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a4b12990 MB |
1 | /* |
2 | * Intel SST Haswell/Broadwell PCM Support | |
3 | * | |
4 | * Copyright (C) 2013, Intel Corporation. All rights reserved. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License version | |
8 | * 2 as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | */ | |
16 | ||
17 | #include <linux/module.h> | |
18 | #include <linux/dma-mapping.h> | |
19 | #include <linux/slab.h> | |
a4b12990 | 20 | #include <linux/delay.h> |
2e4f7591 | 21 | #include <linux/pm_runtime.h> |
a4b12990 MB |
22 | #include <asm/page.h> |
23 | #include <asm/pgtable.h> | |
24 | #include <sound/core.h> | |
25 | #include <sound/pcm.h> | |
26 | #include <sound/pcm_params.h> | |
27 | #include <sound/dmaengine_pcm.h> | |
28 | #include <sound/soc.h> | |
29 | #include <sound/tlv.h> | |
30 | #include <sound/compress_driver.h> | |
31 | ||
ba57f682 JY |
32 | #include "../haswell/sst-haswell-ipc.h" |
33 | #include "../common/sst-dsp-priv.h" | |
34 | #include "../common/sst-dsp.h" | |
a4b12990 MB |
35 | |
36 | #define HSW_PCM_COUNT 6 | |
37 | #define HSW_VOLUME_MAX 0x7FFFFFFF /* 0dB */ | |
38 | ||
1b006996 LY |
39 | #define SST_OLD_POSITION(d, r, o) ((d) + \ |
40 | frames_to_bytes(r, o)) | |
41 | #define SST_SAMPLES(r, x) (bytes_to_samples(r, \ | |
42 | frames_to_bytes(r, (x)))) | |
43 | ||
a4b12990 MB |
44 | /* simple volume table */ |
45 | static const u32 volume_map[] = { | |
46 | HSW_VOLUME_MAX >> 30, | |
47 | HSW_VOLUME_MAX >> 29, | |
48 | HSW_VOLUME_MAX >> 28, | |
49 | HSW_VOLUME_MAX >> 27, | |
50 | HSW_VOLUME_MAX >> 26, | |
51 | HSW_VOLUME_MAX >> 25, | |
52 | HSW_VOLUME_MAX >> 24, | |
53 | HSW_VOLUME_MAX >> 23, | |
54 | HSW_VOLUME_MAX >> 22, | |
55 | HSW_VOLUME_MAX >> 21, | |
56 | HSW_VOLUME_MAX >> 20, | |
57 | HSW_VOLUME_MAX >> 19, | |
58 | HSW_VOLUME_MAX >> 18, | |
59 | HSW_VOLUME_MAX >> 17, | |
60 | HSW_VOLUME_MAX >> 16, | |
61 | HSW_VOLUME_MAX >> 15, | |
62 | HSW_VOLUME_MAX >> 14, | |
63 | HSW_VOLUME_MAX >> 13, | |
64 | HSW_VOLUME_MAX >> 12, | |
65 | HSW_VOLUME_MAX >> 11, | |
66 | HSW_VOLUME_MAX >> 10, | |
67 | HSW_VOLUME_MAX >> 9, | |
68 | HSW_VOLUME_MAX >> 8, | |
69 | HSW_VOLUME_MAX >> 7, | |
70 | HSW_VOLUME_MAX >> 6, | |
71 | HSW_VOLUME_MAX >> 5, | |
72 | HSW_VOLUME_MAX >> 4, | |
73 | HSW_VOLUME_MAX >> 3, | |
74 | HSW_VOLUME_MAX >> 2, | |
75 | HSW_VOLUME_MAX >> 1, | |
76 | HSW_VOLUME_MAX >> 0, | |
77 | }; | |
78 | ||
79 | #define HSW_PCM_PERIODS_MAX 64 | |
80 | #define HSW_PCM_PERIODS_MIN 2 | |
81 | ||
2e4f7591 LG |
82 | #define HSW_PCM_DAI_ID_SYSTEM 0 |
83 | #define HSW_PCM_DAI_ID_OFFLOAD0 1 | |
84 | #define HSW_PCM_DAI_ID_OFFLOAD1 2 | |
85 | #define HSW_PCM_DAI_ID_LOOPBACK 3 | |
2e4f7591 LG |
86 | |
87 | ||
a4b12990 MB |
88 | static const struct snd_pcm_hardware hsw_pcm_hardware = { |
89 | .info = SNDRV_PCM_INFO_MMAP | | |
90 | SNDRV_PCM_INFO_MMAP_VALID | | |
91 | SNDRV_PCM_INFO_INTERLEAVED | | |
92 | SNDRV_PCM_INFO_PAUSE | | |
93 | SNDRV_PCM_INFO_RESUME | | |
9fd37810 LY |
94 | SNDRV_PCM_INFO_NO_PERIOD_WAKEUP | |
95 | SNDRV_PCM_INFO_DRAIN_TRIGGER, | |
8e897618 | 96 | .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | |
a4b12990 MB |
97 | SNDRV_PCM_FMTBIT_S32_LE, |
98 | .period_bytes_min = PAGE_SIZE, | |
99 | .period_bytes_max = (HSW_PCM_PERIODS_MAX / HSW_PCM_PERIODS_MIN) * PAGE_SIZE, | |
100 | .periods_min = HSW_PCM_PERIODS_MIN, | |
101 | .periods_max = HSW_PCM_PERIODS_MAX, | |
102 | .buffer_bytes_max = HSW_PCM_PERIODS_MAX * PAGE_SIZE, | |
103 | }; | |
104 | ||
e9600bc1 LG |
105 | struct hsw_pcm_module_map { |
106 | int dai_id; | |
98b9c1d2 | 107 | int stream; |
e9600bc1 LG |
108 | enum sst_hsw_module_id mod_id; |
109 | }; | |
110 | ||
a4b12990 MB |
111 | /* private data for each PCM DSP stream */ |
112 | struct hsw_pcm_data { | |
113 | int dai_id; | |
114 | struct sst_hsw_stream *stream; | |
e9600bc1 | 115 | struct sst_module_runtime *runtime; |
2e4f7591 LG |
116 | struct sst_module_runtime_context context; |
117 | struct snd_pcm *hsw_pcm; | |
a4b12990 MB |
118 | u32 volume[2]; |
119 | struct snd_pcm_substream *substream; | |
120 | struct snd_compr_stream *cstream; | |
121 | unsigned int wpos; | |
122 | struct mutex mutex; | |
916152c4 | 123 | bool allocated; |
e9600bc1 | 124 | int persistent_offset; |
a4b12990 MB |
125 | }; |
126 | ||
2e4f7591 | 127 | enum hsw_pm_state { |
cd311dd1 JY |
128 | HSW_PM_STATE_D0 = 0, |
129 | HSW_PM_STATE_RTD3 = 1, | |
130 | HSW_PM_STATE_D3 = 2, | |
a4b12990 MB |
131 | }; |
132 | ||
133 | /* private data for the driver */ | |
134 | struct hsw_priv_data { | |
135 | /* runtime DSP */ | |
136 | struct sst_hsw *hsw; | |
2e4f7591 LG |
137 | struct device *dev; |
138 | enum hsw_pm_state pm_state; | |
139 | struct snd_soc_card *soc_card; | |
2c0ed634 | 140 | struct sst_module_runtime *runtime_waves; /* sound effect module */ |
a4b12990 MB |
141 | |
142 | /* page tables */ | |
0b708c87 | 143 | struct snd_dma_buffer dmab[HSW_PCM_COUNT][2]; |
a4b12990 MB |
144 | |
145 | /* DAI data */ | |
7ff9d671 JY |
146 | struct hsw_pcm_data pcm[HSW_PCM_COUNT][2]; |
147 | }; | |
148 | ||
149 | ||
150 | /* static mappings between PCMs and modules - may be dynamic in future */ | |
151 | static struct hsw_pcm_module_map mod_map[] = { | |
152 | {HSW_PCM_DAI_ID_SYSTEM, 0, SST_HSW_MODULE_PCM_SYSTEM}, | |
153 | {HSW_PCM_DAI_ID_OFFLOAD0, 0, SST_HSW_MODULE_PCM}, | |
154 | {HSW_PCM_DAI_ID_OFFLOAD1, 0, SST_HSW_MODULE_PCM}, | |
155 | {HSW_PCM_DAI_ID_LOOPBACK, 1, SST_HSW_MODULE_PCM_REFERENCE}, | |
156 | {HSW_PCM_DAI_ID_SYSTEM, 1, SST_HSW_MODULE_PCM_CAPTURE}, | |
a4b12990 MB |
157 | }; |
158 | ||
916152c4 LG |
159 | static u32 hsw_notify_pointer(struct sst_hsw_stream *stream, void *data); |
160 | ||
a4b12990 MB |
161 | static inline u32 hsw_mixer_to_ipc(unsigned int value) |
162 | { | |
163 | if (value >= ARRAY_SIZE(volume_map)) | |
164 | return volume_map[0]; | |
165 | else | |
166 | return volume_map[value]; | |
167 | } | |
168 | ||
169 | static inline unsigned int hsw_ipc_to_mixer(u32 value) | |
170 | { | |
171 | int i; | |
172 | ||
173 | for (i = 0; i < ARRAY_SIZE(volume_map); i++) { | |
174 | if (volume_map[i] >= value) | |
175 | return i; | |
176 | } | |
177 | ||
178 | return i - 1; | |
179 | } | |
180 | ||
181 | static int hsw_stream_volume_put(struct snd_kcontrol *kcontrol, | |
182 | struct snd_ctl_elem_value *ucontrol) | |
183 | { | |
2e4f7591 | 184 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); |
a4b12990 MB |
185 | struct soc_mixer_control *mc = |
186 | (struct soc_mixer_control *)kcontrol->private_value; | |
2e4f7591 LG |
187 | struct hsw_priv_data *pdata = |
188 | snd_soc_platform_get_drvdata(platform); | |
7ff9d671 | 189 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
190 | struct sst_hsw *hsw = pdata->hsw; |
191 | u32 volume; | |
7ff9d671 JY |
192 | int dai, stream; |
193 | ||
194 | dai = mod_map[mc->reg].dai_id; | |
