xref: /openbmc/linux/sound/soc/sh/rcar/rsnd.h (revision b3fc95ad)
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_MODE2,
51 	RSND_REG_SSI_CONTROL,
52 	RSND_REG_SSI_CTRL,		/* Gen2 only */
53 	RSND_REG_SSI_BUSIF_MODE,	/* Gen2 only */
54 	RSND_REG_SSI_BUSIF_ADINR,	/* Gen2 only */
55 	RSND_REG_SSI_BUSIF_DALIGN,	/* Gen2 only */
56 	RSND_REG_SSI_INT_ENABLE,	/* Gen2 only */
57 	RSND_REG_SRC_I_BUSIF_MODE,
58 	RSND_REG_SRC_O_BUSIF_MODE,
59 	RSND_REG_SRC_ROUTE_MODE0,
60 	RSND_REG_SRC_SWRSR,
61 	RSND_REG_SRC_SRCIR,
62 	RSND_REG_SRC_ADINR,
63 	RSND_REG_SRC_IFSCR,
64 	RSND_REG_SRC_IFSVR,
65 	RSND_REG_SRC_SRCCR,
66 	RSND_REG_SRC_CTRL,		/* Gen2 only */
67 	RSND_REG_SRC_BSDSR,		/* Gen2 only */
68 	RSND_REG_SRC_BSISR,		/* Gen2 only */
69 	RSND_REG_SRC_INT_ENABLE0,	/* Gen2 only */
70 	RSND_REG_SRC_BUSIF_DALIGN,	/* Gen2 only */
71 	RSND_REG_SRCIN_TIMSEL0,		/* Gen2 only */
72 	RSND_REG_SRCIN_TIMSEL1,		/* Gen2 only */
73 	RSND_REG_SRCIN_TIMSEL2,		/* Gen2 only */
74 	RSND_REG_SRCIN_TIMSEL3,		/* Gen2 only */
75 	RSND_REG_SRCIN_TIMSEL4,		/* Gen2 only */
76 	RSND_REG_SRCOUT_TIMSEL0,	/* Gen2 only */
77 	RSND_REG_SRCOUT_TIMSEL1,	/* Gen2 only */
78 	RSND_REG_SRCOUT_TIMSEL2,	/* Gen2 only */
79 	RSND_REG_SRCOUT_TIMSEL3,	/* Gen2 only */
80 	RSND_REG_SRCOUT_TIMSEL4,	/* Gen2 only */
81 	RSND_REG_SCU_SYS_STATUS0,
82 	RSND_REG_SCU_SYS_STATUS1,	/* Gen2 only */
83 	RSND_REG_SCU_SYS_INT_EN0,
84 	RSND_REG_SCU_SYS_INT_EN1,	/* Gen2 only */
85 	RSND_REG_CMD_CTRL,		/* Gen2 only */
86 	RSND_REG_CMD_BUSIF_DALIGN,	/* Gen2 only */
87 	RSND_REG_CMD_ROUTE_SLCT,
88 	RSND_REG_CMDOUT_TIMSEL,		/* Gen2 only */
89 	RSND_REG_CTU_SWRSR,
90 	RSND_REG_CTU_CTUIR,
91 	RSND_REG_CTU_ADINR,
92 	RSND_REG_CTU_CPMDR,
93 	RSND_REG_CTU_SCMDR,
94 	RSND_REG_CTU_SV00R,
95 	RSND_REG_CTU_SV01R,
96 	RSND_REG_CTU_SV02R,
97 	RSND_REG_CTU_SV03R,
98 	RSND_REG_CTU_SV04R,
99 	RSND_REG_CTU_SV05R,
100 	RSND_REG_CTU_SV06R,
101 	RSND_REG_CTU_SV07R,
102 	RSND_REG_CTU_SV10R,
103 	RSND_REG_CTU_SV11R,
104 	RSND_REG_CTU_SV12R,
105 	RSND_REG_CTU_SV13R,
106 	RSND_REG_CTU_SV14R,
107 	RSND_REG_CTU_SV15R,
108 	RSND_REG_CTU_SV16R,
109 	RSND_REG_CTU_SV17R,
110 	RSND_REG_CTU_SV20R,
111 	RSND_REG_CTU_SV21R,
112 	RSND_REG_CTU_SV22R,
113 	RSND_REG_CTU_SV23R,
114 	RSND_REG_CTU_SV24R,
115 	RSND_REG_CTU_SV25R,
116 	RSND_REG_CTU_SV26R,
117 	RSND_REG_CTU_SV27R,
118 	RSND_REG_CTU_SV30R,
119 	RSND_REG_CTU_SV31R,
120 	RSND_REG_CTU_SV32R,
121 	RSND_REG_CTU_SV33R,
122 	RSND_REG_CTU_SV34R,
123 	RSND_REG_CTU_SV35R,
124 	RSND_REG_CTU_SV36R,
125 	RSND_REG_CTU_SV37R,
126 	RSND_REG_MIX_SWRSR,
127 	RSND_REG_MIX_MIXIR,
128 	RSND_REG_MIX_ADINR,
129 	RSND_REG_MIX_MIXMR,
130 	RSND_REG_MIX_MVPDR,
131 	RSND_REG_MIX_MDBAR,
132 	RSND_REG_MIX_MDBBR,
133 	RSND_REG_MIX_MDBCR,
134 	RSND_REG_MIX_MDBDR,
135 	RSND_REG_MIX_MDBER,
136 	RSND_REG_DVC_SWRSR,
137 	RSND_REG_DVC_DVUIR,
138 	RSND_REG_DVC_ADINR,
139 	RSND_REG_DVC_DVUCR,
140 	RSND_REG_DVC_ZCMCR,
141 	RSND_REG_DVC_VOL0R,
142 	RSND_REG_DVC_VOL1R,
143 	RSND_REG_DVC_VOL2R,
144 	RSND_REG_DVC_VOL3R,
145 	RSND_REG_DVC_VOL4R,
