arm64: perf: Hook up new events

mainline inclusion
from mainline-v4.21-rc1
commit 2ddd5e58
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I4A1XO
CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2ddd5e58252669a96018719adf60f7d078dc8a95



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There have been some additional events added to the PMU architecture
since Armv8.0, so expose them via our sysfs infrastructure.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Qi Liu <liuqi115@huawei.com>
Reviewed-by: Yang Jihong <yangjihong1@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>