From 2378be892b6ff53659a81b703c9c3fe4ead5a6d7 Mon Sep 17 00:00:00 2001 From: Benjamin Mugnier Date: Tue, 11 Oct 2022 14:30:29 +0200 Subject: [PATCH] media: Documentation: Add ST VGXY61 driver documentation Document V4L2_CID_HDR_MODE possible values for this sensor. Signed-off-by: Benjamin Mugnier Signed-off-by: Sakari Ailus --- .../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.