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author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2011-11-15 15:29:55 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2011-11-16 22:43:10 (GMT) |
commit | c8f44affb7244f2ac3e703cab13d55ede27621bb (patch) | |
tree | 62e7aea2916a8d7cab825fe500670c5113854c0f /include/linux/netdevice.h | |
parent | a59e2ecb859f2ab03bb2e230709f8039472ad2c3 (diff) | |
download | linux-fsl-qoriq-c8f44affb7244f2ac3e703cab13d55ede27621bb.tar.xz |
net: introduce and use netdev_features_t for device features sets
v2: add couple missing conversions in drivers
split unexporting netdev_fix_features()
implemented %pNF
convert sock::sk_route_(no?)caps
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netdevice.h')
-rw-r--r-- | include/linux/netdevice.h | 41 |
1 files changed, 23 insertions, 18 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 9cf6e90..b35ffd7 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -847,12 +847,13 @@ struct netdev_tc_txq { * Called to release previously enslaved netdev. * * Feature/offload setting functions. - * u32 (*ndo_fix_features)(struct net_device *dev, u32 features); + * netdev_features_t (*ndo_fix_features)(struct net_device *dev, + * netdev_features_t features); * Adjusts the requested feature flags according to device-specific * constraints, and returns the resulting flags. Must not modify * the device state. * - * int (*ndo_set_features)(struct net_device *dev, u32 features); + * int (*ndo_set_features)(struct net_device *dev, netdev_features_t features); * Called to update device configuration to new features. Passed * feature set might be less than what was returned by ndo_fix_features()). * Must return >0 or -errno if it changed dev->features itself. @@ -946,10 +947,10 @@ struct net_device_ops { struct net_device *slave_dev); int (*ndo_del_slave)(struct net_device *dev, struct net_device *slave_dev); - u32 (*ndo_fix_features)(struct net_device *dev, - u32 features); + netdev_features_t (*ndo_fix_features)(struct net_device *dev, + netdev_features_t features); int (*ndo_set_features)(struct net_device *dev, - u32 features); + netdev_features_t features); }; /* @@ -999,13 +1000,13 @@ struct net_device { struct list_head unreg_list; /* currently active device features */ - u32 features; + netdev_features_t features; /* user-changeable features */ - u32 hw_features; + netdev_features_t hw_features; /* user-requested features */ - u32 wanted_features; + netdev_features_t wanted_features; /* mask of features inheritable by VLAN devices */ - u32 vlan_features; + netdev_features_t vlan_features; /* Interface index. Unique device identifier */ int ifindex; @@ -1439,7 +1440,7 @@ struct packet_type { struct packet_type *, struct net_device *); struct sk_buff *(*gso_segment)(struct sk_buff *skb, - u32 features); + netdev_features_t features); int (*gso_send_check)(struct sk_buff *skb); struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb); @@ -2444,7 +2445,8 @@ extern int netdev_set_master(struct net_device *dev, struct net_device *master) extern int netdev_set_bond_master(struct net_device *dev, struct net_device *master); extern int skb_checksum_help(struct sk_buff *skb); -extern struct sk_buff *skb_gso_segment(struct sk_buff *skb, u32 features); +extern struct sk_buff *skb_gso_segment(struct sk_buff *skb, + netdev_features_t features); #ifdef CONFIG_BUG extern void netdev_rx_csum_fault(struct net_device *dev); #else @@ -2471,11 +2473,13 @@ extern const char *netdev_drivername(const struct net_device *dev); extern void linkwatch_run_queue(void); -static inline u32 netdev_get_wanted_features(struct net_device *dev) +static inline netdev_features_t netdev_get_wanted_features( + struct net_device *dev) { return (dev->features & ~dev->hw_features) | dev->wanted_features; } -u32 netdev_increment_features(u32 all, u32 one, u32 mask); +netdev_features_t netdev_increment_features(netdev_features_t all, + netdev_features_t one, netdev_features_t mask); int __netdev_update_features(struct net_device *dev); void netdev_update_features(struct net_device *dev); void netdev_change_features(struct net_device *dev); @@ -2483,21 +2487,22 @@ void netdev_change_features(struct net_device *dev); void netif_stacked_transfer_operstate(const struct net_device *rootdev, struct net_device *dev); -u32 netif_skb_features(struct sk_buff *skb); +netdev_features_t netif_skb_features(struct sk_buff *skb); -static inline int net_gso_ok(u32 features, int gso_type) +static inline int net_gso_ok(netdev_features_t features, int gso_type) { - int feature = gso_type << NETIF_F_GSO_SHIFT; + netdev_features_t feature = gso_type << NETIF_F_GSO_SHIFT; return (features & feature) == feature; } -static inline int skb_gso_ok(struct sk_buff *skb, u32 features) +static inline int skb_gso_ok(struct sk_buff *skb, netdev_features_t features) { return net_gso_ok(features, skb_shinfo(skb)->gso_type) && (!skb_has_frag_list(skb) || (features & NETIF_F_FRAGLIST)); } -static inline int netif_needs_gso(struct sk_buff *skb, int features) +static inline int netif_needs_gso(struct sk_buff *skb, + netdev_features_t features) { return skb_is_gso(skb) && (!skb_gso_ok(skb, features) || unlikely(skb->ip_summed != CHECKSUM_PARTIAL)); |