summaryrefslogtreecommitdiffstats
path: root/sound/soc/sof/ops.h
blob: 824d36fe59fd0d168e01842bbb5445c3f0d2a5a7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
/*
 * This file is provided under a dual BSD/GPLv2 license.  When using or
 * redistributing this file, you may do so under either license.
 *
 * Copyright(c) 2018 Intel Corporation. All rights reserved.
 *
 * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
 */

#ifndef __SOUND_SOC_SOF_IO_H
#define __SOUND_SOC_SOF_IO_H

#include <linux/device.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <sound/pcm.h>
#include "sof-priv.h"

#define sof_ops(sdev) \
	((sdev)->pdata->desc->ops)

/* Mandatory operations are verified during probing */

/* init */
static inline int snd_sof_probe(struct snd_sof_dev *sdev)
{
	return sof_ops(sdev)->probe(sdev);
}

static inline int snd_sof_remove(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->remove)
		return sof_ops(sdev)->remove(sdev);

	return 0;
}

/* control */

/*
 * snd_sof_dsp_run returns the core mask of the cores that are available
 * after successful fw boot
 */
static inline int snd_sof_dsp_run(struct snd_sof_dev *sdev)
{
	return sof_ops(sdev)->run(sdev);
}

static inline int snd_sof_dsp_stall(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->stall)
		return sof_ops(sdev)->stall(sdev);

	return 0;
}

static inline int snd_sof_dsp_reset(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->reset)
		return sof_ops(sdev)->reset(sdev);

	return 0;
}

/* dsp core power up/power down */
static inline int snd_sof_dsp_core_power_up(struct snd_sof_dev *sdev,
					    unsigned int core_mask)
{
	if (sof_ops(sdev)->core_power_up)
		return sof_ops(sdev)->core_power_up(sdev, core_mask);

	return 0;
}

static inline int snd_sof_dsp_core_power_down(struct snd_sof_dev *sdev,
					      unsigned int core_mask)
{
	if (sof_ops(sdev)->core_power_down)
		return sof_ops(sdev)->core_power_down(sdev, core_mask);

	return 0;
}

/* pre/post fw load */
static inline int snd_sof_dsp_pre_fw_run(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->pre_fw_run)
		return sof_ops(sdev)->pre_fw_run(sdev);

	return 0;
}

static inline int snd_sof_dsp_post_fw_run(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->post_fw_run)
		return sof_ops(sdev)->post_fw_run(sdev);

	return 0;
}

/* misc */

/**
 * snd_sof_dsp_get_bar_index - Maps a section type with a BAR index
 *
 * @sdev: sof device
 * @type: section type as described by snd_sof_fw_blk_type
 *
 * Returns the corresponding BAR index (a positive integer) or -EINVAL
 * in case there is no mapping
 */
static inline int snd_sof_dsp_get_bar_index(struct snd_sof_dev *sdev, u32 type)
{
	if (sof_ops(sdev)->get_bar_index)
		return sof_ops(sdev)->get_bar_index(sdev, type);

	return sdev->mmio_bar;
}

static inline int snd_sof_dsp_get_mailbox_offset(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->get_mailbox_offset)
		return sof_ops(sdev)->get_mailbox_offset(sdev);

	dev_err(sdev->dev, "error: %s not defined\n", __func__);
	return -ENOTSUPP;
}

static inline int snd_sof_dsp_get_window_offset(struct snd_sof_dev *sdev,
						u32 id)
{
	if (sof_ops(sdev)->get_window_offset)
		return sof_ops(sdev)->get_window_offset(sdev, id);

	dev_err(sdev->dev, "error: %s not defined\n", __func__);
	return -ENOTSUPP;
}
/* power management */
static inline int snd_sof_dsp_resume(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->resume)
		return sof_ops(sdev)->resume(sdev);

	return 0;
}

static inline int snd_sof_dsp_suspend(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->suspend)
		return sof_ops(sdev)->suspend(sdev);

	return 0;
}

static inline int snd_sof_dsp_runtime_resume(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->runtime_resume)
		return sof_ops(sdev)->runtime_resume(sdev);

	return 0;
}

static inline int snd_sof_dsp_runtime_suspend(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->runtime_suspend)
		return sof_ops(sdev)->runtime_suspend(sdev);

	return 0;
}

static inline int snd_sof_dsp_runtime_idle(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->runtime_idle)
		return sof_ops(sdev)->runtime_idle(sdev);

	return 0;
}

static inline int snd_sof_dsp_hw_params_upon_resume(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->set_hw_params_upon_resume)
		return sof_ops(sdev)->set_hw_params_upon_resume(sdev);
	return 0;
}

static inline int snd_sof_dsp_set_clk(struct snd_sof_dev *sdev, u32 freq)
{
	if (sof_ops(sdev)->set_clk)
		return sof_ops(sdev)->set_clk(sdev, freq);

	return 0;
}

/* debug */
static inline void snd_sof_dsp_dbg_dump(struct snd_sof_dev *sdev, u32 flags)
{
	if (sof_ops(sdev)->dbg_dump)
		return sof_ops(sdev)->dbg_dump(sdev, flags);
}

static inline void snd_sof_ipc_dump(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->ipc_dump)
		return sof_ops(sdev)->ipc_dump(sdev);
}

/* register IO */
static inline void snd_sof_dsp_write(struct snd_sof_dev *sdev, u32 bar,
				     u32 offset, u32 value)
{
	if (sof_ops(sdev)->write) {
		sof_ops(sdev)->write(sdev, sdev->bar[bar] + offset, value);
		return;
	}

	dev_err_ratelimited(sdev->dev, "error: %s not defined\n", __func__);
}

static inline void snd_sof_dsp_write64(struct snd_sof_dev *sdev, u32 bar,
				       u32 offset, u64 value)
{
	if (sof_ops(sdev)->write64) {
		sof_ops(sdev)->write64(sdev, sdev->bar[bar] + offset, value);
		return;
	}

	dev_err_ratelimited(sdev->dev, "error: %s not defined\n", __func__);
}

static inline u32 snd_sof_dsp_read(struct snd_sof_dev *sdev, u32 bar,
				   u32 offset)
{
	if (sof_ops(sdev)->read)
		return sof_ops(sdev)->read(sdev, sdev->bar[bar] + offset);

	dev_err(sdev->dev, "error: %s not defined\n", __func__);
	return -ENOTSUPP;
}

static inline u64 snd_sof_dsp_read64(struct snd_sof_dev *sdev, u32 bar,
				     u32 offset)
{
	if (sof_ops(sdev)->read64)
		return sof_ops(sdev)->read64(sdev, sdev->bar[bar] + offset);

	dev_err(sdev->dev, "error: %s not defined\n", __func__);
	return -ENOTSUPP;
}

/* block IO */
static inline void snd_sof_dsp_block_read(struct snd_sof_dev *sdev, u32 bar,
					  u32 offset, void *dest, size_t bytes)
{
	sof_ops(sdev)->block_read(sdev, bar, offset, dest, bytes);
}

static inline void snd_sof_dsp_block_write(struct snd_sof_dev *sdev, u32 bar,
					   u32 offset, void *src, size_t bytes)
{
	sof_ops(sdev)->block_write(sdev, bar, offset, src, bytes);
}

/* ipc */
static inline int snd_sof_dsp_send_msg(struct snd_sof_dev *sdev,
				       struct snd_sof_ipc_msg *msg)
{
	return sof_ops(sdev)->send_msg(sdev, msg);
}

/* host DMA trace */
static inline int snd_sof_dma_trace_init(struct snd_sof_dev *sdev,
					 u32 *stream_tag)
{
	if (sof_ops(sdev)->trace_init)
		return sof_ops(sdev)->trace_init(sdev, stream_tag);

	return 0;
}

static inline int snd_sof_dma_trace_release(struct snd_sof_dev *sdev)
{
	if (sof_ops(sdev)->trace_release)
		return sof_ops(sdev)->trace_release(sdev);

	return 0;
}

static inline int snd_sof_dma_trace_trigger(struct snd_sof_dev *sdev, int cmd)
{
	if (sof_ops(sdev)->trace_trigger)
		return sof_ops(sdev)->trace_trigger(sdev, cmd);

	return 0;
}

/* host PCM ops */
static inline int
snd_sof_pcm_platform_open(struct snd_sof_dev *sdev,
			  struct snd_pcm_substream *substream)
{
	if (sof_ops(sdev) && sof_ops(sdev)->pcm_open)
		return sof_ops(sdev)->pcm_open(sdev, substream);

	return 0;
}

/* disconnect pcm substream to a host stream */
static inline int
snd_sof_pcm_platform_close(struct snd_sof_dev *sdev,
			   struct snd_pcm_substream *substream)
{
	if (sof_ops(sdev) && sof_ops(sdev)->pcm_close)
		return sof_ops(sdev)->pcm_close(sdev, substream);

	return 0;
}

/* host stream hw params */
static inline int
snd_sof_pcm_platform_hw_params(struct snd_sof_dev *sdev,
			       struct snd_pcm_substream *substream,
			       struct snd_pcm_hw_params *params,
			       struct sof_ipc_stream_params *ipc_params)
{
	if (sof_ops(sdev) && sof_ops(sdev)->pcm_hw_params)
		return sof_ops(sdev)->pcm_hw_params(sdev, substream,
						    params, ipc_params);

	return 0;
}

/* host stream hw free */
static inline int
snd_sof_pcm_platform_hw_free(struct snd_sof_dev *sdev,
			     struct snd_pcm_substream *substream)
{
	if (sof_ops(sdev) && sof_ops(sdev)->pcm_hw_free)
		return sof_ops(sdev)->pcm_hw_free(sdev, substream);

	return 0;
}

/* host stream trigger */
static inline int
snd_sof_pcm_platform_trigger(struct snd_sof_dev *sdev,
			     struct snd_pcm_substream *substream, int cmd)
{
	if (sof_ops(sdev) && sof_ops(sdev)->pcm_trigger)
		return sof_ops(sdev)->pcm_trigger(sdev, substream, cmd);

	return 0;
}

/* host DSP message data */
static inline void snd_sof_ipc_msg_data(struct snd_sof_dev *sdev,
					struct snd_pcm_substream *substream,
					void *p, size_t sz)
{
	sof_ops(sdev)->ipc_msg_data(sdev, substream, p, sz);
}

