From owner-svn-src-all@freebsd.org Wed Nov 4 13:43:35 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 556A545D2B3; Wed, 4 Nov 2020 13:43:35 +0000 (UTC) (envelope-from manu@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4CR7CW1MKMz3Wdr; Wed, 4 Nov 2020 13:43:35 +0000 (UTC) (envelope-from manu@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 12DBEE170; Wed, 4 Nov 2020 13:43:35 +0000 (UTC) (envelope-from manu@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 0A4DhYGM098036; Wed, 4 Nov 2020 13:43:34 GMT (envelope-from manu@FreeBSD.org) Received: (from manu@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 0A4DhYvo098035; Wed, 4 Nov 2020 13:43:34 GMT (envelope-from manu@FreeBSD.org) Message-Id: <202011041343.0A4DhYvo098035@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: manu set sender to manu@FreeBSD.org using -f From: Emmanuel Vadot Date: Wed, 4 Nov 2020 13:43:34 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r367328 - head/share/man/man4 X-SVN-Group: head X-SVN-Commit-Author: manu X-SVN-Commit-Paths: head/share/man/man4 X-SVN-Commit-Revision: 367328 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Nov 2020 13:43:35 -0000 Author: manu Date: Wed Nov 4 13:43:34 2020 New Revision: 367328 URL: https://svnweb.freebsd.org/changeset/base/367328 Log: acpi_video(4): mention that acpi_video should be loaded after any drm driver When not adhering to this order, brightness sysctl's do not show up on some laptop. Submitted by: driesm.michiels@gmail.com Reviewed by: uqs Differential Revision: https://reviews.freebsd.org/D26073 Modified: head/share/man/man4/acpi_video.4 Modified: head/share/man/man4/acpi_video.4 ============================================================================== --- head/share/man/man4/acpi_video.4 Wed Nov 4 12:11:50 2020 (r367327) +++ head/share/man/man4/acpi_video.4 Wed Nov 4 13:43:34 2020 (r367328) @@ -63,6 +63,15 @@ Preset brightness level to be used in economy mode. Defaults for these variables can be set in .Xr sysctl.conf 5 , which is parsed at boot-time. +.Sh COMPATIBILITY +In order for +.Nm +to attach correctly, +.Nm +should be loaded after any of the DRM kernel modules. +This can be achieved by setting the correct order in +.Xr rc.conf 5 +using the kld_list directive. .Sh SEE ALSO .Xr acpi 4 , .Xr loader.conf 5 ,