[PATCH 11/15] iommu/renesas: Use accessor functions for iommu private data

Joerg Roedel
2020-03-10T09:12:25Z

From: Joerg Roedel <jroedel-l3A5Bk7waGM@public.gmane.org>

Make use of dev_iommu_priv_set/get() functions.

Signed-off-by: Joerg Roedel <jroedel-l3A5Bk7waGM@public.gmane.org>
---
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