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1/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
2/*
3 * This file is provided under a dual BSD/GPLv2 license. When using or
4 * redistributing this file, you may do so under either license.
5 *
6 * Copyright(c) 2018 Intel Corporation. All rights reserved.
7 *
8 * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
9 */
10
11#ifndef __SOUND_SOC_SOF_PRIV_H
12#define __SOUND_SOC_SOF_PRIV_H
13
14#include <linux/device.h>
15
16#include <sound/hdaudio.h>
17#include <sound/soc.h>
18
19#include <sound/sof.h>
20#include <sound/sof/stream.h> /* needs to be included before control.h */
21#include <sound/sof/control.h>
22#include <sound/sof/dai.h>
23#include <sound/sof/info.h>
24#include <sound/sof/pm.h>
25#include <sound/sof/topology.h>
26#include <sound/sof/trace.h>
27
28#include <uapi/sound/sof/fw.h>
29
30/* debug flags */
31#define SOF_DBG_REGS BIT(1)
32#define SOF_DBG_MBOX BIT(2)
33#define SOF_DBG_TEXT BIT(3)
34#define SOF_DBG_PCI BIT(4)
35
36/* max BARs mmaped devices can use */
37#define SND_SOF_BARS 8
38
39/* time in ms for runtime suspend delay */
40#define SND_SOF_SUSPEND_DELAY_MS 2000
41
42/* DMA buffer size for trace */
43#define DMA_BUF_SIZE_FOR_TRACE (PAGE_SIZE * 16)
44
45/* max number of FE PCMs before BEs */
46#define SOF_BE_PCM_BASE 16
47
48#define SOF_IPC_DSP_REPLY 0
49#define SOF_IPC_HOST_REPLY 1
50
51/* convenience constructor for DAI driver streams */
52#define SOF_DAI_STREAM(sname, scmin, scmax, srates, sfmt) \
53 {.stream_name = sname, .channels_min = scmin, .channels_max = scmax, \
54 .rates = srates, .formats = sfmt}
55
56#define SOF_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \
57 SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_FLOAT)
58
59#define ENABLE_DEBUGFS_CACHEBUF \
60 (IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) || \
61 IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST))
62
63#define DMA_CHAN_INVALID 0xFFFFFFFF
64
65struct snd_sof_dev;
66struct snd_sof_ipc_msg;
67struct snd_sof_ipc;
68struct snd_sof_debugfs_map;
69struct snd_soc_tplg_ops;
70struct snd_soc_component;
71struct snd_sof_pdata;
72
73/*
74 * SOF DSP HW abstraction operations.
75 * Used to abstract DSP HW architecture and any IO busses between host CPU
76 * and DSP device(s).
77 */
78struct snd_sof_dsp_ops {
79
80 /* probe and remove */
81 int (*probe)(struct snd_sof_dev *sof_dev); /* mandatory */
82 int (*remove)(struct snd_sof_dev *sof_dev); /* optional */
83
84 /* DSP core boot / reset */
85 int (*run)(struct snd_sof_dev *sof_dev); /* mandatory */
86 int (*stall)(struct snd_sof_dev *sof_dev); /* optional */
87 int (*reset)(struct snd_sof_dev *sof_dev); /* optional */
88 int (*core_power_up)(struct snd_sof_dev *sof_dev,
89 unsigned int core_mask); /* optional */
90 int (*core_power_down)(struct snd_sof_dev *sof_dev,
91 unsigned int core_mask); /* optional */
92
93 /*
94 * Register IO: only used by respective drivers themselves,
95 * TODO: consider removing these operations and calling respective
96 * implementations directly
97 */
98 void (*write)(struct snd_sof_dev *sof_dev, void __iomem *addr,
99 u32 value); /* optional */
100 u32 (*read)(struct snd_sof_dev *sof_dev,
101 void __iomem *addr); /* optional */
102 void (*write64)(struct snd_sof_dev *sof_dev, void __iomem *addr,
103 u64 value); /* optional */
104 u64 (*read64)(struct snd_sof_dev *sof_dev,
105 void __iomem *addr); /* optional */
106
107 /* memcpy IO */
108 void (*block_read)(struct snd_sof_dev *sof_dev, u32 bar,
109 u32 offset, void *dest,
110 size_t size); /* mandatory */
111 void (*block_write)(struct snd_sof_dev *sof_dev, u32 bar,
112 u32 offset, void *src,
113 size_t size); /* mandatory */
114
115 /* doorbell */
116 irqreturn_t (*irq_handler)(int irq, void *context); /* optional */
117 irqreturn_t (*irq_thread)(int irq, void *context); /* optional */
118
119 /* ipc */
120 int (*send_msg)(struct snd_sof_dev *sof_dev,
121 struct snd_sof_ipc_msg *msg); /* mandatory */
122
123 /* FW loading */
124 int (*load_firmware)(struct snd_sof_dev *sof_dev); /* mandatory */
125 int (*load_module)(struct snd_sof_dev *sof_dev,
126 struct snd_sof_mod_hdr *hdr); /* optional */
127 /*
128 * FW ready checks for ABI compatibility and creates
129 * memory windows at first boot
130 */
131 int (*fw_ready)(struct snd_sof_dev *sdev, u32 msg_id); /* optional */
132
133 /* connect pcm substream to a host stream */
134 int (*pcm_open)(struct snd_sof_dev *sdev,
135 struct snd_pcm_substream *substream); /* optional */
136 /* disconnect pcm substream to a host stream */
137 int (*pcm_close)(struct snd_sof_dev *sdev,
138 struct snd_pcm_substream *substream); /* optional */
139
140 /* host stream hw params */
141 int (*pcm_hw_params)(struct snd_sof_dev *sdev,
142 struct snd_pcm_substream *substream,
143 struct snd_pcm_hw_params *params,
144 struct sof_ipc_stream_params *ipc_params); /* optional */
145
146 /* host stream hw_free */
147 int (*pcm_hw_free)(struct snd_sof_dev *sdev,
148 struct snd_pcm_substream *substream); /* optional */
149
150 /* host stream trigger */
151 int (*pcm_trigger)(struct snd_sof_dev *sdev,
152 struct snd_pcm_substream *substream,
153 int cmd); /* optional */
154
155 /* host stream pointer */
156 snd_pcm_uframes_t (*pcm_pointer)(struct snd_sof_dev *sdev,
157 struct snd_pcm_substream *substream); /* optional */
158
159 /* host read DSP stream data */
160 void (*ipc_msg_data)(struct snd_sof_dev *sdev,
161 struct snd_pcm_substream *substream,
162 void *p, size_t sz); /* mandatory */
163
164 /* host configure DSP HW parameters */
165 int (*ipc_pcm_params)(struct snd_sof_dev *sdev,
166 struct snd_pcm_substream *substream,
167 const struct sof_ipc_pcm_params_reply *reply); /* mandatory */
168
169 /* pre/post firmware run */
170 int (*pre_fw_run)(struct snd_sof_dev *sof_dev); /* optional */
171 int (*post_fw_run)(struct snd_sof_dev *sof_dev); /* optional */
172
173 /* DSP PM */
174 int (*suspend)(struct snd_sof_dev *sof_dev, int state); /* optional */
175 int (*resume)(struct snd_sof_dev *sof_dev); /* optional */
176 int (*runtime_suspend)(struct snd_sof_dev *sof_dev,
177 int state); /* optional */
178 int (*runtime_resume)(struct snd_sof_dev *sof_dev); /* optional */
179 int (*runtime_idle)(struct snd_sof_dev *sof_dev); /* optional */
180 int (*set_hw_params_upon_resume)(struct snd_sof_dev *sdev); /* optional */
181
182 /* DSP clocking */
183 int (*set_clk)(struct snd_sof_dev *sof_dev, u32 freq); /* optional */
184
185 /* debug */
186 const struct snd_sof_debugfs_map *debug_map; /* optional */
187 int debug_map_count; /* optional */
188 void (*dbg_dump)(struct snd_sof_dev *sof_dev,
189 u32 flags); /* optional */
190 void (*ipc_dump)(struct snd_sof_dev *sof_dev); /* optional */
191
192 /* host DMA trace initialization */
193 int (*trace_init)(struct snd_sof_dev *sdev,
194 u32 *stream_tag); /* optional */
195 int (*trace_release)(struct snd_sof_dev *sdev); /* optional */
196 int (*trace_trigger)(struct snd_sof_dev *sdev,
197 int cmd); /* optional */
198
199 /* DAI ops */
200 struct snd_soc_dai_driver *drv;
201 int num_drv;
202};
203
204/* DSP architecture specific callbacks for oops and stack dumps */
205struct sof_arch_ops {
206 void (*dsp_oops)(struct snd_sof_dev *sdev, void *oops);
207 void (*dsp_stack)(struct snd_sof_dev *sdev, void *oops,
208 u32 *stack, u32 stack_words);
209};
210
211#define sof_arch_ops(sdev) ((sdev)->pdata->desc->arch_ops)
212
213/* DSP device HW descriptor mapping between bus ID and ops */
214struct sof_ops_table {
215 const struct sof_dev_desc *desc;
216 const struct snd_sof_dsp_ops *ops;
217};
218
219enum sof_dfsentry_type {
220 SOF_DFSENTRY_TYPE_IOMEM = 0,
221 SOF_DFSENTRY_TYPE_BUF,
222};
223
224enum sof_debugfs_access_type {
225 SOF_DEBUGFS_ACCESS_ALWAYS = 0,
226 SOF_DEBUGFS_ACCESS_D0_ONLY,
227};
228
229/* FS entry for debug files that can expose DSP memories, registers */
230struct snd_sof_dfsentry {
231 struct dentry *dfsentry;
232 size_t size;
233 enum sof_dfsentry_type type;
234 /*
235 * access_type specifies if the
236 * memory -> DSP resource (memory, register etc) is always accessible
237 * or if it is accessible only when the DSP is in D0.
