[PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-19 Thread Simon Haggett
Some gadget drivers may attempt to dequeue requests for an endpoint that has already been disabled. For example, in the UVC gadget driver, uvc_function_set_alt() will call usb_ep_disable() when alt setting 0 is selected. When the userspace application subsequently issues the VIDIOC_STREAMOFF ioctl

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-19 Thread Felipe Balbi
Hi, On Fri, Oct 19, 2012 at 06:19:26PM +0100, Simon Haggett wrote: > Some gadget drivers may attempt to dequeue requests for an endpoint that has > already been disabled. For example, in the UVC gadget driver, > uvc_function_set_alt() > will call usb_ep_disable() when alt setting 0 is selected. W

RE: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-21 Thread Li Yang-R58472
r.kernel.org; Laurent Pinchart > Subject: Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests > for a disabled USB endpoint on Freescale hardware > > Hi, > > On Fri, Oct 19, 2012 at 06:19:26PM +0100, Simon Haggett wrote: > > Some gadget drivers may attemp

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-22 Thread Felipe Balbi
bi; Greg Kroah-Hartman; linux- > > u...@vger.kernel.org; linuxppc-dev@lists.ozlabs.org; linux- > > ker...@vger.kernel.org; Laurent Pinchart > > Subject: Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests > > for a disabled USB endpoint on Freescale hardware > > &

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-22 Thread Felipe Balbi
Hi, On Mon, Oct 22, 2012 at 12:47:21PM +0200, Laurent Pinchart wrote: > Hi, > > On Monday 22 October 2012 03:33:19 Li Yang-R58472 wrote: > > On Saturday, October 20, 2012 1:37 AM Felipe Balbi wrote: > > > On Fri, Oct 19, 2012 at 06:19:26PM +0100, Simon Haggett wrote: > > > > Some gadget drivers m

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-22 Thread Laurent Pinchart
Hi, On Monday 22 October 2012 03:33:19 Li Yang-R58472 wrote: > On Saturday, October 20, 2012 1:37 AM Felipe Balbi wrote: > > On Fri, Oct 19, 2012 at 06:19:26PM +0100, Simon Haggett wrote: > > > Some gadget drivers may attempt to dequeue requests for an endpoint > > > that has already been disabled

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-22 Thread Simon Haggett
Hi On 22/10/12 11:47, Laurent Pinchart wrote: Hi, On Monday 22 October 2012 03:33:19 Li Yang-R58472 wrote: On Saturday, October 20, 2012 1:37 AM Felipe Balbi wrote: On Fri, Oct 19, 2012 at 06:19:26PM +0100, Simon Haggett wrote: Some gadget drivers may attempt to dequeue requests for an endpo

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-24 Thread Laurent Pinchart
Hi Simon, On Monday 22 October 2012 12:49:51 Simon Haggett wrote: > On 22/10/12 11:47, Laurent Pinchart wrote: > > On Monday 22 October 2012 03:33:19 Li Yang-R58472 wrote: > >> On Saturday, October 20, 2012 1:37 AM Felipe Balbi wrote: > >>> On Fri, Oct 19, 2012 at 06:19:26PM +0100, Simon Haggett w

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-24 Thread Laurent Pinchart
Hi Felipe, On Monday 22 October 2012 13:56:01 Felipe Balbi wrote: > On Mon, Oct 22, 2012 at 12:47:21PM +0200, Laurent Pinchart wrote: > > On Monday 22 October 2012 03:33:19 Li Yang-R58472 wrote: > > > On Saturday, October 20, 2012 1:37 AM Felipe Balbi wrote: > > > > On Fri, Oct 19, 2012 at 06:19:2

Re: [PATCH 1/1] usb: gadget: Don't attempt to dequeue requests for a disabled USB endpoint on Freescale hardware

2012-10-26 Thread Felipe Balbi
Hi, On Thu, Oct 25, 2012 at 02:36:24AM +0200, Laurent Pinchart wrote: > Hi Felipe, > > On Monday 22 October 2012 13:56:01 Felipe Balbi wrote: > > On Mon, Oct 22, 2012 at 12:47:21PM +0200, Laurent Pinchart wrote: > > > On Monday 22 October 2012 03:33:19 Li Yang-R58472 wrote: > > > > On Saturday, O