1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
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.
6 * Copyright(c) 2018 Intel Corporation. All rights reserved.
8 * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
11 #ifndef __SOUND_SOC_SOF_PRIV_H
12 #define __SOUND_SOC_SOF_PRIV_H
14 #include <linux/device.h>
15 #include <sound/hdaudio.h>
16 #include <sound/sof.h>
17 #include <sound/sof/info.h>
18 #include <sound/sof/pm.h>
19 #include <sound/sof/trace.h>
20 #include <uapi/sound/sof/fw.h>
21 #include <sound/sof/ext_manifest.h>
23 /* Flag definitions used in sof_core_debug (sof_debug module parameter) */
24 #define SOF_DBG_ENABLE_TRACE BIT(0)
25 #define SOF_DBG_RETAIN_CTX BIT(1) /* prevent DSP D3 on FW exception */
26 #define SOF_DBG_VERIFY_TPLG BIT(2) /* verify topology during load */
27 #define SOF_DBG_DYNAMIC_PIPELINES_OVERRIDE BIT(3) /* 0: use topology token
28 * 1: override topology
30 #define SOF_DBG_DYNAMIC_PIPELINES_ENABLE BIT(4) /* 0: use static pipelines
31 * 1: use dynamic pipelines
33 #define SOF_DBG_DISABLE_MULTICORE BIT(5) /* schedule all pipelines/widgets
36 #define SOF_DBG_PRINT_ALL_DUMPS BIT(6) /* Print all ipc and dsp dumps */
37 #define SOF_DBG_IGNORE_D3_PERSISTENT BIT(7) /* ignore the DSP D3 persistent capability
38 * and always download firmware upon D3 exit
41 /* Flag definitions used for controlling the DSP dump behavior */
42 #define SOF_DBG_DUMP_REGS BIT(0)
43 #define SOF_DBG_DUMP_MBOX BIT(1)
44 #define SOF_DBG_DUMP_TEXT BIT(2)
45 #define SOF_DBG_DUMP_PCI BIT(3)
46 /* Output this dump (at the DEBUG level) only when SOF_DBG_PRINT_ALL_DUMPS is set */
47 #define SOF_DBG_DUMP_OPTIONAL BIT(4)
49 /* global debug state set by SOF_DBG_ flags */
50 bool sof_debug_check_flag(int mask);
52 /* max BARs mmaped devices can use */
53 #define SND_SOF_BARS 8
55 /* time in ms for runtime suspend delay */
56 #define SND_SOF_SUSPEND_DELAY_MS 2000
58 /* DMA buffer size for trace */
59 #define DMA_BUF_SIZE_FOR_TRACE (PAGE_SIZE * 16)
61 #define SOF_IPC_DSP_REPLY 0
62 #define SOF_IPC_HOST_REPLY 1
64 /* convenience constructor for DAI driver streams */
65 #define SOF_DAI_STREAM(sname, scmin, scmax, srates, sfmt) \
66 {.stream_name = sname, .channels_min = scmin, .channels_max = scmax, \
67 .rates = srates, .formats = sfmt}
69 #define SOF_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE | \
70 SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_FLOAT)
72 /* So far the primary core on all DSPs has ID 0 */
73 #define SOF_DSP_PRIMARY_CORE 0
75 /* max number of DSP cores */
76 #define SOF_MAX_DSP_NUM_CORES 8
78 struct sof_dsp_power_state {
80 u32 substate; /* platform-specific */
83 /* System suspend target state */
84 enum sof_system_suspend_state {
90 enum sof_dfsentry_type {
91 SOF_DFSENTRY_TYPE_IOMEM = 0,
92 SOF_DFSENTRY_TYPE_BUF,
95 enum sof_debugfs_access_type {
96 SOF_DEBUGFS_ACCESS_ALWAYS = 0,
97 SOF_DEBUGFS_ACCESS_D0_ONLY,
101 struct snd_sof_ipc_msg;
103 struct snd_sof_debugfs_map;
104 struct snd_soc_tplg_ops;
105 struct snd_soc_component;
106 struct snd_sof_pdata;
109 * struct snd_sof_platform_stream_params - platform dependent stream parameters
110 * @stream_tag: Stream tag to use
111 * @use_phy_addr: Use the provided @phy_addr for configuration
112 * @phy_addr: Platform dependent address to be used, if @use_phy_addr
114 * @no_ipc_position: Disable position update IPC from firmware
116 struct snd_sof_platform_stream_params {
118 bool use_phy_address;
120 bool no_ipc_position;
124 * SOF DSP HW abstraction operations.
125 * Used to abstract DSP HW architecture and any IO busses between host CPU
128 struct snd_sof_dsp_ops {
130 /* probe/remove/shutdown */
131 int (*probe)(struct snd_sof_dev *sof_dev); /* mandatory */
132 int (*remove)(struct snd_sof_dev *sof_dev); /* optional */
133 int (*shutdown)(struct snd_sof_dev *sof_dev); /* optional */
135 /* DSP core boot / reset */
136 int (*run)(struct snd_sof_dev *sof_dev); /* mandatory */
137 int (*stall)(struct snd_sof_dev *sof_dev, unsigned int core_mask); /* optional */
138 int (*reset)(struct snd_sof_dev *sof_dev); /* optional */
139 int (*core_get)(struct snd_sof_dev *sof_dev, int core); /* optional */
140 int (*core_put)(struct snd_sof_dev *sof_dev, int core); /* optional */
143 * Register IO: only used by respective drivers themselves,
144 * TODO: consider removing these operations and calling respective
145 * implementations directly
147 void (*write)(struct snd_sof_dev *sof_dev, void __iomem *addr,
148 u32 value); /* optional */
149 u32 (*read)(struct snd_sof_dev *sof_dev,
150 void __iomem *addr); /* optional */
151 void (*write64)(struct snd_sof_dev *sof_dev, void __iomem *addr,
152 u64 value); /* optional */
153 u64 (*read64)(struct snd_sof_dev *sof_dev,
154 void __iomem *addr); /* optional */
157 int (*block_read)(struct snd_sof_dev *sof_dev,
158 enum snd_sof_fw_blk_type type, u32 offset,
159 void *dest, size_t size); /* mandatory */
160 int (*block_write)(struct snd_sof_dev *sof_dev,
161 enum snd_sof_fw_blk_type type, u32 offset,
162 void *src, size_t size); /* mandatory */
165 void (*mailbox_read)(struct snd_sof_dev *sof_dev,
166 u32 offset, void *dest,
167 size_t size); /* optional */
168 void (*mailbox_write)(struct snd_sof_dev *sof_dev,
169 u32 offset, void *src,
170 size_t size); /* optional */
173 irqreturn_t (*irq_handler)(int irq, void *context); /* optional */
174 irqreturn_t (*irq_thread)(int irq, void *context); /* optional */
177 int (*send_msg)(struct snd_sof_dev *sof_dev,
178 struct snd_sof_ipc_msg *msg); /* mandatory */
181 int (*load_firmware)(struct snd_sof_dev *sof_dev); /* mandatory */
182 int (*load_module)(struct snd_sof_dev *sof_dev,
183 struct snd_sof_mod_hdr *hdr); /* optional */
185 /* connect pcm substream to a host stream */
186 int (*pcm_open)(struct snd_sof_dev *sdev,
187 struct snd_pcm_substream *substream); /* optional */
188 /* disconnect pcm substream to a host stream */
189 int (*pcm_close)(struct snd_sof_dev *sdev,
190 struct snd_pcm_substream *substream); /* optional */
192 /* host stream hw params */
193 int (*pcm_hw_params)(struct snd_sof_dev *sdev,
194 struct snd_pcm_substream *substream,
195 struct snd_pcm_hw_params *params,
196 struct snd_sof_platform_stream_params *platform_params); /* optional */
198 /* host stream hw_free */
199 int (*pcm_hw_free)(struct snd_sof_dev *sdev,
200 struct snd_pcm_substream *substream); /* optional */
202 /* host stream trigger */
203 int (*pcm_trigger)(struct snd_sof_dev *sdev,
204 struct snd_pcm_substream *substream,
205 int cmd); /* optional */
207 /* host stream pointer */
208 snd_pcm_uframes_t (*pcm_pointer)(struct snd_sof_dev *sdev,
209 struct snd_pcm_substream *substream); /* optional */
212 int (*pcm_ack)(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); /* optional */
214 /* host read DSP stream data */
215 int (*ipc_msg_data)(struct snd_sof_dev *sdev,
216 struct snd_pcm_substream *substream,
217 void *p, size_t sz); /* mandatory */
219 /* host side configuration of the stream's data offset in stream mailbox area */
220 int (*set_stream_data_offset)(struct snd_sof_dev *sdev,
