From patchwork Tue Nov 19 14:08:24 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "RAVULAPATI, VISHNU VARDHAN RAO" X-Patchwork-Id: 11252085 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 38ABF1390 for ; Tue, 19 Nov 2019 14:11:54 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BC7A121823 for ; Tue, 19 Nov 2019 14:11:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="B7OYmVyo"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=amdcloud.onmicrosoft.com header.i=@amdcloud.onmicrosoft.com header.b="2KrU5bGo" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BC7A121823 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=amd.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 61C0A1690; Tue, 19 Nov 2019 15:11:01 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 61C0A1690 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1574172711; bh=qNOx63h01ua2k9zruquW+a61YDQ5PZrxyTYvRhOOWcE=; h=From:To:Date:In-Reply-To:References:Cc:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=B7OYmVyojlbX4TFegByK3aX4N8v2+Ogd2/smnS7w/NrdO/ji3d7G1sIf7beHRVSmk xyd1XEk4htWGDpkOXq9Dzq2a3FT+kIfhRe09JhTihwBWDI/6DmaWvxn+7uJzB1M7LR uK15X1eDK0+OfVUBbSM8GWu5s/dTWlxGEQFgkyek= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 73C0DF80147; Tue, 19 Nov 2019 15:10:15 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id CD253F80147; Tue, 19 Nov 2019 15:10:13 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on alsa1.perex.cz X-Spam-Level: * X-Spam-Status: No, score=1.0 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, FORGED_SPF_HELO,SPF_HELO_PASS,SPF_NONE,SURBL_BLOCKED autolearn=disabled version=3.4.0 Received: from NAM01-BN3-obe.outbound.protection.outlook.com (mail-bn3nam01on0631.outbound.protection.outlook.com [IPv6:2a01:111:f400:fe41::631]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 41B09F80139 for ; Tue, 19 Nov 2019 15:10:08 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 41B09F80139 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=amdcloud.onmicrosoft.com header.i=@amdcloud.onmicrosoft.com header.b="2KrU5bGo" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Afzpd+S7dLX5iMcP+KqPkoCvNNQJ6jSxEBcK0u4MwYLteoH0YIJ5jCMdHytf2Y1GClzYR14Iiqdghe2A0qqCFTsJnoSWsBqn7+ClYdjeGG6ZY28Y5g/pMUipip05IYvjsdSDr0gCuwcmQk7OcRzaJxJ+DFlq382axVMnF8+8DK2m9jB4gpFtek4cNpjW8tm3C7U0wD9movrqct8JNLf5+I8XvizBrmdMRcjZNKpM8DBQYFPLIrQSnq1oBgQwo3revz0iIv/OqxKViwHiPHNuCEwx1QgMvEC+Wipu1651aJ5G6++JBc1sO2WRIGc9ow1xk1UhnjmZ9rVr3OmPVWPmpg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=nVDY9GBmzaaXyaflGq534l81z+DTELCb30YtOfShzMg=; b=KJJGx5vb5xDYVb+YkjmZPqRcmsUUAnevYpRVaG0b9XTg4amrUjf4sHxRuCh9fdnY0bVh9Mzj0T4tJ3CZTP9c3XfMZhQ6FutVVIFfclbO7r+JTJBUUW04R75NinqhOIBsuoON0EjhkCp7QaTXZuwgxnWRGe9PAf1eHaD9V/1sZXlmyRlxsN6oKoszsj/nrKxwawa84yv0+2RgyxLwq0Z48sT8NolSFYRnXCuFrpQO8VG83QzdLMivfCMxGMNwd0NACeiZv5TVGhz7jyo2B/E4WExWjmmpSQos57Z0xmm+QQpmvJ5OkVZKQFhcA2Ikmge6VQLvAQLMZXPy/98Sk/GIjQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none (sender ip is 165.204.84.17) smtp.rcpttodomain=google.com smtp.mailfrom=amd.com; dmarc=permerror action=none header.from=amd.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector2-amdcloud-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=nVDY9GBmzaaXyaflGq534l81z+DTELCb30YtOfShzMg=; b=2KrU5bGoAn7c6IBgYKYt1Qihd+1OUTBEUoreuKjkx6TCAGoy2lwNYEY8W1uwebTr3yvYRUxTRLxp9gRC891cG1My8cVDt3PSBQrhO67/W7ynxP0zo35xTkAd0lPTKPLvp0aVJeeZb+o0boMzVmxfzHETIJslSCNNcEtkZavuV6Y= Received: from SN1PR12CA0053.namprd12.prod.outlook.com (2603:10b6:802:20::24) by CH2PR12MB4230.namprd12.prod.outlook.com (2603:10b6:610:aa::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2451.30; Tue, 19 Nov 2019 14:10:06 +0000 Received: from DM6NAM11FT006.eop-nam11.prod.protection.outlook.com (2a01:111:f400:7eaa::206) by SN1PR12CA0053.outlook.office365.com (2603:10b6:802:20::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.2451.23 via Frontend Transport; Tue, 19 Nov 2019 14:10:05 +0000 Authentication-Results: spf=none (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; google.com; dkim=none (message not signed) header.d=none;google.com; dmarc=permerror action=none header.from=amd.com; Received-SPF: None (protection.outlook.com: amd.com does not designate permitted sender hosts) Received: from SATLEXMB01.amd.com (165.204.84.17) by DM6NAM11FT006.mail.protection.outlook.com (10.13.173.104) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2451.23 via Frontend Transport; Tue, 19 Nov 2019 14:10:05 +0000 Received: from SATLEXMB02.amd.com (10.181.40.143) by SATLEXMB01.amd.com (10.181.40.142) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Tue, 19 Nov 2019 08:09:53 -0600 Received: from vishnu-All-Series.amd.com (10.180.168.240) by SATLEXMB02.amd.com (10.181.40.143) with Microsoft SMTP Server id 15.1.1713.5 via Frontend Transport; Tue, 19 Nov 2019 08:09:49 -0600 From: Ravulapati Vishnu vardhan rao To: Date: Tue, 19 Nov 2019 19:38:24 +0530 Message-ID: <1574172508-26546-3-git-send-email-Vishnuvardhanrao.Ravulapati@amd.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1574172508-26546-1-git-send-email-Vishnuvardhanrao.Ravulapati@amd.com> References: <1574172508-26546-1-git-send-email-Vishnuvardhanrao.Ravulapati@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-Office365-Filtering-HT: Tenant X-Forefront-Antispam-Report: CIP:165.204.84.17; IPV:NLI; CTRY:US; EFV:NLI; SFV:NSPM; SFS:(10009020)(4636009)(136003)(39860400002)(376002)(346002)(396003)(428003)(199004)(189003)(426003)(478600001)(8676002)(54906003)(50226002)(36756003)(6666004)(356004)(30864003)(1671002)(47776003)(48376002)(14444005)(50466002)(5660300002)(305945005)(186003)(8936002)(26005)(70586007)(53416004)(446003)(109986005)(81166006)(81156014)(126002)(476003)(486006)(2616005)(336012)(11346002)(4326008)(16586007)(316002)(86362001)(51416003)(76176011)(2906002)(7696005)(70206006)(266003); DIR:OUT; SFP:1101; SCL:1; SRVR:CH2PR12MB4230; H:SATLEXMB01.amd.com; FPR:; SPF:None; LANG:en; PTR:InfoDomainNonexistent; A:1; MX:1; X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 2204bf4d-399c-42ab-94b9-08d76cfa2d6a X-MS-TrafficTypeDiagnostic: CH2PR12MB4230: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:93; X-Forefront-PRVS: 022649CC2C X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: VBPlz4QC3fisx5/8FVnDDYdq6IGCjs+BOHLb8q2GYRJfFxrZERKSwejyaAxWvfSXhTX0oeFvvWh/CsHy+dbXpjY14OXki+/rM+HQu+0EAqG75/nmuJ3Dg8elCSXu/SA5y2OJH4hZvtu/F3EbBew9HqniwIu8RtuDRFj7g4c9OC/FnHt8fi9H/ED1Gxuhwah8MZDoOGLWMcp/u5AyVdHPUlL7vygrYN4YAY1qkHz/llsjCZjswrV8PmVFSzLufJb1DklzbpYwUGA4iZdsIekIQpR7Vpy3sf3cZy65KqmbK7J9WUfT4JR8V/F8XMX9K+i/+vz9L1g7JsOOp4MW9nSDgCkIHoHqqJIr+x9db/1zyDMEsgWMFDXqPCGRH7Wd825dH7vg/meJ8hJieemyaObnCBobWyzFsVrDmW1ylnjvItziRhoKCqvqZ/X0MfhP0YUO X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Nov 2019 14:10:05.4957 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2204bf4d-399c-42ab-94b9-08d76cfa2d6a X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB01.amd.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB4230 Cc: "moderated list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEM..." , Kuninori Morimoto , open list , Takashi Iwai , Liam Girdwood , Akshu.Agrawal@amd.com, Ravulapati Vishnu vardhan rao , Mark Brown , djkurtz@google.com, Vijendar Mukunda , Alexander.Deucher@amd.com, Colin Ian King Subject: [alsa-devel] [PATCH v10 2/6] ASoC: amd: Refactoring of DAI from DMA driver X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" ASoC: PCM DMA driver should only have dma ops. So Removed all DAI related functionality.Refactoring the PCM DMA diver code.Added new file containing only DAI ops Signed-off-by: Ravulapati Vishnu vardhan rao --- sound/soc/amd/raven/Makefile | 2 + sound/soc/amd/raven/acp3x-i2s.c | 266 +++++++++++++++++++++++++++++++ sound/soc/amd/raven/acp3x-pcm-dma.c | 305 +++++++----------------------------- sound/soc/amd/raven/acp3x.h | 42 +++++ 4 files changed, 369 insertions(+), 246 deletions(-) create mode 100644 sound/soc/amd/raven/acp3x-i2s.c diff --git a/sound/soc/amd/raven/Makefile b/sound/soc/amd/raven/Makefile index 108d1ac..62c22b6 100644 --- a/sound/soc/amd/raven/Makefile +++ b/sound/soc/amd/raven/Makefile @@ -2,5 +2,7 @@ # Raven Ridge platform Support snd-pci-acp3x-objs := pci-acp3x.o snd-acp3x-pcm-dma-objs := acp3x-pcm-dma.o +snd-acp3x-i2s-objs := acp3x-i2s.o obj-$(CONFIG_SND_SOC_AMD_ACP3x) += snd-pci-acp3x.o obj-$(CONFIG_SND_SOC_AMD_ACP3x) += snd-acp3x-pcm-dma.o +obj-$(CONFIG_SND_SOC_AMD_ACP3x) += snd-acp3x-i2s.o diff --git a/sound/soc/amd/raven/acp3x-i2s.c b/sound/soc/amd/raven/acp3x-i2s.c new file mode 100644 index 0000000..390d07a --- /dev/null +++ b/sound/soc/amd/raven/acp3x-i2s.c @@ -0,0 +1,266 @@ +// SPDX-License-Identifier: GPL-2.0+ +// +// AMD ALSA SoC PCM Driver +// +//Copyright 2016 Advanced Micro Devices, Inc. + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "acp3x.h" + +#define DRV_NAME "acp3x-i2s" + +static int acp3x_i2s_set_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt) +{ + struct i2s_dev_data *adata; + + adata = snd_soc_dai_get_drvdata(cpu_dai); + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + + case SND_SOC_DAIFMT_I2S: + adata->tdm_mode = false; + break; + case SND_SOC_DAIFMT_DSP_A: + adata->tdm_mode = true; + break; + default: + return -EINVAL; + } + + return 0; +} + +static int acp3x_i2s_set_tdm_slot(struct snd_soc_dai *cpu_dai, u32 tx_mask, + u32 rx_mask, int slots, int slot_width) +{ + struct i2s_dev_data *adata; + u32 val; + u16 slot_len; + + adata = snd_soc_dai_get_drvdata(cpu_dai); + + /* These values are as per Hardware Spec */ + + switch (slot_width) { + case SLOT_WIDTH_8: + slot_len = 8; + break; + case SLOT_WIDTH_16: + slot_len = 16; + break; + case SLOT_WIDTH_24: + slot_len = 24; + break; + case SLOT_WIDTH_32: + slot_len = 0; + break; + default: + return -EINVAL; + } + + val = rv_readl(adata->acp3x_base + mmACP_BTTDM_ITER); + rv_writel(val | 0x2, adata->acp3x_base + mmACP_BTTDM_ITER); + val = rv_readl(adata->acp3x_base + mmACP_BTTDM_IRER); + rv_writel(val | 0x2, adata->acp3x_base + mmACP_BTTDM_IRER); + + val = FRM_LEN | (slots << 15) | (slot_len << 18); + rv_writel(val, adata->acp3x_base + mmACP_BTTDM_TXFRMT); + rv_writel(val, adata->acp3x_base + mmACP_BTTDM_RXFRMT); + + adata->tdm_fmt = val; + return 0; +} + +static int acp3x_i2s_hwparams(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct i2s_stream_instance *rtd; + u32 val; + u32 reg_val; + + rtd = substream->runtime->private_data; + + switch (params_format(params)) { + case SNDRV_PCM_FORMAT_U8: + case SNDRV_PCM_FORMAT_S8: + rtd->xfer_resolution = 0x0; + break; + case SNDRV_PCM_FORMAT_S16_LE: + rtd->xfer_resolution = 0x02; + break; + case SNDRV_PCM_FORMAT_S24_LE: + rtd->xfer_resolution = 0x04; + break; + case SNDRV_PCM_FORMAT_S32_LE: + rtd->xfer_resolution = 0x05; + break; + default: + return -EINVAL; + } + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + reg_val = mmACP_BTTDM_ITER; + else + reg_val = mmACP_BTTDM_IRER; + + val = rv_readl(rtd->acp3x_base + reg_val); + val = val | (rtd->xfer_resolution << 3); + rv_writel(val, rtd->acp3x_base + reg_val); + return 0; +} + +static int acp3x_i2s_trigger(struct snd_pcm_substream *substream, + int