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d255b095 JK |
1 | /* |
2 | * skl-message.c - HDA DSP interface for FW registration, Pipe and Module | |
3 | * configurations | |
4 | * | |
5 | * Copyright (C) 2015 Intel Corp | |
6 | * Author:Rafal Redzimski <rafal.f.redzimski@intel.com> | |
7 | * Jeeja KP <jeeja.kp@intel.com> | |
8 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as version 2, as | |
12 | * published by the Free Software Foundation. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, but | |
15 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * General Public License for more details. | |
18 | */ | |
19 | ||
20 | #include <linux/slab.h> | |
21 | #include <linux/pci.h> | |
22 | #include <sound/core.h> | |
23 | #include <sound/pcm.h> | |
24 | #include "skl-sst-dsp.h" | |
25 | #include "skl-sst-ipc.h" | |
26 | #include "skl.h" | |
27 | #include "../common/sst-dsp.h" | |
28 | #include "../common/sst-dsp-priv.h" | |
23db472b JK |
29 | #include "skl-topology.h" |
30 | #include "skl-tplg-interface.h" | |
d255b095 JK |
31 | |
32 | static int skl_alloc_dma_buf(struct device *dev, | |
33 | struct snd_dma_buffer *dmab, size_t size) | |
34 | { | |
35 | struct hdac_ext_bus *ebus = dev_get_drvdata(dev); | |
36 | struct hdac_bus *bus = ebus_to_hbus(ebus); | |
37 | ||
38 | if (!bus) | |
39 | return -ENODEV; | |
40 | ||
41 | return bus->io_ops->dma_alloc_pages(bus, SNDRV_DMA_TYPE_DEV, size, dmab); | |
42 | } | |
43 | ||
44 | static int skl_free_dma_buf(struct device *dev, struct snd_dma_buffer *dmab) | |
45 | { | |
46 | struct hdac_ext_bus *ebus = dev_get_drvdata(dev); | |
47 | struct hdac_bus *bus = ebus_to_hbus(ebus); | |
48 | ||
49 | if (!bus) | |
50 | return -ENODEV; | |
51 | ||
52 | bus->io_ops->dma_free_pages(bus, dmab); | |
53 | ||
54 | return 0; | |
55 | } | |
56 | ||
4e10996b JK |
57 | #define NOTIFICATION_PARAM_ID 3 |
58 | #define NOTIFICATION_MASK 0xf | |
59 | ||
60 | /* disable notfication for underruns/overruns from firmware module */ | |
61 | static void skl_dsp_enable_notification(struct skl_sst *ctx, bool enable) | |
62 | { | |
63 | struct notification_mask mask; | |
64 | struct skl_ipc_large_config_msg msg = {0}; | |
65 | ||
66 | mask.notify = NOTIFICATION_MASK; | |
67 | mask.enable = enable; | |
68 | ||
69 | msg.large_param_id = NOTIFICATION_PARAM_ID; | |
70 | msg.param_data_size = sizeof(mask); | |
71 | ||
72 | skl_ipc_set_large_config(&ctx->ipc, &msg, (u32 *)&mask); | |
73 | } | |
74 | ||
d255b095 JK |
75 | int skl_init_dsp(struct skl *skl) |
76 | { | |
77 | void __iomem *mmio_base; | |
78 | struct hdac_ext_bus *ebus = &skl->ebus; | |
79 | struct hdac_bus *bus = ebus_to_hbus(ebus); | |
80 | int irq = bus->irq; | |
81 | struct skl_dsp_loader_ops loader_ops; | |
82 | int ret; | |
83 | ||
84 | loader_ops.alloc_dma_buf = skl_alloc_dma_buf; | |
85 | loader_ops.free_dma_buf = skl_free_dma_buf; | |
86 | ||
87 | /* enable ppcap interrupt */ | |
88 | snd_hdac_ext_bus_ppcap_enable(&skl->ebus, true); | |
89 | snd_hdac_ext_bus_ppcap_int_enable(&skl->ebus, true); | |
90 | ||
91 | /* read the BAR of the ADSP MMIO */ | |
92 | mmio_base = pci_ioremap_bar(skl->pci, 4); | |
93 | if (mmio_base == NULL) { | |
94 | dev_err(bus->dev, "ioremap error\n"); | |
95 | return -ENXIO; | |
96 | } | |
97 | ||
98 | ret = skl_sst_dsp_init(bus->dev, mmio_base, irq, | |
99 | loader_ops, &skl->skl_sst); | |
2ac454ff JK |
100 | if (ret < 0) |
101 | return ret; | |
102 | ||
4e10996b | 103 | skl_dsp_enable_notification(skl->skl_sst, false); |
d255b095 JK |
104 | dev_dbg(bus->dev, "dsp registration status=%d\n", ret); |
105 | ||
106 | return ret; | |
107 | } | |
108 | ||
109 | void skl_free_dsp(struct skl *skl) | |
110 | { | |
111 | struct hdac_ext_bus *ebus = &skl->ebus; | |
112 | struct hdac_bus *bus = ebus_to_hbus(ebus); | |
113 | struct skl_sst *ctx = skl->skl_sst; | |
114 | ||
115 | /* disable ppcap interrupt */ | |
116 | snd_hdac_ext_bus_ppcap_int_enable(&skl->ebus, false); | |
117 | ||
118 | skl_sst_dsp_cleanup(bus->dev, ctx); | |
119 | if (ctx->dsp->addr.lpe) | |
120 | iounmap(ctx->dsp->addr.lpe); | |
121 | } | |
122 | ||
123 | int skl_suspend_dsp(struct skl *skl) | |
124 | { | |
125 | struct skl_sst *ctx = skl->skl_sst; | |
