netdev - [PATCH net-next 10/13] tg3: Consolidate all netdev feature assignments

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Message-ID: <1305843176-32358-11-git-send-email-mcarlson@broadcom.com>
Date:	Thu, 19 May 2011 15:12:53 -0700
From:	"Matt Carlson" <mcarlson@...adcom.com>
To:	davem@...emloft.net
cc:	netdev@...r.kernel.org, mcarlson@...adcom.com
Subject: [PATCH net-next 10/13] tg3: Consolidate all netdev feature
 assignments

This patch consolidates all the netdev feature bit assignments to one
location.

Signed-off-by: Matt Carlson <mcarlson@...adcom.com>
Reviewed-by: Michael Chan <mchan@...adcom.com>
---
 drivers/net/tg3.c |   51 ++++++++++++++++++++++++---------------------------
 1 files changed, 24 insertions(+), 27 deletions(-)

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 09fe067..5bf2ce1 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -13602,19 +13602,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
 	    tg3_flag(tp, 5750_PLUS))
 		tg3_flag_set(tp, 5705_PLUS);
 
-	/* 5700 B0 chips do not support checksumming correctly due
-	 * to hardware bugs.
-	 */
-	if (tp->pci_chip_rev_id != CHIPREV_ID_5700_B0) {
-		u32 features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
-
-		if (tg3_flag(tp, 5755_PLUS))
-			features |= NETIF_F_IPV6_CSUM;
-		tp->dev->features |= features;
-		tp->dev->hw_features |= features;
-		tp->dev->vlan_features |= features;
-	}
-
 	/* Determine TSO capabilities */
 	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5719)
 		; /* Do nothing. HW bug. */
@@ -14922,7 +14909,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 	u32 sndmbx, rcvmbx, intmbx;
 	char str[40];
 	u64 dma_mask, persist_dma_mask;
-	u32 hw_features = 0;
+	u32 features = 0;
 
 	printk_once(KERN_INFO "%s\n", version);
 
@@ -14958,8 +14945,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 
 	SET_NETDEV_DEV(dev, &pdev->dev);
 
-	dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
-
 	tp = netdev_priv(dev);
 	tp->pdev = pdev;
 	tp->dev = dev;
@@ -15039,7 +15024,7 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 	if (dma_mask > DMA_BIT_MASK(32)) {
 		err = pci_set_dma_mask(pdev, dma_mask);
 		if (!err) {
-			dev->features |= NETIF_F_HIGHDMA;
+			features |= NETIF_F_HIGHDMA;
 			err = pci_set_consistent_dma_mask(pdev,
 							  persist_dma_mask);
 			if (err < 0) {
@@ -15060,6 +15045,18 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 
 	tg3_init_bufmgr_config(tp);
 
+	features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
+
+	/* 5700 B0 chips do not support checksumming correctly due
+	 * to hardware bugs.
+	 */
+	if (tp->pci_chip_rev_id != CHIPREV_ID_5700_B0) {
+		features |= NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
+
+		if (tg3_flag(tp, 5755_PLUS))
+			features |= NETIF_F_IPV6_CSUM;
+	}
+
 	/* TSO is on by default on chips that support hardware TSO.
 	 * Firmware TSO on older chips gives lower performance, so it
 	 * is off by default, but can be enabled using ethtool.
@@ -15067,24 +15064,20 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 	if ((tg3_flag(tp, HW_TSO_1) ||
 	     tg3_flag(tp, HW_TSO_2) ||
 	     tg3_flag(tp, HW_TSO_3)) &&
-	    (dev->features & NETIF_F_IP_CSUM))
-		hw_features |= NETIF_F_TSO;
+	    (features & NETIF_F_IP_CSUM))
+		features |= NETIF_F_TSO;
 	if (tg3_flag(tp, HW_TSO_2) || tg3_flag(tp, HW_TSO_3)) {
-		if (dev->features & NETIF_F_IPV6_CSUM)
-			hw_features |= NETIF_F_TSO6;
+		if (features & NETIF_F_IPV6_CSUM)
+			features |= NETIF_F_TSO6;
 		if (tg3_flag(tp, HW_TSO_3) ||
 		    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5761 ||
 		    (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5784 &&
 		     GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5784_AX) ||
 		    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5785 ||
 		    GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_57780)
-			hw_features |= NETIF_F_TSO_ECN;
+			features |= NETIF_F_TSO_ECN;
 	}
 
-	dev->hw_features |= hw_features;
-	dev->features |= hw_features;
-	dev->vlan_features |= hw_features;
-
 	/*
 	 * Add loopback capability only for a subset of devices that support
 	 * MAC-LOOPBACK. Eventually this need to be enhanced to allow INT-PHY
@@ -15093,7 +15086,11 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
 	if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5780 &&
 	    !tg3_flag(tp, CPMU_PRESENT))
 		/* Add the loopback capability */
-		dev->hw_features |= NETIF_F_LOOPBACK;
+		features |= NETIF_F_LOOPBACK;
+
+	dev->features |= features;
+	dev->hw_features |= features;
+	dev->vlan_features |= features;
 
 	if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A1 &&
 	    !tg3_flag(tp, TSO_CAPABLE) &&
-- 
1.7.3.4


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