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{ "id": 26361, "url": "https://patchwork.libcamera.org/api/1.1/patches/26361/?format=api", "web_url": "https://patchwork.libcamera.org/patch/26361/", "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": "<20260325151416.2114564-20-stefan.klug@ideasonboard.com>", "date": "2026-03-25T15:13:51", "name": "[v2,19/32] libcamera: delayed_controls: Ignore double pushes for the same frame number", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "ead9e97bba893facab47c8adc201b279e03768f8", "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/26361/mbox/", "series": [ { "id": 5849, "url": "https://patchwork.libcamera.org/api/1.1/series/5849/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=5849", "date": "2026-03-25T15:13:32", "name": "rkisp1: pipeline rework for PFC", "version": 2, "mbox": "https://patchwork.libcamera.org/series/5849/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/26361/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/26361/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 BF0BFC3303\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 25 Mar 2026 15:15:36 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 255E962C4E;\n\tWed, 25 Mar 2026 16:15:36 +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 8D2AA62BF0\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 25 Mar 2026 16:15:34 +0100 (CET)", "from ideasonboard.com (unknown\n\t[IPv6:2a00:6020:448c:6c00:b16a:5ed9:4ada:a95a])\n\tby perceval.ideasonboard.com (Postfix) with UTF8SMTPSA id 8A8571B98; \n\tWed, 25 Mar 2026 16:14:16 +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=\"FA2YZy+7\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1774451656;\n\tbh=328G/l2Pz1R8U8ujQ2WBNyhtWw2/yBzz2aZhPPiXddU=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=FA2YZy+79XnoE4YkiK/ZW4Jyq1Uaf1TlItSJF8j0TBGFp+6QTqYdkl6fbiAp/M99t\n\tiuXXbIt/Q1jjsMkLavDnndbNh8T8FYnaPyDoBzRE2WNaxKdkIIJPG+xgWLxf/fWyfy\n\tr/T1XsYHq9do+Q4bzsEFPwY6smOpMrWJqXrDRsCU=", "From": "Stefan Klug <stefan.klug@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Cc": "Stefan Klug <stefan.klug@ideasonboard.com>,\n\tPaul Elder <paul.elder@ideasonboard.com>", "Subject": "[PATCH v2 19/32] libcamera: delayed_controls: Ignore double pushes\n\tfor the same frame number", "Date": "Wed, 25 Mar 2026 16:13:51 +0100", "Message-ID": "<20260325151416.2114564-20-stefan.klug@ideasonboard.com>", "X-Mailer": "git-send-email 2.51.0", "In-Reply-To": "<20260325151416.2114564-1-stefan.klug@ideasonboard.com>", "References": "<20260325151416.2114564-1-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": "For successful PFC a single sequence must only be pushed once to delayed\ncontrols. Such a situation can occur if no-ops were pushed in delayed\ncontrols due to a buffer underrun.\n\nSigned-off-by: Stefan Klug <stefan.klug@ideasonboard.com>\nReviewed-by: Paul Elder <paul.elder@ideasonboard.com>\n\n---\n\nChanges in v2:\n- Collated double log message\n- Collected tag\n---\n src/libcamera/delayed_controls.cpp | 10 +++++++---\n 1 file changed, 7 insertions(+), 3 deletions(-)", "diff": "diff --git a/src/libcamera/delayed_controls.cpp b/src/libcamera/delayed_controls.cpp\nindex 4efe3b39c3f6..bcbce4413456 100644\n--- a/src/libcamera/delayed_controls.cpp\n+++ b/src/libcamera/delayed_controls.cpp\n@@ -173,8 +173,9 @@ bool DelayedControls::push(uint32_t sequence, const ControlList &controls)\n {\n \tif (sequence < queueCount_) {\n \t\tLOG(DelayedControls, Warning)\n-\t\t\t<< \"Double push for sequence \" << sequence\n-\t\t\t<< \" current queue index: \" << queueCount_;\n+\t\t\t<< \"Ignored double push for sequence \" << sequence\n+\t\t\t<< \". Current queue index: \" << queueCount_;\n+\t\treturn true;\n \t}\n \n \twhile (sequence > queueCount_) {\n@@ -277,7 +278,10 @@ ControlList DelayedControls::get(uint32_t sequence)\n */\n void DelayedControls::applyControls(uint32_t sequence)\n {\n-\tLOG(DelayedControls, Debug) << \"frame \" << sequence << \" started\";\n+\tLOG(DelayedControls, Debug)\n+\t\t<< \"Apply controls for: \" << sequence\n+\t\t<< \" (instant controls for frame \"\n+\t\t<< (sequence - maxDelay_) << \")\";\n \n \twhile (queueCount_ - 1 < sequence) {\n \t\tLOG(DelayedControls, Warning)\n", "prefixes": [ "v2", "19/32" ] }