[Bug 21279] New: Spca5xx + USB 2.0 HUB not working (freeze)

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Ubuntu | linux

           Summary: Spca5xx + USB 2.0 HUB not working (freeze)
           Product: Ubuntu
           Version: unspecified
          Platform: i386
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: linux
        AssignedTo: ben.collins at ubuntu.com
        ReportedBy: echetto at gmail.com
         QAContact: kernel-bugs at lists.ubuntu.com


I had the problem referred in the bug #15809, recompiling worked
But if I connect the camera to a USB 2.0 HUB it freezes again.
I've compiled the last spca5xx driver version (20051212)
This is the output of cat /proc/bus/usb/devices

The HUB:

T:  Bus=04 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#=  2 Spd=480 MxCh= 4
D:  Ver= 2.00 Cls=09(hub  ) Sub=00 Prot=01 MxPS=64 #Cfgs=  1
P:  Vendor=05e3 ProdID=0605 Rev= 6.0b
S:  Product=USB2.0 Hub
C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=09(hub  ) Sub=00 Prot=00 Driver=hub
E:  Ad=81(I) Atr=03(Int.) MxPS=   1 Ivl=256ms

The webcam:

T:  Bus=04 Lev=02 Prnt=02 Port=02 Cnt=02 Dev#=  4 Spd=12  MxCh= 0
D:  Ver= 1.10 Cls=ff(vend.) Sub=ff Prot=00 MxPS= 8 #Cfgs=  1
P:  Vendor=04fc ProdID=0561 Rev= 0.00
S:  Manufacturer=Sunplus Technology Co., Ltd.
S:  Product=Generic Digital camera
C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=100mA
I:  If#= 0 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS=   0 Ivl=1ms
I:  If#= 0 Alt= 1 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 128 Ivl=1ms
I:  If#= 0 Alt= 2 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 880 Ivl=1ms
I:  If#= 0 Alt= 3 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 512 Ivl=1ms
I:  If#= 0 Alt= 4 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 640 Ivl=1ms
I:  If#= 0 Alt= 5 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 768 Ivl=1ms
I:  If#= 0 Alt= 6 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 896 Ivl=1ms
I:  If#= 0 Alt= 7 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS=1023 Ivl=1ms
I:  If#= 0 Alt= 8 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 544 Ivl=1ms
I:  If#= 0 Alt= 9 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 656 Ivl=1ms
I:  If#= 0 Alt=10 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 704 Ivl=1ms
I:  If#= 0 Alt=11 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 864 Ivl=1ms
I:  If#= 0 Alt=12 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 960 Ivl=1ms
I:  If#= 0 Alt=13 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=spca5xx
E:  Ad=81(I) Atr=01(Isoc) MxPS= 845 Ivl=1ms

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