arm64: perf: Use the builtin_platform_driver

Use the builtin_platform_driver() to simplify code.

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index 838ccf1..ea64f01 100644 (file)
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -1057,8 +1057,4 @@ static struct platform_driver armv8_pmu_driver = {
        .probe          = armv8_pmu_device_probe,
 };
 
-static int __init register_armv8_pmu_driver(void)
-{
-       return platform_driver_register(&armv8_pmu_driver);
-}
-device_initcall(register_armv8_pmu_driver);
+builtin_platform_driver(armv8_pmu_driver);