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{ "id": 19196, "url": "https://patchwork.libcamera.org/api/patches/19196/?format=api", "web_url": "https://patchwork.libcamera.org/patch/19196/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/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": "<20231110110002.21381-4-naush@raspberrypi.com>", "date": "2023-11-10T11:00:00", "name": "[libcamera-devel,v1,3/5] libcamera: control: Add vendor control id range reservation", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "2eb8ea4b8b7068fadd2702f2743104994faf7d8a", "submitter": { "id": 34, "url": "https://patchwork.libcamera.org/api/people/34/?format=api", "name": "Naushir Patuck", "email": "naush@raspberrypi.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/19196/mbox/", "series": [ { "id": 4068, "url": "https://patchwork.libcamera.org/api/series/4068/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4068", "date": "2023-11-10T10:59:57", "name": "Vendor controls and properties", "version": 1, "mbox": "https://patchwork.libcamera.org/series/4068/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/19196/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/19196/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 DE321C32B6\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri, 10 Nov 2023 11:00:04 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 2D014629C5;\n\tFri, 10 Nov 2023 12:00:03 +0100 (CET)", "from mail-lj1-x235.google.com (mail-lj1-x235.google.com\n\t[IPv6:2a00:1450:4864:20::235])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 9A37C629C4\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 10 Nov 2023 12:00:00 +0100 (CET)", "by mail-lj1-x235.google.com with SMTP id\n\t38308e7fff4ca-2c54c8934abso26177591fa.0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 10 Nov 2023 03:00:00 -0800 (PST)", "from localhost.localdomain ([93.93.133.154])\n\tby smtp.gmail.com with ESMTPSA id\n\tr15-20020a05600c35cf00b0040531f5c51asm4883156wmq.5.2023.11.10.02.59.58\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tFri, 10 Nov 2023 02:59:58 -0800 (PST)" ], "DKIM-Signature": [ "v=1; 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\n\tFri, 10 Nov 2023 02:59:59 -0800 (PST)", "To": "libcamera-devel@lists.libcamera.org", "Date": "Fri, 10 Nov 2023 11:00:00 +0000", "Message-Id": "<20231110110002.21381-4-naush@raspberrypi.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20231110110002.21381-1-naush@raspberrypi.com>", "References": "<20231110110002.21381-1-naush@raspberrypi.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v1 3/5] libcamera: control: Add vendor\n\tcontrol id range reservation", "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>", "From": "Naushir Patuck via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Naushir Patuck <naush@raspberrypi.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Add a new control_ranges.yaml file that is used to reserve control id\nranges/offsets for libcamera and vendor specific controls. This file is\nused by the gen-controls.py script to generate control id values for\neach control.\n\nDraft controls now have a seprate range from core libcamera controls,\nbreaking the existing numbering behaviour.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\n---\n include/libcamera/meson.build | 3 ++-\n src/libcamera/control_ranges.yaml | 17 +++++++++++++++++\n utils/gen-controls.py | 15 ++++++++++++---\n 3 files changed, 31 insertions(+), 4 deletions(-)\n create mode 100644 src/libcamera/control_ranges.yaml", "diff": "diff --git a/include/libcamera/meson.build b/include/libcamera/meson.build\nindex f8af51174f08..98339b93777c 100644\n--- a/include/libcamera/meson.build\n+++ b/include/libcamera/meson.build\n@@ -82,11 +82,12 @@ foreach header, mode : control_source_files\n endforeach\n \n template_file = files(header + '.h.in')\n+ ranges_file = files('../../src/libcamera/control_ranges.yaml')\n control_headers += custom_target(header + '_h',\n input : input_files,\n output : header + '.h',\n command : [gen_controls, '-o', '@OUTPUT@', '-i', '@INPUT@',\n- '--mode', mode, '-t', template_file],\n+ '--mode', mode, '-t', template_file, '-r', ranges_file],\n install : true,\n install_dir : libcamera_headers_install_dir)\n endforeach\ndiff --git a/src/libcamera/control_ranges.yaml b/src/libcamera/control_ranges.yaml\nnew file mode 100644\nindex 000000000000..e908a8a3a110\n--- /dev/null\n+++ b/src/libcamera/control_ranges.yaml\n@@ -0,0 +1,17 @@\n+# SPDX-License-Identifier: LGPL-2.1-or-later\n+#\n+# Copyright (C) 2023, Raspberry Pi Ltd\n+#\n+%YAML 1.1\n+---\n+# Specifies the control id ranges/offsets for core libcamera and vendor specific\n+# controls.\n+ranges:\n+ # Core libcamera controls\n+ libcamera: 0\n+ # Draft designated libcamera controls\n+ draft: 1000\n+ # Raspberry Pi vendor controls\n+ rpi: 2000\n+\n+...\ndiff --git a/utils/gen-controls.py b/utils/gen-controls.py\nindex 3c490a562676..a10b9fdc19ee 100755\n--- a/utils/gen-controls.py\n+++ b/utils/gen-controls.py\n@@ -259,7 +259,7 @@ ${vendor_controls_map}\n }\n \n \n-def generate_h(controls, mode):\n+def generate_h(controls, mode, ranges):\n enum_template_start = string.Template('''enum ${name}Enum {''')\n enum_value_template = string.Template('''\\t${name} = ${value},''')\n enum_values_template = string.Template('''extern const std::array<const ControlValue, ${size}> ${name}Values;''')\n@@ -277,8 +277,10 @@ def generate_h(controls, mode):\n vendor = 'draft' if ctrl.is_draft else 'libcamera'\n \n if vendor not in ctrls:\n+ if vendor not in ranges.keys():\n+ raise RuntimeError('Vendor range is not defined')\n+ id_value[vendor] = ranges[vendor] + 1\n ids[vendor] = []\n- id_value[vendor] = 1\n ctrls[vendor] = []\n \n # Core and draft controls use the same ID value\n@@ -370,8 +372,15 @@ def main(argv):\n help='Template file name.')\n parser.add_argument('--mode', type=str, required=True, choices=['controls', 'properties'],\n help='Mode of operation')\n+ parser.add_argument('-r', dest='ranges', type=str,\n+ help='Control id range reservation file.')\n args = parser.parse_args(argv[1:])\n \n+ ranges = []\n+ if args.ranges:\n+ data = open(args.ranges, 'rb').read()\n+ ranges = yaml.safe_load(data)['ranges']\n+\n controls = []\n for input in args.inputs:\n data = open(input, 'rb').read()\n@@ -382,7 +391,7 @@ def main(argv):\n if args.template.endswith('.cpp.in'):\n data = generate_cpp(controls)\n elif args.template.endswith('.h.in'):\n- data = generate_h(controls, args.mode)\n+ data = generate_h(controls, args.mode, ranges)\n else:\n raise RuntimeError('Unknown template type')\n \n", "prefixes": [ "libcamera-devel", "v1", "3/5" ] }