT = 11, ETHTOOL_LINK_MODE_10000baseT_Full_BIT = 12, ETHTOOL_LINK_MODE_Pause_BIT = 13, ETHTOOL_LINK_MODE_Asym_Pause_BIT = 14, ETHTOOL_LINK_MODE_2500baseX_Full_BIT = 15, ETHTOOL_LINK_MODE_Backplane_BIT = 16, ETHTOOL_LINK_MODE_1000baseKX_Full_BIT = 17, ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT = 18, ETHTOOL_LINK_MODE_10000baseKR_Full_BIT = 19, ETHTOOL_LINK_MODE_10000baseR_FEC_BIT = 20, ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT = 21, ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT = 22, ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT = 23, ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT = 24, ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT = 25, ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT = 26, ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT = 27, ETHTOOL_LINK_MODE_56000baseCR4_Full_BIT = 28, ETHTOOL_LINK_MODE_56000baseSR4_Full_BIT = 29, ETHTOOL_LINK_MODE_56000baseLR4_Full_BIT = 30, ETHTOOL_LINK_MODE_25000baseCR_Full_BIT = 31, ETHTOOL_LINK_MODE_25000baseKR_Full_BIT = 32, ETHTOOL_LINK_MODE_25000baseSR_Full_BIT = 33, ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT = 34, ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT = 35, ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT = 36, ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT = 37, ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT = 38, ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT = 39, ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT = 40, ETHTOOL_LINK_MODE_1000baseX_Full_BIT = 41, ETHTOOL_LINK_MODE_10000baseCR_Full_BIT = 42, ETHTOOL_LINK_MODE_10000baseSR_Full_BIT = 43, ETHTOOL_LINK_MODE_10000baseLR_Full_BIT = 44, ETHTOOL_LINK_MODE_10000baseLRM_Full_BIT = 45, ETHTOOL_LINK_MODE_10000baseER_Full_BIT = 46, ETHTOOL_LINK_MODE_2500baseT_Full_BIT = 47, ETHTOOL_LINK_MODE_5000baseT_Full_BIT = 48, ETHTOOL_LINK_MODE_FEC_NONE_BIT = 49, ETHTOOL_LINK_MODE_FEC_RS_BIT = 50, ETHTOOL_LINK_MODE_FEC_BASER_BIT = 51, /* Last allowed bit for __ETHTOOL_LINK_MODE_LEGACY_MASK is bit * 31. Please do NOT define any SUPPORTED_* or ADVERTISED_* * macro for bits > 31. The only way to use indices > 31 is to * use the new ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. */ __ETHTOOL_LINK_MODE_LAST = ETHTOOL_LINK_MODE_FEC_BASER_BIT, }; #define __ETHTOOL_LINK_MODE_LEGACY_MASK(base_name) \ (1UL << (ETHTOOL_LINK_MODE_ ## base_name ## _BIT)) /* DEPRECATED macros. Please migrate to * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT * define any new SUPPORTED_* macro for bits > 31. */ #define SUPPORTED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half) #define SUPPORTED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full) #define SUPPORTED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half) #define SUPPORTED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full) #define SUPPORTED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half) #define SUPPORTED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full) #define SUPPORTED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg) #define SUPPORTED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP) #define SUPPORTED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI) #define SUPPORTED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII) #define SUPPORTED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE) #define SUPPORTED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC) #define SUPPORTED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full) #define SUPPORTED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause) #define SUPPORTED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause) #define SUPPORTED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full) #define SUPPORTED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane) #define SUPPORTED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full) #define