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 }; 287 288 struct rsnd_dai_stream; 289 struct rsnd_mod { 290 int id; 291 enum rsnd_mod_type type; 292 struct rsnd_mod_ops *ops; 293 struct rsnd_priv *priv; 294 struct clk *clk; 295 u32 *(*get_status)(struct rsnd_dai_stream *io, 296 struct rsnd_mod *mod, 297 enum rsnd_mod_type type); 298 u32 status; 299 }; 300 /* 301 * status 302 * 303 * 0xH0000CBA 304 * 305 * A 0: nolock_start 1: nolock_stop 306 * B 0: init 1: quit 307 * C 0: start 1: stop 308 * 309 * H is always called (see __rsnd_mod_call) 310 * H 0: probe 1: remove 311 * H 0: pcm_new 312 * H 0: fallback 313 * H 0: hw_params 314 * H 0: pointer 315 */ 316 #define __rsnd_mod_shift_nolock_start 0 317 #define __rsnd_mod_shift_nolock_stop 0 318 #define __rsnd_mod_shift_init 4 319 #define __rsnd_mod_shift_quit 4 320 #define __rsnd_mod_shift_start 8 321 #define __rsnd_mod_shift_stop 8 322 #define __rsnd_mod_shift_probe 28 /* always called */ 323 #define __rsnd_mod_shift_remove 28 /* always called */ 324 #define __rsnd_mod_shift_irq 28 /* always called */ 325 #define __rsnd_mod_shift_pcm_new 28 /* always called */ 326 #define __rsnd_mod_shift_fallback 28 /* always called */ 327 #define __rsnd_mod_shift_hw_params 28 /* always called */ 328 #define __rsnd_mod_shift_pointer 28 /* always called */ 329 330 #define __rsnd_mod_add_probe 0 331 #define __rsnd_mod_add_remove 0 332 #define __rsnd_mod_add_nolock_start 1 333 #define __rsnd_mod_add_nolock_stop -1 334 #define __rsnd_mod_add_init 1 335 #define __rsnd_mod_add_quit -1 336 #define __rsnd_mod_add_start 1 337 #define __rsnd_mod_add_stop -1 338 #define __rsnd_mod_add_irq 0 339 #define __rsnd_mod_add_pcm_new 0 340 #define __rsnd_mod_add_fallback 0 341 #define __rsnd_mod_add_hw_params 0 342 #define __rsnd_mod_add_pointer 0 343 344 #define __rsnd_mod_call_probe 0 345 #define __rsnd_mod_call_remove 0 346 #define __rsnd_mod_call_init 0 347 #define __rsnd_mod_call_quit 1 348 #define __rsnd_mod_call_start 0 349 #define __rsnd_mod_call_stop 1 350 #define __rsnd_mod_call_irq 0 351 #define __rsnd_mod_call_pcm_new 0 352 #define __rsnd_mod_call_fallback 0 353 #define __rsnd_mod_call_hw_params 0 354 #define __rsnd_mod_call_pointer 0 355 #define __rsnd_mod_call_nolock_start 0 356 #define __rsnd_mod_call_nolock_stop 1 357 358 #define rsnd_mod_to_priv(mod) ((mod)->priv) 359 #define rsnd_mod_name(mod) ((mod)->ops->name) 360 #define rsnd_mod_id(mod) ((mod)->id) 361 #define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 362 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 363 #define rsnd_mod_get(ip) (&(ip)->mod) 364 365 int rsnd_mod_init(struct rsnd_priv *priv, 366 struct rsnd_mod *mod, 367 struct rsnd_mod_ops *ops, 368 struct clk *clk, 369 u32* (*get_status)(struct rsnd_dai_stream *io, 370 struct rsnd_mod *mod, 371 enum rsnd_mod_type type), 372 enum rsnd_mod_type type, 373 int id); 374 void rsnd_mod_quit(struct rsnd_mod *mod); 375 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 376 struct rsnd_mod *mod); 377 void rsnd_mod_interrupt(struct rsnd_mod *mod, 378 void (*callback)(struct rsnd_mod *mod, 379 struct rsnd_dai_stream *io)); 380 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io, 381 struct rsnd_mod *mod, 382 enum rsnd_mod_type type); 383 struct rsnd_mod *rsnd_mod_next(int *iterator, 384 struct rsnd_dai_stream *io, 385 enum rsnd_mod_type *array, 386 int array_size); 387 #define for_each_rsnd_mod(iterator, pos, io) \ 388 for (iterator = 0; \ 389 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 390 #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 391 for (iterator = 0; \ 392 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 393 #define for_each_rsnd_mod_array(iterator, pos, io, array) \ 394 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 395 396 void rsnd_parse_connect_common(struct rsnd_dai *rdai, 397 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 398 struct device_node *node, 399 struct device_node *playback, 400 struct device_node *capture); 401 402 #define rsnd_runtime_channel_original(io) \ 403 rsnd_runtime_channel_original_with_params(io, NULL) 404 int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, 405 struct