From patchwork Thu Jan 5 08:15:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?VHJldm9yIFd1ICjlkLPmlofoia8p?= X-Patchwork-Id: 13090374 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 B3E23C4708E for ; Thu, 5 Jan 2023 19:32:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: 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=TQf23CdnM0S8uG1tilaY7ZPNiM8ngu28ely1EWZ4a0Q=; b=rLYZ/IBezKXfbi uPLDsgzONhSOCKpX2wZ9l68b31jZsa0fvK8O94Qf3Bg1Zd104vsL9gpKcadEKAyFg7V8BmGvdpDqw ePIXs/OUx9GYzaIWjCue9OzvvQzXf+xXNrlqaNCmgvn6M9NvRP56LmRs4ETxuYK+Z0oyMuzwlTv1x W+ikiY6+UhWzlYHi6cSBDEsaFckk7/YYti9f1DR3+volcH32hzCyfWCbGfZ4eWU133D2XbHFmFvXL 9d0HFwgIexBju8Xypps8BN4/45hiaLJtYe63e0nOBtsAOR5btbyqEQ+p/zXqs6Lf3wGbDGcy34Wkq lR5//dF17aPLzK9f7OlA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDVxh-00E8jK-Qw; Thu, 05 Jan 2023 19:31:38 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDLkF-008mou-96; Thu, 05 Jan 2023 08:37:03 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Type:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:CC:To:From:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=gIWP4FCWoysfzcgKdDMeCix44Wh8hNSOFxeqzvUS/k8=; b=qKPN1dU4xeZzZxaEOWAIY2/x/q 60RO7nQ3SxHkLkFPRAcmB00UnnW5tzVlL6E3IcmIRXa2U5n9baf/BGGdKzn6Z5qlrA6zTgxJgj72B 1G4pECfnpeKWYUzib1N3+NENT2SfAWWfAR2S1mzjYVn+6y6gMJNSd72hTtcZKPqMOeDZFfiiCxpqx m1LhshK1843zq3TM+mC3KNbLZo8MGKV5iPS/RYb7Lh7KabeiMslbBx39F9q4/rc67PPc3m+D1I/uL lKv48wQ/2Vvix3QjS0/2RnQvYEeWIIJ+qIzmtZUAogrTt3fBJz29n9XZwfVEd3xo9mjYtQ+LM1BI3 iwlaRE3g==; Received: from mailgw01.mediatek.com ([216.200.240.184]) by desiato.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pDLk4-001Fqv-2G; Thu, 05 Jan 2023 08:36:55 +0000 X-UUID: a890b6d7968f40c3a077e3f5ae603a8e-20230105 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=gIWP4FCWoysfzcgKdDMeCix44Wh8hNSOFxeqzvUS/k8=; b=m0ov+8hPKbjZ+EztH6COh6WJdZJyDbnkDUtMVCnjjNUe+HdwzLC6/tePuIn50KBNQlmbEYCdrK3GVD++hPh1DounDvfitxj6i3xypqovZlFnX8wJJqipLguGIUh0UFVmH6FINMyqE4rWDoMFBeZyBfOQRnGkovoGTXtNGpAQ26A=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.17,REQID:65177e4c-1802-4da1-8cbb-b82d871f9c43,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:543e81c,CLOUDID:acd3548b-8530-4eff-9f77-222cf6e2895b,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0 X-CID-BVR: 0 X-UUID: a890b6d7968f40c3a077e3f5ae603a8e-20230105 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 734531205; Thu, 05 Jan 2023 01:36:51 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs11n1.mediatek.inc (172.21.101.185) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Thu, 5 Jan 2023 16:16:15 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Thu, 5 Jan 2023 16:16:15 +0800 From: Trevor Wu To: , , , , , , , CC: , , , , , , , Subject: [PATCH v5 06/13] ASoC: mediatek: mt8188: support pcmif in platform driver Date: Thu, 5 Jan 2023 16:15:59 +0800 Message-ID: <20230105081606.6582-7-trevor.