221 struct snd_pcm_substream *substream,
222 size_t posn_offset); /* optional */
224 /* pre/post firmware run */
225 int (*pre_fw_run)(struct snd_sof_dev *sof_dev); /* optional */
226 int (*post_fw_run)(struct snd_sof_dev *sof_dev); /* optional */
228 /* parse platform specific extended manifest, optional */
229 int (*parse_platform_ext_manifest)(struct snd_sof_dev *sof_dev,
230 const struct sof_ext_man_elem_header *hdr);
233 int (*suspend)(struct snd_sof_dev *sof_dev,
234 u32 target_state); /* optional */
235 int (*resume)(struct snd_sof_dev *sof_dev); /* optional */
236 int (*runtime_suspend)(struct snd_sof_dev *sof_dev); /* optional */
237 int (*runtime_resume)(struct snd_sof_dev *sof_dev); /* optional */
238 int (*runtime_idle)(struct snd_sof_dev *sof_dev); /* optional */
239 int (*set_hw_params_upon_resume)(struct snd_sof_dev *sdev); /* optional */
240 int (*set_power_state)(struct snd_sof_dev *sdev,
241 const struct sof_dsp_power_state *target_state); /* optional */
244 int (*set_clk)(struct snd_sof_dev *sof_dev, u32 freq); /* optional */
247 const struct snd_sof_debugfs_map *debug_map; /* optional */
248 int debug_map_count; /* optional */
249 void (*dbg_dump)(struct snd_sof_dev *sof_dev,
250 u32 flags); /* optional */
251 void (*ipc_dump)(struct snd_sof_dev *sof_dev); /* optional */
252 int (*debugfs_add_region_item)(struct snd_sof_dev *sdev,
253 enum snd_sof_fw_blk_type blk_type, u32 offset,
254 size_t size, const char *name,
255 enum sof_debugfs_access_type access_type); /* optional */
257 /* host DMA trace initialization */
258 int (*trace_init)(struct snd_sof_dev *sdev,
259 struct sof_ipc_dma_trace_params_ext *dtrace_params); /* optional */
260 int (*trace_release)(struct snd_sof_dev *sdev); /* optional */
261 int (*trace_trigger)(struct snd_sof_dev *sdev,
262 int cmd); /* optional */
265 int (*get_bar_index)(struct snd_sof_dev *sdev,
266 u32 type); /* optional */
267 int (*get_mailbox_offset)(struct snd_sof_dev *sdev);/* mandatory for common loader code */
268 int (*get_window_offset)(struct snd_sof_dev *sdev,
269 u32 id);/* mandatory for common loader code */
271 /* machine driver ops */
272 int (*machine_register)(struct snd_sof_dev *sdev,
273 void *pdata); /* optional */
274 void (*machine_unregister)(struct snd_sof_dev *sdev,
275 void *pdata); /* optional */
276 struct snd_soc_acpi_mach * (*machine_select)(struct snd_sof_dev *sdev); /* optional */
277 void (*set_mach_params)(struct snd_soc_acpi_mach *mach,
278 struct snd_sof_dev *sdev); /* optional */
281 int (*register_ipc_clients)(struct snd_sof_dev *sdev); /* optional */
282 void (*unregister_ipc_clients)(struct snd_sof_dev *sdev); /* optional */
285 struct snd_soc_dai_driver *drv;
288 /* ALSA HW info flags, will be stored in snd_pcm_runtime.hw.info */
291 const struct dsp_arch_ops *dsp_arch_ops;
294 /* DSP architecture specific callbacks for oops and stack dumps */
295 struct dsp_arch_ops {
296 void (*dsp_oops)(struct snd_sof_dev *sdev, const char *level, void *oops);
297 void (*dsp_stack)(struct snd_sof_dev *sdev, const char *level, void *oops,
298 u32 *stack, u32 stack_words);
301 #define sof_dsp_arch_ops(sdev) ((sdev)->pdata->desc->ops->dsp_arch_ops)
303 /* FS entry for debug files that can expose DSP memories, registers */
304 struct snd_sof_dfsentry {
306 size_t buf_data_size; /* length of buffered data for file read operation */
307 enum sof_dfsentry_type type;
309 * access_type specifies if the
310 * memory -> DSP resource (memory, register etc) is always accessible
311 * or if it is accessible only when the DSP is in D0.
