From patchwork Thu Sep 8 06:34:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 12969696 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2053C6FA83 for ; Thu, 8 Sep 2022 06:34:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230032AbiIHGe4 (ORCPT ); Thu, 8 Sep 2022 02:34:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55198 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230071AbiIHGez (ORCPT ); Thu, 8 Sep 2022 02:34:55 -0400 Received: from mail-wm1-x330.google.com (mail-wm1-x330.google.com [IPv6:2a00:1450:4864:20::330]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2D86B3FA2D for ; Wed, 7 Sep 2022 23:34:54 -0700 (PDT) Received: by mail-wm1-x330.google.com with SMTP id n23-20020a7bc5d7000000b003a62f19b453so911873wmk.3 for ; Wed, 07 Sep 2022 23:34:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=xh82u4mQI0vpD+SPbAbOTF4IJW7gl/lNmljBUcHdhrA=; b=xLNd7PAOu8tw22FWlOq7W1CbMzEwFQTlM/Y6iTUXUA1f0f+6q+p+EXeWc2ovc3pjJm krGpZ47MTG/bc3AfpbPK8Mo72JYFtgm190uLTM3hm0+miLzqQnnf1UAYe35IvfW2x3mM 4+LeyZyjj/aM7ICocdv29ZJ+ngiWmEk0EFAvEFOWR7JXfZJkQIUC2Qt6E7M1Dw6PC0Jm ddGV9d/TYt2gevjRddtHflLilayIC4CWDGYLBIyOMM8z/9NfWdr2tXfYDo6Ujm93Al5l G3nztXGSD1GHDUObY9LJoqFL1B4zxfDMS/HI84U+yL21sVpW7/USDJg0aew5jqhRV/Vh 1uYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=xh82u4mQI0vpD+SPbAbOTF4IJW7gl/lNmljBUcHdhrA=; b=xPqnChVB2hqC5hNTf7HYCCpOwoL/eY4N8NwD1U6a/nF85OWIIuSScXK7BGPXUs8tFo NlqdzZjU5ReGRws0M/MrtbNg9LAdLpK0rqnPdEL6Ew7cDaE5I0F6MSqIt1O+H/jCO5os yxwwVbqRbv/38VyD0I7jbNspLWBQ50LOwxPdhajN2Ig17XmLM6Ycc8vnFVp4OTF3/NUP 4jiDJ6sZKEJbfmYG31rORyAD8P9T4h3kHiO8qBoajPQtNWshbjwSQSiKOXrMGWOu1PES 6N85NDuMzZe4BYBCmmZsTXYs/dli3nvvi8dUZWIkTcwnj9dyN9nTqq9E7hW9nPQYLsH1 7iDg== X-Gm-Message-State: ACgBeo2LpvH/1kX4WAF/7no0oBb2t6mTOzVB0367dnNA3I+rx28Zuf0F S40/DvjuIf5TVqIhSDJvH7lTSw== X-Google-Smtp-Source: AA6agR6IMmOXsPMzfpADNeN9ao+vWfmfFcp4o0e+Qsx7ABFiigv2viqQnbR6ecjvNDayeYCAzK3SIg== X-Received: by 2002:a05:600c:310b:b0:3a6:8970:27fc with SMTP id g11-20020a05600c310b00b003a6897027fcmr1079891wmo.98.1662618892783; Wed, 07 Sep 2022 23:34:52 -0700 (PDT) Received: from srini-hackbox.lan (cpc90716-aztw32-2-0-cust825.18-1.cable.virginm.net. [86.26.103.58]) by smtp.gmail.com with ESMTPSA id m3-20020a05600c4f4300b003a2e92edeccsm1549598wmq.46.2022.09.07.23.34.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Sep 2022 23:34:52 -0700 (PDT) From: Srinivas Kandagatla To: broonie@kernel.org Cc: lgirdwood@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, bgoswami@quicinc.com, perex@perex.cz, tiwai@suse.com, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH v3 1/4] ASoC: qcom: common: use EXPORT_SYMBOL_GPL instead of EXPORT_SYMBOL Date: Thu, 8 Sep 2022 07:34:45 +0100 Message-Id: <20220908063448.27102-2-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> References: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org qcom_snd_parse_of depends on ASoC EXPORT_SYMBOL_GPL functions, so make qcom_snd_parse_of and EXPORT_SYMBOL_GPL. Signed-off-by: Srinivas Kandagatla Reviewed-by: Krzysztof Kozlowski --- sound/soc/qcom/common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/qcom/common.c b/sound/soc/qcom/common.c index c407684ce1a2..e53ad84f8ff5 100644 --- a/sound/soc/qcom/common.c +++ b/sound/soc/qcom/common.c @@ -175,6 +175,6 @@ int qcom_snd_parse_of(struct snd_soc_card *card) of_node_put(np); return ret; } -EXPORT_SYMBOL(qcom_snd_parse_of); +EXPORT_SYMBOL_GPL(qcom_snd_parse_of); MODULE_LICENSE("GPL v2"); From patchwork Thu Sep 8 06:34:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 12969697 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 38354C6FA8A for ; Thu, 8 Sep 2022 06:34:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230031AbiIHGe5 (ORCPT ); Thu, 8 Sep 2022 02:34:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55290 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230261AbiIHGe4 (ORCPT ); Thu, 8 Sep 2022 02:34:56 -0400 Received: from mail-wm1-x330.google.com (mail-wm1-x330.google.com [IPv6:2a00:1450:4864:20::330]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0EC8C40E09 for ; Wed, 7 Sep 2022 23:34:55 -0700 (PDT) Received: by mail-wm1-x330.google.com with SMTP id n17-20020a05600c501100b003a84bf9b68bso990960wmr.3 for ; Wed, 07 Sep 2022 23:34:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=WTkzv8YEOlbdjLC6KXa6QEDUYut5q0I2wNQAEMPRcK0=; b=Sib4vZSou3PdVVHgBYUS1T1bEQ4RIm/nW5UZK4b0o1pGgpJV9d92Hu/FdX2wgGH7ik uFGjKuOIOMXAKrA/atvXUEUp9tXXQLKrTURSXmSYl4vdtvcyI6gIJF5QsvlNoSakK/zd Qq/RZ5/S/qjWzornY9hRMCXAEUmIVt7FXLde7CP5Vqp4WaOMop6+U+W7mmx91BNXu/z2 pG0ILb+ibuvo25Gb77U4kfrO/DO5mxFmhYnDCpb89JFXK2LfUTUvIYB4ycoAlXN1QpdO xFpFSJHnEIV9FrswjC6MgtJ5v/XoS97dnqjUB0++CsyIXr2GxN4ZExhJROn4VHYvRADG Aakg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=WTkzv8YEOlbdjLC6KXa6QEDUYut5q0I2wNQAEMPRcK0=; b=eXvdBZ4CflkO/Drl3N20Ka1kJ8gOYmWH7A9GlSaWRdWlShqcY+9u9pcQYVgDunpLPF w9sMFm6jvVZ2tUnjdNRpSD2vhj5ngofG2xZyCtfPewTMut03X+Ozf7AFvSx8QsGpgPtZ 7LTsuvUBEB7qbQdSZ6D1LCh2B3CNthFi6gyQFPZEgNqLYJRTHRB8y1xzEYX6sucFe6MS IceWaYIvSQ6OhLMSDg8SDO9n56dP7r1TjpdtBJ2bZNlMAFR1jumGJeuX1QjZuM0BOp+U 0xv3la5EyFbmT1l8cLLs9mSqyB8FqQtYdkK7/3Efi7iYQ9yz6JJzNV3Z9Mbq3NbXTqpx 4e0A== X-Gm-Message-State: ACgBeo2Qwr/Ln0UlXaGS+pKph+8kOCdbKC6hb8Q+aYXs3EAJEXGSCMR4 iiRPumXIQQ7NxfIMeOrcvoDbEg== X-Google-Smtp-Source: AA6agR5mozG3Wx6d3MD3h4jByC/+SyO9pXAW/PlfvvU4Go+7CKyO7+PxIGHFX+EhLYNQCDi1HfHWxQ== X-Received: by 2002:a7b:cd0f:0:b0:3a5:ec59:daf0 with SMTP id f15-20020a7bcd0f000000b003a5ec59daf0mr1071842wmj.13.1662618893648; Wed, 07 Sep 2022 23:34:53 -0700 (PDT) Received: from srini-hackbox.lan (cpc90716-aztw32-2-0-cust825.18-1.cable.virginm.net. [86.26.103.58]) by smtp.gmail.com with ESMTPSA id m3-20020a05600c4f4300b003a2e92edeccsm1549598wmq.46.2022.09.07.23.34.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Sep 2022 23:34:53 -0700 (PDT) From: Srinivas Kandagatla To: broonie@kernel.org Cc: lgirdwood@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, bgoswami@quicinc.com, perex@perex.cz, tiwai@suse.com, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla , Rob Herring Subject: [PATCH v3 2/4] ASoC: dt-bindings: qcom,sm8250: add compatibles for sm8450 and sm8250 Date: Thu, 8 Sep 2022 07:34:46 +0100 Message-Id: <20220908063448.27102-3-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> References: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add compatibles for sm8450 and sm8250xp based soundcards. Signed-off-by: Srinivas Kandagatla Acked-by: Rob Herring Acked-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/sound/qcom,sm8250.yaml | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml index a3a4289f713e..58b9c6463364 100644 --- a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml +++ b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml @@ -23,6 +23,8 @@ properties: - qcom,sdm845-sndcard - qcom,sm8250-sndcard - qcom,qrb5165-rb5-sndcard + - qcom,sm8450-sndcard + - qcom,sc8280xp-sndcard audio-routing: $ref: /schemas/types.yaml#/definitions/non-unique-string-array From patchwork Thu Sep 8 06:34:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 12969698 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75623C6FA86 for ; Thu, 8 Sep 2022 06:35:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230323AbiIHGfA (ORCPT ); Thu, 8 Sep 2022 02:35:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55556 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230260AbiIHGe7 (ORCPT ); Thu, 8 Sep 