1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
3 // This file is provided under a dual BSD/GPLv2 license.  When using or
13 #include "../sof-priv.h"
14 #include "../sof-audio.h"
46 		fe_substream = snd_soc_dpcm_get_substream(dpcm->fe, dir);  in hda_check_fes()
47 		fe_hstream = fe_substream->runtime->private_data;  in hda_check_fes()
48 		if (fe_hstream->stream_tag == stream_tag)  in hda_check_fes()
64 	int stream_dir = substream->stream;  in hda_link_stream_assign()
66 	if (!bus->ppcap) {  in hda_link_stream_assign()
67 		dev_err(bus->dev, "stream type not supported\n");  in hda_link_stream_assign()
71 	list_for_each_entry(stream, &bus->stream_list, list) {  in hda_link_stream_assign()
74 		if (stream->direction != substream->stream)  in hda_link_stream_assign()
80 		if (!hstream->link_locked) {  in hda_link_stream_assign()
81 			if (stream->opened) {  in hda_link_stream_assign()
87 						  stream->stream_tag)) {  in hda_link_stream_assign()
98 				hda_stream->host_reserved = 1;  in hda_link_stream_assign()
109 		if (!res->decoupled)  in hda_link_stream_assign()
111 		spin_lock_irq(&bus->reg_lock);  in hda_link_stream_assign()
112 		res->link_locked = 1;  in hda_link_stream_assign()
113 		res->link_substream = substream;  in hda_link_stream_assign()
114 		spin_unlock_irq(&bus->reg_lock);  in hda_link_stream_assign()
123 	struct hdac_stream *hstream = &stream->hstream;  in hda_link_dma_params()
124 	unsigned char stream_tag = hstream->stream_tag;  in hda_link_dma_params()
125 	struct hdac_bus *bus = hstream->bus;  in hda_link_dma_params()
132 	format_val = snd_hdac_calc_stream_format(params->s_freq, params->ch,  in hda_link_dma_params()
133 						 params->format,  in hda_link_dma_params()
134 						 params->link_bps, 0);  in hda_link_dma_params()
136 	dev_dbg(bus->dev, "format_val=%d, rate=%d, ch=%d, format=%d\n",  in hda_link_dma_params()
137 		format_val, params->s_freq, params->ch, params->format);  in hda_link_dma_params()
141 	if (stream->hstream.direction == SNDRV_PCM_STREAM_PLAYBACK) {  in hda_link_dma_params()
142 		list_for_each_entry(link, &bus->hlink_list, list) {  in hda_link_dma_params()
143 			if (link->index == params->link_index)  in hda_link_dma_params()
149 	stream->link_prepared = 1;  in hda_link_dma_params()
154 /* Send DAI_CONFIG IPC to the DAI that matches the dai_name and direction */
163 	list_for_each_entry(sof_dai, &hda_stream->sdev->dai_list, list) {  in hda_link_config_ipc()
164 		if (!sof_dai->cpu_dai_name)  in hda_link_config_ipc()
167 		if (!strcmp(dai_name, sof_dai->cpu_dai_name) &&  in hda_link_config_ipc()
168 		    dir == sof_dai->comp_dai.direction) {  in hda_link_config_ipc()
169 			config = sof_dai->dai_config;  in hda_link_config_ipc()
172 				dev_err(hda_stream->sdev->dev,  in hda_link_config_ipc()
174 					sof_dai->name);  in hda_link_config_ipc()
175 				return -EINVAL;  in hda_link_config_ipc()
179 			config->hda.link_dma_ch = channel;  in hda_link_config_ipc()
182 			ret = sof_ipc_tx_message(hda_stream->sdev->ipc,  in hda_link_config_ipc()
183 						 config->hdr.cmd,  in hda_link_config_ipc()
185 						 config->hdr.size,  in hda_link_config_ipc()
189 				dev_err(hda_stream->sdev->dev,  in hda_link_config_ipc()
191 					sof_dai->name);  in hda_link_config_ipc()
196 	return -EINVAL;  in hda_link_config_ipc()
203 	struct hdac_stream *hstream = substream->runtime->private_data;  in hda_link_hw_params()
204 	struct hdac_bus *bus = hstream->bus;  in hda_link_hw_params()
219 			return -EBUSY;  in hda_link_hw_params()
224 	stream_tag = hdac_stream(link_dev)->stream_tag;  in hda_link_hw_params()
229 	ret = hda_link_config_ipc(hda_stream, dai->name, stream_tag - 1,  in hda_link_hw_params()
230 				  substream->stream);  in hda_link_hw_params()
234 	link = snd_hdac_ext_bus_get_link(bus, codec_dai->component->name);  in hda_link_hw_params()
236 		return -EINVAL;  in hda_link_hw_params()
239 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in hda_link_hw_params()
247 	p_params.stream = substream->stream;  in hda_link_hw_params()
248 	p_params.link_dma_id = stream_tag - 1;  in hda_link_hw_params()
249 	p_params.link_index = link->index;  in hda_link_hw_params()
252 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in hda_link_hw_params()
253 		p_params.link_bps = codec_dai->driver->playback.sig_bits;  in hda_link_hw_params()
255 		p_params.link_bps = codec_dai->driver->capture.sig_bits;  in hda_link_hw_params()
266 				snd_soc_component_get_drvdata(dai->component);  in hda_link_pcm_prepare()
268 	int stream = substream->stream;  in hda_link_pcm_prepare()
270 	if (link_dev->link_prepared)  in hda_link_pcm_prepare()
273 	dev_dbg(sdev->dev, "hda: prepare stream dir %d\n", substream->stream);  in hda_link_pcm_prepare()
275 	return hda_link_hw_params(substream, &rtd->dpcm[stream].hw_params,  in hda_link_pcm_prepare()
292 	hstream = substream->runtime->private_data;  in hda_link_pcm_trigger()
293 	bus = hstream->bus;  in hda_link_pcm_trigger()
296 	link = snd_hdac_ext_bus_get_link(bus, asoc_rtd_to_codec(rtd, 0)->component->name);  in hda_link_pcm_trigger()
298 		return -EINVAL;  in hda_link_pcm_trigger()
302 	dev_dbg(dai->dev, "In %s cmd=%d\n", __func__, cmd);  in hda_link_pcm_trigger()
308 			dev_err(dai->dev,  in hda_link_pcm_trigger()
324 		ret = hda_link_config_ipc(hda_stream, dai->name,  in hda_link_pcm_trigger()
325 					  DMA_CHAN_INVALID, substream->stream);  in hda_link_pcm_trigger()
329 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in hda_link_pcm_trigger()
330 			stream_tag = hdac_stream(link_dev)->stream_tag;  in hda_link_pcm_trigger()
334 		link_dev->link_prepared = 0;  in hda_link_pcm_trigger()
341 		return -EINVAL;  in hda_link_pcm_trigger()
358 	hstream = substream->runtime->private_data;  in hda_link_hw_free()
359 	bus = hstream->bus;  in hda_link_hw_free()
364 		dev_dbg(dai->dev,  in hda_link_hw_free()
366 		return -EINVAL;  in hda_link_hw_free()
372 	ret = hda_link_config_ipc(hda_stream, dai->name, DMA_CHAN_INVALID,  in hda_link_hw_free()
373 				  substream->stream);  in hda_link_hw_free()
377 	link = snd_hdac_ext_bus_get_link(bus, asoc_rtd_to_codec(rtd, 0)->component->name);  in hda_link_hw_free()
379 		return -EINVAL;  in hda_link_hw_free()
381 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in hda_link_hw_free()
382 		stream_tag = hdac_stream(link_dev)->stream_tag;  in hda_link_hw_free()
388 	link_dev->link_prepared = 0;  in hda_link_hw_free()
391 	hda_stream->host_reserved = 0;  in hda_link_hw_free()