From d12c6216c4a58f9fd2a58bc489783a095d84b2fc Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 23 Aug 2016 01:35:02 +0000 Subject: ASoC: rsrc-card: rename rsrc-card to simple-scu-card phase3 rsrc-card which is using DPCM feature was created for Renesas sound. But not only Renesas, but many SoC can use this driver, because it is based on simple-card driver. To use it as more open driver, rsrc-card will be renamed to simple-scu-card. In order to easy patch review, as 3rd step, this patch moves rsrc-card driver to generic folder. Signed-off-by: Kuninori Morimoto Signed-off-by: Mark Brown --- sound/soc/sh/Kconfig | 6 - sound/soc/sh/rcar/Makefile | 3 - sound/soc/sh/rcar/rsrc-card.c | 361 ------------------------------------------ 3 files changed, 370 deletions(-) delete mode 100644 sound/soc/sh/rcar/rsrc-card.c (limited to 'sound/soc/sh') diff --git a/sound/soc/sh/Kconfig b/sound/soc/sh/Kconfig index 9311f119feb5..6db6405d952f 100644 --- a/sound/soc/sh/Kconfig +++ b/sound/soc/sh/Kconfig @@ -42,12 +42,6 @@ config SND_SOC_RCAR help This option enables R-Car SRU/SCU/SSIU/SSI sound support -config SND_SOC_RSRC_CARD - tristate "Renesas Sampling Rate Convert Sound Card" - select SND_SIMPLE_CARD_UTILS - help - This option enables simple sound if you need sampling rate convert - ## ## Boards ## diff --git a/sound/soc/sh/rcar/Makefile b/sound/soc/sh/rcar/Makefile index a89ddf758695..9c3d5aed99d1 100644 --- a/sound/soc/sh/rcar/Makefile +++ b/sound/soc/sh/rcar/Makefile @@ -1,5 +1,2 @@ snd-soc-rcar-objs := core.o gen.o dma.o adg.o ssi.o ssiu.o src.o ctu.o mix.o dvc.o cmd.o obj-$(CONFIG_SND_SOC_RCAR) += snd-soc-rcar.o - -snd-soc-rsrc-card-objs := rsrc-card.o -obj-$(CONFIG_SND_SOC_RSRC_CARD) += snd-soc-rsrc-card.o diff --git a/sound/soc/sh/rcar/rsrc-card.c b/sound/soc/sh/rcar/rsrc-card.c deleted file mode 100644 index 3fa19084e326..000000000000 --- a/sound/soc/sh/rcar/rsrc-card.c +++ /dev/null @@ -1,361 +0,0 @@ -/* - * ASoC simple SCU sound card support - * - * Copyright (C) 2015 Renesas Solutions Corp. - * Kuninori Morimoto - * - * based on ${LINUX}/sound/soc/generic/simple-card.c - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -struct asoc_simple_card_of_data { - const char *prefix; - const struct snd_soc_dapm_route *routes; - int num_routes; -}; - -static const struct of_device_id asoc_simple_card_of_match[] = { - { .compatible = "renesas,rsrc-card", }, - { .compatible = "simple-scu-audio-card", }, - {}, -}; -MODULE_DEVICE_TABLE(of, asoc_simple_card_of_match); - -#define IDX_CPU 0 -#define IDX_CODEC 1 -struct asoc_simple_card_priv { - struct snd_soc_card snd_card; - struct snd_soc_codec_conf codec_conf; - struct asoc_simple_dai *dai_props; - struct snd_soc_dai_link *dai_link; - u32 convert_rate; - u32 convert_channels; -}; - -#define simple_priv_to_dev(priv) ((priv)->snd_card.dev) -#define simple_priv_to_link(priv, i) ((priv)->snd_card.dai_link + (i)) -#define simple_priv_to_props(priv, i) ((priv)->dai_props + (i)) - -#define DAI "sound-dai" -#define CELL "#sound-dai-cells" -#define PREFIX "simple-audio-card," - -static int asoc_simple_card_startup(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card); - struct asoc_simple_dai *dai_props = - simple_priv_to_props(priv, rtd->num); - - return clk_prepare_enable(dai_props->clk); -} - -static void asoc_simple_card_shutdown(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card); - struct asoc_simple_dai *dai_props = - simple_priv_to_props(priv, rtd->num); - - clk_disable_unprepare(dai_props->clk); -} - -static