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 HDMI0_SEL, 193 HDMI1_SEL, 194 SSI9_BUSIF0_MODE, 195 SSI9_BUSIF1_MODE, 196 SSI9_BUSIF2_MODE, 197 SSI9_BUSIF3_MODE, 198 SSI9_BUSIF4_MODE, 199 SSI9_BUSIF5_MODE, 200 SSI9_BUSIF6_MODE, 201 SSI9_BUSIF7_MODE, 202 SSI9_BUSIF0_ADINR, 203 SSI9_BUSIF1_ADINR, 204 SSI9_BUSIF2_ADINR, 205 SSI9_BUSIF3_ADINR, 206 SSI9_BUSIF4_ADINR, 207 SSI9_BUSIF5_ADINR, 208 SSI9_BUSIF6_ADINR, 209 SSI9_BUSIF7_ADINR, 210 SSI9_BUSIF0_DALIGN, 211 SSI9_BUSIF1_DALIGN, 212 SSI9_BUSIF2_DALIGN, 213 SSI9_BUSIF3_DALIGN, 214 SSI9_BUSIF4_DALIGN, 215 SSI9_BUSIF5_DALIGN, 216 SSI9_BUSIF6_DALIGN, 217 SSI9_BUSIF7_DALIGN, 218 219 /* SSI */ 220 SSICR, 221 SSISR, 222 SSITDR, 223 SSIRDR, 224 SSIWSR, 225 226 REG_MAX, 227 }; 228 #define SRCIN_TIMSEL(i) (SRCIN_TIMSEL0 + (i)) 229 #define SRCOUT_TIMSEL(i) (SRCOUT_TIMSEL0 + (i)) 230 #define CTU_SVxxR(i, j) (CTU_SV00R + (i * 8) + (j)) 231 #define DVC_VOLxR(i) (DVC_VOL0R + (i)) 232 #define AUDIO_CLK_SEL(i) (AUDIO_CLK_SEL0 + (i)) 233 #define SSI_BUSIF_MODE(i) (SSI_BUSIF0_MODE + (i)) 234 #define SSI_BUSIF_ADINR(i) (SSI_BUSIF0_ADINR + (i)) 235 #define SSI_BUSIF_DALIGN(i) (SSI_BUSIF0_DALIGN + (i)) 236 #define SSI9_BUSIF_MODE(i) (SSI9_BUSIF0_MODE + (i)) 237 #define SSI9_BUSIF_ADINR(i) (SSI9_BUSIF0_ADINR + (i)) 238 #define SSI9_BUSIF_DALIGN(i) (SSI9_BUSIF0_DALIGN + (i)) 239 #define SSI_SYS_STATUS(i) (SSI_SYS_STATUS0 + (i)) 240 241 242 struct rsnd_priv; 243 struct rsnd_mod; 244 struct rsnd_dai; 245 struct rsnd_dai_stream; 246 247 /* 248 * R-Car basic functions 249 */ 250 u32 rsnd_mod_read(struct rsnd_mod *mod, enum rsnd_reg reg); 251 void rsnd_mod_write(struct rsnd_mod *mod, enum rsnd_reg reg, u32 data); 252 void rsnd_mod_bset(struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data); 253 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 254 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 255 u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 256 257 /* 258 * R-Car DMA 259 */ 260 int rsnd_dma_attach(struct rsnd_dai_stream *io, 261 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 262 int rsnd_dma_probe(struct rsnd_priv *priv); 263 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, 264 struct rsnd_mod *mod, char *name); 265 266 /* 267 * R-Car sound mod 268 */ 269 enum rsnd_mod_type { 270 RSND_MOD_AUDMAPP, 271 RSND_MOD_AUDMA, 272 RSND_MOD_DVC, 273 RSND_MOD_MIX, 274 RSND_MOD_CTU, 275 RSND_MOD_CMD, 276 RSND_MOD_SRC, 277 RSND_MOD_SSIM3, /* SSI multi 3 */ 278 RSND_MOD_SSIM2, /* SSI multi 2 */ 279 RSND_MOD_SSIM1, /* SSI multi 1 */ 280 RSND_MOD_SSIP, /* SSI parent */ 281 RSND_MOD_SSI, 282 RSND_MOD_SSIU, 283 RSND_MOD_MAX, 284 }; 285 286 struct rsnd_mod_ops { 287 char *name; 288 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io, 289 struct rsnd_mod *mod); 290 int (*probe)(struct rsnd_mod *mod, 291 struct rsnd_dai_stream *io, 292 struct rsnd_priv *priv); 293 int (*remove)(struct rsnd_mod *mod, 294 struct rsnd_dai_stream *io, 295 struct rsnd_priv *priv); 296 int (*init)(struct rsnd_mod *mod, 297 struct rsnd_dai_stream *io, 298 struct rsnd_priv *priv); 299 int (*quit)(struct rsnd_mod *mod, 300 struct rsnd_dai_stream *io, 301 struct rsnd_priv *priv); 302 int (*start)(struct rsnd_mod *mod, 303 struct rsnd_dai_stream *io, 304 struct rsnd_priv *priv); 305 int (*stop)(struct rsnd_mod *mod, 306 struct rsnd_dai_stream *io, 307 struct rsnd_priv *priv); 308 int (*irq)(struct rsnd_mod *mod, 309 struct rsnd_dai_stream *io, 310 struct rsnd_priv *priv, int enable); 311 int (*pcm_new)(struct rsnd_mod *mod, 312 struct rsnd_dai_stream *io, 313 struct snd_soc_pcm_runtime *rtd); 314 int (*hw_params)(struct rsnd_mod *mod, 315 struct rsnd_dai_stream *io, 316 struct snd_pcm_substream *substream, 317 struct