From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Alexey Kardashevskiy <aik@ozlabs.ru>,
David Gibson <david@gibson.dropbear.id.au>
Cc: Leon Romanovsky <leon@kernel.org>,
saeedm@mellanox.com, linux-rdma@vger.kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
sbest@redhat.com, Jason Gunthorpe <jgg@ziepe.ca>,
alex.williamson@redhat.com, paulus@samba.org,
linux-pci@vger.kernel.org, bhelgaas@google.com,
ogerlitz@mellanox.com, linuxppc-dev@lists.ozlabs.org,
davem@davemloft.net, tariqt@mellanox.com
Subject: Re: [PATCH] PCI: Add no-D3 quirk for Mellanox ConnectX-[45]
Date: Wed, 09 Jan 2019 18:25:17 +1100 [thread overview]
Message-ID: <1cf957e55f9587cb5aba557d0e723deaa5358fe1.camel@kernel.crashing.org> (raw)
In-Reply-To: <23e44611-7eec-b57c-c5a0-6c3b96133a9e@ozlabs.ru>
On Wed, 2019-01-09 at 17:32 +1100, Alexey Kardashevskiy wrote:
> I have just moved the "Mellanox Technologies MT27700 Family
> [ConnectX-4]" from garrison to firestone machine and there it does not
> produce an EEH, with the same kernel and skiboot (both upstream + my
> debug). Hm. I cannot really blame the card but I cannot see what could
> cause the difference in skiboot either. I even tried disabling NPU so
> garrison would look like firestone, still EEH'ing.
The systems have a different chip though, firestone is P8 and garrison
is P8', which a slightly different PHB revision. Worth checking if we
have anything significantly different in our inits and poke at the HW
guys.
BTW. Are the cards behind a switch in either case ?
Cheers,
Ben.
next prev parent reply other threads:[~2019-01-09 7:27 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-06 4:19 [PATCH] PCI: Add no-D3 quirk for Mellanox ConnectX-[45] David Gibson
2018-12-06 6:45 ` Leon Romanovsky
2018-12-11 2:31 ` David Gibson
2019-01-04 3:44 ` David Gibson
2019-01-05 17:51 ` Jason Gunthorpe
2019-01-05 22:43 ` Benjamin Herrenschmidt
2019-01-08 4:01 ` Jason Gunthorpe
2019-01-08 6:07 ` Leon Romanovsky
2019-01-09 5:09 ` Benjamin Herrenschmidt
2019-01-09 5:30 ` David Gibson
2019-01-09 6:32 ` Alexey Kardashevskiy
2019-01-09 7:25 ` Benjamin Herrenschmidt [this message]
2019-01-09 8:14 ` Alexey Kardashevskiy
2019-01-09 15:27 ` Jason Gunthorpe
2019-01-09 4:53 ` Alexey Kardashevskiy
2019-01-09 7:24 ` Benjamin Herrenschmidt
2019-01-09 8:20 ` Alexey Kardashevskiy
2018-12-11 14:01 ` Bjorn Helgaas
2018-12-12 0:22 ` David Gibson
2018-12-12 3:04 ` Bjorn Helgaas
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