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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham 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 6CF3AC282DD for ; Mon, 10 Jun 2019 12:55:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4BFA520859 for ; Mon, 10 Jun 2019 12:55:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390078AbfFJMze (ORCPT ); Mon, 10 Jun 2019 08:55:34 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:11582 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S2388373AbfFJMze (ORCPT ); Mon, 10 Jun 2019 08:55:34 -0400 X-UUID: 0f8b3c3012ee4ecdbcaf3f9f98dc6452-20190610 X-UUID: 0f8b3c3012ee4ecdbcaf3f9f98dc6452-20190610 Received: from mtkcas09.mediatek.inc [(172.21.101.178)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 11014908; Mon, 10 Jun 2019 20:55:30 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 10 Jun 2019 20:55:29 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Mon, 10 Jun 2019 20:55:28 +0800 From: Yong Wu To: Matthias Brugger , Joerg Roedel , Rob Herring CC: Evan Green , Robin Murphy , Tomasz Figa , Will Deacon , , , , , , , , , , Nicolas Boichat , Subject: [PATCH v2 00/12] Clean up "mediatek,larb" after adding device_link Date: Mon, 10 Jun 2019 20:55:01 +0800 Message-ID: <1560171313-28299-1-git-send-email-yong.wu@mediatek.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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. MediaTek IOMMU don't have its power-domain. 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. This patchset depends on "MT8183 IOMMU SUPPORT"[1]. [1] https://lists.linuxfoundation.org/pipermail/iommu/2019-June/036552.html Change notes: v2: 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://lists.linuxfoundation.org/pipermail/iommu/2019-January/032387.html Yong Wu (12): 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 memory: mtk-smi: Add device-link between smi-larb and smi-common media: mtk-jpeg: Get rid of mtk_smi_larb_get/put media: mtk-mdp: Get rid of mtk_smi_larb_get/put media: mtk-vcodec: Get rid of mtk_smi_larb_get/put drm/mediatek: Get rid of mtk_smi_larb_get/put memory: mtk-smi: Get rid of mtk_smi_larb_get/put iommu/mediatek: Use builtin_platform_driver arm: dts: mediatek: Get rid of mediatek,larb for MM nodes arm64: dts: mediatek: Get rid of mediatek,larb for MM nodes .../bindings/display/mediatek/mediatek,disp.txt | 9 ----- .../bindings/media/mediatek-jpeg-decoder.txt | 4 -- .../devicetree/bindings/media/mediatek-mdp.txt | 8 ---- .../devicetree/bindings/media/mediatek-vcodec.txt | 4 -- arch/arm/boot/dts/mt2701.dtsi | 1 - arch/arm/boot/dts/mt7623.dtsi | 1 - arch/arm64/boot/dts/mediatek/mt8173.dtsi | 15 ------- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 11 ----- drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 26 ------------ drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 1 - drivers/iommu/mtk_iommu.c | 45 +++++++-------------- drivers/iommu/mtk_iommu_v1.c | 39 +++++++----------- drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 22 ---------- drivers/media/platform/mtk-jpeg/mtk_jpeg_core.h | 2 - drivers/media/platform/mtk-mdp/mtk_mdp_comp.c | 38 ----------------- drivers/media/platform/mtk-mdp/mtk_mdp_comp.h | 2 - drivers/media/platform/mtk-mdp/mtk_mdp_core.c | 1 - .../media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 21 ---------- drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h | 3 -- drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 1 - .../media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 47 ---------------------- drivers/memory/mtk-smi.c | 31 ++++---------- include/soc/mediatek/smi.h | 20 --------- 23 files changed, 36 insertions(+), 316 deletions(-) -- 1.9.1