From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (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 D04CD20E0 for ; Sat, 16 Apr 2022 02:07:59 +0000 (UTC) X-UUID: f5df4576acf544b09ada50cb2aea61c8-20220416 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.4,REQID:972a7770-4d00-4547-8e30-6387bdc8bb2a,OB:0,LO B:0,IP:0,URL:8,TC:0,Content:0,EDM:-30,RT:0,SF:95,FILE:0,RULE:Release_Ham,A CTION:release,TS:73 X-CID-INFO: VERSION:1.1.4,REQID:972a7770-4d00-4547-8e30-6387bdc8bb2a,OB:0,LOB: 0,IP:0,URL:8,TC:0,Content:0,EDM:-30,RT:0,SF:95,FILE:0,RULE:Spam_GS981B3D,A CTION:quarantine,TS:73 X-CID-META: VersionHash:faefae9,CLOUDID:feed12ef-06b0-4305-bfbf-554bfc9d151a,C OID:9c0fb55b2ebb,Recheck:0,SF:13|15|28|17|19|48,TC:nil,Content:0,EDM:2,Fil e:nil,QS:0,BEC:nil X-UUID: f5df4576acf544b09ada50cb2aea61c8-20220416 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 179665560; Sat, 16 Apr 2022 10:07:56 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 16 Apr 2022 10:07:55 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sat, 16 Apr 2022 10:07:54 +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 v17 12/21] drm/mediatek: add display merge mute/unmute support for MT8195 Date: Sat, 16 Apr 2022 10:07:40 +0800 Message-ID: <20220416020749.29010-13-nancy.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220416020749.29010-1-nancy.lin@mediatek.com> References: <20220416020749.29010-1-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 --- 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 c0d9b43b2a66..9dca145cfb71 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) @@ -82,6 +85,10 @@ 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); } @@ -90,6 +97,10 @@ 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); } @@ -264,6 +275,8 @@ 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