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 RSND_REG_SRC_I_BUSIF_MODE, 46 RSND_REG_SRC_O_BUSIF_MODE, 47 RSND_REG_SRC_ROUTE_MODE0, 48 RSND_REG_SRC_SWRSR, 49 RSND_REG_SRC_SRCIR, 50 RSND_REG_SRC_ADINR, 51 RSND_REG_SRC_IFSCR, 52 RSND_REG_SRC_IFSVR, 53 RSND_REG_SRC_SRCCR, 54 RSND_REG_SRC_CTRL, 55 RSND_REG_SRC_BSDSR, 56 RSND_REG_SRC_BSISR, 57 RSND_REG_SRC_INT_ENABLE0, 58 RSND_REG_SRC_BUSIF_DALIGN, 59 RSND_REG_SRCIN_TIMSEL0, 60 RSND_REG_SRCIN_TIMSEL1, 61 RSND_REG_SRCIN_TIMSEL2, 62 RSND_REG_SRCIN_TIMSEL3, 63 RSND_REG_SRCIN_TIMSEL4, 64 RSND_REG_SRCOUT_TIMSEL0, 65 RSND_REG_SRCOUT_TIMSEL1, 66 RSND_REG_SRCOUT_TIMSEL2, 67 RSND_REG_SRCOUT_TIMSEL3, 68 RSND_REG_SRCOUT_TIMSEL4, 69 RSND_REG_SCU_SYS_STATUS0, 70 RSND_REG_SCU_SYS_STATUS1, 71 RSND_REG_SCU_SYS_INT_EN0, 72 RSND_REG_SCU_SYS_INT_EN1, 73 RSND_REG_CMD_CTRL, 74 RSND_REG_CMD_BUSIF_MODE, 75 RSND_REG_CMD_BUSIF_DALIGN, 76 RSND_REG_CMD_ROUTE_SLCT, 77 RSND_REG_CMDOUT_TIMSEL, 78 RSND_REG_CTU_SWRSR, 79 RSND_REG_CTU_CTUIR, 80 RSND_REG_CTU_ADINR, 81 RSND_REG_CTU_CPMDR, 82 RSND_REG_CTU_SCMDR, 83 RSND_REG_CTU_SV00R, 84 RSND_REG_CTU_SV01R, 85 RSND_REG_CTU_SV02R, 86 RSND_REG_CTU_SV03R, 87 RSND_REG_CTU_SV04R, 88 RSND_REG_CTU_SV05R, 89 RSND_REG_CTU_SV06R, 90 RSND_REG_CTU_SV07R, 91 RSND_REG_CTU_SV10R, 92 RSND_REG_CTU_SV11R, 93 RSND_REG_CTU_SV12R, 94 RSND_REG_CTU_SV13R, 95 RSND_REG_CTU_SV14R, 96 RSND_REG_CTU_SV15R, 97 RSND_REG_CTU_SV16R, 98 RSND_REG_CTU_SV17R, 99 RSND_REG_CTU_SV20R, 100 RSND_REG_CTU_SV21R, 101 RSND_REG_CTU_SV22R, 102 RSND_REG_CTU_SV23R, 103 RSND_REG_CTU_SV24R, 104 RSND_REG_CTU_SV25R, 105 RSND_REG_CTU_SV26R, 106 RSND_REG_CTU_SV27R, 107 RSND_REG_CTU_SV30R, 108 RSND_REG_CTU_SV31R, 109 RSND_REG_CTU_SV32R, 110 RSND_REG_CTU_SV33R, 111 RSND_REG_CTU_SV34R, 112 RSND_REG_CTU_SV35R, 113 RSND_REG_CTU_SV36R, 114 RSND_REG_CTU_SV37R, 115 RSND_REG_MIX_SWRSR, 116 RSND_REG_MIX_MIXIR, 117 RSND_REG_MIX_ADINR, 118 RSND_REG_MIX_MIXMR, 119 RSND_REG_MIX_MVPDR, 120 RSND_REG_MIX_MDBAR, 121 RSND_REG_MIX_MDBBR, 122 RSND_REG_MIX_MDBCR, 123 RSND_REG_MIX_MDBDR, 124 RSND_REG_MIX_MDBER, 125 RSND_REG_DVC_SWRSR, 126 RSND_REG_DVC_DVUIR, 127 RSND_REG_DVC_ADINR, 128 RSND_REG_DVC_DVUCR, 129 RSND_REG_DVC_ZCMCR, 130 RSND_REG_DVC_VOL0R, 131 RSND_REG_DVC_VOL1R, 132 RSND_REG_DVC_VOL2R, 133 RSND_REG_DVC_VOL3R, 134 RSND_REG_DVC_VOL4R, 135 RSND_REG_DVC_VOL5R, 136 RSND_REG_DVC_VOL6R, 137 RSND_REG_DVC_VOL7R, 138 RSND_REG_DVC_DVUER, 139 RSND_REG_DVC_VRCTR, 140 RSND_REG_DVC_VRPDR, 141 RSND_REG_DVC_VRDBR, 142 143 /* ADG */ 144 RSND_REG_BRRA, 145 RSND_REG_BRRB, 146 RSND_REG_BRGCKR, 147 RSND_REG_DIV_EN, 148 RSND_REG_AUDIO_CLK_SEL0, 149 RSND_REG_AUDIO_CLK_SEL1, 150 RSND_REG_AUDIO_CLK_SEL2, 151 152 /* SSIU */ 153 RSND_REG_SSI_MODE, 154 RSND_REG_SSI_MODE0, 155 RSND_REG_SSI_MODE1, 156 RSND_REG_SSI_MODE2, 157 RSND_REG_SSI_CONTROL, 158 RSND_REG_SSI_CTRL, 159 RSND_REG_SSI_BUSIF0_MODE, 160 RSND_REG_SSI_BUSIF0_ADINR, 161 RSND_REG_SSI_BUSIF0_DALIGN, 162 RSND_REG_SSI_BUSIF1_MODE, 163 RSND_REG_SSI_BUSIF1_ADINR, 164 RSND_REG_SSI_BUSIF1_DALIGN, 165 RSND_REG_SSI_BUSIF2_MODE, 166 RSND_REG_SSI_BUSIF2_ADINR, 167 RSND_REG_SSI_BUSIF2_DALIGN, 168 RSND_REG_SSI_BUSIF3_MODE, 169 RSND_REG_SSI_BUSIF3_ADINR, 170 