linux-kernel - Re: [PATCH v1 1/2] dt-bindings: arm: qcom,coresight-tpdm: Rename qcom,dsb-element-size

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Date: Wed, 14 Feb 2024 15:56:05 +0000
From: Suzuki K Poulose <suzuki.poulose@....com>
To: Rob Herring <robh@...nel.org>, Mao Jinlong <quic_jinlmao@...cinc.com>
Cc: Mike Leach <mike.leach@...aro.org>, James Clark <james.clark@....com>,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Tao Zhang <quic_taozha@...cinc.com>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] dt-bindings: arm: qcom,coresight-tpdm: Rename
 qcom,dsb-element-size

On 13/02/2024 22:29, Rob Herring wrote:
> On Tue, Feb 13, 2024 at 08:05:17AM -0800, Mao Jinlong wrote:
>> Change qcom,dsb-element-size to qcom,dsb-element-bits as the unit is
>> bit.
> 
> That may be, but this is an ABI and you are stuck with it. Unless, you
> can justify why that doesn't matter. (IIRC, this is new, so maybe no
> users yet?)

This was added and support queued in v6.8. This change won't make it to 
v6.8 (given it has to go via two levels and is technically not a fix).

As James also pointed out, it doesn't matter what the name is (now that
it has been published).

Suzuki