238 */
239 enum sof_debugfs_access_type access_type;
240#if ENABLE_DEBUGFS_CACHEBUF
241 char *cache_buf; /* buffer to cache the contents of debugfs memory */
242#endif
243 struct snd_sof_dev *sdev;
244 struct list_head list; /* list in sdev dfsentry list */
245 union {
246 void __iomem *io_mem;
247 void *buf;
248 };
249};
250
251/* Debug mapping for any DSP memory or registers that can used for debug */
252struct snd_sof_debugfs_map {
253 const char *name;
254 u32 bar;
255 u32 offset;
256 u32 size;
257 /*
258 * access_type specifies if the memory is always accessible
259 * or if it is accessible only when the DSP is in D0.
260 */
261 enum sof_debugfs_access_type access_type;
262};
263
264/* mailbox descriptor, used for host <-> DSP IPC */
265struct snd_sof_mailbox {
266 u32 offset;
267 size_t size;
268};
269
270/* IPC message descriptor for host <-> DSP IO */
271struct snd_sof_ipc_msg {
272 /* message data */
273 u32 header;
274 void *msg_data;
275 void *reply_data;
276 size_t msg_size;
277 size_t reply_size;
278 int reply_error;
279
280 wait_queue_head_t waitq;
281 bool ipc_complete;
282};
283
284/* PCM stream, mapped to FW component */
285struct snd_sof_pcm_stream {
286 u32 comp_id;
287 struct snd_dma_buffer page_table;
288 struct sof_ipc_stream_posn posn;
289 struct snd_pcm_substream *substream;
290 struct work_struct period_elapsed_work;
291};
292
293/* ALSA SOF PCM device */
294struct snd_sof_pcm {
295 struct snd_sof_dev *sdev;
296 struct snd_soc_tplg_pcm pcm;
297 struct snd_sof_pcm_stream stream[2];
298 struct list_head list; /* list in sdev pcm list */
299 struct snd_pcm_hw_params params[2];
300 int hw_params_upon_resume[2]; /* set up hw_params upon resume */
301};
302
303/* ALSA SOF Kcontrol device */
304struct snd_sof_control {
305 struct snd_sof_dev *sdev;
306 int comp_id;
307 int min_volume_step; /* min volume step for volume_table */
308 int max_volume_step; /* max volume step for volume_table */
309 int num_channels;
310 u32 readback_offset; /* offset to mmaped data if used */
311 struct sof_ipc_ctrl_data *control_data;
312 u32 size; /* cdata size */
313 enum sof_ipc_ctrl_cmd cmd;
314 u32 *volume_table; /* volume table computed from tlv data*/
315
316 struct list_head list; /* list in sdev control list */
317};
318
319/* ASoC SOF DAPM widget */
320struct snd_sof_widget {
321 struct snd_sof_dev *sdev;
322 int comp_id;
323 int pipeline_id;
324 int complete;
325 int id;
326
327 struct snd_soc_dapm_widget *widget;
328 struct list_head list; /* list in sdev widget list */
329
330 void *private; /* core does not touch this */
331};
332
333/* ASoC SOF DAPM route */
334struct snd_sof_route {
335 struct snd_sof_dev *sdev;
336
337 struct snd_soc_dapm_route *route;
338 struct list_head list; /* list in sdev route list */
339
340 void *private;
341};
342
343/* ASoC DAI device */
344struct snd_sof_dai {
345 struct snd_sof_dev *sdev;
346 const char *name;
347 const char *cpu_dai_name;
348
349 struct sof_ipc_comp_dai comp_dai;
350 struct sof_ipc_dai_config *dai_config;
351 struct list_head list; /* list in sdev dai list */
352};
353
354/*
355 * SOF Device Level.
