/*
* 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
#ifdef __KERNEL__
#include <linux/compat.h>
#endif
#include <linux/types.h>
#include <linux/if_ether.h>
/* This should work for both 32 and 64 bit userland. */
struct ethtool_cmd {
__u32 cmd;
__u32 supported; /* Features this interface supports */
__u32 advertising; /* Features this interface advertises */
__u16 speed; /* The forced speed, 10Mb, 100Mb, gigabit */
__u8 duplex; /* Duplex, half or full */
__u8 port; /* Which connector port */
__u8 phy_address;
__u8 transceiver; /* Which transceiver to use */
__u8 autoneg; /* Enable or disable autonegotiation */
__u8 mdio_support;
__u32 maxtxpkt; /* Tx pkts before generating tx int */
__u32 maxrxpkt; /* Rx pkts before generating rx int */
__u16 speed_hi;
__u8 eth_tp_mdix;
__u8 reserved2;
__u32 lp_advertising; /* Features the link partner advertises */
__u32 reserved[2];
};
static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep,
__u32 speed)
{
ep->speed = (__u16)speed;
ep->speed_hi = (__u16)(speed >> 16);
}
static inline __u32 ethtool_cmd_speed(struct ethtool_cmd *ep)
{
return (ep->speed_hi << 16) | ep->speed;
}
#define ETHTOOL_FWVERS_LEN 32
#define ETHTOOL_BUSINFO_LEN 32
/* these strings are set to whatever the driver author decides... */
struct ethtool_drvinfo {
__u32 cmd;
char driver[32]; /* driver short name, "tulip", "eepro100" */
char version[32]; /* driver version string */
char fw_version[ETHTOOL_FWVERS_LEN]; /* firmware version string */
char bus_info[ETHTOOL_BUSINFO_LEN]; /* Bus info for this IF. */
/* For PCI devices, use pci_name(pci_dev). */
char reserved1[32];
char reserved2[12];
/*
* Some struct members below are filled in
* using ops->get_sset_count(). Obtaining
* this info from ethtool_drvinfo is now
* deprecated; Use ETHTOOL_GSSET_INFO
* instead.
*/
__u32 n_priv_flags; /* number of flags valid in ETHTOOL_GPFLAGS */
__u32 n_stats; /* number of u64's from ETHTOOL_GSTATS */
__u32 testinfo_len;
__u32 eedump_len; /* Size of data from ETHTOOL_GEEPROM (bytes) */
__u32 regdump_len; /* Size of data from ETHTOOL_GREGS (bytes) */
};
#define SOPASS_MAX 6
/* wake-on-lan settings */
struct ethtool_wolinfo {
__u32 cmd;
__u32 supported;
__u32 wolopts;
__u8 sopass[SOPASS_MAX]; /* SecureOn(tm) password */
};
/* for passing single values */
struct ethtool_value {
__u32 cmd;
__u32 data;
};
/* for passing big chunks of data */
struct ethtool_regs {
__u32 cmd;
__u32 version; /* driver-specific, indicates different chips/revs */
__u32 len; /* bytes */
__u8 data[0];
};
/* for passing EEPROM chunks */
struct ethtool_eeprom {
__u32 cmd;
__u32 magic;
__u32 offset; /* in bytes */
__u32 len; /* in bytes */
__u8 data[0];
};
/* for configuring coalescing parameters of chip */
struct ethtool_coalesce {
__u32 cmd; /* ETHTOOL_{G,S}COALESCE */
/* How many usecs to delay an RX interrupt after
* a packet arrives. If 0, only rx_max_coalesced_frames
* is used.
*/
__u32 rx_coalesce_usecs;
/* How many packets to delay an RX interrupt after
* a packet arrives. If 0, only rx_coalesce_usecs is
* used. It is illegal to set both usecs and max frames
* to zero as this would cause RX interrupts to never be
* generated.
*/
__u32 rx_max_coalesced_frames;
/* Same as above two parameters, except that these values
* apply while an IRQ is being serviced by the host. Not
* all cards support this feature and the values are ignored
* in that case.
*/
__u32 rx_coalesce_usecs_irq;
__u32 rx_max_coalesced_frames_irq;
/* How many usecs to delay a TX interrupt after
* a packet is sent. If 0, only tx_max_coalesced_frames
* is used.
