root/sound/pci/cs46xx/cs46xx_dsp_spos.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *  The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
   4  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   5  */
   6 
   7 #ifndef __CS46XX_DSP_SPOS_H__
   8 #define __CS46XX_DSP_SPOS_H__
   9 
  10 #include "cs46xx_dsp_scb_types.h"
  11 #include "cs46xx_dsp_task_types.h"
  12 
  13 #define SYMBOL_CONSTANT  0x0
  14 #define SYMBOL_SAMPLE    0x1
  15 #define SYMBOL_PARAMETER 0x2
  16 #define SYMBOL_CODE      0x3
  17 
  18 #define SEGTYPE_SP_PROGRAM              0x00000001
  19 #define SEGTYPE_SP_PARAMETER            0x00000002
  20 #define SEGTYPE_SP_SAMPLE               0x00000003
  21 #define SEGTYPE_SP_COEFFICIENT          0x00000004
  22 
  23 #define DSP_SPOS_UU      0x0deadul     /* unused */
  24 #define DSP_SPOS_DC      0x0badul      /* don't care */
  25 #define DSP_SPOS_DC_DC   0x0bad0badul  /* don't care */
  26 #define DSP_SPOS_UUUU    0xdeadc0edul  /* unused */
  27 #define DSP_SPOS_UUHI    0xdeadul
  28 #define DSP_SPOS_UULO    0xc0edul
  29 #define DSP_SPOS_DCDC    0x0badf1d0ul  /* don't care */
  30 #define DSP_SPOS_DCDCHI  0x0badul
  31 #define DSP_SPOS_DCDCLO  0xf1d0ul
  32 
  33 #define DSP_MAX_TASK_NAME   60
  34 #define DSP_MAX_SYMBOL_NAME 100
  35 #define DSP_MAX_SCB_NAME    60
  36 #define DSP_MAX_SCB_DESC    200
  37 #define DSP_MAX_TASK_DESC   50
  38 
  39 #define DSP_MAX_PCM_CHANNELS 32
  40 #define DSP_MAX_SRC_NR       14
  41 
  42 #define DSP_PCM_MAIN_CHANNEL        1
  43 #define DSP_PCM_REAR_CHANNEL        2
  44 #define DSP_PCM_CENTER_LFE_CHANNEL  3
  45 #define DSP_PCM_S71_CHANNEL         4 /* surround 7.1 */
  46 #define DSP_IEC958_CHANNEL          5
  47 
  48 #define DSP_SPDIF_STATUS_OUTPUT_ENABLED       1
  49 #define DSP_SPDIF_STATUS_PLAYBACK_OPEN        2
  50 #define DSP_SPDIF_STATUS_HW_ENABLED           4
  51 #define DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED   8
  52 
  53 struct dsp_symbol_entry {
  54         u32 address;
  55         char symbol_name[DSP_MAX_SYMBOL_NAME];
  56         int symbol_type;
  57 
  58         /* initialized by driver */
  59         struct dsp_module_desc * module;
  60         int deleted;
  61 };
  62 
  63 struct dsp_symbol_desc {
  64         int nsymbols;
  65 
  66         struct dsp_symbol_entry *symbols;
  67 
  68         /* initialized by driver */
  69         int highest_frag_index;
  70 };
  71 
  72 struct dsp_segment_desc {
  73         int segment_type;
  74         u32 offset;
  75         u32 size;
  76         u32 * data;
  77 };
  78 
  79 struct dsp_module_desc {
  80         char * module_name;
  81         struct dsp_symbol_desc symbol_table;
  82         int nsegments;
  83         struct dsp_segment_desc * segments;
  84 
  85         /* initialized by driver */
  86         u32 overlay_begin_address;
  87         u32 load_address;
  88         int nfixups;
  89 };
  90 
  91 struct dsp_scb_descriptor {
  92         char scb_name[DSP_MAX_SCB_NAME];
  93         u32 address;
  94         int index;
  95         u32 *data;
  96 
  97         struct dsp_scb_descriptor * sub_list_ptr;
  98         struct dsp_scb_descriptor * next_scb_ptr;
  99         struct dsp_scb_descriptor * parent_scb_ptr;
 100 
 101         struct dsp_symbol_entry * task_entry;
 102         struct dsp_symbol_entry * scb_symbol;
 103 
 104         struct snd_info_entry *proc_info;
 105         int ref_count;
 106 
 107         u16 volume[2];
 108         unsigned int deleted :1;
 109         unsigned int updated :1;
