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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61789C433F5 for ; Thu, 12 May 2022 06:30:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350352AbiELGaY (ORCPT ); Thu, 12 May 2022 02:30:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41072 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237393AbiELGaW (ORCPT ); Thu, 12 May 2022 02:30:22 -0400 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 04E70224A53 for ; Wed, 11 May 2022 23:30:21 -0700 (PDT) X-UUID: ee4f2fa5314b411282be0abc99e593ee-20220512 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.4,REQID:b1ed0121-9c5d-4b1a-8dc4-6f5c7077d332,OB:0,LO B:0,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:100,FILE:0,RULE:Release_Ham,AC TION:release,TS:100 X-CID-INFO: VERSION:1.1.4,REQID:b1ed0121-9c5d-4b1a-8dc4-6f5c7077d332,OB:0,LOB: 0,IP:0,URL:0,TC:0,Content:0,EDM:0,RT:0,SF:100,FILE:0,RULE:Spam_GS981B3D,AC TION:quarantine,TS:100 X-CID-META: VersionHash:faefae9,CLOUDID:b0e704a7-eab7-4b74-a74d-5359964535a9,C OID:71b33d7cde3a,Recheck:0,SF:28|16|19|48,TC:nil,Content:0,EDM:-3,File:nil ,QS:0,BEC:nil X-UUID: ee4f2fa5314b411282be0abc99e593ee-20220512 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1910285259; Thu, 12 May 2022 14:30:16 +0800 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Thu, 12 May 2022 14:30:15 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 12 May 2022 14:30:14 +0800 Received: from mszsdaap41.gcn.mediatek.inc (10.16.6.141) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 12 May 2022 14:30:13 +0800 From: To: , , , , CC: , , , , , , , Xinlei Lee Subject: [PATCH v6,0/4] Cooperate with DSI RX devices to modify dsi funcs and delay mipi high to cooperate with panel sequence Date: Thu, 12 May 2022 14:30:08 +0800 Message-ID: <1652337012-9053-1-git-send-email-xinlei.lee@mediatek.com> X-Mailer: git-send-email 2.6.4 MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Xinlei Lee In upstream-v5.8, dsi_enable will operate panel_enable, but this modification has been moved in v5.9. In order to ensure the timing of dsi_power_on/off and the timing of pulling up/down the MIPI signal, the modification of v5.9 is synchronized in this series of patches. Change since v5: 1. Merged [v5,1/5] drm/mediatek: Adjust the timing of mipi signal from LP00 to LP11 to [v5,4/5] drm/mediatek: keep dsi as LP00 before dcs cmds transfer, because in (v5,1/5) to adjust the dsi func sequence in order to move to lane_ready func together in (v5, 4/5). Changes since v4: 1. Dsi func modified to atomic operation. 2. Added fix tag. 3. Removed lane_ready print statement. Changes since v3: 1. Rebase kernel-5.18-rc1. 2. Added dsi_enable protection. 3. Encapsulates the dsi_lane_ready function. Changes since v2: 1. Rebase linux-next. Changes since v1: 1. Dsi sequence marked with patch adjustment. 2. Fixes: mtk_dsi: Use the drm_panel_bridge. Jitao Shi (2): drm/mediatek: Separate poweron/poweroff from enable/disable and define new funcs drm/mediatek: keep dsi as LP00 before dcs cmds transfer Xinlei Lee (2): drm/mediatek: Modify dsi funcs to atomic operations drm/mediatek: Add pull-down MIPI operation in mtk_dsi_poweroff function drivers/gpu/drm/mediatek/mtk_dsi.c | 93 ++++++++++++++++++++---------- 1 file changed, 63 insertions(+), 30 deletions(-) -- 2.18.0