Re: Mapping a usbfs device to the corresponding sysfs device.

[Dave Mielke <dave@xxxxxxxxx>]

[quoted lines by Greg KH on 2007/07/28 at 23:04 -0700]

>It's easier to go from a sysfs device to a usbfs device, but I don't
>understand the question really.  You want to know how to do it on newer
>kernels but not older ones?  The mapping is still the same, nothing has
>changed, you can still just look up the bus and device number from the
>usbfs name and then walk sysfs to get the device.  That will work with
>all kernel versions, right?

Yes, I suppose so, but we used to be able to go directly to it via 
/sys/class/usb_device/usbdev<bus>.<dev>. Is there a reason that's gone 
away (without special configuration)? Without it our code needs to become more
complex, which is always something I'd rather avoid.

-- 
Dave Mielke           | 2213 Fox Crescent | I believe that the Bible is the
Phone: 1-613-726-0014 | Ottawa, Ontario   | Word of God. Please contact me
EMail: dave@xxxxxxxxx | Canada  K2A 1H7   | if you're concerned about Hell.

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