Re: [b43] usb device disconnects automatically after 1s

From: Mihai DonÈu
Date: Wed Mar 16 2011 - 18:23:16 EST


Added linux-usb and linux-wireless to CC.

On Thursday 17 March 2011 00:18:31 Mihai DonÈu wrote:
> Hi,
>
> I have just upgraded to 2.6.38 and discovered that I can't use my wireless
> device (BCM4312 802.11a/b/g). I press Fn + F2, the bluetooth led lights
> and after a second it turns off by itself. In dmesg I'm seeing the
> following:
>
> [ 88.167212] usb 1-2.2: new full speed USB device using ehci_hcd and
> address 5
> [ 88.782330] usb 1-2.2: USB disconnect, address 5
>
> I switched to 2.6.37 until I'll have some time to bisect this. In the mean
> time I have attached the output of lspci, interrupts and dmesg.
>
> Thanks,

--
Mihai DonÈu
CPU0 CPU1
0: 185247 0 IO-APIC-edge timer
1: 3764 0 IO-APIC-edge i8042
8: 18 0 IO-APIC-edge rtc0
9: 3 0 IO-APIC-fasteoi acpi
12: 106 0 IO-APIC-edge i8042
14: 28675 0 IO-APIC-edge ata_piix
15: 4047 0 IO-APIC-edge ata_piix
16: 30275 0 IO-APIC-fasteoi i915
17: 27542 0 IO-APIC-fasteoi eth0, b43
19: 31 0 IO-APIC-fasteoi firewire_ohci, yenta
20: 60 0 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb2
21: 0 0 IO-APIC-fasteoi uhci_hcd:usb3
22: 16401 0 IO-APIC-fasteoi uhci_hcd:usb4
23: 0 0 IO-APIC-fasteoi uhci_hcd:usb5
40: 391 0 PCI-MSI-edge hda_intel
NMI: 0 0 Non-maskable interrupts
LOC: 202224 259238 Local timer interrupts
SPU: 0 0 Spurious interrupts
PMI: 0 0 Performance monitoring interrupts
IWI: 0 0 IRQ work interrupts
RES: 123639 198860 Rescheduling interrupts
CAL: 1252 1055 Function call interrupts
TLB: 3962 2590 TLB shootdowns
TRM: 0 0 Thermal event interrupts
THR: 0 0 Threshold APIC interrupts
MCE: 0 0 Machine check exceptions
MCP: 5 5 Machine check polls
ERR: 1
MIS: 0
00:00.0 Host bridge: Intel Corporation Mobile 945GM/PM/GMS, 943/940GML and 945GT Express Memory Controller Hub (rev 03)
Subsystem: Dell Device 01d4
Flags: bus master, fast devsel, latency 0
Capabilities: [e0] Vendor Specific Information: Len=09 <?>
Kernel driver in use: agpgart-intel

00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated Graphics Controller (rev 03) (prog-if 00 [VGA controller])
Subsystem: Dell Device 01d4
Flags: bus master, fast devsel, latency 0, IRQ 16
Memory at eff00000 (32-bit, non-prefetchable) [size=512K]
I/O ports at eff8 [size=8]
Memory at d0000000 (32-bit, prefetchable) [size=256M]
Memory at efec0000 (32-bit, non-prefetchable) [size=256K]
Expansion ROM at <unassigned> [disabled]
Capabilities: [90] MSI: Enable- Count=1/1 Maskable- 64bit-
Capabilities: [d0] Power Management version 2
Kernel driver in use: i915

00:02.1 Display controller: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller (rev 03)
Subsystem: Dell Device 01d4
Flags: bus master, fast devsel, latency 0
Memory at eff80000 (32-bit, non-prefetchable) [size=512K]
Capabilities: [d0] Power Management version 2

00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 01)
Subsystem: Dell Device 01d4
Flags: bus master, fast devsel, latency 0, IRQ 40
Memory at efebc000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [50] Power Management version 2
Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00
Capabilities: [100] Virtual Channel
Capabilities: [130] Root Complex Link
Kernel driver in use: HDA Intel

00:1c.0 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 1 (rev 01) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=0b, subordinate=0b, sec-latency=0
I/O behind bridge: 00002000-00002fff
Memory behind bridge: e4000000-e41fffff
Prefetchable memory behind bridge: 00000000e4200000-00000000e43fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Dell Device 01d4
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link

00:1c.1 PCI bridge: Intel Corporation 82801G (ICH7 Family) PCI Express Port 2 (rev 01) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=0c, subordinate=0c, sec-latency=0
I/O behind bridge: 00003000-00003fff
Memory behind bridge: efd00000-efdfffff
Prefetchable memory behind bridge: 00000000e4400000-00000000e45fffff
Capabilities: [40] Express Root Port (Slot+), MSI 00
Capabilities: [80] MSI: Enable- Count=1/1 Maskable- 64bit-
Capabilities: [90] Subsystem: Dell Device 01d4
Capabilities: [a0] Power Management version 2
Capabilities: [100] Virtual Channel
Capabilities: [180] Root Complex Link