195 | stream = mod_map[mc->reg].stream; | |
196 | pcm_data = &pdata->pcm[dai][stream]; | |
a4b12990 MB |
197 | |
198 | mutex_lock(&pcm_data->mutex); | |
2e4f7591 | 199 | pm_runtime_get_sync(pdata->dev); |
a4b12990 MB |
200 | |
201 | if (!pcm_data->stream) { | |
202 | pcm_data->volume[0] = | |
203 | hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
204 | pcm_data->volume[1] = | |
205 | hsw_mixer_to_ipc(ucontrol->value.integer.value[1]); | |
2e4f7591 LG |
206 | pm_runtime_mark_last_busy(pdata->dev); |
207 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
208 | mutex_unlock(&pcm_data->mutex); |
209 | return 0; | |
210 | } | |
211 | ||
212 | if (ucontrol->value.integer.value[0] == | |
213 | ucontrol->value.integer.value[1]) { | |
214 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
f1e59825 JY |
215 | /* apply volume value to all channels */ |
216 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, SST_HSW_CHANNELS_ALL, volume); | |
a4b12990 MB |
217 | } else { |
218 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
219 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, 0, volume); | |
220 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[1]); | |
221 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, 1, volume); | |
222 | } | |
223 | ||
2e4f7591 LG |
224 | pm_runtime_mark_last_busy(pdata->dev); |
225 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
226 | mutex_unlock(&pcm_data->mutex); |
227 | return 0; | |
228 | } | |
229 | ||
230 | static int hsw_stream_volume_get(struct snd_kcontrol *kcontrol, | |
231 | struct snd_ctl_elem_value *ucontrol) | |
232 | { | |
2e4f7591 | 233 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); |
a4b12990 MB |
234 | struct soc_mixer_control *mc = |
235 | (struct soc_mixer_control *)kcontrol->private_value; | |
2e4f7591 LG |
236 | struct hsw_priv_data *pdata = |
237 | snd_soc_platform_get_drvdata(platform); | |
7ff9d671 | 238 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
239 | struct sst_hsw *hsw = pdata->hsw; |
240 | u32 volume; | |
7ff9d671 JY |
241 | int dai, stream; |
242 | ||
243 | dai = mod_map[mc->reg].dai_id; | |
244 | stream = mod_map[mc->reg].stream; | |
245 | pcm_data = &pdata->pcm[dai][stream]; | |
a4b12990 MB |
246 | |
247 | mutex_lock(&pcm_data->mutex); | |
2e4f7591 | 248 | pm_runtime_get_sync(pdata->dev); |
a4b12990 MB |
249 | |
250 | if (!pcm_data->stream) { | |
251 | ucontrol->value.integer.value[0] = | |
252 | hsw_ipc_to_mixer(pcm_data->volume[0]); | |
253 | ucontrol->value.integer.value[1] = | |
254 | hsw_ipc_to_mixer(pcm_data->volume[1]); | |
2e4f7591 LG |
255 | pm_runtime_mark_last_busy(pdata->dev); |
256 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
257 | mutex_unlock(&pcm_data->mutex); |
258 | return 0; | |
259 | } | |
260 | ||
261 | sst_hsw_stream_get_volume(hsw, pcm_data->stream, 0, 0, &volume); | |
262 | ucontrol->value.integer.value[0] = hsw_ipc_to_mixer(volume); | |
263 | sst_hsw_stream_get_volume(hsw, pcm_data->stream, 0, 1, &volume); | |
264 | ucontrol->value.integer.value[1] = hsw_ipc_to_mixer(volume); | |
2e4f7591 LG |
265 | |
266 | pm_runtime_mark_last_busy(pdata->dev); | |
267 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
268 | mutex_unlock(&pcm_data->mutex); |
269 | ||
270 | return 0; | |
271 | } | |
272 | ||
273 | static int hsw_volume_put(struct snd_kcontrol *kcontrol, | |
274 | struct snd_ctl_elem_value *ucontrol) | |
275 | { | |
2e4f7591 LG |
276 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); |
277 | struct hsw_priv_data *pdata = snd_soc_platform_get_drvdata(platform); | |
a4b12990 MB |
278 | struct sst_hsw *hsw = pdata->hsw; |
279 | u32 volume; | |
280 | ||
2e4f7591 LG |
281 | pm_runtime_get_sync(pdata->dev); |
282 | ||
a4b12990 MB |
283 | if (ucontrol->value.integer.value[0] == |
284 | ucontrol->value.integer.value[1]) { | |
285 | ||
286 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
f1e59825 | 287 | sst_hsw_mixer_set_volume(hsw, 0, SST_HSW_CHANNELS_ALL, volume); |
a4b12990 MB |
288 | |
289 | } else { | |
290 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[0]); | |
291 | sst_hsw_mixer_set_volume(hsw, 0, 0, volume); | |
292 | ||
293 | volume = hsw_mixer_to_ipc(ucontrol->value.integer.value[1]); | |
294 | sst_hsw_mixer_set_volume(hsw, 0, 1, volume); | |
295 | } | |
296 | ||
2e4f7591 LG |
297 | pm_runtime_mark_last_busy(pdata->dev); |
298 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
299 | return 0; |
300 | } | |
301 | ||
302 | static int hsw_volume_get(struct snd_kcontrol *kcontrol, | |
303 | struct snd_ctl_elem_value *ucontrol) | |
304 | { | |
2e4f7591 LG |
305 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); |
306 | struct hsw_priv_data *pdata = snd_soc_platform_get_drvdata(platform); | |
a4b12990 MB |
307 | struct sst_hsw *hsw = pdata->hsw; |
308 | unsigned int volume = 0; | |
309 | ||
2e4f7591 | 310 | pm_runtime_get_sync(pdata->dev); |
a4b12990 MB |
311 | sst_hsw_mixer_get_volume(hsw, 0, 0, &volume); |
312 | ucontrol->value.integer.value[0] = hsw_ipc_to_mixer(volume); | |
313 | ||
314 | sst_hsw_mixer_get_volume(hsw, 0, 1, &volume); | |
315 | ucontrol->value.integer.value[1] = hsw_ipc_to_mixer(volume); | |
316 | ||
2e4f7591 LG |
317 | pm_runtime_mark_last_busy(pdata->dev); |
318 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
319 | return 0; |
320 | } | |
321 | ||
76c07b82 LH |
322 | static int hsw_waves_switch_get(struct snd_kcontrol *kcontrol, |
323 | struct snd_ctl_elem_value *ucontrol) | |
324 | { | |
325 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); | |
326 | struct hsw_priv_data *pdata = snd_soc_platform_get_drvdata(platform); | |
327 | struct sst_hsw *hsw = pdata->hsw; | |
328 | enum sst_hsw_module_id id = SST_HSW_MODULE_WAVES; | |
329 | ||
330 | ucontrol->value.integer.value[0] = | |
331 | (sst_hsw_is_module_active(hsw, id) || | |
332 | sst_hsw_is_module_enabled_rtd3(hsw, id)); | |
333 | return 0; | |
334 | } | |
335 | ||
336 | static int hsw_waves_switch_put(struct snd_kcontrol *kcontrol, | |
337 | struct snd_ctl_elem_value *ucontrol) | |
338 | { | |
339 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); | |
340 | struct hsw_priv_data *pdata = snd_soc_platform_get_drvdata(platform); | |
341 | struct sst_hsw *hsw = pdata->hsw; | |
342 | int ret = 0; | |
343 | enum sst_hsw_module_id id = SST_HSW_MODULE_WAVES; | |
344 | bool switch_on = (bool)ucontrol->value.integer.value[0]; | |
345 | ||
346 | /* if module is in RAM on the DSP, apply user settings to module through | |
347 | * ipc. If module is not in RAM on the DSP, store user setting for | |
348 | * track */ | |
349 | if (sst_hsw_is_module_loaded(hsw, id)) { | |
350 | if (switch_on == sst_hsw_is_module_active(hsw, id)) | |
351 | return 0; | |
352 | ||
353 | if (switch_on) | |
354 | ret = sst_hsw_module_enable(hsw, id, 0); | |