*/
__u32 tx_coalesce_usecs;
/* How many packets to delay a TX interrupt after
* a packet is sent. If 0, only tx_coalesce_usecs is
* used. It is illegal to set both usecs and max frames
* to zero as this would cause TX interrupts to never be
* generated.
*/
__u32 tx_max_coalesced_frames;
/* Same as above two parameters, except that these values
* apply while an IRQ is being serviced by the host. Not
* all cards support this feature and the values are ignored
* in that case.
*/
__u32 tx_coalesce_usecs_irq;
__u32 tx_max_coalesced_frames_irq;
/* 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.
*/
__u32 stats_block_coalesce_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.
*/
__u32 use_adaptive_rx_coalesce;
__u32 use_adaptive_tx_coalesce;
/* When the packet rate (measured in packets per second)
* is below pkt_rate_low, the {rx,tx}_*_low parameters are
* used.
*/
__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;
/* 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.
*/
/* When the packet rate is (measured in packets per second)
* is above pkt_rate_high, the {rx,tx}_*_high parameters are
* used.
*/
__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;
/* How often to do adaptive coalescing packet rate sampling,
* measured in seconds. Must not be zero.
*/
__u32 rate_sample_interval;
};
/* for configuring RX/TX ring parameters */
struct ethtool_ringparam {
__u32 cmd; /* ETHTOOL_{G,S}RINGPARAM */
/* Read only attributes. These indicate the maximum number
* of pending RX/TX ring entries the driver will allow the
* user to set.
*/
__u32 rx_max_pending;
__u32 rx_mini_max_pending;
__u32 rx_jumbo_max_pending;
__u32 tx_max_pending;
/* Values changeable by the user. The valid values are
* in the range 1 to the "*_max_pending" counterpart above.
*/
__u32 rx_pending;
__u32 rx_mini_pending;
__u32 rx_jumbo_pending;
__u32 tx_pending;
};
/* for configuring link flow control parameters */
struct ethtool_pauseparam {
__u32 cmd; /* ETHTOOL_{G,S}PAUSEPARAM */
/* If the link is being auto-negotiated (via ethtool_cmd.autoneg
* being true) the user may set 'autonet' here non-zero to have the
* pause parameters be auto-negotiated too. In such a case, the
* {rx,tx}_pause values below determine what capabilities are
* advertised.
*
* If 'autoneg' is zero or the link is not being auto-negotiated,
* then {rx,tx}_pause force the driver to use/not-use pause
* flow control.
*/
__u32 autoneg;
__u32 rx_pause;
__u32 tx_pause;
};
#define ETH_GSTRING_LEN 32
enum ethtool_stringset {
ETH_SS_TEST = 0,
ETH_SS_STATS,
ETH_SS_PRIV_FLAGS,
ETH_SS_NTUPLE_FILTERS,
ETH_SS_FEATURES,
};
/* for passing string sets for data tagging */
struct ethtool_gstrings {
__u32 cmd; /* ETHTOOL_GSTRINGS */
__u32 string_set; /* string set id e.c. ETH_SS_TEST, etc*/
__u32 len; /* number of strings in the string set */
__u8 data[0];
};
struct ethtool_sset_info {
__u32 cmd; /* ETHTOOL_GSSET_INFO */
__u32 reserved;
__u64 sset_mask; /* input: each bit selects an sset to query */
/* output: each bit a returned sset */
__u32 data[0]; /* ETH_SS_xxx count, in order, based on bits
in sset_mask. One bit implies one
__u32, two bits implies two
__u32's, etc. */
};
enum ethtool_test_flags {
ETH_TEST_FL_OFFLINE = (1 << 0), /* online / offline */
ETH_TEST_FL_FAILED = (1 << 1), /* test passed / failed */
};
/* for requesting NIC test and getting results*/
struct ethtool_test {
__u32 cmd; /* ETHTOOL_TEST */
__u32 flags; /* ETH_TEST_FL_xxx */
__u32 reserved;
__u32 len; /* result length, in number of u64 elements */
__u64 data[0];
};
/* for dumping NIC-specific statistics */
struct ethtool_stats {
__u32 cmd; /* ETHTOOL_GSTATS */
__u32 n_stats; /* number of u64's being returned */
__u64 data[0];
};
struct ethtool_perm_addr {
__u32 cmd; /* ETHTOOL_GPERMADDR */
__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_rx_flow_spec - specification for RX flow filter
* @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW
* @h_u: Flow fields to match (dependent on @flow_type)
* @m_u: Masks for flow field bits to be ignored
* @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC
* if packets should be discarded
* @location: Index of filter in hardware table
*/
struct ethtool_rx_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;
__u64 ring_cookie;
__u32 location;
};
/**
* 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 filter specification
* @rule_cnt: Number of rules to be affected
* @rule_locs: Array of valid rule indices
*
* 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.
