On 11/23/07, Chris Frey [EMAIL PROTECTED] wrote:
I know the configuration exists, since the same code works when
the usb_storage module is not loaded.
I've always assumed that this conflict is a fundamental issue when
two programs try to access the same USB device (even if one is a kernel
On Fri, Nov 23, 2007 at 02:45:29PM -0500, Chris Frey wrote:
What's the conflict?
When a Blackberry Pearl is plugged in, showing product ID 0004, and
while the usb_storage module is loaded, I get the following error
when trying to set the configuration:
Usb::Error caught: (-16, could not
Are there other configurations for the devices in question?
Nope,
USB Device 0fca:0004:
+ Main Configuration
- Mass Storage Interface
Endpoint 0
Endpoint 1
- Database Interface
Endpoints 2..10
On Fri, Nov 23, 2007 at 09:28:17PM +0100, Simon Ruggier wrote:
According to LDD3 chapter 13 (http://lwn.net/Kernel/LDD3/), multiple
configuration devices are rare, and interfaces can be claimed by
separate drivers (i.e. I have a Logitech webcam with a mic in it, and
an ALSA driver handles the
If there are no devices with more than one functionally different
configuration, then why bother even checking?
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On 11/23/07, Chris Frey [EMAIL PROTECTED] wrote:
I'm trying to determine if there is a way to read the current config
through libusb, in order to avoid calling set_configuration() if it is
already using #1.
Are there other configurations for the devices in question?
On Fri, Nov 23, 2007 at 09:43:49PM +0100, Simon Ruggier wrote:
Are there other configurations for the devices in question?
Some old Blackberries (like the old 7750 I have here) seem to show
two identical configurations, with the same interfaces in them.
But more recent Blackberries seem to only
On Fri, Nov 23, 2007 at 09:55:54PM +0100, Simon Ruggier wrote:
If there are no devices with more than one functionally different
configuration, then why bother even checking?
It turned out that it wasn't hard to check, so I coded it up anyway.
The proper logic is now coded explicitly, for both
On Fri, Nov 16, 2007 at 01:59:16PM -0500, Alan Stern wrote:
On Fri, 16 Nov 2007, Martin Owens wrote:
As you can see it needs to be put in the second mode anyway, but there
is a third mode which is just the database stuff, without the mass
storage device. I believe the existing barry
On Thu, 22 Nov 2007, Martin Owens wrote:
Now you're sounding even more confused. Which are you talking about,
configurations or interfaces?
I believe it is a confusion; I had to read the usb spec a few times in
order to understand what is supposed to happen and what is going on
here.
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