ACPI lid and battery info incorrectly reported on Samsung 530U
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Medium
|
Unassigned |
Bug Description
This is from a new Samsung Series 5 (530U) Ivy Bridge ultrabook. The ACPI information about battery status and laptop lid status is incorrect. They only reflect the state of the notebook at boot, and do not show (via /proc/acpi or other means) state changes such as:
- plugging or unplugging the AC adaptor
- charging status
- closing or opening the laptop
Laptop brightness controls were also affected, but testing with the latest Quantal backport kernel (3.5.0-
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-generic 3.2.0.30.32
ProcVersionSign
Uname: Linux 3.5.0-14-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
ApportVersion: 2.0.1-0ubuntu12
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: PCH [HDA Intel PCH], device 0: ALC269VC Analog [ALC269VC Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xf0700000 irq 50'
Mixer name : 'Intel CougarPoint HDMI'
Components : 'HDA:10ec0269,
Controls : 27
Simple ctrls : 12
Date: Sat Sep 8 13:07:33 2012
HibernationDevice: RESUME=
MachineType: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/
ProcEnviron:
LANGUAGE=en_CA:en
TERM=xterm
PATH=(custom, no user)
LANG=en_CA.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.79.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/16/2012
dmi.bios.vendor: Phoenix Technologies Ltd.
dmi.bios.version: 06XK
dmi.board.
dmi.board.name: 530U3BI/
dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.board.version: FAB1
dmi.chassis.
dmi.chassis.type: 9
dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
dmi.chassis.
dmi.modalias: dmi:bvnPhoenixT
dmi.product.name: 530U3BI/
dmi.product.
dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.
Changed in linux (Ubuntu): | |
status: | New → Confirmed |
Changed in linux (Ubuntu): | |
importance: | Undecided → Medium |
status: | Confirmed → Triaged |
tags: | added: kernel-fixed-upstream needs-bisect |
Graeme, could you please provide the full computer model as noted on the sticker?