snd_pcm_hw_params *hw_params); 318 int (*pointer)(struct rsnd_mod *mod, 319 struct rsnd_dai_stream *io, 320 snd_pcm_uframes_t *pointer); 321 int (*fallback)(struct rsnd_mod *mod, 322 struct rsnd_dai_stream *io, 323 struct rsnd_priv *priv); 324 int (*prepare)(struct rsnd_mod *mod, 325 struct rsnd_dai_stream *io, 326 struct rsnd_priv *priv); 327 int (*cleanup)(struct rsnd_mod *mod, 328 struct rsnd_dai_stream *io, 329 struct rsnd_priv *priv); 330 u32 *(*get_status)(struct rsnd_mod *mod, 331 struct rsnd_dai_stream *io, 332 enum rsnd_mod_type type); 333 int (*id)(struct rsnd_mod *mod); 334 int (*id_sub)(struct rsnd_mod *mod); 335 int (*id_cmd)(struct rsnd_mod *mod); 336 }; 337 338 struct rsnd_dai_stream; 339 struct rsnd_mod { 340 int id; 341 enum rsnd_mod_type type; 342 struct rsnd_mod_ops *ops; 343 struct rsnd_priv *priv; 344 struct clk *clk; 345 u32 status; 346 }; 347 /* 348 * status 349 * 350 * 0xH0000CB0 351 * 352 * B 0: init 1: quit 353 * C 0: start 1: stop 354 * 355 * H is always called (see __rsnd_mod_call) 356 * H 0: probe 1: remove 357 * H 0: pcm_new 358 * H 0: fallback 359 * H 0: hw_params 360 * H 0: pointer 361 * H 0: prepare 362 * H 0: cleanup 363 */ 364 #define __rsnd_mod_shift_init 4 365 #define __rsnd_mod_shift_quit 4 366 #define __rsnd_mod_shift_start 8 367 #define __rsnd_mod_shift_stop 8 368 #define __rsnd_mod_shift_probe 28 /* always called */ 369 #define __rsnd_mod_shift_remove 28 /* always called */ 370 #define __rsnd_mod_shift_irq 28 /* always called */ 371 #define __rsnd_mod_shift_pcm_new 28 /* always called */ 372 #define __rsnd_mod_shift_fallback 28 /* always called */ 373 #define __rsnd_mod_shift_hw_params 28 /* always called */ 374 #define __rsnd_mod_shift_pointer 28 /* always called */ 375 #define __rsnd_mod_shift_prepare 28 /* always called */ 376 #define __rsnd_mod_shift_cleanup 28 /* always called */ 377 378 #define __rsnd_mod_add_probe 0 379 #define __rsnd_mod_add_remove 0 380 #define __rsnd_mod_add_prepare 0 381 #define __rsnd_mod_add_cleanup 0 382 #define __rsnd_mod_add_init 1 383 #define __rsnd_mod_add_quit -1 384 #define __rsnd_mod_add_start 1 385 #define __rsnd_mod_add_stop -1 386 #define __rsnd_mod_add_irq 0 387 #define __rsnd_mod_add_pcm_new 0 388 #define __rsnd_mod_add_fallback 0 389 #define __rsnd_mod_add_hw_params 0 390 #define __rsnd_mod_add_pointer 0 391 392 #define __rsnd_mod_call_probe 0 393 #define __rsnd_mod_call_remove 0 394 #define __rsnd_mod_call_prepare 0 395 #define __rsnd_mod_call_cleanup 0 396 #define __rsnd_mod_call_init 0 397 #define __rsnd_mod_call_quit 1 398 #define __rsnd_mod_call_start 0 399 #define __rsnd_mod_call_stop 1 400 #define __rsnd_mod_call_irq 0 401 #define __rsnd_mod_call_pcm_new 0 402 #define __rsnd_mod_call_fallback 0 403 #define __rsnd_mod_call_hw_params 0 404 #define __rsnd_mod_call_pointer 0 405 406 #define rsnd_mod_to_priv(mod) ((mod)->priv) 407 #define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 408 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 409 #define rsnd_mod_get(ip) (&(ip)->mod) 410 411 int rsnd_mod_init(struct rsnd_priv *priv, 412 struct rsnd_mod *mod, 413 struct rsnd_mod_ops *ops, 414 struct clk *clk, 415 enum rsnd_mod_type type, 416 int id); 417 void rsnd_mod_quit(struct rsnd_mod *mod); 418 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 419 struct rsnd_mod *mod); 420 void rsnd_mod_interrupt(struct rsnd_mod *mod, 421 void (*callback)(struct rsnd_mod *mod, 422 struct rsnd_dai_stream *io)); 423 u32 *rsnd_mod_get_status(struct rsnd_mod *mod, 424 struct rsnd_dai_stream *io, 425 enum rsnd_mod_type type); 426 int rsnd_mod_id(struct rsnd_mod *mod); 427 int rsnd_mod_id_raw(struct rsnd_mod *mod); 428 int rsnd_mod_id_sub(struct rsnd_mod *mod); 429 char *rsnd_mod_name(struct rsnd_mod *mod); 430 struct rsnd_mod *rsnd_mod_next(int *iterator, 431 struct rsnd_dai_stream *io, 432 enum rsnd_mod_type *array, 433 int array_size); 434 #define for_each_rsnd_mod(iterator, pos, io) \ 435 for (iterator = 0; \ 436 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 437 #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 438 for (iterator = 0; \ 439 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 440 #define for_each_rsnd_mod_array(iterator, pos, io, array) \ 441 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 442 443 void rsnd_parse_connect_common(struct rsnd_dai *rdai, 444 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 445 struct device_node *node, 446 struct device_node *playback, 447 struct device_node *capture); 448 449 #define rsnd_runtime_channel_original(io) \ 450 rsnd_runtime_channel_original_with_params(io, NULL) 451 int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, 452 struct snd_pcm_hw_params *params); 453 #define rsnd_runtime_channel_after_ctu(io) \ 454 rsnd_runtime_channel_after_ctu_with_params(io, NULL) 455 int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, 456 struct snd_pcm_hw_params *params); 457 #define rsnd_runtime_channel_for_ssi(io) \ 458 rsnd_runtime_channel_for_ssi_with_params(io, NULL) 459 int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 460 struct snd_pcm_hw_params *params); 461 int rsnd_runtime_is_multi_ssi(struct rsnd_dai_stream *io); 462 int rsnd_runtime_is_tdm(struct rsnd_dai_stream *io); 463 int rsnd_runtime_is_tdm_split(struct rsnd_dai_stream *io); 464 465 /* 466 * DT 467 */ 468 #define rsnd_parse_of_node(priv, node) \ 469 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 470 #define RSND_NODE_DAI "rcar_sound,dai" 471 #define RSND_NODE_SSI "rcar_sound,ssi" 472 #define RSND_NODE_SSIU "rcar_sound,ssiu" 473 #define RSND_NODE_SRC "rcar_sound,src" 474 #define RSND_NODE_CTU "rcar_sound,ctu" 475 #define RSND_NODE_MIX "rcar_sound,mix" 476 #define RSND_NODE_DVC "rcar_sound,dvc" 477 478 /* 479 * R-Car sound DAI 480 */ 481 #define RSND_DAI_NAME_SIZE 16 482 struct rsnd_dai_stream { 483 char name[RSND_DAI_NAME_SIZE]; 484 struct snd_pcm_substream *substream; 485 struct rsnd_mod *mod[RSND_MOD_MAX]; 486 struct rsnd_mod *dma; 487 struct rsnd_dai *rdai; 488 struct device *dmac_dev; /* for IPMMU */ 489 u32 converted_rate; /* converted sampling rate */ 490 int converted_chan; /* converted channels */ 491 u32 parent_ssi_status; 492 u32 flags; 493 }; 494 495 /* flags */ 496 #define RSND_STREAM_HDMI0 (1 << 0) /* for HDMI0 */ 497 #define RSND_STREAM_HDMI1 (1 << 1) /* for HDMI1 */ 498 #define RSND_STREAM_TDM_SPLIT (1 << 2) /* for TDM split mode */ 499 500 #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 501 #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 502 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 503 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 504 #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 505 #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 506 #define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 507 #define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 508 #define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 509 #define rsnd_io_to_rdai(io) ((io)->rdai) 510 #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 511 #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 512 #define rsnd_io_to_runtime(io) ((io)->substream ? \ 513 (io)->substream->runtime : NULL) 514 #define rsnd_io_converted_rate(io) ((io)->converted_rate) 515 #define rsnd_io_converted_chan(io) ((io)->converted_chan) 516 int rsnd_io_is_working(struct rsnd_dai_stream *io); 517 518 struct rsnd_dai { 519 char