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_graph.h>
  22 #include <linux/of_irq.h>
  23 #include <linux/sh_dma.h>
  24 #include <linux/workqueue.h>
  25 #include <sound/soc.h>
  26 #include <sound/pcm_params.h>
  27
  28 #define RSND_GEN1_SRU   0
  29 #define RSND_GEN1_ADG   1
  30 #define RSND_GEN1_SSI   2
  31
  32 #define RSND_GEN2_SCU   0
  33 #define RSND_GEN2_ADG   1
  34 #define RSND_GEN2_SSIU  2
  35 #define RSND_GEN2_SSI   3
  36
  37 #define RSND_BASE_MAX   4
  38
  39 /*
  40  *      pseudo register
  41  *
  42  * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different.
  43  * This driver uses pseudo register in order to hide it.
  44  * see gen1/gen2 for detail
  45  */
  46 enum rsnd_reg {
  47         /* SCU (MIX/CTU/DVC) */
  48         RSND_REG_SRC_I_BUSIF_MODE,
  49         RSND_REG_SRC_O_BUSIF_MODE,
  50         RSND_REG_SRC_ROUTE_MODE0,
  51         RSND_REG_SRC_SWRSR,
  52         RSND_REG_SRC_SRCIR,
  53         RSND_REG_SRC_ADINR,
  54         RSND_REG_SRC_IFSCR,
  55         RSND_REG_SRC_IFSVR,
  56         RSND_REG_SRC_SRCCR,
  57         RSND_REG_SRC_CTRL,
  58         RSND_REG_SRC_BSDSR,
  59         RSND_REG_SRC_BSISR,
  60         RSND_REG_SRC_INT_ENABLE0,
  61         RSND_REG_SRC_BUSIF_DALIGN,
  62         RSND_REG_SRCIN_TIMSEL0,
  63         RSND_REG_SRCIN_TIMSEL1,
  64         RSND_REG_SRCIN_TIMSEL2,
  65         RSND_REG_SRCIN_TIMSEL3,
  66         RSND_REG_SRCIN_TIMSEL4,
  67         RSND_REG_SRCOUT_TIMSEL0,
  68         RSND_REG_SRCOUT_TIMSEL1,
  69         RSND_REG_SRCOUT_TIMSEL2,
  70         RSND_REG_SRCOUT_TIMSEL3,
  71         RSND_REG_SRCOUT_TIMSEL4,
  72         RSND_REG_SCU_SYS_STATUS0,
  73         RSND_REG_SCU_SYS_STATUS1,
  74         RSND_REG_SCU_SYS_INT_EN0,
  75         RSND_REG_SCU_SYS_INT_EN1,
  76         RSND_REG_CMD_CTRL,
  77         RSND_REG_CMD_BUSIF_MODE,
  78         RSND_REG_CMD_BUSIF_DALIGN,
  79         RSND_REG_CMD_ROUTE_SLCT,
  80         RSND_REG_CMDOUT_TIMSEL,
  81         RSND_REG_CTU_SWRSR,
  82         RSND_REG_CTU_CTUIR,
  83         RSND_REG_CTU_ADINR,
  84         RSND_REG_CTU_CPMDR,
  85         RSND_REG_CTU_SCMDR,
  86         RSND_REG_CTU_SV00R,
  87         RSND_REG_CTU_SV01R,
  88         RSND_REG_CTU_SV02R,
  89         RSND_REG_CTU_SV03R,
  90         RSND_REG_CTU_SV04R,
  91         RSND_REG_CTU_SV05R,
  92         RSND_REG_CTU_SV06R,
  93         RSND_REG_CTU_SV07R,
  94         RSND_REG_CTU_SV10R,
  95         RSND_REG_CTU_SV11R,
  96         RSND_REG_CTU_SV12R,
  97         RSND_REG_CTU_SV13R,
  98         RSND_REG_CTU_SV14R,
  99         RSND_REG_CTU_SV15R,
 100         RSND_REG_CTU_SV16R,
 101         RSND_REG_CTU_SV17R,
 102         RSND_REG_CTU_SV20R,
 103         RSND_REG_CTU_SV21R,
 104         RSND_REG_CTU_SV22R,
 105         RSND_REG_CTU_SV23R,
 106         RSND_REG_CTU_SV24R,
 107         RSND_REG_CTU_SV25R,
 108         RSND_REG_CTU_SV26R,
 109         RSND_REG_CTU_SV27R,
 110         RSND_REG_CTU_SV30R,
 111         RSND_REG_CTU_SV31R,
 112         RSND_REG_CTU_SV32R,
 113         RSND_REG_CTU_SV33R,
 114         RSND_REG_CTU_SV34R,
 115         RSND_REG_CTU_SV35R,
 116         RSND_REG_CTU_SV36R,
 117         RSND_REG_CTU_SV37R,
 118         RSND_REG_MIX_SWRSR,
 119         RSND_REG_MIX_MIXIR,
 120         RSND_REG_MIX_ADINR,
 121         RSND_REG_MIX_MIXMR,
 122         RSND_REG_MIX_MVPDR,
 123         RSND_REG_MIX_MDBAR,
 124         RSND_REG_MIX_MDBBR,
 125         RSND_REG_MIX_MDBCR,
 126         RSND_REG_MIX_MDBDR,
 127         RSND_REG_MIX_MDBER,
 128         RSND_REG_DVC_SWRSR,
 129         RSND_REG_DVC_DVUIR,
 130         RSND_REG_DVC_ADINR,
 131         RSND_REG_DVC_DVUCR,
 132         RSND_REG_DVC_ZCMCR,
 133         RSND_REG_DVC_VOL0R,
