xref: /openbmc/linux/sound/soc/sh/rcar/rsnd.h (revision cdde84d1)
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/rcar_snd.h>
25 #include <sound/soc.h>
26 #include <sound/pcm_params.h>
27 
28 /*
29  *	pseudo register
30  *
31  * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
32  * This driver uses pseudo register in order to hide it.
33  * see gen1/gen2 for detail
34  */
35 enum rsnd_reg {
36 	/* SRU/SCU/SSIU */
37 	RSND_REG_SSI_MODE0,
38 	RSND_REG_SSI_MODE1,
39 	RSND_REG_SRC_BUSIF_MODE,
40 	RSND_REG_SRC_ROUTE_MODE0,
41 	RSND_REG_SRC_SWRSR,
42 	RSND_REG_SRC_SRCIR,
43 	RSND_REG_SRC_ADINR,
44 	RSND_REG_SRC_IFSCR,
45 	RSND_REG_SRC_IFSVR,
46 	RSND_REG_SRC_SRCCR,
47 	RSND_REG_SCU_SYS_STATUS0,
48 	RSND_REG_SCU_SYS_INT_EN0,
49 	RSND_REG_CMD_ROUTE_SLCT,
50 	RSND_REG_DVC_SWRSR,
51 	RSND_REG_DVC_DVUIR,
52 	RSND_REG_DVC_ADINR,
53 	RSND_REG_DVC_DVUCR,
54 	RSND_REG_DVC_ZCMCR,
55 	RSND_REG_DVC_VOL0R,
56 	RSND_REG_DVC_VOL1R,
57 	RSND_REG_DVC_DVUER,
58 
59 	/* ADG */
60 	RSND_REG_BRRA,
61 	RSND_REG_BRRB,
62 	RSND_REG_SSICKR,
63 	RSND_REG_AUDIO_CLK_SEL0,
64 	RSND_REG_AUDIO_CLK_SEL1,
65 
66 	/* SSI */
67 	RSND_REG_SSICR,
68 	RSND_REG_SSISR,
69 	RSND_REG_SSITDR,
70 	RSND_REG_SSIRDR,
71 	RSND_REG_SSIWSR,
72 
73 	/* SHARE see below */
74 	RSND_REG_SHARE01,
75 	RSND_REG_SHARE02,
76 	RSND_REG_SHARE03,
77 	RSND_REG_SHARE04,
78 	RSND_REG_SHARE05,
79 	RSND_REG_SHARE06,
80 	RSND_REG_SHARE07,
81 	RSND_REG_SHARE08,
82 	RSND_REG_SHARE09,
83 	RSND_REG_SHARE10,
84 	RSND_REG_SHARE11,
85 	RSND_REG_SHARE12,
86 	RSND_REG_SHARE13,
87 	RSND_REG_SHARE14,
88 	RSND_REG_SHARE15,
89 	RSND_REG_SHARE16,
90 	RSND_REG_SHARE17,
91 	RSND_REG_SHARE18,
92 	RSND_REG_SHARE19,
93 	RSND_REG_SHARE20,
94 	RSND_REG_SHARE21,
95 	RSND_REG_SHARE22,
96 	RSND_REG_SHARE23,
97 	RSND_REG_SHARE24,
98 	RSND_REG_SHARE25,
99 	RSND_REG_SHARE26,
100 	RSND_REG_SHARE27,
101 	RSND_REG_SHARE28,
102 
103 	RSND_REG_MAX,
104 };
105 
106 /* Gen1 only */
107 #define RSND_REG_SRC_ROUTE_SEL		RSND_REG_SHARE01
108 #define RSND_REG_SRC_TMG_SEL0		RSND_REG_SHARE02
109 #define RSND_REG_SRC_TMG_SEL1		RSND_REG_SHARE03
110 #define RSND_REG_SRC_TMG_SEL2		RSND_REG_SHARE04
111 #define RSND_REG_SRC_ROUTE_CTRL		RSND_REG_SHARE05
112 #define RSND_REG_SRC_MNFSR		RSND_REG_SHARE06
113 #define RSND_REG_AUDIO_CLK_SEL3		RSND_REG_SHARE07
114 #define RSND_REG_AUDIO_CLK_SEL4		RSND_REG_SHARE08
115 #define RSND_REG_AUDIO_CLK_SEL5		RSND_REG_SHARE09
116 
117 /* Gen2 only */
118 #define RSND_REG_SRC_CTRL		RSND_REG_SHARE01
119 #define RSND_REG_SSI_CTRL		RSND_REG_SHARE02
120 #define RSND_REG_SSI_BUSIF_MODE		RSND_REG_SHARE03
121 #define RSND_REG_SSI_BUSIF_ADINR	RSND_REG_SHARE04
122 #define RSND_REG_INT_ENABLE		RSND_REG_SHARE05
123 #define RSND_REG_SRC_BSDSR		RSND_REG_SHARE06
124 #define RSND_REG_SRC_BSISR		RSND_REG_SHARE07
125 #define RSND_REG_DIV_EN			RSND_REG_SHARE08
126 #define RSND_REG_SRCIN_TIMSEL0		RSND_REG_SHARE09
127 #define RSND_REG_SRCIN_TIMSEL1		RSND_REG_SHARE10
128 #define RSND_REG_SRCIN_TIMSEL2		RSND_REG_SHARE11
129 #define RSND_REG_SRCIN_TIMSEL3		RSND_REG_SHARE12
130 #define RSND_REG_SRCIN_TIMSEL4		RSND_REG_SHARE13
131 #define RSND_REG_SRCOUT_TIMSEL0		RSND_REG_SHARE14
132 #define RSND_REG_SRCOUT_TIMSEL1		RSND_REG_SHARE15
133 #define RSND_REG_SRCOUT_TIMSEL2		RSND_REG_SHARE16
134 #define RSND_REG_SRCOUT_TIMSEL3		RSND_REG_SHARE17
135 #define RSND_REG_SRCOUT_TIMSEL4		RSND_REG_SHARE18
136 #define RSND_REG_AUDIO_CLK_SEL2		RSND_REG_SHARE19
137 #define RSND_REG_CMD_CTRL		RSND_REG_SHARE20
138 #define RSND_REG_CMDOUT_TIMSEL		RSND_REG_SHARE21
139 #define RSND_REG_SSI_BUSIF_DALIGN	RSND_REG_SHARE22
140 #define RSND_REG_DVC_VRCTR		RSND_REG_SHARE23
141 #define RSND_REG_DVC_VRPDR		RSND_REG_SHARE24
142 #define RSND_REG_DVC_VRDBR		RSND_REG_SHARE25
143 #define RSND_REG_SCU_SYS_STATUS1	RSND_REG_SHARE26
144 #define RSND_REG_SCU_SYS_INT_EN1	RSND_REG_SHARE27
145 #define RSND_REG_SRC_INT_ENABLE0	RSND_REG_SHARE28
146 
147 struct rsnd_of_data;
148 struct rsnd_priv;
149 struct rsnd_mod;
150 struct rsnd_dai;
151 struct rsnd_dai_stream;
152 
153 /*
154  *	R-Car basic functions
155  */
156 #define rsnd_mod_read(m, r) \
157 	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
158 #define rsnd_mod_write(m, r, d) \
159 	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
160 #define rsnd_mod_force_write(m, r, d) \
161 	rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
162 #define rsnd_mod_bset(m, r, s, d) \
163 	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
164 
165 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
166 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
167 		enum rsnd_reg reg, u32 data);
168 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
169 		enum rsnd_reg reg, u32 data);
170 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
171 		    u32 mask, u32 data);
172 u32 rsnd_get_adinr(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
173 
174 /*
175  *	R-Car DMA
176  */
177 struct rsnd_dma;
178 struct rsnd_dma_ops {
179 	void (*start)(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
180 	void (*stop)(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
181 	int (*init)(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id,
182 		    struct rsnd_mod *mod_from, struct rsnd_mod *mod_to);
183 	void (*quit)(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
184 };
185 
186 struct rsnd_dmaen {
187 	struct dma_chan		*chan;
188 };
189 
190 struct rsnd_dmapp {
191 	int			dmapp_id;
192 	u32			chcr;
193 };
194 
195 struct rsnd_dma {
196 	struct rsnd_dma_ops	*ops;
197 	dma_addr_t		src_addr;
198 	dma_addr_t		dst_addr;
199 	union {
200 		struct rsnd_dmaen en;
201 		struct rsnd_dmapp pp;
202 	} dma;
203 };
204 #define rsnd_dma_to_dmaen(dma)	(&(dma)->dma.en)
205 #define rsnd_dma_to_dmapp(dma)	(&(dma)->dma.pp)
206 
207 void rsnd_dma_start(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
208 void rsnd_dma_stop(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
209 int rsnd_dma_init(struct rsnd_dai_stream *io, struct rsnd_dma *dma, int id);
210 void rsnd_dma_quit(struct rsnd_dai_stream *io, struct rsnd_dma *dma);
211 int rsnd_dma_probe(struct platform_device *pdev,
212 		   const struct rsnd_of_data *of_data,
213 		   struct rsnd_priv *priv);
214 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
215 					  struct rsnd_mod *mod, char *name);
216 
217 #define rsnd_dma_to_mod(_dma) container_of((_dma), struct rsnd_mod, dma)
218 
219 /*
220  *	R-Car sound mod
221  */
222 enum rsnd_mod_type {
223 	RSND_MOD_DVC = 0,
224 	RSND_MOD_SRC,
225 	RSND_MOD_SSI,
226 	RSND_MOD_MAX,
227 };
228 
229 struct rsnd_mod_ops {
230 	char *name;
231 	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
232 				    struct rsnd_mod *mod);
233 	int (*probe)(struct rsnd_mod *mod,
234 		     struct rsnd_dai_stream *io,
235 		     struct rsnd_priv *priv);
236 	int (*remove)(struct rsnd_mod *mod,
237 		      struct rsnd_dai_stream *io,
238 		      struct rsnd_priv *priv);
239 	int (*init)(struct rsnd_mod *mod,
240 		    struct rsnd_dai_stream *io,
241 		    struct rsnd_priv *priv);
242 	int (*quit)(struct rsnd_mod *mod,
243 		    struct rsnd_dai_stream *io,
244 		    struct rsnd_priv *priv);
245 	int (*start)(struct rsnd_mod *mod,
246 		     struct rsnd_dai_stream *io,
247 		     struct rsnd_priv *priv);
248 	int (*stop)(struct rsnd_mod *mod,
249 		    struct rsnd_dai_stream *io,
250 		    struct rsnd_priv *priv);
251 	int (*pcm_new)(struct rsnd_mod *mod,
252 		       struct rsnd_dai_stream *io,
253 		       struct snd_soc_pcm_runtime *rtd);
254 	int (*hw_params)(struct rsnd_mod *mod,
255 			 struct rsnd_dai_stream *io,
256 			 struct snd_pcm_substream *substream,
257 			 struct snd_pcm_hw_params *hw_params);
258 	int (*fallback)(struct rsnd_mod *mod,
259 			struct rsnd_dai_stream *io,
260 			struct rsnd_priv *priv);
261 };
262 
263 struct rsnd_dai_stream;
264 struct rsnd_mod {
265 	int id;
266 	enum rsnd_mod_type type;
267 	struct rsnd_mod_ops *ops;
268 	struct rsnd_dma dma;
269 	struct rsnd_priv *priv;
270 	struct clk *clk;
271 	u32 status;
272 };
273 /*
274  * status
275  *
276  * 0xH0000CBA
277  *
278  * A	0: probe	1: remove
279  * B	0: init		1: quit
280  * C	0: start	1: stop
281  *
282  * H is always called (see __rsnd_mod_call)
283  * H	0: pcm_new
284  * H	0: fallback
285  * H	0: hw_params
286  */
287 #define __rsnd_mod_shift_probe		0
288 #define __rsnd_mod_shift_remove		0
289 #define __rsnd_mod_shift_init		4
290 #define __rsnd_mod_shift_quit		4
291 #define __rsnd_mod_shift_start		8
292 #define __rsnd_mod_shift_stop		8
293 #define __rsnd_mod_shift_pcm_new	28 /* always called */
294 #define __rsnd_mod_shift_fallback	28 /* always called */
295 #define __rsnd_mod_shift_hw_params	28 /* always called */
296 
297 #define __rsnd_mod_add_probe		 1
298 #define __rsnd_mod_add_remove		-1
299 #define __rsnd_mod_add_init		 1
300 #define __rsnd_mod_add_quit		-1
301 #define __rsnd_mod_add_start		 1
302 #define __rsnd_mod_add_stop		-1
303 #define __rsnd_mod_add_pcm_new		0
304 #define __rsnd_mod_add_fallback		0
305 #define __rsnd_mod_add_hw_params	0
306 
307 #define __rsnd_mod_call_probe		0
308 #define __rsnd_mod_call_remove		1
309 #define __rsnd_mod_call_init		0
310 #define __rsnd_mod_call_quit		1
311 #define __rsnd_mod_call_start		0
312 #define __rsnd_mod_call_stop		1
313 #define __rsnd_mod_call_pcm_new		0
314 #define __rsnd_mod_call_fallback	0
315 #define __rsnd_mod_call_hw_params	0
316 
317 #define rsnd_mod_to_priv(mod) ((mod)->priv)
318 #define rsnd_mod_to_dma(mod) (&(mod)->dma)
319 #define rsnd_mod_id(mod) ((mod)->id)
320 #define rsnd_mod_hw_start(mod)	clk_enable((mod)->clk)
321 #define rsnd_mod_hw_stop(mod)	clk_disable((mod)->clk)
322 
323 int rsnd_mod_init(struct rsnd_priv *priv,
324 		  struct rsnd_mod *mod,
325 		   struct rsnd_mod_ops *ops,
326 		   struct clk *clk,
327 		   enum rsnd_mod_type type,
328 		   int id);
329 void rsnd_mod_quit(struct rsnd_mod *mod);
330 char *rsnd_mod_name(struct rsnd_mod *mod);
331 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
332 				  struct rsnd_mod *mod);
333 void rsnd_mod_interrupt(struct rsnd_mod *mod,
334 			void (*callback)(struct rsnd_mod *mod,
335 					 struct rsnd_dai_stream *io));
336 
337 /*
338  *	R-Car sound DAI
339  */
340 #define RSND_DAI_NAME_SIZE	16
341 struct rsnd_dai_stream {
342 	char name[RSND_DAI_NAME_SIZE];
343 	struct snd_pcm_substream *substream;
344 	struct rsnd_mod *mod[RSND_MOD_MAX];
345 	struct rsnd_dai_path_info *info; /* rcar_snd.h */
346 	struct rsnd_dai *rdai;
347 	int byte_pos;
348 	int period_pos;
349 	int byte_per_period;
350 	int next_period_byte;
351 };
352 #define rsnd_io_to_mod_ssi(io)	((io)->mod[RSND_MOD_SSI])
353 #define rsnd_io_to_mod_src(io)	((io)->mod[RSND_MOD_SRC])
354 #define rsnd_io_to_mod_dvc(io)	((io)->mod[RSND_MOD_DVC])
355 #define rsnd_io_to_rdai(io)	((io)->rdai)
356 #define rsnd_io_to_priv(io)	(rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
357 #define rsnd_io_is_play(io)	(&rsnd_io_to_rdai(io)->playback == io)
358 #define rsnd_io_to_runtime(io) ((io)->substream ? \
359 				(io)->substream->runtime : NULL)
360 int rsnd_io_is_working(struct rsnd_dai_stream *io);
361 
362 struct rsnd_dai {
363 	char name[RSND_DAI_NAME_SIZE];
364 	struct rsnd_dai_stream playback;
365 	struct rsnd_dai_stream capture;
366 	struct rsnd_priv *priv;
367 
368 	unsigned int clk_master:1;
369 	unsigned int bit_clk_inv:1;
370 	unsigned int frm_clk_inv:1;
371 	unsigned int sys_delay:1;
372 	unsigned int data_alignment:1;
373 };
374 
375 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
376 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
377 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
378 #define for_each_rsnd_dai(rdai, priv, i)		\
379 	for (i = 0;					\
380 	     (i < rsnd_rdai_nr(priv)) &&		\
381 	     ((rdai) = rsnd_rdai_get(priv, i));		\
382 	     i++)
383 
384 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
385 
386 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
387 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
388 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
389 
390 /*
391  *	R-Car Gen1/Gen2
392  */
393 int rsnd_gen_probe(struct platform_device *pdev,
394 		   const struct rsnd_of_data *of_data,
395 		   struct rsnd_priv *priv);
396 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
397 			       struct rsnd_mod *mod,
398 			       enum rsnd_reg reg);
399 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
400 
401 #define rsnd_is_gen1(s)		(((s)->info->flags & RSND_GEN_MASK) == RSND_GEN1)
402 #define rsnd_is_gen2(s)		(((s)->info->flags & RSND_GEN_MASK) == RSND_GEN2)
403 
404 /*
405  *	R-Car ADG
406  */
407 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
408 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
409 int rsnd_adg_probe(struct platform_device *pdev,
410 		   const struct rsnd_of_data *of_data,
411 		   struct rsnd_priv *priv);
412 int rsnd_adg_set_convert_clk_gen1(struct rsnd_priv *priv,
413 				  struct rsnd_mod *mod,
414 				  unsigned int src_rate,
415 				  unsigned int dst_rate);
416 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
417 				  struct rsnd_dai_stream *io,
418 				  unsigned int src_rate,
419 				  unsigned int dst_rate);
420 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
421 				     struct rsnd_dai_stream *io);
422 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
423 				 struct rsnd_dai_stream *io);
424 
425 /*
426  *	R-Car sound priv
427  */
428 struct rsnd_of_data {
429 	u32 flags;
430 };
431 
432 struct rsnd_priv {
433 
434 	struct platform_device *pdev;
435 	struct rcar_snd_info *info;
436 	spinlock_t lock;
437 
438 	/*
439 	 * below value will be filled on rsnd_gen_probe()
440 	 */
441 	void *gen;
442 
443 	/*
444 	 * below value will be filled on rsnd_src_probe()
445 	 */
446 	void *src;
447 	int src_nr;
448 
449 	/*
450 	 * below value will be filled on rsnd_adg_probe()
451 	 */
452 	void *adg;
453 
454 	/*
455 	 * below value will be filled on rsnd_dma_probe()
456 	 */
457 	void *dma;
458 
459 	/*
460 	 * below value will be filled on rsnd_ssi_probe()
461 	 */
462 	void *ssi;
463 	int ssi_nr;
464 
465 	/*
466 	 * below value will be filled on rsnd_dvc_probe()
467 	 */
468 	void *dvc;
469 	int dvc_nr;
470 
471 	/*
472 	 * below value will be filled on rsnd_dai_probe()
473 	 */
474 	struct snd_soc_dai_driver *daidrv;
475 	struct rsnd_dai *rdai;
476 	int rdai_nr;
477 };
478 
479 #define rsnd_priv_to_pdev(priv)	((priv)->pdev)
480 #define rsnd_priv_to_dev(priv)	(&(rsnd_priv_to_pdev(priv)->dev))
481 #define rsnd_priv_to_info(priv)	((priv)->info)
482 
483 /*
484  *	rsnd_kctrl
485  */
486 struct rsnd_kctrl_cfg {
487 	unsigned int max;
488 	unsigned int size;
489 	u32 *val;
490 	const char * const *texts;
491 	void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
492 	struct rsnd_dai_stream *io;
493 	struct snd_card *card;
494 	struct snd_kcontrol *kctrl;
495 };
496 
497 #define RSND_DVC_CHANNELS	2
498 struct rsnd_kctrl_cfg_m {
499 	struct rsnd_kctrl_cfg cfg;
500 	u32 val[RSND_DVC_CHANNELS];
501 };
502 
503 struct rsnd_kctrl_cfg_s {
504 	struct rsnd_kctrl_cfg cfg;
505 	u32 val;
506 };
507 
508 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
509 #define rsnd_kctrl_remove(_cfg)	_rsnd_kctrl_remove(&((_cfg).cfg))
510 
511 int rsnd_kctrl_new_m(struct rsnd_mod *mod,
512 		     struct rsnd_dai_stream *io,
513 		     struct snd_soc_pcm_runtime *rtd,
514 		     const unsigned char *name,
515 		     void (*update)(struct rsnd_dai_stream *io,
516 				    struct rsnd_mod *mod),
517 		     struct rsnd_kctrl_cfg_m *_cfg,
518 		     u32 max);
519 int rsnd_kctrl_new_s(struct rsnd_mod *mod,
520 		     struct rsnd_dai_stream *io,
521 		     struct snd_soc_pcm_runtime *rtd,
522 		     const unsigned char *name,
523 		     void (*update)(struct rsnd_dai_stream *io,
524 				    struct rsnd_mod *mod),
525 		     struct rsnd_kctrl_cfg_s *_cfg,
526 		     u32 max);
527 int rsnd_kctrl_new_e(struct rsnd_mod *mod,
528 		     struct rsnd_dai_stream *io,
529 		     struct snd_soc_pcm_runtime *rtd,
530 		     const unsigned char *name,
531 		     struct rsnd_kctrl_cfg_s *_cfg,
532 		     void (*update)(struct rsnd_dai_stream *io,
533 				    struct rsnd_mod *mod),
534 		     const char * const *texts,
535 		     u32 max);
536 
537 /*
538  *	R-Car SRC
539  */
540 int rsnd_src_probe(struct platform_device *pdev,
541 		   const struct rsnd_of_data *of_data,
542 		   struct rsnd_priv *priv);
543 void rsnd_src_remove(struct platform_device *pdev,
544 		     struct rsnd_priv *priv);
545 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
546 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
547 				   struct rsnd_dai_stream *io,
548 				   struct snd_pcm_runtime *runtime);
549 int rsnd_src_ssiu_start(struct rsnd_mod *ssi_mod,
550 			struct rsnd_dai_stream *io,
551 			int use_busif);
552 int rsnd_src_ssiu_stop(struct rsnd_mod *ssi_mod,
553 		       struct rsnd_dai_stream *io);
554 int rsnd_src_ssi_irq_enable(struct rsnd_mod *ssi_mod);
555 int rsnd_src_ssi_irq_disable(struct rsnd_mod *ssi_mod);
556 
557 #define rsnd_src_nr(priv) ((priv)->src_nr)
558 
559 /*
560  *	R-Car SSI
561  */
562 int rsnd_ssi_probe(struct platform_device *pdev,
563 		   const struct rsnd_of_data *of_data,
564 		   struct rsnd_priv *priv);
565 void rsnd_ssi_remove(struct platform_device *pdev,
566 		     struct rsnd_priv *priv);
567 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
568 int rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
569 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
570 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
571 
572 /*
573  *	R-Car DVC
574  */
575 int rsnd_dvc_probe(struct platform_device *pdev,
576 		   const struct rsnd_of_data *of_data,
577 		   struct rsnd_priv *priv);
578 void rsnd_dvc_remove(struct platform_device *pdev,
579 		     struct rsnd_priv *priv);
580 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
581 
582 #define rsnd_dvc_nr(priv) ((priv)->dvc_nr)
583 
584 
585 #endif
586