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TOMOYO Linux Cross Reference
Linux/sound/pci/asihpi/hpi6000.h

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  1 /*****************************************************************************
  2 
  3     AudioScience HPI driver
  4     Copyright (C) 1997-2011  AudioScience Inc. <support@audioscience.com>
  5 
  6     This program is free software; you can redistribute it and/or modify
  7     it under the terms of version 2 of the GNU General Public License as
  8     published by the Free Software Foundation;
  9 
 10     This program is distributed in the hope that it will be useful,
 11     but WITHOUT ANY WARRANTY; without even the implied warranty of
 12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 13     GNU General Public License for more details.
 14 
 15     You should have received a copy of the GNU General Public License
 16     along with this program; if not, write to the Free Software
 17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 18 
 19 Public declarations for DSP Proramming Interface to TI C6701
 20 
 21 Shared between hpi6000.c and DSP code
 22 
 23 (C) Copyright AudioScience Inc. 1998-2003
 24 ******************************************************************************/
 25 
 26 #ifndef _HPI6000_H_
 27 #define _HPI6000_H_
 28 
 29 #define HPI_NMIXER_CONTROLS 200
 30 
 31 /*
 32  * Control caching is always supported in the HPI code.
 33  * The DSP should make sure that dwControlCacheSizeInBytes is initialized to 0
 34  * during boot to make it in-active.
 35  */
 36 struct hpi_hif_6000 {
 37         u32 host_cmd;
 38         u32 dsp_ack;
 39         u32 address;
 40         u32 length;
 41         u32 message_buffer_address;
 42         u32 response_buffer_address;
 43         u32 dsp_number;
 44         u32 adapter_info;
 45         u32 control_cache_is_dirty;
 46         u32 control_cache_address;
 47         u32 control_cache_size_in_bytes;
 48         u32 control_cache_count;
 49 };
 50 
 51 #define HPI_HIF_PACK_ADAPTER_INFO(adapter, version_major, version_minor) \
 52                 ((adapter << 16) | (version_major << 8) | version_minor)
 53 #define HPI_HIF_ADAPTER_INFO_EXTRACT_ADAPTER(adapterinfo) \
 54                 ((adapterinfo >> 16) & 0xffff)
 55 #define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MAJOR(adapterinfo) \
 56                 ((adapterinfo >> 8) & 0xff)
 57 #define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MINOR(adapterinfo) \
 58                 (adapterinfo & 0xff)
 59 
 60 /* Command/status exchanged between host and DSP */
 61 #define HPI_HIF_IDLE            0
 62 #define HPI_HIF_SEND_MSG        1
 63 #define HPI_HIF_GET_RESP        2
 64 #define HPI_HIF_DATA_MASK       0x10
 65 #define HPI_HIF_SEND_DATA       0x13
 66 #define HPI_HIF_GET_DATA        0x14
 67 #define HPI_HIF_SEND_DONE       5
 68 #define HPI_HIF_RESET           9
 69 
 70 #endif                          /* _HPI6000_H_ */
 71 

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