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| author |   Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-02-17 17:51:46 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-20 14:11:01 -0800 |
| commit | b6404e21f023e4aa208a0ba03d55a9c8a57cb940 (patch) | |
| tree | 6a752cea9d6393139da93e8b20b87a2e7d0e433f /drivers/hwtracing/coresight/coresight-priv.h | |
| parent | coresight: associating path with session rather than tracer (diff) | |
| download | linux-dev-b6404e21f023e4aa208a0ba03d55a9c8a57cb940.tar.xz linux-dev-b6404e21f023e4aa208a0ba03d55a9c8a57cb940.zip | |
coresight: add API to get sink from path
Add an API allowing external code to quickly get a handle on the
sink within a path. The sink is always last, but adding an API allows
to keep the path's node structure private and remove redundant checks.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-priv.h')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-priv.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h index 7b193a34d709..14f245a2018d 100644 --- a/drivers/hwtracing/coresight/coresight-priv.h +++ b/drivers/hwtracing/coresight/coresight-priv.h @@ -54,6 +54,7 @@ static inline void CS_UNLOCK(void __iomem *addr) void coresight_disable_path(struct list_head *path); int coresight_enable_path(struct list_head *path); +struct coresight_device *coresight_get_sink(struct list_head *path); struct list_head *coresight_build_path(struct coresight_device *csdev); void coresight_release_path(struct list_head *path); |