Messages in this thread | | | Subject | Re: [RFC 4/8] clk: qcom: gcc-sm8450: Keep usb30 prim gdsc on during runtime suspend | From | Stephen Boyd <> | Date | Wed, 18 Oct 2023 17:58:38 -0700 |
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Quoting Krishna Kurapati (2023-10-17 06:19:44) > When runtime suspend happens in host mode, if cable is removed at this > instant, it triggers a resume where a xhci register access is done when > gdsc is not on leading to a crash. Keep usb30 prim gdsc as on during > runtime suspend to avoid this crash. > > Signed-off-by: Krishna Kurapati <quic_kriskura@quicinc.com> > --- > Note: I am not sure if this is the right way or setting GDSC flags to > PWRSTS_RET_ON is the right approach. So for now made this change to
Does using PWRSTS_RET_ON work? Does the GDSC support being turned off or is the lowest power state retention?
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