From: Bjorn Helgaas <bhelgaas@google.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: David Miller <davem@davemloft.net>,
David Ahern <david.ahern@oracle.com>,
linux-pci@vger.kernel.org, sparclinux@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] PCI/sparc: Fix booting with T5-8
Date: Sat, 16 May 2015 10:25:37 -0500 [thread overview]
Message-ID: <20150516152537.GJ31666@google.com> (raw)
In-Reply-To: <1427857069-6789-1-git-send-email-yinghai@kernel.org>
On Tue, Mar 31, 2015 at 07:57:46PM -0700, Yinghai Lu wrote:
> Fix regression by commit d63e2e1f3df9 ("sparc/PCI: Clip bridge windows to
> fit in upstream windows").
>
> That cause bridge bar get clipped wrongly.
>
> The sparc64 dma_addr_t is 32-bit, we can not use it to check if we can
> use 64bit bar, introduce pci_bus_addr_t.
>
> sparc ofpci does not parse 64bit mem for root bus, add code to
> make sure that we get correct resource for root.
>
> Also there are device 64-bit res does not have pref bit flag, but bridges
> do have pref bit set, that cause extra "no compatible window".
> Set pref bit for them according to the errata.
Ping, any updates on this? AFAICT, we should add a new pci_bus_addr_t
distinct from dma_addr_t, but Ben raised an issue that needs to be
resolved first.
Bjorn
next prev parent reply other threads:[~2015-05-16 15:25 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-01 2:57 [PATCH 0/3] PCI/sparc: Fix booting with T5-8 Yinghai Lu
2015-04-01 2:57 ` [PATCH 1/3] PCI: Introduce pci_bus_addr_t Yinghai Lu
2015-04-03 18:59 ` Bjorn Helgaas
2015-04-03 19:05 ` David Miller
2015-04-04 3:40 ` Yinghai Lu
2015-04-03 19:32 ` Bjorn Helgaas
2015-04-03 20:52 ` Bjorn Helgaas
2015-04-04 3:34 ` Yinghai Lu
2015-04-04 12:46 ` Bjorn Helgaas
2015-04-04 19:48 ` Rob Herring
2015-04-05 3:25 ` Bjorn Helgaas
2015-04-06 13:05 ` Rob Herring
2015-04-01 2:57 ` [PATCH 2/3] sparc/PCI: Add mem64 resource parsing for root bus Yinghai Lu
2015-04-03 20:46 ` Bjorn Helgaas
2015-04-01 2:57 ` [PATCH 3/3] PCI: Set pref for mem64 resource of pcie device Yinghai Lu
2015-04-06 22:06 ` Bjorn Helgaas
2015-04-06 22:35 ` Yinghai Lu
2015-04-06 22:49 ` Bjorn Helgaas
2015-04-07 1:13 ` Yinghai Lu
2015-04-07 3:43 ` Bjorn Helgaas
2015-04-07 5:23 ` Yinghai Lu
2015-04-07 12:18 ` Bjorn Helgaas
2015-04-07 0:35 ` David Miller
2015-04-07 16:48 ` Bjorn Helgaas
2015-04-08 15:47 ` Bjorn Helgaas
2015-04-08 16:08 ` David Miller
2015-04-08 21:12 ` Benjamin Herrenschmidt
2015-04-09 0:06 ` Yinghai Lu
2015-04-09 3:17 ` Benjamin Herrenschmidt
2015-04-09 4:11 ` Yinghai Lu
2015-04-09 8:56 ` Benjamin Herrenschmidt
2015-04-09 4:26 ` Bjorn Helgaas
2015-04-09 8:54 ` Benjamin Herrenschmidt
2015-04-09 18:31 ` Yinghai Lu
2015-04-09 23:31 ` Benjamin Herrenschmidt
2015-04-10 4:13 ` Yinghai Lu
2015-04-02 20:37 ` [PATCH 0/3] PCI/sparc: Fix booting with T5-8 David Miller
2015-04-02 22:07 ` Yinghai Lu
2015-04-02 22:13 ` Bjorn Helgaas
2015-04-03 0:42 ` David Miller
2015-05-16 15:25 ` Bjorn Helgaas [this message]
2015-05-16 15:28 ` Bjorn Helgaas
2015-05-27 23:27 ` Yinghai Lu
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