Show a patch.

GET /api/1.1/patches/25208/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 25208,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/25208/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/25208/",
    "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": "<20251125162851.2301793-30-stefan.klug@ideasonboard.com>",
    "date": "2025-11-25T16:28:41",
    "name": "[v3,29/29] DNI pipeline: rkisp1: Workaround for customer kernels without requests",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "d7c13f969ef0bf76b8b2cf87c045089db88c4482",
    "submitter": {
        "id": 184,
        "url": "https://patchwork.libcamera.org/api/1.1/people/184/?format=api",
        "name": "Stefan Klug",
        "email": "stefan.klug@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/25208/mbox/",
    "series": [
        {
            "id": 5613,
            "url": "https://patchwork.libcamera.org/api/1.1/series/5613/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5613",
            "date": "2025-11-25T16:28:12",
            "name": "Full dewarper support on imx8mp",
            "version": 3,
            "mbox": "https://patchwork.libcamera.org/series/5613/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/25208/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/25208/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 B3764C3338\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 25 Nov 2025 16:30:22 +0000 (UTC)",
            "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4CFCF60C6B;\n\tTue, 25 Nov 2025 17:30:22 +0100 (CET)",
            "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 9D6FB60AA0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 25 Nov 2025 17:30:20 +0100 (CET)",
            "from ideasonboard.com (unknown\n\t[IPv6:2a00:6020:448c:6c00:bae1:340c:573c:570b])\n\tby perceval.ideasonboard.com (Postfix) with UTF8SMTPSA id ABBDC13DE; \n\tTue, 25 Nov 2025 17:28:11 +0100 (CET)"
        ],
        "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"r3FHwVVU\"; dkim-atps=neutral",
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1764088091;\n\tbh=Ej4n1s7zWgywj6UeXPKqrRbpzpaHW3RxX4rYZ0woPQM=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=r3FHwVVUBkVLgjbNJW5yyikyoh36+Rf+z33yfp+X/XznzByZGh7NBGMk5ieLJS8cM\n\twqhUkdPh8o/dNUcQGpG6W5c/GQLAIxWYnu0ts4uqSqc314tQl5d3FyhXl7vLQ3HqAV\n\t2PXhgIXvAM+XKbgjeN2EZRsSm4XJePd89c3+WK+I=",
        "From": "Stefan Klug <stefan.klug@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Cc": "Stefan Klug <stefan.klug@ideasonboard.com>",
        "Subject": "[PATCH v3 29/29] DNI pipeline: rkisp1: Workaround for customer\n\tkernels without requests",
        "Date": "Tue, 25 Nov 2025 17:28:41 +0100",
        "Message-ID": "<20251125162851.2301793-30-stefan.klug@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.51.0",
        "In-Reply-To": "<20251125162851.2301793-1-stefan.klug@ideasonboard.com>",
        "References": "<20251125162851.2301793-1-stefan.klug@ideasonboard.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": "There are a few kernels out there that have dynamic vertex map support,\nbut no requests support. Allow full dewarp usage on these.\n\nSigned-off-by: Stefan Klug <stefan.klug@ideasonboard.com>\n---\n src/libcamera/converter/converter_dw100.cpp | 13 ++++++++++++-\n 1 file changed, 12 insertions(+), 1 deletion(-)",
    "diff": "diff --git a/src/libcamera/converter/converter_dw100.cpp b/src/libcamera/converter/converter_dw100.cpp\nindex b39e4ab23cd6..22a15a368e38 100644\n--- a/src/libcamera/converter/converter_dw100.cpp\n+++ b/src/libcamera/converter/converter_dw100.cpp\n@@ -33,6 +33,17 @@ LOG_DECLARE_CATEGORY(Converter)\n  * and it has direct support for libcamera controls.\n  */\n \n+namespace {\n+\n+/*\n+ * This flag allows to use dynamic dewarp maps to support pan, zoom, rotate when\n+ * the kernel driver doesn't support requests. Only needed for legacy customer\n+ * kernels.\n+ */\n+static constexpr bool kAllowDynamicDewarpMapsWithoutRequests = true;\n+\n+} /* namespace */\n+\n ConverterDW100Module::ConverterDW100Module(std::shared_ptr<MediaDevice> media)\n \t: converter_(media), running_(false)\n {\n@@ -353,7 +364,7 @@ void ConverterDW100Module::updateControlInfos(const Stream *stream, ControlInfoM\n \tcontrols[&controls::Dw100ScaleMode] =\n \t\tControlInfo(controls::Dw100ScaleModeValues, controls::Dw100ScaleModeFill);\n \n-\tif (!converter_.supportsRequests())\n+\tif (!converter_.supportsRequests() && !kAllowDynamicDewarpMapsWithoutRequests)\n \t\tLOG(Converter, Warning)\n \t\t\t<< \"dw100 kernel driver has no requests support.\"\n \t\t\t   \" Dynamic configuration is not possible.\";\n",
    "prefixes": [
        "v3",
        "29/29"
    ]
}