RSND_REG_SSI_BUSIF3_DALIGN, 171 RSND_REG_SSI_BUSIF4_MODE, 172 RSND_REG_SSI_BUSIF4_ADINR, 173 RSND_REG_SSI_BUSIF4_DALIGN, 174 RSND_REG_SSI_BUSIF5_MODE, 175 RSND_REG_SSI_BUSIF5_ADINR, 176 RSND_REG_SSI_BUSIF5_DALIGN, 177 RSND_REG_SSI_BUSIF6_MODE, 178 RSND_REG_SSI_BUSIF6_ADINR, 179 RSND_REG_SSI_BUSIF6_DALIGN, 180 RSND_REG_SSI_BUSIF7_MODE, 181 RSND_REG_SSI_BUSIF7_ADINR, 182 RSND_REG_SSI_BUSIF7_DALIGN, 183 RSND_REG_SSI_INT_ENABLE, 184 RSND_REG_SSI_SYS_STATUS0, 185 RSND_REG_SSI_SYS_STATUS1, 186 RSND_REG_SSI_SYS_STATUS2, 187 RSND_REG_SSI_SYS_STATUS3, 188 RSND_REG_SSI_SYS_STATUS4, 189 RSND_REG_SSI_SYS_STATUS5, 190 RSND_REG_SSI_SYS_STATUS6, 191 RSND_REG_SSI_SYS_STATUS7, 192 RSND_REG_HDMI0_SEL, 193 RSND_REG_HDMI1_SEL, 194 195 /* SSI */ 196 RSND_REG_SSICR, 197 RSND_REG_SSISR, 198 RSND_REG_SSITDR, 199 RSND_REG_SSIRDR, 200 RSND_REG_SSIWSR, 201 202 RSND_REG_MAX, 203 }; 204 205 struct rsnd_priv; 206 struct rsnd_mod; 207 struct rsnd_dai; 208 struct rsnd_dai_stream; 209 210 /* 211 * R-Car basic functions 212 */ 213 #define rsnd_mod_read(m, r) \ 214 rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r) 215 #define rsnd_mod_write(m, r, d) \ 216 rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d) 217 #define rsnd_mod_bset(m, r, s, d) \ 218 rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d) 219 220 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg); 221 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod, 222 enum rsnd_reg reg, u32 data); 223 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod, 224 enum rsnd_reg reg, u32 data); 225 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg, 226 u32 mask, u32 data); 227 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 228 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 229 u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 230 231 /* 232 * R-Car DMA 233 */ 234 int rsnd_dma_attach(struct rsnd_dai_stream *io, 235 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 236 int rsnd_dma_probe(struct rsnd_priv *priv); 237 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, 238 struct rsnd_mod *mod, char *name); 239 240 /* 241 * R-Car sound mod 242 */ 243 enum rsnd_mod_type { 244 RSND_MOD_AUDMAPP, 245 RSND_MOD_AUDMA, 246 RSND_MOD_DVC, 247 RSND_MOD_MIX, 248 RSND_MOD_CTU, 249 RSND_MOD_CMD, 250 RSND_MOD_SRC, 251 RSND_MOD_SSIM3, /* SSI multi 3 */ 252 RSND_MOD_SSIM2, /* SSI multi 2 */ 253 RSND_MOD_SSIM1, /* SSI multi 1 */ 254 RSND_MOD_SSIP, /* SSI parent */ 255 RSND_MOD_SSI, 256 RSND_MOD_SSIU, 257 RSND_MOD_MAX, 258 }; 259 260 struct rsnd_mod_ops { 261 char *name; 262 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io, 263 struct rsnd_mod *mod); 264 int (*probe)(struct rsnd_mod *mod, 265 struct rsnd_dai_stream *io, 266 struct rsnd_priv *priv); 267 int (*remove)(struct rsnd_mod *mod, 268 struct rsnd_dai_stream *io, 269 struct rsnd_priv *priv); 270 int (*init)(struct rsnd_mod *mod, 271 struct rsnd_dai_stream *io, 272 struct rsnd_priv *priv); 273 int (*quit)(struct rsnd_mod *mod, 274 struct rsnd_dai_stream *io, 275 struct rsnd_priv *priv); 276 int (*start)(struct rsnd_mod *mod, 277 struct rsnd_dai_stream *io, 278 struct rsnd_priv *priv); 279 