diff options
Diffstat (limited to 'sound/soc/generic/simple-card-utils.c')
-rw-r--r-- | sound/soc/generic/simple-card-utils.c | 299 |
1 files changed, 207 insertions, 92 deletions
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c index 6cada4c1e283..fa1247f0dda1 100644 --- a/sound/soc/generic/simple-card-utils.c +++ b/sound/soc/generic/simple-card-utils.c @@ -32,8 +32,7 @@ void asoc_simple_convert_fixup(struct asoc_simple_data *data, } EXPORT_SYMBOL_GPL(asoc_simple_convert_fixup); -void asoc_simple_parse_convert(struct device *dev, - struct device_node *np, +void asoc_simple_parse_convert(struct device_node *np, char *prefix, struct asoc_simple_data *data) { @@ -195,17 +194,37 @@ int asoc_simple_startup(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = simple_priv_to_props(priv, rtd->num); + struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num); + struct asoc_simple_dai *dai; + int i1, i2, i; int ret; - ret = asoc_simple_clk_enable(dai_props->cpu_dai); - if (ret) - return ret; + for_each_prop_dai_cpu(props, i1, dai) { + ret = asoc_simple_clk_enable(dai); + if (ret) + goto cpu_err; + } - ret = asoc_simple_clk_enable(dai_props->codec_dai); - if (ret) - asoc_simple_clk_disable(dai_props->cpu_dai); + for_each_prop_dai_codec(props, i2, dai) { + ret = asoc_simple_clk_enable(dai); + if (ret) + goto codec_err; + } + + return 0; +codec_err: + for_each_prop_dai_codec(props, i, dai) { + if (i >= i2) + break; + asoc_simple_clk_disable(dai); + } +cpu_err: + for_each_prop_dai_cpu(props, i, dai) { + if (i >= i1) + break; + asoc_simple_clk_disable(dai); + } return ret; } EXPORT_SYMBOL_GPL(asoc_simple_startup); @@ -216,17 +235,19 @@ void asoc_simple_shutdown(struct snd_pcm_substream *substream) struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = - simple_priv_to_props(priv, rtd->num); + struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num); + struct asoc_simple_dai *dai; + int i; - if (dai_props->mclk_fs) { + if (props->mclk_fs) { snd_soc_dai_set_sysclk(codec_dai, 0, 0, SND_SOC_CLOCK_IN); snd_soc_dai_set_sysclk(cpu_dai, 0, 0, SND_SOC_CLOCK_OUT); } - asoc_simple_clk_disable(dai_props->cpu_dai); - - asoc_simple_clk_disable(dai_props->codec_dai); + for_each_prop_dai_cpu(props, i, dai) + asoc_simple_clk_disable(dai); + for_each_prop_dai_codec(props, i, dai) + asoc_simple_clk_disable(dai); } EXPORT_SYMBOL_GPL(asoc_simple_shutdown); @@ -249,41 +270,41 @@ int asoc_simple_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); - struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); - struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0); + struct asoc_simple_dai *pdai; + struct snd_soc_dai *sdai; struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(rtd->card); - struct simple_dai_props *dai_props = - simple_priv_to_props(priv, rtd->num); + struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num); unsigned int mclk, mclk_fs = 0; - int ret = 0; + int i, ret; - if (dai_props->mclk_fs) - mclk_fs = dai_props->mclk_fs; + if (props->mclk_fs) + mclk_fs = props->mclk_fs; if (mclk_fs) { mclk = params_rate(params) * mclk_fs; - ret = asoc_simple_set_clk_rate(dai_props->codec_dai, mclk); - if (ret < 0) - return ret; - - ret = asoc_simple_set_clk_rate(dai_props->cpu_dai, mclk); - if (ret < 0) - return ret; - - ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, - SND_SOC_CLOCK_IN); - if (ret && ret != -ENOTSUPP) - goto err; - - ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk, - SND_SOC_CLOCK_OUT); - if (ret && ret != -ENOTSUPP) - goto err; + for_each_prop_dai_codec(props, i, pdai) { + ret = asoc_simple_set_clk_rate(pdai, mclk); + if (ret < 0) + return ret; + } + for_each_prop_dai_cpu(props, i, pdai) { + ret = asoc_simple_set_clk_rate(pdai, mclk); + if (ret < 0) + return ret; + } + for_each_rtd_codec_dais(rtd, i, sdai) { + ret = snd_soc_dai_set_sysclk(sdai, 0, mclk, SND_SOC_CLOCK_IN); + if (ret && ret != -ENOTSUPP) + return ret; + } + for_each_rtd_cpu_dais(rtd, i, sdai) { + ret = snd_soc_dai_set_sysclk(sdai, 0, mclk, SND_SOC_CLOCK_OUT); + if (ret && ret != -ENOTSUPP) + return ret; + } } return 0; -err: - return ret; } EXPORT_SYMBOL_GPL(asoc_simple_hw_params); @@ -378,20 +399,22 @@ static int asoc_simple_init_dai_link_params(struct snd_soc_pcm_runtime *rtd, int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd) { struct asoc_simple_priv *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_init_dai(asoc_rtd_to_codec(rtd, 0), - dai_props->codec_dai); - if (ret < 0) - return ret; + struct simple_dai_props *props = simple_priv_to_props(priv, rtd->num); + struct asoc_simple_dai *dai; + int i, ret; - ret = asoc_simple_init_dai(asoc_rtd_to_cpu(rtd, 0), - dai_props->cpu_dai); - if (ret < 0) - return ret; + for_each_prop_dai_codec(props, i, dai) { + ret = asoc_simple_init_dai(asoc_rtd_to_codec(rtd, i), dai); + if (ret < 0) + return ret; + } + for_each_prop_dai_cpu(props, i, dai) { + ret = asoc_simple_init_dai(asoc_rtd_to_cpu(rtd, i), dai); + if (ret < 0) + return ret; + } - ret = asoc_simple_init_dai_link_params(rtd, dai_props); + ret = asoc_simple_init_dai_link_params(rtd, props); if (ret < 0) return ret; @@ -399,22 +422,16 @@ int asoc_simple_dai_init(struct snd_soc_pcm_runtime *rtd) } EXPORT_SYMBOL_GPL(asoc_simple_dai_init); -void asoc_simple_canonicalize_platform(struct snd_soc_dai_link *dai_link) +void asoc_simple_canonicalize_platform(struct snd_soc_dai_link_component *platforms, + struct snd_soc_dai_link_component *cpus) { /* Assumes platform == cpu */ - if (!dai_link->platforms->of_node) - dai_link->platforms->of_node = dai_link->cpus->of_node; - - /* - * DPCM BE can be no platform. - * Alloced memory will be waste, but not leak. - */ - if (!dai_link->platforms->of_node) - dai_link->num_platforms = 0; + if (!platforms->of_node) + platforms->of_node = cpus->of_node; } EXPORT_SYMBOL_GPL(asoc_simple_canonicalize_platform); -void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link *dai_link, +void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link_component *cpus, int is_single_links) { /* @@ -427,18 +444,22 @@ void asoc_simple_canonicalize_cpu(struct snd_soc_dai_link *dai_link, * fmt_multiple_name() */ if (is_single_links) - dai_link->cpus->dai_name = NULL; + cpus->dai_name = NULL; } EXPORT_SYMBOL_GPL(asoc_simple_canonicalize_cpu); int asoc_simple_clean_reference(struct snd_soc_card *card) { struct snd_soc_dai_link *dai_link; - int i; + struct snd_soc_dai_link_component *cpu; + struct snd_soc_dai_link_component *codec; + int i, j; for_each_card_prelinks(card, i, dai_link) { - of_node_put(dai_link->cpus->of_node); - of_node_put(dai_link->codecs->of_node); + for_each_link_cpus(dai_link, j, cpu) + of_node_put(cpu->of_node); + for_each_link_codecs(dai_link, j, codec) + of_node_put(codec->of_node); } return 0; } @@ -602,54 +623,148 @@ int asoc_simple_init_priv(struct asoc_simple_priv *priv, struct snd_soc_dai_link *dai_link; struct simple_dai_props *dai_props; struct asoc_simple_dai *dais; + struct snd_soc_dai_link_component *dlcs; struct snd_soc_codec_conf *cconf = NULL; - int i; + int i, dai_num = 0, dlc_num = 0, cnf_num = 0; dai_props = devm_kcalloc(dev, li->link, sizeof(*dai_props), GFP_KERNEL); dai_link = devm_kcalloc(dev, li->link, sizeof(*dai_link), GFP_KERNEL); - dais = devm_kcalloc(dev, li->dais, sizeof(*dais), GFP_KERNEL); - if (!dai_props || !dai_link || !dais) + if (!dai_props || !dai_link) return -ENOMEM; - if (li->conf) { - cconf = devm_kcalloc(dev, li->conf, sizeof(*cconf), GFP_KERNEL); - if (!cconf) - 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() - * - * "platform" might be removed - * see - * simple-card-utils.c :: asoc_simple_canonicalize_platform() + * dais (= CPU+Codec) + * dlcs (= CPU+Codec+Platform) */ for (i = 0; i < li->link; i++) { - dai_link[i].cpus = &dai_props[i].cpus; - dai_link[i].num_cpus = 1; - dai_link[i].codecs = &dai_props[i].codecs; - dai_link[i].num_codecs = 1; - dai_link[i].platforms = &dai_props[i].platforms; - dai_link[i].num_platforms = 1; + int cc = li->num[i].cpus + li->num[i].codecs; + + dai_num += cc; + dlc_num += cc + li->num[i].platforms; + + if (!li->num[i].cpus) + cnf_num += li->num[i].codecs; } + dais = devm_kcalloc(dev, dai_num, sizeof(*dais), GFP_KERNEL); + dlcs = devm_kcalloc(dev, dlc_num, sizeof(*dai_props), GFP_KERNEL); + if (!dais || !dlcs) + return -ENOMEM; + + if (cnf_num) { + cconf = devm_kcalloc(dev, cnf_num, sizeof(*cconf), GFP_KERNEL); + if (!cconf) + return -ENOMEM; + } + + dev_dbg(dev, "link %d, dais %d, ccnf %d\n", + li->link, dai_num, cnf_num); + + /* dummy CPU/Codec */ + priv->dummy.of_node = NULL; + priv->dummy.dai_name = "snd-soc-dummy-dai"; + priv->dummy.name = "snd-soc-dummy"; + priv->dai_props = dai_props; priv->dai_link = dai_link; priv->dais = dais; + priv->dlcs = dlcs; priv->codec_conf = cconf; card->dai_link = priv->dai_link; card->num_links = li->link; card->codec_conf = cconf; - card->num_configs = li->conf; + card->num_configs = cnf_num; + + for (i = 0; i < li->link; i++) { + if (li->num[i].cpus) { + /* Normal CPU */ + dai_props[i].cpus = + dai_link[i].cpus = dlcs; + dai_props[i].num.cpus = + dai_link[i].num_cpus = li->num[i].cpus; + dai_props[i].cpu_dai = dais; + + dlcs += li->num[i].cpus; + dais += li->num[i].cpus; + } else { + /* DPCM Be's CPU = dummy */ + dai_props[i].cpus = + dai_link[i].cpus = &priv->dummy; + dai_props[i].num.cpus = + dai_link[i].num_cpus = 1; + } + + if (li->num[i].codecs) { + /* Normal Codec */ + dai_props[i].codecs = + dai_link[i].codecs = dlcs; + dai_props[i].num.codecs = + dai_link[i].num_codecs = li->num[i].codecs; + dai_props[i].codec_dai = dais; + + dlcs += li->num[i].codecs; + dais += li->num[i].codecs; + + if (!li->num[i].cpus) { + /* DPCM Be's Codec */ + dai_props[i].codec_conf = cconf; + cconf += li->num[i].codecs; + } + } else { + /* DPCM Fe's Codec = dummy */ + dai_props[i].codecs = + dai_link[i].codecs = &priv->dummy; + dai_props[i].num.codecs = + dai_link[i].num_codecs = 1; + } + + if (li->num[i].platforms) { + /* Have Platform */ + dai_props[i].platforms = + dai_link[i].platforms = dlcs; + dai_props[i].num.platforms = + dai_link[i].num_platforms = li->num[i].platforms; + + dlcs += li->num[i].platforms; + } else { + /* Doesn't have Platform */ + dai_props[i].platforms = + dai_link[i].platforms = NULL; + dai_props[i].num.platforms = + dai_link[i].num_platforms = 0; + } + } return 0; } EXPORT_SYMBOL_GPL(asoc_simple_init_priv); +int asoc_simple_remove(struct platform_device *pdev) +{ + struct snd_soc_card *card = platform_get_drvdata(pdev); + + return asoc_simple_clean_reference(card); +} +EXPORT_SYMBOL_GPL(asoc_simple_remove); + +int asoc_graph_card_probe(struct snd_soc_card *card) +{ + struct asoc_simple_priv *priv = snd_soc_card_get_drvdata(card); + int ret; + + ret = asoc_simple_init_hp(card, &priv->hp_jack, NULL); + if (ret < 0) + return ret; + + ret = asoc_simple_init_mic(card, &priv->mic_jack, NULL); + if (ret < 0) + return ret; + + return 0; +} +EXPORT_SYMBOL_GPL(asoc_graph_card_probe); + /* Module information */ MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>"); MODULE_DESCRIPTION("ALSA SoC Simple Card Utils"); |