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coresight: etm3x: adding documentation for sysFS's cpu interface

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Supplementing ABI documentation with a description of the newly
added interface.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Mathieu Poirier 2015-10-09 08:18:20 -06:00 committed by Greg Kroah-Hartman
parent ad1bfe410e
commit d0eaa0c2fe
1 changed files with 6 additions and 0 deletions
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Documentation/ABI/testing/sysfs-bus-coresight-devices-etm3x
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@ -245,6 +245,12 @@ KernelVersion: 3.19
Contact: Mathieu Poirier <mathieu.poirier@linaro.org>
Description: (RW) Define the event that controls the trigger.
What: /sys/bus/coresight/devices/<memory_map>.[etm|ptm]/cpu
Date: October 2015
KernelVersion: 4.4
Contact: Mathieu Poirier <mathieu.poirier@linaro.org>
Description: (RO) Holds the cpu number this tracer is affined to.
What: /sys/bus/coresight/devices/<memory_map>.[etm|ptm]/mgmt/etmccr
Date: September 2015
KernelVersion: 4.4