linux-kernel - Re: [PATCH v4 06/12] PCI: aardvark: Add FIXME comment for PCIE_CORE_CMD_STATUS

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Date:   Thu, 7 May 2020 16:20:56 -0500
From:   Rob Herring <robh@...nel.org>
To:     Pali Rohár <pali@...nel.org>
Cc:     Jason Cooper <jason@...edaemon.net>, Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Andrew Murray <amurray@...goodpenguin.co.uk>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Remi Pommarel <repk@...plefau.lt>,
        Marek Behún <marek.behun@....cz>,
        Tomasz Maciej Nowak <tmn505@...il.com>,
        Xogium <contact@...ium.me>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org
Subject: Re: [PATCH v4 06/12] PCI: aardvark: Add FIXME comment for
 PCIE_CORE_CMD_STATUS_REG access

On Thu, 30 Apr 2020 10:06:19 +0200, =?UTF-8?q?Pali=20Roh=C3=A1r?= wrote:
> This register is applicable only when the controller is configured for
> Endpoint mode, which is not the case for the current version of this
> driver.
> 
> Attempting to remove this code though caused some ath10k cards to stop
> working, so for some unknown reason it is needed here.
> 
> This should be investigated and a comment explaining this should be put
> before the code, so we add a FIXME comment for now.
> 
> Signed-off-by: Pali Rohár <pali@...nel.org>
> ---
>  drivers/pci/controller/pci-aardvark.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 

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