From patchwork Thu Aug 3 05:26:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Trevor Wu X-Patchwork-Id: 710288 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 36913C04A6A for ; Thu, 3 Aug 2023 05:28:19 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 100D9843; Thu, 3 Aug 2023 07:27:27 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 100D9843 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1691040497; bh=oXAyTUSm8ec488Z27DgJf36q72J/wNiQ1zyoutgCh1E=; h=From:To:CC:Subject:Date:In-Reply-To:References:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=mWrpq6EUBwSKa6kJu8mCxfuLsNVfw4oq85iDfnMxxLQYBiqGmDMnLpPdxWq8hA0hS 8Ke+ZSB9qz86/KMLCtnzbqtT+OWMvWR9Q7Gj0zb7tSTTajF2ynOjlUlO/MRLYr/UKA YGZ6p9L+gXixc8JyxLDxC42ZRo6uSHs57phVMkQ4= Received: by alsa1.perex.cz (Postfix, from userid 50401) id 6B3E1F80564; Thu, 3 Aug 2023 07:26:52 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id B5FF8F80567; Thu, 3 Aug 2023 07:26:51 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 8B70BF80567; Thu, 3 Aug 2023 07:26:45 +0200 (CEST) Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id B99B0F8025A for ; Thu, 3 Aug 2023 07:26:20 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz B99B0F8025A Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key, unprotected) header.d=mediatek.com header.i=@mediatek.com header.a=rsa-sha256 header.s=dk header.b=HBxXDgZx X-UUID: 41ab331431be11eeb20a276fd37b9834-20230803 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=M5nwfmfdAUfVZeVsAE0SMDRwmlfOATkVo2ZSS/hIP/g=; b=HBxXDgZxyV4+c3yaxOEHhImTel0qpzSxHXewMa/InCSG80djKsVJMOkNa06KarQvnzBJx7q4GOcCDukeEyga5ZEHOzUGyGVRsQjttbouqtFzZi9bTzJfI1g6k3DNGyoaUo2eEW1KdZ11qW+oPHHnZvjlws4aQU7xswwMWOAQxH4=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.30, REQID:35c0eab2-1fb9-40d3-a44d-c48b0fa7bea7, IP:0, U RL:0,TC:0,Content:-25,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Release_Ham,ACTI ON:release,TS:70 X-CID-INFO: VERSION:1.1.30, REQID:35c0eab2-1fb9-40d3-a44d-c48b0fa7bea7, IP:0, URL :0,TC:0,Content:-25,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACTI ON:quarantine,TS:70 X-CID-META: VersionHash:1fcc6f8, CLOUDID:6d62a2d2-cd77-4e67-bbfd-aa4eaace762f, B ulkID:230803132613GGOSFFXZ,BulkQuantity:0,Recheck:0,SF:29|28|17|19|48|38,T C:nil,Content:0,EDM:-3,IP:nil,URL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0 ,OSI:0,OSA:0,AV:0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_ASC, TF_CID_SPAM_FAS, TF_CID_SPAM_FSD, TF_CID_SPAM_SNR, TF_CID_SPAM_SDM X-UUID: 41ab331431be11eeb20a276fd37b9834-20230803 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1736292467; Thu, 03 Aug 2023 13:26:11 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 3 Aug 2023 13:26:09 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 3 Aug 2023 13:26:09 +0800 From: Trevor Wu To: , , , , , CC: , , , , Subject: [PATCH v2 3/3] ASoC: mediatek: mt8188-mt6359: add SOF support Date: Thu, 3 Aug 2023 13:26:07 +0800 Message-ID: <20230803052607.25843-4-trevor.wu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230803052607.25843-1-trevor.wu@mediatek.com> References: <20230803052607.25843-1-trevor.wu@mediatek.com> MIME-Version: 1.0 X-MTK: N Message-ID-Hash: GU5PY7HEFYJ3O2YVRKLNUMXYNMTY3T2J X-Message-ID-Hash: GU5PY7HEFYJ3O2YVRKLNUMXYNMTY3T2J X-MailFrom: trevor.wu@mediatek.