Re: net (tg3): Fix failure to enable WoL by default when possible

From: Rafael J. Wysocki
Date: Mon Dec 08 2008 - 06:57:43 EST


On Monday, 8 of December 2008, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@xxxxxxx>
> Subject: net (tg3): Fix failure to enable WoL by default when possible
>
> tg3 is supposed to enable WoL by default on adapters which support
> that, but it fails to do so unless the adapter's
> /sys/devices/.../power/wakeup file contains 'enabled' during the
> initialization of the adapter. Fix that by making tg3 update the
> device's 'should_wakeup' bit automatically whenever WoL should be
> enabled by default.

This version of the patch is incomplete, because there's one more place where
an analogous change has to be made.

I'll send the updated patch in a reply to this message.

Thanks,
Rafael


> Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
> ---
> drivers/net/tg3.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> Index: linux-2.6/drivers/net/tg3.c
> ===================================================================
> --- linux-2.6.orig/drivers/net/tg3.c
> +++ linux-2.6/drivers/net/tg3.c
> @@ -11296,9 +11296,10 @@ static void __devinit tg3_get_eeprom_hw_
> if (val & VCPU_CFGSHDW_ASPM_DBNC)
> tp->tg3_flags |= TG3_FLAG_ASPM_WORKAROUND;
> if ((val & VCPU_CFGSHDW_WOL_ENABLE) &&
> - (val & VCPU_CFGSHDW_WOL_MAGPKT) &&
> - device_may_wakeup(&tp->pdev->dev))
> + (val & VCPU_CFGSHDW_WOL_MAGPKT)) {
> tp->tg3_flags |= TG3_FLAG_WOL_ENABLE;
> + device_set_wakeup_enable(&tp->pdev->dev, true);
> + }
> return;
> }
>
> --
--
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