1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ 2 /* 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * Copyright(c) 2018 Intel Corporation. All rights reserved. 7 * 8 * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> 9 */ 10 11 #ifndef __SOUND_SOC_SOF_PRIV_H 12 #define __SOUND_SOC_SOF_PRIV_H 13 14 #include <linux/device.h> 15 16 #include <sound/hdaudio.h> 17 #include <sound/soc.h> 18 19 #include <sound/sof.h> 20 #include <sound/sof/stream.h> /* needs to be included before control.h */ 21 #include <sound/sof/control.h> 22 #include <sound/sof/dai.h> 23 #include <sound/sof/info.h> 24 #include <sound/sof/pm.h> 25 #include <sound/sof/topology.h> 26 #include <sound/sof/trace.h> 27 28 #include <uapi/sound/sof/fw.h> 29 30 /* debug flags */ 31 #define SOF_DBG_REGS BIT(1) 32 #define SOF_DBG_MBOX BIT(2) 33 #define SOF_DBG_TEXT BIT(3) 34 #define SOF_DBG_PCI BIT(4) 35 36 /* max BARs mmaped devices can use */ 37 #define SND_SOF_BARS 8 38 39 /* time in ms for runtime suspend delay */ 40 #define SND_SOF_SUSPEND_DELAY_MS 2000 41 42 /* DMA buffer size for trace */ 43 #define DMA_BUF_SIZE_FOR_TRACE (PAGE_SIZE * 16) 44 45 /* max number of FE PCMs before BEs */ 46 #define SOF_BE_PCM_BASE 16 47 48 #define SOF_IPC_DSP_REPLY 0 49 #define SOF_IPC_HOST_REPLY 1 50 51 /* convenience constructor for DAI driver streams */ 52 #define SOF_DAI_STREAM(sname, scmin, scmax, srates, sfmt) \ 53 {.stream_name = sname, .channels_min = scmin, .channels_max = scmax, \ 54 .rates = srates, .formats = sfmt} 55 56 #define SOF_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \ 57 SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_FLOAT) 58 59 #define ENABLE_DEBUGFS_CACHEBUF \ 60 (IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE) || \ 61 IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST)) 62 63 struct snd_sof_dev; 64 struct snd_sof_ipc_msg; 65 struct snd_sof_ipc; 66 struct snd_sof_debugfs_map; 67 struct snd_soc_tplg_ops; 68 struct snd_soc_component; 69 struct snd_sof_pdata; 70 71 /* 72 * SOF DSP HW abstraction operations. 73 * Used to abstract DSP HW architecture and any IO busses between host CPU 74 * and DSP device(s). 75 */ 76 struct snd_sof_dsp_ops { 77 78 /* probe and remove */ 79 int (*probe)(struct snd_sof_dev *sof_dev); /* mandatory */ 80 int (*remove)(struct snd_sof_dev *sof_dev); /* optional */ 81 82 /* DSP core boot / reset */ 83 int (*run)(struct snd_sof_dev *sof_dev); /* mandatory */ 84 int (*stall)(struct snd_sof_dev *sof_dev); /* optional */ 85 int (*reset)(struct snd_sof_dev *sof_dev); /* optional */ 86 int (*core_power_up)(struct snd_sof_dev *sof_dev, 87 unsigned int core_mask); /* optional */ 88 int (*core_power_down)(struct snd_sof_dev *sof_dev, 89 unsigned int core_mask); /* optional */ 90 91 /* 92 * Register IO: only used by respective drivers themselves, 93 * TODO: consider removing these operations and calling respective 94 * implementations directly 95 */ 96 void (*write)(struct snd_sof_dev *sof_dev, void __iomem *addr, 97 u32 value); /* optional */ 98 u32 (*read)(struct snd_sof_dev *sof_dev, 99 void __iomem *addr); /* optional */ 100 void (*write64)(struct snd_sof_dev *sof_dev, void __iomem *addr, 101 u64 value); /* optional */ 102 u64 (*read64)(struct snd_sof_dev *sof_dev, 103 void __iomem *addr); /* optional */ 104 105 /* memcpy IO */ 106 void (*block_read)(struct snd_sof_dev *sof_dev, u32 bar, 107 u32 offset, void *dest, 108 size_t size); /* mandatory */ 109 void (*block_write)(struct snd_sof_dev *sof_dev, u32 bar, 110 u32 offset, void *src, 111 size_t size); /* mandatory */ 112 113 /* doorbell */ 114 irqreturn_t (*irq_handler)(int irq, void *context); /* optional */ 115 irqreturn_t (*irq_thread)(int irq, void *context); /* optional */ 116 117 /* ipc */ 118 int (*send_msg)(struct snd_sof_dev *sof_dev, 119 struct snd_sof_ipc_msg *msg); /* mandatory */ 120 121 /* FW loading */ 122 int (*load_firmware)(struct snd_sof_dev *sof_dev); /* mandatory */ 123 int (*load_module)(struct snd_sof_dev *sof_dev, 124 struct snd_sof_mod_hdr *hdr); /* optional */ 125 /* 126 * FW ready checks for ABI compatibility and creates 127 * memory windows at first boot 128 */ 129 int (*fw_ready)(struct snd_sof_dev *sdev, u32 msg_id); /* optional */ 130 131 /* connect pcm substream to a host stream */ 132 int (*pcm_open)(struct snd_sof_dev *sdev, 133 struct snd_pcm_substream *substream); /* optional */ 134 /* disconnect pcm substream to a host stream */ 135 int (*pcm_close)(struct snd_sof_dev *sdev, 136 struct snd_pcm_substream *substream); /* optional */ 137 138 /* host stream hw params */ 139 int (*pcm_hw_params)(struct snd_sof_dev *sdev, 140 struct snd_pcm_substream *substream, 141 struct snd_pcm_hw_params *params, 142 struct sof_ipc_stream_params *ipc_params); /* optional */ 143 144 /* host stream trigger */ 145 int (*pcm_trigger)(struct snd_sof_dev *sdev, 146 struct snd_pcm_substream *substream, 147 int cmd); /* optional */ 148 149 /* host stream pointer */ 150 snd_pcm_uframes_t (*pcm_pointer)(struct snd_sof_dev *sdev, 151 struct snd_pcm_substream *substream); /* optional */ 152 153 /* host read DSP stream data */ 154 void (*ipc_msg_data)(struct snd_sof_dev *sdev, 155 struct snd_pcm_substream *substream, 156 void *p, size_t sz); /* mandatory */ 157 158 /* host configure DSP HW parameters */ 159 int (*ipc_pcm_params)(struct snd_sof_dev *sdev, 160 struct snd_pcm_substream *substream, 161 const struct sof_ipc_pcm_params_reply *reply); /* mandatory */ 162 163 /* pre/post firmware run */ 164 int (*pre_fw_run)(struct snd_sof_dev *sof_dev); /* optional */ 165 int (*post_fw_run)(struct snd_sof_dev *sof_dev); /* optional */ 166 167 /* DSP PM */ 168 int (*suspend)(struct snd_sof_dev *sof_dev, int state); /* optional */ 169 int (*resume)(struct snd_sof_dev *sof_dev); /* optional */ 170 int (*runtime_suspend)(struct snd_sof_dev *sof_dev, 171 int state); /* optional */ 172 int (*runtime_resume)(struct snd_sof_dev *sof_dev); /* optional */ 173 void (*set_hw_params_upon_resume)(struct snd_sof_dev *sdev); /* optional */ 174 175 /* DSP clocking */ 176 int (*set_clk)(struct snd_sof_dev *sof_dev, u32 freq); /* optional */ 177 178 /* debug */ 179 const struct snd_sof_debugfs_map *debug_map; /* optional */ 180 int debug_map_count; /* optional */ 181 void (*dbg_dump)(struct snd_sof_dev *sof_dev, 182 u32 flags); /* optional */ 183 void (*ipc_dump)(struct snd_sof_dev *sof_dev); /* optional */ 184 185 /* host DMA trace initialization */ 186 int (*trace_init)(struct snd_sof_dev *sdev, 187 u32 *stream_tag); /* optional */ 188 int (*trace_release)(struct snd_sof_dev *sdev); /* optional */ 189 int (*trace_trigger)(struct snd_sof_dev *sdev, 190 int cmd); /* optional */ 191 192 /* DAI ops */ 193 struct snd_soc_dai_driver *drv; 194 int num_drv; 195 }; 196 197 /* DSP architecture specific callbacks for oops and stack dumps */ 198 struct sof_arch_ops { 199 void (*dsp_oops)(struct snd_sof_dev *sdev, void *oops); 200 void (*dsp_stack)(struct snd_sof_dev *sdev, void *oops, 201 u32 *stack, u32 stack_words); 202 }; 203 204 #define sof_arch_ops(sdev) ((sdev)->pdata->desc->arch_ops) 205 206 /* DSP device HW descriptor mapping between bus ID and ops */ 207 struct sof_ops_table { 208 const struct sof_dev_desc *desc; 209 const struct snd_sof_dsp_ops *ops; 210 }; 211 212 enum sof_dfsentry_type { 213 SOF_DFSENTRY_TYPE_IOMEM = 0, 214 SOF_DFSENTRY_TYPE_BUF, 215 }; 216 217 enum sof_debugfs_access_type { 218 SOF_DEBUGFS_ACCESS_ALWAYS = 0, 219 SOF_DEBUGFS_ACCESS_D0_ONLY, 220 }; 221 222 /* FS entry for debug files that can expose DSP memories, registers */ 223 struct snd_sof_dfsentry { 224 struct dentry *dfsentry; 225 size_t size; 226 enum sof_dfsentry_type type; 227 /* 228 * access_type specifies if the 229 * memory -> DSP resource (memory, register etc) is always accessible 230 * or if it is accessible only when the DSP is in D0. 231 */ 232 enum sof_debugfs_access_type access_type; 233 #if ENABLE_DEBUGFS_CACHEBUF 234 char *cache_buf; /* buffer to cache the contents of debugfs memory */ 235 #endif 236 struct snd_sof_dev *sdev; 237 struct list_head list; /* list in sdev dfsentry list */ 238 union { 239 void __iomem *io_mem; 240 void *buf; 241 }; 242 }; 243 244 /* Debug mapping for any DSP memory or registers that can used for debug */ 245 struct snd_sof_debugfs_map { 246 const char *name; 247 u32 bar; 248 u32 offset; 249 u32 size; 250 /* 251 * access_type specifies if the memory is always accessible 252 * or if it is accessible only when the DSP is in D0. 253 */ 254 enum sof_debugfs_access_type access_type; 255 }; 256 257 /* mailbox descriptor, used for host <-> DSP IPC */ 258 struct snd_sof_mailbox { 259 u32 offset; 260 size_t size; 261 }; 262 263 /* IPC message descriptor for host <-> DSP IO */ 264 struct snd_sof_ipc_msg { 265 /* message data */ 266 u32 header; 267 void *msg_data; 268 void *reply_data; 269 size_t msg_size; 270 size_t reply_size; 271 int reply_error; 272 273 wait_queue_head_t waitq; 274 bool ipc_complete; 275 }; 276 277 /* PCM stream, mapped to FW component */ 278 struct snd_sof_pcm_stream { 279 u32 comp_id; 280 struct snd_dma_buffer page_table; 281 struct sof_ipc_stream_posn posn; 282 struct snd_pcm_substream *substream; 283 struct work_struct period_elapsed_work; 284 }; 285 286 /* ALSA SOF PCM device */ 287 struct snd_sof_pcm { 288 struct snd_sof_dev *sdev; 289 struct snd_soc_tplg_pcm pcm; 290 struct snd_sof_pcm_stream stream[2]; 291 struct list_head list; /* list in sdev pcm list */ 292 struct snd_pcm_hw_params params[2]; 293 int hw_params_upon_resume[2]; /* set up hw_params upon resume */ 294 }; 295 296 /* ALSA SOF Kcontrol device */ 297 struct snd_sof_control { 298 struct snd_sof_dev *sdev; 299 int comp_id; 300 int num_channels; 301 u32 readback_offset; /* offset to mmaped data if used */ 302 struct sof_ipc_ctrl_data *control_data; 303 u32 size; /* cdata size */ 304 enum sof_ipc_ctrl_cmd cmd; 305 u32 *volume_table; /* volume table computed from tlv data*/ 306 307 struct list_head list; /* list in sdev control list */ 308 }; 309 310 /* ASoC SOF DAPM widget */ 311 struct snd_sof_widget { 312 struct snd_sof_dev *sdev; 313 int comp_id; 314 int pipeline_id; 315 int complete; 316 int id; 317 318 struct snd_soc_dapm_widget *widget; 319 struct list_head list; /* list in sdev widget list */ 320 321 void *private; /* core does not touch this */ 322 }; 323 324 /* ASoC SOF DAPM route */ 325 struct snd_sof_route { 326 struct snd_sof_dev *sdev; 327 328 struct snd_soc_dapm_route *route; 329 struct list_head list; /* list in sdev route list */ 330 331 void *private; 332 }; 333 334 /* ASoC DAI device */ 335 struct snd_sof_dai { 336 struct snd_sof_dev *sdev; 337 const char *name; 338 339 struct sof_ipc_comp_dai comp_dai; 340 struct sof_ipc_dai_config *dai_config; 341 struct list_head list; /* list in sdev dai list */ 342 }; 343 344 /* 345 * SOF Device Level. 346 */ 347 struct snd_sof_dev { 348 struct device *dev; 349 spinlock_t ipc_lock; /* lock for IPC users */ 350 spinlock_t hw_lock; /* lock for HW IO access */ 351 352 /* 353 * ASoC components. plat_drv fields are set dynamically so 354 * can't use const 355 */ 356 struct snd_soc_component_driver plat_drv; 357 358 /* DSP firmware boot */ 359 wait_queue_head_t boot_wait; 360 u32 boot_complete; 361 u32 first_boot; 362 363 /* work queue in case the probe is implemented in two steps */ 364 struct work_struct probe_work; 365 366 /* DSP HW differentiation */ 367 struct snd_sof_pdata *pdata; 368 369 /* IPC */ 370 struct snd_sof_ipc *ipc; 371 struct snd_sof_mailbox dsp_box; /* DSP initiated IPC */ 372 struct snd_sof_mailbox host_box; /* Host initiated IPC */ 373 struct snd_sof_mailbox stream_box; /* Stream position update */ 374 struct snd_sof_ipc_msg *msg; 375 int ipc_irq; 376 u32 next_comp_id; /* monotonic - reset during S3 */ 377 378 /* memory bases for mmaped DSPs - set by dsp_init() */ 379 void __iomem *bar[SND_SOF_BARS]; /* DSP base address */ 380 int mmio_bar; 381 int mailbox_bar; 382 size_t dsp_oops_offset; 383 384 /* debug */ 385 struct dentry *debugfs_root; 386 struct list_head dfsentry_list; 387 388 /* firmware loader */ 389 struct snd_dma_buffer dmab; 390 struct snd_dma_buffer dmab_bdl; 391 struct sof_ipc_fw_ready fw_ready; 392 struct sof_ipc_fw_version fw_version; 393 394 /* topology */ 395 struct snd_soc_tplg_ops *tplg_ops; 396 struct list_head pcm_list; 397 struct list_head kcontrol_list; 398 struct list_head widget_list; 399 struct list_head dai_list; 400 struct list_head route_list; 401 struct snd_soc_component *component; 402 u32 enabled_cores_mask; /* keep track of enabled cores */ 403 404 /* FW configuration */ 405 struct sof_ipc_dma_buffer_data *info_buffer; 406 struct sof_ipc_window *info_window; 407 408 /* IPC timeouts in ms */ 409 int ipc_timeout; 410 int boot_timeout; 411 412 /* Wait queue for code loading */ 413 wait_queue_head_t waitq; 414 int code_loading; 415 416 /* DMA for Trace */ 417 struct snd_dma_buffer dmatb; 418 struct snd_dma_buffer dmatp; 419 int dma_trace_pages; 420 wait_queue_head_t trace_sleep; 421 u32 host_offset; 422 u32 dtrace_is_enabled; 423 u32 dtrace_error; 424 u32 dtrace_draining; 425 426 u32 msi_enabled; 427 428 void *private; /* core does not touch this */ 429 }; 430 431 /* 432 * Device Level. 433 */ 434 435 int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data); 436 int snd_sof_device_remove(struct device *dev); 437 438 int snd_sof_runtime_suspend(struct device *dev); 439 int snd_sof_runtime_resume(struct device *dev); 440 int snd_sof_resume(struct device *dev); 441 int snd_sof_suspend(struct device *dev); 442 443 void snd_sof_new_platform_drv(struct snd_sof_dev *sdev); 444 445 int snd_sof_create_page_table(struct snd_sof_dev *sdev, 446 struct snd_dma_buffer *dmab, 447 unsigned char *page_table, size_t size); 448 449 /* 450 * Firmware loading. 