sound/soc/sh/rcar/rsnd.h

   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_force_write(m, r, d) \
 186         rsnd_force_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
 187 #define rsnd_mod_bset(m, r, s, d) \
 188         rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
 189
 190 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
 191 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
 192                 enum rsnd_reg reg, u32 data);
 193 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
 194                 enum rsnd_reg reg, u32 data);
 195 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
 196                     u32 mask, u32 data);
 197 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
 198 u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
 199 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
 200
 201 /*
 202  *      R-Car DMA
 203  */
 204 int rsnd_dma_attach(struct rsnd_dai_stream *io,
 205                     struct rsnd_mod *mod, struct rsnd_mod **dma_mod, int id);
 206 int rsnd_dma_probe(struct rsnd_priv *priv);
 207 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
 208                                           struct rsnd_mod *mod, char *name);
 209
 210 /*
 211  *      R-Car sound mod
 212  */
 213 enum rsnd_mod_type {
 214         RSND_MOD_AUDMAPP,
 215         RSND_MOD_AUDMA,
 216         RSND_MOD_DVC,
 217         RSND_MOD_MIX,
 218         RSND_MOD_CTU,
 219         RSND_MOD_CMD,
 220         RSND_MOD_SRC,
 221         RSND_MOD_SSIM3,         /* SSI multi 3 */
 222         RSND_MOD_SSIM2,         /* SSI multi 2 */
 223         RSND_MOD_SSIM1,         /* SSI multi 1 */
 224         RSND_MOD_SSIP,          /* SSI parent */
 225         RSND_MOD_SSI,
 226         RSND_MOD_SSIU,
 227         RSND_MOD_MAX,
 228 };
 229
 230 struct rsnd_mod_ops {
 231         char *name;
 232         struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
 233                                     struct rsnd_mod *mod);
 234         int (*probe)(struct rsnd_mod *mod,
 235                      struct rsnd_dai_stream *io,
 236                      struct rsnd_priv *priv);
 237         int (*remove)(struct rsnd_mod *mod,
 238                       struct rsnd_dai_stream *io,
 239                       struct rsnd_priv *priv);
 240         int (*init)(struct rsnd_mod *mod,
 241                     struct rsnd_dai_stream *io,
 242                     struct rsnd_priv *priv);
 243         int (*quit)(struct rsnd_mod *mod,
 244                     struct rsnd_dai_stream *io,
 245                     struct rsnd_priv *priv);
 246         int (*start)(struct rsnd_mod *mod,
 247                      struct rsnd_dai_stream *io,
 248                      struct rsnd_priv *priv);
 249         int (*stop)(struct rsnd_mod *mod,
 250                     struct rsnd_dai_stream *io,
 251                     struct rsnd_priv *priv);
 252         int (*pcm_new)(struct rsnd_mod *mod,
 253                        struct rsnd_dai_stream *io,
 254                        struct snd_soc_pcm_runtime *rtd);
 255         int (*hw_params)(struct rsnd_mod *mod,
 256                          struct rsnd_dai_stream *io,
 257                          struct snd_pcm_substream *substream,
 258                          struct snd_pcm_hw_params *hw_params);
 259         int (*fallback)(struct rsnd_mod *mod,
 260                         struct rsnd_dai_stream *io,
 261                         struct rsnd_priv *priv);
 262 };
 263
 264 struct rsnd_dai_stream;
 265 struct rsnd_mod {
 266         int id;
 267         enum rsnd_mod_type type;
 268         struct rsnd_mod_ops *ops;
 269         struct rsnd_priv *priv;
 270         struct clk *clk;
 271         u32 *(*get_status)(struct rsnd_dai_stream *io,
 272                            struct rsnd_mod *mod,
 273                            enum rsnd_mod_type type);
 274         u32 status;
 275 };
 276 /*
 277  * status
 278  *
 279  * 0xH0000CB0
 280  *
 281  * B    0: init         1: quit
 282  * C    0: start        1: stop
 283  *
 284  * H is always called (see __rsnd_mod_call)
 285  * H    0: probe        1: remove
 286  * H    0: pcm_new
 287  * H    0: fallback
 288  * H    0: hw_params
 289  */
 290 #define __rsnd_mod_shift_init           4
 291 #define __rsnd_mod_shift_quit           4
 292 #define __rsnd_mod_shift_start          8
 293 #define __rsnd_mod_shift_stop           8
 294 #define __rsnd_mod_shift_probe          28 /* always called */
 295 #define __rsnd_mod_shift_remove         28 /* always called */
 296 #define __rsnd_mod_shift_pcm_new        28 /* always called */
 297 #define __rsnd_mod_shift_fallback       28 /* always called */
 298 #define __rsnd_mod_shift_hw_params      28 /* always called */
 299
 300 #define __rsnd_mod_add_probe            0
 301 #define __rsnd_mod_add_remove           0
 302 #define __rsnd_mod_add_init              1
 303 #define __rsnd_mod_add_quit             -1
 304 #define __rsnd_mod_add_start             1
 305 #define __rsnd_mod_add_stop             -1
 306 #define __rsnd_mod_add_pcm_new          0
 307 #define __rsnd_mod_add_fallback         0
 308 #define __rsnd_mod_add_hw_params        0
 309
 310 #define __rsnd_mod_call_probe           0
 311 #define __rsnd_mod_call_remove          0
 312 #define __rsnd_mod_call_init            0
 313 #define __rsnd_mod_call_quit            1
 314 #define __rsnd_mod_call_start           0
 315 #define __rsnd_mod_call_stop            1
 316 #define __rsnd_mod_call_pcm_new         0
 317 #define __rsnd_mod_call_fallback        0
 318 #define __rsnd_mod_call_hw_params       0
 319
 320 #define rsnd_mod_to_priv(mod) ((mod)->priv)
 321 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
 322 #define rsnd_mod_power_on(mod)  clk_enable((mod)->clk)
 323 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk)
 324 #define rsnd_mod_get(ip)        (&(ip)->mod)
 325
 326 int rsnd_mod_init(struct rsnd_priv *priv,
 327                   struct rsnd_mod *mod,
 328                   struct rsnd_mod_ops *ops,
 329                   struct clk *clk,
 330                   u32* (*get_status)(struct rsnd_dai_stream *io,
 331                                      struct rsnd_mod *mod,
 332                                      enum rsnd_mod_type type),
 333                   enum rsnd_mod_type type,
 334                   int id);
 335 void rsnd_mod_quit(struct rsnd_mod *mod);
 336 char *rsnd_mod_name(struct rsnd_mod *mod);
 337 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
 338                                   struct rsnd_mod *mod);
 339 void rsnd_mod_interrupt(struct rsnd_mod *mod,
 340                         void (*callback)(struct rsnd_mod *mod,
 341                                          struct rsnd_dai_stream *io));
 342 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io,
 343                          struct rsnd_mod *mod,
 344                          enum rsnd_mod_type type);
 345
 346 void rsnd_parse_connect_common(struct rsnd_dai *rdai,
 347                 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
 348                 struct device_node *node,
 349                 struct device_node *playback,
 350                 struct device_node *capture);
 351
 352 void rsnd_set_slot(struct rsnd_dai *rdai,
 353                    int slots, int slots_total);
 354 int rsnd_get_slot(struct rsnd_dai_stream *io);
 355 int rsnd_get_slot_width(struct rsnd_dai_stream *io);
 356 int rsnd_get_slot_num(struct rsnd_dai_stream *io);
 357
 358 /*
 359  *      R-Car sound DAI
 360  */
 361 #define RSND_DAI_NAME_SIZE      16
 362 struct rsnd_dai_stream {
 363         char name[RSND_DAI_NAME_SIZE];
 364         struct snd_pcm_substream *substream;
 365         struct rsnd_mod *mod[RSND_MOD_MAX];
 366         struct rsnd_dai_path_info *info; /* rcar_snd.h */
 367         struct rsnd_dai *rdai;
 368         u32 parent_ssi_status;
 369         int byte_pos;
 370         int period_pos;
 371         int byte_per_period;
 372         int next_period_byte;
 373 };
 374 #define rsnd_io_to_mod(io, i)   ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
 375 #define rsnd_io_to_mod_ssi(io)  rsnd_io_to_mod((io), RSND_MOD_SSI)
 376 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP)
 377 #define rsnd_io_to_mod_src(io)  rsnd_io_to_mod((io), RSND_MOD_SRC)
 378 #define rsnd_io_to_mod_ctu(io)  rsnd_io_to_mod((io), RSND_MOD_CTU)
