From: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
To: Thomas Petazzoni
<thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Cc: Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
Will Deacon <Will.Deacon-5wv7dgnIgG8@public.gmane.org>,
"devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Grant Likely
<grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>,
Albin Tonnerre <Albin.Tonnerre-5wv7dgnIgG8@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
Jason Cooper <jason-NLaQJdtUoK4Be96aLqz0jA@public.gmane.org>,
Andrew Lunn <andrew-g2DYL2Zd6BY@public.gmane.org>,
Sebastian Hesselbarth
<sebastian.hesselbarth-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Gregory Clement
<gregory.clement-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>,
Tawfik Bayouk <tawfik-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
Nadav Haklai <nadavh-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
Lior Amsalem <alior-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
Ezequiel Garcia
<ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Subject: Re: [PATCHv5 4/4] ARM: mvebu: use pci_ioremap_set_mem_type() to map PCI I/O as strongly ordered
Date: Mon, 19 May 2014 11:09:11 +0100 [thread overview]
Message-ID: <20140519100911.GF5113@arm.com> (raw)
In-Reply-To: <1400487234-4501-5-git-send-email-thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
On Mon, May 19, 2014 at 09:13:54AM +0100, Thomas Petazzoni wrote:
> Part of the workaround for the PCIe/SMP/PL310 deadlock on Armada
> 375/38x is to map PCI mappings strongly ordered. Mapping PCI memory
> regions as strongly ordered was already done thanks to the
> arch_ioremap_caller mechanism. This patch does the same for the PCI
> I/O regions by using the new pci_ioremap_set_mem_type() function.
>
> Signed-off-by: Thomas Petazzoni <thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Acked-by: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
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prev parent reply other threads:[~2014-05-19 10:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-19 8:13 [PATCHv5 0/4] ARM: implement workaround for Cortex-A9/PL310/PCIe deadlock Thomas Petazzoni
[not found] ` <1400487234-4501-1-git-send-email-thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-05-19 8:13 ` [PATCHv5 1/4] ARM: mm: allow sub-architectures to override PCI I/O memory type Thomas Petazzoni
2014-05-19 8:13 ` [PATCHv5 2/4] ARM: mm: add support for HW coherent systems in PL310 Thomas Petazzoni
[not found] ` <1400487234-4501-3-git-send-email-thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-05-19 9:37 ` Catalin Marinas
2014-05-19 8:13 ` [PATCHv5 3/4] ARM: mvebu: implement L2/PCIe deadlock workaround Thomas Petazzoni
[not found] ` <1400487234-4501-4-git-send-email-thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-05-19 10:08 ` Catalin Marinas
2014-05-19 8:13 ` [PATCHv5 4/4] ARM: mvebu: use pci_ioremap_set_mem_type() to map PCI I/O as strongly ordered Thomas Petazzoni
[not found] ` <1400487234-4501-5-git-send-email-thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-05-19 9:59 ` Catalin Marinas
[not found] ` <20140519095949.GD5113-5wv7dgnIgG8@public.gmane.org>
2014-05-19 11:41 ` Thomas Petazzoni
2014-05-19 10:09 ` Catalin Marinas [this message]
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