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 */ 37 enum 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)) 243 244 245 struct rsnd_priv; 246 struct rsnd_mod; 247 struct rsnd_dai; 248 struct rsnd_dai_stream; 249 250 /* 251 * R-Car basic functions 252 */ 253 u32 rsnd_mod_read(struct rsnd_mod *mod, enum rsnd_reg reg); 254 void rsnd_mod_write(struct rsnd_mod *mod, enum rsnd_reg reg, u32 data); 255 void rsnd_mod_bset(struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data); 256 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 257 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 258 u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 259 260 /* 261 * R-Car DMA 262 */ 263 int rsnd_dma_attach(struct rsnd_dai_stream *io, 264 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 265 int rsnd_dma_probe(struct rsnd_priv *priv); 266 struct 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 */ 272 enum 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 }; 288 289 struct 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 }; 348 349 struct rsnd_dai_stream; 350 struct 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) 418 419 int 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); 425 void rsnd_mod_quit(struct rsnd_mod *mod); 426 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 427 struct rsnd_mod *mod); 428 void rsnd_mod_interrupt(struct rsnd_mod *mod, 429 void (*callback)(struct rsnd_mod *mod, 430 struct rsnd_dai_stream *io)); 431 u32 *rsnd_mod_get_status(struct rsnd_mod *mod, 432 struct rsnd_dai_stream *io, 433 enum rsnd_mod_type type); 434 int rsnd_mod_id(struct rsnd_mod *mod); 435 int rsnd_mod_id_raw(struct rsnd_mod *mod); 436 int rsnd_mod_id_sub(struct rsnd_mod *mod); 437 char *rsnd_mod_name(struct rsnd_mod *mod); 438 struct 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)) 450 451 void 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); 456 int rsnd_node_count(struct rsnd_priv *priv, struct device_node *node, char *name); 457 int rsnd_node_fixed_index(struct device *dev, struct device_node *node, char *name, int idx); 458 459 int rsnd_channel_normalization(int chan); 460 #define rsnd_runtime_channel_original(io) \ 461 rsnd_runtime_channel_original_with_params(io, NULL) 462 int 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) 466 int 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) 470 int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 471 struct snd_pcm_hw_params *params); 472 int rsnd_runtime_is_multi_ssi(struct rsnd_dai_stream *io); 473 int rsnd_runtime_is_tdm(struct rsnd_dai_stream *io); 474 int 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 16 493 struct 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) 528 int rsnd_io_is_working(struct rsnd_dai_stream *io); 529 530 struct 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++) 557 558 struct 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) 564 int 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) 571 int 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) 578 int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width); 579 int rsnd_dai_connect(struct rsnd_mod *mod, 580 struct rsnd_dai_stream *io, 581 enum rsnd_mod_type type); 582 583 /* 584 * R-Car Gen1/Gen2 585 */ 586 int rsnd_gen_probe(struct rsnd_priv *priv); 587 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 588 struct rsnd_mod *mod, 589 enum rsnd_reg reg); 590 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 591 #ifdef CONFIG_DEBUG_FS 592 void __iomem *rsnd_gen_get_base_addr(struct rsnd_priv *priv, int reg_id); 593 #endif 594 595 /* 596 * R-Car ADG 597 */ 598 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 599 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *ssi_mod); 600 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *ssi_mod, unsigned int rate); 601 int rsnd_adg_probe(struct rsnd_priv *priv); 602 void rsnd_adg_remove(struct rsnd_priv *priv); 603 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 604 struct rsnd_dai_stream *io, 605 unsigned int in_rate, 606 unsigned int out_rate); 607 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *cmd_mod, 608 struct rsnd_dai_stream *io); 609 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 610 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 611 int rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 612 void rsnd_adg_clk_dbg_info(struct rsnd_priv *priv, struct seq_file *m); 613 614 /* 615 * R-Car sound priv 616 */ 617 struct rsnd_priv { 618 619 struct platform_device *pdev; 620 spinlock_t lock; 621 unsigned long flags; 622 #define RSND_GEN_MASK (0xF << 0) 623 #define RSND_GEN1 (1 << 0) 624 #define RSND_GEN2 (2 << 0) 625 #define RSND_GEN3 (3 << 0) 626 #define RSND_GEN4 (4 << 0) 627 #define RSND_SOC_MASK (0xFF << 4) 628 #define RSND_SOC_E (1 << 4) /* E1/E2/E3 */ 629 630 /* 631 * below value will be filled on rsnd_gen_probe() 632 */ 633 void *gen; 634 635 /* 636 * below value will be filled on rsnd_adg_probe() 637 */ 638 void *adg; 639 640 /* 641 * below value will be filled on rsnd_dma_probe() 642 */ 643 void *dma; 644 645 /* 646 * below value will be filled on rsnd_ssi_probe() 647 */ 648 void *ssi; 649 int ssi_nr; 650 651 /* 652 * below value will be filled on rsnd_ssiu_probe() 653 */ 654 void *ssiu; 655 int ssiu_nr; 656 657 /* 658 * below value will be filled on rsnd_src_probe() 659 */ 660 void *src; 661 int src_nr; 662 663 /* 664 * below value will be filled on rsnd_ctu_probe() 665 */ 666 void *ctu; 667 int ctu_nr; 668 669 /* 670 * below value will be filled on rsnd_mix_probe() 671 */ 672 void *mix; 673 int mix_nr; 674 675 /* 676 * below value will be filled on rsnd_dvc_probe() 677 */ 678 void *dvc; 679 int dvc_nr; 680 681 /* 682 * below value will be filled on rsnd_cmd_probe() 683 */ 684 void *cmd; 685 int cmd_nr; 686 687 /* 688 * below value will be filled on rsnd_dai_probe() 689 */ 690 struct snd_soc_dai_driver *daidrv; 691 struct rsnd_dai *rdai; 692 int rdai_nr; 