coresight: add API to get sink from path

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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>

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Mathieu Poirier 2016-02-17 17:51:46 -07:00 • committed by Greg Kroah-Hartman

parent b3e9440594

commit b6404e21f0

2 changed files with 16 additions and 0 deletions

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1

drivers/hwtracing/coresight/coresight-priv.h

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15

drivers/hwtracing/coresight/coresight.c

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