From patchwork Tue May 3 10:23:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?TmFuY3kgTGluICjmnpfmrKPonqIp?= X-Patchwork-Id: 12835516 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 091CAC433EF for ; Tue, 3 May 2022 10:24:00 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C2DEA10FDF6; Tue, 3 May 2022 10:23:54 +0000 (UTC) Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by gabe.freedesktop.org (Postfix) with ESMTPS id B720210FD78 for ; Tue, 3 May 2022 10:23:53 +0000 (UTC) X-UUID: 45676ef5d8934c31864966fcd6981b85-20220503 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.4, REQID:7b449138-4bf0-4d28-b9b0-84ff12a6a460, OB:0, LO B:0,IP:0,URL:8,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACTI ON:release,TS:8 X-CID-META: VersionHash:faefae9, CLOUDID:d23051c7-85ee-4ac1-ac05-bd3f1e72e732, C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,File:nil,QS:0,BEC:nil X-UUID: 45676ef5d8934c31864966fcd6981b85-20220503 Received: from mtkmbs11n2.mediatek.inc [(172.21.101.187)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1881301314; Tue, 03 May 2022 18:23:49 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.3; Tue, 3 May 2022 18:23:48 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Tue, 3 May 2022 18:23:48 +0800 From: Nancy.Lin To: Rob Herring , Matthias Brugger , Chun-Kuang Hu , Philipp Zabel , , AngeloGioacchino Del Regno , Subject: [PATCH v19 16/25] drm/mediatek: add display merge mute/unmute support for MT8195 Date: Tue, 3 May 2022 18:23:36 +0800 Message-ID: <20220503102345.22817-17-nancy.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220503102345.22817-1-nancy.lin@mediatek.com> References: <20220503102345.22817-1-nancy.lin@mediatek.com> MIME-Version: 1.0 X-MTK: N X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Project_Global_Chrome_Upstream_Group@mediatek.com, Yongqiang Niu , David Airlie , "jason-jh . lin" , singo.chang@mediatek.com, llvm@lists.linux.dev, Nick Desaulniers , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Nathan Chancellor , "Nancy . Lin" , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add merge mute/unmute setting for MT8195. MT8195 Vdosys1 merge1~merge4 support HW mute function. Signed-off-by: Nancy.Lin Reviewed-by: Chun-Kuang Hu Reviewed-by: AngeloGioacchino Del Regno --- drivers/gpu/drm/mediatek/mtk_disp_merge.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_disp_merge.c b/drivers/gpu/drm/mediatek/mtk_disp_merge.c index c7af5ccab916..2e13d2fb429e 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_merge.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_merge.c @@ -58,12 +58,15 @@ #define FLD_PREULTRA_TH_LOW GENMASK(15, 0) #define FLD_PREULTRA_TH_HIGH GENMASK(31, 16) +#define DISP_REG_MERGE_MUTE_0 0xf00 + struct mtk_disp_merge { void __iomem *regs; struct clk *clk; struct clk *async_clk; struct cmdq_client_reg cmdq_reg; bool fifo_en; + bool mute_support; }; void mtk_merge_start(struct device *dev) @@ -80,6 +83,10 @@ void mtk_merge_start_cmdq(struct device *dev, struct cmdq_pkt *cmdq_pkt) { struct mtk_disp_merge *priv = dev_get_drvdata(dev); + if (priv->mute_support) + mtk_ddp_write(cmdq_pkt, 0x0, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_MUTE_0); + mtk_ddp_write(cmdq_pkt, 1, &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CTRL); } @@ -88,6 +95,10 @@ void mtk_merge_stop_cmdq(struct device *dev, struct cmdq_pkt *cmdq_pkt) { struct mtk_disp_merge *priv = dev_get_drvdata(dev); + if (priv->mute_support) + mtk_ddp_write(cmdq_pkt, 0x1, &priv->cmdq_reg, priv->regs, + DISP_REG_MERGE_MUTE_0); + mtk_ddp_write(cmdq_pkt, 0, &priv->cmdq_reg, priv->regs, DISP_REG_MERGE_CTRL); } @@ -262,6 +273,8 @@ static int mtk_disp_merge_probe(struct platform_device *pdev) priv->fifo_en = of_property_read_bool(dev->of_node, "mediatek,merge-fifo-en"); + priv->mute_support = of_property_read_bool(dev->of_node, + "mediatek,merge-mute"); platform_set_drvdata(pdev, priv); ret = component_add(dev, &mtk_disp_merge_component_ops);