rsnd.h 17.7 KB
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645
/*
 * Renesas R-Car
 *
 * Copyright (C) 2013 Renesas Solutions Corp.
 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef RSND_H
#define RSND_H

#include <linux/clk.h>
#include <linux/device.h>
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/of_irq.h>
#include <linux/sh_dma.h>
#include <linux/workqueue.h>
#include <sound/soc.h>
#include <sound/pcm_params.h>

#include "rcar_snd.h"

/*
 *	pseudo register
 *
 * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
 * This driver uses pseudo register in order to hide it.
 * see gen1/gen2 for detail
 */
enum rsnd_reg {
	/* SRU/SCU/SSIU */
	RSND_REG_SSI_MODE0,
	RSND_REG_SSI_MODE1,
	RSND_REG_SRC_BUSIF_MODE,
	RSND_REG_SRC_ROUTE_MODE0,
	RSND_REG_SRC_SWRSR,
	RSND_REG_SRC_SRCIR,
	RSND_REG_SRC_ADINR,
	RSND_REG_SRC_IFSCR,
	RSND_REG_SRC_IFSVR,
	RSND_REG_SRC_SRCCR,
	RSND_REG_SCU_SYS_STATUS0,
	RSND_REG_SCU_SYS_INT_EN0,
	RSND_REG_CMD_ROUTE_SLCT,
	RSND_REG_CTU_CTUIR,
	RSND_REG_CTU_ADINR,
	RSND_REG_MIX_SWRSR,
	RSND_REG_MIX_MIXIR,
	RSND_REG_MIX_ADINR,
	RSND_REG_MIX_MIXMR,
	RSND_REG_MIX_MVPDR,
	RSND_REG_MIX_MDBAR,
	RSND_REG_MIX_MDBBR,
	RSND_REG_MIX_MDBCR,
	RSND_REG_MIX_MDBDR,
	RSND_REG_MIX_MDBER,
	RSND_REG_DVC_SWRSR,
	RSND_REG_DVC_DVUIR,
	RSND_REG_DVC_ADINR,
	RSND_REG_DVC_DVUCR,
	RSND_REG_DVC_ZCMCR,
	RSND_REG_DVC_VOL0R,
	RSND_REG_DVC_VOL1R,
	RSND_REG_DVC_DVUER,

	/* ADG */
	RSND_REG_BRRA,
	RSND_REG_BRRB,
	RSND_REG_SSICKR,
	RSND_REG_AUDIO_CLK_SEL0,
	RSND_REG_AUDIO_CLK_SEL1,

	/* SSI */
	RSND_REG_SSICR,
	RSND_REG_SSISR,
	RSND_REG_SSITDR,
	RSND_REG_SSIRDR,
	RSND_REG_SSIWSR,

	/* SHARE see below */
	RSND_REG_SHARE01,
	RSND_REG_SHARE02,
	RSND_REG_SHARE03,
	RSND_REG_SHARE04,
	RSND_REG_SHARE05,
	RSND_REG_SHARE06,
	RSND_REG_SHARE07,
	RSND_REG_SHARE08,
	RSND_REG_SHARE09,
	RSND_REG_SHARE10,
	RSND_REG_SHARE11,
	RSND_REG_SHARE12,
	RSND_REG_SHARE13,
	RSND_REG_SHARE14,
	RSND_REG_SHARE15,
	RSND_REG_SHARE16,
	RSND_REG_SHARE17,
	RSND_REG_SHARE18,
	RSND_REG_SHARE19,
	RSND_REG_SHARE20,
	RSND_REG_SHARE21,
	RSND_REG_SHARE22,
	RSND_REG_SHARE23,
	RSND_REG_SHARE24,
	RSND_REG_SHARE25,
	RSND_REG_SHARE26,
	RSND_REG_SHARE27,
	RSND_REG_SHARE28,
	RSND_REG_SHARE29,

	RSND_REG_MAX,
};

/* Gen1 only */
#define RSND_REG_SRC_ROUTE_SEL		RSND_REG_SHARE01
#define RSND_REG_SRC_TMG_SEL0		RSND_REG_SHARE02
#define RSND_REG_SRC_TMG_SEL1		RSND_REG_SHARE03
#define RSND_REG_SRC_TMG_SEL2		RSND_REG_SHARE04
#define RSND_REG_SRC_ROUTE_CTRL		RSND_REG_SHARE05
#define RSND_REG_SRC_MNFSR		RSND_REG_SHARE06
#define RSND_REG_AUDIO_CLK_SEL3		RSND_REG_SHARE07
#define RSND_REG_AUDIO_CLK_SEL4		RSND_REG_SHARE08
#define RSND_REG_AUDIO_CLK_SEL5		RSND_REG_SHARE09