*
* 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.
*
* For %ETHTOOL_GRXCLSRULE, @fs.@location specifies the index of an
* existing filter rule on entry and @fs contains the rule on return.
*
* 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 filter table and @rule_locs contains the indices of the
* defined rules.
*
* For %ETHTOOL_SRXCLSRLINS, @fs specifies the filter rule to add or
* update. @fs.@location specifies the index to use and must not be
* ignored.
*
* For %ETHTOOL_SRXCLSRLDEL, @fs.@location specifies the index of an
* existing filter rule on entry.
*
* Implementation of indexed classification rules generally requires a
* TCAM.
*/
struct ethtool_rxnfc {
__u32 cmd;
__u32 flow_type;
__u64 data;
struct ethtool_rx_flow_spec fs;
__u32 rule_cnt;
__u32 rule_locs[0];
};
#ifdef __KERNEL__
#ifdef CONFIG_COMPAT
struct compat_ethtool_rx_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;
compat_u64 ring_cookie;
u32 location;
};
struct compat_ethtool_rxnfc {
u32 cmd;
u32 flow_type;
compat_u64 data;
struct compat_ethtool_rx_flow_spec fs;
u32 rule_cnt;
u32 rule_locs[0];
};
#endif /* CONFIG_COMPAT */
#endif /* __KERNEL__ */
/**
* 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. On return from
* %ETHTOOL_GRXFHINDIR, the array size of the hardware indirection table.
* @ring_index: RX ring/queue index for each hash value
*/
struct ethtool_rxfh_indir {
__u32 cmd;
__u32 size;
__u32 ring_index[0];
};
/**
* 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];
};
/* 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: in: number of elements in the features[] array;
* out: 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];
};
/*
* %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-changable 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)
#ifdef __KERNEL__
#include <linux/rculist.h>
/* needed by dev_disable_lro() */
extern int __ethtool_set_flags(struct net_device *dev, u32 flags);
struct ethtool_rx_ntuple_flow_spec_container {
struct ethtool_rx_ntuple_flow_spec fs;
struct list_head list;
};
struct ethtool_rx_ntuple_list {
#define ETHTOOL_MAX_NTUPLE_LIST_ENTRY 1024
#define ETHTOOL_MAX_NTUPLE_STRING_PER_ENTRY 14
struct list_head list;
unsigned int count;
};
struct net_device;
/* Some generic methods drivers may use in their ethtool_ops */
u32 ethtool_op_get_link(struct net_device *dev);
u32 ethtool_op_get_tx_csum(struct net_device *dev);
int ethtool_op_set_tx_csum(struct net_device *dev, u32 data);
int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data);
int ethtool_op_set_tx_ipv6_csum(struct net_device *dev, u32 data);
u32 ethtool_op_get_sg(struct net_device *dev);
int ethtool_op_set_sg(struct net_device *dev, u32 data);
u32 ethtool_op_get_tso(struct net_device *dev);
int ethtool_op_set_tso(struct net_device *dev, u32 data);
u32 ethtool_op_get_ufo(struct net_device *dev);
int ethtool_op_set_ufo(struct net_device *dev, u32 data);
u32 ethtool_op_get_flags(struct net_device *dev);
int ethtool_op_set_flags(struct net_device *dev, u32 data, u32 supported);
void ethtool_ntuple_flush(struct net_device *dev);
bool ethtool_invalid_flags(struct net_device *dev, u32 data, u32 supported);
/**
* struct ethtool_ops - optional netdev operations
* @get_settings: Get various device settings including Ethernet link
* settings. Returns a negative error code or zero.
* @set_settings: Set various device settings including Ethernet link
* settings. Returns a negative error code or zero.
* @get_drvinfo: Report driver/device information. Should only set the
* @driver, @version, @fw_version and @bus_info fields. If not
* implemented, the @driver and @bus_info fields will be filled in
* according to the netdev's parent device.
