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path: root/drivers/net/sb1250-mac.c
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Diffstat (limited to 'drivers/net/sb1250-mac.c')
-rw-r--r--drivers/net/sb1250-mac.c47
1 files changed, 18 insertions, 29 deletions
diff --git a/drivers/net/sb1250-mac.c b/drivers/net/sb1250-mac.c
index e7fdcf15b5a..53845ebb649 100644
--- a/drivers/net/sb1250-mac.c
+++ b/drivers/net/sb1250-mac.c
@@ -238,6 +238,7 @@ struct sbmac_softc {
*/
struct net_device *sbm_dev; /* pointer to linux device */
+ struct napi_struct napi;
spinlock_t sbm_lock; /* spin lock */
struct timer_list sbm_timer; /* for monitoring MII */
struct net_device_stats sbm_stats;
@@ -320,7 +321,7 @@ static struct net_device_stats *sbmac_get_stats(struct net_device *dev);
static void sbmac_set_rx_mode(struct net_device *dev);
static int sbmac_mii_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static int sbmac_close(struct net_device *dev);
-static int sbmac_poll(struct net_device *poll_dev, int *budget);
+static int sbmac_poll(struct napi_struct *napi, int budget);
static int sbmac_mii_poll(struct sbmac_softc *s,int noisy);
static int sbmac_mii_probe(struct net_device *dev);
@@ -2154,20 +2155,13 @@ static irqreturn_t sbmac_intr(int irq,void *dev_instance)
* Transmits on channel 0
*/
- if (isr & (M_MAC_INT_CHANNEL << S_MAC_TX_CH0)) {
+ if (isr & (M_MAC_INT_CHANNEL << S_MAC_TX_CH0))
sbdma_tx_process(sc,&(sc->sbm_txdma), 0);
-#ifdef CONFIG_NETPOLL_TRAP
- if (netpoll_trap()) {
- if (test_and_clear_bit(__LINK_STATE_XOFF, &dev->state))
- __netif_schedule(dev);
- }
-#endif
- }
if (isr & (M_MAC_INT_CHANNEL << S_MAC_RX_CH0)) {
- if (netif_rx_schedule_prep(dev)) {
+ if (netif_rx_schedule_prep(dev, &sc->napi)) {
__raw_writeq(0, sc->sbm_imr);
- __netif_rx_schedule(dev);
+ __netif_rx_schedule(dev, &sc->napi);
/* Depend on the exit from poll to reenable intr */
}
else {
@@ -2470,8 +2464,8 @@ static int sbmac_init(struct net_device *dev, int idx)
dev->do_ioctl = sbmac_mii_ioctl;
dev->tx_timeout = sbmac_tx_timeout;
dev->watchdog_timeo = TX_TIMEOUT;
- dev->poll = sbmac_poll;
- dev->weight = 16;
+
+ netif_napi_add(dev, &sc->napi, sbmac_poll, 16);
dev->change_mtu = sb1250_change_mtu;
#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -2537,6 +2531,8 @@ static int sbmac_open(struct net_device *dev)
return -EINVAL;
}
+ napi_enable(&sc->napi);
+
/*
* Configure default speed
*/
@@ -2850,6 +2846,8 @@ static int sbmac_close(struct net_device *dev)
unsigned long flags;
int irq;
+ napi_disable(&sc->napi);
+
sbmac_set_channel_state(sc,sbmac_state_off);
del_timer_sync(&sc->sbm_timer);
@@ -2874,26 +2872,17 @@ static int sbmac_close(struct net_device *dev)
return 0;
}
-static int sbmac_poll(struct net_device *dev, int *budget)
+static int sbmac_poll(struct napi_struct *napi, int budget)
{
- int work_to_do;
+ struct sbmac_softc *sc = container_of(napi, struct sbmac_softc, napi);
+ struct net_device *dev = sc->sbm_dev;
int work_done;
- struct sbmac_softc *sc = netdev_priv(dev);
-
- work_to_do = min(*budget, dev->quota);
- work_done = sbdma_rx_process(sc, &(sc->sbm_rxdma), work_to_do, 1);
-
- if (work_done > work_to_do)
- printk(KERN_ERR "%s exceeded work_to_do budget=%d quota=%d work-done=%d\n",
- sc->sbm_dev->name, *budget, dev->quota, work_done);
+ work_done = sbdma_rx_process(sc, &(sc->sbm_rxdma), budget, 1);
sbdma_tx_process(sc, &(sc->sbm_txdma), 1);
- *budget -= work_done;
- dev->quota -= work_done;
-
- if (work_done < work_to_do) {
- netif_rx_complete(dev);
+ if (work_done < budget) {
+ netif_rx_complete(dev, napi);
#ifdef CONFIG_SBMAC_COALESCE
__raw_writeq(((M_MAC_INT_EOP_COUNT | M_MAC_INT_EOP_TIMER) << S_MAC_TX_CH0) |
@@ -2905,7 +2894,7 @@ static int sbmac_poll(struct net_device *dev, int *budget)
#endif
}
- return (work_done >= work_to_do);
+ return work_done;
}
#if defined(SBMAC_ETH0_HWADDR) || defined(SBMAC_ETH1_HWADDR) || defined(SBMAC_ETH2_HWADDR) || defined(SBMAC_ETH3_HWADDR)