release/src-rt-6.x.4708/linux/linux-2.6.36/include/sound/cs46xx_dsp_spos.h

   1 /*
   2  *  The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
   3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   4  *
   5  *
   6  *   This program is free software; you can redistribute it and/or modify
   7  *   it under the terms of the GNU General Public License as published by
   8  *   the Free Software Foundation; either version 2 of the License, or
   9  *   (at your option) any later version.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program; if not, write to the Free Software
  18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19  *
  20  */
  21
  22 #ifndef __CS46XX_DSP_SPOS_H__
  23 #define __CS46XX_DSP_SPOS_H__
  24
  25 #include "cs46xx_dsp_scb_types.h"
  26 #include "cs46xx_dsp_task_types.h"
  27
  28 #define SYMBOL_CONSTANT  0x0
  29 #define SYMBOL_SAMPLE    0x1
  30 #define SYMBOL_PARAMETER 0x2
  31 #define SYMBOL_CODE      0x3
  32
  33 #define SEGTYPE_SP_PROGRAM              0x00000001
  34 #define SEGTYPE_SP_PARAMETER            0x00000002
  35 #define SEGTYPE_SP_SAMPLE               0x00000003
  36 #define SEGTYPE_SP_COEFFICIENT          0x00000004
  37
  38 #define DSP_SPOS_UU      0x0deadul     /* unused */
  39 #define DSP_SPOS_DC      0x0badul      /* don't care */
  40 #define DSP_SPOS_DC_DC   0x0bad0badul  /* don't care */
  41 #define DSP_SPOS_UUUU    0xdeadc0edul  /* unused */
  42 #define DSP_SPOS_UUHI    0xdeadul
  43 #define DSP_SPOS_UULO    0xc0edul
  44 #define DSP_SPOS_DCDC    0x0badf1d0ul  /* don't care */
  45 #define DSP_SPOS_DCDCHI  0x0badul
  46 #define DSP_SPOS_DCDCLO  0xf1d0ul
  47
  48 #define DSP_MAX_TASK_NAME   60
  49 #define DSP_MAX_SYMBOL_NAME 100
  50 #define DSP_MAX_SCB_NAME    60
  51 #define DSP_MAX_SCB_DESC    200
  52 #define DSP_MAX_TASK_DESC   50
  53
  54 #define DSP_MAX_PCM_CHANNELS 32
  55 #define DSP_MAX_SRC_NR       14
  56
  57 #define DSP_PCM_MAIN_CHANNEL        1
  58 #define DSP_PCM_REAR_CHANNEL        2
  59 #define DSP_PCM_CENTER_LFE_CHANNEL  3
  60 #define DSP_PCM_S71_CHANNEL         4 /* surround 7.1 */
  61 #define DSP_IEC958_CHANNEL          5
  62
  63 #define DSP_SPDIF_STATUS_OUTPUT_ENABLED       1
  64 #define DSP_SPDIF_STATUS_PLAYBACK_OPEN        2
  65 #define DSP_SPDIF_STATUS_HW_ENABLED           4
  66 #define DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED   8
  67
  68 struct dsp_symbol_entry {
  69         u32 address;
  70         char symbol_name[DSP_MAX_SYMBOL_NAME];
  71         int symbol_type;
  72
  73         /* initialized by driver */
  74         struct dsp_module_desc * module;
  75         int deleted;
  76 };
  77
  78 struct dsp_symbol_desc {
  79         int nsymbols;
  80
  81         struct dsp_symbol_entry *symbols;
  82
  83         /* initialized by driver */
  84         int highest_frag_index;
  85 };
  86
  87 struct dsp_segment_desc {
  88         int segment_type;
  89         u32 offset;
  90         u32 size;
  91         u32 * data;
  92 };
  93
  94 struct dsp_module_desc {
  95         char * module_name;
  96         struct dsp_symbol_desc symbol_table;
  97         int nsegments;
  98         struct dsp_segment_desc * segments;
  99
 100         /* initialized by driver */
 101         u32 overlay_begin_address;
 102         u32 load_address;
 103         int nfixups;
 104 };
 105
 106 struct dsp_scb_descriptor {
 107         char scb_name[DSP_MAX_SCB_NAME];
 108         u32 address;
 109         int index;
 110         u32 *data;
 111
 112         struct dsp_scb_descriptor * sub_list_ptr;
 113         struct dsp_scb_descriptor * next_scb_ptr;
 114         struct dsp_scb_descriptor * parent_scb_ptr;
 115
 116         struct dsp_symbol_entry * task_entry;
 117         struct dsp_symbol_entry * scb_symbol;
 118
 119         struct snd_info_entry *proc_info;
 120         int ref_count;
 121
 122         u16 volume[2];
 123         unsigned int deleted :1;
