hpi6000.h (1778B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/***************************************************************************** 3 4 AudioScience HPI driver 5 Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> 6 7 8Public declarations for DSP Proramming Interface to TI C6701 9 10Shared between hpi6000.c and DSP code 11 12(C) Copyright AudioScience Inc. 1998-2003 13******************************************************************************/ 14 15#ifndef _HPI6000_H_ 16#define _HPI6000_H_ 17 18#define HPI_NMIXER_CONTROLS 200 19 20/* 21 * Control caching is always supported in the HPI code. 22 * The DSP should make sure that dwControlCacheSizeInBytes is initialized to 0 23 * during boot to make it in-active. 24 */ 25struct hpi_hif_6000 { 26 u32 host_cmd; 27 u32 dsp_ack; 28 u32 address; 29 u32 length; 30 u32 message_buffer_address; 31 u32 response_buffer_address; 32 u32 dsp_number; 33 u32 adapter_info; 34 u32 control_cache_is_dirty; 35 u32 control_cache_address; 36 u32 control_cache_size_in_bytes; 37 u32 control_cache_count; 38}; 39 40#define HPI_HIF_PACK_ADAPTER_INFO(adapter, version_major, version_minor) \ 41 ((adapter << 16) | (version_major << 8) | version_minor) 42#define HPI_HIF_ADAPTER_INFO_EXTRACT_ADAPTER(adapterinfo) \ 43 ((adapterinfo >> 16) & 0xffff) 44#define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MAJOR(adapterinfo) \ 45 ((adapterinfo >> 8) & 0xff) 46#define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MINOR(adapterinfo) \ 47 (adapterinfo & 0xff) 48 49/* Command/status exchanged between host and DSP */ 50#define HPI_HIF_IDLE 0 51#define HPI_HIF_SEND_MSG 1 52#define HPI_HIF_GET_RESP 2 53#define HPI_HIF_DATA_MASK 0x10 54#define HPI_HIF_SEND_DATA 0x13 55#define HPI_HIF_GET_DATA 0x14 56#define HPI_HIF_SEND_DONE 5 57#define HPI_HIF_RESET 9 58 59#endif /* _HPI6000_H_ */