From owner-freebsd-current@FreeBSD.ORG Sat Jan 31 07:28:38 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 5DD60F5C for ; Sat, 31 Jan 2015 07:28:38 +0000 (UTC) Received: from mail-ig0-x229.google.com (mail-ig0-x229.google.com [IPv6:2607:f8b0:4001:c05::229]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 1B831901 for ; Sat, 31 Jan 2015 07:28:38 +0000 (UTC) Received: by mail-ig0-f169.google.com with SMTP id hl2so7781294igb.0 for ; Fri, 30 Jan 2015 23:28:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; bh=sEsfM00nM/mtSjyaw5dez6sOCyDwAGf44RV/fz2q/jU=; b=WPxjqrHRGJmLP1crwWmIDiUiqJZwaO46/CW6dML0m6QpX82gv6bPGPKdDTRfr+5mCe R1aI+gCUo1N7ateqmP1t/iSXrpsWTfyhpujXL44unvnfyvuDmPQ/w1FPsYVmwSeuuswO PmI6wcutd60yAWZDxlE16a+9IGVlJ6nolrnC7cUG3b7uaOuw9ESW/2vHHOHaJrC7LOHW rPQLRVeeZNeA/ZWUa5Dpv25beEOn/9ypNO/odWb417LUgUzhXWpt+2A6mcaJmIc3JkIg Rz3IG3CcvRLr9VJMjFny9g778UzAFayoJAM3r6rzQRRzc82yydAm5O08UevhB3z7C3Dd tg4A== X-Received: by 10.107.5.79 with SMTP id 76mr11869835iof.15.1422689317560; Fri, 30 Jan 2015 23:28:37 -0800 (PST) MIME-Version: 1.0 Received: by 10.64.236.106 with HTTP; Fri, 30 Jan 2015 23:28:17 -0800 (PST) In-Reply-To: <54CC82AE.7060404@interlinked.me> References: <000e01d039fb$d5959930$80c0cb90$@Wilcox-Tech.com> <009501d03acb$4f380d70$eda82850$@Wilcox-Tech.com> <54CA7949.6060202@shurik.kiev.ua> <54CC82AE.7060404@interlinked.me> From: Miguel Clara Date: Sat, 31 Jan 2015 07:28:17 +0000 Message-ID: Subject: Re: drm2 regression: backlight adjustment on ivybridge no longer works To: Elizabeth Myers Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.18-1 Cc: Alexandr Krivulya , freebsd-current X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 31 Jan 2015 07:28:38 -0000 I saw the discussion about how to approach the issue, but totally missed the patch :D Thanks, I'll try that... I'm assuming it will make no difference on 10/stable yet? only current? On Sat, Jan 31, 2015 at 7:22 AM, Elizabeth Myers wrote: > On 01/31/15 01:11, Miguel Clara wrote: > > On the laptop I'm running current, if relevant > > > > Loading acpi_video doesn't do much.... I don't see any sysctl related to > > "lcd0" or "birightness", this is one of those computers with "hybrid" > > graphics, intel + ATI card, so not sure if that's somewhat related. > > > > > > Anyway, I've just tested the drm patches (both) and intelbacklight ( > > https://github.com/grembo/intel_backlight_fbsd) compiles, installs and > runs > > fine! > > > > So thanks both for the patches. > > You might be interested in my newest patch to add backlight control to > sysctl. It's probably better for everyone (imo) that backlight control > is integrated into the driver and accessible via sysctl, so it works the > same way for everyone. > > Look for the subject "Re: Questions on adding backlight support for the > i915 driver" from me and you'll find the patch. I am curious if it works > for you. > > -- > Cheers, > Elizabeth >