1 files changed, 243 insertions, 77 deletions

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index ae757bcf1280..c6a850ab2ec5 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;
 };
@@ -558,6 +601,26 @@ struct ethtool_flash {
         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
+ * @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];
+};
+
 /* for returning and changing feature sets */
 
 /**
@@ -614,7 +677,7 @@ struct ethtool_sfeatures {
  * 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
+ * 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
@@ -663,6 +726,22 @@ 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 */
@@ -680,65 +759,134 @@ 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);
 
 /**
- * &ethtool_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 &ethtool_cmd to fill in.  It returns
- *      an negative errno or zero.
- *
- * set_settings:
- *      @set_settings is passed an &ethtool_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.
+ * @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.
+ * @get_dump_flag: Get dump flag indicating current dump length, version,
+ *                 and flag of the device.
+ * @get_dump_data: Get dump data.
+ * @set_dump: Set dump specific flags to the device.
+ *
+ * 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 *);
@@ -777,7 +925,7 @@ 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     (*phys_id)(struct net_device *, u32);
+        int     (*set_phys_id)(struct net_device *, enum ethtool_phys_id_state);
         void    (*get_ethtool_stats)(struct net_device *,
                                      struct ethtool_stats *, u64 *);
         int     (*begin)(struct net_device *);
@@ -801,6 +949,13 @@ 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 *);
+        int     (*get_dump_flag)(struct net_device *, struct ethtool_dump *);
+        int     (*get_dump_data)(struct net_device *,
+                                 struct ethtool_dump *, void *);
+        int     (*set_dump)(struct net_device *, struct ethtool_dump *);
+
 };
 #endif /* __KERNEL__ */
 
@@ -869,6 +1024,11 @@ 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 */
+#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 */
 
 /* compatibility with older code */
 #define SPARC_ETH_GSET          ETHTOOL_GSET
@@ -896,6 +1056,8 @@ struct ethtool_ops {
 #define SUPPORTED_10000baseKX4_Full     (1 << 18)
 #define SUPPORTED_10000baseKR_Full      (1 << 19)
 #define SUPPORTED_10000baseR_FEC        (1 << 20)
+#define SUPPORTED_20000baseMLD2_Full    (1 << 21)
+#define SUPPORTED_20000baseKR2_Full     (1 << 22)
 
 /* Indicates what features are advertised by the interface. */
 #define ADVERTISED_10baseT_Half         (1 << 0)
@@ -919,6 +1081,8 @@ struct ethtool_ops {
 #define ADVERTISED_10000baseKX4_Full    (1 << 18)
 #define ADVERTISED_10000baseKR_Full     (1 << 19)
 #define ADVERTISED_10000baseR_FEC       (1 << 20)
+#define ADVERTISED_20000baseMLD2_Full   (1 << 21)
+#define ADVERTISED_20000baseKR2_Full    (1 << 22)
 
 /* The following are all involved in forcing a particular link
  * mode for the device for setting things.  When getting the
@@ -991,6 +1155,8 @@ 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)