 379 #define rsnd_io_to_mod_mix(io)  rsnd_io_to_mod((io), RSND_MOD_MIX)
 380 #define rsnd_io_to_mod_dvc(io)  rsnd_io_to_mod((io), RSND_MOD_DVC)
 381 #define rsnd_io_to_mod_cmd(io)  rsnd_io_to_mod((io), RSND_MOD_CMD)
 382 #define rsnd_io_to_rdai(io)     ((io)->rdai)
 383 #define rsnd_io_to_priv(io)     (rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
 384 #define rsnd_io_is_play(io)     (&rsnd_io_to_rdai(io)->playback == io)
 385 #define rsnd_io_to_runtime(io) ((io)->substream ? \
 386                                 (io)->substream->runtime : NULL)
 387 int rsnd_io_is_working(struct rsnd_dai_stream *io);
 388
 389 struct rsnd_dai {
 390         char name[RSND_DAI_NAME_SIZE];
 391         struct rsnd_dai_stream playback;
 392         struct rsnd_dai_stream capture;
 393         struct rsnd_priv *priv;
 394
 395         int slots;
 396         int slots_num;
 397
 398         unsigned int clk_master:1;
 399         unsigned int bit_clk_inv:1;
 400         unsigned int frm_clk_inv:1;
 401         unsigned int sys_delay:1;
 402         unsigned int data_alignment:1;
 403 };
 404
 405 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
 406 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
 407 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
 408 #define for_each_rsnd_dai(rdai, priv, i)                \
 409         for (i = 0;                                     \
 410              (i < rsnd_rdai_nr(priv)) &&                \
 411              ((rdai) = rsnd_rdai_get(priv, i));         \
 412              i++)
 413
 414 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
 415
 416 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
 417 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
 418 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
 419 int rsnd_dai_connect(struct rsnd_mod *mod,
 420                      struct rsnd_dai_stream *io,
 421                      enum rsnd_mod_type type);
 422 #define rsnd_dai_of_node(priv)                                          \
 423         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
 424
 425 /*
 426  *      R-Car Gen1/Gen2
 427  */
 428 int rsnd_gen_probe(struct rsnd_priv *priv);
 429 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
 430                                struct rsnd_mod *mod,
 431                                enum rsnd_reg reg);
 432 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
 433
 434 /*
 435  *      R-Car ADG
 436  */
 437 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
 438 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
 439 int rsnd_adg_probe(struct rsnd_priv *priv);
 440 void rsnd_adg_remove(struct rsnd_priv *priv);
 441 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
 442                                   struct rsnd_dai_stream *io,
 443                                   unsigned int src_rate,
 444                                   unsigned int dst_rate);
 445 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
 446                                      struct rsnd_dai_stream *io);
 447 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
 448                                  struct rsnd_dai_stream *io);
 449
 450 /*
 451  *      R-Car sound priv
 452  */
 453 struct rsnd_priv {
 454
 455         struct platform_device *pdev;
 456         spinlock_t lock;
 457         unsigned long flags;
 458 #define RSND_GEN_MASK   (0xF << 0)
 459 #define RSND_GEN1       (1 << 0)
 460 #define RSND_GEN2       (2 << 0)
 461
 462         /*
 463          * below value will be filled on rsnd_gen_probe()
 464          */
 465         void *gen;
 466
 467         /*
 468          * below value will be filled on rsnd_adg_probe()
 469          */
 470         void *adg;
 471
 472         /*
 473          * below value will be filled on rsnd_dma_probe()
 474          */
 475         void *dma;
 476
 477         /*
 478          * below value will be filled on rsnd_ssi_probe()
 479          */
 480         void *ssi;
 481         int ssi_nr;
 482
 483         /*
 484          * below value will be filled on rsnd_ssiu_probe()
 485          */
 486         void *ssiu;
 487         int ssiu_nr;
