Public bug reported:
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:0231.1A2F: hidraw1: USB HID v1.11 Device
[Apple, Inc. Apple Internal Keyboard / Trackpad] on usb-0000:00:1d.2-2/input1
[176267.594143] input: bcm5974 as
/devices/pci0000:00/0000:00:1d.2/usb7/7-2/7-2:1.2/input/input6710
[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/pci0000:00/0000:00:1d.2/usb7/7-2/7-2:1.0/input/input6711
[176268.242554] apple 0003:05AC:0231.1A30: input,hidraw0: USB HID v1.11
Keyboard [Apple, Inc. Apple Internal Keyboard / Trackpad] on
usb-0000:00:1d.2-2/input0
[176268.259067] usb 7-2: ctrl urb status -75 received
any hints how to hunt this bug are welcome!
** Affects: ubuntu
Importance: Undecided
Status: New
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MacbookPro 4,1 periodic disconnect/reconnects
https://bugs.launchpad.net/bugs/601132
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