diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/mv643xx_eth.c | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index bb230e6c197..7c9dbc8c942 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -58,11 +58,10 @@ #define INT_CAUSE_UNMASK_ALL 0x0007ffff #define INT_CAUSE_UNMASK_ALL_EXT 0x0011ffff -#ifdef MV643XX_RX_QUEUE_FILL_ON_TASK #define INT_CAUSE_MASK_ALL 0x00000000 +#define INT_CAUSE_MASK_ALL_EXT 0x00000000 #define INT_CAUSE_CHECK_BITS INT_CAUSE_UNMASK_ALL #define INT_CAUSE_CHECK_BITS_EXT INT_CAUSE_UNMASK_ALL_EXT -#endif #ifdef MV643XX_CHECKSUM_OFFLOAD_TX #define MAX_DESCS_PER_SKB (MAX_SKB_FRAGS + 1) @@ -1338,6 +1337,43 @@ static struct net_device_stats *mv643xx_eth_get_stats(struct net_device *dev) return &mp->stats; } +#ifdef CONFIG_NET_POLL_CONTROLLER +static inline void mv643xx_enable_irq(struct mv643xx_private *mp) +{ + int port_num = mp->port_num; + unsigned long flags; + + spin_lock_irqsave(&mp->lock, flags); + mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), + INT_CAUSE_UNMASK_ALL); + mv_write(MV643XX_ETH_INTERRUPT_EXTEND_MASK_REG(port_num), + INT_CAUSE_UNMASK_ALL_EXT); + spin_unlock_irqrestore(&mp->lock, flags); +} + +static inline void mv643xx_disable_irq(struct mv643xx_private *mp) +{ + int port_num = mp->port_num; + unsigned long flags; + + spin_lock_irqsave(&mp->lock, flags); + mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), + INT_CAUSE_MASK_ALL); + mv_write(MV643XX_ETH_INTERRUPT_EXTEND_MASK_REG(port_num), + INT_CAUSE_MASK_ALL_EXT); + spin_unlock_irqrestore(&mp->lock, flags); +} + +static void mv643xx_netpoll(struct net_device *netdev) +{ + struct mv643xx_private *mp = netdev_priv(netdev); + + mv643xx_disable_irq(mp); + mv643xx_eth_int_handler(netdev->irq, netdev, NULL); + mv643xx_enable_irq(mp); +} +#endif + /*/ * mv643xx_eth_probe * @@ -1388,6 +1424,10 @@ static int mv643xx_eth_probe(struct device *ddev) dev->weight = 64; #endif +#ifdef CONFIG_NET_POLL_CONTROLLER + dev->poll_controller = mv643xx_netpoll; +#endif + dev->watchdog_timeo = 2 * HZ; dev->tx_queue_len = mp->tx_ring_size; dev->base_addr = 0; |