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Tue, 24 Mar 2015 14:04:15 +0900 X-IronPort-AV: E=Sophos;i="5.11,456,1422889200"; d="scan'208";a="182613985" Received: from mail-hk1lp0123.outbound.protection.outlook.com (HELO APAC01-HK1-obe.outbound.protection.outlook.com) ([207.46.51.123]) by relmlii1.idc.renesas.com with ESMTP/TLS/AES256-SHA; 24 Mar 2015 14:04:14 +0900 Received: from morimoto-PC.renesas.com (211.11.155.132) by HKNPR06MB308.apcprd06.prod.outlook.com (10.141.37.28) with Microsoft SMTP Server (TLS) id 15.1.118.21; Tue, 24 Mar 2015 05:04:13 +0000 Message-ID: <87619r3s2b.wl%kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto User-Agent: Wanderlust/2.15.9 Emacs/24.3 Mule/6.0 To: Mark Brown In-Reply-To: <878uen3s5m.wl%kuninori.morimoto.gx@renesas.com> References: <878uen3s5m.wl%kuninori.morimoto.gx@renesas.com> MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Date: Tue, 24 Mar 2015 05:04:13 +0000 X-Originating-IP: [211.11.155.132] X-ClientProxiedBy: TY1PR0201CA0022.apcprd02.prod.outlook.com (25.164.90.160) To HKNPR06MB308.apcprd06.prod.outlook.com (10.141.37.28) Authentication-Results: kernel.org; dkim=none (message not signed) header.d=none; X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:HKNPR06MB308; X-Microsoft-Antispam-PRVS: X-Forefront-Antispam-Report: BMV:1; SFV:NSPM; SFS:(10019020)(6009001)(53416004)(92566002)(46102003)(2950100001)(229853001)(47776003)(87976001)(19580395003)(77096005)(110136001)(50466002)(19580405001)(83506001)(23726002)(50986999)(76176999)(33646002)(54356999)(46406003)(40100003)(86362001)(62966003)(66066001)(36756003)(77156002)(122386002)(42186005); DIR:OUT; SFP:1102; SCL:1; SRVR:HKNPR06MB308; H:morimoto-PC.renesas.com; FPR:; SPF:None; MLV:sfv; LANG:en; X-Exchange-Antispam-Report-Test: UriScan:; X-Exchange-Antispam-Report-CFA-Test: BCL:0; PCL:0; RULEID:(601004)(5005006)(5002010); SRVR:HKNPR06MB308; BCL:0; PCL:0; RULEID:; SRVR:HKNPR06MB308; X-Forefront-PRVS: 0525BB0ADF X-OriginatorOrg: renesas.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Mar 2015 05:04:13.3596 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-Transport-CrossTenantHeadersStamped: HKNPR06MB308 Cc: Linux-DT , Linux-ALSA , Simon , Liam Girdwood , Das Biju Subject: [alsa-devel] [PATCH 2/5] ASoC: rsrc-card: add .be_hw_params_fixup support for convert rate 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 From: Kuninori Morimoto Current rsnd-dpcm-card is supporting DPCM FE/BE sound card. This patch adds .be_hw_params_fixup and enabled sampling convert rate. Signed-off-by: Kuninori Morimoto --- - no change .../bindings/sound/renesas,rsrc-card.txt | 1 + sound/soc/sh/rcar/rsrc-card.c | 27 ++++++++++++++++++++-- 2 files changed, 26 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/sound/renesas,rsrc-card.txt b/Documentation/devicetree/bindings/sound/renesas,rsrc-card.txt index 12e287e..c641550 100644 --- a/Documentation/devicetree/bindings/sound/renesas,rsrc-card.txt +++ b/Documentation/devicetree/bindings/sound/renesas,rsrc-card.txt @@ -28,6 +28,7 @@ Optional subnode properties: dai-link uses bit clock inversion. - frame-inversion : bool property. Add this if the dai-link uses frame clock inversion. +- convert-rate : platform specified sampling rate convert Required CPU/CODEC subnodes properties: diff --git a/sound/soc/sh/rcar/rsrc-card.c b/sound/soc/sh/rcar/rsrc-card.c index 3baeab7..a68517a 100644 --- a/sound/soc/sh/rcar/rsrc-card.c +++ b/sound/soc/sh/rcar/rsrc-card.c @@ -63,6 +63,7 @@ struct rsrc_card_priv { } dai_props[RSRC_FB_NUM]; struct snd_soc_codec_conf codec_conf; struct snd_soc_dai_link dai_link[RSRC_FB_NUM]; + u32 convert_rate; }; #define rsrc_priv_to_dev(priv) ((priv)->snd_card.dev) @@ -154,6 +155,21 @@ static int rsrc_card_dai_init(struct snd_soc_pcm_runtime *rtd) return 0; } +static int rsrc_card_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, + struct snd_pcm_hw_params *params) +{ + struct rsrc_card_priv *priv = snd_soc_card_get_drvdata(rtd->card); + struct snd_interval *rate = hw_param_interval(params, + SNDRV_PCM_HW_PARAM_RATE); + + if (!priv->convert_rate) + return 0; + + rate->min = rate->max = priv->convert_rate; + + return 0; +} + static int rsrc_card_sub_parse_of(struct rsrc_card_priv *priv, struct device_node *np, @@ -347,6 +363,9 @@ static int rsrc_card_dai_link_of(struct device_node *node, dai_link->ops = &rsrc_card_ops; dai_link->init = rsrc_card_dai_init; + if (idx == IDX_CODEC) + dai_link->be_hw_params_fixup = rsrc_card_be_hw_params_fixup; + dev_dbg(dev, "\tname : %s\n", dai_link->stream_name); dev_dbg(dev, "\tcpu : %s / %04x / %d\n", dai_link->cpu_dai_name, @@ -394,8 +413,12 @@ static int rsrc_card_parse_of(struct device_node *node, priv->snd_card.of_dapm_routes = of_data->routes; priv->snd_card.num_of_dapm_routes = of_data->num_routes; - dev_dbg(dev, "New rsrc-audio-card: %s\n", priv->snd_card.name ? - priv->snd_card.name : ""); + /* sampling rate convert */ + of_property_read_u32(node, "convert-rate", &priv->convert_rate); + + dev_dbg(dev, "New rsrc-audio-card: %s (%d)\n", + priv->snd_card.name ? priv->snd_card.name : "", + priv->convert_rate); /* FE/BE */ for (i = 0; i < RSRC_FB_NUM; i++) {