 110         unsigned int volume_set :1;
 111 };
 112 
 113 struct dsp_task_descriptor {
 114         char task_name[DSP_MAX_TASK_NAME];
 115         int size;
 116         u32 address;
 117         int index;
 118         u32 *data;
 119 };
 120 
 121 struct dsp_pcm_channel_descriptor {
 122         int active;
 123         int src_slot;
 124         int pcm_slot;
 125         u32 sample_rate;
 126         u32 unlinked;
 127         struct dsp_scb_descriptor * pcm_reader_scb;
 128         struct dsp_scb_descriptor * src_scb;
 129         struct dsp_scb_descriptor * mixer_scb;
 130 
 131         void * private_data;
 132 };
 133 
 134 struct dsp_spos_instance {
 135         struct dsp_symbol_desc symbol_table; /* currently available loaded symbols in SP */
 136 
 137         int nmodules;
 138         struct dsp_module_desc * modules; /* modules loaded into SP */
 139 
 140         struct dsp_segment_desc code;
 141 
 142         /* Main PCM playback mixer */
 143         struct dsp_scb_descriptor * master_mix_scb;
 144         u16 dac_volume_right;
 145         u16 dac_volume_left;
 146 
 147         /* Rear/surround PCM playback mixer */
 148         struct dsp_scb_descriptor * rear_mix_scb;
 149 
 150         /* Center/LFE mixer */
 151         struct dsp_scb_descriptor * center_lfe_mix_scb;
 152 
 153         int npcm_channels;
 154         int nsrc_scb;
 155         struct dsp_pcm_channel_descriptor pcm_channels[DSP_MAX_PCM_CHANNELS];
 156         int src_scb_slots[DSP_MAX_SRC_NR];
 157 
 158         /* cache this symbols */
 159         struct dsp_symbol_entry * null_algorithm; /* used by PCMreaderSCB's */
 160         struct dsp_symbol_entry * s16_up;         /* used by SRCtaskSCB's */
 161 
 162         /* proc fs */  
 163         struct snd_card *snd_card;
 164         struct snd_info_entry * proc_dsp_dir;
 165 
 166         /* SCB's descriptors */
 167         int nscb;
 168         int scb_highest_frag_index;
 169         struct dsp_scb_descriptor scbs[DSP_MAX_SCB_DESC];
 170         struct dsp_scb_descriptor * the_null_scb;
 171 
 172         /* Task's descriptors */
 173         int ntask;
 174         struct dsp_task_descriptor tasks[DSP_MAX_TASK_DESC];
 175 
 176         /* SPDIF status */
 177         int spdif_status_out;
 178         int spdif_status_in;
 179         u16 spdif_input_volume_right;
 180         u16 spdif_input_volume_left;
 181         /* spdif channel status,
 182            left right and user validity bits */
 183         unsigned int spdif_csuv_default;
 184         unsigned int spdif_csuv_stream;
 185 
 186         /* SPDIF input sample rate converter */
 187         struct dsp_scb_descriptor * spdif_in_src;
 188         /* SPDIF input asynch. receiver */
 189         struct dsp_scb_descriptor * asynch_rx_scb;
 190 
 191         /* Capture record mixer SCB */
 192         struct dsp_scb_descriptor * record_mixer_scb;
 193     
 194         /* CODEC input SCB */
 195         struct dsp_scb_descriptor * codec_in_scb;
 196 
 197         /* reference snooper */
 198         struct dsp_scb_descriptor * ref_snoop_scb;
 199 
 200         /* SPDIF output  PCM reference  */
 201         struct dsp_scb_descriptor * spdif_pcm_input_scb;
 202 
 203         /* asynch TX task */
 204         struct dsp_scb_descriptor * asynch_tx_scb;
 205 
 206         /* record sources */
 207         struct dsp_scb_descriptor * pcm_input;
 208         struct dsp_scb_descriptor * adc_input;
 209 
 210         int spdif_in_sample_rate;
 211 };
 212 
 213 #endif /* __DSP_SPOS_H__ */