mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-05 13:30:38 +02:00
05448b64c0
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25139 3c298f89-4303-0410-b956-a3cf2f4a3e73
51 lines
1.5 KiB
Diff
51 lines
1.5 KiB
Diff
From c2e963057ca5635d6e5387623c3ad0c0b3123754 Mon Sep 17 00:00:00 2001
|
|
From: Daniel Hellstrom <daniel@gaisler.com>
|
|
Date: Wed, 1 Dec 2010 10:28:37 +0100
|
|
Subject: [PATCH] GRETH: avoid writing bad speed/duplex when setting transfer mode
|
|
|
|
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
|
|
---
|
|
drivers/net/greth.c | 19 ++++++++-----------
|
|
1 files changed, 8 insertions(+), 11 deletions(-)
|
|
|
|
--- a/drivers/net/greth.c
|
|
+++ b/drivers/net/greth.c
|
|
@@ -1236,29 +1236,26 @@ static void greth_link_change(struct net
|
|
struct greth_private *greth = netdev_priv(dev);
|
|
struct phy_device *phydev = greth->phy;
|
|
unsigned long flags;
|
|
-
|
|
int status_change = 0;
|
|
+ u32 ctrl;
|
|
|
|
spin_lock_irqsave(&greth->devlock, flags);
|
|
|
|
if (phydev->link) {
|
|
|
|
if ((greth->speed != phydev->speed) || (greth->duplex != phydev->duplex)) {
|
|
-
|
|
- GRETH_REGANDIN(greth->regs->control,
|
|
- ~(GRETH_CTRL_FD | GRETH_CTRL_SP | GRETH_CTRL_GB));
|
|
+ ctrl = GRETH_REGLOAD(greth->regs->control) &
|
|
+ ~(GRETH_CTRL_FD | GRETH_CTRL_SP | GRETH_CTRL_GB);
|
|
|
|
if (phydev->duplex)
|
|
- GRETH_REGORIN(greth->regs->control, GRETH_CTRL_FD);
|
|
-
|
|
- if (phydev->speed == SPEED_100) {
|
|
-
|
|
- GRETH_REGORIN(greth->regs->control, GRETH_CTRL_SP);
|
|
- }
|
|
+ ctrl |= GRETH_CTRL_FD;
|
|
|
|
+ if (phydev->speed == SPEED_100)
|
|
+ ctrl |= GRETH_CTRL_SP;
|
|
else if (phydev->speed == SPEED_1000)
|
|
- GRETH_REGORIN(greth->regs->control, GRETH_CTRL_GB);
|
|
+ ctrl |= GRETH_CTRL_GB;
|
|
|
|
+ GRETH_REGSAVE(greth->regs->control, ctrl);
|
|
greth->speed = phydev->speed;
|
|
greth->duplex = phydev->duplex;
|
|
status_change = 1;
|