From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx4+BgSvHfGC7Feh/2A3peUNifkqPL+xBvWPI+3OCrimRWMcnjTmY7rbNEhmM8oJ3mWwIlZ2n ARC-Seal: i=1; a=rsa-sha256; t=1524405982; cv=none; d=google.com; s=arc-20160816; b=C/pU/xM7GPamFrPTkqcjgIv7jyiNMZUOfXecuhY+7Z23LrZSeWMd2iROhbMCLWq1XO t2aM6iJ/eLGGsFsI2jGC5wlNXQO2ZNRbV0guPQY1riVtSN7PCcmY63t+XR5t3779VXcV BMDx2McoGyZNO55eMkpmUBlNC8Qu6YDM3HZmVaN+hSXjGAWqkLDo2ZRdJc6sCordTsMB Kcy3iBT42y6PY4rXwKRp1kju29Xpll1bt/BjkAdkI+HhmOTMwCHJjQTWy5O3Aw41ykBE Y3sriox9pel8+ylJRe8GUZlOMv2oHRjmjuONOV4PNJ9ZGNxA4bCpOsF1zxgdfsIPba4W 1ItQ== 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=ZKUv3TaJFDrX9EXH1x0H/rEgVHeYtRvkZ4v7opm1wAI=; b=G9JZ2vGO4W6BQngm44zyoR3vrhiy/mv9qiEcDMuKCk7oRbf7ZN93GQKEwUzYwQSwqg ouaTMEKTITg64qMUy3d2WauulBDGnAL6AZtsluz3BiYV7MsBzDn2Zy67Kq+MSkazhi8B lRVb+BKqi8/Hkbybe3bUtcWttlY4UhA1zjh1wOvNNb2IIFD9veXwwrrWlt5ebvbpejwc humgDcjQq53CrOD8SPHu1LjK6ocs37ONmfMD+LMtceyoku75jfZLz39n83ul3tiHmg// kNEe67I5TNbutDJ+iIIcYb1QkRYvpUtwOuIymwf6XO0PPVAfg2d/mb//UNJ4+KwNQ0A9 Thxg== 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 4.14 035/164] ACPI / video: Add quirk to force acpi-video backlight on Samsung 670Z5E Date: Sun, 22 Apr 2018 15:51:42 +0200 Message-Id: <20180422135136.847798019@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180422135135.400265110@linuxfoundation.org> References: <20180422135135.400265110@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?1598455527961356702?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.14-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 @@ -220,6 +220,15 @@ 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",