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From: Alexander Stein <alexander.stein@ew.tq-group.com>
To: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	Abel Vesa <abelvesa@kernel.org>, Peng Fan <peng.fan@nxp.com>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Ulf Hansson <ulf.hansson@linaro.org>,
	devicetree@vger.kernel.org, imx@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux@ew.tq-group.com,
	linux-clk@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH v3 3/6] pmdomain: imx93-blk-ctrl: Scan subnodes and bind drivers to them
Date: Wed, 05 Mar 2025 09:56:55 +0100	[thread overview]
Message-ID: <23858231.6Emhk5qWAg@steina-w> (raw)
In-Reply-To: <20250305-keen-shaggy-bullfinch-fc77fd@krzk-bin>

Hi Krzysztof,

Am Mittwoch, 5. März 2025, 08:17:23 CET schrieb Krzysztof Kozlowski:
> On Tue, Mar 04, 2025 at 04:49:22PM +0100, Alexander Stein wrote:
> > +#include <linux/of_platform.h>
> >  #include <linux/platform_device.h>
> >  #include <linux/pm_domain.h>
> >  #include <linux/pm_runtime.h>
> > @@ -297,8 +298,14 @@ static int imx93_blk_ctrl_probe(struct platform_device *pdev)
> >  
> >  	dev_set_drvdata(dev, bc);
> >  
> > +	ret = devm_of_platform_populate(dev);
> 
> This means in remove() you will depopulate in different order than error
> path (e.g. after genpd removal). This is rather unexpected - remove()
> should be cleaning up in exactly reversed order of probe. Not sure if it
> can lead to any issues, but usual recommendation is that you either use
> devm() or not.

Thanks for pointing out. I will add a devm_of_platform_depopulate() to
remove().

Best regards
Alexander
-- 
TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany
Amtsgericht München, HRB 105018
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  reply	other threads:[~2025-03-05  8:57 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-04 15:49 [PATCH v3 0/6] TQMa93xx on MBa93xxLA/CA LVDS support Alexander Stein
2025-03-04 15:49 ` [PATCH v3 1/6] clk: imx: clk-fracn-gppll: Add 477.4MHz config for video pll Alexander Stein
2025-03-04 15:49 ` [PATCH v3 2/6] dt-bindings: soc: imx93-media-blk-ctrl: Add LDB subnode into schema and example Alexander Stein
2025-03-04 16:06   ` Frank Li
2025-03-05  7:13   ` Krzysztof Kozlowski
2025-03-05  9:02     ` Alexander Stein
2025-03-05 11:35       ` Krzysztof Kozlowski
2025-03-04 15:49 ` [PATCH v3 3/6] pmdomain: imx93-blk-ctrl: Scan subnodes and bind drivers to them Alexander Stein
2025-03-04 16:07   ` Frank Li
2025-03-05  7:17   ` Krzysztof Kozlowski
2025-03-05  8:56     ` Alexander Stein [this message]
2025-03-04 15:49 ` [PATCH v3 4/6] arm64: dts: imx93: Add LCDIF & LDB nodes Alexander Stein
2025-03-04 16:10   ` Frank Li
2025-03-04 15:49 ` [PATCH v3 5/6] arm64: dts: tqma9352-mba93xxla: Add LVDS overlay Alexander Stein
2025-03-04 16:12   ` Frank Li
2025-03-04 15:49 ` [PATCH v3 6/6] arm64: dts: tqma9352-mba93xxca: " Alexander Stein
2025-03-04 16:13   ` Frank Li

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