Comment 106 for bug 89860

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Wes Garner (wesgarner) wrote : Re: [Bug 89860] Re: /proc/acpi/button/lid/*/state always says "open"

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Wes Garner
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Mobile: 205-202-0021
Fax: 205-995-8790
On Apr 2, 2012 11:55 PM, "Robert Collins" <email address hidden> wrote:

> ** No longer affects: acpi (Ubuntu)
>
> ** No longer affects: acpi-support (Ubuntu)
>
> ** Changed in: linux-source-2.6.20 (Ubuntu)
> Assignee: Registry Administrators (registry) => (unassigned)
>
> ** Changed in: linux-source-2.6.22 (Ubuntu)
> Assignee: Registry Administrators (registry) => (unassigned)
>
> ** Changed in: linux (Ubuntu)
> Assignee: Registry Administrators (registry) => (unassigned)
>
> ** No longer affects: acpi
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/89860
>
> Title:
> /proc/acpi/button/lid/*/state always says "open"
>
> Status in “linux” package in Ubuntu:
> Won't Fix
> Status in “linux-source-2.6.20” package in Ubuntu:
> Won't Fix
> Status in “linux-source-2.6.22” package in Ubuntu:
> Won't Fix
>
> Bug description:
> My laptop is an HP Pavilion dv4000. I'm running up-to-date Feisty.
>
> Regardless of whether my laptop lid is open or closed, I always get
> this:
>
> root@peace:/etc/acpi# cat /proc/acpi/button/lid/*/state
> state: open
>
> This would explain why I can suspend the laptop using Gnome's power
> management menu, but why it doesn't do it when I close the lid. (I
> have specified under power management preferences that it's to suspend
> when I close the lid.)
>
> I know that at some level the lid switch works because when I press it
> the screen backlight turns off (although I can still faintly see that
> the display is still live).
>
> There was one hint of the issue in this email:
> http://lists.opensuse.org/opensuse-mobile/2007-02/msg00016.html
>
> Here's a Ubuntu bug that seems similar, but got rejected:
> https://launchpad.net/ubuntu/+source/kernel-package/+bug/16662
>
> My bug is different than this one:
> https://launchpad.net/ubuntu/+source/linux-source-2.6.15/+bug/34389
> because my laptop state is *always* reported as open.
>
> I've attached the output of dmesg and dmidecode.
>
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