From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
It is already merged into simple-card. simple-scu-card is no longer needed.
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com --- sound/soc/generic/Kconfig | 8 - sound/soc/generic/Makefile | 2 - sound/soc/generic/simple-scu-card.c | 474 ------------------------------------ 3 files changed, 484 deletions(-) delete mode 100644 sound/soc/generic/simple-scu-card.c
diff --git a/sound/soc/generic/Kconfig b/sound/soc/generic/Kconfig index 59190f42f..83f1243 100644 --- a/sound/soc/generic/Kconfig +++ b/sound/soc/generic/Kconfig @@ -8,14 +8,6 @@ config SND_SIMPLE_CARD This option enables generic simple sound card support It also support DPCM of multi CPU single Codec ststem.
-config SND_SIMPLE_SCU_CARD - tristate "ASoC Simple SCU sound card support" - depends on OF - select SND_SIMPLE_CARD_UTILS - help - This option enables generic simple SCU sound card support. - It supports DPCM of multi CPU single Codec system. - config SND_AUDIO_GRAPH_CARD tristate "ASoC Audio Graph sound card support" depends on OF diff --git a/sound/soc/generic/Makefile b/sound/soc/generic/Makefile index 9fbfdd5..21c29e5 100644 --- a/sound/soc/generic/Makefile +++ b/sound/soc/generic/Makefile @@ -1,10 +1,8 @@ # SPDX-License-Identifier: GPL-2.0 snd-soc-simple-card-utils-objs := simple-card-utils.o snd-soc-simple-card-objs := simple-card.o -snd-soc-simple-scu-card-objs := simple-scu-card.o snd-soc-audio-graph-card-objs := audio-graph-card.o
obj-$(CONFIG_SND_SIMPLE_CARD_UTILS) += snd-soc-simple-card-utils.o obj-$(CONFIG_SND_SIMPLE_CARD) += snd-soc-simple-card.o -obj-$(CONFIG_SND_SIMPLE_SCU_CARD) += snd-soc-simple-scu-card.o obj-$(CONFIG_SND_AUDIO_GRAPH_CARD) += snd-soc-audio-graph-card.o diff --git a/sound/soc/generic/simple-scu-card.c b/sound/soc/generic/simple-scu-card.c deleted file mode 100644 index 9d7299d..0000000 --- a/sound/soc/generic/simple-scu-card.c +++ /dev/null @@ -1,474 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -// -// ASoC simple SCU sound card support -// -// Copyright (C) 2015 Renesas Solutions Corp. -// Kuninori Morimoto kuninori.morimoto.gx@renesas.com -// -// based on ${LINUX}/sound/soc/generic/simple-card.c - -#include <linux/clk.h> -#include <linux/device.h> -#include <linux/module.h> -#include <linux/of.h> -#include <linux/of_device.h> -#include <linux/platform_device.h> -#include <linux/string.h> -#include <sound/jack.h> -#include <sound/soc.h> -#include <sound/soc-dai.h> -#include <sound/simple_card_utils.h> - -struct simple_card_data { - struct snd_soc_card snd_card; - struct simple_dai_props { - struct asoc_simple_dai *cpu_dai; - struct asoc_simple_dai *codec_dai; - struct snd_soc_dai_link_component codecs; - struct snd_soc_dai_link_component platform; - struct asoc_simple_card_data adata; - struct snd_soc_codec_conf *codec_conf; - } *dai_props; - struct snd_soc_dai_link *dai_link; - struct asoc_simple_dai *dais; - struct asoc_simple_card_data adata; - struct snd_soc_codec_conf *codec_conf; -}; - -#define simple_priv_to_card(priv) (&(priv)->snd_card) -#define simple_priv_to_props(priv, i) ((priv)->dai_props + (i)) -#define simple_priv_to_dev(priv) (simple_priv_to_card(priv)->dev) -#define simple_priv_to_link(priv, i) (simple_priv_to_card(priv)->dai_link + (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 simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = - simple_priv_to_props(priv, rtd->num); - int ret; - - ret = asoc_simple_card_clk_enable(dai_props->cpu_dai); - if (ret) - return ret; - - ret = asoc_simple_card_clk_enable(dai_props->codec_dai); - if (ret) - asoc_simple_card_clk_disable(dai_props->cpu_dai); - - return ret; -} - -static void asoc_simple_card_shutdown(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = - simple_priv_to_props(priv, rtd->num); - - asoc_simple_card_clk_disable(dai_props->cpu_dai); - - asoc_simple_card_clk_disable(dai_props->codec_dai); -} - -static const 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 simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num); - int ret; - - ret = asoc_simple_card_init_dai(rtd->codec_dai, - dai_props->codec_dai); - if (ret < 0) - return ret; - - ret = asoc_simple_card_init_dai(rtd->cpu_dai, - dai_props->cpu_dai); - if (ret < 0) - return ret; - - return 0; -} - -static int asoc_simple_card_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, - struct snd_pcm_hw_params *params) -{ - struct simple_card_data *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num); - - asoc_simple_card_convert_fixup(&dai_props->adata, params); - - /* overwrite by top level adata if exist */ - asoc_simple_card_convert_fixup(&priv->adata, params); - - return 0; -} - -static int asoc_simple_card_dai_link_of(struct device_node *link, - struct device_node *np, - struct device_node *codec, - struct simple_card_data *priv, - int *dai_idx, int link_idx, - int *conf_idx, int is_fe, - bool is_top_level_node) -{ - struct device *dev = simple_priv_to_dev(priv); - struct snd_soc_dai_link *dai_link = simple_priv_to_link(priv, link_idx); - struct simple_dai_props *dai_props = simple_priv_to_props(priv, link_idx); - struct snd_soc_card *card = simple_priv_to_card(priv); - struct asoc_simple_dai *dai; - char *prefix = ""; - int ret; - - /* For single DAI link & old style of DT node */ - if (is_top_level_node) - prefix = PREFIX; - - if (is_fe) { - int is_single_links = 0; - struct snd_soc_dai_link_component *codecs; - - /* BE is dummy */ - codecs = dai_link->codecs; - codecs->of_node = NULL; - codecs->dai_name = "snd-soc-dummy-dai"; - codecs->name = "snd-soc-dummy"; - - /* FE settings */ - dai_link->dynamic = 1; - dai_link->dpcm_merged_format = 1; - - dai = - dai_props->cpu_dai = &priv->dais[(*dai_idx)++]; - - 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(dev, np, dai_link, dai); - 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 { - struct snd_soc_codec_conf *cconf; - - /* 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; - - dai = - dai_props->codec_dai = &priv->dais[(*dai_idx)++]; - - cconf = - dai_props->codec_conf = &priv->codec_conf[(*conf_idx)++]; - - ret = asoc_simple_card_parse_codec(np, dai_link, DAI, CELL); - if (ret < 0) - return ret; - - ret = asoc_simple_card_parse_clk_codec(dev, np, dai_link, dai); - if (ret < 0) - return ret; - - ret = asoc_simple_card_set_dailink_name(dev, dai_link, - "be.%s", - dai_link->codecs->dai_name); - if (ret < 0) - return ret; - - /* check "prefix" from top node */ - snd_soc_of_parse_audio_prefix(card, cconf, - dai_link->codecs->of_node, - PREFIX "prefix"); - /* check "prefix" from each node if top doesn't have */ - if (!cconf->of_node) - snd_soc_of_parse_node_prefix(np, cconf, - dai_link->codecs->of_node, - "prefix"); - } - - asoc_simple_card_parse_convert(dev, link, prefix, &dai_props->adata); - - ret = asoc_simple_card_of_parse_tdm(np, dai); - if (ret) - return ret; - - ret = asoc_simple_card_canonicalize_dailink(dai_link); - if (ret < 0) - return ret; - - ret = asoc_simple_card_parse_daifmt(dev, link, codec, - prefix, &dai_link->dai_fmt); - 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; - - return 0; -} - -static int asoc_simple_card_parse_of(struct simple_card_data *priv) - -{ - struct device *dev = simple_priv_to_dev(priv); - struct device_node *top = dev->of_node; - struct device_node *node; - struct device_node *np; - struct device_node *codec; - struct snd_soc_card *card = simple_priv_to_card(priv); - bool is_fe; - int ret, loop; - int dai_idx, link_idx, conf_idx; - - if (!top) - return -EINVAL; - - ret = asoc_simple_card_of_parse_widgets(card, PREFIX); - if (ret < 0) - return ret; - - ret = asoc_simple_card_of_parse_routing(card, PREFIX); - if (ret < 0) - return ret; - - asoc_simple_card_parse_convert(dev, top, PREFIX, &priv->adata); - - loop = 1; - link_idx = 0; - dai_idx = 0; - conf_idx = 0; - node = of_get_child_by_name(top, PREFIX "dai-link"); - if (!node) { - node = dev->of_node; - loop = 0; - } - - do { - codec = of_get_child_by_name(node, - loop ? "codec" : PREFIX "codec"); - if (!codec) - return -ENODEV; - - for_each_child_of_node(node, np) { - is_fe = (np != codec); - - ret = asoc_simple_card_dai_link_of(node, np, codec, priv, - &dai_idx, link_idx++, - &conf_idx, - is_fe, !loop); - if (ret < 0) - return ret; - } - node = of_get_next_child(top, node); - } while (loop && node); - - ret = asoc_simple_card_parse_card_name(card, PREFIX); - if (ret < 0) - return ret; - - return 0; -} - -static void asoc_simple_card_get_dais_count(struct device *dev, - int *link_num, - int *dais_num, - int *ccnf_num) -{ - struct device_node *top = dev->of_node; - struct device_node *node; - int loop; - int num; - - /* - * link_num : number of links. - * CPU-Codec / CPU-dummy / dummy-Codec - * dais_num : number of DAIs - * ccnf_num : number of codec_conf - * same number for "dummy-Codec" - * - * ex1) - * CPU0 --- Codec0 link : 5 - * CPU1 --- Codec1 dais : 7 - * CPU2 -/ ccnf : 1 - * CPU3 --- Codec2 - * - * => 5 links = 2xCPU-Codec + 2xCPU-dummy + 1xdummy-Codec - * => 7 DAIs = 4xCPU + 3xCodec - * => 1 ccnf = 1xdummy-Codec - * - * ex2) - * CPU0 --- Codec0 link : 5 - * CPU1 --- Codec1 dais : 6 - * CPU2 -/ ccnf : 1 - * CPU3 -/ - * - * => 5 links = 1xCPU-Codec + 3xCPU-dummy + 1xdummy-Codec - * => 6 DAIs = 4xCPU + 2xCodec - * => 1 ccnf = 1xdummy-Codec - * - * ex3) - * CPU0 --- Codec0 link : 6 - * CPU1 -/ dais : 6 - * CPU2 --- Codec1 ccnf : 2 - * CPU3 -/ - * - * => 6 links = 0xCPU-Codec + 4xCPU-dummy + 2xdummy-Codec - * => 6 DAIs = 4xCPU + 2xCodec - * => 2 ccnf = 2xdummy-Codec - */ - if (!top) { - (*link_num) = 1; - (*dais_num) = 2; - (*ccnf_num) = 0; - return; - } - - loop = 1; - node = of_get_child_by_name(top, PREFIX "dai-link"); - if (!node) { - node = top; - loop = 0; - } - - do { - num = of_get_child_count(node); - (*dais_num) += num; - if (num > 2) { - (*link_num) += num; - (*ccnf_num)++; - } else { - (*link_num)++; - } - node = of_get_next_child(top, node); - } while (loop && node); -} - -static int asoc_simple_card_probe(struct platform_device *pdev) -{ - struct simple_card_data *priv; - struct snd_soc_dai_link *dai_link; - struct simple_dai_props *dai_props; - struct asoc_simple_dai *dais; - struct snd_soc_card *card; - struct snd_soc_codec_conf *cconf; - struct device *dev = &pdev->dev; - int ret, i; - int lnum = 0, dnum = 0, cnum = 0; - - /* Allocate the private data */ - priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; - - asoc_simple_card_get_dais_count(dev, &lnum, &dnum, &cnum); - if (!lnum || !dnum) - return -EINVAL; - - dai_props = devm_kcalloc(dev, lnum, sizeof(*dai_props), GFP_KERNEL); - dai_link = devm_kcalloc(dev, lnum, sizeof(*dai_link), GFP_KERNEL); - dais = devm_kcalloc(dev, dnum, sizeof(*dais), GFP_KERNEL); - cconf = devm_kcalloc(dev, cnum, sizeof(*cconf), GFP_KERNEL); - if (!dai_props || !dai_link || !dais) - return -ENOMEM; - - /* - * Use snd_soc_dai_link_component instead of legacy style - * It is codec only. but cpu/platform will be supported in the future. - * see - * soc-core.c :: snd_soc_init_multicodec() - */ - for (i = 0; i < lnum; i++) { - dai_link[i].codecs = &dai_props[i].codecs; - dai_link[i].num_codecs = 1; - dai_link[i].platform = &dai_props[i].platform; - } - - priv->dai_props = dai_props; - priv->dai_link = dai_link; - priv->dais = dais; - priv->codec_conf = cconf; - - /* Init snd_soc_card */ - card = simple_priv_to_card(priv); - card->owner = THIS_MODULE; - card->dev = dev; - card->dai_link = priv->dai_link; - card->num_links = lnum; - card->codec_conf = cconf; - card->num_configs = cnum; - - ret = asoc_simple_card_parse_of(priv); - if (ret < 0) { - if (ret != -EPROBE_DEFER) - dev_err(dev, "parse error %d\n", ret); - goto err; - } - - snd_soc_card_set_drvdata(card, priv); - - ret = devm_snd_soc_register_card(dev, card); - if (ret < 0) - goto err; - - return 0; -err: - asoc_simple_card_clean_reference(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 const struct of_device_id asoc_simple_of_match[] = { - { .compatible = "renesas,rsrc-card", }, - { .compatible = "simple-scu-audio-card", }, - {}, -}; -MODULE_DEVICE_TABLE(of, asoc_simple_of_match); - -static struct platform_driver asoc_simple_card = { - .driver = { - .name = "simple-scu-audio-card", - .pm = &snd_soc_pm_ops, - .of_match_table = asoc_simple_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 v2"); -MODULE_DESCRIPTION("ASoC Simple SCU Sound Card"); -MODULE_AUTHOR("Kuninori Morimoto kuninori.morimoto.gx@renesas.com");