126 | int ret; | |
127 | ||
128 | /* if ppcap is not supported return 0 */ | |
129 | if (!skl->ebus.ppcap) | |
130 | return 0; | |
131 | ||
132 | ret = skl_dsp_sleep(ctx->dsp); | |
133 | if (ret < 0) | |
134 | return ret; | |
135 | ||
136 | /* disable ppcap interrupt */ | |
137 | snd_hdac_ext_bus_ppcap_int_enable(&skl->ebus, false); | |
138 | snd_hdac_ext_bus_ppcap_enable(&skl->ebus, false); | |
139 | ||
140 | return 0; | |
141 | } | |
142 | ||
143 | int skl_resume_dsp(struct skl *skl) | |
144 | { | |
145 | struct skl_sst *ctx = skl->skl_sst; | |
4e10996b | 146 | int ret; |
d255b095 JK |
147 | |
148 | /* if ppcap is not supported return 0 */ | |
149 | if (!skl->ebus.ppcap) | |
150 | return 0; | |
151 | ||
152 | /* enable ppcap interrupt */ | |
153 | snd_hdac_ext_bus_ppcap_enable(&skl->ebus, true); | |
154 | snd_hdac_ext_bus_ppcap_int_enable(&skl->ebus, true); | |
155 | ||
4e10996b JK |
156 | ret = skl_dsp_wake(ctx->dsp); |
157 | if (ret < 0) | |
158 | return ret; | |
159 | ||
160 | skl_dsp_enable_notification(skl->skl_sst, false); | |
161 | return ret; | |
d255b095 | 162 | } |
23db472b JK |
163 | |
164 | enum skl_bitdepth skl_get_bit_depth(int params) | |
165 | { | |
166 | switch (params) { | |
167 | case 8: | |
168 | return SKL_DEPTH_8BIT; | |
169 | ||
170 | case 16: | |
171 | return SKL_DEPTH_16BIT; | |
172 | ||
173 | case 24: | |
174 | return SKL_DEPTH_24BIT; | |
175 | ||
176 | case 32: | |
177 | return SKL_DEPTH_32BIT; | |
178 | ||
179 | default: | |
180 | return SKL_DEPTH_INVALID; | |
181 | ||
182 | } | |
183 | } | |
184 | ||
185 | static u32 skl_create_channel_map(enum skl_ch_cfg ch_cfg) | |
186 | { | |
187 | u32 config; | |
188 | ||
189 | switch (ch_cfg) { | |
190 | case SKL_CH_CFG_MONO: | |
191 | config = (0xFFFFFFF0 | SKL_CHANNEL_LEFT); | |
192 | break; | |
193 | ||
194 | case SKL_CH_CFG_STEREO: | |
195 | config = (0xFFFFFF00 | SKL_CHANNEL_LEFT | |
196 | | (SKL_CHANNEL_RIGHT << 4)); | |
197 | break; | |
198 | ||
199 | case SKL_CH_CFG_2_1: | |
200 | config = (0xFFFFF000 | SKL_CHANNEL_LEFT | |
201 | | (SKL_CHANNEL_RIGHT << 4) | |
202 | | (SKL_CHANNEL_LFE << 8)); | |
203 | break; | |
204 | ||
205 | case SKL_CH_CFG_3_0: | |
206 | config = (0xFFFFF000 | SKL_CHANNEL_LEFT | |
207 | | (SKL_CHANNEL_CENTER << 4) | |
208 | | (SKL_CHANNEL_RIGHT << 8)); | |
209 | break; | |
210 | ||
211 | case SKL_CH_CFG_3_1: | |
212 | config = (0xFFFF0000 | SKL_CHANNEL_LEFT | |
213 | | (SKL_CHANNEL_CENTER << 4) | |
214 | | (SKL_CHANNEL_RIGHT << 8) | |
215 | | (SKL_CHANNEL_LFE << 12)); | |
216 | break; | |
217 | ||
218 | case SKL_CH_CFG_QUATRO: | |
219 | config = (0xFFFF0000 | SKL_CHANNEL_LEFT | |
220 | | (SKL_CHANNEL_RIGHT << 4) | |
221 | | (SKL_CHANNEL_LEFT_SURROUND << 8) | |
222 | | (SKL_CHANNEL_RIGHT_SURROUND << 12)); | |
223 | break; | |
224 | ||
225 | case SKL_CH_CFG_4_0: | |
226 | config = (0xFFFF0000 | SKL_CHANNEL_LEFT | |
227 | | (SKL_CHANNEL_CENTER << 4) | |
228 | | (SKL_CHANNEL_RIGHT << 8) | |
229 | | (SKL_CHANNEL_CENTER_SURROUND << 12)); | |
230 | break; | |
231 | ||
232 | case SKL_CH_CFG_5_0: | |
233 | config = (0xFFF00000 | SKL_CHANNEL_LEFT | |
234 | | (SKL_CHANNEL_CENTER << 4) | |
235 | | (SKL_CHANNEL_RIGHT << 8) | |
236 | | (SKL_CHANNEL_LEFT_SURROUND << 12) | |
237 | | (SKL_CHANNEL_RIGHT_SURROUND << 16)); | |
238 | break; | |
239 | ||
240 | case SKL_CH_CFG_5_1: | |
241 | config = (0xFF000000 | SKL_CHANNEL_CENTER | |
242 | | (SKL_CHANNEL_LEFT << 4) | |
243 | | (SKL_CHANNEL_RIGHT << 8) | |
244 | | (SKL_CHANNEL_LEFT_SURROUND << 12) | |
245 | | (SKL_CHANNEL_RIGHT_SURROUND << 16) | |
246 | | (SKL_CHANNEL_LFE << 20)); | |
247 | break; | |
248 | ||
249 | case SKL_CH_CFG_DUAL_MONO: | |
250 | config = (0xFFFFFF00 | SKL_CHANNEL_LEFT | |
251 | | (SKL_CHANNEL_LEFT << 4)); | |
252 | break; | |
253 | ||
254 | case SKL_CH_CFG_I2S_DUAL_STEREO_0: | |
255 | config = (0xFFFFFF00 | SKL_CHANNEL_LEFT | |
256 | | (SKL_CHANNEL_RIGHT << 4)); | |
257 | break; | |
258 | ||
259 | case SKL_CH_CFG_I2S_DUAL_STEREO_1: | |
260 | config = (0xFFFF00FF | (SKL_CHANNEL_LEFT << 8) | |
261 | | (SKL_CHANNEL_RIGHT << 12)); | |
262 | break; | |
263 | ||
264 | default: | |
265 | config = 0xFFFFFFFF; | |
266 | break; | |
267 | ||
268 | } | |
269 | ||
270 | return config; | |
271 | } | |
272 | ||
273 | /* | |
274 | * Each module in DSP expects a base module configuration, which consists of | |
275 | * PCM format information, which we calculate in driver and resource values | |
276 | * which are read from widget information passed through topology binary | |
277 | * This is send when we create a module with INIT_INSTANCE IPC msg | |
278 | */ | |
279 | static void skl_set_base_module_format(struct skl_sst *ctx, | |
280 | struct skl_module_cfg *mconfig, | |
281 | struct skl_base_cfg *base_cfg) | |
282 | { | |
4cd9899f | 283 | struct skl_module_fmt *format = &mconfig->in_fmt[0]; |
23db472b JK |
284 | |
285 | base_cfg->audio_fmt.number_of_channels = (u8)format->channels; | |
286 | ||
287 | base_cfg->audio_fmt.s_freq = format->s_freq; | |
288 | base_cfg->audio_fmt.bit_depth = format->bit_depth; | |
289 | base_cfg->audio_fmt.valid_bit_depth = format->valid_bit_depth; | |
290 | base_cfg->audio_fmt.ch_cfg = format->ch_cfg; | |
291 | ||
292 | dev_dbg(ctx->dev, "bit_depth=%x valid_bd=%x ch_config=%x\n", | |
293 | format->bit_depth, format->valid_bit_depth, | |
294 | format->ch_cfg); | |
295 | ||
296 | base_cfg->audio_fmt.channel_map = skl_create_channel_map( | |
297 | base_cfg->audio_fmt.ch_cfg); | |
298 | ||
299 | base_cfg->audio_fmt.interleaving = SKL_INTERLEAVING_PER_CHANNEL; | |
300 | ||
301 | base_cfg->cps = mconfig->mcps; | |
302 | base_cfg->ibs = mconfig->ibs; | |
303 | base_cfg->obs = mconfig->obs; | |
304 | } | |
305 | ||
306 | /* | |
307 | * Copies copier capabilities into copier module and updates copier module | |
308 | * config size. | |
309 | */ | |
310 | static void skl_copy_copier_caps(struct skl_module_cfg *mconfig, | |
311 | struct skl_cpr_cfg *cpr_mconfig) | |
312 | { | |
313 | if (mconfig->formats_config.caps_size == 0) | |
314 | return; | |
315 | ||
316 | memcpy(cpr_mconfig->gtw_cfg.config_data, | |
317 | mconfig->formats_config.caps, | |
318 | mconfig->formats_config.caps_size); | |
319 | ||
320 | cpr_mconfig->gtw_cfg.config_length = | |
321 | (mconfig->formats_config.caps_size) / 4; | |
322 | } | |
323 | ||
bfa764ac | 324 | #define SKL_NON_GATEWAY_CPR_NODE_ID 0xFFFFFFFF |
23db472b JK |
325 | /* |
326 | * Calculate the gatewat settings required for copier module, type of | |
327 | * gateway and index of gateway to use | |
328 | */ | |
329 | static void skl_setup_cpr_gateway_cfg(struct skl_sst *ctx, | |
330 | struct skl_module_cfg *mconfig, | |
331 | struct skl_cpr_cfg *cpr_mconfig) | |
332 | { | |
333 | union skl_connector_node_id node_id = {0}; | |
d7b18813 | 334 | union skl_ssp_dma_node ssp_node = {0}; |
23db472b JK |
335 | struct skl_pipe_params *params = mconfig->pipe->p_params; |
336 | ||
337 | switch (mconfig->dev_type) { | |
338 | case SKL_DEVICE_BT: | |
339 | node_id.node.dma_type = | |
340 | (SKL_CONN_SOURCE == mconfig->hw_conn_type) ? | |
341 | SKL_DMA_I2S_LINK_OUTPUT_CLASS : | |
342 | SKL_DMA_I2S_LINK_INPUT_CLASS; | |
343 | node_id.node.vindex = params->host_dma_id + | |
344 | (mconfig->vbus_id << 3); | |
345 | break; | |
346 | ||
347 | case SKL_DEVICE_I2S: | |
348 | node_id.node.dma_type = | |
349 | (SKL_CONN_SOURCE == mconfig->hw_conn_type) ? | |
350 | SKL_DMA_I2S_LINK_OUTPUT_CLASS : | |
351 | SKL_DMA_I2S_LINK_INPUT_CLASS; | |
d7b18813 JK |
352 | ssp_node.dma_node.time_slot_index = mconfig->time_slot; |
353 | ssp_node.dma_node.i2s_instance = mconfig->vbus_id; | |
354 | node_id.node.vindex = ssp_node.val; | |
23db472b JK |
355 | break; |
356 | ||
357 | case SKL_DEVICE_DMIC: | |
358 | node_id.node.dma_type = SKL_DMA_DMIC_LINK_INPUT_CLASS; | |
359 | node_id.node.vindex = mconfig->vbus_id + | |
360 | (mconfig->time_slot); | |
361 | break; | |
362 | ||
363 | case SKL_DEVICE_HDALINK: | |
364 | node_id.node.dma_type = | |
365 | (SKL_CONN_SOURCE == mconfig->hw_conn_type) ? | |
366 | SKL_DMA_HDA_LINK_OUTPUT_CLASS : | |
367 | SKL_DMA_HDA_LINK_INPUT_CLASS; | |
368 | node_id.node.vindex = params->link_dma_id; | |
369 | break; | |
370 | ||
bfa764ac | 371 | case SKL_DEVICE_HDAHOST: |
23db472b JK |
372 | node_id.node.dma_type = |
373 | (SKL_CONN_SOURCE == mconfig->hw_conn_type) ? | |
374 | SKL_DMA_HDA_HOST_OUTPUT_CLASS : | |
375 | SKL_DMA_HDA_HOST_INPUT_CLASS; | |
