From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx48gIKRP41GrdxwMrTPYeGSinseuQWeQUvi9MtRz4Zfd3FMgtJIsHM8NWe8/ft0wm/YnHqu/ ARC-Seal: i=1; a=rsa-sha256; t=1524406675; cv=none; d=google.com; s=arc-20160816; b=p2hGhKmhl0lfxgWz1paT0OgB0z1ZZfJnBvQH8a9oJkcOqzqQaBXm1oKcei58VyKvWZ f8Y+vQHPxNAoXNhz03NDkxSgeggCp4V+bzbzuUXyjfJDfditppSqomQ1iLWO3vGFEbH7 hw/nYc0/3/gZxuZzwV/ti2PkAtH8ikO32BgNHthMvWuaWKoOxLNkItz/aRskwYkvCuzz J5+tsGFPRMpWrxWDXV2JYMG8Ecmox2jlsV3sCa07JvVfbAVx87qqRVeR2NnGe+L404dU 4ENFcGUuxh4M1LPs71v6TOYJL+SWJC0LmwyjmoSNKn286kGKmEjBMrC7ivyjjfjL8Km3 IEIQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=CnDRyFR/UP8nW4SqEKUP/aSuTBFMfkdzLLKKgxAjJBw=; b=e83D3Y02qRi/IJaOt+/FyYJs4ohKqWLS4Gsjp40Lz0Wzg0R9JVGEkFk/cDOx1MMs5t nyQaa/vxbRo+Yvgjzmhvc++DnSPF0FT56Jm8HUFYXyjPLjsBp5ihkoMvT9CkdNIT3rzX R7xhKgUKcuMWO9qvliH1dyYDJXcTmbmOvGnIbO/oeltoKdUQej3D43dBs76W7vT4Wbn7 L2vsfcuqs6I06VWhu/qwzpz3MIjtoHdQ6sZJLxm9o9i3gHYVThg4couBt2zDxgeMqdqb RArPZw/EqF28G6qhce3kGl10m/hpzwruzjWZQFrAQQxE+4lQy6LloEtXSUttk5uIMDGn sE9w== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hans de Goede , "Rafael J. Wysocki" Subject: [PATCH 4.4 35/97] ACPI / video: Add quirk to force acpi-video backlight on Samsung 670Z5E Date: Sun, 22 Apr 2018 15:53:13 +0200 Message-Id: <20180422135307.306311447@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180422135304.577223025@linuxfoundation.org> References: <20180422135304.577223025@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1598454876969505713?= X-GMAIL-MSGID: =?utf-8?q?1598456254477636667?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Hans de Goede commit bbf038618a24d72e2efc19146ef421bb1e1eda1a upstream. Just like many other Samsung models, the 670Z5E needs to use the acpi-video backlight interface rather then the native one for backlight control to work, add a quirk for this. Buglink: https://bugzilla.redhat.com/show_bug.cgi?id=1557060 Cc: All applicable Signed-off-by: Hans de Goede Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- drivers/acpi/video_detect.c | 9 +++++++++ 1 file changed, 9 insertions(+) --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -206,6 +206,15 @@ static const struct dmi_system_id video_ }, }, { + /* https://bugzilla.redhat.com/show_bug.cgi?id=1557060 */ + .callback = video_detect_force_video, + .ident = "SAMSUNG 670Z5E", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), + DMI_MATCH(DMI_PRODUCT_NAME, "670Z5E"), + }, + }, + { /* https://bugzilla.redhat.com/show_bug.cgi?id=1094948 */ .callback = video_detect_force_video, .ident = "SAMSUNG 730U3E/740U3E",