 488
 489         /*
 490          * below value will be filled on rsnd_src_probe()
 491          */
 492         void *src;
 493         int src_nr;
 494
 495         /*
 496          * below value will be filled on rsnd_ctu_probe()
 497          */
 498         void *ctu;
 499         int ctu_nr;
 500
 501         /*
 502          * below value will be filled on rsnd_mix_probe()
 503          */
 504         void *mix;
 505         int mix_nr;
 506
 507         /*
 508          * below value will be filled on rsnd_dvc_probe()
 509          */
 510         void *dvc;
 511         int dvc_nr;
 512
 513         /*
 514          * below value will be filled on rsnd_cmd_probe()
 515          */
 516         void *cmd;
 517         int cmd_nr;
 518
 519         /*
 520          * below value will be filled on rsnd_dai_probe()
 521          */
 522         struct snd_soc_dai_driver *daidrv;
 523         struct rsnd_dai *rdai;
 524         int rdai_nr;
 525 };
 526
 527 #define rsnd_priv_to_pdev(priv) ((priv)->pdev)
 528 #define rsnd_priv_to_dev(priv)  (&(rsnd_priv_to_pdev(priv)->dev))
 529
 530 #define rsnd_is_gen1(priv)      (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
 531 #define rsnd_is_gen2(priv)      (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
 532
 533 /*
 534  *      rsnd_kctrl
 535  */
 536 struct rsnd_kctrl_cfg {
 537         unsigned int max;
 538         unsigned int size;
 539         u32 *val;
 540         const char * const *texts;
 541         void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
 542         struct rsnd_dai_stream *io;
 543         struct snd_card *card;
 544         struct snd_kcontrol *kctrl;
 545 };
 546
 547 #define RSND_DVC_CHANNELS       8
 548 struct rsnd_kctrl_cfg_m {
 549         struct rsnd_kctrl_cfg cfg;
 550         u32 val[RSND_DVC_CHANNELS];
 551 };
 552
 553 struct rsnd_kctrl_cfg_s {
 554         struct rsnd_kctrl_cfg cfg;
 555         u32 val;
 556 };
 557
 558 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
 559 #define rsnd_kctrl_remove(_cfg) _rsnd_kctrl_remove(&((_cfg).cfg))
 560
 561 int rsnd_kctrl_new_m(struct rsnd_mod *mod,
 562                      struct rsnd_dai_stream *io,
 563                      struct snd_soc_pcm_runtime *rtd,
 564                      const unsigned char *name,
 565                      void (*update)(struct rsnd_dai_stream *io,
 566                                     struct rsnd_mod *mod),
 567                      struct rsnd_kctrl_cfg_m *_cfg,
 568                      int ch_size,
 569                      u32 max);
 570 int rsnd_kctrl_new_s(struct rsnd_mod *mod,
 571                      struct rsnd_dai_stream *io,
 572                      struct snd_soc_pcm_runtime *rtd,
 573                      const unsigned char *name,
 574                      void (*update)(struct rsnd_dai_stream *io,
 575                                     struct rsnd_mod *mod),
 576                      struct rsnd_kctrl_cfg_s *_cfg,
 577                      u32 max);
 578 int rsnd_kctrl_new_e(struct rsnd_mod *mod,
 579                      struct rsnd_dai_stream *io,
 580                      struct snd_soc_pcm_runtime *rtd,
 581                      const unsigned char *name,
 582                      struct rsnd_kctrl_cfg_s *_cfg,
 583                      void (*update)(struct rsnd_dai_stream *io,
 584                                     struct rsnd_mod *mod),
 585                      const char * const *texts,
 586                      u32 max);
 587
 588 /*
 589  *      R-Car SSI
 590  */
 591 int rsnd_ssi_probe(struct rsnd_priv *priv);
 592 void rsnd_ssi_remove(struct rsnd_priv *priv);
 593 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
 594 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
 595 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
 596 u32 rsnd_ssi_multi_slaves(struct rsnd_dai_stream *io);
 597
 598 #define rsnd_ssi_is_pin_sharing(io)     \
 599         __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
 600 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
 601
 602 #define rsnd_ssi_of_node(priv)                                          \
 603         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