376 | node_id.node.vindex = params->host_dma_id; | |
377 | break; | |
bfa764ac JK |
378 | |
379 | default: | |
380 | cpr_mconfig->gtw_cfg.node_id = SKL_NON_GATEWAY_CPR_NODE_ID; | |
381 | cpr_mconfig->cpr_feature_mask = 0; | |
382 | return; | |
23db472b JK |
383 | } |
384 | ||
385 | cpr_mconfig->gtw_cfg.node_id = node_id.val; | |
386 | ||
387 | if (SKL_CONN_SOURCE == mconfig->hw_conn_type) | |
388 | cpr_mconfig->gtw_cfg.dma_buffer_size = 2 * mconfig->obs; | |
389 | else | |
390 | cpr_mconfig->gtw_cfg.dma_buffer_size = 2 * mconfig->ibs; | |
391 | ||
392 | cpr_mconfig->cpr_feature_mask = 0; | |
393 | cpr_mconfig->gtw_cfg.config_length = 0; | |
394 | ||
395 | skl_copy_copier_caps(mconfig, cpr_mconfig); | |
396 | } | |
397 | ||
398 | static void skl_setup_out_format(struct skl_sst *ctx, | |
399 | struct skl_module_cfg *mconfig, | |
400 | struct skl_audio_data_format *out_fmt) | |
401 | { | |
4cd9899f | 402 | struct skl_module_fmt *format = &mconfig->out_fmt[0]; |
23db472b JK |
403 | |
404 | out_fmt->number_of_channels = (u8)format->channels; | |
405 | out_fmt->s_freq = format->s_freq; | |
406 | out_fmt->bit_depth = format->bit_depth; | |
407 | out_fmt->valid_bit_depth = format->valid_bit_depth; | |
408 | out_fmt->ch_cfg = format->ch_cfg; | |
409 | ||
410 | out_fmt->channel_map = skl_create_channel_map(out_fmt->ch_cfg); | |
411 | out_fmt->interleaving = SKL_INTERLEAVING_PER_CHANNEL; | |
412 | ||
413 | dev_dbg(ctx->dev, "copier out format chan=%d fre=%d bitdepth=%d\n", | |
414 | out_fmt->number_of_channels, format->s_freq, format->bit_depth); | |
415 | } | |
416 | ||
a0ffe48b HS |
417 | /* |
418 | * DSP needs SRC module for frequency conversion, SRC takes base module | |
419 | * configuration and the target frequency as extra parameter passed as src | |
420 | * config | |
421 | */ | |
422 | static void skl_set_src_format(struct skl_sst *ctx, | |
423 | struct skl_module_cfg *mconfig, | |
424 | struct skl_src_module_cfg *src_mconfig) | |
425 | { | |
4cd9899f | 426 | struct skl_module_fmt *fmt = &mconfig->out_fmt[0]; |
a0ffe48b HS |
427 | |
428 | skl_set_base_module_format(ctx, mconfig, | |
429 | (struct skl_base_cfg *)src_mconfig); | |
430 | ||
431 | src_mconfig->src_cfg = fmt->s_freq; | |
432 | } | |
433 | ||
434 | /* | |
435 | * DSP needs updown module to do channel conversion. updown module take base | |
436 | * module configuration and channel configuration | |
437 | * It also take coefficients and now we have defaults applied here | |
438 | */ | |
439 | static void skl_set_updown_mixer_format(struct skl_sst *ctx, | |
440 | struct skl_module_cfg *mconfig, | |
441 | struct skl_up_down_mixer_cfg *mixer_mconfig) | |
442 | { | |
4cd9899f | 443 | struct skl_module_fmt *fmt = &mconfig->out_fmt[0]; |
a0ffe48b HS |
444 | int i = 0; |
445 | ||
446 | skl_set_base_module_format(ctx, mconfig, | |
447 | (struct skl_base_cfg *)mixer_mconfig); | |
448 | mixer_mconfig->out_ch_cfg = fmt->ch_cfg; | |
449 | ||
450 | /* Select F/W default coefficient */ | |
451 | mixer_mconfig->coeff_sel = 0x0; | |
452 | ||
453 | /* User coeff, don't care since we are selecting F/W defaults */ | |
454 | for (i = 0; i < UP_DOWN_MIXER_MAX_COEFF; i++) | |
455 | mixer_mconfig->coeff[i] = 0xDEADBEEF; | |
456 | } | |
457 | ||
23db472b JK |
458 | /* |
459 | * 'copier' is DSP internal module which copies data from Host DMA (HDA host | |
460 | * dma) or link (hda link, SSP, PDM) | |
461 | * Here we calculate the copier module parameters, like PCM format, output | |
462 | * format, gateway settings | |
463 | * copier_module_config is sent as input buffer with INIT_INSTANCE IPC msg | |
464 | */ | |
465 | static void skl_set_copier_format(struct skl_sst *ctx, | |
466 | struct skl_module_cfg *mconfig, | |
467 | struct skl_cpr_cfg *cpr_mconfig) | |
468 | { | |
469 | struct skl_audio_data_format *out_fmt = &cpr_mconfig->out_fmt; | |
470 | struct skl_base_cfg *base_cfg = (struct skl_base_cfg *)cpr_mconfig; | |
471 | ||
472 | skl_set_base_module_format(ctx, mconfig, base_cfg); | |
473 | ||
474 | skl_setup_out_format(ctx, mconfig, out_fmt); | |
475 | skl_setup_cpr_gateway_cfg(ctx, mconfig, cpr_mconfig); | |
476 | } | |
477 | ||
478 | static u16 skl_get_module_param_size(struct skl_sst *ctx, | |
479 | struct skl_module_cfg *mconfig) | |
480 | { | |
481 | u16 param_size; | |
482 | ||
483 | switch (mconfig->m_type) { | |
484 | case SKL_MODULE_TYPE_COPIER: | |
485 | param_size = sizeof(struct skl_cpr_cfg); | |
486 | param_size += mconfig->formats_config.caps_size; | |
487 | return param_size; | |
488 | ||
a0ffe48b HS |
489 | case SKL_MODULE_TYPE_SRCINT: |
490 | return sizeof(struct skl_src_module_cfg); | |
491 | ||
492 | case SKL_MODULE_TYPE_UPDWMIX: | |
493 | return sizeof(struct skl_up_down_mixer_cfg); | |
494 | ||
23db472b JK |
495 | default: |
496 | /* | |
497 | * return only base cfg when no specific module type is | |
498 | * specified | |
499 | */ | |
500 | return sizeof(struct skl_base_cfg); | |
501 | } | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
506 | /* | |
a0ffe48b HS |
507 | * DSP firmware supports various modules like copier, SRC, updown etc. |
508 | * These modules required various parameters to be calculated and sent for | |
509 | * the module initialization to DSP. By default a generic module needs only | |
510 | * base module format configuration | |
23db472b | 511 | */ |
a0ffe48b | 512 | |
23db472b JK |
513 | static int skl_set_module_format(struct skl_sst *ctx, |
514 | struct skl_module_cfg *module_config, | |
515 | u16 *module_config_size, | |
516 | void **param_data) | |
517 | { | |
518 | u16 param_size; | |
519 | ||
520 | param_size = skl_get_module_param_size(ctx, module_config); | |
521 | ||
522 | *param_data = kzalloc(param_size, GFP_KERNEL); | |
523 | if (NULL == *param_data) | |
524 | return -ENOMEM; | |
525 | ||
526 | *module_config_size = param_size; | |
527 | ||
528 | switch (module_config->m_type) { | |
529 | case SKL_MODULE_TYPE_COPIER: | |
530 | skl_set_copier_format(ctx, module_config, *param_data); | |
531 | break; | |
532 | ||
a0ffe48b HS |
533 | case SKL_MODULE_TYPE_SRCINT: |
534 | skl_set_src_format(ctx, module_config, *param_data); | |
535 | break; | |
536 | ||
537 | case SKL_MODULE_TYPE_UPDWMIX: | |
538 | skl_set_updown_mixer_format(ctx, module_config, *param_data); | |
539 | break; | |
540 | ||
23db472b JK |
541 | default: |
542 | skl_set_base_module_format(ctx, module_config, *param_data); | |
543 | break; | |
544 | ||
545 | } | |
546 | ||
547 | dev_dbg(ctx->dev, "Module type=%d config size: %d bytes\n", | |
548 | module_config->id.module_id, param_size); | |
549 | print_hex_dump(KERN_DEBUG, "Module params:", DUMP_PREFIX_OFFSET, 8, 4, | |
550 | *param_data, param_size, false); | |
551 | return 0; | |
552 | } | |
553 | ||
554 | static int skl_get_queue_index(struct skl_module_pin *mpin, | |
555 | struct skl_module_inst_id id, int max) | |
556 | { | |
557 | int i; | |
558 | ||
559 | for (i = 0; i < max; i++) { | |
560 | if (mpin[i].id.module_id == id.module_id && | |
561 | mpin[i].id.instance_id == id.instance_id) | |
562 | return i; | |
563 | } | |
564 | ||
565 | return -EINVAL; | |
566 | } | |
567 | ||
568 | /* | |
569 | * Allocates queue for each module. | |
570 | * if dynamic, the pin_index is allocated 0 to max_pin. | |
571 | * In static, the pin_index is fixed based on module_id and instance id | |
572 | */ | |
573 | static int skl_alloc_queue(struct skl_module_pin *mpin, | |
4f745708 | 574 | struct skl_module_cfg *tgt_cfg, int max) |
23db472b JK |
575 | { |
576 | int i; | |
4f745708 | 577 | struct skl_module_inst_id id = tgt_cfg->id; |
23db472b JK |
578 | /* |
579 | * if pin in dynamic, find first free pin | |
580 | * otherwise find match module and instance id pin as topology will | |
581 | * ensure a unique pin is assigned to this so no need to | |
582 | * allocate/free | |
583 | */ | |
584 | for (i = 0; i < max; i++) { | |
585 | if (mpin[i].is_dynamic) { | |
4f745708 JK |
586 | if (!mpin[i].in_use && |
587 | mpin[i].pin_state == SKL_PIN_UNBIND) { | |
588 | ||
23db472b JK |
589 | mpin[i].in_use = true; |
590 | mpin[i].id.module_id = id.module_id; | |
591 | mpin[i].id.instance_id = id.instance_id; | |
4f745708 | 592 | mpin[i].tgt_mcfg = tgt_cfg; |
23db472b JK |
593 | return i; |
594 | } | |
595 | } else { | |
596 | if (mpin[i].id.module_id == id.module_id && | |
4f745708 JK |
597 | mpin[i].id.instance_id == id.instance_id && |
