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perf: simplify getting .drvdata

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We should get drvdata from struct device directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <[email protected]>
Signed-off-by: Will Deacon <[email protected]>
This commit is contained in:
Wolfram Sang 2018-04-19 16:06:07 +02:00 • committed by Will Deacon
commit d0f2e42329
1 changed files with 2 additions and 4 deletions
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6
drivers/perf/arm_spe_pmu.c
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@ -131,8 +131,7 @@ static ssize_t arm_spe_pmu_cap_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct platform_device *pdev = to_platform_device(dev);
struct arm_spe_pmu *spe_pmu = platform_get_drvdata(pdev);
struct arm_spe_pmu *spe_pmu = dev_get_drvdata(dev);
struct dev_ext_attribute *ea =
container_of(attr, struct dev_ext_attribute, attr);
int cap = (long)ea->var;
@ -247,8 +246,7 @@ static ssize_t arm_spe_pmu_get_attr_cpumask(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct platform_device *pdev = to_platform_device(dev);
struct arm_spe_pmu *spe_pmu = platform_get_drvdata(pdev);
struct arm_spe_pmu *spe_pmu = dev_get_drvdata(dev);
return cpumap_print_to_pagebuf(true, buf, &spe_pmu->supported_cpus);
}