name[RSND_DAI_NAME_SIZE]; 520 struct rsnd_dai_stream playback; 521 struct rsnd_dai_stream capture; 522 struct rsnd_priv *priv; 523 struct snd_pcm_hw_constraint_list constraint; 524 525 int max_channels; /* 2ch - 16ch */ 526 int ssi_lane; /* 1lane - 4lane */ 527 int chan_width; /* 16/24/32 bit width */ 528 529 unsigned int clk_master:1; 530 unsigned int bit_clk_inv:1; 531 unsigned int frm_clk_inv:1; 532 unsigned int sys_delay:1; 533 unsigned int data_alignment:1; 534 }; 535 536 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 537 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 538 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 539 #define for_each_rsnd_dai(rdai, priv, i) \ 540 for (i = 0; \ 541 (i < rsnd_rdai_nr(priv)) && \ 542 ((rdai) = rsnd_rdai_get(priv, i)); \ 543 i++) 544 545 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 546 547 #define rsnd_rdai_channels_set(rdai, max_channels) \ 548 rsnd_rdai_channels_ctrl(rdai, max_channels) 549 #define rsnd_rdai_channels_get(rdai) \ 550 rsnd_rdai_channels_ctrl(rdai, 0) 551 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 552 int max_channels); 553 554 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 555 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 556 #define rsnd_rdai_ssi_lane_get(rdai) \ 557 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 558 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 559 int ssi_lane); 560 561 #define rsnd_rdai_width_set(rdai, width) \ 562 rsnd_rdai_width_ctrl(rdai, width) 563 #define rsnd_rdai_width_get(rdai) \ 564 rsnd_rdai_width_ctrl(rdai, 0) 565 int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width); 566 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 567 int rsnd_dai_connect(struct rsnd_mod *mod, 568 struct rsnd_dai_stream *io, 569 enum rsnd_mod_type type); 570 571 /* 572 * R-Car Gen1/Gen2 573 */ 574 int rsnd_gen_probe(struct rsnd_priv *priv); 575 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 576 struct rsnd_mod *mod, 577 enum rsnd_reg reg); 578 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 579 580 /* 581 * R-Car ADG 582 */ 583 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 584 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod); 585 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate); 586 int rsnd_adg_probe(struct rsnd_priv *priv); 587 void rsnd_adg_remove(struct rsnd_priv *priv); 588 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 589 struct rsnd_dai_stream *io, 590 unsigned int in_rate, 591 unsigned int out_rate); 592 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod, 593 struct rsnd_dai_stream *io); 594 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 595 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 596 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 597 598 /* 599 * R-Car sound priv 600 */ 601 struct rsnd_priv { 602 603 struct platform_device *pdev; 604 spinlock_t lock; 605 unsigned long flags; 606 #define RSND_GEN_MASK (0xF << 0) 607 #define RSND_GEN1 (1 << 0) 608 #define RSND_GEN2 (2 << 0) 609 #define RSND_GEN3 (3 << 0) 610 611 /* 612 * below value will be filled on rsnd_gen_probe() 613 */ 614 void *gen; 615 616 /* 617 * below value will be filled on rsnd_adg_probe() 618 */ 619 void *adg; 620 621 /* 622 * below value will be filled on rsnd_dma_probe() 623 */ 624 void *dma; 625 626 /* 627 * below value will be filled on rsnd_ssi_probe() 628 */ 629 void *ssi; 630 int ssi_nr; 631 632 /* 633 * below value will be filled on rsnd_ssiu_probe() 634 */ 635 void *ssiu; 636 int ssiu_nr; 637 638 /* 639 * below value will be filled on rsnd_src_probe() 640 */ 641 void *src; 642 int src_nr; 643 644 /* 645 * below value will be filled on rsnd_ctu_probe() 