int (*stop)(struct rsnd_mod *mod, 280 struct rsnd_dai_stream *io, 281 struct rsnd_priv *priv); 282 int (*irq)(struct rsnd_mod *mod, 283 struct rsnd_dai_stream *io, 284 struct rsnd_priv *priv, int enable); 285 int (*pcm_new)(struct rsnd_mod *mod, 286 struct rsnd_dai_stream *io, 287 struct snd_soc_pcm_runtime *rtd); 288 int (*hw_params)(struct rsnd_mod *mod, 289 struct rsnd_dai_stream *io, 290 struct snd_pcm_substream *substream, 291 struct snd_pcm_hw_params *hw_params); 292 int (*pointer)(struct rsnd_mod *mod, 293 struct rsnd_dai_stream *io, 294 snd_pcm_uframes_t *pointer); 295 int (*fallback)(struct rsnd_mod *mod, 296 struct rsnd_dai_stream *io, 297 struct rsnd_priv *priv); 298 int (*prepare)(struct rsnd_mod *mod, 299 struct rsnd_dai_stream *io, 300 struct rsnd_priv *priv); 301 int (*cleanup)(struct rsnd_mod *mod, 302 struct rsnd_dai_stream *io, 303 struct rsnd_priv *priv); 304 }; 305 306 struct rsnd_dai_stream; 307 struct rsnd_mod { 308 int id; 309 enum rsnd_mod_type type; 310 struct rsnd_mod_ops *ops; 311 struct rsnd_priv *priv; 312 struct clk *clk; 313 u32 *(*get_status)(struct rsnd_dai_stream *io, 314 struct rsnd_mod *mod, 315 enum rsnd_mod_type type); 316 u32 status; 317 }; 318 /* 319 * status 320 * 321 * 0xH0000CB0 322 * 323 * B 0: init 1: quit 324 * C 0: start 1: stop 325 * 326 * H is always called (see __rsnd_mod_call) 327 * H 0: probe 1: remove 328 * H 0: pcm_new 329 * H 0: fallback 330 * H 0: hw_params 331 * H 0: pointer 332 * H 0: prepare 333 * H 0: cleanup 334 */ 335 #define __rsnd_mod_shift_init 4 336 #define __rsnd_mod_shift_quit 4 337 #define __rsnd_mod_shift_start 8 338 #define __rsnd_mod_shift_stop 8 339 #define __rsnd_mod_shift_probe 28 /* always called */ 340 #define __rsnd_mod_shift_remove 28 /* always called */ 341 #define __rsnd_mod_shift_irq 28 /* always called */ 342 #define __rsnd_mod_shift_pcm_new 28 /* always called */ 343 #define __rsnd_mod_shift_fallback 28 /* always called */ 344 #define __rsnd_mod_shift_hw_params 28 /* always called */ 345 #define __rsnd_mod_shift_pointer 28 /* always called */ 346 #define __rsnd_mod_shift_prepare 28 /* always called */ 347 #define __rsnd_mod_shift_cleanup 28 /* always called */ 348 349 #define __rsnd_mod_add_probe 0 350 #define __rsnd_mod_add_remove 0 351 #define __rsnd_mod_add_prepare 0 352 #define __rsnd_mod_add_cleanup 0 353 #define __rsnd_mod_add_init 1 354 #define __rsnd_mod_add_quit -1 355 #define __rsnd_mod_add_start 1 356 #define __rsnd_mod_add_stop -1 357 #define __rsnd_mod_add_irq 0 358 #define __rsnd_mod_add_pcm_new 0 359 #define __rsnd_mod_add_fallback 0 360 #define __rsnd_mod_add_hw_params 0 361 #define __rsnd_mod_add_pointer 0 362 363 #define __rsnd_mod_call_probe 0 364 #define __rsnd_mod_call_remove 0 365 #define __rsnd_mod_call_prepare 0 366 #define __rsnd_mod_call_cleanup 0 367 #define __rsnd_mod_call_init 0 368 #define __rsnd_mod_call_quit 1 369 #define __rsnd_mod_call_start 0 370 #define __rsnd_mod_call_stop 1 371 #define __rsnd_mod_call_irq 0 372 #define __rsnd_mod_call_pcm_new 0 373 #define __rsnd_mod_call_fallback 0 374 #define __rsnd_mod_call_hw_params 0 375 #define __rsnd_mod_call_pointer 0 376 377 #define rsnd_mod_to_priv(mod) ((mod)->priv) 378 #define rsnd_mod_name(mod) ((mod)->ops->name) 379 #define rsnd_mod_id(mod) ((mod)->id) 380 #define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 381 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 382 #define rsnd_mod_get(ip) (&(ip)->mod) 383 384 int rsnd_mod_init(struct rsnd_priv *priv, 385 struct rsnd_mod *mod, 386 struct rsnd_mod_ops *ops, 387 struct clk *clk, 388 u32* (*get_status)(struct rsnd_dai_stream *io, 389 struct rsnd_mod *mod, 390 enum rsnd_mod_type type), 391 enum rsnd_mod_type type, 392 int id); 393 void rsnd_mod_quit(struct rsnd_mod *mod); 394 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 395 struct rsnd_mod *mod); 396 void rsnd_mod_interrupt(struct rsnd_mod *mod, 397 void (*callback)(struct rsnd_mod *mod, 398 struct rsnd_dai_stream *io)); 399 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io, 400 struct rsnd_mod *mod, 401 enum rsnd_mod_type type); 402 struct rsnd_mod *rsnd_mod_next(int *iterator, 403 struct rsnd_dai_stream *io, 404 enum rsnd_mod_type *array, 405 int array_size); 406 #define for_each_rsnd_mod(iterator, pos, io) \ 407 for (iterator = 0; \ 408 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 409 #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 410 for (iterator = 0; \ 411 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 412 #define for_each_rsnd_mod_array(iterator, pos, io, array) \ 413 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 414 415 void rsnd_parse_connect_common(struct rsnd_dai *rdai, 416 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 417 struct device_node *node, 418 struct device_node *playback, 419 struct device_node *capture); 420 421 #define rsnd_runtime_channel_original(io) \ 422 rsnd_runtime_channel_original_with_params(io, NULL) 423 int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, 424 struct snd_pcm_hw_params *params); 425 #define rsnd_runtime_channel_after_ctu(io) \ 426 rsnd_runtime_channel_after_ctu_with_params(io, NULL) 427 int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, 428 struct snd_pcm_hw_params *params); 429 #define rsnd_runtime_channel_for_ssi(io) \ 430 rsnd_runtime_channel_for_ssi_with_params(io, NULL) 431 int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 432 struct snd_pcm_hw_params *params); 433 int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io); 434 int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io); 435 436 /* 437 * DT 438 */ 439 #define rsnd_parse_of_node(priv, node) \ 440 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 441 #define RSND_NODE_DAI "rcar_sound,dai" 442 #define RSND_NODE_SSI "rcar_sound,ssi" 443 #define RSND_NODE_SRC "rcar_sound,src" 444 #define RSND_NODE_CTU "rcar_sound,ctu" 445 #define RSND_NODE_MIX "rcar_sound,mix" 446 #define RSND_NODE_DVC "rcar_sound,dvc" 447 448 /* 449 * R-Car sound DAI 450 */ 451 #define RSND_DAI_NAME_SIZE 16 452 struct rsnd_dai_stream { 453 char name[RSND_DAI_NAME_SIZE]; 454 struct snd_pcm_substream *substream; 455 struct rsnd_mod *mod[RSND_MOD_MAX]; 456 struct rsnd_mod *dma; 457 struct rsnd_dai *rdai; 458 struct device *dmac_dev; /* for