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1802d0be | 1 | // SPDX-License-Identifier: GPL-2.0-only |
a4b12990 MB |
2 | /* |
3 | * Intel SST Haswell/Broadwell PCM Support | |
4 | * | |
5 | * Copyright (C) 2013, Intel Corporation. All rights reserved. | |
a4b12990 MB |
6 | */ |
7 | ||
8 | #include <linux/module.h> | |
9 | #include <linux/dma-mapping.h> | |
10 | #include <linux/slab.h> | |
a4b12990 | 11 | #include <linux/delay.h> |
2e4f7591 | 12 | #include <linux/pm_runtime.h> |
a4b12990 MB |
13 | #include <asm/page.h> |
14 | #include <asm/pgtable.h> | |
15 | #include <sound/core.h> | |
16 | #include <sound/pcm.h> | |
17 | #include <sound/pcm_params.h> | |
18 | #include <sound/dmaengine_pcm.h> | |
19 | #include <sound/soc.h> | |
20 | #include <sound/tlv.h> | |
21 | #include <sound/compress_driver.h> | |
22 | ||
ba57f682 JY |
23 | #include "../haswell/sst-haswell-ipc.h" |
24 | #include "../common/sst-dsp-priv.h" | |
25 | #include "../common/sst-dsp.h" | |
a4b12990 MB |
26 | |
27 | #define HSW_PCM_COUNT 6 | |
28 | #define HSW_VOLUME_MAX 0x7FFFFFFF /* 0dB */ | |
29 | ||
1b006996 LY |
30 | #define SST_OLD_POSITION(d, r, o) ((d) + \ |
31 | frames_to_bytes(r, o)) | |
32 | #define SST_SAMPLES(r, x) (bytes_to_samples(r, \ | |
33 | frames_to_bytes(r, (x)))) | |
34 | ||
a4b12990 MB |
35 | /* simple volume table */ |
36 | static const u32 volume_map[] = { | |
37 | HSW_VOLUME_MAX >> 30, | |
38 | HSW_VOLUME_MAX >> 29, | |
39 | HSW_VOLUME_MAX >> 28, | |
40 | HSW_VOLUME_MAX >> 27, | |
41 | HSW_VOLUME_MAX >> 26, | |
42 | HSW_VOLUME_MAX >> 25, | |
43 | HSW_VOLUME_MAX >> 24, | |
44 | HSW_VOLUME_MAX >> 23, | |
45 | HSW_VOLUME_MAX >> 22, | |
46 | HSW_VOLUME_MAX >> 21, | |
47 | HSW_VOLUME_MAX >> 20, | |
48 | HSW_VOLUME_MAX >> 19, | |
49 | HSW_VOLUME_MAX >> 18, | |
50 | HSW_VOLUME_MAX >> 17, | |
51 | HSW_VOLUME_MAX >> 16, | |
52 | HSW_VOLUME_MAX >> 15, | |
53 | HSW_VOLUME_MAX >> 14, | |
54 | HSW_VOLUME_MAX >> 13, | |
55 | HSW_VOLUME_MAX >> 12, | |
56 | HSW_VOLUME_MAX >> 11, | |
57 | HSW_VOLUME_MAX >> 10, | |
58 | HSW_VOLUME_MAX >> 9, | |
59 | HSW_VOLUME_MAX >> 8, | |
60 | HSW_VOLUME_MAX >> 7, | |
61 | HSW_VOLUME_MAX >> 6, | |
62 | HSW_VOLUME_MAX >> 5, | |
63 | HSW_VOLUME_MAX >> 4, | |
64 | HSW_VOLUME_MAX >> 3, | |
65 | HSW_VOLUME_MAX >> 2, | |
66 | HSW_VOLUME_MAX >> 1, | |
67 | HSW_VOLUME_MAX >> 0, | |
68 | }; | |
69 | ||
70 | #define HSW_PCM_PERIODS_MAX 64 | |
71 | #define HSW_PCM_PERIODS_MIN 2 | |
72 | ||
2e4f7591 LG |
73 | #define HSW_PCM_DAI_ID_SYSTEM 0 |
74 | #define HSW_PCM_DAI_ID_OFFLOAD0 1 | |
75 | #define HSW_PCM_DAI_ID_OFFLOAD1 2 | |
76 | #define HSW_PCM_DAI_ID_LOOPBACK 3 | |
2e4f7591 LG |
77 | |
78 | ||
a4b12990 MB |
79 | static const struct snd_pcm_hardware hsw_pcm_hardware = { |
80 | .info = SNDRV_PCM_INFO_MMAP | | |
81 | SNDRV_PCM_INFO_MMAP_VALID | | |
82 | SNDRV_PCM_INFO_INTERLEAVED | | |
83 | SNDRV_PCM_INFO_PAUSE | | |
84 | SNDRV_PCM_INFO_RESUME | | |
9fd37810 LY |
85 | SNDRV_PCM_INFO_NO_PERIOD_WAKEUP | |
86 | SNDRV_PCM_INFO_DRAIN_TRIGGER, | |
8e897618 | 87 | .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | |
a4b12990 MB |
88 | SNDRV_PCM_FMTBIT_S32_LE, |
89 | .period_bytes_min = PAGE_SIZE, | |
90 | .period_bytes_max = (HSW_PCM_PERIODS_MAX / HSW_PCM_PERIODS_MIN) * PAGE_SIZE, | |
91 | .periods_min = HSW_PCM_PERIODS_MIN, | |
92 | .periods_max = HSW_PCM_PERIODS_MAX, | |
93 | .buffer_bytes_max = HSW_PCM_PERIODS_MAX * PAGE_SIZE, | |
94 | }; | |
95 | ||
e9600bc1 LG |
96 | struct hsw_pcm_module_map { |
97 | int dai_id; | |
98b9c1d2 | 98 | int stream; |
e9600bc1 LG |
99 | enum sst_hsw_module_id mod_id; |
100 | }; | |
101 | ||
a4b12990 MB |
102 | /* private data for each PCM DSP stream */ |
103 | struct hsw_pcm_data { | |
104 | int dai_id; | |
105 | struct sst_hsw_stream *stream; | |
e9600bc1 | 106 | struct sst_module_runtime *runtime; |
2e4f7591 LG |
107 | struct sst_module_runtime_context context; |
108 | struct snd_pcm *hsw_pcm; | |
a4b12990 MB |
109 | u32 volume[2]; |
110 | struct snd_pcm_substream *substream; | |
111 | struct snd_compr_stream *cstream; | |
112 | unsigned int wpos; | |
113 | struct mutex mutex; | |
916152c4 | 114 | bool allocated; |
e9600bc1 | 115 | int persistent_offset; |
a4b12990 MB |
116 | }; |
117 | ||
2e4f7591 | 118 | enum hsw_pm_state { |
cd311dd1 JY |
119 | HSW_PM_STATE_D0 = 0, |
120 | HSW_PM_STATE_RTD3 = 1, | |
121 | HSW_PM_STATE_D3 = 2, | |
a4b12990 MB |
122 | }; |
123 | ||
124 | /* private data for the driver */ | |
125 | struct hsw_priv_data { | |
126 | /* runtime DSP */ | |
127 | struct sst_hsw *hsw; | |
2e4f7591 LG |
128 | struct device *dev; |
129 | enum hsw_pm_state pm_state; | |
130 | struct snd_soc_card *soc_card; | |
2c0ed634 | 131 | struct sst_module_runtime *runtime_waves; /* sound effect module */ |
a4b12990 MB |
132 | |
133 | /* page tables */ | |
0b708c87 | 134 | struct snd_dma_buffer dmab[HSW_PCM_COUNT][2]; |
a4b12990 MB |
135 | |
136 | /* DAI data */ | |
7ff9d671 JY |
137 | struct hsw_pcm_data pcm[HSW_PCM_COUNT][2]; |
138 | }; | |
139 | ||
140 | ||
141 | /* static mappings between PCMs and modules - may be dynamic in future */ | |
142 | static struct hsw_pcm_module_map mod_map[] = { | |
143 | {HSW_PCM_DAI_ID_SYSTEM, 0, SST_HSW_MODULE_PCM_SYSTEM}, | |
144 | {HSW_PCM_DAI_ID_OFFLOAD0, 0, SST_HSW_MODULE_PCM}, | |
145 | {HSW_PCM_DAI_ID_OFFLOAD1, 0, SST_HSW_MODULE_PCM}, | |
146 | {HSW_PCM_DAI_ID_LOOPBACK, 1, SST_HSW_MODULE_PCM_REFERENCE}, | |
147 | {HSW_PCM_DAI_ID_SYSTEM, 1, SST_HSW_MODULE_PCM_CAPTURE}, | |
a4b12990 MB |
148 | }; |
149 | ||
916152c4 LG |
150 | static u32 hsw_notify_pointer(struct sst_hsw_stream *stream, void *data); |
151 | ||
a4b12990 MB |
152 | static inline u32 hsw_mixer_to_ipc(unsigned int value) |
153 | { | |
154 | if (value >= ARRAY_SIZE(volume_map)) | |
155 | return volume_map[0]; | |
156 | else | |
157 | return volume_map[value]; | |
158 | } | |
159 | ||
160 | static inline unsigned int hsw_ipc_to_mixer(u32 value) | |
161 | { | |
162 | int i; | |
163 | ||
164 | for (i = 0; i < ARRAY_SIZE(volume_map); i++) { | |
165 | if (volume_map[i] >= value) | |
166 | return i; | |
167 | } | |
168 | ||
169 | return i - 1; | |
170 | } | |
171 | ||
172 | static int hsw_stream_volume_put(struct snd_kcontrol *kcontrol, | |
173 | struct snd_ctl_elem_value *ucontrol) | |
174 | { | |
2ee178db | 175 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
a4b12990 MB |
176 | struct soc_mixer_control *mc = |
177 | (struct soc_mixer_control *)kcontrol->private_value; | |
2e4f7591 | 178 | struct hsw_priv_data *pdata = |
2ee178db | 179 | snd_soc_component_get_drvdata(component); |
7ff9d671 | 180 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
181 | struct sst_hsw *hsw = pdata->hsw; |
182 | u32 volume; | |
7ff9d671 JY |
183 | int dai, stream; |
184 | ||
185 | dai = mod_map[mc->reg].dai_id; | |
186 | stream = mod_map[mc->reg].stream; | |
