xref: /openbmc/linux/sound/soc/sh/rcar/rsnd.h (revision 750fd445)
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_CTRL,		/* Gen2 only */
51 	RSND_REG_SSI_BUSIF_MODE,	/* Gen2 only */
52 	RSND_REG_SSI_BUSIF_ADINR,	/* Gen2 only */
53 	RSND_REG_SSI_BUSIF_DALIGN,	/* Gen2 only */
54 	RSND_REG_SSI_INT_ENABLE,	/* Gen2 only */
55 	RSND_REG_SRC_I_BUSIF_MODE,
56 	RSND_REG_SRC_O_BUSIF_MODE,
57 	RSND_REG_SRC_ROUTE_MODE0,
58 	RSND_REG_SRC_SWRSR,
59 	RSND_REG_SRC_SRCIR,
60 	RSND_REG_SRC_ADINR,
61 	RSND_REG_SRC_IFSCR,
62 	RSND_REG_SRC_IFSVR,
63 	RSND_REG_SRC_SRCCR,
64 	RSND_REG_SRC_CTRL,		/* Gen2 only */
65 	RSND_REG_SRC_BSDSR,		/* Gen2 only */
66 	RSND_REG_SRC_BSISR,		/* Gen2 only */
67 	RSND_REG_SRC_INT_ENABLE0,	/* Gen2 only */
68 	RSND_REG_SRC_BUSIF_DALIGN,	/* Gen2 only */
69 	RSND_REG_SRCIN_TIMSEL0,		/* Gen2 only */
70 	RSND_REG_SRCIN_TIMSEL1,		/* Gen2 only */
71 	RSND_REG_SRCIN_TIMSEL2,		/* Gen2 only */
72 	RSND_REG_SRCIN_TIMSEL3,		/* Gen2 only */
73 	RSND_REG_SRCIN_TIMSEL4,		/* Gen2 only */
74 	RSND_REG_SRCOUT_TIMSEL0,	/* Gen2 only */
75 	RSND_REG_SRCOUT_TIMSEL1,	/* Gen2 only */
76 	RSND_REG_SRCOUT_TIMSEL2,	/* Gen2 only */
77 	RSND_REG_SRCOUT_TIMSEL3,	/* Gen2 only */
78 	RSND_REG_SRCOUT_TIMSEL4,	/* Gen2 only */
79 	RSND_REG_SCU_SYS_STATUS0,
80 	RSND_REG_SCU_SYS_STATUS1,	/* Gen2 only */
81 	RSND_REG_SCU_SYS_INT_EN0,
82 	RSND_REG_SCU_SYS_INT_EN1,	/* Gen2 only */
83 	RSND_REG_CMD_CTRL,		/* Gen2 only */
84 	RSND_REG_CMD_BUSIF_DALIGN,	/* Gen2 only */
85 	RSND_REG_CMD_ROUTE_SLCT,
86 	RSND_REG_CMDOUT_TIMSEL,		/* Gen2 only */
87 	RSND_REG_CTU_CTUIR,
88 	RSND_REG_CTU_ADINR,
89 	RSND_REG_MIX_SWRSR,
90 	RSND_REG_MIX_MIXIR,
91 	RSND_REG_MIX_ADINR,
92 	RSND_REG_MIX_MIXMR,
93 	RSND_REG_MIX_MVPDR,
94 	RSND_REG_MIX_MDBAR,
95 	RSND_REG_MIX_MDBBR,
96 	RSND_REG_MIX_MDBCR,
97 	RSND_REG_MIX_MDBDR,
98 	RSND_REG_MIX_MDBER,
99 	RSND_REG_DVC_SWRSR,
100 	RSND_REG_DVC_DVUIR,
101 	RSND_REG_DVC_ADINR,
102 	RSND_REG_DVC_DVUCR,
103 	RSND_REG_DVC_ZCMCR,
104 	RSND_REG_DVC_VOL0R,
105 	RSND_REG_DVC_VOL1R,
106 	RSND_REG_DVC_VOL2R,
107 	RSND_REG_DVC_VOL3R,
108 	RSND_REG_DVC_VOL4R,
109 	RSND_REG_DVC_VOL5R,
110 	RSND_REG_DVC_VOL6R,
111 	RSND_REG_DVC_VOL7R,
112 	RSND_REG_DVC_DVUER,
113 	RSND_REG_DVC_VRCTR,		/* Gen2 only */
114 	RSND_REG_DVC_VRPDR,		/* Gen2 only */
115 	RSND_REG_DVC_VRDBR,		/* Gen2 only */
116 
117 	/* ADG */
118 	RSND_REG_BRRA,
119 	RSND_REG_BRRB,
120 	RSND_REG_SSICKR,
121 	RSND_REG_DIV_EN,		/* Gen2 only */
122 	RSND_REG_AUDIO_CLK_SEL0,
123 	RSND_REG_AUDIO_CLK_SEL1,
124 	RSND_REG_AUDIO_CLK_SEL2,	/* Gen2 only */
125 
126 	/* SSI */
127 	RSND_REG_SSICR,
128 	RSND_REG_SSISR,
129 	RSND_REG_SSITDR,
130 	RSND_REG_SSIRDR,
131 	RSND_REG_SSIWSR,
132 
133 	RSND_REG_MAX,
134 };
135 
136 struct rsnd_priv;
137 struct rsnd_mod;
138 struct rsnd_dai;
139 struct rsnd_dai_stream;
140 
141 /*
142  *	R-Car basic functions
143  */
144 #define rsnd_mod_read(m, r) \
145 	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
146 #define rsnd_mod_write(m, r, d) \
147 	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
148 #define rsnd_mod_force_write(m, r, d) \
149 	rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
150 #define rsnd_mod_bset(m, r, s, d) \
151 	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
152 
153 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
154 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
155 		enum rsnd_reg reg, u32 data);
156 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
157 		enum rsnd_reg reg, u32 data);