IPMMU */ 459 u32 parent_ssi_status; 460 }; 461 #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 462 #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 463 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 464 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 465 #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 466 #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 467 #define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 468 #define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 469 #define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 470 #define rsnd_io_to_rdai(io) ((io)->rdai) 471 #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 472 #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 473 #define rsnd_io_to_runtime(io) ((io)->substream ? \ 474 (io)->substream->runtime : NULL) 475 int rsnd_io_is_working(struct rsnd_dai_stream *io); 476 477 struct rsnd_dai { 478 char name[RSND_DAI_NAME_SIZE]; 479 struct rsnd_dai_stream playback; 480 struct rsnd_dai_stream capture; 481 struct rsnd_priv *priv; 482 struct snd_pcm_hw_constraint_list constraint; 483 484 int max_channels; /* 2ch - 16ch */ 485 int ssi_lane; /* 1lane - 4lane */ 486 int chan_width; /* 16/24/32 bit width */ 487 488 unsigned int clk_master:1; 489 unsigned int bit_clk_inv:1; 490 unsigned int frm_clk_inv:1; 491 unsigned int sys_delay:1; 492 unsigned int data_alignment:1; 493 }; 494 495 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 496 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 497 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 498 #define for_each_rsnd_dai(rdai, priv, i) \ 499 for (i = 0; \ 500 (i < rsnd_rdai_nr(priv)) && \ 501 ((rdai) = rsnd_rdai_get(priv, i)); \ 502 i++) 503 504 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 505 506 #define rsnd_rdai_channels_set(rdai, max_channels) \ 507 rsnd_rdai_channels_ctrl(rdai, max_channels) 508 #define rsnd_rdai_channels_get(rdai) \ 509 rsnd_rdai_channels_ctrl(rdai, 0) 510 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 511 int max_channels); 512 513 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 514 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 515 #define rsnd_rdai_ssi_lane_get(rdai) \ 516 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 517 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 518 int ssi_lane); 519 520 #define rsnd_rdai_width_set(rdai, width) \ 521 rsnd_rdai_width_ctrl(rdai, width) 522 #define rsnd_rdai_width_get(rdai) \ 523 rsnd_rdai_width_ctrl(rdai, 0) 524 int rsnd_rdai_width_ctrl(struct rsnd_dai *rdai, int width); 525 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 526 int rsnd_dai_connect(struct rsnd_mod *mod, 527 struct rsnd_dai_stream *io, 528 enum rsnd_mod_type type); 529 530 /* 531 * R-Car Gen1/Gen2 532 */ 533 int rsnd_gen_probe(struct rsnd_priv *priv); 534 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 535 struct rsnd_mod *mod, 536 enum rsnd_reg reg); 537 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 538 539 /* 540 * R-Car ADG 541 */ 542 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 543 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod); 