snd_pcm_hw_params *params); 406 #define rsnd_runtime_channel_after_ctu(io) \ 407 rsnd_runtime_channel_after_ctu_with_params(io, NULL) 408 int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, 409 struct snd_pcm_hw_params *params); 410 #define rsnd_runtime_channel_for_ssi(io) \ 411 rsnd_runtime_channel_for_ssi_with_params(io, NULL) 412 int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 413 struct snd_pcm_hw_params *params); 414 int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io); 415 int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io); 416 417 /* 418 * DT 419 */ 420 #define rsnd_parse_of_node(priv, node) \ 421 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 422 #define RSND_NODE_DAI "rcar_sound,dai" 423 #define RSND_NODE_SSI "rcar_sound,ssi" 424 #define RSND_NODE_SRC "rcar_sound,src" 425 #define RSND_NODE_CTU "rcar_sound,ctu" 426 #define RSND_NODE_MIX "rcar_sound,mix" 427 #define RSND_NODE_DVC "rcar_sound,dvc" 428 429 /* 430 * R-Car sound DAI 431 */ 432 #define RSND_DAI_NAME_SIZE 16 433 struct rsnd_dai_stream { 434 char name[RSND_DAI_NAME_SIZE]; 435 struct snd_pcm_substream *substream; 436 struct rsnd_mod *mod[RSND_MOD_MAX]; 437 struct rsnd_dai *rdai; 438 u32 parent_ssi_status; 439 }; 440 #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 441 #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 442 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 443 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 444 #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 445 #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 446 #define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 447 #define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 448 #define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 449 #define rsnd_io_to_rdai(io) ((io)->rdai) 450 #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 451 #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 452 #define rsnd_io_to_runtime(io) ((io)->substream ? \ 453 (io)->substream->runtime : NULL) 454 int rsnd_io_is_working(struct rsnd_dai_stream *io); 455 456 struct rsnd_dai { 457 char name[RSND_DAI_NAME_SIZE]; 458 struct rsnd_dai_stream playback; 459 struct rsnd_dai_stream capture; 460 struct rsnd_priv *priv; 461 struct snd_pcm_hw_constraint_list constraint; 462 463 int max_channels; /* 2ch - 16ch */ 464 int ssi_lane; /* 1lane - 4lane */ 465 466 unsigned int clk_master:1; 467 unsigned int bit_clk_inv:1; 468 unsigned int frm_clk_inv:1; 469 unsigned int sys_delay:1; 470 unsigned int data_alignment:1; 471 }; 472 473 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 474 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 475 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 476 #define for_each_rsnd_dai(rdai, priv, i) \ 477 for (i = 0; \ 478 (i < rsnd_rdai_nr(priv)) && \ 479 ((rdai) = rsnd_rdai_get(priv, i)); \ 480 i++) 481 482 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 483 484 #define rsnd_rdai_channels_set(rdai, max_channels) \ 485 rsnd_rdai_channels_ctrl(rdai, max_channels) 486 #define rsnd_rdai_channels_get(rdai) \ 487 rsnd_rdai_channels_ctrl(rdai, 0) 488 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 489 int max_channels); 490 491 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 492 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 493 #define rsnd_rdai_ssi_lane_get(rdai) \ 494 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 495 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 496 int ssi_lane); 497 498 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 499 int rsnd_dai_connect(struct rsnd_mod *mod, 500 struct rsnd_dai_stream *io, 501 enum rsnd_mod_type type); 502 503 /* 504 * R-Car Gen1/Gen2 505 */ 506 int rsnd_gen_probe(struct rsnd_priv *priv); 507 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 508 struct rsnd_mod *mod, 509 enum rsnd_reg reg); 510 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 511 512 /* 513 * R-Car ADG 514 */ 515 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 516 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod); 517 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate); 518 int