/* Gen2 only */
#define RSND_REG_SRC_CTRL		RSND_REG_SHARE01
#define RSND_REG_SSI_CTRL		RSND_REG_SHARE02
#define RSND_REG_SSI_BUSIF_MODE		RSND_REG_SHARE03
#define RSND_REG_SSI_BUSIF_ADINR	RSND_REG_SHARE04
#define RSND_REG_SSI_INT_ENABLE		RSND_REG_SHARE05
#define RSND_REG_SRC_BSDSR		RSND_REG_SHARE06
#define RSND_REG_SRC_BSISR		RSND_REG_SHARE07
#define RSND_REG_DIV_EN			RSND_REG_SHARE08
#define RSND_REG_SRCIN_TIMSEL0		RSND_REG_SHARE09
#define RSND_REG_SRCIN_TIMSEL1		RSND_REG_SHARE10
#define RSND_REG_SRCIN_TIMSEL2		RSND_REG_SHARE11
#define RSND_REG_SRCIN_TIMSEL3		RSND_REG_SHARE12
#define RSND_REG_SRCIN_TIMSEL4		RSND_REG_SHARE13
#define RSND_REG_SRCOUT_TIMSEL0		RSND_REG_SHARE14
#define RSND_REG_SRCOUT_TIMSEL1		RSND_REG_SHARE15
#define RSND_REG_SRCOUT_TIMSEL2		RSND_REG_SHARE16
#define RSND_REG_SRCOUT_TIMSEL3		RSND_REG_SHARE17
#define RSND_REG_SRCOUT_TIMSEL4		RSND_REG_SHARE18
#define RSND_REG_AUDIO_CLK_SEL2		RSND_REG_SHARE19
#define RSND_REG_CMD_CTRL		RSND_REG_SHARE20
#define RSND_REG_CMDOUT_TIMSEL		RSND_REG_SHARE21
#define RSND_REG_SSI_BUSIF_DALIGN	RSND_REG_SHARE22
#define RSND_REG_DVC_VRCTR		RSND_REG_SHARE23
#define RSND_REG_DVC_VRPDR		RSND_REG_SHARE24
#define RSND_REG_DVC_VRDBR		RSND_REG_SHARE25
#define RSND_REG_SCU_SYS_STATUS1	RSND_REG_SHARE26
#define RSND_REG_SCU_SYS_INT_EN1	RSND_REG_SHARE27
#define RSND_REG_SRC_INT_ENABLE0	RSND_REG_SHARE28
#define RSND_REG_SRC_BUSIF_DALIGN	RSND_REG_SHARE29

struct rsnd_of_data;
struct rsnd_priv;
struct rsnd_mod;
struct rsnd_dai;
struct rsnd_dai_stream;

/*
 *	R-Car basic functions
 */
#define rsnd_mod_read(m, r) \
	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
#define rsnd_mod_write(m, r, d) \
	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
#define rsnd_mod_force_write(m, r, d) \
	rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
#define rsnd_mod_bset(m, r, s, d) \
	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)

u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
		enum rsnd_reg reg, u32 data);
void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
		enum rsnd_reg reg, u32 data);
void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
		    u32 mask, u32 data);
u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
void rsnd_path_parse(struct rsnd_priv *priv,
		     struct rsnd_dai_stream *io);

/*
 *	R-Car DMA
 */
struct rsnd_dma;

struct rsnd_dmaen {
	struct dma_chan		*chan;
};

struct rsnd_dmapp {
	int			dmapp_id;
	u32			chcr;
};

struct rsnd_dma {
	struct rsnd_dma_ops	*ops;
	dma_addr_t		src_addr;
	dma_addr_t		dst_addr;
	union {
		struct rsnd_dmaen en;
		struct rsnd_dmapp pp;
	} dma;
};
#define rsnd_dma_to_dmaen(dma)	(&(dma)->dma.en)
#define rsnd_dma_to_dmapp(dma)	(&(dma)->dma.pp)
#define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)

void rsnd_dma_start(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
void rsnd_dma_stop(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
int rsnd_dma_init(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id);
void rsnd_dma_quit(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
int rsnd_dma_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
					  struct rsnd_mod *mod, char *name);