646 */ 647 void *ctu; 648 int ctu_nr; 649 650 /* 651 * below value will be filled on rsnd_mix_probe() 652 */ 653 void *mix; 654 int mix_nr; 655 656 /* 657 * below value will be filled on rsnd_dvc_probe() 658 */ 659 void *dvc; 660 int dvc_nr; 661 662 /* 663 * below value will be filled on rsnd_cmd_probe() 664 */ 665 void *cmd; 666 int cmd_nr; 667 668 /* 669 * below value will be filled on rsnd_dai_probe() 670 */ 671 struct snd_soc_dai_driver *daidrv; 672 struct rsnd_dai *rdai; 673 int rdai_nr; 674 }; 675 676 #define rsnd_priv_to_pdev(priv) ((priv)->pdev) 677 #define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 678 679 #define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 680 #define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 681 #define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3) 682 683 #define rsnd_flags_has(p, f) ((p)->flags & (f)) 684 #define rsnd_flags_set(p, f) ((p)->flags |= (f)) 685 #define rsnd_flags_del(p, f) ((p)->flags &= ~(f)) 686 687 /* 688 * rsnd_kctrl 689 */ 690 struct rsnd_kctrl_cfg { 691 unsigned int max; 692 unsigned int size; 693 u32 *val; 694 const char * const *texts; 695 int (*accept)(struct rsnd_dai_stream *io); 696 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 697 struct rsnd_dai_stream *io; 698 struct snd_card *card; 699 struct snd_kcontrol *kctrl; 700 struct rsnd_mod *mod; 701 }; 702 703 #define RSND_MAX_CHANNELS 8 704 struct rsnd_kctrl_cfg_m { 705 struct rsnd_kctrl_cfg cfg; 706 u32 val[RSND_MAX_CHANNELS]; 707 }; 708 709 struct rsnd_kctrl_cfg_s { 710 struct rsnd_kctrl_cfg cfg; 711 u32 val; 712 }; 713 #define rsnd_kctrl_size(x) ((x).cfg.size) 714 #define rsnd_kctrl_max(x) ((x).cfg.max) 715 #define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */ 716 #define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */ 717 718 int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 719 int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 720 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 721 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 722 int rsnd_kctrl_new(struct rsnd_mod *mod, 723 struct rsnd_dai_stream *io, 724 struct snd_soc_pcm_runtime *rtd, 725 const unsigned char *name, 726 int (*accept)(struct rsnd_dai_stream *io), 727 void (*update)(struct rsnd_dai_stream *io, 728 struct rsnd_mod *mod), 729 struct rsnd_kctrl_cfg *cfg, 730 const char * const *texts, 731 int size, 732 u32 max); 733 734 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 735 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 736 NULL, size, max) 737 738 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 739 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 740 NULL, 1, max) 741 742 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 743 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 744 texts, 1, size) 745 746 extern const char * const volume_ramp_rate[]; 747 #define VOLUME_RAMP_MAX_DVC (0x17 + 1) 748 #define VOLUME_RAMP_MAX_MIX (0x0a + 1) 749 750 /* 751 * R-Car SSI 752 */ 753 int rsnd_ssi_probe(struct rsnd_priv *priv); 754 void rsnd_ssi_remove(struct rsnd_priv *priv); 755 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 756 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 757 u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io); 758 759 #define rsnd_ssi_is_pin_sharing(io) \ 760 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 761 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 762 763 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 764 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 765 struct device_node *playback, 766 struct device_node *capture); 767 unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai, 768 int