release/src-rt-6.x.4708/linux/linux-2.6.36/sound/pci/asihpi/hpi6000.h

   1 /*****************************************************************************
   2
   3     AudioScience HPI driver
   4     Copyright (C) 1997-2010  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_ */