/*
 *	R-Car sound mod
 */
enum rsnd_mod_type {
	RSND_MOD_DVC = 0,
	RSND_MOD_MIX,
	RSND_MOD_CTU,
	RSND_MOD_SRC,
	RSND_MOD_SSI,
	RSND_MOD_MAX,
};

struct rsnd_mod_ops {
	char *name;
	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
				    struct rsnd_mod *mod);
	int (*probe)(struct rsnd_mod *mod,
		     struct rsnd_dai_stream *io,
		     struct rsnd_priv *priv);
	int (*remove)(struct rsnd_mod *mod,
		      struct rsnd_dai_stream *io,
		      struct rsnd_priv *priv);
	int (*init)(struct rsnd_mod *mod,
		    struct rsnd_dai_stream *io,
		    struct rsnd_priv *priv);
	int (*quit)(struct rsnd_mod *mod,
		    struct rsnd_dai_stream *io,
		    struct rsnd_priv *priv);
	int (*start)(struct rsnd_mod *mod,
		     struct rsnd_dai_stream *io,
		     struct rsnd_priv *priv);
	int (*stop)(struct rsnd_mod *mod,
		    struct rsnd_dai_stream *io,
		    struct rsnd_priv *priv);
	int (*pcm_new)(struct rsnd_mod *mod,
		       struct rsnd_dai_stream *io,
		       struct snd_soc_pcm_runtime *rtd);
	int (*hw_params)(struct rsnd_mod *mod,
			 struct rsnd_dai_stream *io,
			 struct snd_pcm_substream *substream,
			 struct snd_pcm_hw_params *hw_params);
	int (*fallback)(struct rsnd_mod *mod,
			struct rsnd_dai_stream *io,
			struct rsnd_priv *priv);
};

struct rsnd_dai_stream;
struct rsnd_mod {
	int id;
	enum rsnd_mod_type type;
	struct rsnd_mod_ops *ops;
	struct rsnd_dma dma;
	struct rsnd_priv *priv;
	struct clk *clk;
	u32 status;
};
/*
 * status
 *
 * 0xH0000CBA
 *
 * A	0: probe	1: remove
 * B	0: init		1: quit
 * C	0: start	1: stop
 *
 * H is always called (see __rsnd_mod_call)
 * H	0: pcm_new
 * H	0: fallback
 * H	0: hw_params
 */
#define __rsnd_mod_shift_probe		0
#define __rsnd_mod_shift_remove		0
#define __rsnd_mod_shift_init		4
#define __rsnd_mod_shift_quit		4
#define __rsnd_mod_shift_start		8
#define __rsnd_mod_shift_stop		8
#define __rsnd_mod_shift_pcm_new	28 /* always called */
#define __rsnd_mod_shift_fallback	28 /* always called */
#define __rsnd_mod_shift_hw_params	28 /* always called */

#define __rsnd_mod_add_probe		 1
#define __rsnd_mod_add_remove		-1
#define __rsnd_mod_add_init		 1
#define __rsnd_mod_add_quit		-1
#define __rsnd_mod_add_start		 1
#define __rsnd_mod_add_stop		-1
#define __rsnd_mod_add_pcm_new		0
#define __rsnd_mod_add_fallback		0
#define __rsnd_mod_add_hw_params	0

#define __rsnd_mod_call_probe		0
#define __rsnd_mod_call_remove		1
#define __rsnd_mod_call_init		0
#define __rsnd_mod_call_quit		1
#define __rsnd_mod_call_start		0
#define __rsnd_mod_call_stop		1
#define __rsnd_mod_call_pcm_new		0
#define __rsnd_mod_call_fallback	0
#define __rsnd_mod_call_hw_params	0

