From patchwork Fri Mar 7 12:47:35 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Darren.Ye" X-Patchwork-Id: 14006461 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 3C2F0C19F32 for ; Fri, 7 Mar 2025 13:04:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding: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=YHoPVUyk90tSk86Bv+iQ8zjOOea1918t2LmuhpaCEhU=; b=uVljeQQWQjWm+0FRMreQZwHZ4V dSIbjhBo//RSN9mpYp8AWBXS57R3O4pByNg6t0Yc7SB5Fa9SdnqP3QVcGF8ZHmMIQCWS/BSr3j0wS DymAF3qMUQtHSPsaXYkgTUow6Q/RtjLdFQVpQ0iGdN6VFYDfZ8+KCplUBUj/z7SgKQlAbjLyzdxab IkLjGWKWfD4KGUo6FcojY85dd8bd3s+NFAne7RoxB2702jgCBOrJpfUed9dQPVH1/Q5OIG0KEJa+0 Emmf0bRZ13gJjfyb0zD/cLrF/q8RubuXNCsQidmwW9QoBxG8oc/RroJvQqflqVYRM0BGS8Eos3AwB u8fgcLCA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tqXNM-0000000EG7b-1Xb0; Fri, 07 Mar 2025 13:04:28 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tqX8i-0000000EDqg-0cNe; Fri, 07 Mar 2025 12:49:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Type:Content-Transfer-Encoding :MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From: Sender:Reply-To:Content-ID:Content-Description; bh=YHoPVUyk90tSk86Bv+iQ8zjOOea1918t2LmuhpaCEhU=; b=E4dB7uJgbiq4+QoVQ8QQudBGiq sr2C6ZNDTtZCVruyz1gG1j3is6UO5ToCq6l8xrPgkd+b5TO6cMRBPOjUwqcvLEfL/1k+67nfILCfs YaVino2hawIIWVTHS2qLSClN1Ei0dLxksGjKcMA7vdEOowOdp6xPNVOwLWIegqE2dVRiNDYRlj7zi Yk+aA5OUOZmcpSzuE2KtiY5rDDFXBn3OX0tEBFK7L8KhWxr2Ql8Hm+r1noR7YFV2ukkIRaWr25Zmf C7I50KJpQUGDp/lmws0Twk7M2CuAZKo9/jZ2ova5Aq7U5o10roA1QPK8ri8bkwCPATInXfbydvRds iuTrgsHA==; Received: from mailgw01.mediatek.com ([216.200.240.184]) by desiato.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tqX8e-00000001KdQ-3ezu; Fri, 07 Mar 2025 12:49:19 +0000 X-UUID: 8ff81f82fb5211ef83f2a1c9db70dae0-20250307 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=YHoPVUyk90tSk86Bv+iQ8zjOOea1918t2LmuhpaCEhU=; b=DGbInvqXhs71YGOaaePS74I6tUydQvmZFm+jMJltozQlpSto+iux0kQuiy4q4iQoA6PxfJGskiLvzIq33rwKvIZSf+wL2UDDUU2k7t3X6jQ3hjyrcAUweh2Iz+VlU9wgWaqcyGA8sa0oFpb5u6sGAGYupqBA4hfqs0Dm8tEBCZI=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1,REQID:867c3b2e-316a-492f-9535-977ff908986b,IP:0,UR L:0,TC:0,Content:0,EDM:-25,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-25 X-CID-META: VersionHash:0ef645f,CLOUDID:8853168c-f5b8-47d5-8cf3-b68fe7530c9a,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0|50,EDM:1, IP:nil,URL:0,File:nil,RT: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,ARC:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 8ff81f82fb5211ef83f2a1c9db70dae0-20250307 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1662436529; Fri, 07 Mar 2025 05:49:09 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.28; Fri, 7 Mar 2025 20:49:06 +0800 Received: from mhfsdcap04.gcn.mediatek.inc (10.17.3.154) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.28 via Frontend Transport; Fri, 7 Mar 2025 20:49:05 +0800 From: Darren.Ye To: Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Jaroslav Kysela , Takashi Iwai , Linus Walleij , Bartosz Golaszewski CC: , , , , , , Darren Ye Subject: [PATCH 09/14] ASoC: mediatek: mt8196: support TDM in platform driver Date: Fri, 7 Mar 2025 20:47:35 +0800 Message-ID: <20250307124841.23777-10-darren.ye@mediatek.