693 694 #define RSND_MAX_COMPONENT 3 695 int component_dais[RSND_MAX_COMPONENT]; 696 }; 697 698 #define rsnd_priv_to_pdev(priv) ((priv)->pdev) 699 #define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 700 701 #define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 702 #define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 703 #define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3) 704 #define rsnd_is_gen4(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN4) 705 #define rsnd_is_gen3_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 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 746 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 747 int rsnd_kctrl_new(struct rsnd_mod *mod, 748 struct rsnd_dai_stream *io, 749 struct snd_soc_pcm_runtime *rtd, 750 const unsigned char *name, 751 int (*accept)(struct rsnd_dai_stream *io), 752 void (*update)(struct rsnd_dai_stream *io, 753 struct rsnd_mod *mod), 754 struct rsnd_kctrl_cfg *cfg, 755 const char * const *texts, 756 int size, 757 u32 max); 758 759 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 760 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 761 NULL, size, max) 762 763 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 764 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 765 NULL, 1, max) 766 767 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 768 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 769 texts, 1, size) 770 771 extern const char * const volume_ramp_rate[]; 772 #define VOLUME_RAMP_MAX_DVC (0x17 + 1) 773 #define VOLUME_RAMP_MAX_MIX (0x0a + 1) 774 775 /* 776 * R-Car SSI 777 */ 778 int rsnd_ssi_probe(struct rsnd_priv *priv); 779 void rsnd_ssi_remove(struct rsnd_priv *priv); 780 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 781 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 782 u32 rsnd_ssi_multi_secondaries_runtime(struct rsnd_dai_stream *io); 783 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 784 785 #define rsnd_ssi_is_pin_sharing(io) \ 786 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 787 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 788 789 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 790 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 791 struct device_node *playback, 792 struct device_node *capture); 793 unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai, 794 int param1, int param2, int *idx); 795 796 /* 797 * R-Car SSIU 798 */ 799 int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 800 struct rsnd_mod *mod); 801 int rsnd_ssiu_probe(struct rsnd_priv *priv); 802 void rsnd_ssiu_remove(struct rsnd_priv *priv); 803 void rsnd_parse_connect_ssiu(struct rsnd_dai *rdai, 804 struct device_node *playback, 805 struct device_node *capture); 806 #define rsnd_ssiu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSIU) 807 bool rsnd_ssiu_busif_err_status_clear(struct rsnd_mod *mod); 808 809 /* 810 * R-Car SRC 811 */ 812 int rsnd_src_probe(struct rsnd_priv *priv); 813 void rsnd_src_remove(struct rsnd_priv *priv); 814 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 815 816 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 817 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 818 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 819 struct rsnd_dai_stream *io, 820 int is_in); 821 822 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 823 #define rsnd_parse_connect_src(rdai, playback, capture) \ 824 rsnd_parse_connect_common(rdai, "src", rsnd_src_mod_get, \ 825 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 826 playback, capture) 827 828 /* 829 * R-Car CTU 830 */ 831 int rsnd_ctu_probe(struct rsnd_priv *priv); 832 void rsnd_ctu_remove(struct rsnd_priv *priv); 833 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 834 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 835 #define rsnd_parse_connect_ctu(rdai, playback, capture) \ 836 rsnd_parse_connect_common(rdai, "ctu", rsnd_ctu_mod_get, \ 837 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 838 playback, capture) 839 840 /* 841 * R-Car MIX 842 */ 843 int rsnd_mix_probe(struct rsnd_priv *priv); 844 void rsnd_mix_remove(struct rsnd_priv *priv); 845 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 846 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 847 #define rsnd_parse_connect_mix(rdai, playback, capture) \ 848 rsnd_parse_connect_common(rdai, "mix", rsnd_mix_mod_get, \ 849 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 850 playback, capture) 851 852 /* 853 * R-Car DVC 854 */ 855 int rsnd_dvc_probe(struct rsnd_priv *priv); 856 void rsnd_dvc_remove(struct rsnd_priv *priv); 857 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 858 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 859 #define rsnd_parse_connect_dvc(rdai, playback, capture) \ 860 rsnd_parse_connect_common(rdai, "dvc", rsnd_dvc_mod_get, \ 861 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 862 playback, capture) 863 864 /* 865 * R-Car CMD 866 */ 867 int rsnd_cmd_probe(struct rsnd_priv *priv); 868 void rsnd_cmd_remove(struct rsnd_priv *priv); 869 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 870 871 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 872 873 /* 874 * If you don't need interrupt status debug message, 875 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 876 * 877 * #define RSND_DEBUG_NO_IRQ_STATUS 1 878 */ 879 #define rsnd_print_irq_status(dev, param...) do { \ 880 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 881 dev_info(dev, param); \ 882 } while (0) 883 884 #ifdef CONFIG_DEBUG_FS 885 int rsnd_debugfs_probe(struct snd_soc_component *component); 886 void rsnd_debugfs_reg_show(struct seq_file *m, phys_addr_t _addr, 887 void __iomem *base, int offset, int size); 888 void rsnd_debugfs_mod_reg_show(struct seq_file *m, struct rsnd_mod *mod, 889 int reg_id, int offset, int size); 890 891 #else 892 #define rsnd_debugfs_probe NULL 893 #endif 894 895 #endif /* RSND_H */ 896