Public bug reported:

At least since upgrading to Yakkey, my MacBookPro12,1 (13", 2015) seems
to respond to increased system heat using only kidle_inject, and not the
built-in fan. kidle_inject with kick in rather quickly, especially with
the Australian summer starting to be felt, and will render the system
near useless.

Doing some investigation, it appears that no fan is registered as a
cooling device:

> mjg@payens:~$ grep . /sys/class/thermal/cooling_device*/type
> /sys/class/thermal/cooling_device0/type:Processor
> /sys/class/thermal/cooling_device1/type:Processor
> /sys/class/thermal/cooling_device2/type:Processor
> /sys/class/thermal/cooling_device3/type:Processor
> /sys/class/thermal/cooling_device4/type:intel_powerclamp

Even though one is picked up by applesmc:

> Nov 08 10:08:56 payens kernel: applesmc: key=670 fan=1 temp=35
index=34 acc=0 lux=2 kbd=1

The fan seems to be physically in good condition, I tested it out using
the following:

> root@payens:~# echo 6000 > /sys/devices/platform/applesmc.768/fan1_min

Which started it blowing a lot of warm air out.

ProblemType: Bug
DistroRelease: Ubuntu 16.10
Package: linux-image-generic 4.8.0.26.35
ProcVersionSignature: Ubuntu 4.8.0-26.28-generic 4.8.0
Uname: Linux 4.8.0-26-generic x86_64
ApportVersion: 2.20.3-0ubuntu8
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  mjg        3076 F.... pulseaudio
 /dev/snd/controlC0:  mjg        3076 F.... pulseaudio
CurrentDesktop: GNOME
Date: Tue Nov  8 13:36:01 2016
HibernationDevice: RESUME=UUID=bc879a1f-ac27-48ae-82dd-3c81b7307dd0
InstallationDate: Installed on 2015-07-22 (475 days ago)
InstallationMedia: Ubuntu-GNOME 15.04 "Vivid Vervet" - Release amd64 (20150422)
Lsusb:
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
 Bus 001 Device 003: ID 05ac:0273 Apple, Inc. 
 Bus 001 Device 002: ID 05ac:8290 Apple, Inc. 
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: Apple Inc. MacBookPro12,1
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.8.0-26-generic 
root=/dev/mapper/ubuntu--gnome--vg-root ro quiet splash acpi_backlight=vendor 
i915.fastboot=1
RelatedPackageVersions:
 linux-restricted-modules-4.8.0-26-generic N/A
 linux-backports-modules-4.8.0-26-generic  N/A
 linux-firmware                            1.161
SourcePackage: linux
UpgradeStatus: Upgraded to yakkety on 2016-10-05 (33 days ago)
dmi.bios.date: 09/28/2015
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP121.88Z.0167.B14.1509281135
dmi.board.name: Mac-E43C1C25D4880AD6
dmi.board.vendor: Apple Inc.
dmi.board.version: MacBookPro12,1
dmi.chassis.type: 9
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-E43C1C25D4880AD6
dmi.modalias: 
dmi:bvnAppleInc.:bvrMBP121.88Z.0167.B14.1509281135:bd09/28/2015:svnAppleInc.:pnMacBookPro12,1:pvr1.0:rvnAppleInc.:rnMac-E43C1C25D4880AD6:rvrMacBookPro12,1:cvnAppleInc.:ct9:cvrMac-E43C1C25D4880AD6:
dmi.product.name: MacBookPro12,1
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug yakkety

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https://bugs.launchpad.net/bugs/1640000

Title:
  kidle_inject overly onerous, fans never used on MacBookPro12,1

Status in linux package in Ubuntu:
  New

Bug description:
  At least since upgrading to Yakkey, my MacBookPro12,1 (13", 2015)
  seems to respond to increased system heat using only kidle_inject, and
  not the built-in fan. kidle_inject with kick in rather quickly,
  especially with the Australian summer starting to be felt, and will
  render the system near useless.

  Doing some investigation, it appears that no fan is registered as a
  cooling device:

  > mjg@payens:~$ grep . /sys/class/thermal/cooling_device*/type
  > /sys/class/thermal/cooling_device0/type:Processor
  > /sys/class/thermal/cooling_device1/type:Processor
  > /sys/class/thermal/cooling_device2/type:Processor
  > /sys/class/thermal/cooling_device3/type:Processor
  > /sys/class/thermal/cooling_device4/type:intel_powerclamp

  Even though one is picked up by applesmc:

  > Nov 08 10:08:56 payens kernel: applesmc: key=670 fan=1 temp=35
  index=34 acc=0 lux=2 kbd=1

  The fan seems to be physically in good condition, I tested it out
  using the following:

  > root@payens:~# echo 6000 >
  /sys/devices/platform/applesmc.768/fan1_min

  Which started it blowing a lot of warm air out.

  ProblemType: Bug
  DistroRelease: Ubuntu 16.10
  Package: linux-image-generic 4.8.0.26.35
  ProcVersionSignature: Ubuntu 4.8.0-26.28-generic 4.8.0
  Uname: Linux 4.8.0-26-generic x86_64
  ApportVersion: 2.20.3-0ubuntu8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  mjg        3076 F.... pulseaudio
   /dev/snd/controlC0:  mjg        3076 F.... pulseaudio
  CurrentDesktop: GNOME
  Date: Tue Nov  8 13:36:01 2016
  HibernationDevice: RESUME=UUID=bc879a1f-ac27-48ae-82dd-3c81b7307dd0
  InstallationDate: Installed on 2015-07-22 (475 days ago)
  InstallationMedia: Ubuntu-GNOME 15.04 "Vivid Vervet" - Release amd64 
(20150422)
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 003: ID 05ac:0273 Apple, Inc. 
   Bus 001 Device 002: ID 05ac:8290 Apple, Inc. 
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Apple Inc. MacBookPro12,1
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.8.0-26-generic 
root=/dev/mapper/ubuntu--gnome--vg-root ro quiet splash acpi_backlight=vendor 
i915.fastboot=1
  RelatedPackageVersions:
   linux-restricted-modules-4.8.0-26-generic N/A
   linux-backports-modules-4.8.0-26-generic  N/A
   linux-firmware                            1.161
  SourcePackage: linux
  UpgradeStatus: Upgraded to yakkety on 2016-10-05 (33 days ago)
  dmi.bios.date: 09/28/2015
  dmi.bios.vendor: Apple Inc.
  dmi.bios.version: MBP121.88Z.0167.B14.1509281135
  dmi.board.name: Mac-E43C1C25D4880AD6
  dmi.board.vendor: Apple Inc.
  dmi.board.version: MacBookPro12,1
  dmi.chassis.type: 9
  dmi.chassis.vendor: Apple Inc.
  dmi.chassis.version: Mac-E43C1C25D4880AD6
  dmi.modalias: 
dmi:bvnAppleInc.:bvrMBP121.88Z.0167.B14.1509281135:bd09/28/2015:svnAppleInc.:pnMacBookPro12,1:pvr1.0:rvnAppleInc.:rnMac-E43C1C25D4880AD6:rvrMacBookPro12,1:cvnAppleInc.:ct9:cvrMac-E43C1C25D4880AD6:
  dmi.product.name: MacBookPro12,1
  dmi.product.version: 1.0
  dmi.sys.vendor: Apple Inc.

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