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path: root/drivers/hwtracing/coresight/coresight-etm3x.c
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Diffstat (limited to 'drivers/hwtracing/coresight/coresight-etm3x.c')
-rw-r--r--drivers/hwtracing/coresight/coresight-etm3x.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/hwtracing/coresight/coresight-etm3x.c b/drivers/hwtracing/coresight/coresight-etm3x.c
index a9b820ec16aa..77b37413803f 100644
--- a/drivers/hwtracing/coresight/coresight-etm3x.c
+++ b/drivers/hwtracing/coresight/coresight-etm3x.c
@@ -35,6 +35,7 @@
#include <asm/sections.h>
#include "coresight-etm.h"
+#include "coresight-etm-perf.h"
static int boot_enable;
module_param_named(boot_enable, boot_enable, int, S_IRUGO);
@@ -827,6 +828,12 @@ static int etm_probe(struct amba_device *adev, const struct amba_id *id)
goto err_arch_supported;
}
+ ret = etm_perf_symlink(drvdata->csdev, true);
+ if (ret) {
+ coresight_unregister(drvdata->csdev);
+ goto err_arch_supported;
+ }
+
pm_runtime_put(&adev->dev);
dev_info(dev, "%s initialized\n", (char *)id->data);