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