xref: /openbmc/linux/sound/soc/sh/rcar/rsnd.h (revision 2ea2cc86)
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_MODE0,
48 	RSND_REG_SSI_MODE1,
49 	RSND_REG_SSI_CTRL,		/* Gen2 only */
50 	RSND_REG_SSI_BUSIF_MODE,	/* Gen2 only */
51 	RSND_REG_SSI_BUSIF_ADINR,	/* Gen2 only */
52 	RSND_REG_SSI_BUSIF_DALIGN,	/* Gen2 only */
53 	RSND_REG_SSI_INT_ENABLE,	/* Gen2 only */
54 	RSND_REG_SRC_BUSIF_MODE,
55 	RSND_REG_SRC_ROUTE_MODE0,
56 	RSND_REG_SRC_SWRSR,
57 	RSND_REG_SRC_SRCIR,
58 	RSND_REG_SRC_ADINR,
59 	RSND_REG_SRC_IFSCR,
60 	RSND_REG_SRC_IFSVR,
61 	RSND_REG_SRC_SRCCR,
62 	RSND_REG_SRC_CTRL,		/* Gen2 only */
63 	RSND_REG_SRC_BSDSR,		/* Gen2 only */
64 	RSND_REG_SRC_BSISR,		/* Gen2 only */
65 	RSND_REG_SRC_INT_ENABLE0,	/* Gen2 only */
66 	RSND_REG_SRC_BUSIF_DALIGN,	/* Gen2 only */
67 	RSND_REG_SRCIN_TIMSEL0,		/* Gen2 only */
68 	RSND_REG_SRCIN_TIMSEL1,		/* Gen2 only */
69 	RSND_REG_SRCIN_TIMSEL2,		/* Gen2 only */
70 	RSND_REG_SRCIN_TIMSEL3,		/* Gen2 only */
71 	RSND_REG_SRCIN_TIMSEL4,		/* Gen2 only */
72 	RSND_REG_SRCOUT_TIMSEL0,	/* Gen2 only */
73 	RSND_REG_SRCOUT_TIMSEL1,	/* Gen2 only */
74 	RSND_REG_SRCOUT_TIMSEL2,	/* Gen2 only */
75 	RSND_REG_SRCOUT_TIMSEL3,	/* Gen2 only */
76 	RSND_REG_SRCOUT_TIMSEL4,	/* Gen2 only */
77 	RSND_REG_SCU_SYS_STATUS0,
78 	RSND_REG_SCU_SYS_STATUS1,	/* Gen2 only */
79 	RSND_REG_SCU_SYS_INT_EN0,
80 	RSND_REG_SCU_SYS_INT_EN1,	/* Gen2 only */
81 	RSND_REG_CMD_CTRL,		/* Gen2 only */
82 	RSND_REG_CMD_ROUTE_SLCT,
83 	RSND_REG_CMDOUT_TIMSEL,		/* Gen2 only */
84 	RSND_REG_CTU_CTUIR,
85 	RSND_REG_CTU_ADINR,
86 	RSND_REG_MIX_SWRSR,
87 	RSND_REG_MIX_MIXIR,
88 	RSND_REG_MIX_ADINR,
89 	RSND_REG_MIX_MIXMR,
90 	RSND_REG_MIX_MVPDR,
91 	RSND_REG_MIX_MDBAR,
92 	RSND_REG_MIX_MDBBR,
93 	RSND_REG_MIX_MDBCR,
94 	RSND_REG_MIX_MDBDR,
95 	RSND_REG_MIX_MDBER,
96 	RSND_REG_DVC_SWRSR,
97 	RSND_REG_DVC_DVUIR,
98 	RSND_REG_DVC_ADINR,
99 	RSND_REG_DVC_DVUCR,
100 	RSND_REG_DVC_ZCMCR,
101 	RSND_REG_DVC_VOL0R,
102 	RSND_REG_DVC_VOL1R,
103 	RSND_REG_DVC_DVUER,
104 	RSND_REG_DVC_VRCTR,		/* Gen2 only */
105 	RSND_REG_DVC_VRPDR,		/* Gen2 only */
106 	RSND_REG_DVC_VRDBR,		/* Gen2 only */
107 
108 	/* ADG */
109 	RSND_REG_BRRA,
110 	RSND_REG_BRRB,
111 	RSND_REG_SSICKR,
112 	RSND_REG_DIV_EN,		/* Gen2 only */
113 	RSND_REG_AUDIO_CLK_SEL0,
114 	RSND_REG_AUDIO_CLK_SEL1,
115 	RSND_REG_AUDIO_CLK_SEL2,	/* Gen2 only */
116 
117 	/* SSI */
118 	RSND_REG_SSICR,
119 	RSND_REG_SSISR,
120 	RSND_REG_SSITDR,
121 	RSND_REG_SSIRDR,
122 	RSND_REG_SSIWSR,
123 
124 	RSND_REG_MAX,
125 };
126 
127 struct rsnd_priv;
128 struct rsnd_mod;
129 struct rsnd_dai;
130 struct rsnd_dai_stream;
131 
132 /*
133  *	R-Car basic functions
134  */
135 #define rsnd_mod_read(m, r) \
136 	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
137 #define rsnd_mod_write(m, r, d) \
138 	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
139 #define rsnd_mod_force_write(m, r, d) \
140 	rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
141 #define rsnd_mod_bset(m, r, s, d) \
142 	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
143 
144 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
145 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
146 		enum rsnd_reg reg, u32 data);
147 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
148 		enum rsnd_reg reg, u32 data);
149 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
150 		    u32 mask, u32 data);
151 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
152 u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
153 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
154 
155 /*
156  *	R-Car DMA
157  */
158 struct rsnd_mod *rsnd_dma_attach(struct rsnd_dai_stream *io,
