linux-kernel - Re: [PATCH] clk: constify the of_phandle_args argument of of_clk

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Date: Mon, 19 Feb 2024 08:25:08 +0200
From: claudiu beznea <claudiu.beznea@...on.dev>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 Michael Turquette <mturquette@...libre.com>, Stephen Boyd
 <sboyd@...nel.org>, Sudeep Holla <sudeep.holla@....com>,
 Peng Fan <peng.fan@....com>, Shawn Guo <shawnguo@...nel.org>,
 Nishanth Menon <nm@...com>, Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>,
 Geert Uytterhoeven <geert+renesas@...der.be>,
 Thierry Reding <thierry.reding@...il.com>,
 Jonathan Hunter <jonathanh@...dia.com>,
 Linus Walleij <linus.walleij@...aro.org>,
 Laurent Pinchart <laurent.pinchart@...asonboard.com>,
 Mauro Carvalho Chehab <mchehab@...nel.org>, Vinod Koul <vkoul@...nel.org>,
 Russell King <linux@...linux.org.uk>,
 Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
 Mark Brown <broonie@...nel.org>, Jaroslav Kysela <perex@...ex.cz>,
 Takashi Iwai <tiwai@...e.com>, linux-clk@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 patches@...nsource.cirrus.com, linux-stm32@...md-mailman.stormreply.com,
 NXP Linux Team <linux-imx@....com>, linux-amlogic@...ts.infradead.org,
 linux-arm-msm@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
 linux-tegra@...r.kernel.org, linux-omap@...r.kernel.org,
 linux-media@...r.kernel.org, linux-phy@...ts.infradead.org,
 alsa-devel@...a-project.org, linux-sound@...r.kernel.org
Subject: Re: [PATCH] clk: constify the of_phandle_args argument of
 of_clk_provider



On 08.02.2024 18:37, Krzysztof Kozlowski wrote:
> None of the implementations of the get() and get_hw() callbacks of
> "struct of_clk_provider" modify the contents of received of_phandle_args
> pointer.  They treat it as read-only variable used to find the clock to
> return.  Make obvious that implementations are not supposed to modify
> the of_phandle_args, by making it a pointer to const.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
>  drivers/clk/at91/pmc.c                        |  3 +-
>  drivers/clk/at91/pmc.h                        |  3 +-

Reviewed-by: Claudiu Beznea <claudiu.beznea@...on.dev>