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_BASE_ADG 0 24#define RSND_BASE_SSI 1 25#define RSND_BASE_SSIU 2 26#define RSND_BASE_SCU 3 // for Gen2/Gen3 27#define RSND_BASE_SDMC 3 // for Gen4 reuse 28#define RSND_BASE_MAX 4 29 30/* 31 * pseudo register 32 * 33 * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different. 34 * This driver uses pseudo register in order to hide it. 35 * see gen1/gen2 for detail 36 */ 37enum rsnd_reg { 38 /* SCU (MIX/CTU/DVC) */ 39 SRC_I_BUSIF_MODE, 40 SRC_O_BUSIF_MODE, 41 SRC_ROUTE_MODE0, 42 SRC_SWRSR, 43 SRC_SRCIR, 44 SRC_ADINR, 45 SRC_IFSCR, 46 SRC_IFSVR, 47 SRC_SRCCR, 48 SRC_CTRL, 49 SRC_BSDSR, 50 SRC_BSISR, 51 SRC_INT_ENABLE0, 52 SRC_BUSIF_DALIGN, 53 SRCIN_TIMSEL0, 54 SRCIN_TIMSEL1, 55 SRCIN_TIMSEL2, 56 SRCIN_TIMSEL3, 57 SRCIN_TIMSEL4, 58 SRCOUT_TIMSEL0, 59 SRCOUT_TIMSEL1, 60 SRCOUT_TIMSEL2, 61 SRCOUT_TIMSEL3, 62 SRCOUT_TIMSEL4, 63 SCU_SYS_STATUS0, 64 SCU_SYS_STATUS1, 65 SCU_SYS_INT_EN0, 66 SCU_SYS_INT_EN1, 67 CMD_CTRL, 68 CMD_BUSIF_MODE, 69 CMD_BUSIF_DALIGN, 70 CMD_ROUTE_SLCT, 71 CMDOUT_TIMSEL, 72 CTU_SWRSR, 73 CTU_CTUIR, 74 CTU_ADINR, 75 CTU_CPMDR, 76 CTU_SCMDR, 77 CTU_SV00R, 78 CTU_SV01R, 79 CTU_SV02R, 80 CTU_SV03R, 81 CTU_SV04R, 82 CTU_SV05R, 83 CTU_SV06R, 84 CTU_SV07R, 85 CTU_SV10R, 86 CTU_SV11R, 87 CTU_SV12R, 88 CTU_SV13R, 89 CTU_SV14R, 90 CTU_SV15R, 91 CTU_SV16R, 92 CTU_SV17R, 93 CTU_SV20R, 94 CTU_SV21R, 95 CTU_SV22R, 96 CTU_SV23R, 97 CTU_SV24R, 98 CTU_SV25R, 99 CTU_SV26R, 100 CTU_SV27R, 101 CTU_SV30R, 102 CTU_SV31R, 103 CTU_SV32R, 104 CTU_SV33R, 105 CTU_SV34R, 106 CTU_SV35R, 107 CTU_SV36R, 108 CTU_SV37R, 109 MIX_SWRSR, 110 MIX_MIXIR, 111 MIX_ADINR, 112 MIX_MIXMR, 113 MIX_MVPDR, 114 MIX_MDBAR, 115 MIX_MDBBR, 116 MIX_MDBCR, 117 MIX_MDBDR, 118 MIX_MDBER, 119 DVC_SWRSR, 120 DVC_DVUIR, 121 DVC_ADINR, 122 DVC_DVUCR, 123 DVC_ZCMCR, 124 DVC_VOL0R, 125 DVC_VOL1R, 126 DVC_VOL2R, 127 DVC_VOL3R, 128 DVC_VOL4R, 129 DVC_VOL5R, 130 DVC_VOL6R, 131 DVC_VOL7R, 132 DVC_DVUER, 133 DVC_VRCTR, 134 DVC_VRPDR, 135 DVC_VRDBR, 136 137 /* ADG */ 138 BRRA, 139 BRRB, 140 BRGCKR, 141 DIV_EN, 142 AUDIO_CLK_SEL0, 143 AUDIO_CLK_SEL1, 144 AUDIO_CLK_SEL2, 145 146 /* SSIU */ 147 SSI_MODE, 148 SSI_MODE0, 149 SSI_MODE1, 150 SSI_MODE2, 151 SSI_CONTROL, 152 SSI_CTRL, 153 SSI_BUSIF0_MODE, 154 SSI_BUSIF1_MODE, 155 SSI_BUSIF2_MODE, 156 SSI_BUSIF3_MODE, 157 SSI_BUSIF4_MODE, 158 SSI_BUSIF5_MODE, 159 SSI_BUSIF6_MODE, 160 SSI_BUSIF7_MODE, 161 SSI_BUSIF0_ADINR, 162 SSI_BUSIF1_ADINR, 163 SSI_BUSIF2_ADINR, 164 SSI_BUSIF3_ADINR, 165 SSI_BUSIF4_ADINR, 166 SSI_BUSIF5_ADINR, 167 SSI_BUSIF6_ADINR, 168 SSI_BUSIF7_ADINR, 169 SSI_BUSIF0_DALIGN, 170 SSI_BUSIF1_DALIGN, 171 SSI_BUSIF2_DALIGN, 172 SSI_BUSIF3_DALIGN, 173 SSI_BUSIF4_DALIGN, 174 SSI_BUSIF5_DALIGN, 175 SSI_BUSIF6_DALIGN, 176 SSI_BUSIF7_DALIGN, 177 SSI_INT_ENABLE, 178 SSI_SYS_STATUS0, 179 SSI_SYS_STATUS1, 180 SSI_SYS_STATUS2, 181 SSI_SYS_STATUS3, 182 SSI_SYS_STATUS4, 183 SSI_SYS_STATUS5, 184 SSI_SYS_STATUS6, 185 SSI_SYS_STATUS7, 186 SSI_SYS_INT_ENABLE0, 187 SSI_SYS_INT_ENABLE1, 188 SSI_SYS_INT_ENABLE2, 189 SSI_SYS_INT_ENABLE3, 190 SSI_SYS_INT_ENABLE4, 191 SSI_SYS_INT_ENABLE5, 192 SSI_SYS_INT_ENABLE6, 193 SSI_SYS_INT_ENABLE7, 194 HDMI0_SEL, 195 HDMI1_SEL, 196 SSI9_BUSIF0_MODE, 197 SSI9_BUSIF1_MODE, 198 SSI9_BUSIF2_MODE, 199 SSI9_BUSIF3_MODE, 200 SSI9_BUSIF4_MODE, 201 SSI9_BUSIF5_MODE, 202 SSI9_BUSIF6_MODE, 203 SSI9_BUSIF7_MODE, 204 SSI9_BUSIF0_ADINR, 205 SSI9_BUSIF1_ADINR, 206 