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[Bug 1199217] Re: Dell laptops' ST Microelectronics Free Fall Sensor (accelerometer) [pnp:8810] cannot be detected at all

 

@Joseph Salisbury (jsalisbury): Driver which I sent to LKML was only now
pulled by Linus to his tree. So it will be in 3.16 kernel. If you do not
backport it back to trusty kernel, than it will never hit older (<<
3.16) kernels...

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https://bugs.launchpad.net/bugs/1199217

Title:
  Dell laptops' ST Microelectronics Free Fall Sensor (accelerometer)
  [pnp:8810] cannot be detected at all

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  CID: 201201-10339 Dell Latitude E6530 [1]
  CID: 201307-13941 Dell Latitude E5440 [2]

  According to the information provided by Dell, these systems should have an accelerometer on the motherboard (Free-Fall sensor), but it cannot be detected at all
  (cannot be found in  /proc/bus/input/devices)

  If using windows, it shows ACPI/SMO8810 in device manager
  If you run "lspnp", you can see: 
  00:0c SMO8810 (unknown)

  [1] http://www.dell.com/downloads/global/products/latit/dell_latitude_e6530_spec_sheet.pdf
  [2] http://www.dell.com/us/business/p/latitude-e5440-laptop/pd

  This issue has also been verified with 12.04.4, see bug 1310879

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.5.0-23-generic 3.5.0-23.35~precise1
  ProcVersionSignature: Ubuntu 3.5.0-23.35~precise1-generic 3.5.7.2
  Uname: Linux 3.5.0-23-generic x86_64
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
  AplayDevices:
   **** List of PLAYBACK Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  ApportVersion: 2.0.1-0ubuntu17.1
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: PCH [HDA Intel PCH], device 0: STAC92xx Analog [STAC92xx Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  ubuntu     1635 F.... pulseaudio
  CRDA:
   country TW:
    (2402 - 2472 @ 40), (3, 27)
    (5270 - 5330 @ 40), (3, 17), DFS
    (5735 - 5815 @ 40), (3, 30)
  Card0.Amixer.info:
   Card hw:0 'PCH'/'HDA Intel PCH at 0xf7e30000 irq 49'
     Mixer name	: 'IDT 92HD93BXX'
     Components	: 'HDA:111d76df,10280535,00100203 HDA:14f12c06,14f1000f,00100000'
     Controls      : 20
     Simple ctrls  : 10
  Date: Tue Jul  9 11:09:52 2013
  HibernationDevice: RESUME=UUID=8ee31955-e727-4041-b013-ddde9c2533a6
  InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213)
  MachineType: Dell Inc. Latitude E6530
  MarkForUpload: True
  ProcEnviron:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB:
   0 inteldrmfb
   1 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-23-generic root=UUID=81b802b0-1e06-43e7-8c92-b241adf7768c ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.5.0-23-generic N/A
   linux-backports-modules-3.5.0-23-generic  N/A
   linux-firmware                            1.79.1
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 09/19/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A06
  dmi.board.name: 07Y85M
  dmi.board.vendor: Dell Inc.
  dmi.board.version: X03
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvrA06:bd09/19/2012:svnDellInc.:pnLatitudeE6530:pvr01:rvnDellInc.:rn07Y85M:rvrX03:cvnDellInc.:ct9:cvr:
  dmi.product.name: Latitude E6530
  dmi.product.version: 01
  dmi.sys.vendor: Dell Inc.

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