xref: /openbmc/linux/sound/soc/sh/rcar/rsnd.h (revision 42ab9a79)
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_I_BUSIF_MODE,
55 	RSND_REG_SRC_O_BUSIF_MODE,
56 	RSND_REG_SRC_ROUTE_MODE0,
57 	RSND_REG_SRC_SWRSR,
58 	RSND_REG_SRC_SRCIR,
59 	RSND_REG_SRC_ADINR,
60 	RSND_REG_SRC_IFSCR,
61 	RSND_REG_SRC_IFSVR,
62 	RSND_REG_SRC_SRCCR,
63 	RSND_REG_SRC_CTRL,		/* Gen2 only */
64 	RSND_REG_SRC_BSDSR,		/* Gen2 only */
65 	RSND_REG_SRC_BSISR,		/* Gen2 only */
66 	RSND_REG_SRC_INT_ENABLE0,	/* Gen2 only */
67 	RSND_REG_SRC_BUSIF_DALIGN,	/* Gen2 only */
68 	RSND_REG_SRCIN_TIMSEL0,		/* Gen2 only */
69 	RSND_REG_SRCIN_TIMSEL1,		/* Gen2 only */
70 	RSND_REG_SRCIN_TIMSEL2,		/* Gen2 only */
71 	RSND_REG_SRCIN_TIMSEL3,		/* Gen2 only */
72 	RSND_REG_SRCIN_TIMSEL4,		/* Gen2 only */
73 	RSND_REG_SRCOUT_TIMSEL0,	/* Gen2 only */
74 	RSND_REG_SRCOUT_TIMSEL1,	/* Gen2 only */
75 	RSND_REG_SRCOUT_TIMSEL2,	/* Gen2 only */
76 	RSND_REG_SRCOUT_TIMSEL3,	/* Gen2 only */
77 	RSND_REG_SRCOUT_TIMSEL4,	/* Gen2 only */
78 	RSND_REG_SCU_SYS_STATUS0,
79 	RSND_REG_SCU_SYS_STATUS1,	/* Gen2 only */
80 	RSND_REG_SCU_SYS_INT_EN0,
81 	RSND_REG_SCU_SYS_INT_EN1,	/* Gen2 only */
82 	RSND_REG_CMD_CTRL,		/* Gen2 only */
83 	RSND_REG_CMD_ROUTE_SLCT,
84 	RSND_REG_CMDOUT_TIMSEL,		/* Gen2 only */
85 	RSND_REG_CTU_CTUIR,
86 	RSND_REG_CTU_ADINR,
87 	RSND_REG_MIX_SWRSR,
88 	RSND_REG_MIX_MIXIR,
89 	RSND_REG_MIX_ADINR,
90 	RSND_REG_MIX_MIXMR,
91 	RSND_REG_MIX_MVPDR,
92 	RSND_REG_MIX_MDBAR,
93 	RSND_REG_MIX_MDBBR,
94 	RSND_REG_MIX_MDBCR,
95 	RSND_REG_MIX_MDBDR,
96 	RSND_REG_MIX_MDBER,
97 	RSND_REG_DVC_SWRSR,
98 	RSND_REG_DVC_DVUIR,
99 	RSND_REG_DVC_ADINR,
100 	RSND_REG_DVC_DVUCR,
101 	RSND_REG_DVC_ZCMCR,
102 	RSND_REG_DVC_VOL0R,
103 	RSND_REG_DVC_VOL1R,
104 	RSND_REG_DVC_VOL2R,
105 	RSND_REG_DVC_VOL3R,
106 	RSND_REG_DVC_VOL4R,
107 	RSND_REG_DVC_VOL5R,
108 	RSND_REG_DVC_VOL6R,
109 	RSND_REG_DVC_VOL7R,
110 	RSND_REG_DVC_DVUER,
111 	RSND_REG_DVC_VRCTR,		/* Gen2 only */
112 	RSND_REG_DVC_VRPDR,		/* Gen2 only */
113 	RSND_REG_DVC_VRDBR,		/* Gen2 only */
114 
115 	/* ADG */
116 	RSND_REG_BRRA,
117 	RSND_REG_BRRB,
118 	RSND_REG_SSICKR,
119 	RSND_REG_DIV_EN,		/* Gen2 only */
120 	RSND_REG_AUDIO_CLK_SEL0,
121 	RSND_REG_AUDIO_CLK_SEL1,
122 	RSND_REG_AUDIO_CLK_SEL2,	/* Gen2 only */
123 
124 	/* SSI */
125 	RSND_REG_SSICR,
126 	RSND_REG_SSISR,
127 	RSND_REG_SSITDR,
128 	RSND_REG_SSIRDR,
129 	RSND_REG_SSIWSR,
130 
131 	RSND_REG_MAX,
132 };
133 
134 struct rsnd_priv;
135 struct rsnd_mod;
136 struct rsnd_dai;
137 struct rsnd_dai_stream;
138 
139 /*
140  *	R-Car basic functions
141  */
142 #define rsnd_mod_read(m, r) \
143 	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
144 #define rsnd_mod_write(m, r, d) \
145 	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
146 #define rsnd_mod_force_write(m, r, d) \
147 	rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
148 #define rsnd_mod_bset(m, r, s, d) \
149 	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
150 
151 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
152 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
153 		enum rsnd_reg reg, u32 data);
154 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
155 		enum rsnd_reg reg, u32 data);
156 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
157 		    u32 mask, u32 data);
158 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
159 u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
160 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
161 
162 /*
163  *	R-Car DMA
164  */
