[PATCH 37/61] perf: simplify getting .drvdata

Wolfram Sang
2018-04-19T14:16:15Z

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

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---

Build tested only. buildbot is happy. Please apply individually.

drivers/perf/arm_spe_pmu.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c
index 28bb642af18b..54ec278d2fc4 100644
--- a/drivers/perf/arm_spe_pmu.c
+++ b/drivers/perf/arm_spe_pmu.c
@@ -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);
}
--
2.11.0