2022 02:34:59 -0400 Received: from mail-wm1-x32d.google.com (mail-wm1-x32d.google.com [IPv6:2a00:1450:4864:20::32d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4066B3F322 for ; Wed, 7 Sep 2022 23:34:56 -0700 (PDT) Received: by mail-wm1-x32d.google.com with SMTP id c2-20020a1c3502000000b003b2973dafb7so922093wma.2 for ; Wed, 07 Sep 2022 23:34:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=uj9gxBFBcl+HlF83I2ARftwwBVvjfcq9j4SURlC4lH0=; b=gBi1Ki8P7RR8e/Ieg34Ab7NEJBgXnQAFod+p0SunEXMCHBLrSF9GV4dPOZEB3MtSDS 8SDbepc+a/b/MOWFrjcKLRTBGRClOhSShVCt5eUMwhHqWbQ6GnliC/t7sp5rkM0RFrjh oBfuev1ftagYSnDzGBsb8yifMevhjYOcDxkWJJcO4ClBDk9JW3wuDESf1sjYd4hxbT0s vDw+v+SDvG4NCpvSUtN9HIlBN1ypKYkPmSEMg8OTqLGSS2/crwaYxJ4Mo5EwFIQrYb/Z E4eCM6HY2Z7jUtvyRHjOHq2TKpmcL8gzMZ92Ip7AP8cYBXwBM6uB7A2Ue1HmIWcVZsdR zgoA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=uj9gxBFBcl+HlF83I2ARftwwBVvjfcq9j4SURlC4lH0=; b=Cv/oc/CZgRf2y40vsBOcQuQvbwJ2FH4+Y+u5khbd9cC9QzuleJIY9yiAoRSq5O9CFS VVGf5u0ftol1/TpCl7MJSY6FVeFRnmLlSNa8+vf8sNLWw/pS4MeQ5akNqnLLZFRdBM6d wq73bIU4JiGr6jW1WZQVzb4XW5X87jCuWPfOGg0QPobfrMBmIHi4z4WOnIKOFlv7sB2s dQtkkbC3GAXQTv55mstCfkEzPLzlv5MB1kMBwiaDD/Gwj3Jwt+lHF3arcsjdr/QaTPKK zx1lrMzBJyRni62vZfPKGtdFpRooHv27IrST0IURMJrKlMDsqGJ2rb3858JhgdB/ps56 adLQ== X-Gm-Message-State: ACgBeo21OcLRokoJjfcRsM7Dax1IT8TI8/ZeASZguSa/ak3jMlGp3L2X cOStURqoLAAa/GA8TUUrccPwxQ== X-Google-Smtp-Source: AA6agR7LjlCGRlPSDog86l88eCqo/LwKtlbUiRAv0ZwN4LeyxJGZ3mGYMvggrm4l6arg3vtdQ+585A== X-Received: by 2002:a05:600c:3d91:b0:3b2:5231:3d1e with SMTP id bi17-20020a05600c3d9100b003b252313d1emr1091789wmb.174.1662618894609; Wed, 07 Sep 2022 23:34:54 -0700 (PDT) Received: from srini-hackbox.lan (cpc90716-aztw32-2-0-cust825.18-1.cable.virginm.net. [86.26.103.58]) by smtp.gmail.com with ESMTPSA id m3-20020a05600c4f4300b003a2e92edeccsm1549598wmq.46.2022.09.07.23.34.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Sep 2022 23:34:54 -0700 (PDT) From: Srinivas Kandagatla To: broonie@kernel.org Cc: lgirdwood@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, bgoswami@quicinc.com, perex@perex.cz, tiwai@suse.com, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH v3 3/4] ASoC: qcom: sm8250: move some code to common Date: Thu, 8 Sep 2022 07:34:47 +0100 Message-Id: <20220908063448.27102-4-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> References: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org SM8450 machine driver code can be reused across multiple Qualcomm SoCs, Atleast another 2 of them for now (SM8450 and SM8250XP). Move some of the common SoundWire stream specific code to common file so that other drivers can use it instead of duplicating. This patch is to prepare the common driver to be able to add new SoCs support with less dupication. Signed-off-by: Srinivas Kandagatla Reviewed-by: Krzysztof Kozlowski --- sound/soc/qcom/common.c | 171 ++++++++++++++++++++++++++++++++++++++++ sound/soc/qcom/common.h | 35 ++++++++ sound/soc/qcom/sm8250.c | 152 ++--------------------------------- 3 files changed, 213 insertions(+), 145 deletions(-) diff --git a/sound/soc/qcom/common.c b/sound/soc/qcom/common.c index e53ad84f8ff5..69dd3b504e20 100644 --- a/sound/soc/qcom/common.c +++ b/sound/soc/qcom/common.c @@ -3,6 +3,9 @@ // Copyright (c) 2018, The Linux Foundation. All rights reserved. #include +#include +#include +#include "qdsp6/q6afe.h" #include "common.h" int qcom_snd_parse_of(struct snd_soc_card *card) @@ -177,4 +180,172 @@ int qcom_snd_parse_of(struct snd_soc_card *card) } EXPORT_SYMBOL_GPL(qcom_snd_parse_of); +#if IS_ENABLED(CONFIG_SOUNDWIRE) +int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream, + struct sdw_stream_runtime *sruntime, + bool *stream_prepared) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + int ret; + + if (!sruntime) + return 0; + + switch (cpu_dai->id) { + case WSA_CODEC_DMA_RX_0: + case WSA_CODEC_DMA_RX_1: + case RX_CODEC_DMA_RX_0: + case RX_CODEC_DMA_RX_1: + case TX_CODEC_DMA_TX_0: + case TX_CODEC_DMA_TX_1: + case TX_CODEC_DMA_TX_2: + case TX_CODEC_DMA_TX_3: + break; + default: + return 0; + } + + if (*stream_prepared) { + sdw_disable_stream(sruntime); + sdw_deprepare_stream(sruntime); + *stream_prepared = false; + } + + ret = sdw_prepare_stream(sruntime); + if (ret) + return ret; + + /** + * NOTE: there is a strict hw requirement about the ordering of port + * enables and actual WSA881x PA enable. PA enable should only happen + * after soundwire ports are enabled if not DC on the line is + * accumulated resulting in Click/Pop Noise + * PA enable/mute are handled as part of codec DAPM and digital mute. + */ + + ret = sdw_enable_stream(sruntime); + if (ret) { + sdw_deprepare_stream(sruntime); + return ret; + } + *stream_prepared = true; + + return ret; +} +EXPORT_SYMBOL_GPL(qcom_snd_sdw_prepare); + +int qcom_snd_sdw_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct sdw_stream_runtime **psruntime) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *codec_dai; + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct sdw_stream_runtime *sruntime; + int i; + + switch (cpu_dai->id) { + case WSA_CODEC_DMA_RX_0: + case RX_CODEC_DMA_RX_0: + case RX_CODEC_DMA_RX_1: + case TX_CODEC_DMA_TX_0: + case TX_CODEC_DMA_TX_1: + case TX_CODEC_DMA_TX_2: + case TX_CODEC_DMA_TX_3: + for_each_rtd_codec_dais(rtd, i, codec_dai) { + sruntime = snd_soc_dai_get_stream(codec_dai, substream->stream); + if (sruntime != ERR_PTR(-ENOTSUPP)) + *psruntime = sruntime; + } + break; + } + + return 0; + +} +EXPORT_SYMBOL_GPL(qcom_snd_sdw_hw_params); + +int qcom_snd_sdw_hw_free(struct snd_pcm_substream *substream, + struct sdw_stream_runtime *sruntime, bool *stream_prepared) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + + switch (cpu_dai->id) { + case WSA_CODEC_DMA_RX_0: + case WSA_CODEC_DMA_RX_1: + case RX_CODEC_DMA_RX_0: + case RX_CODEC_DMA_RX_1: + case TX_CODEC_DMA_TX_0: + case TX_CODEC_DMA_TX_1: + case TX_CODEC_DMA_TX_2: + case TX_CODEC_DMA_TX_3: + if (sruntime && *stream_prepared) { + sdw_disable_stream(sruntime); + sdw_deprepare_stream(sruntime); + *stream_prepared = false; + } + break; + default: + break; + } + + return 0; +} +EXPORT_SYMBOL_GPL(qcom_snd_sdw_hw_free); +#endif + +int qcom_snd_wcd_jack_setup(struct snd_soc_pcm_runtime *rtd, + struct snd_soc_jack *jack, bool *jack_setup) +{ + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); + struct snd_soc_card *card = rtd->card; + int rval, i; + + if (!*jack_setup) { + rval = snd_soc_card_jack_new(card, "Headset Jack", + SND_JACK_HEADSET | SND_JACK_LINEOUT | + SND_JACK_MECHANICAL | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3 | + SND_JACK_BTN_4 | SND_JACK_BTN_5, + jack); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headphone Jack\n"); + return rval; + } + + snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_MEDIA); + snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + *jack_setup = true; + } + + switch (cpu_dai->id) { + case TX_CODEC_DMA_TX_0: + case TX_CODEC_DMA_TX_1: + case TX_CODEC_DMA_TX_2: + case TX_CODEC_DMA_TX_3: + for_each_rtd_codec_dais(rtd, i, codec_dai) { + rval = snd_soc_component_set_jack(codec_dai->component, + jack, NULL); + if (rval != 0 && rval != -ENOTSUPP) { + dev_warn(card->dev, "Failed to set jack: %d\n", rval); + return rval; + } + } + + break; + default: + break; + } + + + return 0; +} +EXPORT_SYMBOL_GPL(qcom_snd_wcd_jack_setup); MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/qcom/common.h