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-rw-r--r--include/linux/netdevice.h186
1 files changed, 173 insertions, 13 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index a3fccc85b1a0..c79a88be7c33 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -28,6 +28,7 @@
28#include <linux/if.h> 28#include <linux/if.h>
29#include <linux/if_ether.h> 29#include <linux/if_ether.h>
30#include <linux/if_packet.h> 30#include <linux/if_packet.h>
31#include <linux/if_link.h>
31 32
32#ifdef __KERNEL__ 33#ifdef __KERNEL__
33#include <linux/timer.h> 34#include <linux/timer.h>
@@ -136,7 +137,7 @@ static inline bool dev_xmit_complete(int rc)
136 * used. 137 * used.
137 */ 138 */
138 139
139#if defined(CONFIG_WLAN_80211) || defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) 140#if defined(CONFIG_WLAN) || defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)
140# if defined(CONFIG_MAC80211_MESH) 141# if defined(CONFIG_MAC80211_MESH)
141# define LL_MAX_HEADER 128 142# define LL_MAX_HEADER 128
142# else 143# else
@@ -263,6 +264,17 @@ struct netdev_hw_addr_list {
263 int count; 264 int count;
264}; 265};
265 266
267#define netdev_uc_count(dev) ((dev)->uc.count)
268#define netdev_uc_empty(dev) ((dev)->uc.count == 0)
269#define netdev_for_each_uc_addr(ha, dev) \
270 list_for_each_entry(ha, &dev->uc.list, list)
271
272#define netdev_mc_count(dev) ((dev)->mc_count)
273#define netdev_mc_empty(dev) (netdev_mc_count(dev) == 0)
274
275#define netdev_for_each_mc_addr(mclist, dev) \
276 for (mclist = dev->mc_list; mclist; mclist = mclist->next)
277
266struct hh_cache { 278struct hh_cache {
267 struct hh_cache *hh_next; /* Next entry */ 279 struct hh_cache *hh_next; /* Next entry */
268 atomic_t hh_refcnt; /* number of users */ 280 atomic_t hh_refcnt; /* number of users */
@@ -610,6 +622,13 @@ struct netdev_queue {
610 * this function is called when a VLAN id is unregistered. 622 * this function is called when a VLAN id is unregistered.
611 * 623 *
612 * void (*ndo_poll_controller)(struct net_device *dev); 624 * void (*ndo_poll_controller)(struct net_device *dev);
625 *
626 * SR-IOV management functions.
627 * int (*ndo_set_vf_mac)(struct net_device *dev, int vf, u8* mac);
628 * int (*ndo_set_vf_vlan)(struct net_device *dev, int vf, u16 vlan, u8 qos);
629 * int (*ndo_set_vf_tx_rate)(struct net_device *dev, int vf, int rate);
630 * int (*ndo_get_vf_config)(struct net_device *dev,
631 * int vf, struct ifla_vf_info *ivf);
613 */ 632 */
614#define HAVE_NET_DEVICE_OPS 633#define HAVE_NET_DEVICE_OPS
615struct net_device_ops { 634struct net_device_ops {
@@ -621,30 +640,21 @@ struct net_device_ops {
621 struct net_device *dev); 640 struct net_device *dev);
622 u16 (*ndo_select_queue)(struct net_device *dev, 641 u16 (*ndo_select_queue)(struct net_device *dev,
623 struct sk_buff *skb); 642 struct sk_buff *skb);
624#define HAVE_CHANGE_RX_FLAGS
625 void (*ndo_change_rx_flags)(struct net_device *dev, 643 void (*ndo_change_rx_flags)(struct net_device *dev,
626 int flags); 644 int flags);
627#define HAVE_SET_RX_MODE
628 void (*ndo_set_rx_mode)(struct net_device *dev); 645 void (*ndo_set_rx_mode)(struct net_device *dev);
629#define HAVE_MULTICAST
630 void (*ndo_set_multicast_list)(struct net_device *dev); 646 void (*ndo_set_multicast_list)(struct net_device *dev);
631#define HAVE_SET_MAC_ADDR
632 int (*ndo_set_mac_address)(struct net_device *dev, 647 int (*ndo_set_mac_address)(struct net_device *dev,
633 void *addr); 648 void *addr);
634#define HAVE_VALIDATE_ADDR
635 int (*ndo_validate_addr)(struct net_device *dev); 649 int (*ndo_validate_addr)(struct net_device *dev);
636#define HAVE_PRIVATE_IOCTL
637 int (*ndo_do_ioctl)(struct net_device *dev, 650 int (*ndo_do_ioctl)(struct net_device *dev,
638 struct ifreq *ifr, int cmd); 651 struct ifreq *ifr, int cmd);
639#define HAVE_SET_CONFIG
640 int (*ndo_set_config)(struct net_device *dev, 652 int (*ndo_set_config)(struct net_device *dev,
641 struct ifmap *map); 653 struct ifmap *map);
642#define HAVE_CHANGE_MTU
643 int (*ndo_change_mtu)(struct net_device *dev, 654 int (*ndo_change_mtu)(struct net_device *dev,
644 int new_mtu); 655 int new_mtu);
645 int (*ndo_neigh_setup)(struct net_device *dev, 656 int (*ndo_neigh_setup)(struct net_device *dev,
646 struct neigh_parms *); 657 struct neigh_parms *);
647#define HAVE_TX_TIMEOUT
648 void (*ndo_tx_timeout) (struct net_device *dev); 658 void (*ndo_tx_timeout) (struct net_device *dev);
649 659
650 struct net_device_stats* (*ndo_get_stats)(struct net_device *dev); 660 struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
@@ -656,9 +666,17 @@ struct net_device_ops {
656 void (*ndo_vlan_rx_kill_vid)(struct net_device *dev, 666 void (*ndo_vlan_rx_kill_vid)(struct net_device *dev,
657 unsigned short vid); 667 unsigned short vid);
658#ifdef CONFIG_NET_POLL_CONTROLLER 668#ifdef CONFIG_NET_POLL_CONTROLLER
659#define HAVE_NETDEV_POLL
660 void (*ndo_poll_controller)(struct net_device *dev); 669 void (*ndo_poll_controller)(struct net_device *dev);
661#endif 670#endif
671 int (*ndo_set_vf_mac)(struct net_device *dev,
672 int queue, u8 *mac);
673 int (*ndo_set_vf_vlan)(struct net_device *dev,
674 int queue, u16 vlan, u8 qos);
675 int (*ndo_set_vf_tx_rate)(struct net_device *dev,
676 int vf, int rate);
677 int (*ndo_get_vf_config)(struct net_device *dev,
678 int vf,
679 struct ifla_vf_info *ivf);
662#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE) 680#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
663 int (*ndo_fcoe_enable)(struct net_device *dev); 681 int (*ndo_fcoe_enable)(struct net_device *dev);
664 int (*ndo_fcoe_disable)(struct net_device *dev); 682 int (*ndo_fcoe_disable)(struct net_device *dev);
@@ -745,6 +763,7 @@ struct net_device {
745#define NETIF_F_FCOE_CRC (1 << 24) /* FCoE CRC32 */ 763#define NETIF_F_FCOE_CRC (1 << 24) /* FCoE CRC32 */
746#define NETIF_F_SCTP_CSUM (1 << 25) /* SCTP checksum offload */ 764#define NETIF_F_SCTP_CSUM (1 << 25) /* SCTP checksum offload */
747#define NETIF_F_FCOE_MTU (1 << 26) /* Supports max FCoE MTU, 2158 bytes*/ 765#define NETIF_F_FCOE_MTU (1 << 26) /* Supports max FCoE MTU, 2158 bytes*/
766#define NETIF_F_NTUPLE (1 << 27) /* N-tuple filters supported */
748 767
749 /* Segmentation offload features */ 768 /* Segmentation offload features */
750#define NETIF_F_GSO_SHIFT 16 769#define NETIF_F_GSO_SHIFT 16
@@ -905,7 +924,12 @@ struct net_device {
905 NETREG_UNREGISTERED, /* completed unregister todo */ 924 NETREG_UNREGISTERED, /* completed unregister todo */
906 NETREG_RELEASED, /* called free_netdev */ 925 NETREG_RELEASED, /* called free_netdev */
907 NETREG_DUMMY, /* dummy device for NAPI poll */ 926 NETREG_DUMMY, /* dummy device for NAPI poll */
908 } reg_state; 927 } reg_state:16;
928
929 enum {
930 RTNL_LINK_INITIALIZED,
931 RTNL_LINK_INITIALIZING,
932 } rtnl_link_state:16;
909 933
910 /* Called from unregister, can be used to call free_netdev */ 934 /* Called from unregister, can be used to call free_netdev */
911 void (*destructor)(struct net_device *dev); 935 void (*destructor)(struct net_device *dev);
@@ -953,6 +977,8 @@ struct net_device {
953 /* max exchange id for FCoE LRO by ddp */ 977 /* max exchange id for FCoE LRO by ddp */
954 unsigned int fcoe_ddp_xid; 978 unsigned int fcoe_ddp_xid;
955#endif 979#endif
980 /* n-tuple filter list attached to this device */
