linux-kernel - Re: [PATCH 2/3] phy: tegra: xusb: Set fwnode for xusb port devices

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Message-ID: <h7lfhtsb4qmrtmcgkeykfwdqzwmby6jfspd6hguxyx3huilu3o@sfl5dqcsc45d>
Date: Thu, 24 Oct 2024 19:27:22 +0200
From: Thierry Reding <thierry.reding@...il.com>
To: Saravana Kannan <saravanak@...gle.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	"Rafael J. Wysocki" <rafael@...nel.org>, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, JC Kuo <jckuo@...dia.com>, 
	Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>, 
	Jonathan Hunter <jonathanh@...dia.com>, Matthias Brugger <matthias.bgg@...il.com>, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
	Nícolas F. R. A. Prado <nfraprado@...labora.com>, kernel-team@...roid.com, linux-kernel@...r.kernel.org, 
	dri-devel@...ts.freedesktop.org, linux-phy@...ts.infradead.org, linux-tegra@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 2/3] phy: tegra: xusb: Set fwnode for xusb port devices

On Wed, Oct 23, 2024 at 11:13:43PM -0700, Saravana Kannan wrote:
> fwnode needs to be set for a device for fw_devlink to be able to
> track/enforce its dependencies correctly. Without this, you'll see error
> messages like this when the supplier has probed and tries to make sure
> all its fwnode consumers are linked to it using device links:
> 
> tegra-xusb-padctl 3520000.padctl: Failed to create device link (0x180) with 1-0008
> 
> Reported-by: Jon Hunter <jonathanh@...dia.com>
> Closes: https://lore.kernel.org/all/20240910130019.35081-1-jonathanh@nvidia.com/
> Tested-by: Jon Hunter <jonathanh@...dia.com>
> Suggested-by: "Nícolas F. R. A. Prado" <nfraprado@...labora.com>
> Signed-off-by: Saravana Kannan <saravanak@...gle.com>
> ---
>  drivers/phy/tegra/xusb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Acked-by: Thierry Reding <treding@...dia.com>

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