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authorLinus Torvalds <torvalds@g5.osdl.org>2005-09-29 08:56:47 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-29 08:56:47 -0700
commiteb693d2994eb762b2201aead31066265ab0be20b (patch)
tree424e1e7f3d272d0fd5888435176b386594ce121f /include
parent6dec3cf5cdb600f39b9eac3349f6bf50eab87731 (diff)
parent01d40f28b125e0a9aa0ec24642be67fc4c5dfaff (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'include')
-rw-r--r--include/linux/if_ether.h2
-rw-r--r--include/linux/netdevice.h89
-rw-r--r--include/linux/pci_ids.h2
3 files changed, 59 insertions, 34 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h
index fc2d4c8225a..d21c305c6c6 100644
--- a/include/linux/if_ether.h
+++ b/include/linux/if_ether.h
@@ -111,7 +111,9 @@ static inline struct ethhdr *eth_hdr(const struct sk_buff *skb)
return (struct ethhdr *)skb->mac.raw;
}
+#ifdef CONFIG_SYSCTL
extern struct ctl_table ether_table[];
#endif
+#endif
#endif /* _LINUX_IF_ETHER_H */
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 7c717907896..368e4c825ff 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -265,6 +265,8 @@ struct net_device
* the interface.
*/
char name[IFNAMSIZ];
+ /* device name hash chain */
+ struct hlist_node name_hlist;
/*
* I/O specific fields
@@ -292,6 +294,21 @@ struct net_device
/* ------- Fields preinitialized in Space.c finish here ------- */
+ /* Net device features */
+ unsigned long features;
+#define NETIF_F_SG 1 /* Scatter/gather IO. */
+#define NETIF_F_IP_CSUM 2 /* Can checksum only TCP/UDP over IPv4. */
+#define NETIF_F_NO_CSUM 4 /* Does not require checksum. F.e. loopack. */
+#define NETIF_F_HW_CSUM 8 /* Can checksum all the packets. */
+#define NETIF_F_HIGHDMA 32 /* Can DMA to high memory. */
+#define NETIF_F_FRAGLIST 64 /* Scatter/gather IO. */
+#define NETIF_F_HW_VLAN_TX 128 /* Transmit VLAN hw acceleration */
+#define NETIF_F_HW_VLAN_RX 256 /* Receive VLAN hw acceleration */
+#define NETIF_F_HW_VLAN_FILTER 512 /* Receive filtering on VLAN */
+#define NETIF_F_VLAN_CHALLENGED 1024 /* Device cannot handle VLAN packets */
+#define NETIF_F_TSO 2048 /* Can offload TCP/IP segmentation */
+#define NETIF_F_LLTX 4096 /* LockLess TX */
+
struct net_device *next_sched;
/* Interface index. Unique device identifier */
@@ -316,9 +333,6 @@ struct net_device
* will (read: may be cleaned up at will).
*/
- /* These may be needed for future network-power-down code. */
- unsigned long trans_start; /* Time (in jiffies) of last Tx */
- unsigned long last_rx; /* Time of last Rx */
unsigned short flags; /* interface flags (a la BSD) */
unsigned short gflags;
@@ -328,15 +342,12 @@ struct net_device
unsigned mtu; /* interface MTU value */
unsigned short type; /* interface hardware type */
unsigned short hard_header_len; /* hardware hdr length */
- void *priv; /* pointer to private data */
struct net_device *master; /* Pointer to master device of a group,
* which this device is member of.
*/
/* Interface address info. */
- unsigned char broadcast[MAX_ADDR_LEN]; /* hw bcast add */
- unsigned char dev_addr[MAX_ADDR_LEN]; /* hw address */
unsigned char perm_addr[MAX_ADDR_LEN]; /* permanent hw address */
unsigned char addr_len; /* hardware address length */
unsigned short dev_id; /* for shared network cards */
@@ -346,8 +357,6 @@ struct net_device
int promiscuity;
int allmulti;
- int watchdog_timeo;
- struct timer_list watchdog_timer;
/* Protocol specific pointers */
@@ -358,32 +367,62 @@ struct net_device
void *ec_ptr; /* Econet specific data */
void *ax25_ptr; /* AX.25 specific data */
- struct list_head poll_list; /* Link to poll list */
+/*
+ * Cache line mostly used on receive path (including eth_type_trans())
+ */
+ struct list_head poll_list ____cacheline_aligned_in_smp;
+ /* Link to poll list */
+
+ int (*poll) (struct net_device *dev, int *quota);
int quota;
int weight;
+ unsigned long last_rx; /* Time of last Rx */
+ /* Interface address info used in eth_type_trans() */
+ unsigned char dev_addr[MAX_ADDR_LEN]; /* hw address, (before bcast
+ because most packets are unicast) */
+
+ unsigned char broadcast[MAX_ADDR_LEN]; /* hw bcast add */
+/*
+ * Cache line mostly used on queue transmit path (qdisc)
+ */
+ /* device queue lock */
+ spinlock_t queue_lock ____cacheline_aligned_in_smp;
struct Qdisc *qdisc;
struct Qdisc *qdisc_sleeping;
- struct Qdisc *qdisc_ingress;
struct list_head qdisc_list;
unsigned long tx_queue_len; /* Max frames per queue allowed */
/* ingress path synchronizer */
spinlock_t ingress_lock;
+ struct Qdisc *qdisc_ingress;
+
+/*
+ * One part is mostly used on xmit path (device)
+ */
/* hard_start_xmit synchronizer */
- spinlock_t xmit_lock;
+ spinlock_t xmit_lock ____cacheline_aligned_in_smp;
/* cpu id of processor entered to hard_start_xmit or -1,
if nobody entered there.
