linux-kernel - Re: [PATCH 05/12] usb: dwc3: Override end of dwc3 memory resource

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Message-ID: <013b76ea-82d1-4bb2-9842-b47cc4ccfc55@linaro.org>
Date:   Tue, 17 Oct 2023 18:14:05 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Bjorn Andersson <quic_bjorande@...cinc.com>,
        Bjorn Andersson <andersson@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Wesley Cheng <quic_wcheng@...cinc.com>,
        Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
        Felipe Balbi <balbi@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Johan Hovold <johan@...nel.org>,
        Krishna Kurapati PSSNV <quic_kriskura@...cinc.com>
Subject: Re: [PATCH 05/12] usb: dwc3: Override end of dwc3 memory resource



On 10/17/23 05:11, Bjorn Andersson wrote:
> In the case that the dwc3 core driver is instantiated from the same
> memory resource information as the glue driver, the dwc_res memory
> region will overlap with the memory region already mapped by the glue.
> 
> As the DWC3 core driver already does math on the passed memory region to
> exclude the XHCI region, also adjust the end address, to avoid having to
> pass an adjusted region from the glue explicitly.
> 
> Signed-off-by: Bjorn Andersson <quic_bjorande@...cinc.com>
> ---
Acked-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad