1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * skl-sst-ipc.c - Intel skl IPC Support
4 *
5 * Copyright (C) 2014-15, Intel Corporation.
6 */
7 #include <linux/device.h>
8
9 #include "../common/sst-dsp.h"
10 #include "../common/sst-dsp-priv.h"
11 #include "skl.h"
12 #include "skl-sst-dsp.h"
13 #include "skl-sst-ipc.h"
14 #include "sound/hdaudio_ext.h"
15
16
17 #define IPC_IXC_STATUS_BITS 24
18
19 /* Global Message - Generic */
20 #define IPC_GLB_TYPE_SHIFT 24
21 #define IPC_GLB_TYPE_MASK (0xf << IPC_GLB_TYPE_SHIFT)
22 #define IPC_GLB_TYPE(x) ((x) << IPC_GLB_TYPE_SHIFT)
23
24 /* Global Message - Reply */
25 #define IPC_GLB_REPLY_STATUS_SHIFT 24
26 #define IPC_GLB_REPLY_STATUS_MASK ((0x1 << IPC_GLB_REPLY_STATUS_SHIFT) - 1)
27 #define IPC_GLB_REPLY_STATUS(x) ((x) << IPC_GLB_REPLY_STATUS_SHIFT)
28
29 #define IPC_GLB_REPLY_TYPE_SHIFT 29
30 #define IPC_GLB_REPLY_TYPE_MASK 0x1F
31 #define IPC_GLB_REPLY_TYPE(x) (((x) >> IPC_GLB_REPLY_TYPE_SHIFT) \
32 & IPC_GLB_RPLY_TYPE_MASK)
33
34 #define IPC_TIMEOUT_MSECS 3000
35
36 #define IPC_EMPTY_LIST_SIZE 8
37
38 #define IPC_MSG_TARGET_SHIFT 30
39 #define IPC_MSG_TARGET_MASK 0x1
40 #define IPC_MSG_TARGET(x) (((x) & IPC_MSG_TARGET_MASK) \
41 << IPC_MSG_TARGET_SHIFT)
42
43 #define IPC_MSG_DIR_SHIFT 29
44 #define IPC_MSG_DIR_MASK 0x1
45 #define IPC_MSG_DIR(x) (((x) & IPC_MSG_DIR_MASK) \
46 << IPC_MSG_DIR_SHIFT)
47 /* Global Notification Message */
48 #define IPC_GLB_NOTIFY_TYPE_SHIFT 16
49 #define IPC_GLB_NOTIFY_TYPE_MASK 0xFF
50 #define IPC_GLB_NOTIFY_TYPE(x) (((x) >> IPC_GLB_NOTIFY_TYPE_SHIFT) \
51 & IPC_GLB_NOTIFY_TYPE_MASK)
52
53 #define IPC_GLB_NOTIFY_MSG_TYPE_SHIFT 24
54 #define IPC_GLB_NOTIFY_MSG_TYPE_MASK 0x1F
55 #define IPC_GLB_NOTIFY_MSG_TYPE(x) (((x) >> IPC_GLB_NOTIFY_MSG_TYPE_SHIFT) \
56 & IPC_GLB_NOTIFY_MSG_TYPE_MASK)
57
58 #define IPC_GLB_NOTIFY_RSP_SHIFT 29
59 #define IPC_GLB_NOTIFY_RSP_MASK 0x1
60 #define IPC_GLB_NOTIFY_RSP_TYPE(x) (((x) >> IPC_GLB_NOTIFY_RSP_SHIFT) \
61 & IPC_GLB_NOTIFY_RSP_MASK)
62
63 /* Pipeline operations */
64
65 /* Create pipeline message */
66 #define IPC_PPL_MEM_SIZE_SHIFT 0
67 #define IPC_PPL_MEM_SIZE_MASK 0x7FF
68 #define IPC_PPL_MEM_SIZE(x) (((x) & IPC_PPL_MEM_SIZE_MASK) \
69 << IPC_PPL_MEM_SIZE_SHIFT)
70
71 #define IPC_PPL_TYPE_SHIFT 11
72 #define IPC_PPL_TYPE_MASK 0x1F
73 #define IPC_PPL_TYPE(x) (((x) & IPC_PPL_TYPE_MASK) \
74 << IPC_PPL_TYPE_SHIFT)
75
76 #define IPC_INSTANCE_ID_SHIFT 16
77 #define IPC_INSTANCE_ID_MASK 0xFF
78 #define IPC_INSTANCE_ID(x) (((x) & IPC_INSTANCE_ID_MASK) \
79 << IPC_INSTANCE_ID_SHIFT)
80
81 #define IPC_PPL_LP_MODE_SHIFT 0
82 #define IPC_PPL_LP_MODE_MASK 0x1
83 #define IPC_PPL_LP_MODE(x) (((x) & IPC_PPL_LP_MODE_MASK) \
84 << IPC_PPL_LP_MODE_SHIFT)
85
86 /* Set pipeline state message */
87 #define IPC_PPL_STATE_SHIFT 0
88 #define IPC_PPL_STATE_MASK 0x1F
89 #define IPC_PPL_STATE(x) (((x) & IPC_PPL_STATE_MASK) \
90 << IPC_PPL_STATE_SHIFT)
91
92 /* Module operations primary register */
93 #define IPC_MOD_ID_SHIFT 0
94 #define IPC_MOD_ID_MASK 0xFFFF
95 #define IPC_MOD_ID(x) (((x) & IPC_MOD_ID_MASK) \
96 << IPC_MOD_ID_SHIFT)
97
98 #define IPC_MOD_INSTANCE_ID_SHIFT 16
99 #define IPC_MOD_INSTANCE_ID_MASK 0xFF
100 #define IPC_MOD_INSTANCE_ID(x) (((x) & IPC_MOD_INSTANCE_ID_MASK) \
101 << IPC_MOD_INSTANCE_ID_SHIFT)
102
103 /* Init instance message extension register */
104 #define IPC_PARAM_BLOCK_SIZE_SHIFT 0
105 #define IPC_PARAM_BLOCK_SIZE_MASK 0xFFFF
106 #define IPC_PARAM_BLOCK_SIZE(x) (((x) & IPC_PARAM_BLOCK_SIZE_MASK) \
107 << IPC_PARAM_BLOCK_SIZE_SHIFT)
108
109 #define IPC_PPL_INSTANCE_ID_SHIFT 16
110 #define IPC_PPL_INSTANCE_ID_MASK 0xFF
111 #define IPC_PPL_INSTANCE_ID(x) (((x) & IPC_PPL_INSTANCE_ID_MASK) \
112 << IPC_PPL_INSTANCE_ID_SHIFT)
113
114 #define IPC_CORE_ID_SHIFT 24
115 #define IPC_CORE_ID_MASK 0x1F
116 #define IPC_CORE_ID(x) (((x) & IPC_CORE_ID_MASK) \
117 << IPC_CORE_ID_SHIFT)
118
119 #define IPC_DOMAIN_SHIFT 28
120 #define IPC_DOMAIN_MASK 0x1
121 #define IPC_DOMAIN(x) (((x) & IPC_DOMAIN_MASK) \
122 << IPC_DOMAIN_SHIFT)
123
124 /* Bind/Unbind message extension register */
125 #define IPC_DST_MOD_ID_SHIFT 0
126 #define IPC_DST_MOD_ID(x) (((x) & IPC_MOD_ID_MASK) \
127 << IPC_DST_MOD_ID_SHIFT)
128
129 #define IPC_DST_MOD_INSTANCE_ID_SHIFT 16
130 #define IPC_DST_MOD_INSTANCE_ID(x) (((x) & IPC_MOD_INSTANCE_ID_MASK) \
131 << IPC_DST_MOD_INSTANCE_ID_SHIFT)
132
133 #define IPC_DST_QUEUE_SHIFT 24
134 #define IPC_DST_QUEUE_MASK 0x7
135 #define IPC_DST_QUEUE(x) (((x) & IPC_DST_QUEUE_MASK) \
136 << IPC_DST_QUEUE_SHIFT)
137
138 #define IPC_SRC_QUEUE_SHIFT 27
139 #define IPC_SRC_QUEUE_MASK 0x7
140 #define IPC_SRC_QUEUE(x) (((x) & IPC_SRC_QUEUE_MASK) \
141 << IPC_SRC_QUEUE_SHIFT)
142 /* Load Module count */
143 #define IPC_LOAD_MODULE_SHIFT 0
144 #define IPC_LOAD_MODULE_MASK 0xFF
145 #define IPC_LOAD_MODULE_CNT(x) (((x) & IPC_LOAD_MODULE_MASK) \
146 << IPC_LOAD_MODULE_SHIFT)
147
148 /* Save pipeline messgae extension register */
149 #define IPC_DMA_ID_SHIFT 0
150 #define IPC_DMA_ID_MASK 0x1F
151 #define IPC_DMA_ID(x) (((x) & IPC_DMA_ID_MASK) \
152 << IPC_DMA_ID_SHIFT)
153 /* Large Config message extension register */
154 #define IPC_DATA_OFFSET_SZ_SHIFT 0
155 #define IPC_DATA_OFFSET_SZ_MASK 0xFFFFF
156 #define IPC_DATA_OFFSET_SZ(x) (((x) & IPC_DATA_OFFSET_SZ_MASK) \
157 << IPC_DATA_OFFSET_SZ_SHIFT)
158 #define IPC_DATA_OFFSET_SZ_CLEAR ~(IPC_DATA_OFFSET_SZ_MASK \
159 << IPC_DATA_OFFSET_SZ_SHIFT)
160
161 #define IPC_LARGE_PARAM_ID_SHIFT 20
162 #define IPC_LARGE_PARAM_ID_MASK 0xFF
163 #define IPC_LARGE_PARAM_ID(x) (((x) & IPC_LARGE_PARAM_ID_MASK) \
164 << IPC_LARGE_PARAM_ID_SHIFT)
165
166 #define IPC_FINAL_BLOCK_SHIFT 28
167 #define IPC_FINAL_BLOCK_MASK 0x1
168 #define IPC_FINAL_BLOCK(x) (((x) & IPC_FINAL_BLOCK_MASK) \
169 << IPC_FINAL_BLOCK_SHIFT)
170
171 #define IPC_INITIAL_BLOCK_SHIFT 29
172 #define IPC_INITIAL_BLOCK_MASK 0x1
173 #define IPC_INITIAL_BLOCK(x) (((x) & IPC_INITIAL_BLOCK_MASK) \
174 << IPC_INITIAL_BLOCK_SHIFT)
175 #define IPC_INITIAL_BLOCK_CLEAR ~(IPC_INITIAL_BLOCK_MASK \
176 << IPC_INITIAL_BLOCK_SHIFT)
177 /* Set D0ix IPC extension register */
178 #define IPC_D0IX_WAKE_SHIFT 0
179 #define IPC_D0IX_WAKE_MASK 0x1
180 #define IPC_D0IX_WAKE(x) (((x) & IPC_D0IX_WAKE_MASK) \
181 << IPC_D0IX_WAKE_SHIFT)
182
183 #define IPC_D0IX_STREAMING_SHIFT 1
184 #define IPC_D0IX_STREAMING_MASK 0x1
185 #define IPC_D0IX_STREAMING(x) (((x) & IPC_D0IX_STREAMING_MASK) \
186 << IPC_D0IX_STREAMING_SHIFT)
187
188
189 enum skl_ipc_msg_target {
190 IPC_FW_GEN_MSG = 0,
191 IPC_MOD_MSG = 1
192 };
193
194 enum skl_ipc_msg_direction {
195 IPC_MSG_REQUEST = 0,
196 IPC_MSG_REPLY = 1
197 };
198
199 /* Global Message Types */
200 enum skl_ipc_glb_type {
201 IPC_GLB_GET_FW_VERSION = 0, /* Retrieves firmware version */
202 IPC_GLB_LOAD_MULTIPLE_MODS = 15,
203 IPC_GLB_UNLOAD_MULTIPLE_MODS = 16,
204 IPC_GLB_CREATE_PPL = 17,
205 IPC_GLB_DELETE_PPL = 18,
206 IPC_GLB_SET_PPL_STATE = 19,
207 IPC_GLB_GET_PPL_STATE = 20,
208 IPC_GLB_GET_PPL_CONTEXT_SIZE = 21,
209 IPC_GLB_SAVE_PPL = 22,
210 IPC_GLB_RESTORE_PPL = 23,
211 IPC_GLB_LOAD_LIBRARY = 24,
212 IPC_GLB_NOTIFY = 26,
213 IPC_GLB_MAX_IPC_MSG_NUMBER = 31 /* Maximum message number */
214 };
215
216 enum skl_ipc_glb_reply {
217 IPC_GLB_REPLY_SUCCESS = 0,
218
219 IPC_GLB_REPLY_UNKNOWN_MSG_TYPE = 1,
220 IPC_GLB_REPLY_ERROR_INVALID_PARAM = 2,
221
222 IPC_GLB_REPLY_BUSY = 3,
223 IPC_GLB_REPLY_PENDING = 4,
224 IPC_GLB_REPLY_FAILURE = 5,
225 IPC_GLB_REPLY_INVALID_REQUEST = 6,
226
227 IPC_GLB_REPLY_OUT_OF_MEMORY = 7,
228 IPC_GLB_REPLY_OUT_OF_MIPS = 8,
229
230 IPC_GLB_REPLY_INVALID_RESOURCE_ID = 9,
231 IPC_GLB_REPLY_INVALID_RESOURCE_STATE = 10,
232
233 IPC_GLB_REPLY_MOD_MGMT_ERROR = 100,
234 IPC_GLB_REPLY_MOD_LOAD_CL_FAILED = 101,
235 IPC_GLB_REPLY_MOD_LOAD_INVALID_HASH = 102,
236
237 IPC_GLB_REPLY_MOD_UNLOAD_INST_EXIST = 103,
238 IPC_GLB_REPLY_MOD_NOT_INITIALIZED = 104,
239
240 IPC_GLB_REPLY_INVALID_CONFIG_PARAM_ID = 120,
241 IPC_GLB_REPLY_INVALID_CONFIG_DATA_LEN = 121,
242 IPC_GLB_REPLY_GATEWAY_NOT_INITIALIZED = 140,
243 IPC_GLB_REPLY_GATEWAY_NOT_EXIST = 141,
244 IPC_GLB_REPLY_SCLK_ALREADY_RUNNING = 150,
245 IPC_GLB_REPLY_MCLK_ALREADY_RUNNING = 151,
246
247 IPC_GLB_REPLY_PPL_NOT_INITIALIZED = 160,
248 IPC_GLB_REPLY_PPL_NOT_EXIST = 161,
249 IPC_GLB_REPLY_PPL_SAVE_FAILED = 162,
250 IPC_GLB_REPLY_PPL_RESTORE_FAILED = 163,
251
252 IPC_MAX_STATUS = ((1<<IPC_IXC_STATUS_BITS)-1)
253 };
254
255 enum skl_ipc_notification_type {
256 IPC_GLB_NOTIFY_GLITCH = 0,
257 IPC_GLB_NOTIFY_OVERRUN = 1,
258 IPC_GLB_NOTIFY_UNDERRUN = 2,
259 IPC_GLB_NOTIFY_END_STREAM = 3,
260 IPC_GLB_NOTIFY_PHRASE_DETECTED = 4,
261 IPC_GLB_NOTIFY_RESOURCE_EVENT = 5,
262 IPC_GLB_NOTIFY_LOG_BUFFER_STATUS = 6,
263 IPC_GLB_NOTIFY_TIMESTAMP_CAPTURED = 7,
264 IPC_GLB_NOTIFY_FW_READY = 8
265 };
266
267 /* Module Message Types */
268 enum skl_ipc_module_msg {
269 IPC_MOD_INIT_INSTANCE = 0,
270 IPC_MOD_CONFIG_GET = 1,
271 IPC_MOD_CONFIG_SET = 2,
272 IPC_MOD_LARGE_CONFIG_GET = 3,
273 IPC_MOD_LARGE_CONFIG_SET = 4,
274 IPC_MOD_BIND = 5,
275 IPC_MOD_UNBIND = 6,
276 IPC_MOD_SET_DX = 7,
277 IPC_MOD_SET_D0IX = 8
278 };
279
skl_ipc_tx_data_copy(struct ipc_message * msg,char * tx_data,size_t tx_size)280 void skl_ipc_tx_data_copy(struct ipc_message *msg, char *tx_data,
281 size_t tx_size)
282 {
283 if (tx_size)
284 memcpy(msg->tx.data, tx_data, tx_size);
285 }
286
skl_ipc_is_dsp_busy(struct sst_dsp * dsp)287 static bool skl_ipc_is_dsp_busy(struct sst_dsp *dsp)
288 {
289 u32 hipci;
290
291 hipci = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCI);
292 return (hipci & SKL_ADSP_REG_HIPCI_BUSY);
293 }
294
295 /* Lock to be held by caller */
skl_ipc_tx_msg(struct sst_generic_ipc * ipc,struct ipc_message * msg)296 static void skl_ipc_tx_msg(struct sst_generic_ipc *ipc, struct ipc_message *msg)
297 {
298 struct skl_ipc_header *header = (struct skl_ipc_header *)(&msg->tx.header);
299
300 if (msg->tx.size)
301 sst_dsp_outbox_write(ipc->dsp, msg->tx.data, msg->tx.size);
302 sst_dsp_shim_write_unlocked(ipc->dsp, SKL_ADSP_REG_HIPCIE,
303 header->extension);
304 sst_dsp_shim_write_unlocked(ipc->dsp, SKL_ADSP_REG_HIPCI,
305 header->primary | SKL_ADSP_REG_HIPCI_BUSY);
306 }
307
skl_ipc_check_D0i0(struct sst_dsp * dsp,bool state)308 int skl_ipc_check_D0i0(struct sst_dsp *dsp, bool state)
309 {
310 int ret;
311
312 /* check D0i3 support */
313 if (!dsp->fw_ops.set_state_D0i0)
314 return 0;
315
316 /* Attempt D0i0 or D0i3 based on state */
317 if (state)
318 ret = dsp->fw_ops.set_state_D0i0(dsp);
319 else
320 ret = dsp->fw_ops.set_state_D0i3(dsp);
321
322 return ret;
323 }
324
skl_ipc_reply_get_msg(struct sst_generic_ipc * ipc,u64 ipc_header)325 static struct ipc_message *skl_ipc_reply_get_msg(struct sst_generic_ipc *ipc,
326 u64 ipc_header)
327 {
328 struct ipc_message *msg = NULL;
329 struct skl_ipc_header *header = (struct skl_ipc_header *)(&ipc_header);
330
331 if (list_empty(&ipc->rx_list)) {
332 dev_err(ipc->dev, "ipc: rx list is empty but received 0x%x\n",
333 header->primary);
334 goto out;
335 }
336
337 msg = list_first_entry(&ipc->rx_list, struct ipc_message, list);
338
339 list_del(&msg->list);
340 out:
341 return msg;
342
343 }
344
skl_ipc_process_notification(struct sst_generic_ipc * ipc,struct skl_ipc_header header)345 int skl_ipc_process_notification(struct sst_generic_ipc *ipc,
346 struct skl_ipc_header header)
347 {
348 struct skl_dev *skl = container_of(ipc, struct skl_dev, ipc);
349
350 if (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
351 switch (IPC_GLB_NOTIFY_TYPE(header.primary)) {
352
353 case IPC_GLB_NOTIFY_UNDERRUN:
354 dev_err(ipc->dev, "FW Underrun %x\n", header.primary);
355 break;
356
357 case IPC_GLB_NOTIFY_RESOURCE_EVENT:
358 dev_err(ipc->dev, "MCPS Budget Violation: %x\n",
359 header.primary);
360 break;
361
362 case IPC_GLB_NOTIFY_FW_READY:
363 skl->boot_complete = true;
364 wake_up(&skl->boot_wait);
365 break;
366
367 case IPC_GLB_NOTIFY_PHRASE_DETECTED:
368 dev_dbg(ipc->dev, "***** Phrase Detected **********\n");
369
370 /*
371 * Per HW recomendation, After phrase detection,
372 * clear the CGCTL.MISCBDCGE.
373 *
374 * This will be set back on stream closure
375 */
376 skl->enable_miscbdcge(ipc->dev, false);
377 skl->miscbdcg_disabled = true;
378 break;
379
380 default:
381 dev_err(ipc->dev, "ipc: Unhandled error msg=%x\n",
382 header.primary);
383 break;
384 }
385 }
386
387 return 0;
388 }
389
390 struct skl_ipc_err_map {
391 const char *msg;
392 enum skl_ipc_glb_reply reply;
393 int err;
394 };
395
396 static struct skl_ipc_err_map skl_err_map[] = {
397 {"DSP out of memory", IPC_GLB_REPLY_OUT_OF_MEMORY, -ENOMEM},
398 {"DSP busy", IPC_GLB_REPLY_BUSY, -EBUSY},
399 {"SCLK already running", IPC_GLB_REPLY_SCLK_ALREADY_RUNNING,
400 IPC_GLB_REPLY_SCLK_ALREADY_RUNNING},
401 {"MCLK already running", IPC_GLB_REPLY_MCLK_ALREADY_RUNNING,
402 IPC_GLB_REPLY_MCLK_ALREADY_RUNNING},
403 };
404
skl_ipc_set_reply_error_code(struct sst_generic_ipc * ipc,u32 reply)405 static int skl_ipc_set_reply_error_code(struct sst_generic_ipc *ipc, u32 reply)
406 {
407 int i;
408
409 for (i = 0; i < ARRAY_SIZE(skl_err_map); i++) {
410 if (skl_err_map[i].reply == reply)
411 break;
412 }
413
414 if (i == ARRAY_SIZE(skl_err_map)) {
415 dev_err(ipc->dev, "ipc FW reply: %d FW Error Code: %u\n",
416 reply,
417 ipc->dsp->fw_ops.get_fw_errcode(ipc->dsp));
418 return -EINVAL;
419 }
420
421 if (skl_err_map[i].err < 0)
422 dev_err(ipc->dev, "ipc FW reply: %s FW Error Code: %u\n",
423 skl_err_map[i].msg,
424 ipc->dsp->fw_ops.get_fw_errcode(ipc->dsp));
425 else
426 dev_info(ipc->dev, "ipc FW reply: %s FW Error Code: %u\n",
427 skl_err_map[i].msg,
428 ipc->dsp->fw_ops.get_fw_errcode(ipc->dsp));
429
430 return skl_err_map[i].err;
431 }
432
skl_ipc_process_reply(struct sst_generic_ipc * ipc,struct skl_ipc_header header)433 void skl_ipc_process_reply(struct sst_generic_ipc *ipc,
434 struct skl_ipc_header header)
435 {
436 struct ipc_message *msg;
437 u32 reply = header.primary & IPC_GLB_REPLY_STATUS_MASK;
438 u64 *ipc_header = (u64 *)(&header);
439 struct skl_dev *skl = container_of(ipc, struct skl_dev, ipc);
440 unsigned long flags;
441
442 spin_lock_irqsave(&ipc->dsp->spinlock, flags);
443 msg = skl_ipc_reply_get_msg(ipc, *ipc_header);
444 spin_unlock_irqrestore(&ipc->dsp->spinlock, flags);
445 if (msg == NULL) {
446 dev_dbg(ipc->dev, "ipc: rx list is empty\n");
447 return;
448 }
449
450 msg->rx.header = *ipc_header;
451 /* first process the header */
452 if (reply == IPC_GLB_REPLY_SUCCESS) {
453 dev_dbg(ipc->dev, "ipc FW reply %x: success\n", header.primary);
454 /* copy the rx data from the mailbox */
455 sst_dsp_inbox_read(ipc->dsp, msg->rx.data, msg->rx.size);
456 switch (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
457 case IPC_GLB_LOAD_MULTIPLE_MODS:
458 case IPC_GLB_LOAD_LIBRARY:
459 skl->mod_load_complete = true;
460 skl->mod_load_status = true;
461 wake_up(&skl->mod_load_wait);
462 break;
463
464 default:
465 break;
466
467 }
468 } else {
469 msg->errno = skl_ipc_set_reply_error_code(ipc, reply);
470 switch (IPC_GLB_NOTIFY_MSG_TYPE(header.primary)) {
471 case IPC_GLB_LOAD_MULTIPLE_MODS:
472 case IPC_GLB_LOAD_LIBRARY:
473 skl->mod_load_complete = true;
474 skl->mod_load_status = false;
475 wake_up(&skl->mod_load_wait);
476 break;
477
478 default:
479 break;
480
481 }
482 }
483
484 spin_lock_irqsave(&ipc->dsp->spinlock, flags);
485 sst_ipc_tx_msg_reply_complete(ipc, msg);
486 spin_unlock_irqrestore(&ipc->dsp->spinlock, flags);
487 }
488
skl_dsp_irq_thread_handler(int irq,void * context)489 irqreturn_t skl_dsp_irq_thread_handler(int irq, void *context)
490 {
491 struct sst_dsp *dsp = context;
492 struct skl_dev *skl = sst_dsp_get_thread_context(dsp);
493 struct sst_generic_ipc *ipc = &skl->ipc;
494 struct skl_ipc_header header = {0};
495 u32 hipcie, hipct, hipcte;
496 int ipc_irq = 0;
497
498 if (dsp->intr_status & SKL_ADSPIS_CL_DMA)
499 skl_cldma_process_intr(dsp);
500
501 /* Here we handle IPC interrupts only */
502 if (!(dsp->intr_status & SKL_ADSPIS_IPC))
503 return IRQ_NONE;
504
505 hipcie = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCIE);
506 hipct = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCT);
507 hipcte = sst_dsp_shim_read_unlocked(dsp, SKL_ADSP_REG_HIPCTE);
508
509 /* reply message from DSP */
510 if (hipcie & SKL_ADSP_REG_HIPCIE_DONE) {
511 sst_dsp_shim_update_bits(dsp, SKL_ADSP_REG_HIPCCTL,
512 SKL_ADSP_REG_HIPCCTL_DONE, 0);
513
514 /* clear DONE bit - tell DSP we have completed the operation */
515 sst_dsp_shim_update_bits_forced(dsp, SKL_ADSP_REG_HIPCIE,
516 SKL_ADSP_REG_HIPCIE_DONE, SKL_ADSP_REG_HIPCIE_DONE);
517
518 ipc_irq = 1;
519
520 /* unmask Done interrupt */
521 sst_dsp_shim_update_bits(dsp, SKL_ADSP_REG_HIPCCTL,
522 SKL_ADSP_REG_HIPCCTL_DONE, SKL_ADSP_REG_HIPCCTL_DONE);
523 }
524
525 /* New message from DSP */
526 if (hipct & SKL_ADSP_REG_HIPCT_BUSY) {
527 header.primary = hipct;
528 header.extension = hipcte;
529 dev_dbg(dsp->dev, "IPC irq: Firmware respond primary:%x\n",
530 header.primary);
531 dev_dbg(dsp->dev, "IPC irq: Firmware respond extension:%x\n",
532 header.extension);
533
534 if (IPC_GLB_NOTIFY_RSP_TYPE(header.primary)) {
535 /* Handle Immediate reply from DSP Core */
536 skl_ipc_process_reply(ipc, header);
537 } else {
538 dev_dbg(dsp->dev, "IPC irq: Notification from firmware\n");
539 skl_ipc_process_notification(ipc, header);
540 }
541 /* clear busy interrupt */
542 sst_dsp_shim_update_bits_forced(dsp, SKL_ADSP_REG_HIPCT,
543 SKL_ADSP_REG_HIPCT_BUSY, SKL_ADSP_REG_HIPCT_BUSY);
544 ipc_irq = 1;
545 }
546
547 if (ipc_irq == 0)
548 return IRQ_NONE;
549
550 skl_ipc_int_enable(dsp);
551
552 /* continue to send any remaining messages... */
553 schedule_work(&ipc->kwork);
554
555 return IRQ_HANDLED;
556 }
557
skl_ipc_int_enable(struct sst_dsp * ctx)558 void skl_ipc_int_enable(struct sst_dsp *ctx)
559 {
560 sst_dsp_shim_update_bits(ctx, SKL_ADSP_REG_ADSPIC,
561 SKL_ADSPIC_IPC, SKL_ADSPIC_IPC);
562 }
563
skl_ipc_int_disable(struct sst_dsp * ctx)564 void skl_ipc_int_disable(struct sst_dsp *ctx)
565 {
566 sst_dsp_shim_update_bits_unlocked(ctx, SKL_ADSP_REG_ADSPIC,
567 SKL_ADSPIC_IPC, 0);
568 }
569
skl_ipc_op_int_enable(struct sst_dsp * ctx)570 void skl_ipc_op_int_enable(struct sst_dsp *ctx)
571 {
572 /* enable IPC DONE interrupt */
573 sst_dsp_shim_update_bits(ctx, SKL_ADSP_REG_HIPCCTL,
574 SKL_ADSP_REG_HIPCCTL_DONE, SKL_ADSP_REG_HIPCCTL_DONE);
575
576 /* Enable IPC BUSY interrupt */
577 sst_dsp_shim_update_bits(ctx, SKL_ADSP_REG_HIPCCTL,
578 SKL_ADSP_REG_HIPCCTL_BUSY, SKL_ADSP_REG_HIPCCTL_BUSY);
579 }
580
skl_ipc_op_int_disable(struct sst_dsp * ctx)581 void skl_ipc_op_int_disable(struct sst_dsp *ctx)
582 {
583 /* disable IPC DONE interrupt */
584 sst_dsp_shim_update_bits_unlocked(ctx, SKL_ADSP_REG_HIPCCTL,
585 SKL_ADSP_REG_HIPCCTL_DONE, 0);
586
587 /* Disable IPC BUSY interrupt */
588 sst_dsp_shim_update_bits_unlocked(ctx, SKL_ADSP_REG_HIPCCTL,
589 SKL_ADSP_REG_HIPCCTL_BUSY, 0);
590
591 }
592
skl_ipc_int_status(struct sst_dsp * ctx)593 bool skl_ipc_int_status(struct sst_dsp *ctx)
594 {
595 return sst_dsp_shim_read_unlocked(ctx,
596 SKL_ADSP_REG_ADSPIS) & SKL_ADSPIS_IPC;
597 }
598
skl_ipc_init(struct device * dev,struct skl_dev * skl)599 int skl_ipc_init(struct device *dev, struct skl_dev *skl)
600 {
601 struct sst_generic_ipc *ipc;
602 int err;
603
604 ipc = &skl->ipc;
605 ipc->dsp = skl->dsp;
606 ipc->dev = dev;
607
608 ipc->tx_data_max_size = SKL_ADSP_W1_SZ;
609 ipc->rx_data_max_size = SKL_ADSP_W0_UP_SZ;
610
611 err = sst_ipc_init(ipc);
612 if (err)
613 return err;
614
615 ipc->ops.tx_msg = skl_ipc_tx_msg;
616 ipc->ops.tx_data_copy = skl_ipc_tx_data_copy;
617 ipc->ops.is_dsp_busy = skl_ipc_is_dsp_busy;
618
619 return 0;
620 }
621
skl_ipc_free(struct sst_generic_ipc * ipc)622 void skl_ipc_free(struct sst_generic_ipc *ipc)
623 {
624 /* Disable IPC DONE interrupt */
625 sst_dsp_shim_update_bits(ipc->dsp, SKL_ADSP_REG_HIPCCTL,
626 SKL_ADSP_REG_HIPCCTL_DONE, 0);
627
628 /* Disable IPC BUSY interrupt */
629 sst_dsp_shim_update_bits(ipc->dsp, SKL_ADSP_REG_HIPCCTL,
630 SKL_ADSP_REG_HIPCCTL_BUSY, 0);
631
632 sst_ipc_fini(ipc);
633 }
634
skl_ipc_create_pipeline(struct sst_generic_ipc * ipc,u16 ppl_mem_size,u8 ppl_type,u8 instance_id,u8 lp_mode)635 int skl_ipc_create_pipeline(struct sst_generic_ipc *ipc,
636 u16 ppl_mem_size, u8 ppl_type, u8 instance_id, u8 lp_mode)
637 {
638 struct skl_ipc_header header = {0};
639 struct sst_ipc_message request = {0};
640 int ret;
641
642 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
643 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
644 header.primary |= IPC_GLB_TYPE(IPC_GLB_CREATE_PPL);
645 header.primary |= IPC_INSTANCE_ID(instance_id);
646 header.primary |= IPC_PPL_TYPE(ppl_type);
647 header.primary |= IPC_PPL_MEM_SIZE(ppl_mem_size);
648
649 header.extension = IPC_PPL_LP_MODE(lp_mode);
650 request.header = *(u64 *)(&header);
651
652 dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
653 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
654 if (ret < 0) {
655 dev_err(ipc->dev, "ipc: create pipeline fail, err: %d\n", ret);
656 return ret;
657 }
658
659 return ret;
660 }
661 EXPORT_SYMBOL_GPL(skl_ipc_create_pipeline);
662
skl_ipc_delete_pipeline(struct sst_generic_ipc * ipc,u8 instance_id)663 int skl_ipc_delete_pipeline(struct sst_generic_ipc *ipc, u8 instance_id)
664 {
665 struct skl_ipc_header header = {0};
666 struct sst_ipc_message request = {0};
667 int ret;
668
669 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
670 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
671 header.primary |= IPC_GLB_TYPE(IPC_GLB_DELETE_PPL);
672 header.primary |= IPC_INSTANCE_ID(instance_id);
673 request.header = *(u64 *)(&header);
674
675 dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
676 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
677 if (ret < 0) {
678 dev_err(ipc->dev, "ipc: delete pipeline failed, err %d\n", ret);
679 return ret;
680 }
681
682 return 0;
683 }
684 EXPORT_SYMBOL_GPL(skl_ipc_delete_pipeline);
685
skl_ipc_set_pipeline_state(struct sst_generic_ipc * ipc,u8 instance_id,enum skl_ipc_pipeline_state state)686 int skl_ipc_set_pipeline_state(struct sst_generic_ipc *ipc,
687 u8 instance_id, enum skl_ipc_pipeline_state state)
688 {
689 struct skl_ipc_header header = {0};
690 struct sst_ipc_message request = {0};
691 int ret;
692
693 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
694 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
695 header.primary |= IPC_GLB_TYPE(IPC_GLB_SET_PPL_STATE);
696 header.primary |= IPC_INSTANCE_ID(instance_id);
697 header.primary |= IPC_PPL_STATE(state);
698 request.header = *(u64 *)(&header);
699
700 dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
701 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
702 if (ret < 0) {
703 dev_err(ipc->dev, "ipc: set pipeline state failed, err: %d\n", ret);
704 return ret;
705 }
706 return ret;
707 }
708 EXPORT_SYMBOL_GPL(skl_ipc_set_pipeline_state);
709
710 int
skl_ipc_save_pipeline(struct sst_generic_ipc * ipc,u8 instance_id,int dma_id)711 skl_ipc_save_pipeline(struct sst_generic_ipc *ipc, u8 instance_id, int dma_id)
712 {
713 struct skl_ipc_header header = {0};
714 struct sst_ipc_message request = {0};
715 int ret;
716
717 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
718 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
719 header.primary |= IPC_GLB_TYPE(IPC_GLB_SAVE_PPL);
720 header.primary |= IPC_INSTANCE_ID(instance_id);
721
722 header.extension = IPC_DMA_ID(dma_id);
723 request.header = *(u64 *)(&header);
724
725 dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
726 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
727 if (ret < 0) {
728 dev_err(ipc->dev, "ipc: save pipeline failed, err: %d\n", ret);
729 return ret;
730 }
731
732 return ret;
733 }
734 EXPORT_SYMBOL_GPL(skl_ipc_save_pipeline);
735
skl_ipc_restore_pipeline(struct sst_generic_ipc * ipc,u8 instance_id)736 int skl_ipc_restore_pipeline(struct sst_generic_ipc *ipc, u8 instance_id)
737 {
738 struct skl_ipc_header header = {0};
739 struct sst_ipc_message request = {0};
740 int ret;
741
742 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
743 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
744 header.primary |= IPC_GLB_TYPE(IPC_GLB_RESTORE_PPL);
745 header.primary |= IPC_INSTANCE_ID(instance_id);
746 request.header = *(u64 *)(&header);
747
748 dev_dbg(ipc->dev, "In %s header=%d\n", __func__, header.primary);
749 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
750 if (ret < 0) {
751 dev_err(ipc->dev, "ipc: restore pipeline failed, err: %d\n", ret);
752 return ret;
753 }
754
755 return ret;
756 }
757 EXPORT_SYMBOL_GPL(skl_ipc_restore_pipeline);
758
skl_ipc_set_dx(struct sst_generic_ipc * ipc,u8 instance_id,u16 module_id,struct skl_ipc_dxstate_info * dx)759 int skl_ipc_set_dx(struct sst_generic_ipc *ipc, u8 instance_id,
760 u16 module_id, struct skl_ipc_dxstate_info *dx)
761 {
762 struct skl_ipc_header header = {0};
763 struct sst_ipc_message request;
764 int ret;
765
766 header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
767 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
768 header.primary |= IPC_GLB_TYPE(IPC_MOD_SET_DX);
769 header.primary |= IPC_MOD_INSTANCE_ID(instance_id);
770 header.primary |= IPC_MOD_ID(module_id);
771
772 request.header = *(u64 *)(&header);
773 request.data = dx;
774 request.size = sizeof(*dx);
775
776 dev_dbg(ipc->dev, "In %s primary =%x ext=%x\n", __func__,
777 header.primary, header.extension);
778 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
779 if (ret < 0) {
780 dev_err(ipc->dev, "ipc: set dx failed, err %d\n", ret);
781 return ret;
782 }
783
784 return ret;
785 }
786 EXPORT_SYMBOL_GPL(skl_ipc_set_dx);
787
skl_ipc_init_instance(struct sst_generic_ipc * ipc,struct skl_ipc_init_instance_msg * msg,void * param_data)788 int skl_ipc_init_instance(struct sst_generic_ipc *ipc,
789 struct skl_ipc_init_instance_msg *msg, void *param_data)
790 {
791 struct skl_ipc_header header = {0};
792 struct sst_ipc_message request;
793 int ret;
794 u32 *buffer = (u32 *)param_data;
795 /* param_block_size must be in dwords */
796 u16 param_block_size = msg->param_data_size / sizeof(u32);
797
798 print_hex_dump_debug("Param data:", DUMP_PREFIX_NONE,
799 16, 4, buffer, param_block_size, false);
800
801 header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
802 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
803 header.primary |= IPC_GLB_TYPE(IPC_MOD_INIT_INSTANCE);
804 header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
805 header.primary |= IPC_MOD_ID(msg->module_id);
806
807 header.extension = IPC_CORE_ID(msg->core_id);
808 header.extension |= IPC_PPL_INSTANCE_ID(msg->ppl_instance_id);
809 header.extension |= IPC_PARAM_BLOCK_SIZE(param_block_size);
810 header.extension |= IPC_DOMAIN(msg->domain);
811
812 request.header = *(u64 *)(&header);
813 request.data = param_data;
814 request.size = msg->param_data_size;
815
816 dev_dbg(ipc->dev, "In %s primary =%x ext=%x\n", __func__,
817 header.primary, header.extension);
818 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
819
820 if (ret < 0) {
821 dev_err(ipc->dev, "ipc: init instance failed\n");
822 return ret;
823 }
824
825 return ret;
826 }
827 EXPORT_SYMBOL_GPL(skl_ipc_init_instance);
828
skl_ipc_bind_unbind(struct sst_generic_ipc * ipc,struct skl_ipc_bind_unbind_msg * msg)829 int skl_ipc_bind_unbind(struct sst_generic_ipc *ipc,
830 struct skl_ipc_bind_unbind_msg *msg)
831 {
832 struct skl_ipc_header header = {0};
833 struct sst_ipc_message request = {0};
834 u8 bind_unbind = msg->bind ? IPC_MOD_BIND : IPC_MOD_UNBIND;
835 int ret;
836
837 header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
838 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
839 header.primary |= IPC_GLB_TYPE(bind_unbind);
840 header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
841 header.primary |= IPC_MOD_ID(msg->module_id);
842
843 header.extension = IPC_DST_MOD_ID(msg->dst_module_id);
844 header.extension |= IPC_DST_MOD_INSTANCE_ID(msg->dst_instance_id);
845 header.extension |= IPC_DST_QUEUE(msg->dst_queue);
846 header.extension |= IPC_SRC_QUEUE(msg->src_queue);
847 request.header = *(u64 *)(&header);
848
849 dev_dbg(ipc->dev, "In %s hdr=%x ext=%x\n", __func__, header.primary,
850 header.extension);
851 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
852 if (ret < 0) {
853 dev_err(ipc->dev, "ipc: bind/unbind failed\n");
854 return ret;
855 }
856
857 return ret;
858 }
859 EXPORT_SYMBOL_GPL(skl_ipc_bind_unbind);
860
861 /*
862 * In order to load a module we need to send IPC to initiate that. DMA will
863 * performed to load the module memory. The FW supports multiple module load
864 * at single shot, so we can send IPC with N modules represented by
865 * module_cnt
866 */
skl_ipc_load_modules(struct sst_generic_ipc * ipc,u8 module_cnt,void * data)867 int skl_ipc_load_modules(struct sst_generic_ipc *ipc,
868 u8 module_cnt, void *data)
869 {
870 struct skl_ipc_header header = {0};
871 struct sst_ipc_message request;
872 int ret;
873
874 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
875 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
876 header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_MULTIPLE_MODS);
877 header.primary |= IPC_LOAD_MODULE_CNT(module_cnt);
878
879 request.header = *(u64 *)(&header);
880 request.data = data;
881 request.size = sizeof(u16) * module_cnt;
882
883 ret = sst_ipc_tx_message_nowait(ipc, request);
884 if (ret < 0)
885 dev_err(ipc->dev, "ipc: load modules failed :%d\n", ret);
886
887 return ret;
888 }
889 EXPORT_SYMBOL_GPL(skl_ipc_load_modules);
890
skl_ipc_unload_modules(struct sst_generic_ipc * ipc,u8 module_cnt,void * data)891 int skl_ipc_unload_modules(struct sst_generic_ipc *ipc, u8 module_cnt,
892 void *data)
893 {
894 struct skl_ipc_header header = {0};
895 struct sst_ipc_message request;
896 int ret;
897
898 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
899 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
900 header.primary |= IPC_GLB_TYPE(IPC_GLB_UNLOAD_MULTIPLE_MODS);
901 header.primary |= IPC_LOAD_MODULE_CNT(module_cnt);
902
903 request.header = *(u64 *)(&header);
904 request.data = data;
905 request.size = sizeof(u16) * module_cnt;
906
907 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
908 if (ret < 0)
909 dev_err(ipc->dev, "ipc: unload modules failed :%d\n", ret);
910
911 return ret;
912 }
913 EXPORT_SYMBOL_GPL(skl_ipc_unload_modules);
914
skl_ipc_set_large_config(struct sst_generic_ipc * ipc,struct skl_ipc_large_config_msg * msg,u32 * param)915 int skl_ipc_set_large_config(struct sst_generic_ipc *ipc,
916 struct skl_ipc_large_config_msg *msg, u32 *param)
917 {
918 struct skl_ipc_header header = {0};
919 struct sst_ipc_message request;
920 int ret = 0;
921 size_t sz_remaining, tx_size, data_offset;
922
923 header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
924 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
925 header.primary |= IPC_GLB_TYPE(IPC_MOD_LARGE_CONFIG_SET);
926 header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
927 header.primary |= IPC_MOD_ID(msg->module_id);
928
929 header.extension = IPC_DATA_OFFSET_SZ(msg->param_data_size);
930 header.extension |= IPC_LARGE_PARAM_ID(msg->large_param_id);
931 header.extension |= IPC_FINAL_BLOCK(0);
932 header.extension |= IPC_INITIAL_BLOCK(1);
933
934 sz_remaining = msg->param_data_size;
935 data_offset = 0;
936 while (sz_remaining != 0) {
937 tx_size = sz_remaining > SKL_ADSP_W1_SZ
938 ? SKL_ADSP_W1_SZ : sz_remaining;
939 if (tx_size == sz_remaining)
940 header.extension |= IPC_FINAL_BLOCK(1);
941
942 dev_dbg(ipc->dev, "In %s primary=%#x ext=%#x\n", __func__,
943 header.primary, header.extension);
944 dev_dbg(ipc->dev, "transmitting offset: %#x, size: %#x\n",
945 (unsigned)data_offset, (unsigned)tx_size);
946
947 request.header = *(u64 *)(&header);
948 request.data = ((char *)param) + data_offset;
949 request.size = tx_size;
950 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
951 if (ret < 0) {
952 dev_err(ipc->dev,
953 "ipc: set large config fail, err: %d\n", ret);
954 return ret;
955 }
956 sz_remaining -= tx_size;
957 data_offset = msg->param_data_size - sz_remaining;
958
959 /* clear the fields */
960 header.extension &= IPC_INITIAL_BLOCK_CLEAR;
961 header.extension &= IPC_DATA_OFFSET_SZ_CLEAR;
962 /* fill the fields */
963 header.extension |= IPC_INITIAL_BLOCK(0);
964 header.extension |= IPC_DATA_OFFSET_SZ(data_offset);
965 }
966
967 return ret;
968 }
969 EXPORT_SYMBOL_GPL(skl_ipc_set_large_config);
970
skl_ipc_get_large_config(struct sst_generic_ipc * ipc,struct skl_ipc_large_config_msg * msg,u32 ** payload,size_t * bytes)971 int skl_ipc_get_large_config(struct sst_generic_ipc *ipc,
972 struct skl_ipc_large_config_msg *msg,
973 u32 **payload, size_t *bytes)
974 {
975 struct skl_ipc_header header = {0};
976 struct sst_ipc_message request, reply = {0};
977 unsigned int *buf;
978 int ret;
979
980 reply.data = kzalloc(SKL_ADSP_W1_SZ, GFP_KERNEL);
981 if (!reply.data)
982 return -ENOMEM;
983
984 header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
985 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
986 header.primary |= IPC_GLB_TYPE(IPC_MOD_LARGE_CONFIG_GET);
987 header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
988 header.primary |= IPC_MOD_ID(msg->module_id);
989
990 header.extension = IPC_DATA_OFFSET_SZ(msg->param_data_size);
991 header.extension |= IPC_LARGE_PARAM_ID(msg->large_param_id);
992 header.extension |= IPC_FINAL_BLOCK(1);
993 header.extension |= IPC_INITIAL_BLOCK(1);
994
995 request.header = *(u64 *)&header;
996 request.data = *payload;
997 request.size = *bytes;
998 reply.size = SKL_ADSP_W1_SZ;
999
1000 ret = sst_ipc_tx_message_wait(ipc, request, &reply);
1001 if (ret < 0)
1002 dev_err(ipc->dev, "ipc: get large config fail, err: %d\n", ret);
1003
1004 reply.size = (reply.header >> 32) & IPC_DATA_OFFSET_SZ_MASK;
1005 buf = krealloc(reply.data, reply.size, GFP_KERNEL);
1006 if (!buf) {
1007 kfree(reply.data);
1008 return -ENOMEM;
1009 }
1010 *payload = buf;
1011 *bytes = reply.size;
1012
1013 return ret;
1014 }
1015 EXPORT_SYMBOL_GPL(skl_ipc_get_large_config);
1016
skl_sst_ipc_load_library(struct sst_generic_ipc * ipc,u8 dma_id,u8 table_id,bool wait)1017 int skl_sst_ipc_load_library(struct sst_generic_ipc *ipc,
1018 u8 dma_id, u8 table_id, bool wait)
1019 {
1020 struct skl_ipc_header header = {0};
1021 struct sst_ipc_message request = {0};
1022 int ret = 0;
1023
1024 header.primary = IPC_MSG_TARGET(IPC_FW_GEN_MSG);
1025 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
1026 header.primary |= IPC_GLB_TYPE(IPC_GLB_LOAD_LIBRARY);
1027 header.primary |= IPC_MOD_INSTANCE_ID(table_id);
1028 header.primary |= IPC_MOD_ID(dma_id);
1029 request.header = *(u64 *)(&header);
1030
1031 if (wait)
1032 ret = sst_ipc_tx_message_wait(ipc, request, NULL);
1033 else
1034 ret = sst_ipc_tx_message_nowait(ipc, request);
1035
1036 if (ret < 0)
1037 dev_err(ipc->dev, "ipc: load lib failed\n");
1038
1039 return ret;
1040 }
1041 EXPORT_SYMBOL_GPL(skl_sst_ipc_load_library);
1042
skl_ipc_set_d0ix(struct sst_generic_ipc * ipc,struct skl_ipc_d0ix_msg * msg)1043 int skl_ipc_set_d0ix(struct sst_generic_ipc *ipc, struct skl_ipc_d0ix_msg *msg)
1044 {
1045 struct skl_ipc_header header = {0};
1046 struct sst_ipc_message request = {0};
1047 int ret;
1048
1049 header.primary = IPC_MSG_TARGET(IPC_MOD_MSG);
1050 header.primary |= IPC_MSG_DIR(IPC_MSG_REQUEST);
1051 header.primary |= IPC_GLB_TYPE(IPC_MOD_SET_D0IX);
1052 header.primary |= IPC_MOD_INSTANCE_ID(msg->instance_id);
1053 header.primary |= IPC_MOD_ID(msg->module_id);
1054
1055 header.extension = IPC_D0IX_WAKE(msg->wake);
1056 header.extension |= IPC_D0IX_STREAMING(msg->streaming);
1057 request.header = *(u64 *)(&header);
1058
1059 dev_dbg(ipc->dev, "In %s primary=%x ext=%x\n", __func__,
1060 header.primary, header.extension);
1061
1062 /*
1063 * Use the nopm IPC here as we dont want it checking for D0iX
1064 */
1065 ret = sst_ipc_tx_message_nopm(ipc, request, NULL);
1066 if (ret < 0)
1067 dev_err(ipc->dev, "ipc: set d0ix failed, err %d\n", ret);
1068
1069 return ret;
1070 }
1071 EXPORT_SYMBOL_GPL(skl_ipc_set_d0ix);
1072