xref: /openbmc/linux/sound/soc/sh/rcar/rsnd.h (revision 5ba17b42e1755c3c5cfe96370cfd47f34d01f62c)
1 /*
2  * Renesas R-Car
3  *
4  * Copyright (C) 2013 Renesas Solutions Corp.
5  * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  */
11 #ifndef RSND_H
12 #define RSND_H
13 
14 #include <linux/clk.h>
15 #include <linux/device.h>
16 #include <linux/dma-mapping.h>
17 #include <linux/io.h>
18 #include <linux/list.h>
19 #include <linux/module.h>
20 #include <linux/of_device.h>
21 #include <linux/of_irq.h>
22 #include <linux/sh_dma.h>
23 #include <linux/workqueue.h>
24 #include <sound/soc.h>
25 #include <sound/pcm_params.h>
26 
27 #define RSND_GEN1_SRU	0
28 #define RSND_GEN1_ADG	1
29 #define RSND_GEN1_SSI	2
30 
31 #define RSND_GEN2_SCU	0
32 #define RSND_GEN2_ADG	1
33 #define RSND_GEN2_SSIU	2
34 #define RSND_GEN2_SSI	3
35 
36 #define RSND_BASE_MAX	4
37 
38 /*
39  *	pseudo register
40  *
41  * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
42  * This driver uses pseudo register in order to hide it.
43  * see gen1/gen2 for detail
44  */
45 enum rsnd_reg {
46 	/* SCU (SRC/SSIU/MIX/CTU/DVC) */
47 	RSND_REG_SSI_MODE,		/* Gen2 only */
48 	RSND_REG_SSI_MODE0,
49 	RSND_REG_SSI_MODE1,
50 	RSND_REG_SSI_MODE2,
51 	RSND_REG_SSI_CONTROL,
52 	RSND_REG_SSI_CTRL,		/* Gen2 only */
53 	RSND_REG_SSI_BUSIF_MODE,	/* Gen2 only */
54 	RSND_REG_SSI_BUSIF_ADINR,	/* Gen2 only */
55 	RSND_REG_SSI_BUSIF_DALIGN,	/* Gen2 only */
56 	RSND_REG_SSI_INT_ENABLE,	/* Gen2 only */
57 	RSND_REG_SRC_I_BUSIF_MODE,
58 	RSND_REG_SRC_O_BUSIF_MODE,
59 	RSND_REG_SRC_ROUTE_MODE0,
60 	RSND_REG_SRC_SWRSR,
61 	RSND_REG_SRC_SRCIR,
62 	RSND_REG_SRC_ADINR,
63 	RSND_REG_SRC_IFSCR,
64 	RSND_REG_SRC_IFSVR,
65 	RSND_REG_SRC_SRCCR,
66 	RSND_REG_SRC_CTRL,		/* Gen2 only */
67 	RSND_REG_SRC_BSDSR,		/* Gen2 only */
68 	RSND_REG_SRC_BSISR,		/* Gen2 only */
69 	RSND_REG_SRC_INT_ENABLE0,	/* Gen2 only */
70 	RSND_REG_SRC_BUSIF_DALIGN,	/* Gen2 only */
71 	RSND_REG_SRCIN_TIMSEL0,		/* Gen2 only */
72 	RSND_REG_SRCIN_TIMSEL1,		/* Gen2 only */
73 	RSND_REG_SRCIN_TIMSEL2,		/* Gen2 only */
74 	RSND_REG_SRCIN_TIMSEL3,		/* Gen2 only */
75 	RSND_REG_SRCIN_TIMSEL4,		/* Gen2 only */
76 	RSND_REG_SRCOUT_TIMSEL0,	/* Gen2 only */
77 	RSND_REG_SRCOUT_TIMSEL1,	/* Gen2 only */
78 	RSND_REG_SRCOUT_TIMSEL2,	/* Gen2 only */
79 	RSND_REG_SRCOUT_TIMSEL3,	/* Gen2 only */
80 	RSND_REG_SRCOUT_TIMSEL4,	/* Gen2 only */
81 	RSND_REG_SCU_SYS_STATUS0,
82 	RSND_REG_SCU_SYS_STATUS1,	/* Gen2 only */
83 	RSND_REG_SCU_SYS_INT_EN0,
84 	RSND_REG_SCU_SYS_INT_EN1,	/* Gen2 only */
85 	RSND_REG_CMD_CTRL,		/* Gen2 only */
86 	RSND_REG_CMD_BUSIF_DALIGN,	/* Gen2 only */
87 	RSND_REG_CMD_ROUTE_SLCT,
88 	RSND_REG_CMDOUT_TIMSEL,		/* Gen2 only */
89 	RSND_REG_CTU_CTUIR,
90 	RSND_REG_CTU_ADINR,
91 	RSND_REG_MIX_SWRSR,
92 	RSND_REG_MIX_MIXIR,
93 	RSND_REG_MIX_ADINR,
94 	RSND_REG_MIX_MIXMR,
95 	RSND_REG_MIX_MVPDR,
96 	RSND_REG_MIX_MDBAR,
97 	RSND_REG_MIX_MDBBR,
98 	RSND_REG_MIX_MDBCR,
99 	RSND_REG_MIX_MDBDR,
100 	RSND_REG_MIX_MDBER,
101 	RSND_REG_DVC_SWRSR,
102 	RSND_REG_DVC_DVUIR,
103 	RSND_REG_DVC_ADINR,
104 	RSND_REG_DVC_DVUCR,
105 	RSND_REG_DVC_ZCMCR,
106 	RSND_REG_DVC_VOL0R,
107 	RSND_REG_DVC_VOL1R,
108 	RSND_REG_DVC_VOL2R,
109 	RSND_REG_DVC_VOL3R,
110 	RSND_REG_DVC_VOL4R,
111 	RSND_REG_DVC_VOL5R,
112 	RSND_REG_DVC_VOL6R,
113 	RSND_REG_DVC_VOL7R,
114 	RSND_REG_DVC_DVUER,
115 	RSND_REG_DVC_VRCTR,		/* Gen2 only */
116 	RSND_REG_DVC_VRPDR,		/* Gen2 only */
117 	RSND_REG_DVC_VRDBR,		/* Gen2 only */
118 
119 	/* ADG */
120 	RSND_REG_BRRA,
121 	RSND_REG_BRRB,