#define rsnd_mod_to_priv(mod) ((mod)->priv)
#define rsnd_mod_to_dma(mod) (&(mod)->dma)
#define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
#define rsnd_mod_power_on(mod)	clk_enable((mod)->clk)
#define rsnd_mod_power_off(mod)	clk_disable((mod)->clk)
#define rsnd_mod_get(ip)	(&(ip)->mod)

int rsnd_mod_init(struct rsnd_priv *priv,
		  struct rsnd_mod *mod,
		   struct rsnd_mod_ops *ops,
		   struct clk *clk,
		   enum rsnd_mod_type type,
		   int id);
void rsnd_mod_quit(struct rsnd_mod *mod);
char *rsnd_mod_name(struct rsnd_mod *mod);
struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
				  struct rsnd_mod *mod);
void rsnd_mod_interrupt(struct rsnd_mod *mod,
			void (*callback)(struct rsnd_mod *mod,
					 struct rsnd_dai_stream *io));

/*
 *	R-Car sound DAI
 */
#define RSND_DAI_NAME_SIZE	16
struct rsnd_dai_stream {
	char name[RSND_DAI_NAME_SIZE];
	struct snd_pcm_substream *substream;
	struct rsnd_mod *mod[RSND_MOD_MAX];
	struct rsnd_dai_path_info *info; /* rcar_snd.h */
	struct rsnd_dai *rdai;
	int byte_pos;
	int period_pos;
	int byte_per_period;
	int next_period_byte;
};
#define rsnd_io_to_mod(io, i)	((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
#define rsnd_io_to_mod_ssi(io)	rsnd_io_to_mod((io), RSND_MOD_SSI)
#define rsnd_io_to_mod_src(io)	rsnd_io_to_mod((io), RSND_MOD_SRC)
#define rsnd_io_to_mod_ctu(io)	rsnd_io_to_mod((io), RSND_MOD_CTU)
#define rsnd_io_to_mod_mix(io)	rsnd_io_to_mod((io), RSND_MOD_MIX)
#define rsnd_io_to_mod_dvc(io)	rsnd_io_to_mod((io), RSND_MOD_DVC)
#define rsnd_io_to_rdai(io)	((io)->rdai)
#define rsnd_io_to_priv(io)	(rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
#define rsnd_io_is_play(io)	(&rsnd_io_to_rdai(io)->playback == io)
#define rsnd_io_to_runtime(io) ((io)->substream ? \
				(io)->substream->runtime : NULL)
int rsnd_io_is_working(struct rsnd_dai_stream *io);

struct rsnd_dai {
	char name[RSND_DAI_NAME_SIZE];
	struct rsnd_dai_stream playback;
	struct rsnd_dai_stream capture;
	struct rsnd_priv *priv;

	unsigned int clk_master:1;
	unsigned int bit_clk_inv:1;
	unsigned int frm_clk_inv:1;
	unsigned int sys_delay:1;
	unsigned int data_alignment:1;
};

#define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
#define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
#define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
#define for_each_rsnd_dai(rdai, priv, i)		\
	for (i = 0;					\
	     (i < rsnd_rdai_nr(priv)) &&		\
	     ((rdai) = rsnd_rdai_get(priv, i));		\
	     i++)

struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);

bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);

/*
 *	R-Car Gen1/Gen2
 */
int rsnd_gen_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
			       struct rsnd_mod *mod,
			       enum rsnd_reg reg);
phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);

#define rsnd_is_gen1(s)		(((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
#define rsnd_is_gen2(s)		(((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)

/*
 *	R-Car ADG
 */
int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
int rsnd_adg_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
				  struct rsnd_mod *mod,
				  unsigned int src_rate,
				  unsigned int dst_rate);
int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
				  struct rsnd_dai_stream *io,
				  unsigned int src_rate,
				  unsigned int dst_rate);
int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
				     struct rsnd_dai_stream *io);
int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
				 struct rsnd_dai_stream *io);

/*
 *	R-Car sound priv
 */
struct rsnd_of_data {
	u32 flags;
};

struct rsnd_priv {

	struct platform_device *pdev;
	struct rcar_snd_info *info;
	spinlock_t lock;

	/*
	 * below value will be filled on rsnd_gen_probe()
	 */
	void *gen;

	/*
	 * below value will be filled on rsnd_adg_probe()
	 */
	void *adg;

	/*
	 * below value will be filled on rsnd_dma_probe()
	 */
	void *dma;

	/*
	 * below value will be filled on rsnd_ssi_probe()
	 */
	void *ssi;
	int ssi_nr;

	/*
	 * below value will be filled on rsnd_src_probe()
	 */
	void *src;
	int src_nr;

	/*
	 * below value will be filled on rsnd_ctu_probe()
	 */
	void *ctu;
	int ctu_nr;

