X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fcassini.c;h=13f14df21e6e080d4934f8d54e5f8dab00e48b2c;hb=a6c8700f36cd8f217420bbe26721094824fab8de;hp=59b9943b077d4225c236a1a702fc5d9fbaa82f4b;hpb=3334500b460a5eede2e3466ca97a90fe3b91ceb5;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index 59b9943b077..13f14df21e6 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -2485,7 +2485,7 @@ static irqreturn_t cas_interruptN(int irq, void *dev_id)
 	if (status & INTR_RX_DONE_ALT) { /* handle rx separately */
 #ifdef USE_NAPI
 		cas_mask_intr(cp);
-		netif_rx_schedule(dev);
+		netif_rx_schedule(dev, &cp->napi);
 #else
 		cas_rx_ringN(cp, ring, 0);
 #endif
@@ -2536,7 +2536,7 @@ static irqreturn_t cas_interrupt1(int irq, void *dev_id)
 	if (status & INTR_RX_DONE_ALT) { /* handle rx separately */
 #ifdef USE_NAPI
 		cas_mask_intr(cp);
-		netif_rx_schedule(dev);
+		netif_rx_schedule(dev, &cp->napi);
 #else
 		cas_rx_ringN(cp, 1, 0);
 #endif
@@ -2592,7 +2592,7 @@ static irqreturn_t cas_interrupt(int irq, void *dev_id)
 	if (status & INTR_RX_DONE) {
 #ifdef USE_NAPI
 		cas_mask_intr(cp);
-		netif_rx_schedule(dev);
+		netif_rx_schedule(dev, &cp->napi);
 #else
 		cas_rx_ringN(cp, 0, 0);
 #endif
@@ -2607,9 +2607,10 @@ static irqreturn_t cas_interrupt(int irq, void *dev_id)
 
 
 #ifdef USE_NAPI
-static int cas_poll(struct net_device *dev, int *budget)
+static int cas_poll(struct napi_struct *napi, int budget)
 {
-	struct cas *cp = netdev_priv(dev);
+	struct cas *cp = container_of(napi, struct cas, napi);
+	struct net_device *dev = cp->dev;
 	int i, enable_intr, todo, credits;
 	u32 status = readl(cp->regs + REG_INTR_STATUS);
 	unsigned long flags;
@@ -2620,20 +2621,18 @@ static int cas_poll(struct net_device *dev, int *budget)
 
 	/* NAPI rx packets. we spread the credits across all of the
 	 * rxc rings
-	 */
-	todo = min(*budget, dev->quota);
-
-	/* to make sure we're fair with the work we loop through each
+	 *
+	 * to make sure we're fair with the work we loop through each
 	 * ring N_RX_COMP_RING times with a request of
-	 * todo / N_RX_COMP_RINGS
+	 * budget / N_RX_COMP_RINGS
 	 */
 	enable_intr = 1;
 	credits = 0;
 	for (i = 0; i < N_RX_COMP_RINGS; i++) {
 		int j;
 		for (j = 0; j < N_RX_COMP_RINGS; j++) {
-			credits += cas_rx_ringN(cp, j, todo / N_RX_COMP_RINGS);
-			if (credits >= todo) {
+			credits += cas_rx_ringN(cp, j, budget / N_RX_COMP_RINGS);
+			if (credits >= budget) {
 				enable_intr = 0;
 				goto rx_comp;
 			}
@@ -2641,9 +2640,6 @@ static int cas_poll(struct net_device *dev, int *budget)
 	}
 
 rx_comp:
-	*budget    -= credits;
-	dev->quota -= credits;
-
 	/* final rx completion */
 	spin_lock_irqsave(&cp->lock, flags);
 	if (status)
@@ -2674,11 +2670,10 @@ rx_comp:
 #endif
 	spin_unlock_irqrestore(&cp->lock, flags);
 	if (enable_intr) {
-		netif_rx_complete(dev);
+		netif_rx_complete(dev, napi);
 		cas_unmask_intr(cp);
-		return 0;
 	}
-	return 1;
+	return credits;
 }
 #endif
 
@@ -3422,21 +3417,19 @@ done:
 static void cas_check_pci_invariants(struct cas *cp)
 {
 	struct pci_dev *pdev = cp->pdev;
-	u8 rev;
 
 	cp->cas_flags = 0;
-	pci_read_config_byte(pdev, PCI_REVISION_ID, &rev);
 	if ((pdev->vendor == PCI_VENDOR_ID_SUN) &&
 	    (pdev->device == PCI_DEVICE_ID_SUN_CASSINI)) {
-		if (rev >= CAS_ID_REVPLUS)
+		if (pdev->revision >= CAS_ID_REVPLUS)
 			cp->cas_flags |= CAS_FLAG_REG_PLUS;
-		if (rev < CAS_ID_REVPLUS02u)
+		if (pdev->revision < CAS_ID_REVPLUS02u)
 			cp->cas_flags |= CAS_FLAG_TARGET_ABORT;
 
 		/* Original Cassini supports HW CSUM, but it's not
 		 * enabled by default as it can trigger TX hangs.
 		 */
-		if (rev < CAS_ID_REV2)
+		if (pdev->revision < CAS_ID_REV2)
 			cp->cas_flags |= CAS_FLAG_NO_HW_CSUM;
 	} else {
 		/* Only sun has original cassini chips.  */
@@ -4353,6 +4346,9 @@ static int cas_open(struct net_device *dev)
 		goto err_spare;
 	}
 
+#ifdef USE_NAPI
+	napi_enable(&cp->napi);
+#endif
 	/* init hw */
 	cas_lock_all_save(cp, flags);
 	cas_clean_rings(cp);
@@ -4378,6 +4374,9 @@ static int cas_close(struct net_device *dev)
 	unsigned long flags;
 	struct cas *cp = netdev_priv(dev);
 
+#ifdef USE_NAPI
+	napi_enable(&cp->napi);
+#endif
 	/* Make sure we don't get distracted by suspend/resume */
 	mutex_lock(&cp->pm_mutex);
 
@@ -4919,13 +4918,13 @@ static int __devinit cas_init_one(struct pci_dev *pdev,
 	pci_cmd &= ~PCI_COMMAND_SERR;
 	pci_cmd |= PCI_COMMAND_PARITY;
 	pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
-	if (pci_set_mwi(pdev))
+	if (pci_try_set_mwi(pdev))
 		printk(KERN_WARNING PFX "Could not enable MWI for %s\n",
 		       pci_name(pdev));
 
 	/*
 	 * On some architectures, the default cache line size set
-	 * by pci_set_mwi reduces perforamnce.  We have to increase
+	 * by pci_try_set_mwi reduces perforamnce.  We have to increase
 	 * it for this case.  To start, we'll print some configuration
 	 * data.
 	 */
@@ -5064,8 +5063,7 @@ static int __devinit cas_init_one(struct pci_dev *pdev,
 	dev->watchdog_timeo = CAS_TX_TIMEOUT;
 	dev->change_mtu = cas_change_mtu;
 #ifdef USE_NAPI
-	dev->poll = cas_poll;
-	dev->weight = 64;
+	netif_napi_add(dev, &cp->napi, cas_poll, 64);
 #endif
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	dev->poll_controller = cas_netpoll;