RE: [RFC/PATCH 1/2] usb: gadget: u_char: introduce chardev abstraction layer

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-----Original Message-----
From: linux-usb-owner@xxxxxxxxxxxxxxx [mailto:linux-usb-owner@xxxxxxxxxxxxxxx] On Behalf Of Laurent Pinchart
Sent: Wednesday, March 10, 2010 4:19 PM
To: me@xxxxxxxxxxxxxxx
Cc: Greg KH; Roger Quadros; Balbi Felipe (Nokia-D/Helsinki); Linux USB Mailing List; Krogerus Heikki (EXT-Teleca/Helsinki); Kaliuta Yauheni (Nokia-D/Helsinki); Mandy Arnaud.2 (EXT-Teleca/Helsinki); David Brownell
Subject: Re: [RFC/PATCH 1/2] usb: gadget: u_char: introduce chardev abstraction layer

Hi Felipe,

On Tuesday 09 March 2010 20:34:07 me@xxxxxxxxxxxxxxx wrote:
> On Tue, 9 Mar 2010 09:44:23 -0800, Greg KH <greg@xxxxxxxxx> wrote:
> >> Is it good/possible to have these done in existing TTY framework?
> >
> > No.  What's wrong with the gadgetfs interface for custom things such as
> > this?  You shouldn't need a special kernel driver for it, right?
>
> you do if you want to use the composite framework to build all sorts
> of possible combinations with mtp (which is currently using u_char.c).
>
> u_char.c would also help on writting a USB HID gadget driver for
> linux or even a Video Class driver.

> Completely out of topic, but I've written a UVC driver and posted RFC patches
> a while ago. I'm waiting for the V4L2 events API to be integrated before
> posting a new version.

Hi Laurent,
I am working on the same thing, UVC code. My particular need is to roll out webcam gadget driver.
My recent code includes,
(Your previous code 18-sep) - (audio gadget code) + (my other changes)

I will be testing it on OMAP [2,3]430 this Monday. I was thinking to post V2 and CC you.
But, I think I will wait now or let me know if I can help you in anyway.
--
Regards,

Laurent Pinchart
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