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