linux-kernel - Re: [PATCH 09/12] pcie: qcom: Programming the PCIE iATU for IPQ806x

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Message-ID: <3890fd67-53a3-aa73-af52-4b79c5881dca@mm-sol.com>
Date:   Wed, 1 Apr 2020 16:21:21 +0300
From:   Stanimir Varbanov <svarbanov@...sol.com>
To:     Ansuel Smith <ansuelsmth@...il.com>
Cc:     Sham Muthayyan <smuthayy@...eaurora.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Andrew Murray <amurray@...goodpenguin.co.uk>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 09/12] pcie: qcom: Programming the PCIE iATU for IPQ806x

Hi Ansuel,

On 3/20/20 8:34 PM, Ansuel Smith wrote:
> From: Sham Muthayyan <smuthayy@...eaurora.org>
> 
> Resolved PCIE EP detection errors caused due to missing iATU programming.

NACK, the iATU programing is not belonging here. Did you check what
pcie-designware-*.c is doing with iATU?

If you want to support endpoint mode in pcie-qcom driver you have to see
how the other drivers is doing that.

> 
> Signed-off-by: Sham Muthayyan <smuthayy@...eaurora.org>
> Signed-off-by: Ansuel Smith <ansuelsmth@...il.com>
> ---
>  drivers/pci/controller/dwc/pcie-qcom.c | 78 ++++++++++++++++++++++++++
>  1 file changed, 78 insertions(+)
> 


-- 
regards,
Stan