355 | else | |
356 | ret = sst_hsw_module_disable(hsw, id, 0); | |
357 | } else { | |
358 | if (switch_on == sst_hsw_is_module_enabled_rtd3(hsw, id)) | |
359 | return 0; | |
360 | ||
361 | if (switch_on) | |
362 | sst_hsw_set_module_enabled_rtd3(hsw, id); | |
363 | else | |
364 | sst_hsw_set_module_disabled_rtd3(hsw, id); | |
365 | } | |
366 | ||
367 | return ret; | |
368 | } | |
369 | ||
3814c204 LH |
370 | static int hsw_waves_param_get(struct snd_kcontrol *kcontrol, |
371 | struct snd_ctl_elem_value *ucontrol) | |
372 | { | |
373 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); | |
374 | struct hsw_priv_data *pdata = snd_soc_platform_get_drvdata(platform); | |
375 | struct sst_hsw *hsw = pdata->hsw; | |
376 | ||
377 | /* return a matching line from param buffer */ | |
378 | return sst_hsw_load_param_line(hsw, ucontrol->value.bytes.data); | |
379 | } | |
380 | ||
381 | static int hsw_waves_param_put(struct snd_kcontrol *kcontrol, | |
382 | struct snd_ctl_elem_value *ucontrol) | |
383 | { | |
384 | struct snd_soc_platform *platform = snd_soc_kcontrol_platform(kcontrol); | |
385 | struct hsw_priv_data *pdata = snd_soc_platform_get_drvdata(platform); | |
386 | struct sst_hsw *hsw = pdata->hsw; | |
387 | int ret; | |
388 | enum sst_hsw_module_id id = SST_HSW_MODULE_WAVES; | |
389 | int param_id = ucontrol->value.bytes.data[0]; | |
390 | int param_size = WAVES_PARAM_COUNT; | |
391 | ||
392 | /* clear param buffer and reset buffer index */ | |
393 | if (param_id == 0xFF) { | |
394 | sst_hsw_reset_param_buf(hsw); | |
395 | return 0; | |
396 | } | |
397 | ||
398 | /* store params into buffer */ | |
399 | ret = sst_hsw_store_param_line(hsw, ucontrol->value.bytes.data); | |
400 | if (ret < 0) | |
401 | return ret; | |
402 | ||
5d5b275d | 403 | if (sst_hsw_is_module_active(hsw, id)) |
3814c204 LH |
404 | ret = sst_hsw_module_set_param(hsw, id, 0, param_id, |
405 | param_size, ucontrol->value.bytes.data); | |
3814c204 LH |
406 | return ret; |
407 | } | |
408 | ||
a4b12990 MB |
409 | /* TLV used by both global and stream volumes */ |
410 | static const DECLARE_TLV_DB_SCALE(hsw_vol_tlv, -9000, 300, 1); | |
411 | ||
412 | /* System Pin has no volume control */ | |
413 | static const struct snd_kcontrol_new hsw_volume_controls[] = { | |
414 | /* Global DSP volume */ | |
415 | SOC_DOUBLE_EXT_TLV("Master Playback Volume", 0, 0, 8, | |
c5f0406b | 416 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 MB |
417 | hsw_volume_get, hsw_volume_put, hsw_vol_tlv), |
418 | /* Offload 0 volume */ | |
419 | SOC_DOUBLE_EXT_TLV("Media0 Playback Volume", 1, 0, 8, | |
c5f0406b | 420 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 MB |
421 | hsw_stream_volume_get, hsw_stream_volume_put, hsw_vol_tlv), |
422 | /* Offload 1 volume */ | |
423 | SOC_DOUBLE_EXT_TLV("Media1 Playback Volume", 2, 0, 8, | |
c5f0406b | 424 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 MB |
425 | hsw_stream_volume_get, hsw_stream_volume_put, hsw_vol_tlv), |
426 | /* Mic Capture volume */ | |
7ff9d671 | 427 | SOC_DOUBLE_EXT_TLV("Mic Capture Volume", 4, 0, 8, |
c5f0406b | 428 | ARRAY_SIZE(volume_map) - 1, 0, |
a4b12990 | 429 | hsw_stream_volume_get, hsw_stream_volume_put, hsw_vol_tlv), |
76c07b82 LH |
430 | /* enable/disable module waves */ |
431 | SOC_SINGLE_BOOL_EXT("Waves Switch", 0, | |
432 | hsw_waves_switch_get, hsw_waves_switch_put), | |
3814c204 LH |
433 | /* set parameters to module waves */ |
434 | SND_SOC_BYTES_EXT("Waves Set Param", WAVES_PARAM_COUNT, | |
435 | hsw_waves_param_get, hsw_waves_param_put), | |
a4b12990 MB |
436 | }; |
437 | ||
438 | /* Create DMA buffer page table for DSP */ | |
0b708c87 LG |
439 | static int create_adsp_page_table(struct snd_pcm_substream *substream, |
440 | struct hsw_priv_data *pdata, struct snd_soc_pcm_runtime *rtd, | |
441 | unsigned char *dma_area, size_t size, int pcm) | |
a4b12990 | 442 | { |
0b708c87 LG |
443 | struct snd_dma_buffer *dmab = snd_pcm_get_dma_buf(substream); |
444 | int i, pages, stream = substream->stream; | |
a4b12990 | 445 | |
0b708c87 | 446 | pages = snd_sgbuf_aligned_pages(size); |
a4b12990 | 447 | |
396cbebe | 448 | dev_dbg(rtd->dev, "generating page table for %p size 0x%zx pages %d\n", |
a4b12990 MB |
449 | dma_area, size, pages); |
450 | ||
451 | for (i = 0; i < pages; i++) { | |
452 | u32 idx = (((i << 2) + i)) >> 1; | |
0b708c87 | 453 | u32 pfn = snd_sgbuf_get_addr(dmab, i * PAGE_SIZE) >> PAGE_SHIFT; |
a4b12990 MB |
454 | u32 *pg_table; |
455 | ||
456 | dev_dbg(rtd->dev, "pfn i %i idx %d pfn %x\n", i, idx, pfn); | |
457 | ||
0b708c87 | 458 | pg_table = (u32 *)(pdata->dmab[pcm][stream].area + idx); |
a4b12990 MB |
459 | |
460 | if (i & 1) | |
461 | *pg_table |= (pfn << 4); | |
462 | else | |
463 | *pg_table |= pfn; | |
464 | } | |
465 | ||
466 | return 0; | |
467 | } | |
468 | ||
469 | /* this may get called several times by oss emulation */ | |
470 | static int hsw_pcm_hw_params(struct snd_pcm_substream *substream, | |
471 | struct snd_pcm_hw_params *params) | |
472 | { | |
473 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
474 | struct snd_pcm_runtime *runtime = substream->runtime; | |
475 | struct hsw_priv_data *pdata = | |
476 | snd_soc_platform_get_drvdata(rtd->platform); | |
7ff9d671 | 477 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
478 | struct sst_hsw *hsw = pdata->hsw; |
479 | struct sst_module *module_data; | |
480 | struct sst_dsp *dsp; | |
0b708c87 | 481 | struct snd_dma_buffer *dmab; |
a4b12990 MB |
482 | enum sst_hsw_stream_type stream_type; |
483 | enum sst_hsw_stream_path_id path_id; | |
484 | u32 rate, bits, map, pages, module_id; | |
485 | u8 channels; | |
7ff9d671 JY |
486 | int ret, dai; |
487 | ||
488 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
489 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
a4b12990 | 490 | |
916152c4 LG |
491 | /* check if we are being called a subsequent time */ |
492 | if (pcm_data->allocated) { | |
493 | ret = sst_hsw_stream_reset(hsw, pcm_data->stream); | |
494 | if (ret < 0) | |
495 | dev_dbg(rtd->dev, "error: reset stream failed %d\n", | |
496 | ret); | |
497 | ||
498 | ret = sst_hsw_stream_free(hsw, pcm_data->stream); | |
499 | if (ret < 0) { | |
500 | dev_dbg(rtd->dev, "error: free stream failed %d\n", | |
501 | ret); | |
502 | return ret; | |
503 | } | |
504 | pcm_data->allocated = false; | |
505 | ||
506 | pcm_data->stream = sst_hsw_stream_new(hsw, rtd->cpu_dai->id, | |
507 | hsw_notify_pointer, pcm_data); | |
508 | if (pcm_data->stream == NULL) { | |
509 | dev_err(rtd->dev, "error: failed to create stream\n"); | |
510 | return -EINVAL; | |
511 | } | |
512 | } | |
513 | ||
a4b12990 MB |
514 | /* stream direction */ |
515 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) | |
516 | path_id = SST_HSW_STREAM_PATH_SSP0_OUT; | |
517 | else | |
