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_BUSIF_MODE, 160 RSND_REG_SSI_BUSIF_ADINR, 161 RSND_REG_SSI_BUSIF_DALIGN, 162 RSND_REG_SSI_INT_ENABLE, 163 RSND_REG_SSI_SYS_STATUS0, 164 RSND_REG_SSI_SYS_STATUS1, 165 RSND_REG_SSI_SYS_STATUS2, 166 RSND_REG_SSI_SYS_STATUS3, 167 RSND_REG_SSI_SYS_STATUS4, 168 RSND_REG_SSI_SYS_STATUS5, 169 RSND_REG_SSI_SYS_STATUS6, 170 RSND_REG_SSI_SYS_STATUS7, 171 RSND_REG_HDMI0_SEL, 172 RSND_REG_HDMI1_SEL, 173 174 /* SSI */ 175 RSND_REG_SSICR, 176 RSND_REG_SSISR, 177 RSND_REG_SSITDR, 178 RSND_REG_SSIRDR, 179 RSND_REG_SSIWSR, 180 181 RSND_REG_MAX, 182 }; 183 184 struct rsnd_priv; 185 struct rsnd_mod; 186 struct rsnd_dai; 187 struct rsnd_dai_stream; 188 189 /* 190 * R-Car basic functions 191 */ 192 #define rsnd_mod_read(m, r) \ 193 rsnd_read(rsnd_mod_to_priv(m), m, RSND_REG_##r) 194 #define rsnd_mod_write(m, r, d) \ 195 rsnd_write(rsnd_mod_to_priv(m), m, RSND_REG_##r, d) 196 #define rsnd_mod_bset(m, r, s, d) \ 197 rsnd_bset(rsnd_mod_to_priv(m), m, RSND_REG_##r, s, d) 198 199 u32 rsnd_read(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg); 200 void rsnd_write(struct rsnd_priv *priv, struct rsnd_mod *mod, 201 enum rsnd_reg reg, u32 data); 202 void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod, 203 enum rsnd_reg reg, u32 data); 204 void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg, 205 u32 mask, u32 data); 206 u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 207 u32 rsnd_get_dalign(struct rsnd_mod *mod, struct rsnd_dai_stream *io); 208 u32 rsnd_get_busif_shift(struct rsnd_dai_stream *io, struct rsnd_mod *mod); 209 210 /* 211 * R-Car DMA 212 */ 213 int rsnd_dma_attach(struct rsnd_dai_stream *io, 214 struct rsnd_mod *mod, struct rsnd_mod **dma_mod); 215 int rsnd_dma_probe(struct rsnd_priv *priv); 216 struct dma_chan *rsnd_dma_request_channel(struct device_node *of_node, 217 struct rsnd_mod *mod, char *name); 218 219 /* 220 * R-Car sound mod 221 */ 222 enum rsnd_mod_type { 223 RSND_MOD_AUDMAPP, 224 RSND_MOD_AUDMA, 225 RSND_MOD_DVC, 226 RSND_MOD_MIX, 227 RSND_MOD_CTU, 228 RSND_MOD_CMD, 229 RSND_MOD_SRC, 230 RSND_MOD_SSIM3, /* SSI multi 3 */ 231 RSND_MOD_SSIM2, /* SSI multi 2 */ 232 RSND_MOD_SSIM1, /* SSI multi 1 */ 233 RSND_MOD_SSIP, /* SSI parent */ 234 RSND_MOD_SSI, 235 RSND_MOD_SSIU, 236 RSND_MOD_MAX, 237 }; 238 239 struct rsnd_mod_ops { 240 char *name; 241 struct dma_chan* (*dma_req)(struct rsnd_dai_stream *io, 242 struct rsnd_mod *mod); 243 int (*probe)(struct rsnd_mod *mod, 244 struct rsnd_dai_stream *io, 245 struct rsnd_priv *priv); 246 int (*remove)(struct rsnd_mod *mod, 247 struct rsnd_dai_stream *io, 248 struct rsnd_priv *priv); 249 int (*init)(struct rsnd_mod *mod, 250 struct rsnd_dai_stream *io, 251 struct rsnd_priv *priv); 252 int (*quit)(struct rsnd_mod *mod, 253 struct rsnd_dai_stream *io, 254 struct rsnd_priv *priv); 255 int (*start)(struct rsnd_mod *mod, 