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230105081606.6582-1-trevor.wu@mediatek.com> References: <20230105081606.6582-1-trevor.wu@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-20230105_083653_421455_168C1047 X-CRM114-Status: GOOD ( 21.15 ) 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 Add mt8188 pcmif dai driver support Signed-off-by: Trevor Wu Reviewed-by: AngeloGioacchino Del Regno --- sound/soc/mediatek/mt8188/mt8188-dai-pcm.c | 367 +++++++++++++++++++++ 1 file changed, 367 insertions(+) create mode 100644 sound/soc/mediatek/mt8188/mt8188-dai-pcm.c diff --git a/sound/soc/mediatek/mt8188/mt8188-dai-pcm.c b/sound/soc/mediatek/mt8188/mt8188-dai-pcm.c new file mode 100644 index 000000000000..3f1696dcf81c --- /dev/null +++ b/sound/soc/mediatek/mt8188/mt8188-dai-pcm.c @@ -0,0 +1,367 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * MediaTek ALSA SoC Audio DAI PCM I/F Control + * + * Copyright (c) 2022 MediaTek Inc. + * Author: Bicycle Tsai + * Trevor Wu + * Chun-Chia Chiu + */ + +#include +#include +#include +#include "mt8188-afe-clk.h" +#include "mt8188-afe-common.h" +#include "mt8188-reg.h" + +enum { + MTK_DAI_PCM_FMT_I2S, + MTK_DAI_PCM_FMT_EIAJ, + MTK_DAI_PCM_FMT_MODEA, + MTK_DAI_PCM_FMT_MODEB, +}; + +enum { + MTK_DAI_PCM_CLK_A1SYS, + MTK_DAI_PCM_CLK_A2SYS, + MTK_DAI_PCM_CLK_26M_48K, + MTK_DAI_PCM_CLK_26M_441K, +}; + +struct mtk_dai_pcm_rate { + unsigned int rate; + unsigned int reg_value; +}; + +struct mtk_dai_pcmif_priv { + unsigned int slave_mode; + unsigned int lrck_inv; + unsigned int bck_inv; + unsigned int format; +}; + +static const struct mtk_dai_pcm_rate mtk_dai_pcm_rates[] = { + { .rate = 8000, .reg_value = 0, }, + { .rate = 16000, .reg_value = 1, }, + { .rate = 32000, .reg_value = 2, }, + { .rate = 48000, .reg_value = 3, }, + { .rate = 11025, .reg_value = 1, }, + { .rate = 22050, .reg_value = 2, }, + { .rate = 44100, .reg_value = 3, }, +}; + +static int mtk_dai_pcm_mode(unsigned int rate) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(mtk_dai_pcm_rates); i++) + if (mtk_dai_pcm_rates[i].rate == rate) + return mtk_dai_pcm_rates[i].reg_value; + + return -EINVAL; +} + +static const struct snd_kcontrol_new mtk_dai_pcm_o000_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("I000 Switch", AFE_CONN0, 0, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I070 Switch", AFE_CONN0_2, 6, 1, 0), +}; + +static const struct snd_kcontrol_new mtk_dai_pcm_o001_mix[] = { + SOC_DAPM_SINGLE_AUTODISABLE("I001 Switch", AFE_CONN1, 1, 1, 0), + SOC_DAPM_SINGLE_AUTODISABLE("I071 Switch", AFE_CONN1_2, 7, 1, 0), +}; + +static const struct snd_soc_dapm_widget mtk_dai_pcm_widgets[] = { + SND_SOC_DAPM_MIXER("I002", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_MIXER("I003", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_MIXER("O000", SND_SOC_NOPM, 0, 0, + mtk_dai_pcm_o000_mix, + ARRAY_SIZE(mtk_dai_pcm_o000_mix)), + SND_SOC_DAPM_MIXER("O001", SND_SOC_NOPM, 0, 0, + mtk_dai_pcm_o001_mix, + ARRAY_SIZE(mtk_dai_pcm_o001_mix)), + + SND_SOC_DAPM_SUPPLY("PCM_1_EN", PCM_INTF_CON1, 0, 0, NULL, 0), + + SND_SOC_DAPM_INPUT("PCM1_INPUT"), + SND_SOC_DAPM_OUTPUT("PCM1_OUTPUT"), + + SND_SOC_DAPM_CLOCK_SUPPLY("aud_asrc11"), + SND_SOC_DAPM_CLOCK_SUPPLY("aud_asrc12"), + SND_SOC_DAPM_CLOCK_SUPPLY("aud_pcmif"), +}; + +static const struct snd_soc_dapm_route mtk_dai_pcm_routes[] = { + {"I002", NULL, "PCM1 Capture"}, + {"I003", NULL, "PCM1 Capture"}, + + {"O000", "I000 Switch", "I000"}, + {"O001", "I001 Switch", "I001"}, + + {"O000", "I070 