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20250307124841.23777-1-darren.ye@mediatek.com> References: <20250307124841.23777-1-darren.ye@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-20250307_124917_352982_AB60426F X-CRM114-Status: GOOD ( 17.18 ) 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 From: Darren Ye Add mt8196 TDM DAI driver support. Signed-off-by: Darren Ye --- sound/soc/mediatek/mt8196/mt8196-dai-tdm.c | 837 +++++++++++++++++++++ 1 file changed, 837 insertions(+) create mode 100644 sound/soc/mediatek/mt8196/mt8196-dai-tdm.c diff --git a/sound/soc/mediatek/mt8196/mt8196-dai-tdm.c b/sound/soc/mediatek/mt8196/mt8196-dai-tdm.c new file mode 100644 index 000000000000..465134b234bd --- /dev/null +++ b/sound/soc/mediatek/mt8196/mt8196-dai-tdm.c @@ -0,0 +1,837 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * MediaTek ALSA SoC Audio DAI TDM Control + * + * Copyright (c) 2024 MediaTek Inc. + * Author: Darren Ye + */ + +#include +#include +#include "mt8196-afe-clk.h" +#include "mt8196-afe-common.h" +#include "mt8196-interconnection.h" + +struct mtk_afe_tdm_priv { + int bck_id; + int bck_rate; + + int mclk_id; + int mclk_multiple; /* according to sample rate */ + int mclk_rate; + int mclk_apll; +}; + +enum { + TDM_WLEN_16_BIT = 1, + TDM_WLEN_32_BIT = 2, +}; + +enum { + TDM_CHANNEL_BCK_16 = 0, + TDM_CHANNEL_BCK_24 = 1, + TDM_CHANNEL_BCK_32 = 2, +}; + +enum { + TDM_CHANNEL_NUM_2 = 0, + TDM_CHANNEL_NUM_4 = 1, + TDM_CHANNEL_NUM_8 = 2, +}; + +enum { + TDM_CH_START_O30_O31 = 0, + TDM_CH_START_O32_O33, + TDM_CH_START_O34_O35, + TDM_CH_START_O36_O37, + TDM_CH_ZERO, +}; + +enum { + DPTX_CHANNEL_2, + DPTX_CHANNEL_8, +}; + +enum { + DPTX_WLEN_24_BIT, + DPTX_WLEN_16_BIT, +}; + +enum { + DPTX_CH_EN_MASK_2CH = 0x3, + DPTX_CH_EN_MASK_4CH = 0xf, + DPTX_CH_EN_MASK_6CH = 0x3f, + DPTX_CH_EN_MASK_8CH = 0xff, +}; + +static unsigned int get_tdm_wlen(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) <= 16 ? + TDM_WLEN_16_BIT : TDM_WLEN_32_BIT; +} + +static unsigned int get_tdm_channel_bck(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) <= 16 ? + TDM_CHANNEL_BCK_16 : TDM_CHANNEL_BCK_32; +} + +static unsigned int get_tdm_lrck_width(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) - 1; +} + +static unsigned int get_tdm_ch(unsigned int ch) +{ + switch (ch) { + case 1: + case 2: + return TDM_CHANNEL_NUM_2; + case 3: + case 4: + return TDM_CHANNEL_NUM_4; + case 5: + case 6: + case 7: + case 8: + default: + return TDM_CHANNEL_NUM_8; + } +} + +static unsigned int get_dptx_ch_enable_mask(unsigned int ch) +{ + switch (ch) { + case 1: + case 2: + return DPTX_CH_EN_MASK_2CH; + case 3: + case 4: + return DPTX_CH_EN_MASK_4CH; + case 5: + case 6: + return DPTX_CH_EN_MASK_6CH; + case 7: + case 8: + return DPTX_CH_EN_MASK_8CH; + default: + pr_info("%s(), invalid channel num, default use 2ch\n", + __func__); + return DPTX_CH_EN_MASK_2CH; + } +} + +static unsigned int get_dptx_ch(unsigned int ch) +{ + if (ch == 2) + return DPTX_CHANNEL_2; + else + return DPTX_CHANNEL_8; +} + +static unsigned int get_dptx_wlen(snd_pcm_format_t format) +{ + return snd_pcm_format_physical_width(format) <= 16 ? + DPTX_WLEN_16_BIT : DPTX_WLEN_24_BIT; +} + +/* interconnection */ +enum { + HDMI_CONN_CH0 = 0, + HDMI_CONN_CH1, + HDMI_CONN_CH2, + HDMI_CONN_CH3, + HDMI_CONN_CH4, + HDMI_CONN_CH5, + HDMI_CONN_CH6, + HDMI_CONN_CH7, +}; + +static const char *const hdmi_conn_mux_map[] = { + "CH0", "CH1", "CH2", "CH3", + "CH4", "CH5", "CH6", "CH7", +}; + +static int hdmi_conn_mux_map_value[] = { + HDMI_CONN_CH0, + HDMI_CONN_CH1, + HDMI_CONN_CH2, + HDMI_CONN_CH3, + HDMI_CONN_CH4, + HDMI_CONN_CH5, + HDMI_CONN_CH6, + HDMI_CONN_CH7, +}; + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch0_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_0_SFT, + HDMI_O_0_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch0_mux_control = + SOC_DAPM_ENUM("HDMI_CH0_MUX", hdmi_ch0_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch1_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_1_SFT, + HDMI_O_1_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch1_mux_control = + SOC_DAPM_ENUM("HDMI_CH1_MUX", hdmi_ch1_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch2_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_2_SFT, + HDMI_O_2_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch2_mux_control = + SOC_DAPM_ENUM("HDMI_CH2_MUX", hdmi_ch2_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch3_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_3_SFT, + HDMI_O_3_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch3_mux_control = + SOC_DAPM_ENUM("HDMI_CH3_MUX", hdmi_ch3_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch4_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_4_SFT, + HDMI_O_4_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch4_mux_control = + SOC_DAPM_ENUM("HDMI_CH4_MUX", hdmi_ch4_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch5_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_5_SFT, + HDMI_O_5_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch5_mux_control = + SOC_DAPM_ENUM("HDMI_CH5_MUX", hdmi_ch5_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch6_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_6_SFT, + HDMI_O_6_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch6_mux_control = + SOC_DAPM_ENUM("HDMI_CH6_MUX", hdmi_ch6_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_DECL(hdmi_ch7_mux_map_enum, + AFE_HDMI_CONN0, + HDMI_O_7_SFT, + HDMI_O_7_MASK, + hdmi_conn_mux_map, + hdmi_conn_mux_map_value); + +static const struct snd_kcontrol_new hdmi_ch7_mux_control = + SOC_DAPM_ENUM("HDMI_CH7_MUX", hdmi_ch7_mux_map_enum); + +static const char *const tdm_out_mux_map[] = { + "Disconnect", "Connect", +}; + +static int tdm_out_mux_map_value[] = { + 0, 1, +}; + +static SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(hdmi_out_mux_map_enum, + SND_SOC_NOPM, + 0, + 1, + tdm_out_mux_map, + tdm_out_mux_map_value); +static const struct snd_kcontrol_new hdmi_out_mux_control = + SOC_DAPM_ENUM("HDMI_OUT_MUX", hdmi_out_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(dptx_out_mux_map_enum, + SND_SOC_NOPM, + 0, + 1, + tdm_out_mux_map, + tdm_out_mux_map_value); +static const struct snd_kcontrol_new