From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 89893CD6E5D for ; Fri, 5 Jun 2026 08:27:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=9Sji47os0jTa4cBm8CX1o4kyY/7vJZ/hciUD/d1L5kY=; b=E6PG5dWDOnXsdvgc4+Dwrnxx5V E3rCBR5nPRExaxvk3CEkgTRvlxYGkqHfY1d2DdH76AXnEJ+dmj8Wqp2MyF5RReriDg/YOu0LWLwJN 4TDKRRUWBN9VgPpNa9POI8cqKy0lZQVxQ1aV5L1ehAPIHHCGiZ7r2Kb8Uqzp5gz2ka8ZQFLW+gItJ eHw6u7RbNlA1YXhiLNhx3S+KGTGQvcqM0lmhYvPvGfJ3P49yOXXzc2ZsZ63F63hENwBN2+jM2TzfU yG57sfZGcVMkImhNeJIC07QAxyAJ+F5Vw2P3i4Q8cOBPIymQnL3RLQaLGTwG+QGLEJdoKwFaB7kaB PJW+SVJg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wVPtb-00000000JOo-2wfj; Fri, 05 Jun 2026 08:27:15 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wVPtY-00000000JNh-3i9A; Fri, 05 Jun 2026 08:27:14 +0000 X-UUID: 5493677260b811f1acbe4559397dec65-20260605 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=9Sji47os0jTa4cBm8CX1o4kyY/7vJZ/hciUD/d1L5kY=; b=G3OdyITJXDH39dNWi5F+Dzwc8HL89e84ZljtcDwiR5P+xrMtTcekqPQtcPJ85egJiSofiQYm+z6NLHXz4xdRhHnoZx+sMOZCdoDl8HNRfMW8UA6iq1uDC2XE2iF/XN6N88hHsqBmI54XZ1FRoNdwj4xP4IMRWcpnq22KGKBApW4=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.3.15,REQID:19fe6472-7941-446b-bd50-e81eafd30c3c,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:e276073,CLOUDID:e274eeef-fd54-480d-9f18-ad647162bc62,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102|836|865|888|898,TC:-5,Content:0| 15|50,EDM:-3,IP:nil,URL:0,File:130,RT:0,Bulk:nil,QS:nil,BEC:-1,COL:0,OSI:0 ,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 2,SSN|SDN X-CID-BAS: 2,SSN|SDN,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-CID-RHF: D41D8CD98F00B204E9800998ECF8427E X-UUID: 5493677260b811f1acbe4559397dec65-20260605 Received: from mtkmbs09n2.mediatek.inc [(172.21.101.94)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1458926356; Fri, 05 Jun 2026 01:27:03 -0700 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.29; Fri, 5 Jun 2026 16:27:00 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.2562.29 via Frontend Transport; Fri, 5 Jun 2026 16:27:00 +0800 From: Sarang Chaudhari To: Rob Herring , AngeloGioacchino Del Regno , Mauro Carvalho Chehab , , , CC: , , , Sarang Chaudhari Subject: [PATCH v6 0/4] Add MT8188 AIE driver Date: Fri, 5 Jun 2026 16:20:08 +0800 Message-ID: <20260605082629.2585874-1-sarang.chaudhari@mediatek.com> X-Mailer: git-send-email 2.45.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260605_012712_946462_01C9A9FA X-CRM114-Status: GOOD ( 10.70 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org AIE (AI Engine) is one of the units in MT8188 ISP which provides hardware-accelerated face detection function. It can detect different sizes of faces in a raw image using pyramid-based multi-scale detection. The AIE supports three operation modes: - Face Detection (FD): Multi-scale face detection using 3-level pyramid (640x480 base, 2x downscale per level). - Attribute Analysis: Age, gender, and race classification. - Facial Landmark Detection (FLD): 11-point landmark localization using Binary Tree Traversal on FD results. Changes in v6: - DT binding: Add ipe-smi-larb12 clock, remove iommus from required properties, add mediatek,larb as optional, improve description. - DTS: Remove iommus and mediatek,larb properties, fix IRQ number. - UAPI: Simplify header to control ID definitions only, drop custom V4L2_CTRL_TYPE (use V4L2_CTRL_TYPE_U32 compound controls instead). - Driver: Fix NULL pointer check inversion, fix resource leaks on error path, remove debugfs return value checks, update clock names to hyphen convention, remove freq_level per CK Hu's feedback. Changes in v5: - DT binding: Use hyphens in clock names, remove mediatek,larb. - UAPI: Add feature_threshold docs, rename structures, move structures from mtk_aie.h to uapi header. - Driver: Update clock names, improve error handling in probe. Changes in v4: - DT binding: Remove address-cells/size-cells, remove larb12 content. - UAPI: Add V4L2_META_FMT_MTFD_RESULT documentation. - Driver: Remove larb12 related content. Changes in v3: - DTS: Remove non-MMIO nodes. Changes in v2: - Fix coding style issues throughout. Sarang Chaudhari (4): media: dt-bindings: mediatek: Add AIE face detection support for MT8188 arm64: dts: mediatek: mt8188: Add AIE face detection node media: uapi: mediatek: Add MT8188 AIE control definitions media: platform: mediatek: Add MT8188 AIE driver .../bindings/media/mediatek,mt8188-aie.yaml | 85 + MAINTAINERS | 10 + arch/arm64/boot/dts/mediatek/mt8188.dtsi | 13 + drivers/media/platform/mediatek/Kconfig | 1 + drivers/media/platform/mediatek/Makefile | 1 + drivers/media/platform/mediatek/aie/Kconfig | 20 + drivers/media/platform/mediatek/aie/Makefile | 5 + drivers/media/platform/mediatek/aie/mtk_aie.h | 1045 +++++++++++ .../platform/mediatek/aie/mtk_aie_drv.c | 3667 +++++++++++++++++ .../platform/mediatek/aie/mtk_aie_v4l2.c | 1907 +++++++++ drivers/media/v4l2-core/v4l2-ioctl.c | 1 + include/uapi/linux/mtk_aie_v4l2_controls.h | 23 + include/uapi/linux/videodev2.h | 1 + 13 files changed, 6779 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8188-aie.yaml create mode 100644 drivers/media/platform/mediatek/aie/Kconfig create mode 100644 drivers/media/platform/mediatek/aie/Makefile create mode 100644 drivers/media/platform/mediatek/aie/mtk_aie.h create mode 100644 drivers/media/platform/mediatek/aie/mtk_aie_drv.c create mode 100644 drivers/media/platform/mediatek/aie/mtk_aie_v4l2.c create mode 100644 include/uapi/linux/mtk_aie_v4l2_controls.h -- 2.45.2