From 4e16d6ebd65b4f2c4e3f780b4c5704beef64019c Mon Sep 17 00:00:00 2001
From: Florian Fainelli <florian@openwrt.org>
Date: Wed, 4 Jan 2012 08:59:34 +0000
Subject: [PATCH] r6040: define more MCR0 register bits
Define more MCR0-register bits and use them in place of the bits values.
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/rdc/r6040.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c
index c2135f27fb60..f4dddceecb04 100644
--- a/drivers/net/ethernet/rdc/r6040.c
+++ b/drivers/net/ethernet/rdc/r6040.c
@@ -63,8 +63,11 @@
/* MAC registers */
#define MCR0 0x00 /* Control register 0 */
+#define MCR0_RCVEN 0x0002 /* Receive enable */
#define MCR0_PROMISC 0x0020 /* Promiscuous mode */
#define MCR0_HASH_EN 0x0100 /* Enable multicast hash table function */
+#define MCR0_XMTEN 0x1000 /* Transmission enable */
+#define MCR0_FD 0x8000 /* Full/Half duplex */
#define MCR1 0x04 /* Control register 1 */
#define MAC_RST 0x0001 /* Reset the MAC */
#define MBCR 0x08 /* Bus control */
@@ -398,7 +401,7 @@ static void r6040_init_mac_regs(struct net_device *dev)
iowrite16(INT_MASK, ioaddr + MIER);
/* Enable TX and RX */
- iowrite16(lp->mcr0 | 0x0002, ioaddr);
+ iowrite16(lp->mcr0 | MCR0_RCVEN, ioaddr);
/* Let TX poll the descriptors
* we may got called by r6040_tx_timeout which has left
@@ -1002,7 +1005,7 @@ static void r6040_adjust_link(struct net_device *dev)
/* reflect duplex change */
if (phydev->link && (lp->old_duplex != phydev->duplex)) {
- lp->mcr0 |= (phydev->duplex == DUPLEX_FULL ? 0x8000 : 0);
+ lp->mcr0 |= (phydev->duplex == DUPLEX_FULL ? MCR0_FD : 0);
iowrite16(lp->mcr0, ioaddr);
status_changed = 1;
@@ -1155,7 +1158,7 @@ static int __devinit r6040_init_one(struct pci_dev *pdev,
lp->dev = dev;
/* Init RDC private data */
- lp->mcr0 = 0x1002;
+ lp->mcr0 = MCR0_XMTEN | MCR0;
/* The RDC-specific entries in the device structure. */
dev->netdev_ops = &r6040_netdev_ops;
--
2.34.1