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authorSteffen Klassert <klassert@mathematik.tu-chemnitz.de>2007-10-17 01:24:09 +0400
committerJeff Garzik <jeff@garzik.org>2007-10-17 05:10:29 +0400
commit1a1769f32349a188db48cf81fe306b6f841fc246 (patch)
treeaead5a7b2e8e0e2ce4273832410739bc21761d2b /drivers/net/3c59x.c
parentd0cab89601c3afb6067175de6796bc7bb9a3f56c (diff)
downloadlinux-1a1769f32349a188db48cf81fe306b6f841fc246.tar.xz
WOL bugfix for 3c59x.c
Some NICs (3c905B) can not generate PME in power state PCI_D0, while others like 3c905C can. Call pci_enable_wake() with PCI_D3hot should give proper WOL for 3c905B. Signed-off-by: Steffen Klassert <klassert@mathematik.tu-chemnitz.de> Tested-by: Harry Coin <hcoin@n4comm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/3c59x.c')
-rw-r--r--drivers/net/3c59x.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index 8d3893da06f5..862f47223fdc 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -3118,7 +3118,13 @@ static void acpi_set_WOL(struct net_device *dev)
iowrite16(SetRxFilter|RxStation|RxMulticast|RxBroadcast, ioaddr + EL3_CMD);
iowrite16(RxEnable, ioaddr + EL3_CMD);
- pci_enable_wake(VORTEX_PCI(vp), 0, 1);
+ if (pci_enable_wake(VORTEX_PCI(vp), PCI_D3hot, 1)) {
+ printk(KERN_INFO "%s: WOL not supported.\n",
+ pci_name(VORTEX_PCI(vp)));
+
+ vp->enable_wol = 0;
+ return;
+ }
/* Change the power state to D3; RxEnable doesn't take effect. */
pci_set_power_state(VORTEX_PCI(vp), PCI_D3hot);