Re: [PATCH v3] usb: Add a new quirk to let buggy hub enable and disable LPM during suspend and resume

2019-10-21 Thread Kai-Heng Feng
> On Oct 21, 2019, at 21:59, Mathias Nyman > wrote: > > On 18.10.2019 21.59, Greg Kroah-Hartman wrote: >> On Thu, Oct 17, 2019 at 02:33:00PM +0800, Kai-Heng Feng wrote: >>> >>> On Oct 4, 2019, at 03:04, Alan Stern wrote: On Fri, 4 Oct 2019, Kai-Heng Feng wrote: >

Re: [PATCH v3] usb: Add a new quirk to let buggy hub enable and disable LPM during suspend and resume

2019-10-21 Thread Mathias Nyman
On 18.10.2019 21.59, Greg Kroah-Hartman wrote: On Thu, Oct 17, 2019 at 02:33:00PM +0800, Kai-Heng Feng wrote: On Oct 4, 2019, at 03:04, Alan Stern wrote: On Fri, 4 Oct 2019, Kai-Heng Feng wrote: Dell WD15 dock has a topology like this: /: Bus 04.Port 1: Dev 1, Class=root_hub,

Re: [PATCH v3] usb: Add a new quirk to let buggy hub enable and disable LPM during suspend and resume

2019-10-18 Thread Greg Kroah-Hartman
On Thu, Oct 17, 2019 at 02:33:00PM +0800, Kai-Heng Feng wrote: > > > > On Oct 4, 2019, at 03:04, Alan Stern wrote: > > > > On Fri, 4 Oct 2019, Kai-Heng Feng wrote: > > > >> Dell WD15 dock has a topology like this: > >> /: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 1M > >>

Re: [PATCH v3] usb: Add a new quirk to let buggy hub enable and disable LPM during suspend and resume

2019-10-17 Thread Kai-Heng Feng
> On Oct 4, 2019, at 03:04, Alan Stern wrote: > > On Fri, 4 Oct 2019, Kai-Heng Feng wrote: > >> Dell WD15 dock has a topology like this: >> /: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 1M >>|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/7p, 5000M >>|__

Re: [PATCH v3] usb: Add a new quirk to let buggy hub enable and disable LPM during suspend and resume

2019-10-03 Thread Alan Stern
On Fri, 4 Oct 2019, Kai-Heng Feng wrote: > Dell WD15 dock has a topology like this: > /: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 1M > |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/7p, 5000M > |__ Port 2: Dev 3, If 0, Class=Vendor Specific Class, >

[PATCH v3] usb: Add a new quirk to let buggy hub enable and disable LPM during suspend and resume

2019-10-03 Thread Kai-Heng Feng
Dell WD15 dock has a topology like this: /: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/2p, 1M |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/7p, 5000M |__ Port 2: Dev 3, If 0, Class=Vendor Specific Class, Driver=r8152, 5000M Their IDs: Bus 004 Device 001: ID