518 | path_id = SST_HSW_STREAM_PATH_SSP0_IN; | |
519 | ||
520 | /* DSP stream type depends on DAI ID */ | |
521 | switch (rtd->cpu_dai->id) { | |
522 | case 0: | |
7bb73cbd JY |
523 | if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { |
524 | stream_type = SST_HSW_STREAM_TYPE_SYSTEM; | |
525 | module_id = SST_HSW_MODULE_PCM_SYSTEM; | |
526 | } | |
527 | else { | |
528 | stream_type = SST_HSW_STREAM_TYPE_CAPTURE; | |
529 | module_id = SST_HSW_MODULE_PCM_CAPTURE; | |
530 | } | |
a4b12990 MB |
531 | break; |
532 | case 1: | |
533 | case 2: | |
534 | stream_type = SST_HSW_STREAM_TYPE_RENDER; | |
535 | module_id = SST_HSW_MODULE_PCM; | |
536 | break; | |
537 | case 3: | |
538 | /* path ID needs to be OUT for loopback */ | |
539 | stream_type = SST_HSW_STREAM_TYPE_LOOPBACK; | |
540 | path_id = SST_HSW_STREAM_PATH_SSP0_OUT; | |
541 | module_id = SST_HSW_MODULE_PCM_REFERENCE; | |
542 | break; | |
a4b12990 MB |
543 | default: |
544 | dev_err(rtd->dev, "error: invalid DAI ID %d\n", | |
545 | rtd->cpu_dai->id); | |
546 | return -EINVAL; | |
547 | }; | |
548 | ||
549 | ret = sst_hsw_stream_format(hsw, pcm_data->stream, | |
550 | path_id, stream_type, SST_HSW_STREAM_FORMAT_PCM_FORMAT); | |
551 | if (ret < 0) { | |
552 | dev_err(rtd->dev, "error: failed to set format %d\n", ret); | |
553 | return ret; | |
554 | } | |
555 | ||
556 | rate = params_rate(params); | |
557 | ret = sst_hsw_stream_set_rate(hsw, pcm_data->stream, rate); | |
558 | if (ret < 0) { | |
559 | dev_err(rtd->dev, "error: could not set rate %d\n", rate); | |
560 | return ret; | |
561 | } | |
562 | ||
563 | switch (params_format(params)) { | |
564 | case SNDRV_PCM_FORMAT_S16_LE: | |
565 | bits = SST_HSW_DEPTH_16BIT; | |
566 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 16); | |
567 | break; | |
568 | case SNDRV_PCM_FORMAT_S24_LE: | |
8e897618 JY |
569 | bits = SST_HSW_DEPTH_32BIT; |
570 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 24); | |
571 | break; | |
572 | case SNDRV_PCM_FORMAT_S8: | |
573 | bits = SST_HSW_DEPTH_8BIT; | |
574 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 8); | |
575 | break; | |
576 | case SNDRV_PCM_FORMAT_S32_LE: | |
577 | bits = SST_HSW_DEPTH_32BIT; | |
a4b12990 MB |
578 | sst_hsw_stream_set_valid(hsw, pcm_data->stream, 32); |
579 | break; | |
580 | default: | |
581 | dev_err(rtd->dev, "error: invalid format %d\n", | |
582 | params_format(params)); | |
583 | return -EINVAL; | |
584 | } | |
585 | ||
586 | ret = sst_hsw_stream_set_bits(hsw, pcm_data->stream, bits); | |
587 | if (ret < 0) { | |
588 | dev_err(rtd->dev, "error: could not set bits %d\n", bits); | |
589 | return ret; | |
590 | } | |
591 | ||
a4b12990 | 592 | channels = params_channels(params); |
a4b12990 MB |
593 | map = create_channel_map(SST_HSW_CHANNEL_CONFIG_STEREO); |
594 | sst_hsw_stream_set_map_config(hsw, pcm_data->stream, | |
595 | map, SST_HSW_CHANNEL_CONFIG_STEREO); | |
596 | ||
597 | ret = sst_hsw_stream_set_channels(hsw, pcm_data->stream, channels); | |
598 | if (ret < 0) { | |
599 | dev_err(rtd->dev, "error: could not set channels %d\n", | |
600 | channels); | |
601 | return ret; | |
602 | } | |
603 | ||
604 | ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); | |
605 | if (ret < 0) { | |
606 | dev_err(rtd->dev, "error: could not allocate %d bytes for PCM %d\n", | |
607 | params_buffer_bytes(params), ret); | |
608 | return ret; | |
609 | } | |
610 | ||
0b708c87 LG |
611 | dmab = snd_pcm_get_dma_buf(substream); |
612 | ||
613 | ret = create_adsp_page_table(substream, pdata, rtd, runtime->dma_area, | |
614 | runtime->dma_bytes, rtd->cpu_dai->id); | |
a4b12990 MB |
615 | if (ret < 0) |
616 | return ret; | |
617 | ||
618 | sst_hsw_stream_set_style(hsw, pcm_data->stream, | |
619 | SST_HSW_INTERLEAVING_PER_CHANNEL); | |
620 | ||
621 | if (runtime->dma_bytes % PAGE_SIZE) | |
622 | pages = (runtime->dma_bytes / PAGE_SIZE) + 1; | |
623 | else | |
624 | pages = runtime->dma_bytes / PAGE_SIZE; | |
625 | ||
626 | ret = sst_hsw_stream_buffer(hsw, pcm_data->stream, | |
0b708c87 | 627 | pdata->dmab[rtd->cpu_dai->id][substream->stream].addr, |
a4b12990 | 628 | pages, runtime->dma_bytes, 0, |
0b708c87 | 629 | snd_sgbuf_get_addr(dmab, 0) >> PAGE_SHIFT); |
a4b12990 MB |
630 | if (ret < 0) { |
631 | dev_err(rtd->dev, "error: failed to set DMA buffer %d\n", ret); | |
632 | return ret; | |
633 | } | |
634 | ||
635 | dsp = sst_hsw_get_dsp(hsw); | |
636 | ||
637 | module_data = sst_module_get_from_id(dsp, module_id); | |
638 | if (module_data == NULL) { | |
639 | dev_err(rtd->dev, "error: failed to get module config\n"); | |
640 | return -EINVAL; | |
641 | } | |
642 | ||
e9600bc1 LG |
643 | sst_hsw_stream_set_module_info(hsw, pcm_data->stream, |
644 | pcm_data->runtime); | |
a4b12990 MB |
645 | |
646 | ret = sst_hsw_stream_commit(hsw, pcm_data->stream); | |
647 | if (ret < 0) { | |
648 | dev_err(rtd->dev, "error: failed to commit stream %d\n", ret); | |
649 | return ret; | |
650 | } | |
f1e59825 JY |
651 | |
652 | if (!pcm_data->allocated) { | |
653 | /* Set previous saved volume */ | |
654 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, | |
655 | 0, pcm_data->volume[0]); | |
656 | sst_hsw_stream_set_volume(hsw, pcm_data->stream, 0, | |
657 | 1, pcm_data->volume[1]); | |
658 | pcm_data->allocated = true; | |
659 | } | |
a4b12990 MB |
660 | |
661 | ret = sst_hsw_stream_pause(hsw, pcm_data->stream, 1); | |
662 | if (ret < 0) | |
663 | dev_err(rtd->dev, "error: failed to pause %d\n", ret); | |
664 | ||
665 | return 0; | |
666 | } | |
667 | ||
668 | static int hsw_pcm_hw_free(struct snd_pcm_substream *substream) | |
669 | { | |
670 | snd_pcm_lib_free_pages(substream); | |
671 | return 0; | |
672 | } | |
673 | ||
674 | static int hsw_pcm_trigger(struct snd_pcm_substream *substream, int cmd) | |
675 | { | |
676 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
677 | struct hsw_priv_data *pdata = | |
678 | snd_soc_platform_get_drvdata(rtd->platform); | |
7ff9d671 | 679 | struct hsw_pcm_data *pcm_data; |
1b006996 | 680 | struct sst_hsw_stream *sst_stream; |
a4b12990 | 681 | struct sst_hsw *hsw = pdata->hsw; |
1b006996 LY |
682 | struct snd_pcm_runtime *runtime = substream->runtime; |
683 | snd_pcm_uframes_t pos; | |
7ff9d671 JY |
684 | int dai; |
685 | ||
686 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
687 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
1b006996 | 688 | sst_stream = pcm_data->stream; |
a4b12990 MB |
689 | |
690 | switch (cmd) { | |
691 | case SNDRV_PCM_TRIGGER_START: | |
692 | case SNDRV_PCM_TRIGGER_RESUME: | |
693 | case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: | |
1b006996 | 694 | sst_hsw_stream_set_silence_start(hsw, sst_stream, false); |
a4b12990 MB |
695 | sst_hsw_stream_resume(hsw, pcm_data->stream, 0); |
696 | break; | |
697 | case SNDRV_PCM_TRIGGER_STOP: | |
698 | case SNDRV_PCM_TRIGGER_SUSPEND: | |