 134         RSND_REG_DVC_VOL1R,
 135         RSND_REG_DVC_VOL2R,
 136         RSND_REG_DVC_VOL3R,
 137         RSND_REG_DVC_VOL4R,
 138         RSND_REG_DVC_VOL5R,
 139         RSND_REG_DVC_VOL6R,
 140         RSND_REG_DVC_VOL7R,
 141         RSND_REG_DVC_DVUER,
 142         RSND_REG_DVC_VRCTR,
 143         RSND_REG_DVC_VRPDR,
 144         RSND_REG_DVC_VRDBR,
 145
 146         /* ADG */
 147         RSND_REG_BRRA,
 148         RSND_REG_BRRB,
 149         RSND_REG_BRGCKR,
 150         RSND_REG_DIV_EN,
 151         RSND_REG_AUDIO_CLK_SEL0,
 152         RSND_REG_AUDIO_CLK_SEL1,
 153         RSND_REG_AUDIO_CLK_SEL2,
 154
 155         /* SSIU */
 156         RSND_REG_SSI_MODE,
 157         RSND_REG_SSI_MODE0,
 158         RSND_REG_SSI_MODE1,
 159         RSND_REG_SSI_MODE2,
 160         RSND_REG_SSI_CONTROL,
 161         RSND_REG_SSI_CTRL,
 162         RSND_REG_SSI_BUSIF_MODE,
 163         RSND_REG_SSI_BUSIF_ADINR,
 164         RSND_REG_SSI_BUSIF_DALIGN,
 165         RSND_REG_SSI_INT_ENABLE,
 166         RSND_REG_SSI_SYS_STATUS0,
 167         RSND_REG_SSI_SYS_STATUS1,
 168         RSND_REG_SSI_SYS_STATUS2,
 169         RSND_REG_SSI_SYS_STATUS3,
 170         RSND_REG_SSI_SYS_STATUS4,
 171         RSND_REG_SSI_SYS_STATUS5,
 172         RSND_REG_SSI_SYS_STATUS6,
 173         RSND_REG_SSI_SYS_STATUS7,
 174         RSND_REG_HDMI0_SEL,
 175         RSND_REG_HDMI1_SEL,
 176
 177         /* SSI */
 178         RSND_REG_SSICR,
 179         RSND_REG_SSISR,
 180         RSND_REG_SSITDR,
 181         RSND_REG_SSIRDR,
 182         RSND_REG_SSIWSR,
 183
 184         RSND_REG_MAX,
 185 };
 186
 187 struct rsnd_priv;
 188 struct rsnd_mod;
 189 struct rsnd_dai;
 190 struct rsnd_dai_stream;
 191
 192 /*
 193  *      R-Car basic functions
 194  */
 195 #define rsnd_mod_read(m, r) \
 196         rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r)
 197 #define rsnd_mod_write(m, r, d) \
 198         rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d)
 199 #define rsnd_mod_bset(m, r, s, d) \
 200         rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d)
 201
 202 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg);
 203 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
 204                 enum rsnd_reg reg, u32 data);
 205 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod,
 206                 enum rsnd_reg reg, u32 data);
 207 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg,
 208                     u32 mask, u32 data);
 209 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
 210 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io);
 211 u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
 212
 213 /*
 214  *      R-Car DMA
 215  */
 216 int rsnd_dma_attach(struct rsnd_dai_stream *io,
 217                     struct rsnd_mod *mod, struct rsnd_mod **dma_mod);
 218 int rsnd_dma_probe(struct rsnd_priv *priv);
 219 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node,
 220                                           struct rsnd_mod *mod, char *name);
 221
 222 /*
 223  *      R-Car sound mod
 224  */
 225 enum rsnd_mod_type {
 226         RSND_MOD_AUDMAPP,
 227         RSND_MOD_AUDMA,
 228         RSND_MOD_DVC,
 229         RSND_MOD_MIX,
 230         RSND_MOD_CTU,
 231         RSND_MOD_CMD,
 232         RSND_MOD_SRC,
 233         RSND_MOD_SSIM3,         /* SSI multi 3 */
 234         RSND_MOD_SSIM2,         /* SSI multi 2 */
 235         RSND_MOD_SSIM1,         /* SSI multi 1 */
 236         RSND_MOD_SSIP,          /* SSI parent */
 237         RSND_MOD_SSI,
 238         RSND_MOD_SSIU,
 239         RSND_MOD_MAX,
 240 };
 241
 242 struct rsnd_mod_ops {
 243         char *name;
 244         struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io,