	/*
	 * below value will be filled on rsnd_mix_probe()
	 */
	void *mix;
	int mix_nr;

	/*
	 * below value will be filled on rsnd_dvc_probe()
	 */
	void *dvc;
	int dvc_nr;

	/*
	 * below value will be filled on rsnd_dai_probe()
	 */
	struct snd_soc_dai_driver *daidrv;
	struct rsnd_dai *rdai;
	int rdai_nr;
};

#define rsnd_priv_to_pdev(priv)	((priv)->pdev)
#define rsnd_priv_to_dev(priv)	(&(rsnd_priv_to_pdev(priv)->dev))
#define rsnd_priv_to_info(priv)	((priv)->info)

/*
 *	rsnd_kctrl
 */
struct rsnd_kctrl_cfg {
	unsigned int max;
	unsigned int size;
	u32 *val;
	const char * const *texts;
	void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
	struct rsnd_dai_stream *io;
	struct snd_card *card;
	struct snd_kcontrol *kctrl;
};

#define RSND_DVC_CHANNELS	2
struct rsnd_kctrl_cfg_m {
	struct rsnd_kctrl_cfg cfg;
	u32 val[RSND_DVC_CHANNELS];
};

struct rsnd_kctrl_cfg_s {
	struct rsnd_kctrl_cfg cfg;
	u32 val;
};

void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
#define rsnd_kctrl_remove(_cfg)	_rsnd_kctrl_remove(&((_cfg).cfg))

int rsnd_kctrl_new_m(struct rsnd_mod *mod,
		     struct rsnd_dai_stream *io,
		     struct snd_soc_pcm_runtime *rtd,
		     const unsigned char *name,
		     void (*update)(struct rsnd_dai_stream *io,
				    struct rsnd_mod *mod),
		     struct rsnd_kctrl_cfg_m *_cfg,
		     u32 max);
int rsnd_kctrl_new_s(struct rsnd_mod *mod,
		     struct rsnd_dai_stream *io,
		     struct snd_soc_pcm_runtime *rtd,
		     const unsigned char *name,
		     void (*update)(struct rsnd_dai_stream *io,
				    struct rsnd_mod *mod),
		     struct rsnd_kctrl_cfg_s *_cfg,
		     u32 max);
int rsnd_kctrl_new_e(struct rsnd_mod *mod,
		     struct rsnd_dai_stream *io,
		     struct snd_soc_pcm_runtime *rtd,
		     const unsigned char *name,
		     struct rsnd_kctrl_cfg_s *_cfg,
		     void (*update)(struct rsnd_dai_stream *io,
				    struct rsnd_mod *mod),
		     const char * const *texts,
		     u32 max);

/*
 *	R-Car SSI
 */
int rsnd_ssi_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
void rsnd_ssi_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);

#define rsnd_ssi_is_pin_sharing(io)	\
	__rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);

/*
 *	R-Car SRC
 */
int rsnd_src_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
void rsnd_src_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
				   struct rsnd_dai_stream *io,
				   struct snd_pcm_runtime *runtime);
int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod,
			struct rsnd_dai_stream *io,
			int use_busif);
int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod,
		       struct rsnd_dai_stream *io);
int rsnd_src_ssi_irq_enable(struct rsnd_mod *ssi_mod);
int rsnd_src_ssi_irq_disable(struct rsnd_mod *ssi_mod);

/*
 *	R-Car CTU
 */
int rsnd_ctu_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);

void rsnd_ctu_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);

/*
 *	R-Car MIX
 */
int rsnd_mix_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);

void rsnd_mix_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);

/*
 *	R-Car DVC
 */
int rsnd_dvc_probe(struct platform_device *pdev,
		   const struct rsnd_of_data *of_data,
		   struct rsnd_priv *priv);
void rsnd_dvc_remove(struct platform_device *pdev,
		     struct rsnd_priv *priv);
struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);

#ifdef DEBUG
void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
#define rsnd_mod_confirm_ssi(mssi)	rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
#define rsnd_mod_confirm_src(msrc)	rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
#define rsnd_mod_confirm_dvc(mdvc)	rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
#else
#define rsnd_mod_confirm_ssi(mssi)
#define rsnd_mod_confirm_src(msrc)
#define rsnd_mod_confirm_dvc(mdvc)
#endif

#endif