451 */ 452 int snd_sof_load_firmware(struct snd_sof_dev *sdev); 453 int snd_sof_load_firmware_raw(struct snd_sof_dev *sdev); 454 int snd_sof_load_firmware_memcpy(struct snd_sof_dev *sdev); 455 int snd_sof_run_firmware(struct snd_sof_dev *sdev); 456 int snd_sof_parse_module_memcpy(struct snd_sof_dev *sdev, 457 struct snd_sof_mod_hdr *module); 458 void snd_sof_fw_unload(struct snd_sof_dev *sdev); 459 int snd_sof_fw_parse_ext_data(struct snd_sof_dev *sdev, u32 bar, u32 offset); 460 461 /* 462 * IPC low level APIs. 463 */ 464 struct snd_sof_ipc *snd_sof_ipc_init(struct snd_sof_dev *sdev); 465 void snd_sof_ipc_free(struct snd_sof_dev *sdev); 466 int snd_sof_ipc_reply(struct snd_sof_dev *sdev, u32 msg_id); 467 void snd_sof_ipc_msgs_rx(struct snd_sof_dev *sdev); 468 int snd_sof_ipc_stream_pcm_params(struct snd_sof_dev *sdev, 469 struct sof_ipc_pcm_params *params); 470 int snd_sof_dsp_mailbox_init(struct snd_sof_dev *sdev, u32 dspbox, 471 size_t dspbox_size, u32 hostbox, 472 size_t hostbox_size); 473 int snd_sof_ipc_valid(struct snd_sof_dev *sdev); 474 int sof_ipc_tx_message(struct snd_sof_ipc *ipc, u32 header, 475 void *msg_data, size_t msg_bytes, void *reply_data, 476 size_t reply_bytes); 477 struct snd_sof_widget *snd_sof_find_swidget(struct snd_sof_dev *sdev, 478 const char *name); 479 struct snd_sof_widget *snd_sof_find_swidget_sname(struct snd_sof_dev *sdev, 480 const char *pcm_name, 481 int dir); 482 struct snd_sof_dai *snd_sof_find_dai(struct snd_sof_dev *sdev, 483 const char *name); 484 485 static inline 486 struct snd_sof_pcm *snd_sof_find_spcm_dai(struct snd_sof_dev *sdev, 487 struct snd_soc_pcm_runtime *rtd) 488 { 489 struct snd_sof_pcm *spcm = NULL; 490 491 list_for_each_entry(spcm, &sdev->pcm_list, list) { 492 if (le32_to_cpu(spcm->pcm.dai_id) == rtd->dai_link->id) 493 return spcm; 494 } 495 496 return NULL; 497 } 498 499 struct snd_sof_pcm *snd_sof_find_spcm_name(struct snd_sof_dev *sdev, 500 const char *name); 501 struct snd_sof_pcm *snd_sof_find_spcm_comp(struct snd_sof_dev *sdev, 502 unsigned int comp_id, 503 int *direction); 504 struct snd_sof_pcm *snd_sof_find_spcm_pcm_id(struct snd_sof_dev *sdev, 505 unsigned int pcm_id); 506 void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream); 507 508 /* 509 * Stream IPC 510 */ 511 int snd_sof_ipc_stream_posn(struct snd_sof_dev *sdev, 512 struct snd_sof_pcm *spcm, int direction, 513 struct sof_ipc_stream_posn *posn); 514 515 /* 516 * Mixer IPC 517 */ 518 int snd_sof_ipc_set_get_comp_data(struct snd_sof_ipc *ipc, 519 struct snd_sof_control *scontrol, u32 ipc_cmd, 520 enum sof_ipc_ctrl_type ctrl_type, 521 enum sof_ipc_ctrl_cmd ctrl_cmd, 522 bool send); 523 524 /* 525 * Topology. 526 * There is no snd_sof_free_topology since topology components will 527 * be freed by snd_soc_unregister_component, 528 */ 529 int snd_sof_init_topology(struct snd_sof_dev *sdev, 530 struct snd_soc_tplg_ops *ops); 531 int snd_sof_load_topology(struct snd_sof_dev *sdev, const char *file); 532 int snd_sof_complete_pipeline(struct snd_sof_dev *sdev, 533 struct snd_sof_widget *swidget); 534 535 int sof_load_pipeline_ipc(struct snd_sof_dev *sdev, 536 struct sof_ipc_pipe_new *pipeline, 537 struct sof_ipc_comp_reply *r); 538 539 /* 540 * Trace/debug 541 */ 542 int snd_sof_init_trace(struct snd_sof_dev *sdev); 543 void snd_sof_release_trace(struct snd_sof_dev *sdev); 544 void snd_sof_free_trace(struct snd_sof_dev *sdev); 545 int snd_sof_dbg_init(struct snd_sof_dev *sdev); 546 void snd_sof_free_debug(struct snd_sof_dev *sdev); 547 int snd_sof_debugfs_io_item(struct snd_sof_dev *sdev, 548 void __iomem *base, size_t size, 549 const char *name, 