256 struct rsnd_dai_stream *io, 257 struct rsnd_priv *priv); 258 int (*stop)(struct rsnd_mod *mod, 259 struct rsnd_dai_stream *io, 260 struct rsnd_priv *priv); 261 int (*irq)(struct rsnd_mod *mod, 262 struct rsnd_dai_stream *io, 263 struct rsnd_priv *priv, int enable); 264 int (*pcm_new)(struct rsnd_mod *mod, 265 struct rsnd_dai_stream *io, 266 struct snd_soc_pcm_runtime *rtd); 267 int (*hw_params)(struct rsnd_mod *mod, 268 struct rsnd_dai_stream *io, 269 struct snd_pcm_substream *substream, 270 struct snd_pcm_hw_params *hw_params); 271 int (*pointer)(struct rsnd_mod *mod, 272 struct rsnd_dai_stream *io, 273 snd_pcm_uframes_t *pointer); 274 int (*fallback)(struct rsnd_mod *mod, 275 struct rsnd_dai_stream *io, 276 struct rsnd_priv *priv); 277 int (*nolock_start)(struct rsnd_mod *mod, 278 struct rsnd_dai_stream *io, 279 struct rsnd_priv *priv); 280 int (*nolock_stop)(struct rsnd_mod *mod, 281 struct rsnd_dai_stream *io, 282 struct rsnd_priv *priv); 283 }; 284 285 struct rsnd_dai_stream; 286 struct rsnd_mod { 287 int id; 288 enum rsnd_mod_type type; 289 struct rsnd_mod_ops *ops; 290 struct rsnd_priv *priv; 291 struct clk *clk; 292 u32 *(*get_status)(struct rsnd_dai_stream *io, 293 struct rsnd_mod *mod, 294 enum rsnd_mod_type type); 295 u32 status; 296 }; 297 /* 298 * status 299 * 300 * 0xH0000CBA 301 * 302 * A 0: nolock_start 1: nolock_stop 303 * B 0: init 1: quit 304 * C 0: start 1: stop 305 * 306 * H is always called (see __rsnd_mod_call) 307 * H 0: probe 1: remove 308 * H 0: pcm_new 309 * H 0: fallback 310 * H 0: hw_params 311 * H 0: pointer 312 */ 313 #define __rsnd_mod_shift_nolock_start 0 314 #define __rsnd_mod_shift_nolock_stop 0 315 #define __rsnd_mod_shift_init 4 316 #define __rsnd_mod_shift_quit 4 317 #define __rsnd_mod_shift_start 8 318 #define __rsnd_mod_shift_stop 8 319 #define __rsnd_mod_shift_probe 28 /* always called */ 320 #define __rsnd_mod_shift_remove 28 /* always called */ 321 #define __rsnd_mod_shift_irq 28 /* always called */ 322 #define __rsnd_mod_shift_pcm_new 28 /* always called */ 323 #define __rsnd_mod_shift_fallback 28 /* always called */ 324 #define __rsnd_mod_shift_hw_params 28 /* always called */ 325 #define __rsnd_mod_shift_pointer 28 /* always called */ 326 327 #define __rsnd_mod_add_probe 0 328 #define __rsnd_mod_add_remove 0 329 #define __rsnd_mod_add_nolock_start 1 330 #define __rsnd_mod_add_nolock_stop -1 331 #define __rsnd_mod_add_init 1 332 #define __rsnd_mod_add_quit -1 333 #define __rsnd_mod_add_start 1 334 #define __rsnd_mod_add_stop -1 335 #define __rsnd_mod_add_irq 0 336 #define __rsnd_mod_add_pcm_new 0 337 #define __rsnd_mod_add_fallback 0 338 #define __rsnd_mod_add_hw_params 0 339 #define __rsnd_mod_add_pointer 0 340 341 #define __rsnd_mod_call_probe 0 342 #define __rsnd_mod_call_remove 0 343 #define __rsnd_mod_call_init 0 344 #define __rsnd_mod_call_quit 1 345 #define __rsnd_mod_call_start 