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authorSteffen Klassert <klassert@mathematik.tu-chemnitz.de>2006-03-26 01:37:39 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-03-26 08:56:58 -0800
commit125d5ce8a4e9e4babaed52518fecc9eb6958455d (patch)
tree2a82dbe7d919827a8998d198d3a46ba72685f17c /drivers/net/3c59x.c
parent33644c5e15917b36c26f0c30c48786c5e8e62be1 (diff)
downloadop-kernel-dev-125d5ce8a4e9e4babaed52518fecc9eb6958455d.zip
op-kernel-dev-125d5ce8a4e9e4babaed52518fecc9eb6958455d.tar.gz
[PATCH] 3c59x: use mii_check_media
Check for media changes and netif_carrier by using mii_check_media() if mii is used. Signed-off-by: Steffen Klassert <klassert@mathematik.tu-chemnitz.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/net/3c59x.c')
-rw-r--r--drivers/net/3c59x.c126
1 files changed, 49 insertions, 77 deletions
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index d339308..4ae78bf 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -1335,7 +1335,7 @@ static int __devinit vortex_probe1(struct device *gendev,
vp->enable_wol = 1;
}
- vp->force_fd = vp->full_duplex;
+ vp->mii.force_media = vp->full_duplex;
vp->options = option;
/* Read the station address from the EEPROM. */
EL3WINDOW(0);
@@ -1625,6 +1625,46 @@ issue_and_wait(struct net_device *dev, int cmd)
}
static void
+vortex_set_duplex(struct net_device *dev)
+{
+ struct vortex_private *vp = netdev_priv(dev);
+ void __iomem *ioaddr = vp->ioaddr;
+
+ printk(KERN_INFO "%s: setting %s-duplex.\n",
+ dev->name, (vp->full_duplex) ? "full" : "half");
+
+ EL3WINDOW(3);
+ /* Set the full-duplex bit. */
+ iowrite16(((vp->info1 & 0x8000) || vp->full_duplex ? 0x20 : 0) |
+ (vp->large_frames ? 0x40 : 0) |
+ ((vp->full_duplex && vp->flow_ctrl && vp->partner_flow_ctrl) ?
+ 0x100 : 0),
+ ioaddr + Wn3_MAC_Ctrl);
+
+ issue_and_wait(dev, TxReset);
+ /*
+ * Don't reset the PHY - that upsets autonegotiation during DHCP operations.
+ */
+ issue_and_wait(dev, RxReset|0x04);
+}
+
+static void vortex_check_media(struct net_device *dev, unsigned int init)
+{
+ struct vortex_private *vp = netdev_priv(dev);
+ unsigned int ok_to_print = 0;
+
+ if (vortex_debug > 3)
+ ok_to_print = 1;
+
+ if (mii_check_media(&vp->mii, ok_to_print, init)) {
+ vp->full_duplex = vp->mii.full_duplex;
+ vortex_set_duplex(dev);
+ } else if (init) {
+ vortex_set_duplex(dev);
+ }
+}
+
+static void
vortex_up(struct net_device *dev)
{
struct vortex_private *vp = netdev_priv(dev);
@@ -1684,53 +1724,20 @@ vortex_up(struct net_device *dev)
printk(KERN_DEBUG "%s: Initial media type %s.\n",
dev->name, media_tbl[dev->if_port].name);
- vp->full_duplex = vp->force_fd;
+ vp->full_duplex = vp->mii.force_media;
config = BFINS(config, dev->if_port, 20, 4);
if (vortex_debug > 6)
printk(KERN_DEBUG "vortex_up(): writing 0x%x to InternalConfig\n", config);
iowrite32(config, ioaddr + Wn3_Config);
+ netif_carrier_off(dev);
if (dev->if_port == XCVR_MII || dev->if_port == XCVR_NWAY) {
- int mii_reg1, mii_reg5;
EL3WINDOW(4);
- /* Read BMSR (reg1) only to clear old status. */
- mii_reg1 = mdio_read(dev, vp->phys[0], MII_BMSR);
- mii_reg5 = mdio_read(dev, vp->phys[0], MII_LPA);