313 enum sof_debugfs_access_type access_type;
314 #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_DEBUGFS_CACHE)
315 char *cache_buf; /* buffer to cache the contents of debugfs memory */
317 struct snd_sof_dev *sdev;
318 struct list_head list; /* list in sdev dfsentry list */
320 void __iomem *io_mem;
325 /* Debug mapping for any DSP memory or registers that can used for debug */
326 struct snd_sof_debugfs_map {
332 * access_type specifies if the memory is always accessible
333 * or if it is accessible only when the DSP is in D0.
335 enum sof_debugfs_access_type access_type;
338 /* mailbox descriptor, used for host <-> DSP IPC */
339 struct snd_sof_mailbox {
344 /* IPC message descriptor for host <-> DSP IO */
345 struct snd_sof_ipc_msg {
353 /* notification, firmware initiated messages */
356 wait_queue_head_t waitq;
361 * struct sof_ipc_fw_tracing_ops - IPC-specific firmware tracing ops
362 * @init: Function pointer for initialization of the tracing
363 * @free: Optional function pointer for freeing of the tracing
364 * @fw_crashed: Optional function pointer to notify the tracing of a firmware crash
365 * @suspend: Function pointer for system/runtime suspend
366 * @resume: Function pointer for system/runtime resume
368 struct sof_ipc_fw_tracing_ops {
369 int (*init)(struct snd_sof_dev *sdev);
370 void (*free)(struct snd_sof_dev *sdev);
371 void (*fw_crashed)(struct snd_sof_dev *sdev);
372 void (*suspend)(struct snd_sof_dev *sdev, pm_message_t pm_state);
373 int (*resume)(struct snd_sof_dev *sdev);
377 * struct sof_ipc_pm_ops - IPC-specific PM ops
378 * @ctx_save: Function pointer for context save
379 * @ctx_restore: Function pointer for context restore
381 struct sof_ipc_pm_ops {
382 int (*ctx_save)(struct snd_sof_dev *sdev);
383 int (*ctx_restore)(struct snd_sof_dev *sdev);
387 * struct sof_ipc_fw_loader_ops - IPC/FW-specific loader ops
388 * @validate: Function pointer for validating the firmware image
389 * @parse_ext_manifest: Function pointer for parsing the manifest of the firmware
390 * @load_fw_to_dsp: Optional function pointer for loading the firmware to the
392 * The function implements generic, hardware independent way
393 * of loading the initial firmware and its modules (if any).
394 * @query_fw_configuration: Optional function pointer to query information and
395 * configuration from the booted firmware.
396 * Executed after the first successful firmware boot.
398 struct sof_ipc_fw_loader_ops {
399 int (*validate)(struct snd_sof_dev *sdev);
400 size_t (*parse_ext_manifest)(struct snd_sof_dev *sdev);
401 int (*load_fw_to_dsp)(struct snd_sof_dev *sdev);
402 int (*query_fw_configuration)(struct snd_sof_dev *sdev);
405 struct sof_ipc_tplg_ops;
406 struct sof_ipc_pcm_ops;
409 * struct sof_ipc_ops - IPC-specific ops
410 * @tplg: Pointer to IPC-specific topology ops
411 * @pm: Pointer to PM ops
412 * @pcm: Pointer to PCM ops
413 * @fw_loader: Pointer to Firmware Loader ops
414 * @fw_tracing: Pointer to Firmware tracing ops
416 * @tx_msg: Function pointer for sending a 'short' IPC message
417 * @set_get_data: Function pointer for set/get data ('large' IPC message). This
418 * function may split up the 'large' message and use the @tx_msg
419 * path to transfer individual chunks, or use other means to transfer
421 * @get_reply: Function pointer for fetching the reply to
422 * sdev->ipc->msg.reply_data
423 * @rx_msg: Function pointer for handling a received message
425 * Note: both @tx_msg and @set_get_data considered as TX functions and they are
426 * serialized for the duration of the instructed transfer. A large message sent
427 * via @set_get_data is a single transfer even if at the hardware level it is
428 * handled with multiple chunks.
