LXR linux/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 */
  45enum 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
 173struct rsnd_priv;
 174struct rsnd_mod;
 175struct rsnd_dai;
 176struct 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
 188u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
 189void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
 190                enum rsnd_reg reg, u32 data);
 191void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
 192                enum rsnd_reg reg, u32 data);
 193void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
 194                    u32 mask, u32 data);
 195u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
 196u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
 197
 198/*
 199 *      R-Car DMA
 200 */
 201int rsnd_dma_attach(struct rsnd_dai_stream *io,
 202                    struct rsnd_mod *mod, struct rsnd_mod **dma_mod, int id);
 203int rsnd_dma_probe(struct rsnd_priv *priv);
 204struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
 205                                          struct rsnd_mod *mod, char *name);
 206
 207/*
 208 *      R-Car sound mod
 209 */
 210enum rsnd_mod_type {
 211        RSND_MOD_AUDMAPP,
 212        RSND_MOD_AUDMA,
 213        RSND_MOD_DVC,
 214        RSND_MOD_MIX,
 215        RSND_MOD_CTU,
 216        RSND_MOD_CMD,
 217        RSND_MOD_SRC,
 218        RSND_MOD_SSIM3,         /* SSI multi 3 */
 219        RSND_MOD_SSIM2,         /* SSI multi 2 */
 220        RSND_MOD_SSIM1,         /* SSI multi 1 */
 221        RSND_MOD_SSIP,          /* SSI parent */
 222        RSND_MOD_SSI,
 223        RSND_MOD_SSIU,
 224        RSND_MOD_MAX,
 225};
 226
 227struct rsnd_mod_ops {
 228        char *name;
 229        struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
 230                                    struct rsnd_mod *mod);
 231        int (*probe)(struct rsnd_mod *mod,
 232                     struct rsnd_dai_stream *io,
 233                     struct rsnd_priv *priv);
 234        int (*remove)(struct rsnd_mod *mod,
 235                      struct rsnd_dai_stream *io,
 236                      struct rsnd_priv *priv);
 237        int (*init)(struct rsnd_mod *mod,
 238                    struct rsnd_dai_stream *io,
 239                    struct rsnd_priv *priv);
 240        int (*quit)(struct rsnd_mod *mod,
 241                    struct rsnd_dai_stream *io,
 242                    struct rsnd_priv *priv);
 243        int (*start)(struct rsnd_mod *mod,
 244                     struct rsnd_dai_stream *io,
 245                     struct rsnd_priv *priv);
 246        int (*stop)(struct rsnd_mod *mod,
 247                    struct rsnd_dai_stream *io,
 248                    struct rsnd_priv *priv);
 249        int (*irq)(struct rsnd_mod *mod,
 250                   struct rsnd_dai_stream *io,
 251                   struct rsnd_priv *priv, int enable);
 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
 264struct rsnd_dai_stream;
 265struct 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_irq            28 /* always called */
 297#define __rsnd_mod_shift_pcm_new        28 /* always called */
 298#define __rsnd_mod_shift_fallback       28 /* always called */
 299#define __rsnd_mod_shift_hw_params      28 /* always called */
 300
 301#define __rsnd_mod_add_probe            0
 302#define __rsnd_mod_add_remove           0
 303#define __rsnd_mod_add_init              1
 304#define __rsnd_mod_add_quit             -1
 305#define __rsnd_mod_add_start             1
 306#define __rsnd_mod_add_stop             -1
 307#define __rsnd_mod_add_irq              0
 308#define __rsnd_mod_add_pcm_new          0
 309#define __rsnd_mod_add_fallback         0
 310#define __rsnd_mod_add_hw_params        0
 311
 312#define __rsnd_mod_call_probe           0
 313#define __rsnd_mod_call_remove          0
 314#define __rsnd_mod_call_init            0
 315#define __rsnd_mod_call_quit            1
 316#define __rsnd_mod_call_start           0
 317#define __rsnd_mod_call_stop            1
 318#define __rsnd_mod_call_irq             0
 319#define __rsnd_mod_call_pcm_new         0
 320#define __rsnd_mod_call_fallback        0
 321#define __rsnd_mod_call_hw_params       0
 322
 323#define rsnd_mod_to_priv(mod) ((mod)->priv)
 324#define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
 325#define rsnd_mod_power_on(mod)  clk_enable((mod)->clk)
 326#define rsnd_mod_power_off(mod) clk_disable((mod)->clk)
 327#define rsnd_mod_get(ip)        (&(ip)->mod)
 328
 329int rsnd_mod_init(struct rsnd_priv *priv,
 330                  struct rsnd_mod *mod,
 331                  struct rsnd_mod_ops *ops,
 332                  struct clk *clk,
 333                  u32* (*get_status)(struct rsnd_dai_stream *io,
 334                                     struct rsnd_mod *mod,
 335                                     enum rsnd_mod_type type),
