{"id":23866,"url":"https://patchwork.libcamera.org/api/patches/23866/?format=json","web_url":"https://patchwork.libcamera.org/patch/23866/","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":"<20250721074853.1463358-8-naush@raspberrypi.com>","date":"2025-07-21T07:47:27","name":"[v2,7/7] ipa: rpi: agc: Remove digital gain from AgcPrepareStatus","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"3515b8dfeae9b4413d46b6d6a22d1e395f636acc","submitter":{"id":34,"url":"https://patchwork.libcamera.org/api/people/34/?format=json","name":"Naushir Patuck","email":"naush@raspberrypi.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/23866/mbox/","series":[{"id":5303,"url":"https://patchwork.libcamera.org/api/series/5303/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5303","date":"2025-07-21T07:47:20","name":"Raspberry Pi AEC/AGC update","version":2,"mbox":"https://patchwork.libcamera.org/series/5303/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/23866/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/23866/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 F3BD9C3323\n\tfor ;\n\tMon, 21 Jul 2025 07:49:12 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id DE24868FE1;\n\tMon, 21 Jul 2025 09:49:11 +0200 (CEST)","from mail-wr1-x42c.google.com (mail-wr1-x42c.google.com\n\t[IPv6:2a00:1450:4864:20::42c])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 3F08868FD1\n\tfor ;\n\tMon, 21 Jul 2025 09:49:00 +0200 (CEST)","by mail-wr1-x42c.google.com with SMTP id\n\tffacd0b85a97d-3a4e749d7b2so660866f8f.0\n\tfor ;\n\tMon, 21 Jul 2025 00:49:00 -0700 (PDT)","from NAUSH-P-DELL.pitowers.org ([93.93.133.154])\n\tby smtp.gmail.com with ESMTPSA id\n\t5b1f17b1804b1-4562e802afasm151101765e9.12.2025.07.21.00.48.59\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tMon, 21 Jul 2025 00:48:59 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com; 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\n\tMon, 21 Jul 2025 00:48:59 -0700 (PDT)","From":"Naushir Patuck ","To":"libcamera-devel@lists.libcamera.org","Cc":"David Plowman ,\n\tNaushir Patuck ","Subject":"[PATCH v2 7/7] ipa: rpi: agc: Remove digital gain from\n\tAgcPrepareStatus","Date":"Mon, 21 Jul 2025 08:47:27 +0100","Message-ID":"<20250721074853.1463358-8-naush@raspberrypi.com>","X-Mailer":"git-send-email 2.43.0","In-Reply-To":"<20250721074853.1463358-1-naush@raspberrypi.com>","References":"<20250721074853.1463358-1-naush@raspberrypi.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":"","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":"From: David Plowman \n\nAll platforms are now using the digital gain from the AgcStatus, so\nthe AgcPrepareStatus and prepare() methods can be tidied up.\n\nSigned-off-by: David Plowman \nSigned-off-by: Naushir Patuck \nReviewed-by: Naushir Patuck \n---\n src/ipa/rpi/controller/agc_status.h | 1 -\n src/ipa/rpi/controller/rpi/agc_channel.cpp | 18 +-----------------\n 2 files changed, 1 insertion(+), 18 deletions(-)","diff":"diff --git a/src/ipa/rpi/controller/agc_status.h b/src/ipa/rpi/controller/agc_status.h\nindex 956d6abf398c..1ae069f2ee8a 100644\n--- a/src/ipa/rpi/controller/agc_status.h\n+++ b/src/ipa/rpi/controller/agc_status.h\n@@ -44,6 +44,5 @@ struct AgcStatus {\n };\n \n struct AgcPrepareStatus {\n-\tdouble digitalGain;\n \tint locked;\n };\ndiff --git a/src/ipa/rpi/controller/rpi/agc_channel.cpp b/src/ipa/rpi/controller/rpi/agc_channel.cpp\nindex 7da1c6dbbec7..cc944e6dd54e 100644\n--- a/src/ipa/rpi/controller/rpi/agc_channel.cpp\n+++ b/src/ipa/rpi/controller/rpi/agc_channel.cpp\n@@ -480,26 +480,10 @@ void AgcChannel::prepare(Metadata *imageMetadata)\n \tAgcPrepareStatus prepareStatus;\n \n \tprepareStatus.locked = false;\n-\tprepareStatus.digitalGain = 1.0;\n \n-\tif (!imageMetadata->get(\"device.status\", deviceStatus)) {\n+\tif (!imageMetadata->get(\"device.status\", deviceStatus))\n \t\tprepareStatus.locked = updateLockStatus(deviceStatus);\n \n-\t\t/*\n-\t\t * For now, the IPA code is still expecting the digital gain to come back in\n-\t\t * the prepare_status. To keep things happy, we'll just fill in the value that\n-\t\t * we calculated previously and put in the AgcStatus (which comes back as the\n-\t\t * \"delayed\" status). Once the rest of the IPA code is updated, we'll be able\n-\t\t * to remove this, and indeed remove the digitalGain from the AgcPrepareStatus.\n-\t\t */\n-\t\tAgcStatus delayedStatus;\n-\t\tif (!imageMetadata->get(\"agc.delayed_status\", delayedStatus))\n-\t\t\tprepareStatus.digitalGain = delayedStatus.digitalGain;\n-\t\telse\n-\t\t\t/* After a mode switch, this must be correct until new values come through. */\n-\t\t\tprepareStatus.digitalGain = status_.digitalGain;\n-\t}\n-\n \timageMetadata->set(\"agc.prepare_status\", prepareStatus);\n }\n \n","prefixes":["v2","7/7"]}