linux-kernel - Re: [PATCH v3 00/12] of/treewide: Simplify with for_each_compatible_node

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Message-ID: <20260129171400.GA1287342-robh@kernel.org>
Date: Thu, 29 Jan 2026 11:14:00 -0600
From: Rob Herring <robh@...nel.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@....qualcomm.com>
Cc: Miguel Ojeda <ojeda@...nel.org>, Saravana Kannan <saravanak@...gle.com>,
	Nathan Chancellor <nathan@...nel.org>,
	Nick Desaulniers <nick.desaulniers+lkml@...il.com>,
	Bill Wendling <morbo@...gle.com>,
	Justin Stitt <justinstitt@...gle.com>,
	Russell King <linux@...linux.org.uk>,
	Nicolas Ferre <nicolas.ferre@...rochip.com>,
	Alexandre Belloni <alexandre.belloni@...tlin.com>,
	Claudiu Beznea <claudiu.beznea@...on.dev>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Alim Akhtar <alim.akhtar@...sung.com>,
	Madhavan Srinivasan <maddy@...ux.ibm.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>,
	"Christophe Leroy (CS GROUP)" <chleroy@...nel.org>,
	Nipun Gupta <nipun.gupta@....com>,
	Nikhil Agarwal <nikhil.agarwal@....com>,
	Abel Vesa <abelvesa@...nel.org>, Peng Fan <peng.fan@....com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, Vinod Koul <vkoul@...nel.org>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	llvm@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	linux-clk@...r.kernel.org, imx@...ts.linux.dev,
	dmaengine@...r.kernel.org, linux-media@...r.kernel.org,
	linux-pm@...r.kernel.org,
	Jonathan Cameron <jonathan.cameron@...wei.com>,
	Frank Li <Frank.Li@....com>
Subject: Re: [PATCH v3 00/12] of/treewide: Simplify with
 for_each_compatible_node_scoped()

On Fri, Jan 09, 2026 at 05:57:44PM +0100, Krzysztof Kozlowski wrote:
> Dependencies/merging
> ====================
> 1. First patch is a prerequisite for entire set, so either everything
>    goes via same tree, the further patches wait a cycle or stable tag is
>    shared from DT tree.
> 
> 2. The last media patch depends on my earlier cleanup.
> 
> Changes in v3:
> - New patch: cdx: Use mutex guard to simplify error handling
> - Collect tags
> - Link to v2: https://patch.msgid.link/20260106-of-for-each-compatible-scoped-v2-0-05eb948d91f2@oss.qualcomm.com
> 
> Changes in v2:
> - Update also scripts/dtc/dt-extract-compatibles (Rob)
> - Collect tags
> - Link to v1: https://patch.msgid.link/20260105-of-for-each-compatible-scoped-v1-0-24e99c177164@oss.qualcomm.com
> 
> Description
> ===========
> Simplify for_each_compatible_node() users with a new helper -
> for_each_compatible_node_scoped().
> 
> Best regards,
> Krzysztof
> 
> ---
> Krzysztof Kozlowski (12):
>       of: Add for_each_compatible_node_scoped() helper
>       ARM: at91: Simplify with scoped for each OF child loop
>       ARM: exynos: Simplify with scoped for each OF child loop
>       powerpc/fsp2: Simplify with scoped for each OF child loop
>       powerpc/wii: Simplify with scoped for each OF child loop
>       cdx: Simplify with scoped for each OF child loop
>       cdx: Use mutex guard to simplify error handling
>       clk: imx: imx27: Simplify with scoped for each OF child loop
>       clk: imx: imx31: Simplify with scoped for each OF child loop
>       dmaengine: fsl_raid: Simplify with scoped for each OF child loop
>       cpufreq: s5pv210: Simplify with scoped for each OF child loop
>       media: samsung: exynos4-is: Simplify with scoped for each OF child loop

I applied all but the last patch which did not apply for me. Send it 
next cycle.

Rob