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From: hiren panchasara <hiren.panchasara@gmail.com>
Subject: Re: kern/145306: [acpi]: Can&#39;
 t change brightness on HP ProBook 4510s
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The following reply was made to PR kern/145306; it has been noted by GNATS.

From: hiren panchasara <hiren.panchasara@gmail.com>
To: bug-followup@FreeBSD.org, demelier.david@gmail.com
Cc:  
Subject: Re: kern/145306: [acpi]: Can&#39;t change brightness on HP ProBook 4510s
Date: Mon, 8 Apr 2013 17:35:35 -0700

 Did you update your firmware?
 
 Do you have acpi_hp.ko loaded? I see that brightness is still not
 implemented here but you may find other useful things.
 Please see - man 4 acpi_hp for more details.
 
 You may also have better luck with newer version of FreeBSD :-)
 
 Thanks,
 Hiren