arm64: perf: updates for arm cspmu driver
JIRA: https://issues.redhat.com/browse/RHEL-1851
JIRA: https://issues.redhat.com/browse/RHEL-2042
Update arm cspmu driver and have it built as a module.
Signed-off-by: Mark Salter msalter@redhat.com
JIRA: https://issues.redhat.com/browse/RHEL-1851
JIRA: https://issues.redhat.com/browse/RHEL-2042
Update arm cspmu driver and have it built as a module.
Signed-off-by: Mark Salter msalter@redhat.com