release/src-rt-6.x/linux/linux-2.6/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@suse.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
 111         struct dsp_scb_descriptor * sub_list_ptr;
 112         struct dsp_scb_descriptor * next_scb_ptr;
 113         struct dsp_scb_descriptor * parent_scb_ptr;
 114
 115         struct dsp_symbol_entry * task_entry;
 116         struct dsp_symbol_entry * scb_symbol;
 117
 118         struct snd_info_entry *proc_info;
 119         int ref_count;
 120         spinlock_t lock;
 121
 122         int deleted;
 123 };
 124
 125 struct dsp_task_descriptor {
 126         char task_name[DSP_MAX_TASK_NAME];
 127         int size;
 128         u32 address;
 129         int index;
 130 };
 131
 132 struct dsp_pcm_channel_descriptor {
 133         int active;
 134         int src_slot;
 135         int pcm_slot;
 136         u32 sample_rate;
 137         u32 unlinked;
 138         struct dsp_scb_descriptor * pcm_reader_scb;
 139         struct dsp_scb_descriptor * src_scb;
 140         struct dsp_scb_descriptor * mixer_scb;
 141
 142         void * private_data;
 143 };
 144
 145 struct dsp_spos_instance {
 146         struct dsp_symbol_desc symbol_table; /* currently availble loaded symbols in SP */
 147
 148         int nmodules;
 149         struct dsp_module_desc * modules; /* modules loaded into SP */
 150
 151         struct dsp_segment_desc code;
 152
 153         /* Main PCM playback mixer */
 154         struct dsp_scb_descriptor * master_mix_scb;
 155         u16 dac_volume_right;
 156         u16 dac_volume_left;
 157
 158         /* Rear/surround PCM playback mixer */
 159         struct dsp_scb_descriptor * rear_mix_scb;
 160
 161         /* Center/LFE mixer */
 162         struct dsp_scb_descriptor * center_lfe_mix_scb;
 163
 164         int npcm_channels;
 165         int nsrc_scb;
 166         struct dsp_pcm_channel_descriptor pcm_channels[DSP_MAX_PCM_CHANNELS];
 167         int src_scb_slots[DSP_MAX_SRC_NR];
 168
 169         /* cache this symbols */
 170         struct dsp_symbol_entry * null_algorithm; /* used by PCMreaderSCB's */
 171         struct dsp_symbol_entry * s16_up;         /* used by SRCtaskSCB's */
 172
 173         /* proc fs */
 174         struct snd_card *snd_card;
 175         struct snd_info_entry * proc_dsp_dir;
 176         struct snd_info_entry * proc_sym_info_entry;
 177         struct snd_info_entry * proc_modules_info_entry;
 178         struct snd_info_entry * proc_parameter_dump_info_entry;
 179         struct snd_info_entry * proc_sample_dump_info_entry;
 180
 181         /* SCB's descriptors */
 182         int nscb;
 183         int scb_highest_frag_index;
 184         struct dsp_scb_descriptor scbs[DSP_MAX_SCB_DESC];
 185         struct snd_info_entry * proc_scb_info_entry;
 186         struct dsp_scb_descriptor * the_null_scb;
 187
 188         /* Task's descriptors */
 189         int ntask;
 190         struct dsp_task_descriptor tasks[DSP_MAX_TASK_DESC];
 191         struct snd_info_entry * proc_task_info_entry;
 192
 193         /* SPDIF status */
 194         int spdif_status_out;
 195         int spdif_status_in;
 196         u16 spdif_input_volume_right;
 197         u16 spdif_input_volume_left;
 198         /* spdif channel status,
 199            left right and user validity bits */
 200         unsigned int spdif_csuv_default;
 201         unsigned int spdif_csuv_stream;
 202
 203         /* SPDIF input sample rate converter */
 204         struct dsp_scb_descriptor * spdif_in_src;
 205         /* SPDIF input asynch. receiver */
 206         struct dsp_scb_descriptor * asynch_rx_scb;
 207
 208         /* Capture record mixer SCB */
 209         struct dsp_scb_descriptor * record_mixer_scb;
 210
 211         /* CODEC input SCB */
 212         struct dsp_scb_descriptor * codec_in_scb;
 213
 214         /* reference snooper */
 215         struct dsp_scb_descriptor * ref_snoop_scb;
 216
 217         /* SPDIF output  PCM reference  */
 218         struct dsp_scb_descriptor * spdif_pcm_input_scb;
 219
 220         /* asynch TX task */
 221         struct dsp_scb_descriptor * asynch_tx_scb;
 222
 223         /* record sources */
 224         struct dsp_scb_descriptor * pcm_input;
 225         struct dsp_scb_descriptor * adc_input;
 226
 227         int spdif_in_sample_rate;
 228 };
 229
 230 #endif /* __DSP_SPOS_H__ */