981 struct ethtool_rx_ntuple_list ethtool_ntuple_list;
956}; 982};
957#define to_net_dev(d) container_of(d, struct net_device, dev) 983#define to_net_dev(d) container_of(d, struct net_device, dev)
958 984
@@ -1009,6 +1035,15 @@ static inline bool netdev_uses_dsa_tags(struct net_device *dev)
1009 return 0; 1035 return 0;
1010} 1036}
1011 1037
1038#ifndef CONFIG_NET_NS
1039static inline void skb_set_dev(struct sk_buff *skb, struct net_device *dev)
1040{
1041 skb->dev = dev;
1042}
1043#else /* CONFIG_NET_NS */
1044void skb_set_dev(struct sk_buff *skb, struct net_device *dev);
1045#endif
1046
1012static inline bool netdev_uses_trailer_tags(struct net_device *dev) 1047static inline bool netdev_uses_trailer_tags(struct net_device *dev)
1013{ 1048{
1014#ifdef CONFIG_NET_DSA_TAG_TRAILER 1049#ifdef CONFIG_NET_DSA_TAG_TRAILER
@@ -1527,7 +1562,6 @@ extern int netif_rx(struct sk_buff *skb);
1527extern int netif_rx_ni(struct sk_buff *skb); 1562extern int netif_rx_ni(struct sk_buff *skb);
1528#define HAVE_NETIF_RECEIVE_SKB 1 1563#define HAVE_NETIF_RECEIVE_SKB 1
1529extern int netif_receive_skb(struct sk_buff *skb); 1564extern int netif_receive_skb(struct sk_buff *skb);
1530extern void napi_gro_flush(struct napi_struct *napi);
1531extern gro_result_t dev_gro_receive(struct napi_struct *napi, 1565extern gro_result_t dev_gro_receive(struct napi_struct *napi,
1532 struct sk_buff *skb); 1566 struct sk_buff *skb);
1533extern gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb); 1567extern gro_result_t napi_skb_finish(gro_result_t ret, struct sk_buff *skb);
@@ -1553,7 +1587,9 @@ extern int dev_valid_name(const char *name);
1553extern int dev_ioctl(struct net *net, unsigned int cmd, void __user *); 1587extern int dev_ioctl(struct net *net, unsigned int cmd, void __user *);
1554extern int dev_ethtool(struct net *net, struct ifreq *); 1588extern int dev_ethtool(struct net *net, struct ifreq *);
1555extern unsigned dev_get_flags(const struct net_device *); 1589extern unsigned dev_get_flags(const struct net_device *);
1590extern int __dev_change_flags(struct net_device *, unsigned int flags);
1556extern int dev_change_flags(struct net_device *, unsigned); 1591extern int dev_change_flags(struct net_device *, unsigned);
1592extern void __dev_notify_flags(struct net_device *, unsigned int old_flags);
1557extern int dev_change_name(struct net_device *, const char *); 1593extern int dev_change_name(struct net_device *, const char *);
1558extern int dev_set_alias(struct net_device *, const char *, size_t); 1594extern int dev_set_alias(struct net_device *, const char *, size_t);
1559extern int dev_change_net_namespace(struct net_device *, 1595extern int dev_change_net_namespace(struct net_device *,
@@ -2083,6 +2119,130 @@ static inline u32 dev_ethtool_get_flags(struct net_device *dev)
2083 return 0; 2119 return 0;
2084 return dev->ethtool_ops->get_flags(dev); 2120 return dev->ethtool_ops->get_flags(dev);
2085} 2121}
2122
2123/* Logging, debugging and troubleshooting/diagnostic helpers. */
2124
2125/* netdev_printk helpers, similar to dev_printk */
2126
2127static inline const char *netdev_name(const struct net_device *dev)
2128{
2129 if (dev->reg_state != NETREG_REGISTERED)
2130 return "(unregistered net_device)";
2131 return dev->name;
2132}
2133
2134#define netdev_printk(level, netdev, format, args...) \
2135 dev_printk(level, (netdev)->dev.parent, \
2136 "%s: " format, \
2137 netdev_name(netdev), ##args)
2138
2139#define netdev_emerg(dev, format, args...) \
2140 netdev_printk(KERN_EMERG, dev, format, ##args)
2141#define netdev_alert(dev, format, args...) \
