From patchwork Fri May 25 03:17:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: KaiChieh Chuang X-Patchwork-Id: 10425999 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3C7DA602D8 for ; Fri, 25 May 2018 03:18:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2488E2947F for ; Fri, 25 May 2018 03:18:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 169F72948D; Fri, 25 May 2018 03:18:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_NONE, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 327032947F for ; Fri, 25 May 2018 03:18:31 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 266F1267679; Fri, 25 May 2018 05:18:17 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id DAA6926764E; Fri, 25 May 2018 05:18:10 +0200 (CEST) Received: from mailgw01.mediatek.com (unknown [210.61.82.183]) by alsa0.perex.cz (Postfix) with ESMTP id D465326765C for ; Fri, 25 May 2018 05:18:03 +0200 (CEST) X-UUID: 6cea837fc44342c4a6bb78278dea09fb-20180525 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 836364482; Fri, 25 May 2018 11:17:56 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1210.3; Fri, 25 May 2018 11:17:55 +0800 Received: from mtksdaap41.mediatek.inc (172.21.77.4) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1210.3 via Frontend Transport; Fri, 25 May 2018 11:17:55 +0800 From: KaiChieh Chuang To: Date: Fri, 25 May 2018 11:17:52 +0800 Message-ID: <1527218274-27699-1-git-send-email-kaichieh.chuang@mediatek.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-MTK: N Cc: alsa-devel@alsa-project.org, garlic.tseng@mediatek.com, linux-mediatek@lists.infradead.org, wsd_upstream@mediatek.com, kaichieh.chuang@mediatek.com Subject: [alsa-devel] [PATCH 1/3] ASoC: mediatek: add sub dai to mtk_base_afe X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 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-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP In MediaTek SoC chip we have multiple DAI, such as I2S, ADDA, PCM, etc. Organize each DAI in to one sub dai, with its dai driver, controls, widgets, routes. add mtk_afe_combine_sub_dai() to combine dai driver from each DAI. add mtk_afe_add_sub_dai_control() to register the control, widget, routes to component. Signed-off-by: KaiChieh Chuang --- .../soc/mediatek/common/mtk-afe-platform-driver.c | 78 ++++++++++++++++++++++ .../soc/mediatek/common/mtk-afe-platform-driver.h | 5 ++ sound/soc/mediatek/common/mtk-base-afe.h | 18 +++++ 3 files changed, 101 insertions(+) diff --git a/sound/soc/mediatek/common/mtk-afe-platform-driver.c b/sound/soc/mediatek/common/mtk-afe-platform-driver.c index 8966ee1..c449188 100644 --- a/sound/soc/mediatek/common/mtk-afe-platform-driver.c +++ b/sound/soc/mediatek/common/mtk-afe-platform-driver.c @@ -13,6 +13,84 @@ #include "mtk-afe-platform-driver.h" #include "mtk-base-afe.h" +int mtk_afe_combine_sub_dai(struct mtk_base_afe *afe) +{ + struct snd_soc_dai_driver *sub_dai_drivers; + size_t num_dai_drivers = 0, dai_idx = 0; + int i; + + if (!afe->sub_dais) { + dev_err(afe->dev, "%s(), sub_dais == NULL\n", __func__); + return -EINVAL; + } + + /* calcualte total dai driver size */ + for (i = 0; i < afe->num_sub_dais; i++) { + if (afe->sub_dais[i].dai_drivers && + afe->sub_dais[i].num_dai_drivers != 0) + num_dai_drivers += afe->sub_dais[i].num_dai_drivers; + } + + dev_info(afe->dev, "%s(), num