431 const struct sof_ipc_tplg_ops *tplg;
432 const struct sof_ipc_pm_ops *pm;
433 const struct sof_ipc_pcm_ops *pcm;
434 const struct sof_ipc_fw_loader_ops *fw_loader;
435 const struct sof_ipc_fw_tracing_ops *fw_tracing;
437 int (*tx_msg)(struct snd_sof_dev *sdev, void *msg_data, size_t msg_bytes,
438 void *reply_data, size_t reply_bytes, bool no_pm);
439 int (*set_get_data)(struct snd_sof_dev *sdev, void *data, size_t data_bytes,
441 int (*get_reply)(struct snd_sof_dev *sdev);
442 void (*rx_msg)(struct snd_sof_dev *sdev);
445 /* SOF generic IPC data */
447 struct snd_sof_dev *sdev;
449 /* protects messages and the disable flag */
450 struct mutex tx_mutex;
451 /* disables further sending of ipc's */
454 /* Maximum allowed size of a single IPC message/reply */
455 size_t max_payload_size;
457 struct snd_sof_ipc_msg msg;
459 /* IPC ops based on version */
460 const struct sof_ipc_ops *ops;
463 enum sof_dtrace_state {
474 spinlock_t ipc_lock; /* lock for IPC users */
475 spinlock_t hw_lock; /* lock for HW IO access */
478 * ASoC components. plat_drv fields are set dynamically so
481 struct snd_soc_component_driver plat_drv;
483 /* current DSP power state */
484 struct sof_dsp_power_state dsp_power_state;
485 /* mutex to protect the dsp_power_state access */
486 struct mutex power_state_access;
488 /* Intended power target of system suspend */
489 enum sof_system_suspend_state system_suspend_target;
491 /* DSP firmware boot */
492 wait_queue_head_t boot_wait;
493 enum sof_fw_state fw_state;
496 /* work queue in case the probe is implemented in two steps */
497 struct work_struct probe_work;
498 bool probe_completed;
500 /* DSP HW differentiation */
501 struct snd_sof_pdata *pdata;
504 struct snd_sof_ipc *ipc;
505 struct snd_sof_mailbox dsp_box; /* DSP initiated IPC */
506 struct snd_sof_mailbox host_box; /* Host initiated IPC */
507 struct snd_sof_mailbox stream_box; /* Stream position update */
508 struct snd_sof_mailbox debug_box; /* Debug info updates */
509 struct snd_sof_ipc_msg *msg;
511 u32 next_comp_id; /* monotonic - reset during S3 */
513 /* memory bases for mmaped DSPs - set by dsp_init() */
514 void __iomem *bar[SND_SOF_BARS]; /* DSP base address */
517 size_t dsp_oops_offset;
520 struct dentry *debugfs_root;
521 struct list_head dfsentry_list;
522 bool dbg_dump_printed;
523 bool ipc_dump_printed;
525 /* firmware loader */
526 struct sof_ipc_fw_ready fw_ready;
527 struct sof_ipc_fw_version fw_version;
528 struct sof_ipc_cc_version *cc_version;
531 struct snd_soc_tplg_ops *tplg_ops;
532 struct list_head pcm_list;
533 struct list_head kcontrol_list;
534 struct list_head widget_list;
535 struct list_head dai_list;
536 struct list_head dai_link_list;
537 struct list_head route_list;
538 struct snd_soc_component *component;
539 u32 enabled_cores_mask; /* keep track of enabled cores */
542 /* FW configuration */
543 struct sof_ipc_window *info_window;
545 /* IPC timeouts in ms */
549 /* firmwre tracing */
550 bool fw_trace_is_supported; /* set with Kconfig or module parameter */
553 struct snd_dma_buffer dmatb;
554 struct snd_dma_buffer dmatp;
556 wait_queue_head_t trace_sleep;
559 bool dtrace_draining;
560 enum sof_dtrace_state dtrace_state;
564 /* DSP core context */
568 * ref count per core that will be modified during system suspend/resume and during pcm
569 * hw_params/hw_free. This doesn't need to be protected with a mutex because pcm
570 * hw_params/hw_free are already protected by the PCM mutex in the ALSA framework in
571 * sound/core/ when streams are active and during system suspend/resume, streams are
574 int dsp_core_ref_count[SOF_MAX_DSP_NUM_CORES];
577 * Used to keep track of registered IPC client devices so that they can
578 * be removed when the parent SOF module is removed.