Switch", "I070"}, + {"O001", "I071 Switch", "I071"}, + + {"PCM1 Playback", NULL, "O000"}, + {"PCM1 Playback", NULL, "O001"}, + + {"PCM1 Playback", NULL, "PCM_1_EN"}, + {"PCM1 Playback", NULL, "aud_asrc12"}, + {"PCM1 Playback", NULL, "aud_pcmif"}, + + {"PCM1 Capture", NULL, "PCM_1_EN"}, + {"PCM1 Capture", NULL, "aud_asrc11"}, + {"PCM1 Capture", NULL, "aud_pcmif"}, + + {"PCM1_OUTPUT", NULL, "PCM1 Playback"}, + {"PCM1 Capture", NULL, "PCM1_INPUT"}, +}; + +static int mtk_dai_pcm_configure(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct snd_pcm_runtime * const runtime = substream->runtime; + struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); + struct mt8188_afe_private *afe_priv = afe->platform_priv; + struct mtk_dai_pcmif_priv *pcmif_priv = NULL; + unsigned int slave_mode; + unsigned int lrck_inv; + unsigned int bck_inv; + unsigned int fmt; + unsigned int bit_width = dai->sample_bits; + unsigned int val = 0; + unsigned int mask = 0; + int fs = 0; + int mode = 0; + + if (dai->id < 0) + return -EINVAL; + + pcmif_priv = afe_priv->dai_priv[dai->id]; + slave_mode = pcmif_priv->slave_mode; + lrck_inv = pcmif_priv->lrck_inv; + bck_inv = pcmif_priv->bck_inv; + fmt = pcmif_priv->format; + + /* sync freq mode */ + fs = mt8188_afe_fs_timing(runtime->rate); + if (fs < 0) + return -EINVAL; + + val |= FIELD_PREP(PCM_INTF_CON2_SYNC_FREQ_MODE_MASK, fs); + mask |= PCM_INTF_CON2_SYNC_FREQ_MODE_MASK; + + /* clk domain sel */ + if (runtime->rate % 8000) + val |= FIELD_PREP(PCM_INTF_CON2_CLK_DOMAIN_SEL_MASK, + MTK_DAI_PCM_CLK_26M_441K); + else + val |= FIELD_PREP(PCM_INTF_CON2_CLK_DOMAIN_SEL_MASK, + MTK_DAI_PCM_CLK_26M_48K); + mask |= PCM_INTF_CON2_CLK_DOMAIN_SEL_MASK; + + regmap_update_bits(afe->regmap, PCM_INTF_CON2, mask, val); + + val = 0; + mask = 0; + + /* pcm mode */ + mode = mtk_dai_pcm_mode(runtime->rate); + if (mode < 0) + return -EINVAL; + + val |= FIELD_PREP(PCM_INTF_CON1_PCM_MODE_MASK, mode); + mask |= PCM_INTF_CON1_PCM_MODE_MASK; + + /* pcm format */ + val |= FIELD_PREP(PCM_INTF_CON1_PCM_FMT_MASK, fmt); + mask |= PCM_INTF_CON1_PCM_FMT_MASK; + + /* pcm sync length */ + if (fmt == MTK_DAI_PCM_FMT_MODEA || + fmt == MTK_DAI_PCM_FMT_MODEB) + val |= FIELD_PREP(PCM_INTF_CON1_SYNC_LENGTH_MASK, 1); + else + val |= FIELD_PREP(PCM_INTF_CON1_SYNC_LENGTH_MASK, bit_width); + mask |= PCM_INTF_CON1_SYNC_LENGTH_MASK; + + /* pcm bits, word length */ + if (bit_width > 16) { + val |= PCM_INTF_CON1_PCM_24BIT; + val |= PCM_INTF_CON1_PCM_WLEN_64BCK; + } else { + val |= PCM_INTF_CON1_PCM_16BIT; + val |= PCM_INTF_CON1_PCM_WLEN_32BCK; + } + mask |= PCM_INTF_CON1_PCM_BIT_MASK; + mask |= PCM_INTF_CON1_PCM_WLEN_MASK; + + /* master/slave */ + if (!slave_mode) { + val |= PCM_INTF_CON1_PCM_MASTER; + + if (lrck_inv) + val |= PCM_INTF_CON1_SYNC_OUT_INV; + if (bck_inv) + val |= PCM_INTF_CON1_BCLK_OUT_INV; + mask |= PCM_INTF_CON1_CLK_OUT_INV_MASK; + } else { + val |= PCM_INTF_CON1_PCM_SLAVE; + + if (lrck_inv) + val |= PCM_INTF_CON1_SYNC_IN_INV; + if (bck_inv) + val |= PCM_INTF_CON1_BCLK_IN_INV; + mask |= PCM_INTF_CON1_CLK_IN_INV_MASK; + + // TODO: add asrc setting for slave mode + } + mask |= PCM_INTF_CON1_PCM_M_S_MASK; + + regmap_update_bits(afe->regmap, PCM_INTF_CON1, mask, val); + + return 