Agreed, the new kernel resolves the issue. Thanks, as well.

On Sun, Dec 1, 2013 at 12:07 PM, Christopher M. Penalver <
[email protected]> wrote:

> Brad Ford, thank you for taking the time to report this bug and helping to
> make Ubuntu better. However, as per
> http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-trusty.git;a=commit;h=148c1c8ad3c4170186ebe6ea5900adde27d2a0e7
>
> http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-trusty.git;a=commit;h=9d9a04ee758b4c1fcc7586d065cdde7a7607e156
> I am closing it because the bug has been fixed in the latest development
> version of Ubuntu - Trusty Tahr, as well as Saucy:
>
> http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-saucy.git;a=commit;h=148c1c8ad3c4170186ebe6ea5900adde27d2a0e7
>
> http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-saucy.git;a=commit;h=9d9a04ee758b4c1fcc7586d065cdde7a7607e156
>
> ** Changed in: linux (Ubuntu)
>        Status: Confirmed => Fix Released
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1195822
>
> Title:
>   MacBook Air 6,2 (mid2013) Touchpad is Non-Functional
>
> Status in The Linux Kernel:
>   Unknown
> Status in “linux” package in Ubuntu:
>   Fix Released
>
> Bug description:
>   The MacBook Air 6,2 models (11 and 13 inch) touchpad is basically
>   broken; it does not function as a multitouch device, rather it
>   provides the functionality of a basic single-click mouse.  All
>   multitouch capabilities are broken (right-click, scroll, gestures,
>   etc.).
>
>   I would expect that the touchpad would function as a normal fully-
>   functional touchpad, instead the touchpad functionality is limited to
>   mouse-movement and left-clicking.
>
>   The 2013 MacBook Air laptops have a new hardware touchpad device
>   (05ac:0291) which is not compatible with the 'bcm5974' multitouch
>   driver.  As a result, the generic 'usbhid' is being associated with
>   the device (evident in /sys/bus/usb/drivers/usbhid/), which has the
>   effect of the touchpad being registered as a 'Pointer' rather than a
>   'Touchpad' in X.  As a result, it is assigned the generic evdev X
>   mouse driver rather than the synaptics X driver.
>
>   I have been able to 'force' the touchpad to be associated with the
>   'bcm5974' kernel driver (via sysfs), however, the driver fails to
>   communicate with the hardware and no mouse functionality is available.
>   In this case the bcm5974 reports 'could not read from device' in
>   dmesg.
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 13.10
>   Package: linux-image-3.9.0-7-generic 3.9.0-7.15
>   ProcVersionSignature: Ubuntu 3.9.0-7.15-generic 3.9.7
>   Uname: Linux 3.9.0-7-generic x86_64
>   ApportVersion: 2.10.2-0ubuntu2
>   Architecture: amd64
>   AudioDevicesInUse:
>    USER        PID ACCESS COMMAND
>    /dev/snd/controlC0:  lubuntu    2821 F.... lxpanel
>   CRDA: Error: [Errno 2] No such file or directory: 'iw'
>   CasperVersion: 1.334
>   Date: Fri Jun 28 17:14:48 2013
>   IwConfig:
>    eth0      no wireless extensions.
>
>    lo        no wireless extensions.
>   LiveMediaBuild: Lubuntu 13.10 "Saucy Salamander" - Alpha amd64+mac
> (20130625.2)
>   MachineType: Apple Inc. MacBookAir6,2
>   MarkForUpload: True
>   ProcFB: 0 inteldrmfb
>   ProcKernelCmdLine: file=/cdrom/preseed/username.seed boot=casper
> initrd=/casper/initrd.lz quiet splash --
>   RelatedPackageVersions:
>    linux-restricted-modules-3.9.0-7-generic N/A
>    linux-backports-modules-3.9.0-7-generic  N/A
>    linux-firmware                           1.109
>   RfKill:
>    0: hci0: Bluetooth
>         Soft blocked: no
>         Hard blocked: no
>   SourcePackage: linux
>   StagingDrivers: zram
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 05/24/2013
>   dmi.bios.vendor: Apple Inc.
>   dmi.bios.version: MBA61.88Z.0099.B00.1305241529
>   dmi.board.asset.tag: Base Board Asset Tag#
>   dmi.board.name: Mac-7DF21CB3ED6977E5
>   dmi.board.vendor: Apple Inc.
>   dmi.board.version: MacBookAir6,2
>   dmi.chassis.type: 10
>   dmi.chassis.vendor: Apple Inc.
>   dmi.chassis.version: Mac-7DF21CB3ED6977E5
>   dmi.modalias:
> dmi:bvnAppleInc.:bvrMBA61.88Z.0099.B00.1305241529:bd05/24/2013:svnAppleInc.:pnMacBookAir6,2:pvr1.0:rvnAppleInc.:rnMac-7DF21CB3ED6977E5:rvrMacBookAir6,2:cvnAppleInc.:ct10:cvrMac-7DF21CB3ED6977E5:
>   dmi.product.name: MacBookAir6,2
>   dmi.product.version: 1.0
>   dmi.sys.vendor: Apple Inc.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/linux/+bug/1195822/+subscriptions
>

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https://bugs.launchpad.net/bugs/1195822

Title:
  MacBook Air 6,2 (mid2013) Touchpad is Non-Functional

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