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_BASE_MAX 4 35 36 /* 37 * pseudo register 38 * 39 * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different. 40 * This driver uses pseudo register in order to hide it. 41 * see gen1/gen2 for detail 42 */ 43 enum rsnd_reg { 44 /* SCU (MIX/CTU/DVC) */ 45 SRC_I_BUSIF_MODE, 46 SRC_O_BUSIF_MODE, 47 SRC_ROUTE_MODE0, 48 SRC_SWRSR, 49 SRC_SRCIR, 50 SRC_ADINR, 51 SRC_IFSCR, 52 SRC_IFSVR, 53 SRC_SRCCR, 54 SRC_CTRL, 55 SRC_BSDSR, 56 SRC_BSISR, 57 SRC_INT_ENABLE0, 58 SRC_BUSIF_DALIGN, 59 SRCIN_TIMSEL0, 60 SRCIN_TIMSEL1, 61 SRCIN_TIMSEL2, 62 SRCIN_TIMSEL3, 63 SRCIN_TIMSEL4, 64 SRCOUT_TIMSEL0, 65 SRCOUT_TIMSEL1, 66 SRCOUT_TIMSEL2, 67 SRCOUT_TIMSEL3, 68 SRCOUT_TIMSEL4, 69 SCU_SYS_STATUS0, 70 SCU_SYS_STATUS1, 71 SCU_SYS_INT_EN0, 72 SCU_SYS_INT_EN1, 73 CMD_CTRL, 74 CMD_BUSIF_MODE, 75 CMD_BUSIF_DALIGN, 76 CMD_ROUTE_SLCT, 77 CMDOUT_TIMSEL, 78 CTU_SWRSR, 79 CTU_CTUIR, 80 CTU_ADINR, 81 CTU_CPMDR, 82 CTU_SCMDR, 83 CTU_SV00R, 84 CTU_SV01R, 85 CTU_SV02R, 86 CTU_SV03R, 87 CTU_SV04R, 88 CTU_SV05R, 89 CTU_SV06R, 90 CTU_SV07R, 91 CTU_SV10R, 92 CTU_SV11R, 93 CTU_SV12R, 94 CTU_SV13R, 95 CTU_SV14R, 96 CTU_SV15R, 97 CTU_SV16R, 98 CTU_SV17R, 99 CTU_SV20R, 100 CTU_SV21R, 101 CTU_SV22R, 102 CTU_SV23R, 103 CTU_SV24R, 104 CTU_SV25R, 105 CTU_SV26R, 106 CTU_SV27R, 107 CTU_SV30R, 108 CTU_SV31R, 109 CTU_SV32R, 110 CTU_SV33R, 111 CTU_SV34R, 112 CTU_SV35R, 113 CTU_SV36R, 114 CTU_SV37R, 115 MIX_SWRSR, 116 MIX_MIXIR, 117 MIX_ADINR, 118 MIX_MIXMR, 119 MIX_MVPDR, 120 MIX_MDBAR, 121 MIX_MDBBR, 122 MIX_MDBCR, 123 MIX_MDBDR, 124 MIX_MDBER, 125 DVC_SWRSR, 126 DVC_DVUIR, 127 DVC_ADINR, 128 DVC_DVUCR, 129 DVC_ZCMCR, 130 DVC_VOL0R, 131 DVC_VOL1R, 132 DVC_VOL2R, 133 DVC_VOL3R, 134 DVC_VOL4R, 135 DVC_VOL5R, 136 DVC_VOL6R, 137 DVC_VOL7R, 138 DVC_DVUER, 139 DVC_VRCTR, 140 DVC_VRPDR, 141 DVC_VRDBR, 142 143 /* ADG */ 144 BRRA, 145 BRRB, 146 BRGCKR, 147 DIV_EN, 148 AUDIO_CLK_SEL0, 149 AUDIO_CLK_SEL1, 150 AUDIO_CLK_SEL2, 151 152 /* SSIU */ 153 SSI_MODE, 154 SSI_MODE0, 155 SSI_MODE1, 156 SSI_MODE2, 157 SSI_CONTROL, 158 SSI_CTRL, 159 SSI_BUSIF0_MODE, 160 SSI_BUSIF1_MODE, 161 SSI_BUSIF2_MODE, 162 SSI_BUSIF3_MODE, 163 SSI_BUSIF4_MODE, 164 SSI_BUSIF5_MODE, 165 SSI_BUSIF6_MODE, 166 SSI_BUSIF7_MODE, 167 SSI_BUSIF0_ADINR, 168 SSI_BUSIF1_ADINR, 169 SSI_BUSIF2_ADINR, 170 SSI_BUSIF3_ADINR, 171 SSI_BUSIF4_ADINR, 172 SSI_BUSIF5_ADINR, 173 SSI_BUSIF6_ADINR, 174 SSI_BUSIF7_ADINR, 175 SSI_BUSIF0_DALIGN, 176 SSI_BUSIF1_DALIGN, 177 SSI_BUSIF2_DALIGN, 178 SSI_BUSIF3_DALIGN, 179 SSI_BUSIF4_DALIGN, 180 SSI_BUSIF5_DALIGN, 181 SSI_BUSIF6_DALIGN, 182 SSI_BUSIF7_DALIGN, 183 SSI_INT_ENABLE, 184 SSI_SYS_STATUS0, 185 SSI_SYS_STATUS1, 186 SSI_SYS_STATUS2, 187 SSI_SYS_STATUS3, 188 SSI_SYS_STATUS4, 189 SSI_SYS_STATUS5, 190 SSI_SYS_STATUS6, 191 SSI_SYS_STATUS7, 192 SSI_SYS_INT_ENABLE0, 193 SSI_SYS_INT_ENABLE1, 194 SSI_SYS_INT_ENABLE2, 195 SSI_SYS_INT_ENABLE3, 196 SSI_SYS_INT_ENABLE4, 197 SSI_SYS_INT_ENABLE5, 198 SSI_SYS_INT_ENABLE6, 199 SSI_SYS_INT_ENABLE7, 200 HDMI0_SEL, 201 HDMI1_SEL, 202 SSI9_BUSIF0_MODE, 203 SSI9_BUSIF1_MODE, 204 SSI9_BUSIF2_MODE, 205 SSI9_BUSIF3_MODE, 206 SSI9_BUSIF4_MODE, 207 SSI9_BUSIF5_MODE, 208 SSI9_BUSIF6_MODE, 209 SSI9_BUSIF7_MODE, 210 SSI9_BUSIF0_ADINR, 211 SSI9_BUSIF1_ADINR, 212 SSI9_BUSIF2_ADINR, 213 SSI9_BUSIF3_ADINR, 214 SSI9_BUSIF4_ADINR, 215 SSI9_BUSIF5_ADINR, 216 SSI9_BUSIF6_ADINR, 