356 */
357struct snd_sof_dev {
358 struct device *dev;
359 spinlock_t ipc_lock; /* lock for IPC users */
360 spinlock_t hw_lock; /* lock for HW IO access */
361
362 /*
363 * ASoC components. plat_drv fields are set dynamically so
364 * can't use const
365 */
366 struct snd_soc_component_driver plat_drv;
367
368 /* DSP firmware boot */
369 wait_queue_head_t boot_wait;
370 u32 boot_complete;
371 u32 first_boot;
372
373 /* work queue in case the probe is implemented in two steps */
374 struct work_struct probe_work;
375
376 /* DSP HW differentiation */
377 struct snd_sof_pdata *pdata;
378
379 /* IPC */
380 struct snd_sof_ipc *ipc;
381 struct snd_sof_mailbox dsp_box; /* DSP initiated IPC */
382 struct snd_sof_mailbox host_box; /* Host initiated IPC */
383 struct snd_sof_mailbox stream_box; /* Stream position update */
384 struct snd_sof_ipc_msg *msg;
385 int ipc_irq;
386 u32 next_comp_id; /* monotonic - reset during S3 */
387
388 /* memory bases for mmaped DSPs - set by dsp_init() */
389 void __iomem *bar[SND_SOF_BARS]; /* DSP base address */
390 int mmio_bar;
391 int mailbox_bar;
392 size_t dsp_oops_offset;
393
394 /* debug */
395 struct dentry *debugfs_root;
396 struct list_head dfsentry_list;
397
398 /* firmware loader */
399 struct snd_dma_buffer dmab;
400 struct snd_dma_buffer dmab_bdl;
401 struct sof_ipc_fw_ready fw_ready;
402 struct sof_ipc_fw_version fw_version;
403
404 /* topology */
405 struct snd_soc_tplg_ops *tplg_ops;
406 struct list_head pcm_list;
407 struct list_head kcontrol_list;
408 struct list_head widget_list;
409 struct list_head dai_list;
410 struct list_head route_list;
411 struct snd_soc_component *component;
412 u32 enabled_cores_mask; /* keep track of enabled cores */
413
414 /* FW configuration */
415 struct sof_ipc_dma_buffer_data *info_buffer;
416 struct sof_ipc_window *info_window;
417
418 /* IPC timeouts in ms */
419 int ipc_timeout;
420 int boot_timeout;
421
422 /* Wait queue for code loading */
423 wait_queue_head_t waitq;
424 int code_loading;
425
426 /* DMA for Trace */
427 struct snd_dma_buffer dmatb;
428 struct snd_dma_buffer dmatp;
429 int dma_trace_pages;
430 wait_queue_head_t trace_sleep;
431 u32 host_offset;
432 u32 dtrace_is_enabled;
433 u32 dtrace_error;
434 u32 dtrace_draining;
435
436 u32 msi_enabled;
437
438 void *private; /* core does not touch this */
439};
440
441/*
442 * Device Level.
443 */
444
445int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data);
446int snd_sof_device_remove(struct device *dev);
447
448int snd_sof_runtime_suspend(struct device *dev);
449int snd_sof_runtime_resume(struct device *dev);
450int snd_sof_runtime_idle(struct device *dev);
451int snd_sof_resume(struct device *dev);
452int snd_sof_suspend(struct device *dev);
453
454void snd_sof_new_platform_drv(struct snd_sof_dev *sdev);
455
456int snd_sof_create_page_table(struct snd_sof_dev *sdev,
457 struct snd_dma_buffer *dmab,
458 unsigned char *page_table, size_t size);
459
460/*
461 * Firmware loading.
