From: Arnd Bergmann <arnd@arndb.de>
To: Kyungmin Park <kmpark@infradead.org>
Cc: Tony Lindgren <tony@atomide.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Andrzej Pietrasiewicz <andrzej.p@samsung.com>,
Hari Kanigeri <h-kanigeri2@ti.com>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Fernando Guzman Lugo <fernando.lugo@ti.com>,
Hiroshi DOYU <Hiroshi.DOYU@nokia.com>,
linux-kernel@vger.kernel.org, Ramesh Gupta <grgupta@ti.com>,
linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] OMAP: iommu flush page table entries from L1 and L2 cache
Date: Mon, 18 Apr 2011 16:13:43 +0200 [thread overview]
Message-ID: <201104181613.43572.arnd@arndb.de> (raw)
In-Reply-To: <BANLkTimc20N0nh9O0FaSXizW+bYOMx9Ddw@mail.gmail.com>
On Monday 18 April 2011, Kyungmin Park wrote:
> On Mon, Apr 18, 2011 at 8:58 PM, Arnd Bergmann <arnd@arndb.de> wrote:
> >
> > One missing piece is still a way for a platform to provide both
> > the iommu and the dma-mapping API in a unified driver. Right now,
> > you have to export both interface for a generic solution.
>
> Actually MSM and we (Michal, Marek) tried to merge the generic IOMMU
> implementation into mm, but MM did't accept it.
I'm confused. What do you mean with MM?
> So now it's implemented at each SoCs. I think it's good chance to make
> a generic IOMMU feature for ARM consolidation.
>
> Before this idea, can you review our implementation at above URL?
I've commented on the main implementation for the IOMMU now.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] OMAP: iommu flush page table entries from L1 and L2 cache
Date: Mon, 18 Apr 2011 16:13:43 +0200 [thread overview]
Message-ID: <201104181613.43572.arnd@arndb.de> (raw)
In-Reply-To: <BANLkTimc20N0nh9O0FaSXizW+bYOMx9Ddw@mail.gmail.com>
On Monday 18 April 2011, Kyungmin Park wrote:
> On Mon, Apr 18, 2011 at 8:58 PM, Arnd Bergmann <arnd@arndb.de> wrote:
> >
> > One missing piece is still a way for a platform to provide both
> > the iommu and the dma-mapping API in a unified driver. Right now,
> > you have to export both interface for a generic solution.
>
> Actually MSM and we (Michal, Marek) tried to merge the generic IOMMU
> implementation into mm, but MM did't accept it.
I'm confused. What do you mean with MM?
> So now it's implemented at each SoCs. I think it's good chance to make
> a generic IOMMU feature for ARM consolidation.
>
> Before this idea, can you review our implementation at above URL?
I've commented on the main implementation for the IOMMU now.
Arnd
next prev parent reply other threads:[~2011-04-18 14:14 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-14 21:52 [PATCH] OMAP: iommu flush page table entries from L1 and L2 cache Fernando Guzman Lugo
2011-04-14 21:52 ` Fernando Guzman Lugo
2011-04-14 21:52 ` Fernando Guzman Lugo
2011-04-14 22:30 ` Russell King - ARM Linux
2011-04-14 22:30 ` Russell King - ARM Linux
2011-04-15 2:24 ` KyongHo Cho
2011-04-15 2:24 ` KyongHo Cho
2011-04-15 8:12 ` Russell King - ARM Linux
2011-04-15 8:12 ` Russell King - ARM Linux
2011-04-15 11:26 ` Gupta, Ramesh
2011-04-15 11:26 ` Gupta, Ramesh
2011-04-28 13:40 ` Russell King - ARM Linux
2011-04-28 13:40 ` Russell King - ARM Linux
2011-04-28 13:40 ` Russell King - ARM Linux
2011-04-28 16:48 ` Gupta, Ramesh
2011-04-28 16:48 ` Gupta, Ramesh
2011-08-11 19:28 ` Gupta, Ramesh
2011-08-11 19:28 ` Gupta, Ramesh
2011-08-11 22:29 ` Russell King - ARM Linux
2011-08-11 22:29 ` Russell King - ARM Linux
2011-08-11 22:29 ` Russell King - ARM Linux
2011-08-12 16:05 ` Gupta, Ramesh
2011-08-12 16:05 ` Gupta, Ramesh
2011-08-12 16:05 ` Gupta, Ramesh
2011-10-16 18:32 ` C.A, Subramaniam
2011-10-16 18:32 ` C.A, Subramaniam
2012-05-29 15:53 ` Gupta, Ramesh
2012-05-29 15:53 ` Gupta, Ramesh
2011-04-18 7:29 ` Arnd Bergmann
2011-04-18 7:29 ` Arnd Bergmann
2011-04-18 11:05 ` Tony Lindgren
2011-04-18 11:05 ` Tony Lindgren
2011-04-18 11:42 ` Hiroshi DOYU
2011-04-18 11:42 ` Hiroshi DOYU
2011-04-18 13:25 ` Arnd Bergmann
2011-04-18 13:25 ` Arnd Bergmann
2011-04-18 11:58 ` Arnd Bergmann
2011-04-18 11:58 ` Arnd Bergmann
2011-04-18 12:55 ` Kyungmin Park
2011-04-18 12:55 ` Kyungmin Park
2011-04-18 12:55 ` Kyungmin Park
2011-04-18 14:13 ` Arnd Bergmann [this message]
2011-04-18 14:13 ` Arnd Bergmann
2011-04-19 9:11 ` Kyungmin Park
2011-04-19 9:11 ` Kyungmin Park
2011-04-19 12:01 ` Arnd Bergmann
2011-04-19 12:01 ` Arnd Bergmann
2011-04-19 12:35 ` Kyungmin Park
2011-04-19 12:35 ` Kyungmin Park
2011-04-19 13:02 ` Russell King - ARM Linux
2011-04-19 13:02 ` Russell King - ARM Linux
2011-04-19 13:11 ` Arnd Bergmann
2011-04-19 13:11 ` Arnd Bergmann
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