b/sound/soc/qcom/common.h index f05c05b12bd7..c5472a642de0 100644 --- a/sound/soc/qcom/common.h +++ b/sound/soc/qcom/common.h @@ -5,7 +5,42 @@ #define __QCOM_SND_COMMON_H__ #include +#include int qcom_snd_parse_of(struct snd_soc_card *card); +int qcom_snd_wcd_jack_setup(struct snd_soc_pcm_runtime *rtd, + struct snd_soc_jack *jack, bool *jack_setup); +#if IS_ENABLED(CONFIG_SOUNDWIRE) +int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream, + struct sdw_stream_runtime *runtime, + bool *stream_prepared); +int qcom_snd_sdw_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct sdw_stream_runtime **psruntime); +int qcom_snd_sdw_hw_free(struct snd_pcm_substream *substream, + struct sdw_stream_runtime *sruntime, + bool *stream_prepared); +#else +static inline int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream, + struct sdw_stream_runtime *runtime, + bool *stream_prepared) +{ + return -ENOTSUPP; +} + +static inline int qcom_snd_sdw_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct sdw_stream_runtime **psruntime) +{ + return -ENOTSUPP; +} + +static inline int qcom_snd_sdw_hw_free(struct snd_pcm_substream *substream, + struct sdw_stream_runtime *sruntime, + bool *stream_prepared) +{ + return -ENOTSUPP; +} +#endif #endif diff --git a/sound/soc/qcom/sm8250.c b/sound/soc/qcom/sm8250.c index 98a2fde9e004..8dbe9ef41b1c 100644 --- a/sound/soc/qcom/sm8250.c +++ b/sound/soc/qcom/sm8250.c @@ -27,57 +27,8 @@ struct sm8250_snd_data { static int sm8250_snd_init(struct snd_soc_pcm_runtime *rtd) { struct sm8250_snd_data *data = snd_soc_card_get_drvdata(rtd->card); - struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); - struct snd_soc_card *card = rtd->card; - int rval, i; - - if (!data->jack_setup) { - struct snd_jack *jack; - - rval = snd_soc_card_jack_new(card, "Headset Jack", - SND_JACK_HEADSET | SND_JACK_LINEOUT | - SND_JACK_MECHANICAL | - SND_JACK_BTN_0 | SND_JACK_BTN_1 | - SND_JACK_BTN_2 | SND_JACK_BTN_3 | - SND_JACK_BTN_4 | SND_JACK_BTN_5, - &data->jack); - - if (rval < 0) { - dev_err(card->dev, "Unable to add Headphone Jack\n"); - return rval; - } - - jack = data->jack.jack; - - snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_MEDIA); - snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); - snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); - snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); - data->jack_setup = true; - } - - switch (cpu_dai->id) { - case TX_CODEC_DMA_TX_0: - case TX_CODEC_DMA_TX_1: - case TX_CODEC_DMA_TX_2: - case TX_CODEC_DMA_TX_3: - for_each_rtd_codec_dais(rtd, i, codec_dai) { - rval = snd_soc_component_set_jack(codec_dai->component, - &data->jack, NULL); - if (rval != 0 && rval != -ENOTSUPP) { - dev_warn(card->dev, "Failed to set jack: %d\n", rval); - return rval; - } - } - - break; - default: - break; - } - - return 0; + return qcom_snd_wcd_jack_setup(rtd, &data->jack, &data->jack_setup); } static int sm8250_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, @@ -121,92 +72,21 @@ static int sm8250_snd_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *codec_dai; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); struct sm8250_snd_data *pdata = snd_soc_card_get_drvdata(rtd->card); - struct sdw_stream_runtime *sruntime; - int i; - - switch (cpu_dai->id) { - case WSA_CODEC_DMA_RX_0: - case RX_CODEC_DMA_RX_0: - case RX_CODEC_DMA_RX_1: - case TX_CODEC_DMA_TX_0: - case TX_CODEC_DMA_TX_1: - case TX_CODEC_DMA_TX_2: - case TX_CODEC_DMA_TX_3: - for_each_rtd_codec_dais(rtd, i, codec_dai) { - sruntime = snd_soc_dai_get_stream(codec_dai, - substream->stream); - if (sruntime != ERR_PTR(-ENOTSUPP)) - pdata->sruntime[cpu_dai->id] = sruntime; - } - break; - } - - return 0; + return