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authorJon Wetzel <jon_wetzel@dell.com>2005-08-20 17:15:54 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2005-08-29 16:02:44 -0700
commita6f9a70578b981321b63786ac8015f17cca4fcbd (patch)
tree5cbc50f95419f4d8d5b13186ccc42b293e0e684a /include/linux
parent8cd25c1fcfbf6460983e99091d278187421c1a1d (diff)
[NET]: Add support for getting the permanent hardware address.
This patch adds a new field to net device to hold the permanent hardware address, and adds a new generic ethtool_op function to get that address. Signed-off-by: Jon Wetzel <jon_wetzel@dell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/ethtool.h13
-rw-r--r--include/linux/netdevice.h1
2 files changed, 13 insertions, 1 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index d7021c391b2..ed1440ea4c9 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -250,6 +250,12 @@ struct ethtool_stats {
u64 data[0];
};
+struct ethtool_perm_addr {
+ u32 cmd; /* ETHTOOL_GPERMADDR */
+ u32 size;
+ u8 data[0];
+};
+
struct net_device;
/* Some generic methods drivers may use in their ethtool_ops */
@@ -261,6 +267,8 @@ u32 ethtool_op_get_sg(struct net_device *dev);
int ethtool_op_set_sg(struct net_device *dev, u32 data);
u32 ethtool_op_get_tso(struct net_device *dev);
int ethtool_op_set_tso(struct net_device *dev, u32 data);
+int ethtool_op_get_perm_addr(struct net_device *dev,
+ struct ethtool_perm_addr *addr, u8 *data);
/**
* &ethtool_ops - Alter and report network device settings
@@ -294,7 +302,8 @@ int ethtool_op_set_tso(struct net_device *dev, u32 data);
* 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_perm_addr: Gets the permanent hardware address
+ *
* Description:
*
* get_settings:
@@ -352,6 +361,7 @@ struct ethtool_ops {
int (*phys_id)(struct net_device *, u32);
int (*get_stats_count)(struct net_device *);
void (*get_ethtool_stats)(struct net_device *, struct ethtool_stats *, u64 *);
+ int (*get_perm_addr)(struct net_device *, struct ethtool_perm_addr *, u8 *);
int (*begin)(struct net_device *);
void (*complete)(struct net_device *);
};
@@ -389,6 +399,7 @@ struct ethtool_ops {
#define ETHTOOL_GSTATS 0x0000001d /* get NIC-specific statistics */
#define ETHTOOL_GTSO 0x0000001e /* Get TSO enable (ethtool_value) */
#define ETHTOOL_STSO 0x0000001f /* Set TSO enable (ethtool_value) */
+#define ETHTOOL_GPERMADDR 0x00000020 /* Get permanent hardware address */
/* compatibility with older code */
#define SPARC_ETH_GSET ETHTOOL_GSET
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 1fcaa88b862..7c717907896 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -337,6 +337,7 @@ struct net_device
/* 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 */