From nobody Wed Sep 10 01:57:53 2025 Received: from mail-43171.protonmail.ch (mail-43171.protonmail.ch [185.70.43.171]) (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 4B62223C4F4; Sun, 7 Sep 2025 23:18:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.70.43.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757287112; cv=none; b=SKX7NONSXdVgzo+J2+LfDUaD8lH/Q8dMW/dEsuWAz/14fN7TiF01387zxWUvT1dB9T449WdbNMCDy5hBcAmDrwdWCKj4NqrCGkc5a4zq9HpevCTZ/E3gtA2sD8oq483EBOgNPflZqckzeE2rkJl3XWkDeshrkP+wFmvyGtAFOYU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757287112; c=relaxed/simple; bh=FDaW+KMG0SfKYAHwpy7yJNT1x/XSMWz+beB/dGcZHo4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=l6tWrH1eF+/gZmcE86zPBXjD5QrRimQh2rtfy5G67aWBJ3/9hlYv4jxlbf+LObQWQ8X9at63iO+ZB2myMnY4OJGdm2H/VqY3p+O/t/AvN86Bx2e9TgVedjlg6YCtjwfXfhdwVVlC0BFFqDFrOpDokBNkK/7299H6bmjm801/+VE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=vinarskis.com; spf=pass smtp.mailfrom=vinarskis.com; dkim=pass (2048-bit key) header.d=vinarskis.com header.i=@vinarskis.com header.b=Q61wUY98; arc=none smtp.client-ip=185.70.43.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=vinarskis.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=vinarskis.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=vinarskis.com header.i=@vinarskis.com header.b="Q61wUY98" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vinarskis.com; s=protonmail; t=1757287102; x=1757546302; bh=PhhYtIqKN2PYzCqhs14PuKEhGXRgdAp3KlX4hxKM0TY=; h=From:Date:Subject:Message-Id:References:In-Reply-To:To:Cc:From:To: Cc:Date:Subject:Reply-To:Feedback-ID:Message-ID:BIMI-Selector; b=Q61wUY98RVM/tluTfCJii2PQU//ploTQP86eib1eahsgwz0JwOMzsr7UKqiNB/EuS IQa2OuYjxTP1AltGHBufR4LGj0//vfH9bbezj8RlttH3ey6iwhqlHC8wI5YuYKba8/ wDLUmAiPDC7d+BjApx3u/2VF3/QPgTIx8+mHsHDePudFeV5EOfw6FWcuNRAZy1kXJJ 9LLEKycm5jbWpSJk2JDsegqF7AJdiUXDeViJU1TSbvXXngrAvqkXc/0uSOw6YnmxB0 uLI76bxfK3oXskuH/7G6NWyhDDKyn8JttkyYBZgo+T91Q7Tyx9UzHMO30vizU1QOYp is4NngsO8SdJg== X-Pm-Submission-Id: 4cKmGj10tMz1DF4K From: Aleksandrs Vinarskis Date: Mon, 08 Sep 2025 01:18:06 +0200 Subject: [PATCH v3 4/4] arm64: dts: qcom: sc8280xp-x13s: enable camera privacy indicator Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250908-leds-v3-4-5944dc400668@vinarskis.com> References: <20250908-leds-v3-0-5944dc400668@vinarskis.com> In-Reply-To: <20250908-leds-v3-0-5944dc400668@vinarskis.com> To: Hans de Goede , Lee Jones , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bryan O'Donoghue , Daniel Thompson , Jingoo Han , Mauro Carvalho Chehab , Jean-Jacques Hiblot , Jacopo Mondi , Sakari Ailus , Bjorn Andersson , Konrad Dybcio Cc: linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Daniel Thompson , dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1663; i=alex@vinarskis.com; h=from:subject:message-id; bh=FDaW+KMG0SfKYAHwpy7yJNT1x/XSMWz+beB/dGcZHo4=; b=owGbwMvMwCX2dl3hIv4AZgHG02pJDBn7hLb9+dgp7HXtqfLjRxpBKx8+mnhdyDgiQN3pZWFd3 jQu10c6HaUsDGJcDLJiiizdf76mdS2au5bhusY3mDmsTCBDGLg4BWAiezgZ/qee3bTk0c/GRDmt pd+yF3qlzFl+OMGgNmr78ZqJmwWeH3Bk+O87V27ypaiFPMyfZVVTfVZvDthmZJubOEE3a3KZSNR 0ZWYA X-Developer-Key: i=alex@vinarskis.com; a=openpgp; fpr=8E21FAE2D2967BB123303E8C684FD4BA28133815 Leverage newly introduced 'leds' and 'led-names' properties to pass indicator's phandle and function to v4l2 subnode. The latter supports privacy led since couple of years ago under 'privacy-led' designation. Unlike initially proposed trigger-source based approach, this solution cannot be easily bypassed from userspace, thus reducing privacy concerns. Signed-off-by: Aleksandrs Vinarskis --- arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/a= rch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts index 637430719e6d7d3c0eeb4abf2b80eea1f8289530..ef5c7cbeda68c7eb4745cd2ec01= eaacf9a83040a 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts +++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts @@ -83,14 +83,11 @@ leds { pinctrl-names =3D "default"; pinctrl-0 =3D <&cam_indicator_en>; =20 - led-camera-indicator { - label =3D "white:camera-indicator"; + privacy_led: privacy-led { function =3D LED_FUNCTION_INDICATOR; color =3D ; gpios =3D <&tlmm 28 GPIO_ACTIVE_HIGH>; - linux,default-trigger =3D "none"; default-state =3D "off"; - /* Reuse as a panic indicator until we get a "camera on" trigger */ panic-indicator; }; }; @@ -685,6 +682,9 @@ camera@10 { pinctrl-names =3D "default"; pinctrl-0 =3D <&cam_rgb_default>; =20 + leds =3D <&privacy_led>; + led-names =3D "privacy-led"; + clocks =3D <&camcc CAMCC_MCLK3_CLK>; =20 orientation =3D <0>; /* Front facing */ --=20 2.48.1