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authorManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>2020-09-15 12:54:21 +0530
committerViresh Kumar <viresh.kumar@linaro.org>2020-09-16 14:12:18 +0530
commitf17b3e44320b4079e69135c63d1e416b0703a21e (patch)
tree4a875399a8fe25d014ac017c66519ee4b9d889f8 /drivers/cpufreq/qcom-cpufreq-hw.c
parent75319b4600e7b7adfec80ea0a3ccc07f22290c89 (diff)
downloadlinux-f17b3e44320b4079e69135c63d1e416b0703a21e.tar.gz
cpufreq: qcom-hw: Use devm_platform_ioremap_resource() to simplify code
devm_platform_ioremap_resource() is the combination of
platform_get_resource() and devm_ioremap_resource(). Hence, use it to
simplify the code a bit.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Amit Kucheria <amitk@kernel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'drivers/cpufreq/qcom-cpufreq-hw.c')
-rw-r--r--drivers/cpufreq/qcom-cpufreq-hw.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
index ccea34f61152..8a303783927f 100644
--- a/drivers/cpufreq/qcom-cpufreq-hw.c
+++ b/drivers/cpufreq/qcom-cpufreq-hw.c
@@ -244,7 +244,6 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
 	struct of_phandle_args args;
 	struct device_node *cpu_np;
 	struct device *cpu_dev;
-	struct resource *res;
 	void __iomem *base;
 	int ret, index;
 
@@ -267,13 +266,9 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
 
 	index = args.args[0];
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, index);
-	if (!res)
-		return -ENODEV;
-
-	base = devm_ioremap(dev, res->start, resource_size(res));
-	if (!base)
-		return -ENOMEM;
+	base = devm_platform_ioremap_resource(pdev, index);
+	if (IS_ERR(base))
+		return PTR_ERR(base);
 
 	/* HW should be in enabled state to proceed */
 	if (!(readl_relaxed(base + REG_ENABLE) & 0x1)) {