linux-kernel - Re: [PATCH] dt-bindings: Fix array property constraints

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Message-ID: <fd29fd5e-ad24-49a5-ab5a-549b455489f5@kernel.org>
Date: Thu, 26 Sep 2024 08:16:19 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: "Rob Herring (Arm)" <robh@...nel.org>, Conor Dooley <conor@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Vinod Koul <vkoul@...nel.org>,
 Marc Zyngier <maz@...nel.org>, Thomas Gleixner <tglx@...utronix.de>,
 Laurent Pinchart <laurent.pinchart@...asonboard.com>,
 Paul Elder <paul.elder@...asonboard.com>,
 Mauro Carvalho Chehab <mchehab@...nel.org>,
 Alim Akhtar <alim.akhtar@...sung.com>, Jim Quinlan <jim2101024@...il.com>,
 Nicolas Saenz Julienne <nsaenz@...nel.org>,
 Florian Fainelli <florian.fainelli@...adcom.com>,
 Broadcom internal kernel review list
 <bcm-kernel-feedback-list@...adcom.com>, Bjorn Helgaas
 <bhelgaas@...gle.com>, Lorenzo Pieralisi <lpieralisi@...nel.org>,
 Krzysztof Wilczyński <kw@...ux.com>,
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>, Andy Gross <agross@...nel.org>
Cc: Jim Quinlan <james.quinlan@...adcom.com>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, dmaengine@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-media@...r.kernel.org,
 linux-samsung-soc@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org,
 linux-pci@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: Fix array property constraints

On 26/09/2024 01:24, Rob Herring (Arm) wrote:
> Schemas for array properties should only have 1 level of array
> constraints (e.g. items, maxItems, minItems). Sometimes the old
> encoding of all properties into a matrix leaked into the schema, and
> didn't matter for validation. Now the inner constraints are just
> silently ignored as json-schema array keywords are ignored on scalar
> values.
> 
> Generally, keep the inner constraints and drop the outer "items". With
> gicv3 "mbi-alias" property, it is more appropriately a uint32 or uint64
> as it is an address and size depends on "#address-cells".
> 
> Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
> ---

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof