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Date:   Thu, 19 Jan 2023 14:10:00 +0100
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Biju Das <biju.das.jz@bp.renesas.com>
Cc:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Mathias Nyman <mathias.nyman@intel.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
        Felipe Balbi <felipe.balbi@linux.intel.com>,
        linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
        Geert Uytterhoeven <geert+renesas@glider.be>,
        Fabrizio Castro <fabrizio.castro.jz@renesas.com>,
        linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH v2 00/12] ADD USB3.1 HOST, Peri and DRD support
Message-ID: <Y8lBKKPjci7+goiV@kroah.com>
References: <20230112215906.494394-1-biju.das.jz@bp.renesas.com>
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On Thu, Jan 12, 2023 at 09:58:54PM +0000, Biju Das wrote:
> This patch series aims to add USB3.1 HOST, Peri and DRD support
> on RZ/V2M EVK platform.
> 
> The reset for both host and peri are located in USB3DRD block. The
> USB3DRD registers are mapped in the AXI address space of the Peripheral
> module.
> 
> RZ/V2M XHCI is similar to R-Car XHCI but it doesn't require any
> firmware.
> 
> Host/device needs to do reset release and set the host/device function
> on DRD module, before accessing any registers.

After applying this series and building it on x86_64 I get the following
build errors:

ERROR: modpost: "rzv2m_usb3drd_reset" [drivers/usb/host/xhci-plat-hcd.ko] undefined!
ERROR: modpost: "rzv2m_usb3drd_reset" [drivers/usb/gadget/udc/renesas_usb3.ko] undefined!

:(