 245                                     struct rsnd_mod *mod);
 246         int (*probe)(struct rsnd_mod *mod,
 247                      struct rsnd_dai_stream *io,
 248                      struct rsnd_priv *priv);
 249         int (*remove)(struct rsnd_mod *mod,
 250                       struct rsnd_dai_stream *io,
 251                       struct rsnd_priv *priv);
 252         int (*init)(struct rsnd_mod *mod,
 253                     struct rsnd_dai_stream *io,
 254                     struct rsnd_priv *priv);
 255         int (*quit)(struct rsnd_mod *mod,
 256                     struct rsnd_dai_stream *io,
 257                     struct rsnd_priv *priv);
 258         int (*start)(struct rsnd_mod *mod,
 259                      struct rsnd_dai_stream *io,
 260                      struct rsnd_priv *priv);
 261         int (*stop)(struct rsnd_mod *mod,
 262                     struct rsnd_dai_stream *io,
 263                     struct rsnd_priv *priv);
 264         int (*irq)(struct rsnd_mod *mod,
 265                    struct rsnd_dai_stream *io,
 266                    struct rsnd_priv *priv, int enable);
 267         int (*pcm_new)(struct rsnd_mod *mod,
 268                        struct rsnd_dai_stream *io,
 269                        struct snd_soc_pcm_runtime *rtd);
 270         int (*hw_params)(struct rsnd_mod *mod,
 271                          struct rsnd_dai_stream *io,
 272                          struct snd_pcm_substream *substream,
 273                          struct snd_pcm_hw_params *hw_params);
 274         int (*pointer)(struct rsnd_mod *mod,
 275                        struct rsnd_dai_stream *io,
 276                        snd_pcm_uframes_t *pointer);
 277         int (*fallback)(struct rsnd_mod *mod,
 278                         struct rsnd_dai_stream *io,
 279                         struct rsnd_priv *priv);
 280         int (*nolock_start)(struct rsnd_mod *mod,
 281                     struct rsnd_dai_stream *io,
 282                     struct rsnd_priv *priv);
 283         int (*nolock_stop)(struct rsnd_mod *mod,
 284                     struct rsnd_dai_stream *io,
 285                     struct rsnd_priv *priv);
 286 };
 287
 288 struct rsnd_dai_stream;
 289 struct rsnd_mod {
 290         int id;
 291         enum rsnd_mod_type type;
 292         struct rsnd_mod_ops *ops;
 293         struct rsnd_priv *priv;
 294         struct clk *clk;
 295         u32 *(*get_status)(struct rsnd_dai_stream *io,
 296                            struct rsnd_mod *mod,
 297                            enum rsnd_mod_type type);
 298         u32 status;
 299 };
 300 /*
 301  * status
 302  *
 303  * 0xH0000CBA
 304  *
 305  * A    0: nolock_start 1: nolock_stop
 306  * B    0: init         1: quit
 307  * C    0: start        1: stop
 308  *
 309  * H is always called (see __rsnd_mod_call)
 310  * H    0: probe        1: remove
 311  * H    0: pcm_new
 312  * H    0: fallback
 313  * H    0: hw_params
 314  * H    0: pointer
 315  */
 316 #define __rsnd_mod_shift_nolock_start   0
 317 #define __rsnd_mod_shift_nolock_stop    0
 318 #define __rsnd_mod_shift_init           4
 319 #define __rsnd_mod_shift_quit           4
 320 #define __rsnd_mod_shift_start          8
 321 #define __rsnd_mod_shift_stop           8
 322 #define __rsnd_mod_shift_probe          28 /* always called */
 323 #define __rsnd_mod_shift_remove         28 /* always called */
 324 #define __rsnd_mod_shift_irq            28 /* always called */
 325 #define __rsnd_mod_shift_pcm_new        28 /* always called */
 326 #define __rsnd_mod_shift_fallback       28 /* always called */
 327 #define __rsnd_mod_shift_hw_params      28 /* always called */
 328 #define __rsnd_mod_shift_pointer        28 /* always called */
