1 /* 2 * Renesas R-Car 3 * 4 * Copyright (C) 2013 Renesas Solutions Corp. 5 * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 #ifndef RSND_H 12 #define RSND_H 13 14 #include <linux/clk.h> 15 #include <linux/device.h> 16 #include <linux/dma-mapping.h> 17 #include <linux/io.h> 18 #include <linux/list.h> 19 #include <linux/module.h> 20 #include <linux/of_device.h> 21 #include <linux/of_graph.h> 22 #include <linux/of_irq.h> 23 #include <linux/sh_dma.h> 24 #include <linux/workqueue.h> 25 #include <sound/soc.h> 26 #include <sound/pcm_params.h> 27 28 #define RSND_GEN1_SRU 0 29 #define RSND_GEN1_ADG 1 30 #define RSND_GEN1_SSI 2 31 32 #define RSND_GEN2_SCU 0 33 #define RSND_GEN2_ADG 1 34 #define RSND_GEN2_SSIU 2 35 #define RSND_GEN2_SSI 3 36 37 #define RSND_BASE_MAX 4 38 39 /* 40 * pseudo register 41 * 42 * The register address offsets SRU/SCU/SSIU on Gen1/Gen2 are very different. 43 * This driver uses pseudo register in order to hide it. 44 * see gen1/gen2 for detail 45 */ 46 enum rsnd_reg { 47 /* SCU (MIX/CTU/DVC) */ 48 RSND_REG_SRC_I_BUSIF_MODE, 49 RSND_REG_SRC_O_BUSIF_MODE, 50 RSND_REG_SRC_ROUTE_MODE0, 51 RSND_REG_SRC_SWRSR, 52 RSND_REG_SRC_SRCIR, 53 RSND_REG_SRC_ADINR, 54 RSND_REG_SRC_IFSCR, 55 RSND_REG_SRC_IFSVR, 56 RSND_REG_SRC_SRCCR, 57 RSND_REG_SRC_CTRL, 58 RSND_REG_SRC_BSDSR, 59 RSND_REG_SRC_BSISR, 60 RSND_REG_SRC_INT_ENABLE0, 61 RSND_REG_SRC_BUSIF_DALIGN, 62 RSND_REG_SRCIN_TIMSEL0, 63 RSND_REG_SRCIN_TIMSEL1, 64 RSND_REG_SRCIN_TIMSEL2, 65 RSND_REG_SRCIN_TIMSEL3, 66 RSND_REG_SRCIN_TIMSEL4, 67 RSND_REG_SRCOUT_TIMSEL0, 68 RSND_REG_SRCOUT_TIMSEL1, 69 RSND_REG_SRCOUT_TIMSEL2, 70 RSND_REG_SRCOUT_TIMSEL3, 71 RSND_REG_SRCOUT_TIMSEL4, 72 RSND_REG_SCU_SYS_STATUS0, 73 RSND_REG_SCU_SYS_STATUS1, 74 RSND_REG_SCU_SYS_INT_EN0, 75 RSND_REG_SCU_SYS_INT_EN1, 76 RSND_REG_CMD_CTRL, 77 RSND_REG_CMD_BUSIF_MODE, 78 RSND_REG_CMD_BUSIF_DALIGN, 79 RSND_REG_CMD_ROUTE_SLCT, 80 RSND_REG_CMDOUT_TIMSEL, 81 RSND_REG_CTU_SWRSR, 82 RSND_REG_CTU_CTUIR, 83 RSND_REG_CTU_ADINR, 84 RSND_REG_CTU_CPMDR, 85 RSND_REG_CTU_SCMDR, 86 RSND_REG_CTU_SV00R, 87 RSND_REG_CTU_SV01R, 88 RSND_REG_CTU_SV02R, 89 RSND_REG_CTU_SV03R, 90 RSND_REG_CTU_SV04R, 91 RSND_REG_CTU_SV05R, 92 RSND_REG_CTU_SV06R, 93 RSND_REG_CTU_SV07R, 94 RSND_REG_CTU_SV10R, 95 RSND_REG_CTU_SV11R, 96 RSND_REG_CTU_SV12R, 97 RSND_REG_CTU_SV13R, 98 RSND_REG_CTU_SV14R, 99 RSND_REG_CTU_SV15R, 100 RSND_REG_CTU_SV16R, 101 RSND_REG_CTU_SV17R, 102 RSND_REG_CTU_SV20R, 103 RSND_REG_CTU_SV21R, 104 RSND_REG_CTU_SV22R, 105 RSND_REG_CTU_SV23R, 106 RSND_REG_CTU_SV24R, 107 RSND_REG_CTU_SV25R, 108 RSND_REG_CTU_SV26R, 109 RSND_REG_CTU_SV27R, 110 RSND_REG_CTU_SV30R, 111 RSND_REG_CTU_SV31R, 112 RSND_REG_CTU_SV32R, 113 RSND_REG_CTU_SV33R, 114 RSND_REG_CTU_SV34R, 115 RSND_REG_CTU_SV35R, 116 RSND_REG_CTU_SV36R, 117 RSND_REG_CTU_SV37R, 118 RSND_REG_MIX_SWRSR, 119 RSND_REG_MIX_MIXIR, 120 RSND_REG_MIX_ADINR, 121 RSND_REG_MIX_MIXMR, 122 RSND_REG_MIX_MVPDR, 123 RSND_REG_MIX_MDBAR, 124 RSND_REG_MIX_MDBBR, 125 RSND_REG_MIX_MDBCR, 126 RSND_REG_MIX_MDBDR, 127 RSND_REG_MIX_MDBER, 128 RSND_REG_DVC_SWRSR, 129 RSND_REG_DVC_DVUIR, 130 RSND_REG_DVC_ADINR, 131 RSND_REG_DVC_DVUCR, 132 RSND_REG_DVC_ZCMCR, 133 RSND_REG_DVC_VOL0R, 134 RSND_REG_DVC_VOL1R, 135 RSND_REG_DVC_VOL2R, 136 RSND_REG_DVC_VOL3R, 137 RSND_REG_DVC_VOL4R, 138 RSND_REG_DVC_VOL5R, 139 RSND_REG_DVC_VOL6R, 140 RSND_REG_DVC_VOL7R, 141 RSND_REG_DVC_DVUER, 142 