217 SSI9_BUSIF7_ADINR, 218 SSI9_BUSIF0_DALIGN, 219 SSI9_BUSIF1_DALIGN, 220 SSI9_BUSIF2_DALIGN, 221 SSI9_BUSIF3_DALIGN, 222 SSI9_BUSIF4_DALIGN, 223 SSI9_BUSIF5_DALIGN, 224 SSI9_BUSIF6_DALIGN, 225 SSI9_BUSIF7_DALIGN, 226 227 /* SSI */ 228 SSICR, 229 SSISR, 230 SSITDR, 231 SSIRDR, 232 SSIWSR, 233 234 REG_MAX, 235 }; 236 #define SRCIN_TIMSEL(i) (SRCIN_TIMSEL0 + (i)) 237 #define SRCOUT_TIMSEL(i) (SRCOUT_TIMSEL0 + (i)) 238 #define CTU_SVxxR(i, j) (CTU_SV00R + (i * 8) + (j)) 239 #define DVC_VOLxR(i) (DVC_VOL0R + (i)) 240 #define AUDIO_CLK_SEL(i) (AUDIO_CLK_SEL0 + (i)) 241 #define SSI_BUSIF_MODE(i) (SSI_BUSIF0_MODE + (i)) 242 #define SSI_BUSIF_ADINR(i) (SSI_BUSIF0_ADINR + (i)) 243 #define SSI_BUSIF_DALIGN(i) (SSI_BUSIF0_DALIGN + (i)) 244 #define SSI9_BUSIF_MODE(i) (SSI9_BUSIF0_MODE + (i)) 245 #define SSI9_BUSIF_ADINR(i) (SSI9_BUSIF0_ADINR + (i)) 246 #define SSI9_BUSIF_DALIGN(i) (SSI9_BUSIF0_DALIGN + (i)) 247 #define SSI_SYS_STATUS(i) (SSI_SYS_STATUS0 + (i)) 248 #define SSI_SYS_INT_ENABLE(i) (SSI_SYS_INT_ENABLE0 + (i)) 249 250 251 struct rsnd_priv; 252 struct rsnd_mod; 253 struct rsnd_dai; 254 struct rsnd_dai_stream; 255 256 /* 257 * R-Car basic functions 258 */ 259 u32 rsnd_mod_read(struct rsnd_mod *mod, enum rsnd_reg reg); 260 void rsnd_mod_write(struct rsnd_mod *mod, enum rsnd_reg reg, u32 data); 261 void rsnd_mod_bset(struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data); 262 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 263 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 264 u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 265 266 /* 267 * R-Car DMA 268 */ 269 int rsnd_dma_attach(struct rsnd_dai_stream *io, 270 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 271 int rsnd_dma_probe(struct rsnd_priv *priv); 272 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, char *name, 273 struct rsnd_mod *mod, char *x); 274 275 /* 276 * R-Car sound mod 277 */ 278 enum rsnd_mod_type { 279 RSND_MOD_AUDMAPP, 280 RSND_MOD_AUDMA, 281 RSND_MOD_DVC, 282 RSND_MOD_MIX, 283 RSND_MOD_CTU, 284 RSND_MOD_CMD, 285 RSND_MOD_SRC, 286 RSND_MOD_SSIM3, /* SSI multi 3 */ 287 RSND_MOD_SSIM2, /* SSI multi 2 */ 288 RSND_MOD_SSIM1, /* SSI multi 1 */ 289 RSND_MOD_SSIP, /* SSI parent */ 290 RSND_MOD_SSI, 291 RSND_MOD_SSIU, 292 RSND_MOD_MAX, 293 }; 294 295 struct rsnd_mod_ops { 296 char *name; 297 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io, 298 struct rsnd_mod *mod); 299 int (*probe)(struct rsnd_mod *mod, 300 struct rsnd_dai_stream *io, 301 struct rsnd_priv *priv); 302 int (*remove)(struct rsnd_mod *mod, 303 struct rsnd_dai_stream *io, 304 struct rsnd_priv *priv); 305 int (*init)(struct rsnd_mod *mod, 306 struct rsnd_dai_stream *io, 307 struct rsnd_priv *priv); 308 int (*quit)(struct rsnd_mod *mod, 309 struct rsnd_dai_stream *io, 310 struct rsnd_priv *priv); 311 int (*start)(struct rsnd_mod *mod, 312 struct rsnd_dai_stream *io, 313 struct rsnd_priv *priv); 314 int (*stop)(struct rsnd_mod *mod, 315 struct rsnd_dai_stream *io, 316 struct rsnd_priv *priv); 317 int (*irq)(struct rsnd_mod *mod, 318 struct rsnd_dai_stream *io, 319 struct rsnd_priv *priv, int enable); 320 int (*pcm_new)(struct rsnd_mod *mod, 321 struct rsnd_dai_stream *io, 322 struct snd_soc_pcm_runtime *rtd); 323 int (*hw_params)(struct rsnd_mod *mod, 324 struct rsnd_dai_stream *io, 325 struct snd_pcm_substream *substream, 326 struct snd_pcm_hw_params *hw_params); 327 int (*pointer)(struct rsnd_mod *mod, 328 struct rsnd_dai_stream *io, 329 snd_pcm_uframes_t *pointer); 330 int (*fallback)(struct rsnd_mod *mod, 331 struct rsnd_dai_stream *io, 332 struct rsnd_priv *priv); 333 int (*prepare)(struct rsnd_mod *mod, 334 struct rsnd_dai_stream *io, 335 struct rsnd_priv *priv); 336 int (*cleanup)(struct rsnd_mod *mod, 337 struct rsnd_dai_stream *io, 338 struct rsnd_priv *priv); 339 int (*hw_free)(struct rsnd_mod *mod, 340 struct rsnd_dai_stream *io, 341 struct snd_pcm_substream *substream); 342 u32 *(*get_status)(struct rsnd_mod *mod, 343 struct rsnd_dai_stream *io, 344 enum rsnd_mod_type type); 345 int (*id)(struct rsnd_mod *mod); 346 int (*id_sub)(struct rsnd_mod *mod); 347 int (*id_cmd)(struct rsnd_mod *mod); 348 349 #ifdef CONFIG_DEBUG_FS 350 void (*debug_info)(struct seq_file *m, 351 struct rsnd_dai_stream *io, struct rsnd_mod *mod); 352 #endif 353 }; 354 355 struct rsnd_dai_stream; 356 struct rsnd_mod { 357 int id; 358 enum rsnd_mod_type type; 359 struct rsnd_mod_ops *ops; 360 struct rsnd_priv *priv; 361 struct clk *clk; 362 u32 status; 363 }; 364 /* 365 * status 366 * 367 * 0xH000DCB0 368 * 369 * B 0: init 1: quit 370 * C 0: start 1: stop 371 * D 0: hw_params 1: hw_free 372 * 373 * H is always called (see __rsnd_mod_call) 374 */ 375 #define __rsnd_mod_shift_init 4 376 #define __rsnd_mod_shift_quit 4 377 #define __rsnd_mod_shift_start 8 378 #define __rsnd_mod_shift_stop 8 379 #define __rsnd_mod_shift_hw_params 12 380 #define __rsnd_mod_shift_hw_free 12 381 #define __rsnd_mod_shift_probe 28 /* always called */ 382 #define __rsnd_mod_shift_remove 28 /* always called */ 383 #define __rsnd_mod_shift_irq 28 /* always called */ 384 #define __rsnd_mod_shift_pcm_new 28 /* always called */ 385 #define __rsnd_mod_shift_fallback 28 /* always called */ 386 #define __rsnd_mod_shift_pointer 28 /* always called */ 387 #define __rsnd_mod_shift_prepare 28 /* always called */ 388 #define __rsnd_mod_shift_cleanup 28 /* always called */ 389 390 #define __rsnd_mod_add_probe 0 391 #define __rsnd_mod_add_remove 0 392 #define __rsnd_mod_add_prepare 0 393 #define __rsnd_mod_add_cleanup 0 394 #define __rsnd_mod_add_init 1 /* needs protect */ 395 #define __rsnd_mod_add_quit -1 /* needs protect */ 396 #define __rsnd_mod_add_start 1 /* needs protect */ 397 #define __rsnd_mod_add_stop -1 /* needs protect */ 398 #define __rsnd_mod_add_hw_params 1 /* needs protect */ 399 #define __rsnd_mod_add_hw_free -1 /* needs protect */ 400 #define __rsnd_mod_add_irq 0 401 #define __rsnd_mod_add_pcm_new 0 402 #define __rsnd_mod_add_fallback 0 403 #define __rsnd_mod_add_pointer 0 404 405 #define __rsnd_mod_call_probe 0 406 #define __rsnd_mod_call_remove 0 407 #define __rsnd_mod_call_prepare 0 408 #define __rsnd_mod_call_cleanup 0 409 #define __rsnd_mod_call_init 0 /* needs protect */ 410 #define __rsnd_mod_call_quit 1 /* needs protect */ 411 #define __rsnd_mod_call_start 0 /* needs protect */ 412 #define __rsnd_mod_call_stop 1 /* needs protect */ 413 #define __rsnd_mod_call_hw_params 0 /* needs protect */ 414 #define __rsnd_mod_call_hw_free 1 /* needs protect */ 415 #define __rsnd_mod_call_irq 0 416 #define __rsnd_mod_call_pcm_new 0 417 #define __rsnd_mod_call_fallback 0 418 #define __rsnd_mod_call_pointer 0 419 420 #define