From patchwork Mon Jul 10 01:20:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 701116 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 E0683EB64DC for ; Mon, 10 Jul 2023 01:24:04 +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 6BEF93E7; Mon, 10 Jul 2023 03:23:12 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 6BEF93E7 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1688952242; bh=JjE34Jd2But6De2FMN0iOxyj89atp8EwfCke625edjo=; h=Date:From:Subject:To:Cc:In-Reply-To:References:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=MzrVl8CR5qfgLcbWbEbIxnCOHag3rsWwB1YJESOjUtx3dAXnLcpqVzQ5O8Z/7MjcH cUwr6C9n+ecmayx/C0ZfD4LO2Def6vtDk5XB219RDaxkCUxfUz5yqk7hM+KQzDkJQw 6C7O973LzoQXQPAM3Zccs4Vudj+B7nQFMbbuCouM= Received: by alsa1.perex.cz (Postfix, from userid 50401) id A60B4F80578; Mon, 10 Jul 2023 03:21:05 +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 6590BF805E9; Mon, 10 Jul 2023 03:21:05 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 996FDF805E7; Mon, 10 Jul 2023 03:21:02 +0200 (CEST) Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by alsa1.perex.cz (Postfix) with ESMTP id 3E41CF80578 for ; Mon, 10 Jul 2023 03:20:54 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 3E41CF80578 Date: 10 Jul 2023 10:20:53 +0900 X-IronPort-AV: E=Sophos;i="6.01,193,1684767600"; d="scan'208";a="167840846" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 10 Jul 2023 10:20:53 +0900 Received: from venus.renesas.com (unknown [10.166.252.89]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 33B0340EF4D9; Mon, 10 Jul 2023 10:20:53 +0900 (JST) Message-ID: <874jmco93e.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v2 13/15] ASoC: rsnd: enable multi Component support for Audio Graph Card/Card2 User-Agent: Wanderlust/2.15.9 Emacs/27.1 Mule/6.0 To: Mark Brown , Cezary Rojewski , "Pierre-Louis Bossart" , =?iso-8859-2?q?=22Amadeusz_S=B3awi=F1ski=22?= Cc: Linux-ALSA In-Reply-To: <87mt04o96f.wl-kuninori.morimoto.gx@renesas.com> References: <87mt04o96f.wl-kuninori.morimoto.gx@renesas.com> MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Message-ID-Hash: V6XHM4WE7SW4BIYPUC5Z54UNDBT6DXYT X-Message-ID-Hash: V6XHM4WE7SW4BIYPUC5Z54UNDBT6DXYT X-MailFrom: kuninori.morimoto.gx@renesas.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: +-- Basic Board ---------+ |+--------+ +------+| || CPU ch0| <--> |CodecA|| || ch1| <-+ +------+| |+--------+ | | +-------------|----------+ +-- expansion board -----+ | | +------+| | +->|CodecB|| | +------+| +------------------------+ In above HW connection case, we intuitively think we want to handle these as "2 Sound Cards". card0,0: CPU-ch0 - CodecA card1,0: CPU-ch1 - CodecB But, we needed to handle it as "1 big Sound Card", because of Component vs Card limitation. card0,0: CPU-ch0 - CodecA card0,1: CPU-ch1 - CodecB This patch enables multi Component to handle multi Cards. To support it, it needs - Fill dai_args for each DAI on snd_soc_dai_driver - Parse DT for each Component (Simple Card/Audio Graph Card) Ex) Simple Card rcar_sound { ... /* Component0 */ rcar_sound,dai@0 { ... }; /* Component1 */ rcar_sound,dai@1 { ... }; }; Ex) Audio Graph Card/Card2 rcar_sound { /* Component0 */ ports@0 { ... }; /* Component1 */ ports@1 { ... }; }; Signed-off-by: Kuninori Morimoto --- sound/soc/sh/rcar/core.c | 134 ++++++++++++++++++++++++++------------- sound/soc/sh/rcar/rsnd.h | 4 ++ 2 files changed, 95 insertions(+), 43 deletions(-) diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index a87d7fa55f7b..9f3d97bc177a 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -1260,13 +1260,13 @@ int rsnd_node_count(struct rsnd_priv *priv, struct device_node *node, char *name return i; } -static struct device_node *rsnd_dai_of_node(struct rsnd_priv *priv, - int *nr, int *is_graph) +static int rsnd_dai_of_node(struct rsnd_priv *priv, int *is_graph) { struct device *dev = rsnd_priv_to_dev(priv); struct device_node *np = dev->of_node; - struct device_node *dai_node; - struct device_node *ret; + struct device_node *ports, *node; + int nr = 0; + int i = 0; *is_graph = 0; @@ -1278,30 +1278,47 @@ static struct device_node *rsnd_dai_of_node(struct rsnd_priv *priv, /* * Simple-Card */ - dai_node = of_get_child_by_name(np, RSND_NODE_DAI); - if (dai_node) { - *nr = of_get_child_count(dai_node); - ret = dai_node; - goto of_node_compatible; + node = of_get_child_by_name(np, RSND_NODE_DAI); + if (!node) + goto audio_graph; + + of_node_put(node); + + for_each_child_of_node(np, node) { + if (!of_node_name_eq(node, RSND_NODE_DAI)) + continue; + + priv->component_dais[i] = of_get_child_count(node); + nr += priv->component_dais[i]; + i++; + if (i >= RSND_MAX_COMPONENT) { + dev_info(dev, "reach to max component\n"); + break; + } } + return nr; + +audio_graph: /* * Audio-Graph-Card */ - dai_node = of_graph_get_next_endpoint(np, NULL); - if (dai_node) { - *nr = of_graph_get_endpoint_count(np); - *is_graph = 1; - ret = np; - goto of_node_compatible; + for_each_child_of_node(np, ports) { + if (!of_node_name_eq(ports, "ports") && + !of_node_name_eq(ports, "port")) + continue; + priv->component_dais[i] = of_graph_get_endpoint_count(ports); + nr += priv->component_dais[i]; + i++; + if (i >= RSND_MAX_COMPONENT) { + dev_info(dev, "reach to max component\n"); + break; + } } - return NULL; - -of_node_compatible: - of_node_put(dai_node); + *is_graph = 1; - return ret; + return nr; } @@ -1365,6 +1382,8 @@ static int rsnd_pcm_new(struct snd_soc_pcm_runtime *rtd, static void __rsnd_dai_probe(struct rsnd_priv *priv, struct device_node *dai_np, + struct device_node *node_np, + uint32_t node_arg, int dai_i) { struct rsnd_dai_stream *io_playback; @@ -1382,11 +1401,17 @@ static void __rsnd_dai_probe(struct rsnd_priv *priv, snprintf(rdai->name, RSND_DAI_NAME_SIZE, "rsnd-dai.%d", dai_i); + /* for multi Component */ + rdai->dai_args.np = node_np; + rdai->dai_args.args_count = 1; + rdai->dai_args.args[0] = node_arg; + rdai->priv = priv; drv->name = rdai->name; drv->ops = &rsnd_soc_dai_ops; drv->pcm_new = rsnd_pcm_new; drv->id = dai_i; + drv->dai_args = &rdai->dai_args; io_playback->rdai = rdai; io_capture->rdai = rdai; @@ -1450,16 +1475,15 @@ static void __rsnd_dai_probe(struct rsnd_priv *priv, static int rsnd_dai_probe(struct rsnd_priv *priv) { - struct device_node *dai_node; - struct device_node *dai_np; struct snd_soc_dai_driver *rdrv; struct device *dev = rsnd_priv_to_dev(priv); + struct device_node *np = dev->of_node; struct rsnd_dai *rdai; int nr = 0; int is_graph; int dai_i; - dai_node = rsnd_dai_of_node(priv, &nr, &is_graph); + nr = rsnd_dai_of_node(priv, &is_graph); if (!nr) return -EINVAL; @@ -1477,26 +1501,42 @@ static int rsnd_dai_probe(struct rsnd_priv *priv) */ dai_i = 0; if (is_graph) { - for_each_endpoint_of_node(dai_node, dai_np) { - __rsnd_dai_probe(priv, dai_np, dai_i); - if (rsnd_is_gen3(priv) || rsnd_is_gen4(priv)) { - rdai = rsnd_rdai_get(priv, dai_i); - - rsnd_parse_connect_graph(priv, &rdai->playback, dai_np); - rsnd_parse_connect_graph(priv, &rdai->capture, dai_np); + struct device_node *ports; + struct device_node *dai_np; + + for_each_child_of_node(np, ports) { + if (!of_node_name_eq(ports, "ports") && + !of_node_name_eq(ports, "port")) + continue; + for_each_endpoint_of_node(ports, dai_np) { + __rsnd_dai_probe(priv, dai_np, dai_np, 0, dai_i); + if (rsnd_is_gen3(priv) || rsnd_is_gen4(priv)) { + rdai = rsnd_rdai_get(priv, dai_i); + + rsnd_parse_connect_graph(priv, &rdai->playback, dai_np); + rsnd_parse_connect_graph(priv, &rdai->capture, dai_np); + } + dai_i++; } - dai_i++; } } else { - for_each_child_of_node(dai_node, dai_np) { - __rsnd_dai_probe(priv, dai_np, dai_i); - if (rsnd_is_gen3(priv) || rsnd_is_gen4(priv)) { - rdai = rsnd_rdai_get(priv, dai_i); + struct device_node *node; + struct device_node *dai_np; + + for_each_child_of_node(np, node) { + if (!of_node_name_eq(node, RSND_NODE_DAI)) + continue; - rsnd_parse_connect_simple(priv, &rdai->playback, dai_np); - rsnd_parse_connect_simple(priv, &rdai->capture, dai_np); + for_each_child_of_node(node, dai_np) { + __rsnd_dai_probe(priv, dai_np, np, dai_i, dai_i); + if (rsnd_is_gen3(priv) || rsnd_is_gen4(priv)) { + rdai = rsnd_rdai_get(priv, dai_i); + + rsnd_parse_connect_simple(priv, &rdai->playback, dai_np); + rsnd_parse_connect_simple(priv, &rdai->capture, dai_np); + } + dai_i++; } - dai_i++; } } @@ -1926,6 +1966,7 @@ static int rsnd_probe(struct platform_device *pdev) rsnd_dai_probe, }; int ret, i; + int ci; /* * init priv data @@ -1962,11 +2003,18 @@ static int rsnd_probe(struct platform_device *pdev) /* * asoc register */ - ret = devm_snd_soc_register_component(dev, &rsnd_soc_component, - priv->daidrv, rsnd_rdai_nr(priv)); - if (ret < 0) { - dev_err(dev, "cannot snd dai register\n"); - goto exit_snd_probe; + ci = 0; + for (i = 0; priv->component_dais[i] > 0; i++) { + int nr = priv->component_dais[i]; + + ret = devm_snd_soc_register_component(dev, &rsnd_soc_component, + priv->daidrv + ci, nr); + if (ret < 0) { + dev_err(dev, "cannot snd component register\n"); + goto exit_snd_probe; + } + + ci += nr; } pm_runtime_enable(dev); diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index 239705d52517..43c0d675cc34 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -545,6 +545,7 @@ struct rsnd_dai { struct rsnd_dai_stream capture; struct rsnd_priv *priv; struct snd_pcm_hw_constraint_list constraint; + struct of_phandle_args dai_args; int max_channels; /* 2ch - 16ch */ int ssi_lane; /* 1lane - 4lane */ @@ -702,6 +703,9 @@ struct rsnd_priv { struct snd_soc_dai_driver *daidrv; struct rsnd_dai *rdai; int rdai_nr; + +#define RSND_MAX_COMPONENT 3 + int component_dais[RSND_MAX_COMPONENT]; }; #define rsnd_priv_to_pdev(priv) ((priv)->pdev)