Re: [PATCH v11 0/2] usb: xhci: Add Clear_TT_Buffer

2019-06-04 Thread Alan Stern
On Tue, 4 Jun 2019, Jim Lin wrote: > On 2019年06月03日 20:23, Greg KH wrote: > > On Mon, Jun 03, 2019 at 06:53:42PM +0800, Jim Lin wrote: > >> USB 2.0 specification chapter 11.17.5 says "as part of endpoint halt > >> processing for full-/low-speed endpoints connected via a TT, the host > >> software

Re: [PATCH v11 0/2] usb: xhci: Add Clear_TT_Buffer

2019-06-04 Thread Greg KH
On Tue, Jun 04, 2019 at 04:53:54PM +0800, Jim Lin wrote: > > > On 2019年06月03日 20:23, Greg KH wrote: > > On Mon, Jun 03, 2019 at 06:53:42PM +0800, Jim Lin wrote: > > > USB 2.0 specification chapter 11.17.5 says "as part of endpoint halt > > > processing for full-/low-speed endpoints connected via

Re: [PATCH v11 0/2] usb: xhci: Add Clear_TT_Buffer

2019-06-04 Thread Jim Lin
On 2019年06月03日 20:23, Greg KH wrote: On Mon, Jun 03, 2019 at 06:53:42PM +0800, Jim Lin wrote: USB 2.0 specification chapter 11.17.5 says "as part of endpoint halt processing for full-/low-speed endpoints connected via a TT, the host software must use the Clear_TT_Buffer request to the TT to e

Re: [PATCH v11 0/2] usb: xhci: Add Clear_TT_Buffer

2019-06-03 Thread Greg KH
On Mon, Jun 03, 2019 at 06:53:42PM +0800, Jim Lin wrote: > USB 2.0 specification chapter 11.17.5 says "as part of endpoint halt > processing for full-/low-speed endpoints connected via a TT, the host > software must use the Clear_TT_Buffer request to the TT to ensure > that the buffer is not in the