1 // SPDX-License-Identifier: GPL-2.0
3 // MediaTek ALSA SoC Audio DAI I2S Control
10 #include "mt8186-afe-common.h"
11 #include "mt8186-afe-gpio.h"
12 #include "mt8186-interconnection.h"
99 /* dai component */
122 	struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm);  in mtk_pcm_en_event()
125 	dev_dbg(afe->dev, "%s(), name %s, event 0x%x\n",  in mtk_pcm_en_event()
126 		__func__, w->name, event);  in mtk_pcm_en_event()
130 		mt8186_afe_gpio_request(afe->dev, true, MT8186_DAI_PCM, 0);  in mtk_pcm_en_event()
133 		mt8186_afe_gpio_request(afe->dev, false, MT8186_DAI_PCM, 0);  in mtk_pcm_en_event()
170 	/* inter-connections */
214 /* dai ops */
217 				 struct snd_soc_dai *dai)  in mtk_dai_pcm_hw_params()  argument
219 	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);  in mtk_dai_pcm_hw_params()
220 	struct mt8186_afe_private *afe_priv = afe->platform_priv;  in mtk_dai_pcm_hw_params()
221 	struct snd_soc_dapm_widget *p = snd_soc_dai_get_widget_playback(dai);  in mtk_dai_pcm_hw_params()
222 	struct snd_soc_dapm_widget *c = snd_soc_dai_get_widget_capture(dai);  in mtk_dai_pcm_hw_params()
223 	int pcm_id = dai->id;  in mtk_dai_pcm_hw_params()
224 	struct mtk_afe_pcm_priv *pcm_priv = afe_priv->dai_priv[pcm_id];  in mtk_dai_pcm_hw_params()
226 	unsigned int rate_reg = mt8186_rate_transform(afe->dev, rate, dai->id);  in mtk_dai_pcm_hw_params()
227 	snd_pcm_format_t format = params_format(params);  in mtk_dai_pcm_hw_params()  local
229 		snd_pcm_format_width(format);  in mtk_dai_pcm_hw_params()
231 		snd_pcm_format_physical_width(format);  in mtk_dai_pcm_hw_params()
234 	dev_dbg(afe->dev, "%s(), id %d, stream %d, widget active p %d, c %d\n",  in mtk_dai_pcm_hw_params()
235 		__func__, dai->id, substream->stream, p->active, c->active);  in mtk_dai_pcm_hw_params()
236 	dev_dbg(afe->dev, "%s(), rate %d, rate_reg %d, data_width %d, wlen_width %d\n",  in mtk_dai_pcm_hw_params()
239 	if (p->active || c->active)  in mtk_dai_pcm_hw_params()
242 	switch (dai->id) {  in mtk_dai_pcm_hw_params()
256 		/* format */  in mtk_dai_pcm_hw_params()
257 		pcm_con |= pcm_priv->fmt << PCM_FMT_SFT;  in mtk_dai_pcm_hw_params()
272 		pcm_con |= pcm_priv->lck_invert << PCM_SYNC_OUT_INV_SFT;  in mtk_dai_pcm_hw_params()
273 		pcm_con |= pcm_priv->bck_invert << PCM_BCLK_OUT_INV_SFT;  in mtk_dai_pcm_hw_params()
275 		regmap_update_bits(afe->regmap, PCM_INTF_CON1, 0xfffffffe, pcm_con);  in mtk_dai_pcm_hw_params()
278 		dev_err(afe->dev, "%s(), id %d not support\n", __func__, dai->id);  in mtk_dai_pcm_hw_params()
279 		return -EINVAL;  in mtk_dai_pcm_hw_params()
285 static int mtk_dai_pcm_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)  in mtk_dai_pcm_set_fmt()  argument
287 	struct mtk_base_afe *afe = snd_soc_dai_get_drvdata(dai);  in mtk_dai_pcm_set_fmt()
288 	struct mt8186_afe_private *afe_priv = afe->platform_priv;  in mtk_dai_pcm_set_fmt()
289 	struct mtk_afe_pcm_priv *pcm_priv = afe_priv->dai_priv[dai->id];  in mtk_dai_pcm_set_fmt()
291 	/* DAI mode*/  in mtk_dai_pcm_set_fmt()
294 		pcm_priv->fmt = AUD_PCM_FMT_I2S;  in mtk_dai_pcm_set_fmt()
297 		pcm_priv->fmt = AUD_PCM_FMT_EIAJ;  in mtk_dai_pcm_set_fmt()
300 		pcm_priv->fmt = AUD_PCM_FMT_PCM_MODE_A;  in mtk_dai_pcm_set_fmt()
303 		pcm_priv->fmt = AUD_PCM_FMT_PCM_MODE_B;  in mtk_dai_pcm_set_fmt()
306 		pcm_priv->fmt = AUD_PCM_FMT_I2S;  in mtk_dai_pcm_set_fmt()
309 	/* DAI clock inversion*/  in mtk_dai_pcm_set_fmt()
312 		pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;  in mtk_dai_pcm_set_fmt()
313 		pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;  in mtk_dai_pcm_set_fmt()
316 		pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;  in mtk_dai_pcm_set_fmt()
317 		pcm_priv->lck_invert = AUD_BCLK_OUT_INV_INVERSE;  in mtk_dai_pcm_set_fmt()
320 		pcm_priv->bck_invert = AUD_BCLK_OUT_INV_INVERSE;  in mtk_dai_pcm_set_fmt()
321 		pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;  in mtk_dai_pcm_set_fmt()
324 		pcm_priv->bck_invert = AUD_BCLK_OUT_INV_INVERSE;  in mtk_dai_pcm_set_fmt()
325 		pcm_priv->lck_invert = AUD_BCLK_OUT_INV_INVERSE;  in mtk_dai_pcm_set_fmt()
328 		pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;  in mtk_dai_pcm_set_fmt()
329 		pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;  in mtk_dai_pcm_set_fmt()
341 /* dai driver */
379 	pcm_priv = devm_kzalloc(afe->dev, sizeof(struct mtk_afe_pcm_priv),  in init_pcm_priv_data()
384 	pcm_priv->id = MT8186_DAI_PCM;  in init_pcm_priv_data()
385 	pcm_priv->fmt = AUD_PCM_FMT_I2S;  in init_pcm_priv_data()
386 	pcm_priv->bck_invert = AUD_BCLK_OUT_INV_NO_INVERSE;  in init_pcm_priv_data()
387 	pcm_priv->lck_invert = AUD_LRCLK_OUT_INV_NO_INVERSE;  in init_pcm_priv_data()
394 	struct mt8186_afe_private *afe_priv = afe->platform_priv;  in mt8186_dai_pcm_register()
396 	struct mtk_base_afe_dai *dai;  in mt8186_dai_pcm_register()  local
398 	dai = devm_kzalloc(afe->dev, sizeof(*dai), GFP_KERNEL);  in mt8186_dai_pcm_register()
399 	if (!dai)  in mt8186_dai_pcm_register()
400 		return -ENOMEM;  in mt8186_dai_pcm_register()
402 	list_add(&dai->list, &afe->sub_dais);  in mt8186_dai_pcm_register()
404 	dai->dai_drivers = mtk_dai_pcm_driver;  in mt8186_dai_pcm_register()
405 	dai->num_dai_drivers = ARRAY_SIZE(mtk_dai_pcm_driver);  in mt8186_dai_pcm_register()
407 	dai->dapm_widgets = mtk_dai_pcm_widgets;  in mt8186_dai_pcm_register()
408 	dai->num_dapm_widgets = ARRAY_SIZE(mtk_dai_pcm_widgets);  in mt8186_dai_pcm_register()
409 	dai->dapm_routes = mtk_dai_pcm_routes;  in mt8186_dai_pcm_register()
410 	dai->num_dapm_routes = ARRAY_SIZE(mtk_dai_pcm_routes);  in mt8186_dai_pcm_register()
414 		return -ENOMEM;  in mt8186_dai_pcm_register()
416 	afe_priv->dai_priv[MT8186_DAI_PCM] = pcm_priv;  in mt8186_dai_pcm_register()