580 struct list_head ipc_client_list;
582 /* mutex to protect client list */
583 struct mutex ipc_client_mutex;
586 * Used for tracking the IPC client's RX registration for DSP initiated
589 struct list_head ipc_rx_handler_list;
592 * Used for tracking the IPC client's registration for DSP state change
595 struct list_head fw_state_handler_list;
597 /* to protect the ipc_rx_handler_list and dsp_state_handler_list list */
598 struct mutex client_event_handler_mutex;
600 void *private; /* core does not touch this */
607 int snd_sof_device_probe(struct device *dev, struct snd_sof_pdata *plat_data);
608 int snd_sof_device_remove(struct device *dev);
609 int snd_sof_device_shutdown(struct device *dev);
610 bool snd_sof_device_probe_completed(struct device *dev);
612 int snd_sof_runtime_suspend(struct device *dev);
613 int snd_sof_runtime_resume(struct device *dev);
614 int snd_sof_runtime_idle(struct device *dev);
615 int snd_sof_resume(struct device *dev);
616 int snd_sof_suspend(struct device *dev);
617 int snd_sof_dsp_power_down_notify(struct snd_sof_dev *sdev);
618 int snd_sof_prepare(struct device *dev);
619 void snd_sof_complete(struct device *dev);
621 void snd_sof_new_platform_drv(struct snd_sof_dev *sdev);
626 extern struct snd_compress_ops sof_compressed_ops;
631 int snd_sof_load_firmware_raw(struct snd_sof_dev *sdev);
632 int snd_sof_load_firmware_memcpy(struct snd_sof_dev *sdev);
633 int snd_sof_run_firmware(struct snd_sof_dev *sdev);
634 void snd_sof_fw_unload(struct snd_sof_dev *sdev);
637 * IPC low level APIs.
639 struct snd_sof_ipc *snd_sof_ipc_init(struct snd_sof_dev *sdev);
640 void snd_sof_ipc_free(struct snd_sof_dev *sdev);
641 void snd_sof_ipc_get_reply(struct snd_sof_dev *sdev);
642 void snd_sof_ipc_reply(struct snd_sof_dev *sdev, u32 msg_id);
643 static inline void snd_sof_ipc_msgs_rx(struct snd_sof_dev *sdev)
645 sdev->ipc->ops->rx_msg(sdev);
647 int sof_ipc_tx_message(struct snd_sof_ipc *ipc, void *msg_data, size_t msg_bytes,
648 void *reply_data, size_t reply_bytes);
649 int sof_ipc_tx_message_no_pm(struct snd_sof_ipc *ipc, void *msg_data, size_t msg_bytes,
650 void *reply_data, size_t reply_bytes);
651 int sof_ipc_send_msg(struct snd_sof_dev *sdev, void *msg_data, size_t msg_bytes,
654 static inline void snd_sof_ipc_process_reply(struct snd_sof_dev *sdev, u32 msg_id)
656 snd_sof_ipc_get_reply(sdev);
657 snd_sof_ipc_reply(sdev, msg_id);
663 int snd_sof_dbg_init(struct snd_sof_dev *sdev);
664 void snd_sof_free_debug(struct snd_sof_dev *sdev);
665 int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev,
666 void *base, size_t size,
667 const char *name, mode_t mode);
668 void sof_print_oops_and_stack(struct snd_sof_dev *sdev, const char *level,
669 u32 panic_code, u32 tracep_code, void *oops,
670 struct sof_ipc_panic_info *panic_info,
671 void *stack, size_t stack_words);
672 void snd_sof_handle_fw_exception(struct snd_sof_dev *sdev);
673 int snd_sof_dbg_memory_info_init(struct snd_sof_dev *sdev);
674 int snd_sof_debugfs_add_region_item_iomem(struct snd_sof_dev *sdev,
675 enum snd_sof_fw_blk_type blk_type, u32 offset, size_t size,
676 const char *name, enum sof_debugfs_access_type access_type);
677 /* Firmware tracing */
678 int sof_fw_trace_init(struct snd_sof_dev *sdev);
679 void sof_fw_trace_free(struct snd_sof_dev *sdev);
680 void sof_fw_trace_fw_crashed(struct snd_sof_dev *sdev);
681 void sof_fw_trace_suspend(struct snd_sof_dev *sdev, pm_message_t pm_state);