SUPPORTED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full) #define SUPPORTED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full) #define SUPPORTED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC) #define SUPPORTED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full) #define SUPPORTED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full) #define SUPPORTED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full) #define SUPPORTED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full) #define SUPPORTED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full) #define SUPPORTED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full) #define SUPPORTED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full) #define SUPPORTED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full) #define SUPPORTED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full) #define SUPPORTED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full) /* Please do not define any new SUPPORTED_* macro for bits > 31, see * notice above. */ /* * DEPRECATED macros. Please migrate to * ETHTOOL_GLINKSETTINGS/ETHTOOL_SLINKSETTINGS API. Please do NOT * define any new ADERTISE_* macro for bits > 31. */ #define ADVERTISED_10baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Half) #define ADVERTISED_10baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10baseT_Full) #define ADVERTISED_100baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Half) #define ADVERTISED_100baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(100baseT_Full) #define ADVERTISED_1000baseT_Half __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Half) #define ADVERTISED_1000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseT_Full) #define ADVERTISED_Autoneg __ETHTOOL_LINK_MODE_LEGACY_MASK(Autoneg) #define ADVERTISED_TP __ETHTOOL_LINK_MODE_LEGACY_MASK(TP) #define ADVERTISED_AUI __ETHTOOL_LINK_MODE_LEGACY_MASK(AUI) #define ADVERTISED_MII __ETHTOOL_LINK_MODE_LEGACY_MASK(MII) #define ADVERTISED_FIBRE __ETHTOOL_LINK_MODE_LEGACY_MASK(FIBRE) #define ADVERTISED_BNC __ETHTOOL_LINK_MODE_LEGACY_MASK(BNC) #define ADVERTISED_10000baseT_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseT_Full) #define ADVERTISED_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Pause) #define ADVERTISED_Asym_Pause __ETHTOOL_LINK_MODE_LEGACY_MASK(Asym_Pause) #define ADVERTISED_2500baseX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(2500baseX_Full) #define ADVERTISED_Backplane __ETHTOOL_LINK_MODE_LEGACY_MASK(Backplane) #define ADVERTISED_1000baseKX_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(1000baseKX_Full) #define ADVERTISED_10000baseKX4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKX4_Full) #define ADVERTISED_10000baseKR_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseKR_Full) #define ADVERTISED_10000baseR_FEC __ETHTOOL_LINK_MODE_LEGACY_MASK(10000baseR_FEC) #define ADVERTISED_20000baseMLD2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseMLD2_Full) #define ADVERTISED_20000baseKR2_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(20000baseKR2_Full) #define ADVERTISED_40000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseKR4_Full) #define ADVERTISED_40000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseCR4_Full) #define ADVERTISED_40000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseSR4_Full) #define ADVERTISED_40000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(40000baseLR4_Full) #define ADVERTISED_56000baseKR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseKR4_Full) #define ADVERTISED_56000baseCR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseCR4_Full) #define ADVERTISED_56000baseSR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseSR4_Full) #define ADVERTISED_56000baseLR4_Full __ETHTOOL_LINK_MODE_LEGACY_MASK(56000baseLR4_Full) /* Please do not define any new ADVERTISED_* macro for bits > 31, see * notice above. */ /* The following are all involved