699 | case SNDRV_PCM_TRIGGER_PAUSE_PUSH: | |
1b006996 | 700 | sst_hsw_stream_set_silence_start(hsw, sst_stream, false); |
a4b12990 MB |
701 | sst_hsw_stream_pause(hsw, pcm_data->stream, 0); |
702 | break; | |
1b006996 LY |
703 | case SNDRV_PCM_TRIGGER_DRAIN: |
704 | pos = runtime->control->appl_ptr % runtime->buffer_size; | |
705 | sst_hsw_stream_set_old_position(hsw, pcm_data->stream, pos); | |
706 | sst_hsw_stream_set_silence_start(hsw, sst_stream, true); | |
707 | break; | |
a4b12990 MB |
708 | default: |
709 | break; | |
710 | } | |
711 | ||
712 | return 0; | |
713 | } | |
714 | ||
715 | static u32 hsw_notify_pointer(struct sst_hsw_stream *stream, void *data) | |
716 | { | |
717 | struct hsw_pcm_data *pcm_data = data; | |
718 | struct snd_pcm_substream *substream = pcm_data->substream; | |
719 | struct snd_pcm_runtime *runtime = substream->runtime; | |
720 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
1b006996 LY |
721 | struct hsw_priv_data *pdata = |
722 | snd_soc_platform_get_drvdata(rtd->platform); | |
723 | struct sst_hsw *hsw = pdata->hsw; | |
a4b12990 | 724 | u32 pos; |
1b006996 LY |
725 | snd_pcm_uframes_t position = bytes_to_frames(runtime, |
726 | sst_hsw_get_dsp_position(hsw, pcm_data->stream)); | |
727 | unsigned char *dma_area = runtime->dma_area; | |
728 | snd_pcm_uframes_t dma_frames = | |
729 | bytes_to_frames(runtime, runtime->dma_bytes); | |
730 | snd_pcm_uframes_t old_position; | |
731 | ssize_t samples; | |
a4b12990 MB |
732 | |
733 | pos = frames_to_bytes(runtime, | |
734 | (runtime->control->appl_ptr % runtime->buffer_size)); | |
735 | ||
8046249d | 736 | dev_vdbg(rtd->dev, "PCM: App pointer %d bytes\n", pos); |
a4b12990 | 737 | |
1b006996 LY |
738 | /* SST fw don't know where to stop dma |
739 | * So, SST driver need to clean the data which has been consumed | |
740 | */ | |
741 | if (dma_area == NULL || dma_frames <= 0 | |
742 | || (substream->stream == SNDRV_PCM_STREAM_CAPTURE) | |
743 | || !sst_hsw_stream_get_silence_start(hsw, stream)) { | |
744 | snd_pcm_period_elapsed(substream); | |
745 | return pos; | |
746 | } | |
747 | ||
748 | old_position = sst_hsw_stream_get_old_position(hsw, stream); | |
749 | if (position > old_position) { | |
750 | if (position < dma_frames) { | |
751 | samples = SST_SAMPLES(runtime, position - old_position); | |
752 | snd_pcm_format_set_silence(runtime->format, | |
753 | SST_OLD_POSITION(dma_area, | |
754 | runtime, old_position), | |
755 | samples); | |
756 | } else | |
757 | dev_err(rtd->dev, "PCM: position is wrong\n"); | |
758 | } else { | |
759 | if (old_position < dma_frames) { | |
760 | samples = SST_SAMPLES(runtime, | |
761 | dma_frames - old_position); | |
762 | snd_pcm_format_set_silence(runtime->format, | |
763 | SST_OLD_POSITION(dma_area, | |
764 | runtime, old_position), | |
765 | samples); | |
766 | } else | |
767 | dev_err(rtd->dev, "PCM: dma_bytes is wrong\n"); | |
768 | if (position < dma_frames) { | |
769 | samples = SST_SAMPLES(runtime, position); | |
770 | snd_pcm_format_set_silence(runtime->format, | |
771 | dma_area, samples); | |
772 | } else | |
773 | dev_err(rtd->dev, "PCM: position is wrong\n"); | |
774 | } | |
775 | sst_hsw_stream_set_old_position(hsw, stream, position); | |
776 | ||
a4b12990 MB |
777 | /* let alsa know we have play a period */ |
778 | snd_pcm_period_elapsed(substream); | |
779 | return pos; | |
780 | } | |
781 | ||
782 | static snd_pcm_uframes_t hsw_pcm_pointer(struct snd_pcm_substream *substream) | |
783 | { | |
784 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
785 | struct snd_pcm_runtime *runtime = substream->runtime; | |
786 | struct hsw_priv_data *pdata = | |
787 | snd_soc_platform_get_drvdata(rtd->platform); | |
7ff9d671 | 788 | struct hsw_pcm_data *pcm_data; |
a4b12990 MB |
789 | struct sst_hsw *hsw = pdata->hsw; |
790 | snd_pcm_uframes_t offset; | |
51b4e24f | 791 | uint64_t ppos; |
7ff9d671 JY |
792 | u32 position; |
793 | int dai; | |
794 | ||
795 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
796 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
797 | position = sst_hsw_get_dsp_position(hsw, pcm_data->stream); | |
a4b12990 | 798 | |
51b4e24f LG |
799 | offset = bytes_to_frames(runtime, position); |
800 | ppos = sst_hsw_get_dsp_presentation_position(hsw, pcm_data->stream); | |
a4b12990 | 801 | |
8046249d | 802 | dev_vdbg(rtd->dev, "PCM: DMA pointer %du bytes, pos %llu\n", |
51b4e24f | 803 | position, ppos); |
a4b12990 MB |
804 | return offset; |
805 | } | |
806 | ||
807 | static int hsw_pcm_open(struct snd_pcm_substream *substream) | |
808 | { | |
809 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
810 | struct hsw_priv_data *pdata = | |
811 | snd_soc_platform_get_drvdata(rtd->platform); | |
812 | struct hsw_pcm_data *pcm_data; | |
813 | struct sst_hsw *hsw = pdata->hsw; | |
7ff9d671 | 814 | int dai; |
a4b12990 | 815 | |
7ff9d671 JY |
816 | dai = mod_map[rtd->cpu_dai->id].dai_id; |
817 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
a4b12990 MB |
818 | |
819 | mutex_lock(&pcm_data->mutex); | |
2e4f7591 | 820 | pm_runtime_get_sync(pdata->dev); |
a4b12990 | 821 | |
a4b12990 MB |
822 | pcm_data->substream = substream; |
823 | ||
824 | snd_soc_set_runtime_hwparams(substream, &hsw_pcm_hardware); | |
825 | ||
826 | pcm_data->stream = sst_hsw_stream_new(hsw, rtd->cpu_dai->id, | |
827 | hsw_notify_pointer, pcm_data); | |
828 | if (pcm_data->stream == NULL) { | |
829 | dev_err(rtd->dev, "error: failed to create stream\n"); | |
2e4f7591 LG |
830 | pm_runtime_mark_last_busy(pdata->dev); |
831 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
832 | mutex_unlock(&pcm_data->mutex); |
833 | return -EINVAL; | |
834 | } | |
835 | ||
a4b12990 MB |
836 | mutex_unlock(&pcm_data->mutex); |
837 | return 0; | |
838 | } | |
839 | ||
840 | static int hsw_pcm_close(struct snd_pcm_substream *substream) | |
841 | { | |
842 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
843 | struct hsw_priv_data *pdata = | |
844 | snd_soc_platform_get_drvdata(rtd->platform); | |
7ff9d671 | 845 | struct hsw_pcm_data *pcm_data; |
a4b12990 | 846 | struct sst_hsw *hsw = pdata->hsw; |
7ff9d671 JY |
847 | int ret, dai; |
848 | ||
849 | dai = mod_map[rtd->cpu_dai->id].dai_id; | |
850 | pcm_data = &pdata->pcm[dai][substream->stream]; | |
a4b12990 MB |
851 | |
852 | mutex_lock(&pcm_data->mutex); | |
853 | ret = sst_hsw_stream_reset(hsw, pcm_data->stream); | |
854 | if (ret < 0) { | |
855 | dev_dbg(rtd->dev, "error: reset stream failed %d\n", ret); | |
856 | goto out; | |
857 | } | |
858 | ||
859 | ret = sst_hsw_stream_free(hsw, pcm_data->stream); | |
860 | if (ret < 0) { | |
861 | dev_dbg(rtd->dev, "error: free stream failed %d\n", ret); | |
862 | goto out; | |
863 | } | |
916152c4 | 864 | pcm_data->allocated = 0; |
a4b12990 MB |
865 | pcm_data->stream = NULL; |