rsnd_mod_to_priv(mod) ((mod)->priv) 421 #define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 422 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 423 #define rsnd_mod_get(ip) (&(ip)->mod) 424 425 int rsnd_mod_init(struct rsnd_priv *priv, 426 struct rsnd_mod *mod, 427 struct rsnd_mod_ops *ops, 428 struct clk *clk, 429 enum rsnd_mod_type type, 430 int id); 431 void rsnd_mod_quit(struct rsnd_mod *mod); 432 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 433 struct rsnd_mod *mod); 434 void rsnd_mod_interrupt(struct rsnd_mod *mod, 435 void (*callback)(struct rsnd_mod *mod, 436 struct rsnd_dai_stream *io)); 437 u32 *rsnd_mod_get_status(struct rsnd_mod *mod, 438 struct rsnd_dai_stream *io, 439 enum rsnd_mod_type type); 440 int rsnd_mod_id(struct rsnd_mod *mod); 441 int rsnd_mod_id_raw(struct rsnd_mod *mod); 442 int rsnd_mod_id_sub(struct rsnd_mod *mod); 443 char *rsnd_mod_name(struct rsnd_mod *mod); 444 struct rsnd_mod *rsnd_mod_next(int *iterator, 445 struct rsnd_dai_stream *io, 446 enum rsnd_mod_type *array, 447 int array_size); 448 #define for_each_rsnd_mod(iterator, pos, io) \ 449 for (iterator = 0; \ 450 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 451 #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 452 for (iterator = 0; \ 453 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 454 #define for_each_rsnd_mod_array(iterator, pos, io, array) \ 455 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 456 457 void rsnd_parse_connect_common(struct rsnd_dai *rdai, char *name, 458 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 459 struct device_node *node, 460 struct device_node *playback, 461 struct device_node *capture); 462 int rsnd_node_count(struct rsnd_priv *priv, struct device_node *node, char *name); 463 int rsnd_node_fixed_index(struct device *dev, struct device_node *node, char *name, int idx); 464 465 int rsnd_channel_normalization(int chan); 466 #define rsnd_runtime_channel_original(io) \ 467 rsnd_runtime_channel_original_with_params(io, NULL) 468 int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, 469 struct snd_pcm_hw_params *params); 470 #define rsnd_runtime_channel_after_ctu(io) \ 471 rsnd_runtime_channel_after_ctu_with_params(io, NULL) 472 int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, 473 struct snd_pcm_hw_params *params); 474 #define rsnd_runtime_channel_for_ssi(io) \ 475 rsnd_runtime_channel_for_ssi_with_params(io, NULL) 476 int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 477 struct snd_pcm_hw_params *params); 478 int rsnd_runtime_is_multi_ssi(struct rsnd_dai_stream *io); 479 int rsnd_runtime_is_tdm(struct rsnd_dai_stream *io); 480 int rsnd_runtime_is_tdm_split(struct rsnd_dai_stream *io); 481 482 /* 483 * DT 484 */ 485 #define rsnd_parse_of_node(priv, node) \ 486 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 487 #define RSND_NODE_DAI "rcar_sound,dai" 488 #define RSND_NODE_SSI "rcar_sound,ssi" 489 #define RSND_NODE_SSIU "rcar_sound,ssiu" 490 #define RSND_NODE_SRC "rcar_sound,src" 491 #define RSND_NODE_CTU "rcar_sound,ctu" 492 #define RSND_NODE_MIX "rcar_sound,mix" 493 #define RSND_NODE_DVC "rcar_sound,dvc" 494 495 /* 496 * R-Car sound DAI 497 */ 498 #define RSND_DAI_NAME_SIZE 16 499 struct rsnd_dai_stream { 500 char name[RSND_DAI_NAME_SIZE]; 501 struct snd_pcm_substream *substream; 502 struct