682 int sof_fw_trace_resume(struct snd_sof_dev *sdev);
687 static inline void sof_stack(struct snd_sof_dev *sdev, const char *level,
688 void *oops, u32 *stack, u32 stack_words)
690 sof_dsp_arch_ops(sdev)->dsp_stack(sdev, level, oops, stack,
694 static inline void sof_oops(struct snd_sof_dev *sdev, const char *level, void *oops)
696 if (sof_dsp_arch_ops(sdev)->dsp_oops)
697 sof_dsp_arch_ops(sdev)->dsp_oops(sdev, level, oops);
700 extern const struct dsp_arch_ops sof_xtensa_arch_ops;
703 * Firmware state tracking
705 void sof_set_fw_state(struct snd_sof_dev *sdev, enum sof_fw_state new_state);
710 void sof_io_write(struct snd_sof_dev *sdev, void __iomem *addr, u32 value);
711 void sof_io_write64(struct snd_sof_dev *sdev, void __iomem *addr, u64 value);
712 u32 sof_io_read(struct snd_sof_dev *sdev, void __iomem *addr);
713 u64 sof_io_read64(struct snd_sof_dev *sdev, void __iomem *addr);
714 void sof_mailbox_write(struct snd_sof_dev *sdev, u32 offset,
715 void *message, size_t bytes);
716 void sof_mailbox_read(struct snd_sof_dev *sdev, u32 offset,
717 void *message, size_t bytes);
718 int sof_block_write(struct snd_sof_dev *sdev, enum snd_sof_fw_blk_type blk_type,
719 u32 offset, void *src, size_t size);
720 int sof_block_read(struct snd_sof_dev *sdev, enum snd_sof_fw_blk_type blk_type,
721 u32 offset, void *dest, size_t size);
723 int sof_ipc_msg_data(struct snd_sof_dev *sdev,
724 struct snd_pcm_substream *substream,
726 int sof_set_stream_data_offset(struct snd_sof_dev *sdev,
727 struct snd_pcm_substream *substream,
730 int sof_stream_pcm_open(struct snd_sof_dev *sdev,
731 struct snd_pcm_substream *substream);
732 int sof_stream_pcm_close(struct snd_sof_dev *sdev,
733 struct snd_pcm_substream *substream);
735 int sof_machine_check(struct snd_sof_dev *sdev);
737 /* SOF client support */
738 #if IS_ENABLED(CONFIG_SND_SOC_SOF_CLIENT)
739 int sof_client_dev_register(struct snd_sof_dev *sdev, const char *name, u32 id,
740 const void *data, size_t size);
741 void sof_client_dev_unregister(struct snd_sof_dev *sdev, const char *name, u32 id);
742 int sof_register_clients(struct snd_sof_dev *sdev);
743 void sof_unregister_clients(struct snd_sof_dev *sdev);
744 void sof_client_ipc_rx_dispatcher(struct snd_sof_dev *sdev, void *msg_buf);
745 void sof_client_fw_state_dispatcher(struct snd_sof_dev *sdev);
746 int sof_suspend_clients(struct snd_sof_dev *sdev, pm_message_t state);
747 int sof_resume_clients(struct snd_sof_dev *sdev);
748 #else /* CONFIG_SND_SOC_SOF_CLIENT */
749 static inline int sof_client_dev_register(struct snd_sof_dev *sdev, const char *name,
750 u32 id, const void *data, size_t size)
755 static inline void sof_client_dev_unregister(struct snd_sof_dev *sdev,
756 const char *name, u32 id)
760 static inline int sof_register_clients(struct snd_sof_dev *sdev)
765 static inline void sof_unregister_clients(struct snd_sof_dev *sdev)
769 static inline void sof_client_ipc_rx_dispatcher(struct snd_sof_dev *sdev, void *msg_buf)
773 static inline void sof_client_fw_state_dispatcher(struct snd_sof_dev *sdev)
777 static inline int sof_suspend_clients(struct snd_sof_dev *sdev, pm_message_t state)
782 static inline int sof_resume_clients(struct snd_sof_dev *sdev)
786 #endif /* CONFIG_SND_SOC_SOF_CLIENT */
788 /* Main ops for IPC implementations */
789 extern const struct sof_ipc_ops ipc3_ops;
790 extern const struct sof_ipc_ops ipc4_ops;