linux-kernel - Re: [PATCH 3/3] remoteproc: Use of_reserved_mem_region

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Message-ID: <CAEnQRZA7jEA0V4T1JSam-vV-GcBAbynP0PCfQsyejScwdgd3pg@mail.gmail.com>
Date: Tue, 18 Mar 2025 10:57:11 +0200
From: Daniel Baluta <daniel.baluta@...il.com>
To: "Rob Herring (Arm)" <robh@...nel.org>
Cc: Saravana Kannan <saravanak@...gle.com>, Bjorn Andersson <andersson@...nel.org>, 
	Mathieu Poirier <mathieu.poirier@...aro.org>, Shawn Guo <shawnguo@...nel.org>, 
	Sascha Hauer <s.hauer@...gutronix.de>, Pengutronix Kernel Team <kernel@...gutronix.de>, 
	Fabio Estevam <festevam@...il.com>, Patrice Chotard <patrice.chotard@...s.st.com>, 
	Maxime Coquelin <mcoquelin.stm32@...il.com>, Alexandre Torgue <alexandre.torgue@...s.st.com>, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-remoteproc@...r.kernel.org, imx@...ts.linux.dev, 
	linux-arm-kernel@...ts.infradead.org, linux-arm-msm@...r.kernel.org, 
	linux-stm32@...md-mailman.stormreply.com
Subject: Re: [PATCH 3/3] remoteproc: Use of_reserved_mem_region_* functions
 for "memory-region"

On Tue, Mar 18, 2025 at 1:25 AM Rob Herring (Arm) <robh@...nel.org> wrote:
>
> Use the newly added of_reserved_mem_region_to_resource() and
> of_reserved_mem_region_count() functions to handle "memory-region"
> properties.
>
> The error handling is a bit different in some cases. Often
> "memory-region" is optional, so failed lookup is not an error. But then
> an error in of_reserved_mem_lookup() is treated as an error. However,
> that distinction is not really important. Either the region is available
> and usable or it is not. So now, it is just
> of_reserved_mem_region_to_resource() which is checked for an error.
>
> Signed-off-by: Rob Herring (Arm) <robh@...nel.org>

For IMX part:

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