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    Subject[PATCH v4 12/16] iommu/renesas: Use accessor functions for iommu private data
    Date
    From: Joerg Roedel <jroedel@suse.de>

    Make use of dev_iommu_priv_set/get() functions.

    Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
    Signed-off-by: Joerg Roedel <jroedel@suse.de>
    ---
    drivers/iommu/ipmmu-vmsa.c | 7 ++-----
    1 file changed, 2 insertions(+), 5 deletions(-)

    diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
    index ecb3f9464dd5..310cf09feea3 100644
    --- a/drivers/iommu/ipmmu-vmsa.c
    +++ b/drivers/iommu/ipmmu-vmsa.c
    @@ -89,9 +89,7 @@ static struct ipmmu_vmsa_domain *to_vmsa_domain(struct iommu_domain *dom)

    static struct ipmmu_vmsa_device *to_ipmmu(struct device *dev)
    {
    - struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
    -
    - return fwspec ? fwspec->iommu_priv : NULL;
    + return dev_iommu_priv_get(dev);
    }

    #define TLB_LOOP_TIMEOUT 100 /* 100us */
    @@ -727,14 +725,13 @@ static phys_addr_t ipmmu_iova_to_phys(struct iommu_domain *io_domain,
    static int ipmmu_init_platform_device(struct device *dev,
    struct of_phandle_args *args)
    {
    - struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
    struct platform_device *ipmmu_pdev;

    ipmmu_pdev = of_find_device_by_node(args->np);
    if (!ipmmu_pdev)
    return -ENODEV;

    - fwspec->iommu_priv = platform_get_drvdata(ipmmu_pdev);
    + dev_iommu_priv_set(dev, platform_get_drvdata(ipmmu_pdev));

    return 0;
    }
    --
    2.17.1
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