[RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Michael Grzeschik
The current implementation of the composite framework connects the gadget function to the device-controller at kernel boottime. It's possible that the userspace application, which handles the enumeration requests of the gadget, starts with high latency when the host did already gave up to detect

Re: [RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Laurent Pinchart
Hi Michael, On Thursday 24 January 2013 11:22:02 Michael Grzeschik wrote: The current implementation of the composite framework connects the gadget function to the device-controller at kernel boottime. It's possible that the userspace application, which handles the enumeration requests of

Re: [RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Michael Grzeschik
On Thu, Jan 24, 2013 at 12:02:12PM +0100, Laurent Pinchart wrote: Hi Michael, On Thursday 24 January 2013 11:22:02 Michael Grzeschik wrote: The current implementation of the composite framework connects the gadget function to the device-controller at kernel boottime. It's possible

Re: [RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Laurent Pinchart
Hi Michael, On Thursday 24 January 2013 14:54:01 Michael Grzeschik wrote: On Thu, Jan 24, 2013 at 12:02:12PM +0100, Laurent Pinchart wrote: On Thursday 24 January 2013 11:22:02 Michael Grzeschik wrote: The current implementation of the composite framework connects the gadget function to

Re: [RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Michael Grzeschik
On Thu, Jan 24, 2013 at 03:21:37PM +0100, Laurent Pinchart wrote: Hi Michael, On Thursday 24 January 2013 14:54:01 Michael Grzeschik wrote: On Thu, Jan 24, 2013 at 12:02:12PM +0100, Laurent Pinchart wrote: On Thursday 24 January 2013 11:22:02 Michael Grzeschik wrote: The current

Re: [RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Felipe Balbi
On Thu, Jan 24, 2013 at 03:35:58PM +0100, Michael Grzeschik wrote: On Thu, Jan 24, 2013 at 03:21:37PM +0100, Laurent Pinchart wrote: Hi Michael, On Thursday 24 January 2013 14:54:01 Michael Grzeschik wrote: On Thu, Jan 24, 2013 at 12:02:12PM +0100, Laurent Pinchart wrote: On

Re: [RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Laurent Pinchart
Hi Felipe, On Thursday 24 January 2013 16:42:50 Felipe Balbi wrote: On Thu, Jan 24, 2013 at 03:35:58PM +0100, Michael Grzeschik wrote: On Thu, Jan 24, 2013 at 03:21:37PM +0100, Laurent Pinchart wrote: On Thursday 24 January 2013 14:54:01 Michael Grzeschik wrote: On Thu, Jan 24, 2013 at

Re: [RFC PATCH] uvc_v4l2: reset connection on uvc open

2013-01-24 Thread Felipe Balbi
On Thu, Jan 24, 2013 at 04:05:16PM +0100, Laurent Pinchart wrote: Hi Felipe, On Thursday 24 January 2013 16:42:50 Felipe Balbi wrote: On Thu, Jan 24, 2013 at 03:35:58PM +0100, Michael Grzeschik wrote: On Thu, Jan 24, 2013 at 03:21:37PM +0100, Laurent Pinchart wrote: On Thursday 24