[PATCH] coresight: core: Add sysfs node to reset all sources and sinks

Suzuki K Poulose suzuki.poulose at arm.com
Wed Feb 8 08:36:40 PST 2023


On 08/02/2023 16:20, Mike Leach wrote:
> Quick correction - you need to look for enable_source  / enable_sink
> files and disable those that are currently '1'
> 
> Mike
> 
> On Wed, 8 Feb 2023 at 16:16, Mike Leach <mike.leach at linaro.org> wrote:
>>
>> Hi
>>
>> As this is a sysfs only update - would it not be easier to simply use
>> a shell script to iterate through coresight/devices/ looking for
>> disable_source / disable_sink files and setting those accordingly?
>>
>> See tools/perf/tests/shell/test_arm_coresight.sh for an example of a
>> script that does similar iteration to test coresight in perf
>>

+1

Suzuki





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