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