00:1d.0 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #1 (rev 01) (prog-if 00 [UHCI])
Subsystem: Dell Device 01d4
Flags: bus master, medium devsel, latency 0, IRQ 20
I/O ports at bf80 [size=32]
Kernel driver in use: uhci_hcd

00:1d.1 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #2 (rev 01) (prog-if 00 [UHCI])
Subsystem: Dell Device 01d4
Flags: bus master, medium devsel, latency 0, IRQ 21
I/O ports at bf60 [size=32]
Kernel driver in use: uhci_hcd

00:1d.2 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #3 (rev 01) (prog-if 00 [UHCI])
Subsystem: Dell Device 01d4
Flags: bus master, medium devsel, latency 0, IRQ 22
I/O ports at bf40 [size=32]
Kernel driver in use: uhci_hcd

00:1d.3 USB Controller: Intel Corporation 82801G (ICH7 Family) USB UHCI Controller #4 (rev 01) (prog-if 00 [UHCI])
Subsystem: Dell Device 01d4
Flags: bus master, medium devsel, latency 0, IRQ 23
I/O ports at bf20 [size=32]
Kernel driver in use: uhci_hcd

00:1d.7 USB Controller: Intel Corporation 82801G (ICH7 Family) USB2 EHCI Controller (rev 01) (prog-if 20 [EHCI])
Subsystem: Dell Device 01d4
Flags: bus master, medium devsel, latency 0, IRQ 20
Memory at ffa80000 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 2
Capabilities: [58] Debug port: BAR=1 offset=00a0
Kernel driver in use: ehci_hcd

00:1e.0 PCI bridge: Intel Corporation 82801 Mobile PCI Bridge (rev e1) (prog-if 01 [Subtractive decode])
Flags: bus master, fast devsel, latency 0
Bus: primary=00, secondary=02, subordinate=06, sec-latency=32
I/O behind bridge: 00004000-00004fff
Memory behind bridge: efc00000-efcfffff
Prefetchable memory behind bridge: 00000000e0000000-00000000e3ffffff
Capabilities: [50] Subsystem: Dell Device 01d4

00:1f.0 ISA bridge: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge (rev 01)
Subsystem: Dell Device 01d4
Flags: bus master, medium devsel, latency 0
Capabilities: [e0] Vendor Specific Information: Len=0c <?>

00:1f.2 IDE interface: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA IDE Controller (rev 01) (prog-if 80 [Master])
Subsystem: Dell Device 01d4
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 17
I/O ports at 01f0 [size=8]
I/O ports at 03f4 [size=1]
I/O ports at 0170 [size=8]
I/O ports at 0374 [size=1]
I/O ports at bfa0 [size=16]
Capabilities: [70] Power Management version 2
Kernel driver in use: ata_piix

00:1f.3 SMBus: Intel Corporation 82801G (ICH7 Family) SMBus Controller (rev 01)
Subsystem: Dell Device 01d4
Flags: medium devsel, IRQ 17
I/O ports at 10c0 [size=32]
Kernel driver in use: i801_smbus

02:00.0 Ethernet controller: Broadcom Corporation BCM4401-B0 100Base-TX (rev 02)
Subsystem: Dell Device 01d4
Flags: bus master, fast devsel, latency 64, IRQ 17
Memory at efcfe000 (32-bit, non-prefetchable) [size=8K]
Capabilities: [40] Power Management version 2
Kernel driver in use: b44

02:01.0 CardBus bridge: O2 Micro, Inc. Cardbus bridge (rev 21)
Subsystem: Dell Device 01d4
Flags: bus master, stepping, slow devsel, latency 168, IRQ 19
Memory at efc00000 (32-bit, non-prefetchable) [size=4K]
Bus: primary=02, secondary=03, subordinate=06, sec-latency=176
Memory window 0: e0000000-e3fff000 (prefetchable)
Memory window 1: e8000000-ebfff000
I/O window 0: 00004000-000040ff
I/O window 1: 00004400-000044ff
16-bit legacy interface ports at 0001
Kernel driver in use: yenta_cardbus

02:01.4 FireWire (IEEE 1394): O2 Micro, Inc. Firewire (IEEE 1394) (rev 02) (prog-if 10 [OHCI])
Subsystem: Dell Device 01d4
Flags: bus master, medium devsel, latency 64, IRQ 19
Memory at efcfd000 (32-bit, non-prefetchable) [size=4K]
Memory at efcfc800 (32-bit, non-prefetchable) [size=2K]
Capabilities: [60] Power Management version 2
Kernel driver in use: firewire_ohci

0c:00.0 Network controller: Broadcom Corporation BCM4312 802.11a/b/g (rev 01)
Subsystem: Dell Wireless 1490 Dual Band WLAN Mini-Card
Flags: bus master, fast devsel, latency 0, IRQ 17
Memory at efdfc000 (32-bit, non-prefetchable) [size=16K]
Capabilities: [40] Power Management version 2
Capabilities: [58] MSI: Enable- Count=1/1 Maskable- 64bit-
Capabilities: [d0] Express Legacy Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [13c] Virtual Channel
Kernel driver in use: b43-pci-bridge

Attachment: dmesg.txt.gz
Description: GNU Zip compressed data