From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Leitner Date: Wed, 16 Jul 2025 11:06:54 +0200 Subject: [PATCH v6 04/11] media: v4l: ctrls: add a control for enabling hw strobe signal MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250716-ov9282-flash-strobe-v6-4-934f12aeff33@linux.dev> References: <20250716-ov9282-flash-strobe-v6-0-934f12aeff33@linux.dev> In-Reply-To: <20250716-ov9282-flash-strobe-v6-0-934f12aeff33@linux.dev> To: Sakari Ailus , Dave Stevenson , Mauro Carvalho Chehab , Lee Jones , Pavel Machek , Laurent Pinchart Cc: Hans Verkuil , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, Richard Leitner X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1752656846; l=2084; i=richard.leitner@linux.dev; s=20250225; h=from:subject:message-id; bh=+3yfsgI+RLqnieyZVNdemukQE4ylJowi0on/ywo/VYE=; b=9JLb25GYJCpdRkX12l+TSBfT4FDrm9DsPLtQqGsFQjGUtvDvf0cWjAkaFN2zsAit1TcoQYgID wSnEbm5q+cBDeKgTGp2H2pYpSyJUKUFx+hwiCZr8ZpPcx65gjhqxo0Y X-Developer-Key: i=richard.leitner@linux.dev; a=ed25519; pk=8hZNyyyQFqZ5ruVJsSGBSPIrmJpfDm5HwHU4QVOP1Pk= X-Endpoint-Received: by B4 Relay for richard.leitner@linux.dev/20250225 with auth_id=350 List-Id: B4 Relay Submissions Add a control V4L2_CID_FLASH_HW_STROBE_SIGNAL to en- or disable the strobe output of v4l2 devices (most likely sensors). Signed-off-by: Richard Leitner --- drivers/media/v4l2-core/v4l2-ctrls-defs.c | 2 ++ include/uapi/linux/v4l2-controls.h | 1 + 2 files changed, 3 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-ctrls-defs.c b/drivers/media/v4l2-core/v4l2-ctrls-defs.c index f9ed7273a9f3eafe01c31b638e1c8d9fcf5424af..e13214ca362b9bdd2302118963008b04fcad8d4c 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-defs.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-defs.c @@ -1136,6 +1136,7 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_FLASH_CHARGE: return "Charge"; case V4L2_CID_FLASH_READY: return "Ready to Strobe"; case V4L2_CID_FLASH_DURATION: return "Strobe Duration"; + case V4L2_CID_FLASH_HW_STROBE_SIGNAL: return "Hardware Strobe Signal"; /* JPEG encoder controls */ /* Keep the order of the 'case's the same as in v4l2-controls.h! */ @@ -1282,6 +1283,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_FLASH_STROBE_STATUS: case V4L2_CID_FLASH_CHARGE: case V4L2_CID_FLASH_READY: + case V4L2_CID_FLASH_HW_STROBE_SIGNAL: case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER: case V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE: case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE: diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 72c6bd26e2dfa23a0224e745e5cd07c9fca0c8b5..ad693870bef951df168f43d50c3e9d4255deed91 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -1181,6 +1181,7 @@ enum v4l2_flash_strobe_source { #define V4L2_CID_FLASH_CHARGE (V4L2_CID_FLASH_CLASS_BASE + 11) #define V4L2_CID_FLASH_READY (V4L2_CID_FLASH_CLASS_BASE + 12) #define V4L2_CID_FLASH_DURATION (V4L2_CID_FLASH_CLASS_BASE + 13) +#define V4L2_CID_FLASH_HW_STROBE_SIGNAL (V4L2_CID_FLASH_CLASS_BASE + 14) /* JPEG-class control IDs */ -- 2.47.2