* @get_regs_len: Get buffer length required for @get_regs
* @get_regs: Get device registers
* @get_wol: Report whether Wake-on-Lan is enabled
* @set_wol: Turn Wake-on-Lan on or off. Returns a negative error code
* or zero.
* @get_msglevel: Report driver message level. This should be the value
* of the @msg_enable field used by netif logging functions.
* @set_msglevel: Set driver message level
* @nway_reset: Restart autonegotiation. Returns a negative error code
* or zero.
* @get_link: Report whether physical link is up. Will only be called if
* the netdev is up. Should usually be set to ethtool_op_get_link(),
* which uses netif_carrier_ok().
* @get_eeprom: Read data from the device EEPROM.
* Should fill in the magic field. Don't need to check len for zero
* or wraparound. Fill in the data argument with the eeprom values
* from offset to offset + len. Update len to the amount read.
* Returns an error or zero.
* @set_eeprom: Write data to the device EEPROM.
* Should validate the magic field. Don't need to check len for zero
* or wraparound. Update len to the amount written. Returns an error
* or zero.
* @get_coalesce: Get interrupt coalescing parameters. Returns a negative
* error code or zero.
* @set_coalesce: Set interrupt coalescing parameters. Returns a negative
* error code or zero.
* @get_ringparam: Report ring sizes
* @set_ringparam: Set ring sizes. Returns a negative error code or zero.
* @get_pauseparam: Report pause parameters
* @set_pauseparam: Set pause parameters. Returns a negative error code
* or zero.
* @get_rx_csum: Deprecated in favour of the netdev feature %NETIF_F_RXCSUM.
* Report whether receive checksums are turned on or off.
* @set_rx_csum: Deprecated in favour of generic netdev features. Turn
* receive checksum on or off. Returns a negative error code or zero.
* @get_tx_csum: Deprecated as redundant. Report whether transmit checksums
* are turned on or off.
* @set_tx_csum: Deprecated in favour of generic netdev features. Turn
* transmit checksums on or off. Returns a egative error code or zero.
* @get_sg: Deprecated as redundant. Report whether scatter-gather is
* enabled.
* @set_sg: Deprecated in favour of generic netdev features. Turn
* scatter-gather on or off. Returns a negative error code or zero.
* @get_tso: Deprecated as redundant. Report whether TCP segmentation
* offload is enabled.
* @set_tso: Deprecated in favour of generic netdev features. Turn TCP
* segmentation offload on or off. Returns a negative error code or zero.
* @self_test: Run specified self-tests
* @get_strings: Return a set of strings that describe the requested objects
* @phys_id: Identify the physical device, e.g. by flashing an LED
* attached to it until interrupted by a signal or the given time
* (in seconds) elapses. If the given time is zero, use a default
* time limit. Returns a negative error code or zero. Being
* interrupted by a signal is not an error.
* @get_ethtool_stats: Return extended statistics about the device.
* This is only useful if the device maintains statistics not
* included in &struct rtnl_link_stats64.
* @begin: Function to be called before any other operation. Returns a
* negative error code or zero.
* @complete: Function to be called after any other operation except
* @begin. Will be called even if the other operation failed.
* @get_ufo: Deprecated as redundant. Report whether UDP fragmentation
* offload is enabled.
* @set_ufo: Deprecated in favour of generic netdev features. Turn UDP
* fragmentation offload on or off. Returns a negative error code or zero.
* @get_flags: Deprecated as redundant. Report features included in
* &enum ethtool_flags that are enabled.
* @set_flags: Deprecated in favour of generic netdev features. Turn
* features included in &enum ethtool_flags on or off. Returns a
* negative error code or zero.
* @get_priv_flags: Report driver-specific feature flags.
* @set_priv_flags: Set driver-specific feature flags. Returns a negative
* error code or zero.
* @get_sset_count: Get number of strings that @get_strings will write.
* @get_rxnfc: Get RX flow classification rules. Returns a negative
* error code or zero.
* @set_rxnfc: Set RX flow classification rules. Returns a negative
* error code or zero.
* @flash_device: Write a firmware image to device's flash memory.
* Returns a negative error code or zero.
* @reset: Reset (part of) the device, as specified by a bitmask of
* flags from &enum ethtool_reset_flags. Returns a negative
* error code or zero.
* @set_rx_ntuple: Set an RX n-tuple rule. Returns a negative error code
* or zero.
