netdev - Re: [PATCH net-next] tg3: Fix advertisement handling

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Date:	Mon, 21 Nov 2011 07:38:13 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Hiroaki SHIMODA <shimoda.hiroaki@...il.com>
Cc:	davem@...emloft.net, mcarlson@...adcom.com, mchan@...adcom.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] tg3: Fix advertisement handling

Le lundi 21 novembre 2011 à 08:07 +0900, Hiroaki SHIMODA a écrit :
> Commit 28011cf19b (net: Add ethtool to mii advertisment conversion
> helpers) added a helper function ethtool_adv_to_mii_100bt() and
> tg3_copper_is_advertising_all(), tg3_phy_autoneg_cfg() were
> modified to use this.
> Before that commit, ethtool to mii advertisement conversion was
> done wrt speed, but now pause operation is also taken account.
> So, in tg3_copper_is_advertising_all(), below condition becomes
> true and this makes link up fails.
> 
> 	if ((adv_reg & ADVERTISE_ALL) != all_mask)
> 		return 0;
> 
> To fix this add ADVERTISE_ALL bit and operation to cap speed.
> 
> Signed-off-by: Hiroaki SHIMODA <shimoda.hiroaki@...il.com>

Reported-and-tested-by: Eric Dumazet <eric.dumazet@...il.com>


Thanks a lot !


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