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 X-Spam-Level: X-Spam-Status: No, score=-15.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 310D0C11F66 for ; Wed, 14 Jul 2021 08:56:31 +0000 (UTC) Received: from smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D809F613AA for ; Wed, 14 Jul 2021 08:56:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D809F613AA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id A7C3D60A76; Wed, 14 Jul 2021 08:56:30 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id KV9l97izUppF; Wed, 14 Jul 2021 08:56:29 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp3.osuosl.org (Postfix) with ESMTPS id 4C18B60A6D; Wed, 14 Jul 2021 08:56:29 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 05274C001A; Wed, 14 Jul 2021 08:56:29 +0000 (UTC) Received: from smtp2.osuosl.org (smtp2.osuosl.org [IPv6:2605:bc80:3010::133]) by lists.linuxfoundation.org (Postfix) with ESMTP id CC3E6C000E for ; Wed, 14 Jul 2021 08:56:27 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 9BFB9401FA for ; Wed, 14 Jul 2021 08:56:27 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 4ujaWglqDHBJ for ; Wed, 14 Jul 2021 08:56:26 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by smtp2.osuosl.org (Postfix) with ESMTPS id 589C840114 for ; Wed, 14 Jul 2021 08:56:26 +0000 (UTC) Received: from [IPv6:2a02:810a:880:f54:e49e:3ed0:1a77:5623] (unknown [IPv6:2a02:810a:880:f54:e49e:3ed0:1a77:5623]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: dafna) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 4DB701F42B69; Wed, 14 Jul 2021 09:56:23 +0100 (BST) Subject: Re: [PATCH v6 00/11] Clean up "mediatek,larb" To: Yong Wu , Matthias Brugger , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , David Airlie , Mauro Carvalho Chehab References: <20210714025626.5528-1-yong.wu@mediatek.com> From: Dafna Hirschfeld Message-ID: <672ef386-aa95-da45-0f17-acb398a1f6e0@collabora.com> Date: Wed, 14 Jul 2021 10:56:20 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210714025626.5528-1-yong.wu@mediatek.com> Content-Language: en-US Cc: Xia Jiang , Chun-Kuang Hu , Will Deacon , dri-devel@lists.freedesktop.org, anthony.huang@mediatek.com, youlin.pei@mediatek.com, Nicolas Boichat , Evan Green , Eizan Miyamoto , Matthias Kaehlcke , linux-media@vger.kernel.org, devicetree@vger.kernel.org, Philipp Zabel , yi.kuo@mediatek.com, linux-mediatek@lists.infradead.org, Hsin-Yi Wang , ming-fan.chen@mediatek.com, Tiffany Lin , linux-arm-kernel@lists.infradead.org, anan.sun@mediatek.com, srv_heupstream@mediatek.com, acourbot@chromium.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Daniel Vetter , Robin Murphy X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Hi Thanks for the patchset. I tested it on mt8173 (elm) with chromeos userspace. Before that patchset, the test: tast -verbose run -build=false 10.42.0.175 video.DecodeAccel.h264 sometimes passed and sometimes failed with 'context deadline exceeded'. With this patchset it seems that the test always passes so I added tested-by: Tested-by: Dafna Hirschfeld Thanks, Dafna On 14.07.21 04:56, Yong Wu wrote: > MediaTek IOMMU block diagram always like below: > > M4U > | > smi-common > | > ------------- > | | ... > | | > larb1 larb2 > | | > vdec venc > > All the consumer connect with smi-larb, then connect with smi-common. > > When the consumer works, it should enable the smi-larb's power which also > need enable the smi-common's power firstly. > > Thus, Firstly, use the device link connect the consumer and the > smi-larbs. then add device link between the smi-larb and smi-common. > > After adding the device_link, then "mediatek,larb" property can be removed. > the iommu consumer don't need call the mtk_smi_larb_get/put to enable > the power and clock of smi-larb and smi-common. > > About the MM dt-binding/dtsi patches, I guess they should go together, thus > I don't split them for each a MM module and each a SoC. > > Base on v5.14-rc1, and a jpeg[1] and mdp[2] patchset. > > [1] https://lore.kernel.org/linux-mediatek/20210702102304.3346429-1-hsinyi@chromium.org/ > [2] https://lore.kernel.org/linux-mediatek/20210709022324.1607884-1-eizan@chromium.org/ > > Change notes: > v6: 1) rebase on v5.14-rc1. > 2) Fix the issue commented in v5 from Dafna and Hsin-Yi. > 3) Remove the patches about using pm_runtime_resume_and_get since they have > already been merged by other patches. > > v5: https://lore.kernel.org/linux-mediatek/20210410091128.31823-1-yong.wu@mediatek.com/ > 1) Base v5.12-rc2. > 2) Remove changing the mtk-iommu to module_platform_driver patch, It have already been a > independent patch. > > v4: https://lore.kernel.org/linux-mediatek/1590826218-23653-1-git-send-email-yong.wu@mediatek.com/ > base on v5.7-rc1. > 1) Move drm PM patch before smi patchs. > 2) Change builtin_platform_driver to module_platform_driver since we may need > build as module. > 3) Rebase many patchset as above. > > v3: https://lore.kernel.org/linux-iommu/1567503456-24725-1-git-send-email-yong.wu@mediatek.com/ > 1) rebase on v5.3-rc1 and the latest mt8183 patchset. > 2) Use device_is_bound to check whether the driver is ready from Matthias. > 3) Add DL_FLAG_STATELESS flag when calling device_link_add and explain the > reason in the commit message[3/14]. > 4) Add a display patch[12/14] into this series. otherwise it may affect > display HW fastlogo even though it don't happen in mt8183. > > v2: https://lore.kernel.org/linux-iommu/1560171313-28299-1-git-send-email-yong.wu@mediatek.com/ > 1) rebase on v5.2-rc1. > 2) Move adding device_link between the consumer and smi-larb into > iommu_add_device from Robin. > 3) add DL_FLAG_AUTOREMOVE_CONSUMER even though the smi is built-in from Evan. > 4) Remove the shutdown callback in iommu. > > v1: https://lore.kernel.org/linux-iommu/1546318276-18993-1-git-send-email-yong.wu@mediatek.com/ > > Yong Wu (10): > dt-binding: mediatek: Get rid of mediatek,larb for multimedia HW > iommu/mediatek: Add probe_defer for smi-larb > iommu/mediatek: Add device_link between the consumer and the larb > devices > media: mtk-jpeg: Get rid of mtk_smi_larb_get/put > media: mtk-mdp: Get rid of mtk_smi_larb_get/put > drm/mediatek: Get rid of mtk_smi_larb_get/put > media: mtk-vcodec: Get rid of mtk_smi_larb_get/put > memory: mtk-smi: Get rid of mtk_smi_larb_get/put > arm: dts: mediatek: Get rid of mediatek,larb for MM nodes > arm64: dts: mediatek: Get rid of mediatek,larb for MM nodes > > Yongqiang Niu (1): > drm/mediatek: Add pm runtime support for ovl and rdma > > .../display/mediatek/mediatek,disp.txt | 9 ---- > .../bindings/media/mediatek-jpeg-decoder.yaml | 9 ---- > .../bindings/media/mediatek-jpeg-encoder.yaml | 9 ---- > .../bindings/media/mediatek-mdp.txt | 8 ---- > .../bindings/media/mediatek-vcodec.txt | 4 -- > arch/arm/boot/dts/mt2701.dtsi | 2 - > arch/arm/boot/dts/mt7623n.dtsi | 5 -- > arch/arm64/boot/dts/mediatek/mt8173.dtsi | 16 ------- > arch/arm64/boot/dts/mediatek/mt8183.dtsi | 6 --- > drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 9 +++- > drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 9 +++- > drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 19 ++++---- > drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 36 +-------------- > drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 1 - > drivers/gpu/drm/mediatek/mtk_drm_drv.c | 5 +- > drivers/iommu/mtk_iommu.c | 24 +++++++++- > drivers/iommu/mtk_iommu_v1.c | 22 ++++++++- > .../media/platform/mtk-jpeg/mtk_jpeg_core.c | 45 +----------------- > .../media/platform/mtk-jpeg/mtk_jpeg_core.h | 2 - > drivers/media/platform/mtk-mdp/mtk_mdp_comp.c | 46 +------------------ > drivers/media/platform/mtk-mdp/mtk_mdp_comp.h | 2 - > drivers/media/platform/mtk-mdp/mtk_mdp_core.c | 1 - > .../platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 37 ++------------- > .../platform/mtk-vcodec/mtk_vcodec_drv.h | 3 -- > .../platform/mtk-vcodec/mtk_vcodec_enc.c | 1 - > .../platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 44 ++---------------- > drivers/memory/mtk-smi.c | 14 ------ > include/soc/mediatek/smi.h | 20 -------- > 28 files changed, 85 insertions(+), 323 deletions(-) > _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu