From patchwork Thu Feb 17 14:39:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivasa Rao Mandadapu X-Patchwork-Id: 12750294 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 34A1CC433F5 for ; Thu, 17 Feb 2022 14:41:12 +0000 (UTC) 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 B374E17BF; Thu, 17 Feb 2022 15:40:19 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz B374E17BF DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1645108869; bh=6xHRdMMooSjVCqzLJ+yQkTFPEkyr9EfkquVRQtVb7E8=; h=From:To:Subject:Date:Cc:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From; b=C6oTRyF/E378koR5j2Hb+KhEDz9a5WUV/vq8bjdondCdKrgPB2z49yVULT6RzrAIZ fp8FOoeLp2QjGk3MtnAxRNcngg0gbHoo0F9jCY1mEJyGc32hsCChCHqC7aDS8TcCIq KaaX9SWNYK0AvKYJ+405PCa97UJb4dg5Q5lzDQKk= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 44691F8023B; Thu, 17 Feb 2022 15:40:19 +0100 (CET) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2AB18F80240; Thu, 17 Feb 2022 15:40:18 +0100 (CET) Received: from alexa-out-sd-01.qualcomm.com (alexa-out-sd-01.qualcomm.com [199.106.114.38]) (using TLSv1.2 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 0FA61F80118 for ; Thu, 17 Feb 2022 15:40:10 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 0FA61F80118 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="xZX8RcgW" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1645108812; x=1676644812; h=from:to:cc:subject:date:message-id:mime-version; bh=a+kKBz6yV1M6y9CTJGuY92ZGrZo1pILupnRxcnKXd+Y=; b=xZX8RcgWIlvGhXAYaUbm7hj+oyhgd9qWberuyysnTfoD4tszCxLbPzJS HjZwdo11nc2dRuRSntRY7Rnl9me5mS+bYBSFZw1H4P9h76TyiIEkMQTur nSen+0vskq9J88+uLHHcL3qEW7POEC8arOo3V9C2PcwL+wb6ZxKjGYOzQ g=; Received: from unknown (HELO ironmsg02-sd.qualcomm.com) ([10.53.140.142]) by alexa-out-sd-01.qualcomm.com with ESMTP; 17 Feb 2022 06:40:07 -0800 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg02-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Feb 2022 06:40:06 -0800 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.15; Thu, 17 Feb 2022 06:40:06 -0800 Received: from hu-srivasam-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.15; Thu, 17 Feb 2022 06:40:00 -0800 From: Srinivasa Rao Mandadapu To: , , , , , , , , , , , , , , , , Subject: [PATCH] ASoC: codecs: Add power domains support in digital macro codecs Date: Thu, 17 Feb 2022 20:09:46 +0530 Message-ID: <1645108786-25990-1-git-send-email-quic_srivasam@quicinc.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) Cc: Venkata Prasad Potturu , Srinivasa Rao Mandadapu 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" Add support for enabling required power domains in digital macro codecs. macro and dcodec power domains are being requested as clocks by HLOS in ADSP based architectures and ADSP internally handling as powerdomains. In ADSP bypass case need to handle them as power domains explicitly. Signed-off-by: Srinivasa Rao Mandadapu Co-developed-by: Venkata Prasad Potturu Signed-off-by: Venkata Prasad Potturu Reported-by: kernel test robot Reported-by: kernel test robot Reported-by: kernel test robot --- sound/soc/codecs/Kconfig | 4 ++ sound/soc/codecs/Makefile | 2 + sound/soc/codecs/lpass-macro-common.c | 72 +++++++++++++++++++++++++++++++++++ sound/soc/codecs/lpass-macro-common.h | 18 +++++++++ sound/soc/codecs/lpass-rx-macro.c | 13 ++++++- sound/soc/codecs/lpass-tx-macro.c | 10 +++++ sound/soc/codecs/lpass-va-macro.c | 11 +++++- sound/soc/qcom/Kconfig | 1 + 8 files changed, 129 insertions(+), 2 deletions(-) create mode 100644 sound/soc/codecs/lpass-macro-common.c create mode 100644 sound/soc/codecs/lpass-macro-common.h diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index c2627f7..d3a850f 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -244,6 +244,7 @@ config SND_SOC_ALL_CODECS imply SND_SOC_WCD9335 imply SND_SOC_WCD934X imply SND_SOC_WCD938X_SDW + imply SND_SOC_LPASS_MACRO_COMMON imply SND_SOC_LPASS_RX_MACRO imply SND_SOC_LPASS_TX_MACRO imply SND_SOC_WL1273 @@ -2008,6 +2009,9 @@ config SND_SOC_TPA6130A2 tristate "Texas Instruments TPA6130A2 headphone amplifier" depends on I2C +config SND_SOC_LPASS_MACRO_COMMON + tristate + config SND_SOC_LPASS_WSA_MACRO depends on COMMON_CLK select REGMAP_MMIO diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index b4e11c3..c3c6059 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -112,6 +112,7 @@ snd-soc-l3-objs := l3.o snd-soc-lm4857-objs := lm4857.o snd-soc-lm49453-objs := lm49453.o snd-soc-lochnagar-sc-objs := lochnagar-sc.o +snd-soc-lpass-macro-common-objs := lpass-macro-common.o snd-soc-lpass-rx-macro-objs := lpass-rx-macro.o snd-soc-lpass-tx-macro-objs := lpass-tx-macro.o snd-soc-lpass-wsa-macro-objs := lpass-wsa-macro.o @@ -676,6 +677,7 @@ obj-$(CONFIG_SND_SOC_MAX9877) += snd-soc-max9877.o obj-$(CONFIG_SND_SOC_MAX98504) += snd-soc-max98504.o obj-$(CONFIG_SND_SOC_SIMPLE_AMPLIFIER) += snd-soc-simple-amplifier.o obj-$(CONFIG_SND_SOC_TPA6130A2) += snd-soc-tpa6130a2.o +obj-$(CONFIG_SND_SOC_LPASS_MACRO_COMMON) += snd-soc-lpass-macro-common.o obj-$(CONFIG_SND_SOC_LPASS_WSA_MACRO) += snd-soc-lpass-wsa-macro.o obj-$(CONFIG_SND_SOC_LPASS_VA_MACRO) += snd-soc-lpass-va-macro.o obj-$(CONFIG_SND_SOC_LPASS_RX_MACRO) += snd-soc-lpass-rx-macro.o diff --git a/sound/soc/codecs/lpass-macro-common.c b/sound/soc/codecs/lpass-macro-common.c new file mode 100644 index 0000000..b8e50e6 --- /dev/null +++ b/sound/soc/codecs/lpass-macro-common.c @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0-only +// Copyright (c) 2022, The Linux Foundation. All rights reserved. + +#include +#include +#include +#include +#include +#include +#include + +#include "lpass-macro-common.h" + +int lpass_macro_pds_init(struct platform_device *pdev, struct lpass_macro **pds) +{ + struct device *dev = &pdev->dev; + struct lpass_macro *l_pds; + int ret; + + const struct property *prop = of_find_property(dev->of_node, "power-domains", NULL); + + if (!prop) + return 0; + + l_pds = devm_kzalloc(dev, sizeof(*l_pds), GFP_KERNEL); + if (!l_pds) + return -ENOMEM; + + l_pds->macro_pd = dev_pm_domain_attach_by_name(dev, "macro"); + if (IS_ERR_OR_NULL(l_pds->macro_pd)) { + ret = PTR_ERR(l_pds->macro_pd) ? : -ENODATA; + return ret; + } + ret = pm_runtime_get_sync(l_pds->macro_pd); + if (ret < 0) { + dev_err(dev, "%s failed for macro_pd, ret %d\n", __func__, ret); + dev_pm_domain_detach(l_pds->macro_pd, false); + pm_runtime_put_noidle(l_pds->macro_pd); + return ret; + } + + l_pds->dcodec_pd = dev_pm_domain_attach_by_name(dev, "dcodec"); + if (IS_ERR_OR_NULL(l_pds->dcodec_pd)) { + ret = PTR_ERR(l_pds->dcodec_pd) ? : -ENODATA; + dev_pm_domain_detach(l_pds->macro_pd, false); + return ret; + } + + ret = pm_runtime_get_sync(l_pds->dcodec_pd); + if (ret < 0) { + dev_err(dev, "%s failed for dcodec_pd, ret %d\n", __func__, ret); + + dev_pm_domain_detach(l_pds->dcodec_pd, false); + pm_runtime_put_noidle(l_pds->dcodec_pd); + return ret; + } + *pds = l_pds; + return ret; +} +EXPORT_SYMBOL_GPL(lpass_macro_pds_init); + +void lpass_macro_pds_exit(struct platform_device *pdev, struct lpass_macro *pds) +{ + pm_runtime_put(pds->macro_pd); + pm_runtime_put(pds->dcodec_pd); + dev_pm_domain_detach(pds->macro_pd, false); + dev_pm_domain_detach(pds->dcodec_pd, false); +} +EXPORT_SYMBOL_GPL(lpass_macro_pds_exit); + +MODULE_DESCRIPTION("QTI SC7280 LPI GPIO pin control driver"); +MODULE_LICENSE("GPL"); diff --git a/sound/soc/codecs/lpass-macro-common.h b/sound/soc/codecs/lpass-macro-common.h new file mode 100644 index 0000000..c343f0e --- /dev/null +++ b/sound/soc/codecs/lpass-macro-common.