From: Anshuman Khandual anshuman.khandual@arm.com
Add sysfs ABI documentation for the TRBE devices.
Cc: Mathieu Poirier mathieu.poirier@linaro.org Cc: Mike Leach mike.leach@linaro.org Cc: Jonathan Corbet corbet@lwn.net Cc: linux-doc@vger.kernel.org Reviewed-by: Mathieu Poirier mathieu.poirier@linaro.org Signed-off-by: Anshuman Khandual anshuman.khandual@arm.com [ Split from the TRBE driver patch ] Signed-off-by: Suzuki K Poulose suzuki.poulose@arm.com --- .../ABI/testing/sysfs-bus-coresight-devices-trbe | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-coresight-devices-trbe
diff --git a/Documentation/ABI/testing/sysfs-bus-coresight-devices-trbe b/Documentation/ABI/testing/sysfs-bus-coresight-devices-trbe new file mode 100644 index 000000000000..ad3bbc6fa751 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-coresight-devices-trbe @@ -0,0 +1,14 @@ +What: /sys/bus/coresight/devices/trbe<cpu>/align +Date: March 2021 +KernelVersion: 5.13 +Contact: Anshuman Khandual anshuman.khandual@arm.com +Description: (Read) Shows the TRBE write pointer alignment. This value + is fetched from the TRBIDR register. + +What: /sys/bus/coresight/devices/trbe<cpu>/flag +Date: March 2021 +KernelVersion: 5.13 +Contact: Anshuman Khandual anshuman.khandual@arm.com +Description: (Read) Shows if TRBE updates in the memory are with access + and dirty flag updates as well. This value is fetched from + the TRBIDR register.