dptx_out_mux_control = + SOC_DAPM_ENUM("DPTX_OUT_MUX", dptx_out_mux_map_enum); + +static SOC_VALUE_ENUM_SINGLE_AUTODISABLE_DECL(dptx_virtual_out_mux_map_enum, + SND_SOC_NOPM, + 0, + 1, + tdm_out_mux_map, + tdm_out_mux_map_value); + +static const struct snd_kcontrol_new dptx_virtual_out_mux_control = + SOC_DAPM_ENUM("DPTX_VIRTUAL_OUT_MUX", dptx_virtual_out_mux_map_enum); + +enum { + SUPPLY_SEQ_APLL, + SUPPLY_SEQ_TDM_MCK_EN, + SUPPLY_SEQ_TDM_BCK_EN, + SUPPLY_SEQ_TDM_DPTX_MCK_EN, + SUPPLY_SEQ_TDM_DPTX_BCK_EN, +}; + +static int get_tdm_id_by_name(const char *name) +{ + if (strstr(name, "DPTX")) + return MT8196_DAI_TDM_DPTX; + else + return MT8196_DAI_TDM; +} + +static int mtk_tdm_bck_en_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8196_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_tdm_id_by_name(w->name); + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id]; + + dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x, dai_id %d\n", + __func__, w->name, event, dai_id); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + mt8196_mck_enable(afe, tdm_priv->bck_id, tdm_priv->bck_rate); + break; + case SND_SOC_DAPM_POST_PMD: + mt8196_mck_disable(afe, tdm_priv->bck_id); + break; + default: + break; + } + + return 0; +} + +static int mtk_tdm_mck_en_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8196_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_tdm_id_by_name(w->name); + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id]; + + dev_dbg(cmpnt->dev, "%s(), name %s, event 0x%x, dai_id %d\n", + __func__, w->name, event, dai_id); + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + mt8196_mck_enable(afe, tdm_priv->mclk_id, tdm_priv->mclk_rate); + break; + case SND_SOC_DAPM_POST_PMD: + tdm_priv->mclk_rate = 0; + mt8196_mck_disable(afe, tdm_priv->mclk_id); + break; + default: + break; + } + + return 0; +} + +static const struct snd_soc_dapm_widget mtk_dai_tdm_widgets[] = { + SND_SOC_DAPM_MUX("HDMI_CH0_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch0_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH1_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch1_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH2_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch2_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH3_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch3_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH4_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch4_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH5_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch5_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH6_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch6_mux_control), + SND_SOC_DAPM_MUX("HDMI_CH7_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_ch7_mux_control), + SND_SOC_DAPM_MUX("HDMI_OUT_MUX", SND_SOC_NOPM, 0, 0, + &hdmi_out_mux_control), + SND_SOC_DAPM_MUX("DPTX_OUT_MUX", SND_SOC_NOPM, 0, 0, + &dptx_out_mux_control), + + SND_SOC_DAPM_SUPPLY_S("TDM_BCK", SUPPLY_SEQ_TDM_BCK_EN, + SND_SOC_NOPM, 0, 0, + mtk_tdm_bck_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY_S("TDM_MCK", SUPPLY_SEQ_TDM_MCK_EN, + SND_SOC_NOPM, 