598 | mpin[i].pin_state == SKL_PIN_UNBIND) { | |
599 | ||
600 | mpin[i].tgt_mcfg = tgt_cfg; | |
23db472b | 601 | return i; |
4f745708 | 602 | } |
23db472b JK |
603 | } |
604 | } | |
605 | ||
606 | return -EINVAL; | |
607 | } | |
608 | ||
609 | static void skl_free_queue(struct skl_module_pin *mpin, int q_index) | |
610 | { | |
611 | if (mpin[q_index].is_dynamic) { | |
612 | mpin[q_index].in_use = false; | |
613 | mpin[q_index].id.module_id = 0; | |
614 | mpin[q_index].id.instance_id = 0; | |
615 | } | |
4f745708 JK |
616 | mpin[q_index].pin_state = SKL_PIN_UNBIND; |
617 | mpin[q_index].tgt_mcfg = NULL; | |
618 | } | |
619 | ||
620 | /* Module state will be set to unint, if all the out pin state is UNBIND */ | |
621 | ||
622 | static void skl_clear_module_state(struct skl_module_pin *mpin, int max, | |
623 | struct skl_module_cfg *mcfg) | |
624 | { | |
625 | int i; | |
626 | bool found = false; | |
627 | ||
628 | for (i = 0; i < max; i++) { | |
629 | if (mpin[i].pin_state == SKL_PIN_UNBIND) | |
630 | continue; | |
631 | found = true; | |
632 | break; | |
633 | } | |
634 | ||
635 | if (!found) | |
636 | mcfg->m_state = SKL_MODULE_UNINIT; | |
637 | return; | |
23db472b | 638 | } |
beb73b26 JK |
639 | |
640 | /* | |
641 | * A module needs to be instanataited in DSP. A mdoule is present in a | |
642 | * collection of module referred as a PIPE. | |
643 | * We first calculate the module format, based on module type and then | |
644 | * invoke the DSP by sending IPC INIT_INSTANCE using ipc helper | |
645 | */ | |
646 | int skl_init_module(struct skl_sst *ctx, | |
647 | struct skl_module_cfg *mconfig, char *param) | |
648 | { | |
649 | u16 module_config_size = 0; | |
650 | void *param_data = NULL; | |
651 | int ret; | |
652 | struct skl_ipc_init_instance_msg msg; | |
653 | ||
654 | dev_dbg(ctx->dev, "%s: module_id = %d instance=%d\n", __func__, | |
655 | mconfig->id.module_id, mconfig->id.instance_id); | |
656 | ||
657 | if (mconfig->pipe->state != SKL_PIPE_CREATED) { | |
658 | dev_err(ctx->dev, "Pipe not created state= %d pipe_id= %d\n", | |
659 | mconfig->pipe->state, mconfig->pipe->ppl_id); | |
660 | return -EIO; | |
661 | } | |
662 | ||
663 | ret = skl_set_module_format(ctx, mconfig, | |
664 | &module_config_size, ¶m_data); | |
665 | if (ret < 0) { | |
666 | dev_err(ctx->dev, "Failed to set module format ret=%d\n", ret); | |
667 | return ret; | |
668 | } | |
669 | ||
670 | msg.module_id = mconfig->id.module_id; | |
671 | msg.instance_id = mconfig->id.instance_id; | |
672 | msg.ppl_instance_id = mconfig->pipe->ppl_id; | |
673 | msg.param_data_size = module_config_size; | |
674 | msg.core_id = mconfig->core_id; | |
675 | ||
676 | ret = skl_ipc_init_instance(&ctx->ipc, &msg, param_data); | |
677 | if (ret < 0) { | |
678 | dev_err(ctx->dev, "Failed to init instance ret=%d\n", ret); | |
679 | kfree(param_data); | |
680 | return ret; | |
681 | } | |
682 | mconfig->m_state = SKL_MODULE_INIT_DONE; | |
683 | ||
684 | return ret; | |
685 | } | |
686 | ||
687 | static void skl_dump_bind_info(struct skl_sst *ctx, struct skl_module_cfg | |
688 | *src_module, struct skl_module_cfg *dst_module) | |
689 | { | |
690 | dev_dbg(ctx->dev, "%s: src module_id = %d src_instance=%d\n", | |
691 | __func__, src_module->id.module_id, src_module->id.instance_id); | |
692 | dev_dbg(ctx->dev, "%s: dst_module=%d dst_instacne=%d\n", __func__, | |
693 | dst_module->id.module_id, dst_module->id.instance_id); | |
694 | ||
695 | dev_dbg(ctx->dev, "src_module state = %d dst module state = %d\n", | |
696 | src_module->m_state, dst_module->m_state); | |
697 | } | |
698 | ||
699 | /* | |
700 | * On module freeup, we need to unbind the module with modules | |
701 | * it is already bind. | |
702 | * Find the pin allocated and unbind then using bind_unbind IPC | |
703 | */ | |
704 | int skl_unbind_modules(struct skl_sst *ctx, | |
705 | struct skl_module_cfg *src_mcfg, | |
706 | struct skl_module_cfg *dst_mcfg) | |
707 | { | |
708 | int ret; | |
709 | struct skl_ipc_bind_unbind_msg msg; | |
710 | struct skl_module_inst_id src_id = src_mcfg->id; | |
711 | struct skl_module_inst_id dst_id = dst_mcfg->id; | |
712 | int in_max = dst_mcfg->max_in_queue; | |
