From patchwork Mon Aug 14 07:28:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shuijing Li X-Patchwork-Id: 13352480 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 E1241C001B0 for ; Mon, 14 Aug 2023 07:49:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+WKuyO67v/MEm1sE968V0ltW/FvmpcVzbsQ6sjXPHHk=; b=2peg1Q/RbEiS0K gzmvgAH7jHgn8uSy++yvuvYjG37n77QCIm+nguV5w9mKOJ3yepI1tPDzJw+NLU7OcliWmN+pR1yUa wAP2fmeLZa8t/9JiusfK2yciBmKIouldk4Bb4CO+nT95SsK1BO77R3yIkjZSzkUi2pdQPYgJgUmyi wzoFGTgX48lEtjakvIt+Dwpoly+6P9dK1KJt6rHbVvXBKTk3Qn2cl9XrrKW49i860j/ifLOJmVWVH Utapqt3vBIJRws7Dw0wzgveoNxnvq5oSpyM3h/co/2WR5GGz0VDWZsFM6somdhHu/hG5Jh6IxH8fC mT0gE6bRxZqGZiyfPGLw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qVSJf-00GPZ1-1F; Mon, 14 Aug 2023 07:48:43 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qVSJb-00GPY1-3B; Mon, 14 Aug 2023 07:48:41 +0000 X-UUID: f9d22b3a3a7611ee912e1518a6540028-20230814 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=4CuFnml3SXfeqNSp/RSLbaS/g3QFSfZKRb3EZz94OcM=; b=BfE7bflhTDkPZNyV1xQ7xUhlWdUhZKOmhogBB0uHWYRPutcXP8ysHtwROOUZRz9Cib0t7bvZCrNiQzXEho9oZ3v8DjWA0UpApdlw+DY0a8FDtKxSxh1lVGIvFawZkvUmFU07lbKvTDJJfs46nEkAQ4KTrzDbv9U9Lcn94XjYHyo=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.31,REQID:c1ddc320-95b2-4a3e-9aa3-0fbc3eef086a,IP:0,U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTIO N:release,TS:-25 X-CID-META: VersionHash:0ad78a4,CLOUDID:d745d3c1-1e57-4345-9d31-31ad9818b39f,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:11|1,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR: NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR,TF_CID_SPAM_ULN X-UUID: f9d22b3a3a7611ee912e1518a6540028-20230814 Received: from mtkmbs11n1.mediatek.inc [(172.21.101.185)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 173746776; Mon, 14 Aug 2023 00:48:36 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) 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 15.2.1118.26; Mon, 14 Aug 2023 15:28:33 +0800 Received: from mszsdhlt06.gcn.mediatek.inc (10.16.6.206) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Mon, 14 Aug 2023 15:28:32 +0800 From: Shuijing Li To: , , , , , , , , , CC: , , , , , , Shuijing Li Subject: [PATCH v4,2/3] drm/mediatek: dp: Add the audio packet flag to mtk_dp_data struct Date: Mon, 14 Aug 2023 15:28:41 +0800 Message-ID: <20230814072842.28597-3-shuijing.li@mediatek.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230814072842.28597-1-shuijing.li@mediatek.com> References: <20230814072842.28597-1-shuijing.li@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230814_004840_030614_54E80EE2 X-CRM114-Status: GOOD ( 16.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The audio packet arrangement function is to only arrange audio. packets into the Hblanking area. In order to align with the HW default setting of mt8195, this function needs to be turned off. Signed-off-by: Shuijing Li Signed-off-by: Jitao Shi Reviewed-by: Fei Shao --- Changes in v4: drop mt8188_edp_data and remove unnecessary modification. per suggestion from the previous thread: https://lore.kernel.org/all/bddb1a1a445ead85056202c355627698051f12c9.camel@mediatek.com/ Changes in v3: Separate these two things into two different patches. per suggestion from the previous thread: https://lore.kernel.org/lkml/e2ad22bcba31797f38a12a488d4246a01bf0cb2e.camel@mediatek.com/ Changes