netdev - Re: atl1 card hibernation regression

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Date:	Sun, 1 Jun 2008 13:41:20 -0500
From:	Jay Cliburn <jacliburn@...lsouth.net>
To:	"Avuton Olrich" <avuton@...il.com>
Cc:	"Jeff Garzik" <jgarzik@...hat.com>, netdev@...r.kernel.org,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: atl1 card hibernation regression

On Sun, 1 Jun 2008 07:42:02 -0700
"Avuton Olrich" <avuton@...il.com> wrote:

> After resuming from hibernate, my network card refuses to get back
> online. The bisection and much more information are below.

Can you please try this patch?

diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 6e4c80d..1a2f93d 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -637,22 +637,6 @@ static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw)
 }
 
 /*
- * Force the PHY into power saving mode using vendor magic.
- */
-#ifdef CONFIG_PM
-static void atl1_phy_enter_power_saving(struct atl1_hw *hw)
-{
-	atl1_write_phy_reg(hw, MII_DBG_ADDR, 0);
-	atl1_write_phy_reg(hw, MII_DBG_DATA, 0x124E);
-	atl1_write_phy_reg(hw, MII_DBG_ADDR, 2);
-	atl1_write_phy_reg(hw, MII_DBG_DATA, 0x3000);
-	atl1_write_phy_reg(hw, MII_DBG_ADDR, 3);
-	atl1_write_phy_reg(hw, MII_DBG_DATA, 0);
-
-}
-#endif
-
-/*
  * Resets the PHY and make all config validate
  * hw - Struct containing variables accessed by shared code
  *
@@ -2859,7 +2843,6 @@ disable_wol:
 	ctrl |= PCIE_PHYMISC_FORCE_RCV_DET;
 	iowrite32(ctrl, hw->hw_addr + REG_PCIE_PHYMISC);
 	ioread32(hw->hw_addr + REG_PCIE_PHYMISC);
-	atl1_phy_enter_power_saving(hw);
 	hw->phy_configured = false;
 	pci_enable_wake(pdev, pci_choose_state(pdev, state), 0);
 exit:
--
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