1 // SPDX-License-Identifier: GPL-2.0
3 // MediaTek ALSA SoC Audio DAI I2S Control
11 #include "mt8183-afe-clk.h"
12 #include "mt8183-afe-common.h"
13 #include "mt8183-interconnection.h"
14 #include "mt8183-reg.h"
56 static unsigned int get_i2s_wlen(snd_pcm_format_t format)  in get_i2s_wlen()  argument
58 	return snd_pcm_format_physical_width(format) <= 16 ?  in get_i2s_wlen()
94 		return -EINVAL;  in get_i2s_id_by_name()
100 	struct mt8183_afe_private *afe_priv = afe->platform_priv;  in get_i2s_priv_by_name()
106 	return afe_priv->dai_priv[dai_id];  in get_i2s_priv_by_name()
126 	i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name);  in mt8183_i2s_hd_get()
129 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mt8183_i2s_hd_get()
130 		return -EINVAL;  in mt8183_i2s_hd_get()
133 	ucontrol->value.integer.value[0] = i2s_priv->low_jitter_en;  in mt8183_i2s_hd_get()
144 	struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;  in mt8183_i2s_hd_set()
147 	if (ucontrol->value.enumerated.item[0] >= e->items)  in mt8183_i2s_hd_set()
148 		return -EINVAL;  in mt8183_i2s_hd_set()
150 	hd_en = ucontrol->value.integer.value[0];  in mt8183_i2s_hd_set()
152 	dev_info(afe->dev, "%s(), kcontrol name %s, hd_en %d\n",  in mt8183_i2s_hd_set()
153 		 __func__, kcontrol->id.name, hd_en);  in mt8183_i2s_hd_set()
155 	i2s_priv = get_i2s_priv_by_name(afe, kcontrol->id.name);  in mt8183_i2s_hd_set()
158 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mt8183_i2s_hd_set()
159 		return -EINVAL;  in mt8183_i2s_hd_set()
162 	i2s_priv->low_jitter_en = hd_en;  in mt8183_i2s_hd_set()
180 /* dai component */
277 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_apll_event()
280 	dev_info(cmpnt->dev, "%s(), name %s, event 0x%x\n",  in mtk_apll_event()
281 		 __func__, w->name, event);  in mtk_apll_event()
285 		if (strcmp(w->name, APLL1_W_NAME) == 0)  in mtk_apll_event()
291 		if (strcmp(w->name, APLL1_W_NAME) == 0)  in mtk_apll_event()
307 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_mclk_en_event()
311 	dev_info(cmpnt->dev, "%s(), name %s, event 0x%x\n",  in mtk_mclk_en_event()
312 		 __func__, w->name, event);  in mtk_mclk_en_event()
314 	i2s_priv = get_i2s_priv_by_name(afe, w->name);  in mtk_mclk_en_event()
317 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_mclk_en_event()
318 		return -EINVAL;  in mtk_mclk_en_event()
323 		mt8183_mck_enable(afe, i2s_priv->mclk_id, i2s_priv->mclk_rate);  in mtk_mclk_en_event()
326 		i2s_priv->mclk_rate = 0;  in mtk_mclk_en_event()
327 		mt8183_mck_disable(afe, i2s_priv->mclk_id);  in mtk_mclk_en_event()
428 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_afe_i2s_share_connect()
432 	i2s_priv = get_i2s_priv_by_name(afe, sink->name);  in mtk_afe_i2s_share_connect()
435 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_afe_i2s_share_connect()
439 	if (i2s_priv->share_i2s_id < 0)  in mtk_afe_i2s_share_connect()
442 	return i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name);  in mtk_afe_i2s_share_connect()
449 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_afe_i2s_hd_connect()
453 	i2s_priv = get_i2s_priv_by_name(afe, sink->name);  in mtk_afe_i2s_hd_connect()
456 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_afe_i2s_hd_connect()
460 	if (get_i2s_id_by_name(afe, sink->name) ==  in mtk_afe_i2s_hd_connect()
461 	    get_i2s_id_by_name(afe, source->name))  in mtk_afe_i2s_hd_connect()
462 		return i2s_priv->low_jitter_en;  in mtk_afe_i2s_hd_connect()
465 	if (i2s_priv->share_i2s_id < 0)  in mtk_afe_i2s_hd_connect()
468 	if (i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name))  in mtk_afe_i2s_hd_connect()
469 		return i2s_priv->low_jitter_en;  in mtk_afe_i2s_hd_connect()
478 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_afe_i2s_apll_connect()
484 	i2s_priv = get_i2s_priv_by_name(afe, w->name);  in mtk_afe_i2s_apll_connect()
487 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_afe_i2s_apll_connect()
492 	cur_apll = mt8183_get_apll_by_name(afe, source->name);  in mtk_afe_i2s_apll_connect()
495 	i2s_need_apll = mt8183_get_apll_by_rate(afe, i2s_priv->rate);  in mtk_afe_i2s_apll_connect()
504 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_afe_i2s_mclk_connect()
508 	i2s_priv = get_i2s_priv_by_name(afe, sink->name);  in mtk_afe_i2s_mclk_connect()
511 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_afe_i2s_mclk_connect()
515 	if (get_i2s_id_by_name(afe, sink->name) ==  in mtk_afe_i2s_mclk_connect()
516 	    get_i2s_id_by_name(afe, source->name))  in mtk_afe_i2s_mclk_connect()
517 		return (i2s_priv->mclk_rate > 0) ? 1 : 0;  in mtk_afe_i2s_mclk_connect()
520 	if (i2s_priv->share_i2s_id < 0)  in mtk_afe_i2s_mclk_connect()
523 	if (i2s_priv->share_i2s_id == get_i2s_id_by_name(afe, source->name))  in mtk_afe_i2s_mclk_connect()
524 		return (i2s_priv->mclk_rate > 0) ? 1 : 0;  in mtk_afe_i2s_mclk_connect()
533 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_afe_mclk_apll_connect()
538 	i2s_priv = get_i2s_priv_by_name(afe, w->name);  in mtk_afe_mclk_apll_connect()
541 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_afe_mclk_apll_connect()
546 	cur_apll = mt8183_get_apll_by_name(afe, source->name);  in mtk_afe_mclk_apll_connect()
548 	return (i2s_priv->mclk_apll == cur_apll) ? 1 : 0;  in mtk_afe_mclk_apll_connect()
704 /* dai ops */
709 	struct mt8183_afe_private *afe_priv = afe->platform_priv;  in mtk_dai_i2s_config()
710 	struct mtk_afe_i2s_priv *i2s_priv = afe_priv->dai_priv[i2s_id];  in mtk_dai_i2s_config()
713 	unsigned int rate_reg = mt8183_rate_transform(afe->dev,  in mtk_dai_i2s_config()
715 	snd_pcm_format_t format = params_format(params);  in mtk_dai_i2s_config()  local
719 	dev_info(afe->dev, "%s(), id %d, rate %d, format %d\n",  in mtk_dai_i2s_config()
722 		 rate, format);  in mtk_dai_i2s_config()
725 		i2s_priv->rate = rate;  in mtk_dai_i2s_config()
727 		if (i2s_priv->use_eiaj)  in mtk_dai_i2s_config()
730 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_dai_i2s_config()
735 		regmap_update_bits(afe->regmap, AFE_DAC_CON1,  in mtk_dai_i2s_config()
739 		i2s_con |= get_i2s_wlen(format) << I2S_WLEN_SFT;  in mtk_dai_i2s_config()
740 		regmap_update_bits(afe->regmap, AFE_I2S_CON,  in mtk_dai_i2s_config()
747 		i2s_con |= get_i2s_wlen(format) << I2S2_WLEN_SFT;  in mtk_dai_i2s_config()
748 		regmap_update_bits(afe->regmap, AFE_I2S_CON1,  in mtk_dai_i2s_config()
755 		i2s_con |= get_i2s_wlen(format) << I2S3_WLEN_SFT;  in mtk_dai_i2s_config()
756 		regmap_update_bits(afe->regmap, AFE_I2S_CON2,  in mtk_dai_i2s_config()
762 		i2s_con |= get_i2s_wlen(format) << I2S4_WLEN_SFT;  in mtk_dai_i2s_config()
763 		regmap_update_bits(afe->regmap, AFE_I2S_CON3,  in mtk_dai_i2s_config()
769 		i2s_con |= get_i2s_wlen(format) << I2S5_WLEN_SFT;  in mtk_dai_i2s_config()
770 		regmap_update_bits(afe->regmap, AFE_I2S_CON4,  in mtk_dai_i2s_config()
774 		dev_warn(afe->dev, "%s(), id %d not support\n",  in mtk_dai_i2s_config()
776 		return -EINVAL;  in mtk_dai_i2s_config()
780 	if (i2s_priv && i2s_priv->share_i2s_id >= 0)  in mtk_dai_i2s_config()
781 		ret = mtk_dai_i2s_config(afe, params, i2s_priv->share_i2s_id);  in mtk_dai_i2s_config()
788 				 struct snd_soc_dai *dai)  in mtk_dai_i2s_hw_params()  argument
790 	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);  in mtk_dai_i2s_hw_params()
792 	return mtk_dai_i2s_config(afe, params, dai->id);  in mtk_dai_i2s_hw_params()
795 static int mtk_dai_i2s_set_sysclk(struct snd_soc_dai *dai,  in mtk_dai_i2s_set_sysclk()  argument
798 	struct mtk_base_afe *afe = dev_get_drvdata(dai->dev);  in mtk_dai_i2s_set_sysclk()
799 	struct mt8183_afe_private *afe_priv = afe->platform_priv;  in mtk_dai_i2s_set_sysclk()
800 	struct mtk_afe_i2s_priv *i2s_priv = afe_priv->dai_priv[dai->id];  in mtk_dai_i2s_set_sysclk()
805 		dev_warn(afe->dev, "%s(), i2s_priv == NULL", __func__);  in mtk_dai_i2s_set_sysclk()
806 		return -EINVAL;  in mtk_dai_i2s_set_sysclk()
810 		dev_warn(afe->dev, "%s(), dir != SND_SOC_CLOCK_OUT", __func__);  in mtk_dai_i2s_set_sysclk()
811 		return -EINVAL;  in mtk_dai_i2s_set_sysclk()
814 	dev_info(afe->dev, "%s(), freq %d\n", __func__, freq);  in mtk_dai_i2s_set_sysclk()
820 		dev_warn(afe->dev, "%s(), freq > apll rate", __func__);  in mtk_dai_i2s_set_sysclk()
821 		return -EINVAL;  in mtk_dai_i2s_set_sysclk()
825 		dev_warn(afe->dev, "%s(), APLL cannot generate freq Hz",  in mtk_dai_i2s_set_sysclk()
827 		return -EINVAL;  in mtk_dai_i2s_set_sysclk()
830 	i2s_priv->mclk_rate = freq;  in mtk_dai_i2s_set_sysclk()
831 	i2s_priv->mclk_apll = apll;  in mtk_dai_i2s_set_sysclk()
833 	if (i2s_priv->share_i2s_id > 0) {  in mtk_dai_i2s_set_sysclk()
836 		share_i2s_priv = afe_priv->dai_priv[i2s_priv->share_i2s_id];  in mtk_dai_i2s_set_sysclk()
838 			dev_warn(afe->dev, "%s(), share_i2s_priv == NULL",  in mtk_dai_i2s_set_sysclk()
840 			return -EINVAL;  in mtk_dai_i2s_set_sysclk()
843 		share_i2s_priv->mclk_rate = i2s_priv->mclk_rate;  in mtk_dai_i2s_set_sysclk()
844 		share_i2s_priv->mclk_apll = i2s_priv->mclk_apll;  in mtk_dai_i2s_set_sysclk()
850 static int mtk_dai_i2s_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)  in mtk_dai_i2s_set_fmt()  argument
852 	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);  in mtk_dai_i2s_set_fmt()
853 	struct mt8183_afe_private *afe_priv = afe->platform_priv;  in mtk_dai_i2s_set_fmt()
856 	switch (dai->id) {  in mtk_dai_i2s_set_fmt()
864 		dev_warn(afe->dev, "%s(), id %d not support\n",  in mtk_dai_i2s_set_fmt()
865 			 __func__, dai->id);  in mtk_dai_i2s_set_fmt()
866 		return -EINVAL;  in mtk_dai_i2s_set_fmt()
868 	i2s_priv = afe_priv->dai_priv[dai->id];  in mtk_dai_i2s_set_fmt()
872 		i2s_priv->use_eiaj = 1;  in mtk_dai_i2s_set_fmt()
875 		i2s_priv->use_eiaj = 0;  in mtk_dai_i2s_set_fmt()
878 		dev_warn(afe->dev, "%s(), DAI format %d not support\n",  in mtk_dai_i2s_set_fmt()
880 		return -EINVAL;  in mtk_dai_i2s_set_fmt()
892 /* dai driver */
980 		.share_property_name = "i2s0-share",
981 		.share_i2s_id = -1,
986 		.share_property_name = "i2s1-share",
987 		.share_i2s_id = -1,
992 		.share_property_name = "i2s2-share",
993 		.share_i2s_id = -1,
998 		.share_property_name = "i2s3-share",
999 		.share_i2s_id = -1,
1004 		.share_property_name = "i2s5-share",
1005 		.share_i2s_id = -1,
1011 	struct mt8183_afe_private *afe_priv = afe->platform_priv;  in mt8183_dai_i2s_get_share()
1012 	const struct device_node *of_node = afe->dev->of_node;  in mt8183_dai_i2s_get_share()
1019 		i2s_priv = afe_priv->dai_priv[mt8183_i2s_priv[i].id];  in mt8183_dai_i2s_get_share()
1023 		i2s_priv->share_i2s_id = get_i2s_id_by_name(afe, of_str);  in mt8183_dai_i2s_get_share()
1031 	struct mt8183_afe_private *afe_priv = afe->platform_priv;  in mt8183_dai_i2s_set_priv()
1036 		i2s_priv = devm_kzalloc(afe->dev,  in mt8183_dai_i2s_set_priv()
1040 			return -ENOMEM;  in mt8183_dai_i2s_set_priv()
1045 		afe_priv->dai_priv[mt8183_i2s_priv[i].id] = i2s_priv;  in mt8183_dai_i2s_set_priv()
1053 	struct mtk_base_afe_dai *dai;  in mt8183_dai_i2s_register()  local
1056 	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);  in mt8183_dai_i2s_register()
1057 	if (!dai)  in mt8183_dai_i2s_register()
1058 		return -ENOMEM;  in mt8183_dai_i2s_register()
1060 	list_add(&dai->list, &afe->sub_dais);  in mt8183_dai_i2s_register()
1062 	dai->dai_drivers = mtk_dai_i2s_driver;  in mt8183_dai_i2s_register()
1063 	dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_i2s_driver);  in mt8183_dai_i2s_register()
1065 	dai->controls = mtk_dai_i2s_controls;  in mt8183_dai_i2s_register()
1066 	dai->num_controls = ARRAY_SIZE(mtk_dai_i2s_controls);  in mt8183_dai_i2s_register()
1067 	dai->dapm_widgets = mtk_dai_i2s_widgets;  in mt8183_dai_i2s_register()
1068 	dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_i2s_widgets);  in mt8183_dai_i2s_register()
1069 	dai->dapm_routes = mtk_dai_i2s_routes;  in mt8183_dai_i2s_register()
1070 	dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_i2s_routes);  in mt8183_dai_i2s_register()
1072 	/* set all dai i2s private data */  in mt8183_dai_i2s_register()