From nobody Thu Aug 01 08:25:36 2024 X-Original-To: freebsd-questions@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4WZMVR1B9pz5SNKv for ; Thu, 01 Aug 2024 08:25:51 +0000 (UTC) (envelope-from fernando.apesteguia@gmail.com) Received: from mail-lf1-x132.google.com (mail-lf1-x132.google.com [IPv6:2a00:1450:4864:20::132]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "WR4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4WZMVQ6957z4c4N for ; Thu, 1 Aug 2024 08:25:50 +0000 (UTC) (envelope-from fernando.apesteguia@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-lf1-x132.google.com with SMTP id 2adb3069b0e04-52efaae7edfso6984927e87.2 for ; Thu, 01 Aug 2024 01:25:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1722500748; x=1723105548; darn=freebsd.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=tAFhk0LD1RxeUayKkeNiuk/IbfQBUVkFvyalggCd/es=; b=lY1XNb7CHy+vM7WFbi35fRLfiQtZdLd4wBoEiOiH4Fh5hKoFOGAg8ZDOB6V6wGvfWH QE4qFmk8wo4hvwq7RTVQl/1rLwHO3wADrvrck9aLUIDkEyL5d4Qo4wYCfW/paeJ+Rtej CtUpuKsLklxLjRXMLiYuUTZlaoPpXPByUI+Ec68l5AyOO7y9QKrGIu4BiODG825FLwaq UyQ0RZ3x1rm5UcnnBCLSRSNBP7WlfAHTfsqBqTk6RfHrDQztxQJ4HKguHoV7FKfC57ua 8M08Fpx9bRpYhBnQqKpFs1JxYOPOHJ4mZU88f84DgeJoERZLTaDR3/tqraikW6iv/JDf EIug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1722500748; x=1723105548; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=tAFhk0LD1RxeUayKkeNiuk/IbfQBUVkFvyalggCd/es=; b=s+kr2XdaBm53gQaZ/YCr+G3ALhl7Hcsa9OPJq/y23mubtuYSQMBXNhA4Nt2Ocv4BAJ zgmnhPkIMSz/WWziXOqWYmnYmmOTZBrwnhpd3rvP1HNsw20J07oKNDXNOlrlCeNqGwxP WGxhP2vWzo+o0ppqsWhyda5b9JM7VNTCXWVdmHY2xKpkBo0/lBtcRLQxTEXwZ9zBTdIO bdNM/qCNCiywmll25aXfFnQDpjamyK2Tf4zS67r1jPLBNQuMsrP3wyjQB1QkV/RZbM+K LiAgbJE6rM3FO4Qx6ZgWhUuNAHpz5TMRYPV/8IA55KHY3FBFkpm/KMozzjMFCbZAuH7U CgBg== X-Gm-Message-State: AOJu0YwONtSFmjJWw2w+WvuN8tKG9B3g4Npa9TkP12TbuxDHD6S76VXj L5LqHljw8+8AtahvAJ+Lqkh90X8KpUd95YAg9MF5X/7Yj0WcOcXFNL9xG99fFmRhDigjx117dZl 4mxHHqcVdEm9mAIZAr1lqEI45TB4= X-Google-Smtp-Source: AGHT+IHFeaVxMvHDm+31H3KaGYf4q/+aaMhOEYPWsb/gGEYYpjTO3g31UWsbZNonOClvRoQ2jPxg/vO4yGRy0485y6M= X-Received: by 2002:a05:6512:130c:b0:52e:f99e:5dd1 with SMTP id 2adb3069b0e04-530b61ebfbdmr940954e87.47.1722500748127; Thu, 01 Aug 2024 01:25:48 -0700 (PDT) List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-questions@freebsd.org Sender: owner-freebsd-questions@FreeBSD.org MIME-Version: 1.0 References: <7eadcdb2-cd80-4344-8bcd-a474c7496696@gmail.com> <66649D30-7BAB-40C5-A20D-367F7064093C@gmail.com> In-Reply-To: <66649D30-7BAB-40C5-A20D-367F7064093C@gmail.com> From: =?UTF-8?Q?Fernando_Apestegu=C3=ADa?= Date: Thu, 1 Aug 2024 10:25:36 +0200 Message-ID: Subject: Re: acpi_ibm Thinkpad x260 does not work for screen brightness To: Ramiro Aceves Cc: freebsd-questions@freebsd.org Content-Type: multipart/alternative; boundary="00000000000037b8a9061e9af58d" X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; TAGGED_FROM(0.00)[]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US] X-Rspamd-Queue-Id: 4WZMVQ6957z4c4N --00000000000037b8a9061e9af58d Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, Aug 1, 2024 at 5:53=E2=80=AFAM Ramiro Aceves wro= te: > Hi, I share the answer I have received on Reddit: > > "Setting brightness through acpi\_ibm sysctl no longer works for me on > FreeBSD 14 as well, but there's now a system program named \`backlight\` > (not to be confused with \`xbacklight\`). It took me some time to find it > since my backlight setup stopped working after updating 13 -> 14. Try usi= ng > it to set brightness instead." > > It works fine this way. I think that it should be documented in acpi_ibm > man page. > Even if the backlight(8) utility works, I think you should file a PR if the acpi_ibm sysctl should work. Cheers. > > Regards. > Ramiro > > --00000000000037b8a9061e9af58d Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable