From: Scott Wood <scottwood@freescale.com>
To: Kumar Gala <galak@kernel.crashing.org>
Cc: joerg.roedel@amd.com, linux-kernel@vger.kernel.org,
iommu@lists.linux-foundation.org,
"<b16395@freescale.com>" <b16395@freescale.com>,
Varun Sethi <Varun.Sethi@freescale.com>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [RFC][PATCH 0/3] iommu/fsl: Freescale PAMU driver and IOMMU API implementation.
Date: Wed, 19 Sep 2012 19:14:02 -0500 [thread overview]
Message-ID: <1348100042.22800.22@snotra> (raw)
In-Reply-To: <A6B66C5D-71EA-4E9F-8347-7413479BD3FC@kernel.crashing.org> (from galak@kernel.crashing.org on Wed Sep 19 08:49:14 2012)
On 09/19/2012 08:49:14 AM, Kumar Gala wrote:
>=20
> On Sep 19, 2012, at 8:17 AM, <b16395@freescale.com> =20
> <b16395@freescale.com> wrote:
>=20
> > From: Varun Sethi <Varun.Sethi@freescale.com>
> >
> > This patchset provides the Freescale PAMU (Peripheral Access =20
> Management Unit) driver
> > and the corresponding IOMMU API implementation. PAMU is the IOMMU =20
> present on Freescale
> > QorIQ platforms. PAMU can authorize memory access, remap the memory =20
> address, and remap
> > the I/O transaction type.
> >
> > This set consists of the following patches:
> > 1. Addition of new field in the device (powerpc) archdata structure =20
> for storing iommu domain information
> > pointer. This pointer is stored when the device is attached to a =20
> particular iommu domain.
> > 2. Addition of domain attributes required by the PAMU driver IOMMU =20
> API.
> > 3. PAMU driver and IOMMU API implementation.
> >
> > Varun Sethi (3):
> > Store iommu domain information pointer in archdata.
> > Add iommu domain attributes required by fsl PAMU driver.
> > FSL PAMU driver and IOMMU API implementation.
> >
> > arch/powerpc/include/asm/device.h | 4 +
> > drivers/iommu/Kconfig | 7 +
> > drivers/iommu/Makefile | 1 +
> > drivers/iommu/fsl_pamu.c | 1033 =20
> +++++++++++++++++++++++++++++++++++++
> > drivers/iommu/fsl_pamu.h | 377 ++++++++++++++
> > drivers/iommu/fsl_pamu_domain.c | 990 =20
> +++++++++++++++++++++++++++++++++++
> > drivers/iommu/fsl_pamu_domain.h | 94 ++++
> > drivers/iommu/fsl_pamu_proto.h | 49 ++
> > include/linux/iommu.h | 30 ++
> > 9 files changed, 2585 insertions(+), 0 deletions(-)
> > create mode 100644 drivers/iommu/fsl_pamu.c
> > create mode 100644 drivers/iommu/fsl_pamu.h
> > create mode 100644 drivers/iommu/fsl_pamu_domain.c
> > create mode 100644 drivers/iommu/fsl_pamu_domain.h
> > create mode 100644 drivers/iommu/fsl_pamu_proto.h
>=20
> I assume that another patch series will add device tree binding spec =20
> and update device trees for SoCs with PAMU?
The device trees already have PAMU in them. A binding would be nice, =20
though.
-Scott=
prev parent reply other threads:[~2012-09-20 0:14 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-19 13:17 [RFC][PATCH 0/3] iommu/fsl: Freescale PAMU driver and IOMMU API implementation b16395
2012-09-19 13:17 ` [RFC][PATCH 1/3] iommu/fsl: Store iommu domain information pointer in archdata b16395
2012-09-19 13:50 ` Kumar Gala
2012-10-04 16:30 ` Sethi Varun-B16395
2012-09-19 13:17 ` [RFC][PATCH 2/3] iommu/fsl: Add iommu domain attributes required by fsl PAMU driver b16395
2012-09-19 13:52 ` Kumar Gala
2012-09-20 0:12 ` Scott Wood
2012-09-20 9:46 ` Sethi Varun-B16395
2012-09-20 13:19 ` Kumar Gala
2012-09-19 13:17 ` [RFC][PATCH 3/3] iommu/fsl: Freescale PAMU driver and IOMMU API implementation b16395
2012-09-19 14:18 ` Kumar Gala
2012-09-19 13:49 ` [RFC][PATCH 0/3] " Kumar Gala
2012-09-20 0:14 ` Scott Wood [this message]
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