713 | int out_max = src_mcfg->max_out_queue; | |
4f745708 | 714 | int src_index, dst_index, src_pin_state, dst_pin_state; |
beb73b26 JK |
715 | |
716 | skl_dump_bind_info(ctx, src_mcfg, dst_mcfg); | |
717 | ||
beb73b26 JK |
718 | /* get src queue index */ |
719 | src_index = skl_get_queue_index(src_mcfg->m_out_pin, dst_id, out_max); | |
720 | if (src_index < 0) | |
721 | return -EINVAL; | |
722 | ||
4f745708 | 723 | msg.src_queue = src_index; |
beb73b26 JK |
724 | |
725 | /* get dst queue index */ | |
726 | dst_index = skl_get_queue_index(dst_mcfg->m_in_pin, src_id, in_max); | |
727 | if (dst_index < 0) | |
728 | return -EINVAL; | |
729 | ||
4f745708 JK |
730 | msg.dst_queue = dst_index; |
731 | ||
732 | src_pin_state = src_mcfg->m_out_pin[src_index].pin_state; | |
733 | dst_pin_state = dst_mcfg->m_in_pin[dst_index].pin_state; | |
734 | ||
735 | if (src_pin_state != SKL_PIN_BIND_DONE || | |
736 | dst_pin_state != SKL_PIN_BIND_DONE) | |
737 | return 0; | |
beb73b26 JK |
738 | |
739 | msg.module_id = src_mcfg->id.module_id; | |
740 | msg.instance_id = src_mcfg->id.instance_id; | |
741 | msg.dst_module_id = dst_mcfg->id.module_id; | |
742 | msg.dst_instance_id = dst_mcfg->id.instance_id; | |
743 | msg.bind = false; | |
744 | ||
745 | ret = skl_ipc_bind_unbind(&ctx->ipc, &msg); | |
746 | if (!ret) { | |
beb73b26 JK |
747 | /* free queue only if unbind is success */ |
748 | skl_free_queue(src_mcfg->m_out_pin, src_index); | |
749 | skl_free_queue(dst_mcfg->m_in_pin, dst_index); | |
4f745708 JK |
750 | |
751 | /* | |
752 | * check only if src module bind state, bind is | |
753 | * always from src -> sink | |
754 | */ | |
755 | skl_clear_module_state(src_mcfg->m_out_pin, out_max, src_mcfg); | |
beb73b26 JK |
756 | } |
757 | ||
758 | return ret; | |
759 | } | |
760 | ||
761 | /* | |
762 | * Once a module is instantiated it need to be 'bind' with other modules in | |
763 | * the pipeline. For binding we need to find the module pins which are bind | |
764 | * together | |
765 | * This function finds the pins and then sends bund_unbind IPC message to | |
766 | * DSP using IPC helper | |
767 | */ | |
768 | int skl_bind_modules(struct skl_sst *ctx, | |
769 | struct skl_module_cfg *src_mcfg, | |
770 | struct skl_module_cfg *dst_mcfg) | |
771 | { | |
772 | int ret; | |
773 | struct skl_ipc_bind_unbind_msg msg; | |
beb73b26 JK |
774 | int in_max = dst_mcfg->max_in_queue; |
775 | int out_max = src_mcfg->max_out_queue; | |
776 | int src_index, dst_index; | |
777 | ||
778 | skl_dump_bind_info(ctx, src_mcfg, dst_mcfg); | |
779 | ||
780 | if (src_mcfg->m_state < SKL_MODULE_INIT_DONE && | |
781 | dst_mcfg->m_state < SKL_MODULE_INIT_DONE) | |
782 | return 0; | |
783 | ||
4f745708 | 784 | src_index = skl_alloc_queue(src_mcfg->m_out_pin, dst_mcfg, out_max); |
beb73b26 JK |
785 | if (src_index < 0) |
786 | return -EINVAL; | |
787 | ||
4f745708 JK |
788 | msg.src_queue = src_index; |
789 | dst_index = skl_alloc_queue(dst_mcfg->m_in_pin, src_mcfg, in_max); | |
beb73b26 JK |
790 | if (dst_index < 0) { |
791 | skl_free_queue(src_mcfg->m_out_pin, src_index); | |
792 | return -EINVAL; | |
793 | } | |
794 | ||
4f745708 | 795 | msg.dst_queue = dst_index; |
beb73b26 JK |
796 | |
797 | dev_dbg(ctx->dev, "src queue = %d dst queue =%d\n", | |
798 | msg.src_queue, msg.dst_queue); | |
799 | ||
800 | msg.module_id = src_mcfg->id.module_id; | |
801 | msg.instance_id = src_mcfg->id.instance_id; | |
802 | msg.dst_module_id = dst_mcfg->id.module_id; | |
803 | msg.dst_instance_id = dst_mcfg->id.instance_id; | |
804 | msg.bind = true; | |
805 | ||
806 | ret = skl_ipc_bind_unbind(&ctx->ipc, &msg); | |
807 | ||
808 | if (!ret) { | |
809 | src_mcfg->m_state = SKL_MODULE_BIND_DONE; | |
4f745708 JK |
810 | src_mcfg->m_out_pin[src_index].pin_state = SKL_PIN_BIND_DONE; |
811 | dst_mcfg->m_in_pin[dst_index].pin_state = SKL_PIN_BIND_DONE; | |
beb73b26 JK |
812 | } else { |
813 | /* error case , if IPC fails, clear the queue index */ | |
814 | skl_free_queue(src_mcfg->m_out_pin, src_index); | |
815 | skl_free_queue(dst_mcfg->m_in_pin, dst_index); | |
816 | } | |
817 | ||
818 | return ret; | |
819 | } | |
c9b1e834 JK |
820 | |
