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usr
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src
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linux-headers-6.8.0-83
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include
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sound
/ [
drwxr-xr-x
]
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sof.h
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ /* * This file is provided under a dual BSD/GPLv2 license. When using or * redistributing this file, you may do so under either license. * * Copyright(c) 2018 Intel Corporation. All rights reserved. * * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com> */ #ifndef __INCLUDE_SOUND_SOF_H #define __INCLUDE_SOUND_SOF_H #include <linux/pci.h> #include <sound/soc.h> #include <sound/soc-acpi.h> struct snd_sof_dsp_ops; struct snd_sof_dev; /** * enum sof_fw_state - DSP firmware state definitions * @SOF_FW_BOOT_NOT_STARTED: firmware boot is not yet started * @SOF_DSPLESS_MODE: DSP is not used * @SOF_FW_BOOT_PREPARE: preparing for boot (firmware loading for exaqmple) * @SOF_FW_BOOT_IN_PROGRESS: firmware boot is in progress * @SOF_FW_BOOT_FAILED: firmware boot failed * @SOF_FW_BOOT_READY_FAILED: firmware booted but fw_ready op failed * @SOF_FW_BOOT_READY_OK: firmware booted and fw_ready op passed * @SOF_FW_BOOT_COMPLETE: firmware is booted up and functional * @SOF_FW_CRASHED: firmware crashed after successful boot */ enum sof_fw_state { SOF_FW_BOOT_NOT_STARTED = 0, SOF_DSPLESS_MODE, SOF_FW_BOOT_PREPARE, SOF_FW_BOOT_IN_PROGRESS, SOF_FW_BOOT_FAILED, SOF_FW_BOOT_READY_FAILED, SOF_FW_BOOT_READY_OK, SOF_FW_BOOT_COMPLETE, SOF_FW_CRASHED, }; /* DSP power states */ enum sof_dsp_power_states { SOF_DSP_PM_D0, SOF_DSP_PM_D1, SOF_DSP_PM_D2, SOF_DSP_PM_D3, }; /* Definitions for multiple IPCs */ enum sof_ipc_type { SOF_IPC_TYPE_3, SOF_IPC_TYPE_4, SOF_IPC_TYPE_COUNT }; struct sof_loadable_file_profile { enum sof_ipc_type ipc_type; const char *fw_path; const char *fw_path_postfix; const char *fw_name; const char *fw_lib_path; const char *fw_lib_path_postfix; const char *tplg_path; const char *tplg_name; }; /* * SOF Platform data. */ struct snd_sof_pdata { const char *name; const char *platform; /* * PCI SSID. As PCI does not define 0 as invalid, the subsystem_id_set * flag indicates that a value has been written to these members. */ unsigned short subsystem_vendor; unsigned short subsystem_device; bool subsystem_id_set; struct device *dev; /* * notification callback used if the hardware initialization * can take time or is handled in a workqueue. This callback * can be used by the caller to e.g. enable runtime_pm * or limit functionality until all low-level inits are * complete. */ void (*sof_probe_complete)(struct device *dev); /* descriptor */ const struct sof_dev_desc *desc; /* platform's preferred IPC type and path overrides */ struct sof_loadable_file_profile ipc_file_profile_base; /* firmware and topology filenames */ const char *fw_filename_prefix; const char *fw_filename; const char *tplg_filename_prefix; const char *tplg_filename; /* loadable external libraries available under this directory */ const char *fw_lib_prefix; /* machine */ struct platform_device *pdev_mach; const struct snd_soc_acpi_mach *machine; const struct snd_sof_of_mach *of_machine; void *hw_pdata; enum sof_ipc_type ipc_type; }; /* * Descriptor used for setting up SOF platform data. This is used when * ACPI/PCI data is missing or mapped differently. */ struct sof_dev_desc { /* list of machines using this configuration */ struct snd_soc_acpi_mach *machines; struct snd_sof_of_mach *of_machines; /* alternate list of machines using this configuration */ struct snd_soc_acpi_mach *alt_machines; bool use_acpi_target_states; /* Platform resource indexes in BAR / ACPI resources. */ /* Must set to -1 if not used - add new items to end */ int resindex_lpe_base; int resindex_pcicfg_base; int resindex_imr_base; int irqindex_host_ipc; /* IPC timeouts in ms */ int ipc_timeout; int boot_timeout; /* chip information for dsp */ const void *chip_info; /* defaults for no codec mode */ const char *nocodec_tplg_filename; /* information on supported IPCs */ unsigned int ipc_supported_mask; enum sof_ipc_type ipc_default; /* The platform supports DSPless mode */ bool dspless_mode_supported; /* defaults paths for firmware, library and topology files */ const char *default_fw_path[SOF_IPC_TYPE_COUNT]; const char *default_lib_path[SOF_IPC_TYPE_COUNT]; const char *default_tplg_path[SOF_IPC_TYPE_COUNT]; /* default firmware name */ const char *default_fw_filename[SOF_IPC_TYPE_COUNT]; struct snd_sof_dsp_ops *ops; int (*ops_init)(struct snd_sof_dev *sdev); void (*ops_free)(struct snd_sof_dev *sdev); }; int sof_dai_get_mclk(struct snd_soc_pcm_runtime *rtd); int sof_dai_get_bclk(struct snd_soc_pcm_runtime *rtd); #endif
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