1// SPDX-License-Identifier: GPL-2.0 2// 3// Renesas R-Car 4// 5// Copyright (C) 2013 Renesas Solutions Corp. 6// Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> 7 8#ifndef RSND_H 9#define RSND_H 10 11#include <linux/clk.h> 12#include <linux/device.h> 13#include <linux/dma-mapping.h> 14#include <linux/io.h> 15#include <linux/list.h> 16#include <linux/module.h> 17#include <linux/of_device.h> 18#include <linux/of_graph.h> 19#include <linux/of_irq.h> 20#include <linux/sh_dma.h> 21#include <linux/workqueue.h> 22#include <sound/soc.h> 23#include <sound/pcm_params.h> 24 25#define RSND_GEN1_SRU 0 26#define RSND_GEN1_ADG 1 27#define RSND_GEN1_SSI 2 28 29#define RSND_GEN2_SCU 0 30#define RSND_GEN2_ADG 1 31#define RSND_GEN2_SSIU 2 32#define RSND_GEN2_SSI 3 33 34#define RSND_GEN4_ADG 0 35#define RSND_GEN4_SSIU 1 36#define RSND_GEN4_SSI 2 37#define RSND_GEN4_SDMC 3 38 39#define RSND_BASE_MAX 4 40 41/* 42 * pseudo register 43 * 44 * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different. 45 * This driver uses pseudo register in order to hide it. 46 * see gen1/gen2 for detail 47 */ 48enum rsnd_reg { 49 /* SCU (MIX/CTU/DVC) */ 50 SRC_I_BUSIF_MODE, 51 SRC_O_BUSIF_MODE, 52 SRC_ROUTE_MODE0, 53 SRC_SWRSR, 54 SRC_SRCIR, 55 SRC_ADINR, 56 SRC_IFSCR, 57 SRC_IFSVR, 58 SRC_SRCCR, 59 SRC_CTRL, 60 SRC_BSDSR, 61 SRC_BSISR, 62 SRC_INT_ENABLE0, 63 SRC_BUSIF_DALIGN, 64 SRCIN_TIMSEL0, 65 SRCIN_TIMSEL1, 66 SRCIN_TIMSEL2, 67 SRCIN_TIMSEL3, 68 SRCIN_TIMSEL4, 69 SRCOUT_TIMSEL0, 70 SRCOUT_TIMSEL1, 71 SRCOUT_TIMSEL2, 72 SRCOUT_TIMSEL3, 73 SRCOUT_TIMSEL4, 74 SCU_SYS_STATUS0, 75 SCU_SYS_STATUS1, 76 SCU_SYS_INT_EN0, 77 SCU_SYS_INT_EN1, 78 CMD_CTRL, 79 CMD_BUSIF_MODE, 80 CMD_BUSIF_DALIGN, 81 CMD_ROUTE_SLCT, 82 CMDOUT_TIMSEL, 83 CTU_SWRSR, 84 CTU_CTUIR, 85 CTU_ADINR, 86 CTU_CPMDR, 87 CTU_SCMDR, 88 CTU_SV00R, 89 CTU_SV01R, 90 CTU_SV02R, 91 CTU_SV03R, 92 CTU_SV04R, 93 CTU_SV05R, 94 CTU_SV06R, 95 CTU_SV07R, 96 CTU_SV10R, 97 CTU_SV11R, 98 CTU_SV12R, 99 CTU_SV13R, 100 CTU_SV14R, 101 CTU_SV15R, 102 CTU_SV16R, 103 CTU_SV17R, 104 CTU_SV20R, 105 CTU_SV21R, 106 CTU_SV22R, 107 CTU_SV23R, 108 CTU_SV24R, 109 CTU_SV25R, 110 CTU_SV26R, 111 CTU_SV27R, 112 CTU_SV30R, 113 CTU_SV31R, 114 CTU_SV32R, 115 CTU_SV33R, 116 CTU_SV34R, 117 CTU_SV35R, 118 CTU_SV36R, 119 CTU_SV37R, 120 MIX_SWRSR, 121 MIX_MIXIR, 122 MIX_ADINR, 123 MIX_MIXMR, 124 MIX_MVPDR, 125 MIX_MDBAR, 126 MIX_MDBBR, 127 MIX_MDBCR, 128 MIX_MDBDR, 129 MIX_MDBER, 130 DVC_SWRSR, 131 DVC_DVUIR, 132 DVC_ADINR, 133 DVC_DVUCR, 134 DVC_ZCMCR, 135 DVC_VOL0R, 136 DVC_VOL1R, 137 DVC_VOL2R, 138 DVC_VOL3R, 139 DVC_VOL4R, 140 DVC_VOL5R, 141 DVC_VOL6R, 142 DVC_VOL7R, 143 DVC_DVUER, 144 DVC_VRCTR, 145 DVC_VRPDR, 146 DVC_VRDBR, 147 148 /* ADG */ 149 BRRA, 150 BRRB, 151 BRGCKR, 152 DIV_EN, 153 AUDIO_CLK_SEL0, 154 AUDIO_CLK_SEL1, 155 AUDIO_CLK_SEL2, 156 157 /* SSIU */ 158 SSI_MODE, 159 SSI_MODE0, 160 SSI_MODE1, 161 SSI_MODE2, 162 SSI_CONTROL, 163 SSI_CTRL, 164 SSI_BUSIF0_MODE, 165 SSI_BUSIF1_MODE, 166 SSI_BUSIF2_MODE, 167 SSI_BUSIF3_MODE, 168 SSI_BUSIF4_MODE, 169 SSI_BUSIF5_MODE, 170 SSI_BUSIF6_MODE, 171 SSI_BUSIF7_MODE, 172 SSI_BUSIF0_ADINR, 173 SSI_BUSIF1_ADINR, 174 SSI_BUSIF2_ADINR, 175 SSI_BUSIF3_ADINR, 176 SSI_BUSIF4_ADINR, 177 SSI_BUSIF5_ADINR, 178 SSI_BUSIF6_ADINR, 179 SSI_BUSIF7_ADINR, 180 SSI_BUSIF0_DALIGN, 181 SSI_BUSIF1_DALIGN, 182 SSI_BUSIF2_DALIGN, 183 SSI_BUSIF3_DALIGN, 184 SSI_BUSIF4_DALIGN, 185 SSI_BUSIF5_DALIGN, 186 SSI_BUSIF6_DALIGN, 187 SSI_BUSIF7_DALIGN, 188 SSI_INT_ENABLE, 189 SSI_SYS_STATUS0, 190 