From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BCAB87FB for ; Mon, 20 Jun 2022 09:19:40 +0000 (UTC) X-UUID: 509822652483462280f6c5bfb90e619a-20220620 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.6,REQID:453e2370-a413-457b-ac85-d87599bc57fe,OB:0,LO B:0,IP:0,URL:5,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,ACTI ON:release,TS:5 X-CID-META: VersionHash:b14ad71,CLOUDID:ed93ffe9-f7af-4e69-92ee-0fd74a0c286c,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:1,File:nil ,QS:nil,BEC:nil,COL:0 X-UUID: 509822652483462280f6c5bfb90e619a-20220620 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1982002667; Mon, 20 Jun 2022 17:19:34 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.3; Mon, 20 Jun 2022 17:19:33 +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; Mon, 20 Jun 2022 17:19:33 +0800 From: Nancy.Lin To: Rob Herring , Matthias Brugger , Chun-Kuang Hu , "Philipp Zabel" , , "AngeloGioacchino Del Regno" , CC: David Airlie , Daniel Vetter , "Nathan Chancellor" , Nick Desaulniers , "Nancy . Lin" , "jason-jh . lin" , Yongqiang Niu , , , , , , , , Subject: [PATCH v23 06/14] drm/mediatek: add display merge mute/unmute support for MT8195 Date: Mon, 20 Jun 2022 17:19:22 +0800 Message-ID: <20220620091930.27797-7-nancy.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220620091930.27797-1-nancy.lin@mediatek.com> References: <20220620091930.27797-1-nancy.lin@mediatek.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-MTK: N 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 Tested-by: AngeloGioacchino Del Regno Tested-by: Bo-Chen Chen --- 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); -- 2.18.0