rsnd_mod *mod[RSND_MOD_MAX]; 503 struct rsnd_mod *dma; 504 struct rsnd_dai *rdai; 505 struct device *dmac_dev; /* for IPMMU */ 506 u32 converted_rate; /* converted sampling rate */ 507 int converted_chan; /* converted channels */ 508 u32 parent_ssi_status; 509 u32 flags; 510 }; 511 512 /* flags */ 513 #define RSND_STREAM_HDMI0 (1 << 0) /* for HDMI0 */ 514 #define RSND_STREAM_HDMI1 (1 << 1) /* for HDMI1 */ 515 #define RSND_STREAM_TDM_SPLIT (1 << 2) /* for TDM split mode */ 516 517 #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 518 #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 519 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 520 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 521 #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 522 #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 523 #define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 524 #define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 525 #define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 526 #define rsnd_io_to_rdai(io) ((io)->rdai) 527 #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 528 #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 529 #define rsnd_io_to_runtime(io) ((io)->substream ? \ 530 (io)->substream->runtime : NULL) 531 #define rsnd_io_converted_rate(io) ((io)->converted_rate) 532 #define rsnd_io_converted_chan(io) ((io)->converted_chan) 533 int rsnd_io_is_working(struct rsnd_dai_stream *io); 534 535 struct rsnd_dai { 536 char name[RSND_DAI_NAME_SIZE]; 537 struct rsnd_dai_stream playback; 538 struct rsnd_dai_stream capture; 539 struct rsnd_priv *priv; 540 struct snd_pcm_hw_constraint_list constraint; 541 542 int max_channels; /* 2ch - 16ch */ 543 int ssi_lane; /* 1lane - 4lane */ 544 int chan_width; /* 16/24/32 bit width */ 545 546 unsigned int clk_master:1; 547 unsigned int bit_clk_inv:1; 548 unsigned int frm_clk_inv:1; 549 unsigned int sys_delay:1; 550 unsigned int data_alignment:1; 551 }; 552 553 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 554 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 555 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 556 #define for_each_rsnd_dai(rdai, priv, i) \ 557 for (i = 0; \ 558 (i < rsnd_rdai_nr(priv)) && \ 559 ((rdai) = rsnd_rdai_get(priv, i)); \ 560 i++) 561 562 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 563 564 #define rsnd_rdai_channels_set(rdai, max_channels) \ 565 rsnd_rdai_channels_ctrl(rdai, max_channels) 566 #define rsnd_rdai_channels_get(rdai) \ 567 rsnd_rdai_channels_ctrl(rdai, 0) 568 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 569 int max_channels); 570 571 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 572 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 573 #define rsnd_rdai_ssi_lane_get(rdai) \ 574 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 575 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 576 int ssi_lane); 577 578 #define rsnd_rdai_width_set(rdai, width) \ 579 rsnd_rdai_width_ctrl(rdai, width) 580 #define rsnd_rdai_width_get(rdai) \ 581 rsnd_rdai_width_ctrl(rdai, 0) 582 int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width); 583 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 584 int rsnd_dai_connect(struct rsnd_mod *mod, 585 struct rsnd_dai_stream *io, 586 enum rsnd_mod_type type); 587 588 /* 589 * R-Car Gen1/Gen2 590 */ 591 int rsnd_gen_probe(struct rsnd_priv *priv); 592 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 593 struct rsnd_mod *mod, 594 enum rsnd_reg reg); 595 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 596 #ifdef CONFIG_DEBUG_FS 597 void __iomem *rsnd_gen_get_base_addr(struct rsnd_priv *priv, int reg_id); 598 #endif 599 600 /* 601 * R-Car ADG 602 */ 603 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 604 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *ssi_mod); 605 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *ssi_mod, unsigned int rate); 606 int rsnd_adg_probe(struct rsnd_priv *priv); 607 void rsnd_adg_remove(struct rsnd_priv *priv); 608 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 609 struct rsnd_dai_stream *io, 610 unsigned int in_rate, 611 unsigned int out_rate); 612 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *cmd_mod, 613 struct rsnd_dai_stream *io); 614 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 615 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 616 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 617 void rsnd_adg_clk_dbg_info(struct rsnd_priv *priv, struct seq_file *m); 618 619 /* 620 * R-Car sound priv 621 */ 622 struct rsnd_priv { 623 624 struct platform_device *pdev; 625 spinlock_t lock; 626 unsigned long flags; 627 #define RSND_GEN_MASK (0xF << 0) 628 #define RSND_GEN1 (1 << 0) 629 #define RSND_GEN2 (2 << 0) 630 #define RSND_GEN3 (3 << 0) 631 #define RSND_SOC_MASK (0xFF << 4) 632 #define RSND_SOC_E (1 << 4) /* E1/E2/E3 */ 633 634 /* 635 * below value will be filled on rsnd_gen_probe() 636 */ 637 void *gen; 638 639 /* 640 * below value will be filled on rsnd_adg_probe() 641 */ 642 void *adg; 643 644 /* 645 * below value will be filled on rsnd_dma_probe() 646 */ 647 void *dma; 648 649 /* 650 * below value will be filled on rsnd_ssi_probe() 651 */ 652 void *ssi; 653 int ssi_nr; 654 655 /* 656 * below value will be filled on rsnd_ssiu_probe() 657 */ 658 void *ssiu; 659 int ssiu_nr; 660 661 /* 662 * below value will be filled on rsnd_src_probe() 663 */ 664 void *src; 665 int src_nr; 666 667 /* 668 * below value will be filled on rsnd_ctu_probe() 669 */ 670 void *ctu; 671 int ctu_nr; 672 673 /* 674 * below value will be filled on rsnd_mix_probe() 675 */ 676 void *mix; 677 int mix_nr; 678 679 /* 680 * below value will be filled on rsnd_dvc_probe() 681 */ 682 void *dvc; 683 int dvc_nr; 684 685 /* 686 * below value will be filled on rsnd_cmd_probe() 687 */ 688 void *cmd; 689 int cmd_nr; 690 691 /* 692 * below value will be filled on rsnd_dai_probe() 693 */ 694 struct snd_soc_dai_driver *daidrv; 695 struct rsnd_dai *rdai; 696 int rdai_nr; 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_e3(priv) (((priv)->flags & \ 706 (RSND_GEN_MASK | RSND_SOC_MASK)) == \ 707 (RSND_GEN3 | RSND_SOC_E)) 708 709 #define rsnd_flags_has(p, f) ((p)->flags & (f)) 710 #define rsnd_flags_set(p, f) ((p)->flags |= (f)) 711 #define rsnd_flags_del(p, f) ((p)->flags &= ~(f)) 712 713 /* 714 * rsnd_kctrl 715 */ 716 struct rsnd_kctrl_cfg { 717 unsigned int max; 718 unsigned int size; 719 u32 *val; 720 const char * const *texts; 721 int (*accept)(struct rsnd_dai_stream *io); 722 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 723 struct rsnd_dai_stream *io; 724 struct snd_card *card; 725 struct snd_kcontrol *kctrl; 726 struct rsnd_mod *mod; 727 }; 728 729 #define RSND_MAX_CHANNELS 8 730 struct rsnd_kctrl_cfg_m { 731 struct rsnd_kctrl_cfg cfg; 732 u32 val[RSND_MAX_CHANNELS]; 733 }; 734 735 struct rsnd_kctrl_cfg_s { 736 struct rsnd_kctrl_cfg cfg; 737 u32 val; 738 }; 739 #define rsnd_kctrl_size(x) ((x).cfg.size) 740 #define rsnd_kctrl_max(x) ((x).cfg.max) 741 #define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */ 742 #define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */ 743 744 int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 745 int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 746 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 747 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 748 int rsnd_kctrl_new(struct rsnd_mod *mod, 749 struct rsnd_dai_stream *io, 750 struct snd_soc_pcm_runtime *rtd, 751 const unsigned char *name, 752 int (*accept)(struct rsnd_dai_stream *io), 753 void (*update)(struct rsnd_dai_stream *io, 754 struct rsnd_mod *mod), 755 struct rsnd_kctrl_cfg *cfg, 756 const char * const *texts, 757 int size, 758 u32 max); 759 760 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 761 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 762 NULL, size, max) 763 764 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 765 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 766 NULL, 1, max) 767 768 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 769 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 770 texts, 1, size) 771 772 extern const char * const volume_ramp_rate[]; 773 #define VOLUME_RAMP_MAX_DVC (0x17 + 1) 774 #define VOLUME_RAMP_MAX_MIX (0x0a + 1) 775 776 /* 777 * R-Car SSI 778 */ 779 int rsnd_ssi_probe(struct rsnd_priv *priv); 780 void rsnd_ssi_remove(struct rsnd_priv *priv); 781 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 782 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 783 u32 rsnd_ssi_multi_secondaries_runtime(struct rsnd_dai_stream *io); 784 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 785 786 #define rsnd_ssi_is_pin_sharing(io) \ 787 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 788 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 789 790 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 791 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 792 struct device_node *playback, 793 struct device_node *capture); 794 unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai, 795 int param1, int param2, int *idx); 796 797 /* 798 * R-Car SSIU 799 */ 800 int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 801 struct rsnd_mod *mod); 802 int rsnd_ssiu_probe(struct rsnd_priv *priv); 803 void rsnd_ssiu_remove(struct rsnd_priv *priv); 804 void rsnd_parse_connect_ssiu(struct rsnd_dai *rdai, 805 struct device_node *playback, 806 struct device_node *capture); 807 #define rsnd_ssiu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSIU) 808 bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod); 809 810 /* 811 * R-Car SRC 812 */ 813 int rsnd_src_probe(struct rsnd_priv *priv); 814 void rsnd_src_remove(struct rsnd_priv *priv); 815 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 816 817 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 818 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 819 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 