Re: [PATCH 7/7] cpufreq: qcom-hw: Use devm_platform_ioremap_resource() to simplify code

[Viresh Kumar <viresh.kumar@linaro.org>]

On 08-09-20, 13:27, Manivannan Sadhasivam wrote:
> 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>
> ---
>  drivers/cpufreq/qcom-cpufreq-hw.c | 11 +++--------
>  1 file changed, 3 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
> index c3c397cc3dc6..6eeeb2bd4dfa 100644
> --- a/drivers/cpufreq/qcom-cpufreq-hw.c
> +++ b/drivers/cpufreq/qcom-cpufreq-hw.c
> @@ -307,7 +307,6 @@ 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;
>  	struct qcom_cpufreq_data *data;
>  	const struct of_device_id *match;
> @@ -333,13 +332,9 @@ 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);
>  
>  	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
>  	if (!data) {

Keep such patches at the top, so they could be independently applied.

-- 
viresh