0 346 #define __rsnd_mod_call_stop 1 347 #define __rsnd_mod_call_irq 0 348 #define __rsnd_mod_call_pcm_new 0 349 #define __rsnd_mod_call_fallback 0 350 #define __rsnd_mod_call_hw_params 0 351 #define __rsnd_mod_call_pointer 0 352 #define __rsnd_mod_call_nolock_start 0 353 #define __rsnd_mod_call_nolock_stop 1 354 355 #define rsnd_mod_to_priv(mod) ((mod)->priv) 356 #define rsnd_mod_name(mod) ((mod)->ops->name) 357 #define rsnd_mod_id(mod) ((mod)->id) 358 #define rsnd_mod_power_on(mod) clk_enable((mod)->clk) 359 #define rsnd_mod_power_off(mod) clk_disable((mod)->clk) 360 #define rsnd_mod_get(ip) (&(ip)->mod) 361 362 int rsnd_mod_init(struct rsnd_priv *priv, 363 struct rsnd_mod *mod, 364 struct rsnd_mod_ops *ops, 365 struct clk *clk, 366 u32* (*get_status)(struct rsnd_dai_stream *io, 367 struct rsnd_mod *mod, 368 enum rsnd_mod_type type), 369 enum rsnd_mod_type type, 370 int id); 371 void rsnd_mod_quit(struct rsnd_mod *mod); 372 struct dma_chan *rsnd_mod_dma_req(struct rsnd_dai_stream *io, 373 struct rsnd_mod *mod); 374 void rsnd_mod_interrupt(struct rsnd_mod *mod, 375 void (*callback)(struct rsnd_mod *mod, 376 struct rsnd_dai_stream *io)); 377 u32 *rsnd_mod_get_status(struct rsnd_dai_stream *io, 378 struct rsnd_mod *mod, 379 enum rsnd_mod_type type); 380 struct rsnd_mod *rsnd_mod_next(int *iterator, 381 struct rsnd_dai_stream *io, 382 enum rsnd_mod_type *array, 383 int array_size); 384 #define for_each_rsnd_mod(iterator, pos, io) \ 385 for (iterator = 0; \ 386 (pos = rsnd_mod_next(&iterator, io, NULL, 0)); iterator++) 387 #define for_each_rsnd_mod_arrays(iterator, pos, io, array, size) \ 388 for (iterator = 0; \ 389 (pos = rsnd_mod_next(&iterator, io, array, size)); iterator++) 390 #define for_each_rsnd_mod_array(iterator, pos, io, array) \ 391 for_each_rsnd_mod_arrays(iterator, pos, io, array, ARRAY_SIZE(array)) 392 393 void rsnd_parse_connect_common(struct rsnd_dai *rdai, 394 struct rsnd_mod* (*mod_get)(struct rsnd_priv *priv, int id), 395 struct device_node *node, 396 struct device_node *playback, 397 struct device_node *capture); 398 399 #define rsnd_runtime_channel_original(io) \ 400 rsnd_runtime_channel_original_with_params(io, NULL) 401 int rsnd_runtime_channel_original_with_params(struct rsnd_dai_stream *io, 402 struct snd_pcm_hw_params *params); 403 #define rsnd_runtime_channel_after_ctu(io) \ 404 rsnd_runtime_channel_after_ctu_with_params(io, NULL) 405 int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io, 406 struct snd_pcm_hw_params *params); 407 #define rsnd_runtime_channel_for_ssi(io) \ 408 rsnd_runtime_channel_for_ssi_with_params(io, NULL) 409 int rsnd_runtime_channel_for_ssi_with_params(struct rsnd_dai_stream *io, 410 struct snd_pcm_hw_params *params); 411 int rsnd_runtime_is_ssi_multi(struct rsnd_dai_stream *io); 412 int rsnd_runtime_is_ssi_tdm(struct rsnd_dai_stream *io); 413 414 /* 415 * DT 416 */ 417 #define rsnd_parse_of_node(priv, node) \ 418 of_get_child_by_name(rsnd_priv_to_dev(priv)->of_node, node) 419 #define RSND_NODE_DAI "rcar_sound,dai" 420 #define RSND_NODE_SSI "rcar_sound,ssi" 421 #define RSND_NODE_SRC "rcar_sound,src" 422 #define RSND_NODE_CTU "rcar_sound,ctu" 423 #define RSND_NODE_MIX "rcar_sound,mix" 424 #define RSND_NODE_DVC "rcar_sound,dvc" 425 426 /* 427 * R-Car sound DAI 428 */ 429 #define RSND_DAI_NAME_SIZE 16 430 struct rsnd_dai_stream { 431 char name[RSND_DAI_NAME_SIZE]; 432 struct snd_pcm_substream *substream; 433 struct rsnd_mod *mod[RSND_MOD_MAX]; 434 struct rsnd_dai *rdai; 435 struct device *dmac_dev; /* for IPMMU */ 436 u32 parent_ssi_status; 437 }; 438 #define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) 439 #define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) 440 #define rsnd_io_to_mod_ssiu(io) rsnd_io_to_mod((io), RSND_MOD_SSIU) 441 #define rsnd_io_to_mod_ssip(io) rsnd_io_to_mod((io), RSND_MOD_SSIP) 442 #define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) 443 #define rsnd_io_to_mod_ctu(io) rsnd_io_to_mod((io), RSND_MOD_CTU) 444 #define rsnd_io_to_mod_mix(io) rsnd_io_to_mod((io), RSND_MOD_MIX) 445 #define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) 446 #define rsnd_io_to_mod_cmd(io) rsnd_io_to_mod((io), RSND_MOD_CMD) 447 #define rsnd_io_to_rdai(io) ((io)->rdai) 448 #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) 449 #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io) 450 #define rsnd_io_to_runtime(io) ((io)->substream ? \ 451 (io)->substream->runtime : NULL) 452 int rsnd_io_is_working(struct rsnd_dai_stream *io); 453 454 struct rsnd_dai { 455 char name[RSND_DAI_NAME_SIZE]; 456 struct rsnd_dai_stream playback; 457 struct rsnd_dai_stream capture; 458 struct rsnd_priv *priv; 459 struct snd_pcm_hw_constraint_list constraint; 460 461 int max_channels; /* 2ch - 16ch */ 462 int ssi_lane; /* 1lane - 4lane */ 463 464 unsigned int clk_master:1; 465 unsigned int bit_clk_inv:1; 466 unsigned int frm_clk_inv:1; 467 unsigned int sys_delay:1; 468 unsigned int data_alignment:1; 469 }; 470 471 #define rsnd_rdai_nr(priv) ((priv)->rdai_nr) 472 #define rsnd_rdai_is_clk_master(rdai) ((rdai)->clk_master) 473 #define rsnd_rdai_to_priv(rdai) ((rdai)->priv) 474 #define for_each_rsnd_dai(rdai, priv, i) \ 475 for (i = 0; \ 476 (i < rsnd_rdai_nr(priv)) && \ 477 ((rdai) = rsnd_rdai_get(priv, i)); \ 478 i++) 479 480 struct rsnd_dai *rsnd_rdai_get(struct rsnd_priv *priv, int id); 481 482 #define rsnd_rdai_channels_set(rdai, max_channels) \ 483 rsnd_rdai_channels_ctrl(rdai, max_channels) 484 #define rsnd_rdai_channels_get(rdai) \ 485 rsnd_rdai_channels_ctrl(rdai, 0) 486 int rsnd_rdai_channels_ctrl(struct rsnd_dai *rdai, 487 int max_channels); 488 489 #define rsnd_rdai_ssi_lane_set(rdai, ssi_lane) \ 490 rsnd_rdai_ssi_lane_ctrl(rdai, ssi_lane) 491 #define rsnd_rdai_ssi_lane_get(rdai) \ 