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cs46xx_dsp_spos.h
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1 /*
2  * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
3  * Copyright (c) by Jaroslav Kysela <[email protected]>
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 available 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__ */
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