 336                  enum rsnd_mod_type type,
 337                  int id);
 338void rsnd_mod_quit(struct rsnd_mod *mod);
 339char *rsnd_mod_name(struct rsnd_mod *mod);
 340struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
 341                                  struct rsnd_mod *mod);
 342void rsnd_mod_interrupt(struct rsnd_mod *mod,
 343                        void (*callback)(struct rsnd_mod *mod,
 344                                         struct rsnd_dai_stream *io));
 345u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io,
 346                         struct rsnd_mod *mod,
 347                         enum rsnd_mod_type type);
 348
 349void rsnd_parse_connect_common(struct rsnd_dai *rdai,
 350                struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
 351                struct device_node *node,
 352                struct device_node *playback,
 353                struct device_node *capture);
 354
 355void rsnd_set_slot(struct rsnd_dai *rdai,
 356                   int slots, int slots_total);
 357int rsnd_get_slot(struct rsnd_dai_stream *io);
 358int rsnd_get_slot_num(struct rsnd_dai_stream *io);
 359
 360int rsnd_runtime_channel_original(struct rsnd_dai_stream *io);
 361int rsnd_runtime_channel_after_ctu(struct rsnd_dai_stream *io);
 362int rsnd_runtime_channel_for_ssi(struct rsnd_dai_stream *io);
 363int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io);
 364int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io);
 365
 366/*
 367 *      R-Car sound DAI
 368 */
 369#define RSND_DAI_NAME_SIZE      16
 370struct rsnd_dai_stream {
 371        char name[RSND_DAI_NAME_SIZE];
 372        struct snd_pcm_substream *substream;
 373        struct rsnd_mod *mod[RSND_MOD_MAX];
 374        struct rsnd_dai_path_info *info; /* rcar_snd.h */
 375        struct rsnd_dai *rdai;
 376        u32 parent_ssi_status;
 377        int byte_pos;
 378        int period_pos;
 379        int byte_per_period;
 380        int next_period_byte;
 381};
 382#define rsnd_io_to_mod(io, i)   ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
 383#define rsnd_io_to_mod_ssi(io)  rsnd_io_to_mod((io), RSND_MOD_SSI)
 384#define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP)
 385#define rsnd_io_to_mod_src(io)  rsnd_io_to_mod((io), RSND_MOD_SRC)
 386#define rsnd_io_to_mod_ctu(io)  rsnd_io_to_mod((io), RSND_MOD_CTU)
 387#define rsnd_io_to_mod_mix(io)  rsnd_io_to_mod((io), RSND_MOD_MIX)
 388#define rsnd_io_to_mod_dvc(io)  rsnd_io_to_mod((io), RSND_MOD_DVC)
 389#define rsnd_io_to_mod_cmd(io)  rsnd_io_to_mod((io), RSND_MOD_CMD)
 390#define rsnd_io_to_rdai(io)     ((io)->rdai)
 391#define rsnd_io_to_priv(io)     (rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
 392#define rsnd_io_is_play(io)     (&rsnd_io_to_rdai(io)->playback == io)
 393#define rsnd_io_to_runtime(io) ((io)->substream ? \
 394                                (io)->substream->runtime : NULL)
 395int rsnd_io_is_working(struct rsnd_dai_stream *io);
 396
 397struct rsnd_dai {
 398        char name[RSND_DAI_NAME_SIZE];
 399        struct rsnd_dai_stream playback;
 400        struct rsnd_dai_stream capture;
 401        struct rsnd_priv *priv;
 402
 403        int slots;
 404        int slots_num;
 405
 406        unsigned int clk_master:1;
 407        unsigned int bit_clk_inv:1;
 408        unsigned int frm_clk_inv:1;
 409        unsigned int sys_delay:1;
 410        unsigned int data_alignment:1;
 411};
 412
 413#define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
 414#define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
 415#define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
 416#define for_each_rsnd_dai(rdai, priv, i)                \
 417        for (i = 0;                                     \
 418             (i < rsnd_rdai_nr(priv)) &&                \
 419             ((rdai) = rsnd_rdai_get(priv, i));         \
 420             i++)
 421
 422struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
 423
 424bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
 425void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
 426int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
 427int rsnd_dai_connect(struct rsnd_mod *mod,
 428                     struct rsnd_dai_stream *io,
 429                     enum rsnd_mod_type type);
 430#define rsnd_dai_of_node(priv)                                          \
 431        of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
 432
 433/*
 434 *      R-Car Gen1/Gen2
 435 */
 436int rsnd_gen_probe(struct rsnd_priv *priv);
 437void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
 438                               struct rsnd_mod *mod,
 439                               enum rsnd_reg reg);
 440phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
 441
 442/*
 443 *      R-Car ADG
 444 */
 445int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
 446int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
