From: David Miller <davem@davemloft.net>
To: mchan@broadcom.com
Cc: netdev@vger.kernel.org, andy@greyhouse.net
Subject: Re: [TG3]: Workaround MSI bug on 5714/5780.
Date: Thu, 06 Sep 2007 04:02:35 -0700 (PDT) [thread overview]
Message-ID: <20070906.040235.71121480.davem@davemloft.net> (raw)
In-Reply-To: <1189022828.4960.2.camel@dell>
From: "Michael Chan" <mchan@broadcom.com>
Date: Wed, 05 Sep 2007 13:07:08 -0700
> [TG3]: Workaround MSI bug on 5714/5780.
>
> A hardware bug was revealed after a recent PCI MSI patch was made to
> always disable legacy INTX when enabling MSI. The 5714/5780 chips
> will not generate MSI when INTX is disabled, causing MSI failure
> messages to be reported, and another patch was made to workaround the
> problem by disabling MSI on ServerWorks HT1000 bridge chips commonly
> found with the 5714.
>
> We workaround this chip bug by enabling INTX after we enable MSI and
> after we resume from suspend.
>
> Update version to 3.81.
>
> This problem was discovered by David Miller.
>
> Signed-off-by: Michael Chan <mchan@broadcom.com>
Thanks a lot Michael, I'll apply this and work on reverting that
incorrect MSI chipset quirk too.
next prev parent reply other threads:[~2007-09-06 11:02 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-05 20:07 [TG3]: Workaround MSI bug on 5714/5780 Michael Chan
2007-09-05 19:38 ` Andy Gospodarek
2007-09-06 11:02 ` David Miller [this message]
2007-09-06 13:45 ` Andy Gospodarek
2007-09-06 14:34 ` David Miller
2007-09-06 14:40 ` Andy Gospodarek
2007-09-06 15:41 ` Andy Gospodarek
2007-09-06 19:05 ` Michael Chan
2007-09-06 18:26 ` Andy Gospodarek
2007-09-06 19:50 ` David Miller
2007-09-06 20:27 ` Andy Gospodarek
2007-09-08 2:26 ` Michael Chan
2007-09-08 21:25 ` David Miller
2007-09-14 22:33 ` David Miller
2007-09-06 15:11 ` Michael Chan
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