122 	RSND_REG_SSICKR,
123 	RSND_REG_DIV_EN,		/* Gen2 only */
124 	RSND_REG_AUDIO_CLK_SEL0,
125 	RSND_REG_AUDIO_CLK_SEL1,
126 	RSND_REG_AUDIO_CLK_SEL2,	/* Gen2 only */
127 
128 	/* SSI */
129 	RSND_REG_SSICR,
130 	RSND_REG_SSISR,
131 	RSND_REG_SSITDR,
132 	RSND_REG_SSIRDR,
133 	RSND_REG_SSIWSR,
134 
135 	RSND_REG_MAX,
136 };
137 
138 struct rsnd_priv;
139 struct rsnd_mod;
140 struct rsnd_dai;
141 struct rsnd_dai_stream;
142 
143 /*
144  *	R-Car basic functions
145  */
146 #define rsnd_mod_read(m, r) \
147 	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
148 #define rsnd_mod_write(m, r, d) \
149 	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
150 #define rsnd_mod_force_write(m, r, d) \
151 	rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
152 #define rsnd_mod_bset(m, r, s, d) \
153 	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
154 
155 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
156 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
157 		enum rsnd_reg reg, u32 data);
158 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
159 		enum rsnd_reg reg, u32 data);
160 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
161 		    u32 mask, u32 data);
162 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
163 u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
164 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
165 
166 /*
167  *	R-Car DMA
168  */
169 struct rsnd_mod *rsnd_dma_attach(struct rsnd_dai_stream *io,
170 			       struct rsnd_mod *mod, int id);
171 int rsnd_dma_probe(struct rsnd_priv *priv);
172 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
173 					  struct rsnd_mod *mod, char *name);
174 
175 /*
176  *	R-Car sound mod
177  */
178 enum rsnd_mod_type {
179 	RSND_MOD_AUDMAPP,
180 	RSND_MOD_AUDMA,
181 	RSND_MOD_DVC,
182 	RSND_MOD_MIX,
183 	RSND_MOD_CTU,
184 	RSND_MOD_CMD,
185 	RSND_MOD_SRC,
186 	RSND_MOD_SSIM3,		/* SSI multi 3 */
187 	RSND_MOD_SSIM2,		/* SSI multi 2 */
188 	RSND_MOD_SSIM1,		/* SSI multi 1 */
189 	RSND_MOD_SSIP,		/* SSI parent */
190 	RSND_MOD_SSI,
191 	RSND_MOD_SSIU,
192 	RSND_MOD_MAX,
193 };
194 
195 struct rsnd_mod_ops {
196 	char *name;
197 	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
198 				    struct rsnd_mod *mod);
199 	int (*probe)(struct rsnd_mod *mod,
200 		     struct rsnd_dai_stream *io,
201 		     struct rsnd_priv *priv);
202 	int (*remove)(struct rsnd_mod *mod,
203 		      struct rsnd_dai_stream *io,
204 		      struct rsnd_priv *priv);
205 	int (*init)(struct rsnd_mod *mod,
206 		    struct rsnd_dai_stream *io,
207 		    struct rsnd_priv *priv);
208 	int (*quit)(struct rsnd_mod *mod,
209 		    struct rsnd_dai_stream *io,
210 		    struct rsnd_priv *priv);
211 	int (*start)(struct rsnd_mod *mod,
212 		     struct rsnd_dai_stream *io,
213 		     struct rsnd_priv *priv);
214 	int (*stop)(struct rsnd_mod *mod,
215 		    struct rsnd_dai_stream *io,
216 		    struct rsnd_priv *priv);
217 	int (*pcm_new)(struct rsnd_mod *mod,
218 		       struct rsnd_dai_stream *io,
219 		       struct snd_soc_pcm_runtime *rtd);
220 	int (*hw_params)(struct rsnd_mod *mod,
221 			 struct rsnd_dai_stream *io,
222 			 struct snd_pcm_substream *substream,
223 			 struct snd_pcm_hw_params *hw_params);
224 	int (*fallback)(struct rsnd_mod *mod,
225 			struct rsnd_dai_stream *io,
226 			struct rsnd_priv *priv);
227 };
228 
229 struct rsnd_dai_stream;
230 struct rsnd_mod {
231 	int id;
232 	enum rsnd_mod_type type;
233 	struct rsnd_mod_ops *ops;
234 	struct rsnd_priv *priv;
235 	struct clk *clk;
236 	u32 *(*get_status)(struct rsnd_dai_stream *io,
237 			   struct rsnd_mod *mod,
238 			   enum rsnd_mod_type type);
239 	u32 status;
240 };
241 /*
242  * status
243  *
244  * 0xH0000CB0
245  *
246  * B	0: init		1: quit
247  * C	0: start	1: stop
248  *
249  * H is always called (see __rsnd_mod_call)
250  * H	0: probe	1: remove
251  * H	0: pcm_new
252  * H	0: fallback
253  * H	0: hw_params
254  */
255 #define __rsnd_mod_shift_init		4
256 #define __rsnd_mod_shift_quit		4
257 #define __rsnd_mod_shift_start		8
258 #define __rsnd_mod_shift_stop		8
259 #define __rsnd_mod_shift_probe		28 /* always called */
260 #define __rsnd_mod_shift_remove		28 /* always called */
261 #define __rsnd_mod_shift_pcm_new	28 /* always called */
262 #define __rsnd_mod_shift_fallback	28 /* always called */
263 #define __rsnd_mod_shift_hw_params	28 /* always called */
264 
265 #define __rsnd_mod_add_probe		0
266 #define __rsnd_mod_add_remove		0
267 #define __rsnd_mod_add_init		 1
268 #define __rsnd_mod_add_quit		-1
269 #define __rsnd_mod_add_start		 1
270 #define __rsnd_mod_add_stop		-1
271 #define __rsnd_mod_add_pcm_new		0
272 #define __rsnd_mod_add_fallback		0
273 #define __rsnd_mod_add_hw_params	0
274 
275 #define __rsnd_mod_call_probe		0
276 #define __rsnd_mod_call_remove		0
277 #define __rsnd_mod_call_init		0
278 #define __rsnd_mod_call_quit		1
279 #define __rsnd_mod_call_start		0
280 #define __rsnd_mod_call_stop		1
281 #define __rsnd_mod_call_pcm_new		0
282 #define __rsnd_mod_call_fallback	0
283 #define __rsnd_mod_call_hw_params	0
284 
285 #define rsnd_mod_to_priv(mod) ((mod)->priv)
286 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
287 #define rsnd_mod_power_on(mod)	clk_enable((mod)->clk)
288 #define rsnd_mod_power_off(mod)	clk_disable((mod)->clk)
289 #define rsnd_mod_get(ip)	(&(ip)->mod)
290 
291 int rsnd_mod_init(struct rsnd_priv *priv,
292 		  struct rsnd_mod *mod,
293 		  struct rsnd_mod_ops *ops,
294 		  struct clk *clk,
295 		  u32* (*get_status)(struct rsnd_dai_stream *io,
296 				     struct rsnd_mod *mod,
297 				     enum rsnd_mod_type type),
298 		  enum rsnd_mod_type type,
299 		  int id);
300 void rsnd_mod_quit(struct rsnd_mod *mod);
301 char *rsnd_mod_name(struct rsnd_mod *mod);
302 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
303 				  struct rsnd_mod *mod);
304 void rsnd_mod_interrupt(struct rsnd_mod *mod,
305 			void (*callback)(struct rsnd_mod *mod,
306 					 struct rsnd_dai_stream *io));
307 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io,
308 			 struct rsnd_mod *mod,
309 			 enum rsnd_mod_type type);
310 
311 void rsnd_parse_connect_common(struct rsnd_dai *rdai,
312 		struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
313 		struct device_node *node,
314 		struct device_node *playback,
315 		struct device_node *capture);
316 
317 void rsnd_set_slot(struct rsnd_dai *rdai,
318 		   int slots, int slots_total);
319 int rsnd_get_slot(struct rsnd_dai_stream *io);
320 int rsnd_get_slot_width(struct rsnd_dai_stream *io);
321 int rsnd_get_slot_num(struct rsnd_dai_stream *io);
322 
323 /*
324  *	R-Car sound DAI
325  */
326 #define RSND_DAI_NAME_SIZE	16
327 struct rsnd_dai_stream {
328 	char name[RSND_DAI_NAME_SIZE];
329 	struct snd_pcm_substream *substream;
330 	struct rsnd_mod *mod[RSND_MOD_MAX];
331 	struct rsnd_dai_path_info *info; /* rcar_snd.h */
332 	struct rsnd_dai *rdai;
333 	u32 parent_ssi_status;
334 	int byte_pos;
335 	int period_pos;
336 	int byte_per_period;
337 	int next_period_byte;
