Implement set_mac_address() for the dm9000 driver. This allows changing
the mac address of the interface. Fix BigEndian problem.
Signed-off-by: Michael Trimarchi <[EMAIL PROTECTED]>
---
--- linux-2.6.22/drivers/net/dm9000.c.orig 2007-07-09 01:32:17.000000000
+0200
+++ linux-2.6.22/drivers/net/dm9000.c 2007-08-13 00:15:38.000000000 +0200
@@ -161,6 +161,8 @@ static irqreturn_t dm9000_interrupt(int,
static int dm9000_phy_read(struct net_device *dev, int phyaddr_unsused, int
reg);
static void dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int
reg,
int value);
+static int dm9000_eth_set_mac_address(struct net_device *dev, void *p);
+
static u16 read_srom_word(board_info_t *, int);
static void dm9000_rx(struct net_device *);
static void dm9000_hash_table(struct net_device *);
@@ -546,6 +548,7 @@ dm9000_probe(struct platform_device *pde
ndev->stop = &dm9000_stop;
ndev->get_stats = &dm9000_get_stats;
ndev->set_multicast_list = &dm9000_hash_table;
+ ndev->set_mac_address = &dm9000_eth_set_mac_address;
#ifdef CONFIG_NET_POLL_CONTROLLER
ndev->poll_controller = &dm9000_poll_controller;
#endif
@@ -986,7 +989,6 @@ read_srom_word(board_info_t * db, int of
return (ior(db, DM9000_EPDRL) + (ior(db, DM9000_EPDRH) << 8));
}
-#ifdef DM9000_PROGRAM_EEPROM
/*
* Write a word data to SROM
*/
@@ -1002,6 +1004,35 @@ write_srom_word(board_info_t * db, int o
}
/*
+ * dm9000_eth_set_mac_address
+ *
+ * Change the interface's mac address.
+ *
+ */
+static int
+dm9000_eth_set_mac_address(struct net_device *dev, void *p)
+{
+ board_info_t *db = (board_info_t *) dev->priv;
+ struct sockaddr *addr = p;
+ int i;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EADDRNOTAVAIL;
+
+ if (netif_running(dev))
+ return -EBUSY;
+
+ memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+
+ for (i = 0; i < 3; i++)
+ write_srom_word(db, i,
+ cpu_to_le16(((u16 *) (addr->sa_data))[i]));
+
+ return 0;
+}
+
+#ifdef DM9000_PROGRAM_EEPROM
+/*
* Only for development:
* Here we write static data to the eeprom in case
* we don't have valid content on a new board
-
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