[MacBook Pro 8,2] Occassional delays and hangs during suspend (radeon)
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Medium
|
Seth Forshee |
Bug Description
This machine sometimes has long delays or hands completely when suspending. When these happen there are errors in dmesg like the following:
[drm:
[drm:
These are triggered by erroneous updates to the DP connector status after the card has been suspended. Polling for connector status updates need to be disabled when the device is suspended.
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-
ProcVersionSign
Uname: Linux 3.2.0-12-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
ApportVersion: 1.91-0ubuntu1
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
/dev/snd/
Card0.Amixer.info:
Card hw:0 'PCH'/'HDA Intel PCH at 0xb0900000 irq 47'
Mixer name : 'Cirrus Logic CS4206'
Components : 'HDA:10134206,
Controls : 24
Simple ctrls : 10
Card1.Amixer.info:
Card hw:1 'Generic'/'HD-Audio Generic at 0xb0840000 irq 48'
Mixer name : 'ATI R6xx HDMI'
Components : 'HDA:1002aa01,
Controls : 6
Simple ctrls : 1
Card1.Amixer.
Simple mixer control 'IEC958',0
Capabilities: pswitch pswitch-joined penum
Playback channels: Mono
Mono: Playback [on]
Date: Thu Feb 2 10:24:36 2012
HibernationDevice: RESUME=
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64+mac (20111208)
MachineType: Apple Inc. MacBookPro8,2
ProcEnviron:
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.68
SourcePackage: linux
StagingDrivers: mei
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/28/11
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP81.88Z.
dmi.board.
dmi.board.name: Mac-94245A3940C
dmi.board.vendor: Apple Inc.
dmi.board.version: MacBookPro8,2
dmi.chassis.type: 10
dmi.chassis.vendor: Apple Inc.
dmi.chassis.
dmi.modalias: dmi:bvnAppleInc
dmi.product.name: MacBookPro8,2
dmi.product.
dmi.sys.vendor: Apple Inc.
Related branches
Changed in linux (Ubuntu): | |
status: | In Progress → Fix Committed |
A fix for this issue has been applied to the DRM tree for 3.3. I'll follow up with a backport once it hits Linus's tree.