linux-kernel - Re: [PATCH 2/5] dt-bindings: mailbox: qcom-ipcc: Document Glymur physical client IDs

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Message-ID: <20251002003705.GA2672888-robh@kernel.org>
Date: Wed, 1 Oct 2025 19:37:05 -0500
From: Rob Herring <robh@...nel.org>
To: Sibi Sankar <sibi.sankar@....qualcomm.com>
Cc: jassisinghbrar@...il.com, krzk+dt@...nel.org, conor+dt@...nel.org,
	mani@...nel.org, andersson@...nel.org, mathieu.poirier@...aro.org,
	konradybcio@...nel.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
	linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH 2/5] dt-bindings: mailbox: qcom-ipcc: Document Glymur
 physical client IDs

On Thu, Sep 25, 2025 at 12:07:23AM +0530, Sibi Sankar wrote:
> Document the physical client IDs specific to Glymur SoCs. Physical client
> IDs are used on newer Qualcomm platforms including Glymur, since the Inter
> Process Communication Controller (IPCC) HW block no longer has the virtual
> to physical mapping in place.
> 
> Signed-off-by: Sibi Sankar <sibi.sankar@....qualcomm.com>
> ---
> 
> https://patchwork.kernel.org/project/linux-arm-msm/patch/20250922-ipcc-header-v1-1-f0b12715e118@oss.qualcomm.com/
> ^^ patch seems to assume physical IDs are common across SoCs but it doesn't
> seem to hold true on Glymur.

Maybe QCom should sort that out before sending us stuff...

> 
>  include/dt-bindings/mailbox/qcom-ipcc.h | 61 +++++++++++++++++++++++++
>  1 file changed, 61 insertions(+)

This belongs with patch 1 as it is part of the binding/ABI.

Rob