492 rsnd_rdai_ssi_lane_ctrl(rdai, 0) 493 int rsnd_rdai_ssi_lane_ctrl(struct rsnd_dai *rdai, 494 int ssi_lane); 495 496 void rsnd_dai_period_elapsed(struct rsnd_dai_stream *io); 497 int rsnd_dai_connect(struct rsnd_mod *mod, 498 struct rsnd_dai_stream *io, 499 enum rsnd_mod_type type); 500 501 /* 502 * R-Car Gen1/Gen2 503 */ 504 int rsnd_gen_probe(struct rsnd_priv *priv); 505 void __iomem *rsnd_gen_reg_get(struct rsnd_priv *priv, 506 struct rsnd_mod *mod, 507 enum rsnd_reg reg); 508 phys_addr_t rsnd_gen_get_phy_addr(struct rsnd_priv *priv, int reg_id); 509 510 /* 511 * R-Car ADG 512 */ 513 int rsnd_adg_clk_query(struct rsnd_priv *priv, unsigned int rate); 514 int rsnd_adg_ssi_clk_stop(struct rsnd_mod *mod); 515 int rsnd_adg_ssi_clk_try_start(struct rsnd_mod *mod, unsigned int rate); 516 int rsnd_adg_probe(struct rsnd_priv *priv); 517 void rsnd_adg_remove(struct rsnd_priv *priv); 518 int rsnd_adg_set_src_timesel_gen2(struct rsnd_mod *src_mod, 519 struct rsnd_dai_stream *io, 520 unsigned int in_rate, 521 unsigned int out_rate); 522 int rsnd_adg_set_cmd_timsel_gen2(struct rsnd_mod *mod, 523 struct rsnd_dai_stream *io); 524 #define rsnd_adg_clk_enable(priv) rsnd_adg_clk_control(priv, 1) 525 #define rsnd_adg_clk_disable(priv) rsnd_adg_clk_control(priv, 0) 526 void rsnd_adg_clk_control(struct rsnd_priv *priv, int enable); 527 528 /* 529 * R-Car sound priv 530 */ 531 struct rsnd_priv { 532 533 struct platform_device *pdev; 534 spinlock_t lock; 535 unsigned long flags; 536 #define RSND_GEN_MASK (0xF << 0) 537 #define RSND_GEN1 (1 << 0) 538 #define RSND_GEN2 (2 << 0) 539 #define RSND_GEN3 (3 << 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 #define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3) 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); 778 779 void rsnd_mod_make_sure(struct rsnd_mod *mod, enum rsnd_mod_type type); 780 #ifdef DEBUG 781 #define rsnd_mod_confirm_ssi(mssi) rsnd_mod_make_sure(mssi, RSND_MOD_SSI) 782 #define rsnd_mod_confirm_src(msrc) rsnd_mod_make_sure(msrc, RSND_MOD_SRC) 783 #define rsnd_mod_confirm_dvc(mdvc) rsnd_mod_make_sure(mdvc, RSND_MOD_DVC) 784 #else 785 #define rsnd_mod_confirm_ssi(mssi) 786 #define rsnd_mod_confirm_src(msrc) 787 #define rsnd_mod_confirm_dvc(mdvc) 788 #endif 789 790 /* 791 * If you don't need interrupt status debug message, 792 * define RSND_DEBUG_NO_IRQ_STATUS as 1 on top of src.c/ssi.c 793 * 794 * #define RSND_DEBUG_NO_IRQ_STATUS 1 795 */ 796 #define rsnd_dbg_irq_status(dev, param...) \ 797 if (!IS_BUILTIN(RSND_DEBUG_NO_IRQ_STATUS)) \ 798 dev_dbg(dev, param) 799 800 /* 801 * If you don't need rsnd_dai_call debug message, 802 * define RSND_DEBUG_NO_DAI_CALL as 1 on top of core.c 803 * 804 * #define RSND_DEBUG_NO_DAI_CALL 1 805 */ 806 #define rsnd_dbg_dai_call(dev, param...) \ 807 if (!IS_BUILTIN(RSND_DEBUG_NO_DAI_CALL)) \ 808 dev_dbg(dev, param) 809 810 #endif 811