Messages in this thread | | | Subject | Re: Problem: USB phone not detected after disconnect/reconnect | From | Lee Revell <> | Date | Thu, 05 Jan 2006 17:06:35 -0500 |
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[added alsa-devel and linux-usb-devel to cc]
I have seen similar bug reports from other users. This one seems to affect the USB storage and USB audio devices, is it a bug in the host controller?
On Tue, 2006-01-03 at 13:37 -0800, Rob Dyck wrote: > When USB phone is disconnected and then reconnected the system sometimes does > not detect it. Another device such as storage is not detected either. I am > not positive but the problem seems to occur if the USB phone was connected > during the boot. I do not know if it is relevant but I use APM not ACPI. > > Some information I have gathered. > This is the device > usb 3-1: new device strings: Mfr=1, Product=2, SerialNumber=4 > usb 3-1: Product: USB Phone > usb 3-1: Manufacturer: BeyondTel > usb 3-1: SerialNumber: 0001 > > Good disconnect. Four interfaces unregistered. > > usb 3-1: USB disconnect, address 7 > usb 3-1: usb_disable_device nuking all URBs > usb 3-1: unregistering interface 3-1:1.0 > usb 3-1:1.0: hotplug > usb 3-1: unregistering interface 3-1:1.1 > usb 3-1:1.1: hotplug > usb 3-1: unregistering interface 3-1:1.2 > usb 3-1:1.2: hotplug > usb 3-1: unregistering interface 3-1:1.3 > drivers/usb/core/file.c: removing 96 minor > usb 3-1:1.3: hotplug > usb 3-1: unregistering device > usb 3-1: hotplug > hub 3-0:1.0: debounce: port 1: total 100ms stable 100ms status 0x100 > uhci_hcd 0000:00:10.1: suspend_rh (auto-stop) > > Bad disconnect. interfaces 1.1 1.2 and 1.3 not unregistered > > usb 3-1: USB disconnect, address 2 > usb 3-1: usb_disable_device nuking all URBs > usb 3-1: unregistering interface 3-1:1.0 > uhci_hcd 0000:00:10.1: suspend_rh (auto-stop) > > Also /var/log/hotplug/events shows that the OSS audio devices were removed on > disconnect but the ALSA devices were not. The problem is not specific to > 2.6.15 however I do not know when it started. Perhaps it has always been a > problem in USB. > > Linux fatboy.mylan 2.6.15 #1 PREEMPT Tue Jan 3 11:49:30 PST 2006 i686 athlon > i386 GNU/Linux > > Gnu C 3.4.2 > Gnu make 3.80 > binutils 2.15.92.0.2 > util-linux 2.12a > mount 2.12a > module-init-tools 3.1-pre5 > e2fsprogs 1.35 > reiserfsprogs line > reiser4progs line > pcmcia-cs 3.2.7 > quota-tools 3.12. > PPP 2.4.2 > isdn4k-utils 3.3 > nfs-utils 1.0.6 > Linux C Library 2.3.3 > Dynamic linker (ldd) 2.3.3 > Procps 3.2.3 > Net-tools 1.60 > Kbd 1.12 > Sh-utils 5.2.1 > udev 075 > Modules Loaded parport_pc lp parport autofs4 nfs lockd sunrpc > af_packet usbhid uhci_hcd ehci_hcd snd_via82xx snd_ac97_codec snd_ac97_bus > snd_mpu401_uart snd_usb_audio snd_pcm_oss snd_mixer_oss snd_pcm snd_timer > snd_page_alloc snd_usb_lib snd_rawmidi snd_hwdep snd soundcore > > Keywords - USB, hotplug > > Output of lspci > 00:00.0 Host bridge: VIA Technologies, Inc. VT8377 [KT400/KT600 AGP] Host > Bridge > 00:01.0 PCI bridge: VIA Technologies, Inc. VT8235 PCI Bridge > 00:10.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 > Controller (rev 80) > 00:10.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 > Controller (rev 80) > 00:10.2 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 > Controller (rev 80) > 00:10.3 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 82) > 00:11.0 ISA bridge: VIA Technologies, Inc. VT8235 ISA Bridge > 00:11.1 IDE interface: VIA Technologies, Inc. > VT82C586A/B/VT82C686/A/B/VT823x/A/C PIPC Bus Master IDE (rev 06) > 00:11.5 Multimedia audio controller: VIA Technologies, Inc. VT8233/A/8235/8237 > AC97 Audio Controller (rev 50) > 00:12.0 Ethernet controller: VIA Technologies, Inc. VT6102 [Rhine-II] (rev 74) > 01:00.0 VGA compatible controller: nVidia Corporation NV5M64 [RIVA TNT2 Model > 64/Model 64 Pro] (rev 15) > > lsusb just hangs. > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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