From patchwork Fri Sep 15 21:29:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 13387717 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C059FCD37AD for ; Fri, 15 Sep 2023 21:30:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236136AbjIOVaP (ORCPT ); Fri, 15 Sep 2023 17:30:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39610 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237661AbjIOVaF (ORCPT ); Fri, 15 Sep 2023 17:30:05 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 908D5D3 for ; Fri, 15 Sep 2023 14:29:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1694813352; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ypC7TunqhPR9LA3kHH9j8UJiBD/IM4h7QMuAD//yM+k=; b=ephiOgu8YXuiz6kZmZeJw+qh2nON5N/6TASp9TTE/cugz0tNbJNOQmkpV/Q1L/NGQMnJqn aJsss1K39QXPIKddsIVVO9Zo0ZKuEYzwtpv/u/qq5hOLmRjI2ml8xZaEIWOoDDGEJ+4yfN C6h0zpY7HVoJMvpb3Ra/EqP3+SvtYog= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-689-OClMHuQFM9G1xGMfeyiyqg-1; Fri, 15 Sep 2023 17:29:09 -0400 X-MC-Unique: OClMHuQFM9G1xGMfeyiyqg-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1D3C9811E7B; Fri, 15 Sep 2023 21:29:09 +0000 (UTC) Received: from localhost.localdomain (unknown [10.39.192.5]) by smtp.corp.redhat.com (Postfix) with ESMTP id 883982026D4B; Fri, 15 Sep 2023 21:29:08 +0000 (UTC) From: Hans de Goede To: "Rafael J . Wysocki" Cc: Hans de Goede , linux-acpi@vger.kernel.org Subject: [PATCH 2/2] ACPI: video: Add "vendor" quirks for 3 Lenovo x86 Android tablets Date: Fri, 15 Sep 2023 23:29:02 +0200 Message-ID: <20230915212902.59586-2-hdegoede@redhat.com> In-Reply-To: <20230915212902.59586-1-hdegoede@redhat.com> References: <20230915212902.59586-1-hdegoede@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Like the Xiaomi Mi Pad 2 these 3 Lenovo x86 Android tablet models also use a TI LP8557 backlight controller in direct I2C brightness register control mode. Add "vendor" quirks for these 3 models to disable the non-working native / acpi_video backlight devices. Signed-off-by: Hans de Goede --- drivers/acpi/video_detect.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 889902a4fdfe..67aa160c6b76 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -801,6 +801,38 @@ static const struct dmi_system_id video_detect_dmi_table[] = { * devices do not use vendor control in the typical meaning of * vendor specific SMBIOS or ACPI calls being used. */ + { + .callback = video_detect_force_vendor, + /* Lenovo Yoga Book X90F / X90L */ + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "CHERRYVIEW D1 PLATFORM"), + DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "YETI-11"), + }, + }, + { + .callback = video_detect_force_vendor, + /* + * Lenovo Yoga Tablet 2 830F/L or 1050F/L (The 8" and 10" + * Lenovo Yoga Tablet 2 use the same mainboard) + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."), + DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"), + DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"), + /* Partial match on beginning of BIOS version */ + DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21"), + }, + }, + { + .callback = video_detect_force_vendor, + /* Lenovo Yoga Tab 3 Pro YT3-X90F */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "CHERRYVIEW D1 PLATFORM"), + DMI_MATCH(DMI_PRODUCT_VERSION, "Blade3-10A-001"), + }, + }, { .callback = video_detect_force_vendor, /* Xiaomi Mi Pad 2 */