* @get_rx_ntuple: Deprecated.
* @get_rxfh_indir: Get the contents of the RX flow hash indirection table.
* Returns a negative error code or zero.
* @set_rxfh_indir: Set the contents of the RX flow hash indirection table.
* Returns a negative error code or zero.
*
* All operations are optional (i.e. the function pointer may be set
* to %NULL) and callers must take this into account. Callers must
* hold the RTNL, except that for @get_drvinfo the caller may or may
* not hold the RTNL.
*
* See the structures used by these operations for further documentation.
*
* See &struct net_device and &struct net_device_ops for documentation
* of the generic netdev features interface.
*/
struct ethtool_ops {
int (*get_settings)(struct net_device *, struct ethtool_cmd *);
int (*set_settings)(struct net_device *, struct ethtool_cmd *);
void (*get_drvinfo)(struct net_device *, struct ethtool_drvinfo *);
int (*get_regs_len)(struct net_device *);
void (*get_regs)(struct net_device *, struct ethtool_regs *, void *);
void (*get_wol)(struct net_device *, struct ethtool_wolinfo *);
int (*set_wol)(struct net_device *, struct ethtool_wolinfo *);
u32 (*get_msglevel)(struct net_device *);
void (*set_msglevel)(struct net_device *, u32);
int (*nway_reset)(struct net_device *);
u32 (*get_link)(struct net_device *);
int (*get_eeprom_len)(struct net_device *);
int (*get_eeprom)(struct net_device *,
struct ethtool_eeprom *, u8 *);
int (*set_eeprom)(struct net_device *,
struct ethtool_eeprom *, u8 *);
int (*get_coalesce)(struct net_device *, struct ethtool_coalesce *);
int (*set_coalesce)(struct net_device *, struct ethtool_coalesce *);
void (*get_ringparam)(struct net_device *,
struct ethtool_ringparam *);
int (*set_ringparam)(struct net_device *,
struct ethtool_ringparam *);
void (*get_pauseparam)(struct net_device *,
struct ethtool_pauseparam*);
int (*set_pauseparam)(struct net_device *,
struct ethtool_pauseparam*);
u32 (*get_rx_csum)(struct net_device *);
int (*set_rx_csum)(struct net_device *, u32);
u32 (*get_tx_csum)(struct net_device *);
int (*set_tx_csum)(struct net_device *, u32);
u32 (*get_sg)(struct net_device *);
int (*set_sg)(struct net_device *, u32);
u32 (*get_tso)(struct net_device *);
int (*set_tso)(struct net_device *, u32);
void (*self_test)(struct net_device *, struct ethtool_test *, u64 *);
void (*get_strings)(struct net_device *, u32 stringset, u8 *);
int (*phys_id)(struct net_device *, u32);
void (*get_ethtool_stats)(struct net_device *,
struct ethtool_stats *, u64 *);
int (*begin)(struct net_device *);
void (*complete)(struct net_device *);
u32 (*get_ufo)(struct net_device *);
int (*set_ufo)(struct net_device *, u32);
u32 (*get_flags)(struct net_device *);
int (*set_flags)(struct net_device *, u32);
u32 (*get_priv_flags)(struct net_device *);
int (*set_priv_flags)(struct net_device *, u32);
int (*get_sset_count)(struct net_device *, int);
int (*get_rxnfc)(struct net_device *,
struct ethtool_rxnfc *, void *);
int (*set_rxnfc)(struct net_device *, struct ethtool_rxnfc *);
int (*flash_device)(struct net_device *, struct ethtool_flash *);
int (*reset)(struct net_device *, u32 *);
int (*set_rx_ntuple)(struct net_device *,
struct ethtool_rx_ntuple *);
int (*get_rx_ntuple)(struct net_device *, u32 stringset, void *);
int (*get_rxfh_indir)(struct net_device *,
struct ethtool_rxfh_indir *);
int (*set_rxfh_indir)(struct net_device *,
const struct ethtool_rxfh_indir *);
};
#endif /* __KERNEL__ */
/* CMDs currently supported */
#define ETHTOOL_GSET 0x00000001 /* Get settings. */
#define ETHTOOL_SSET 0x00000002 /* Set settings. */
