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Date: Fri, 18 Nov 2016 14:49:53 +0000
From: Will Deacon <will.deacon@arm.com>
To: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: iommu@lists.linux-foundation.org, Hanjun Guo <hanjun.guo@linaro.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Marc Zyngier <marc.zyngier@arm.com>, Joerg Roedel <joro@8bytes.org>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>,
        Tomasz Nowicki <tn@semihalf.com>, Jon Masters <jcm@redhat.com>,
        Eric Auger <eric.auger@redhat.com>, Sinan Kaya <okaya@codeaurora.org>,
        Nate Watterson <nwatters@codeaurora.org>,
        Prem Mallappa <prem.mallappa@broadcom.com>,
        Dennis Chen <dennis.chen@arm.com>, linux-acpi@vger.kernel.org,
        linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v8 05/16] drivers: iommu: arm-smmu: convert struct device
 of_node to fwnode usage
Message-ID: <20161118144953.GR13470@arm.com>
References: <20161116152936.22955-1-lorenzo.pieralisi@arm.com>
 <20161116152936.22955-6-lorenzo.pieralisi@arm.com>
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On Wed, Nov 16, 2016 at 03:29:25PM +0000, Lorenzo Pieralisi wrote:
> Current ARM SMMU 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@arm.com>
> Reviewed-by: Robin Murphy <robin.murphy@arm.com>
> Reviewed-by: Tomasz Nowicki <tn@semihalf.com>
> Tested-by: Hanjun Guo <hanjun.guo@linaro.org>
> Tested-by: Tomasz Nowicki <tn@semihalf.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: Hanjun Guo <hanjun.guo@linaro.org>
> Cc: Robin Murphy <robin.murphy@arm.com>
> ---
>  drivers/iommu/arm-smmu.c | 11 ++++++-----
>  1 file changed, 6 insertions(+), 5 deletions(-)

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

Will