821 | static int skl_set_pipe_state(struct skl_sst *ctx, struct skl_pipe *pipe, | |
822 | enum skl_ipc_pipeline_state state) | |
823 | { | |
824 | dev_dbg(ctx->dev, "%s: pipe_satate = %d\n", __func__, state); | |
825 | ||
826 | return skl_ipc_set_pipeline_state(&ctx->ipc, pipe->ppl_id, state); | |
827 | } | |
828 | ||
829 | /* | |
830 | * A pipeline is a collection of modules. Before a module in instantiated a | |
831 | * pipeline needs to be created for it. | |
832 | * This function creates pipeline, by sending create pipeline IPC messages | |
833 | * to FW | |
834 | */ | |
835 | int skl_create_pipeline(struct skl_sst *ctx, struct skl_pipe *pipe) | |
836 | { | |
837 | int ret; | |
838 | ||
839 | dev_dbg(ctx->dev, "%s: pipe_id = %d\n", __func__, pipe->ppl_id); | |
840 | ||
841 | ret = skl_ipc_create_pipeline(&ctx->ipc, pipe->memory_pages, | |
842 | pipe->pipe_priority, pipe->ppl_id); | |
843 | if (ret < 0) { | |
844 | dev_err(ctx->dev, "Failed to create pipeline\n"); | |
845 | return ret; | |
846 | } | |
847 | ||
848 | pipe->state = SKL_PIPE_CREATED; | |
849 | ||
850 | return 0; | |
851 | } | |
852 | ||
853 | /* | |
854 | * A pipeline needs to be deleted on cleanup. If a pipeline is running, then | |
855 | * pause the pipeline first and then delete it | |
856 | * The pipe delete is done by sending delete pipeline IPC. DSP will stop the | |
857 | * DMA engines and releases resources | |
858 | */ | |
859 | int skl_delete_pipe(struct skl_sst *ctx, struct skl_pipe *pipe) | |
860 | { | |
861 | int ret; | |
862 | ||
863 | dev_dbg(ctx->dev, "%s: pipe = %d\n", __func__, pipe->ppl_id); | |
864 | ||
865 | /* If pipe is not started, do not try to stop the pipe in FW. */ | |
866 | if (pipe->state > SKL_PIPE_STARTED) { | |
867 | ret = skl_set_pipe_state(ctx, pipe, PPL_PAUSED); | |
868 | if (ret < 0) { | |
869 | dev_err(ctx->dev, "Failed to stop pipeline\n"); | |
870 | return ret; | |
871 | } | |
872 | ||
873 | pipe->state = SKL_PIPE_PAUSED; | |
874 | } else { | |
875 | /* If pipe was not created in FW, do not try to delete it */ | |
876 | if (pipe->state < SKL_PIPE_CREATED) | |
877 | return 0; | |
878 | ||
879 | ret = skl_ipc_delete_pipeline(&ctx->ipc, pipe->ppl_id); | |
880 | if (ret < 0) | |
881 | dev_err(ctx->dev, "Failed to delete pipeline\n"); | |
882 | } | |
883 | ||
884 | return ret; | |
885 | } | |
886 | ||
887 | /* | |
888 | * A pipeline is also a scheduling entity in DSP which can be run, stopped | |
889 | * For processing data the pipe need to be run by sending IPC set pipe state | |
890 | * to DSP | |
891 | */ | |
892 | int skl_run_pipe(struct skl_sst *ctx, struct skl_pipe *pipe) | |
893 | { | |
894 | int ret; | |
895 | ||
896 | dev_dbg(ctx->dev, "%s: pipe = %d\n", __func__, pipe->ppl_id); | |
897 | ||
898 | /* If pipe was not created in FW, do not try to pause or delete */ | |
899 | if (pipe->state < SKL_PIPE_CREATED) | |
900 | return 0; | |
901 | ||
902 | /* Pipe has to be paused before it is started */ | |
903 | ret = skl_set_pipe_state(ctx, pipe, PPL_PAUSED); | |
904 | if (ret < 0) { | |
905 | dev_err(ctx->dev, "Failed to pause pipe\n"); | |
906 | return ret; | |
907 | } | |
908 | ||
909 | pipe->state = SKL_PIPE_PAUSED; | |
910 | ||
911 | ret = skl_set_pipe_state(ctx, pipe, PPL_RUNNING); | |
912 | if (ret < 0) { | |
913 | dev_err(ctx->dev, "Failed to start pipe\n"); | |
914 | return ret; | |
915 | } | |
916 | ||
917 | pipe->state = SKL_PIPE_STARTED; | |
918 | ||
919 | return 0; | |
920 | } | |
921 | ||
922 | /* | |
923 | * Stop the pipeline by sending set pipe state IPC | |
924 | * DSP doesnt implement stop so we always send pause message | |
925 | */ | |
926 | int skl_stop_pipe(struct skl_sst *ctx, struct skl_pipe *pipe) | |
927 | { | |
928 | int ret; | |
929 | ||
930 | dev_dbg(ctx->dev, "In %s pipe=%d\n", __func__, pipe->ppl_id); | |
931 | ||
932 | /* If pipe was not created in FW, do not try to pause or delete */ | |
933 | if (pipe->state < SKL_PIPE_PAUSED) | |
934 | return 0; | |
935 | ||
936 | ret = skl_set_pipe_state(ctx, pipe, PPL_PAUSED); | |
937 | if (ret < 0) { | |
938 | dev_dbg(ctx->dev, "Failed to stop pipe\n"); | |
939 | return ret; | |
940 | } | |
941 | ||
942 | pipe->state = SKL_PIPE_CREATED; | |
943 | ||
944 | return 0; | |
945 | } |