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 (*irq)(struct rsnd_mod *mod,
 253                    struct rsnd_dai_stream *io,
 254                    struct rsnd_priv *priv, int enable);
 255         int (*pcm_new)(struct rsnd_mod *mod,
 256                        struct rsnd_dai_stream *io,
 257                        struct snd_soc_pcm_runtime *rtd);
 258         int (*hw_params)(struct rsnd_mod *mod,
 259                          struct rsnd_dai_stream *io,
 260                          struct snd_pcm_substream *substream,
 261                          struct snd_pcm_hw_params *hw_params);
 262         int (*fallback)(struct rsnd_mod *mod,
 263                         struct rsnd_dai_stream *io,
 264                         struct rsnd_priv *priv);
 265 };
 266
 267 struct rsnd_dai_stream;
 268 struct rsnd_mod {
 269         int id;
 270         enum rsnd_mod_type type;
 271         struct rsnd_mod_ops *ops;
 272         struct rsnd_priv *priv;
 273         struct clk *clk;
 274         u32 *(*get_status)(struct rsnd_dai_stream *io,
 275                            struct rsnd_mod *mod,
 276                            enum rsnd_mod_type type);
 277         u32 status;
 278 };
 279 /*
 280  * status
 281  *
 282  * 0xH0000CB0
 283  *
 284  * B    0: init         1: quit
 285  * C    0: start        1: stop
 286  *
 287  * H is always called (see __rsnd_mod_call)
 288  * H    0: probe        1: remove
 289  * H    0: pcm_new
 290  * H    0: fallback
 291  * H    0: hw_params
 292  */
 293 #define __rsnd_mod_shift_init           4
 294 #define __rsnd_mod_shift_quit           4
 295 #define __rsnd_mod_shift_start          8
 296 #define __rsnd_mod_shift_stop           8
 297 #define __rsnd_mod_shift_probe          28 /* always called */
 298 #define __rsnd_mod_shift_remove         28 /* always called */
 299 #define __rsnd_mod_shift_irq            28 /* always called */
 300 #define __rsnd_mod_shift_pcm_new        28 /* always called */
 301 #define __rsnd_mod_shift_fallback       28 /* always called */
 302 #define __rsnd_mod_shift_hw_params      28 /* always called */
 303
 304 #define __rsnd_mod_add_probe            0
 305 #define __rsnd_mod_add_remove           0
 306 #define __rsnd_mod_add_init              1
 307 #define __rsnd_mod_add_quit             -1
 308 #define __rsnd_mod_add_start             1
 309 #define __rsnd_mod_add_stop             -1
 310 #define __rsnd_mod_add_irq              0
 311 #define __rsnd_mod_add_pcm_new          0
 312 #define __rsnd_mod_add_fallback         0
 313 #define __rsnd_mod_add_hw_params        0
 314
 315 #define __rsnd_mod_call_probe           0
 316 #define __rsnd_mod_call_remove          0
 317 #define __rsnd_mod_call_init            0
 318 #define __rsnd_mod_call_quit            1
 319 #define __rsnd_mod_call_start           0
 320 #define __rsnd_mod_call_stop            1
 321 #define __rsnd_mod_call_irq             0
 322 #define __rsnd_mod_call_pcm_new         0
 323 #define __rsnd_mod_call_fallback        0
 324 #define __rsnd_mod_call_hw_params       0
 325
 326 #define rsnd_mod_to_priv(mod) ((mod)->priv)
 327 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
 328 #define rsnd_mod_power_on(mod)  clk_enable((mod)->clk)
 329 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk)
 330 #define rsnd_mod_get(ip)        (&(ip)->mod)
 331
 332 int rsnd_mod_init(struct rsnd_priv *priv,
 333                   struct rsnd_mod *mod,
 334                   struct rsnd_mod_ops *ops,
 335                   struct clk *clk,
 336                   u32* (*get_status)(struct rsnd_dai_stream *io,
 337                                      struct rsnd_mod *mod,
 338                                      enum rsnd_mod_type type),
 339                   enum rsnd_mod_type type,
 340                   int id);
 341 void rsnd_mod_quit(struct rsnd_mod *mod);
 342 char *rsnd_mod_name(struct rsnd_mod *mod);
 343 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
 344                                   struct rsnd_mod *mod);
 345 void rsnd_mod_interrupt(struct rsnd_mod *mod,
 346                         void (*callback)(struct rsnd_mod *mod,
 347                                          struct rsnd_dai_stream *io));
 348 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io,
 349                          struct rsnd_mod *mod,
 350                          enum rsnd_mod_type type);
 351
 352 void rsnd_parse_connect_common(struct rsnd_dai *rdai,
 353                 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
 354                 struct device_node *node,
 355                 struct device_node *playback,
 356                 struct device_node *capture);
 357
 358 void rsnd_set_slot(struct rsnd_dai *rdai,
 359                    int slots, int slots_total);
