diff options
Diffstat (limited to 'drivers/net/arcnet/com20020.c')
| -rw-r--r-- | drivers/net/arcnet/com20020.c | 39 |
1 files changed, 29 insertions, 10 deletions
diff --git a/drivers/net/arcnet/com20020.c b/drivers/net/arcnet/com20020.c index c82f323a8c2b..13d9ad4b3f5c 100644 --- a/drivers/net/arcnet/com20020.c +++ b/drivers/net/arcnet/com20020.c @@ -118,7 +118,7 @@ int com20020_check(struct net_device *dev) arcnet_outb(STARTIOcmd, ioaddr, COM20020_REG_W_COMMAND); } - lp->config = TXENcfg | (lp->timeout << 3) | (lp->backplane << 2) | SUB_NODE; + lp->config = (lp->timeout << 3) | (lp->backplane << 2) | SUB_NODE; /* set node ID to 0x42 (but transmitter is disabled, so it's okay) */ arcnet_outb(lp->config, ioaddr, COM20020_REG_W_CONFIG); arcnet_outb(0x42, ioaddr, COM20020_REG_W_XREG); @@ -131,11 +131,6 @@ int com20020_check(struct net_device *dev) } arc_printk(D_INIT_REASONS, dev, "status after reset: %X\n", status); - /* Enable TX */ - lp->config |= TXENcfg; - arcnet_outb(lp->config, ioaddr, COM20020_REG_W_CONFIG); - arcnet_outb(arcnet_inb(ioaddr, 8), ioaddr, COM20020_REG_W_XREG); - arcnet_outb(CFLAGScmd | RESETclear | CONFIGclear, ioaddr, COM20020_REG_W_COMMAND); status = arcnet_inb(ioaddr, COM20020_REG_R_STATUS); @@ -169,9 +164,33 @@ static int com20020_set_hwaddr(struct net_device *dev, void *addr) return 0; } +static int com20020_netdev_open(struct net_device *dev) +{ + int ioaddr = dev->base_addr; + struct arcnet_local *lp = netdev_priv(dev); + + lp->config |= TXENcfg; + arcnet_outb(lp->config, ioaddr, COM20020_REG_W_CONFIG); + + return arcnet_open(dev); +} + +static int com20020_netdev_close(struct net_device *dev) +{ + int ioaddr = dev->base_addr; + struct arcnet_local *lp = netdev_priv(dev); + + arcnet_close(dev); + + /* disable transmitter */ + lp->config &= ~TXENcfg; + arcnet_outb(lp->config, ioaddr, COM20020_REG_W_CONFIG); + return 0; +} + const struct net_device_ops com20020_netdev_ops = { - .ndo_open = arcnet_open, - .ndo_stop = arcnet_close, + .ndo_open = com20020_netdev_open, + .ndo_stop = com20020_netdev_close, .ndo_start_xmit = arcnet_send_packet, .ndo_tx_timeout = arcnet_timeout, .ndo_set_mac_address = com20020_set_hwaddr, @@ -215,7 +234,7 @@ int com20020_found(struct net_device *dev, int shared) arcnet_outb(STARTIOcmd, ioaddr, COM20020_REG_W_COMMAND); } - lp->config = TXENcfg | (lp->timeout << 3) | (lp->backplane << 2) | SUB_NODE; + lp->config = (lp->timeout << 3) | (lp->backplane << 2) | SUB_NODE; /* Default 0x38 + register: Node ID */ arcnet_outb(lp->config, ioaddr, COM20020_REG_W_CONFIG); arcnet_outb(dev->dev_addr[0], ioaddr, COM20020_REG_W_XREG); @@ -274,7 +293,7 @@ static int com20020_reset(struct net_device *dev, int really_reset) dev->name, arcnet_inb(ioaddr, COM20020_REG_R_STATUS)); arc_printk(D_DEBUG, dev, "%s: %d: %s\n", __FILE__, __LINE__, __func__); - lp->config = TXENcfg | (lp->timeout << 3) | (lp->backplane << 2); + lp->config |= (lp->timeout << 3) | (lp->backplane << 2); /* power-up defaults */ arcnet_outb(lp->config, ioaddr, COM20020_REG_W_CONFIG); arc_printk(D_DEBUG, dev, "%s: %d: %s\n", __FILE__, __LINE__, __func__); |