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Date: Fri, 15 Sep 2017 21:49:11 -0700 From: Kai-Heng Feng <kai.heng.feng@...onical.com> To: Mathias Nyman <mathias.nyman@...ux.intel.com> Cc: Greg KH <gregkh@...uxfoundation.org>, mathias.nyman@...el.com, Lars_Chang@...edia.com.tw, USB list <linux-usb@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>, "Tsai, Nicholas" <nicholas.tsai@....com>, Nehal Shah <Nehal-bakulchandra.Shah@....com>, Ramkumar Subramaniyan <ramkumar.ks@....com> Subject: Re: [PATCH] Revert "xhci: Limit USB2 port wake support for AMD Promontory hosts" On Mon, Aug 28, 2017 at 9:56 PM, Kai-Heng Feng <kai.heng.feng@...onical.com> wrote: > On Mon, Aug 28, 2017 at 6:14 PM, Mathias Nyman > <mathias.nyman@...ux.intel.com> wrote: >> On 28.08.2017 12:29, Greg KH wrote: >> >> Adding more people who were involved in the original patch. >> >> Users are now seeing the unresponsive USB2 ports with Promontory hosts. >> Is there any update on a better way to solve the original issue. >> >> To me a "dead" USB2 port seems like a much worse issue for a user >> than a BIOS disabled port waking up on plug/unplug (wake on >> connect/disconnect), >> so I'm myself in favor of doing this revert. > > At least I can't find "Disable USB2" on my ASUS PRIME B350M-A, so the > new behavior is quite surprising. > >> >> But there was a strong push from Promontory developers to get the original >> fix in, >> and I would like to get some comment from them before I do anything about >> it. > > You looped them to the mail thread which I reported the regression two > weeks ago, and there is no response since then... Still no response from AMD and ASMedia guys. I don't like to use out-of-tree patches for myself, but probably it's the only way here? > >> >> Thanks >> -Mathias >>
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