 447int rsnd_adg_probe(struct rsnd_priv *priv);
 448void rsnd_adg_remove(struct rsnd_priv *priv);
 449int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod,
 450                                  struct rsnd_dai_stream *io,
 451                                  unsigned int in_rate,
 452                                  unsigned int out_rate);
 453int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
 454                                 struct rsnd_dai_stream *io);
 455
 456/*
 457 *      R-Car sound priv
 458 */
 459struct rsnd_priv {
 460
 461        struct platform_device *pdev;
 462        spinlock_t lock;
 463        unsigned long flags;
 464#define RSND_GEN_MASK   (0xF << 0)
 465#define RSND_GEN1       (1 << 0)
 466#define RSND_GEN2       (2 << 0)
 467
 468        /*
 469         * below value will be filled on rsnd_gen_probe()
 470         */
 471        void *gen;
 472
 473        /*
 474         * below value will be filled on rsnd_adg_probe()
 475         */
 476        void *adg;
 477
 478        /*
 479         * below value will be filled on rsnd_dma_probe()
 480         */
 481        void *dma;
 482
 483        /*
 484         * below value will be filled on rsnd_ssi_probe()
 485         */
 486        void *ssi;
 487        int ssi_nr;
 488
 489        /*
 490         * below value will be filled on rsnd_ssiu_probe()
 491         */
 492        void *ssiu;
 493        int ssiu_nr;
 494
 495        /*
 496         * below value will be filled on rsnd_src_probe()
 497         */
 498        void *src;
 499        int src_nr;
 500
 501        /*
 502         * below value will be filled on rsnd_ctu_probe()
 503         */
 504        void *ctu;
 505        int ctu_nr;
 506
 507        /*
 508         * below value will be filled on rsnd_mix_probe()
 509         */
 510        void *mix;
 511        int mix_nr;
 512
 513        /*
 514         * below value will be filled on rsnd_dvc_probe()
 515         */
 516        void *dvc;
 517        int dvc_nr;
 518
 519        /*
 520         * below value will be filled on rsnd_cmd_probe()
 521         */
 522        void *cmd;
 523        int cmd_nr;
 524
 525        /*
 526         * below value will be filled on rsnd_dai_probe()
 527         */
 528        struct snd_soc_dai_driver *daidrv;
 529        struct rsnd_dai *rdai;
 530        int rdai_nr;
 531};
 532
 533#define rsnd_priv_to_pdev(priv) ((priv)->pdev)
 534#define rsnd_priv_to_dev(priv)  (&(rsnd_priv_to_pdev(priv)->dev))
 535
 536#define rsnd_is_gen1(priv)      (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
 537#define rsnd_is_gen2(priv)      (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
 538
 539/*
 540 *      rsnd_kctrl
 541 */
 542struct rsnd_kctrl_cfg {
 543        unsigned int max;
 544        unsigned int size;
 545        u32 *val;
 546        const char * const *texts;
 547        void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
 548        struct rsnd_dai_stream *io;
 549        struct snd_card *card;
 550        struct snd_kcontrol *kctrl;
 551};
 552
 553#define RSND_MAX_CHANNELS       8
 554struct rsnd_kctrl_cfg_m {
 555        struct rsnd_kctrl_cfg cfg;
 556        u32 val[RSND_MAX_CHANNELS];
 557};
 558
 559struct rsnd_kctrl_cfg_s {
 560        struct rsnd_kctrl_cfg cfg;
 561        u32 val;
 562};
 563
 564void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
 565#define rsnd_kctrl_remove(_cfg) _rsnd_kctrl_remove(&((_cfg).cfg))
 566
 567int rsnd_kctrl_new_m(struct rsnd_mod *mod,
 568                     struct rsnd_dai_stream *io,
 569                     struct snd_soc_pcm_runtime *rtd,
 570                     const unsigned char *name,
 571                     void (*update)(struct rsnd_dai_stream *io,
 572                                    struct rsnd_mod *mod),
 573                     struct rsnd_kctrl_cfg_m *_cfg,
 574                     int ch_size,
 575                     u32 max);
 576int rsnd_kctrl_new_s(struct rsnd_mod *mod,
 577                     struct rsnd_dai_stream *io,
 578                     struct snd_soc_pcm_runtime *rtd,
 579                     const unsigned char *name,
 580                     void (*update)(struct rsnd_dai_stream *io,
 581                                    struct rsnd_mod *mod),
 582                     struct rsnd_kctrl_cfg_s *_cfg,
 583                     u32 max);
 584int rsnd_kctrl_new_e(struct rsnd_mod *mod,
 585                     struct rsnd_dai_stream *io,
 586                     struct snd_soc_pcm_runtime *rtd,
 587                     const unsigned char *name,
 588                     struct rsnd_kctrl_cfg_s *_cfg,
 589                     void (*update)(struct rsnd_dai_stream *io,
 590                                    struct rsnd_mod *mod),
 591                     const char * const *texts,
 592                     u32 max);
 593
 594/*
 595 *      R-Car SSI
 596 */
 597int rsnd_ssi_probe(struct rsnd_priv *priv);