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: SOF is enabled when adsp phandle is assigned to "mediatek,adsp". The required callback will be assigned when SOF is enabled. Additionally, "mediatek,dai-link" is introduced to decide the supported dai links for a project, so user can reuse the machine driver regardless of dai link combination. Signed-off-by: Trevor Wu --- sound/soc/mediatek/mt8188/mt8188-mt6359.c | 218 ++++++++++++++++++++-- 1 file changed, 205 insertions(+), 13 deletions(-) diff --git a/sound/soc/mediatek/mt8188/mt8188-mt6359.c b/sound/soc/mediatek/mt8188/mt8188-mt6359.c index e7ac2b6671d3..40d0a7265c19 100644 --- a/sound/soc/mediatek/mt8188/mt8188-mt6359.c +++ b/sound/soc/mediatek/mt8188/mt8188-mt6359.c @@ -19,6 +19,8 @@ #include "../../codecs/mt6359.h" #include "../common/mtk-afe-platform-driver.h" #include "../common/mtk-soundcard-driver.h" +#include "../common/mtk-dsp-sof-common.h" +#include "../common/mtk-soc-card.h" #define CKSYS_AUD_TOP_CFG 0x032c #define RG_TEST_ON BIT(0) @@ -45,6 +47,11 @@ */ #define NAU8825_CODEC_DAI "nau8825-hifi" +#define SOF_DMA_DL2 "SOF_DMA_DL2" +#define SOF_DMA_DL3 "SOF_DMA_DL3" +#define SOF_DMA_UL4 "SOF_DMA_UL4" +#define SOF_DMA_UL5 "SOF_DMA_UL5" + /* FE */ SND_SOC_DAILINK_DEFS(playback2, DAILINK_COMP_ARRAY(COMP_CPU("DL2")), @@ -176,6 +183,49 @@ SND_SOC_DAILINK_DEFS(ul_src, "dmic-hifi")), DAILINK_COMP_ARRAY(COMP_EMPTY())); +SND_SOC_DAILINK_DEFS(AFE_SOF_DL2, + DAILINK_COMP_ARRAY(COMP_CPU("SOF_DL2")), + DAILINK_COMP_ARRAY(COMP_DUMMY()), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +SND_SOC_DAILINK_DEFS(AFE_SOF_DL3, + DAILINK_COMP_ARRAY(COMP_CPU("SOF_DL3")), + DAILINK_COMP_ARRAY(COMP_DUMMY()), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +SND_SOC_DAILINK_DEFS(AFE_SOF_UL4, + DAILINK_COMP_ARRAY(COMP_CPU("SOF_UL4")), + DAILINK_COMP_ARRAY(COMP_DUMMY()), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +SND_SOC_DAILINK_DEFS(AFE_SOF_UL5, + DAILINK_COMP_ARRAY(COMP_CPU("SOF_UL5")), + DAILINK_COMP_ARRAY(COMP_DUMMY()), + DAILINK_COMP_ARRAY(COMP_EMPTY())); + +static const struct sof_conn_stream g_sof_conn_streams[] = { + { + .sof_link = "AFE_SOF_DL2", + .sof_dma = SOF_DMA_DL2, + .stream_dir = SNDRV_PCM_STREAM_PLAYBACK + }, + { + .sof_link = "AFE_SOF_DL3", + .sof_dma = SOF_DMA_DL3, + .stream_dir = SNDRV_PCM_STREAM_PLAYBACK + }, + { + .sof_link = "AFE_SOF_UL4", + .sof_dma = SOF_DMA_UL4, + .stream_dir = SNDRV_PCM_STREAM_CAPTURE + }, + { + .sof_link = "AFE_SOF_UL5", + .sof_dma = SOF_DMA_UL5, + .stream_dir = SNDRV_PCM_STREAM_CAPTURE + }, +}; + struct mt8188_mt6359_priv { struct snd_soc_jack dp_jack; struct snd_soc_jack hdmi_jack; @@ -246,6 +296,10 @@ static const struct snd_soc_dapm_widget mt8188_mt6359_widgets[] = { SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_SINK("HDMI"), SND_SOC_DAPM_SINK("DP"), + SND_SOC_DAPM_MIXER(SOF_DMA_DL2, SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_MIXER(SOF_DMA_DL3, SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_MIXER(SOF_DMA_UL4, SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_MIXER(SOF_DMA_UL5, SND_SOC_NOPM, 0, 0, NULL, 0), /* dynamic pinctrl */ SND_SOC_DAPM_PINCTRL("ETDM_SPK_PIN", "aud_etdm_spk_on", "aud_etdm_spk_off"), @@ -266,6 +320,19 @@ static const struct snd_kcontrol_new mt8188_nau8825_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone Jack"), }; +static const struct snd_soc_dapm_route mt8188_mt6359_routes[] = { + /* SOF Uplink */ + {SOF_DMA_UL4, NULL, "O034"}, + {SOF_DMA_UL4, NULL, "O035"}, + {SOF_DMA_UL5, NULL, "O036"}, + {SOF_DMA_UL5, NULL, "O037"}, + /* SOF Downlink */ + {"I070", NULL, SOF_DMA_DL2}, + {"I071", NULL, SOF_DMA_DL2}, + {"I020", NULL, SOF_DMA_DL3}, + {"I021", NULL, SOF_DMA_DL3}, +}; + static int mt8188_mt6359_mtkaif_calibration(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_component *cmpnt_afe = @@ -471,8 +538,17 @@ enum { DAI_LINK_ETDM3_OUT_BE, DAI_LINK_PCM1_BE, DAI_LINK_UL_SRC_BE, + DAI_LINK_REGULAR_LAST = DAI_LINK_UL_SRC_BE, + DAI_LINK_SOF_START, + DAI_LINK_SOF_DL2_BE = DAI_LINK_SOF_START, + DAI_LINK_SOF_DL3_BE, + DAI_LINK_SOF_UL4_BE, + DAI_LINK_SOF_UL5_BE, + DAI_LINK_SOF_END = DAI_LINK_SOF_UL5_BE, }; +#define DAI_LINK_REGULAR_NUM (DAI_LINK_REGULAR_LAST + 1) + static int mt8188_dptx_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { @@ -503,7 +579,8 @@ static int mt8188_dptx_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, static int mt8188_hdmi_codec_init(struct snd_soc_pcm_runtime *rtd) { - struct mt8188_mt6359_priv *priv = snd_soc_card_get_drvdata(rtd->card); + struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(rtd->card); + struct mt8188_mt6359_priv *priv = soc_card_data->mach_priv; struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; int ret = 0; @@ -528,7 +605,8 @@ static int mt8188_hdmi_codec_init(struct snd_soc_pcm_runtime *rtd) static int mt8188_dptx_codec_init(struct snd_soc_pcm_runtime *rtd) { - struct mt8188_mt6359_priv *priv = snd_soc_card_get_drvdata(rtd->card); + struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(rtd->card); + struct mt8188_mt6359_priv *priv = soc_card_data->mach_priv; struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; int ret = 0; @@ -648,7 +726,8 @@ static int mt8188_max98390_codec_init(struct snd_soc_pcm_runtime *rtd) static int mt8188_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_card *card = rtd->card; - struct mt8188_mt6359_priv *priv = snd_soc_card_get_drvdata(card); + struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(card); + struct mt8188_mt6359_priv *priv = soc_card_data->mach_priv; struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; struct snd_soc_jack *jack = &priv->headset_jack; int ret; @@ -733,6 +812,33 @@ static int mt8188_nau8825_hw_params(struct snd_pcm_substream *substream, static const struct snd_soc_ops mt8188_nau8825_ops = { .hw_params = mt8188_nau8825_hw_params, }; + +static int mt8188_sof_be_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct snd_soc_component *cmpnt_afe = NULL; + struct snd_soc_pcm_runtime *runtime; + + /* find afe component */ + for_each_card_rtds(rtd->card, runtime) { + cmpnt_afe = snd_soc_rtdcom_lookup(runtime, AFE_PCM_NAME); + if (cmpnt_afe) + break; + } + + if (cmpnt_afe && !pm_runtime_active(cmpnt_afe->dev)) { + dev_err(rtd->dev, "afe pm runtime is not active!!\n"); + return -EINVAL; + } + + return 0; +} + +static const struct snd_soc_ops mt8188_sof_be_ops = { + .hw_params = mt8188_sof_be_hw_params, +}; + static struct snd_soc_dai_link mt8188_mt6359_dai_links[] = { /* FE */ [DAI_LINK_DL2_FE] = { @@ -1003,6 +1109,36 @@ static struct snd_soc_dai_link mt8188_mt6359_dai_links[] = { .dpcm_capture = 1, SND_SOC_DAILINK_REG(ul_src), }, + + /* SOF BE */ + [DAI_LINK_SOF_DL2_BE] = { + .name = "AFE_SOF_DL2", + .no_pcm = 1, + .dpcm_playback = 1, + .ops = &mt8188_sof_be_ops, + SND_SOC_DAILINK_REG(AFE_SOF_DL2), + }, + [DAI_LINK_SOF_DL3_BE] = { + .name = "AFE_SOF_DL3", + .no_pcm = 1, + .dpcm_playback = 1, + .ops = &mt8188_sof_be_ops, + SND_SOC_DAILINK_REG(AFE_SOF_DL3), + }, + [DAI_LINK_SOF_UL4_BE] = { + .name = "AFE_SOF_UL4", + .no_pcm = 1, + .dpcm_capture = 1, + .ops = &mt8188_sof_be_ops, + SND_SOC_DAILINK_REG(AFE_SOF_UL4), + }, + [DAI_LINK_SOF_UL5_BE] = { + .name = "AFE_SOF_UL5", + .no_pcm = 1, + .dpcm_capture = 1, + .ops = &mt8188_sof_be_ops, + SND_SOC_DAILINK_REG(AFE_SOF_UL5), + }, }; static struct snd_kcontrol *ctl_find(struct snd_card *card, const char *name) @@ -1017,7 +1153,8 @@ static struct snd_kcontrol *ctl_find(struct snd_card *card, const char *name) static void mt8188_fixup_controls(struct snd_soc_card *card) { - struct mt8188_mt6359_priv *priv = snd_soc_card_get_drvdata(card); + struct mtk_soc_card_data *soc_card_data = snd_soc_card_get_drvdata(card); + struct mt8188_mt6359_priv *priv = soc_card_data->mach_priv; struct mt8188_card_data *card_data = (struct mt8188_card_data *)priv->private_data; struct snd_kcontrol *kctl; @@ -1045,6 +1182,8 @@ static