SSI9_BUSIF2_ADINR, 207 SSI9_BUSIF3_ADINR, 208 SSI9_BUSIF4_ADINR, 209 SSI9_BUSIF5_ADINR, 210 SSI9_BUSIF6_ADINR, 211 SSI9_BUSIF7_ADINR, 212 SSI9_BUSIF0_DALIGN, 213 SSI9_BUSIF1_DALIGN, 214 SSI9_BUSIF2_DALIGN, 215 SSI9_BUSIF3_DALIGN, 216 SSI9_BUSIF4_DALIGN, 217 SSI9_BUSIF5_DALIGN, 218 SSI9_BUSIF6_DALIGN, 219 SSI9_BUSIF7_DALIGN, 220 221 /* SSI */ 222 SSICR, 223 SSISR, 224 SSITDR, 225 SSIRDR, 226 SSIWSR, 227 228 REG_MAX, 229}; 230#define SRCIN_TIMSEL(i) (SRCIN_TIMSEL0 + (i)) 231#define SRCOUT_TIMSEL(i) (SRCOUT_TIMSEL0 + (i)) 232#define CTU_SVxxR(i, j) (CTU_SV00R + (i * 8) + (j)) 233#define DVC_VOLxR(i) (DVC_VOL0R + (i)) 234#define AUDIO_CLK_SEL(i) (AUDIO_CLK_SEL0 + (i)) 235#define SSI_BUSIF_MODE(i) (SSI_BUSIF0_MODE + (i)) 236#define SSI_BUSIF_ADINR(i) (SSI_BUSIF0_ADINR + (i)) 237#define SSI_BUSIF_DALIGN(i) (SSI_BUSIF0_DALIGN + (i)) 238#define SSI9_BUSIF_MODE(i) (SSI9_BUSIF0_MODE + (i)) 239#define SSI9_BUSIF_ADINR(i) (SSI9_BUSIF0_ADINR + (i)) 240#define SSI9_BUSIF_DALIGN(i) (SSI9_BUSIF0_DALIGN + (i)) 241#define SSI_SYS_STATUS(i) (SSI_SYS_STATUS0 + (i)) 242#define SSI_SYS_INT_ENABLE(i) (SSI_SYS_INT_ENABLE0 + (i)) 243 244 245struct rsnd_priv; 246struct rsnd_mod; 247struct rsnd_dai; 248struct rsnd_dai_stream; 249 250/* 251 * R-Car basic functions 252 */ 253u32 rsnd_mod_read(struct rsnd_mod *mod, enum rsnd_reg reg); 254void rsnd_mod_write(struct rsnd_mod *mod, enum rsnd_reg reg, u32 data); 255void rsnd_mod_bset(struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data); 256u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 257u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 258u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 259 260/* 261 * R-Car DMA 262 */ 263int rsnd_dma_attach(struct rsnd_dai_stream *io, 264 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 265int rsnd_dma_probe(struct rsnd_priv *priv); 266struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, char *name, 267 struct rsnd_mod *mod, char *x); 268 269/* 270 * R-Car sound mod 271 */ 272enum rsnd_mod_type { 273 RSND_MOD_AUDMAPP, 274 RSND_MOD_AUDMA, 275 RSND_MOD_DVC, 276 RSND_MOD_MIX, 277 RSND_MOD_CTU, 278 RSND_MOD_CMD, 279 RSND_MOD_SRC, 280 RSND_MOD_SSIM3, /* SSI multi 3 */ 281 RSND_MOD_SSIM2, /* SSI multi 2 */ 282 RSND_MOD_SSIM1, /* SSI multi 1 */ 283 RSND_MOD_SSIP, /* SSI parent */ 284 RSND_MOD_SSI, 285 RSND_MOD_SSIU, 286 RSND_MOD_MAX, 287}; 288 289struct rsnd_mod_ops { 290 char *name; 291 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io, 292 struct rsnd_mod *mod); 293 int (*probe)(struct rsnd_mod *mod, 294 struct rsnd_dai_stream *io, 295 struct rsnd_priv *priv); 296 int (*remove)(struct rsnd_mod *mod, 297 struct rsnd_dai_stream *io, 298 struct rsnd_priv *priv); 299 int (*init)(struct rsnd_mod *mod, 300 struct rsnd_dai_stream *io, 301 struct rsnd_priv *priv); 302 int (*quit)(struct rsnd_mod *mod, 303 struct rsnd_dai_stream *io, 304 struct rsnd_priv *priv); 305 int (*start)(struct rsnd_mod *mod, 306 struct rsnd_dai_stream *io, 307 struct rsnd_priv *priv); 308 int (*stop)(struct rsnd_mod *mod, 309 struct rsnd_dai_stream *io, 310 struct rsnd_priv *priv); 311 int (*irq)(struct rsnd_mod *mod, 312 struct rsnd_dai_stream *io, 313 struct rsnd_priv *priv, int enable); 314 int (*pcm_new)(struct rsnd_mod *mod, 315 struct rsnd_dai_stream *io, 316 struct snd_soc_pcm_runtime *rtd); 317 int (*hw_params)(struct rsnd_mod *mod, 318 struct rsnd_dai_stream *io, 319 struct snd_pcm_substream *substream, 320 struct snd_pcm_hw_params *hw_params); 321 int (*pointer)(struct rsnd_mod *mod, 322 struct rsnd_dai_stream *io, 323 snd_pcm_uframes_t *pointer); 324 int (*fallback)(struct rsnd_mod *mod, 325 struct rsnd_dai_stream *io, 326 struct rsnd_priv *priv); 327 int (*prepare)(struct rsnd_mod *mod, 328 struct rsnd_dai_stream *io, 329 struct rsnd_priv *priv); 330 int (*cleanup)(struct rsnd_mod *mod, 331 struct rsnd_dai_stream *io, 332 struct rsnd_priv *priv); 333 int (*hw_free)(struct rsnd_mod *mod, 334 struct rsnd_dai_stream *io, 335 struct snd_pcm_substream *substream); 336 u32 *(*get_status)(struct rsnd_mod *mod, 337 struct rsnd_dai_stream *io, 338 enum rsnd_mod_type type); 339 int (*id)(struct rsnd_mod *mod); 340 int (*id_sub)(struct rsnd_mod *mod); 341 int (*id_cmd)(struct rsnd_mod *mod); 342 343#ifdef CONFIG_DEBUG_FS 344 void (*debug_info)(struct seq_file *m, 345 struct rsnd_dai_stream *io, struct rsnd_mod *mod); 346#endif 347}; 348 349struct rsnd_dai_stream; 350struct rsnd_mod { 351 int id; 352 enum rsnd_mod_type type; 353 struct rsnd_mod_ops *ops; 354 struct rsnd_priv *priv; 355 struct clk *clk; 356 u32 status; 357}; 358/* 359 * status 360 * 361 * 0xH000DCB0 362 * 363 * B 0: init 1: quit 364 * C 0: start 1: stop 365 * D 0: hw_params 1: hw_free 366 * 367 * H is always called (see __rsnd_mod_call) 368 */ 369#define __rsnd_mod_shift_init 4 370#define __rsnd_mod_shift_quit 4 371#define __rsnd_mod_shift_start 8 372#define __rsnd_mod_shift_stop 8 373#define __rsnd_mod_shift_hw_params 12 374#define __rsnd_mod_shift_hw_free 12 375#define __rsnd_mod_shift_probe 28 /* always called */ 376#define __rsnd_mod_shift_remove 28 /* always called */ 377#define __rsnd_mod_shift_irq 28 /* always called */ 378#define __rsnd_mod_shift_pcm_new 28 /* always called */ 379#define __rsnd_mod_shift_fallback 28 /* always called */ 380#define __rsnd_mod_shift_pointer 28 /* always called */ 381#define __rsnd_mod_shift_prepare 28 /* always called */ 382#define __rsnd_mod_shift_cleanup 28 /* always called */ 383 384#define __rsnd_mod_add_probe 0 385#define __rsnd_mod_add_remove 0 386#define __rsnd_mod_add_prepare 0 387#define __rsnd_mod_add_cleanup 0 388#define __rsnd_mod_add_init 1 /* needs protect */ 389#define __rsnd_mod_add_quit -1 /* needs protect */ 390#define __rsnd_mod_add_start 1 /* needs protect */ 391#define __rsnd_mod_add_stop -1 /* needs protect */ 392#define __rsnd_mod_add_hw_params 1 /* needs protect */ 393#define __rsnd_mod_add_hw_free -1 /* needs protect */ 394#define __rsnd_mod_add_irq 0 395#define __rsnd_mod_add_pcm_new 0 396#define __rsnd_mod_add_fallback 0 397#define __rsnd_mod_add_pointer 0 398 399#define __rsnd_mod_call_probe 0 400#define __rsnd_mod_call_remove 0 401#define __rsnd_mod_call_prepare 0 402#define __rsnd_mod_call_cleanup 0 403#define __rsnd_mod_call_init 0 /* needs protect */ 404#define __rsnd_mod_call_quit 1 /* needs protect */ 405#define __rsnd_mod_call_start 0 /* needs protect */ 406#define __rsnd_mod_call_stop 1 /* needs protect */ 407#define __rsnd_mod_call_hw_params 0 /* needs protect */ 408#define __rsnd_mod_call_hw_free 1 /* needs protect */ 409#define __rsnd_mod_call_irq 0 410#define __rsnd_mod_call_pcm_new 0 411#define __rsnd_mod_call_fallback 0 412#define __rsnd_mod_call_pointer 0 413 414#define rsnd_mod_to_priv(mod) ((mod)->priv) 415#define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 