- if (mii_reg5 == 0xffff || mii_reg5 == 0x0000) {
- netif_carrier_off(dev); /* No MII device or no link partner report */
- } else {
- mii_reg5 &= vp->advertising;
- if ((mii_reg5 & 0x0100) != 0 /* 100baseTx-FD */
- || (mii_reg5 & 0x00C0) == 0x0040) /* 10T-FD, but not 100-HD */
- vp->full_duplex = 1;
- netif_carrier_on(dev);
- }
- vp->partner_flow_ctrl = ((mii_reg5 & 0x0400) != 0);
- if (vortex_debug > 1)
- printk(KERN_INFO "%s: MII #%d status %4.4x, link partner capability %4.4x,"
- " info1 %04x, setting %s-duplex.\n",
- dev->name, vp->phys[0],
- mii_reg1, mii_reg5,
- vp->info1, ((vp->info1 & 0x8000) || vp->full_duplex) ? "full" : "half");
- EL3WINDOW(3);
+ vortex_check_media(dev, 1);
}
+ else
+ vortex_set_duplex(dev);
- /* Set the full-duplex bit. */
- iowrite16( ((vp->info1 & 0x8000) || vp->full_duplex ? 0x20 : 0) |
- (vp->large_frames ? 0x40 : 0) |
- ((vp->full_duplex && vp->flow_ctrl && vp->partner_flow_ctrl) ? 0x100 : 0),
- ioaddr + Wn3_MAC_Ctrl);
-
- if (vortex_debug > 1) {
- printk(KERN_DEBUG "%s: vortex_up() InternalConfig %8.8x.\n",
- dev->name, config);
- }
-
- issue_and_wait(dev, TxReset);
- /*
- * Don't reset the PHY - that upsets autonegotiation during DHCP operations.
- */
- issue_and_wait(dev, RxReset|0x04);
iowrite16(SetStatusEnb | 0x00, ioaddr + EL3_CMD);
@@ -1892,7 +1899,7 @@ vortex_timer(unsigned long data)
void __iomem *ioaddr = vp->ioaddr;
int next_tick = 60*HZ;
int ok = 0;
- int media_status, mii_status, old_window;
+ int media_status, old_window;
if (vortex_debug > 2) {
printk(KERN_DEBUG "%s: Media selection timer tick happened, %s.\n",
@@ -1924,44 +1931,9 @@ vortex_timer(unsigned long data)
break;
case XCVR_MII: case XCVR_NWAY:
{
- spin_lock_bh(&vp->lock);
- mii_status = mdio_read(dev, vp->phys[0], MII_BMSR);
- if (!(mii_status & BMSR_LSTATUS)) {
- /* Re-read to get actual link status */
- mii_status = mdio_read(dev, vp->phys[0], MII_BMSR);
- }
ok = 1;
- if (vortex_debug > 2)
- printk(KERN_DEBUG "%s: MII transceiver has status %4.4x.\n",
- dev->name, mii_status);
- if (mii_status & BMSR_LSTATUS) {
- int mii_reg5 = mdio_read(dev, vp->phys[0], MII_LPA);
- if (! vp->force_fd && mii_reg5 != 0xffff) {
- int duplex;
-
- mii_reg5 &= vp->advertising;
- duplex = (mii_reg5&0x0100) || (mii_reg5 & 0x01C0) == 0x0040;
- if (vp->full_duplex != duplex) {
- vp->full_duplex = duplex;
- printk(KERN_INFO "%s: Setting %s-duplex based on MII "
- "#%d link partner capability of %4.4x.\n",
- dev->name, vp->full_duplex ? "full" : "half",
- vp->phys[0], mii_reg5);
- /* Set the full-duplex bit. */
- EL3WINDOW(3);
- iowrite16( (vp->full_duplex ? 0x20 : 0) |
- (vp->large_frames ? 0x40 : 0) |
- ((vp->full_duplex && vp->flow_ctrl && vp->partner_flow_ctrl) ? 0x100 : 0),
- ioaddr + Wn3_MAC_Ctrl);
- if (vortex_debug > 1)
- printk(KERN_DEBUG "Setting duplex in Wn3_MAC_Ctrl\n");
- /* AKPM: bug: should reset Tx and Rx after setting Duplex. Page 180 */
- }
- }
- netif_carrier_on(dev);
- } else {
- netif_carrier_off(dev);
- }
+ spin_lock_bh(&vp->lock);
+ vortex_check_media(dev, 0);
spin_unlock_bh(&vp->lock);
}
break;
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