165 struct rsnd_mod *rsnd_dma_attach(struct rsnd_dai_stream *io,
166 			       struct rsnd_mod *mod, int id);
167 int rsnd_dma_probe(struct rsnd_priv *priv);
168 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
169 					  struct rsnd_mod *mod, char *name);
170 
171 /*
172  *	R-Car sound mod
173  */
174 enum rsnd_mod_type {
175 	RSND_MOD_AUDMAPP,
176 	RSND_MOD_AUDMA,
177 	RSND_MOD_DVC,
178 	RSND_MOD_MIX,
179 	RSND_MOD_CTU,
180 	RSND_MOD_CMD,
181 	RSND_MOD_SRC,
182 	RSND_MOD_SSIU,
183 	RSND_MOD_SSIP, /* SSI parent */
184 	RSND_MOD_SSI,
185 	RSND_MOD_MAX,
186 };
187 
188 struct rsnd_mod_ops {
189 	char *name;
190 	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
191 				    struct rsnd_mod *mod);
192 	int (*probe)(struct rsnd_mod *mod,
193 		     struct rsnd_dai_stream *io,
194 		     struct rsnd_priv *priv);
195 	int (*remove)(struct rsnd_mod *mod,
196 		      struct rsnd_dai_stream *io,
197 		      struct rsnd_priv *priv);
198 	int (*init)(struct rsnd_mod *mod,
199 		    struct rsnd_dai_stream *io,
200 		    struct rsnd_priv *priv);
201 	int (*quit)(struct rsnd_mod *mod,
202 		    struct rsnd_dai_stream *io,
203 		    struct rsnd_priv *priv);
204 	int (*start)(struct rsnd_mod *mod,
205 		     struct rsnd_dai_stream *io,
206 		     struct rsnd_priv *priv);
207 	int (*stop)(struct rsnd_mod *mod,
208 		    struct rsnd_dai_stream *io,
209 		    struct rsnd_priv *priv);
210 	int (*pcm_new)(struct rsnd_mod *mod,
211 		       struct rsnd_dai_stream *io,
212 		       struct snd_soc_pcm_runtime *rtd);
213 	int (*hw_params)(struct rsnd_mod *mod,
214 			 struct rsnd_dai_stream *io,
215 			 struct snd_pcm_substream *substream,
216 			 struct snd_pcm_hw_params *hw_params);
217 	int (*fallback)(struct rsnd_mod *mod,
218 			struct rsnd_dai_stream *io,
219 			struct rsnd_priv *priv);
220 };
221 
222 struct rsnd_dai_stream;
223 struct rsnd_mod {
224 	int id;
225 	enum rsnd_mod_type type;
226 	struct rsnd_mod_ops *ops;
227 	struct rsnd_priv *priv;
228 	struct clk *clk;
229 };
230 /*
231  * status
232  *
233  * 0xH0000CBA
234  *
235  * A	0: probe	1: remove
236  * B	0: init		1: quit
237  * C	0: start	1: stop
238  *
239  * H is always called (see __rsnd_mod_call)
240  * H	0: pcm_new
241  * H	0: fallback
242  * H	0: hw_params
243  */
244 #define __rsnd_mod_shift_probe		0
245 #define __rsnd_mod_shift_remove		0
246 #define __rsnd_mod_shift_init		4
247 #define __rsnd_mod_shift_quit		4
248 #define __rsnd_mod_shift_start		8
249 #define __rsnd_mod_shift_stop		8
250 #define __rsnd_mod_shift_pcm_new	28 /* always called */
251 #define __rsnd_mod_shift_fallback	28 /* always called */
252 #define __rsnd_mod_shift_hw_params	28 /* always called */
253 
254 #define __rsnd_mod_add_probe		 1
255 #define __rsnd_mod_add_remove		-1
256 #define __rsnd_mod_add_init		 1
257 #define __rsnd_mod_add_quit		-1
258 #define __rsnd_mod_add_start		 1
259 #define __rsnd_mod_add_stop		-1
260 #define __rsnd_mod_add_pcm_new		0
261 #define __rsnd_mod_add_fallback		0
262 #define __rsnd_mod_add_hw_params	0
263 
264 #define __rsnd_mod_call_probe		0
265 #define __rsnd_mod_call_remove		1
266 #define __rsnd_mod_call_init		0
267 #define __rsnd_mod_call_quit		1
268 #define __rsnd_mod_call_start		0
269 #define __rsnd_mod_call_stop		1
270 #define __rsnd_mod_call_pcm_new		0
271 #define __rsnd_mod_call_fallback	0
272 #define __rsnd_mod_call_hw_params	0
273 
274 #define rsnd_mod_to_priv(mod) ((mod)->priv)
275 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
276 #define rsnd_mod_power_on(mod)	clk_enable((mod)->clk)
