Commit e5d207b2 authored Sep 21, 2023 by Anshuman Khandual Committed by Suzuki K Poulose Nov 16, 2023

Documentation: coresight: Add cc_threshold tunable



This updates config option to include 'cc_threshold' tunable value.

Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: James Clark <james.clark@arm.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-doc@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Reviewed by: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20230921033631.1298723-4-anshuman.khandual@arm.com

parent 94566c5b

Documentation/trace/coresight/coresight.rst

+4 −0

Original line number	Diff line number	Diff line
		@@ -624,6 +624,10 @@ They are also listed in the folder /sys/bus/event_source/devices/cs_etm/format/
		* - timestamp
		- Session local version of the system wide setting: :ref:`ETMv4_MODE_TIMESTAMP
		<coresight-timestamp>`
		* - cc_threshold
		- Cycle count threshold value. If nothing is provided here or the provided value is 0, then the
		default value i.e 0x100 will be used. If provided value is less than minimum cycles threshold
		value, as indicated via TRCIDR3.CCITMIN, then the minimum value will be used instead.

		How to use the STM module
		-------------------------