/* host configure DSP HW parameters */
static inline int
snd_sof_ipc_pcm_params(struct snd_sof_dev *sdev,
		       struct snd_pcm_substream *substream,
		       const struct sof_ipc_pcm_params_reply *reply)
{
	return sof_ops(sdev)->ipc_pcm_params(sdev, substream, reply);
}

/* host stream pointer */
static inline snd_pcm_uframes_t
snd_sof_pcm_platform_pointer(struct snd_sof_dev *sdev,
			     struct snd_pcm_substream *substream)
{
	if (sof_ops(sdev) && sof_ops(sdev)->pcm_pointer)
		return sof_ops(sdev)->pcm_pointer(sdev, substream);

	return 0;
}

static inline const struct snd_sof_dsp_ops
*sof_get_ops(const struct sof_dev_desc *d,
	     const struct sof_ops_table mach_ops[], int asize)
{
	int i;

	for (i = 0; i < asize; i++) {
		if (d == mach_ops[i].desc)
			return mach_ops[i].ops;
	}

	/* not found */
	return NULL;
}

/**
 * snd_sof_dsp_register_poll_timeout - Periodically poll an address
 * until a condition is met or a timeout occurs
 * @op: accessor function (takes @addr as its only argument)
 * @addr: Address to poll
 * @val: Variable to read the value into
 * @cond: Break condition (usually involving @val)
 * @sleep_us: Maximum time to sleep between reads in us (0
 *            tight-loops).  Should be less than ~20ms since usleep_range
 *            is used (see Documentation/timers/timers-howto.rst).
 * @timeout_us: Timeout in us, 0 means never timeout
 *
 * Returns 0 on success and -ETIMEDOUT upon a timeout. In either
 * case, the last read value at @addr is stored in @val. Must not
 * be called from atomic context if sleep_us or timeout_us are used.
 *
 * This is modelled after the readx_poll_timeout macros in linux/iopoll.h.
 */
#define snd_sof_dsp_read_poll_timeout(sdev, bar, offset, val, cond, sleep_us, timeout_us) \
({ \
	u64 __timeout_us = (timeout_us); \
	unsigned long __sleep_us = (sleep_us); \
	ktime_t __timeout = ktime_add_us(ktime_get(), __timeout_us); \
	might_sleep_if((__sleep_us) != 0); \
	for (;;) {							\
		(val) = snd_sof_dsp_read(sdev, bar, offset);		\
		if (cond) { \
			dev_dbg(sdev->dev, \
				"FW Poll Status: reg=%#x successful\n", (val)); \
			break; \
		} \
		if (__timeout_us && \
		    ktime_compare(ktime_get(), __timeout) > 0) { \
			(val) = snd_sof_dsp_read(sdev, bar, offset); \
			dev_dbg(sdev->dev, \
				"FW Poll Status: reg=%#x timedout\n", (val)); \
			break; \
		} \
		if (__sleep_us) \
			usleep_range((__sleep_us >> 2) + 1, __sleep_us); \
	} \
	(cond) ? 0 : -ETIMEDOUT; \
})

/* This is for registers bits with attribute RWC */
bool snd_sof_pci_update_bits(struct snd_sof_dev *sdev, u32 offset,
			     u32 mask, u32 value);

bool snd_sof_dsp_update_bits_unlocked(struct snd_sof_dev *sdev, u32 bar,
				      u32 offset, u32 mask, u32 value);

bool snd_sof_dsp_update_bits64_unlocked(struct snd_sof_dev *sdev, u32 bar,
					u32 offset, u64 mask, u64 value);

bool snd_sof_dsp_update_bits(struct snd_sof_dev *sdev, u32 bar, u32 offset,
			     u32 mask, u32 value);

bool snd_sof_dsp_update_bits64(struct snd_sof_dev *sdev, u32 bar,
			       u32 offset, u64 mask, u64 value);

void snd_sof_dsp_update_bits_forced(struct snd_sof_dev *sdev, u32 bar,
				    u32 offset, u32 mask, u32 value);

int snd_sof_dsp_register_poll(struct snd_sof_dev *sdev, u32 bar, u32 offset,
			      u32 mask, u32 target, u32 timeout_ms,
			      u32 interval_us);

void snd_sof_dsp_panic(struct snd_sof_dev *sdev, u32 offset);
#endif