462 */
463int snd_sof_load_firmware(struct snd_sof_dev *sdev);
464int snd_sof_load_firmware_raw(struct snd_sof_dev *sdev);
465int snd_sof_load_firmware_memcpy(struct snd_sof_dev *sdev);
466int snd_sof_run_firmware(struct snd_sof_dev *sdev);
467int snd_sof_parse_module_memcpy(struct snd_sof_dev *sdev,
468 struct snd_sof_mod_hdr *module);
469void snd_sof_fw_unload(struct snd_sof_dev *sdev);
470int snd_sof_fw_parse_ext_data(struct snd_sof_dev *sdev, u32 bar, u32 offset);
471
472/*
473 * IPC low level APIs.
474 */
475struct snd_sof_ipc *snd_sof_ipc_init(struct snd_sof_dev *sdev);
476void snd_sof_ipc_free(struct snd_sof_dev *sdev);
477int snd_sof_ipc_reply(struct snd_sof_dev *sdev, u32 msg_id);
478void snd_sof_ipc_msgs_rx(struct snd_sof_dev *sdev);
479int snd_sof_ipc_stream_pcm_params(struct snd_sof_dev *sdev,
480 struct sof_ipc_pcm_params *params);
481int snd_sof_dsp_mailbox_init(struct snd_sof_dev *sdev, u32 dspbox,
482 size_t dspbox_size, u32 hostbox,
483 size_t hostbox_size);
484int snd_sof_ipc_valid(struct snd_sof_dev *sdev);
485int sof_ipc_tx_message(struct snd_sof_ipc *ipc, u32 header,
486 void *msg_data, size_t msg_bytes, void *reply_data,
487 size_t reply_bytes);
488struct snd_sof_widget *snd_sof_find_swidget(struct snd_sof_dev *sdev,
489 const char *name);
490struct snd_sof_widget *snd_sof_find_swidget_sname(struct snd_sof_dev *sdev,
491 const char *pcm_name,
492 int dir);
493struct snd_sof_dai *snd_sof_find_dai(struct snd_sof_dev *sdev,
494 const char *name);
495
496static inline
497struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_sof_dev *sdev,
498 struct snd_soc_pcm_runtime *rtd)
499{
500 struct snd_sof_pcm *spcm = NULL;
501
502 list_for_each_entry(spcm, &sdev->pcm_list, list) {
503 if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id)
504 return spcm;
505 }
506
507 return NULL;
508}
509
510struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_sof_dev *sdev,
511 const char *name);
512struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_sof_dev *sdev,
513 unsigned int comp_id,
514 int *direction);
515struct snd_sof_pcm *snd_sof_find_spcm_pcm_id(struct snd_sof_dev *sdev,
516 unsigned int pcm_id);
517void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream);
518
519/*
520 * Stream IPC
521 */
522int snd_sof_ipc_stream_posn(struct snd_sof_dev *sdev,
523 struct snd_sof_pcm *spcm, int direction,
524 struct sof_ipc_stream_posn *posn);
525
526/*
527 * Mixer IPC
528 */
529int snd_sof_ipc_set_get_comp_data(struct snd_sof_ipc *ipc,
530 struct snd_sof_control *scontrol, u32 ipc_cmd,
531 enum sof_ipc_ctrl_type ctrl_type,
532 enum sof_ipc_ctrl_cmd ctrl_cmd,
533 bool send);
534
535/*
536 * Topology.
537 * There is no snd_sof_free_topology since topology components will
538 * be freed by snd_soc_unregister_component,
539 */
540int snd_sof_init_topology(struct snd_sof_dev *sdev,
541 struct snd_soc_tplg_ops *ops);
542int snd_sof_load_topology(struct snd_sof_dev *sdev, const char *file);
543int snd_sof_complete_pipeline(struct snd_sof_dev *sdev,
544 struct snd_sof_widget *swidget);
545
546int sof_load_pipeline_ipc(struct snd_sof_dev *sdev,
547 struct sof_ipc_pipe_new *pipeline,
548 struct sof_ipc_comp_reply *r);
549
550/*
551 * Trace/debug
552 */
553int snd_sof_init_trace(struct snd_sof_dev *sdev);
554void snd_sof_release_trace(struct snd_sof_dev *sdev);
555void snd_sof_free_trace(struct snd_sof_dev *sdev);
556int snd_sof_dbg_init(struct snd_sof_dev *sdev);
557void snd_sof_free_debug(struct snd_sof_dev *sdev);
558int snd_sof_debugfs_io_item(struct snd_sof_dev *sdev,
559 void __iomem *base, size_t size,
560 const char *name,
561 enum sof_debugfs_access_type access_type);
562int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev,
563 void *base, size_t size,
564 const char *name, mode_t mode);
565int snd_sof_trace_update_pos(struct snd_sof_dev *sdev,
566 struct sof_ipc_dma_trace_posn *posn);
567void snd_sof_trace_notify_for_error(struct snd_sof_dev *sdev);
568void snd_sof_get_status(struct snd_sof_dev *sdev, u32 panic_code,
569 u32 tracep_code, void *oops,
570 struct sof_ipc_panic_info *panic_info,
571 void *stack, size_t stack_words);
572int snd_sof_init_trace_ipc(struct snd_sof_dev *sdev);
573
574/*
575 * Platform specific ops.
576 */
577extern struct snd_compr_ops sof_compressed_ops;
578
579/*
580 * Kcontrols.
581 */
582
583int snd_sof_volume_get(struct snd_kcontrol *kcontrol,
584 struct snd_ctl_elem_value *ucontrol);
585int snd_sof_volume_put(struct snd_kcontrol *kcontrol,
586 struct snd_ctl_elem_value *ucontrol);
587int snd_sof_switch_get(struct snd_kcontrol *kcontrol,
588 struct snd_ctl_elem_value *ucontrol);
589int snd_sof_switch_put(struct snd_kcontrol *kcontrol,
590 struct snd_ctl_elem_value *ucontrol);
591int snd_sof_enum_get(struct snd_kcontrol *kcontrol,
592 struct snd_ctl_elem_value *ucontrol);
593int snd_sof_enum_put(struct snd_kcontrol *kcontrol,
594 struct snd_ctl_elem_value *ucontrol);
595int snd_sof_bytes_get(struct snd_kcontrol *kcontrol,
596 struct snd_ctl_elem_value *ucontrol);
597int snd_sof_bytes_put(struct snd_kcontrol *kcontrol,
598 struct snd_ctl_elem_value *ucontrol);
599int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol,
600 const unsigned int __user *binary_data,
601 unsigned int size);
602int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol,
603 unsigned int __user *binary_data,
604 unsigned int size);
605
606/*
607 * DSP Architectures.
608 */
609static inline void sof_stack(struct snd_sof_dev *sdev, void *oops, u32 *stack,
610 u32 stack_words)
611{
612 if (sof_arch_ops(sdev)->dsp_stack)
613 sof_arch_ops(sdev)->dsp_stack(sdev, oops, stack, stack_words);
614}
615
616static inline void sof_oops(struct snd_sof_dev *sdev, void *oops)
617{
618 if (sof_arch_ops(sdev)->dsp_oops)
619 sof_arch_ops(sdev)->dsp_oops(sdev, oops);
620}
621
622extern const struct sof_arch_ops sof_xtensa_arch_ops;
623
624/*
625 * Utilities
626 */
627void sof_io_write(struct snd_sof_dev *sdev, void __iomem *addr, u32 value);
628void sof_io_write64(struct snd_sof_dev *sdev, void __iomem *addr, u64 value);
629u32 sof_io_read(struct snd_sof_dev *sdev, void __iomem *addr);
630u64 sof_io_read64(struct snd_sof_dev *sdev, void __iomem *addr);
631void sof_mailbox_write(struct snd_sof_dev *sdev, u32 offset,
632 void *message, size_t bytes);
633void sof_mailbox_read(struct snd_sof_dev *sdev, u32 offset,
634 void *message, size_t bytes);
635void sof_block_write(struct snd_sof_dev *sdev, u32 bar, u32 offset, void *src,
636 size_t size);
637void sof_block_read(struct snd_sof_dev *sdev, u32 bar, u32 offset, void *dest,
638 size_t size);
639
640void intel_ipc_msg_data(struct snd_sof_dev *sdev,
641 struct snd_pcm_substream *substream,
642 void *p, size_t sz);
643int intel_ipc_pcm_params(struct snd_sof_dev *sdev,
644 struct snd_pcm_substream *substream,
645 const struct sof_ipc_pcm_params_reply *reply);
646
647int intel_pcm_open(struct snd_sof_dev *sdev,
648 struct snd_pcm_substream *substream);
649int intel_pcm_close(struct snd_sof_dev *sdev,
650 struct snd_pcm_substream *substream);
651
652#endif