Comment 26 for bug 429351

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Sonsum (scottonsum) wrote : Re: [Bug 429351] Re: Samsung N120 Brightness controls don't work (Jaunty+Karmic)

Shouldn't this be posted as a different bug? 10.10 seems to be working
for me with my N120, which the original bug was about.

Shouldn't you make a new one for the n210?

Because this one seems solved.

I think it would be better for everyone if you made a new one,
generically for samsung laptops (instead of just the n120) and for
Maverick and Lucid instead of Jaunty and Karmic.

2010/9/22 Xavier Gnata <email address hidden>:
> ** Changed in: hal-info (Ubuntu)
>       Status: New => Confirmed
>
> --
> Samsung N120 Brightness controls don't work (Jaunty+Karmic)
> https://bugs.launchpad.net/bugs/429351
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in “hal-info” package in Ubuntu: Confirmed
>
> Bug description:
> Binary package hint: hal-info
>
> Brightness control keys on a Samsung N120 netbook are not recognized and can't be used to control brightness.
> Those are the up & down cursor keys (FN+UP and FN+DOWN).
>
> I am using Jaunty (lpia kernel) with -proposed updates.
>
> dmesg reports:
> [  341.102441] atkbd.c: Unknown key pressed (translated set 2, code 0x89 on isa0060/serio0).
> [  341.102458] atkbd.c: Use 'setkeycodes e009 <keycode>' to make it known.
> [  341.274301] atkbd.c: Unknown key pressed (translated set 2, code 0x88 on isa0060/serio0).
> [  341.274318] atkbd.c: Use 'setkeycodes e008 <keycode>' to make it known.
>
> It seems the N120's hardware description in /usr/share/hal/fdi/information/10freedesktop/30-keymap-misc.fdi, even adding it didn't resolve this problem for me.
>
> There are other similar bugs related to brightness control keys on Samsung systems:
> Bug #359814 - Samsung nc20 brightness keys do not work
>
> input-event returns the following ("#" prefixed comments mine0
> iz@lilo:~$ sudo input-events /dev/input/event0
> [sudo] password for iz:
> /dev/input/event0
>   bustype : BUS_I8042
>   vendor  : 0x1
>   product : 0x1
>   version : 43841
>   name    : "AT Translated Set 2 keyboard"
>   phys    : "isa0060/serio0/input0"
>   bits ev : EV_SYN EV_KEY EV_MSC EV_LED EV_REP
>
> waiting for events
> 08:39:35.153551: EV_MSC code=4 value=136 # FN+UP
> 08:39:35.153610: EV_SYN code=0 value=0
> 08:39:36.019309: EV_MSC code=4 value=137 #FN + DOWN
> 08:39:36.019371: EV_SYN code=0 value=0
>
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