in v2: - change the variables' name to be more descriptive - add a comment that describes the function of mtk_dp_audio_sample_arrange - reduce indentation by doing the inverse check - add a definition of some bits - add support for mediatek, mt8188-edp-tx per suggestion from the previous thread: https://lore.kernel.org/lkml/ac0fcec9-a2fe-06cc-c727-189ef7babe9c@collabora.com/ --- drivers/gpu/drm/mediatek/mtk_dp.c | 30 +++++++++++++++++++++++++++ drivers/gpu/drm/mediatek/mtk_dp_reg.h | 5 +++++ 2 files changed, 35 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index 64eee77452c0..75af6de7bc42 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -139,6 +139,7 @@ struct mtk_dp_data { unsigned int smc_cmd; const struct mtk_dp_efuse_fmt *efuse_fmt; bool audio_supported; + bool audio_pkt_in_hblank_area; }; static const struct mtk_dp_efuse_fmt mt8195_edp_efuse_fmt[MTK_DP_CAL_MAX] = { @@ -1362,6 +1363,18 @@ static void mtk_dp_sdp_set_down_cnt_init_in_hblank(struct mtk_dp *mtk_dp) SDP_DOWN_CNT_INIT_IN_HBLANK_DP_ENC1_P0_MASK); } +static void mtk_dp_audio_sample_arrange(struct mtk_dp *mtk_dp) +{ + /* arrange audio packets into the Hblanking and Vblanking area */ + if (!mtk_dp->data->audio_pkt_in_hblank_area) + return; + + mtk_dp_update_bits(mtk_dp, MTK_DP_ENC1_P0_3374, 0, + SDP_ASP_INSERT_IN_HBLANK_DP_ENC1_P0_MASK); + mtk_dp_update_bits(mtk_dp, MTK_DP_ENC1_P0_3374, 0, + SDP_DOWN_ASP_CNT_INIT_DP_ENC1_P0_MASK); +} + static void mtk_dp_setup_tu(struct mtk_dp *mtk_dp) { u32 sram_read_start = min_t(u32, MTK_DP_TBC_BUF_READ_START_ADDR, @@ -1371,6 +1384,7 @@ static void mtk_dp_setup_tu(struct mtk_dp *mtk_dp) MTK_DP_PIX_PER_ADDR); mtk_dp_set_sram_read_start(mtk_dp, sram_read_start); mtk_dp_setup_encoder(mtk_dp); + mtk_dp_audio_sample_arrange(mtk_dp); mtk_dp_sdp_set_down_cnt_init_in_hblank(mtk_dp); mtk_dp_sdp_set_down_cnt_init(mtk_dp, sram_read_start); } @@ -2616,6 +2630,14 @@ static int mtk_dp_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(mtk_dp_pm_ops, mtk_dp_suspend, mtk_dp_resume); +static const struct mtk_dp_data mt8188_dp_data = { + .bridge_type = DRM_MODE_CONNECTOR_DisplayPort, + .smc_cmd = MTK_DP_SIP_ATF_VIDEO_UNMUTE, + .efuse_fmt = mt8195_dp_efuse_fmt, + .audio_supported = true, + .audio_pkt_in_hblank_area = true, +}; + static const struct mtk_dp_data mt8195_edp_data = { .bridge_type = DRM_MODE_CONNECTOR_eDP, .smc_cmd = MTK_DP_SIP_ATF_EDP_VIDEO_UNMUTE, @@ -2631,6 +2653,14 @@ static const struct mtk_dp_data mt8195_dp_data = { }; static const struct of_device_id mtk_dp_of_match[] = { + { + .compatible = "mediatek,mt8188-edp-tx", + .data = &mt8195_edp_data, + }, + { + .compatible = "mediatek,mt8188-dp-tx", + .data = &mt8188_dp_data, + }, { .compatible = "mediatek,mt8195-edp-tx", .data = &mt8195_edp_data, diff --git a/drivers/gpu/drm/mediatek/mtk_dp_reg.h b/drivers/gpu/drm/mediatek/mtk_dp_reg.h index 84e38cef03c2..f38d6ff12afe 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp_reg.h +++ b/drivers/gpu/drm/mediatek/mtk_dp_reg.h @@ -228,6 +228,11 @@ VIDEO_STABLE_CNT_THRD_DP_ENC1_P0 | \ SDP_DP13_EN_DP_ENC1_P0 | \ BS2BS_MODE_DP_ENC1_P0) + +#define MTK_DP_ENC1_P0_3374 0x3374 +#define SDP_ASP_INSERT_IN_HBLANK_DP_ENC1_P0_MASK BIT(12) +#define SDP_DOWN_ASP_CNT_INIT_DP_ENC1_P0_MASK GENMASK(11, 0) + #define MTK_DP_ENC1_P0_33F4 0x33f4 #define DP_ENC_DUMMY_RW_1_AUDIO_RST_EN BIT(0) #define DP_ENC_DUMMY_RW_1 BIT(9)