From nobody Thu Apr 9 15:43:25 2026 Received: from mail-106118.protonmail.ch (mail-106118.protonmail.ch [79.135.106.118]) (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 9D2F1280CFB for ; Sun, 8 Mar 2026 04:56:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=79.135.106.118 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772945782; cv=none; b=ZOFq4itO/LDJHcWYKnE2PGql71U+zZ27o5J7W0JaM+ryzfVnCk7iR8TVtK8hzw1SENj9BztGRQ6+Fa7uktbJp6PwBuL9qLg2SDxN9AwHYYGI8jWIVDt+aZ+Fe13Rj8VwrwFaIGsDaub3ZFr+tIPEQ6E1szvHsg822Qgl4+xzTbU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772945782; c=relaxed/simple; bh=IaW+X1N6r+xcszZTsXYhlT5LYdmWuiWOwORun1WKyoM=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=TFJ5Fq7dcBk7nz+6dKT5lY1fuR3BpcDPczftzT3vE5rozjJ0S7ywP1fcPxuwT6G+9pchK9x58V0Ywz/wiyPXkzCEOm/R3qU6YAW0Xgjy7lW2acGKtGR4EOfkPpB53q3/FR2JFVvyP4pnCeIPownUmUxv3VjMS9oYuwEJ9MhgzZw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=pm.me; spf=pass smtp.mailfrom=pm.me; dkim=pass (2048-bit key) header.d=pm.me header.i=@pm.me header.b=ciIwCyC/; arc=none smtp.client-ip=79.135.106.118 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=pm.me Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pm.me Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=pm.me header.i=@pm.me header.b="ciIwCyC/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pm.me; s=protonmail3; t=1772945773; x=1773204973; bh=dW16CrrtdAXHSntXlRWaugpZSPRnpMzV9vh+HqT8fXk=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: Feedback-ID:From:To:Cc:Date:Subject:Reply-To:Feedback-ID: Message-ID:BIMI-Selector; b=ciIwCyC/zZVYLoGoEn9bE4oO7y3yo0JDHxBLqx9JnYCjewOvlIuz+HPQiNM8RUf6a P1n/t6rVaI48opbkBS8PekFMnm1GmNKVgJIuhRJWq/97o00symfgWsrpsAN16mWGHg gzgKiT9rwRu4cnOp5YKlh2iARgqqSLR8iMibbKxrUOYJu/JmTSFA9j1HjzHyOSRVv4 Bl68eN/RmW/dBehcs/1H9/QDmpkNNYoeOTUQlDnS/Q1nRMylWevDlhiObzH8pldpXw IFiKZogsyeY57/JhmwfVwgHfhCFwV2h3DekBIyhP5HD0dQfYBXcfWnTTEwR3VP335U X3+ZRb9+VggSw== Date: Sun, 08 Mar 2026 04:56:07 +0000 To: Sakari Ailus , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley From: Alexander Koskovich Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Alexander Koskovich Subject: [PATCH 2/2] media: i2c: ov8856: parse and register V4L2 device tree properties Message-ID: <20260307-ov8856-v4l2-props-v1-2-7677b4c658e4@pm.me> In-Reply-To: <20260307-ov8856-v4l2-props-v1-0-7677b4c658e4@pm.me> References: <20260307-ov8856-v4l2-props-v1-0-7677b4c658e4@pm.me> Feedback-ID: 37836894:user:proton X-Pm-Message-ID: ffd4a09a57fc23c72185a4b006e8c55e822625f4 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Parse V4L2 device tree properties and register controls for them. Signed-off-by: Alexander Koskovich --- drivers/media/i2c/ov8856.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov8856.c b/drivers/media/i2c/ov8856.c index e2998cfa0d18..bd39d213e0be 100644 --- a/drivers/media/i2c/ov8856.c +++ b/drivers/media/i2c/ov8856.c @@ -1887,12 +1887,14 @@ static const struct v4l2_ctrl_ops ov8856_ctrl_ops = =3D { =20 static int ov8856_init_controls(struct ov8856 *ov8856) { + struct i2c_client *client =3D v4l2_get_subdevdata(&ov8856->sd); + struct v4l2_fwnode_device_properties props; struct v4l2_ctrl_handler *ctrl_hdlr; s64 exposure_max, h_blank; int ret; =20 ctrl_hdlr =3D &ov8856->ctrl_handler; - ret =3D v4l2_ctrl_handler_init(ctrl_hdlr, 8); + ret =3D v4l2_ctrl_handler_init(ctrl_hdlr, 10); if (ret) return ret; =20 @@ -1954,9 +1956,23 @@ static int ov8856_init_controls(struct ov8856 *ov885= 6) if (ctrl_hdlr->error) return ctrl_hdlr->error; =20 + ret =3D v4l2_fwnode_device_parse(&client->dev, &props); + if (ret) + goto error; + + ret =3D v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &ov8856_ctrl_ops, + &props); + if (ret) + goto error; + ov8856->sd.ctrl_handler =3D ctrl_hdlr; =20 return 0; + +error: + v4l2_ctrl_handler_free(ctrl_hdlr); + + return ret; } =20 static void ov8856_update_pad_format(struct ov8856 *ov8856, --=20 2.53.0