in forcing a particular link * mode for the device for setting things. When getting the * devices settings, these indicate the current mode and whether * it was forced up into this mode or autonegotiated. */ /* The forced speed, in units of 1Mb. All values 0 to INT_MAX are legal. * Update drivers/net/phy/phy.c:phy_speed_to_str() and * drivers/net/bonding/bond_3ad.c:__get_link_speed() when adding new values. */ #define SPEED_10 10 #define SPEED_100 100 #define SPEED_1000 1000 #define SPEED_2500 2500 #define SPEED_5000 5000 #define SPEED_10000 10000 #define SPEED_14000 14000 #define SPEED_20000 20000 #define SPEED_25000 25000 #define SPEED_40000 40000 #define SPEED_50000 50000 #define SPEED_56000 56000 #define SPEED_100000 100000 #define SPEED_UNKNOWN -1 static __inline__ int ethtool_validate_speed(__u32 speed) { return speed <= INT_MAX || speed == SPEED_UNKNOWN; } /* Duplex, half or full. */ #define DUPLEX_HALF 0x00 #define DUPLEX_FULL 0x01 #define DUPLEX_UNKNOWN 0xff static __inline__ int ethtool_validate_duplex(__u8 duplex) { switch (duplex) { case DUPLEX_HALF: case DUPLEX_FULL: case DUPLEX_UNKNOWN: return 1; } return 0; } /* Which connector port. */ #define PORT_TP 0x00 #define PORT_AUI 0x01 #define PORT_MII 0x02 #define PORT_FIBRE 0x03 #define PORT_BNC 0x04 #define PORT_DA 0x05 #define PORT_NONE 0xef #define PORT_OTHER 0xff /* Which transceiver to use. */ #define XCVR_INTERNAL 0x00 /* PHY and MAC are in the same package */ #define XCVR_EXTERNAL 0x01 /* PHY and MAC are in different packages */ #define XCVR_DUMMY1 0x02 #define XCVR_DUMMY2 0x03 #define XCVR_DUMMY3 0x04 /* Enable or disable autonegotiation. */ #define AUTONEG_DISABLE 0x00 #define AUTONEG_ENABLE 0x01 /* MDI or MDI-X status/control - if MDI/MDI_X/AUTO is set then * the driver is required to renegotiate link */ #define ETH_TP_MDI_INVALID 0x00 /* status: unknown; control: unsupported */ #define ETH_TP_MDI 0x01 /* status: MDI; control: force MDI */ #define ETH_TP_MDI_X 0x02 /* status: MDI-X; control: force MDI-X */ #define ETH_TP_MDI_AUTO 0x03 /* control: auto-select */ /* Wake-On-Lan options. */ #define WAKE_PHY (1 << 0) #define WAKE_UCAST (1 << 1) #define WAKE_MCAST (1 << 2) #define WAKE_BCAST (1 << 3) #define WAKE_ARP (1 << 4) #define WAKE_MAGIC (1 << 5) #define WAKE_MAGICSECURE (1 << 6) /* only meaningful if WAKE_MAGIC */ #define WAKE_FILTER (1 << 7) /* L2-L4 network traffic flow types */ #define TCP_V4_FLOW 0x01 /* hash or spec (tcp_ip4_spec) */ #define UDP_V4_FLOW 0x02 /* hash or spec (udp_ip4_spec) */ #define SCTP_V4_FLOW 0x03 /* hash or spec (sctp_ip4_spec) */ #define AH_ESP_V4_FLOW 0x04 /* hash only */ #define TCP_V6_FLOW 0x05 /* hash or spec (tcp_ip6_spec; nfc only) */ #define UDP_V6_FLOW 0x06 /* hash or spec (udp_ip6_spec; nfc only) */ #define SCTP_V6_FLOW 0x07 /* hash or spec (sctp_ip6_spec; nfc only) */ #define AH_ESP_V6_FLOW 0x08 /* hash only */ #define AH_V4_FLOW 0x09 /* hash or spec (ah_ip4_spec) */ #define ESP_V4_FLOW 0x0a /* hash or spec (esp_ip4_spec) */ #define AH_V6_FLOW 0x0b /* hash or spec (ah_ip6_spec; nfc only) */ #define ESP_V6_FLOW 0x0c /* hash or spec (esp_ip6_spec; nfc only) */ #define IPV4_USER_FLOW 0x0d /* spec only (usr_ip4_spec) */ #define IP_USER_FLOW IPV4_USER_FLOW #define IPV6_USER_FLOW 0x0e /* spec only (usr_ip6_spec; nfc only) */ #define IPV4_FLOW 0x10 /* hash only */ #define IPV6_FLOW 0x11 /* hash only */ #define ETHER_FLOW 0x12 /* spec only (ether_spec) */ /* Flag to enable additional fields in struct ethtool_rx_flow_spec */ #define FLOW_EXT 0x80000000 #define FLOW_MAC_EXT 0x40000000 /* Flag to enable RSS spreading of traffic matching rule (nfc only) */ #define FLOW_RSS 0x20000000 /* L3-L4 network traffic flow hash options */ #define RXH_L2DA (1 << 1) #define RXH_VLAN (1 << 2) #define RXH_L3_PROTO (1 << 3) #define RXH_IP_SRC (1 << 4) #define RXH_IP_DST (1 << 5) #define RXH_L4_B_0_1 (1 << 6) /* src port in case of TCP/UDP/SCTP */ #define RXH_L4_B_2_3 (1 << 7) /* dst port in