Re: [Bluez-users] Re: 2.6.2 errors with DBT-120 (B2)

[Marcel Holtmann <marcel@holtmann.org>]

Hi Todd,

> If the SCO MTU for the device is too low prior to the URB submission, 
> would it generate the -90?
> 
> It seems 90 is defined as EMSGSIZE in:
> 
> errno.h:63:#define      EMSGSIZE        90      /* Message too long */
> 
> However, not remapped as other errors are in usb.h.
> 
> A quick grep of  hci_usb.c reveals the error is generated when:
> 
> Line 275:  err = usb_submit_urb(urb, GFP_ATOMIC);
> 
> Where a bit of the logic determines 'urb->transfer_buffer_length', then 
> submits with the resulting error.
> 
> Am I way off here?  I have attached the results of 'lsusb -v' to give 
> more info.  If you think I may be on the right track, I can _try_ to 
> play with it a bit, but it may take me some time since I am a bit rusty...

I am not an USB ISOC expert, so go ahead and play with it. If you have a
patch post it to the mailing list.

Regards

Marcel




-------------------------------------------------------
SF.Net is sponsored by: Speed Start Your Linux Apps Now.
Build and deploy apps & Web services for Linux with
a free DVD software kit from IBM. Click Now!
http://ads.osdn.com/?ad_id=1356&alloc_id=3438&op=click
_______________________________________________
Bluez-users mailing list
Bluez-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/bluez-users