Re: Regression: Wake on LAN doesn't work in sky2 with 2.6.33-rc4-git2

[Mike McCormack]

Tino Keitel wrote:
> Hi,
> 
> reverting this commit fixes WoL for me:
> 
> commit 166a0fd4c788ec7f10ca8194ec6d526afa12db75

Hi Tino,

Does this fix WoL also?  Compile tested only...

thanks,

Mike


Subject: [PATCH] sky2: Disable writes to PCI space before suspend

Tino Keitel found that reverting 166a0fd4c fixes WoL for him.
This suggests that PCI config should not be writable when suspended.

Signed-off-by: Mike McCormack <mikem@xxxxxxxxxx>
---
 drivers/net/sky2.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 4c06020..b54edec 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -4789,6 +4789,9 @@ static int sky2_suspend(struct pci_dev *pdev, pm_message_t state)
 	sky2_power_aux(hw);
 	rtnl_unlock();
 
+	/* disable writes to PCI config again */
+	sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF);
+
 	pci_save_state(pdev);
 	pci_enable_wake(pdev, pci_choose_state(pdev, state), wol);
 	pci_set_power_state(pdev, pci_choose_state(pdev, state));
-- 1.5.6.5 
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