[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1367671
Title:
[Dell Latitude E7240] mini-displayport audio only works via cold-plug
or resume from suspend
Status in linux package in Ubuntu:
Expired
Bug description:
Dell Latitude E7240 (CID 201304-13407) on ubuntu 12.04.5
Steps to reproduce this bug:
1. plug in the mini display port to an external monitor with speaks.
2. click the sound indicator on the unity desktop to choose the correct audio
source and test the audio
Expected result:
there should be displayport audio source ready for you to select.
Actual result:
No such audio source
More information:
1. the audio source could pop up if you cold boot or suspend-resume.
2. HDMI audio of this system could work as hot plug.
--------------
ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-3.13.0-32-generic 3.13.0-32.57~precise1 [modified:
boot/vmlinuz-3.13.0-32-generic]
ProcVersionSignature: Ubuntu 3.13.0-32.57~precise1-generic 3.13.11.4
Uname: Linux 3.13.0-32-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version
k3.13.0-32-generic.
ApportVersion: 2.0.1-0ubuntu17.7
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 1: PCH [HDA Intel PCH], device 0: ALC292 Analog [ALC292 Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: ubuntu 1726 F.... pulseaudio
/dev/snd/controlC0: ubuntu 1726 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'HDMI'/'HDA Intel HDMI at 0xf7e34000 irq 64'
Mixer name : 'Intel Haswell HDMI'
Components : 'HDA:80862807,80860101,00100000'
Controls : 21
Simple ctrls : 3
Card1.Amixer.info:
Card hw:1 'PCH'/'HDA Intel PCH at 0xf7e30000 irq 65'
Mixer name : 'Realtek ALC292'
Components : 'HDA:10ec0292,102805ca,00100001'
Controls : 28
Simple ctrls : 13
Date: Wed Sep 10 05:43:00 2014
HibernationDevice: RESUME=UUID=12a1f163-a692-48a5-ad30-3bb81ec765d7
InstallationMedia: Ubuntu 12.04.5 LTS "Precise Pangolin" - Release amd64
(20140807.1)
MachineType: Dell Inc. Latitude E7240
MarkForUpload: True
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic
root=UUID=357c487a-9f05-4648-995c-b870064d383c ro quiet splash initcall_debug
vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.13.0-32-generic N/A
linux-backports-modules-3.13.0-32-generic N/A
linux-firmware 1.79.16
SourcePackage: linux-lts-trusty
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/05/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A05
dmi.board.name: 0G05MN
dmi.board.vendor: Dell Inc.
dmi.board.version: X01
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvrA05:bd10/05/2013:svnDellInc.:pnLatitudeE7240:pvr01:rvnDellInc.:rn0G05MN:rvrX01:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E7240
dmi.product.version: 01
dmi.sys.vendor: Dell Inc.
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