187 | pcm_data = &pdata->pcm[dai][stream]; | |
a4b12990 MB |
188 | |
189 | mutex_lock(&pcm_data->mutex); | |
2e4f7591 | 190 | pm_runtime_get_sync(pdata->dev); |
a4b12990 MB |
191 | |
192 | if (!pcm_data->stream) { | |
193 | pcm_data->volume[0] = | |
194 | hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
195 | pcm_data->volume[1] = | |
196 | hsw_mixer_to_ipc(ucontrol->value.integer.value[1]); | |
2e4f7591 LG |
197 | pm_runtime_mark_last_busy(pdata->dev); |
198 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
199 | mutex_unlock(&pcm_data->mutex); |
200 | return 0; | |
201 | } | |
202 | ||
203 | if (ucontrol->value.integer.value[0] == | |
204 | ucontrol->value.integer.value[1]) { | |
205 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
f1e59825 JY |
206 | /* apply volume value to all channels */ |
207 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, SST_HSW_CHANNELS_ALL, volume); | |
a4b12990 MB |
208 | } else { |
209 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
210 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, 0, volume); | |
211 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[1]); | |
212 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, 1, volume); | |
213 | } | |
214 | ||
2e4f7591 LG |
215 | pm_runtime_mark_last_busy(pdata->dev); |
216 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
217 | mutex_unlock(&pcm_data->mutex); |
218 | return 0; | |
219 | } | |
220 | ||
221 | static int hsw_stream_volume_get(struct snd_kcontrol *kcontrol, | |
222 | struct snd_ctl_elem_value *ucontrol) | |
223 | { | |
2ee178db | 224 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
a4b12990 MB |
225 | struct soc_mixer_control *mc = |
226 | (struct soc_mixer_control *)kcontrol->private_value; | |
2e4f7591 | 227 | struct hsw_priv_data *pdata = |
2ee178db | 228 | snd_soc_component_get_drvdata(component); |
7ff9d671 | 229 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
230 | struct sst_hsw *hsw = pdata->hsw; |
231 | u32 volume; | |
7ff9d671 JY |
232 | int dai, stream; |
233 | ||
234 | dai = mod_map[mc->reg].dai_id; | |
235 | stream = mod_map[mc->reg].stream; | |
236 | pcm_data = &pdata->pcm[dai][stream]; | |
a4b12990 MB |
237 | |
238 | mutex_lock(&pcm_data->mutex); | |
2e4f7591 | 239 | pm_runtime_get_sync(pdata->dev); |
a4b12990 MB |
240 | |
241 | if (!pcm_data->stream) { | |
242 | ucontrol->value.integer.value[0] = | |
243 | hsw_ipc_to_mixer(pcm_data->volume[0]); | |
244 | ucontrol->value.integer.value[1] = | |
245 | hsw_ipc_to_mixer(pcm_data->volume[1]); | |
2e4f7591 LG |
246 | pm_runtime_mark_last_busy(pdata->dev); |
247 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
248 | mutex_unlock(&pcm_data->mutex); |
249 | return 0; | |
250 | } | |
251 | ||
252 | sst_hsw_stream_get_volume(hsw, pcm_data->stream, 0, 0, &volume); | |
253 | ucontrol->value.integer.value[0] = hsw_ipc_to_mixer(volume); | |
254 | sst_hsw_stream_get_volume(hsw, pcm_data->stream, 0, 1, &volume); | |
255 | ucontrol->value.integer.value[1] = hsw_ipc_to_mixer(volume); | |
2e4f7591 LG |
256 | |
257 | pm_runtime_mark_last_busy(pdata->dev); | |
258 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
259 | mutex_unlock(&pcm_data->mutex); |
260 | ||
261 | return 0; | |
262 | } | |
263 | ||
264 | static int hsw_volume_put(struct snd_kcontrol *kcontrol, | |
265 | struct snd_ctl_elem_value *ucontrol) | |
266 | { | |
2ee178db KM |
267 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
268 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
a4b12990 MB |
269 | struct sst_hsw *hsw = pdata->hsw; |
270 | u32 volume; | |
271 | ||
2e4f7591 LG |
272 | pm_runtime_get_sync(pdata->dev); |
273 | ||
a4b12990 MB |
274 | if (ucontrol->value.integer.value[0] == |
275 | ucontrol->value.integer.value[1]) { | |
276 | ||
277 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
f1e59825 | 278 | sst_hsw_mixer_set_volume(hsw, 0, SST_HSW_CHANNELS_ALL, volume); |
a4b12990 MB |
279 | |
280 | } else { | |
281 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
282 | sst_hsw_mixer_set_volume(hsw, 0, 0, volume); | |
283 | ||
284 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[1]); | |
285 | sst_hsw_mixer_set_volume(hsw, 0, 1, volume); | |
286 | } | |
287 | ||
2e4f7591 LG |
288 | pm_runtime_mark_last_busy(pdata->dev); |
289 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
290 | return 0; |
291 | } | |
292 | ||
293 | static int hsw_volume_get(struct snd_kcontrol *kcontrol, | |
294 | struct snd_ctl_elem_value *ucontrol) | |
295 | { | |
2ee178db KM |
296 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
297 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
a4b12990 MB |
298 | struct sst_hsw *hsw = pdata->hsw; |
299 | unsigned int volume = 0; | |
300 | ||
2e4f7591 | 301 | pm_runtime_get_sync(pdata->dev); |
a4b12990 MB |
302 | sst_hsw_mixer_get_volume(hsw, 0, 0, &volume); |
303 | ucontrol->value.integer.value[0] = hsw_ipc_to_mixer(volume); | |
304 | ||
305 | sst_hsw_mixer_get_volume(hsw, 0, 1, &volume); | |
306 | ucontrol->value.integer.value[1] = hsw_ipc_to_mixer(volume); | |
307 | ||
2e4f7591 LG |
308 | pm_runtime_mark_last_busy(pdata->dev); |
309 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
310 | return 0; |
311 | } | |
312 | ||
76c07b82 LH |
313 | static int hsw_waves_switch_get(struct snd_kcontrol *kcontrol, |
314 | struct snd_ctl_elem_value *ucontrol) | |
315 | { | |
2ee178db KM |
316 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
317 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
76c07b82 LH |
318 | struct sst_hsw *hsw = pdata->hsw; |
319 | enum sst_hsw_module_id id = SST_HSW_MODULE_WAVES; | |
320 | ||
321 | ucontrol->value.integer.value[0] = | |
322 | (sst_hsw_is_module_active(hsw, id) || | |
323 | sst_hsw_is_module_enabled_rtd3(hsw, id)); | |
324 | return 0; | |
325 | } | |
326 | ||
327 | static int hsw_waves_switch_put(struct snd_kcontrol *kcontrol, | |
328 | struct snd_ctl_elem_value *ucontrol) | |
329 | { | |
2ee178db KM |
330 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
331 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
76c07b82 LH |
332 | struct sst_hsw *hsw = pdata->hsw; |
333 | int ret = 0; | |
334 | enum sst_hsw_module_id id = SST_HSW_MODULE_WAVES; | |
335 | bool switch_on = (bool)ucontrol->value.integer.value[0]; | |
336 | ||
337 | /* if module is in RAM on the DSP, apply user settings to module through | |
338 | * ipc. If module is not in RAM on the DSP, store user setting for | |
339 | * track */ | |
340 | if (sst_hsw_is_module_loaded(hsw, id)) { | |
341 | if (switch_on == sst_hsw_is_module_active(hsw, id)) | |
342 | return 0; | |
343 | ||
344 | if (switch_on) | |
345 | ret = sst_hsw_module_enable(hsw, id, 0); | |
346 | else | |
347 | ret = sst_hsw_module_disable(hsw, id, 0); | |