866 | ||
867 | out: | |
2e4f7591 LG |
868 | pm_runtime_mark_last_busy(pdata->dev); |
869 | pm_runtime_put_autosuspend(pdata->dev); | |
a4b12990 MB |
870 | mutex_unlock(&pcm_data->mutex); |
871 | return ret; | |
872 | } | |
873 | ||
115c7254 | 874 | static const struct snd_pcm_ops hsw_pcm_ops = { |
a4b12990 MB |
875 | .open = hsw_pcm_open, |
876 | .close = hsw_pcm_close, | |
877 | .ioctl = snd_pcm_lib_ioctl, | |
878 | .hw_params = hsw_pcm_hw_params, | |
879 | .hw_free = hsw_pcm_hw_free, | |
880 | .trigger = hsw_pcm_trigger, | |
881 | .pointer = hsw_pcm_pointer, | |
0b708c87 | 882 | .page = snd_pcm_sgbuf_ops_page, |
a4b12990 MB |
883 | }; |
884 | ||
e9600bc1 LG |
885 | static int hsw_pcm_create_modules(struct hsw_priv_data *pdata) |
886 | { | |
887 | struct sst_hsw *hsw = pdata->hsw; | |
888 | struct hsw_pcm_data *pcm_data; | |
889 | int i; | |
890 | ||
891 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
7ff9d671 | 892 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; |
e9600bc1 | 893 | |
2e4f7591 | 894 | /* create new runtime module, use same offset if recreated */ |
e9600bc1 LG |
895 | pcm_data->runtime = sst_hsw_runtime_module_create(hsw, |
896 | mod_map[i].mod_id, pcm_data->persistent_offset); | |
897 | if (pcm_data->runtime == NULL) | |
898 | goto err; | |
899 | pcm_data->persistent_offset = | |
900 | pcm_data->runtime->persistent_offset; | |
901 | } | |
902 | ||
8c43fc2f LH |
903 | /* create runtime blocks for module waves */ |
904 | if (sst_hsw_is_module_loaded(hsw, SST_HSW_MODULE_WAVES)) { | |
2c0ed634 LH |
905 | pdata->runtime_waves = sst_hsw_runtime_module_create(hsw, |
906 | SST_HSW_MODULE_WAVES, 0); | |
907 | if (pdata->runtime_waves == NULL) | |
8c43fc2f | 908 | goto err; |
8c43fc2f LH |
909 | } |
910 | ||
e9600bc1 LG |
911 | return 0; |
912 | ||
913 | err: | |
914 | for (--i; i >= 0; i--) { | |
7ff9d671 | 915 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; |
e9600bc1 LG |
916 | sst_hsw_runtime_module_free(pcm_data->runtime); |
917 | } | |
918 | ||
919 | return -ENODEV; | |
920 | } | |
921 | ||
a209d322 JY |
922 | static void hsw_pcm_free_modules(struct hsw_priv_data *pdata) |
923 | { | |
924 | struct sst_hsw *hsw = pdata->hsw; | |
925 | struct hsw_pcm_data *pcm_data; | |
926 | int i; | |
927 | ||
928 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
929 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; | |
2dbc80ca JY |
930 | if (pcm_data->runtime){ |
931 | sst_hsw_runtime_module_free(pcm_data->runtime); | |
932 | pcm_data->runtime = NULL; | |
933 | } | |
a209d322 | 934 | } |
2dbc80ca JY |
935 | if (sst_hsw_is_module_loaded(hsw, SST_HSW_MODULE_WAVES) && |
936 | pdata->runtime_waves) { | |
a209d322 | 937 | sst_hsw_runtime_module_free(pdata->runtime_waves); |
2dbc80ca | 938 | pdata->runtime_waves = NULL; |
a209d322 JY |
939 | } |
940 | } | |
941 | ||
a4b12990 MB |
942 | static int hsw_pcm_new(struct snd_soc_pcm_runtime *rtd) |
943 | { | |
944 | struct snd_pcm *pcm = rtd->pcm; | |
10df3509 LG |
945 | struct snd_soc_platform *platform = rtd->platform; |
946 | struct sst_pdata *pdata = dev_get_platdata(platform->dev); | |
2e4f7591 | 947 | struct hsw_priv_data *priv_data = dev_get_drvdata(platform->dev); |
10df3509 | 948 | struct device *dev = pdata->dma_dev; |
a4b12990 MB |
949 | int ret = 0; |
950 | ||
a4b12990 MB |
951 | if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream || |
952 | pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) { | |
953 | ret = snd_pcm_lib_preallocate_pages_for_all(pcm, | |
0b708c87 | 954 | SNDRV_DMA_TYPE_DEV_SG, |
10df3509 | 955 | dev, |
a4b12990 MB |
956 | hsw_pcm_hardware.buffer_bytes_max, |
957 | hsw_pcm_hardware.buffer_bytes_max); | |
958 | if (ret) { | |
959 | dev_err(rtd->dev, "dma buffer allocation failed %d\n", | |
960 | ret); | |
961 | return ret; | |
962 | } | |
963 | } | |
7ff9d671 JY |
964 | if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) |
965 | priv_data->pcm[rtd->cpu_dai->id][SNDRV_PCM_STREAM_PLAYBACK].hsw_pcm = pcm; | |
966 | if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) | |
967 | priv_data->pcm[rtd->cpu_dai->id][SNDRV_PCM_STREAM_CAPTURE].hsw_pcm = pcm; | |
a4b12990 MB |
968 | |
969 | return ret; | |
970 | } | |
971 | ||
972 | #define HSW_FORMATS \ | |
2ccf3bd4 | 973 | (SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE) |
a4b12990 MB |
974 | |
975 | static struct snd_soc_dai_driver hsw_dais[] = { | |
976 | { | |
977 | .name = "System Pin", | |
2e4f7591 | 978 | .id = HSW_PCM_DAI_ID_SYSTEM, |
a4b12990 MB |
979 | .playback = { |
980 | .stream_name = "System Playback", | |
981 | .channels_min = 2, | |
982 | .channels_max = 2, | |
983 | .rates = SNDRV_PCM_RATE_48000, | |
8e897618 | 984 | .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, |
a4b12990 | 985 | }, |
7bb73cbd JY |
986 | .capture = { |
987 | .stream_name = "Analog Capture", | |
988 | .channels_min = 2, | |
989 | .channels_max = 4, | |
990 | .rates = SNDRV_PCM_RATE_48000, | |
991 | .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, | |
992 | }, | |
a4b12990 MB |
993 | }, |
994 | { | |
995 | /* PCM */ | |
996 | .name = "Offload0 Pin", | |
2e4f7591 | 997 | .id = HSW_PCM_DAI_ID_OFFLOAD0, |
a4b12990 MB |
998 | .playback = { |
999 | .stream_name = "Offload0 Playback", | |
1000 | .channels_min = 2, | |
1001 | .channels_max = 2, | |
1002 | .rates = SNDRV_PCM_RATE_8000_192000, | |
1003 | .formats = HSW_FORMATS, | |
1004 | }, | |
1005 | }, | |
1006 | { | |
1007 | /* PCM */ | |
1008 | .name = "Offload1 Pin", | |
2e4f7591 | 1009 | .id = HSW_PCM_DAI_ID_OFFLOAD1, |
a4b12990 MB |
1010 | .playback = { |
1011 | .stream_name = "Offload1 Playback", | |
1012 | .channels_min = 2, | |
1013 | .channels_max = 2, | |
1014 | .rates = SNDRV_PCM_RATE_8000_192000, | |
1015 | .formats = HSW_FORMATS, | |
1016 | }, | |
1017 | }, | |
1018 | { | |
1019 | .name = "Loopback Pin", | |
2e4f7591 | 1020 | .id = HSW_PCM_DAI_ID_LOOPBACK, |
a4b12990 MB |
1021 | .capture = { |
1022 | .stream_name = "Loopback Capture", | |
1023 | .channels_min = 2, | |
1024 | .channels_max = 2, | |
8e897618 JY |
1025 | .rates = SNDRV_PCM_RATE_48000, |
1026 | .formats = SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S16_LE, | |
a4b12990 MB |
1027 | }, |
1028 | }, | |
a4b12990 MB |
1029 | }; |
1030 | ||
1031 | static const struct snd_soc_dapm_widget widgets[] = { | |
1032 | ||
1033 | /* Backend DAIs */ | |
1034 | SND_SOC_DAPM_AIF_IN("SSP0 CODEC IN", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1035 | SND_SOC_DAPM_AIF_OUT("SSP0 CODEC OUT", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1036 | SND_SOC_DAPM_AIF_IN("SSP1 BT IN", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1037 | SND_SOC_DAPM_AIF_OUT("SSP1 BT OUT", NULL, 0, SND_SOC_NOPM, 0, 0), | |
1038 | ||
1039 | /* Global Playback Mixer */ | |
1040 | SND_SOC_DAPM_MIXER("Playback VMixer", SND_SOC_NOPM, 0, 0, NULL, 0), | |
