Messages in this thread | | | Date | Wed, 26 Oct 2016 10:39:48 -0400 (EDT) | From | Alan Stern <> | Subject | RE: [PATCH v2] usb: xhci: Don't drive port 2.0 reset while resuming |
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On Wed, 26 Oct 2016, Sriram Dash wrote:
> >From: Mathias Nyman [mailto:mathias.nyman@linux.intel.com]
> >I don't think usb core tries to drive reset while port is still resuming > > > > I am skeptical about it and hope somebody may help us on this.
You can see for yourself. In drivers/usb/core/hub.c, the usb_reset_device() routine calls usb_autoresume_device() before calling usb_reset_and_verify_device(). Therefore the port will have finished resuming before the reset signal is sent.
Alan Stern
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