338 };
339 #define rsnd_io_to_mod(io, i)	((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
340 #define rsnd_io_to_mod_ssi(io)	rsnd_io_to_mod((io), RSND_MOD_SSI)
341 #define rsnd_io_to_mod_ssip(io)	rsnd_io_to_mod((io), RSND_MOD_SSIP)
342 #define rsnd_io_to_mod_src(io)	rsnd_io_to_mod((io), RSND_MOD_SRC)
343 #define rsnd_io_to_mod_ctu(io)	rsnd_io_to_mod((io), RSND_MOD_CTU)
344 #define rsnd_io_to_mod_mix(io)	rsnd_io_to_mod((io), RSND_MOD_MIX)
345 #define rsnd_io_to_mod_dvc(io)	rsnd_io_to_mod((io), RSND_MOD_DVC)
346 #define rsnd_io_to_mod_cmd(io)	rsnd_io_to_mod((io), RSND_MOD_CMD)
347 #define rsnd_io_to_rdai(io)	((io)->rdai)
348 #define rsnd_io_to_priv(io)	(rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
349 #define rsnd_io_is_play(io)	(&rsnd_io_to_rdai(io)->playback == io)
350 #define rsnd_io_to_runtime(io) ((io)->substream ? \
351 				(io)->substream->runtime : NULL)
352 int rsnd_io_is_working(struct rsnd_dai_stream *io);
353 
354 struct rsnd_dai {
355 	char name[RSND_DAI_NAME_SIZE];
356 	struct rsnd_dai_stream playback;
357 	struct rsnd_dai_stream capture;
358 	struct rsnd_priv *priv;
359 
360 	int slots;
361 	int slots_num;
362 
363 	unsigned int clk_master:1;
364 	unsigned int bit_clk_inv:1;
365 	unsigned int frm_clk_inv:1;
366 	unsigned int sys_delay:1;
367 	unsigned int data_alignment:1;
368 };
369 
370 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
371 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
372 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
373 #define for_each_rsnd_dai(rdai, priv, i)		\
374 	for (i = 0;					\
375 	     (i < rsnd_rdai_nr(priv)) &&		\
376 	     ((rdai) = rsnd_rdai_get(priv, i));		\
377 	     i++)
378 
379 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
380 
381 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
382 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
383 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
384 int rsnd_dai_connect(struct rsnd_mod *mod,
385 		     struct rsnd_dai_stream *io,
386 		     enum rsnd_mod_type type);
387 #define rsnd_dai_of_node(priv)						\
388 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
389 
390 /*
391  *	R-Car Gen1/Gen2
392  */
393 int rsnd_gen_probe(struct rsnd_priv *priv);
394 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
395 			       struct rsnd_mod *mod,
396 			       enum rsnd_reg reg);
397 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
398 
399 /*
400  *	R-Car ADG
401  */
402 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
403 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
404 int rsnd_adg_probe(struct rsnd_priv *priv);
405 void rsnd_adg_remove(struct rsnd_priv *priv);
406 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
407 				  struct rsnd_dai_stream *io,
408 				  unsigned int src_rate,
409 				  unsigned int dst_rate);
410 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
411 				     struct rsnd_dai_stream *io);
412 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
413 				 struct rsnd_dai_stream *io);
414 
415 /*
416  *	R-Car sound priv
417  */
418 struct rsnd_priv {
419 
420 	struct platform_device *pdev;
421 	spinlock_t lock;
422 	unsigned long flags;
423 #define RSND_GEN_MASK	(0xF << 0)
424 #define RSND_GEN1	(1 << 0)
425 #define RSND_GEN2	(2 << 0)
426 
427 	/*
428 	 * below value will be filled on rsnd_gen_probe()
429 	 */
430 	void *gen;
431 
432 	/*
433 	 * below value will be filled on rsnd_adg_probe()
434 	 */
435 	void *adg;
436 
437 	/*