550 enum sof_debugfs_access_type access_type); 551 int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, 552 void *base, size_t size, 553 const char *name, mode_t mode); 554 int snd_sof_trace_update_pos(struct snd_sof_dev *sdev, 555 struct sof_ipc_dma_trace_posn *posn); 556 void snd_sof_trace_notify_for_error(struct snd_sof_dev *sdev); 557 void snd_sof_get_status(struct snd_sof_dev *sdev, u32 panic_code, 558 u32 tracep_code, void *oops, 559 struct sof_ipc_panic_info *panic_info, 560 void *stack, size_t stack_words); 561 int snd_sof_init_trace_ipc(struct snd_sof_dev *sdev); 562 563 /* 564 * Platform specific ops. 565 */ 566 extern struct snd_compr_ops sof_compressed_ops; 567 568 /* 569 * Kcontrols. 570 */ 571 572 int snd_sof_volume_get(struct snd_kcontrol *kcontrol, 573 struct snd_ctl_elem_value *ucontrol); 574 int snd_sof_volume_put(struct snd_kcontrol *kcontrol, 575 struct snd_ctl_elem_value *ucontrol); 576 int snd_sof_switch_get(struct snd_kcontrol *kcontrol, 577 struct snd_ctl_elem_value *ucontrol); 578 int snd_sof_switch_put(struct snd_kcontrol *kcontrol, 579 struct snd_ctl_elem_value *ucontrol); 580 int snd_sof_enum_get(struct snd_kcontrol *kcontrol, 581 struct snd_ctl_elem_value *ucontrol); 582 int snd_sof_enum_put(struct snd_kcontrol *kcontrol, 583 struct snd_ctl_elem_value *ucontrol); 584 int snd_sof_bytes_get(struct snd_kcontrol *kcontrol, 585 struct snd_ctl_elem_value *ucontrol); 586 int snd_sof_bytes_put(struct snd_kcontrol *kcontrol, 587 struct snd_ctl_elem_value *ucontrol); 588 int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol, 589 const unsigned int __user *binary_data, 590 unsigned int size); 591 int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol, 592 unsigned int __user *binary_data, 593 unsigned int size); 594 595 /* 596 * DSP Architectures. 597 */ 598 static inline void sof_stack(struct snd_sof_dev *sdev, void *oops, u32 *stack, 599 u32 stack_words) 600 { 601 if (sof_arch_ops(sdev)->dsp_stack) 602 sof_arch_ops(sdev)->dsp_stack(sdev, oops, stack, stack_words); 603 } 604 605 static inline void sof_oops(struct snd_sof_dev *sdev, void *oops) 606 { 607 if (sof_arch_ops(sdev)->dsp_oops) 608 sof_arch_ops(sdev)->dsp_oops(sdev, oops); 609 } 610 611 extern const struct sof_arch_ops sof_xtensa_arch_ops; 612 613 /* 614 * Utilities 615 */ 616 void sof_io_write(struct snd_sof_dev *sdev, void __iomem *addr, u32 value); 617 void sof_io_write64(struct snd_sof_dev *sdev, void __iomem *addr, u64 value); 618 u32 sof_io_read(struct snd_sof_dev *sdev, void __iomem *addr); 619 u64 sof_io_read64(struct snd_sof_dev *sdev, void __iomem *addr); 620 void sof_mailbox_write(struct snd_sof_dev *sdev, u32 offset, 621 void *message, size_t bytes); 622 void sof_mailbox_read(struct snd_sof_dev *sdev, u32 offset, 623 void *message, size_t bytes); 624 void sof_block_write(struct snd_sof_dev *sdev, u32 bar, u32 offset, void *src, 625 size_t size); 626 void sof_block_read(struct snd_sof_dev *sdev, u32 bar, u32 offset, void *dest, 627 size_t size); 628 629 void intel_ipc_msg_data(struct snd_sof_dev *sdev, 630 struct snd_pcm_substream *substream, 631 void *p, size_t sz); 632 int intel_ipc_pcm_params(struct snd_sof_dev *sdev, 633 struct snd_pcm_substream *substream, 634 const struct sof_ipc_pcm_params_reply *reply); 635 636 int intel_pcm_open(struct snd_sof_dev *sdev, 637 struct snd_pcm_substream *substream); 638 int intel_pcm_close(struct snd_sof_dev *sdev, 639 struct snd_pcm_substream *substream); 640 641 #endif 642