348 | } else { | |
349 | if (switch_on == sst_hsw_is_module_enabled_rtd3(hsw, id)) | |
350 | return 0; | |
351 | ||
352 | if (switch_on) | |
353 | sst_hsw_set_module_enabled_rtd3(hsw, id); | |
354 | else | |
355 | sst_hsw_set_module_disabled_rtd3(hsw, id); | |
356 | } | |
357 | ||
358 | return ret; | |
359 | } | |
360 | ||
3814c204 LH |
361 | static int hsw_waves_param_get(struct snd_kcontrol *kcontrol, |
362 | struct snd_ctl_elem_value *ucontrol) | |
363 | { | |
2ee178db KM |
364 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
365 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
3814c204 LH |
366 | struct sst_hsw *hsw = pdata->hsw; |
367 | ||
368 | /* return a matching line from param buffer */ | |
369 | return sst_hsw_load_param_line(hsw, ucontrol->value.bytes.data); | |
370 | } | |
371 | ||
372 | static int hsw_waves_param_put(struct snd_kcontrol *kcontrol, | |
373 | struct snd_ctl_elem_value *ucontrol) | |
374 | { | |
2ee178db KM |
375 | struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); |
376 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
3814c204 LH |
377 | struct sst_hsw *hsw = pdata->hsw; |
378 | int ret; | |
379 | enum sst_hsw_module_id id = SST_HSW_MODULE_WAVES; | |
380 | int param_id = ucontrol->value.bytes.data[0]; | |
381 | int param_size = WAVES_PARAM_COUNT; | |
382 | ||
383 | /* clear param buffer and reset buffer index */ | |
384 | if (param_id == 0xFF) { | |
385 | sst_hsw_reset_param_buf(hsw); | |
386 | return 0; | |
387 | } | |
388 | ||
389 | /* store params into buffer */ | |
390 | ret = sst_hsw_store_param_line(hsw, ucontrol->value.bytes.data); | |
391 | if (ret < 0) | |
392 | return ret; | |
393 | ||
5d5b275d | 394 | if (sst_hsw_is_module_active(hsw, id)) |
3814c204 LH |
395 | ret = sst_hsw_module_set_param(hsw, id, 0, param_id, |
396 | param_size, ucontrol->value.bytes.data); | |
3814c204 LH |
397 | return ret; |
398 | } | |
399 | ||
a4b12990 MB |
400 | /* TLV used by both global and stream volumes */ |
401 | static const DECLARE_TLV_DB_SCALE(hsw_vol_tlv, -9000, 300, 1); | |
402 | ||
403 | /* System Pin has no volume control */ | |
404 | static const struct snd_kcontrol_new hsw_volume_controls[] = { | |
405 | /* Global DSP volume */ | |
406 | SOC_DOUBLE_EXT_TLV("Master Playback Volume", 0, 0, 8, | |
c5f0406b | 407 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 MB |
408 | hsw_volume_get, hsw_volume_put, hsw_vol_tlv), |
409 | /* Offload 0 volume */ | |
410 | SOC_DOUBLE_EXT_TLV("Media0 Playback Volume", 1, 0, 8, | |
c5f0406b | 411 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 MB |
412 | hsw_stream_volume_get, hsw_stream_volume_put, hsw_vol_tlv), |
413 | /* Offload 1 volume */ | |
414 | SOC_DOUBLE_EXT_TLV("Media1 Playback Volume", 2, 0, 8, | |
c5f0406b | 415 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 MB |
416 | hsw_stream_volume_get, hsw_stream_volume_put, hsw_vol_tlv), |
417 | /* Mic Capture volume */ | |
7ff9d671 | 418 | SOC_DOUBLE_EXT_TLV("Mic Capture Volume", 4, 0, 8, |
c5f0406b | 419 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 | 420 | hsw_stream_volume_get, hsw_stream_volume_put, hsw_vol_tlv), |
76c07b82 LH |
421 | /* enable/disable module waves */ |
422 | SOC_SINGLE_BOOL_EXT("Waves Switch", 0, | |
423 | hsw_waves_switch_get, hsw_waves_switch_put), | |
3814c204 LH |
424 | /* set parameters to module waves */ |
425 | SND_SOC_BYTES_EXT("Waves Set Param", WAVES_PARAM_COUNT, | |
426 | hsw_waves_param_get, hsw_waves_param_put), | |
a4b12990 MB |
427 | }; |
428 | ||
429 | /* Create DMA buffer page table for DSP */ | |
0b708c87 LG |
430 | static int create_adsp_page_table(struct snd_pcm_substream *substream, |
431 | struct hsw_priv_data *pdata, struct snd_soc_pcm_runtime *rtd, | |
432 | unsigned char *dma_area, size_t size, int pcm) | |
a4b12990 | 433 | { |
0b708c87 LG |
434 | struct snd_dma_buffer *dmab = snd_pcm_get_dma_buf(substream); |
435 | int i, pages, stream = substream->stream; | |
a4b12990 | 436 | |
0b708c87 | 437 | pages = snd_sgbuf_aligned_pages(size); |
a4b12990 | 438 | |
396cbebe | 439 | dev_dbg(rtd->dev, "generating page table for %p size 0x%zx pages %d\n", |
a4b12990 MB |
440 | dma_area, size, pages); |
441 | ||
442 | for (i = 0; i < pages; i++) { | |
443 | u32 idx = (((i << 2) + i)) >> 1; | |
0b708c87 | 444 | u32 pfn = snd_sgbuf_get_addr(dmab, i * PAGE_SIZE) >> PAGE_SHIFT; |
a4b12990 MB |
445 | u32 *pg_table; |
446 | ||
447 | dev_dbg(rtd->dev, "pfn i %i idx %d pfn %x\n", i, idx, pfn); | |
448 | ||
0b708c87 | 449 | pg_table = (u32 *)(pdata->dmab[pcm][stream].area + idx); |
a4b12990 MB |
450 | |
451 | if (i & 1) | |
452 | *pg_table |= (pfn << 4); | |
453 | else | |
454 | *pg_table |= pfn; | |
455 | } | |
456 | ||
457 | return 0; | |
458 | } | |
459 | ||
460 | /* this may get called several times by oss emulation */ | |
461 | static int hsw_pcm_hw_params(struct snd_pcm_substream *substream, | |
462 | struct snd_pcm_hw_params *params) | |
463 | { | |
464 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
465 | struct snd_pcm_runtime *runtime = substream->runtime; | |
2ee178db KM |
466 | struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); |
467 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
7ff9d671 | 468 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
469 | struct sst_hsw *hsw = pdata->hsw; |
470 | struct sst_module *module_data; | |
471 | struct sst_dsp *dsp; | |
0b708c87 | 472 | struct snd_dma_buffer *dmab; |
a4b12990 MB |
473 | enum sst_hsw_stream_type stream_type; |
474 | enum sst_hsw_stream_path_id path_id; | |
475 | u32 rate, bits, map, pages, module_id; | |
476 | u8 channels; | |
7ff9d671 JY |
477 | int ret, dai; |
478 | ||
479 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
480 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
a4b12990 | 481 | |
916152c4 LG |
482 | /* check if we are being called a subsequent time */ |
483 | if (pcm_data->allocated) { | |
484 | ret = sst_hsw_stream_reset(hsw, pcm_data->stream); | |
485 | if (ret < 0) | |
486 | dev_dbg(rtd->dev, "error: reset stream failed %d\n", | |
487 | ret); | |
488 | ||
489 | ret = sst_hsw_stream_free(hsw, pcm_data->stream); | |
490 | if (ret < 0) { | |
491 | dev_dbg(rtd->dev, "error: free stream failed %d\n", | |
492 | ret); | |
493 | return ret; | |
494 | } | |
495 | pcm_data->allocated = false; | |
496 | ||
497 | pcm_data->stream = sst_hsw_stream_new(hsw, rtd->cpu_dai->id, | |
498 | hsw_notify_pointer, pcm_data); | |
499 | if (pcm_data->stream == NULL) { | |
500 | dev_err(rtd->dev, "error: failed to create stream\n"); | |
501 | return -EINVAL; | |
502 | } | |
503 | } | |
504 | ||
a4b12990 MB |
505 | /* stream direction */ |
506 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
507 | path_id = SST_HSW_STREAM_PATH_SSP0_OUT; | |
508 | else | |
509 | path_id = SST_HSW_STREAM_PATH_SSP0_IN; | |
