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path: root/drivers/net/typhoon.c
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Diffstat (limited to 'drivers/net/typhoon.c')
-rw-r--r--drivers/net/typhoon.c47
1 files changed, 19 insertions, 28 deletions
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index 03587205546e..0377b8b64c78 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -284,6 +284,7 @@ struct typhoon {
 	struct basic_ring	rxLoRing;
 	struct pci_dev *	pdev;
 	struct net_device *	dev;
+	struct napi_struct	napi;
 	spinlock_t		state_lock;
 	struct vlan_group *	vlgrp;
 	struct basic_ring	rxHiRing;
@@ -1759,12 +1760,12 @@ typhoon_fill_free_ring(struct typhoon *tp)
 }
 
 static int
-typhoon_poll(struct net_device *dev, int *total_budget)
+typhoon_poll(struct napi_struct *napi, int budget)
 {
-	struct typhoon *tp = netdev_priv(dev);
+	struct typhoon *tp = container_of(napi, struct typhoon, napi);
+	struct net_device *dev = tp->dev;
 	struct typhoon_indexes *indexes = tp->indexes;
-	int orig_budget = *total_budget;
-	int budget, work_done, done;
+	int work_done;
 
 	rmb();
 	if(!tp->awaiting_resp && indexes->respReady != indexes->respCleared)
@@ -1773,30 +1774,16 @@ typhoon_poll(struct net_device *dev, int *total_budget)
 	if(le32_to_cpu(indexes->txLoCleared) != tp->txLoRing.lastRead)
 		typhoon_tx_complete(tp, &tp->txLoRing, &indexes->txLoCleared);
 
-	if(orig_budget > dev->quota)
-		orig_budget = dev->quota;
-
-	budget = orig_budget;
 	work_done = 0;
-	done = 1;
 
 	if(indexes->rxHiCleared != indexes->rxHiReady) {
-		work_done = typhoon_rx(tp, &tp->rxHiRing, &indexes->rxHiReady,
+		work_done += typhoon_rx(tp, &tp->rxHiRing, &indexes->rxHiReady,
 			   		&indexes->rxHiCleared, budget);
-		budget -= work_done;
 	}
 
 	if(indexes->rxLoCleared != indexes->rxLoReady) {
 		work_done += typhoon_rx(tp, &tp->rxLoRing, &indexes->rxLoReady,
-			   		&indexes->rxLoCleared, budget);
-	}
-
-	if(work_done) {
-		*total_budget -= work_done;
-		dev->quota -= work_done;
-
-		if(work_done >= orig_budget)
-			done = 0;
+					&indexes->rxLoCleared, budget - work_done);
 	}
 
 	if(le32_to_cpu(indexes->rxBuffCleared) == tp->rxBuffRing.lastWrite) {
@@ -1804,14 +1791,14 @@ typhoon_poll(struct net_device *dev, int *total_budget)
 		typhoon_fill_free_ring(tp);
 	}
 
-	if(done) {
-		netif_rx_complete(dev);
+	if (work_done < budget) {
+		netif_rx_complete(dev, napi);
 		iowrite32(TYPHOON_INTR_NONE,
 				tp->ioaddr + TYPHOON_REG_INTR_MASK);
 		typhoon_post_pci_writes(tp->ioaddr);
 	}
 
-	return (done ? 0 : 1);
+	return work_done;
 }
 
 static irqreturn_t
@@ -1828,10 +1815,10 @@ typhoon_interrupt(int irq, void *dev_instance)
 
 	iowrite32(intr_status, ioaddr + TYPHOON_REG_INTR_STATUS);
 
-	if(netif_rx_schedule_prep(dev)) {
+	if (netif_rx_schedule_prep(dev, &tp->napi)) {
 		iowrite32(TYPHOON_INTR_ALL, ioaddr + TYPHOON_REG_INTR_MASK);
 		typhoon_post_pci_writes(ioaddr);
-		__netif_rx_schedule(dev);
+		__netif_rx_schedule(dev, &tp->napi);
 	} else {
 		printk(KERN_ERR "%s: Error, poll already scheduled\n",
                        dev->name);
@@ -2119,9 +2106,13 @@ typhoon_open(struct net_device *dev)
 	if(err < 0)
 		goto out_sleep;
 
+	napi_enable(&tp->napi);
+
 	err = typhoon_start_runtime(tp);
-	if(err < 0)
+	if(err < 0) {
+		napi_disable(&tp->napi);
 		goto out_irq;
+	}
 
 	netif_start_queue(dev);
 	return 0;
@@ -2150,6 +2141,7 @@ typhoon_close(struct net_device *dev)
 	struct typhoon *tp = netdev_priv(dev);
 
 	netif_stop_queue(dev);
+	napi_disable(&tp->napi);
 
 	if(typhoon_stop_runtime(tp, WaitSleep) < 0)
 		printk(KERN_ERR "%s: unable to stop runtime\n", dev->name);
@@ -2521,8 +2513,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	dev->stop		= typhoon_close;
 	dev->set_multicast_list	= typhoon_set_rx_mode;
 	dev->tx_timeout		= typhoon_tx_timeout;
-	dev->poll		= typhoon_poll;
-	dev->weight		= 16;
+	netif_napi_add(dev, &tp->napi, typhoon_poll, 16);
 	dev->watchdog_timeo	= TX_TIMEOUT;
 	dev->get_stats		= typhoon_get_stats;
 	dev->set_mac_address	= typhoon_set_mac_address;