416#define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 417#define rsnd_mod_get(ip) (&(ip)->mod) 418 419int rsnd_mod_init(struct rsnd_priv *priv, 420 struct rsnd_mod *mod, 421 struct rsnd_mod_ops *ops, 422 struct clk *clk, 423 enum rsnd_mod_type type, 424 int id); 425void rsnd_mod_quit(struct rsnd_mod *mod); 426struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 427 struct rsnd_mod *mod); 428void rsnd_mod_interrupt(struct rsnd_mod *mod, 429 void (*callback)(struct rsnd_mod *mod, 430 struct rsnd_dai_stream *io)); 431u32 *rsnd_mod_get_status(struct rsnd_mod *mod, 432 struct rsnd_dai_stream *io, 433 enum rsnd_mod_type type); 434int rsnd_mod_id(struct rsnd_mod *mod); 435int rsnd_mod_id_raw(struct rsnd_mod *mod); 436int rsnd_mod_id_sub(struct rsnd_mod *mod); 437char *rsnd_mod_name(struct rsnd_mod *mod); 438struct rsnd_mod *rsnd_mod_next(int *iterator, 439 struct rsnd_dai_stream *io, 440 enum rsnd_mod_type *array, 441 int array_size); 442#define for_each_rsnd_mod(iterator, pos, io) \ 443 for (iterator = 0; \ 444 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 445#define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 446 for (iterator = 0; \ 447 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 448#define for_each_rsnd_mod_array(iterator, pos, io, array) \ 449 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 450 451void rsnd_parse_connect_common(struct rsnd_dai *rdai, char *name, 452 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 453 struct device_node *node, 454 struct device_node *playback, 455 struct device_node *capture); 456int rsnd_node_count(struct rsnd_priv *priv, struct device_node *node, char *name); 457int rsnd_node_fixed_index(struct device *dev, struct device_node *node, char *name, int idx); 458 459int rsnd_channel_normalization(int chan); 460#define rsnd_runtime_channel_original(io) \ 461 rsnd_runtime_channel_original_with_params(io, NULL) 462int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, 463 struct snd_pcm_hw_params *params); 464#define rsnd_runtime_channel_after_ctu(io) \ 465 rsnd_runtime_channel_after_ctu_with_params(io, NULL) 466int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, 467 struct snd_pcm_hw_params *params); 468#define rsnd_runtime_channel_for_ssi(io) \ 469 rsnd_runtime_channel_for_ssi_with_params(io, NULL) 470int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 471 struct snd_pcm_hw_params *params); 472int rsnd_runtime_is_multi_ssi(struct rsnd_dai_stream *io); 473int rsnd_runtime_is_tdm(struct rsnd_dai_stream *io); 474int rsnd_runtime_is_tdm_split(struct rsnd_dai_stream *io); 475 476/* 477 * DT 478 */ 479#define rsnd_parse_of_node(priv, node) \ 480 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 481#define RSND_NODE_DAI "rcar_sound,dai" 482#define RSND_NODE_SSI "rcar_sound,ssi" 483#define RSND_NODE_SSIU "rcar_sound,ssiu" 484#define RSND_NODE_SRC "rcar_sound,src" 485#define RSND_NODE_CTU "rcar_sound,ctu" 486#define RSND_NODE_MIX "rcar_sound,mix" 487#define RSND_NODE_DVC "rcar_sound,dvc" 488 489/* 490 * R-Car sound DAI 491 */ 492#define RSND_DAI_NAME_SIZE 16 493struct rsnd_dai_stream { 494 char name[RSND_DAI_NAME_SIZE]; 495 struct snd_pcm_substream *substream; 496 struct rsnd_mod *mod[RSND_MOD_MAX]; 497 struct rsnd_mod *dma; 498 struct rsnd_dai *rdai; 499 struct device *dmac_dev; /* for IPMMU */ 500 u32 