From: Richard Leitner <richard.leitner@linux.dev>
To: Sakari Ailus <sakari.ailus@linux.intel.com>,
Dave Stevenson <dave.stevenson@raspberrypi.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Lee Jones <lee@kernel.org>, Pavel Machek <pavel@kernel.org>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Hans Verkuil <hverkuil@xs4all.nl>,
linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-leds@vger.kernel.org,
Richard Leitner <richard.leitner@linux.dev>
Subject: [PATCH v6 03/11] Documentation: uAPI: media: add V4L2_CID_FLASH_DURATION
Date: Wed, 16 Jul 2025 11:06:53 +0200 [thread overview]
Message-ID: <20250716-ov9282-flash-strobe-v6-3-934f12aeff33@linux.dev> (raw)
In-Reply-To: <20250716-ov9282-flash-strobe-v6-0-934f12aeff33@linux.dev>
Add the new strobe_duration control to v4l uAPI documentation.
Signed-off-by: Richard Leitner <richard.leitner@linux.dev>
---
Documentation/userspace-api/media/v4l/ext-ctrls-flash.rst | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-flash.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-flash.rst
index d22c5efb806a183a3ad67ec3e6550b002a51659a..03a58ef94be7c870f55d5a9bb09503995dbfb402 100644
--- a/Documentation/userspace-api/media/v4l/ext-ctrls-flash.rst
+++ b/Documentation/userspace-api/media/v4l/ext-ctrls-flash.rst
@@ -186,3 +186,8 @@ Flash Control IDs
charged before strobing. LED flashes often require a cooldown period
after strobe during which another strobe will not be possible. This
is a read-only control.
+
+``V4L2_CID_FLASH_DURATION (integer)``
+ Duration the flash should be on when the flash LED is in flash mode
+ (V4L2_FLASH_LED_MODE_FLASH). The unit should be microseconds (µs)
+ if possible.
--
2.47.2
next prev parent reply other threads:[~2025-07-16 9:06 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-16 9:06 [PATCH v6 00/11] Add strobe duration and hw strobe signal v4l2 ctrl & use it for ov9282 Richard Leitner
2025-07-16 9:06 ` [PATCH v6 01/11] media: v4l: ctrls: add a control for flash/strobe duration Richard Leitner
2025-07-16 9:06 ` [PATCH v6 02/11] media: v4l2-flash: add support " Richard Leitner
2025-07-16 9:06 ` Richard Leitner [this message]
2025-08-25 5:42 ` [PATCH v6 03/11] Documentation: uAPI: media: add V4L2_CID_FLASH_DURATION Sakari Ailus
2025-08-25 5:48 ` Sakari Ailus
2025-08-25 18:45 ` Richard Leitner
2025-09-01 10:44 ` Richard Leitner
2025-09-01 12:11 ` Sakari Ailus
2025-07-16 9:06 ` [PATCH v6 04/11] media: v4l: ctrls: add a control for enabling hw strobe signal Richard Leitner
2025-07-16 9:06 ` [PATCH v6 05/11] Documentation: uAPI: media: add V4L2_CID_FLASH_HW_STROBE_SIGNAL Richard Leitner
2025-07-16 9:06 ` [PATCH v6 06/11] media: i2c: ov9282: add output enable register definitions Richard Leitner
2025-07-16 9:06 ` [PATCH v6 07/11] media: i2c: ov9282: add hardware strobe signal v4l2 control Richard Leitner
2025-07-16 9:06 ` [PATCH v6 08/11] media: i2c: ov9282: add strobe_duration " Richard Leitner
2025-07-16 9:06 ` [PATCH v6 09/11] media: i2c: ov9282: add strobe_source " Richard Leitner
2025-07-16 9:07 ` [PATCH v6 10/11] media: i2c: ov9282: implement try_ctrl for strobe_duration Richard Leitner
2025-07-17 8:53 ` kernel test robot
2025-07-16 9:07 ` [PATCH v6 11/11] media: i2c: ov9282: dynamic flash_duration maximum Richard Leitner
2025-08-24 19:03 ` [PATCH v6 00/11] Add strobe duration and hw strobe signal v4l2 ctrl & use it for ov9282 Richard Leitner
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