1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
22 #include "../sof-audio.h"
27 #define SDnFMT_MULT(x)	(((x) - 1) << 11)
28 #define SDnFMT_DIV(x)	(((x) - 1) << 8)
42 static int hda_force_pause_support = -1;
45 		 "Pause support: -1: Use default, 0: Disable, 1: Enable (default -1)");
75 		dev_warn(sdev->dev, "can't find div rate %d using 48kHz\n",  in hda_dsp_get_mult_div()
95 		dev_warn(sdev->dev, "can't find %d bits using 16bit\n",  in hda_dsp_get_bits()
106 	struct hdac_stream *hstream = substream->runtime->private_data;  in hda_dsp_pcm_hw_params()
108 	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;  in hda_dsp_pcm_hw_params()
112 	hstream->substream = substream;  in hda_dsp_pcm_hw_params()
114 	dmab = substream->runtime->dma_buffer_p;  in hda_dsp_pcm_hw_params()
120 	if (!sdev->dspless_mode_selected) {  in hda_dsp_pcm_hw_params()
124 		hstream->format_val = rate | bits | (params_channels(params) - 1);  in hda_dsp_pcm_hw_params()
127 	hstream->bufsize = params_buffer_bytes(params);  in hda_dsp_pcm_hw_params()
128 	hstream->period_bytes = params_period_bytes(params);  in hda_dsp_pcm_hw_params()
129 	hstream->no_period_wakeup  =  in hda_dsp_pcm_hw_params()
130 			(params->info & SNDRV_PCM_INFO_NO_PERIOD_WAKEUP) &&  in hda_dsp_pcm_hw_params()
131 			(params->flags & SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP);  in hda_dsp_pcm_hw_params()
135 		dev_err(sdev->dev, "error: hdac prepare failed: %d\n", ret);  in hda_dsp_pcm_hw_params()
146 		platform_params->no_ipc_position = hda->no_ipc_position;  in hda_dsp_pcm_hw_params()
148 	platform_params->stream_tag = hstream->stream_tag;  in hda_dsp_pcm_hw_params()
157 	struct hdac_stream *hstream = substream->runtime->private_data;  in hda_dsp_pcm_ack()
158 	struct snd_pcm_runtime *runtime = substream->runtime;  in hda_dsp_pcm_ack()
162 	appl_pos = frames_to_bytes(runtime, runtime->control->appl_ptr);  in hda_dsp_pcm_ack()
163 	buf_size = frames_to_bytes(runtime, runtime->buffer_size);  in hda_dsp_pcm_ack()
171 	sof_io_write(sdev, hstream->spib_addr, spib);  in hda_dsp_pcm_ack()
180 	struct hdac_stream *hstream = substream->runtime->private_data;  in hda_dsp_pcm_trigger()
191 	struct snd_soc_component *scomp = sdev->component;  in hda_dsp_pcm_pointer()
192 	struct hdac_stream *hstream = substream->runtime->private_data;  in hda_dsp_pcm_pointer()
193 	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;  in hda_dsp_pcm_pointer()
199 		dev_warn_ratelimited(sdev->dev, "warn: can't find PCM with DAI ID %d\n",  in hda_dsp_pcm_pointer()
200 				     rtd->dai_link->id);  in hda_dsp_pcm_pointer()
204 	if (hda && !hda->no_ipc_position) {  in hda_dsp_pcm_pointer()
206 		pos = spcm->stream[substream->stream].posn.host_posn;  in hda_dsp_pcm_pointer()
210 	pos = hda_dsp_stream_get_position(hstream, substream->stream, true);  in hda_dsp_pcm_pointer()
212 	pos = bytes_to_frames(substream->runtime, pos);  in hda_dsp_pcm_pointer()
223 	struct snd_pcm_runtime *runtime = substream->runtime;  in hda_dsp_pcm_open()
224 	struct snd_soc_component *scomp = sdev->component;  in hda_dsp_pcm_open()
227 	int direction = substream->stream;  in hda_dsp_pcm_open()
232 		dev_err(sdev->dev, "error: can't find PCM with DAI ID %d\n", rtd->dai_link->id);  in hda_dsp_pcm_open()
233 		return -EINVAL;  in hda_dsp_pcm_open()
241 		runtime->hw.info |= SNDRV_PCM_INFO_NO_REWINDS | SNDRV_PCM_INFO_SYNC_APPLPTR;  in hda_dsp_pcm_open()
248 		runtime->hw.info &= ~SNDRV_PCM_INFO_PAUSE;  in hda_dsp_pcm_open()
256 	    (hda_force_pause_support == -1 &&  in hda_dsp_pcm_open()
257 	     !spcm->stream[substream->stream].pause_supported))  in hda_dsp_pcm_open()
258 		runtime->hw.info &= ~SNDRV_PCM_INFO_PAUSE;  in hda_dsp_pcm_open()
262 	    spcm->stream[substream->stream].d0i3_compatible)  in hda_dsp_pcm_open()
267 		dev_err(sdev->dev, "error: no stream available\n");  in hda_dsp_pcm_open()
268 		return -ENODEV;  in hda_dsp_pcm_open()
272 	snd_pcm_hw_constraint_step(substream->runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 4);  in hda_dsp_pcm_open()
275 	snd_pcm_hw_constraint_integer(substream->runtime,  in hda_dsp_pcm_open()
279 	if (runtime->hw.periods_max > HDA_DSP_MAX_BDL_ENTRIES)  in hda_dsp_pcm_open()
281 					     runtime->hw.periods_min,  in hda_dsp_pcm_open()
285 	if (sdev->dspless_mode_selected)  in hda_dsp_pcm_open()
286 		snd_pcm_hw_constraint_mask64(substream->runtime, SNDRV_PCM_HW_PARAM_FORMAT,  in hda_dsp_pcm_open()
299 	 * We need to add headroom of max 10ms as the firmware needs time to  in hda_dsp_pcm_open()
300 	 * settle to the 1ms pacing and initially it can run faster for few  in hda_dsp_pcm_open()
305 	if (spcm->stream[direction].dsp_max_burst_size_in_ms) {  in hda_dsp_pcm_open()
306 		unsigned int period_time = spcm->stream[direction].dsp_max_burst_size_in_ms;  in hda_dsp_pcm_open()
309 		 * add headroom over the maximum burst size to cover the time  in hda_dsp_pcm_open()
310 		 * needed for the DMA pace to settle.  in hda_dsp_pcm_open()
311 		 * Limit the headroom time to HDA_MAX_PERIOD_TIME_HEADROOM  in hda_dsp_pcm_open()
315 		snd_pcm_hw_constraint_minmax(substream->runtime,  in hda_dsp_pcm_open()
322 	substream->runtime->private_data = &dsp_stream->hstream;  in hda_dsp_pcm_open()
328 	dsp_stream->pplcllpl = 0;  in hda_dsp_pcm_open()
329 	dsp_stream->pplcllpu = 0;  in hda_dsp_pcm_open()
338 	struct hdac_stream *hstream = substream->runtime->private_data;  in hda_dsp_pcm_close()
339 	int direction = substream->stream;  in hda_dsp_pcm_close()
342 	ret = hda_dsp_stream_put(sdev, direction, hstream->stream_tag);  in hda_dsp_pcm_close()
345 		dev_dbg(sdev->dev, "stream %s not opened!\n", substream->name);  in hda_dsp_pcm_close()
346 		return -ENODEV;  in hda_dsp_pcm_close()
350 	substream->runtime->private_data = NULL;  in hda_dsp_pcm_close()