struct snd_soc_ops asoc_simple_card_ops = { - .startup = asoc_simple_card_startup, - .shutdown = asoc_simple_card_shutdown, -}; - -static int asoc_simple_card_dai_init(struct snd_soc_pcm_runtime *rtd) -{ - struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card); - struct snd_soc_dai *dai; - struct snd_soc_dai_link *dai_link; - struct asoc_simple_dai *dai_props; - int num = rtd->num; - - dai_link = simple_priv_to_link(priv, num); - dai_props = simple_priv_to_props(priv, num); - dai = dai_link->dynamic ? - rtd->cpu_dai : - rtd->codec_dai; - - return asoc_simple_card_init_dai(dai, dai_props); -} - -static int asoc_simple_card_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, - struct snd_pcm_hw_params *params) -{ - struct asoc_simple_card_priv *priv = snd_soc_card_get_drvdata(rtd->card); - 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); - - if (priv->convert_rate) - rate->min = - rate->max = priv->convert_rate; - - if (priv->convert_channels) - channels->min = - channels->max = priv->convert_channels; - - return 0; -} - -static int asoc_simple_card_parse_links(struct device_node *np, - struct asoc_simple_card_priv *priv, - int idx, bool is_fe) -{ - struct device *dev = simple_priv_to_dev(priv); - struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, idx); - struct asoc_simple_dai *dai_props = simple_priv_to_props(priv, idx); - int ret; - - /* Parse TDM slot */ - ret = snd_soc_of_parse_tdm_slot(np, - &dai_props->tx_slot_mask, - &dai_props->rx_slot_mask, - &dai_props->slots, - &dai_props->slot_width); - if (ret) - return ret; - - if (is_fe) { - int is_single_links = 0; - - /* BE is dummy */ - dai_link->codec_of_node = NULL; - dai_link->codec_dai_name = "snd-soc-dummy-dai"; - dai_link->codec_name = "snd-soc-dummy"; - - /* FE settings */ - dai_link->dynamic = 1; - dai_link->dpcm_merged_format = 1; - - ret = asoc_simple_card_parse_cpu(np, dai_link, DAI, CELL, - &is_single_links); - if (ret) - return ret; - - ret = asoc_simple_card_parse_clk_cpu(np, dai_link, dai_props); - if (ret < 0) - return ret; - - ret = asoc_simple_card_set_dailink_name(dev, dai_link, - "fe.%s", - dai_link->cpu_dai_name); - if (ret < 0) - return ret; - - asoc_simple_card_canonicalize_cpu(dai_link, is_single_links); - } else { - /* FE is dummy */ - dai_link->cpu_of_node = NULL; - dai_link->cpu_dai_name = "snd-soc-dummy-dai"; - dai_link->cpu_name = "snd-soc-dummy"; - - /* BE settings */ - dai_link->no_pcm = 1; - dai_link->be_hw_params_fixup = asoc_simple_card_be_hw_params_fixup; - - ret = asoc_simple_card_parse_codec(np, dai_link, DAI, CELL); - if (ret < 0) - return ret; - - ret = asoc_simple_card_parse_clk_codec(np, dai_link, dai_props); - if (ret < 0) - return ret; - - ret = asoc_simple_card_set_dailink_name(dev, dai_link, - "be.%s", - dai_link->codec_dai_name); - if (ret < 0) - return ret; - - snd_soc_of_parse_audio_prefix(&priv->snd_card, - &priv->codec_conf, - dai_link->codec_of_node, - PREFIX "prefix"); - } - - ret = asoc_simple_card_canonicalize_dailink(dai_link); - if (ret < 0) - return ret; - - dai_link->dpcm_playback = 1; - dai_link->dpcm_capture = 1; - dai_link->ops = &asoc_simple_card_ops; - dai_link->init = asoc_simple_card_dai_init; - - dev_dbg(dev, "\t%s / %04x / %d\n", - dai_link->name, - dai_link->dai_fmt, - dai_props->sysclk); - - return 0; -} - -static int asoc_simple_card_dai_link_of(struct device_node *node, - struct asoc_simple_card_priv *priv) -{ - struct device *dev = simple_priv_to_dev(priv); - struct