case of TCP/UDP/SCTP */ #define RXH_DISCARD (1 << 31) #define RX_CLS_FLOW_DISC 0xffffffffffffffffULL #define RX_CLS_FLOW_WAKE 0xfffffffffffffffeULL /* Special RX classification rule insert location values */ #define RX_CLS_LOC_SPECIAL 0x80000000 /* flag */ #define RX_CLS_LOC_ANY 0xffffffff #define RX_CLS_LOC_FIRST 0xfffffffe #define RX_CLS_LOC_LAST 0xfffffffd /* EEPROM Standards for plug in modules */ #define ETH_MODULE_SFF_8079 0x1 #define ETH_MODULE_SFF_8079_LEN 256 #define ETH_MODULE_SFF_8472 0x2 #define ETH_MODULE_SFF_8472_LEN 512 #define ETH_MODULE_SFF_8636 0x3 #define ETH_MODULE_SFF_8636_LEN 256 #define ETH_MODULE_SFF_8436 0x4 #define ETH_MODULE_SFF_8436_LEN 256 /* Reset flags */ /* The reset() operation must clear the flags for the components which * were actually reset. On successful return, the flags indicate the * components which were not reset, either because they do not exist * in the hardware or because they cannot be reset independently. The * driver must never reset any components that were not requested. */ enum ethtool_reset_flags { /* These flags represent components dedicated to the interface * the command is addressed to. Shift any flag left by * ETH_RESET_SHARED_SHIFT to reset a shared component of the * same type. */ ETH_RESET_MGMT = 1 << 0, /* Management processor */ ETH_RESET_IRQ = 1 << 1, /* Interrupt requester */ ETH_RESET_DMA = 1 << 2, /* DMA engine */ ETH_RESET_FILTER = 1 << 3, /* Filtering/flow direction */ ETH_RESET_OFFLOAD = 1 << 4, /* Protocol offload */ ETH_RESET_MAC = 1 << 5, /* Media access controller */ ETH_RESET_PHY = 1 << 6, /* Transceiver/PHY */ ETH_RESET_RAM = 1 << 7, /* RAM shared between * multiple components */ ETH_RESET_AP = 1 << 8, /* Application processor */ ETH_RESET_DEDICATED = 0x0000ffff, /* All components dedicated to * this interface */ ETH_RESET_ALL = 0xffffffff, /* All components used by this * interface, even if shared */ }; #define ETH_RESET_SHARED_SHIFT 16 /** * struct ethtool_link_settings - link control and status * * IMPORTANT, Backward compatibility notice: When implementing new * user-space tools, please first try %ETHTOOL_GLINKSETTINGS, and * if it succeeds use %ETHTOOL_SLINKSETTINGS to change link * settings; do not use %ETHTOOL_SSET if %ETHTOOL_GLINKSETTINGS * succeeded: stick to %ETHTOOL_GLINKSETTINGS/%SLINKSETTINGS in * that case. Conversely, if %ETHTOOL_GLINKSETTINGS fails, use * %ETHTOOL_GSET to query and %ETHTOOL_SSET to change link * settings; do not use %ETHTOOL_SLINKSETTINGS if * %ETHTOOL_GLINKSETTINGS failed: stick to * %ETHTOOL_GSET/%ETHTOOL_SSET in that case. * * @cmd: Command number = %ETHTOOL_GLINKSETTINGS or %ETHTOOL_SLINKSETTINGS * @speed: Link speed (Mbps) * @duplex: Duplex mode; one of %DUPLEX_* * @port: Physical connector type; one of %PORT_* * @phy_address: MDIO address of PHY (transceiver); 0 or 255 if not * applicable. For clause 45 PHYs this is the PRTAD. * @autoneg: Enable/disable autonegotiation and auto-detection; * either %AUTONEG_DISABLE or %AUTONEG_ENABLE * @mdio_support: Bitmask of %ETH_MDIO_SUPPORTS_* flags for the MDIO * protocols supported by the interface; 0 if unknown. * Read-only. * @eth_tp_mdix: Ethernet twisted-pair MDI(-X) status; one of * %ETH_TP_MDI_*. If the status is unknown or not applicable, the * value will be %ETH_TP_MDI_INVALID. Read-only. * @eth_tp_mdix_ctrl: Ethernet twisted pair MDI(-X) control; one of * %ETH_TP_MDI_*. If MDI(-X) control is not implemented, reads * yield %ETH_TP_MDI_INVALID and writes may be ignored or rejected. * When written successfully, the link should be renegotiated if * necessary. * @link_mode_masks_nwords: Number of 32-bit words for each of the * supported, advertising, lp_advertising link mode bitmaps. For * %ETHTOOL_GLINKSETTINGS: on entry, number of words passed by user * (>= 0); on return, if handshake in progress, negative if * request size unsupported by kernel: absolute value indicates * kernel expected size and all the other fields