Merge branch 'v4.4/topic/coresight' into linux-linaro-lsk-v4.4

1 files changed, 10 insertions, 1 deletions

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index f9828a48f16a..ece8b9629a47 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -378,7 +378,7 @@ struct pmu {
 	/*
 	 * Set up pmu-private data structures for an AUX area
 	 */
-	void *(*setup_aux)		(int cpu, void **pages,
+	void *(*setup_aux)		(struct perf_event *event, void **pages,
 					 int nr_pages, bool overwrite);
 					/* optional */
 
@@ -391,6 +391,14 @@ struct pmu {
 	 * Filter events for PMU-specific reasons.
 	 */
 	int (*filter_match)		(struct perf_event *event); /* optional */
+
+	/*
+	 * Initial, PMU driver specific configuration.
+	 */
+	int (*get_drv_configs)		(struct perf_event *event,
+					 void __user *arg); /* optional */
+	void (*free_drv_configs)	(struct perf_event *event);
+					/* optional */
 };
 
 /**
@@ -558,6 +566,7 @@ struct perf_event {
 	struct irq_work			pending;
 
 	atomic_t			event_limit;
+	struct list_head		drv_configs;
 
 	void (*destroy)(struct perf_event *);
 	struct rcu_head			rcu_head;