510 | ||
511 | /* DSP stream type depends on DAI ID */ | |
512 | switch (rtd->cpu_dai->id) { | |
513 | case 0: | |
7bb73cbd JY |
514 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { |
515 | stream_type = SST_HSW_STREAM_TYPE_SYSTEM; | |
516 | module_id = SST_HSW_MODULE_PCM_SYSTEM; | |
517 | } | |
518 | else { | |
519 | stream_type = SST_HSW_STREAM_TYPE_CAPTURE; | |
520 | module_id = SST_HSW_MODULE_PCM_CAPTURE; | |
521 | } | |
a4b12990 MB |
522 | break; |
523 | case 1: | |
524 | case 2: | |
525 | stream_type = SST_HSW_STREAM_TYPE_RENDER; | |
526 | module_id = SST_HSW_MODULE_PCM; | |
527 | break; | |
528 | case 3: | |
529 | /* path ID needs to be OUT for loopback */ | |
530 | stream_type = SST_HSW_STREAM_TYPE_LOOPBACK; | |
531 | path_id = SST_HSW_STREAM_PATH_SSP0_OUT; | |
532 | module_id = SST_HSW_MODULE_PCM_REFERENCE; | |
533 | break; | |
a4b12990 MB |
534 | default: |
535 | dev_err(rtd->dev, "error: invalid DAI ID %d\n", | |
536 | rtd->cpu_dai->id); | |
537 | return -EINVAL; | |
6c541458 | 538 | } |
a4b12990 MB |
539 | |
540 | ret = sst_hsw_stream_format(hsw, pcm_data->stream, | |
541 | path_id, stream_type, SST_HSW_STREAM_FORMAT_PCM_FORMAT); | |
542 | if (ret < 0) { | |
543 | dev_err(rtd->dev, "error: failed to set format %d\n", ret); | |
544 | return ret; | |
545 | } | |
546 | ||
547 | rate = params_rate(params); | |
548 | ret = sst_hsw_stream_set_rate(hsw, pcm_data->stream, rate); | |
549 | if (ret < 0) { | |
550 | dev_err(rtd->dev, "error: could not set rate %d\n", rate); | |
551 | return ret; | |
552 | } | |
553 | ||
554 | switch (params_format(params)) { | |
555 | case SNDRV_PCM_FORMAT_S16_LE: | |
556 | bits = SST_HSW_DEPTH_16BIT; | |
557 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 16); | |
558 | break; | |
559 | case SNDRV_PCM_FORMAT_S24_LE: | |
8e897618 JY |
560 | bits = SST_HSW_DEPTH_32BIT; |
561 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 24); | |
562 | break; | |
563 | case SNDRV_PCM_FORMAT_S8: | |
564 | bits = SST_HSW_DEPTH_8BIT; | |
565 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 8); | |
566 | break; | |
567 | case SNDRV_PCM_FORMAT_S32_LE: | |
568 | bits = SST_HSW_DEPTH_32BIT; | |
a4b12990 MB |
569 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 32); |
570 | break; | |
571 | default: | |
572 | dev_err(rtd->dev, "error: invalid format %d\n", | |
573 | params_format(params)); | |
574 | return -EINVAL; | |
575 | } | |
576 | ||
577 | ret = sst_hsw_stream_set_bits(hsw, pcm_data->stream, bits); | |
578 | if (ret < 0) { | |
579 | dev_err(rtd->dev, "error: could not set bits %d\n", bits); | |
580 | return ret; | |
581 | } | |
582 | ||
a4b12990 | 583 | channels = params_channels(params); |
a4b12990 MB |
584 | map = create_channel_map(SST_HSW_CHANNEL_CONFIG_STEREO); |
585 | sst_hsw_stream_set_map_config(hsw, pcm_data->stream, | |
586 | map, SST_HSW_CHANNEL_CONFIG_STEREO); | |
587 | ||
588 | ret = sst_hsw_stream_set_channels(hsw, pcm_data->stream, channels); | |
589 | if (ret < 0) { | |
590 | dev_err(rtd->dev, "error: could not set channels %d\n", | |
591 | channels); | |
592 | return ret; | |
593 | } | |
594 | ||
595 | ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); | |
596 | if (ret < 0) { | |
597 | dev_err(rtd->dev, "error: could not allocate %d bytes for PCM %d\n", | |
598 | params_buffer_bytes(params), ret); | |
599 | return ret; | |
600 | } | |
601 | ||
0b708c87 LG |
602 | dmab = snd_pcm_get_dma_buf(substream); |
603 | ||
604 | ret = create_adsp_page_table(substream, pdata, rtd, runtime->dma_area, | |
605 | runtime->dma_bytes, rtd->cpu_dai->id); | |
a4b12990 MB |
606 | if (ret < 0) |
607 | return ret; | |
608 | ||
609 | sst_hsw_stream_set_style(hsw, pcm_data->stream, | |
610 | SST_HSW_INTERLEAVING_PER_CHANNEL); | |
611 | ||
612 | if (runtime->dma_bytes % PAGE_SIZE) | |
613 | pages = (runtime->dma_bytes / PAGE_SIZE) + 1; | |
614 | else | |
615 | pages = runtime->dma_bytes / PAGE_SIZE; | |
616 | ||
617 | ret = sst_hsw_stream_buffer(hsw, pcm_data->stream, | |
0b708c87 | 618 | pdata->dmab[rtd->cpu_dai->id][substream->stream].addr, |
a4b12990 | 619 | pages, runtime->dma_bytes, 0, |
0b708c87 | 620 | snd_sgbuf_get_addr(dmab, 0) >> PAGE_SHIFT); |
a4b12990 MB |
621 | if (ret < 0) { |
622 | dev_err(rtd->dev, "error: failed to set DMA buffer %d\n", ret); | |
623 | return ret; | |
624 | } | |
625 | ||
626 | dsp = sst_hsw_get_dsp(hsw); | |
627 | ||
628 | module_data = sst_module_get_from_id(dsp, module_id); | |
629 | if (module_data == NULL) { | |
630 | dev_err(rtd->dev, "error: failed to get module config\n"); | |
631 | return -EINVAL; | |
632 | } | |
633 | ||
e9600bc1 LG |
634 | sst_hsw_stream_set_module_info(hsw, pcm_data->stream, |
635 | pcm_data->runtime); | |
a4b12990 MB |
636 | |
637 | ret = sst_hsw_stream_commit(hsw, pcm_data->stream); | |
638 | if (ret < 0) { | |
639 | dev_err(rtd->dev, "error: failed to commit stream %d\n", ret); | |
640 | return ret; | |
641 | } | |
f1e59825 JY |
642 | |
643 | if (!pcm_data->allocated) { | |
644 | /* Set previous saved volume */ | |
645 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, | |
646 | 0, pcm_data->volume[0]); | |
647 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, | |
648 | 1, pcm_data->volume[1]); | |
649 | pcm_data->allocated = true; | |
650 | } | |
a4b12990 MB |
651 | |
652 | ret = sst_hsw_stream_pause(hsw, pcm_data->stream, 1); | |
653 | if (ret < 0) | |
654 | dev_err(rtd->dev, "error: failed to pause %d\n", ret); | |
655 | ||
656 | return 0; | |
657 | } | |
658 | ||
659 | static int hsw_pcm_hw_free(struct snd_pcm_substream *substream) | |
660 | { | |
661 | snd_pcm_lib_free_pages(substream); | |
662 | return 0; | |
663 | } | |
664 | ||
665 | static int hsw_pcm_trigger(struct snd_pcm_substream *substream, int cmd) | |
666 | { | |
667 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
2ee178db KM |
668 | struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); |
669 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
7ff9d671 | 670 | struct hsw_pcm_data *pcm_data; |
1b006996 | 671 | struct sst_hsw_stream *sst_stream; |
a4b12990 | 672 | struct sst_hsw *hsw = pdata->hsw; |
1b006996 LY |
673 | struct snd_pcm_runtime *runtime = substream->runtime; |
674 | snd_pcm_uframes_t pos; | |
7ff9d671 JY |
675 | int dai; |
676 | ||
677 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
678 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
1b006996 | 679 | sst_stream = pcm_data->stream; |
a4b12990 MB |
680 | |
681 | switch (cmd) { | |
682 | case SNDRV_PCM_TRIGGER_START: | |
683 | case SNDRV_PCM_TRIGGER_RESUME: | |
684 | case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: | |
1b006996 | 685 | sst_hsw_stream_set_silence_start(hsw, sst_stream, false); |
a4b12990 MB |
686 | sst_hsw_stream_resume(hsw, pcm_data->stream, 0); |