0; +} + +/* dai ops */ +static int mtk_dai_pcm_prepare(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + if (dai->playback_widget->active || dai->capture_widget->active) + return 0; + + return mtk_dai_pcm_configure(substream, dai); +} + +static int mtk_dai_pcm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai); + struct mt8188_afe_private *afe_priv = afe->platform_priv; + struct mtk_dai_pcmif_priv *pcmif_priv = NULL; + + dev_dbg(dai->dev, "%s fmt 0x%x\n", __func__, fmt); + + if (dai->id < 0) + return -EINVAL; + + pcmif_priv = afe_priv->dai_priv[dai->id]; + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + pcmif_priv->format = MTK_DAI_PCM_FMT_I2S; + break; + case SND_SOC_DAIFMT_DSP_A: + pcmif_priv->format = MTK_DAI_PCM_FMT_MODEA; + break; + case SND_SOC_DAIFMT_DSP_B: + pcmif_priv->format = MTK_DAI_PCM_FMT_MODEB; + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + pcmif_priv->bck_inv = 0; + pcmif_priv->lrck_inv = 0; + break; + case SND_SOC_DAIFMT_NB_IF: + pcmif_priv->bck_inv = 0; + pcmif_priv->lrck_inv = 1; + break; + case SND_SOC_DAIFMT_IB_NF: + pcmif_priv->bck_inv = 1; + pcmif_priv->lrck_inv = 0; + break; + case SND_SOC_DAIFMT_IB_IF: + pcmif_priv->bck_inv = 1; + pcmif_priv->lrck_inv = 1; + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) { + case SND_SOC_DAIFMT_BC_FC: + pcmif_priv->slave_mode = 1; + break; + case SND_SOC_DAIFMT_BP_FP: + pcmif_priv->slave_mode = 0; + break; + default: + return -EINVAL; + } + + return 0; +} + +static const struct snd_soc_dai_ops mtk_dai_pcm_ops = { + .prepare = mtk_dai_pcm_prepare, + .set_fmt = mtk_dai_pcm_set_fmt, +}; + +/* dai driver */ +#define MTK_PCM_RATES (SNDRV_PCM_RATE_8000_48000) + +#define MTK_PCM_FORMATS (SNDRV_PCM_FMTBIT_S16_LE |\ + SNDRV_PCM_FMTBIT_S24_LE |\ + SNDRV_PCM_FMTBIT_S32_LE) + +static struct snd_soc_dai_driver mtk_dai_pcm_driver[] = { + { + .name = "PCM1", + .id = MT8188_AFE_IO_PCM, + .playback = { + .stream_name = "PCM1 Playback", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_PCM_RATES, + .formats = MTK_PCM_FORMATS, + }, + .capture = { + .stream_name = "PCM1 Capture", + .channels_min = 1, + .channels_max = 2, + .rates = MTK_PCM_RATES, + .formats = MTK_PCM_FORMATS, + }, + .ops = &mtk_dai_pcm_ops, + .symmetric_rate = 1, + .symmetric_sample_bits = 1, + }, +}; + +static int init_pcmif_priv_data(struct mtk_base_afe *afe) +{ + struct mt8188_afe_private *afe_priv = afe->platform_priv; + struct mtk_dai_pcmif_priv *pcmif_priv; + + pcmif_priv = devm_kzalloc(afe->dev, sizeof(struct mtk_dai_pcmif_priv), + GFP_KERNEL); + if (!pcmif_priv) + return -ENOMEM; + + afe_priv->dai_priv[MT8188_AFE_IO_PCM] = pcmif_priv; + return 0; +} + +int mt8188_dai_pcm_register(struct mtk_base_afe *afe) +{ + struct mtk_base_afe_dai *dai; + + 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_pcm_driver; + dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_pcm_driver); + + dai->dapm_widgets = mtk_dai_pcm_widgets; + dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_pcm_widgets); + dai->dapm_routes = mtk_dai_pcm_routes; + dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_pcm_routes); + + return init_pcmif_priv_data(afe); +}