snd_soc_dai_link *dai_link; - struct device_node *np; - unsigned int daifmt = 0; - int ret, i; - bool is_fe; - - /* find 1st codec */ - i = 0; - for_each_child_of_node(node, np) { - dai_link = simple_priv_to_link(priv, i); - - if (strcmp(np->name, PREFIX "codec") == 0) { - ret = asoc_simple_card_parse_daifmt(dev, node, np, - PREFIX, &daifmt); - if (ret < 0) - return ret; - break; - } - i++; - } - - i = 0; - for_each_child_of_node(node, np) { - dai_link = simple_priv_to_link(priv, i); - dai_link->dai_fmt = daifmt; - - is_fe = false; - if (strcmp(np->name, PREFIX "cpu") == 0) - is_fe = true; - - ret = asoc_simple_card_parse_links(np, priv, i, is_fe); - if (ret < 0) - return ret; - i++; - } - - return 0; -} - -static int asoc_simple_card_parse_of(struct device_node *node, - struct asoc_simple_card_priv *priv, - struct device *dev) -{ - struct asoc_simple_dai *props; - struct snd_soc_dai_link *links; - int ret; - int num; - - if (!node) - return -EINVAL; - - num = of_get_child_count(node); - props = devm_kzalloc(dev, sizeof(*props) * num, GFP_KERNEL); - links = devm_kzalloc(dev, sizeof(*links) * num, GFP_KERNEL); - if (!props || !links) - return -ENOMEM; - - priv->dai_props = props; - priv->dai_link = links; - - /* Init snd_soc_card */ - priv->snd_card.owner = THIS_MODULE; - priv->snd_card.dev = dev; - priv->snd_card.dai_link = priv->dai_link; - priv->snd_card.num_links = num; - priv->snd_card.codec_conf = &priv->codec_conf; - priv->snd_card.num_configs = 1; - - ret = snd_soc_of_parse_audio_routing(&priv->snd_card, PREFIX "routing"); - if (ret < 0) - return ret; - - /* sampling rate convert */ - of_property_read_u32(node, PREFIX "convert-rate", &priv->convert_rate); - - /* channels transfer */ - of_property_read_u32(node, PREFIX "convert-channels", &priv->convert_channels); - - ret = asoc_simple_card_dai_link_of(node, priv); - if (ret < 0) - return ret; - - ret = asoc_simple_card_parse_card_name(&priv->snd_card, PREFIX); - if (ret < 0) - return ret; - - dev_dbg(dev, "New card: %s\n", - priv->snd_card.name ? priv->snd_card.name : ""); - dev_dbg(dev, "convert_rate %d\n", priv->convert_rate); - dev_dbg(dev, "convert_channels %d\n", priv->convert_channels); - - return 0; -} - -static int asoc_simple_card_probe(struct platform_device *pdev) -{ - struct asoc_simple_card_priv *priv; - struct device_node *np = pdev->dev.of_node; - struct device *dev = &pdev->dev; - int ret; - - /* Allocate the private data */ - priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; - - ret = asoc_simple_card_parse_of(np, priv, dev); - if (ret < 0) { - if (ret != -EPROBE_DEFER) - dev_err(dev, "parse error %d\n", ret); - goto err; - } - - snd_soc_card_set_drvdata(&priv->snd_card, priv); - - ret = devm_snd_soc_register_card(&pdev->dev, &priv->snd_card); - if (ret >= 0) - return ret; -err: - asoc_simple_card_clean_reference(&priv->snd_card); - - return ret; -} - -static int asoc_simple_card_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - - return asoc_simple_card_clean_reference(card); -} - -static struct platform_driver asoc_simple_card = { - .driver = { - .name = "simple-scu-audio-card", - .of_match_table = asoc_simple_card_of_match, - }, - .probe = asoc_simple_card_probe, - .remove = asoc_simple_card_remove, -}; - -module_platform_driver(asoc_simple_card); - -MODULE_ALIAS("platform:asoc-simple-scu-card"); -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("ASoC Simple SCU Sound Card"); -MODULE_AUTHOR("Kuninori Morimoto "); -- cgit