qcom_snd_sdw_hw_params(substream, params, &pdata->sruntime[cpu_dai->id]); } -static int sm8250_snd_wsa_dma_prepare(struct snd_pcm_substream *substream) +static int sm8250_snd_prepare(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); struct sm8250_snd_data *data = snd_soc_card_get_drvdata(rtd->card); struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id]; - int ret; - - if (!sruntime) - return 0; - if (data->stream_prepared[cpu_dai->id]) { - sdw_disable_stream(sruntime); - sdw_deprepare_stream(sruntime); - data->stream_prepared[cpu_dai->id] = false; - } - - ret = sdw_prepare_stream(sruntime); - if (ret) - return ret; - - /** - * NOTE: there is a strict hw requirement about the ordering of port - * enables and actual WSA881x PA enable. PA enable should only happen - * after soundwire ports are enabled if not DC on the line is - * accumulated resulting in Click/Pop Noise - * PA enable/mute are handled as part of codec DAPM and digital mute. - */ - - ret = sdw_enable_stream(sruntime); - if (ret) { - sdw_deprepare_stream(sruntime); - return ret; - } - data->stream_prepared[cpu_dai->id] = true; - - return ret; -} - -static int sm8250_snd_prepare(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); - - switch (cpu_dai->id) { - case WSA_CODEC_DMA_RX_0: - case WSA_CODEC_DMA_RX_1: - case RX_CODEC_DMA_RX_0: - case RX_CODEC_DMA_RX_1: - case TX_CODEC_DMA_TX_0: - case TX_CODEC_DMA_TX_1: - case TX_CODEC_DMA_TX_2: - case TX_CODEC_DMA_TX_3: - return sm8250_snd_wsa_dma_prepare(substream); - default: - break; - } - - return 0; + return qcom_snd_sdw_prepare(substream, sruntime, + &data->stream_prepared[cpu_dai->id]); } static int sm8250_snd_hw_free(struct snd_pcm_substream *substream) @@ -216,26 +96,8 @@ static int sm8250_snd_hw_free(struct snd_pcm_substream *substream) struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id]; - switch (cpu_dai->id) { - case WSA_CODEC_DMA_RX_0: - case WSA_CODEC_DMA_RX_1: - case RX_CODEC_DMA_RX_0: - case RX_CODEC_DMA_RX_1: - case TX_CODEC_DMA_TX_0: - case TX_CODEC_DMA_TX_1: - case TX_CODEC_DMA_TX_2: - case TX_CODEC_DMA_TX_3: - if (sruntime && data->stream_prepared[cpu_dai->id]) { - sdw_disable_stream(sruntime); - sdw_deprepare_stream(sruntime); - data->stream_prepared[cpu_dai->id] = false; - } - break; - default: - break; - } - - return 0; + return qcom_snd_sdw_hw_free(substream, sruntime, + &data->stream_prepared[cpu_dai->id]); } static const struct snd_soc_ops sm8250_be_ops = { From patchwork Thu Sep 8 06:34:48 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 12969699 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7B308C6FA83 for ; Thu, 8 Sep 2022 06:35:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230260AbiIHGfC (ORCPT ); Thu, 8 Sep 2022 02:35:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55580 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230333AbiIHGe7 (ORCPT ); Thu, 8 Sep 2022 02:34:59 -0400 Received: from mail-wm1-x32d.google.com (mail-wm1-x32d.google.com [IPv6:2a00:1450:4864:20::32d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6289E41D32 for ; Wed, 7 Sep 2022 23:34:57 -0700 (PDT) Received: by mail-wm1-x32d.google.com with SMTP id m17-20020a7bce11000000b003a5bedec07bso952547wmc.0 for ; Wed, 07 Sep 2022 23:34:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=Gcq/MNox46vkVaOFbJDKt3RUNde615bJ744Z+6gObTw=; b=TTPySrZhHQaWxIJnpAMRoxqM5yadpuBWk8tg2sXAMUe8IC08fXf45jBQY/CgY2cOvc arIRcB50pk2gfo8fUQayZy5RdswZ33OtmRBloeA7NpSfKcJ9rO4ZZBVfN0F3JuJxe+Ys SiW2R3Rk1ZkD067eP+SFJBY8T01lq6KZoh6fGaIafJA3deRqG96BZmrDUdAJ+Tq/uR22 0ERl2mf1z9Uqog8zmRxpIrKgUEHHQR8XMU/DfUrh+18uI8Q8aVS+Aw9ANYjp+9+WTk/0 CNdHIEOX/CXojqH5Vve0khwpgUdV+wqUFr3DjIhm1+JubAqAPI9BC/3MZC6RjC+QxjpS