 329
 330 #define __rsnd_mod_add_probe            0
 331 #define __rsnd_mod_add_remove           0
 332 #define __rsnd_mod_add_nolock_start      1
 333 #define __rsnd_mod_add_nolock_stop      -1
 334 #define __rsnd_mod_add_init              1
 335 #define __rsnd_mod_add_quit             -1
 336 #define __rsnd_mod_add_start             1
 337 #define __rsnd_mod_add_stop             -1
 338 #define __rsnd_mod_add_irq              0
 339 #define __rsnd_mod_add_pcm_new          0
 340 #define __rsnd_mod_add_fallback         0
 341 #define __rsnd_mod_add_hw_params        0
 342 #define __rsnd_mod_add_pointer          0
 343
 344 #define __rsnd_mod_call_probe           0
 345 #define __rsnd_mod_call_remove          0
 346 #define __rsnd_mod_call_init            0
 347 #define __rsnd_mod_call_quit            1
 348 #define __rsnd_mod_call_start           0
 349 #define __rsnd_mod_call_stop            1
 350 #define __rsnd_mod_call_irq             0
 351 #define __rsnd_mod_call_pcm_new         0
 352 #define __rsnd_mod_call_fallback        0
 353 #define __rsnd_mod_call_hw_params       0
 354 #define __rsnd_mod_call_pointer         0
 355 #define __rsnd_mod_call_nolock_start    0
 356 #define __rsnd_mod_call_nolock_stop     1
 357
 358 #define rsnd_mod_to_priv(mod) ((mod)->priv)
 359 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1)
 360 #define rsnd_mod_power_on(mod)  clk_enable((mod)->clk)
 361 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk)
 362 #define rsnd_mod_get(ip)        (&(ip)->mod)
 363
 364 int rsnd_mod_init(struct rsnd_priv *priv,
 365                   struct rsnd_mod *mod,
 366                   struct rsnd_mod_ops *ops,
 367                   struct clk *clk,
 368                   u32* (*get_status)(struct rsnd_dai_stream *io,
 369                                      struct rsnd_mod *mod,
 370                                      enum rsnd_mod_type type),
 371                   enum rsnd_mod_type type,
 372                   int id);
 373 void rsnd_mod_quit(struct rsnd_mod *mod);
 374 char *rsnd_mod_name(struct rsnd_mod *mod);
 375 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io,
 376                                   struct rsnd_mod *mod);
 377 void rsnd_mod_interrupt(struct rsnd_mod *mod,
 378                         void (*callback)(struct rsnd_mod *mod,
 379                                          struct rsnd_dai_stream *io));
 380 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io,
 381                          struct rsnd_mod *mod,
 382                          enum rsnd_mod_type type);
 383 struct rsnd_mod *rsnd_mod_next(int *iterator,
 384                                struct rsnd_dai_stream *io,
 385                                enum rsnd_mod_type *array,
 386                                int array_size);
 387 #define for_each_rsnd_mod(iterator, pos, io)                            \
 388         for (iterator = 0;                                              \
 389              (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++)
 390 #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size)        \
 391         for (iterator = 0;                                              \
 392              (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++)
 393 #define for_each_rsnd_mod_array(iterator, pos, io, array)               \
 394         for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array))
 395
 396 void rsnd_parse_connect_common(struct rsnd_dai *rdai,
 397                 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id),
 398                 struct device_node *node,
 399                 struct device_node *playback,
 400                 struct device_node *capture);
 401