544 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate); 545 int rsnd_adg_probe(struct rsnd_priv *priv); 546 void rsnd_adg_remove(struct rsnd_priv *priv); 547 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 548 struct rsnd_dai_stream *io, 549 unsigned int in_rate, 550 unsigned int out_rate); 551 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod, 552 struct rsnd_dai_stream *io); 553 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 554 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 555 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 556 557 /* 558 * R-Car sound priv 559 */ 560 struct rsnd_priv { 561 562 struct platform_device *pdev; 563 spinlock_t lock; 564 unsigned long flags; 565 #define RSND_GEN_MASK (0xF << 0) 566 #define RSND_GEN1 (1 << 0) 567 #define RSND_GEN2 (2 << 0) 568 #define RSND_GEN3 (3 << 0) 569 570 /* 571 * below value will be filled on rsnd_gen_probe() 572 */ 573 void *gen; 574 575 /* 576 * below value will be filled on rsnd_adg_probe() 577 */ 578 void *adg; 579 580 /* 581 * below value will be filled on rsnd_dma_probe() 582 */ 583 void *dma; 584 585 /* 586 * below value will be filled on rsnd_ssi_probe() 587 */ 588 void *ssi; 589 int ssi_nr; 590 591 /* 592 * below value will be filled on rsnd_ssiu_probe() 593 */ 594 void *ssiu; 595 int ssiu_nr; 596 597 /* 598 * below value will be filled on rsnd_src_probe() 599 */ 600 void *src; 601 int src_nr; 602 603 /* 604 * below value will be filled on rsnd_ctu_probe() 605 */ 606 void *ctu; 607 int ctu_nr; 608 609 /* 610 * below value will be filled on rsnd_mix_probe() 611 */ 612 void *mix; 613 int mix_nr; 614 615 /* 616 * below value will be filled on rsnd_dvc_probe() 617 */ 618 void *dvc; 619 int dvc_nr; 620 621 /* 622 * below value will be filled on rsnd_cmd_probe() 623 */ 624 void *cmd; 625 int cmd_nr; 626 627 /* 628 * below value will be filled on rsnd_dai_probe() 629 */ 630 struct snd_soc_dai_driver *daidrv; 631 struct rsnd_dai *rdai; 632 int rdai_nr; 633 }; 634 635 #define rsnd_priv_to_pdev(priv) ((priv)->pdev) 636 #define rsnd_priv_to_dev(priv) (&(rsnd_priv_to_pdev(priv)->dev)) 637 638 #define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1) 639 #define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2) 640 #define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3) 641 642 #define rsnd_flags_has(p, f) ((p)->flags & (f)) 643 #define rsnd_flags_set(p, f) ((p)->flags |= (f)) 644 #define rsnd_flags_del(p, f) ((p)->flags &= ~(f)) 645 646 /* 647 * rsnd_kctrl 648 */ 649 struct rsnd_kctrl_cfg { 650 unsigned int max; 651 unsigned int size; 652 u32 *val; 653 const char * const *texts; 654 int (*accept)(struct rsnd_dai_stream *io); 655 void (*update)(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 656 struct rsnd_dai_stream *io; 657 struct snd_card *card; 658 struct snd_kcontrol *kctrl; 659 struct rsnd_mod *mod; 660 }; 661 662 #define RSND_MAX_CHANNELS 8 663 struct rsnd_kctrl_cfg_m { 664 struct rsnd_kctrl_cfg cfg; 665 u32 val[RSND_MAX_CHANNELS]; 666 }; 667 668 struct rsnd_kctrl_cfg_s { 669 struct rsnd_kctrl_cfg cfg; 670 u32 val; 671 }; 672 #define