linux-kernel - Re: [PATCH v2 2/5] remoteproc: imx_rproc: Add runtime ops copy to support dynamic behavior

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Message-ID: <CAEnQRZBJCZOO9yLr-T_DT_QYerKgRP9gdasmUK+WN+d8VJPV6w@mail.gmail.com>
Date: Fri, 7 Nov 2025 09:54:06 +0200
From: Daniel Baluta <daniel.baluta@...il.com>
To: Peng Fan <peng.fan@....com>
Cc: Bjorn Andersson <andersson@...nel.org>, Mathieu Poirier <mathieu.poirier@...aro.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
	Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.com>, 
	Daniel Baluta <daniel.baluta@....com>, Frank Li <frank.li@....com>, 
	linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org, 
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/5] remoteproc: imx_rproc: Add runtime ops copy to
 support dynamic behavior

On Fri, Oct 31, 2025 at 4:27 AM Peng Fan <peng.fan@....com> wrote:
>
> Structure imx_rproc_dcfg contains a const pointer to imx_rproc_plat_ops,
> which defines the start/stop/detect_mode operations for a remote processor.
> To preserve the const correctness of the static configuration while
> allowing runtime modification of ops behavior, introduce a new
> imx_rproc_plat_ops member in struct imx_rproc named `ops`.
>
> During initialization, dcfg->ops is assigned to priv->ops.
> Enable the driver to safely override ops at runtime without affecting the
> original const configuration.
>
> Improve flexibility for platforms that require dynamic operation switching
> (e.g. i.MX95 Logical Machine ops and CPU ops).
>
> Reviewed-by: Frank Li <Frank.Li@....com>
> Signed-off-by: Peng Fan <peng.fan@....com>


Reviewed-by: Daniel Baluta <daniel.baluta@....com>