converted_rate; /* converted sampling rate */ 501 int converted_chan; /* converted channels */ 502 u32 parent_ssi_status; 503 u32 flags; 504}; 505 506/* flags */ 507#define RSND_STREAM_HDMI0 (1 << 0) /* for HDMI0 */ 508#define RSND_STREAM_HDMI1 (1 << 1) /* for HDMI1 */ 509#define RSND_STREAM_TDM_SPLIT (1 << 2) /* for TDM split mode */ 510#define RSND_HW_RULE_ERR (1 << 3) /* hw_rule error */ 511 512#define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 513#define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 514#define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 515#define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 516#define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 517#define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 518#define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 519#define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 520#define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 521#define rsnd_io_to_rdai(io) ((io)->rdai) 522#define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 523#define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 524#define rsnd_io_to_runtime(io) ((io)->substream ? \ 525 (io)->substream->runtime : NULL) 526#define rsnd_io_converted_rate(io) ((io)->converted_rate) 527#define rsnd_io_converted_chan(io) ((io)->converted_chan) 528int rsnd_io_is_working(struct rsnd_dai_stream *io); 529 530struct rsnd_dai { 531 char name[RSND_DAI_NAME_SIZE]; 532 struct rsnd_dai_stream playback; 533 struct rsnd_dai_stream capture; 534 struct rsnd_priv *priv; 535 struct snd_pcm_hw_constraint_list constraint; 536 struct of_phandle_args dai_args; 537 538 int max_channels; /* 2ch - 16ch */ 539 int ssi_lane; /* 1lane - 4lane */ 540 int chan_width; /* 16/24/32 bit width */ 541 542 unsigned int clk_master:1; 543 unsigned int bit_clk_inv:1; 544 unsigned int frm_clk_inv:1; 545 unsigned int sys_delay:1; 546 unsigned int data_alignment:1; 547}; 548 549#define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 550#define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 551#define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 552#define for_each_rsnd_dai(rdai, priv, i) \ 553 for (i = 0; \ 554 (i < rsnd_rdai_nr(priv)) && \ 555 ((rdai) = rsnd_rdai_get(priv, i)); \ 556 i++) 557 558struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 559 560#define rsnd_rdai_channels_set(rdai, max_channels) \ 561 rsnd_rdai_channels_ctrl(rdai, max_channels) 562#define rsnd_rdai_channels_get(rdai) \ 563 rsnd_rdai_channels_ctrl(rdai, 0) 564int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 565 int max_channels); 566 567#define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 568 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 569#define rsnd_rdai_ssi_lane_get(rdai) \ 570 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 571int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 572 int ssi_lane); 573 574#define rsnd_rdai_width_set(rdai, width) \ 575 rsnd_rdai_width_ctrl(rdai, width) 576#define rsnd_rdai_width_get(rdai) \ 577 rsnd_rdai_width_ctrl(rdai, 0) 578int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width); 579void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 580int rsnd_dai_connect(struct rsnd_mod *mod, 581 struct rsnd_dai_stream *io, 582 enum rsnd_mod_type type); 583 584/* 585 * R-Car Gen1/Gen2 586 */ 587int rsnd_gen_probe(struct