rsnd_adg_probe(struct rsnd_priv *priv); 519 void rsnd_adg_remove(struct rsnd_priv *priv); 520 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 521 struct rsnd_dai_stream *io, 522 unsigned int in_rate, 523 unsigned int out_rate); 524 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod, 525 struct rsnd_dai_stream *io); 526 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 527 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 528 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 529 530 /* 531 * R-Car sound priv 532 */ 533 struct rsnd_priv { 534 535 struct platform_device *pdev; 536 spinlock_t lock; 537 unsigned long flags; 538 #define RSND_GEN_MASK (0xF << 0) 539 #define RSND_GEN1 (1 << 0) 540 #define RSND_GEN2 (2 << 0) 541 542 /* 543 * below value will be filled on rsnd_gen_probe() 544 */ 545 void *gen; 546 547 /* 548 * below value will be filled on rsnd_adg_probe() 549 */ 550 void *adg; 551 552 /* 553 * below value will be filled on rsnd_dma_probe() 554 */ 555 void *dma; 556 557 /* 558 * below value will be filled on rsnd_ssi_probe() 559 */ 560 void *ssi; 561 int ssi_nr; 562 563 /* 564 * below value will be filled on rsnd_ssiu_probe() 565 */ 566 void *ssiu; 567 int ssiu_nr; 568 569 /* 570 * below value will be filled on rsnd_src_probe() 571 */ 572 void *src; 573 int src_nr; 574 575 /* 576 * below value will be filled on rsnd_ctu_probe() 577 */ 578 void *ctu; 579 int ctu_nr; 580 581 /* 582 * below value will be filled on rsnd_mix_probe() 583 */ 584 void *mix; 585 int mix_nr; 586 587 /* 588 * below value will be filled on rsnd_dvc_probe() 589 */ 590 void *dvc; 591 int dvc_nr; 592 593 /* 594 * below value will be filled on rsnd_cmd_probe() 595 */ 596 void *cmd; 597 int cmd_nr; 598 599 /* 600 * below value will be filled on rsnd_dai_probe() 601 */ 602 struct snd_soc_dai_driver *daidrv; 603 struct rsnd_dai *rdai; 604 int rdai_nr; 605 }; 606 607 #define rsnd_priv_to_pdev(priv) ((priv)->pdev) 608 #define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 609 610 #define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 611 #define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 612 613 #define rsnd_flags_has(p, f) ((p)->flags & (f)) 614 #define rsnd_flags_set(p, f) ((p)->flags |= (f)) 615 #define rsnd_flags_del(p, f) ((p)->flags &= ~(f)) 616 617 /* 618 * rsnd_kctrl 619 */ 620 struct rsnd_kctrl_cfg { 621 unsigned int max; 622 unsigned int size; 623 u32 *val; 624 const char * const *texts; 625 int (*accept)(struct rsnd_dai_stream *io); 626 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 627 struct rsnd_dai_stream *io; 628 struct snd_card *card; 629 struct snd_kcontrol *kctrl; 630 struct rsnd_mod *mod; 631 }; 632 633 #define RSND_MAX_CHANNELS 8 634 struct rsnd_kctrl_cfg_m { 635 struct rsnd_kctrl_cfg cfg; 636 u32 val[RSND_MAX_CHANNELS]; 637 }; 638 639 struct rsnd_kctrl_cfg_s { 640 struct rsnd_kctrl_cfg cfg; 641 u32 val; 642 }; 643 #define rsnd_kctrl_size(x) ((x).cfg.size) 644 #define rsnd_kctrl_max(x) ((x).cfg.max) 645 #define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */ 646 #define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */ 647 648 int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 649 int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 650 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 651 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 652 int rsnd_kctrl_new(struct rsnd_mod *mod, 653 struct rsnd_dai_stream *io, 654 struct snd_soc_pcm_runtime *rtd, 655 const unsigned char *name, 656 int (*accept)(struct rsnd_dai_stream *io), 657 void (*update)(struct rsnd_dai_stream *io, 658 struct rsnd_mod *mod), 659 struct rsnd_kctrl_cfg *cfg, 660 const char * const *texts, 661 int size, 662 u32 max); 663 664 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 665 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 666 NULL, size, max) 667 668 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 669 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 670 NULL, 1, max) 671 672 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 673 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 674 texts, 1, size) 675 676 extern const char * const