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155 lines
2.8 KiB
155 lines
2.8 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* intel-nhlt.h - Intel HDA Platform NHLT header |
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* |
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* Copyright (c) 2015-2019 Intel Corporation |
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*/ |
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#ifndef __INTEL_NHLT_H__ |
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#define __INTEL_NHLT_H__ |
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#include <linux/acpi.h> |
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#if IS_ENABLED(CONFIG_ACPI) && IS_ENABLED(CONFIG_SND_INTEL_NHLT) |
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struct wav_fmt { |
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u16 fmt_tag; |
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u16 channels; |
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u32 samples_per_sec; |
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u32 avg_bytes_per_sec; |
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u16 block_align; |
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u16 bits_per_sample; |
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u16 cb_size; |
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} __packed; |
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struct wav_fmt_ext { |
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struct wav_fmt fmt; |
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union samples { |
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u16 valid_bits_per_sample; |
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u16 samples_per_block; |
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u16 reserved; |
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} sample; |
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u32 channel_mask; |
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u8 sub_fmt[16]; |
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} __packed; |
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enum nhlt_link_type { |
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NHLT_LINK_HDA = 0, |
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NHLT_LINK_DSP = 1, |
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NHLT_LINK_DMIC = 2, |
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NHLT_LINK_SSP = 3, |
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NHLT_LINK_INVALID |
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}; |
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enum nhlt_device_type { |
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NHLT_DEVICE_BT = 0, |
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NHLT_DEVICE_DMIC = 1, |
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NHLT_DEVICE_I2S = 4, |
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NHLT_DEVICE_INVALID |
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}; |
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struct nhlt_specific_cfg { |
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u32 size; |
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u8 caps[]; |
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} __packed; |
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struct nhlt_fmt_cfg { |
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struct wav_fmt_ext fmt_ext; |
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struct nhlt_specific_cfg config; |
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} __packed; |
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struct nhlt_fmt { |
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u8 fmt_count; |
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struct nhlt_fmt_cfg fmt_config[]; |
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} __packed; |
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struct nhlt_endpoint { |
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u32 length; |
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u8 linktype; |
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u8 instance_id; |
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u16 vendor_id; |
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u16 device_id; |
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u16 revision_id; |
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u32 subsystem_id; |
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u8 device_type; |
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u8 direction; |
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u8 virtual_bus_id; |
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struct nhlt_specific_cfg config; |
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} __packed; |
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struct nhlt_acpi_table { |
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struct acpi_table_header header; |
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u8 endpoint_count; |
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struct nhlt_endpoint desc[]; |
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} __packed; |
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struct nhlt_resource_desc { |
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u32 extra; |
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u16 flags; |
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u64 addr_spc_gra; |
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u64 min_addr; |
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u64 max_addr; |
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u64 addr_trans_offset; |
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u64 length; |
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} __packed; |
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#define MIC_ARRAY_2CH 2 |
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#define MIC_ARRAY_4CH 4 |
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struct nhlt_device_specific_config { |
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u8 virtual_slot; |
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u8 config_type; |
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} __packed; |
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struct nhlt_dmic_array_config { |
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struct nhlt_device_specific_config device_config; |
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u8 array_type; |
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} __packed; |
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struct nhlt_vendor_dmic_array_config { |
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struct nhlt_dmic_array_config dmic_config; |
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u8 nb_mics; |
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/* TODO add vendor mic config */ |
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} __packed; |
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enum { |
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NHLT_CONFIG_TYPE_GENERIC = 0, |
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NHLT_CONFIG_TYPE_MIC_ARRAY = 1 |
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}; |
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enum { |
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NHLT_MIC_ARRAY_2CH_SMALL = 0xa, |
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NHLT_MIC_ARRAY_2CH_BIG = 0xb, |
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NHLT_MIC_ARRAY_4CH_1ST_GEOM = 0xc, |
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NHLT_MIC_ARRAY_4CH_L_SHAPED = 0xd, |
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NHLT_MIC_ARRAY_4CH_2ND_GEOM = 0xe, |
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NHLT_MIC_ARRAY_VENDOR_DEFINED = 0xf, |
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}; |
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struct nhlt_acpi_table *intel_nhlt_init(struct device *dev); |
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void intel_nhlt_free(struct nhlt_acpi_table *addr); |
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int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt); |
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#else |
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struct nhlt_acpi_table; |
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static inline struct nhlt_acpi_table *intel_nhlt_init(struct device *dev) |
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{ |
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return NULL; |
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} |
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static inline void intel_nhlt_free(struct nhlt_acpi_table *addr) |
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{ |
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} |
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static inline int intel_nhlt_get_dmic_geo(struct device *dev, |
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struct nhlt_acpi_table *nhlt) |
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{ |
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return 0; |
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} |
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#endif |
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#endif
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