linux-kernel - Re: [PATCH] fpga: of-fpga-region: Fail if any bridge is missing

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Message-ID: <aUVxw7+24cLfEbIB@yilunxu-OptiPlex-7050>
Date: Fri, 19 Dec 2025 23:39:47 +0800
From: Xu Yilun <yilun.xu@...ux.intel.com>
To: Romain Gantois <romain.gantois@...tlin.com>
Cc: Moritz Fischer <mdf@...nel.org>, Xu Yilun <yilun.xu@...el.com>,
	Tom Rix <trix@...hat.com>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	linux-fpga@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fpga: of-fpga-region: Fail if any bridge is missing

On Thu, Nov 27, 2025 at 04:58:48PM +0100, Romain Gantois wrote:
> When parsing the region bridge list from the "fpga-bridges" device tree
> property, the of-fpga-region driver will silently ignore bridges which fail
> to be obtained, for example due to a missing bridge driver or invalid
> phandle.
> 
> This can lead to hardware issues if a region bridge stays coupled when
> partial programming is performed.
> 
> Fail if any of the bridges specified in "fpga-bridges" cannot be obtained.
> 
> Signed-off-by: Romain Gantois <romain.gantois@...tlin.com>

Reviewed-by: Xu Yilun <yilun.xu@...el.com>

Applied to for-next, thanks.