RSND_REG_DVC_VRCTR, 143 RSND_REG_DVC_VRPDR, 144 RSND_REG_DVC_VRDBR, 145 146 /* ADG */ 147 RSND_REG_BRRA, 148 RSND_REG_BRRB, 149 RSND_REG_BRGCKR, 150 RSND_REG_DIV_EN, 151 RSND_REG_AUDIO_CLK_SEL0, 152 RSND_REG_AUDIO_CLK_SEL1, 153 RSND_REG_AUDIO_CLK_SEL2, 154 155 /* SSIU */ 156 RSND_REG_SSI_MODE, 157 RSND_REG_SSI_MODE0, 158 RSND_REG_SSI_MODE1, 159 RSND_REG_SSI_MODE2, 160 RSND_REG_SSI_CONTROL, 161 RSND_REG_SSI_CTRL, 162 RSND_REG_SSI_BUSIF_MODE, 163 RSND_REG_SSI_BUSIF_ADINR, 164 RSND_REG_SSI_BUSIF_DALIGN, 165 RSND_REG_SSI_INT_ENABLE, 166 RSND_REG_SSI_SYS_STATUS0, 167 RSND_REG_SSI_SYS_STATUS1, 168 RSND_REG_SSI_SYS_STATUS2, 169 RSND_REG_SSI_SYS_STATUS3, 170 RSND_REG_SSI_SYS_STATUS4, 171 RSND_REG_SSI_SYS_STATUS5, 172 RSND_REG_SSI_SYS_STATUS6, 173 RSND_REG_SSI_SYS_STATUS7, 174 RSND_REG_HDMI0_SEL, 175 RSND_REG_HDMI1_SEL, 176 177 /* SSI */ 178 RSND_REG_SSICR, 179 RSND_REG_SSISR, 180 RSND_REG_SSITDR, 181 RSND_REG_SSIRDR, 182 RSND_REG_SSIWSR, 183 184 RSND_REG_MAX, 185 }; 186 187 struct rsnd_priv; 188 struct rsnd_mod; 189 struct rsnd_dai; 190 struct rsnd_dai_stream; 191 192 /* 193 * R-Car basic functions 194 */ 195 #define rsnd_mod_read(m, r) \ 196 rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r) 197 #define rsnd_mod_write(m, r, d) \ 198 rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d) 199 #define rsnd_mod_bset(m, r, s, d) \ 200 rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d) 201 202 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg); 203 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod, 204 enum rsnd_reg reg, u32 data); 205 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod, 206 enum rsnd_reg reg, u32 data); 207 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg, 208 u32 mask, u32 data); 209 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 210 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 211 u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 212 213 /* 214 * R-Car DMA 215 */ 216 int rsnd_dma_attach(struct rsnd_dai_stream *io, 217 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 218 int rsnd_dma_probe(struct rsnd_priv *priv); 219 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, 220 struct rsnd_mod *mod, char *name); 221 222 /* 223 * R-Car sound mod 224 */ 225 enum rsnd_mod_type { 226 RSND_MOD_AUDMAPP, 227 RSND_MOD_AUDMA, 228 RSND_MOD_DVC, 229 RSND_MOD_MIX, 230 RSND_MOD_CTU, 231 RSND_MOD_CMD, 232 RSND_MOD_SRC, 233 RSND_MOD_SSIM3, /* SSI multi 3 */ 234 RSND_MOD_SSIM2, /* SSI multi 2 */ 235 RSND_MOD_SSIM1, /* SSI multi 1 */ 236 RSND_MOD_SSIP, /* SSI parent */ 237 RSND_MOD_SSI, 238 RSND_MOD_SSIU, 239 RSND_MOD_MAX, 240 }; 241 242 struct rsnd_mod_ops { 243 char *name; 244 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io, 245 struct rsnd_mod *mod); 246 int (*probe)(struct rsnd_mod *mod, 247 struct rsnd_dai_stream *io, 248 struct rsnd_priv *priv); 249 int (*remove)(struct rsnd_mod *mod, 250 struct rsnd_dai_stream *io, 251 struct rsnd_priv *priv); 252 int (*init)(struct rsnd_mod *mod, 253 struct rsnd_dai_stream *io, 254 struct rsnd_priv *priv); 255 int (*quit)(struct rsnd_mod *mod, 256 struct rsnd_dai_stream *io, 257 struct rsnd_priv *priv); 258 int (*start)(struct rsnd_mod *mod, 259 struct rsnd_dai_stream *io, 260 struct rsnd_priv *priv); 261 int (*stop)(struct rsnd_mod *mod, 262 struct rsnd_dai_stream *io, 263 struct rsnd_priv *priv); 264 int (*irq)(struct rsnd_mod *mod, 265 struct rsnd_dai_stream *io, 266 struct rsnd_priv *priv, int enable); 267 int (*pcm_new)(struct rsnd_mod *mod, 268 struct rsnd_dai_stream *io, 269 struct snd_soc_pcm_runtime *rtd); 270 int (*hw_params)(struct rsnd_mod *mod, 271 struct rsnd_dai_stream *io, 272 struct snd_pcm_substream *substream, 273 struct snd_pcm_hw_params *hw_params); 274 int (*pointer)(struct rsnd_mod *mod, 275 struct rsnd_dai_stream *io, 276 snd_pcm_uframes_t *pointer); 277 int (*fallback)(struct rsnd_mod *mod, 278 struct rsnd_dai_stream *io, 279 struct rsnd_priv *priv); 280 int (*nolock_start)(struct rsnd_mod *mod, 281 struct rsnd_dai_stream *io, 282 struct rsnd_priv *priv); 283 int (*nolock_stop)(struct rsnd_mod *mod, 284 struct rsnd_dai_stream *io, 285 struct rsnd_priv *priv); 286 int (*prepare)(struct rsnd_mod *mod, 287 struct rsnd_dai_stream *io, 288 struct rsnd_priv *priv); 289 }; 290 291 struct rsnd_dai_stream; 292 struct rsnd_mod { 293 int id; 294 enum rsnd_mod_type type; 295 struct rsnd_mod_ops *ops; 296 struct rsnd_priv *priv; 297 struct clk *clk; 298 u32 *(*get_status)(struct rsnd_dai_stream *io, 299 struct rsnd_mod *mod, 300 enum rsnd_mod_type type); 301 u32 status; 302 }; 303 /* 304 * status 305 * 306 * 0xH0000CBA 307 * 308 * A 0: nolock_start 1: nolock_stop 309 * B 0: init 1: quit 310 * C 0: start 1: stop 311 * 312 * H is always called (see __rsnd_mod_call) 313 * H 0: probe 1: remove 314 * H 0: pcm_new 315 * H 0: fallback 316 * H 0: hw_params 317 * H 0: pointer 318 * H 0: prepare 319 */ 320 #define __rsnd_mod_shift_nolock_start 0 321 #define __rsnd_mod_shift_nolock_stop 0 322 #define __rsnd_mod_shift_init 4 323 #define __rsnd_mod_shift_quit 4 324 #define __rsnd_mod_shift_start 8 325 #define __rsnd_mod_shift_stop 8 326 #define __rsnd_mod_shift_probe 28 /* always called */ 327 #define __rsnd_mod_shift_remove 28 /* always called */ 328 #define __rsnd_mod_shift_irq 28 /* always called */ 329 #define __rsnd_mod_shift_pcm_new 28 /* always called */ 330 #define __rsnd_mod_shift_fallback 28 /* always called */ 331 #define __rsnd_mod_shift_hw_params 28 /* always called */ 332 #define __rsnd_mod_shift_pointer 28 /* always called */ 333 #define __rsnd_mod_shift_prepare 28 /* always called */ 334 335 #define __rsnd_mod_add_probe 0 336 #define __rsnd_mod_add_remove 0 337 #define __rsnd_mod_add_nolock_start 1 338 #define __rsnd_mod_add_nolock_stop -1 339 #define __rsnd_mod_add_init 1 340 #define __rsnd_mod_add_quit -1 341 #define __rsnd_mod_add_start 1 342 #define __rsnd_mod_add_stop -1 343 #define __rsnd_mod_add_irq 0 344 #define __rsnd_mod_add_pcm_new 0 345 #define __rsnd_mod_add_fallback 0 346 #define __rsnd_mod_add_hw_params 0 347 #define __rsnd_mod_add_pointer 0 348 #define __rsnd_mod_add_prepare 0 349 350 #define __rsnd_mod_call_probe 0 351 #define __rsnd_mod_call_remove 0 352 #define __rsnd_mod_call_init 0 353 #define __rsnd_mod_call_quit 1 354 #define __rsnd_mod_call_start 0 355 #define __rsnd_mod_call_stop 1 356 #define __rsnd_mod_call_irq 0 357 #define __rsnd_mod_call_pcm_new 0 358 #define __rsnd_mod_call_fallback 0 359 #define __rsnd_mod_call_hw_params 0 360 #define __rsnd_mod_call_pointer 0 361 #define __rsnd_mod_call_nolock_start 0 362 #define __rsnd_mod_call_nolock_stop 1 363 #define __rsnd_mod_call_prepare 0 364 365 #define rsnd_mod_to_priv(mod) ((mod)->priv) 366 #define rsnd_mod_id(mod) ((mod) ? (mod)->id : -1) 367 #define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 368 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 369 #define rsnd_mod_get(ip) (&(ip)->mod) 370 371 int rsnd_mod_init(struct rsnd_priv *priv, 372 struct rsnd_mod *mod, 373 struct rsnd_mod_ops *ops, 374 struct clk *clk, 375 u32* (*get_status)(struct rsnd_dai_stream *io, 376 struct rsnd_mod *mod, 377 enum rsnd_mod_type type), 378 enum rsnd_mod_type type, 379 int id); 380 void rsnd_mod_quit(struct rsnd_mod *mod); 381 char *rsnd_mod_name(struct rsnd_mod *mod); 382 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 383 struct rsnd_mod *mod); 384 void rsnd_mod_interrupt(struct rsnd_mod *mod, 385 void (*callback)(struct rsnd_mod *mod, 386 struct rsnd_dai_stream *io)); 387 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io, 388 struct rsnd_mod *mod, 389 enum rsnd_mod_type type); 390 struct rsnd_mod *rsnd_mod_next(int *iterator, 391 struct rsnd_dai_stream *io, 392 enum rsnd_mod_type *array, 393 int array_size); 394 #define for_each_rsnd_mod(iterator, pos, io) \ 395 for (iterator = 0; \ 396 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 397 #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 398 for (iterator = 0; \ 399 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 400 #define for_each_rsnd_mod_array(iterator, pos, io, array) \ 401 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 402 403 void rsnd_parse_connect_common(struct rsnd_dai *rdai, 404 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 405 struct device_node *node, 406 struct device_node *playback, 407 struct device_node *capture); 408 409 int rsnd_runtime_channel_original(struct rsnd_dai_stream *io); 410 int rsnd_runtime_channel_after_ctu(struct rsnd_dai_stream *io); 411 int rsnd_runtime_channel_for_ssi(struct rsnd_dai_stream *io); 412 int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io); 413 int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io); 414 415 /* 416 * DT 417 */ 418 #define rsnd_parse_of_node(priv, node) \ 419 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 420 #define RSND_NODE_DAI "rcar_sound,dai" 421 #define RSND_NODE_SSI "rcar_sound,ssi" 422 #define RSND_NODE_SRC "rcar_sound,src" 423 #define RSND_NODE_CTU "rcar_sound,ctu" 424 #define RSND_NODE_MIX "rcar_sound,mix" 425 #define RSND_NODE_DVC "rcar_sound,dvc" 426 427 /* 428 * R-Car sound DAI 429 */ 430 #define RSND_DAI_NAME_SIZE 16 431 struct rsnd_dai_stream { 432 char name[RSND_DAI_NAME_SIZE]; 433 struct snd_pcm_substream *substream; 434 struct rsnd_mod *mod[RSND_MOD_MAX]; 435 struct rsnd_mod *dma; 436 struct rsnd_dai *rdai; 437 u32 parent_ssi_status; 438 }; 439 #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 440 #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 441 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 442 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 443 #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 444 #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 445 #define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 446 #define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 447 #define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 448 #define rsnd_io_to_rdai(io) ((io)->rdai) 449 #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 450 #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 