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Subject[PATCH -next] perf: xgene: use devm_platform_ioremap_resource() to simplify code
Date
Use devm_platform_ioremap_resource() to simplify the code a bit.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
drivers/perf/xgene_pmu.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/drivers/perf/xgene_pmu.c b/drivers/perf/xgene_pmu.c
index 7e328d6..46ee680 100644
--- a/drivers/perf/xgene_pmu.c
+++ b/drivers/perf/xgene_pmu.c
@@ -1282,25 +1282,21 @@ static int acpi_pmu_probe_active_mcb_mcu_l3c(struct xgene_pmu *xgene_pmu,
struct platform_device *pdev)
{
void __iomem *csw_csr, *mcba_csr, *mcbb_csr;
- struct resource *res;
unsigned int reg;

- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- csw_csr = devm_ioremap_resource(&pdev->dev, res);
+ csw_csr = devm_platform_ioremap_resource(pdev, 1);
if (IS_ERR(csw_csr)) {
dev_err(&pdev->dev, "ioremap failed for CSW CSR resource\n");
return PTR_ERR(csw_csr);
}

- res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
- mcba_csr = devm_ioremap_resource(&pdev->dev, res);
+ mcba_csr = devm_platform_ioremap_resource(pdev, 2);
if (IS_ERR(mcba_csr)) {
dev_err(&pdev->dev, "ioremap failed for MCBA CSR resource\n");
return PTR_ERR(mcba_csr);
}

- res = platform_get_resource(pdev, IORESOURCE_MEM, 3);
- mcbb_csr = devm_ioremap_resource(&pdev->dev, res);
+ mcbb_csr = devm_platform_ioremap_resource(pdev, 3);
if (IS_ERR(mcbb_csr)) {
dev_err(&pdev->dev, "ioremap failed for MCBB CSR resource\n");
return PTR_ERR(mcbb_csr);
@@ -1332,13 +1328,11 @@ static int acpi_pmu_v3_probe_active_mcb_mcu_l3c(struct xgene_pmu *xgene_pmu,
struct platform_device *pdev)
{
void __iomem *csw_csr;
- struct resource *res;
unsigned int reg;
u32 mcb0routing;
u32 mcb1routing;

- res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- csw_csr = devm_ioremap_resource(&pdev->dev, res);
+ csw_csr = devm_platform_ioremap_resource(pdev, 1);
if (IS_ERR(csw_csr)) {
dev_err(&pdev->dev, "ioremap failed for CSW CSR resource\n");
return PTR_ERR(csw_csr);
--
2.7.4

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