687 | break; | |
688 | case SNDRV_PCM_TRIGGER_STOP: | |
689 | case SNDRV_PCM_TRIGGER_SUSPEND: | |
690 | case SNDRV_PCM_TRIGGER_PAUSE_PUSH: | |
1b006996 | 691 | sst_hsw_stream_set_silence_start(hsw, sst_stream, false); |
a4b12990 MB |
692 | sst_hsw_stream_pause(hsw, pcm_data->stream, 0); |
693 | break; | |
1b006996 LY |
694 | case SNDRV_PCM_TRIGGER_DRAIN: |
695 | pos = runtime->control->appl_ptr % runtime->buffer_size; | |
696 | sst_hsw_stream_set_old_position(hsw, pcm_data->stream, pos); | |
697 | sst_hsw_stream_set_silence_start(hsw, sst_stream, true); | |
698 | break; | |
a4b12990 MB |
699 | default: |
700 | break; | |
701 | } | |
702 | ||
703 | return 0; | |
704 | } | |
705 | ||
706 | static u32 hsw_notify_pointer(struct sst_hsw_stream *stream, void *data) | |
707 | { | |
708 | struct hsw_pcm_data *pcm_data = data; | |
709 | struct snd_pcm_substream *substream = pcm_data->substream; | |
710 | struct snd_pcm_runtime *runtime = substream->runtime; | |
711 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
2ee178db KM |
712 | struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); |
713 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
1b006996 | 714 | struct sst_hsw *hsw = pdata->hsw; |
a4b12990 | 715 | u32 pos; |
1b006996 LY |
716 | snd_pcm_uframes_t position = bytes_to_frames(runtime, |
717 | sst_hsw_get_dsp_position(hsw, pcm_data->stream)); | |
718 | unsigned char *dma_area = runtime->dma_area; | |
719 | snd_pcm_uframes_t dma_frames = | |
720 | bytes_to_frames(runtime, runtime->dma_bytes); | |
721 | snd_pcm_uframes_t old_position; | |
722 | ssize_t samples; | |
a4b12990 MB |
723 | |
724 | pos = frames_to_bytes(runtime, | |
725 | (runtime->control->appl_ptr % runtime->buffer_size)); | |
726 | ||
8046249d | 727 | dev_vdbg(rtd->dev, "PCM: App pointer %d bytes\n", pos); |
a4b12990 | 728 | |
1b006996 LY |
729 | /* SST fw don't know where to stop dma |
730 | * So, SST driver need to clean the data which has been consumed | |
731 | */ | |
732 | if (dma_area == NULL || dma_frames <= 0 | |
733 | || (substream->stream == SNDRV_PCM_STREAM_CAPTURE) | |
734 | || !sst_hsw_stream_get_silence_start(hsw, stream)) { | |
735 | snd_pcm_period_elapsed(substream); | |
736 | return pos; | |
737 | } | |
738 | ||
739 | old_position = sst_hsw_stream_get_old_position(hsw, stream); | |
740 | if (position > old_position) { | |
741 | if (position < dma_frames) { | |
742 | samples = SST_SAMPLES(runtime, position - old_position); | |
743 | snd_pcm_format_set_silence(runtime->format, | |
744 | SST_OLD_POSITION(dma_area, | |
745 | runtime, old_position), | |
746 | samples); | |
747 | } else | |
748 | dev_err(rtd->dev, "PCM: position is wrong\n"); | |
749 | } else { | |
750 | if (old_position < dma_frames) { | |
751 | samples = SST_SAMPLES(runtime, | |
752 | dma_frames - old_position); | |
753 | snd_pcm_format_set_silence(runtime->format, | |
754 | SST_OLD_POSITION(dma_area, | |
755 | runtime, old_position), | |
756 | samples); | |
757 | } else | |
758 | dev_err(rtd->dev, "PCM: dma_bytes is wrong\n"); | |
759 | if (position < dma_frames) { | |
760 | samples = SST_SAMPLES(runtime, position); | |
761 | snd_pcm_format_set_silence(runtime->format, | |
762 | dma_area, samples); | |
763 | } else | |
764 | dev_err(rtd->dev, "PCM: position is wrong\n"); | |
765 | } | |
766 | sst_hsw_stream_set_old_position(hsw, stream, position); | |
767 | ||
a4b12990 MB |
768 | /* let alsa know we have play a period */ |
769 | snd_pcm_period_elapsed(substream); | |
770 | return pos; | |
771 | } | |
772 | ||
773 | static snd_pcm_uframes_t hsw_pcm_pointer(struct snd_pcm_substream *substream) | |
774 | { | |
775 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
776 | struct snd_pcm_runtime *runtime = substream->runtime; | |
2ee178db KM |
777 | struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); |
778 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
7ff9d671 | 779 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
780 | struct sst_hsw *hsw = pdata->hsw; |
781 | snd_pcm_uframes_t offset; | |
51b4e24f | 782 | uint64_t ppos; |
7ff9d671 JY |
783 | u32 position; |
784 | int dai; | |
785 | ||
786 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
787 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
788 | position = sst_hsw_get_dsp_position(hsw, pcm_data->stream); | |
a4b12990 | 789 | |
51b4e24f LG |
790 | offset = bytes_to_frames(runtime, position); |
791 | ppos = sst_hsw_get_dsp_presentation_position(hsw, pcm_data->stream); | |
a4b12990 | 792 | |
8046249d | 793 | dev_vdbg(rtd->dev, "PCM: DMA pointer %du bytes, pos %llu\n", |
51b4e24f | 794 | position, ppos); |
a4b12990 MB |
795 | return offset; |
796 | } | |
797 | ||
798 | static int hsw_pcm_open(struct snd_pcm_substream *substream) | |
799 | { | |
800 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
2ee178db KM |
801 | struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); |
802 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
a4b12990 MB |
803 | struct hsw_pcm_data *pcm_data; |
804 | struct sst_hsw *hsw = pdata->hsw; | |
7ff9d671 | 805 | int dai; |
a4b12990 | 806 | |
7ff9d671 JY |
807 | dai = mod_map[rtd->cpu_dai->id].dai_id; |
808 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
a4b12990 MB |
809 | |
810 | mutex_lock(&pcm_data->mutex); | |
2e4f7591 | 811 | pm_runtime_get_sync(pdata->dev); |
a4b12990 | 812 | |
a4b12990 MB |
813 | pcm_data->substream = substream; |
814 | ||
815 | snd_soc_set_runtime_hwparams(substream, &hsw_pcm_hardware); | |
816 | ||
817 | pcm_data->stream = sst_hsw_stream_new(hsw, rtd->cpu_dai->id, | |
818 | hsw_notify_pointer, pcm_data); | |
819 | if (pcm_data->stream == NULL) { | |
820 | dev_err(rtd->dev, "error: failed to create stream\n"); | |
2e4f7591 LG |
821 | pm_runtime_mark_last_busy(pdata->dev); |
822 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
823 | mutex_unlock(&pcm_data->mutex); |
824 | return -EINVAL; | |
825 | } | |
826 | ||
a4b12990 MB |
827 | mutex_unlock(&pcm_data->mutex); |
828 | return 0; | |
829 | } | |
830 | ||
831 | static int hsw_pcm_close(struct snd_pcm_substream *substream) | |
832 | { | |
833 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
2ee178db KM |
834 | struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); |
835 | struct hsw_priv_data *pdata = snd_soc_component_get_drvdata(component); | |
7ff9d671 | 836 | struct hsw_pcm_data *pcm_data; |
a4b12990 | 837 | struct sst_hsw *hsw = pdata->hsw; |
7ff9d671 JY |
838 | int ret, dai; |
839 | ||
840 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
841 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
a4b12990 MB |
842 | |
843 | mutex_lock(&pcm_data->mutex); | |
844 | ret = sst_hsw_stream_reset(hsw, pcm_data->stream); | |
845 | if (ret < 0) { | |
846 | dev_dbg(rtd->dev, "error: reset stream failed %d\n", ret); | |