820 struct rsnd_dai_stream *io, 821 int is_in); 822 823 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 824 #define rsnd_parse_connect_src(rdai, playback, capture) \ 825 rsnd_parse_connect_common(rdai, "src", rsnd_src_mod_get, \ 826 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 827 playback, capture) 828 829 /* 830 * R-Car CTU 831 */ 832 int rsnd_ctu_probe(struct rsnd_priv *priv); 833 void rsnd_ctu_remove(struct rsnd_priv *priv); 834 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 835 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 836 #define rsnd_parse_connect_ctu(rdai, playback, capture) \ 837 rsnd_parse_connect_common(rdai, "ctu", rsnd_ctu_mod_get, \ 838 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 839 playback, capture) 840 841 /* 842 * R-Car MIX 843 */ 844 int rsnd_mix_probe(struct rsnd_priv *priv); 845 void rsnd_mix_remove(struct rsnd_priv *priv); 846 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 847 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 848 #define rsnd_parse_connect_mix(rdai, playback, capture) \ 849 rsnd_parse_connect_common(rdai, "mix", rsnd_mix_mod_get, \ 850 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 851 playback, capture) 852 853 /* 854 * R-Car DVC 855 */ 856 int rsnd_dvc_probe(struct rsnd_priv *priv); 857 void rsnd_dvc_remove(struct rsnd_priv *priv); 858 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 859 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 860 #define rsnd_parse_connect_dvc(rdai, playback, capture) \ 861 rsnd_parse_connect_common(rdai, "dvc", rsnd_dvc_mod_get, \ 862 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 863 playback, capture) 864 865 /* 866 * R-Car CMD 867 */ 868 int rsnd_cmd_probe(struct rsnd_priv *priv); 869 void rsnd_cmd_remove(struct rsnd_priv *priv); 870 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 871 872 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 873 #ifdef DEBUG 874 #define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 875 #define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 876 #define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 877 #else 878 #define rsnd_mod_confirm_ssi(mssi) 879 #define rsnd_mod_confirm_src(msrc) 880 #define rsnd_mod_confirm_dvc(mdvc) 881 #endif 882 883 /* 884 * If you don't need interrupt status debug message, 885 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 886 * 887 * #define RSND_DEBUG_NO_IRQ_STATUS 1 888 */ 889 #define rsnd_print_irq_status(dev, param...) do { \ 890 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 891 dev_info(dev, param); \ 892 } while (0) 893 894 /* 895 * If you don't need rsnd_dai_call debug message, 896 * define RSND_DEBUG_NO_DAI_CALL as 1 on top of core.c 897 * 898 * #define RSND_DEBUG_NO_DAI_CALL 1 899 */ 900 #define rsnd_dbg_dai_call(dev, param...) \ 901 if (!IS_BUILTIN(RSND_DEBUG_NO_DAI_CALL)) \ 902 dev_dbg(dev, param) 903 904 #ifdef CONFIG_DEBUG_FS 905 int rsnd_debugfs_probe(struct snd_soc_component *component); 906 void rsnd_debugfs_reg_show(struct seq_file *m, phys_addr_t _addr, 907 void __iomem *base, int offset, int size); 908 void rsnd_debugfs_mod_reg_show(struct seq_file *m, struct rsnd_mod *mod, 909 int reg_id, int offset, int size); 910 911 #else 912 #define rsnd_debugfs_probe NULL 913 #endif 914 915 #endif /* RSND_H */ 916