of dai %zd\n", __func__, num_dai_drivers); + + /* combine sub_dais */ + afe->num_dai_drivers = num_dai_drivers; + afe->dai_drivers = devm_kcalloc(afe->dev, + num_dai_drivers, + sizeof(struct snd_soc_dai_driver), + GFP_KERNEL); + if (!afe->dai_drivers) + return -ENOMEM; + + for (i = 0; i < afe->num_sub_dais; i++) { + if (afe->sub_dais[i].dai_drivers && + afe->sub_dais[i].num_dai_drivers != 0) { + sub_dai_drivers = afe->sub_dais[i].dai_drivers; + /* dai driver */ + memcpy(&afe->dai_drivers[dai_idx], + sub_dai_drivers, + afe->sub_dais[i].num_dai_drivers * + sizeof(struct snd_soc_dai_driver)); + dai_idx += afe->sub_dais[i].num_dai_drivers; + } + } + + return 0; +} + +int mtk_afe_add_sub_dai_control(struct snd_soc_component *component) +{ + struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component); + int i; + + if (!afe->sub_dais) { + dev_err(afe->dev, "%s(), sub_dais == NULL\n", __func__); + return -EINVAL; + } + + for (i = 0; i < afe->num_sub_dais; i++) { + if (afe->sub_dais[i].controls) + snd_soc_add_component_controls(component, + afe->sub_dais[i].controls, + afe->sub_dais[i].num_controls); + + if (afe->sub_dais[i].dapm_widgets) + snd_soc_dapm_new_controls(&component->dapm, + afe->sub_dais[i].dapm_widgets, + afe->sub_dais[i].num_dapm_widgets); + + if (afe->sub_dais[i].dapm_routes) + snd_soc_dapm_add_routes(&component->dapm, + afe->sub_dais[i].dapm_routes, + afe->sub_dais[i].num_dapm_routes); + } + + snd_soc_dapm_new_widgets(component->dapm.card); + + return 0; + +} + static snd_pcm_uframes_t mtk_afe_pcm_pointer (struct snd_pcm_substream *substream) { diff --git a/sound/soc/mediatek/common/mtk-afe-platform-driver.h b/sound/soc/mediatek/common/mtk-afe-platform-driver.h index 1c81d91..0c31fa4 100644 --- a/sound/soc/mediatek/common/mtk-afe-platform-driver.h +++ b/sound/soc/mediatek/common/mtk-afe-platform-driver.h @@ -12,5 +12,10 @@ #define AFE_PCM_NAME "mtk-afe-pcm" extern const struct snd_soc_component_driver mtk_afe_pcm_platform; +struct mtk_base_afe; +struct snd_soc_component; + +int mtk_afe_combine_sub_dai(struct mtk_base_afe *afe); +int mtk_afe_add_sub_dai_control(struct snd_soc_component *component); #endif diff --git a/sound/soc/mediatek/common/mtk-base-afe.h b/sound/soc/mediatek/common/mtk-base-afe.h index c2c5a6c..bcf562f0 100644 --- a/sound/soc/mediatek/common/mtk-base-afe.h +++ b/sound/soc/mediatek/common/mtk-base-afe.h @@ -48,6 +48,7 @@ struct mtk_base_irq_data { struct device; struct mtk_base_afe_memif; struct mtk_base_afe_irq; +struct mtk_base_afe_dai; struct regmap; struct snd_pcm_substream; struct snd_soc_dai; @@ -71,6 +72,11 @@ struct mtk_base_afe { struct mtk_base_afe_irq *irqs; int irqs_size; + struct mtk_base_afe_dai *sub_dais; + int num_sub_dais; + struct snd_soc_dai_driver *dai_drivers; + unsigned int num_dai_drivers; + const struct snd_pcm_hardware *mtk_afe_hardware; int (*memif_fs)(struct snd_pcm_substream *substream, unsigned int rate); @@ -94,5 +100,17 @@ struct mtk_base_afe_irq { int irq_occupyed; }; +struct mtk_base_afe_dai { + struct snd_soc_dai_driver *dai_drivers; + unsigned int num_dai_drivers; + + const struct snd_kcontrol_new *controls; + unsigned int num_controls; + const struct snd_soc_dapm_widget *dapm_widgets; + unsigned int num_dapm_widgets; + const struct snd_soc_dapm_route *dapm_routes; + unsigned int num_dapm_routes; +}; + #endif