159 			       struct rsnd_mod *mod, int id);
160 int rsnd_dma_probe(struct platform_device *pdev,
161 		   struct rsnd_priv *priv);
162 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
163 					  struct rsnd_mod *mod, char *name);
164 
165 /*
166  *	R-Car sound mod
167  */
168 enum rsnd_mod_type {
169 	RSND_MOD_AUDMAPP,
170 	RSND_MOD_AUDMA,
171 	RSND_MOD_DVC,
172 	RSND_MOD_MIX,
173 	RSND_MOD_CTU,
174 	RSND_MOD_CMD,
175 	RSND_MOD_SRC,
176 	RSND_MOD_SSIU,
177 	RSND_MOD_SSIP, /* SSI parent */
178 	RSND_MOD_SSI,
179 	RSND_MOD_MAX,
180 };
181 
182 struct rsnd_mod_ops {
183 	char *name;
184 	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
185 				    struct rsnd_mod *mod);
186 	int (*probe)(struct rsnd_mod *mod,
187 		     struct rsnd_dai_stream *io,
188 		     struct rsnd_priv *priv);
189 	int (*remove)(struct rsnd_mod *mod,
190 		      struct rsnd_dai_stream *io,
191 		      struct rsnd_priv *priv);
192 	int (*init)(struct rsnd_mod *mod,
193 		    struct rsnd_dai_stream *io,
194 		    struct rsnd_priv *priv);
195 	int (*quit)(struct rsnd_mod *mod,
196 		    struct rsnd_dai_stream *io,
197 		    struct rsnd_priv *priv);
198 	int (*start)(struct rsnd_mod *mod,
199 		     struct rsnd_dai_stream *io,
200 		     struct rsnd_priv *priv);
201 	int (*stop)(struct rsnd_mod *mod,
202 		    struct rsnd_dai_stream *io,
203 		    struct rsnd_priv *priv);
204 	int (*pcm_new)(struct rsnd_mod *mod,
205 		       struct rsnd_dai_stream *io,
206 		       struct snd_soc_pcm_runtime *rtd);
207 	int (*hw_params)(struct rsnd_mod *mod,
208 			 struct rsnd_dai_stream *io,
209 			 struct snd_pcm_substream *substream,
210 			 struct snd_pcm_hw_params *hw_params);
211 	int (*fallback)(struct rsnd_mod *mod,
212 			struct rsnd_dai_stream *io,
213 			struct rsnd_priv *priv);
214 };
215 
216 struct rsnd_dai_stream;
217 struct rsnd_mod {
218 	int id;
219 	enum rsnd_mod_type type;
220 	struct rsnd_mod_ops *ops;
221 	struct rsnd_priv *priv;
222 	struct clk *clk;
223 };
224 /*
225  * status
226  *
227  * 0xH0000CBA
228  *
229  * A	0: probe	1: remove
230  * B	0: init		1: quit
231  * C	0: start	1: stop
232  *
233  * H is always called (see __rsnd_mod_call)
234  * H	0: pcm_new
235  * H	0: fallback
236  * H	0: hw_params
237  */
238 #define __rsnd_mod_shift_probe		0
239 #define __rsnd_mod_shift_remove		0
240 #define __rsnd_mod_shift_init		4
241 #define __rsnd_mod_shift_quit		4
242 #define __rsnd_mod_shift_start		8
243 #define __rsnd_mod_shift_stop		8
244 #define __rsnd_mod_shift_pcm_new	28 /* always called */
245 #define __rsnd_mod_shift_fallback	28 /* always called */
246 #define __rsnd_mod_shift_hw_params	28 /* always called */
247 
248 #define __rsnd_mod_add_probe		 1
249 #define __rsnd_mod_add_remove		-1
250 #define __rsnd_mod_add_init		 1
251 #define __rsnd_mod_add_quit		-1
252 #define __rsnd_mod_add_start		 1
253 #define __rsnd_mod_add_stop		-1
254 #define __rsnd_mod_add_pcm_new		0
255 #define __rsnd_mod_add_fallback		0
256 #define __rsnd_mod_add_hw_params	0
257 
258 #define __rsnd_mod_call_probe		0
259 #define __rsnd_mod_call_remove		1
260 #define __rsnd_mod_call_init		0
261 #define __rsnd_mod_call_quit		1
262 #define __rsnd_mod_call_start		0
263 #define __rsnd_mod_call_stop		1
264 #define __rsnd_mod_call_pcm_new		0
265 #define __rsnd_mod_call_fallback	0
266 #define __rsnd_mod_call_hw_params	0
267 
268 #define rsnd_mod_to_priv(mod) ((mod)->priv)
269 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
270 #define rsnd_mod_power_on(mod)	clk_enable((mod)->clk)
271 #define rsnd_mod_power_off(mod)	clk_disable((mod)->clk)
272 #define rsnd_mod_get(ip)	(&(ip)->mod)
273 