847 | goto out; | |
848 | } | |
849 | ||
850 | ret = sst_hsw_stream_free(hsw, pcm_data->stream); | |
851 | if (ret < 0) { | |
852 | dev_dbg(rtd->dev, "error: free stream failed %d\n", ret); | |
853 | goto out; | |
854 | } | |
bf88b3c3 | 855 | pcm_data->allocated = false; |
a4b12990 MB |
856 | pcm_data->stream = NULL; |
857 | ||
858 | out: | |
2e4f7591 LG |
859 | pm_runtime_mark_last_busy(pdata->dev); |
860 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
861 | mutex_unlock(&pcm_data->mutex); |
862 | return ret; | |
863 | } | |
864 | ||
115c7254 | 865 | static const struct snd_pcm_ops hsw_pcm_ops = { |
a4b12990 MB |
866 | .open = hsw_pcm_open, |
867 | .close = hsw_pcm_close, | |
868 | .ioctl = snd_pcm_lib_ioctl, | |
869 | .hw_params = hsw_pcm_hw_params, | |
870 | .hw_free = hsw_pcm_hw_free, | |
871 | .trigger = hsw_pcm_trigger, | |
872 | .pointer = hsw_pcm_pointer, | |
0b708c87 | 873 | .page = snd_pcm_sgbuf_ops_page, |
a4b12990 MB |
874 | }; |
875 | ||
e9600bc1 LG |
876 | static int hsw_pcm_create_modules(struct hsw_priv_data *pdata) |
877 | { | |
878 | struct sst_hsw *hsw = pdata->hsw; | |
879 | struct hsw_pcm_data *pcm_data; | |
880 | int i; | |
881 | ||
882 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
7ff9d671 | 883 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; |
e9600bc1 | 884 | |
2e4f7591 | 885 | /* create new runtime module, use same offset if recreated */ |
e9600bc1 LG |
886 | pcm_data->runtime = sst_hsw_runtime_module_create(hsw, |
887 | mod_map[i].mod_id, pcm_data->persistent_offset); | |
888 | if (pcm_data->runtime == NULL) | |
889 | goto err; | |
890 | pcm_data->persistent_offset = | |
891 | pcm_data->runtime->persistent_offset; | |
892 | } | |
893 | ||
8c43fc2f LH |
894 | /* create runtime blocks for module waves */ |
895 | if (sst_hsw_is_module_loaded(hsw, SST_HSW_MODULE_WAVES)) { | |
2c0ed634 LH |
896 | pdata->runtime_waves = sst_hsw_runtime_module_create(hsw, |
897 | SST_HSW_MODULE_WAVES, 0); | |
898 | if (pdata->runtime_waves == NULL) | |
8c43fc2f | 899 | goto err; |
8c43fc2f LH |
900 | } |
901 | ||
e9600bc1 LG |
902 | return 0; |
903 | ||
904 | err: | |
905 | for (--i; i >= 0; i--) { | |
7ff9d671 | 906 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; |
e9600bc1 LG |
907 | sst_hsw_runtime_module_free(pcm_data->runtime); |
908 | } | |
909 | ||
910 | return -ENODEV; | |
911 | } | |
912 | ||
a209d322 JY |
913 | static void hsw_pcm_free_modules(struct hsw_priv_data *pdata) |
914 | { | |
915 | struct sst_hsw *hsw = pdata->hsw; | |
916 | struct hsw_pcm_data *pcm_data; | |
917 | int i; | |
918 | ||
919 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
920 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; | |
2dbc80ca JY |
921 | if (pcm_data->runtime){ |
922 | sst_hsw_runtime_module_free(pcm_data->runtime); | |
923 | pcm_data->runtime = NULL; | |
924 | } | |
a209d322 | 925 | } |
2dbc80ca JY |
926 | if (sst_hsw_is_module_loaded(hsw, SST_HSW_MODULE_WAVES) && |
927 | pdata->runtime_waves) { | |
a209d322 | 928 | sst_hsw_runtime_module_free(pdata->runtime_waves); |
2dbc80ca | 929 | pdata->runtime_waves = NULL; |
a209d322 JY |
930 | } |
931 | } | |
932 | ||
a4b12990 MB |
933 | static int hsw_pcm_new(struct snd_soc_pcm_runtime *rtd) |
934 | { | |
935 | struct snd_pcm *pcm = rtd->pcm; | |
2ee178db KM |
936 | struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME); |
937 | struct sst_pdata *pdata = dev_get_platdata(component->dev); | |
938 | struct hsw_priv_data *priv_data = dev_get_drvdata(component->dev); | |
10df3509 | 939 | struct device *dev = pdata->dma_dev; |
a4b12990 | 940 | |
a4b12990 MB |
941 | if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream || |
942 | pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) { | |
62961dd5 | 943 | snd_pcm_lib_preallocate_pages_for_all(pcm, |
0b708c87 | 944 | SNDRV_DMA_TYPE_DEV_SG, |
10df3509 | 945 | dev, |
a4b12990 MB |
946 | hsw_pcm_hardware.buffer_bytes_max, |
947 | hsw_pcm_hardware.buffer_bytes_max); | |
a4b12990 | 948 | } |
7ff9d671 JY |
949 | if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) |
950 | priv_data->pcm[rtd->cpu_dai->id][SNDRV_PCM_STREAM_PLAYBACK].hsw_pcm = pcm; | |
951 | if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) | |
952 | priv_data->pcm[rtd->cpu_dai->id][SNDRV_PCM_STREAM_CAPTURE].hsw_pcm = pcm; | |
a4b12990 | 953 | |
62961dd5 | 954 | return 0; |
a4b12990 MB |
955 | } |
956 | ||
957 | #define HSW_FORMATS \ | |
2ccf3bd4 | 958 | (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) |
a4b12990 MB |
959 | |
960 | static struct snd_soc_dai_driver hsw_dais[] = { | |
961 | { | |
962 | .name = "System Pin", | |
2e4f7591 | 963 | .id = HSW_PCM_DAI_ID_SYSTEM, |
a4b12990 MB |
964 | .playback = { |
965 | .stream_name = "System Playback", | |
966 | .channels_min = 2, | |
967 | .channels_max = 2, | |
968 | .rates = SNDRV_PCM_RATE_48000, | |
8e897618 | 969 | .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, |
a4b12990 | 970 | }, |
7bb73cbd JY |
971 | .capture = { |
972 | .stream_name = "Analog Capture", | |
973 | .channels_min = 2, | |
974 | .channels_max = 4, | |
975 | .rates = SNDRV_PCM_RATE_48000, | |
976 | .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, | |
977 | }, | |
a4b12990 MB |
978 | }, |
979 | { | |
980 | /* PCM */ | |
981 | .name = "Offload0 Pin", | |
2e4f7591 | 982 | .id = HSW_PCM_DAI_ID_OFFLOAD0, |
a4b12990 MB |
983 | .playback = { |
984 | .stream_name = "Offload0 Playback", | |
985 | .channels_min = 2, | |
986 | .channels_max = 2, | |
987 | .rates = SNDRV_PCM_RATE_8000_192000, | |
988 | .formats = HSW_FORMATS, | |
989 | }, | |
990 | }, | |
991 | { | |
992 | /* PCM */ | |
993 | .name = "Offload1 Pin", | |
2e4f7591 | 994 | .id = HSW_PCM_DAI_ID_OFFLOAD1, |
a4b12990 MB |
995 | .playback = { |
996 | .stream_name = "Offload1 Playback", | |
997 | .channels_min = 2, | |
998 | .channels_max = 2, | |
999 | .rates = SNDRV_PCM_RATE_8000_192000, | |
1000 | .formats = HSW_FORMATS, | |
1001 | }, | |
1002 | }, | |
1003 | { | |
1004 | .name = "Loopback Pin", | |
2e4f7591 | 1005 | .id = HSW_PCM_DAI_ID_LOOPBACK, |
a4b12990 MB |
1006 | .capture = { |
1007 | .stream_name = "Loopback Capture", | |
1008 | .channels_min = 2, | |
1009 | .channels_max = 2, | |
8e897618 JY |
1010 | .rates = SNDRV_PCM_RATE_48000, |
1011 | .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, | |
a4b12990 MB |
1012 | }, |
1013 | }, | |
a4b12990 MB |
1014 | }; |
1015 | ||
1016 | static const struct snd_soc_dapm_widget widgets[] = { | |
1017 | ||
1018 | /* Backend DAIs */ | |
1019 | SND_SOC_DAPM_AIF_IN("SSP0 CODEC IN", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1020 | SND_SOC_DAPM_AIF_OUT("SSP0 CODEC OUT", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1021 | SND_SOC_DAPM_AIF_IN("SSP1 BT IN", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1022 | SND_SOC_DAPM_AIF_OUT("SSP1 BT OUT", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1023 | ||
