New USB stack and USB floppy

[Alex Keda]

Hans Petter Selasky пишет:
> On Saturday 28 March 2009, Alex Keda wrote:
>> Hans Petter Selasky пишет:
>>> On Saturday 28 March 2009, Alex Keda wrote:
>>>> Hans Petter Selasky пишет:
>>>>> On Monday 23 March 2009, Alex Keda wrote:
>>>>>> I have USB floppy.
>>>>>>
>>>>>> Mar 24 00:11:25 HP kernel: usb2_alloc_device:1516: getting device
>>>>>> descriptor at addr 3 failed!
>>>>>> Mar 24 00:11:26 HP kernel: ugen0.3: <Mitsumi> at usbus0
>>>>>> Mar 24 00:11:26 HP kernel: umass0: <Mitsumi MITSUMI USB FDD 061M,
>>>>>> class 0/0, rev 1.10/2.00, addr 3> on usbus0
>>>>>> Mar 24 00:11:26 HP kernel: umass0:  SCSI over Bulk-Only; quirks =
>>>>>> 0x0100
>>>>>                                                                     
>>>>> ^^^^ Edit /sys/dev/usb/storage/umass.c
>>>>>
>>>>> And remove the quirk entry for your device. Maybe it is not correct.
>>>> I delete UMASS_PROTO_SCSI.
>>>> But:
>>>> Mar 28 17:44:01 HP kernel: usb2_alloc_device:1516: getting device
>>>> descriptor at addr 3 failed!
>>>> Mar 28 17:44:02 HP kernel: usb2_req_re_enumerate:1434: getting device
>>>> descriptor at addr 3 failed!
>>>> Mar 28 17:44:03 HP kernel: usb2_req_re_enumerate:1434: getting device
>>>> descriptor at addr 3 failed!
>>>> Mar 28 17:44:03 HP kernel: ugen0.3: <> at usbus0 (disconnected)
>>>> Mar 28 17:44:03 HP kernel: uhub_reattach_port:413: could not allocate
>>>> new device!
>>> What happens if you use an external HUB to connect the device ?
>> I do not have external hub =)
>> I have two ports in laptop - that will be enough =)
> 
> Before your device attached in one of the ports, and now after you removed  
> the quirk?
Very strange. I swap mouse and floppy:

Mar 28 18:22:24 HP kernel: ums0: at uhub1, port 1, addr 2 (disconnected)
Mar 28 18:22:24 HP kernel: ugen1.2: <Logitech> at usbus1 (disconnected)
Mar 28 18:22:33 HP kernel: ugen1.2: <MITSUMI> at usbus1
Mar 28 18:22:33 HP kernel: umass0: <MITSUMI MITSUMI USB FDD 061M, class 
0/0, rev 1.10/2.00, addr 2> on usbus1
Mar 28 18:22:33 HP kernel: umass0:  (unknown 0x00) over Bulk-Only; 
quirks = 0x0100
Mar 28 18:22:34 HP kernel: umass0:2:0:-1: Attached to scbus2
Mar 28 18:22:52 HP kernel: usb2_alloc_device:1516: getting device 
descriptor at addr 3 failed!
Mar 28 18:22:53 HP kernel: ugen0.3: <Logitech> at usbus0
Mar 28 18:22:53 HP kernel: ums0: <Logitech Optical USB Mouse, class 0/0, 
rev 2.00/3.40, addr 3> on usbus0
Mar 28 18:22:53 HP kernel: ums0: error reading report description
Mar 28 18:22:53 HP kernel: device_attach: ums0 attach returned 12
Mar 28 18:22:53 HP kernel: ums0: <Logitech Optical USB Mouse, class 0/0, 
rev 2.00/3.40, addr 3> on usbus0
Mar 28 18:22:53 HP kernel: ums0: 3 buttons and [XYZ] coordinates

Then, swap again:

Mar 28 18:23:34 HP kernel: ums0: at uhub0, port 1, addr 3 (disconnected)
Mar 28 18:23:34 HP kernel: ugen0.3: <Logitech> at usbus0 (disconnected)
Mar 28 18:23:36 HP kernel: umass0: at uhub1, port 1, addr 2 (disconnected)
Mar 28 18:23:36 HP kernel: ugen1.2: <MITSUMI> at usbus1 (disconnected)
Mar 28 18:23:39 HP kernel: ugen1.2: <Logitech> at usbus1
Mar 28 18:23:39 HP kernel: ums0: <Logitech Optical USB Mouse, class 0/0, 
rev 2.00/3.40, addr 2> on usbus1
Mar 28 18:23:39 HP kernel: ums0: 3 buttons and [XYZ] coordinates
Mar 28 18:23:42 HP kernel: usb2_alloc_device:1516: getting device 
descriptor at addr 3 failed!
Mar 28 18:23:44 HP kernel: usb2_req_re_enumerate:1434: getting device 
descriptor at addr 3 failed!
Mar 28 18:23:45 HP kernel: usb2_req_re_enumerate:1434: getting device 
descriptor at addr 3 failed!
Mar 28 18:23:45 HP kernel: usb2_alloc_device:1667: Failure selecting 
configuration index 0: USB_ERR_IOERROR, port 1, addr 3 (ignored)
Mar 28 18:23:45 HP kernel: ugen0.3: <Mitsumi> at usbus0
Mar 28 18:23:45 HP kernel: pid 5873 (hald-probe-usb2-dev), uid 0: exited 
on signal 11 (core dumped)

Mouse works well in first, and second port...