438 	 * below value will be filled on rsnd_dma_probe()
439 	 */
440 	void *dma;
441 
442 	/*
443 	 * below value will be filled on rsnd_ssi_probe()
444 	 */
445 	void *ssi;
446 	int ssi_nr;
447 
448 	/*
449 	 * below value will be filled on rsnd_ssiu_probe()
450 	 */
451 	void *ssiu;
452 	int ssiu_nr;
453 
454 	/*
455 	 * below value will be filled on rsnd_src_probe()
456 	 */
457 	void *src;
458 	int src_nr;
459 
460 	/*
461 	 * below value will be filled on rsnd_ctu_probe()
462 	 */
463 	void *ctu;
464 	int ctu_nr;
465 
466 	/*
467 	 * below value will be filled on rsnd_mix_probe()
468 	 */
469 	void *mix;
470 	int mix_nr;
471 
472 	/*
473 	 * below value will be filled on rsnd_dvc_probe()
474 	 */
475 	void *dvc;
476 	int dvc_nr;
477 
478 	/*
479 	 * below value will be filled on rsnd_cmd_probe()
480 	 */
481 	void *cmd;
482 	int cmd_nr;
483 
484 	/*
485 	 * below value will be filled on rsnd_dai_probe()
486 	 */
487 	struct snd_soc_dai_driver *daidrv;
488 	struct rsnd_dai *rdai;
489 	int rdai_nr;
490 };
491 
492 #define rsnd_priv_to_pdev(priv)	((priv)->pdev)
493 #define rsnd_priv_to_dev(priv)	(&(rsnd_priv_to_pdev(priv)->dev))
494 
495 #define rsnd_is_gen1(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
496 #define rsnd_is_gen2(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
497 
498 /*
499  *	rsnd_kctrl
500  */
501 struct rsnd_kctrl_cfg {
502 	unsigned int max;
503 	unsigned int size;
504 	u32 *val;
505 	const char * const *texts;
506 	void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
507 	struct rsnd_dai_stream *io;
508 	struct snd_card *card;
509 	struct snd_kcontrol *kctrl;
510 };
511 
512 #define RSND_DVC_CHANNELS	8
513 struct rsnd_kctrl_cfg_m {
514 	struct rsnd_kctrl_cfg cfg;
515 	u32 val[RSND_DVC_CHANNELS];
516 };
517 
518 struct rsnd_kctrl_cfg_s {
519 	struct rsnd_kctrl_cfg cfg;
520 	u32 val;
521 };
522 
523 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
524 #define rsnd_kctrl_remove(_cfg)	_rsnd_kctrl_remove(&((_cfg).cfg))
525 
526 int rsnd_kctrl_new_m(struct rsnd_mod *mod,
527 		     struct rsnd_dai_stream *io,
528 		     struct snd_soc_pcm_runtime *rtd,
529 		     const unsigned char *name,
530 		     void (*update)(struct rsnd_dai_stream *io,
531 				    struct rsnd_mod *mod),
532 		     struct rsnd_kctrl_cfg_m *_cfg,
533 		     int ch_size,
534 		     u32 max);
535 int rsnd_kctrl_new_s(struct rsnd_mod *mod,
536 		     struct rsnd_dai_stream *io,
537 		     struct snd_soc_pcm_runtime *rtd,
538 		     const unsigned char *name,
539 		     void (*update)(struct rsnd_dai_stream *io,
540 				    struct rsnd_mod *mod),
541 		     struct rsnd_kctrl_cfg_s *_cfg,
542 		     u32 max);
543 int rsnd_kctrl_new_e(struct rsnd_mod *mod,
544 		     struct rsnd_dai_stream *io,
545 		     struct snd_soc_pcm_runtime *rtd,
546 		     const unsigned char *name,
547 		     struct rsnd_kctrl_cfg_s *_cfg,
548 		     void (*update)(struct rsnd_dai_stream *io,
549 				    struct rsnd_mod *mod),
550 		     const char * const *texts,
551 		     u32 max);
552 
553 /*
554  *	R-Car SSI
555  */
556 int rsnd_ssi_probe(struct rsnd_priv *priv);
557 void rsnd_ssi_remove(struct rsnd_priv *priv);
558 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
559 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
560 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
561 u32 rsnd_ssi_multi_slaves(struct rsnd_dai_stream *io);
562 
563 #define rsnd_ssi_is_pin_sharing(io)	\
564 	__rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