SSI_SYS_STATUS1, 191 SSI_SYS_STATUS2, 192 SSI_SYS_STATUS3, 193 SSI_SYS_STATUS4, 194 SSI_SYS_STATUS5, 195 SSI_SYS_STATUS6, 196 SSI_SYS_STATUS7, 197 SSI_SYS_INT_ENABLE0, 198 SSI_SYS_INT_ENABLE1, 199 SSI_SYS_INT_ENABLE2, 200 SSI_SYS_INT_ENABLE3, 201 SSI_SYS_INT_ENABLE4, 202 SSI_SYS_INT_ENABLE5, 203 SSI_SYS_INT_ENABLE6, 204 SSI_SYS_INT_ENABLE7, 205 SSI_BUSIF, 206 HDMI0_SEL, 207 HDMI1_SEL, 208 SSI9_BUSIF0_MODE, 209 SSI9_BUSIF1_MODE, 210 SSI9_BUSIF2_MODE, 211 SSI9_BUSIF3_MODE, 212 SSI9_BUSIF4_MODE, 213 SSI9_BUSIF5_MODE, 214 SSI9_BUSIF6_MODE, 215 SSI9_BUSIF7_MODE, 216 SSI9_BUSIF0_ADINR, 217 SSI9_BUSIF1_ADINR, 218 SSI9_BUSIF2_ADINR, 219 SSI9_BUSIF3_ADINR, 220 SSI9_BUSIF4_ADINR, 221 SSI9_BUSIF5_ADINR, 222 SSI9_BUSIF6_ADINR, 223 SSI9_BUSIF7_ADINR, 224 SSI9_BUSIF0_DALIGN, 225 SSI9_BUSIF1_DALIGN, 226 SSI9_BUSIF2_DALIGN, 227 SSI9_BUSIF3_DALIGN, 228 SSI9_BUSIF4_DALIGN, 229 SSI9_BUSIF5_DALIGN, 230 SSI9_BUSIF6_DALIGN, 231 SSI9_BUSIF7_DALIGN, 232 233 /* SSI */ 234 SSICR, 235 SSISR, 236 SSITDR, 237 SSIRDR, 238 SSIWSR, 239 240 REG_MAX, 241}; 242#define SRCIN_TIMSEL(i) (SRCIN_TIMSEL0 + (i)) 243#define SRCOUT_TIMSEL(i) (SRCOUT_TIMSEL0 + (i)) 244#define CTU_SVxxR(i, j) (CTU_SV00R + (i * 8) + (j)) 245#define DVC_VOLxR(i) (DVC_VOL0R + (i)) 246#define AUDIO_CLK_SEL(i) (AUDIO_CLK_SEL0 + (i)) 247#define SSI_BUSIF_MODE(i) (SSI_BUSIF0_MODE + (i)) 248#define SSI_BUSIF_ADINR(i) (SSI_BUSIF0_ADINR + (i)) 249#define SSI_BUSIF_DALIGN(i) (SSI_BUSIF0_DALIGN + (i)) 250#define SSI9_BUSIF_MODE(i) (SSI9_BUSIF0_MODE + (i)) 251#define SSI9_BUSIF_ADINR(i) (SSI9_BUSIF0_ADINR + (i)) 252#define SSI9_BUSIF_DALIGN(i) (SSI9_BUSIF0_DALIGN + (i)) 253#define SSI_SYS_STATUS(i) (SSI_SYS_STATUS0 + (i)) 254#define SSI_SYS_INT_ENABLE(i) (SSI_SYS_INT_ENABLE0 + (i)) 255 256 257struct rsnd_priv; 258struct rsnd_mod; 259struct rsnd_dai; 260struct rsnd_dai_stream; 261 262/* 263 * R-Car basic functions 264 */ 265u32 rsnd_mod_read(struct rsnd_mod *mod, enum rsnd_reg reg); 266void rsnd_mod_write(struct rsnd_mod *mod, enum rsnd_reg reg, u32 data); 267void rsnd_mod_bset(struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data); 268u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 269u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 270u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 271 272/* 273 * R-Car DMA 274 */ 275int rsnd_dma_attach(struct rsnd_dai_stream *io, 276 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 277int rsnd_dma_probe(struct rsnd_priv *priv); 278struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, char *name, 279 struct rsnd_mod *mod, char *x); 280 281/* 282 * R-Car sound mod 283 */ 284enum rsnd_mod_type { 285 RSND_MOD_AUDMAPP, 286 RSND_MOD_AUDMA, 287 RSND_MOD_DVC, 288 RSND_MOD_MIX, 289 RSND_MOD_CTU, 290 RSND_MOD_CMD, 291 RSND_MOD_SRC, 292 RSND_MOD_SSIM3, /* SSI multi 3 */ 293 RSND_MOD_SSIM2, /* SSI multi 2 */ 294 RSND_MOD_SSIM1, /* SSI multi 1 */ 295 RSND_MOD_SSIP, /* SSI parent */ 296 RSND_MOD_SSI, 297 RSND_MOD_SSIU, 298 RSND_MOD_MAX, 299}; 300 301struct rsnd_mod_ops { 302 char *name; 303 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io, 304 struct rsnd_mod *mod); 305 int (*probe)(struct rsnd_mod *mod, 306 struct rsnd_dai_stream *io, 307 struct rsnd_priv *priv); 308 int (*remove)(struct rsnd_mod *mod, 309 struct rsnd_dai_stream *io, 310 struct rsnd_priv *priv); 311 int (*init)(struct rsnd_mod *mod, 312 struct rsnd_dai_stream *io, 313 struct rsnd_priv *priv); 314 int (*quit)(struct rsnd_mod *mod, 315 struct rsnd_dai_stream *io, 316 struct rsnd_priv *priv); 317 int (*start)(struct rsnd_mod *mod, 318 struct rsnd_dai_stream *io, 319 struct rsnd_priv *priv); 320 int (*stop)(struct rsnd_mod *mod, 321 struct rsnd_dai_stream *io, 322 struct rsnd_priv *priv); 323 int (*irq)(struct rsnd_mod *mod, 324 struct rsnd_dai_stream *io, 325 struct rsnd_priv *priv, int enable); 326 int (*pcm_new)(struct rsnd_mod *mod, 327 struct rsnd_dai_stream *io, 328 struct snd_soc_pcm_runtime *rtd); 329 int (*hw_params)(struct rsnd_mod *mod, 330 struct rsnd_dai_stream *io, 331 struct snd_pcm_substream *substream, 332 struct snd_pcm_hw_params *hw_params); 333 int (*pointer)(struct rsnd_mod *mod, 334 struct rsnd_dai_stream *io, 335 snd_pcm_uframes_t *pointer); 336 int (*fallback)(struct rsnd_mod *mod, 337 struct rsnd_dai_stream *io, 338 struct rsnd_priv *priv); 339 int (*prepare)(struct rsnd_mod *mod, 340 struct rsnd_dai_stream *io, 341 struct rsnd_priv *priv); 342 int (*cleanup)(struct rsnd_mod *mod, 343 struct rsnd_dai_stream *io, 344 struct rsnd_priv *priv); 345 int (*hw_free)(struct rsnd_mod *mod, 346 struct rsnd_dai_stream *io, 347 struct snd_pcm_substream *substream); 348 u32 *(*get_status)(struct rsnd_mod *mod, 349 struct rsnd_dai_stream *io, 350 enum rsnd_mod_type type); 351 int (*id)(struct rsnd_mod *mod); 352 int (*id_sub)(struct rsnd_mod *mod); 353 int (*id_cmd)(struct rsnd_mod *mod); 354 355#ifdef CONFIG_DEBUG_FS 356 void (*debug_info)(struct seq_file *m, 357 struct rsnd_dai_stream *io, struct rsnd_mod *mod); 358#endif 359}; 360 361struct rsnd_dai_stream; 362struct rsnd_mod { 363 int id; 364 enum rsnd_mod_type type; 365 struct rsnd_mod_ops *ops; 366 struct rsnd_priv *priv; 367 struct clk *clk; 368 u32 status; 369}; 370/* 371 * status 372 * 373 * 0xH000DCB0 374 * 375 * B 0: init 1: quit 376 * C 0: start 1: stop 377 * D 0: hw_params 1: hw_free 378 * 379 * H is always called (see __rsnd_mod_call) 380 */ 381#define __rsnd_mod_shift_init 4 382#define __rsnd_mod_shift_quit 4 383#define __rsnd_mod_shift_start 8 384#define __rsnd_mod_shift_stop 8 385#define __rsnd_mod_shift_hw_params 12 386#define __rsnd_mod_shift_hw_free 12 387#define __rsnd_mod_shift_probe 28 /* always called */ 388#define __rsnd_mod_shift_remove 28 /* always called */ 389#define __rsnd_mod_shift_irq 28 /* always called */ 390#define __rsnd_mod_shift_pcm_new 28 /* always called */ 391#define __rsnd_mod_shift_fallback 28 /* always called */ 392#define __rsnd_mod_shift_pointer 28 /* always called */ 393#define __rsnd_mod_shift_prepare 28 /* always called */ 394#define __rsnd_mod_shift_cleanup 28 /* always called */ 395 396#define __rsnd_mod_add_probe 0 397#define __rsnd_mod_add_remove 0 398#define __rsnd_mod_add_prepare 0 399#define __rsnd_mod_add_cleanup 0 400#define __rsnd_mod_add_init 1 /* needs protect */ 401#define __rsnd_mod_add_quit -1 /* needs protect */ 402#define __rsnd_mod_add_start 1 /* needs protect */ 403#define __rsnd_mod_add_stop -1 /* needs protect */ 404#define __rsnd_mod_add_hw_params 1 /* needs protect */ 405#define __rsnd_mod_add_hw_free -1 /* needs protect */ 406#define __rsnd_mod_add_irq 0 407#define __rsnd_mod_add_pcm_new 0 408#define __rsnd_mod_add_fallback 0 409#define __rsnd_mod_add_pointer 0 410 411#define __rsnd_mod_call_probe 0 412#define __rsnd_mod_call_remove 0 413#define __rsnd_mod_call_prepare 0 414#define __rsnd_mod_call_cleanup 0 415#define __rsnd_mod_call_init 0 /* needs protect */ 416#define __rsnd_mod_call_quit 1 /* needs protect */ 417#define __rsnd_mod_call_start 