param1, int param2, int *idx); 769 770 /* 771 * R-Car SSIU 772 */ 773 int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 774 struct rsnd_mod *mod); 775 int rsnd_ssiu_probe(struct rsnd_priv *priv); 776 void rsnd_ssiu_remove(struct rsnd_priv *priv); 777 void rsnd_parse_connect_ssiu(struct rsnd_dai *rdai, 778 struct device_node *playback, 779 struct device_node *capture); 780 #define rsnd_ssiu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSIU) 781 782 /* 783 * R-Car SRC 784 */ 785 int rsnd_src_probe(struct rsnd_priv *priv); 786 void rsnd_src_remove(struct rsnd_priv *priv); 787 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 788 789 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 790 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 791 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 792 struct rsnd_dai_stream *io, 793 int is_in); 794 795 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 796 #define rsnd_parse_connect_src(rdai, playback, capture) \ 797 rsnd_parse_connect_common(rdai, rsnd_src_mod_get, \ 798 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 799 playback, capture) 800 801 /* 802 * R-Car CTU 803 */ 804 int rsnd_ctu_probe(struct rsnd_priv *priv); 805 void rsnd_ctu_remove(struct rsnd_priv *priv); 806 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 807 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 808 #define rsnd_parse_connect_ctu(rdai, playback, capture) \ 809 rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get, \ 810 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 811 playback, capture) 812 813 /* 814 * R-Car MIX 815 */ 816 int rsnd_mix_probe(struct rsnd_priv *priv); 817 void rsnd_mix_remove(struct rsnd_priv *priv); 818 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 819 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 820 #define rsnd_parse_connect_mix(rdai, playback, capture) \ 821 rsnd_parse_connect_common(rdai, rsnd_mix_mod_get, \ 822 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 823 playback, capture) 824 825 /* 826 * R-Car DVC 827 */ 828 int rsnd_dvc_probe(struct rsnd_priv *priv); 829 void rsnd_dvc_remove(struct rsnd_priv *priv); 830 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 831 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 832 #define rsnd_parse_connect_dvc(rdai, playback, capture) \ 833 rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get, \ 834 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 835 playback, capture) 836 837 /* 838 * R-Car CMD 839 */ 840 int rsnd_cmd_probe(struct rsnd_priv *priv); 841 void rsnd_cmd_remove(struct rsnd_priv *priv); 842 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 843 844 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 845 #ifdef DEBUG 846 #define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 847 #define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 848 #define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 849 #else 850 #define rsnd_mod_confirm_ssi(mssi) 851 #define rsnd_mod_confirm_src(msrc) 852 #define rsnd_mod_confirm_dvc(mdvc) 853 #endif 854 855 /* 856 * If you don't need interrupt status debug message, 857 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 858 * 859 * #define RSND_DEBUG_NO_IRQ_STATUS 1 860 */ 861 #define rsnd_dbg_irq_status(dev, param...) \ 862 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 863 dev_dbg(dev, param) 864 865 /* 866 * If you don't need rsnd_dai_call debug message, 867 * define RSND_DEBUG_NO_DAI_CALL as 1 on top of core.c 868 * 869 * #define RSND_DEBUG_NO_DAI_CALL 1 870 */ 871 #define rsnd_dbg_dai_call(dev, param...) \ 872 if (!IS_BUILTIN(RSND_DEBUG_NO_DAI_CALL)) \ 873 dev_dbg(dev, param) 874 875 #endif 876