 598void rsnd_ssi_remove(struct rsnd_priv *priv);
 599struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
 600int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
 601int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
 602u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io);
 603
 604#define rsnd_ssi_is_pin_sharing(io)     \
 605        __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
 606int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
 607
 608#define rsnd_ssi_of_node(priv)                                          \
 609        of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ssi")
 610void rsnd_parse_connect_ssi(struct rsnd_dai *rdai,
 611                            struct device_node *playback,
 612                            struct device_node *capture);
 613
 614/*
 615 *      R-Car SSIU
 616 */
 617int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
 618                     struct rsnd_mod *mod);
 619int rsnd_ssiu_probe(struct rsnd_priv *priv);
 620void rsnd_ssiu_remove(struct rsnd_priv *priv);
 621
 622/*
 623 *      R-Car SRC
 624 */
 625int rsnd_src_probe(struct rsnd_priv *priv);
 626void rsnd_src_remove(struct rsnd_priv *priv);
 627struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
 628
 629#define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1)
 630#define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0)
 631unsigned int rsnd_src_get_rate(struct rsnd_priv *priv,
 632                               struct rsnd_dai_stream *io,
 633                               int is_in);
 634
 635#define rsnd_src_of_node(priv)                                          \
 636        of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
 637#define rsnd_parse_connect_src(rdai, playback, capture)                 \
 638        rsnd_parse_connect_common(rdai, rsnd_src_mod_get,               \
 639                                  rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
 640                                                   playback, capture)
 641
 642/*
 643 *      R-Car CTU
 644 */
 645int rsnd_ctu_probe(struct rsnd_priv *priv);
 646void rsnd_ctu_remove(struct rsnd_priv *priv);
 647int rsnd_ctu_converted_channel(struct rsnd_mod *mod);
 648struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
 649#define rsnd_ctu_of_node(priv)                                          \
 650        of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
 651#define rsnd_parse_connect_ctu(rdai, playback, capture)                 \
 652        rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get,               \
 653                                  rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
 654                                                   playback, capture)
 655
 656/*
 657 *      R-Car MIX
 658 */
 659int rsnd_mix_probe(struct rsnd_priv *priv);
 660void rsnd_mix_remove(struct rsnd_priv *priv);
 661struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
 662#define rsnd_mix_of_node(priv)                                          \
 663        of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
 664#define rsnd_parse_connect_mix(rdai, playback, capture)                 \
 665        rsnd_parse_connect_common(rdai, rsnd_mix_mod_get,               \
 666                                  rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
 667                                                   playback, capture)
 668
 669/*
 670 *      R-Car DVC
 671 */
 672int rsnd_dvc_probe(struct rsnd_priv *priv);
 673void rsnd_dvc_remove(struct rsnd_priv *priv);
 674struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
 675#define rsnd_dvc_of_node(priv)                                          \
 676        of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
 677#define rsnd_parse_connect_dvc(rdai, playback, capture)                 \
 678        rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get,               \
 679                                  rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
 680                                                   playback, capture)
 681
 682/*
 683 *      R-Car CMD
 684 */
 685int rsnd_cmd_probe(struct rsnd_priv *priv);
 686void rsnd_cmd_remove(struct rsnd_priv *priv);
 687int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
 688struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
 689
 690#ifdef DEBUG
 691void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
 692#define rsnd_mod_confirm_ssi(mssi)      rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
 693#define rsnd_mod_confirm_src(msrc)      rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
 694#define rsnd_mod_confirm_dvc(mdvc)      rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
 695#else
 696#define rsnd_mod_confirm_ssi(mssi)
 697#define rsnd_mod_confirm_src(msrc)
 698#define rsnd_mod_confirm_dvc(mdvc)
 699#endif
 700
 701#endif
 702