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{
    "id": 17372,
    "url": "https://patchwork.libcamera.org/api/patches/17372/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/17372/",
    "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": "<20220916100517.12446-2-naush@raspberrypi.com>",
    "date": "2022-09-16T10:05:16",
    "name": "[libcamera-devel,v1,1/2] pipeline: raspberrypi: Add an error state",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "f689839a8fa1f2657637111deccc04c898bb3581",
    "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/17372/mbox/",
    "series": [
        {
            "id": 3488,
            "url": "https://patchwork.libcamera.org/api/series/3488/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3488",
            "date": "2022-09-16T10:05:15",
            "name": "Raspberry Pi: Timeout error handling",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/3488/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/17372/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/17372/checks/",
    "tags": {},
    "headers": {
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        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri, 16 Sep 2022 11:05:16 +0100",
        "Message-Id": "<20220916100517.12446-2-naush@raspberrypi.com>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20220916100517.12446-1-naush@raspberrypi.com>",
        "References": "<20220916100517.12446-1-naush@raspberrypi.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH v1 1/2] pipeline: raspberrypi: Add an\n\terror state",
        "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 an error state used internally in the Raspberry Pi pipeline handler.\nCurrently this state is never set, but will be in a subsequent commit when a\ndevice timeout has been signalled.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\n---\n .../pipeline/raspberrypi/raspberrypi.cpp       | 18 ++++++++++--------\n 1 file changed, 10 insertions(+), 8 deletions(-)",
    "diff": "diff --git a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp\nindex b4094898ca6c..d429cb444d58 100644\n--- a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp\n+++ b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp\n@@ -253,7 +253,7 @@ public:\n \t * thread. So, we do not need to have any mutex to protect access to any\n \t * of the variables below.\n \t */\n-\tenum class State { Stopped, Idle, Busy, IpaComplete };\n+\tenum class State { Stopped, Idle, Busy, IpaComplete, Error };\n \tState state_;\n \n \tstruct BayerFrame {\n@@ -1109,7 +1109,8 @@ int PipelineHandlerRPi::queueRequestDevice(Camera *camera, Request *request)\n {\n \tRPiCameraData *data = cameraData(camera);\n \n-\tif (data->state_ == RPiCameraData::State::Stopped)\n+\tif (data->state_ == RPiCameraData::State::Stopped ||\n+\t    data->state_ == RPiCameraData::State::Error)\n \t\treturn -EINVAL;\n \n \tLOG(RPI, Debug) << \"queueRequestDevice: New request.\";\n@@ -1708,7 +1709,7 @@ void RPiCameraData::enumerateVideoDevices(MediaLink *link)\n \n void RPiCameraData::statsMetadataComplete(uint32_t bufferId, const ControlList &controls)\n {\n-\tif (state_ == State::Stopped)\n+\tif (state_ == State::Stopped || state_ == State::Error)\n \t\treturn;\n \n \tFrameBuffer *buffer = isp_[Isp::Stats].getBuffers().at(bufferId);\n@@ -1744,7 +1745,7 @@ void RPiCameraData::statsMetadataComplete(uint32_t bufferId, const ControlList &\n \n void RPiCameraData::runIsp(uint32_t bufferId)\n {\n-\tif (state_ == State::Stopped)\n+\tif (state_ == State::Stopped || state_ == State::Error)\n \t\treturn;\n \n \tFrameBuffer *buffer = unicam_[Unicam::Image].getBuffers().at(bufferId);\n@@ -1759,7 +1760,7 @@ void RPiCameraData::runIsp(uint32_t bufferId)\n \n void RPiCameraData::embeddedComplete(uint32_t bufferId)\n {\n-\tif (state_ == State::Stopped)\n+\tif (state_ == State::Stopped || state_ == State::Error)\n \t\treturn;\n \n \tFrameBuffer *buffer = unicam_[Unicam::Embedded].getBuffers().at(bufferId);\n@@ -1825,7 +1826,7 @@ void RPiCameraData::unicamBufferDequeue(FrameBuffer *buffer)\n \tRPi::Stream *stream = nullptr;\n \tint index;\n \n-\tif (state_ == State::Stopped)\n+\tif (state_ == State::Stopped || state_ == State::Error)\n \t\treturn;\n \n \tfor (RPi::Stream &s : unicam_) {\n@@ -1864,7 +1865,7 @@ void RPiCameraData::unicamBufferDequeue(FrameBuffer *buffer)\n \n void RPiCameraData::ispInputDequeue(FrameBuffer *buffer)\n {\n-\tif (state_ == State::Stopped)\n+\tif (state_ == State::Stopped || state_ == State::Error)\n \t\treturn;\n \n \tLOG(RPI, Debug) << \"Stream ISP Input buffer complete\"\n@@ -1881,7 +1882,7 @@ void RPiCameraData::ispOutputDequeue(FrameBuffer *buffer)\n \tRPi::Stream *stream = nullptr;\n \tint index;\n \n-\tif (state_ == State::Stopped)\n+\tif (state_ == State::Stopped || state_ == State::Error)\n \t\treturn;\n \n \tfor (RPi::Stream &s : isp_) {\n@@ -1991,6 +1992,7 @@ void RPiCameraData::handleState()\n \tswitch (state_) {\n \tcase State::Stopped:\n \tcase State::Busy:\n+\tcase State::Error:\n \t\tbreak;\n \n \tcase State::IpaComplete:\n",
    "prefixes": [
        "libcamera-devel",
        "v1",
        "1/2"
    ]
}