 124         unsigned int updated :1;
 125         unsigned int volume_set :1;
 126 };
 127
 128 struct dsp_task_descriptor {
 129         char task_name[DSP_MAX_TASK_NAME];
 130         int size;
 131         u32 address;
 132         int index;
 133         u32 *data;
 134 };
 135
 136 struct dsp_pcm_channel_descriptor {
 137         int active;
 138         int src_slot;
 139         int pcm_slot;
 140         u32 sample_rate;
 141         u32 unlinked;
 142         struct dsp_scb_descriptor * pcm_reader_scb;
 143         struct dsp_scb_descriptor * src_scb;
 144         struct dsp_scb_descriptor * mixer_scb;
 145
 146         void * private_data;
 147 };
 148
 149 struct dsp_spos_instance {
 150         struct dsp_symbol_desc symbol_table; /* currently availble loaded symbols in SP */
 151
 152         int nmodules;
 153         struct dsp_module_desc * modules; /* modules loaded into SP */
 154
 155         struct dsp_segment_desc code;
 156
 157         /* Main PCM playback mixer */
 158         struct dsp_scb_descriptor * master_mix_scb;
 159         u16 dac_volume_right;
 160         u16 dac_volume_left;
 161
 162         /* Rear/surround PCM playback mixer */
 163         struct dsp_scb_descriptor * rear_mix_scb;
 164
 165         /* Center/LFE mixer */
 166         struct dsp_scb_descriptor * center_lfe_mix_scb;
 167
 168         int npcm_channels;
 169         int nsrc_scb;
 170         struct dsp_pcm_channel_descriptor pcm_channels[DSP_MAX_PCM_CHANNELS];
 171         int src_scb_slots[DSP_MAX_SRC_NR];
 172
 173         /* cache this symbols */
 174         struct dsp_symbol_entry * null_algorithm; /* used by PCMreaderSCB's */
 175         struct dsp_symbol_entry * s16_up;         /* used by SRCtaskSCB's */
 176
 177         /* proc fs */
 178         struct snd_card *snd_card;
 179         struct snd_info_entry * proc_dsp_dir;
 180         struct snd_info_entry * proc_sym_info_entry;
 181         struct snd_info_entry * proc_modules_info_entry;
 182         struct snd_info_entry * proc_parameter_dump_info_entry;
 183         struct snd_info_entry * proc_sample_dump_info_entry;
 184
 185         /* SCB's descriptors */
 186         int nscb;
 187         int scb_highest_frag_index;
 188         struct dsp_scb_descriptor scbs[DSP_MAX_SCB_DESC];
 189         struct snd_info_entry * proc_scb_info_entry;
 190         struct dsp_scb_descriptor * the_null_scb;
 191
 192         /* Task's descriptors */
 193         int ntask;
 194         struct dsp_task_descriptor tasks[DSP_MAX_TASK_DESC];
 195         struct snd_info_entry * proc_task_info_entry;
 196
 197         /* SPDIF status */
 198         int spdif_status_out;
 199         int spdif_status_in;
 200         u16 spdif_input_volume_right;
 201         u16 spdif_input_volume_left;
 202         /* spdif channel status,
 203            left right and user validity bits */
 204         unsigned int spdif_csuv_default;
 205         unsigned int spdif_csuv_stream;
 206
 207         /* SPDIF input sample rate converter */
 208         struct dsp_scb_descriptor * spdif_in_src;
 209         /* SPDIF input asynch. receiver */
 210         struct dsp_scb_descriptor * asynch_rx_scb;
 211
 212         /* Capture record mixer SCB */
 213         struct dsp_scb_descriptor * record_mixer_scb;
 214
 215         /* CODEC input SCB */
 216         struct dsp_scb_descriptor * codec_in_scb;
 217
 218         /* reference snooper */
 219         struct dsp_scb_descriptor * ref_snoop_scb;
 220
 221         /* SPDIF output  PCM reference  */
 222         struct dsp_scb_descriptor * spdif_pcm_input_scb;
 223
 224         /* asynch TX task */
 225         struct dsp_scb_descriptor * asynch_tx_scb;
 226
 227         /* record sources */
 228         struct dsp_scb_descriptor * pcm_input;
 229         struct dsp_scb_descriptor * adc_input;
 230
 231         int spdif_in_sample_rate;
 232 };
 233
 234 #endif /* __DSP_SPOS_H__ */