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cpufreq: qcom-hw: Make use of cpufreq driver_data for passing pdev

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Get rid of global_pdev pointer and make use of cpufreq driver_data for
passing the reference of pdev. This aligns with what other cpufreq drivers
are doing.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
This commit is contained in:
Manivannan Sadhasivam 2020-09-08 13:27:12 +05:30 committed by Viresh Kumar
parent c942d1542f
commit bd74e286b3
1 changed files with 6 additions and 5 deletions
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11
drivers/cpufreq/qcom-cpufreq-hw.c
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@ -30,7 +30,6 @@
#define REG_PERF_STATE 0x920
static unsigned long cpu_hw_rate, xo_rate;
static struct platform_device *global_pdev;
static bool icc_scaling_enabled;
static int qcom_cpufreq_set_bw(struct cpufreq_policy *policy,
@ -240,7 +239,8 @@ static void qcom_get_related_cpus(int index, struct cpumask *m)
static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
{
struct device *dev = &global_pdev->dev;
struct platform_device *pdev = cpufreq_get_driver_data();
struct device *dev = &pdev->dev;
struct of_phandle_args args;
struct device_node *cpu_np;
struct device *cpu_dev;
@ -267,7 +267,7 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
index = args.args[0];
res = platform_get_resource(global_pdev, IORESOURCE_MEM, index);
res = platform_get_resource(pdev, IORESOURCE_MEM, index);
if (!res)
return -ENODEV;
@ -316,11 +316,12 @@ static int qcom_cpufreq_hw_cpu_exit(struct cpufreq_policy *policy)
{
struct device *cpu_dev = get_cpu_device(policy->cpu);
void __iomem *base = policy->driver_data - REG_PERF_STATE;
struct platform_device *pdev = cpufreq_get_driver_data();
dev_pm_opp_remove_all_dynamic(cpu_dev);
dev_pm_opp_of_cpumask_remove_table(policy->related_cpus);
kfree(policy->freq_table);
devm_iounmap(&global_pdev->dev, base);
devm_iounmap(&pdev->dev, base);
return 0;
}
@ -365,7 +366,7 @@ static int qcom_cpufreq_hw_driver_probe(struct platform_device *pdev)
cpu_hw_rate = clk_get_rate(clk) / CLK_HW_DIV;
clk_put(clk);
global_pdev = pdev;
cpufreq_qcom_hw_driver.driver_data = pdev;
/* Check for optional interconnect paths on CPU0 */
cpu_dev = get_cpu_device(0);