 604 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai,
 605                             struct device_node *playback,
 606                             struct device_node *capture);
 607
 608 /*
 609  *      R-Car SSIU
 610  */
 611 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
 612                      struct rsnd_mod *mod);
 613 int rsnd_ssiu_probe(struct rsnd_priv *priv);
 614 void rsnd_ssiu_remove(struct rsnd_priv *priv);
 615
 616 /*
 617  *      R-Car SRC
 618  */
 619 int rsnd_src_probe(struct rsnd_priv *priv);
 620 void rsnd_src_remove(struct rsnd_priv *priv);
 621 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
 622 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
 623                                    struct rsnd_dai_stream *io,
 624                                    struct snd_pcm_runtime *runtime);
 625 #define rsnd_src_of_node(priv)                                          \
 626         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
 627 #define rsnd_parse_connect_src(rdai, playback, capture)                 \
 628         rsnd_parse_connect_common(rdai, rsnd_src_mod_get,               \
 629                                   rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
 630                                                    playback, capture)
 631
 632 /*
 633  *      R-Car CTU
 634  */
 635 int rsnd_ctu_probe(struct rsnd_priv *priv);
 636 void rsnd_ctu_remove(struct rsnd_priv *priv);
 637 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
 638 #define rsnd_ctu_of_node(priv)                                          \
 639         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
 640 #define rsnd_parse_connect_ctu(rdai, playback, capture)                 \
 641         rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get,               \
 642                                   rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
 643                                                    playback, capture)
 644
 645 /*
 646  *      R-Car MIX
 647  */
 648 int rsnd_mix_probe(struct rsnd_priv *priv);
 649 void rsnd_mix_remove(struct rsnd_priv *priv);
 650 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
 651 #define rsnd_mix_of_node(priv)                                          \
 652         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
 653 #define rsnd_parse_connect_mix(rdai, playback, capture)                 \
 654         rsnd_parse_connect_common(rdai, rsnd_mix_mod_get,               \
 655                                   rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
 656                                                    playback, capture)
 657
 658 /*
 659  *      R-Car DVC
 660  */
 661 int rsnd_dvc_probe(struct rsnd_priv *priv);
 662 void rsnd_dvc_remove(struct rsnd_priv *priv);
 663 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
 664 #define rsnd_dvc_of_node(priv)                                          \
 665         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
 666 #define rsnd_parse_connect_dvc(rdai, playback, capture)                 \
 667         rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get,               \
 668                                   rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
 669                                                    playback, capture)
 670
 671 /*
 672  *      R-Car CMD
 673  */
 674 int rsnd_cmd_probe(struct rsnd_priv *priv);
 675 void rsnd_cmd_remove(struct rsnd_priv *priv);
 676 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
 677 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
 678
 679 #ifdef DEBUG
 680 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
 681 #define rsnd_mod_confirm_ssi(mssi)      rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
 682 #define rsnd_mod_confirm_src(msrc)      rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
 683 #define rsnd_mod_confirm_dvc(mdvc)      rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
 684 #else
 685 #define rsnd_mod_confirm_ssi(mssi)
 686 #define rsnd_mod_confirm_src(msrc)
 687 #define rsnd_mod_confirm_dvc(mdvc)
 688 #endif
 689
 690 #endif