linux-kernel - Re: [PATCH 1/3] PCI: of: Warn if non-prefetchable memory aperture size is

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Date:   Mon, 26 Oct 2020 12:51:48 -0500
From:   Rob Herring <robh@...nel.org>
To:     Vidya Sagar <vidyas@...dia.com>
Cc:     Jingoo Han <jingoohan1@...il.com>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Andrew Murray <amurray@...goodpenguin.co.uk>,
        Thierry Reding <treding@...dia.com>,
        Jon Hunter <jonathanh@...dia.com>,
        PCI <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        kthota@...dia.com, Manikanta Maddireddy <mmaddireddy@...dia.com>,
        sagar.tv@...il.com
Subject: Re: [PATCH 1/3] PCI: of: Warn if non-prefetchable memory aperture
 size is > 32-bit

On Fri, Oct 23, 2020 at 2:57 PM Vidya Sagar <vidyas@...dia.com> wrote:
>
> As per PCIe spec r5.0, sec 7.5.1.3.8 only 32-bit BAR registers are defined
> for non-prefetchable memory and hence a warning should be reported when
> the size of them go beyond 32-bits.
>
> Signed-off-by: Vidya Sagar <vidyas@...dia.com>
> ---
>  drivers/pci/of.c | 5 +++++
>  1 file changed, 5 insertions(+)

Reviewed-by: Rob Herring <robh@...nel.org>