linux-kernel - Re: [PATCH v8 06/16] drivers: iommu: arm-smmu-v3: convert struct device of

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20161118145040.GS13470@arm.com>
Date:   Fri, 18 Nov 2016 14:50:41 +0000
From:   Will Deacon <will.deacon@....com>
To:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Cc:     iommu@...ts.linux-foundation.org,
        Hanjun Guo <hanjun.guo@...aro.org>,
        Robin Murphy <robin.murphy@....com>,
        Marc Zyngier <marc.zyngier@....com>,
        Joerg Roedel <joro@...tes.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Tomasz Nowicki <tn@...ihalf.com>, Jon Masters <jcm@...hat.com>,
        Eric Auger <eric.auger@...hat.com>,
        Sinan Kaya <okaya@...eaurora.org>,
        Nate Watterson <nwatters@...eaurora.org>,
        Prem Mallappa <prem.mallappa@...adcom.com>,
        Dennis Chen <dennis.chen@....com>, linux-acpi@...r.kernel.org,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v8 06/16] drivers: iommu: arm-smmu-v3: convert struct
 device of_node to fwnode usage

On Wed, Nov 16, 2016 at 03:29:26PM +0000, Lorenzo Pieralisi wrote:
> Current ARM SMMU v3 driver rely on the struct device.of_node pointer for
> device look-up and iommu_ops retrieval.
> 
> In preparation for ACPI probing enablement, convert the driver to use
> the struct device.fwnode member for device and iommu_ops look-up so that
> the driver infrastructure can be used also on systems that do not
> associate an of_node pointer to a struct device (eg ACPI), making the
> device look-up and iommu_ops retrieval firmware agnostic.
> 
> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
> Reviewed-by: Robin Murphy <robin.murphy@....com>
> Reviewed-by: Tomasz Nowicki <tn@...ihalf.com>
> Tested-by: Hanjun Guo <hanjun.guo@...aro.org>
> Tested-by: Tomasz Nowicki <tn@...ihalf.com>
> Cc: Will Deacon <will.deacon@....com>
> Cc: Hanjun Guo <hanjun.guo@...aro.org>
> Cc: Robin Murphy <robin.murphy@....com>
> ---
>  drivers/iommu/arm-smmu-v3.c | 12 +++++++-----
>  1 file changed, 7 insertions(+), 5 deletions(-)

Acked-by: Will Deacon <will.deacon@....com>

Will