struct snd_soc_card mt8188_mt6359_soc_card = { .num_links = ARRAY_SIZE(mt8188_mt6359_dai_links), .dapm_widgets = mt8188_mt6359_widgets, .num_dapm_widgets = ARRAY_SIZE(mt8188_mt6359_widgets), + .dapm_routes = mt8188_mt6359_routes, + .num_dapm_routes = ARRAY_SIZE(mt8188_mt6359_routes), .controls = mt8188_mt6359_controls, .num_controls = ARRAY_SIZE(mt8188_mt6359_controls), .fixup_controls = mt8188_fixup_controls, @@ -1054,6 +1193,8 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev) { struct snd_soc_card *card = &mt8188_mt6359_soc_card; struct device_node *platform_node; + struct device_node *adsp_node; + struct mtk_soc_card_data *soc_card_data; struct mt8188_mt6359_priv *priv; struct mt8188_card_data *card_data; struct snd_soc_dai_link *dai_link; @@ -1074,21 +1215,64 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev) if (!card->name) card->name = card_data->name; - priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; - if (of_property_read_bool(pdev->dev.of_node, "audio-routing")) { ret = snd_soc_of_parse_audio_routing(card, "audio-routing"); if (ret) return ret; } + priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + soc_card_data = devm_kzalloc(&pdev->dev, sizeof(*card_data), GFP_KERNEL); + if (!soc_card_data) + return -ENOMEM; + + soc_card_data->mach_priv = priv; + + adsp_node = of_parse_phandle(pdev->dev.of_node, "mediatek,adsp", 0); + if (adsp_node) { + struct mtk_sof_priv *sof_priv; + + sof_priv = devm_kzalloc(&pdev->dev, sizeof(*sof_priv), GFP_KERNEL); + if (!sof_priv) { + ret = -ENOMEM; + goto err_adsp_node; + } + sof_priv->conn_streams = g_sof_conn_streams; + sof_priv->num_streams = ARRAY_SIZE(g_sof_conn_streams); + soc_card_data->sof_priv = sof_priv; + card->probe = mtk_sof_card_probe; + card->late_probe = mtk_sof_card_late_probe; + if (!card->topology_shortname_created) { + snprintf(card->topology_shortname, 32, "sof-%s", card->name); + card->topology_shortname_created = true; + } + card->name = card->topology_shortname; + } + + if (of_property_read_bool(pdev->dev.of_node, "mediatek,dai-link")) { + ret = mtk_sof_dailink_parse_of(card, pdev->dev.of_node, + "mediatek,dai-link", + mt8188_mt6359_dai_links, + ARRAY_SIZE(mt8188_mt6359_dai_links)); + if (ret) { + dev_err_probe(&pdev->dev, ret, "Parse dai-link fail\n"); + goto err_adsp_node; + } + } else { + if (!adsp_node) + card->num_links = DAI_LINK_REGULAR_NUM; + } + platform_node = of_parse_phandle(pdev->dev.of_node, "mediatek,platform", 0); if (!platform_node) { - ret = -EINVAL; - return dev_err_probe(&pdev->dev, ret, "Property 'platform' missing or invalid\n"); + ret = dev_err_probe(&pdev->dev, -EINVAL, + "Property 'platform' missing or invalid\n"); + goto err_adsp_node; + } ret = parse_dai_link_info(card); @@ -1096,8 +1280,12 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev) goto err; for_each_card_prelinks(card, i, dai_link) { - if (!dai_link->platforms->name) - dai_link->platforms->of_node = platform_node; + if (!dai_link->platforms->name) { + if (!strncmp(dai_link->name, "AFE_SOF", strlen("AFE_SOF")) && adsp_node) + dai_link->platforms->of_node = adsp_node; + else + dai_link->platforms->of_node = platform_node; + } if (strcmp(dai_link->name, "DPTX_BE") == 0) { if (strcmp(dai_link->codecs->dai_name, "snd-soc-dummy-dai")) @@ -1140,7 +1328,7 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev) } priv->private_data = card_data; - snd_soc_card_set_drvdata(card, priv); + snd_soc_card_set_drvdata(card, soc_card_data); ret = devm_snd_soc_register_card(&pdev->dev, card); if (ret) @@ -1149,6 +1337,10 @@ static int mt8188_mt6359_dev_probe(struct platform_device *pdev) err: of_node_put(platform_node); clean_card_reference(card); + +err_adsp_node: + of_node_put(adsp_node); + return ret; }