0 /* needs protect */ 418#define __rsnd_mod_call_stop 1 /* needs protect */ 419#define __rsnd_mod_call_hw_params 0 /* needs protect */ 420#define __rsnd_mod_call_hw_free 1 /* needs protect */ 421#define __rsnd_mod_call_irq 0 422#define __rsnd_mod_call_pcm_new 0 423#define __rsnd_mod_call_fallback 0 424#define __rsnd_mod_call_pointer 0 425 426#define rsnd_mod_to_priv(mod) ((mod)->priv) 427#define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 428#define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 429#define rsnd_mod_get(ip) (&(ip)->mod) 430 431int rsnd_mod_init(struct rsnd_priv *priv, 432 struct rsnd_mod *mod, 433 struct rsnd_mod_ops *ops, 434 struct clk *clk, 435 enum rsnd_mod_type type, 436 int id); 437void rsnd_mod_quit(struct rsnd_mod *mod); 438struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 439 struct rsnd_mod *mod); 440void rsnd_mod_interrupt(struct rsnd_mod *mod, 441 void (*callback)(struct rsnd_mod *mod, 442 struct rsnd_dai_stream *io)); 443u32 *rsnd_mod_get_status(struct rsnd_mod *mod, 444 struct rsnd_dai_stream *io, 445 enum rsnd_mod_type type); 446int rsnd_mod_id(struct rsnd_mod *mod); 447int rsnd_mod_id_raw(struct rsnd_mod *mod); 448int rsnd_mod_id_sub(struct rsnd_mod *mod); 449char *rsnd_mod_name(struct rsnd_mod *mod); 450struct rsnd_mod *rsnd_mod_next(int *iterator, 451 struct rsnd_dai_stream *io, 452 enum rsnd_mod_type *array, 453 int array_size); 454#define for_each_rsnd_mod(iterator, pos, io) \ 455 for (iterator = 0; \ 456 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 457#define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 458 for (iterator = 0; \ 459 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 460#define for_each_rsnd_mod_array(iterator, pos, io, array) \ 461 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 462 463void rsnd_parse_connect_common(struct rsnd_dai *rdai, char *name, 464 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 465 struct device_node *node, 466 struct device_node *playback, 467 struct device_node *capture); 468int rsnd_node_count(struct rsnd_priv *priv, struct device_node *node, char *name); 469int rsnd_node_fixed_index(struct device *dev, struct device_node *node, char *name, int idx); 470 471int rsnd_channel_normalization(int chan); 472#define rsnd_runtime_channel_original(io) \ 473 rsnd_runtime_channel_original_with_params(io, NULL) 474int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, 475 struct snd_pcm_hw_params *params); 476#define rsnd_runtime_channel_after_ctu(io) \ 477 rsnd_runtime_channel_after_ctu_with_params(io, NULL) 478int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, 479 struct snd_pcm_hw_params *params); 480#define rsnd_runtime_channel_for_ssi(io) \ 481 rsnd_runtime_channel_for_ssi_with_params(io, NULL) 482int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 483 struct snd_pcm_hw_params *params); 484int rsnd_runtime_is_multi_ssi(struct rsnd_dai_stream *io); 485int rsnd_runtime_is_tdm(struct rsnd_dai_stream *io); 486int rsnd_runtime_is_tdm_split(struct rsnd_dai_stream *io); 487 488/* 489 * DT 490 */ 491#define rsnd_parse_of_node(priv, node) \ 492 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 493#define RSND_NODE_DAI "rcar_sound,dai" 494#define RSND_NODE_SSI "rcar_sound,ssi" 495#define RSND_NODE_SSIU "rcar_sound,ssiu" 496#define RSND_NODE_SRC "rcar_sound,src" 497#define RSND_NODE_CTU "rcar_sound,ctu" 498#define RSND_NODE_MIX "rcar_sound,mix" 499#define RSND_NODE_DVC "rcar_sound,dvc" 500 501/* 502 * R-Car sound DAI 503 */ 504#define RSND_DAI_NAME_SIZE 16 505struct rsnd_dai_stream { 506 char name[RSND_DAI_NAME_SIZE]; 507 struct snd_pcm_substream *substream; 508 struct rsnd_mod *mod[RSND_MOD_MAX]; 509 struct rsnd_mod *dma; 510 struct rsnd_dai *rdai; 511 struct device *dmac_dev; /* for IPMMU */ 512 u32 converted_rate; /* converted sampling rate */ 513 int converted_chan; /* converted channels */ 514 u32 parent_ssi_status; 515 u32 flags; 516}; 517 518/* flags */ 519#define RSND_STREAM_HDMI0 (1 << 0) /* for HDMI0 */ 520#define RSND_STREAM_HDMI1 (1 << 1) /* for HDMI1 */ 521#define RSND_STREAM_TDM_SPLIT (1 << 2) /* for TDM split mode */ 522#define RSND_HW_RULE_ERR (1 << 3) /* hw_rule error */ 523 524#define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 525#define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 526#define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 527#define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 528#define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 529#define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 530#define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 531#define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 532#define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 533#define rsnd_io_to_rdai(io) ((io)->rdai) 534#define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 535#define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 536#define rsnd_io_to_runtime(io) ((io)->substream ? \ 537 (io)->substream->runtime : NULL) 538#define rsnd_io_converted_rate(io) ((io)->converted_rate) 539#define rsnd_io_converted_chan(io) ((io)->converted_chan) 540int rsnd_io_is_working(struct rsnd_dai_stream *io); 541 542struct rsnd_dai { 543 char name[RSND_DAI_NAME_SIZE]; 544 struct rsnd_dai_stream playback; 545 struct rsnd_dai_stream capture; 546 struct rsnd_priv *priv; 547 struct snd_pcm_hw_constraint_list constraint; 548 struct of_phandle_args dai_args; 549 550 int max_channels; /* 2ch - 16ch */ 551 int ssi_lane; /* 1lane - 4lane */ 552 int chan_width; /* 16/24/32 bit width */ 553 554 unsigned int clk_master:1; 555 unsigned int bit_clk_inv:1; 556 unsigned int frm_clk_inv:1; 557 unsigned int sys_delay:1; 558 unsigned int data_alignment:1; 559}; 560 561#define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 562#define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 563#define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 564#define for_each_rsnd_dai(rdai, priv, i) \ 565 for (i = 0; \ 566 (i < rsnd_rdai_nr(priv)) && \ 567 ((rdai) = rsnd_rdai_get(priv, i)); \ 568 i++) 569 570struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 571 572#define rsnd_rdai_channels_set(rdai, max_channels) \ 573 rsnd_rdai_channels_ctrl(rdai, max_channels) 574#define rsnd_rdai_channels_get(rdai) \ 575 rsnd_rdai_channels_ctrl(rdai, 0) 576int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 577 int max_channels); 578 579#define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 580 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 581#define rsnd_rdai_ssi_lane_get(rdai) \ 582 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 583int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 584 int ssi_lane); 585 586#define rsnd_rdai_width_set(rdai, width) \ 587 rsnd_rdai_width_ctrl(rdai, width) 588#define rsnd_rdai_width_get(rdai) \ 589 rsnd_rdai_width_ctrl(rdai, 0) 590int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width); 