[PATCH 1/1] iommu/arm-smmu-v3: Use DEFINE_RES_MEM() to simplify code

From: Zhen Lei
Date: Fri Jan 22 2021 - 08:16:27 EST


No functional change.

Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
---
drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
index bca458c00e48a8b..f04c55a7503c790 100644
--- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
+++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
@@ -3479,11 +3479,7 @@ static int arm_smmu_set_bus_ops(struct iommu_ops *ops)
static void __iomem *arm_smmu_ioremap(struct device *dev, resource_size_t start,
resource_size_t size)
{
- struct resource res = {
- .flags = IORESOURCE_MEM,
- .start = start,
- .end = start + size - 1,
- };
+ struct resource res = DEFINE_RES_MEM(start, size);

return devm_ioremap_resource(dev, &res);
}
--
1.8.3