cmd, struct snd_soc_dai *dai) +{ + struct i2s_stream_instance *rtd; + u32 val, period_bytes; + int ret, reg_val; + + rtd = substream->runtime->private_data; + period_bytes = frames_to_bytes(substream->runtime, + substream->runtime->period_size); + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + rtd->bytescount = acp_get_byte_count(rtd, + substream->stream); + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { + reg_val = mmACP_BTTDM_ITER; + rv_writel(period_bytes, rtd->acp3x_base + + mmACP_BT_TX_INTR_WATERMARK_SIZE); + } else { + reg_val = mmACP_BTTDM_IRER; + rv_writel(period_bytes, rtd->acp3x_base + + mmACP_BT_RX_INTR_WATERMARK_SIZE); + } + val = rv_readl(rtd->acp3x_base + reg_val); + val = val | BIT(0); + rv_writel(val, rtd->acp3x_base + reg_val); + rv_writel(1, rtd->acp3x_base + mmACP_BTTDM_IER); + break; + case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + reg_val = mmACP_BTTDM_ITER; + else + reg_val = mmACP_BTTDM_IRER; + + val = rv_readl(rtd->acp3x_base + reg_val); + val = val & ~BIT(0); + rv_writel(val, rtd->acp3x_base + reg_val); + rv_writel(0, rtd->acp3x_base + mmACP_BTTDM_IER); + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} + +static struct snd_soc_dai_ops acp3x_i2s_dai_ops = { + .hw_params = acp3x_i2s_hwparams, + .trigger = acp3x_i2s_trigger, + .set_fmt = acp3x_i2s_set_fmt, + .set_tdm_slot = acp3x_i2s_set_tdm_slot, +}; + +static const struct snd_soc_component_driver acp3x_dai_component = { + .name = "acp3x-i2s", +}; + +static struct snd_soc_dai_driver acp3x_i2s_dai = { + .playback = { + .rates = SNDRV_PCM_RATE_8000_96000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 | + SNDRV_PCM_FMTBIT_U8 | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, + .channels_min = 2, + .channels_max = 8, + + .rate_min = 8000, + .rate_max = 96000, + }, + .capture = { + .rates = SNDRV_PCM_RATE_8000_48000, + .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 | + SNDRV_PCM_FMTBIT_U8 | + SNDRV_PCM_FMTBIT_S24_LE | + SNDRV_PCM_FMTBIT_S32_LE, + .channels_min = 2, + .channels_max = 2, + .rate_min = 8000, + .rate_max = 48000, + }, + .ops = &acp3x_i2s_dai_ops, +}; + + +static int acp3x_dai_probe(struct platform_device *pdev) +{ + struct resource *res; + struct i2s_dev_data *adata; + int status; + + adata = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dev_data), + GFP_KERNEL); + if (!adata) + return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n"); + return -ENOMEM; + } + + adata->acp3x_base = devm_ioremap(&pdev->dev, res->start, + resource_size(res)); + if (IS_ERR(adata->acp3x_base)) + return PTR_ERR(adata->acp3x_base); + + adata->i2s_irq = res->start; + dev_set_drvdata(&pdev->dev, adata); + status = devm_snd_soc_register_component(&pdev->dev, + &acp3x_dai_component, &acp3x_i2s_dai, 1); + if (status) { + dev_err(&pdev->dev, "Fail to register acp i2s dai\n"); + return -ENODEV; + } + pm_runtime_set_autosuspend_delay(&pdev->dev, 5000); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_enable(&pdev->dev); + return 0; +} + +static int acp3x_dai_remove(struct platform_device *pdev) +{ + pm_runtime_disable(&pdev->dev); + return 0; +} +static struct platform_driver acp3x_dai_driver = { + .probe = acp3x_dai_probe, + .remove = acp3x_dai_remove, + .driver = { + .name = "acp3x_i2s_playcap", + }, +}; + +module_platform_driver(acp3x_dai_driver); + +MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com"); +MODULE_DESCRIPTION("AMD ACP 3.x PCM Driver"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:" DRV_NAME); diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c index 60709e3..0202737 100644 --- a/sound/soc/amd/raven/acp3x-pcm-dma.c +++ b/sound/soc/amd/raven/acp3x-pcm-dma.c @@ -18,24 +18,6 @@ #define DRV_NAME "acp3x-i2s-audio" -struct i2s_dev_data { - bool tdm_mode; - unsigned int i2s_irq; - u32 tdm_fmt; - void __iomem *acp3x_base; - struct snd_pcm_substream *play_stream; - struct snd_pcm_substream *capture_stream; -}; - -struct i2s_stream_instance { - u16 num_pages; - u16 channels; - u32 xfer_resolution; - u64 bytescount; - dma_addr_t dma_addr; - void __iomem *acp3x_base; -}; - static const struct snd_pcm_hardware acp3x_pcm_hardware_playback = { .