Hi,
I recently patched the 2.3.99 (http://www.suse.cz/development/usb-backport/)
backport into a 2.2.14 kernel. After some effort, I was able to use my
Kodak 265 digital camera. Great! However, when I tried to use it again
a few days latter I ran into a problem that I am not sure how to debug.
I may have bungled the backport. Most everything seemed to go well, but
I had to create an fstab entry and a device file. The /dev/dcxx* files
have the wrong device numbers, which seems odd.
The fstab entry looks like:
none /proc/bus/usb usbdevfs defaults 0 0
The device file looks like:
crwxrwxrwx 1 root root 180, 80 Apr 28 18:25 /dev/kodak
Yes, I know the permissions are silly, but I didn't want a simple permission
problem causing problems while I was debugging this.
The contents of /proc/bus/usb/drivers:
80- 95: dc2xx
hub
usbdevfs
The contents of /proc/bus/usb/devices:
T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2
B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0
D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1
P: Vendor=0000 ProdID=0000 Rev= 0.00
S: Product=USB UHCI Root Hub
S: SerialNumber=f500
C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA
I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub
E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms
T: Bus=01 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= -1 Spd=12 MxCh= 0
D: Ver= 0.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 0 #Cfgs= 0
P: Vendor=0000 ProdID=0000 Rev= 0.00
The last 3 lines show up when the camera is connected, but seem incomplete.
When I used this successfully a few days ago it seems like there was more
data there.
So, does anyone have any suggested debugging techniques? I'm not sure how
to proceed.
Thanks,
Mike
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