but cmd * are 0; otherwise (handshake completed), strictly positive * to indicate size used by kernel and cmd field stays * %ETHTOOL_GLINKSETTINGS, all other fields populated by driver. For * %ETHTOOL_SLINKSETTINGS: must be valid on entry, ie. a positive * value returned previously by %ETHTOOL_GLINKSETTINGS, otherwise * refused. For drivers: ignore this field (use kernel's * __ETHTOOL_LINK_MODE_MASK_NBITS instead), any change to it will * be overwritten by kernel. * @supported: Bitmap with each bit meaning given by * %ethtool_link_mode_bit_indices for the link modes, physical * connectors and other link features for which the interface * supports autonegotiation or auto-detection. Read-only. * @advertising: Bitmap with each bit meaning given by * %ethtool_link_mode_bit_indices for the link modes, physical * connectors and other link features that are advertised through * autonegotiation or enabled for auto-detection. * @lp_advertising: Bitmap with each bit meaning given by * %ethtool_link_mode_bit_indices for the link modes, and other * link features that the link partner advertised through * autonegotiation; 0 if unknown or not applicable. Read-only. * @transceiver: Used to distinguish different possible PHY types, * reported consistently by PHYLIB. Read-only. * * If autonegotiation is disabled, the speed and @duplex represent the * fixed link mode and are writable if the driver supports multiple * link modes. If it is enabled then they are read-only; if the link * is up they represent the negotiated link mode; if the link is down, * the speed is 0, %SPEED_UNKNOWN or the highest enabled speed and * @duplex is %DUPLEX_UNKNOWN or the best enabled duplex mode. * * Some hardware interfaces may have multiple PHYs and/or physical * connectors fitted or do not allow the driver to detect which are * fitted. For these interfaces @port and/or @phy_address may be * writable, possibly dependent on @autoneg being %AUTONEG_DISABLE. * Otherwise, attempts to write different values may be ignored or * rejected. * * Deprecated %ethtool_cmd fields transceiver, maxtxpkt and maxrxpkt * are not available in %ethtool_link_settings. Until all drivers are * converted to ignore them or to the new %ethtool_link_settings API, * for both queries and changes, users should always try * %ETHTOOL_GLINKSETTINGS first, and if it fails with -ENOTSUPP stick * only to %ETHTOOL_GSET and %ETHTOOL_SSET consistently. If it * succeeds, then users should stick to %ETHTOOL_GLINKSETTINGS and * %ETHTOOL_SLINKSETTINGS (which would support drivers implementing * either %ethtool_cmd or %ethtool_link_settings). * * Users should assume that all fields not marked read-only are * writable and subject to validation by the driver. They should use * %ETHTOOL_GLINKSETTINGS to get the current values before making specific * changes and then applying them with %ETHTOOL_SLINKSETTINGS. * * Drivers that implement %get_link_ksettings and/or * %set_link_ksettings should ignore the @cmd * and @link_mode_masks_nwords fields (any change to them overwritten * by kernel), and rely only on kernel's internal * %__ETHTOOL_LINK_MODE_MASK_NBITS and * %ethtool_link_mode_mask_t. Drivers that implement * %set_link_ksettings() should validate all fields other than @cmd * and @link_mode_masks_nwords that are not described as read-only or * deprecated, and must ignore all fields described as read-only. */ struct ethtool_link_settings { __u32 cmd; __u32 speed; __u8 duplex; __u8 port; __u8 phy_address; __u8 autoneg; __u8 mdio_support; __u8 eth_tp_mdix; __u8 eth_tp_mdix_ctrl; __s8 link_mode_masks_nwords; __u8 transceiver; __u8 reserved1[3]; __u32 reserved[7]; __u32 link_mode_masks[0]; /* layout of link_mode_masks fields: * __u32 map_supported[link_mode_masks_nwords]; * __u32 map_advertising[link_mode_masks_nwords]; * __u32 map_lp_advertising[link_mode_masks_nwords]; */ }; #endif /* _LINUX_ETHTOOL_H */

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