#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 /* Get n-tuple filters from device */
#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 */
/* compatibility with older code */
#define SPARC_ETH_GSET ETHTOOL_GSET
#define SPARC_ETH_SSET ETHTOOL_SSET
/* Indicates what features are supported by the interface. */
#define SUPPORTED_10baseT_Half (1 << 0)
#define SUPPORTED_10baseT_Full (1 << 1)
#define SUPPORTED_100baseT_Half (1 << 2)
#define SUPPORTED_100baseT_Full (1 << 3)
#define SUPPORTED_1000baseT_Half (1 << 4)
#define SUPPORTED_1000baseT_Full (1 << 5)
#define SUPPORTED_Autoneg (1 << 6)
#define SUPPORTED_TP (1 << 7)
#define SUPPORTED_AUI (1 << 8)
#define SUPPORTED_MII (1 << 9)
#define SUPPORTED_FIBRE (1 << 10)
#define SUPPORTED_BNC (1 << 11)
#define SUPPORTED_10000baseT_Full (1 << 12)
#define SUPPORTED_Pause (1 << 13)
#define SUPPORTED_Asym_Pause (1 << 14)
#define SUPPORTED_2500baseX_Full (1 << 15)
#define SUPPORTED_Backplane (1 << 16)
#define SUPPORTED_1000baseKX_Full (1 << 17)
#define SUPPORTED_10000baseKX4_Full (1 << 18)
#define SUPPORTED_10000baseKR_Full (1 << 19)
#define SUPPORTED_10000baseR_FEC (1 << 20)
/* Indicates what features are advertised by the interface. */
#define ADVERTISED_10baseT_Half (1 << 0)
#define ADVERTISED_10baseT_Full (1 << 1)
#define ADVERTISED_100baseT_Half (1 << 2)
#define ADVERTISED_100baseT_Full (1 << 3)
#define ADVERTISED_1000baseT_Half (1 << 4)
#define ADVERTISED_1000baseT_Full (1 << 5)
#define ADVERTISED_Autoneg (1 << 6)
#define ADVERTISED_TP (1 << 7)
#define ADVERTISED_AUI (1 << 8)
#define ADVERTISED_MII (1 << 9)
#define ADVERTISED_FIBRE (1 << 10)
#define ADVERTISED_BNC (1 << 11)
#define ADVERTISED_10000baseT_Full (1 << 12)
#define ADVERTISED_Pause (1 << 13)
#define ADVERTISED_Asym_Pause (1 << 14)
#define ADVERTISED_2500baseX_Full (1 << 15)
#define ADVERTISED_Backplane (1 << 16)
#define ADVERTISED_1000baseKX_Full (1 << 17)
#define ADVERTISED_10000baseKX4_Full (1 << 18)
#define ADVERTISED_10000baseKR_Full (1 << 19)
#define ADVERTISED_10000baseR_FEC (1 << 20)
/* 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 foced up into this mode or autonegotiated.
*/
/* The forced speed, 10Mb, 100Mb, gigabit, 2.5Gb, 10GbE. */
#define SPEED_10 10
#define SPEED_100 100
#define SPEED_1000 1000
#define SPEED_2500 2500
#define SPEED_10000 10000
/* Duplex, half or full. */
#define DUPLEX_HALF 0x00
#define DUPLEX_FULL 0x01
/* 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
#define XCVR_EXTERNAL 0x01
#define XCVR_DUMMY1 0x02
#define XCVR_DUMMY2 0x03
#define XCVR_DUMMY3 0x04
/* Enable or disable autonegotiation. If this is set to enable,
* the forced link modes above are completely ignored.
*/
#define AUTONEG_DISABLE 0x00
#define AUTONEG_ENABLE 0x01
/* Mode MDI or MDI-X */
#define ETH_TP_MDI_INVALID 0x00
#define ETH_TP_MDI 0x01
#define ETH_TP_MDI_X 0x02
/* 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 */
/* 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 only */
#define UDP_V6_FLOW 0x06 /* hash only */
#define SCTP_V6_FLOW 0x07 /* hash 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 only */
#define ESP_V6_FLOW 0x0c /* hash only */
#define IP_USER_FLOW 0x0d /* spec only (usr_ip4_spec) */
#define IPV4_FLOW 0x10 /* hash only */
#define IPV6_FLOW 0x11 /* hash only */
#define ETHER_FLOW 0x12 /* spec only (ether_spec) */
/* 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
/* 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_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
#endif /* _LINUX_ETHTOOL_H */
