1 /* SPDX-License-Identifier: (GPL-2.0-only 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 __INCLUDE_SOUND_SOF_H 12 #define __INCLUDE_SOUND_SOF_H 13 14 #include <linux/pci.h> 15 #include <sound/soc.h> 16 #include <sound/soc-acpi.h> 17 18 struct snd_sof_dsp_ops; 19 struct snd_sof_dev; 20 21 /** 22 * enum sof_fw_state - DSP firmware state definitions 23 * @SOF_FW_BOOT_NOT_STARTED: firmware boot is not yet started 24 * @SOF_FW_BOOT_PREPARE: preparing for boot (firmware loading for exaqmple) 25 * @SOF_FW_BOOT_IN_PROGRESS: firmware boot is in progress 26 * @SOF_FW_BOOT_FAILED: firmware boot failed 27 * @SOF_FW_BOOT_READY_FAILED: firmware booted but fw_ready op failed 28 * @SOF_FW_BOOT_READY_OK: firmware booted and fw_ready op passed 29 * @SOF_FW_BOOT_COMPLETE: firmware is booted up and functional 30 * @SOF_FW_CRASHED: firmware crashed after successful boot 31 */ 32 enum sof_fw_state { 33 SOF_FW_BOOT_NOT_STARTED = 0, 34 SOF_FW_BOOT_PREPARE, 35 SOF_FW_BOOT_IN_PROGRESS, 36 SOF_FW_BOOT_FAILED, 37 SOF_FW_BOOT_READY_FAILED, 38 SOF_FW_BOOT_READY_OK, 39 SOF_FW_BOOT_COMPLETE, 40 SOF_FW_CRASHED, 41 }; 42 43 /* DSP power states */ 44 enum sof_dsp_power_states { 45 SOF_DSP_PM_D0, 46 SOF_DSP_PM_D1, 47 SOF_DSP_PM_D2, 48 SOF_DSP_PM_D3, 49 }; 50 51 /* Definitions for multiple IPCs */ 52 enum sof_ipc_type { 53 SOF_IPC, 54 SOF_INTEL_IPC4, 55 SOF_IPC_TYPE_COUNT 56 }; 57 58 /* 59 * SOF Platform data. 60 */ 61 struct snd_sof_pdata { 62 const struct firmware *fw; 63 const char *name; 64 const char *platform; 65 66 /* 67 * PCI SSID. As PCI does not define 0 as invalid, the subsystem_id_set 68 * flag indicates that a value has been written to these members. 69 */ 70 unsigned short subsystem_vendor; 71 unsigned short subsystem_device; 72 bool subsystem_id_set; 73 74 struct device *dev; 75 76 /* indicate how many first bytes shouldn't be loaded into DSP memory. */ 77 size_t fw_offset; 78 79 /* 80 * notification callback used if the hardware initialization 81 * can take time or is handled in a workqueue. This callback 82 * can be used by the caller to e.g. enable runtime_pm 83 * or limit functionality until all low-level inits are 84 * complete. 85 */ 86 void (*sof_probe_complete)(struct device *dev); 87 88 /* descriptor */ 89 const struct sof_dev_desc *desc; 90 91 /* firmware and topology filenames */ 92 const char *fw_filename_prefix; 93 const char *fw_filename; 94 const char *tplg_filename_prefix; 95 const char *tplg_filename; 96 97 /* machine */ 98 struct platform_device *pdev_mach; 99 const struct snd_soc_acpi_mach *machine; 100 const struct snd_sof_of_mach *of_machine; 101 102 void *hw_pdata; 103 104 enum sof_ipc_type ipc_type; 105 }; 106 107 /* 108 * Descriptor used for setting up SOF platform data. This is used when 109 * ACPI/PCI data is missing or mapped differently. 110 */ 111 struct sof_dev_desc { 112 /* list of machines using this configuration */ 113 struct snd_soc_acpi_mach *machines; 114 struct snd_sof_of_mach *of_machines; 115 116 /* alternate list of machines using this configuration */ 117 struct snd_soc_acpi_mach *alt_machines; 118 119 bool use_acpi_target_states; 120 121 /* Platform resource indexes in BAR / ACPI resources. */ 122 /* Must set to -1 if not used - add new items to end */ 123 int resindex_lpe_base; 124 int resindex_pcicfg_base; 125 int resindex_imr_base; 126 int irqindex_host_ipc; 127 128 /* IPC timeouts in ms */ 129 int ipc_timeout; 130 int boot_timeout; 131 132 /* chip information for dsp */ 133 const void *chip_info; 134 135 /* defaults for no codec mode */ 136 const char *nocodec_tplg_filename; 137 138 /* information on supported IPCs */ 139 unsigned int ipc_supported_mask; 140 enum sof_ipc_type ipc_default; 141 142 /* defaults paths for firmware and topology files */ 143 const char *default_fw_path[SOF_IPC_TYPE_COUNT]; 144 const char *default_tplg_path[SOF_IPC_TYPE_COUNT]; 145 146 /* default firmware name */ 147 const char *default_fw_filename[SOF_IPC_TYPE_COUNT]; 148 149 struct snd_sof_dsp_ops *ops; 150 int (*ops_init)(struct snd_sof_dev *sdev); 151 void (*ops_free)(struct snd_sof_dev *sdev); 152 }; 153 154 int sof_dai_get_mclk(struct snd_soc_pcm_runtime *rtd); 155 int sof_dai_get_bclk(struct snd_soc_pcm_runtime *rtd); 156 157 #endif 158