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2022, The Linux Foundation. All rights reserved. + */ + +#ifndef __LPASS_MACRO_COMMON_H__ +#define __LPASS_MACRO_COMMON_H__ + + +struct lpass_macro { + struct device *macro_pd; + struct device *dcodec_pd; +}; + +int lpass_macro_pds_init(struct platform_device *pdev, struct lpass_macro **pds); +void lpass_macro_pds_exit(struct platform_device *pdev, struct lpass_macro *pds); + +#endif /* __LPASS_MACRO_COMMON_H__ */ diff --git a/sound/soc/codecs/lpass-rx-macro.c b/sound/soc/codecs/lpass-rx-macro.c index 29d214f..db32090 100644 --- a/sound/soc/codecs/lpass-rx-macro.c +++ b/sound/soc/codecs/lpass-rx-macro.c @@ -14,6 +14,8 @@ #include #include +#include "lpass-macro-common.h" + #define CDC_RX_TOP_TOP_CFG0 (0x0000) #define CDC_RX_TOP_SWR_CTRL (0x0008) #define CDC_RX_TOP_DEBUG (0x000C) @@ -606,7 +608,7 @@ struct rx_macro { int is_softclip_on; int is_aux_hpf_on; int softclip_clk_users; - + struct lpass_macro *pds; struct regmap *regmap; struct clk_bulk_data clks[RX_NUM_CLKS_MAX]; struct clk_hw hw; @@ -3537,6 +3539,12 @@ static int rx_macro_probe(struct platform_device *pdev) return ret; } + ret = lpass_macro_pds_init(pdev, &rx->pds); + if (ret < 0) { + dev_err(dev, "Enabling power domains failed in %s\n", __func__); + return ret; + } + base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) return PTR_ERR(base); @@ -3575,6 +3583,9 @@ static int rx_macro_remove(struct platform_device *pdev) of_clk_del_provider(pdev->dev.of_node); clk_bulk_disable_unprepare(RX_NUM_CLKS_MAX, rx->clks); + + lpass_macro_pds_exit(pdev, rx->pds); + return 0; } diff --git a/sound/soc/codecs/lpass-tx-macro.c b/sound/soc/codecs/lpass-tx-macro.c index 9c96ab1..4d1e5ab 100644 --- a/sound/soc/codecs/lpass-tx-macro.c +++ b/sound/soc/codecs/lpass-tx-macro.c @@ -13,6 +13,8 @@ #include #include +#include "lpass-macro-common.h" + #define CDC_TX_CLK_RST_CTRL_MCLK_CONTROL (0x0000) #define CDC_TX_MCLK_EN_MASK BIT(0) #define CDC_TX_MCLK_ENABLE BIT(0) @@ -266,6 +268,7 @@ struct tx_macro { u16 dmic_clk_div; bool bcs_enable; int dec_mode[NUM_DECIMATORS]; + struct lpass_macro *pds; bool bcs_clk_en; }; #define to_tx_macro(_hw) container_of(_hw, struct tx_macro, hw) @@ -1802,6 +1805,11 @@ static int tx_macro_probe(struct platform_device *pdev) return ret; } + ret = lpass_macro_pds_init(pdev, &tx->pds); + if (ret < 0) { + dev_err(dev, "Enabling power domains failed in %s\n", __func__); + return ret; + } base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base)) return PTR_ERR(base); @@ -1859,6 +1867,8 @@ static int tx_macro_remove(struct platform_device *pdev) clk_bulk_disable_unprepare(TX_NUM_CLKS_MAX, tx->clks); + lpass_macro_pds_exit(pdev, tx->pds); + return 0; } diff --git a/sound/soc/codecs/lpass-va-macro.c b/sound/soc/codecs/lpass-va-macro.c index 11147e3..b29b9a1 100644 --- a/sound/soc/codecs/lpass-va-macro.c +++ b/sound/soc/codecs/lpass-va-macro.c @@ -15,6 +15,8 @@ #include #include +#include "lpass-macro-common.h" + /* VA macro registers */ #define CDC_VA_CLK_RST_CTRL_MCLK_CONTROL (0x0000) #define CDC_VA_MCLK_CONTROL_EN BIT(0) @@ -195,6 +197,7 @@ struct va_macro { struct regmap *regmap; struct clk_bulk_data clks[VA_NUM_CLKS_MAX]; struct clk_hw hw; + struct lpass_macro *pds; s32 dmic_0_1_clk_cnt; s32 dmic_2_3_clk_cnt; @@ -1413,7 +1416,11 @@ static int va_macro_probe(struct platform_device *pdev) dev_err(dev, "Error getting VA Clocks (%d)\n", ret); return ret; } - + ret = lpass_macro_pds_init(pdev, &va->pds); + if (ret < 0) { + dev_err(dev, "Enabling power domains failed %s\n", __func__); + return ret; + } ret = of_property_read_u32(dev->of_node, "qcom,dmic-sample-rate", &sample_rate); if (ret) { @@ -1468,6 +1475,8 @@ static int va_macro_remove(struct platform_device *pdev) clk_bulk_disable_unprepare(VA_NUM_CLKS_MAX, va->clks); + lpass_macro_pds_exit(pdev, va->pds); + return 0; } diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index 52db003..6ffd51a 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -194,6 +194,7 @@ config SND_SOC_SC7280 select SND_SOC_LPASS_SC7280 select SND_SOC_MAX98357A select SND_SOC_WCD938X + select SND_SOC_LPASS_MACRO_COMMON select SND_SOC_LPASS_RX_MACRO select SND_SOC_LPASS_TX_MACRO help