Y5mw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=Gcq/MNox46vkVaOFbJDKt3RUNde615bJ744Z+6gObTw=; b=FwiiGIcRanBQQYRk6Pv2L/g5O2jg81skbi28nAA6O8Kkru2jDtBidf1TIMW0XFOYtu 0GYyyLLsjVwD6MEgEY1aK1T+629+fT0DWycTatcVLGC0ER77GXBlGIUi6ovfxlIlq3eE 3F8zKMZE6tqWIHPBFnNQotkMPcP1EZtLOBFsQIdYheVIn44br1Y1gjC+41HobCha00UO evrE7GFMJ16emTB+9q3+L7RG4SQA95ReaxR3rGc2iurYAaGTV1hIqsO4vZkZrhcULUpn ClOiyJojkICIFa+KtfLA6kfZvgsc4gvorQkV8PQVZmDepF4I5JlTb8EdUi8s/RrxB/NS HgIA== X-Gm-Message-State: ACgBeo17OESkCXRheLMNeOAM/xprSjQS48/eZBjBYSKTZkrivh2+NoAg reVd0K8fAkVYqwcdnx5jT0RvmQ== X-Google-Smtp-Source: AA6agR4SBoaoNC1cBNOfkprBs16dlcsy/HK8h5wYhvlGpi70UIHS5UMx5qdCLL3g1LvRnwtw1lhQuQ== X-Received: by 2002:a05:600c:22cd:b0:3a6:7b62:3778 with SMTP id 13-20020a05600c22cd00b003a67b623778mr1103454wmg.45.1662618895743; Wed, 07 Sep 2022 23:34:55 -0700 (PDT) Received: from srini-hackbox.lan (cpc90716-aztw32-2-0-cust825.18-1.cable.virginm.net. [86.26.103.58]) by smtp.gmail.com with ESMTPSA id m3-20020a05600c4f4300b003a2e92edeccsm1549598wmq.46.2022.09.07.23.34.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Sep 2022 23:34:55 -0700 (PDT) From: Srinivas Kandagatla To: broonie@kernel.org Cc: lgirdwood@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, bgoswami@quicinc.com, perex@perex.cz, tiwai@suse.com, linux-arm-msm@vger.kernel.org, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH v3 4/4] ASoC: qcom: add machine driver for sc8280xp Date: Thu, 8 Sep 2022 07:34:48 +0100 Message-Id: <20220908063448.27102-5-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> References: <20220908063448.27102-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add machine driver for sc8280xp SoC. This intial supports only includes WSA883x Speakers and WCD938x based headset. Signed-off-by: Srinivas Kandagatla --- sound/soc/qcom/Kconfig | 11 +++ sound/soc/qcom/Makefile | 2 + sound/soc/qcom/sc8280xp.c | 157 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 170 insertions(+) create mode 100644 sound/soc/qcom/sc8280xp.c diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index 750653404ba3..d0e59e07b1fc 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -173,6 +173,17 @@ config SND_SOC_SM8250 SM8250 SoC-based systems. Say Y if you want to use audio device on this SoCs. +config SND_SOC_SC8280XP + tristate "SoC Machine driver for SC8280XP boards" + depends on QCOM_APR && SOUNDWIRE + depends on COMMON_CLK + select SND_SOC_QDSP6 + select SND_SOC_QCOM_COMMON + help + To add support for audio on Qualcomm Technologies Inc. + SC8280XP SoC-based systems. + Say Y if you want to use audio device on this SoCs. + config SND_SOC_SC7180 tristate "SoC Machine driver for SC7180 boards" depends on I2C && GPIOLIB diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 8b7b876899a8..8b97172cf990 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -26,6 +26,7 @@ snd-soc-sc7180-objs := sc7180.o snd-soc-sc7280-objs := sc7280.o snd-soc-sdm845-objs := sdm845.o snd-soc-sm8250-objs := sm8250.o +snd-soc-sc8280xp-objs := sc8280xp.o snd-soc-qcom-common-objs := common.o obj-$(CONFIG_SND_SOC_STORM) += snd-soc-storm.o @@ -33,6 +34,7 @@ obj-$(CONFIG_SND_SOC_APQ8016_SBC) += snd-soc-apq8016-sbc.o obj-$(CONFIG_SND_SOC_MSM8996) += snd-soc-apq8096.o obj-$(CONFIG_SND_SOC_SC7180) += snd-soc-sc7180.o obj-$(CONFIG_SND_SOC_SC7280) += snd-soc-sc7280.o +obj-$(CONFIG_SND_SOC_SC8280XP) += snd-soc-sc8280xp.o obj-$(CONFIG_SND_SOC_SDM845) += snd-soc-sdm845.o obj-$(CONFIG_SND_SOC_SM8250) += snd-soc-sm8250.o obj-$(CONFIG_SND_SOC_QCOM_COMMON) += snd-soc-qcom-common.o diff --git a/sound/soc/qcom/sc8280xp.c b/sound/soc/qcom/sc8280xp.c new file mode 100644 index 000000000000..ade44ad7c585 --- /dev/null +++ b/sound/soc/qcom/sc8280xp.c @@ -0,0 +1,157 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (c) 2022, Linaro Limited + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "qdsp6/q6afe.h" +#include "common.h" + +#define DRIVER_NAME "sc8280xp" + +struct sc8280xp_snd_data { + bool stream_prepared[AFE_PORT_MAX]; + struct snd_soc_card *card; + struct sdw_stream_runtime *sruntime[AFE_PORT_MAX]; + struct snd_soc_jack jack; + bool jack_setup; +}; + +static int sc8280xp_snd_init(struct snd_soc_pcm_runtime *rtd) +{ + struct sc8280xp_snd_data *data = snd_soc_card_get_drvdata(rtd->card); + + return qcom_snd_wcd_jack_setup(rtd, &data->jack, &data->jack_setup); +} + +static int sc8280xp_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct snd_interval *rate = hw_param_interval(params, + SNDRV_PCM_HW_PARAM_RATE); + struct snd_interval *channels = hw_param_interval(params, + SNDRV_PCM_HW_PARAM_CHANNELS); + + rate->min = rate->max = 48000; + channels->min = 2; + channels->max = 2; + switch (cpu_dai->id) { + case TX_CODEC_DMA_TX_0: + case TX_CODEC_DMA_TX_1: + case TX_CODEC_DMA_TX_2: + case TX_CODEC_DMA_TX_3: + channels->min = 1; + break; + default: + break; + } + + + return 0; +} + +static int sc8280xp_snd_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct sc8280xp_snd_data *pdata = snd_soc_card_get_drvdata(rtd->card); + + return qcom_snd_sdw_hw_params(substream, params, &pdata->sruntime[cpu_dai->id]); +} + +static int sc8280xp_snd_prepare(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct sc8280xp_snd_data *data = snd_soc_card_get_drvdata(rtd->card); + struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id]; + + return qcom_snd_sdw_prepare(substream, sruntime, + &data->stream_prepared[cpu_dai->id]); +} + +static int sc8280xp_snd_hw_free(struct snd_pcm_substream *substream) +{ + struct snd_soc_pcm_runtime *rtd = substream->private_data; + struct sc8280xp_snd_data *data = snd_soc_card_get_drvdata(rtd->card); + struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct sdw_stream_runtime *sruntime = data->sruntime[cpu_dai->id]; + + return qcom_snd_sdw_hw_free(substream, sruntime, + &data->stream_prepared[cpu_dai->id]); +} + +static const struct snd_soc_ops sc8280xp_be_ops = { + .hw_params = sc8280xp_snd_hw_params, + .hw_free = sc8280xp_snd_hw_free, + .prepare = sc8280xp_snd_prepare, +}; + +static void sc8280xp_add_be_ops(struct snd_soc_card *card) +{ + struct snd_soc_dai_link *link; + int i; + + for_each_card_prelinks(card, i, link) { + if (link->no_pcm == 1) { + link->init = sc8280xp_snd_init; + link->be_hw_params_fixup = sc8280xp_be_hw_params_fixup; + link->ops = &sc8280xp_be_ops; + } + } +} + +static int sc8280xp_platform_probe(struct platform_device *pdev) +{ + struct snd_soc_card *card; + struct sc8280xp_snd_data *data; + struct device *dev = &pdev->dev; + int ret; + + card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); + if (!card) + return -ENOMEM; + card->owner = THIS_MODULE; + /* Allocate the private data */ + data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + card->dev = dev; + dev_set_drvdata(dev, card); + snd_soc_card_set_drvdata(card, data); + ret = qcom_snd_parse_of(card); + if (ret) + return ret; + + card->driver_name = DRIVER_NAME; + sc8280xp_add_be_ops(card); + return devm_snd_soc_register_card(dev, card); +} + +static const struct of_device_id snd_sc8280xp_dt_match[] = { + {.compatible = "qcom,sc8280xp-sndcard",}, + {} +}; + +MODULE_DEVICE_TABLE(of, snd_sc8280xp_dt_match); + +static struct platform_driver snd_sc8280xp_driver = { + .probe = sc8280xp_platform_probe, + .driver = { + .name = "snd-sc8280xp", + .of_match_table = snd_sc8280xp_dt_match, + }, +}; +module_platform_driver(snd_sc8280xp_driver); +MODULE_AUTHOR("Srinivas Kandagatla