| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * skl-nhlt.h - Intel HDA Platform NHLT header |
| * |
| * Copyright (C) 2015 Intel Corp |
| * Author: Sanjiv Kumar <sanjiv.kumar@intel.com> |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| * |
| * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| */ |
| #ifndef __SKL_NHLT_H__ |
| #define __SKL_NHLT_H__ |
| |
| #include <linux/acpi.h> |
| |
| struct wav_fmt { |
| u16 fmt_tag; |
| u16 channels; |
| u32 samples_per_sec; |
| u32 avg_bytes_per_sec; |
| u16 block_align; |
| u16 bits_per_sample; |
| u16 cb_size; |
| } __packed; |
| |
| struct wav_fmt_ext { |
| struct wav_fmt fmt; |
| union samples { |
| u16 valid_bits_per_sample; |
| u16 samples_per_block; |
| u16 reserved; |
| } sample; |
| u32 channel_mask; |
| u8 sub_fmt[16]; |
| } __packed; |
| |
| enum nhlt_link_type { |
| NHLT_LINK_HDA = 0, |
| NHLT_LINK_DSP = 1, |
| NHLT_LINK_DMIC = 2, |
| NHLT_LINK_SSP = 3, |
| NHLT_LINK_INVALID |
| }; |
| |
| enum nhlt_device_type { |
| NHLT_DEVICE_BT = 0, |
| NHLT_DEVICE_DMIC = 1, |
| NHLT_DEVICE_I2S = 4, |
| NHLT_DEVICE_INVALID |
| }; |
| |
| struct nhlt_specific_cfg { |
| u32 size; |
| u8 caps[0]; |
| } __packed; |
| |
| struct nhlt_fmt_cfg { |
| struct wav_fmt_ext fmt_ext; |
| struct nhlt_specific_cfg config; |
| } __packed; |
| |
| struct nhlt_fmt { |
| u8 fmt_count; |
| struct nhlt_fmt_cfg fmt_config[0]; |
| } __packed; |
| |
| struct nhlt_endpoint { |
| u32 length; |
| u8 linktype; |
| u8 instance_id; |
| u16 vendor_id; |
| u16 device_id; |
| u16 revision_id; |
| u32 subsystem_id; |
| u8 device_type; |
| u8 direction; |
| u8 virtual_bus_id; |
| struct nhlt_specific_cfg config; |
| } __packed; |
| |
| struct nhlt_acpi_table { |
| struct acpi_table_header header; |
| u8 endpoint_count; |
| struct nhlt_endpoint desc[0]; |
| } __packed; |
| |
| struct nhlt_resource_desc { |
| u32 extra; |
| u16 flags; |
| u64 addr_spc_gra; |
| u64 min_addr; |
| u64 max_addr; |
| u64 addr_trans_offset; |
| u64 length; |
| } __packed; |
| |
| #define MIC_ARRAY_2CH 2 |
| #define MIC_ARRAY_4CH 4 |
| |
| struct nhlt_tdm_config { |
| u8 virtual_slot; |
| u8 config_type; |
| } __packed; |
| |
| struct nhlt_dmic_array_config { |
| struct nhlt_tdm_config tdm_config; |
| u8 array_type; |
| } __packed; |
| |
| enum { |
| NHLT_MIC_ARRAY_2CH_SMALL = 0xa, |
| NHLT_MIC_ARRAY_2CH_BIG = 0xb, |
| NHLT_MIC_ARRAY_4CH_1ST_GEOM = 0xc, |
| NHLT_MIC_ARRAY_4CH_L_SHAPED = 0xd, |
| NHLT_MIC_ARRAY_4CH_2ND_GEOM = 0xe, |
| NHLT_MIC_ARRAY_VENDOR_DEFINED = 0xf, |
| }; |
| |
| #endif |