MacbookPro 4,1 periodic device disconnect/reconnects
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Undecided
|
Unassigned |
Bug Description
i'm havin problems with the trackpad and keyboard on a penryn macbook - due to my dmesg it's propably an issue with the bcm5974 driver...
dmesg output:
...
[176267.592140] apple 0003:05AC:
[176267.594143] input: bcm5974 as /devices/
[176267.660056] bcm5974: bcm5974: could not read from device
[176267.660060] bcm5974: mode switch failed
[176267.669053] bcm5974: bcm5974: could not read from device
[176267.669055] bcm5974: mode switch failed
[176267.750533] hub 7-0:1.0: port 2 disabled by hub (EMI?), re-enabling...
[176267.750538] usb 7-2: USB disconnect, address 96
[176267.998294] usb 7-2: new full speed USB device using uhci_hcd and address 97
[176268.229152] usb 7-2: configuration #1 chosen from 1 choice
[176268.242485] input: Apple, Inc. Apple Internal Keyboard / Trackpad as /devices/
[176268.242554] apple 0003:05AC:
[176268.259067] usb 7-2: ctrl urb status -75 received
any hints how to hunt this bug are welcome!
---
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.20.
Architecture: i386
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
/dev/snd/pcmC0D0c: olsen 4686 F...m jackd
/dev/snd/pcmC0D0p: olsen 4686 F...m jackd
/dev/snd/seq: olsen 4604 F.... qjackctl.bin
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xdb500000 irq 20'
Mixer name : 'Realtek ALC889A'
Components : 'HDA:10ec0885,
Controls : 33
Simple ctrls : 19
DistroRelease: Ubuntu 10.04
Frequency: Once a day.
HibernationDevice: RESUME=
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028)
MachineType: Apple Inc. MacBookPro4,1
NonfreeKernelMo
Package: linux (not installed)
ProcCmdLine: BOOT_IMAGE=
ProcEnviron:
LANG=en_US.utf8
SHELL=/bin/bash
ProcVersionSign
Regression: No
RelatedPackageV
Reproducible: No
RfKill:
10: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
Tags: lucid needs-upstream-
Uname: Linux 2.6.31-10-rt i686
UserGroups: adm admin audio cdrom dialout lpadmin netdev plugdev sambashare video
dmi.bios.date: 02/27/08
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP41.88Z.
dmi.board.
dmi.board.name: Mac-F42C89C8
dmi.board.vendor: Apple Inc.
dmi.board.version: PVT
dmi.chassis.
dmi.chassis.type: 2
dmi.chassis.vendor: Apple Inc.
dmi.chassis.
dmi.modalias: dmi:bvnAppleInc
dmi.product.name: MacBookPro4,1
dmi.product.
dmi.sys.vendor: Apple Inc.
summary: |
- MacbookPro 4,1 periodic disconnect/reconnects + MacbookPro 4,1 periodic device disconnect/reconnects |
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