{"id":25408,"url":"https://patchwork.libcamera.org/api/patches/25408/?format=json","web_url":"https://patchwork.libcamera.org/patch/25408/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20251210003139.43606-13-bryan.odonoghue@linaro.org>","date":"2025-12-10T00:31:29","name":"[v4,12/20] libcamera: software_isp: Move DMA Sync code to Debayer base class","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"ff01a0166ba8b70a5fa961a8b3b8890bbc7d6298","submitter":{"id":175,"url":"https://patchwork.libcamera.org/api/people/175/?format=json","name":"Bryan O'Donoghue","email":"bryan.odonoghue@linaro.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/25408/mbox/","series":[{"id":5644,"url":"https://patchwork.libcamera.org/api/series/5644/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5644","date":"2025-12-10T00:31:17","name":"GPUISP precursor series","version":4,"mbox":"https://patchwork.libcamera.org/series/5644/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/25408/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/25408/checks/","tags":{},"headers":{"Return-Path":"","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 D6B8EBD1F1\n\tfor ;\n\tWed, 10 Dec 2025 00:32:30 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 8C3C361459;\n\tWed, 10 Dec 2025 01:32:30 +0100 (CET)","from mail-pj1-x1035.google.com (mail-pj1-x1035.google.com\n\t[IPv6:2607:f8b0:4864:20::1035])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 405BE61463\n\tfor ;\n\tWed, 10 Dec 2025 01:32:29 +0100 (CET)","by mail-pj1-x1035.google.com with SMTP id\n\t98e67ed59e1d1-349bb6f9c86so4125317a91.0\n\tfor ;\n\tTue, 09 Dec 2025 16:32:29 -0800 (PST)","from inspiron14p-linux (p96936b06.osaknt01.ap.so-net.ne.jp.\n\t[150.147.107.6]) by smtp.gmail.com with ESMTPSA id\n\t98e67ed59e1d1-34a70427ea6sm566580a91.3.2025.12.09.16.32.25\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tTue, 09 Dec 2025 16:32:27 -0800 (PST)"],"Authentication-Results":"lancelot.ideasonboard.com; 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\n\tTue, 09 Dec 2025 16:32:27 -0800 (PST)","From":"Bryan O'Donoghue ","To":"libcamera-devel@lists.libcamera.org","Cc":"pavel@ucw.cz, Bryan O'Donoghue ,\n\tMilan Zamazal ,\n\tKieran Bingham ","Subject":"[PATCH v4 12/20] libcamera: software_isp: Move DMA Sync code to\n\tDebayer base class","Date":"Wed, 10 Dec 2025 00:31:29 +0000","Message-ID":"<20251210003139.43606-13-bryan.odonoghue@linaro.org>","X-Mailer":"git-send-email 2.52.0","In-Reply-To":"<20251210003139.43606-1-bryan.odonoghue@linaro.org>","References":"<20251210003139.43606-1-bryan.odonoghue@linaro.org>","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":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"We can reuse the DMA Sync code in the GPUISP. Move the code we need to\nthe base class.\n\nReviewed-by: Milan Zamazal \nReviewed-by: Kieran Bingham \nSigned-off-by: Bryan O'Donoghue \n---\n src/libcamera/software_isp/debayer.cpp | 13 +++++++++++++\n src/libcamera/software_isp/debayer.h | 2 ++\n src/libcamera/software_isp/debayer_cpu.cpp | 6 +-----\n 3 files changed, 16 insertions(+), 5 deletions(-)","diff":"diff --git a/src/libcamera/software_isp/debayer.cpp b/src/libcamera/software_isp/debayer.cpp\nindex cea30af67..544921656 100644\n--- a/src/libcamera/software_isp/debayer.cpp\n+++ b/src/libcamera/software_isp/debayer.cpp\n@@ -364,4 +364,17 @@ void Debayer::setParams(DebayerParams ¶ms)\n \tgammaLut_ = params.gammaLut;\n }\n \n+/**\n+ * \\fn void Debayer::dmaSyncBegin(DebayerParams ¶ms)\n+ * \\brief Common CPU/GPU Dma Sync Buffer begin\n+ */\n+void Debayer::dmaSyncBegin(std::vector &dmaSyncers, FrameBuffer *input, FrameBuffer *output)\n+{\n+\tfor (const FrameBuffer::Plane &plane : input->planes())\n+\t\tdmaSyncers.emplace_back(plane.fd, DmaSyncer::SyncType::Read);\n+\n+\tfor (const FrameBuffer::Plane &plane : output->planes())\n+\t\tdmaSyncers.emplace_back(plane.fd, DmaSyncer::SyncType::Write);\n+}\n+\n } /* namespace libcamera */\ndiff --git a/src/libcamera/software_isp/debayer.h b/src/libcamera/software_isp/debayer.h\nindex 6903caae8..d2893d81b 100644\n--- a/src/libcamera/software_isp/debayer.h\n+++ b/src/libcamera/software_isp/debayer.h\n@@ -20,6 +20,7 @@\n #include \n #include \n \n+#include \"libcamera/internal/dma_buf_allocator.h\"\n #include \"libcamera/internal/global_configuration.h\"\n #include \"libcamera/internal/software_isp/benchmark.h\"\n #include \"libcamera/internal/software_isp/debayer_params.h\"\n@@ -86,6 +87,7 @@ private:\n \n protected:\n \tvoid setParams(DebayerParams ¶ms);\n+\tvoid dmaSyncBegin(std::vector &dmaSyncers, FrameBuffer *input, FrameBuffer *output);\n };\n \n } /* namespace libcamera */\ndiff --git a/src/libcamera/software_isp/debayer_cpu.cpp b/src/libcamera/software_isp/debayer_cpu.cpp\nindex 6be5cdbd5..8f1b4e53d 100644\n--- a/src/libcamera/software_isp/debayer_cpu.cpp\n+++ b/src/libcamera/software_isp/debayer_cpu.cpp\n@@ -22,7 +22,6 @@\n #include \n \n #include \"libcamera/internal/bayer_format.h\"\n-#include \"libcamera/internal/dma_buf_allocator.h\"\n #include \"libcamera/internal/framebuffer.h\"\n #include \"libcamera/internal/global_configuration.h\"\n #include \"libcamera/internal/mapped_framebuffer.h\"\n@@ -752,11 +751,8 @@ void DebayerCpu::process(uint32_t frame, FrameBuffer *input, FrameBuffer *output\n \tbench_.startFrame();\n \n \tstd::vector dmaSyncers;\n-\tfor (const FrameBuffer::Plane &plane : input->planes())\n-\t\tdmaSyncers.emplace_back(plane.fd, DmaSyncer::SyncType::Read);\n \n-\tfor (const FrameBuffer::Plane &plane : output->planes())\n-\t\tdmaSyncers.emplace_back(plane.fd, DmaSyncer::SyncType::Write);\n+\tdmaSyncBegin(dmaSyncers, input, output);\n \n \tsetParams(params);\n \n","prefixes":["v4","12/20"]}