linux-kernel - Re: [PATCH v6 5/9] phy: phy-can-transceiver: Propagate return value of gpiod_set_value

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Message-ID: <20250919-lovely-amethyst-bullmastiff-5cef8b-mkl@pengutronix.de>
Date: Fri, 19 Sep 2025 21:18:21 +0200
From: Marc Kleine-Budde <mkl@...gutronix.de>
To: Peng Fan <peng.fan@....com>
Cc: Vincent Mailhol <mailhol.vincent@...adoo.fr>, 
	Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>, 
	Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Conor Dooley <conor+dt@...nel.org>, Aswath Govindraju <a-govindraju@...com>, 
	Shawn Guo <shawnguo@...nel.org>, Sascha Hauer <s.hauer@...gutronix.de>, 
	Pengutronix Kernel Team <kernel@...gutronix.de>, Fabio Estevam <festevam@...il.com>, Frank Li <frank.li@....com>, 
	Haibo Chen <haibo.chen@....com>, linux-can@...r.kernel.org, linux-phy@...ts.infradead.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, imx@...ts.linux.dev, 
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v6 5/9] phy: phy-can-transceiver: Propagate return value
 of gpiod_set_value_cansleep

On 09.09.2025 13:40:15, Peng Fan wrote:
> gpiod_set_value_cansleep might return failure, propagate the return value
> of gpiod_set_value_cansleep to parent.

Are there any expectations of the phy framework from the driver if the
switch on or off fails? Do you have to roll back any changes in case of
an error?

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde          |
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