2020-09-18 08:36:20

by Wangshaobo (bobo)

[permalink] [raw]
Subject: [PATCH -next] iommu/rockchip: Use devm_platform_ioremap_resource()

Make use of devm_platform_ioremap_resource() provided by driver
core platform instead of duplicated analogue.

Signed-off-by: Wang ShaoBo <[email protected]>
---
drivers/iommu/rockchip-iommu.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index e5d86b7177de..cc4b654be2cc 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -1126,7 +1126,6 @@ static int rk_iommu_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct rk_iommu *iommu;
- struct resource *res;
int num_res = pdev->num_resources;
int err, i;

@@ -1144,10 +1143,7 @@ static int rk_iommu_probe(struct platform_device *pdev)
return -ENOMEM;

for (i = 0; i < num_res; i++) {
- res = platform_get_resource(pdev, IORESOURCE_MEM, i);
- if (!res)
- continue;
- iommu->bases[i] = devm_ioremap_resource(&pdev->dev, res);
+ iommu->bases[i] = devm_platform_ioremap_resource(pdev, i);
if (IS_ERR(iommu->bases[i]))
continue;
iommu->num_mmu++;
--
2.17.1