linux-kernel - Re: [PATCH v4 26/30] coresight: Use platform agnostic names

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Message-ID: <80e9fc21-cf1b-4118-52d5-7268f5470d1c@arm.com>
Date:   Mon, 3 Jun 2019 11:12:05 +0100
From:   Suzuki K Poulose <suzuki.poulose@....com>
To:     mike.leach@...aro.org
Cc:     linux-arm-kernel@...ts.infradead.org, coresight@...ts.linaro.org,
        linux-kernel@...r.kernel.org, mathieu.poirier@...aro.org
Subject: Re: [PATCH v4 26/30] coresight: Use platform agnostic names

Hi Mike,

On 29/05/2019 10:32, Mike Leach wrote:
> Hi,
> 
> Why am I not seeing references to coresight-cpu-debug in here? In
> other places in this patchset CPU debug has been changed, but there
> appears to be no platform agnostic name here, nor any ACPI type name
> either. Is cpu-debug remaining device tree only? Should CPU debug not
> be treated like ETM and get a cpu centric name?

Thats because they are not registered as coresight devices and thus do
not appear on the CoreSight bus under /sys/bus/coresight/. This set is
only tuning the "coresight" device names, linked to the real amba device.

Cheers
Suzuki