277 #define rsnd_mod_power_off(mod)	clk_disable((mod)->clk)
278 #define rsnd_mod_get(ip)	(&(ip)->mod)
279 
280 int rsnd_mod_init(struct rsnd_priv *priv,
281 		  struct rsnd_mod *mod,
282 		   struct rsnd_mod_ops *ops,
283 		   struct clk *clk,
284 		   enum rsnd_mod_type type,
285 		   int id);
286 void rsnd_mod_quit(struct rsnd_mod *mod);
287 char *rsnd_mod_name(struct rsnd_mod *mod);
288 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
289 				  struct rsnd_mod *mod);
290 void rsnd_mod_interrupt(struct rsnd_mod *mod,
291 			void (*callback)(struct rsnd_mod *mod,
292 					 struct rsnd_dai_stream *io));
293 
294 int rsnd_get_slot_rdai(struct rsnd_dai *rdai);
295 int rsnd_get_slot_runtime(struct rsnd_dai_stream *io);
296 int rsnd_get_slot_extend(struct rsnd_dai_stream *io);
297 
298 /*
299  *	R-Car sound DAI
300  */
301 #define RSND_DAI_NAME_SIZE	16
302 struct rsnd_dai_stream {
303 	char name[RSND_DAI_NAME_SIZE];
304 	struct snd_pcm_substream *substream;
305 	struct rsnd_mod *mod[RSND_MOD_MAX];
306 	struct rsnd_dai_path_info *info; /* rcar_snd.h */
307 	struct rsnd_dai *rdai;
308 	u32 mod_status[RSND_MOD_MAX];
309 	int byte_pos;
310 	int period_pos;
311 	int byte_per_period;
312 	int next_period_byte;
313 };
314 #define rsnd_io_to_mod(io, i)	((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
315 #define rsnd_io_to_mod_ssi(io)	rsnd_io_to_mod((io), RSND_MOD_SSI)
316 #define rsnd_io_to_mod_ssip(io)	rsnd_io_to_mod((io), RSND_MOD_SSIP)
317 #define rsnd_io_to_mod_src(io)	rsnd_io_to_mod((io), RSND_MOD_SRC)
318 #define rsnd_io_to_mod_ctu(io)	rsnd_io_to_mod((io), RSND_MOD_CTU)
319 #define rsnd_io_to_mod_mix(io)	rsnd_io_to_mod((io), RSND_MOD_MIX)
320 #define rsnd_io_to_mod_dvc(io)	rsnd_io_to_mod((io), RSND_MOD_DVC)
321 #define rsnd_io_to_rdai(io)	((io)->rdai)
322 #define rsnd_io_to_priv(io)	(rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
323 #define rsnd_io_is_play(io)	(&rsnd_io_to_rdai(io)->playback == io)
324 #define rsnd_io_to_runtime(io) ((io)->substream ? \
325 				(io)->substream->runtime : NULL)
326 int rsnd_io_is_working(struct rsnd_dai_stream *io);
327 
328 struct rsnd_dai {
329 	char name[RSND_DAI_NAME_SIZE];
330 	struct rsnd_dai_stream playback;
331 	struct rsnd_dai_stream capture;
332 	struct rsnd_priv *priv;
333 
334 	int slots;
335 
336 	unsigned int clk_master:1;
337 	unsigned int bit_clk_inv:1;
338 	unsigned int frm_clk_inv:1;
339 	unsigned int sys_delay:1;
340 	unsigned int data_alignment:1;
341 };
342 
343 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
344 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
345 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
346 #define for_each_rsnd_dai(rdai, priv, i)		\
347 	for (i = 0;					\
348 	     (i < rsnd_rdai_nr(priv)) &&		\
349 	     ((rdai) = rsnd_rdai_get(priv, i));		\
350 	     i++)
351 
352 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
353 
354 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
355 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
356 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
357 int rsnd_dai_connect(struct rsnd_mod *mod,
358 		     struct rsnd_dai_stream *io,
359 		     enum rsnd_mod_type type);
360 #define rsnd_dai_of_node(priv)						\
361 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
362 
363 /*
364  *	R-Car Gen1/Gen2
365  */
366 int rsnd_gen_probe(struct rsnd_priv *priv);
367 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
368 			       struct rsnd_mod *mod,
369 			       enum rsnd_reg reg);