0, 0, + mtk_tdm_mck_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY_S("TDM_DPTX_BCK", SUPPLY_SEQ_TDM_DPTX_BCK_EN, + SND_SOC_NOPM, 0, 0, + mtk_tdm_bck_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_SUPPLY_S("TDM_DPTX_MCK", SUPPLY_SEQ_TDM_DPTX_MCK_EN, + SND_SOC_NOPM, 0, 0, + mtk_tdm_mck_en_event, + SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), + + SND_SOC_DAPM_MUX("DPTX_VIRTUAL_OUT_MUX", + SND_SOC_NOPM, 0, 0, &dptx_virtual_out_mux_control), + SND_SOC_DAPM_OUTPUT("DPTX_VIRTUAL_OUT"), +}; + +static int mtk_afe_tdm_apll_connect(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_dapm_widget *w = sink; + struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(cmpnt); + struct mt8196_afe_private *afe_priv = afe->platform_priv; + int dai_id = get_tdm_id_by_name(w->name); + struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[dai_id]; + int cur_apll; + + /* which apll */ + cur_apll = mt8196_get_apll_by_name(afe, source->name); + + return (tdm_priv->mclk_apll == cur_apll) ? 1 : 0; +} + +static const struct snd_soc_dapm_route mtk_dai_tdm_routes[] = { + {"HDMI_CH0_MUX", "CH0", "HDMI"}, + {"HDMI_CH0_MUX", "CH1", "HDMI"}, + {"HDMI_CH0_MUX", "CH2", "HDMI"}, + {"HDMI_CH0_MUX", "CH3", "HDMI"}, + {"HDMI_CH0_MUX", "CH4", "HDMI"}, + {"HDMI_CH0_MUX", "CH5", "HDMI"}, + {"HDMI_CH0_MUX", "CH6", "HDMI"}, + {"HDMI_CH0_MUX", "CH7", "HDMI"}, + + {"HDMI_CH1_MUX", "CH0", "HDMI"}, + {"HDMI_CH1_MUX", "CH1", "HDMI"}, + {"HDMI_CH1_MUX", "CH2", "HDMI"}, + {"HDMI_CH1_MUX", "CH3", "HDMI"}, + {"HDMI_CH1_MUX", "CH4", "HDMI"}, + {"HDMI_CH1_MUX", "CH5", "HDMI"}, + {"HDMI_CH1_MUX", "CH6", "HDMI"}, + {"HDMI_CH1_MUX", "CH7", "HDMI"}, + + {"HDMI_CH2_MUX", "CH0", "HDMI"}, + {"HDMI_CH2_MUX", "CH1", "HDMI"}, + {"HDMI_CH2_MUX", "CH2", "HDMI"}, + {"HDMI_CH2_MUX", "CH3", "HDMI"}, + {"HDMI_CH2_MUX", "CH4", "HDMI"}, + {"HDMI_CH2_MUX", "CH5", "HDMI"}, + {"HDMI_CH2_MUX", "CH6", "HDMI"}, + {"HDMI_CH2_MUX", "CH7", "HDMI"}, + + {"HDMI_CH3_MUX", "CH0", "HDMI"}, + {"HDMI_CH3_MUX", "CH1", "HDMI"}, + {"HDMI_CH3_MUX", "CH2", "HDMI"}, + {"HDMI_CH3_MUX", "CH3", "HDMI"}, + {"HDMI_CH3_MUX", "CH4", "HDMI"}, + {"HDMI_CH3_MUX", "CH5", "HDMI"}, + {"HDMI_CH3_MUX", "CH6", "HDMI"}, + {"HDMI_CH3_MUX", "CH7", "HDMI"}, + + {"HDMI_CH4_MUX", "CH0", "HDMI"}, + {"HDMI_CH4_MUX", "CH1", "HDMI"}, + {"HDMI_CH4_MUX", "CH2", "HDMI"}, + {"HDMI_CH4_MUX", "CH3", "HDMI"}, + {"HDMI_CH4_MUX", "CH4", "HDMI"}, + {"HDMI_CH4_MUX", "CH5", "HDMI"}, + {"HDMI_CH4_MUX", "CH6", "HDMI"}, + {"HDMI_CH4_MUX", "CH7", "HDMI"}, + + {"HDMI_CH5_MUX", "CH0", "HDMI"}, + {"HDMI_CH5_MUX", "CH1", "HDMI"}, + {"HDMI_CH5_MUX", "CH2", "HDMI"}, + {"HDMI_CH5_MUX", "CH3", "HDMI"}, + {"HDMI_CH5_MUX", "CH4", "HDMI"}, + {"HDMI_CH5_MUX", "CH5", "HDMI"}, + {"HDMI_CH5_MUX", "CH6", "HDMI"}, + {"HDMI_CH5_MUX", "CH7", "HDMI"}, + + {"HDMI_CH6_MUX", "CH0", "HDMI"}, + {"HDMI_CH6_MUX", "CH1", "HDMI"}, + {"HDMI_CH6_MUX", "CH2", "HDMI"}, + {"HDMI_CH6_MUX", "CH3", "HDMI"}, + {"HDMI_CH6_MUX", "CH4", "HDMI"}, + {"HDMI_CH6_MUX", "CH5", "HDMI"}, + {"HDMI_CH6_MUX", "CH6", "HDMI"}, + {"HDMI_CH6_MUX", "CH7", "HDMI"}, + + {"HDMI_CH7_MUX", "CH0", "HDMI"}, + {"HDMI_CH7_MUX", "CH1", "HDMI"}, + {"HDMI_CH7_MUX", "CH2", "HDMI"}, + {"HDMI_CH7_MUX", "CH3", "HDMI"}, + {"HDMI_CH7_MUX", "CH4", "HDMI"}, + {"HDMI_CH7_MUX", "CH5", "HDMI"}, + {"HDMI_CH7_MUX", "CH6", "HDMI"}, + {"HDMI_CH7_MUX", "CH7", "HDMI"}, + + {"HDMI_OUT_MUX", "Connect", "HDMI_CH0_MUX"}, + {"HDMI_OUT_MUX", "Connect", "HDMI_CH1_MUX"}, + {"HDMI_OUT_MUX", "Connect", "HDMI_CH2_MUX"}, + {"HDMI_OUT_MUX", "Connect", "HDMI_CH3_MUX"}, + {"HDMI_OUT_MUX", "Connect", "HDMI_CH4_MUX"}, + {"HDMI_OUT_MUX", "Connect", "HDMI_CH5_MUX"}, + {"HDMI_OUT_MUX", "Connect", "HDMI_CH6_MUX"}, + {"HDMI_OUT_MUX", "Connect", "HDMI_CH7_MUX"}, + + {"DPTX_OUT_MUX", "Connect", "HDMI_CH0_MUX"}, + {"DPTX_OUT_MUX", "Connect", "HDMI_CH1_MUX"}, + {"DPTX_OUT_MUX", "Connect", "HDMI_CH2_MUX"}, + {"DPTX_OUT_MUX", "Connect", "HDMI_CH3_MUX"}, + {"DPTX_OUT_MUX", "Connect", "HDMI_CH4_MUX"}, + {"DPTX_OUT_MUX", "Connect", "HDMI_CH5_MUX"}, + {"DPTX_OUT_MUX", "Connect", "HDMI_CH6_MUX"}, + {"DPTX_OUT_MUX", "Connect", "HDMI_CH7_MUX"}, + + {"TDM", NULL, "HDMI_OUT_MUX"}, + {"TDM", NULL, "TDM_BCK"}, + + {"TDM_DPTX", NULL, "DPTX_OUT_MUX"}, + {"TDM_DPTX", NULL, "TDM_DPTX_BCK"}, + + {"TDM_BCK", NULL, "TDM_MCK"}, + {"TDM_DPTX_BCK", NULL, "TDM_DPTX_MCK"}, + {"TDM_MCK", NULL, APLL1_W_NAME, mtk_afe_tdm_apll_connect}, + {"TDM_MCK", NULL, APLL2_W_NAME, mtk_afe_tdm_apll_connect}, + {"TDM_DPTX_MCK", NULL, APLL1_W_NAME, mtk_afe_tdm_apll_connect}, + {"TDM_DPTX_MCK", NULL, APLL2_W_NAME, mtk_afe_tdm_apll_connect}, + + {"DPTX_VIRTUAL_OUT_MUX", "Connect", "TDM_DPTX"}, + {"DPTX_VIRTUAL_OUT", NULL, "DPTX_VIRTUAL_OUT_MUX"}, +}; + +/* dai ops */ +static int mtk_dai_tdm_cal_mclk(struct mtk_base_afe *afe, + struct mtk_afe_tdm_priv *tdm_priv, + int freq) +{ + int apll; + int apll_rate; + + apll = mt8196_get_apll_by_rate(afe, freq); + apll_rate = mt8196_get_apll_rate(afe, apll); + + if (freq > apll_rate) { + AUDIO_AEE("freq > apll rate"); + return -EINVAL; + } + + if (apll_rate % freq != 0) { + AUDIO_AEE("APLL cannot generate freq Hz"); + return -EINVAL; + } + + tdm_priv->mclk_rate = freq; + tdm_priv->mclk_apll = apll; + + return 0; +} + +static int mtk_dai_tdm_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); + struct mt8196_afe_private *afe_priv = afe->platform_priv; + int tdm_id = dai->id; + struct mtk_afe_tdm_priv *tdm_priv; + unsigned int rate = params_rate(params); + unsigned int channels = params_channels(params); + snd_pcm_format_t format = params_format(params); + unsigned int tdm_con = 0; + + if (tdm_id >= MT8196_DAI_NUM || tdm_id < 0) + return -EINVAL; + + tdm_priv = afe_priv->dai_priv[tdm_id]; + + /* calculate mclk_rate, if not set explicitly */ + if (!tdm_priv->mclk_rate) { + tdm_priv->mclk_rate = rate * tdm_priv->mclk_multiple; + mtk_dai_tdm_cal_mclk(afe, + tdm_priv, + tdm_priv->mclk_rate); + } + + /* calculate bck */ + tdm_priv->bck_rate = rate * + channels * + snd_pcm_format_physical_width(format); + + if (tdm_priv->bck_rate > tdm_priv->mclk_rate) + AUDIO_AEE("bck_rate > mclk_rate rate"); + + if (tdm_priv->mclk_rate % tdm_priv->bck_rate != 0) + AUDIO_AEE("bck cannot generate"); + + dev_info(afe->dev, "%s(), id %d, rate %d, channels %d, format %d, mclk_rate %d, bck_rate %d\n", + __func__, + tdm_id, rate, channels, format, + tdm_priv->mclk_rate, tdm_priv->bck_rate); + + /* set tdm */ + tdm_con = 0 << BCK_INVERSE_SFT; + tdm_con |= 0 << LRCK_INVERSE_SFT; + tdm_con |= 0 << DELAY_DATA_SFT; + tdm_con |= 1 << LEFT_ALIGN_SFT; + tdm_con |= get_tdm_wlen(format) << WLEN_SFT; + tdm_con |= get_tdm_ch(channels) << CHANNEL_NUM_SFT; + tdm_con |= get_tdm_channel_bck(format) << CHANNEL_BCK_CYCLES_SFT; + tdm_con |= get_tdm_lrck_width(format) << LRCK_TDM_WIDTH_SFT; + regmap_write(afe->regmap, AFE_TDM_CON1, tdm_con); + + /* set dptx */ + if (tdm_id == MT8196_DAI_TDM_DPTX) { + regmap_update_bits(afe->regmap, AFE_DPTX_CON, + DPTX_CHANNEL_ENABLE_MASK_SFT, + get_dptx_ch_enable_mask(channels) << + DPTX_CHANNEL_ENABLE_SFT); + regmap_update_bits(afe->regmap, AFE_DPTX_CON, + DPTX_CHANNEL_NUMBER_MASK_SFT, + get_dptx_ch(channels) << + DPTX_CHANNEL_NUMBER_SFT); + regmap_update_bits(afe->regmap, AFE_DPTX_CON, + DPTX_16BIT_MASK_SFT, + get_dptx_wlen(format) << DPTX_16BIT_SFT); + } + switch (channels) { + case 1: + case 2: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT3_SFT; + break; + case 3: + case 4: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_START_O32_O33 << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT3_SFT; + break; + case 5: + case 6: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_START_O32_O33 << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_START_O34_O35 << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_ZERO << ST_CH_PAIR_SOUT3_SFT; + break; + case 7: + case 8: + tdm_con = TDM_CH_START_O30_O31 << ST_CH_PAIR_SOUT0_SFT; + tdm_con |= TDM_CH_START_O32_O33 << ST_CH_PAIR_SOUT1_SFT; + tdm_con |= TDM_CH_START_O34_O35 << ST_CH_PAIR_SOUT2_SFT; + tdm_con |= TDM_CH_START_O36_O37 << ST_CH_PAIR_SOUT3_SFT; + break; + default: + tdm_con = 0; + } + regmap_write(afe->regmap, AFE_TDM_CON2, tdm_con); + regmap_update_bits(afe->regmap, AFE_HDMI_OUT_CON0, + HDMI_CH_NUM_MASK_SFT, + channels << HDMI_CH_NUM_SFT); + + return 0; +} + +static int mtk_dai_tdm_trigger(struct snd_pcm_substream *substream, + int cmd, + struct snd_soc_dai *dai) +{ + struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); + int tdm_id = dai->id; + + dev_dbg(afe->dev, "%s(), cmd %d, tdm_id %d\n", __func__, cmd, tdm_id); + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + /* enable Out control */ + regmap_update_bits(afe->regmap, AFE_HDMI_OUT_CON0, + HDMI_OUT_ON_MASK_SFT, + 0x1 << HDMI_OUT_ON_SFT); + + /* enable dptx */ + if (tdm_id == MT8196_DAI_TDM_DPTX) { + regmap_update_bits(afe->regmap, AFE_DPTX_CON, + DPTX_ON_MASK_SFT, 0x1 << + DPTX_ON_SFT); + } + + /* enable tdm */ + regmap_update_bits(afe->regmap, AFE_TDM_CON1, + TDM_EN_MASK_SFT, 0x1 << TDM_EN_SFT); + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + /* disable tdm */ + regmap_update_bits(afe->regmap, AFE_TDM_CON1, + TDM_EN_MASK_SFT, 0); + + /* disable dptx */ + if (tdm_id == MT8196_DAI_TDM_DPTX) { + regmap_update_bits(afe->regmap, AFE_DPTX_CON, + DPTX_ON_MASK_SFT, 0); + } + + /* disable Out control */ + regmap_update_bits(afe->regmap, AFE_HDMI_OUT_CON0, + HDMI_OUT_ON_MASK_SFT, 0); + break; + default: + return -EINVAL; + } + + return 0; +} + +static int