From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Tapas Rana <tapas.rana@oss.qualcomm.com>,
Vinod Koul <vkoul@kernel.org>,
Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Neil Armstrong <neil.armstrong@linaro.org>,
Manivannan Sadhasivam <mani@kernel.org>,
Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
Abel Vesa <abelvesa@kernel.org>,
Wesley Cheng <wesley.cheng@oss.qualcomm.com>,
Esteban Urrutia <esteuwu@proton.me>,
Loic Poulain <loic.poulain@oss.qualcomm.com>,
Krishna Kurapati <krishna.kurapati@oss.qualcomm.com>,
Ronak Raheja <ronak.raheja@oss.qualcomm.com>,
Faisal Hassan <faisal.hassan@oss.qualcomm.com>,
Krishna Chaitanya Chundru <krishna.chundru@oss.qualcomm.com>,
prashanth.k@oss.qualcomm.com, linux-arm-msm@vger.kernel.org,
linux-phy@lists.infradead.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] phy: qcom: carry live SS-link state without growing enum phy_mode
Date: Fri, 6 Nov 2026 16:06:28 +0100 [thread overview]
Message-ID: <23b5c705-cd55-4c0c-9c95-c61afb286416@oss.qualcomm.com> (raw)
In-Reply-To: <20261106082716.128968-1-tapas.rana@oss.qualcomm.com>
On 11/6/26 9:27 AM, Tapas Rana wrote:
> QMP PHY drivers always enable receiver detection (ARCVR_DTCT_EN) in
> autonomous mode, and additionally enable LFPS detection (ALFPS_DTCT_EN)
> when a SuperSpeed link is present; otherwise they fall back to
> receiver-detect event selection (ARCVR_DTCT_EVENT_SEL). This choice is
> made by comparing phy_mode against
> PHY_MODE_USB_HOST_SS/PHY_MODE_USB_DEVICE_SS. However, dwc3 core only
> calls phy_set_mode()/phy_set_mode_ext() with the base
> PHY_MODE_USB_HOST or PHY_MODE_USB_DEVICE, never the _SS/_HS/_FS/_LS
> submodes.
Without much more insight, this sounds like the place to fix it then
Konrad
prev parent reply other threads:[~2026-11-06 15:06 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-06 8:27 Tapas Rana
2026-11-06 8:27 ` [PATCH 1/3] phy: qcom-qmp-usb-ss: add shared SS-link-state submode contract Tapas Rana
2026-11-06 8:27 ` [PATCH 2/3] phy: qcom: qmp-combo: Select LFPS detect only when SS link is confirmed present Tapas Rana
2026-11-06 8:27 ` [PATCH 3/3] usb: dwc3: qcom: pass live SS-link state into PHY at suspend entry Tapas Rana
2026-11-06 15:06 ` Konrad Dybcio [this message]
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