158 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
159 		    u32 mask, u32 data);
160 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
161 u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
162 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
163 
164 /*
165  *	R-Car DMA
166  */
167 struct rsnd_mod *rsnd_dma_attach(struct rsnd_dai_stream *io,
168 			       struct rsnd_mod *mod, int id);
169 int rsnd_dma_probe(struct rsnd_priv *priv);
170 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
171 					  struct rsnd_mod *mod, char *name);
172 
173 /*
174  *	R-Car sound mod
175  */
176 enum rsnd_mod_type {
177 	RSND_MOD_AUDMAPP,
178 	RSND_MOD_AUDMA,
179 	RSND_MOD_DVC,
180 	RSND_MOD_MIX,
181 	RSND_MOD_CTU,
182 	RSND_MOD_CMD,
183 	RSND_MOD_SRC,
184 	RSND_MOD_SSIP, /* SSI parent */
185 	RSND_MOD_SSI,
186 	RSND_MOD_SSIU,
187 	RSND_MOD_MAX,
188 };
189 
190 struct rsnd_mod_ops {
191 	char *name;
192 	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
193 				    struct rsnd_mod *mod);
194 	int (*probe)(struct rsnd_mod *mod,
195 		     struct rsnd_dai_stream *io,
196 		     struct rsnd_priv *priv);
197 	int (*remove)(struct rsnd_mod *mod,
198 		      struct rsnd_dai_stream *io,
199 		      struct rsnd_priv *priv);
200 	int (*init)(struct rsnd_mod *mod,
201 		    struct rsnd_dai_stream *io,
202 		    struct rsnd_priv *priv);
203 	int (*quit)(struct rsnd_mod *mod,
204 		    struct rsnd_dai_stream *io,
205 		    struct rsnd_priv *priv);
206 	int (*start)(struct rsnd_mod *mod,
207 		     struct rsnd_dai_stream *io,
208 		     struct rsnd_priv *priv);
209 	int (*stop)(struct rsnd_mod *mod,
210 		    struct rsnd_dai_stream *io,
211 		    struct rsnd_priv *priv);
212 	int (*pcm_new)(struct rsnd_mod *mod,
213 		       struct rsnd_dai_stream *io,
214 		       struct snd_soc_pcm_runtime *rtd);
215 	int (*hw_params)(struct rsnd_mod *mod,
216 			 struct rsnd_dai_stream *io,
217 			 struct snd_pcm_substream *substream,
218 			 struct snd_pcm_hw_params *hw_params);
219 	int (*fallback)(struct rsnd_mod *mod,
220 			struct rsnd_dai_stream *io,
221 			struct rsnd_priv *priv);
222 };
223 
224 struct rsnd_dai_stream;
225 struct rsnd_mod {
226 	int id;
227 	enum rsnd_mod_type type;
228 	struct rsnd_mod_ops *ops;
229 	struct rsnd_priv *priv;
230 	struct clk *clk;
231 };
232 /*
233  * status
234  *
235  * 0xH0000CBA
236  *
237  * A	0: probe	1: remove
238  * B	0: init		1: quit
239  * C	0: start	1: stop
240  *
241  * H is always called (see __rsnd_mod_call)
242  * H	0: pcm_new
243  * H	0: fallback
244  * H	0: hw_params
245  */
246 #define __rsnd_mod_shift_probe		0
247 #define __rsnd_mod_shift_remove		0
248 #define __rsnd_mod_shift_init		4
249 #define __rsnd_mod_shift_quit		4
250 #define __rsnd_mod_shift_start		8
251 #define __rsnd_mod_shift_stop		8
252 #define __rsnd_mod_shift_pcm_new	28 /* always called */
253 #define __rsnd_mod_shift_fallback	28 /* always called */
254 #define __rsnd_mod_shift_hw_params	28 /* always called */
255 
256 #define __rsnd_mod_add_probe		 1
257 #define __rsnd_mod_add_remove		-1
258 #define __rsnd_mod_add_init		 1
259 #define __rsnd_mod_add_quit		-1
260 #define __rsnd_mod_add_start		 1
261 #define __rsnd_mod_add_stop		-1
262 #define __rsnd_mod_add_pcm_new		0
263 #define __rsnd_mod_add_fallback		0
264 #define __rsnd_mod_add_hw_params	0
265 
266 #define __rsnd_mod_call_probe		0
267 #define __rsnd_mod_call_remove		1
268 #define __rsnd_mod_call_init		0
269 #define __rsnd_mod_call_quit		1
270 #define __rsnd_mod_call_start		0
271 #define __rsnd_mod_call_stop		1
272 #define __rsnd_mod_call_pcm_new		0
273 #define __rsnd_mod_call_fallback	0
274 #define __rsnd_mod_call_hw_params	0
275 
276 #define rsnd_mod_to_priv(mod) ((mod)->priv)
277 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
278 #define rsnd_mod_power_on(mod)	clk_enable((mod)->clk)
279 #define rsnd_mod_power_off(mod)	clk_disable((mod)->clk)
280 #define rsnd_mod_get(ip)	(&(ip)->mod)
281 
282 int rsnd_mod_init(struct rsnd_priv *priv,
283 		  struct rsnd_mod *mod,
284 		   struct rsnd_mod_ops *ops,
285 		   struct clk *clk,
286 		   enum rsnd_mod_type type,
287 		   int id);
288 void rsnd_mod_quit(struct rsnd_mod *mod);
289 char *rsnd_mod_name(struct rsnd_mod *mod);
290 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
291 				  struct rsnd_mod *mod);
292 void rsnd_mod_interrupt(struct rsnd_mod *mod,
293 			void (*callback)(struct rsnd_mod *mod,
294 					 struct rsnd_dai_stream *io));
295 
296 void rsnd_set_slot(struct rsnd_dai *rdai,
297 		   int slots, int slots_total);
298 int rsnd_get_slot(struct rsnd_dai_stream *io);
299 int rsnd_get_slot_width(struct rsnd_dai_stream *io);
300 int rsnd_get_slot_num(struct rsnd_dai_stream *io);
301 
302 /*
303  *	R-Car sound DAI
304  */
305 #define RSND_DAI_NAME_SIZE	16
306 struct rsnd_dai_stream {
307 	char name[RSND_DAI_NAME_SIZE];
308 	struct snd_pcm_substream *substream;
309 	struct rsnd_mod *mod[RSND_MOD_MAX];
310 	struct rsnd_dai_path_info *info; /* rcar_snd.h */
311 	struct rsnd_dai *rdai;
312 	u32 mod_status[RSND_MOD_MAX];
313 	int byte_pos;
314 	int period_pos;
315 	int byte_per_period;
316 	int next_period_byte;
317 };
318 #define rsnd_io_to_mod(io, i)	((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
319 #define rsnd_io_to_mod_ssi(io)	rsnd_io_to_mod((io), RSND_MOD_SSI)
320 #define rsnd_io_to_mod_ssip(io)	rsnd_io_to_mod((io), RSND_MOD_SSIP)
321 #define rsnd_io_to_mod_src(io)	rsnd_io_to_mod((io), RSND_MOD_SRC)
322 #define rsnd_io_to_mod_ctu(io)	rsnd_io_to_mod((io), RSND_MOD_CTU)
323 #define rsnd_io_to_mod_mix(io)	rsnd_io_to_mod((io), RSND_MOD_MIX)
324 #define rsnd_io_to_mod_dvc(io)	rsnd_io_to_mod((io), RSND_MOD_DVC)
325 #define rsnd_io_to_mod_cmd(io)	rsnd_io_to_mod((io), RSND_MOD_CMD)
326 #define rsnd_io_to_rdai(io)	((io)->rdai)
327 #define rsnd_io_to_priv(io)	(rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
328 #define rsnd_io_is_play(io)	(&rsnd_io_to_rdai(io)->playback == io)
329 #define rsnd_io_to_runtime(io) ((io)->substream ? \
330 				(io)->substream->runtime : NULL)
331 int rsnd_io_is_working(struct rsnd_dai_stream *io);
332 
333 struct rsnd_dai {
334 	char name[RSND_DAI_NAME_SIZE];
335 	struct rsnd_dai_stream playback;
336 	struct rsnd_dai_stream capture;
337 	struct rsnd_priv *priv;
338 
339 	int slots;
340 	int slots_num;
341 
342 	unsigned int clk_master:1;
343 	unsigned int bit_clk_inv:1;
344 	unsigned int frm_clk_inv:1;
345 	unsigned int sys_delay:1;
346 	unsigned int data_alignment:1;
347 };
348 
349 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
350 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
351 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
352 #define for_each_rsnd_dai(rdai, priv, i)		\
353 	for (i = 0;					\
354 	     (i < rsnd_rdai_nr(priv)) &&		\
355 	     ((rdai) = rsnd_rdai_get(priv, i));		\
356 	     i++)
357 
358 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
359 
360 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
361 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
362 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
363 int rsnd_dai_connect(struct rsnd_mod *mod,
364 		     struct rsnd_dai_stream *io,
365 		     enum rsnd_mod_type type);
366 #define rsnd_dai_of_node(priv)						\
367 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
368 
369 /*
370  *	R-Car Gen1/Gen2
371  */
372 int rsnd_gen_probe(struct rsnd_priv *priv);
373 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
374 			       struct rsnd_mod *mod,
375 			       enum rsnd_reg reg);
376 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
377 
378 /*
379  *	R-Car ADG
380  */
381 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
382 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
383 int rsnd_adg_probe(struct rsnd_priv *priv);
384 void rsnd_adg_remove(struct rsnd_priv *priv);
385 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
386 				  struct rsnd_dai_stream *io,
387 				  unsigned int src_rate,
388 				  unsigned int dst_rate);
389 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
390 				     struct rsnd_dai_stream *io);
391 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
392 				 struct rsnd_dai_stream *io);
393 
394 /*
395  *	R-Car sound priv
396  */
397 struct rsnd_priv {
398 
399 	struct platform_device *pdev;
400 	spinlock_t lock;
401 	unsigned long flags;
402 #define RSND_GEN_MASK	(0xF << 0)
403 #define RSND_GEN1	(1 << 0)
404 #define RSND_GEN2	(2 << 0)
405 
406 	/*
407 	 * below value will be filled on rsnd_gen_probe()
408 	 */
409 	void *gen;
410 
411 	/*
412 	 * below value will be filled on rsnd_adg_probe()
413 	 */
414 	void *adg;
415 
416 	/*
417 	 * below value will be filled on rsnd_dma_probe()
418 	 */
419 	void *dma;
420 
421 	/*
422 	 * below value will be filled on rsnd_ssi_probe()
423 	 */
424 	void *ssi;
425 	int ssi_nr;
426 
427 	/*
428 	 * below value will be filled on rsnd_ssiu_probe()
429 	 */
430 	void *ssiu;
431 	int ssiu_nr;
432 
433 	/*
434 	 * below value will be filled on rsnd_src_probe()
435 	 */
436 	void *src;
437 	int src_nr;
438 
439 	/*
440 	 * below value will be filled on rsnd_ctu_probe()
441 	 */
442 	void *ctu;
443 	int ctu_nr;
444 
445 	/*
446 	 * below value will be filled on rsnd_mix_probe()
447 	 */
448 	void *mix;
449 	int mix_nr;
450 
451 	/*
452 	 * below value will be filled on rsnd_dvc_probe()
453 	 */
454 	void *dvc;
455 	int dvc_nr;
456 
457 	/*
458 	 * below value will be filled on rsnd_cmd_probe()
459 	 */
460 	void *cmd;
461 	int cmd_nr;
462 
463 	/*
464 	 * below value will be filled on rsnd_dai_probe()
465 	 */
466 	struct snd_soc_dai_driver *daidrv;
467 	struct rsnd_dai *rdai;
468 	int rdai_nr;
469 };
470 
471 #define rsnd_priv_to_pdev(priv)	((priv)->pdev)
472 #define rsnd_priv_to_dev(priv)	(&(rsnd_priv_to_pdev(priv)->dev))
473 
474 #define rsnd_is_gen1(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
475 #define rsnd_is_gen2(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
476 
477 /*
478  *	rsnd_kctrl
479  */
480 struct rsnd_kctrl_cfg {
481 	unsigned int max;
482 	unsigned int size;
483 	u32 *val;
484 	const char * const *texts;
485 	void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
486 	struct rsnd_dai_stream *io;
487 	struct snd_card *card;
488 	struct snd_kcontrol *kctrl;
489 };
490 
491 #define RSND_DVC_CHANNELS	8
492 struct rsnd_kctrl_cfg_m {
493 	struct rsnd_kctrl_cfg cfg;
494 	u32 val[RSND_DVC_CHANNELS];
495 };
496 
497 struct rsnd_kctrl_cfg_s {
498 	struct rsnd_kctrl_cfg cfg;
499 	u32 val;
500 };
501 
502 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
503 #define rsnd_kctrl_remove(_cfg)	_rsnd_kctrl_remove(&((_cfg).cfg))
504 
505 int rsnd_kctrl_new_m(struct rsnd_mod *mod,
506 		     struct rsnd_dai_stream *io,
507 		     struct snd_soc_pcm_runtime *rtd,
508 		     const unsigned char *name,
509 		     void (*update)(struct rsnd_dai_stream *io,
510 				    struct rsnd_mod *mod),
511 		     struct rsnd_kctrl_cfg_m *_cfg,
512 		     int ch_size,
513 		     u32 max);
514 int rsnd_kctrl_new_s(struct rsnd_mod *mod,
515 		     struct rsnd_dai_stream *io,
516 		     struct snd_soc_pcm_runtime *rtd,
517 		     const unsigned char *name,
518 		     void (*update)(struct rsnd_dai_stream *io,
519 				    struct rsnd_mod *mod),
520 		     struct rsnd_kctrl_cfg_s *_cfg,
521 		     u32 max);
522 int rsnd_kctrl_new_e(struct rsnd_mod *mod,
523 		     struct rsnd_dai_stream *io,
524 		     struct snd_soc_pcm_runtime *rtd,
525 		     const unsigned char *name,
526 		     struct rsnd_kctrl_cfg_s *_cfg,
527 		     void (*update)(struct rsnd_dai_stream *io,
528 				    struct rsnd_mod *mod),
529 		     const char * const *texts,
530 		     u32 max);
531 
532 /*
533  *	R-Car SSI
534  */
535 int rsnd_ssi_probe(struct rsnd_priv *priv);
536 void rsnd_ssi_remove(struct rsnd_priv *priv);
537 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
538 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
539 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
540 
541 #define rsnd_ssi_is_pin_sharing(io)	\
542 	__rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
543 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
544 
545 #define rsnd_ssi_of_node(priv)						\
546 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
547 
548 /*
549  *	R-Car SSIU
550  */
551 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
552 		     struct rsnd_mod *mod);
553 int rsnd_ssiu_probe(struct rsnd_priv *priv);
554 void rsnd_ssiu_remove(struct rsnd_priv *priv);
555 
556 /*
557  *	R-Car SRC
558  */
559 int rsnd_src_probe(struct rsnd_priv *priv);
560 void rsnd_src_remove(struct rsnd_priv *priv);
561 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
562 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
563 				   struct rsnd_dai_stream *io,
564 				   struct snd_pcm_runtime *runtime);
565 #define rsnd_src_of_node(priv)						\
566 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
567 
568 /*
569  *	R-Car CTU
570  */
571 int rsnd_ctu_probe(struct rsnd_priv *priv);
572 void rsnd_ctu_remove(struct rsnd_priv *priv);
573 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
574 #define rsnd_ctu_of_node(priv)						\
575 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
576 
577 /*
578  *	R-Car MIX
579  */
580 int rsnd_mix_probe(struct rsnd_priv *priv);
581 void rsnd_mix_remove(struct rsnd_priv *priv);
582 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
583 #define rsnd_mix_of_node(priv)						\
584 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
585 
586 /*
587  *	R-Car DVC
588  */
589 int rsnd_dvc_probe(struct rsnd_priv *priv);
590 void rsnd_dvc_remove(struct rsnd_priv *priv);
591 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
592 #define rsnd_dvc_of_node(priv)						\
593 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
594 
595 /*
596  *	R-Car CMD
597  */
598 int rsnd_cmd_probe(struct rsnd_priv *priv);
599 void rsnd_cmd_remove(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