This bug report was marked as Incomplete and has not had any updated
comments for quite some time. As a result this bug is being closed.
Please reopen if this is still an issue in the current Ubuntu release
http://www.ubuntu.com/getubuntu/download . Also, please be sure to
provide any requested
The code Eric mentions in comment 14 has been added in the upstream
kernel tree, along with similar code for other MacBookPro's, and will
hopefully be included in kernel 2.6.35.
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[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
You received
adding the below to my drivers/video/backlight/mbp_nvidia_bl.c fixed the
problem for me on my MacBookPro1,1 after recompiling and inserting the
module
{
.callback = mbp_dmi_match,
.ident = MacBookPro 1,1,
.matches= {
I confirm patch patch mentioned in comment #5 works wonderfully in my
Macbook1,1 (first gen white macbook).
That patch is not included in latest kernel (linux-image-2.6.32-21-generic
2.6.32-21.32).
$ sudo dmidecode -s system-manufacturer
Apple Computer, Inc.
$ sudo dmidecode -s
Thanks Aldrin, I can confirm the instructions in comment #10 for
applying the patch in comment #5 work flawlessly on my MacBook 1,1
--
[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
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As an appendix to the instructions posted by Aldrin in comment #11, if you want
to install the module in a more permanent way, replace the last step (sudo
insmod ...) by this:
$ uname -r include/config/kernel.release
$ sudo make M=drivers/video/backlight modules_install
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[i915][kms] kernel
I forgot a step in my previous post:
$ sudo depmod -a
--
[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
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Requested information from bug 397617:
$ sudo dmidecode -s system-manufacturer
Apple Computer, Inc.
$ sudo dmidecode -s system-product-name
MacBookPro1,1
$ lspci | grep VGA
01:00.0 VGA compatible controller: ATI Technologies Inc M56P [Radeon Mobility
X1600]
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[i915][kms] kernel backlight
Not working with MacBook1,1 , MacBook Pro 1,1 and potentially other
MacBooks not in the kernel module. (see bug 397617)
** Changed in: linux (Ubuntu)
Status: Fix Released = Incomplete
--
[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
As asked in bug 397617:
$ sudo dmidecode -s system-manufacturer
Apple Computer, Inc.
$ sudo dmidecode -s system-product-name
MacBook1,1
$ lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation Mobile 945GM/GMS,
943/940GML Express Integrated Graphics Controller (rev 03)
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This bug was fixed in the package linux - 2.6.32-19.28
---
linux (2.6.32-19.28) lucid; urgency=low
[ Andy Whitcroft ]
* [Config] enable various multitouch devices
- LP: #541453
[ Chase Douglas ]
* (pre-stable): input: ALPS - Add signature for HP Pavilion dm3 laptops
** Changed in: linux (Ubuntu)
Status: In Progress = Fix Committed
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[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
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Did you cherry-pick 36bc5ee6a8d1980fa54e97d3469d3d4cda98 ?
You should include http://lkml.org/lkml/2010/3/23/412 which fixes this for
MacBook1,1.
--
[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
You received this bug notification because
** Changed in: linux (Ubuntu)
Status: Confirmed = In Progress
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[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
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** Changed in: linux (Ubuntu)
Importance: Undecided = Low
** Changed in: linux (Ubuntu)
Importance: Low = Medium
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[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
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@sroecker, I cannot see this patch upstream in Linus tree. Have you submitted
it upstream ? If not, can you submit the patch upstream. Here is a link which
tells you about the procedure to do so, in case you need it:
https://wiki.ubuntu.com/KernelTeam/KernelPatches.
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[i915][kms] kernel
This modification indeed makes mpb_backlight module available in
/sys/class/backlight, modifying brightness works as promised. This is on
macbook 3.1.
--
[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
You received this bug notification because
** Changed in: linux (Ubuntu)
Status: New = Confirmed
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[i915][kms] kernel backlight interface missing for macbooks
https://bugs.launchpad.net/bugs/511965
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** Attachment added: AlsaDevices.txt
http://launchpadlibrarian.net/38332759/AlsaDevices.txt
** Attachment added: AplayDevices.txt
http://launchpadlibrarian.net/38332760/AplayDevices.txt
** Attachment added: ArecordDevices.txt
http://launchpadlibrarian.net/38332761/ArecordDevices.txt
Here is a patch for MacBook1,1.
This method should work for all intel macbooks.
If you patch xserver-xorg-video-intel like in bug #417770
the brightness hotkeys work again.
** Attachment added: macbook backlight patch
http://launchpadlibrarian.net/38333986/kernel-backlight.patch
** Tags
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