diff options
Diffstat (limited to 'include/linux/ethtool.h')
| -rw-r--r-- | include/linux/ethtool.h | 287 |
1 files changed, 212 insertions, 75 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index dc80d829424..4194a2067a1 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -24,7 +24,10 @@ 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 */ + __u16 speed; /* The forced speed (lower bits) in + * Mbps. Please use + * ethtool_cmd_speed()/_set() to + * access it */ __u8 duplex; /* Duplex, half or full */ __u8 port; /* Which connector port */ __u8 phy_address; @@ -33,7 +36,10 @@ struct ethtool_cmd { __u8 mdio_support; __u32 maxtxpkt; /* Tx pkts before generating tx int */ __u32 maxrxpkt; /* Rx pkts before generating rx int */ - __u16 speed_hi; + __u16 speed_hi; /* The forced speed (upper + * bits) in Mbps. Please use + * ethtool_cmd_speed()/_set() to + * access it */ __u8 eth_tp_mdix; __u8 reserved2; __u32 lp_advertising; /* Features the link partner advertises */ @@ -41,14 +47,14 @@ struct ethtool_cmd { }; static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep, - __u32 speed) + __u32 speed) { ep->speed = (__u16)speed; ep->speed_hi = (__u16)(speed >> 16); } -static inline __u32 ethtool_cmd_speed(struct ethtool_cmd *ep) +static inline __u32 ethtool_cmd_speed(const struct ethtool_cmd *ep) { return (ep->speed_hi << 16) | ep->speed; } @@ -229,6 +235,34 @@ struct ethtool_ringparam { __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; +}; + /* for configuring link flow control parameters */ struct ethtool_pauseparam { __u32 cmd; /* ETHTOOL_{G,S}PAUSEPARAM */ @@ -380,27 +414,42 @@ struct ethtool_usrip4_spec { __u8 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 ethhdr ether_spec; + __u8 hdata[60]; +}; + +struct ethtool_flow_ext { + __be16 vlan_etype; + __be16 vlan_tci; + __be32 data[2]; +}; + /** * 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 + * @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 flag. * @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; + 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; }; @@ -458,16 +507,10 @@ struct ethtool_rxnfc { 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; + union ethtool_flow_union h_u; + struct ethtool_flow_ext h_ext; + union ethtool_flow_union m_u; + struct ethtool_flow_ext m_ext; compat_u64 ring_cookie; u32 location; }; @@ -663,6 +706,22 @@ struct ethtool_rx_ntuple_list { unsigned int count; }; +/** + * enum ethtool_phys_id_state - indicator state for physical identification + * @ETHTOOL_ID_INACTIVE: Physical ID indicator should be deactivated + * @ETHTOOL_ID_ACTIVE: Physical ID indicator should be activated + * @ETHTOOL_ID_ON: LED should be turned on (used iff %ETHTOOL_ID_ACTIVE + * is not supported) + * @ETHTOOL_ID_OFF: LED should be turned off (used iff %ETHTOOL_ID_ACTIVE + * is not supported) + */ +enum ethtool_phys_id_state { + ETHTOOL_ID_INACTIVE, + ETHTOOL_ID_ACTIVE, + ETHTOOL_ID_ON, + ETHTOOL_ID_OFF +}; + struct net_device; /* Some generic methods drivers may use in their ethtool_ops */ @@ -683,63 +742,133 @@ void ethtool_ntuple_flush(struct net_device *dev); bool ethtool_invalid_flags(struct net_device *dev, u32 data, u32 supported); /** - * ðtool_ops - Alter and report network device settings - * get_settings: Get device-specific settings - * set_settings: Set device-specific settings - * get_drvinfo: Report driver information - * get_regs: Get device registers - * get_wol: Report whether Wake-on-Lan is enabled - * set_wol: Turn Wake-on-Lan on or off - * get_msglevel: Report driver message level - * set_msglevel: Set driver message level - * nway_reset: Restart autonegotiation - * get_link: Get link status - * get_eeprom: Read data from the device EEPROM - * set_eeprom: Write data to the device EEPROM - * get_coalesce: Get interrupt coalescing parameters - * set_coalesce: Set interrupt coalescing parameters - * get_ringparam: Report ring sizes - * set_ringparam: Set ring sizes - * get_pauseparam: Report pause parameters - * set_pauseparam: Set pause parameters - * get_rx_csum: Report whether receive checksums are turned on or off - * set_rx_csum: Turn receive checksum on or off - * get_tx_csum: Report whether transmit checksums are turned on or off - * set_tx_csum: Turn transmit checksums on or off - * get_sg: Report whether scatter-gather is enabled - * set_sg: Turn scatter-gather on or off - * get_tso: Report whether TCP segmentation offload is enabled - * set_tso: Turn TCP segmentation offload on or off - * get_ufo: Report whether UDP fragmentation offload is enabled - * set_ufo: Turn UDP fragmentation offload on or off - * self_test: Run specified self-tests - * get_strings: Return a set of strings that describe the requested objects - * phys_id: Identify the device - * get_stats: Return statistics about the device - * get_flags: get 32-bit flags bitmap - * set_flags: set 32-bit flags bitmap - * - * Description: - * - * get_settings: - * @get_settings is passed an ðtool_cmd to fill in. It returns - * an negative errno or zero. - * - * set_settings: - * @set_settings is passed an ðtool_cmd and should attempt to set - * all the settings this device supports. It may return an error value - * if something goes wrong (otherwise 0). - * - * get_eeprom: + * struct ethtool_ops - optional netdev operations + * @get_settings: Get various device settings including Ethernet link + * settings. The @cmd parameter is expected to have been cleared + * before get_settings is called. 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: + * @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 + * @set_phys_id: Identify the physical devices, e.g. by flashing an LED + * attached to it. The implementation may update the indicator + * asynchronously or synchronously, but in either case it must return + * quickly. It is initially called with the argument %ETHTOOL_ID_ACTIVE, + * and must either activate asynchronous updates and return zero, return + * a negative error or return a positive frequency for synchronous + * indication (e.g. 1 for one on/off cycle per second). If it returns + * a frequency then it will be called again at intervals with the + * argument %ETHTOOL_ID_ON or %ETHTOOL_ID_OFF and should set the state of + * the indicator accordingly. Finally, it is called with the argument + * %ETHTOOL_ID_INACTIVE and must deactivate the indicator. Returns a + * negative error code or zero. + * @phys_id: Deprecated in favour of @set_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. + * @get_channels: Get number of channels. + * @set_channels: Set number of channels. 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 *); @@ -778,6 +907,7 @@ struct ethtool_ops { 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 (*set_phys_id)(struct net_device *, enum ethtool_phys_id_state); int (*phys_id)(struct net_device *, u32); void (*get_ethtool_stats)(struct net_device *, struct ethtool_stats *, u64 *); @@ -802,6 +932,9 @@ struct ethtool_ops { struct ethtool_rxfh_indir *); int (*set_rxfh_indir)(struct net_device *, const struct ethtool_rxfh_indir *); + void (*get_channels)(struct net_device *, struct ethtool_channels *); + int (*set_channels)(struct net_device *, struct ethtool_channels *); + }; #endif /* __KERNEL__ */ @@ -870,6 +1003,8 @@ struct ethtool_ops { #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 */ /* compatibility with older code */ #define SPARC_ETH_GSET ETHTOOL_GSET @@ -992,6 +1127,8 @@ struct ethtool_ops { #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 /* L3-L4 network traffic flow hash options */ #define RXH_L2DA (1 << 1) |