linux-kernel - Re: [PATCH v9 00/10] Add multiport support for DWC3 controllers

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Message-ID: <ZJr-EbunGzNopVj0@hovoldconsulting.com>
Date:   Tue, 27 Jun 2023 17:19:45 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Krishna Kurapati <quic_kriskura@...cinc.com>
Cc:     Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Felipe Balbi <balbi@...nel.org>,
        Wesley Cheng <quic_wcheng@...cinc.com>,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        quic_pkondeti@...cinc.com, quic_ppratap@...cinc.com,
        quic_jackp@...cinc.com, quic_harshq@...cinc.com,
        ahalaney@...hat.com, quic_shazhuss@...cinc.com
Subject: Re: [PATCH v9 00/10] Add multiport support for DWC3 controllers

On Wed, Jun 21, 2023 at 10:06:18AM +0530, Krishna Kurapati wrote:
> Currently the DWC3 driver supports only single port controller which
> requires at most two PHYs ie HS and SS PHYs. There are SoCs that has
> DWC3 controller with multiple ports that can operate in host mode.
> Some of the port supports both SS+HS and other port supports only HS
> mode.
> 
> This change primarily refactors the Phy logic in core driver to allow
> multiport support with Generic Phy's.
> 
> Chananges have been tested on  QCOM SoC SA8295P which has 4 ports (2
> are HS+SS capable and 2 are HS only capable).
> 
> Changes in v9:
> Added IRQ support for DP/DM/SS MP Irq's of SC8280
> Refactored code to read port count by accessing xhci registers
> 

You obviously did many more changes in v9. Please amend this list for v9
and be more specific when submitting v10.

Johan