1024 | /* Global Playback Mixer */ | |
1025 | SND_SOC_DAPM_MIXER("Playback VMixer", SND_SOC_NOPM, 0, 0, NULL, 0), | |
1026 | }; | |
1027 | ||
1028 | static const struct snd_soc_dapm_route graph[] = { | |
1029 | ||
1030 | /* Playback Mixer */ | |
1031 | {"Playback VMixer", NULL, "System Playback"}, | |
1032 | {"Playback VMixer", NULL, "Offload0 Playback"}, | |
1033 | {"Playback VMixer", NULL, "Offload1 Playback"}, | |
1034 | ||
1035 | {"SSP0 CODEC OUT", NULL, "Playback VMixer"}, | |
1036 | ||
1037 | {"Analog Capture", NULL, "SSP0 CODEC IN"}, | |
1038 | }; | |
1039 | ||
2ee178db | 1040 | static int hsw_pcm_probe(struct snd_soc_component *component) |
a4b12990 | 1041 | { |
2ee178db KM |
1042 | struct hsw_priv_data *priv_data = snd_soc_component_get_drvdata(component); |
1043 | struct sst_pdata *pdata = dev_get_platdata(component->dev); | |
2e4f7591 | 1044 | struct device *dma_dev, *dev; |
0b708c87 | 1045 | int i, ret = 0; |
a4b12990 | 1046 | |
2e4f7591 LG |
1047 | if (!pdata) |
1048 | return -ENODEV; | |
1049 | ||
2ee178db | 1050 | dev = component->dev; |
2e4f7591 LG |
1051 | dma_dev = pdata->dma_dev; |
1052 | ||
2e4f7591 | 1053 | priv_data->hsw = pdata->dsp; |
2ee178db | 1054 | priv_data->dev = dev; |
2e4f7591 | 1055 | priv_data->pm_state = HSW_PM_STATE_D0; |
2ee178db | 1056 | priv_data->soc_card = component->card; |
2e4f7591 | 1057 | |
a4b12990 MB |
1058 | /* allocate DSP buffer page tables */ |
1059 | for (i = 0; i < ARRAY_SIZE(hsw_dais); i++) { | |
1060 | ||
a4b12990 MB |
1061 | /* playback */ |
1062 | if (hsw_dais[i].playback.channels_min) { | |
7ff9d671 | 1063 | mutex_init(&priv_data->pcm[i][SNDRV_PCM_STREAM_PLAYBACK].mutex); |
0b708c87 LG |
1064 | ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, dma_dev, |
1065 | PAGE_SIZE, &priv_data->dmab[i][0]); | |
1066 | if (ret < 0) | |
a4b12990 MB |
1067 | goto err; |
1068 | } | |
1069 | ||
1070 | /* capture */ | |
1071 | if (hsw_dais[i].capture.channels_min) { | |
7ff9d671 | 1072 | mutex_init(&priv_data->pcm[i][SNDRV_PCM_STREAM_CAPTURE].mutex); |
0b708c87 LG |
1073 | ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, dma_dev, |
1074 | PAGE_SIZE, &priv_data->dmab[i][1]); | |
1075 | if (ret < 0) | |
a4b12990 MB |
1076 | goto err; |
1077 | } | |
1078 | } | |
1079 | ||
e9600bc1 | 1080 | /* allocate runtime modules */ |
8c43fc2f LH |
1081 | ret = hsw_pcm_create_modules(priv_data); |
1082 | if (ret < 0) | |
1083 | goto err; | |
e9600bc1 | 1084 | |
2e4f7591 | 1085 | /* enable runtime PM with auto suspend */ |
2ee178db KM |
1086 | pm_runtime_set_autosuspend_delay(dev, SST_RUNTIME_SUSPEND_DELAY); |
1087 | pm_runtime_use_autosuspend(dev); | |
1088 | pm_runtime_enable(dev); | |
1089 | pm_runtime_idle(dev); | |
2e4f7591 | 1090 | |
a4b12990 MB |
1091 | return 0; |
1092 | ||
1093 | err: | |
8e64aedf | 1094 | for (--i; i >= 0; i--) { |
a4b12990 | 1095 | if (hsw_dais[i].playback.channels_min) |
0b708c87 | 1096 | snd_dma_free_pages(&priv_data->dmab[i][0]); |
a4b12990 | 1097 | if (hsw_dais[i].capture.channels_min) |
0b708c87 | 1098 | snd_dma_free_pages(&priv_data->dmab[i][1]); |
a4b12990 | 1099 | } |
0b708c87 | 1100 | return ret; |
a4b12990 MB |
1101 | } |
1102 | ||
2ee178db | 1103 | static void hsw_pcm_remove(struct snd_soc_component *component) |
a4b12990 MB |
1104 | { |
1105 | struct hsw_priv_data *priv_data = | |
2ee178db | 1106 | snd_soc_component_get_drvdata(component); |
a4b12990 MB |
1107 | int i; |
1108 | ||
2ee178db | 1109 | pm_runtime_disable(component->dev); |
6e5132f7 | 1110 | hsw_pcm_free_modules(priv_data); |
2e4f7591 | 1111 | |
a4b12990 MB |
1112 | for (i = 0; i < ARRAY_SIZE(hsw_dais); i++) { |
1113 | if (hsw_dais[i].playback.channels_min) | |
0b708c87 | 1114 | snd_dma_free_pages(&priv_data->dmab[i][0]); |
a4b12990 | 1115 | if (hsw_dais[i].capture.channels_min) |
0b708c87 | 1116 | snd_dma_free_pages(&priv_data->dmab[i][1]); |
a4b12990 | 1117 | } |
a4b12990 MB |
1118 | } |
1119 | ||
2ee178db KM |
1120 | static const struct snd_soc_component_driver hsw_dai_component = { |
1121 | .name = DRV_NAME, | |
a4b12990 MB |
1122 | .probe = hsw_pcm_probe, |
1123 | .remove = hsw_pcm_remove, | |
1124 | .ops = &hsw_pcm_ops, | |
1125 | .pcm_new = hsw_pcm_new, | |
2ee178db KM |
1126 | .controls = hsw_volume_controls, |
1127 | .num_controls = ARRAY_SIZE(hsw_volume_controls), | |
1128 | .dapm_widgets = widgets, | |
923976a3 | 1129 | .num_dapm_widgets = ARRAY_SIZE(widgets), |
2ee178db | 1130 | .dapm_routes = graph, |
923976a3 | 1131 | .num_dapm_routes = ARRAY_SIZE(graph), |
a4b12990 MB |
1132 | }; |
1133 | ||
1134 | static int hsw_pcm_dev_probe(struct platform_device *pdev) | |
1135 | { | |
1136 | struct sst_pdata *sst_pdata = dev_get_platdata(&pdev->dev); | |
bd033808 | 1137 | struct hsw_priv_data *priv_data; |
a4b12990 MB |
1138 | int ret; |
1139 | ||
bd033808 LPC |
1140 | if (!sst_pdata) |
1141 | return -EINVAL; | |
1142 | ||
1143 | priv_data = devm_kzalloc(&pdev->dev, sizeof(*priv_data), GFP_KERNEL); | |
1144 | if (!priv_data) | |
1145 | return -ENOMEM; | |
1146 | ||
a4b12990 MB |
1147 | ret = sst_hsw_dsp_init(&pdev->dev, sst_pdata); |
1148 | if (ret < 0) | |
1149 | return -ENODEV; | |
1150 | ||
bd033808 LPC |
1151 | priv_data->hsw = sst_pdata->dsp; |
1152 | platform_set_drvdata(pdev, priv_data); | |
1153 | ||
2ee178db | 1154 | ret = devm_snd_soc_register_component(&pdev->dev, &hsw_dai_component, |
a4b12990 MB |
1155 | hsw_dais, ARRAY_SIZE(hsw_dais)); |
1156 | if (ret < 0) | |
2ee178db | 1157 | goto err_plat; |
a4b12990 MB |
1158 | |
1159 | return 0; | |
1160 | ||
a4b12990 MB |
1161 | err_plat: |
1162 | sst_hsw_dsp_free(&pdev->dev, sst_pdata); | |
1163 | return 0; | |
1164 | } | |
1165 | ||
1166 | static int hsw_pcm_dev_remove(struct platform_device *pdev) | |
1167 | { | |
1168 | struct sst_pdata *sst_pdata = dev_get_platdata(&pdev->dev); | |
1169 | ||
a4b12990 MB |
1170 | sst_hsw_dsp_free(&pdev->dev, sst_pdata); |
1171 | ||
1172 | return 0; | |
1173 | } | |
1174 | ||
45544c88 | 1175 | #ifdef CONFIG_PM |
2e4f7591 LG |
1176 | |
1177 | static int hsw_pcm_runtime_idle(struct device *dev) | |
1178 | { | |
1179 | return 0; | |
1180 | } | |
1181 | ||
edd8ed49 JY |
1182 | static int hsw_pcm_suspend(struct device *dev) |
1183 | { | |
1184 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1185 | struct sst_hsw *hsw = pdata->hsw; | |
1186 | ||
1187 | /* enter D3 state and stall */ | |
1188 | sst_hsw_dsp_runtime_suspend(hsw); | |
1189 | /* free all runtime modules */ | |
1190 | hsw_pcm_free_modules(pdata); | |
1191 | /* put the DSP to sleep, fw unloaded after runtime modules freed */ | |
1192 | sst_hsw_dsp_runtime_sleep(hsw); | |
1193 | return 0; | |
1194 | } | |
1195 | ||
2e4f7591 LG |