 360 int rsnd_get_slot(struct rsnd_dai_stream *io);
 361 int rsnd_get_slot_width(struct rsnd_dai_stream *io);
 362 int rsnd_get_slot_num(struct rsnd_dai_stream *io);
 363
 364 /*
 365  *      R-Car sound DAI
 366  */
 367 #define RSND_DAI_NAME_SIZE      16
 368 struct rsnd_dai_stream {
 369         char name[RSND_DAI_NAME_SIZE];
 370         struct snd_pcm_substream *substream;
 371         struct rsnd_mod *mod[RSND_MOD_MAX];
 372         struct rsnd_dai_path_info *info; /* rcar_snd.h */
 373         struct rsnd_dai *rdai;
 374         u32 parent_ssi_status;
 375         int byte_pos;
 376         int period_pos;
 377         int byte_per_period;
 378         int next_period_byte;
 379 };
 380 #define rsnd_io_to_mod(io, i)   ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
 381 #define rsnd_io_to_mod_ssi(io)  rsnd_io_to_mod((io), RSND_MOD_SSI)
 382 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP)
 383 #define rsnd_io_to_mod_src(io)  rsnd_io_to_mod((io), RSND_MOD_SRC)
 384 #define rsnd_io_to_mod_ctu(io)  rsnd_io_to_mod((io), RSND_MOD_CTU)
 385 #define rsnd_io_to_mod_mix(io)  rsnd_io_to_mod((io), RSND_MOD_MIX)
 386 #define rsnd_io_to_mod_dvc(io)  rsnd_io_to_mod((io), RSND_MOD_DVC)
 387 #define rsnd_io_to_mod_cmd(io)  rsnd_io_to_mod((io), RSND_MOD_CMD)
 388 #define rsnd_io_to_rdai(io)     ((io)->rdai)
 389 #define rsnd_io_to_priv(io)     (rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
 390 #define rsnd_io_is_play(io)     (&rsnd_io_to_rdai(io)->playback == io)
 391 #define rsnd_io_to_runtime(io) ((io)->substream ? \
 392                                 (io)->substream->runtime : NULL)
 393 int rsnd_io_is_working(struct rsnd_dai_stream *io);
 394
 395 struct rsnd_dai {
 396         char name[RSND_DAI_NAME_SIZE];
 397         struct rsnd_dai_stream playback;
 398         struct rsnd_dai_stream capture;
 399         struct rsnd_priv *priv;
 400
 401         int slots;
 402         int slots_num;
 403
 404         unsigned int clk_master:1;
 405         unsigned int bit_clk_inv:1;
 406         unsigned int frm_clk_inv:1;
 407         unsigned int sys_delay:1;
 408         unsigned int data_alignment:1;
 409 };
 410
 411 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
 412 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
 413 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
 414 #define for_each_rsnd_dai(rdai, priv, i)                \
 415         for (i = 0;                                     \
 416              (i < rsnd_rdai_nr(priv)) &&                \
 417              ((rdai) = rsnd_rdai_get(priv, i));         \
 418              i++)
 419
 420 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
 421
 422 bool rsnd_dai_pointer_update(struct rsnd_dai_stream *io, int cnt);
 423 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
 424 int rsnd_dai_pointer_offset(struct rsnd_dai_stream *io, int additional);
 425 int rsnd_dai_connect(struct rsnd_mod *mod,
 426                      struct rsnd_dai_stream *io,
 427                      enum rsnd_mod_type type);
 428 #define rsnd_dai_of_node(priv)                                          \
 429         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dai")
 430
 431 /*
 432  *      R-Car Gen1/Gen2
 433  */
 434 int rsnd_gen_probe(struct rsnd_priv *priv);
 435 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
 436                                struct rsnd_mod *mod,
 437                                enum rsnd_reg reg);
 438 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
 439
 440 /*
 441  *      R-Car ADG
 442  */
 443 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
 444 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
 445 int rsnd_adg_probe(struct rsnd_priv *priv);
 446 void rsnd_adg_remove(struct rsnd_priv *priv);
 447 int rsnd_adg_set_convert_clk_gen2(struct rsnd_mod *mod,
 448                                   struct rsnd_dai_stream *io,
 449                                   unsigned int src_rate,
 450                                   unsigned int dst_rate);
 451 int rsnd_adg_set_convert_timing_gen2(struct rsnd_mod *mod,
 452                                      struct rsnd_dai_stream *io);
 453 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
 454                                  struct rsnd_dai_stream *io);
 455
 456 /*
 457  *      R-Car sound priv
 458  */
 459 struct 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  */
 542 struct 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
 554 struct rsnd_kctrl_cfg_m {
 555         struct rsnd_kctrl_cfg cfg;
 556         u32 val[RSND_MAX_CHANNELS];
 557 };
 558
 559 struct rsnd_kctrl_cfg_s {
 560         struct rsnd_kctrl_cfg cfg;
 561         u32 val;
 562 };
 563
 564 void _rsnd_kctrl_remove(struct rsnd_kctrl_cfg *cfg);
