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Commit d85bbb79 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
Browse files

Merge "coresight: Reset all activated sinks"

parents 26c53257 3ba16815

drivers/hwtracing/coresight/coresight.c

+20 −0
Original line number Diff line number Diff line
@@ -91,6 +91,23 @@ static int coresight_source_is_unique(struct coresight_device *csdev) 
				 csdev, coresight_id_match);

}



static int coresight_reset_sink(struct device *dev, void *data)

{

	struct coresight_device *csdev = to_coresight_device(dev);



	if ((csdev->type == CORESIGHT_DEV_TYPE_SINK ||

	     csdev->type == CORESIGHT_DEV_TYPE_LINKSINK) &&

	     csdev->activated)

		csdev->activated = false;



	return 0;

}



static void coresight_reset_all_sink(void)

{

	bus_for_each_dev(&coresight_bustype, NULL, NULL, coresight_reset_sink);

}



static int coresight_find_link_inport(struct coresight_device *csdev,

				      struct coresight_device *parent)

{
@@ -1017,6 +1034,9 @@ static ssize_t reset_source_sink_store(struct bus_type *bus, 
		__coresight_disable(csdev);

	}



	/* Reset all activated sinks */

	coresight_reset_all_sink();



	mutex_unlock(&coresight_mutex);

	return size;

}