Re: [PATCH v8 06/16] drivers: iommu: arm-smmu-v3: convert struct device of_node to fwnode usage

From: Will Deacon
Date: Fri Nov 18 2016 - 09:51:53 EST

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@xxxxxxx>
> Reviewed-by: Robin Murphy <robin.murphy@xxxxxxx>
> Reviewed-by: Tomasz Nowicki <tn@xxxxxxxxxxxx>
> Tested-by: Hanjun Guo <hanjun.guo@xxxxxxxxxx>
> Tested-by: Tomasz Nowicki <tn@xxxxxxxxxxxx>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Cc: Hanjun Guo <hanjun.guo@xxxxxxxxxx>
> Cc: Robin Murphy <robin.murphy@xxxxxxx>
> ---
> drivers/iommu/arm-smmu-v3.c | 12 +++++++-----
> 1 file changed, 7 insertions(+), 5 deletions(-)

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