[PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-12-13 Thread Felipe Balbi
USB SS and SSP hubs provide wHubDelay values on their hub descriptor which we should inform the USB Device about. The USB Specification 3.0 explains, on section 9.4.11, how to calculate the value and how to issue the request. Note that a USB_REQ_SET_ISOCH_DELAY is valid on all device states

Re: [PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-11-28 Thread Felipe Balbi
Hi, Greg Kroah-Hartman writes: >> Felipe Balbi writes: >> > Greg Kroah-Hartman writes: >> >> On Thu, Nov 09, 2017 at 03:41:54PM +0200, Felipe Balbi wrote: >> >>> USB SS and SSP hubs provide wHubDelay values

Re: [PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-11-28 Thread Greg Kroah-Hartman
On Tue, Nov 14, 2017 at 12:24:04PM +0200, Felipe Balbi wrote: > > Hi, > > Felipe Balbi writes: > > Greg Kroah-Hartman writes: > >> On Thu, Nov 09, 2017 at 03:41:54PM +0200, Felipe Balbi wrote: > >>> USB SS and SSP hubs provide wHubDelay

Re: [PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-11-14 Thread Felipe Balbi
Hi, Felipe Balbi writes: >>> But we should return an error, right? Are devices that don't expect >> >> Right, I'm not sure :-) Do we care if we get a stall on this one? >> >>> this request going to have problems? >> >> No idea. I assume we won't. I can add the

Re: [PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-11-14 Thread Felipe Balbi
Hi, Felipe Balbi writes: > Greg Kroah-Hartman writes: >> On Thu, Nov 09, 2017 at 03:41:54PM +0200, Felipe Balbi wrote: >>> USB SS and SSP hubs provide wHubDelay values on their hub descriptor >>> which we should inform the USB Device

Re: [PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-11-09 Thread Felipe Balbi
Hi, Greg Kroah-Hartman writes: > On Thu, Nov 09, 2017 at 03:41:54PM +0200, Felipe Balbi wrote: >> USB SS and SSP hubs provide wHubDelay values on their hub descriptor >> which we should inform the USB Device about. >> >> The USB Specification 3.0 explains, on

Re: [PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-11-09 Thread Greg Kroah-Hartman
On Thu, Nov 09, 2017 at 03:41:54PM +0200, Felipe Balbi wrote: > USB SS and SSP hubs provide wHubDelay values on their hub descriptor > which we should inform the USB Device about. > > The USB Specification 3.0 explains, on section 9.4.11, how to > calculate the value and how to issue the request.

[PATCH] usb: core: add support for USB_REQ_SET_ISOCH_DELAY

2017-11-09 Thread Felipe Balbi
USB SS and SSP hubs provide wHubDelay values on their hub descriptor which we should inform the USB Device about. The USB Specification 3.0 explains, on section 9.4.11, how to calculate the value and how to issue the request. Note that a USB_REQ_SET_ISOCH_DELAY is valid on all device states