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SubjectRe: [PATCH] ACPI / Video: blacklist some samsung laptops
David Herrmann <> writes:
> On Sat, Jan 7, 2012 at 3:12 PM, Corentin Chary <> wrote:
>> On these laptops, the ACPI video is not functional, and very unlikely
>> to be fixed by the vendor. Note that intel_backlight works for some
>> of these laptops, and the backlight from samsung-laptop always work.
>> The good news is that newer laptops have functional ACPI video device
>> and won't end up growing this list.
>> Signed-off-by: Corentin Chary <>
>> ---
>> Could the concerned people test this patch and check that it correctly
>> disable the acpi_video backlight ?
> Works like a charm on my N210 with linux-3.2. Feel free to add a:
> Tested-by: David Herrmann <>
> I will talk to the intel drm developers about the intel_backlight
> issues as they don't seem related to this driver.

I can confirm on my N150 Plus. Now only 'intel_backlight' is created
and exhibits the aforementioned issues.

Andrzej Prochyra

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