From nobody Tue Dec 2 02:19:58 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4609336C5B6; Thu, 20 Nov 2025 17:04:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763658270; cv=none; b=nDctknwSQM/A5IBPtaOymxlhsJHPCV+yFe2xN5dJsFnlhmENAJJrJ7G+iCEbsFLY7mBbj9ot912BUzH9WK7f2flBM8MitNMzeAa44o+2I/FtewF/a0aVJv8nQT3+dFJpGi/R1e4vl2W5A1FeHpM2yCub4F4zow4NoteUA2hnhX0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763658270; c=relaxed/simple; bh=r9LSzB2+m6DYjPhPVqKQHwnITLhhUoOIPWpu3AmSZHE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=F2j8CVBqgpUB8IV2iVfDD5E+UOTtTbickyviKkCj/ppRKmKSkoX191vMgpPQcVx3o1w04sEtDHqnrHqSwCYsjq8IPziAb+4EuPV1uXu+PpPkAStHjXBL8PRe0utNCNofRUv2lplWVq7VgIbpfkYLK1zKWewY3CTyrqpxrdu8WeY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=QQ2AM6NN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="QQ2AM6NN" Received: by smtp.kernel.org (Postfix) with ESMTPS id EE6CDC19424; Thu, 20 Nov 2025 17:04:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux.dev; s=korg; t=1763658270; bh=r9LSzB2+m6DYjPhPVqKQHwnITLhhUoOIPWpu3AmSZHE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=QQ2AM6NNRv5ApsCoolMsTkRZCRIh6if5GmZsZnkpBLV858ah3qucocroB3TPf6sh/ m3WUM0vhAnk+MM6WYkqlNtVRPzyLes6VvrBWD6Hl3kM81tdfs5zBFxSidLSYywqNAC BodS3u3o5uSr0YzEkHpawpQ+ErMpYi1ByoC1QWuo= Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id DA27ACF9C6F; Thu, 20 Nov 2025 17:04:29 +0000 (UTC) From: Richard Leitner Date: Thu, 20 Nov 2025 18:04:22 +0100 Subject: [PATCH v9 2/8] media: v4l: ctrls: add a control for enabling strobe output Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251120-ov9282-flash-strobe-v9-2-6c9e3a4301d7@linux.dev> References: <20251120-ov9282-flash-strobe-v9-0-6c9e3a4301d7@linux.dev> In-Reply-To: <20251120-ov9282-flash-strobe-v9-0-6c9e3a4301d7@linux.dev> To: Sakari Ailus , Dave Stevenson , Mauro Carvalho Chehab , Lee Jones , Pavel Machek , Laurent Pinchart Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, Richard Leitner , Hans Verkuil X-Mailer: b4 0.15-dev-a3fc8 X-Developer-Signature: v=1; a=ed25519-sha256; t=1763658268; l=1943; i=richard.leitner@linux.dev; s=20250225; h=from:subject:message-id; bh=r9LSzB2+m6DYjPhPVqKQHwnITLhhUoOIPWpu3AmSZHE=; b=vVduCP2GrEj9Xu48yWI19MF94mSvAD595kXmNQ0A7p62vrS9yWjuJzYiweZ4KX2KV64kcfCZ9 CCja6JnQIRjABHStF0AwrxOOrKtOs9ADqZew/Wb4imdsRDODtT5qL/E 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 Add a control V4L2_CID_FLASH_STROBE_OE 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 4848423205ff..765aeeec84fe 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_STROBE_OE: return "Strobe Output Enable"; =20 /* 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 v= 4l2_ctrl_type *type, case V4L2_CID_FLASH_STROBE_STATUS: case V4L2_CID_FLASH_CHARGE: case V4L2_CID_FLASH_READY: + case V4L2_CID_FLASH_STROBE_OE: 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-c= ontrols.h index 9830833b48a5..32ba3b5fb1dd 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -1187,6 +1187,7 @@ 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_STROBE_OE (V4L2_CID_FLASH_CLASS_BASE + 14) =20 =20 /* JPEG-class control IDs */ --=20 2.47.3