2142 netdev_printk(KERN_ALERT, dev, format, ##args)
2143#define netdev_crit(dev, format, args...) \
2144 netdev_printk(KERN_CRIT, dev, format, ##args)
2145#define netdev_err(dev, format, args...) \
2146 netdev_printk(KERN_ERR, dev, format, ##args)
2147#define netdev_warn(dev, format, args...) \
2148 netdev_printk(KERN_WARNING, dev, format, ##args)
2149#define netdev_notice(dev, format, args...) \
2150 netdev_printk(KERN_NOTICE, dev, format, ##args)
2151#define netdev_info(dev, format, args...) \
2152 netdev_printk(KERN_INFO, dev, format, ##args)
2153
2154#if defined(DEBUG)
2155#define netdev_dbg(__dev, format, args...) \
2156 netdev_printk(KERN_DEBUG, __dev, format, ##args)
2157#elif defined(CONFIG_DYNAMIC_DEBUG)
2158#define netdev_dbg(__dev, format, args...) \
2159do { \
2160 dynamic_dev_dbg((__dev)->dev.parent, "%s: " format, \
2161 netdev_name(__dev), ##args); \
2162} while (0)
2163#else
2164#define netdev_dbg(__dev, format, args...) \
2165({ \
2166 if (0) \
2167 netdev_printk(KERN_DEBUG, __dev, format, ##args); \
2168 0; \
2169})
2170#endif
2171
2172#if defined(VERBOSE_DEBUG)
2173#define netdev_vdbg netdev_dbg
2174#else
2175
2176#define netdev_vdbg(dev, format, args...) \
2177({ \
2178 if (0) \
2179 netdev_printk(KERN_DEBUG, dev, format, ##args); \
2180 0; \
2181})
2182#endif
2183
2184/*
2185 * netdev_WARN() acts like dev_printk(), but with the key difference
2186 * of using a WARN/WARN_ON to get the message out, including the
2187 * file/line information and a backtrace.
2188 */
2189#define netdev_WARN(dev, format, args...) \
2190 WARN(1, "netdevice: %s\n" format, netdev_name(dev), ##args);
2191
2192/* netif printk helpers, similar to netdev_printk */
2193
2194#define netif_printk(priv, type, level, dev, fmt, args...) \
2195do { \
2196 if (netif_msg_##type(priv)) \
2197 netdev_printk(level, (dev), fmt, ##args); \
2198} while (0)
2199
2200#define netif_emerg(priv, type, dev, fmt, args...) \
2201 netif_printk(priv, type, KERN_EMERG, dev, fmt, ##args)
2202#define netif_alert(priv, type, dev, fmt, args...) \
2203 netif_printk(priv, type, KERN_ALERT, dev, fmt, ##args)
2204#define netif_crit(priv, type, dev, fmt, args...) \
2205 netif_printk(priv, type, KERN_CRIT, dev, fmt, ##args)
2206#define netif_err(priv, type, dev, fmt, args...) \
2207 netif_printk(priv, type, KERN_ERR, dev, fmt, ##args)
2208#define netif_warn(priv, type, dev, fmt, args...) \
2209 netif_printk(priv, type, KERN_WARNING, dev, fmt, ##args)
2210#define netif_notice(priv, type, dev, fmt, args...) \
2211 netif_printk(priv, type, KERN_NOTICE, dev, fmt, ##args)
2212#define netif_info(priv, type, dev, fmt, args...) \
2213 netif_printk(priv, type, KERN_INFO, (dev), fmt, ##args)
2214
2215#if defined(DEBUG)
2216#define netif_dbg(priv, type, dev, format, args...) \
2217 netif_printk(priv, type, KERN_DEBUG, dev, format, ##args)
2218#elif defined(CONFIG_DYNAMIC_DEBUG)
2219#define netif_dbg(priv, type, netdev, format, args...) \
2220do { \
2221 if (netif_msg_##type(priv)) \
2222 dynamic_dev_dbg((netdev)->dev.parent, \
2223 "%s: " format, \
2224 netdev_name(netdev), ##args); \
2225} while (0)
2226#else
2227#define netif_dbg(priv, type, dev, format, args...) \
2228({ \
2229 if (0) \
2230 netif_printk(priv, type, KERN_DEBUG, dev, format, ##args); \
2231 0; \
2232})
2233#endif
2234
2235#if defined(VERBOSE_DEBUG)
2236#define netif_vdbg netdev_dbg
2237#else
2238#define netif_vdbg(priv, type, dev, format, args...) \
2239({ \
2240 if (0) \
2241 netif_printk(KERN_DEBUG, dev, format, ##args); \
2242 0; \
2243})
2244#endif
2245
2086#endif /* __KERNEL__ */ 2246#endif /* __KERNEL__ */
2087 2247
2088#endif /* _LINUX_NETDEVICE_H */ 2248#endif /* _LINUX_NETDEVICE_H */