From patchwork Tue Oct 11 12:30:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Mugnier X-Patchwork-Id: 614711 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 666C2C433F5 for ; Tue, 11 Oct 2022 12:33:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229587AbiJKMch (ORCPT ); Tue, 11 Oct 2022 08:32:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43980 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229824AbiJKMcM (ORCPT ); Tue, 11 Oct 2022 08:32:12 -0400 Received: from mx07-00178001.pphosted.com (mx07-00178001.pphosted.com [185.132.182.106]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 689D87B1C8 for ; Tue, 11 Oct 2022 05:32:11 -0700 (PDT) Received: from pps.filterd (m0288072.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 29B8efH5018454; Tue, 11 Oct 2022 14:32:05 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=selector1; bh=0k3AuTMGOK1lVLVMdHwfF4AwMm931FvjdNJtikIWCT8=; b=C+XBzCKnWxgtjI+vtBL67Y2cLdzJvsyddWDUNBaEn5U/q0yp7sRfsGozSNOXq8s1LIhu kFhPG17ijhPplKiWl8BrXvJWP224Tm0b3TTC5dggjQ303EjPHeCxEj2oPuvYWufXN/Jw ti24utSiqkOVdFjKLFJaXG4MW0moGWUdYF5iSfDfVC1bJ02zybR6u7Wt7d95UjfnIn12 K84MufLPxDC3okLmqJy7JW9Ru9zJOjchubsAsHjq3bw8c2UngPncTaeSxawh7137WYYo 4kpDTrTDd+VcPPNQO50Lde4XT/TF3OmwCs2eK/c3d0tnkNXF9L0xOj5lmH7Dai9/uvQ2 Vw== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3k31exj6mt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 11 Oct 2022 14:32:05 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id CF375100034; Tue, 11 Oct 2022 14:32:01 +0200 (CEST) Received: from Webmail-eu.st.com (shfdag1node1.st.com [10.75.129.69]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id CA69F22789A; Tue, 11 Oct 2022 14:32:01 +0200 (CEST) Received: from localhost (10.75.127.121) by SHFDAG1NODE1.st.com (10.75.129.69) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2375.31; Tue, 11 Oct 2022 14:32:01 +0200 From: Benjamin Mugnier To: CC: , , , , , , , , , Benjamin Mugnier Subject: [PATCH v7 4/5] media: Documentation: Add ST VGXY61 driver documentation Date: Tue, 11 Oct 2022 14:30:29 +0200 Message-ID: <20221011123030.31802-2-benjamin.mugnier@foss.st.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221011120555.28889-1-benjamin.mugnier@foss.st.com> References: <20221011120555.28889-1-benjamin.mugnier@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.121] X-ClientProxiedBy: GPXDAG2NODE4.st.com (10.75.127.68) To SHFDAG1NODE1.st.com (10.75.129.69) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-10-11_07,2022-10-11_02,2022-06-22_01 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Document V4L2_CID_HDR_MODE possible values for this sensor. Signed-off-by: Benjamin Mugnier --- .../userspace-api/media/drivers/st-vgxy61.rst | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/userspace-api/media/drivers/st-vgxy61.rst diff --git a/Documentation/userspace-api/media/drivers/st-vgxy61.rst b/Documentation/userspace-api/media/drivers/st-vgxy61.rst new file mode 100644 index 000000000000..213b884dcfa6 --- /dev/null +++ b/Documentation/userspace-api/media/drivers/st-vgxy61.rst @@ -0,0 +1,23 @@ +.. SPDX-License-Identifier: GPL-2.0 + +ST VGXY61 camera sensor driver +============================== + +The ST VGXY61 driver implements the following controls: + +``V4L2_CID_HDR_SENSOR_MODE`` +------------------------------- + Change the sensor HDR mode. A HDR picture is obtained by merging two captures of the same scene + using two different exposure periods. + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + :widths: 1 4 + + * - HDR linearize + - The merger outputs a long exposure capture as long as it is not saturated. + * - HDR substraction + - This involves subtracting the short exposure frame from the long exposure frame. + * - "No HDR" + - This mode is used for standard dynamic range (SDR) exposures.