On Tue, 14 Jan 2003 11:04:24 -0800 (PST)
Wayne Whitney <[EMAIL PROTECTED]> wrote:
>
> I had been running linux kernel 2.5.47-ac6 [the -ac6 patch contains no
> changes to drivers/usb] and successfully set up my new USB printer.  
> Loading usblp.o gave these kernel messages:
> 
> drivers/usb/class/usblp.c: usblp0: USB Bidirectional printer dev 3 if 0 alt 0 proto 
>3 vid 0x03F0 pid 0x0711
> drivers/usb/core/usb.c: registered new driver usblp
> drivers/usb/class/usblp.c: v0.12: USB Printer Device Class driver
> 
> I recently upgraded to 2.5.58, and usblp.ko no longer finds usblp0.  I
> just get these messages:
> 
> drivers/usb/core/usb.c: registered new driver usblp
> drivers/usb/class/usblp.c: v0.13: USB Printer Device Class driver
> 

It seems that newest kernel dont find the USB some devices (usblp or scanner) 
anymore on boot. The devices are found is USB cable is removed or power
is taken away from the devices (needs some seconds at least). This seems to
happen with and without hotplug enabled. The changes seem not to be in the
drivers itself (thay are the only part I know a little bit), but in the boot logic
somewhere.

If you normally use the devices in poweroff mode, you dont see the problem 
at all, so not so many are complaining.

This seems to have started in 2.5.57, finding the devices at boot used to work 
in 2.5.56.

---
Kari Hämeenaho




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