Re: [Libmtp-discuss] [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-23 Thread Felipe Balbi
Hi, On Fri, Apr 23, 2010 at 03:02:31PM +0200, ext pouly amaury wrote: Those two patents may apply: System and method to specify extended configuration descriptor information in USB devices System and method to specify device specific user interface information in the firmware of a USB device

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-21 Thread Roger Quadros
ext Linus Walleij wrote: 2010/4/20 Roger Quadros roger.quad...@nokia.com: http://libmtp.cvs.sourceforge.net/viewvc/*checkout*/libmtp/libmtp/src/libusb-glue.c?revision=1.284 Do you know if these older Windows OSes request the OS descriptor when the device uses a standard USB class code? I

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-21 Thread Michał Nazarewicz
On Mon, Apr 19, 2010 at 08:57:18PM +0200, ext Michał Nazarewicz wrote: on top of FunctionFS before optimising the code) and in particular u_char seem to be a good piece to steal code from. ;) Still, as said, I haven't analysed possible optimisations just yet. On Mon, 19 Apr 2010 22:04:57

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-21 Thread Linus Walleij
2010/4/21 Roger Quadros roger.quad...@nokia.com: [MTP device with PTP class and MTP extension code] On Linux (Ubuntu 9.04) it works as PTP device. If you have libmtp 1.0.1 or later it should work as MTP with some client program like Rhythmbox or Amarok or Banshee, unless some PTP handler hogs

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-20 Thread Felipe Balbi
On Tue, Apr 20, 2010 at 12:44:51AM +0200, ext Greg KH wrote: If you know the patent numbers, please send them to me. There are very simple methods of routing around patents. Also, the USB-IF is very interested in patents that cover USB related things, as they could possibly violate the USB-IF

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-20 Thread Roger Quadros
ext Linus Walleij wrote: 2010/4/19 Felipe Balbi felipe.ba...@nokia.com: 2010/4/18 Linus Walleij linus.ml.wall...@gmail.com: Further comments: there is apparently a driver floating around this list for supporting PTP through the gadgetfs. How does this work relate to that, and why can't you

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-20 Thread Linus Walleij
2010/4/20 Roger Quadros roger.quad...@nokia.com: http://libmtp.cvs.sourceforge.net/viewvc/*checkout*/libmtp/libmtp/src/libusb-glue.c?revision=1.284 Do you know if these older Windows OSes request the OS descriptor when the device uses a standard USB class code? I haven't tested, but I think

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-20 Thread Greg KH
On Tue, Apr 20, 2010 at 09:22:41AM +0300, Felipe Balbi wrote: On Tue, Apr 20, 2010 at 12:44:51AM +0200, ext Greg KH wrote: If you know the patent numbers, please send them to me. There are very simple methods of routing around patents. Also, the USB-IF is very interested in patents that

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Felipe Balbi
On Mon, Apr 19, 2010 at 06:10:52PM +0200, ext Linus Walleij wrote: 2010/4/18 Linus Walleij linus.ml.wall...@gmail.com: The following two patches are RFC because we still have a few open questions regarding them. Further comments: there is apparently a driver floating around this list for

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Felipe Balbi
On Mon, Apr 19, 2010 at 07:15:34PM +0200, ext Greg KH wrote: On Mon, Apr 19, 2010 at 06:55:53PM +0200, Michał Nazarewicz wrote: On Mon, Apr 19, 2010 at 06:10:52PM +0200, ext Linus Walleij wrote: Further comments: there is apparently a driver floating around this list for supporting PTP

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Linus Walleij
2010/4/19 Felipe Balbi felipe.ba...@nokia.com: 2010/4/18 Linus Walleij linus.ml.wall...@gmail.com: Further comments: there is apparently a driver floating around this list for supporting PTP through the gadgetfs. How does this work relate to that, and why can't you use gadgetfs? dude, can't

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Felipe Balbi
On Mon, Apr 19, 2010 at 09:23:46PM +0200, ext Linus Walleij wrote: ...so I read you like it's not going to be supported with the proposed solution? I think that if you want you gadget to work with older Windowses, you simply have to support this. if you're willing to pay the Royalty fees, let

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Steve Calfee
On Mon, Apr 19, 2010 at 12:23 PM, Linus Walleij linus.ml.wall...@gmail.com wrote: 2010/4/19 Felipe Balbi felipe.ba...@nokia.com: 2010/4/18 Linus Walleij linus.ml.wall...@gmail.com: Second: after looking at this, I think that atleast the part of functionality called OS descriptor should be

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Greg KH
On Mon, Apr 19, 2010 at 11:07:27PM +0300, Felipe Balbi wrote: On Mon, Apr 19, 2010 at 09:23:46PM +0200, ext Linus Walleij wrote: ...so I read you like it's not going to be supported with the proposed solution? I think that if you want you gadget to work with older Windowses, you simply have

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Linus Walleij
2010/4/19 Steve Calfee stevecal...@gmail.com: For 6 months, a while ago, I was working on virtual USB stuff for a company. I did analyser traces of many devices including many MS devices (mice, webcam, keyboard, joystick), and never found any device from MS or anyone that supported that

Re: [RFC/PATCH 0/2] u_char.c and mtp.c patches

2010-04-19 Thread Felipe Balbi
On Mon, Apr 19, 2010 at 11:03:24PM +0200, ext Steve Calfee wrote: Also have you found a device that actually responds to the get osdescriptor request? any mtp device pre-USB-IF spec will do it. -- balbi -- To unsubscribe from this list: send the line unsubscribe linux-embedded in the body of