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{
    "id": 19106,
    "url": "https://patchwork.libcamera.org/api/patches/19106/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/19106/",
    "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": "",
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    },
    "msgid": "<20231006132000.23504-5-naush@raspberrypi.com>",
    "date": "2023-10-06T13:19:44",
    "name": "[libcamera-devel,04/20] ipa: rpi: Add IpaBase::platformStart() member function",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "c1c508af0897280a212f0dab9b2a3020a86c9fe1",
    "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/19106/mbox/",
    "series": [
        {
            "id": 4047,
            "url": "https://patchwork.libcamera.org/api/series/4047/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4047",
            "date": "2023-10-06T13:19:40",
            "name": "Raspberry Pi: Preliminary PiSP support",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/4047/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/19106/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/19106/checks/",
    "tags": {},
    "headers": {
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        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri,  6 Oct 2023 14:19:44 +0100",
        "Message-Id": "<20231006132000.23504-5-naush@raspberrypi.com>",
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        "References": "<20231006132000.23504-1-naush@raspberrypi.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH 04/20] ipa: rpi: Add\n\tIpaBase::platformStart() member function",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "<libcamera-devel.lists.libcamera.org>",
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        "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 virtual IpaBase::platformStart() member function that is called\nat the end of IpaBase::start(). For the IpaVc4 derived class, this\nfunction does nothing, but will be used in the PiSP derived class to\nreset internal state on startup.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\nReviewed-by: David Plowman <david.plowman@raspberrypi.com>\n---\n src/ipa/rpi/common/ipa_base.cpp | 2 ++\n src/ipa/rpi/common/ipa_base.h   | 1 +\n src/ipa/rpi/vc4/vc4.cpp         | 7 +++++++\n 3 files changed, 10 insertions(+)",
    "diff": "diff --git a/src/ipa/rpi/common/ipa_base.cpp b/src/ipa/rpi/common/ipa_base.cpp\nindex 5df1998c8113..5939fe57f040 100644\n--- a/src/ipa/rpi/common/ipa_base.cpp\n+++ b/src/ipa/rpi/common/ipa_base.cpp\n@@ -341,6 +341,8 @@ void IpaBase::start(const ControlList &controls, StartResult *result)\n \n \tfirstStart_ = false;\n \tlastRunTimestamp_ = 0;\n+\n+\tplatformStart(controls, result);\n }\n \n void IpaBase::mapBuffers(const std::vector<IPABuffer> &buffers)\ndiff --git a/src/ipa/rpi/common/ipa_base.h b/src/ipa/rpi/common/ipa_base.h\nindex 097f436af93b..eaa9f71182ed 100644\n--- a/src/ipa/rpi/common/ipa_base.h\n+++ b/src/ipa/rpi/common/ipa_base.h\n@@ -67,6 +67,7 @@ private:\n \tstatic constexpr unsigned int numMetadataContexts = 16;\n \n \tvirtual int32_t platformInit(const InitParams &params, InitResult *result) = 0;\n+\tvirtual int32_t platformStart(const ControlList &controls, StartResult *result) = 0;\n \tvirtual int32_t platformConfigure(const ConfigParams &params, ConfigResult *result) = 0;\n \n \tvirtual void platformPrepareIsp(const PrepareParams &params,\ndiff --git a/src/ipa/rpi/vc4/vc4.cpp b/src/ipa/rpi/vc4/vc4.cpp\nindex 1de0d3ccdc44..4a4d720ce7dd 100644\n--- a/src/ipa/rpi/vc4/vc4.cpp\n+++ b/src/ipa/rpi/vc4/vc4.cpp\n@@ -51,6 +51,7 @@ public:\n \n private:\n \tint32_t platformInit(const InitParams &params, InitResult *result) override;\n+\tint32_t platformStart(const ControlList &controls, StartResult *result) override;\n \tint32_t platformConfigure(const ConfigParams &params, ConfigResult *result) override;\n \n \tvoid platformPrepareIsp(const PrepareParams &params, RPiController::Metadata &rpiMetadata) override;\n@@ -94,6 +95,12 @@ int32_t IpaVc4::platformInit([[maybe_unused]] const InitParams &params, [[maybe_\n \treturn 0;\n }\n \n+int32_t IpaVc4::platformStart([[maybe_unused]] const ControlList &controls,\n+\t\t\t      [[maybe_unused]] StartResult *result)\n+{\n+\treturn 0;\n+}\n+\n int32_t IpaVc4::platformConfigure(const ConfigParams &params, [[maybe_unused]] ConfigResult *result)\n {\n \tispCtrls_ = params.ispControls;\n",
    "prefixes": [
        "libcamera-devel",
        "04/20"
    ]
}