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -178,10 +160,11 @@ static int acp3x_deinit(void __iomem *acp3x_base) static irqreturn_t i2s_irq_handler(int irq, void *dev_id) { + struct i2s_dev_data *rv_i2s_data; u16 play_flag, cap_flag; u32 val; - struct i2s_dev_data *rv_i2s_data = dev_id; + rv_i2s_data = dev_id; if (!rv_i2s_data) return IRQ_NONE; @@ -278,11 +261,18 @@ static void config_acp3x_dma(struct i2s_stream_instance *rtd, int direction) static int acp3x_dma_open(struct snd_soc_component *component, struct snd_pcm_substream *substream) { - int ret = 0; - struct snd_pcm_runtime *runtime = substream->runtime; - struct i2s_dev_data *adata = dev_get_drvdata(component->dev); - struct i2s_stream_instance *i2s_data = kzalloc(sizeof(struct i2s_stream_instance), - GFP_KERNEL); + struct snd_pcm_runtime *runtime; + struct snd_soc_pcm_runtime *prtd; + struct i2s_dev_data *adata; + struct i2s_stream_instance *i2s_data; + int ret; + + runtime = substream->runtime; + prtd = substream->private_data; + component = snd_soc_rtdcom_lookup(prtd, DRV_NAME); + adata = dev_get_drvdata(component->dev); + i2s_data = kzalloc(sizeof(struct i2s_stream_instance), + GFP_KERNEL); if (!i2s_data) return -EINVAL; @@ -312,33 +302,18 @@ static int acp3x_dma_open(struct snd_soc_component *component, return 0; } -static u64 acp_get_byte_count(struct i2s_stream_instance *rtd, int direction) -{ - u64 byte_count; - - if (direction == SNDRV_PCM_STREAM_PLAYBACK) { - byte_count = rv_readl(rtd->acp3x_base + - mmACP_BT_TX_LINEARPOSITIONCNTR_HIGH); - byte_count |= rv_readl(rtd->acp3x_base + - mmACP_BT_TX_LINEARPOSITIONCNTR_LOW); - } else { - byte_count = rv_readl(rtd->acp3x_base + - mmACP_BT_RX_LINEARPOSITIONCNTR_HIGH); - byte_count |= rv_readl(rtd->acp3x_base + - mmACP_BT_RX_LINEARPOSITIONCNTR_LOW); - } - return byte_count; -} static int acp3x_dma_hw_params(struct snd_soc_component *component, struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { + struct snd_pcm_runtime *runtime; + struct i2s_stream_instance *rtd; int status; u64 size; - struct snd_pcm_runtime *runtime = substream->runtime; - struct i2s_stream_instance *rtd = runtime->private_data; + runtime = substream->runtime; + rtd = substream->private_data; if (!rtd) return -EINVAL; @@ -362,12 +337,12 @@ static int acp3x_dma_hw_params(struct snd_soc_component *component, static snd_pcm_uframes_t acp3x_dma_pointer(struct snd_soc_component *component, struct snd_pcm_substream *substream) { - u32 pos = 0; - u32 buffersize = 0; - u64 bytescount = 0; - struct i2s_stream_instance *rtd = - substream->runtime->private_data; + struct i2s_stream_instance *rtd; + u32 pos; + u32 buffersize; + u64 bytescount; + rtd = substream->runtime->private_data; buffersize = frames_to_bytes(substream->runtime, substream->runtime->buffer_size); bytescount = acp_get_byte_count(rtd, substream->stream); @@ -380,7 +355,10 @@ static snd_pcm_uframes_t acp3x_dma_pointer(struct snd_soc_component *component, static int acp3x_dma_new(struct snd_soc_component *component, struct snd_soc_pcm_runtime *rtd) { - struct device *parent = component->dev->parent; + struct device *parent; + + component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); + parent = component->dev->parent; snd_pcm_lib_preallocate_pages_for_all(rtd->pcm, SNDRV_DMA_TYPE_DEV, parent, MIN_BUFFER, MAX_BUFFER); return 0; @@ -402,8 +380,12 @@ static int acp3x_dma_mmap(struct snd_soc_component *component, static int acp3x_dma_close(struct snd_soc_component *component, struct snd_pcm_substream *substream) { - struct i2s_stream_instance *rtd = substream->runtime->private_data; - struct i2s_dev_data *adata = dev_get_drvdata(component->dev); + struct snd_soc_pcm_runtime *prtd; + struct i2s_dev_data *adata; + + prtd = substream->private_data; + component = snd_soc_rtdcom_lookup(prtd, DRV_NAME); + adata = dev_get_drvdata(component->dev); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) adata->play_stream = NULL; @@ -415,186 +397,9 @@ static int acp3x_dma_close(struct snd_soc_component *component, */ if (!adata->play_stream && !adata->capture_stream) rv_writel(0, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB); - kfree(rtd); - return 0; -} - -static int acp3x_dai_i2s_set_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt) -{ - - struct i2s_dev_data *adata = snd_soc_dai_get_drvdata(cpu_dai); - - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - adata->tdm_mode = false; - break; - case SND_SOC_DAIFMT_DSP_A: - adata->tdm_mode = true; - break; - default: - return -EINVAL; - } - - return 0; -} - -static int acp3x_dai_set_tdm_slot(struct snd_soc_dai *cpu_dai, u32 tx_mask, - u32 rx_mask, int slots, int slot_width) -{ - u32 val = 0; - u16 slot_len; - - struct i2s_dev_data *adata = snd_soc_dai_get_drvdata(cpu_dai); - - switch (slot_width) { - case SLOT_WIDTH_8: - slot_len = 8; - break; - case SLOT_WIDTH_16: - slot_len = 16; - break; - case SLOT_WIDTH_24: - slot_len = 24; - break; - case SLOT_WIDTH_32: - slot_len = 0; - break; - default: - return -EINVAL; - } - - val = rv_readl(adata->acp3x_base + mmACP_BTTDM_ITER); - rv_writel((val | 0x2), adata->acp3x_base + mmACP_BTTDM_ITER); - val = rv_readl(adata->acp3x_base + mmACP_BTTDM_IRER); - rv_writel((val | 0x2), adata->acp3x_base + mmACP_BTTDM_IRER); - - val = (FRM_LEN | (slots << 15) | (slot_len << 18)); - rv_writel(val, adata->acp3x_base + mmACP_BTTDM_TXFRMT); - rv_writel(val, adata->acp3x_base + mmACP_BTTDM_RXFRMT); - - adata->tdm_fmt = val; return 0; } -static int acp3x_dai_i2s_hwparams(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - u32 val = 0; - struct i2s_stream_instance *rtd = substream->runtime->private_data; - - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_U8: - case SNDRV_PCM_FORMAT_S8: - rtd->xfer_resolution = 0x0; - break; - case SNDRV_PCM_FORMAT_S16_LE: - rtd->xfer_resolution = 0x02; - break; - case SNDRV_PCM_FORMAT_S24_LE: - rtd->xfer_resolution = 0x04; - break; - case SNDRV_PCM_FORMAT_S32_LE: - rtd->xfer_resolution = 0x05; - break; - default: - return -EINVAL; - } - val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_ITER); - val = val | (rtd->xfer_resolution << 3); - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_ITER); - else - rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_IRER); - - return 0; -} - -static int acp3x_dai_i2s_trigger(struct snd_pcm_substream *substream, - int cmd, struct snd_soc_dai *dai) -{ - int ret = 0; - struct i2s_stream_instance *rtd = substream->runtime->private_data; - u32 val, period_bytes; - - period_bytes = frames_to_bytes(substream->runtime, - substream->runtime->period_size); - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: - rtd->bytescount = acp_get_byte_count(rtd, substream->stream); - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - rv_writel(period_bytes, rtd->acp3x_base + - mmACP_BT_TX_INTR_WATERMARK_SIZE); - val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_ITER); - val = val | BIT(0); - rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_ITER); - } else { - rv_writel(period_bytes, rtd->acp3x_base + - mmACP_BT_RX_INTR_WATERMARK_SIZE); - val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_IRER); - val = val | BIT(0); - rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_IRER); - } - rv_writel(1, rtd->acp3x_base + mmACP_BTTDM_IER); - break; - case SNDRV_PCM_TRIGGER_STOP: - case SNDRV_PCM_TRIGGER_SUSPEND: - case SNDRV_PCM_TRIGGER_PAUSE_PUSH: - if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_ITER); - val = val & ~BIT(0); - rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_ITER); - } else { - val = rv_readl(rtd->acp3x_base + mmACP_BTTDM_IRER); - val = val & ~BIT(0); - rv_writel(val, rtd->acp3x_base + mmACP_BTTDM_IRER); - } - rv_writel(0, rtd->acp3x_base + mmACP_BTTDM_IER); - break; - default: - ret = -EINVAL; - break; - } - - return ret; -} - -static struct snd_soc_dai_ops acp3x_dai_i2s_ops = { - .hw_params = acp3x_dai_i2s_hwparams, - .trigger = acp3x_dai_i2s_trigger, - .set_fmt = acp3x_dai_i2s_set_fmt, - .set_tdm_slot = acp3x_dai_set_tdm_slot, -}; - -static struct snd_soc_dai_driver acp3x_i2s_dai_driver = { - .playback = { - .rates = SNDRV_PCM_RATE_8000_96000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 | - SNDRV_PCM_FMTBIT_U8 | - SNDRV_PCM_FMTBIT_S24_LE | - SNDRV_PCM_FMTBIT_S32_LE, - .channels_min = 2, - .channels_max = 8, - - .rate_min = 8000, - .rate_max = 96000, - }, - .capture = { - .rates = SNDRV_PCM_RATE_8000_48000, - .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 | - SNDRV_PCM_FMTBIT_U8 | - SNDRV_PCM_FMTBIT_S24_LE | - SNDRV_PCM_FMTBIT_S32_LE, - .channels_min = 2, - .channels_max = 2, - .rate_min = 8000, - .rate_max = 48000, - }, - .ops = &acp3x_dai_i2s_ops, -}; - static const struct snd_soc_component_driver acp3x_i2s_component = { .name = DRV_NAME, .open = acp3x_dma_open, @@ -609,10 +414,10 @@ static const struct snd_soc_component_driver acp3x_i2s_component = { static int acp3x_audio_probe(struct platform_device *pdev) { - int status; struct resource *res; struct i2s_dev_data *adata; unsigned int irqflags; + int status, ret; if (!pdev->dev.platform_data) { dev_err(&pdev->dev, "platform_data not retrieved\n"); @@ -622,7 +427,7 @@ static int acp3x_audio_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { - dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n"); + dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n"); return -ENODEV; } @@ -632,60 +437,64 @@ static int acp3x_audio_probe(struct platform_device *pdev) adata->acp3x_base = devm_ioremap(&pdev->dev, res->start, resource_size(res)); + if (!adata->acp3x_base) + return -ENOMEM; res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!res) { dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n"); - return -ENODEV; + return -ENOMEM; } adata->i2s_irq = res->start; - adata->play_stream = NULL; - adata->capture_stream = NULL; dev_set_drvdata(&pdev->dev, adata); /* Initialize ACP */ status = acp3x_init(adata->acp3x_base); if (status) return -ENODEV; + status = devm_snd_soc_register_component(&pdev->dev, &acp3x_i2s_component, - &acp3x_i2s_dai_driver, 1); + NULL, 0); if (status) { - dev_err(&pdev->dev, "Fail to register acp i2s dai\n"); + dev_err(&pdev->dev, "Fail to register acp i2s component\n"); + ret = -ENODEV; goto dev_err; } status = devm_request_irq(&pdev->dev, adata->i2s_irq, i2s_irq_handler, irqflags, "ACP3x_I2S_IRQ", adata); if (status) { dev_err(&pdev->dev, "ACP3x I2S IRQ request failed\n"); + ret = -ENODEV; goto dev_err; } - pm_runtime_set_autosuspend_delay(&pdev->dev, 10000); + pm_runtime_set_autosuspend_delay(&pdev->dev, 5000); pm_runtime_use_autosuspend(&pdev->dev); pm_runtime_enable(&pdev->dev); return 0; + dev_err: status = acp3x_deinit(adata->acp3x_base); if (status) dev_err(&pdev->dev, "ACP de-init failed\n"); else - dev_info(&pdev->dev, "ACP de-initialized\n"); - /*ignore device status and return driver probe error*/ - return -ENODEV; + dev_dbg(&pdev->dev, "ACP de-initialized\n"); + return ret; } static int acp3x_audio_remove(struct platform_device *pdev) { + struct i2s_dev_data *adata; int ret; - struct i2s_dev_data *adata = dev_get_drvdata(&pdev->dev); + adata = dev_get_drvdata(&pdev->dev); ret = acp3x_deinit(adata->acp3x_base); if (ret) dev_err(&pdev->dev, "ACP de-init failed\n"); else - dev_info(&pdev->dev, "ACP de-initialized\n"); + dev_dbg(&pdev->dev, "ACP de-initialized\n"); pm_runtime_disable(&pdev->dev); return 0; @@ -693,10 +502,11 @@ static int acp3x_audio_remove(struct platform_device *pdev) static int acp3x_resume(struct device *dev) { + struct i2s_dev_data *adata; int status; u32 val; - struct i2s_dev_data *adata = dev_get_drvdata(dev); + adata = dev_get_drvdata(dev); status = acp3x_init(adata->acp3x_base); if (status) return -ENODEV; @@ -738,14 +548,15 @@ static int acp3x_resume(struct device *dev) static int acp3x_pcm_runtime_suspend(struct device *dev) { + struct i2s_dev_data *adata; int status; - struct i2s_dev_data *adata = dev_get_drvdata(dev); + adata = dev_get_drvdata(dev); status = acp3x_deinit(adata->acp3x_base); if (status) dev_err(dev, "ACP de-init failed\n"); else - dev_info(dev, "ACP de-initialized\n"); + dev_dbg(dev, "ACP de-initialized\n"); rv_writel(0, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB); @@ -754,8 +565,9 @@ static int acp3x_pcm_runtime_suspend(struct device *dev) static int acp3x_pcm_runtime_resume(struct device *dev) { + struct i2s_dev_data *adata; int status; - struct i2s_dev_data *adata = dev_get_drvdata(dev); + adata = dev_get_drvdata(dev); status = acp3x_init(adata->acp3x_base); if (status) @@ -774,13 +586,14 @@ static struct platform_driver acp3x_dma_driver = { .probe = acp3x_audio_probe, .remove = acp3x_audio_remove, .driver = { - .name = "acp3x_rv_i2s", + .name = "acp3x_rv_i2s_dma", .pm = &acp3x_pm_ops, }, }; module_platform_driver(acp3x_dma_driver); +MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com"); MODULE_AUTHOR("Maruthi.Bayyavarapu@amd.com"); MODULE_AUTHOR("Vijendar.Mukunda@amd.com"); MODULE_DESCRIPTION("AMD ACP 3.x PCM Driver"); diff --git a/sound/soc/amd/raven/acp3x.h b/sound/soc/amd/raven/acp3x.h index 2f15fe1..72c1a23 100644 --- a/sound/soc/amd/raven/acp3x.h +++ b/sound/soc/amd/raven/acp3x.h @@ -51,6 +51,29 @@ #define SLOT_WIDTH_24 0x18 #define SLOT_WIDTH_32 0x20 +struct acp3x_platform_info { + u16 play_i2s_instance; + u16 cap_i2s_instance; + u16 capture_channel; +}; + +struct i2s_dev_data { + bool tdm_mode; + unsigned int i2s_irq; + u32 tdm_fmt; + void __iomem *acp3x_base; + struct snd_pcm_substream *play_stream; + struct snd_pcm_substream *capture_stream; +}; + +struct i2s_stream_instance { + u16 num_pages; + u16 channels; + u32 xfer_resolution; + u64 bytescount; + dma_addr_t dma_addr; + void __iomem *acp3x_base; +}; static inline u32 rv_readl(void __iomem *base_addr) { @@ -61,3 +84,22 @@ static inline void rv_writel(u32 val, void __iomem *base_addr) { writel(val, base_addr - ACP3x_PHY_BASE_ADDRESS); } + +static inline u64 acp_get_byte_count(struct i2s_stream_instance *rtd, + int direction) +{ + u64 byte_count; + + if (direction == SNDRV_PCM_STREAM_PLAYBACK) { + byte_count = rv_readl(rtd->acp3x_base + + mmACP_BT_TX_LINEARPOSITIONCNTR_HIGH); + byte_count |= rv_readl(rtd->acp3x_base + + mmACP_BT_TX_LINEARPOSITIONCNTR_LOW); + } else { + byte_count = rv_readl(rtd->acp3x_base + + mmACP_BT_RX_LINEARPOSITIONCNTR_HIGH); + byte_count |= rv_readl(rtd->acp3x_base + + mmACP_BT_RX_LINEARPOSITIONCNTR_LOW); + } + return byte_count; +}