146 	RSND_REG_DVC_VOL5R,
147 	RSND_REG_DVC_VOL6R,
148 	RSND_REG_DVC_VOL7R,
149 	RSND_REG_DVC_DVUER,
150 	RSND_REG_DVC_VRCTR,		/* Gen2 only */
151 	RSND_REG_DVC_VRPDR,		/* Gen2 only */
152 	RSND_REG_DVC_VRDBR,		/* Gen2 only */
153 
154 	/* ADG */
155 	RSND_REG_BRRA,
156 	RSND_REG_BRRB,
157 	RSND_REG_SSICKR,
158 	RSND_REG_DIV_EN,		/* Gen2 only */
159 	RSND_REG_AUDIO_CLK_SEL0,
160 	RSND_REG_AUDIO_CLK_SEL1,
161 	RSND_REG_AUDIO_CLK_SEL2,	/* Gen2 only */
162 
163 	/* SSI */
164 	RSND_REG_SSICR,
165 	RSND_REG_SSISR,
166 	RSND_REG_SSITDR,
167 	RSND_REG_SSIRDR,
168 	RSND_REG_SSIWSR,
169 
170 	RSND_REG_MAX,
171 };
172 
173 struct rsnd_priv;
174 struct rsnd_mod;
175 struct rsnd_dai;
176 struct rsnd_dai_stream;
177 
178 /*
179  *	R-Car basic functions
180  */
181 #define rsnd_mod_read(m, r) \
182 	rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
183 #define rsnd_mod_write(m, r, d) \
184 	rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
185 #define rsnd_mod_bset(m, r, s, d) \
186 	rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
187 
188 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
189 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
190 		enum rsnd_reg reg, u32 data);
191 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
192 		enum rsnd_reg reg, u32 data);
193 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
194 		    u32 mask, u32 data);
195 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
196 u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
197 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
198 
199 /*
200  *	R-Car DMA
201  */
202 int rsnd_dma_attach(struct rsnd_dai_stream *io,
203 		    struct rsnd_mod *mod, struct rsnd_mod **dma_mod, int id);
204 int rsnd_dma_probe(struct rsnd_priv *priv);
205 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
206 					  struct rsnd_mod *mod, char *name);
207 
208 /*
209  *	R-Car sound mod
210  */
211 enum rsnd_mod_type {
212 	RSND_MOD_AUDMAPP,
213 	RSND_MOD_AUDMA,
214 	RSND_MOD_DVC,
215 	RSND_MOD_MIX,
216 	RSND_MOD_CTU,
217 	RSND_MOD_CMD,
218 	RSND_MOD_SRC,
219 	RSND_MOD_SSIM3,		/* SSI multi 3 */
220 	RSND_MOD_SSIM2,		/* SSI multi 2 */
221 	RSND_MOD_SSIM1,		/* SSI multi 1 */
222 	RSND_MOD_SSIP,		/* SSI parent */
223 	RSND_MOD_SSI,
224 	RSND_MOD_SSIU,
225 	RSND_MOD_MAX,
226 };
227 
228 struct rsnd_mod_ops {
229 	char *name;
230 	struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
231 				    struct rsnd_mod *mod);
232 	int (*probe)(struct rsnd_mod *mod,
233 		     struct rsnd_dai_stream *io,
234 		     struct rsnd_priv *priv);
235 	int (*remove)(struct rsnd_mod *mod,
236 		      struct rsnd_dai_stream *io,
237 		      struct rsnd_priv *priv);
238 	int (*init)(struct rsnd_mod *mod,
239 		    struct rsnd_dai_stream *io,
240 		    struct rsnd_priv *priv);
241 	int (*quit)(struct rsnd_mod *mod,
242 		    struct rsnd_dai_stream *io,
243 		    struct rsnd_priv *priv);
244 	int (*start)(struct rsnd_mod *mod,
245 		     struct rsnd_dai_stream *io,
246 		     struct rsnd_priv *priv);
247 	int (*stop)(struct rsnd_mod *mod,
248 		    struct rsnd_dai_stream *io,
249 		    struct rsnd_priv *priv);
250 	int (*irq)(struct rsnd_mod *mod,
251 		   struct rsnd_dai_stream *io,
252 		   struct rsnd_priv *priv, int enable);
253 	int (*pcm_new)(struct rsnd_mod *mod,
254 		       struct rsnd_dai_stream *io,
255 		       struct snd_soc_pcm_runtime *rtd);
256 	int (*hw_params)(struct rsnd_mod *mod,
257 			 struct rsnd_dai_stream *io,
258 			 struct snd_pcm_substream *substream,
259 			 struct snd_pcm_hw_params *hw_params);
260 	int (*fallback)(struct rsnd_mod *mod,
261 			struct rsnd_dai_stream *io,
262 			struct rsnd_priv *priv);
263 };
264 
265 struct rsnd_dai_stream;
266 struct rsnd_mod {
267 	int id;
268 	enum rsnd_mod_type type;
269 	struct rsnd_mod_ops *ops;
270 	struct rsnd_priv *priv;
271 	struct clk *clk;
272 	u32 *(*get_status)(struct rsnd_dai_stream *io,
273 			   struct rsnd_mod *mod,
274 			   enum rsnd_mod_type type);
275 	u32 status;
276 };
277 /*
278  * status
279  *
280  * 0xH0000CB0
281  *
282  * B	0: init		1: quit
283  * C	0: start	1: stop
284  *
285  * H is always called (see __rsnd_mod_call)
286  * H	0: probe	1: remove
287  * H	0: pcm_new
288  * H	0: fallback
289  * H	0: hw_params
290  */
291 #define __rsnd_mod_shift_init		4
292 #define __rsnd_mod_shift_quit		4
293 #define __rsnd_mod_shift_start		8
294 #define __rsnd_mod_shift_stop		8
295 #define __rsnd_mod_shift_probe		28 /* always called */
296 #define __rsnd_mod_shift_remove		28 /* always called */
297 #define __rsnd_mod_shift_irq		28 /* always called */
298 #define __rsnd_mod_shift_pcm_new	28 /* always called */
299 #define __rsnd_mod_shift_fallback	28 /* always called */
300 #define __rsnd_mod_shift_hw_params	28 /* always called */
301 
302 #define __rsnd_mod_add_probe		0
303 #define __rsnd_mod_add_remove		0
304 #define __rsnd_mod_add_init		 1
305 #define __rsnd_mod_add_quit		-1
306 #define __rsnd_mod_add_start		 1
307 #define __rsnd_mod_add_stop		-1
308 #define __rsnd_mod_add_irq		0
309 #define __rsnd_mod_add_pcm_new		0
310 #define __rsnd_mod_add_fallback		0
311 #define __rsnd_mod_add_hw_params	0
312 
313 #define __rsnd_mod_call_probe		0
314 #define __rsnd_mod_call_remove		0
315 #define __rsnd_mod_call_init		0
316 #define __rsnd_mod_call_quit		1
317 #define __rsnd_mod_call_start		0
318 #define __rsnd_mod_call_stop		1
319 #define __rsnd_mod_call_irq		0
320 #define __rsnd_mod_call_pcm_new		0
321 #define __rsnd_mod_call_fallback	0
322 #define __rsnd_mod_call_hw_params	0
323 
324 #define rsnd_mod_to_priv(mod) ((mod)->priv)
325 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
326 #define rsnd_mod_power_on(mod)	clk_enable((mod)->clk)
327 #define rsnd_mod_power_off(mod)	clk_disable((mod)->clk)
328 #define rsnd_mod_get(ip)	(&(ip)->mod)
329 
330 int rsnd_mod_init(struct rsnd_priv *priv,
331 		  struct rsnd_mod *mod,
332 		  struct rsnd_mod_ops *ops,
333 		  struct clk *clk,
334 		  u32* (*get_status)(struct rsnd_dai_stream *io,
335 				     struct rsnd_mod *mod,
336 				     enum rsnd_mod_type type),
337 		  enum rsnd_mod_type type,
338 		  int id);
339 void rsnd_mod_quit(struct rsnd_mod *mod);
340 char *rsnd_mod_name(struct rsnd_mod *mod);
341 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
342 				  struct rsnd_mod *mod);
343 void rsnd_mod_interrupt(struct rsnd_mod *mod,
344 			void (*callback)(struct rsnd_mod *mod,
345 					 struct rsnd_dai_stream *io));
346 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io,
347 			 struct rsnd_mod *mod,
348 			 enum rsnd_mod_type type);
349 
350 void rsnd_parse_connect_common(struct rsnd_dai *rdai,
351 		struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
352 		struct device_node *node,
353 		struct device_node *playback,
354 		struct device_node *capture);
355 
356 void rsnd_set_slot(struct rsnd_dai *rdai,
357 		   int slots, int slots_total);
358 int rsnd_get_slot(struct rsnd_dai_stream *io);
359 int rsnd_get_slot_width(struct rsnd_dai_stream *io);
360 int rsnd_get_slot_num(struct rsnd_dai_stream *io);
361 
362 /*
363  *	R-Car sound DAI
364  */
365 #define RSND_DAI_NAME_SIZE	16
366 struct rsnd_dai_stream {
367 	char name[RSND_DAI_NAME_SIZE];
368 	struct snd_pcm_substream *substream;
369 	struct rsnd_mod *mod[RSND_MOD_MAX];
370 	struct rsnd_dai_path_info *info; /* rcar_snd.h */
371 	struct rsnd_dai *rdai;
372 	u32 parent_ssi_status;
373 	int byte_pos;
374 	int period_pos;
375 	int byte_per_period;
376 	int next_period_byte;
377 };
378 #define rsnd_io_to_mod(io, i)	((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
379 #define rsnd_io_to_mod_ssi(io)	rsnd_io_to_mod((io), RSND_MOD_SSI)
380 #define rsnd_io_to_mod_ssip(io)	rsnd_io_to_mod((io), RSND_MOD_SSIP)
381 #define rsnd_io_to_mod_src(io)	rsnd_io_to_mod((io), RSND_MOD_SRC)
382 #define rsnd_io_to_mod_ctu(io)	rsnd_io_to_mod((io), RSND_MOD_CTU)
383 #define rsnd_io_to_mod_mix(io)	rsnd_io_to_mod((io), RSND_MOD_MIX)
384 #define rsnd_io_to_mod_dvc(io)	rsnd_io_to_mod((io), RSND_MOD_DVC)
385 #define rsnd_io_to_mod_cmd(io)	rsnd_io_to_mod((io), RSND_MOD_CMD)
386 #define rsnd_io_to_rdai(io)	((io)->rdai)
387 #define rsnd_io_to_priv(io)	(rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
388 #define rsnd_io_is_play(io)	(&rsnd_io_to_rdai(io)->playback == io)
389 #define rsnd_io_to_runtime(io) ((io)->substream ? \
390 				(io)->substream->runtime : NULL)
391 int rsnd_io_is_working(struct rsnd_dai_stream *io);
392 
393 struct rsnd_dai {
394 	char name[RSND_DAI_NAME_SIZE];
395 	struct rsnd_dai_stream playback;
396 	struct rsnd_dai_stream capture;
397 	struct rsnd_priv *priv;
398 
399 	int slots;
400 	int slots_num;
401 
402 	unsigned int clk_master:1;
403 	unsigned int bit_clk_inv:1;
404 	unsigned int frm_clk_inv:1;
405 	unsigned int sys_delay:1;
406 	unsigned int data_alignment:1;
407 };
408 
409 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
410 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
411 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
412 #define for_each_rsnd_dai(rdai, priv, i)		\
413 	for (i = 0;					\
414 	     (i < rsnd_rdai_nr(priv)) &&		\
415 	     ((rdai) = rsnd_rdai_get(priv, i));		\
416 	     i++)
417 
418 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
419 
420 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
421 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
422 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
423 int rsnd_dai_connect(struct rsnd_mod *mod,
424 		     struct rsnd_dai_stream *io,
425 		     enum rsnd_mod_type type);
426 #define rsnd_dai_of_node(priv)						\
427 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
428 
429 /*
430  *	R-Car Gen1/Gen2
431  */
432 int rsnd_gen_probe(struct rsnd_priv *priv);
433 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
434 			       struct rsnd_mod *mod,
435 			       enum rsnd_reg reg);
436 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
437 
438 /*
439  *	R-Car ADG
440  */
441 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
442 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
443 int rsnd_adg_probe(struct rsnd_priv *priv);
444 void rsnd_adg_remove(struct rsnd_priv *priv);
445 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
446 				  struct rsnd_dai_stream *io,
447 				  unsigned int src_rate,
448 				  unsigned int dst_rate);
449 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
450 				     struct rsnd_dai_stream *io);
451 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
452 				 struct rsnd_dai_stream *io);
453 
454 /*
455  *	R-Car sound priv
456  */
457 struct rsnd_priv {
458 
459 	struct platform_device *pdev;
460 	spinlock_t lock;
461 	unsigned long flags;
462 #define RSND_GEN_MASK	(0xF << 0)
463 #define RSND_GEN1	(1 << 0)
464 #define RSND_GEN2	(2 << 0)
465 
466 	/*
467 	 * below value will be filled on rsnd_gen_probe()
468 	 */
469 	void *gen;
470 
471 	/*
472 	 * below value will be filled on rsnd_adg_probe()
473 	 */
474 	void *adg;
475 
476 	/*
477 	 * below value will be filled on rsnd_dma_probe()
478 	 */
479 	void *dma;
480 
481 	/*
482 	 * below value will be filled on rsnd_ssi_probe()
483 	 */
484 	void *ssi;
485 	int ssi_nr;
486 
487 	/*
488 	 * below value will be filled on rsnd_ssiu_probe()
489 	 */
490 	void *ssiu;
491 	int ssiu_nr;
492 
493 	/*
494 	 * below value will be filled on rsnd_src_probe()
495 	 */
496 	void *src;
497 	int src_nr;
498 
499 	/*
500 	 * below value will be filled on rsnd_ctu_probe()
501 	 */
502 	void *ctu;
503 	int ctu_nr;
504 
505 	/*
506 	 * below value will be filled on rsnd_mix_probe()
507 	 */
508 	void *mix;
509 	int mix_nr;
510 
511 	/*
512 	 * below value will be filled on rsnd_dvc_probe()
513 	 */
514 	void *dvc;
515 	int dvc_nr;
516 
517 	/*
518 	 * below value will be filled on rsnd_cmd_probe()
519 	 */
520 	void *cmd;
521 	int cmd_nr;
522 
523 	/*
524 	 * below value will be filled on rsnd_dai_probe()
525 	 */
526 	struct snd_soc_dai_driver *daidrv;
527 	struct rsnd_dai *rdai;
528 	int rdai_nr;
529 };
530 
531 #define rsnd_priv_to_pdev(priv)	((priv)->pdev)
532 #define rsnd_priv_to_dev(priv)	(&(rsnd_priv_to_pdev(priv)->dev))
533 
534 #define rsnd_is_gen1(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
535 #define rsnd_is_gen2(priv)	(((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
536 
537 /*
538  *	rsnd_kctrl
539  */
540 struct rsnd_kctrl_cfg {
541 	unsigned int max;
542 	unsigned int size;
543 	u32 *val;
544 	const char * const *texts;
545 	void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
546 	struct rsnd_dai_stream *io;
547 	struct snd_card *card;
548 	struct snd_kcontrol *kctrl;
549 };
550 
551 #define RSND_MAX_CHANNELS	8
552 struct rsnd_kctrl_cfg_m {
553 	struct rsnd_kctrl_cfg cfg;
554 	u32 val[RSND_MAX_CHANNELS];
555 };
556 
557 struct rsnd_kctrl_cfg_s {
558 	struct rsnd_kctrl_cfg cfg;
559 	u32 val;
560 };
561 
562 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
563 #define rsnd_kctrl_remove(_cfg)	_rsnd_kctrl_remove(&((_cfg).cfg))
564 
565 int rsnd_kctrl_new_m(struct rsnd_mod *mod,
566 		     struct rsnd_dai_stream *io,
567 		     struct snd_soc_pcm_runtime *rtd,
568 		     const unsigned char *name,
569 		     void (*update)(struct rsnd_dai_stream *io,
570 				    struct rsnd_mod *mod),
571 		     struct rsnd_kctrl_cfg_m *_cfg,
572 		     int ch_size,
573 		     u32 max);
574 int rsnd_kctrl_new_s(struct rsnd_mod *mod,
575 		     struct rsnd_dai_stream *io,
576 		     struct snd_soc_pcm_runtime *rtd,
577 		     const unsigned char *name,
578 		     void (*update)(struct rsnd_dai_stream *io,
579 				    struct rsnd_mod *mod),
580 		     struct rsnd_kctrl_cfg_s *_cfg,
581 		     u32 max);
582 int rsnd_kctrl_new_e(struct rsnd_mod *mod,
583 		     struct rsnd_dai_stream *io,
584 		     struct snd_soc_pcm_runtime *rtd,
585 		     const unsigned char *name,
586 		     struct rsnd_kctrl_cfg_s *_cfg,
587 		     void (*update)(struct rsnd_dai_stream *io,
588 				    struct rsnd_mod *mod),
589 		     const char * const *texts,
590 		     u32 max);
591 
592 /*
593  *	R-Car SSI
594  */
595 int rsnd_ssi_probe(struct rsnd_priv *priv);
596 void rsnd_ssi_remove(struct rsnd_priv *priv);
597 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
598 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
599 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
600 u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io);
601 
602 #define rsnd_ssi_is_pin_sharing(io)	\
603 	__rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
604 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
605 
606 #define rsnd_ssi_of_node(priv)						\
607 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
608 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai,
609 			    struct device_node *playback,
610 			    struct device_node *capture);
611 
612 /*
613  *	R-Car SSIU
614  */
615 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
616 		     struct rsnd_mod *mod);
617 int rsnd_ssiu_probe(struct rsnd_priv *priv);
618 void rsnd_ssiu_remove(struct rsnd_priv *priv);
619 
620 /*
621  *	R-Car SRC
622  */
623 int rsnd_src_probe(struct rsnd_priv *priv);
624 void rsnd_src_remove(struct rsnd_priv *priv);
625 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
626 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
627 				   struct rsnd_dai_stream *io,
628 				   struct snd_pcm_runtime *runtime);
629 #define rsnd_src_of_node(priv)						\
630 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
631 #define rsnd_parse_connect_src(rdai, playback, capture)			\
632 	rsnd_parse_connect_common(rdai, rsnd_src_mod_get,		\
633 				  rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
634 						   playback, capture)
635 
636 /*
637  *	R-Car CTU
638  */
639 int rsnd_ctu_probe(struct rsnd_priv *priv);
640 void rsnd_ctu_remove(struct rsnd_priv *priv);
641 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
642 #define rsnd_ctu_of_node(priv)						\
643 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
644 #define rsnd_parse_connect_ctu(rdai, playback, capture)			\
645 	rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get,		\
646 				  rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
647 						   playback, capture)
648 
649 /*
650  *	R-Car MIX
651  */
652 int rsnd_mix_probe(struct rsnd_priv *priv);
653 void rsnd_mix_remove(struct rsnd_priv *priv);
654 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
655 #define rsnd_mix_of_node(priv)						\
656 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
657 #define rsnd_parse_connect_mix(rdai, playback, capture)			\
658 	rsnd_parse_connect_common(rdai, rsnd_mix_mod_get,		\
659 				  rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
660 						   playback, capture)
661 
662 /*
663  *	R-Car DVC
664  */
665 int rsnd_dvc_probe(struct rsnd_priv *priv);
666 void rsnd_dvc_remove(struct rsnd_priv *priv);
667 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
668 #define rsnd_dvc_of_node(priv)						\
669 	of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
670 #define rsnd_parse_connect_dvc(rdai, playback, capture)			\
671 	rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get,		\
672 				  rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
673 						   playback, capture)
674 
675 /*
676  *	R-Car CMD
677  */
678 int rsnd_cmd_probe(struct rsnd_priv *priv);
679 void rsnd_cmd_remove(struct rsnd_priv *priv);
680 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
681 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
682 
683 #ifdef DEBUG
684 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
685 #define rsnd_mod_confirm_ssi(mssi)	rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
686 #define rsnd_mod_confirm_src(msrc)	rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
687 #define rsnd_mod_confirm_dvc(mdvc)	rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
688 #else
689 #define rsnd_mod_confirm_ssi(mssi)
690 #define rsnd_mod_confirm_src(msrc)
691 #define rsnd_mod_confirm_dvc(mdvc)
692 #endif
693 
694 #endif
695