1196 | static int hsw_pcm_runtime_suspend(struct device *dev) |
1197 | { | |
1198 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1199 | struct sst_hsw *hsw = pdata->hsw; | |
76c07b82 | 1200 | int ret; |
2e4f7591 | 1201 | |
cd311dd1 | 1202 | if (pdata->pm_state >= HSW_PM_STATE_RTD3) |
2e4f7591 LG |
1203 | return 0; |
1204 | ||
76c07b82 LH |
1205 | /* fw modules will be unloaded on RTD3, set flag to track */ |
1206 | if (sst_hsw_is_module_active(hsw, SST_HSW_MODULE_WAVES)) { | |
1207 | ret = sst_hsw_module_disable(hsw, SST_HSW_MODULE_WAVES, 0); | |
1208 | if (ret < 0) | |
1209 | return ret; | |
1210 | sst_hsw_set_module_enabled_rtd3(hsw, SST_HSW_MODULE_WAVES); | |
1211 | } | |
edd8ed49 | 1212 | hsw_pcm_suspend(dev); |
cd311dd1 | 1213 | pdata->pm_state = HSW_PM_STATE_RTD3; |
2e4f7591 LG |
1214 | |
1215 | return 0; | |
1216 | } | |
1217 | ||
1218 | static int hsw_pcm_runtime_resume(struct device *dev) | |
1219 | { | |
1220 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1221 | struct sst_hsw *hsw = pdata->hsw; | |
1222 | int ret; | |
1223 | ||
cd311dd1 | 1224 | if (pdata->pm_state != HSW_PM_STATE_RTD3) |
2e4f7591 LG |
1225 | return 0; |
1226 | ||
1227 | ret = sst_hsw_dsp_load(hsw); | |
1228 | if (ret < 0) { | |
1229 | dev_err(dev, "failed to reload %d\n", ret); | |
1230 | return ret; | |
1231 | } | |
1232 | ||
1233 | ret = hsw_pcm_create_modules(pdata); | |
1234 | if (ret < 0) { | |
1235 | dev_err(dev, "failed to create modules %d\n", ret); | |
1236 | return ret; | |
1237 | } | |
1238 | ||
1239 | ret = sst_hsw_dsp_runtime_resume(hsw); | |
1240 | if (ret < 0) | |
1241 | return ret; | |
1242 | else if (ret == 1) /* no action required */ | |
1243 | return 0; | |
1244 | ||
76c07b82 LH |
1245 | /* check flag when resume */ |
1246 | if (sst_hsw_is_module_enabled_rtd3(hsw, SST_HSW_MODULE_WAVES)) { | |
1247 | ret = sst_hsw_module_enable(hsw, SST_HSW_MODULE_WAVES, 0); | |
3814c204 LH |
1248 | if (ret < 0) |
1249 | return ret; | |
1250 | /* put parameters from buffer to dsp */ | |
1251 | ret = sst_hsw_launch_param_buf(hsw); | |
76c07b82 LH |
1252 | if (ret < 0) |
1253 | return ret; | |
1254 | /* unset flag */ | |
1255 | sst_hsw_set_module_disabled_rtd3(hsw, SST_HSW_MODULE_WAVES); | |
1256 | } | |
1257 | ||
2e4f7591 LG |
1258 | pdata->pm_state = HSW_PM_STATE_D0; |
1259 | return ret; | |
1260 | } | |
1261 | ||
35e03a88 LG |
1262 | #else |
1263 | #define hsw_pcm_runtime_idle NULL | |
1264 | #define hsw_pcm_runtime_suspend NULL | |
1265 | #define hsw_pcm_runtime_resume NULL | |
1266 | #endif | |
1267 | ||
45544c88 | 1268 | #ifdef CONFIG_PM |
7b8ef67a | 1269 | |
2e4f7591 LG |
1270 | static void hsw_pcm_complete(struct device *dev) |
1271 | { | |
1272 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1273 | struct sst_hsw *hsw = pdata->hsw; | |
1274 | struct hsw_pcm_data *pcm_data; | |
1275 | int i, err; | |
1276 | ||
cd311dd1 | 1277 | if (pdata->pm_state != HSW_PM_STATE_D3) |
2e4f7591 LG |
1278 | return; |
1279 | ||
1280 | err = sst_hsw_dsp_load(hsw); | |
1281 | if (err < 0) { | |
1282 | dev_err(dev, "failed to reload %d\n", err); | |
1283 | return; | |
1284 | } | |
1285 | ||
1286 | err = hsw_pcm_create_modules(pdata); | |
1287 | if (err < 0) { | |
1288 | dev_err(dev, "failed to create modules %d\n", err); | |
1289 | return; | |
1290 | } | |
1291 | ||
98b9c1d2 | 1292 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { |
7ff9d671 | 1293 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; |
2e4f7591 LG |
1294 | |
1295 | if (!pcm_data->substream) | |
1296 | continue; | |
1297 | ||
1298 | err = sst_module_runtime_restore(pcm_data->runtime, | |
1299 | &pcm_data->context); | |
1300 | if (err < 0) | |
1301 | dev_err(dev, "failed to restore context for PCM %d\n", i); | |
1302 | } | |
1303 | ||
1304 | snd_soc_resume(pdata->soc_card->dev); | |
1305 | ||
1306 | err = sst_hsw_dsp_runtime_resume(hsw); | |
1307 | if (err < 0) | |
1308 | return; | |
1309 | else if (err == 1) /* no action required */ | |
1310 | return; | |
1311 | ||
1312 | pdata->pm_state = HSW_PM_STATE_D0; | |
1313 | return; | |
1314 | } | |
1315 | ||
1316 | static int hsw_pcm_prepare(struct device *dev) | |
1317 | { | |
1318 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
2e4f7591 LG |
1319 | struct hsw_pcm_data *pcm_data; |
1320 | int i, err; | |
1321 | ||
1322 | if (pdata->pm_state == HSW_PM_STATE_D3) | |
1323 | return 0; | |
cd311dd1 JY |
1324 | else if (pdata->pm_state == HSW_PM_STATE_D0) { |
1325 | /* suspend all active streams */ | |
1326 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
1327 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; | |
1328 | ||
1329 | if (!pcm_data->substream) | |
1330 | continue; | |
1331 | dev_dbg(dev, "suspending pcm %d\n", i); | |
1332 | snd_pcm_suspend_all(pcm_data->hsw_pcm); | |
1333 | ||
1334 | /* We need to wait until the DSP FW stops the streams */ | |
1335 | msleep(2); | |
1336 | } | |
2e4f7591 | 1337 | |
cd311dd1 JY |
1338 | /* preserve persistent memory */ |
1339 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
1340 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; | |
1341 | ||
1342 | if (!pcm_data->substream) | |
1343 | continue; | |
2e4f7591 | 1344 | |
cd311dd1 JY |
1345 | dev_dbg(dev, "saving context pcm %d\n", i); |
1346 | err = sst_module_runtime_save(pcm_data->runtime, | |
1347 | &pcm_data->context); | |
1348 | if (err < 0) | |
1349 | dev_err(dev, "failed to save context for PCM %d\n", i); | |
1350 | } | |
edd8ed49 | 1351 | hsw_pcm_suspend(dev); |
2e4f7591 LG |
1352 | } |
1353 | ||
1354 | snd_soc_suspend(pdata->soc_card->dev); | |
1355 | snd_soc_poweroff(pdata->soc_card->dev); | |
1356 | ||
2e4f7591 LG |
1357 | pdata->pm_state = HSW_PM_STATE_D3; |
1358 | ||
1359 | return 0; | |
1360 | } | |
1361 | ||
7b8ef67a LG |
1362 | #else |
1363 | #define hsw_pcm_prepare NULL | |
1364 | #define hsw_pcm_complete NULL | |
1365 | #endif | |
1366 | ||
2e4f7591 LG |
1367 | static const struct dev_pm_ops hsw_pcm_pm = { |
1368 | .runtime_idle = hsw_pcm_runtime_idle, | |
1369 | .runtime_suspend = hsw_pcm_runtime_suspend, | |
1370 | .runtime_resume = hsw_pcm_runtime_resume, | |
1371 | .prepare = hsw_pcm_prepare, | |
1372 | .complete = hsw_pcm_complete, | |
1373 | }; | |
2e4f7591 | 1374 | |
a4b12990 MB |
1375 | static struct platform_driver hsw_pcm_driver = { |
1376 | .driver = { | |
1377 | .name = "haswell-pcm-audio", | |
2e4f7591 | 1378 | .pm = &hsw_pcm_pm, |
a4b12990 MB |
1379 | }, |
1380 | ||
1381 | .probe = hsw_pcm_dev_probe, | |
1382 | .remove = hsw_pcm_dev_remove, | |
1383 | }; | |
1384 | module_platform_driver(hsw_pcm_driver); | |
1385 | ||
1386 | MODULE_AUTHOR("Liam Girdwood, Xingchao Wang"); | |
1387 | MODULE_DESCRIPTION("Haswell/Lynxpoint + Broadwell/Wildcatpoint PCM"); | |
1388 | MODULE_LICENSE("GPL v2"); | |
1389 | MODULE_ALIAS("platform:haswell-pcm-audio"); |