 402 int rsnd_runtime_channel_original(struct rsnd_dai_stream *io);
 403 int rsnd_runtime_channel_after_ctu(struct rsnd_dai_stream *io);
 404 int rsnd_runtime_channel_for_ssi(struct rsnd_dai_stream *io);
 405 int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io);
 406 int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io);
 407
 408 /*
 409  * DT
 410  */
 411 #define rsnd_parse_of_node(priv, node)                                  \
 412         of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node)
 413 #define RSND_NODE_DAI   "rcar_sound,dai"
 414 #define RSND_NODE_SSI   "rcar_sound,ssi"
 415 #define RSND_NODE_SRC   "rcar_sound,src"
 416 #define RSND_NODE_CTU   "rcar_sound,ctu"
 417 #define RSND_NODE_MIX   "rcar_sound,mix"
 418 #define RSND_NODE_DVC   "rcar_sound,dvc"
 419
 420 /*
 421  *      R-Car sound DAI
 422  */
 423 #define RSND_DAI_NAME_SIZE      16
 424 struct rsnd_dai_stream {
 425         char name[RSND_DAI_NAME_SIZE];
 426         struct snd_pcm_substream *substream;
 427         struct rsnd_mod *mod[RSND_MOD_MAX];
 428         struct rsnd_dai *rdai;
 429         u32 parent_ssi_status;
 430 };
 431 #define rsnd_io_to_mod(io, i)   ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL)
 432 #define rsnd_io_to_mod_ssi(io)  rsnd_io_to_mod((io), RSND_MOD_SSI)
 433 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU)
 434 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP)
 435 #define rsnd_io_to_mod_src(io)  rsnd_io_to_mod((io), RSND_MOD_SRC)
 436 #define rsnd_io_to_mod_ctu(io)  rsnd_io_to_mod((io), RSND_MOD_CTU)
 437 #define rsnd_io_to_mod_mix(io)  rsnd_io_to_mod((io), RSND_MOD_MIX)
 438 #define rsnd_io_to_mod_dvc(io)  rsnd_io_to_mod((io), RSND_MOD_DVC)
 439 #define rsnd_io_to_mod_cmd(io)  rsnd_io_to_mod((io), RSND_MOD_CMD)
 440 #define rsnd_io_to_rdai(io)     ((io)->rdai)
 441 #define rsnd_io_to_priv(io)     (rsnd_rdai_to_priv(rsnd_io_to_rdai(io)))
 442 #define rsnd_io_is_play(io)     (&rsnd_io_to_rdai(io)->playback == io)
 443 #define rsnd_io_to_runtime(io) ((io)->substream ? \
 444                                 (io)->substream->runtime : NULL)
 445 int rsnd_io_is_working(struct rsnd_dai_stream *io);
 446
 447 struct rsnd_dai {
 448         char name[RSND_DAI_NAME_SIZE];
 449         struct rsnd_dai_stream playback;
 450         struct rsnd_dai_stream capture;
 451         struct rsnd_priv *priv;
 452         struct snd_pcm_hw_constraint_list constraint;
 453
 454         int max_channels;       /* 2ch - 16ch */
 455         int ssi_lane;           /* 1lane - 4lane */
 456
 457         unsigned int clk_master:1;
 458         unsigned int bit_clk_inv:1;
 459         unsigned int frm_clk_inv:1;
 460         unsigned int sys_delay:1;
 461         unsigned int data_alignment:1;
 462 };
 463
 464 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr)
 465 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master)
 466 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv)
 467 #define for_each_rsnd_dai(rdai, priv, i)                \
 468         for (i = 0;                                     \
 469              (i < rsnd_rdai_nr(priv)) &&                \
 470              ((rdai) = rsnd_rdai_get(priv, i));         \
 471              i++)
 472
 473 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id);
 474
 475 #define rsnd_rdai_channels_set(rdai, max_channels) \
 476         rsnd_rdai_channels_ctrl(rdai, max_channels)
 477 #define rsnd_rdai_channels_get(rdai) \
 478         rsnd_rdai_channels_ctrl(rdai, 0)
 479 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai,
 480                             int max_channels);
 481
 482 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \
 483         rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane)
