[i915][kms] kernel backlight interface missing for macbooks
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Expired
|
Medium
|
Unassigned | ||
Bug Description
There is no /sys/class/
The module mbp_nvidia_bl only supports Macbook Pro, though the method for Macbook with intel graphics is the same.
ProblemType: Bug
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
Architecture: i386
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0x90440000 irq 22'
Mixer name : 'SigmaTel STAC9221 A1'
Components : 'HDA:83847680,
Controls : 21
Simple ctrls : 13
Date: Sun Jan 24 17:21:05 2010
DistroRelease: Ubuntu 10.04
EcryptfsInUse: Yes
HibernationDevice: RESUME=
IwConfig:
lo no wireless extensions.
eth0 no wireless extensions.
pan0 no wireless extensions.
MachineType: Apple Computer, Inc. MacBook1,1
Package: linux-image-
ProcCmdLine: root=UUID=
ProcEnviron:
SHELL=/bin/bash
PATH=(custom, user)
LANG=de_DE.UTF-8
LANGUAGE=
ProcVersionSign
Regression: No
RelatedPackageV
Reproducible: Yes
RfKill:
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
SourcePackage: linux
TestedUpstream: No
Uname: Linux 2.6.32-11-generic i686
WpaSupplicantLog:
dmi.bios.date: 10/12/06
dmi.bios.vendor: Apple Computer, Inc.
dmi.bios.version: MB11.88Z.
dmi.board.
dmi.board.name: Mac-F4208CC8
dmi.board.vendor: Apple Computer, Inc.
dmi.board.version: PVT
dmi.chassis.
dmi.chassis.type: 10
dmi.chassis.vendor: Apple Computer, Inc.
dmi.chassis.
dmi.modalias: dmi:bvnAppleCom
dmi.product.name: MacBook1,1
dmi.product.
dmi.sys.vendor: Apple Computer, Inc.
Changed in linux (Ubuntu): | |
status: | New → Confirmed |
Changed in linux (Ubuntu): | |
importance: | Undecided → Low |
importance: | Low → Medium |
Changed in linux (Ubuntu): | |
status: | Confirmed → In Progress |
Changed in linux (Ubuntu): | |
status: | In Progress → Fix Committed |
Here is a patch for MacBook1,1.
This method should work for all intel macbooks. xorg-video- intel like in bug #417770
If you patch xserver-
the brightness hotkeys work again.