From: thomas.petazzoni@free-electrons.com (Thomas Petazzoni)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/2] arm: plat-orion: Add coherency attribute when setup mbus target
Date: Wed, 24 Oct 2012 13:55:56 +0200 [thread overview]
Message-ID: <20121024135556.157d2e59@skate> (raw)
In-Reply-To: <1351065841-18654-2-git-send-email-gregory.clement@free-electrons.com>
On Wed, 24 Oct 2012 10:04:00 +0200, Gregory CLEMENT wrote:
> Recent SoC such as Armada 370/XP came with the possibility to deal
> with the I/O coherency by hardware. In this case the transaction
> attribute of the window must be flagged as "Shared transaction". Once
> this flag is set, then the transactions will be forced to be sent
> through the coherency block, in other case transaction is driven
> directly to DRAM.
>
> Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
> Reviewed-by: Yehuda Yitschak <yehuday@marvell.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
--
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
WARNING: multiple messages have this Message-ID (diff)
From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: Gregory CLEMENT <gregory.clement@free-electrons.com>
Cc: Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>,
linux-arm-kernel@lists.infradead.org,
Arnd Bergmann <arnd@arndb.de>, Olof Johansson <olof@lixom.net>,
Russell King <linux@arm.linux.org.uk>,
Rob Herring <rob.herring@calxeda.com>,
Ben Dooks <ben-linux@fluff.org>,
Ian Molton <ian.molton@codethink.co.uk>,
Nicolas Pitre <nico@fluxnic.net>,
Lior Amsalem <alior@marvell.com>,
Maen Suleiman <maen@marvell.com>,
Tawfik Bayouk <tawfik@marvell.com>,
Shadi Ammouri <shadi@marvell.com>,
Eran Ben-Avi <benavi@marvell.com>,
Yehuda Yitschak <yehuday@marvell.com>,
Nadav Haklai <nadavh@marvell.com>,
Ike Pan <ike.pan@canonical.com>,
Jani Monoses <jani.monoses@canonical.com>,
Chris Van Hoof <vanhoof@canonical.com>,
Dan Frazier <dann.frazier@canonical.com>,
Leif Lindholm <leif.lindholm@arm.com>,
Jon Masters <jcm@redhat.com>, David Marlin <dmarlin@redhat.com>,
Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] arm: plat-orion: Add coherency attribute when setup mbus target
Date: Wed, 24 Oct 2012 13:55:56 +0200 [thread overview]
Message-ID: <20121024135556.157d2e59@skate> (raw)
In-Reply-To: <1351065841-18654-2-git-send-email-gregory.clement@free-electrons.com>
On Wed, 24 Oct 2012 10:04:00 +0200, Gregory CLEMENT wrote:
> Recent SoC such as Armada 370/XP came with the possibility to deal
> with the I/O coherency by hardware. In this case the transaction
> attribute of the window must be flagged as "Shared transaction". Once
> this flag is set, then the transactions will be forced to be sent
> through the coherency block, in other case transaction is driven
> directly to DRAM.
>
> Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
> Reviewed-by: Yehuda Yitschak <yehuday@marvell.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
--
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
next prev parent reply other threads:[~2012-10-24 11:55 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-24 8:03 [PATCH 0/2] Add hardware I/O coherency support for Armada 370/XP Gregory CLEMENT
2012-10-24 8:03 ` Gregory CLEMENT
2012-10-24 8:04 ` [PATCH 1/2] arm: plat-orion: Add coherency attribute when setup mbus target Gregory CLEMENT
2012-10-24 8:04 ` Gregory CLEMENT
2012-10-24 11:55 ` Thomas Petazzoni [this message]
2012-10-24 11:55 ` Thomas Petazzoni
2012-10-24 8:04 ` [PATCH 2/2] arm: mvebu: Add hardware I/O Coherency support Gregory CLEMENT
2012-10-24 8:04 ` Gregory CLEMENT
2012-10-24 8:11 ` Yehuda Yitschak
2012-10-24 8:11 ` Yehuda Yitschak
2012-10-24 8:13 ` Gregory CLEMENT
2012-10-24 8:25 ` Andrew Lunn
2012-10-24 11:50 ` Gregory CLEMENT
2012-10-24 11:50 ` Gregory CLEMENT
2012-10-24 11:36 ` Arnd Bergmann
2012-10-24 11:36 ` Arnd Bergmann
2012-10-24 11:48 ` Gregory CLEMENT
2012-10-24 11:48 ` Gregory CLEMENT
2012-10-24 11:53 ` Gregory CLEMENT
2012-10-24 11:53 ` Gregory CLEMENT
2012-10-24 12:24 ` Arnd Bergmann
2012-10-24 12:24 ` Arnd Bergmann
2012-10-24 13:56 ` Gregory CLEMENT
2012-10-24 13:56 ` Gregory CLEMENT
2012-10-24 20:30 ` Arnd Bergmann
2012-10-24 20:30 ` Arnd Bergmann
2012-10-24 12:27 ` Thomas Petazzoni
2012-10-24 12:27 ` Thomas Petazzoni
2012-10-24 14:39 ` Gregory CLEMENT
2012-10-24 14:39 ` Gregory CLEMENT
2012-10-24 14:56 ` Thomas Petazzoni
2012-10-24 14:56 ` Thomas Petazzoni
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