rsnd_priv *priv); 588void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 589 struct rsnd_mod *mod, 590 enum rsnd_reg reg); 591phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 592#ifdef CONFIG_DEBUG_FS 593void __iomem *rsnd_gen_get_base_addr(struct rsnd_priv *priv, int reg_id); 594#endif 595 596/* 597 * R-Car ADG 598 */ 599int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 600int rsnd_adg_ssi_clk_stop(struct rsnd_mod *ssi_mod); 601int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *ssi_mod, unsigned int rate); 602int rsnd_adg_probe(struct rsnd_priv *priv); 603void rsnd_adg_remove(struct rsnd_priv *priv); 604int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 605 struct rsnd_dai_stream *io, 606 unsigned int in_rate, 607 unsigned int out_rate); 608int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *cmd_mod, 609 struct rsnd_dai_stream *io); 610#define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 611#define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 612void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 613void rsnd_adg_clk_dbg_info(struct rsnd_priv *priv, struct seq_file *m); 614 615/* 616 * R-Car sound priv 617 */ 618struct rsnd_priv { 619 620 struct platform_device *pdev; 621 spinlock_t lock; 622 unsigned long flags; 623#define RSND_GEN_MASK (0xF << 0) 624#define RSND_GEN1 (1 << 0) 625#define RSND_GEN2 (2 << 0) 626#define RSND_GEN3 (3 << 0) 627#define RSND_GEN4 (4 << 0) 628#define RSND_SOC_MASK (0xFF << 4) 629#define RSND_SOC_E (1 << 4) /* E1/E2/E3 */ 630 631 /* 632 * below value will be filled on rsnd_gen_probe() 633 */ 634 void *gen; 635 636 /* 637 * below value will be filled on rsnd_adg_probe() 638 */ 639 void *adg; 640 641 /* 642 * below value will be filled on rsnd_dma_probe() 643 */ 644 void *dma; 645 646 /* 647 * below value will be filled on rsnd_ssi_probe() 648 */ 649 void *ssi; 650 int ssi_nr; 651 652 /* 653 * below value will be filled on rsnd_ssiu_probe() 654 */ 655 void *ssiu; 656 int ssiu_nr; 657 658 /* 659 * below value will be filled on rsnd_src_probe() 660 */ 661 void *src; 662 int src_nr; 663 664 /* 665 * below value will be filled on rsnd_ctu_probe() 666 */ 667 void *ctu; 668 int ctu_nr; 669 670 /* 671 * below value will be filled on rsnd_mix_probe() 672 */ 673 void *mix; 674 int mix_nr; 675 676 /* 677 * below value will be filled on rsnd_dvc_probe() 678 */ 679 void *dvc; 680 int dvc_nr; 681 682 /* 683 * below value will be filled on rsnd_cmd_probe() 684 */ 685 void *cmd; 686 int cmd_nr; 687 688 /* 689 * below value will be filled on rsnd_dai_probe() 690 */ 691 struct snd_soc_dai_driver *daidrv; 692 struct rsnd_dai *rdai; 693 int rdai_nr; 694 695#define RSND_MAX_COMPONENT 3 696 int component_dais[RSND_MAX_COMPONENT]; 697}; 698 699#define rsnd_priv_to_pdev(priv) ((priv)->pdev) 700#define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 701 702#define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 703#define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 704#define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3) 705#define rsnd_is_gen4(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN4) 706#define rsnd_is_gen3_e3(priv) (((priv)->flags & \ 707 (RSND_GEN_MASK | RSND_SOC_MASK)) == \ 708 (RSND_GEN3 | RSND_SOC_E)) 709 710#define rsnd_flags_has(p, f) ((p)->flags & (f)) 711#define rsnd_flags_set(p, f) ((p)->flags |= (f)) 712#define