hi every one
I use usb hub for cubieboard. I use 4 usb bluetooth Modules but the
problem is that only 2 devices can work correctly . I test many hubs but
this problem does not solved. can anyone help me. I use all kernel from 3.4
to 3.79 but no one worked fine.
It also fails many time to initiat other device like mouse and ... when
they are more than 2 device .
only use 2 Bluetooth device correctly
*hcitool dev*
Devices:
hci1 00:1B:DC:0F:F2:3D
hci0 00:1B:DC:0F:F1:F7
but 4 Bluetooth device pluged
root@cubieez:/home/cubie#* lsusb*
Bus 004 Device 004: ID 05e3:0608 Genesys Logic, Inc. USB-2.0 4-Port HUB
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 005: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth
Dongle (HCI mode)
Bus 004 Device 006: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth
Dongle (HCI mode)
Bus 004 Device 007: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth
Dongle (HCI mode)
Bus 004 Device 008: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth
Dongle (HCI mode)
when I plug the hub this is the massage :
ehci_irq: port change detect
<6>usb 4-1: new high-speed USB device number 2 using sw-ehci
<6>hub 4-1:1.0: USB hub found
<6>hub 4-1:1.0: 4 ports detected
<6>usb 4-1.1: new full-speed USB device number 3 using sw-ehci
<6>usbcore: registered new interface driver btusb
<6>usb 4-1.2: new full-speed USB device number 4 using sw-ehci
<6>usb 4-1.4: new full-speed USB device number 5 using sw-ehci
<4>------------[ cut here ]------------
<4>WARNING: at /home/pwood/arm/mk802/linux-sunxi/fs/sysfs/dir.c:508
sysfs_add_one+0x88/0xbc()
<4>sysfs: cannot create duplicate filename '/class/bluetooth/hci0'
<d>Modules linked in: btusb rfcomm bnep bluetooth gpio_sunxi
[<c0014d74>] (unwind_backtrace+0x0/0x138) from [<c0035958>]
(warn_slowpath_common+0x4c/0x64)
[<c0035958>] (warn_slowpath_common+0x4c/0x64) from [<c0035a04>]
(warn_slowpath_fmt+0x30/0x40)
[<c0035a04>] (warn_slowpath_fmt+0x30/0x40) from [<c013e1bc>]
(sysfs_add_one+0x88/0xbc)
[<c013e1bc>] (sysfs_add_one+0x88/0xbc) from [<c013ee50>]
(sysfs_do_create_link+0x118/0x214)
[<c013ee50>] (sysfs_do_create_link+0x118/0x214) from [<c0332ae8>]
(device_add+0x2a0/0x5bc)
[<c0332ae8>] (device_add+0x2a0/0x5bc) from [<bf01dff8>]
(hci_add_sysfs+0x48/0x138 [bluetooth])
[<bf01dff8>] (hci_add_sysfs+0x48/0x138 [bluetooth]) from [<bf007e14>]
(hci_register_dev+0x404/0x54c [bluetooth])
[<bf007e14>] (hci_register_dev+0x404/0x54c [bluetooth]) from [<bf07b0f0>]
(btusb_probe+0x3bc/0x5d4 [btusb])
[<bf07b0f0>] (btusb_probe+0x3bc/0x5d4 [btusb]) from [<c03a4d74>]
(usb_probe_interface+0xf8/0x1f4)
[<c03a4d74>] (usb_probe_interface+0xf8/0x1f4) from [<c03351f0>]
(driver_probe_device+0xb0/0x348)
[<c03351f0>] (driver_probe_device+0xb0/0x348) from [<c03337ec>]
(bus_for_each_drv+0x5c/0x88)
[<c03337ec>] (bus_for_each_drv+0x5c/0x88) from [<c03350d8>]
(device_attach+0x88/0xa0)
[<c03350d8>] (device_attach+0x88/0xa0) from [<c03345dc>]
(bus_probe_device+0x84/0xa8)
[<c03345dc>] (bus_probe_device+0x84/0xa8) from [<c0332d08>]
(device_add+0x4c0/0x5bc)
[<c0332d08>] (device_add+0x4c0/0x5bc) from [<c03a3df0>]
(usb_set_configuration+0x5c8/0x724)
[<c03a3df0>] (usb_set_configuration+0x5c8/0x724) from [<c03ab4a4>]
(generic_probe+0x44/0x88)
[<c03ab4a4>] (generic_probe+0x44/0x88) from [<c03a413c>]
(usb_probe_device+0x2c/0x50)
[<c03a413c>] (usb_probe_device+0x2c/0x50) from [<c03351f0>]
(driver_probe_device+0xb0/0x348)
[<c03351f0>] (driver_probe_device+0xb0/0x348) from [<c03337ec>]
(bus_for_each_drv+0x5c/0x88)
[<c03337ec>] (bus_for_each_drv+0x5c/0x88) from [<c03350d8>]
(device_attach+0x88/0xa0)
[<c03350d8>] (device_attach+0x88/0xa0) from [<c03345dc>]
(bus_probe_device+0x84/0xa8)
[<c03345dc>] (bus_probe_device+0x84/0xa8) from [<c0332d08>]
(device_add+0x4c0/0x5bc)
[<c0332d08>] (device_add+0x4c0/0x5bc) from [<c039ca1c>]
(usb_new_device+0x140/0x234)
[<c039ca1c>] (usb_new_device+0x140/0x234) from [<c039d15c>]
(hub_thread+0x64c/0x14d4)
[<c039d15c>] (hub_thread+0x64c/0x14d4) from [<c004f6dc>] (kthread+0x84/0x90)
[<c004f6dc>] (kthread+0x84/0x90) from [<c000f49c>]
(kernel_thread_exit+0x0/0x8)
<4>---[ end trace 3af3bb75622fadb5 ]---
<4>btusb: probe of 4-1.4:1.0 failed with error -17
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