volume_ramp_rate[]; 677 #define VOLUME_RAMP_MAX_DVC (0x17 + 1) 678 #define VOLUME_RAMP_MAX_MIX (0x0a + 1) 679 680 /* 681 * R-Car SSI 682 */ 683 int rsnd_ssi_probe(struct rsnd_priv *priv); 684 void rsnd_ssi_remove(struct rsnd_priv *priv); 685 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 686 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 687 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 688 u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io); 689 690 #define RSND_SSI_HDMI_PORT0 0xf0 691 #define RSND_SSI_HDMI_PORT1 0xf1 692 int rsnd_ssi_hdmi_port(struct rsnd_dai_stream *io); 693 void rsnd_ssi_parse_hdmi_connection(struct rsnd_priv *priv, 694 struct device_node *endpoint, 695 int dai_i); 696 697 #define rsnd_ssi_is_pin_sharing(io) \ 698 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 699 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 700 701 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 702 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 703 struct device_node *playback, 704 struct device_node *capture); 705 unsigned int rsnd_ssi_clk_query(struct rsnd_priv *priv, 706 int param1, int param2, int *idx); 707 708 /* 709 * R-Car SSIU 710 */ 711 int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 712 struct rsnd_mod *mod); 713 int rsnd_ssiu_probe(struct rsnd_priv *priv); 714 void rsnd_ssiu_remove(struct rsnd_priv *priv); 715 716 /* 717 * R-Car SRC 718 */ 719 int rsnd_src_probe(struct rsnd_priv *priv); 720 void rsnd_src_remove(struct rsnd_priv *priv); 721 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 722 723 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 724 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 725 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 726 struct rsnd_dai_stream *io, 727 int is_in); 728 729 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 730 #define rsnd_parse_connect_src(rdai, playback, capture) \ 731 rsnd_parse_connect_common(rdai, rsnd_src_mod_get, \ 732 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 733 playback, capture) 734 735 /* 736 * R-Car CTU 737 */ 738 int rsnd_ctu_probe(struct rsnd_priv *priv); 739 void rsnd_ctu_remove(struct rsnd_priv *priv); 740 int rsnd_ctu_converted_channel(struct rsnd_mod *mod); 741 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 742 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 743 #define rsnd_parse_connect_ctu(rdai, playback, capture) \ 744 rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get, \ 745 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 746 playback, capture) 747 748 /* 749 * R-Car MIX 750 */ 751 int rsnd_mix_probe(struct rsnd_priv *priv); 752 void rsnd_mix_remove(struct rsnd_priv *priv); 753 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 754 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 755 #define rsnd_parse_connect_mix(rdai, playback, capture) \ 756 rsnd_parse_connect_common(rdai, rsnd_mix_mod_get, \ 757 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 758 playback, capture) 759 760 /* 761 * R-Car DVC 762 */ 763 int rsnd_dvc_probe(struct rsnd_priv *priv); 764 void rsnd_dvc_remove(struct rsnd_priv *priv); 765 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 766 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 767 #define rsnd_parse_connect_dvc(rdai, playback, capture) \ 768 rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get, \ 769 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 770 playback, capture) 771 772 /* 773 * R-Car CMD 774 */ 775 int rsnd_cmd_probe(struct rsnd_priv *priv); 776 void rsnd_cmd_remove(struct rsnd_priv *priv); 777 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 778 struct rsnd_mod *rsnd_cmd_mod_get(struct rsnd_priv *priv, int id); 779 780 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 781 #ifdef DEBUG 782 #define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 783 #define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 784 #define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 785 #else 786 #define rsnd_mod_confirm_ssi(mssi) 787 #define rsnd_mod_confirm_src(msrc) 788 #define rsnd_mod_confirm_dvc(mdvc) 789 #endif 790 791 #endif 792