 565 #define rsnd_kctrl_remove(_cfg) _rsnd_kctrl_remove(&((_cfg).cfg))
 566
 567 int 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);
 576 int 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);
 584 int 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  */
 597 int rsnd_ssi_probe(struct rsnd_priv *priv);
 598 void rsnd_ssi_remove(struct rsnd_priv *priv);
 599 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
 600 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
 601 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
 602 u32 rsnd_ssi_multi_slaves(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))
 606 int __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")
 610 void 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  */
 617 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
 618                      struct rsnd_mod *mod);
 619 int rsnd_ssiu_probe(struct rsnd_priv *priv);
 620 void rsnd_ssiu_remove(struct rsnd_priv *priv);
 621
 622 /*
 623  *      R-Car SRC
 624  */
 625 int rsnd_src_probe(struct rsnd_priv *priv);
 626 void rsnd_src_remove(struct rsnd_priv *priv);
 627 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
 628 unsigned int rsnd_src_get_ssi_rate(struct rsnd_priv *priv,
 629                                    struct rsnd_dai_stream *io,
 630                                    struct snd_pcm_runtime *runtime);
 631 #define rsnd_src_of_node(priv)                                          \
 632         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,src")
 633 #define rsnd_parse_connect_src(rdai, playback, capture)                 \
 634         rsnd_parse_connect_common(rdai, rsnd_src_mod_get,               \
 635                                   rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
 636                                                    playback, capture)
 637
 638 /*
 639  *      R-Car CTU
 640  */
 641 int rsnd_ctu_probe(struct rsnd_priv *priv);
 642 void rsnd_ctu_remove(struct rsnd_priv *priv);
 643 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
 644 #define rsnd_ctu_of_node(priv)                                          \
 645         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,ctu")
 646 #define rsnd_parse_connect_ctu(rdai, playback, capture)                 \
 647         rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get,               \
 648                                   rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
 649                                                    playback, capture)
 650
 651 /*
 652  *      R-Car MIX
 653  */
 654 int rsnd_mix_probe(struct rsnd_priv *priv);
 655 void rsnd_mix_remove(struct rsnd_priv *priv);
 656 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
 657 #define rsnd_mix_of_node(priv)                                          \
 658         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,mix")
 659 #define rsnd_parse_connect_mix(rdai, playback, capture)                 \
 660         rsnd_parse_connect_common(rdai, rsnd_mix_mod_get,               \
 661                                   rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
 662                                                    playback, capture)
 663
 664 /*
 665  *      R-Car DVC
 666  */
 667 int rsnd_dvc_probe(struct rsnd_priv *priv);
 668 void rsnd_dvc_remove(struct rsnd_priv *priv);
 669 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
 670 #define rsnd_dvc_of_node(priv)                                          \
 671         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, "rcar_sound,dvc")
 672 #define rsnd_parse_connect_dvc(rdai, playback, capture)                 \
 673         rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get,               \
 674                                   rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
 675                                                    playback, capture)
 676
 677 /*
 678  *      R-Car CMD
 679  */
 680 int rsnd_cmd_probe(struct rsnd_priv *priv);
 681 void rsnd_cmd_remove(struct rsnd_priv *priv);
 682 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
 683 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
 684
 685 #ifdef DEBUG
 686 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
 687 #define rsnd_mod_confirm_ssi(mssi)      rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
 688 #define rsnd_mod_confirm_src(msrc)      rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
 689 #define rsnd_mod_confirm_dvc(mdvc)      rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
 690 #else
 691 #define rsnd_mod_confirm_ssi(mssi)
 692 #define rsnd_mod_confirm_src(msrc)
 693 #define rsnd_mod_confirm_dvc(mdvc)
 694 #endif
 695
 696 #endif