From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C339A18E058; Wed, 25 Sep 2024 11:37:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727264264; cv=none; b=iGarWz4ccXFQBXePjYBTd/QUIkljsjgQUc5YOZaa1QsjMojQCANDki+OXrZh7ld6WC2RrIqka5WqhZCRnIrXoTLJyl8xzgUNazQQJ/R2IS/4osOyYXvixSc9DApjFKcdqetNbR4+hm0sVZlNMBNG+sGMldq1FH8F2BejSqUws74= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727264264; c=relaxed/simple; bh=dG2FNYsxY5ffasvNaKu5vc7ys635v04UcJp/Azs/Yp8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kKDGOKwmup1eRHwWsMy9sY5mqnCcthojQCfzJidlTkvGKlEmD16rwGqf7XWpwSZFtO6l/4IO2uraAgtMsLkkyEkP1vSTguJh1POG/9p4iDZsLofGbJRBATeqZLSsFxyZgT9T6uNpVY42fsRKIlB6ssVizCnjG8s7UdWCfot1t1Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PV3VZwOC; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="PV3VZwOC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6377EC4CEC3; Wed, 25 Sep 2024 11:37:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727264264; bh=dG2FNYsxY5ffasvNaKu5vc7ys635v04UcJp/Azs/Yp8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PV3VZwOCtNTNQjEzU8YMp6J1rB1Yhg3hoRmliKIHnHEq8XCueaNNMMIhnEyQoMBCu IqKv3c8iI51TIvKRe5RWMn7CjryR2MzhhhkqFmkQHQXcwd+nuWeVOJlA4CcpSDIfwc oD4DFA6uO5d/CpWHmr+eR2DLPMDYaje84LRR+0Xnod9y/T/lY0PvvoG1+jOadvIW6z feMb8FfZ4/o/MUbuk6OFD67tCKYlU467TiciUZwO9OkLdNqNj42icThDdIBX5otT0+ 0SjQKWjHnWp2MsCQpVFpDQTyqxKh2sp1TegnUe6LEH4wj51EGJo1M70VcjD57tEC70 F1SH+daUqdZ8A== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hans de Goede , "Rafael J . Wysocki" , Sasha Levin , rafael@kernel.org, linux-acpi@vger.kernel.org Subject: [PATCH AUTOSEL 6.11 028/244] ACPI: video: Add force_vendor quirk for Panasonic Toughbook CF-18 Date: Wed, 25 Sep 2024 07:24:09 -0400 Message-ID: <20240925113641.1297102-28-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240925113641.1297102-1-sashal@kernel.org> References: <20240925113641.1297102-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.11 Content-Transfer-Encoding: 8bit From: Hans de Goede [ Upstream commit eb7b0f12e13ba99e64e3a690c2166895ed63b437 ] The Panasonic Toughbook CF-18 advertises both native and vendor backlight control interfaces. But only the vendor one actually works. acpi_video_get_backlight_type() will pick the non working native backlight by default, add a quirk to select the working vendor backlight instead. Signed-off-by: Hans de Goede Link: https://patch.msgid.link/20240907124419.21195-1-hdegoede@redhat.com Signed-off-by: Rafael J. Wysocki Signed-off-by: Sasha Levin --- drivers/acpi/video_detect.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 674b9db7a1ef8..c35e96c6c1901 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -254,6 +254,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "PCG-FRV35"), }, }, + { + .callback = video_detect_force_vendor, + /* Panasonic Toughbook CF-18 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Matsushita Electric Industrial"), + DMI_MATCH(DMI_PRODUCT_NAME, "CF-18"), + }, + }, /* * Toshiba models with Transflective display, these need to use -- 2.43.0