274 int rsnd_mod_init(struct rsnd_priv *priv,
275 		  struct rsnd_mod *mod,
276 		   struct rsnd_mod_ops *ops,
277 		   struct clk *clk,
278 		   enum rsnd_mod_type type,
279 		   int id);
280 void rsnd_mod_quit(struct rsnd_mod *mod);
281 char *rsnd_mod_name(struct rsnd_mod *mod);
282 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
283 				  struct rsnd_mod *mod);
284 void rsnd_mod_interrupt(struct rsnd_mod *mod,
285 			void (*callback)(struct rsnd_mod *mod,
286 					 struct rsnd_dai_stream *io));
287 
288 /*
289  *	R-Car sound DAI
290  */
291 #define RSND_DAI_NAME_SIZE	16
292 struct rsnd_dai_stream {
293 	char name[RSND_DAI_NAME_SIZE];
294 	struct snd_pcm_substream *substream;
295 	struct rsnd_mod *mod[RSND_MOD_MAX];
296 	struct rsnd_dai_path_info *info; /* rcar_snd.h */
297 	struct rsnd_dai *rdai;
298 	u32 mod_status[RSND_MOD_MAX];
299 	int byte_pos;
300 	int period_pos;
301 	int byte_per_period;
302 	int next_period_byte;
303 };
304 #define rsnd_io_to_mod(io, i)	((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
305 #define rsnd_io_to_mod_ssi(io)	rsnd_io_to_mod((io), RSND_MOD_SSI)
306 #define rsnd_io_to_mod_ssip(io)	rsnd_io_to_mod((io), RSND_MOD_SSIP)
307 #define rsnd_io_to_mod_src(io)	rsnd_io_to_mod((io), RSND_MOD_SRC)
308 #define rsnd_io_to_mod_ctu(io)	rsnd_io_to_mod((io), RSND_MOD_CTU)
309 #define rsnd_io_to_mod_mix(io)	rsnd_io_to_mod((io), RSND_MOD_MIX)
310 #define rsnd_io_to_mod_dvc(io)	rsnd_io_to_mod((io), RSND_MOD_DVC)
311 #define rsnd_io_to_rdai(io)	((io)->rdai)
312 #define rsnd_io_to_priv(io)	(rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
313 #define rsnd_io_is_play(io)	(&rsnd_io_to_rdai(io)->playback == io)
314 #define rsnd_io_to_runtime(io) ((io)->substream ? \
315 				(io)->substream->runtime : NULL)
316 int rsnd_io_is_working(struct rsnd_dai_stream *io);
317 
318 struct rsnd_dai {
319 	char name[RSND_DAI_NAME_SIZE];
320 	struct rsnd_dai_stream playback;
321 	struct rsnd_dai_stream capture;
322 	struct rsnd_priv *priv;
323 
324 	unsigned int clk_master:1;
325 	unsigned int bit_clk_inv:1;
326 	unsigned int frm_clk_inv:1;
327 	unsigned int sys_delay:1;
328 	unsigned int data_alignment:1;
329 };
330 
331 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
332 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
333 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
334 #define for_each_rsnd_dai(rdai, priv, i)		\
335 	for (i = 0;					\
336 	     (i < rsnd_rdai_nr(priv)) &&		\
337 	     ((rdai) = rsnd_rdai_get(priv, i));		\
338 	     i++)
339 
340 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
341 
342 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
343 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
344 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
345 int rsnd_dai_connect(struct rsnd_mod *mod,
346 		     struct rsnd_dai_stream *io,
347 		     enum rsnd_mod_type type);
348 #define rsnd_dai_of_node(priv)						\
349 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
350 
351 /*
352  *	R-Car Gen1/Gen2
353  */
354 int rsnd_gen_probe(struct platform_device *pdev,
355 		   struct rsnd_priv *priv);
356 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
357 			       struct rsnd_mod *mod,
358 			       enum rsnd_reg reg);
359 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
360 
361 /*
362  *	R-Car ADG
363  */
364 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
365 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
366 int rsnd_adg_probe(struct platform_device *pdev,
367 		   struct rsnd_priv *priv);
368 void rsnd_adg_remove(struct platform_device *pdev,
369 		     struct rsnd_priv *priv);
370 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
371 				  struct rsnd_dai_stream *io,
372 				  unsigned int src_rate,
373 				  unsigned int dst_rate);
374 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
375 				     struct rsnd_dai_stream *io);
376 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
377 				 struct rsnd_dai_stream *io);
378 
379 /*
380  *	R-Car sound priv
381  */
382 struct rsnd_priv {
383 
384 	struct platform_device *pdev;
385 	spinlock_t lock;
386 	u32 flags;
387 #define RSND_GEN_MASK	(0xF << 0)
388 #define RSND_GEN1	(1 << 0)
389 #define RSND_GEN2	(2 << 0)
390 
391 	/*
392 	 * below value will be filled on rsnd_gen_probe()
393 	 */
394 	void *gen;
395 
396 	/*
397 	 * below value will be filled on rsnd_adg_probe()
398 	 */
399 	void *adg;
400 
401 	/*
402 	 * below value will be filled on rsnd_dma_probe()
403 	 */
404 	void *dma;
405 
406 	/*
407 	 * below value will be filled on rsnd_ssi_probe()
408 	 */
409 	void *ssi;
410 	int ssi_nr;
411 
412 	/*
413 	 * below value will be filled on rsnd_ssiu_probe()
414 	 */
415 	void *ssiu;
416 	int ssiu_nr;
417 
418 	/*
419 	 * below value will be filled on rsnd_src_probe()
420 	 */
421 	void *src;
422 	int src_nr;
423 
424 	/*
425 	 * below value will be filled on rsnd_ctu_probe()
426 	 */
427 	void *ctu;
428 	int ctu_nr;
429 
430 	/*
431 	 * below value will be filled on rsnd_mix_probe()
432 	 */
433 	void *mix;
434 	int mix_nr;
435 
436 	/*
437 	 * below value will be filled on rsnd_dvc_probe()
438 	 */
439 	void *dvc;
440 	int dvc_nr;
441 
442 	/*
443 	 * below value will be filled on rsnd_cmd_probe()
444 	 */
445 	void *cmd;
446 	int cmd_nr;
447 
448 	/*
449 	 * below value will be filled on rsnd_dai_probe()
450 	 */
451 	struct snd_soc_dai_driver *daidrv;
452 	struct rsnd_dai *rdai;
453 	int rdai_nr;
454 };
455 
456 #define rsnd_priv_to_pdev(priv)	((priv)->pdev)
457 #define rsnd_priv_to_dev(priv)	(&(rsnd_priv_to_pdev(priv)->dev))
458 
459 #define rsnd_is_gen1(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
460 #define rsnd_is_gen2(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
461 
462 /*
463  *	rsnd_kctrl
464  */
465 struct rsnd_kctrl_cfg {
466 	unsigned int max;
467 	unsigned int size;
468 	u32 *val;
469 	const char * const *texts;
470 	void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
471 	struct rsnd_dai_stream *io;
472 	struct snd_card *card;
473 	struct snd_kcontrol *kctrl;
474 };
475 
476 #define RSND_DVC_CHANNELS	2
477 struct rsnd_kctrl_cfg_m {
478 	struct rsnd_kctrl_cfg cfg;
479 	u32 val[RSND_DVC_CHANNELS];
480 };
481 
482 struct rsnd_kctrl_cfg_s {
483 	struct rsnd_kctrl_cfg cfg;
484 	u32 val;
485 };
486 
487 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
488 #define rsnd_kctrl_remove(_cfg)	_rsnd_kctrl_remove(&((_cfg).cfg))
489 
490 int rsnd_kctrl_new_m(struct rsnd_mod *mod,
491 		     struct rsnd_dai_stream *io,
492 		     struct snd_soc_pcm_runtime *rtd,
493 		     const unsigned char *name,
494 		     void (*update)(struct rsnd_dai_stream *io,
495 				    struct rsnd_mod *mod),
496 		     struct rsnd_kctrl_cfg_m *_cfg,
497 		     u32 max);
498 int rsnd_kctrl_new_s(struct rsnd_mod *mod,
499 		     struct rsnd_dai_stream *io,
500 		     struct snd_soc_pcm_runtime *rtd,
501 		     const unsigned char *name,
502 		     void (*update)(struct rsnd_dai_stream *io,
503 				    struct rsnd_mod *mod),
504 		     struct rsnd_kctrl_cfg_s *_cfg,
505 		     u32 max);
506 int rsnd_kctrl_new_e(struct rsnd_mod *mod,
507 		     struct rsnd_dai_stream *io,
508 		     struct snd_soc_pcm_runtime *rtd,
509 		     const unsigned char *name,
510 		     struct rsnd_kctrl_cfg_s *_cfg,
511 		     void (*update)(struct rsnd_dai_stream *io,
512 				    struct rsnd_mod *mod),
513 		     const char * const *texts,
514 		     u32 max);
515 
516 /*
517  *	R-Car SSI
518  */
519 int rsnd_ssi_probe(struct platform_device *pdev,
520 		   struct rsnd_priv *priv);
521 void rsnd_ssi_remove(struct platform_device *pdev,
522 		     struct rsnd_priv *priv);
523 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
524 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
525 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
526 
527 #define rsnd_ssi_is_pin_sharing(io)	\
528 	__rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
529 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
530 
531 #define rsnd_ssi_of_node(priv)						\
532 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
533 
534 /*
535  *	R-Car SSIU
536  */
537 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
538 		     struct rsnd_mod *mod);
539 int rsnd_ssiu_probe(struct platform_device *pdev,
540 		    struct rsnd_priv *priv);
541 void rsnd_ssiu_remove(struct platform_device *pdev,
542 		      struct rsnd_priv *priv);
543 
544 /*
545  *	R-Car SRC
546  */
547 int rsnd_src_probe(struct platform_device *pdev,
548 		   struct rsnd_priv *priv);
549 void rsnd_src_remove(struct platform_device *pdev,
550 		     struct rsnd_priv *priv);
551 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
552 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
553 				   struct rsnd_dai_stream *io,
554 				   struct snd_pcm_runtime *runtime);
555 #define rsnd_src_of_node(priv)						\
556 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
557 
558 /*
559  *	R-Car CTU
560  */
561 int rsnd_ctu_probe(struct platform_device *pdev,
562 		   struct rsnd_priv *priv);
563 
564 void rsnd_ctu_remove(struct platform_device *pdev,
565 		     struct rsnd_priv *priv);
566 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
567 #define rsnd_ctu_of_node(priv)						\
568 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
569 
570 /*
571  *	R-Car MIX
572  */
573 int rsnd_mix_probe(struct platform_device *pdev,
574 		   struct rsnd_priv *priv);
575 
576 void rsnd_mix_remove(struct platform_device *pdev,
577 		     struct rsnd_priv *priv);
578 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
579 #define rsnd_mix_of_node(priv)						\
580 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
581 
582 /*
583  *	R-Car DVC
584  */
585 int rsnd_dvc_probe(struct platform_device *pdev,
586 		   struct rsnd_priv *priv);
587 void rsnd_dvc_remove(struct platform_device *pdev,
588 		     struct rsnd_priv *priv);
589 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
590 #define rsnd_dvc_of_node(priv)						\
591 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
592 
593 /*
594  *	R-Car CMD
595  */
596 int rsnd_cmd_probe(struct platform_device *pdev,
597 		   struct rsnd_priv *priv);
598 void rsnd_cmd_remove(struct platform_device *pdev,
599 		     struct rsnd_priv *priv);
600 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
601 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
602 
603 #ifdef DEBUG
604 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
605 #define rsnd_mod_confirm_ssi(mssi)	rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
606 #define rsnd_mod_confirm_src(msrc)	rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
607 #define rsnd_mod_confirm_dvc(mdvc)	rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
608 #else
609 #define rsnd_mod_confirm_ssi(mssi)
610 #define rsnd_mod_confirm_src(msrc)
611 #define rsnd_mod_confirm_dvc(mdvc)
612 #endif
613 
614 #endif
615