mtk_dai_tdm_set_sysclk(struct snd_soc_dai *dai, + int clk_id, unsigned int freq, int dir) +{ + struct mtk_base_afe *afe = dev_get_drvdata(dai->dev); + struct mt8196_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_tdm_priv *tdm_priv; + + if (dai->id >= MT8196_DAI_NUM || dai->id < 0) + return -EINVAL; + + tdm_priv = afe_priv->dai_priv[dai->id]; + + if (!tdm_priv) { + AUDIO_AEE("tdm_priv == NULL"); + return -EINVAL; + } + + if (dir != SND_SOC_CLOCK_OUT) { + AUDIO_AEE("dir != SND_SOC_CLOCK_OUT"); + return -EINVAL; + } + + dev_dbg(afe->dev, "%s(), freq %d\n", __func__, freq); + + return mtk_dai_tdm_cal_mclk(afe, tdm_priv, freq); +} + +static const struct snd_soc_dai_ops mtk_dai_tdm_ops = { + .hw_params = mtk_dai_tdm_hw_params, + .trigger = mtk_dai_tdm_trigger, + .set_sysclk = mtk_dai_tdm_set_sysclk, +}; + +/* dai driver */ +#define MTK_TDM_RATES (SNDRV_PCM_RATE_8000_48000 |\ + SNDRV_PCM_RATE_88200 |\ + SNDRV_PCM_RATE_96000 |\ + SNDRV_PCM_RATE_176400 |\ + SNDRV_PCM_RATE_192000) + +#define MTK_TDM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ + SNDRV_PCM_FMTBIT_S24_LE |\ + SNDRV_PCM_FMTBIT_S32_LE) + +static struct snd_soc_dai_driver mtk_dai_tdm_driver[] = { + { + .name = "TDM", + .id = MT8196_DAI_TDM, + .playback = { + .stream_name = "TDM", + .channels_min = 2, + .channels_max = 8, + .rates = MTK_TDM_RATES, + .formats = MTK_TDM_FORMATS, + }, + .ops = &mtk_dai_tdm_ops, + }, + { + .name = "TDM_DPTX", + .id = MT8196_DAI_TDM_DPTX, + .playback = { + .stream_name = "TDM_DPTX", + .channels_min = 2, + .channels_max = 8, + .rates = MTK_TDM_RATES, + .formats = MTK_TDM_FORMATS, + }, + .ops = &mtk_dai_tdm_ops, + }, +}; + +static struct mtk_afe_tdm_priv *init_tdm_priv_data(struct mtk_base_afe *afe, + int id) +{ + struct mtk_afe_tdm_priv *tdm_priv; + + tdm_priv = devm_kzalloc(afe->dev, sizeof(struct mtk_afe_tdm_priv), + GFP_KERNEL); + if (!tdm_priv) + return NULL; + + if (id == MT8196_DAI_TDM_DPTX) + tdm_priv->mclk_multiple = 256; + else + tdm_priv->mclk_multiple = 128; + + tdm_priv->bck_id = MT8196_TDMOUT_BCK; + tdm_priv->mclk_id = MT8196_TDMOUT_MCK; + + return tdm_priv; +} + +int mt8196_dai_tdm_register(struct mtk_base_afe *afe) +{ + struct mt8196_afe_private *afe_priv = afe->platform_priv; + struct mtk_afe_tdm_priv *tdm_priv, *tdm_dptx_priv; + struct mtk_base_afe_dai *dai; + + dev_dbg(afe->dev, "%s() successfully start\n", __func__); + + dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL); + if (!dai) + return -ENOMEM; + + list_add(&dai->list, &afe->sub_dais); + + dai->dai_drivers = mtk_dai_tdm_driver; + dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_tdm_driver); + + dai->dapm_widgets = mtk_dai_tdm_widgets; + dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_tdm_widgets); + dai->dapm_routes = mtk_dai_tdm_routes; + dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_tdm_routes); + + tdm_priv = init_tdm_priv_data(afe, MT8196_DAI_TDM); + if (!tdm_priv) + return -ENOMEM; + + tdm_dptx_priv = init_tdm_priv_data(afe, MT8196_DAI_TDM_DPTX); + if (!tdm_dptx_priv) + return -ENOMEM; + + afe_priv->dai_priv[MT8196_DAI_TDM] = tdm_priv; + afe_priv->dai_priv[MT8196_DAI_TDM_DPTX] = tdm_dptx_priv; + + return 0; +} +