 484 #define rsnd_rdai_ssi_lane_get(rdai) \
 485         rsnd_rdai_ssi_lane_ctrl(rdai, 0)
 486 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai,
 487                             int ssi_lane);
 488
 489 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io);
 490 int rsnd_dai_connect(struct rsnd_mod *mod,
 491                      struct rsnd_dai_stream *io,
 492                      enum rsnd_mod_type type);
 493
 494 /*
 495  *      R-Car Gen1/Gen2
 496  */
 497 int rsnd_gen_probe(struct rsnd_priv *priv);
 498 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv,
 499                                struct rsnd_mod *mod,
 500                                enum rsnd_reg reg);
 501 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id);
 502
 503 /*
 504  *      R-Car ADG
 505  */
 506 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate);
 507 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod);
 508 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate);
 509 int rsnd_adg_probe(struct rsnd_priv *priv);
 510 void rsnd_adg_remove(struct rsnd_priv *priv);
 511 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod,
 512                                   struct rsnd_dai_stream *io,
 513                                   unsigned int in_rate,
 514                                   unsigned int out_rate);
 515 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod,
 516                                  struct rsnd_dai_stream *io);
 517 #define rsnd_adg_clk_enable(priv)       rsnd_adg_clk_control(priv, 1)
 518 #define rsnd_adg_clk_disable(priv)      rsnd_adg_clk_control(priv, 0)
 519 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable);
 520
 521 /*
 522  *      R-Car sound priv
 523  */
 524 struct rsnd_priv {
 525
 526         struct platform_device *pdev;
 527         spinlock_t lock;
 528         unsigned long flags;
 529 #define RSND_GEN_MASK   (0xF << 0)
 530 #define RSND_GEN1       (1 << 0)
 531 #define RSND_GEN2       (2 << 0)
 532
 533         /*
 534          * below value will be filled on rsnd_gen_probe()
 535          */
 536         void *gen;
 537
 538         /*
 539          * below value will be filled on rsnd_adg_probe()
 540          */
 541         void *adg;
 542
 543         /*
 544          * below value will be filled on rsnd_dma_probe()
 545          */
 546         void *dma;
 547
 548         /*
 549          * below value will be filled on rsnd_ssi_probe()
 550          */
 551         void *ssi;
 552         int ssi_nr;
 553
 554         /*
 555          * below value will be filled on rsnd_ssiu_probe()
 556          */
 557         void *ssiu;
 558         int ssiu_nr;
 559
 560         /*
 561          * below value will be filled on rsnd_src_probe()
 562          */
 563         void *src;
 564         int src_nr;
 565
 566         /*
 567          * below value will be filled on rsnd_ctu_probe()
 568          */
 569         void *ctu;
 570         int ctu_nr;
 571
 572         /*
 573          * below value will be filled on rsnd_mix_probe()
 574          */
 575         void *mix;
 576         int mix_nr;
 577
 578         /*
 579          * below value will be filled on rsnd_dvc_probe()
 580          */
 581         void *dvc;
 582         int dvc_nr;
 583
 584         /*
 585          * below value will be filled on rsnd_cmd_probe()
 586          */
 587         void *cmd;
 588         int cmd_nr;
 589
 590         /*
 591          * below value will be filled on rsnd_dai_probe()
 592          */
 593         struct snd_soc_dai_driver *daidrv;
 594         struct rsnd_dai *rdai;
 595         int rdai_nr;
 596 };
 597
 598 #define rsnd_priv_to_pdev(priv) ((priv)->pdev)
 599 #define rsnd_priv_to_dev(priv)  (&(rsnd_priv_to_pdev(priv)->dev))
 600
 601 #define rsnd_is_gen1(priv)      (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
 602 #define rsnd_is_gen2(priv)      (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
 603
 604 /*
 605  *      rsnd_kctrl
 606  */
 607 struct rsnd_kctrl_cfg {
 608         unsigned int max;
 609         unsigned int size;
 610         u32 *val;
 611         const char * const *texts;
 612         int (*accept)(struct rsnd_dai_stream *io);
 613         void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod);
 614         struct rsnd_dai_stream *io;
 615         struct snd_card *card;
 616         struct snd_kcontrol *kctrl;
 617         struct rsnd_mod *mod;
 618 };
 619
 620 #define RSND_MAX_CHANNELS       8
 621 struct rsnd_kctrl_cfg_m {
 622         struct rsnd_kctrl_cfg cfg;
 623         u32 val[RSND_MAX_CHANNELS];
 624 };
 625
 626 struct rsnd_kctrl_cfg_s {
 627         struct rsnd_kctrl_cfg cfg;
 628         u32 val;
 629 };
 630
 631 int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io);
 632 int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io);
 633 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg);
 634 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg);
 635 int rsnd_kctrl_new(struct rsnd_mod *mod,
 636                    struct rsnd_dai_stream *io,
 637                    struct snd_soc_pcm_runtime *rtd,
 638                    const unsigned char *name,
 639                    int (*accept)(struct rsnd_dai_stream *io),
 640                    void (*update)(struct rsnd_dai_stream *io,
 641                                   struct rsnd_mod *mod),
 642                    struct rsnd_kctrl_cfg *cfg,
 643                    const char * const *texts,
 644                    int size,
 645                    u32 max);
 646
 647 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \
 648         rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \
 649                        NULL, size, max)
 650
 651 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max)  \
 652         rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \
 653                        NULL, 1, max)
 654
 655 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts)        \
 656         rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \
 657                        texts, 1, ARRAY_SIZE(texts))
 658
 659 /*
 660  *      R-Car SSI
 661  */
 662 int rsnd_ssi_probe(struct rsnd_priv *priv);
 663 void rsnd_ssi_remove(struct rsnd_priv *priv);
 664 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id);
 665 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod);
 666 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io);
 667 u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io);
 668
 669 #define RSND_SSI_HDMI_PORT0     0xf0
 670 #define RSND_SSI_HDMI_PORT1     0xf1
 671 int rsnd_ssi_hdmi_port(struct rsnd_dai_stream *io);
 672 void rsnd_ssi_parse_hdmi_connection(struct rsnd_priv *priv,
 673                                     struct device_node *endpoint,
 674                                     int dai_i);
 675
 676 #define rsnd_ssi_is_pin_sharing(io)     \
 677         __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io))
 678 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod);
 679
 680 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI)
 681 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai,
 682                             struct device_node *playback,
 683                             struct device_node *capture);
 684 unsigned int rsnd_ssi_clk_query(struct rsnd_priv *priv,
 685                        int param1, int param2, int *idx);
 686
 687 /*
 688  *      R-Car SSIU
 689  */