451 #define rsnd_io_to_runtime(io) ((io)->substream ? \ 452 (io)->substream->runtime : NULL) 453 int rsnd_io_is_working(struct rsnd_dai_stream *io); 454 455 struct rsnd_dai { 456 char name[RSND_DAI_NAME_SIZE]; 457 struct rsnd_dai_stream playback; 458 struct rsnd_dai_stream capture; 459 struct rsnd_priv *priv; 460 struct snd_pcm_hw_constraint_list constraint; 461 462 int max_channels; /* 2ch - 16ch */ 463 int ssi_lane; /* 1lane - 4lane */ 464 465 unsigned int clk_master:1; 466 unsigned int bit_clk_inv:1; 467 unsigned int frm_clk_inv:1; 468 unsigned int sys_delay:1; 469 unsigned int data_alignment:1; 470 }; 471 472 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 473 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 474 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 475 #define for_each_rsnd_dai(rdai, priv, i) \ 476 for (i = 0; \ 477 (i < rsnd_rdai_nr(priv)) && \ 478 ((rdai) = rsnd_rdai_get(priv, i)); \ 479 i++) 480 481 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 482 483 #define rsnd_rdai_channels_set(rdai, max_channels) \ 484 rsnd_rdai_channels_ctrl(rdai, max_channels) 485 #define rsnd_rdai_channels_get(rdai) \ 486 rsnd_rdai_channels_ctrl(rdai, 0) 487 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 488 int max_channels); 489 490 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 491 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 492 #define rsnd_rdai_ssi_lane_get(rdai) \ 493 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 494 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 495 int ssi_lane); 496 497 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 498 int rsnd_dai_connect(struct rsnd_mod *mod, 499 struct rsnd_dai_stream *io, 500 enum rsnd_mod_type type); 501 502 /* 503 * R-Car Gen1/Gen2 504 */ 505 int rsnd_gen_probe(struct rsnd_priv *priv); 506 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 507 struct rsnd_mod *mod, 508 enum rsnd_reg reg); 509 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 510 511 /* 512 * R-Car ADG 513 */ 514 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 515 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod); 516 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate); 517 int rsnd_adg_probe(struct rsnd_priv *priv); 518 void rsnd_adg_remove(struct rsnd_priv *priv); 519 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 520 struct rsnd_dai_stream *io, 521 unsigned int in_rate, 522 unsigned int out_rate); 523 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod, 524 struct rsnd_dai_stream *io); 525 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 526 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 527 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 528 529 /* 530 * R-Car sound priv 531 */ 532 struct rsnd_priv { 533 534 struct platform_device *pdev; 535 spinlock_t lock; 536 unsigned long flags; 537 #define RSND_GEN_MASK (0xF << 0) 538 #define RSND_GEN1 (1 << 0) 539 #define RSND_GEN2 (2 << 0) 540 541 /* 542 * below value will be filled on rsnd_gen_probe() 543 */ 544 void *gen; 545 546 /* 547 * below value will be filled on rsnd_adg_probe() 548 */ 549 void *adg; 550 551 /* 552 * below value will be filled on rsnd_dma_probe() 553 */ 554 void *dma; 555 556 /* 557 * below value will be filled on rsnd_ssi_probe() 558 */ 559 void *ssi; 560 int ssi_nr; 561 562 /* 563 * below value will be filled on rsnd_ssiu_probe() 564 */ 565 void *ssiu; 566 int ssiu_nr; 567 568 /* 569 * below value will be filled on rsnd_src_probe() 570 */ 571 void *src; 572 int src_nr; 573 574 /* 575 * below value will be filled on rsnd_ctu_probe() 576 */ 577 void *ctu; 578 int ctu_nr; 579 580 /* 581 * below value will be filled on rsnd_mix_probe() 582 */ 583 void *mix; 584 int mix_nr; 585 586 /* 587 * below value will be filled on rsnd_dvc_probe() 588 */ 589 void *dvc; 590 int dvc_nr; 591 592 /* 593 * below value will be filled on rsnd_cmd_probe() 594 */ 595 void *cmd; 596 int cmd_nr; 597 598 /* 599 * below value will be filled on rsnd_dai_probe() 600 */ 601 struct snd_soc_dai_driver *daidrv; 602 struct rsnd_dai *rdai; 603 int rdai_nr; 604 }; 605 606 #define rsnd_priv_to_pdev(priv) ((priv)->pdev) 607 #define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 608 609 #define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 610 #define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 611 612 /* 613 * rsnd_kctrl 614 */ 615 struct rsnd_kctrl_cfg { 616 unsigned int max; 617 unsigned int size; 618 u32 *val; 619 const char * const *texts; 620 int (*accept)(struct rsnd_dai_stream *io); 621 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 622 struct rsnd_dai_stream *io; 623 struct snd_card *card; 624 struct snd_kcontrol *kctrl; 625 struct rsnd_mod *mod; 626 }; 627 628 #define RSND_MAX_CHANNELS 8 629 struct rsnd_kctrl_cfg_m { 630 struct rsnd_kctrl_cfg cfg; 631 u32 val[RSND_MAX_CHANNELS]; 632 }; 633 634 struct rsnd_kctrl_cfg_s { 635 struct rsnd_kctrl_cfg cfg; 636 u32 val; 637 }; 638 639 int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 640 int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 641 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 642 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 643 int rsnd_kctrl_new(struct rsnd_mod *mod, 644 struct rsnd_dai_stream *io, 645 struct snd_soc_pcm_runtime *rtd, 646 const unsigned char *name, 647 int (*accept)(struct rsnd_dai_stream *io), 648 void (*update)(struct rsnd_dai_stream *io, 649 struct rsnd_mod *mod), 650 struct rsnd_kctrl_cfg *cfg, 651 const char * const *texts, 652 int size, 653 u32 max); 654 655 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 656 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 657 NULL, size, max) 658 659 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 660 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 661 NULL, 1, max) 662 663 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts) \ 664 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 665 texts, 1, ARRAY_SIZE(texts)) 666 667 /* 668 * R-Car SSI 669 */ 670 int rsnd_ssi_probe(struct rsnd_priv *priv); 671 void rsnd_ssi_remove(struct rsnd_priv *priv); 672 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 673 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 674 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 675 u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io); 676 677 #define RSND_SSI_HDMI_PORT0 0xf0 678 #define RSND_SSI_HDMI_PORT1 0xf1 679 int rsnd_ssi_hdmi_port(struct rsnd_dai_stream *io); 680 void rsnd_ssi_parse_hdmi_connection(struct rsnd_priv *priv, 681 struct device_node *endpoint, 682 int dai_i); 683 684 #define rsnd_ssi_is_pin_sharing(io) \ 685 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 