linux-kernel - Re: [PATCH V1] arm64: tegra: Fix Prefetchable aperture ranges of Tegra234 PCIe controllers

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Message-ID: <Y1aQJvrpfpueeeLa@orome>
Date:   Mon, 24 Oct 2022 15:16:22 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Vidya Sagar <vidyas@...dia.com>
Cc:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        jonathanh@...dia.com, mperttunen@...dia.com,
        devicetree@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, kthota@...dia.com,
        mmaddireddy@...dia.com, sagar.tv@...il.com
Subject: Re: [PATCH V1] arm64: tegra: Fix Prefetchable aperture ranges of
 Tegra234 PCIe controllers

On Wed, Sep 28, 2022 at 11:57:31AM +0530, Vidya Sagar wrote:
> commit edf408b946d3 ("PCI: dwc: Validate iATU outbound mappings against
> hardware constraints") exposes an issue with the existing partitioning of
> the aperture space where the Prefetchable apertures of controllers
> C5, C7 and C9 in Tegra234 cross the 32GB boundary hardware constraint.
> This patch makes sure that the Prefetchable region doesn't spill over
> the 32GB boundary.
> 
> Fixes: ec142c44b026 ("arm64: tegra: Add P2U and PCIe controller nodes to Tegra234 DT")
> Signed-off-by: Vidya Sagar <vidyas@...dia.com>
> ---
>  arch/arm64/boot/dts/nvidia/tegra234.dtsi | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

Applied, thanks.

Thierry

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