 690 int rsnd_ssiu_attach(struct rsnd_dai_stream *io,
 691                      struct rsnd_mod *mod);
 692 int rsnd_ssiu_probe(struct rsnd_priv *priv);
 693 void rsnd_ssiu_remove(struct rsnd_priv *priv);
 694
 695 /*
 696  *      R-Car SRC
 697  */
 698 int rsnd_src_probe(struct rsnd_priv *priv);
 699 void rsnd_src_remove(struct rsnd_priv *priv);
 700 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id);
 701
 702 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1)
 703 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0)
 704 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv,
 705                                struct rsnd_dai_stream *io,
 706                                int is_in);
 707
 708 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC)
 709 #define rsnd_parse_connect_src(rdai, playback, capture)                 \
 710         rsnd_parse_connect_common(rdai, rsnd_src_mod_get,               \
 711                                   rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \
 712                                                    playback, capture)
 713
 714 /*
 715  *      R-Car CTU
 716  */
 717 int rsnd_ctu_probe(struct rsnd_priv *priv);
 718 void rsnd_ctu_remove(struct rsnd_priv *priv);
 719 int rsnd_ctu_converted_channel(struct rsnd_mod *mod);
 720 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id);
 721 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU)
 722 #define rsnd_parse_connect_ctu(rdai, playback, capture)                 \
 723         rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get,               \
 724                                   rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \
 725                                                    playback, capture)
 726
 727 /*
 728  *      R-Car MIX
 729  */
 730 int rsnd_mix_probe(struct rsnd_priv *priv);
 731 void rsnd_mix_remove(struct rsnd_priv *priv);
 732 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id);
 733 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX)
 734 #define rsnd_parse_connect_mix(rdai, playback, capture)                 \
 735         rsnd_parse_connect_common(rdai, rsnd_mix_mod_get,               \
 736                                   rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \
 737                                                    playback, capture)
 738
 739 /*
 740  *      R-Car DVC
 741  */
 742 int rsnd_dvc_probe(struct rsnd_priv *priv);
 743 void rsnd_dvc_remove(struct rsnd_priv *priv);
 744 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id);
 745 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC)
 746 #define rsnd_parse_connect_dvc(rdai, playback, capture)                 \
 747         rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get,               \
 748                                   rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \
 749                                                    playback, capture)
 750
 751 /*
 752  *      R-Car CMD
 753  */
 754 int rsnd_cmd_probe(struct rsnd_priv *priv);
 755 void rsnd_cmd_remove(struct rsnd_priv *priv);
 756 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id);
 757 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id);
 758
 759 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type);
 760 #ifdef DEBUG
 761 #define rsnd_mod_confirm_ssi(mssi)      rsnd_mod_make_sure(mssi, RSND_MOD_SSI)
 762 #define rsnd_mod_confirm_src(msrc)      rsnd_mod_make_sure(msrc, RSND_MOD_SRC)
 763 #define rsnd_mod_confirm_dvc(mdvc)      rsnd_mod_make_sure(mdvc, RSND_MOD_DVC)
 764 #else
 765 #define rsnd_mod_confirm_ssi(mssi)
 766 #define rsnd_mod_confirm_src(msrc)
 767 #define rsnd_mod_confirm_dvc(mdvc)
 768 #endif
 769
 770 #endif