370 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
371 
372 /*
373  *	R-Car ADG
374  */
375 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
376 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
377 int rsnd_adg_probe(struct rsnd_priv *priv);
378 void rsnd_adg_remove(struct rsnd_priv *priv);
379 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
380 				  struct rsnd_dai_stream *io,
381 				  unsigned int src_rate,
382 				  unsigned int dst_rate);
383 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
384 				     struct rsnd_dai_stream *io);
385 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
386 				 struct rsnd_dai_stream *io);
387 
388 /*
389  *	R-Car sound priv
390  */
391 struct rsnd_priv {
392 
393 	struct platform_device *pdev;
394 	spinlock_t lock;
395 	unsigned long flags;
396 #define RSND_GEN_MASK	(0xF << 0)
397 #define RSND_GEN1	(1 << 0)
398 #define RSND_GEN2	(2 << 0)
399 
400 	/*
401 	 * below value will be filled on rsnd_gen_probe()
402 	 */
403 	void *gen;
404 
405 	/*
406 	 * below value will be filled on rsnd_adg_probe()
407 	 */
408 	void *adg;
409 
410 	/*
411 	 * below value will be filled on rsnd_dma_probe()
412 	 */
413 	void *dma;
414 
415 	/*
416 	 * below value will be filled on rsnd_ssi_probe()
417 	 */
418 	void *ssi;
419 	int ssi_nr;
420 
421 	/*
422 	 * below value will be filled on rsnd_ssiu_probe()
423 	 */
424 	void *ssiu;
425 	int ssiu_nr;
426 
427 	/*
428 	 * below value will be filled on rsnd_src_probe()
429 	 */
430 	void *src;
431 	int src_nr;
432 
433 	/*
434 	 * below value will be filled on rsnd_ctu_probe()
435 	 */
436 	void *ctu;
437 	int ctu_nr;
438 
439 	/*
440 	 * below value will be filled on rsnd_mix_probe()
441 	 */
442 	void *mix;
443 	int mix_nr;
444 
445 	/*
446 	 * below value will be filled on rsnd_dvc_probe()
447 	 */
448 	void *dvc;
449 	int dvc_nr;
450 
451 	/*
452 	 * below value will be filled on rsnd_cmd_probe()
453 	 */
454 	void *cmd;
455 	int cmd_nr;
456 
457 	/*
458 	 * below value will be filled on rsnd_dai_probe()
459 	 */
460 	struct snd_soc_dai_driver *daidrv;
461 	struct rsnd_dai *rdai;
462 	int rdai_nr;
463 };
464 
465 #define rsnd_priv_to_pdev(priv)	((priv)->pdev)
466 #define rsnd_priv_to_dev(priv)	(&(rsnd_priv_to_pdev(priv)->dev))
467 
468 #define rsnd_is_gen1(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
469 #define rsnd_is_gen2(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
470 
471 /*
472  *	rsnd_kctrl
473  */
474 struct rsnd_kctrl_cfg {
475 	unsigned int max;
476 	unsigned int size;
477 	u32 *val;
478 	const char * const *texts;
479 	void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
480 	struct rsnd_dai_stream *io;
481 	struct snd_card *card;
482 	struct snd_kcontrol *kctrl;
483 };
484 
485 #define RSND_DVC_CHANNELS	8
486 struct rsnd_kctrl_cfg_m {
487 	struct rsnd_kctrl_cfg cfg;
488 	u32 val[RSND_DVC_CHANNELS];
489 };
490 
491 struct rsnd_kctrl_cfg_s {
492 	struct rsnd_kctrl_cfg cfg;
493 	u32 val;
494 };
495 
496 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
497 #define rsnd_kctrl_remove(_cfg)	_rsnd_kctrl_remove(&((_cfg).cfg))
498 
499 int rsnd_kctrl_new_m(struct rsnd_mod *mod,
500 		     struct rsnd_dai_stream *io,
501 		     struct snd_soc_pcm_runtime *rtd,
502 		     const unsigned char *name,
503 		     void (*update)(struct rsnd_dai_stream *io,
504 				    struct rsnd_mod *mod),
505 		     struct rsnd_kctrl_cfg_m *_cfg,
506 		     int ch_size,
507 		     u32 max);
508 int rsnd_kctrl_new_s(struct rsnd_mod *mod,
509 		     struct rsnd_dai_stream *io,
510 		     struct snd_soc_pcm_runtime *rtd,
511 		     const unsigned char *name,
512 		     void (*update)(struct rsnd_dai_stream *io,
513 				    struct rsnd_mod *mod),
514 		     struct rsnd_kctrl_cfg_s *_cfg,
515 		     u32 max);
516 int rsnd_kctrl_new_e(struct rsnd_mod *mod,
517 		     struct rsnd_dai_stream *io,
518 		     struct snd_soc_pcm_runtime *rtd,
519 		     const unsigned char *name,
520 		     struct rsnd_kctrl_cfg_s *_cfg,
521 		     void (*update)(struct rsnd_dai_stream *io,
522 				    struct rsnd_mod *mod),
523 		     const char * const *texts,
524 		     u32 max);
525 
526 /*
527  *	R-Car SSI
528  */
529 int rsnd_ssi_probe(struct rsnd_priv *priv);
530 void rsnd_ssi_remove(struct rsnd_priv *priv);
531 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
532 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
533 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
534 
535 #define rsnd_ssi_is_pin_sharing(io)	\
536 	__rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
537 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
538 
539 #define rsnd_ssi_of_node(priv)						\
540 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
541 
542 /*
543  *	R-Car SSIU
544  */
545 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
546 		     struct rsnd_mod *mod);
547 int rsnd_ssiu_probe(struct rsnd_priv *priv);
548 void rsnd_ssiu_remove(struct rsnd_priv *priv);
549 
550 /*
551  *	R-Car SRC
552  */
553 int rsnd_src_probe(struct rsnd_priv *priv);
554 void rsnd_src_remove(struct rsnd_priv *priv);
555 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
556 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
557 				   struct rsnd_dai_stream *io,
558 				   struct snd_pcm_runtime *runtime);
559 #define rsnd_src_of_node(priv)						\
560 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
561 
562 /*
563  *	R-Car CTU
564  */
565 int rsnd_ctu_probe(struct rsnd_priv *priv);
566 void rsnd_ctu_remove(struct rsnd_priv *priv);
567 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
568 #define rsnd_ctu_of_node(priv)						\
569 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
570 
571 /*
572  *	R-Car MIX
573  */
574 int rsnd_mix_probe(struct rsnd_priv *priv);
575 void rsnd_mix_remove(struct rsnd_priv *priv);
576 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
577 #define rsnd_mix_of_node(priv)						\
578 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
579 
580 /*
581  *	R-Car DVC
582  */
583 int rsnd_dvc_probe(struct rsnd_priv *priv);
584 void rsnd_dvc_remove(struct rsnd_priv *priv);
585 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
586 #define rsnd_dvc_of_node(priv)						\
587 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
588 
589 /*
590  *	R-Car CMD
591  */
592 int rsnd_cmd_probe(struct rsnd_priv *priv);
593 void rsnd_cmd_remove(struct rsnd_priv *priv);
594 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
595 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
596 
597 #ifdef DEBUG
598 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
599 #define rsnd_mod_confirm_ssi(mssi)	rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
600 #define rsnd_mod_confirm_src(msrc)	rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
601 #define rsnd_mod_confirm_dvc(mdvc)	rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
602 #else
603 #define rsnd_mod_confirm_ssi(mssi)
604 #define rsnd_mod_confirm_src(msrc)
605 #define rsnd_mod_confirm_dvc(mdvc)
606 #endif
607 
608 #endif
609