565 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
566 
567 #define rsnd_ssi_of_node(priv)						\
568 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
569 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai,
570 			    struct device_node *playback,
571 			    struct device_node *capture);
572 
573 /*
574  *	R-Car SSIU
575  */
576 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
577 		     struct rsnd_mod *mod);
578 int rsnd_ssiu_probe(struct rsnd_priv *priv);
579 void rsnd_ssiu_remove(struct rsnd_priv *priv);
580 
581 /*
582  *	R-Car SRC
583  */
584 int rsnd_src_probe(struct rsnd_priv *priv);
585 void rsnd_src_remove(struct rsnd_priv *priv);
586 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
587 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
588 				   struct rsnd_dai_stream *io,
589 				   struct snd_pcm_runtime *runtime);
590 #define rsnd_src_of_node(priv)						\
591 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
592 #define rsnd_parse_connect_src(rdai, playback, capture)			\
593 	rsnd_parse_connect_common(rdai, rsnd_src_mod_get,		\
594 				  rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
595 						   playback, capture)
596 
597 /*
598  *	R-Car CTU
599  */
600 int rsnd_ctu_probe(struct rsnd_priv *priv);
601 void rsnd_ctu_remove(struct rsnd_priv *priv);
602 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
603 #define rsnd_ctu_of_node(priv)						\
604 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
605 #define rsnd_parse_connect_ctu(rdai, playback, capture)			\
606 	rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get,		\
607 				  rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
608 						   playback, capture)
609 
610 /*
611  *	R-Car MIX
612  */
613 int rsnd_mix_probe(struct rsnd_priv *priv);
614 void rsnd_mix_remove(struct rsnd_priv *priv);
615 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
616 #define rsnd_mix_of_node(priv)						\
617 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
618 #define rsnd_parse_connect_mix(rdai, playback, capture)			\
619 	rsnd_parse_connect_common(rdai, rsnd_mix_mod_get,		\
620 				  rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
621 						   playback, capture)
622 
623 /*
624  *	R-Car DVC
625  */
626 int rsnd_dvc_probe(struct rsnd_priv *priv);
627 void rsnd_dvc_remove(struct rsnd_priv *priv);
628 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
629 #define rsnd_dvc_of_node(priv)						\
630 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
631 #define rsnd_parse_connect_dvc(rdai, playback, capture)			\
632 	rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get,		\
633 				  rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
634 						   playback, capture)
635 
636 /*
637  *	R-Car CMD
638  */
639 int rsnd_cmd_probe(struct rsnd_priv *priv);
640 void rsnd_cmd_remove(struct rsnd_priv *priv);
641 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
642 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
643 
644 #ifdef DEBUG
645 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
646 #define rsnd_mod_confirm_ssi(mssi)	rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
647 #define rsnd_mod_confirm_src(msrc)	rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
648 #define rsnd_mod_confirm_dvc(mdvc)	rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
649 #else
650 #define rsnd_mod_confirm_ssi(mssi)
651 #define rsnd_mod_confirm_src(msrc)
652 #define rsnd_mod_confirm_dvc(mdvc)
653 #endif
654 
655 #endif
656