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{
    "id": 11763,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/11763/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/11763/",
    "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": "<20210329091552.157208-3-hiroh@chromium.org>",
    "date": "2021-03-29T09:15:51",
    "name": "[libcamera-devel,v2,2/3] libcamera: Request: Add RequestError to Status",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": false,
    "hash": "542fffb6e1b5f6d914a8ee5f1461cfaef7d98a42",
    "submitter": {
        "id": 63,
        "url": "https://patchwork.libcamera.org/api/1.1/people/63/?format=api",
        "name": "Hirokazu Honda",
        "email": "hiroh@chromium.org"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/11763/mbox/",
    "series": [
        {
            "id": 1860,
            "url": "https://patchwork.libcamera.org/api/1.1/series/1860/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1860",
            "date": "2021-03-29T09:15:49",
            "name": "Add RequestError to Request::Status",
            "version": 2,
            "mbox": "https://patchwork.libcamera.org/series/1860/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/11763/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/11763/checks/",
    "tags": {},
    "headers": {
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        "From": "Hirokazu Honda <hiroh@chromium.org>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Mon, 29 Mar 2021 18:15:51 +0900",
        "Message-Id": "<20210329091552.157208-3-hiroh@chromium.org>",
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        "In-Reply-To": "<20210329091552.157208-1-hiroh@chromium.org>",
        "References": "<20210329091552.157208-1-hiroh@chromium.org>",
        "MIME-Version": "1.0",
        "Subject": "[libcamera-devel] [PATCH v2 2/3] libcamera: Request: Add\n\tRequestError to Status",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
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        "List-Id": "<libcamera-devel.lists.libcamera.org>",
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        "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>",
        "Content-Type": "text/plain; charset=\"us-ascii\"",
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        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "This adds a new libcamera::Request::Status, RequestError, which\nrepresents a request isn't successfully processed due to some\nerror.\n\nSigned-off-by: Hirokazu Honda <hiroh@chromium.org>\n---\n include/libcamera/request.h        |  2 ++\n src/libcamera/pipeline_handler.cpp |  5 ++++-\n src/libcamera/request.cpp          | 17 +++++++++++------\n 3 files changed, 17 insertions(+), 7 deletions(-)",
    "diff": "diff --git a/include/libcamera/request.h b/include/libcamera/request.h\nindex 6e5aad5f..598fcf86 100644\n--- a/include/libcamera/request.h\n+++ b/include/libcamera/request.h\n@@ -30,6 +30,7 @@ public:\n \t\tRequestPending,\n \t\tRequestComplete,\n \t\tRequestCancelled,\n+\t\tRequestError,\n \t};\n \n \tenum ReuseFlag {\n@@ -73,6 +74,7 @@ private:\n \n \tconst uint64_t cookie_;\n \tStatus status_;\n+\tbool error_;\n \tbool cancelled_;\n };\n \ndiff --git a/src/libcamera/pipeline_handler.cpp b/src/libcamera/pipeline_handler.cpp\nindex eba00ed3..66326ce0 100644\n--- a/src/libcamera/pipeline_handler.cpp\n+++ b/src/libcamera/pipeline_handler.cpp\n@@ -381,8 +381,11 @@ void PipelineHandler::queueRequest(Request *request)\n \tdata->queuedRequests_.push_back(request);\n \n \tint ret = queueRequestDevice(camera, request);\n-\tif (ret)\n+\tif (ret) {\n+\t\trequest->error_ = true;\n \t\tdata->queuedRequests_.remove(request);\n+\t\tcompleteRequest(request);\n+\t}\n }\n \n /**\ndiff --git a/src/libcamera/request.cpp b/src/libcamera/request.cpp\nindex 0071667e..176f59dd 100644\n--- a/src/libcamera/request.cpp\n+++ b/src/libcamera/request.cpp\n@@ -36,6 +36,8 @@ LOG_DEFINE_CATEGORY(Request)\n  * The request has completed\n  * \\var Request::RequestCancelled\n  * The request has been cancelled due to capture stop\n+ * \\var Request::RequestError\n+ * The request is not completed successfully due to an error.\n  */\n \n /**\n@@ -73,7 +75,7 @@ LOG_DEFINE_CATEGORY(Request)\n  */\n Request::Request(Camera *camera, uint64_t cookie)\n \t: camera_(camera), cookie_(cookie), status_(RequestPending),\n-\t  cancelled_(false)\n+\t  error_(false), cancelled_(false)\n {\n \t/**\n \t * \\todo Should the Camera expose a validator instance, to avoid\n@@ -126,6 +128,7 @@ void Request::reuse(ReuseFlag flags)\n \t}\n \n \tstatus_ = RequestPending;\n+\terror_ = false;\n \tcancelled_ = false;\n \n \tcontrols_->clear();\n@@ -256,20 +259,22 @@ FrameBuffer *Request::findBuffer(const Stream *stream) const\n /**\n  * \\brief Complete a queued request\n  *\n- * Mark the request as complete by updating its status to RequestComplete,\n- * unless buffers have been cancelled in which case the status is set to\n- * RequestCancelled.\n+ * Mark the request as complete by updating its status to RequestError on error,\n+ * RequestCancelled if buffers have been cancelled, or otherwise RequestComplete.\n  */\n void Request::complete()\n {\n \tASSERT(status_ == RequestPending);\n \tASSERT(!hasPendingBuffers());\n \n-\tstatus_ = cancelled_ ? RequestCancelled : RequestComplete;\n+\tif (error_)\n+\t\tstatus_ = RequestError;\n+\telse\n+\t\tstatus_ = cancelled_ ? RequestCancelled : RequestComplete;\n \n \tLOG(Request, Debug)\n \t\t<< \"Request has completed - cookie: \" << cookie_\n-\t\t<< (cancelled_ ? \" [Cancelled]\" : \"\");\n+\t\t<< (error_ ? \" [Error]\" : (cancelled_ ? \" [Cancelled]\" : \"\"));\n \n \tLIBCAMERA_TRACEPOINT(request_complete, this);\n }\n",
    "prefixes": [
        "libcamera-devel",
        "v2",
        "2/3"
    ]
}