*/
int xmit_lock_owner;
- /* device queue lock */
- spinlock_t queue_lock;
+ void *priv; /* pointer to private data */
+ int (*hard_start_xmit) (struct sk_buff *skb,
+ struct net_device *dev);
+ /* These may be needed for future network-power-down code. */
+ unsigned long trans_start; /* Time (in jiffies) of last Tx */
+
+ int watchdog_timeo; /* used by dev_watchdog() */
+ struct timer_list watchdog_timer;
+
+/*
+ * refcnt is a very hot point, so align it on SMP
+ */
/* Number of references to this device */
- atomic_t refcnt;
+ atomic_t refcnt ____cacheline_aligned_in_smp;
+
/* delayed register/unregister */
struct list_head todo_list;
- /* device name hash chain */
- struct hlist_node name_hlist;
/* device index hash chain */
struct hlist_node index_hlist;
@@ -396,21 +435,6 @@ struct net_device
NETREG_RELEASED, /* called free_netdev */
} reg_state;
- /* Net device features */
- unsigned long features;
-#define NETIF_F_SG 1 /* Scatter/gather IO. */
-#define NETIF_F_IP_CSUM 2 /* Can checksum only TCP/UDP over IPv4. */
-#define NETIF_F_NO_CSUM 4 /* Does not require checksum. F.e. loopack. */
-#define NETIF_F_HW_CSUM 8 /* Can checksum all the packets. */
-#define NETIF_F_HIGHDMA 32 /* Can DMA to high memory. */
-#define NETIF_F_FRAGLIST 64 /* Scatter/gather IO. */
-#define NETIF_F_HW_VLAN_TX 128 /* Transmit VLAN hw acceleration */
-#define NETIF_F_HW_VLAN_RX 256 /* Receive VLAN hw acceleration */
-#define NETIF_F_HW_VLAN_FILTER 512 /* Receive filtering on VLAN */
-#define NETIF_F_VLAN_CHALLENGED 1024 /* Device cannot handle VLAN packets */
-#define NETIF_F_TSO 2048 /* Can offload TCP/IP segmentation */
-#define NETIF_F_LLTX 4096 /* LockLess TX */
-
/* Called after device is detached from network. */
void (*uninit)(struct net_device *dev);
/* Called after last user reference disappears. */
@@ -419,10 +443,7 @@ struct net_device
/* Pointers to interface service routines. */
int (*open)(struct net_device *dev);
int (*stop)(struct net_device *dev);
- int (*hard_start_xmit) (struct sk_buff *skb,
- struct net_device *dev);
#define HAVE_NETDEV_POLL
- int (*poll) (struct net_device *dev, int *quota);
int (*hard_header) (struct sk_buff *skb,
struct net_device *dev,
unsigned short type,
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 68f11ac1a31..eb36fd293b4 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -392,6 +392,7 @@
#define PCI_DEVICE_ID_NS_87560_USB 0x0012
#define PCI_DEVICE_ID_NS_83815 0x0020
#define PCI_DEVICE_ID_NS_83820 0x0022
+#define PCI_DEVICE_ID_NS_SATURN 0x0035
#define PCI_DEVICE_ID_NS_SCx200_BRIDGE 0x0500
#define PCI_DEVICE_ID_NS_SCx200_SMI 0x0501
#define PCI_DEVICE_ID_NS_SCx200_IDE 0x0502
@@ -983,6 +984,7 @@
#define PCI_DEVICE_ID_SUN_SABRE 0xa000
#define PCI_DEVICE_ID_SUN_HUMMINGBIRD 0xa001
#define PCI_DEVICE_ID_SUN_TOMATILLO 0xa801
+#define PCI_DEVICE_ID_SUN_CASSINI 0xabba
#define PCI_VENDOR_ID_CMD 0x1095
#define PCI_DEVICE_ID_CMD_640 0x0640