Patch Detail
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GET /api/1.1/patches/26325/?format=api
{ "id": 26325, "url": "https://patchwork.libcamera.org/api/1.1/patches/26325/?format=api", "web_url": "https://patchwork.libcamera.org/patch/26325/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260324151714.3345-3-david.plowman@raspberrypi.com>", "date": "2026-03-24T14:32:08", "name": "[v1,2/3] controls: rpi: Add ControlId control", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "f04b257fb3b1b0e981523677ea796a70bae879c3", "submitter": { "id": 42, "url": "https://patchwork.libcamera.org/api/1.1/people/42/?format=api", "name": "David Plowman", "email": "david.plowman@raspberrypi.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/26325/mbox/", "series": [ { "id": 5842, "url": "https://patchwork.libcamera.org/api/1.1/series/5842/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5842", "date": "2026-03-24T14:32:06", "name": "Atomic control lists on Raspberry Pi", "version": 1, "mbox": "https://patchwork.libcamera.org/series/5842/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/26325/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/26325/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 03421C32F5\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 24 Mar 2026 15:17:23 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 87270627A0;\n\tTue, 24 Mar 2026 16:17:23 +0100 (CET)", "from mail-wm1-x334.google.com (mail-wm1-x334.google.com\n\t[IPv6:2a00:1450:4864:20::334])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 73ACC62780\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 24 Mar 2026 16:17:19 +0100 (CET)", "by mail-wm1-x334.google.com with SMTP id\n\t5b1f17b1804b1-486fba7ce4cso13677965e9.3\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 24 Mar 2026 08:17:19 -0700 (PDT)", "from davidp-pi5.pitowers.org\n\t([2a00:1098:3142:1f:88ea:c658:5b20:5e46])\n\tby smtp.gmail.com with ESMTPSA id\n\t5b1f17b1804b1-487116c44bfsm63826065e9.9.2026.03.24.08.17.18\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tTue, 24 Mar 2026 08:17:18 -0700 (PDT)" ], "Authentication-Results": "lancelot.ideasonboard.com; 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\n\tTue, 24 Mar 2026 08:17:18 -0700 (PDT)", "From": "David Plowman <david.plowman@raspberrypi.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "David Plowman <david.plowman@raspberrypi.com>", "Subject": "[PATCH v1 2/3] controls: rpi: Add ControlId control", "Date": "Tue, 24 Mar 2026 14:32:08 +0000", "Message-ID": "<20260324151714.3345-3-david.plowman@raspberrypi.com>", "X-Mailer": "git-send-email 2.47.3", "In-Reply-To": "<20260324151714.3345-1-david.plowman@raspberrypi.com>", "References": "<20260324151714.3345-1-david.plowman@raspberrypi.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "The ControlId identifies the sequence number of the request whose\ncontrols have been applied to the images in this request for the first\ntime.\n\nSigned-off-by: David Plowman <david.plowman@raspberrypi.com>\n---\n src/libcamera/control_ids_rpi.yaml | 10 ++++++++++\n 1 file changed, 10 insertions(+)", "diff": "diff --git a/src/libcamera/control_ids_rpi.yaml b/src/libcamera/control_ids_rpi.yaml\nindex a8615112..aca023d7 100644\n--- a/src/libcamera/control_ids_rpi.yaml\n+++ b/src/libcamera/control_ids_rpi.yaml\n@@ -183,4 +183,14 @@ controls:\n \\sa SyncMode\n \\sa SyncReady\n \\sa SyncTimer\n+\n+ - ControlId:\n+ type: int64_t\n+ direction: out\n+ description: |\n+ This is the sequence number of the request whose control list has\n+ just been applied. Controls normally take several frames to apply,\n+ so the number here will refer to a request submitted a number of\n+ frames earlier.\n+\n ...\n", "prefixes": [ "v1", "2/3" ] }