686 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 687 688 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 689 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 690 struct device_node *playback, 691 struct device_node *capture); 692 unsigned int rsnd_ssi_clk_query(struct rsnd_priv *priv, 693 int param1, int param2, int *idx); 694 695 /* 696 * R-Car SSIU 697 */ 698 int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 699 struct rsnd_mod *mod); 700 int rsnd_ssiu_probe(struct rsnd_priv *priv); 701 void rsnd_ssiu_remove(struct rsnd_priv *priv); 702 703 /* 704 * R-Car SRC 705 */ 706 int rsnd_src_probe(struct rsnd_priv *priv); 707 void rsnd_src_remove(struct rsnd_priv *priv); 708 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 709 710 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 711 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 712 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 713 struct rsnd_dai_stream *io, 714 int is_in); 715 716 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 717 #define rsnd_parse_connect_src(rdai, playback, capture) \ 718 rsnd_parse_connect_common(rdai, rsnd_src_mod_get, \ 719 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 720 playback, capture) 721 722 /* 723 * R-Car CTU 724 */ 725 int rsnd_ctu_probe(struct rsnd_priv *priv); 726 void rsnd_ctu_remove(struct rsnd_priv *priv); 727 int rsnd_ctu_converted_channel(struct rsnd_mod *mod); 728 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 729 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 730 #define rsnd_parse_connect_ctu(rdai, playback, capture) \ 731 rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get, \ 732 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 733 playback, capture) 734 735 /* 736 * R-Car MIX 737 */ 738 int rsnd_mix_probe(struct rsnd_priv *priv); 739 void rsnd_mix_remove(struct rsnd_priv *priv); 740 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 741 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 742 #define rsnd_parse_connect_mix(rdai, playback, capture) \ 743 rsnd_parse_connect_common(rdai, rsnd_mix_mod_get, \ 744 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 745 playback, capture) 746 747 /* 748 * R-Car DVC 749 */ 750 int rsnd_dvc_probe(struct rsnd_priv *priv); 751 void rsnd_dvc_remove(struct rsnd_priv *priv); 752 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 753 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 754 #define rsnd_parse_connect_dvc(rdai, playback, capture) \ 755 rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get, \ 756 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 757 playback, capture) 758 759 /* 760 * R-Car CMD 761 */ 762 int rsnd_cmd_probe(struct rsnd_priv *priv); 763 void rsnd_cmd_remove(struct rsnd_priv *priv); 764 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 765 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id); 766 767 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 768 #ifdef DEBUG 769 #define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 770 #define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 771 #define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 772 #else 773 #define rsnd_mod_confirm_ssi(mssi) 774 #define rsnd_mod_confirm_src(msrc) 775 #define rsnd_mod_confirm_dvc(mdvc) 776 #endif 777 778 #endif 779