rsnd_kctrl_size(x) ((x).cfg.size) 673 #define rsnd_kctrl_max(x) ((x).cfg.max) 674 #define rsnd_kctrl_valm(x, i) ((x).val[i]) /* = (x).cfg.val[i] */ 675 #define rsnd_kctrl_vals(x) ((x).val) /* = (x).cfg.val[0] */ 676 677 int rsnd_kctrl_accept_anytime(struct rsnd_dai_stream *io); 678 int rsnd_kctrl_accept_runtime(struct rsnd_dai_stream *io); 679 struct rsnd_kctrl_cfg *rsnd_kctrl_init_m(struct rsnd_kctrl_cfg_m *cfg); 680 struct rsnd_kctrl_cfg *rsnd_kctrl_init_s(struct rsnd_kctrl_cfg_s *cfg); 681 int rsnd_kctrl_new(struct rsnd_mod *mod, 682 struct rsnd_dai_stream *io, 683 struct snd_soc_pcm_runtime *rtd, 684 const unsigned char *name, 685 int (*accept)(struct rsnd_dai_stream *io), 686 void (*update)(struct rsnd_dai_stream *io, 687 struct rsnd_mod *mod), 688 struct rsnd_kctrl_cfg *cfg, 689 const char * const *texts, 690 int size, 691 u32 max); 692 693 #define rsnd_kctrl_new_m(mod, io, rtd, name, accept, update, cfg, size, max) \ 694 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_m(cfg), \ 695 NULL, size, max) 696 697 #define rsnd_kctrl_new_s(mod, io, rtd, name, accept, update, cfg, max) \ 698 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 699 NULL, 1, max) 700 701 #define rsnd_kctrl_new_e(mod, io, rtd, name, accept, update, cfg, texts, size) \ 702 rsnd_kctrl_new(mod, io, rtd, name, accept, update, rsnd_kctrl_init_s(cfg), \ 703 texts, 1, size) 704 705 extern const char * const volume_ramp_rate[]; 706 #define VOLUME_RAMP_MAX_DVC (0x17 + 1) 707 #define VOLUME_RAMP_MAX_MIX (0x0a + 1) 708 709 /* 710 * R-Car SSI 711 */ 712 int rsnd_ssi_probe(struct rsnd_priv *priv); 713 void rsnd_ssi_remove(struct rsnd_priv *priv); 714 struct rsnd_mod *rsnd_ssi_mod_get(struct rsnd_priv *priv, int id); 715 int rsnd_ssi_is_dma_mode(struct rsnd_mod *mod); 716 int rsnd_ssi_use_busif(struct rsnd_dai_stream *io); 717 int rsnd_ssi_get_busif(struct rsnd_dai_stream *io); 718 u32 rsnd_ssi_multi_slaves_runtime(struct rsnd_dai_stream *io); 719 720 #define RSND_SSI_HDMI_PORT0 0xf0 721 #define RSND_SSI_HDMI_PORT1 0xf1 722 int rsnd_ssi_hdmi_port(struct rsnd_dai_stream *io); 723 void rsnd_ssi_parse_hdmi_connection(struct rsnd_priv *priv, 724 struct device_node *endpoint, 725 int dai_i); 726 727 #define rsnd_ssi_is_pin_sharing(io) \ 728 __rsnd_ssi_is_pin_sharing(rsnd_io_to_mod_ssi(io)) 729 int __rsnd_ssi_is_pin_sharing(struct rsnd_mod *mod); 730 731 #define rsnd_ssi_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SSI) 732 void rsnd_parse_connect_ssi(struct rsnd_dai *rdai, 733 struct device_node *playback, 734 struct device_node *capture); 735 unsigned int rsnd_ssi_clk_query(struct rsnd_dai *rdai, 736 int param1, int param2, int *idx); 737 738 /* 739 * R-Car SSIU 740 */ 741 int rsnd_ssiu_attach(struct rsnd_dai_stream *io, 742 struct rsnd_mod *mod); 743 int rsnd_ssiu_probe(struct rsnd_priv *priv); 744 void rsnd_ssiu_remove(struct rsnd_priv *priv); 745 746 /* 747 * R-Car SRC 748 */ 749 int rsnd_src_probe(struct rsnd_priv *priv); 750 void rsnd_src_remove(struct rsnd_priv *priv); 751 struct rsnd_mod *rsnd_src_mod_get(struct rsnd_priv *priv, int id); 752 753 #define rsnd_src_get_in_rate(priv, io) rsnd_src_get_rate(priv, io, 1) 754 #define rsnd_src_get_out_rate(priv, io) rsnd_src_get_rate(priv, io, 0) 755 unsigned int rsnd_src_get_rate(struct rsnd_priv *priv, 756 struct rsnd_dai_stream *io, 757 int is_in); 758 759 #define rsnd_src_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_SRC) 760 #define rsnd_parse_connect_src(rdai, playback, capture) \ 761 rsnd_parse_connect_common(rdai, rsnd_src_mod_get, \ 762 rsnd_src_of_node(rsnd_rdai_to_priv(rdai)), \ 763 playback, capture) 764 765 /* 766 * R-Car CTU 767 */ 768 int rsnd_ctu_probe(struct rsnd_priv *priv); 769 void rsnd_ctu_remove(struct rsnd_priv *priv); 770 int rsnd_ctu_converted_channel(struct rsnd_mod *mod); 771 struct rsnd_mod *rsnd_ctu_mod_get(struct rsnd_priv *priv, int id); 772 #define rsnd_ctu_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_CTU) 773 #define rsnd_parse_connect_ctu(rdai, playback, capture) \ 774 rsnd_parse_connect_common(rdai, rsnd_ctu_mod_get, \ 775 rsnd_ctu_of_node(rsnd_rdai_to_priv(rdai)), \ 776 playback, capture) 777 778 /* 779 * R-Car MIX 780 */ 781 int rsnd_mix_probe(struct rsnd_priv *priv); 782 void rsnd_mix_remove(struct rsnd_priv *priv); 783 struct rsnd_mod *rsnd_mix_mod_get(struct rsnd_priv *priv, int id); 784 #define rsnd_mix_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_MIX) 785 #define rsnd_parse_connect_mix(rdai, playback, capture) \ 786 rsnd_parse_connect_common(rdai, rsnd_mix_mod_get, \ 787 rsnd_mix_of_node(rsnd_rdai_to_priv(rdai)), \ 788 playback, capture) 789 790 /* 791 * R-Car DVC 792 */ 793 int rsnd_dvc_probe(struct rsnd_priv *priv); 794 void rsnd_dvc_remove(struct rsnd_priv *priv); 795 struct rsnd_mod *rsnd_dvc_mod_get(struct rsnd_priv *priv, int id); 796 #define rsnd_dvc_of_node(priv) rsnd_parse_of_node(priv, RSND_NODE_DVC) 797 #define rsnd_parse_connect_dvc(rdai, playback, capture) \ 798 rsnd_parse_connect_common(rdai, rsnd_dvc_mod_get, \ 799 rsnd_dvc_of_node(rsnd_rdai_to_priv(rdai)), \ 800 playback, capture) 801 802 /* 803 * R-Car CMD 804 */ 805 int rsnd_cmd_probe(struct rsnd_priv *priv); 806 void rsnd_cmd_remove(struct rsnd_priv *priv); 807 int rsnd_cmd_attach(struct rsnd_dai_stream *io, int id); 808 809 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 810 #ifdef DEBUG 811 #define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 812 #define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 813 #define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 814 #else 815 #define rsnd_mod_confirm_ssi(mssi) 816 #define rsnd_mod_confirm_src(msrc) 817 #define rsnd_mod_confirm_dvc(mdvc) 818 #endif 819 820 /* 821 * If you don't need interrupt status debug message, 822 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 823 * 824 * #define RSND_DEBUG_NO_IRQ_STATUS 1 825 */ 826 #define rsnd_dbg_irq_status(dev, param...) \ 827 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 828 dev_dbg(dev, param) 829 830 /* 831 * If you don't need rsnd_dai_call debug message, 832 * define RSND_DEBUG_NO_DAI_CALL as 1 on top of core.c 833 * 834 * #define RSND_DEBUG_NO_DAI_CALL 1 835 */ 836 #define rsnd_dbg_dai_call(dev, param...) \ 837 if (!IS_BUILTIN(RSND_DEBUG_NO_DAI_CALL)) \ 838 dev_dbg(dev, param) 839 840 #endif 841