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

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Message-Id: <20180419140641.27926-38-wsa+renesas@sang-engineering.com>
Date:   Thu, 19 Apr 2018 16:06:07 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-kernel@...r.kernel.org
Cc:     linux-renesas-soc@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Will Deacon <will.deacon@....com>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 37/61] perf: simplify getting .drvdata

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@...g-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