1041 | }; | |
1042 | ||
1043 | static const struct snd_soc_dapm_route graph[] = { | |
1044 | ||
1045 | /* Playback Mixer */ | |
1046 | {"Playback VMixer", NULL, "System Playback"}, | |
1047 | {"Playback VMixer", NULL, "Offload0 Playback"}, | |
1048 | {"Playback VMixer", NULL, "Offload1 Playback"}, | |
1049 | ||
1050 | {"SSP0 CODEC OUT", NULL, "Playback VMixer"}, | |
1051 | ||
1052 | {"Analog Capture", NULL, "SSP0 CODEC IN"}, | |
1053 | }; | |
1054 | ||
1055 | static int hsw_pcm_probe(struct snd_soc_platform *platform) | |
1056 | { | |
bd033808 | 1057 | struct hsw_priv_data *priv_data = snd_soc_platform_get_drvdata(platform); |
a4b12990 | 1058 | struct sst_pdata *pdata = dev_get_platdata(platform->dev); |
2e4f7591 | 1059 | struct device *dma_dev, *dev; |
0b708c87 | 1060 | int i, ret = 0; |
a4b12990 | 1061 | |
2e4f7591 LG |
1062 | if (!pdata) |
1063 | return -ENODEV; | |
1064 | ||
1065 | dev = platform->dev; | |
1066 | dma_dev = pdata->dma_dev; | |
1067 | ||
2e4f7591 LG |
1068 | priv_data->hsw = pdata->dsp; |
1069 | priv_data->dev = platform->dev; | |
1070 | priv_data->pm_state = HSW_PM_STATE_D0; | |
1071 | priv_data->soc_card = platform->component.card; | |
1072 | ||
a4b12990 MB |
1073 | /* allocate DSP buffer page tables */ |
1074 | for (i = 0; i < ARRAY_SIZE(hsw_dais); i++) { | |
1075 | ||
a4b12990 MB |
1076 | /* playback */ |
1077 | if (hsw_dais[i].playback.channels_min) { | |
7ff9d671 | 1078 | mutex_init(&priv_data->pcm[i][SNDRV_PCM_STREAM_PLAYBACK].mutex); |
0b708c87 LG |
1079 | ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, dma_dev, |
1080 | PAGE_SIZE, &priv_data->dmab[i][0]); | |
1081 | if (ret < 0) | |
a4b12990 MB |
1082 | goto err; |
1083 | } | |
1084 | ||
1085 | /* capture */ | |
1086 | if (hsw_dais[i].capture.channels_min) { | |
7ff9d671 | 1087 | mutex_init(&priv_data->pcm[i][SNDRV_PCM_STREAM_CAPTURE].mutex); |
0b708c87 LG |
1088 | ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, dma_dev, |
1089 | PAGE_SIZE, &priv_data->dmab[i][1]); | |
1090 | if (ret < 0) | |
a4b12990 MB |
1091 | goto err; |
1092 | } | |
1093 | } | |
1094 | ||
e9600bc1 | 1095 | /* allocate runtime modules */ |
8c43fc2f LH |
1096 | ret = hsw_pcm_create_modules(priv_data); |
1097 | if (ret < 0) | |
1098 | goto err; | |
e9600bc1 | 1099 | |
2e4f7591 LG |
1100 | /* enable runtime PM with auto suspend */ |
1101 | pm_runtime_set_autosuspend_delay(platform->dev, | |
1102 | SST_RUNTIME_SUSPEND_DELAY); | |
1103 | pm_runtime_use_autosuspend(platform->dev); | |
1104 | pm_runtime_enable(platform->dev); | |
1105 | pm_runtime_idle(platform->dev); | |
1106 | ||
a4b12990 MB |
1107 | return 0; |
1108 | ||
1109 | err: | |
8e64aedf | 1110 | for (--i; i >= 0; i--) { |
a4b12990 | 1111 | if (hsw_dais[i].playback.channels_min) |
0b708c87 | 1112 | snd_dma_free_pages(&priv_data->dmab[i][0]); |
a4b12990 | 1113 | if (hsw_dais[i].capture.channels_min) |
0b708c87 | 1114 | snd_dma_free_pages(&priv_data->dmab[i][1]); |
a4b12990 | 1115 | } |
0b708c87 | 1116 | return ret; |
a4b12990 MB |
1117 | } |
1118 | ||
1119 | static int hsw_pcm_remove(struct snd_soc_platform *platform) | |
1120 | { | |
1121 | struct hsw_priv_data *priv_data = | |
1122 | snd_soc_platform_get_drvdata(platform); | |
1123 | int i; | |
1124 | ||
2e4f7591 | 1125 | pm_runtime_disable(platform->dev); |
6e5132f7 | 1126 | hsw_pcm_free_modules(priv_data); |
2e4f7591 | 1127 | |
a4b12990 MB |
1128 | for (i = 0; i < ARRAY_SIZE(hsw_dais); i++) { |
1129 | if (hsw_dais[i].playback.channels_min) | |
0b708c87 | 1130 | snd_dma_free_pages(&priv_data->dmab[i][0]); |
a4b12990 | 1131 | if (hsw_dais[i].capture.channels_min) |
0b708c87 | 1132 | snd_dma_free_pages(&priv_data->dmab[i][1]); |
a4b12990 MB |
1133 | } |
1134 | ||
1135 | return 0; | |
1136 | } | |
1137 | ||
1138 | static struct snd_soc_platform_driver hsw_soc_platform = { | |
1139 | .probe = hsw_pcm_probe, | |
1140 | .remove = hsw_pcm_remove, | |
1141 | .ops = &hsw_pcm_ops, | |
1142 | .pcm_new = hsw_pcm_new, | |
a4b12990 MB |
1143 | }; |
1144 | ||
1145 | static const struct snd_soc_component_driver hsw_dai_component = { | |
923976a3 LPC |
1146 | .name = "haswell-dai", |
1147 | .controls = hsw_volume_controls, | |
1148 | .num_controls = ARRAY_SIZE(hsw_volume_controls), | |
1149 | .dapm_widgets = widgets, | |
1150 | .num_dapm_widgets = ARRAY_SIZE(widgets), | |
1151 | .dapm_routes = graph, | |
1152 | .num_dapm_routes = ARRAY_SIZE(graph), | |
a4b12990 MB |
1153 | }; |
1154 | ||
1155 | static int hsw_pcm_dev_probe(struct platform_device *pdev) | |
1156 | { | |
1157 | struct sst_pdata *sst_pdata = dev_get_platdata(&pdev->dev); | |
bd033808 | 1158 | struct hsw_priv_data *priv_data; |
a4b12990 MB |
1159 | int ret; |
1160 | ||
bd033808 LPC |
1161 | if (!sst_pdata) |
1162 | return -EINVAL; | |
1163 | ||
1164 | priv_data = devm_kzalloc(&pdev->dev, sizeof(*priv_data), GFP_KERNEL); | |
1165 | if (!priv_data) | |
1166 | return -ENOMEM; | |
1167 | ||
a4b12990 MB |
1168 | ret = sst_hsw_dsp_init(&pdev->dev, sst_pdata); |
1169 | if (ret < 0) | |
1170 | return -ENODEV; | |
1171 | ||
bd033808 LPC |
1172 | priv_data->hsw = sst_pdata->dsp; |
1173 | platform_set_drvdata(pdev, priv_data); | |
1174 | ||
a4b12990 MB |
1175 | ret = snd_soc_register_platform(&pdev->dev, &hsw_soc_platform); |
1176 | if (ret < 0) | |
1177 | goto err_plat; | |
1178 | ||
1179 | ret = snd_soc_register_component(&pdev->dev, &hsw_dai_component, | |
1180 | hsw_dais, ARRAY_SIZE(hsw_dais)); | |
1181 | if (ret < 0) | |
1182 | goto err_comp; | |
1183 | ||
1184 | return 0; | |
1185 | ||
1186 | err_comp: | |
1187 | snd_soc_unregister_platform(&pdev->dev); | |
1188 | err_plat: | |
1189 | sst_hsw_dsp_free(&pdev->dev, sst_pdata); | |
1190 | return 0; | |
1191 | } | |
1192 | ||
1193 | static int hsw_pcm_dev_remove(struct platform_device *pdev) | |
1194 | { | |
1195 | struct sst_pdata *sst_pdata = dev_get_platdata(&pdev->dev); | |
1196 | ||
1197 | snd_soc_unregister_platform(&pdev->dev); | |
1198 | snd_soc_unregister_component(&pdev->dev); | |
1199 | sst_hsw_dsp_free(&pdev->dev, sst_pdata); | |
1200 | ||
1201 | return 0; | |
1202 | } | |
1203 | ||
45544c88 | 1204 | #ifdef CONFIG_PM |
2e4f7591 LG |
1205 | |
1206 | static int hsw_pcm_runtime_idle(struct device *dev) | |
1207 | { | |
1208 | return 0; | |
1209 | } | |
1210 | ||
edd8ed49 JY |
1211 | static int hsw_pcm_suspend(struct device *dev) |
1212 | { | |
1213 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1214 | struct sst_hsw *hsw = pdata->hsw; | |
1215 | ||
1216 | /* enter D3 state and stall */ | |
1217 | sst_hsw_dsp_runtime_suspend(hsw); | |
1218 | /* free all runtime modules */ | |
1219 | hsw_pcm_free_modules(pdata); | |
1220 | /* put the DSP to sleep, fw unloaded after runtime modules freed */ | |
1221 | sst_hsw_dsp_runtime_sleep(hsw); | |
1222 | return 0; | |
1223 | } | |
1224 | ||
2e4f7591 LG |