591void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 592int rsnd_dai_connect(struct rsnd_mod *mod, 593 struct rsnd_dai_stream *io, 594 enum rsnd_mod_type type); 595 596/* 597 * R-Car Gen1/Gen2 598 */ 599int rsnd_gen_probe(struct rsnd_priv *priv); 600void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 601 struct rsnd_mod *mod, 602 enum rsnd_reg reg); 603phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 604#ifdef CONFIG_DEBUG_FS 605void __iomem *rsnd_gen_get_base_addr(struct rsnd_priv *priv, int reg_id); 606#endif 607 608/* 609 * R-Car ADG 610 */ 611int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 612int rsnd_adg_ssi_clk_stop(struct rsnd_mod *ssi_mod); 613int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *ssi_mod, unsigned int rate); 614int rsnd_adg_probe(struct rsnd_priv *priv); 615void rsnd_adg_remove(struct rsnd_priv *priv); 616int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 617 struct rsnd_dai_stream *io, 618 unsigned int in_rate, 619 unsigned int out_rate); 620int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *cmd_mod, 621 struct rsnd_dai_stream *io); 622#define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 623#define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 624void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 625void rsnd_adg_clk_dbg_info(struct rsnd_priv *priv, struct seq_file *m); 626 627/* 628 * R-Car sound priv 629 */ 630struct rsnd_priv { 631 632 struct platform_device *pdev; 633 spinlock_t lock; 634 unsigned long flags; 635#define RSND_GEN_MASK (0xF << 0) 636#define RSND_GEN1 (1 << 0) 637#define RSND_GEN2 (2 << 0) 638#define RSND_GEN3 (3 << 0) 639#define RSND_GEN4 (4 << 0) 640#define RSND_SOC_MASK (0xFF << 4) 641#define RSND_SOC_E (1 << 4) /* E1/E2/E3 */ 642 643 /* 644 * below value will be filled on rsnd_gen_probe() 645 */ 646 void *gen; 647 648 /* 649 * below value will be filled on rsnd_adg_probe() 650 */ 651 void *adg; 652 653 /* 654 * below value will be filled on rsnd_dma_probe() 655 */ 656 void *dma; 657 658 /* 659 * below value will be filled on rsnd_ssi_probe() 660 */ 661 void *ssi; 662 int ssi_nr; 663 664 /* 665 * below value will be filled on rsnd_ssiu_probe() 666 */ 667 void *ssiu; 668 int ssiu_nr; 669 670 /* 671 * below value will be filled on rsnd_src_probe() 672 */ 673 void *src; 674 int src_nr; 675 676 /* 677 * below value will be filled on rsnd_ctu_probe() 678 */ 679 void *ctu; 680 int ctu_nr; 681 682 /* 683 * below value will be filled on rsnd_mix_probe() 684 */ 685 void *mix; 686 int mix_nr; 687 688 /* 689 * below value will be filled on rsnd_dvc_probe() 690 */ 691 void *dvc; 692 int dvc_nr; 693 694 /* 695 * below value will be filled on rsnd_cmd_probe() 696 */ 697 void *cmd; 698 int cmd_nr; 699 700 /* 701 * below value will be filled on rsnd_dai_probe() 702 */ 703 struct snd_soc_dai_driver *daidrv; 704 struct rsnd_dai *rdai; 705 int rdai_nr; 706 707#define RSND_MAX_COMPONENT 3 708 int component_dais[RSND_MAX_COMPONENT]; 709}; 710 711#define rsnd_priv_to_pdev(priv) ((priv)->pdev) 712#define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 713 714#define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 715#define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 716#define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3) 717#define rsnd_is_gen4(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN4) 718#define rsnd_is_e3(priv) (((priv)->flags & \ 719 (RSND_GEN_MASK | RSND_SOC_MASK)) == \ 720 (RSND_GEN3 | RSND_SOC_E)) 721 722#define rsnd_flags_has(p, f) ((p)->flags & (f)) 723#define rsnd_flags_set(p, f) ((p)->flags |= (f)) 724#define rsnd_flags_del(p, f) ((p)->flags &= ~(f)) 725 726/* 727 * rsnd_kctrl 728 */ 729struct rsnd_kctrl_cfg { 730 unsigned int max; 731 unsigned int size; 732 u32 *val; 733 const char * const *texts; 734 int (*accept)(struct rsnd_dai_stream *io); 735 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 736 struct rsnd_dai_stream *io; 737 struct snd_card *card; 738 struct snd_kcontrol *kctrl; 739 struct rsnd_mod *mod; 740}; 741 742#define RSND_MAX_CHANNELS 8 743struct rsnd_kctrl_cfg_m { 744 struct rsnd_kctrl_cfg cfg; 745 u32 val[RSND_MAX_CHANNELS]; 746}; 747 748struct rsnd_kctrl_cfg_s { 749 struct rsnd_kctrl_cfg cfg; 750 u32 val; 751}; 752#define rsnd_kctrl_size(x) ((x).cfg.size) 753#define rsnd_kctrl_max(x) ((x).cfg.max) 754#define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */ 755#define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */ 756 757int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 758int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 759struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 760struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 761int rsnd_kctrl_new(struct rsnd_mod *mod, 762 struct rsnd_dai_stream *io, 763 struct snd_soc_pcm_runtime *rtd, 764 const unsigned char *name, 765 int (*accept)(struct rsnd_dai_stream *io), 766 void (*update)(struct rsnd_dai_stream *io, 767 struct rsnd_mod *mod), 768 struct rsnd_kctrl_cfg *cfg, 769 const char * const *texts, 770 int size, 771 u32 max); 772 773#define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 774 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 775 NULL, size, max) 776 777#define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 778 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 779 NULL, 1, max) 780 781#define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 782 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 783 texts, 1, size) 784 785extern const char * const volume_ramp_rate[]; 786#define VOLUME_RAMP_MAX_DVC (0x17 + 1) 787#define VOLUME_RAMP_MAX_MIX (0x0a + 1) 788 789/* 790 * R-Car SSI 791 */ 792int rsnd_ssi_probe(struct rsnd_priv *priv); 793void rsnd_ssi_remove(struct rsnd_priv *priv); 794struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 795int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 796u32 rsnd_ssi_multi_secondaries_runtime(struct rsnd_dai_stream *io); 797int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 798 799#define rsnd_ssi_is_pin_sharing(io) \ 800 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 801int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 802 803#define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 804void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 805 struct device_node *playback, 806 struct device_node *capture); 807unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai, 808 int param1, int param2, int *idx); 809 810/* 811 * R-Car SSIU 812 */ 813int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 814 struct rsnd_mod *mod); 815int rsnd_ssiu_probe(struct rsnd_priv *priv); 816void rsnd_ssiu_remove(struct rsnd_priv *priv); 817void rsnd_parse_connect_ssiu(struct rsnd_dai *rdai, 818 struct device_node *playback, 819 struct device_node *capture); 820#define rsnd_ssiu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSIU) 821bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod); 822 823/* 824 * R-Car SRC 825 */ 826int rsnd_src_probe(struct rsnd_priv *priv); 827void rsnd_src_remove(struct rsnd_priv *priv); 828struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 829 830#define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 831#define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 832unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 833 struct rsnd_dai_stream *io, 834 int is_in); 835 836#define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 837#define rsnd_parse_connect_src(rdai, playback, capture) \ 838 rsnd_parse_connect_common(rdai, "src", rsnd_src_mod_get, \ 839 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 840 playback, capture) 841 842/* 843 * R-Car CTU 844 */ 845int rsnd_ctu_probe(struct rsnd_priv *priv); 846void rsnd_ctu_remove(struct rsnd_priv *priv); 847struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 848#define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 849#define rsnd_parse_connect_ctu(rdai, playback, capture) \ 850 rsnd_parse_connect_common(rdai, "ctu", rsnd_ctu_mod_get, \ 851 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 852 playback, capture) 853 854/* 855 * R-Car MIX 856 */ 857int rsnd_mix_probe(struct rsnd_priv *priv); 858void rsnd_mix_remove(struct rsnd_priv *priv); 859struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 860#define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 861#define rsnd_parse_connect_mix(rdai, playback, capture) \ 862 rsnd_parse_connect_common(rdai, "mix", rsnd_mix_mod_get, \ 863 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 864 playback, capture) 865 866/* 867 * R-Car DVC 868 */ 869int rsnd_dvc_probe(struct rsnd_priv *priv); 870void rsnd_dvc_remove(struct rsnd_priv *priv); 871struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 872#define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 873#define rsnd_parse_connect_dvc(rdai, playback, capture) \ 874 rsnd_parse_connect_common(rdai, "dvc", rsnd_dvc_mod_get, \ 875 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 876 playback, capture) 877 878/* 879 * R-Car CMD 880 */ 881int rsnd_cmd_probe(struct rsnd_priv *priv); 882void rsnd_cmd_remove(struct rsnd_priv *priv); 883int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 884 885void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 886#ifdef DEBUG 887#define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 888#define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 889#define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 890#else 891#define rsnd_mod_confirm_ssi(mssi) 892#define rsnd_mod_confirm_src(msrc) 893#define rsnd_mod_confirm_dvc(mdvc) 894#endif 895 896/* 897 * If you don't need interrupt status debug message, 898 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 899 * 900 * #define RSND_DEBUG_NO_IRQ_STATUS 1 901 */ 902#define rsnd_print_irq_status(dev, param...) do { \ 903 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 904 dev_info(dev, param); \ 905} while (0) 906 907#ifdef CONFIG_DEBUG_FS 908int rsnd_debugfs_probe(struct snd_soc_component *component); 909void rsnd_debugfs_reg_show(struct seq_file *m, phys_addr_t _addr, 910 void __iomem *base, int offset, int size); 911void rsnd_debugfs_mod_reg_show(struct seq_file *m, struct rsnd_mod *mod, 912 int reg_id, int offset, int size); 913 914#else 915#define rsnd_debugfs_probe NULL 916#endif 917 918#endif /* RSND_H */ 919