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 struct device *dmac_dev; /* for IPMMU */ 439 u32 parent_ssi_status; 440 }; 441 #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 442 #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 443 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 444 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 445 #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 446 #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 447 #define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 448 #define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 449 #define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 450 #define rsnd_io_to_rdai(io) ((io)->rdai) 451 #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 452 #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 453 #define rsnd_io_to_runtime(io) ((io)->substream ? \ 454 (io)->substream->runtime : NULL) 455 int rsnd_io_is_working(struct rsnd_dai_stream *io); 456 457 struct rsnd_dai { 458 char name[RSND_DAI_NAME_SIZE]; 459 struct rsnd_dai_stream playback; 460 struct rsnd_dai_stream capture; 461 struct rsnd_priv *priv; 462 struct snd_pcm_hw_constraint_list constraint; 463 464 int max_channels; /* 2ch - 16ch */ 465 int ssi_lane; /* 1lane - 4lane */ 466 467 unsigned int clk_master:1; 468 unsigned int bit_clk_inv:1; 469 unsigned int frm_clk_inv:1; 470 unsigned int sys_delay:1; 471 unsigned int data_alignment:1; 472 }; 473 474 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 475 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 476 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 477 #define for_each_rsnd_dai(rdai, priv, i) \ 478 for (i = 0; \ 479 (i < rsnd_rdai_nr(priv)) && \ 480 ((rdai) = rsnd_rdai_get(priv, i)); \ 481 i++) 482 483 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 484 485 #define rsnd_rdai_channels_set(rdai, max_channels) \ 486 rsnd_rdai_channels_ctrl(rdai, max_channels) 487 #define rsnd_rdai_channels_get(rdai) \ 488 rsnd_rdai_channels_ctrl(rdai, 0) 489 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 490 int max_channels); 491 492 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 493 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 494 #define rsnd_rdai_ssi_lane_get(rdai) \ 495 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 496 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 497 int ssi_lane); 498 499 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 500 int rsnd_dai_connect(struct rsnd_mod *mod, 501 struct rsnd_dai_stream *io, 502 enum rsnd_mod_type type); 503 504 /* 505 * R-Car Gen1/Gen2 506 */ 507 int rsnd_gen_probe(struct rsnd_priv *priv); 508 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 509 struct rsnd_mod *mod, 510 enum rsnd_reg reg); 511 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 512 513 /* 514 * R-Car ADG 515 */ 516 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 517 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod); 518 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate); 519 int rsnd_adg_probe(struct rsnd_priv *priv); 520 void rsnd_adg_remove(struct rsnd_priv *priv); 521 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 522 struct rsnd_dai_stream *io, 523 unsigned int in_rate, 524 unsigned int out_rate); 525 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod, 526 struct rsnd_dai_stream *io); 527 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 528 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 529 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 530 531 /* 532 * R-Car sound priv 533 */ 534 struct rsnd_priv { 535 536 struct platform_device *pdev; 537 spinlock_t lock; 538 unsigned long flags; 539 #define RSND_GEN_MASK (0xF << 0) 540 #define RSND_GEN1 (1 << 0) 541 #define RSND_GEN2 (2 << 0) 542 #define RSND_GEN3 (3 << 0) 543 544 /* 545 * below value will be filled on rsnd_gen_probe() 546 */ 547 void *gen; 548 549 /* 550 * below value will be filled on rsnd_adg_probe() 551 */ 552 void *adg; 553 554 /* 555 * below value will be filled on rsnd_dma_probe() 556 */ 557 void *dma; 558 559 /* 560 * below value will be filled on rsnd_ssi_probe() 561 */ 562 void *ssi; 563 int ssi_nr; 564 565 /* 566 * below value will be filled on rsnd_ssiu_probe() 567 */ 568 void *ssiu; 569 int ssiu_nr; 570 571 /* 572 * below value will be filled on rsnd_src_probe() 573 */ 574 void *src; 575 int src_nr; 576 577 /* 578 * below value will be filled on rsnd_ctu_probe() 579 */ 580 void *ctu; 581 int ctu_nr; 582 583 /* 584 * below value will be filled on rsnd_mix_probe() 585 */ 586 void *mix; 587 int mix_nr; 588 589 /* 590 * below value will be filled on rsnd_dvc_probe() 591 */ 592 void *dvc; 593 int dvc_nr; 594 595 /* 596 * below value will be filled on rsnd_cmd_probe() 597 */ 598 void *cmd; 599 int cmd_nr; 600 601 /* 602 * below value will be filled on rsnd_dai_probe() 603 */ 604 struct snd_soc_dai_driver *daidrv; 605 struct rsnd_dai *rdai; 606 int rdai_nr; 607 }; 608 609 #define rsnd_priv_to_pdev(priv) ((priv)->pdev) 610 #define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 611 612 #define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 613 #define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 614 #define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3) 615 616 #define rsnd_flags_has(p, f) ((p)->flags & (f)) 617 #define rsnd_flags_set(p, f) ((p)->flags |= (f)) 618 #define rsnd_flags_del(p, f) ((p)->flags &= ~(f)) 619 620 /* 621 * rsnd_kctrl 622 */ 623 struct rsnd_kctrl_cfg { 624 unsigned int max; 625 unsigned int size; 626 u32 *val; 627 const char * const *texts; 628 int (*accept)(struct rsnd_dai_stream *io); 629 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 630 struct rsnd_dai_stream *io; 631 struct snd_card *card; 632 struct snd_kcontrol *kctrl; 633 struct rsnd_mod *mod; 634 }; 635 636 #define RSND_MAX_CHANNELS 8 637 struct rsnd_kctrl_cfg_m { 638 struct rsnd_kctrl_cfg cfg; 639 u32 val[RSND_MAX_CHANNELS]; 640 }; 641 642 struct rsnd_kctrl_cfg_s { 643 struct