1225 | static int hsw_pcm_runtime_suspend(struct device *dev) |
1226 | { | |
1227 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1228 | struct sst_hsw *hsw = pdata->hsw; | |
76c07b82 | 1229 | int ret; |
2e4f7591 | 1230 | |
cd311dd1 | 1231 | if (pdata->pm_state >= HSW_PM_STATE_RTD3) |
2e4f7591 LG |
1232 | return 0; |
1233 | ||
76c07b82 LH |
1234 | /* fw modules will be unloaded on RTD3, set flag to track */ |
1235 | if (sst_hsw_is_module_active(hsw, SST_HSW_MODULE_WAVES)) { | |
1236 | ret = sst_hsw_module_disable(hsw, SST_HSW_MODULE_WAVES, 0); | |
1237 | if (ret < 0) | |
1238 | return ret; | |
1239 | sst_hsw_set_module_enabled_rtd3(hsw, SST_HSW_MODULE_WAVES); | |
1240 | } | |
edd8ed49 | 1241 | hsw_pcm_suspend(dev); |
cd311dd1 | 1242 | pdata->pm_state = HSW_PM_STATE_RTD3; |
2e4f7591 LG |
1243 | |
1244 | return 0; | |
1245 | } | |
1246 | ||
1247 | static int hsw_pcm_runtime_resume(struct device *dev) | |
1248 | { | |
1249 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1250 | struct sst_hsw *hsw = pdata->hsw; | |
1251 | int ret; | |
1252 | ||
cd311dd1 | 1253 | if (pdata->pm_state != HSW_PM_STATE_RTD3) |
2e4f7591 LG |
1254 | return 0; |
1255 | ||
1256 | ret = sst_hsw_dsp_load(hsw); | |
1257 | if (ret < 0) { | |
1258 | dev_err(dev, "failed to reload %d\n", ret); | |
1259 | return ret; | |
1260 | } | |
1261 | ||
1262 | ret = hsw_pcm_create_modules(pdata); | |
1263 | if (ret < 0) { | |
1264 | dev_err(dev, "failed to create modules %d\n", ret); | |
1265 | return ret; | |
1266 | } | |
1267 | ||
1268 | ret = sst_hsw_dsp_runtime_resume(hsw); | |
1269 | if (ret < 0) | |
1270 | return ret; | |
1271 | else if (ret == 1) /* no action required */ | |
1272 | return 0; | |
1273 | ||
76c07b82 LH |
1274 | /* check flag when resume */ |
1275 | if (sst_hsw_is_module_enabled_rtd3(hsw, SST_HSW_MODULE_WAVES)) { | |
1276 | ret = sst_hsw_module_enable(hsw, SST_HSW_MODULE_WAVES, 0); | |
3814c204 LH |
1277 | if (ret < 0) |
1278 | return ret; | |
1279 | /* put parameters from buffer to dsp */ | |
1280 | ret = sst_hsw_launch_param_buf(hsw); | |
76c07b82 LH |
1281 | if (ret < 0) |
1282 | return ret; | |
1283 | /* unset flag */ | |
1284 | sst_hsw_set_module_disabled_rtd3(hsw, SST_HSW_MODULE_WAVES); | |
1285 | } | |
1286 | ||
2e4f7591 LG |
1287 | pdata->pm_state = HSW_PM_STATE_D0; |
1288 | return ret; | |
1289 | } | |
1290 | ||
35e03a88 LG |
1291 | #else |
1292 | #define hsw_pcm_runtime_idle NULL | |
1293 | #define hsw_pcm_runtime_suspend NULL | |
1294 | #define hsw_pcm_runtime_resume NULL | |
1295 | #endif | |
1296 | ||
45544c88 | 1297 | #ifdef CONFIG_PM |
7b8ef67a | 1298 | |
2e4f7591 LG |
1299 | static void hsw_pcm_complete(struct device *dev) |
1300 | { | |
1301 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
1302 | struct sst_hsw *hsw = pdata->hsw; | |
1303 | struct hsw_pcm_data *pcm_data; | |
1304 | int i, err; | |
1305 | ||
cd311dd1 | 1306 | if (pdata->pm_state != HSW_PM_STATE_D3) |
2e4f7591 LG |
1307 | return; |
1308 | ||
1309 | err = sst_hsw_dsp_load(hsw); | |
1310 | if (err < 0) { | |
1311 | dev_err(dev, "failed to reload %d\n", err); | |
1312 | return; | |
1313 | } | |
1314 | ||
1315 | err = hsw_pcm_create_modules(pdata); | |
1316 | if (err < 0) { | |
1317 | dev_err(dev, "failed to create modules %d\n", err); | |
1318 | return; | |
1319 | } | |
1320 | ||
98b9c1d2 | 1321 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { |
7ff9d671 | 1322 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; |
2e4f7591 LG |
1323 | |
1324 | if (!pcm_data->substream) | |
1325 | continue; | |
1326 | ||
1327 | err = sst_module_runtime_restore(pcm_data->runtime, | |
1328 | &pcm_data->context); | |
1329 | if (err < 0) | |
1330 | dev_err(dev, "failed to restore context for PCM %d\n", i); | |
1331 | } | |
1332 | ||
1333 | snd_soc_resume(pdata->soc_card->dev); | |
1334 | ||
1335 | err = sst_hsw_dsp_runtime_resume(hsw); | |
1336 | if (err < 0) | |
1337 | return; | |
1338 | else if (err == 1) /* no action required */ | |
1339 | return; | |
1340 | ||
1341 | pdata->pm_state = HSW_PM_STATE_D0; | |
1342 | return; | |
1343 | } | |
1344 | ||
1345 | static int hsw_pcm_prepare(struct device *dev) | |
1346 | { | |
1347 | struct hsw_priv_data *pdata = dev_get_drvdata(dev); | |
2e4f7591 LG |
1348 | struct hsw_pcm_data *pcm_data; |
1349 | int i, err; | |
1350 | ||
1351 | if (pdata->pm_state == HSW_PM_STATE_D3) | |
1352 | return 0; | |
cd311dd1 JY |
1353 | else if (pdata->pm_state == HSW_PM_STATE_D0) { |
1354 | /* suspend all active streams */ | |
1355 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
1356 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; | |
1357 | ||
1358 | if (!pcm_data->substream) | |
1359 | continue; | |
1360 | dev_dbg(dev, "suspending pcm %d\n", i); | |
1361 | snd_pcm_suspend_all(pcm_data->hsw_pcm); | |
1362 | ||
1363 | /* We need to wait until the DSP FW stops the streams */ | |
1364 | msleep(2); | |
1365 | } | |
2e4f7591 | 1366 | |
cd311dd1 JY |
1367 | /* preserve persistent memory */ |
1368 | for (i = 0; i < ARRAY_SIZE(mod_map); i++) { | |
1369 | pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream]; | |
1370 | ||
1371 | if (!pcm_data->substream) | |
1372 | continue; | |
2e4f7591 | 1373 | |
cd311dd1 JY |
1374 | dev_dbg(dev, "saving context pcm %d\n", i); |
1375 | err = sst_module_runtime_save(pcm_data->runtime, | |
1376 | &pcm_data->context); | |
1377 | if (err < 0) | |
1378 | dev_err(dev, "failed to save context for PCM %d\n", i); | |
1379 | } | |
edd8ed49 | 1380 | hsw_pcm_suspend(dev); |
2e4f7591 LG |
1381 | } |
1382 | ||
1383 | snd_soc_suspend(pdata->soc_card->dev); | |
1384 | snd_soc_poweroff(pdata->soc_card->dev); | |
1385 | ||
2e4f7591 LG |
1386 | pdata->pm_state = HSW_PM_STATE_D3; |
1387 | ||
1388 | return 0; | |
1389 | } | |
1390 | ||
7b8ef67a LG |
1391 | #else |
1392 | #define hsw_pcm_prepare NULL | |
1393 | #define hsw_pcm_complete NULL | |
1394 | #endif | |
1395 | ||
2e4f7591 LG |
1396 | static const struct dev_pm_ops hsw_pcm_pm = { |
1397 | .runtime_idle = hsw_pcm_runtime_idle, | |
1398 | .runtime_suspend = hsw_pcm_runtime_suspend, | |
1399 | .runtime_resume = hsw_pcm_runtime_resume, | |
1400 | .prepare = hsw_pcm_prepare, | |
1401 | .complete = hsw_pcm_complete, | |
1402 | }; | |
2e4f7591 | 1403 | |
a4b12990 MB |
1404 | static struct platform_driver hsw_pcm_driver = { |
1405 | .driver = { | |
1406 | .name = "haswell-pcm-audio", | |
2e4f7591 | 1407 | .pm = &hsw_pcm_pm, |
a4b12990 MB |
1408 | }, |
1409 | ||
1410 | .probe = hsw_pcm_dev_probe, | |
1411 | .remove = hsw_pcm_dev_remove, | |
1412 | }; | |
1413 | module_platform_driver(hsw_pcm_driver); | |
1414 | ||
1415 | MODULE_AUTHOR("Liam Girdwood, Xingchao Wang"); | |
1416 | MODULE_DESCRIPTION("Haswell/Lynxpoint + Broadwell/Wildcatpoint PCM"); | |
1417 | MODULE_LICENSE("GPL v2"); | |
1418 | MODULE_ALIAS("platform:haswell-pcm-audio"); |