linux-kernel - Re: [PATCH v21 0/9] Add multiport support for DWC3 controllers

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Message-ID: <ZiYUXCHGlUKSnXXM@hovoldconsulting.com>
Date: Mon, 22 Apr 2024 09:40:12 +0200
From: Johan Hovold <johan@...nel.org>
To: Krishna Kurapati <quic_kriskura@...cinc.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Wesley Cheng <quic_wcheng@...cinc.com>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
	Felipe Balbi <balbi@...nel.org>, devicetree@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, quic_ppratap@...cinc.com,
	quic_jackp@...cinc.com
Subject: Re: [PATCH v21 0/9] Add multiport support for DWC3 controllers

On Sat, Apr 20, 2024 at 10:18:52AM +0530, Krishna Kurapati wrote:

> Krishna Kurapati (9):
>   dt-bindings: usb: Add bindings for multiport properties on DWC3
>     controller
>   usb: dwc3: core: Access XHCI address space temporarily to read port
>     info
>   usb: dwc3: core: Skip setting event buffers for host only controllers
>   usb: dwc3: core: Refactor PHY logic to support Multiport Controller
>   dt-bindings: usb: qcom,dwc3: Add bindings for SC8280 Multiport
>   usb: dwc3: qcom: Add helper function to request wakeup interrupts
>   usb: dwc3: qcom: Refactor IRQ handling in glue driver
>   usb: dwc3: qcom: Enable wakeup for applicable ports of multiport
>   usb: dwc3: qcom: Add multiport suspend/resume support for wrapper

Verified that the finger print reader on the Lenovo ThinkPad X13s works
with this series (and not yet merged devicetree changes). 

Not sure when or why, but the error message I previously reported seeing
during suspend is now also gone:

	dwc3-qcom a4f8800.usb: HS-PHY2 not in L2

Tested-by: Johan Hovold <johan+linaro@...nel.org>

Thanks for sticking with it, Krishna.

Johan