rsnd_kctrl_cfg cfg; 644 u32 val; 645 }; 646 #define rsnd_kctrl_size(x) ((x).cfg.size) 647 #define rsnd_kctrl_max(x) ((x).cfg.max) 648 #define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */ 649 #define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */ 650 651 int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 652 int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 653 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 654 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 655 int rsnd_kctrl_new(struct rsnd_mod *mod, 656 struct rsnd_dai_stream *io, 657 struct snd_soc_pcm_runtime *rtd, 658 const unsigned char *name, 659 int (*accept)(struct rsnd_dai_stream *io), 660 void (*update)(struct rsnd_dai_stream *io, 661 struct rsnd_mod *mod), 662 struct rsnd_kctrl_cfg *cfg, 663 const char * const *texts, 664 int size, 665 u32 max); 666 667 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 668 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 669 NULL, size, max) 670 671 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 672 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 673 NULL, 1, max) 674 675 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 676 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 677 texts, 1, size) 678 679 extern const char * const volume_ramp_rate[]; 680 #define VOLUME_RAMP_MAX_DVC (0x17 + 1) 681 #define VOLUME_RAMP_MAX_MIX (0x0a + 1) 682 683 /* 684 * R-Car SSI 685 */ 686 int rsnd_ssi_probe(struct rsnd_priv *priv); 687 void rsnd_ssi_remove(struct rsnd_priv *priv); 688 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 689 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 690 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 691 u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io); 692 693 #define RSND_SSI_HDMI_PORT0 0xf0 694 #define RSND_SSI_HDMI_PORT1 0xf1 695 int rsnd_ssi_hdmi_port(struct rsnd_dai_stream *io); 696 void rsnd_ssi_parse_hdmi_connection(struct rsnd_priv *priv, 697 struct device_node *endpoint, 698 int dai_i); 699 700 #define rsnd_ssi_is_pin_sharing(io) \ 701 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 702 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 703 704 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 705 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 706 struct device_node *playback, 707 struct device_node *capture); 708 unsigned int rsnd_ssi_clk_query(struct rsnd_priv *priv, 709 int param1, int param2, int *idx); 710 711 /* 712 * R-Car SSIU 713 */ 714 int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 715 struct rsnd_mod *mod); 716 int rsnd_ssiu_probe(struct rsnd_priv *priv); 717 void rsnd_ssiu_remove(struct rsnd_priv *priv); 718 719 /* 720 * R-Car SRC 721 */ 722 int rsnd_src_probe(struct rsnd_priv *priv); 723 void rsnd_src_remove(struct rsnd_priv *priv); 724 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 725 726 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 727 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 728 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 729 struct rsnd_dai_stream *io, 730 int is_in); 731 732 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 733 #define rsnd_parse_connect_src(rdai, playback, capture) \ 734 rsnd_parse_connect_common(rdai, rsnd_src_mod_get, \ 735 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 736 playback, capture) 737 738 /* 739 * R-Car CTU 740 */ 741 int rsnd_ctu_probe(struct rsnd_priv *priv); 742 void rsnd_ctu_remove(struct rsnd_priv *priv); 743 int rsnd_ctu_converted_channel(struct rsnd_mod *mod); 744 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 745 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 746 #define rsnd_parse_connect_ctu(rdai, playback, capture) \ 747 rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get, \ 748 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 749 playback, capture) 750 751 /* 752 * R-Car MIX 753 */ 754 int rsnd_mix_probe(struct rsnd_priv *priv); 755 void rsnd_mix_remove(struct rsnd_priv *priv); 756 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 757 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 758 #define rsnd_parse_connect_mix(rdai, playback, capture) \ 759 rsnd_parse_connect_common(rdai, rsnd_mix_mod_get, \ 760 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 761 playback, capture) 762 763 /* 764 * R-Car DVC 765 */ 766 int rsnd_dvc_probe(struct rsnd_priv *priv); 767 void rsnd_dvc_remove(struct rsnd_priv *priv); 768 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 769 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 770 #define rsnd_parse_connect_dvc(rdai, playback, capture) \ 771 rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get, \ 772 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 773 playback, capture) 774 775 /* 776 * R-Car CMD 777 */ 778 int rsnd_cmd_probe(struct rsnd_priv *priv); 779 void rsnd_cmd_remove(struct rsnd_priv *priv); 780 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 781 782 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 783 #ifdef DEBUG 784 #define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 785 #define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 786 #define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 787 #else 788 #define rsnd_mod_confirm_ssi(mssi) 789 #define rsnd_mod_confirm_src(msrc) 790 #define rsnd_mod_confirm_dvc(mdvc) 791 #endif 792 793 /* 794 * If you don't need interrupt status debug message, 795 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 796 * 797 * #define RSND_DEBUG_NO_IRQ_STATUS 1 798 */ 799 #define rsnd_dbg_irq_status(dev, param...) \ 800 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 801 dev_dbg(dev, param) 802 803 /* 804 * If you don't need rsnd_dai_call debug message, 805 * define RSND_DEBUG_NO_DAI_CALL as 1 on top of core.c 806 * 807 * #define RSND_DEBUG_NO_DAI_CALL 1 808 */ 809 #define rsnd_dbg_dai_call(dev, param...) \ 810 if (!IS_BUILTIN(RSND_DEBUG_NO_DAI_CALL)) \ 811 dev_dbg(dev, param) 812 813 #endif 814