Re: USB driver resets

2018-12-19 Thread Richard van der Hoff
On 19/12/2018 15:07, Mathias Nyman wrote: On 19.12.2018 12:18, Richard van der Hoff wrote: On 13/12/2018 10:29, Richard van der Hoff wrote: Thanks for looking at it. I've attached a log from a 4.19.8 kernel showing the problem with the dynamic debug flags you suggested. The first instance

Re: USB driver resets

2018-12-19 Thread Mathias Nyman
On 19.12.2018 12:18, Richard van der Hoff wrote: On 13/12/2018 10:29, Richard van der Hoff wrote: Thanks for looking at it. I've attached a log from a 4.19.8 kernel showing the problem with the dynamic debug flags you suggested. The first instance of the problem seems to begin with: Dec 13

Re: USB driver resets

2018-12-19 Thread Richard van der Hoff
On 13/12/2018 10:29, Richard van der Hoff wrote: Thanks for looking at it. I've attached a log from a 4.19.8 kernel showing the problem with the dynamic debug flags you suggested. The first instance of the problem seems to begin with: Dec 13 09:32:56 fred kernel: [  479.158038] xhci_hcd :

Re: USB driver resets

2018-12-11 Thread Mika Westerberg
On Mon, Dec 10, 2018 at 03:02:26PM +, Richard van der Hoff wrote: > On 10/12/2018 14:53, Mika Westerberg wrote: > > On Mon, Dec 10, 2018 at 01:33:45PM +, Richard van der Hoff wrote: > > > > > > On 10/12/2018 13:30, Mathias Nyman wrote: > > > > Do you have the beginning part of the dmesg? I

Re: USB driver resets

2018-12-10 Thread Mika Westerberg
On Mon, Dec 10, 2018 at 01:33:45PM +, Richard van der Hoff wrote: > > On 10/12/2018 13:30, Mathias Nyman wrote: > > Do you have the beginning part of the dmesg? It could show why the USB > > devices all get disconnected. > > The whole xhci usb host will be hotplug removed from the PCI bus when

Re: USB driver resets

2018-12-10 Thread Richard van der Hoff
On 10/12/2018 13:30, Mathias Nyman wrote: Do you have the beginning part of the dmesg? It could show why the USB devices all get disconnected. The whole xhci usb host will be hotplug removed from the PCI bus when last device is disconnected, this is roughly where your current dmesg starts.

Re: USB driver resets

2018-12-10 Thread Mathias Nyman
On 10.12.2018 14:24, Richard van der Hoff wrote: On 05/12/2018 10:08, Richard van der Hoff wrote: On 05/12/2018 09:44, Mika Westerberg wrote: On Tue, Dec 04, 2018 at 04:02:56PM +, Richard van der Hoff wrote: Sorry. The system is a Dell XPS13 9350, with an Intel DSL6340 Thunderbolt 3 brid

Re: USB driver resets

2018-12-10 Thread Richard van der Hoff
On 05/12/2018 10:08, Richard van der Hoff wrote: On 05/12/2018 09:44, Mika Westerberg wrote: On Tue, Dec 04, 2018 at 04:02:56PM +, Richard van der Hoff wrote: Sorry. The system is a Dell XPS13 9350, with an Intel DSL6340 Thunderbolt 3 bridge. The dock is a Plugable UD-CA1 [2]. Also i

Re: USB driver resets

2018-12-05 Thread Richard van der Hoff
On 05/12/2018 09:44, Mika Westerberg wrote: On Tue, Dec 04, 2018 at 04:02:56PM +, Richard van der Hoff wrote: Sorry. The system is a Dell XPS13 9350, with an Intel DSL6340 Thunderbolt 3 bridge. The dock is a Plugable UD-CA1 [2]. Also if you have dual boot or similar, do you experience si

Re: USB driver resets

2018-12-05 Thread Mika Westerberg
Hi, On Tue, Dec 04, 2018 at 04:02:56PM +, Richard van der Hoff wrote: > Mathias, Mika, thanks very much for your help. > > On 04/12/2018 15:09, Mika Westerberg wrote: > > On Tue, Dec 04, 2018 at 04:45:33PM +0200, Mathias Nyman wrote: > > > > On 19/11/2018 15:27, Richard van der Hoff wrote: >

Re: USB driver resets

2018-12-04 Thread Mika Westerberg
On Tue, Dec 04, 2018 at 04:45:33PM +0200, Mathias Nyman wrote: > On 03.12.2018 12:36, Richard van der Hoff wrote: > > Does anybody have any suggestions as to how I could set about debugging > > this? I'm seeing the same symptoms on a 4.19 kernel. > > > > > > On 19/11/2018 15:27, Richard van der

Re: USB driver resets

2018-12-04 Thread Mathias Nyman
On 03.12.2018 12:36, Richard van der Hoff wrote: Does anybody have any suggestions as to how I could set about debugging this? I'm seeing the same symptoms on a 4.19 kernel. On 19/11/2018 15:27, Richard van der Hoff wrote: I have a USB-3.1 dock, which I use for video (via displayport alt mode

Re: USB driver resets

2018-12-03 Thread Richard van der Hoff
Does anybody have any suggestions as to how I could set about debugging this? I'm seeing the same symptoms on a 4.19 kernel. On 19/11/2018 15:27, Richard van der Hoff wrote: I have a USB-3.1 dock, which I use for video (via displayport alt mode) and power delivery, as well as keyboard, mouse,