rsnd_flags_del(p, f) ((p)->flags &= ~(f)) 713 714/* 715 * rsnd_kctrl 716 */ 717struct rsnd_kctrl_cfg { 718 unsigned int max; 719 unsigned int size; 720 u32 *val; 721 const char * const *texts; 722 int (*accept)(struct rsnd_dai_stream *io); 723 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 724 struct rsnd_dai_stream *io; 725 struct snd_card *card; 726 struct snd_kcontrol *kctrl; 727 struct rsnd_mod *mod; 728}; 729 730#define RSND_MAX_CHANNELS 8 731struct rsnd_kctrl_cfg_m { 732 struct rsnd_kctrl_cfg cfg; 733 u32 val[RSND_MAX_CHANNELS]; 734}; 735 736struct rsnd_kctrl_cfg_s { 737 struct rsnd_kctrl_cfg cfg; 738 u32 val; 739}; 740#define rsnd_kctrl_size(x) ((x).cfg.size) 741#define rsnd_kctrl_max(x) ((x).cfg.max) 742#define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */ 743#define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */ 744 745int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 746int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 747struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 748struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 749int rsnd_kctrl_new(struct rsnd_mod *mod, 750 struct rsnd_dai_stream *io, 751 struct snd_soc_pcm_runtime *rtd, 752 const unsigned char *name, 753 int (*accept)(struct rsnd_dai_stream *io), 754 void (*update)(struct rsnd_dai_stream *io, 755 struct rsnd_mod *mod), 756 struct rsnd_kctrl_cfg *cfg, 757 const char * const *texts, 758 int size, 759 u32 max); 760 761#define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 762 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 763 NULL, size, max) 764 765#define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 766 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 767 NULL, 1, max) 768 769#define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 770 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 771 texts, 1, size) 772 773extern const char * const volume_ramp_rate[]; 774#define VOLUME_RAMP_MAX_DVC (0x17 + 1) 775#define VOLUME_RAMP_MAX_MIX (0x0a + 1) 776 777/* 778 * R-Car SSI 779 */ 780int rsnd_ssi_probe(struct rsnd_priv *priv); 781void rsnd_ssi_remove(struct rsnd_priv *priv); 782struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 783int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 784u32 rsnd_ssi_multi_secondaries_runtime(struct rsnd_dai_stream *io); 785int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 786 787#define rsnd_ssi_is_pin_sharing(io) \ 788 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 789int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 790 791#define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 792void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 793 struct device_node *playback, 794 struct device_node *capture); 795unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai, 796 int param1, int param2, int *idx); 797 798/* 799 * R-Car SSIU 800 */ 801int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 802 struct rsnd_mod *mod); 803int rsnd_ssiu_probe(struct rsnd_priv *priv); 804void rsnd_ssiu_remove(struct rsnd_priv *priv); 805void rsnd_parse_connect_ssiu(struct rsnd_dai *rdai, 806 struct device_node *playback, 807 struct device_node *capture); 808#define rsnd_ssiu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSIU) 809bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod); 810 811/* 812 * R-Car SRC 813 */ 814int rsnd_src_probe(struct rsnd_priv *priv); 815void rsnd_src_remove(struct rsnd_priv *priv); 816struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 817 818#define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 819#define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 820unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 821 struct rsnd_dai_stream *io, 822 int is_in); 823 824#define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 825#define rsnd_parse_connect_src(rdai, playback, capture) \ 826 rsnd_parse_connect_common(rdai, "src", rsnd_src_mod_get, \ 827 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 828 playback, capture) 829 830/* 831 * R-Car CTU 832 */ 833int rsnd_ctu_probe(struct rsnd_priv *priv); 834void rsnd_ctu_remove(struct rsnd_priv *priv); 835struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 836#define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 837#define rsnd_parse_connect_ctu(rdai, playback, capture) \ 838 rsnd_parse_connect_common(rdai, "ctu", rsnd_ctu_mod_get, \ 839 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 840 playback, capture) 841 842/* 843 * R-Car MIX 844 */ 845int rsnd_mix_probe(struct rsnd_priv *priv); 846void rsnd_mix_remove(struct rsnd_priv *priv); 847struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 848#define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 849#define rsnd_parse_connect_mix(rdai, playback, capture) \ 850 rsnd_parse_connect_common(rdai, "mix", rsnd_mix_mod_get, \ 851 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 852 playback, capture) 853 854/* 855 * R-Car DVC 856 */ 857int rsnd_dvc_probe(struct rsnd_priv *priv); 858void rsnd_dvc_remove(struct rsnd_priv *priv); 859struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 860#define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 861#define rsnd_parse_connect_dvc(rdai, playback, capture) \ 862 rsnd_parse_connect_common(rdai, "dvc", rsnd_dvc_mod_get, \ 863 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 864 playback, capture) 865 866/* 867 * R-Car CMD 868 */ 869int rsnd_cmd_probe(struct rsnd_priv *priv); 870void rsnd_cmd_remove(struct rsnd_priv *priv); 871int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 872 873void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 874#ifdef DEBUG 875#define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 876#define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 877#define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 878#else 879#define rsnd_mod_confirm_ssi(mssi) 880#define rsnd_mod_confirm_src(msrc) 881#define rsnd_mod_confirm_dvc(mdvc) 882#endif 883 884/* 885 * If you don't need interrupt status debug message, 886 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 887 * 888 * #define RSND_DEBUG_NO_IRQ_STATUS 1 889 */ 890#define rsnd_print_irq_status(dev, param...) do { \ 891 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 892 dev_info(dev, param); \ 893} while (0) 894 895#ifdef CONFIG_DEBUG_FS 896int rsnd_debugfs_probe(struct snd_soc_component *component); 897void rsnd_debugfs_reg_show(struct seq_file *m, phys_addr_t _addr, 898 void __iomem *base, int offset, int size); 899void rsnd_debugfs_mod_reg_show(struct seq_file *m, struct rsnd_mod *mod, 900 int reg_id, int offset, int size); 901 902#else 903#define rsnd_debugfs_probe NULL 904#endif 905 906#endif /* RSND_H */ 907