From: Daniel Mack <daniel@caiaq.de>
To: "Michał Nazarewicz" <m.nazarewicz@samsung.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>,
linux-kernel@vger.kernel.org
Subject: Re: USB gadget with drivers "on board"
Date: Mon, 26 Apr 2010 16:16:05 +0200 [thread overview]
Message-ID: <20100426141605.GO30801@buzzloop.caiaq.de> (raw)
In-Reply-To: <op.vbrfqdznfxrvh1@pikus>
On Mon, Apr 26, 2010 at 10:29:05AM +0200, Michał Nazarewicz wrote:
> I need to create an USB gadget with drivers for Windows included
> "on board". In particular, when the gadget is connected to Windows
> host it is detected as mass storage and mounted drive include the
> drivers. However, when the drivers are installed, it is detected
> as some other device.
>
> Now, it seems that a simple composite device with two configurations
> is enough -- the first containing mass storage and the second other
> functions. My tests show that Windows manages to set the first
> configuration and detect the mass storage interface.
Why are you using two configurations on this device instead of one
configuration with two interfaces? Interfaces are not allowed to share
endpoints within one configuration, so they can be used simultaniously.
Daniel
next prev parent reply other threads:[~2010-04-26 14:16 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-26 8:29 USB gadget with drivers "on board" Michał Nazarewicz
2010-04-26 14:16 ` Daniel Mack [this message]
2010-04-26 14:42 ` Michał Nazarewicz
2010-04-26 14:57 ` Daniel Mack
2010-04-26 15:45 ` Michał Nazarewicz
2010-04-26 17:37 ` Josua Dietze
2010-04-26 19:34 ` Alan Stern
2010-04-26 20:14 ` Josua Dietze
2010-04-28 8:46 ` Michał Nazarewicz
2010-04-28 11:31 ` Michał Nazarewicz
2010-04-28 11:41 ` Josua Dietze
2010-04-28 11:54 ` Michał Nazarewicz
2010-04-28 15:59 ` Alan Stern
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