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1a59d1b8 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
1da177e4 LT |
2 | #ifndef __SOUND_GUS_H |
3 | #define __SOUND_GUS_H | |
4 | ||
5 | /* | |
6 | * Global structures used for GUS part of ALSA driver | |
c1017a4c | 7 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
8 | */ |
9 | ||
a1ce3928 DH |
10 | #include <sound/pcm.h> |
11 | #include <sound/rawmidi.h> | |
12 | #include <sound/timer.h> | |
13 | #include <sound/seq_midi_emul.h> | |
14 | #include <sound/seq_device.h> | |
6cbbfe1c | 15 | #include <linux/io.h> |
1da177e4 | 16 | |
1da177e4 LT |
17 | /* IO ports */ |
18 | ||
19 | #define GUSP(gus, x) ((gus)->gf1.port + SNDRV_g_u_s_##x) | |
20 | ||
21 | #define SNDRV_g_u_s_MIDICTRL (0x320-0x220) | |
22 | #define SNDRV_g_u_s_MIDISTAT (0x320-0x220) | |
23 | #define SNDRV_g_u_s_MIDIDATA (0x321-0x220) | |
24 | ||
25 | #define SNDRV_g_u_s_GF1PAGE (0x322-0x220) | |
26 | #define SNDRV_g_u_s_GF1REGSEL (0x323-0x220) | |
27 | #define SNDRV_g_u_s_GF1DATALOW (0x324-0x220) | |
28 | #define SNDRV_g_u_s_GF1DATAHIGH (0x325-0x220) | |
29 | #define SNDRV_g_u_s_IRQSTAT (0x226-0x220) | |
30 | #define SNDRV_g_u_s_TIMERCNTRL (0x228-0x220) | |
31 | #define SNDRV_g_u_s_TIMERDATA (0x229-0x220) | |
bc1ff7fc | 32 | #define SNDRV_g_u_s_DRAM (0x327-0x220) |
1da177e4 LT |
33 | #define SNDRV_g_u_s_MIXCNTRLREG (0x220-0x220) |
34 | #define SNDRV_g_u_s_IRQDMACNTRLREG (0x22b-0x220) | |
35 | #define SNDRV_g_u_s_REGCNTRLS (0x22f-0x220) | |
bc1ff7fc TI |
36 | #define SNDRV_g_u_s_BOARDVERSION (0x726-0x220) |
37 | #define SNDRV_g_u_s_MIXCNTRLPORT (0x726-0x220) | |
38 | #define SNDRV_g_u_s_IVER (0x325-0x220) | |
1da177e4 | 39 | #define SNDRV_g_u_s_MIXDATAPORT (0x326-0x220) |
bc1ff7fc | 40 | #define SNDRV_g_u_s_MAXCNTRLPORT (0x326-0x220) |
1da177e4 LT |
41 | |
42 | /* GF1 registers */ | |
43 | ||
44 | /* global registers */ | |
45 | #define SNDRV_GF1_GB_ACTIVE_VOICES 0x0e | |
46 | #define SNDRV_GF1_GB_VOICES_IRQ 0x0f | |
bc1ff7fc | 47 | #define SNDRV_GF1_GB_GLOBAL_MODE 0x19 |
1da177e4 LT |
48 | #define SNDRV_GF1_GW_LFO_BASE 0x1a |
49 | #define SNDRV_GF1_GB_VOICES_IRQ_READ 0x1f | |
50 | #define SNDRV_GF1_GB_DRAM_DMA_CONTROL 0x41 | |
bc1ff7fc TI |
51 | #define SNDRV_GF1_GW_DRAM_DMA_LOW 0x42 |
52 | #define SNDRV_GF1_GW_DRAM_IO_LOW 0x43 | |
53 | #define SNDRV_GF1_GB_DRAM_IO_HIGH 0x44 | |
1da177e4 LT |
54 | #define SNDRV_GF1_GB_SOUND_BLASTER_CONTROL 0x45 |
55 | #define SNDRV_GF1_GB_ADLIB_TIMER_1 0x46 | |
56 | #define SNDRV_GF1_GB_ADLIB_TIMER_2 0x47 | |
bc1ff7fc | 57 | #define SNDRV_GF1_GB_RECORD_RATE 0x48 |
1da177e4 LT |
58 | #define SNDRV_GF1_GB_REC_DMA_CONTROL 0x49 |
59 | #define SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL 0x4b | |
60 | #define SNDRV_GF1_GB_RESET 0x4c | |
61 | #define SNDRV_GF1_GB_DRAM_DMA_HIGH 0x50 | |
62 | #define SNDRV_GF1_GW_DRAM_IO16 0x51 | |
63 | #define SNDRV_GF1_GW_MEMORY_CONFIG 0x52 | |
64 | #define SNDRV_GF1_GB_MEMORY_CONTROL 0x53 | |
65 | #define SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR 0x54 | |
bc1ff7fc | 66 | #define SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR 0x55 |
1da177e4 LT |
67 | #define SNDRV_GF1_GW_FIFO_SIZE 0x56 |
68 | #define SNDRV_GF1_GW_INTERLEAVE 0x57 | |
69 | #define SNDRV_GF1_GB_COMPATIBILITY 0x59 | |
70 | #define SNDRV_GF1_GB_DECODE_CONTROL 0x5a | |
71 | #define SNDRV_GF1_GB_VERSION_NUMBER 0x5b | |
72 | #define SNDRV_GF1_GB_MPU401_CONTROL_A 0x5c | |
73 | #define SNDRV_GF1_GB_MPU401_CONTROL_B 0x5d | |
74 | #define SNDRV_GF1_GB_EMULATION_IRQ 0x60 | |
75 | /* voice specific registers */ | |
76 | #define SNDRV_GF1_VB_ADDRESS_CONTROL 0x00 | |
77 | #define SNDRV_GF1_VW_FREQUENCY 0x01 | |
78 | #define SNDRV_GF1_VW_START_HIGH 0x02 | |
79 | #define SNDRV_GF1_VW_START_LOW 0x03 | |
80 | #define SNDRV_GF1_VA_START SNDRV_GF1_VW_START_HIGH | |
81 | #define SNDRV_GF1_VW_END_HIGH 0x04 | |
82 | #define SNDRV_GF1_VW_END_LOW 0x05 | |
bc1ff7fc TI |
83 | #define SNDRV_GF1_VA_END SNDRV_GF1_VW_END_HIGH |
84 | #define SNDRV_GF1_VB_VOLUME_RATE 0x06 | |
85 | #define SNDRV_GF1_VB_VOLUME_START 0x07 | |
1da177e4 LT |
86 | #define SNDRV_GF1_VB_VOLUME_END 0x08 |
87 | #define SNDRV_GF1_VW_VOLUME 0x09 | |
bc1ff7fc TI |
88 | #define SNDRV_GF1_VW_CURRENT_HIGH 0x0a |
89 | #define SNDRV_GF1_VW_CURRENT_LOW 0x0b | |
1da177e4 | 90 | #define SNDRV_GF1_VA_CURRENT SNDRV_GF1_VW_CURRENT_HIGH |
bc1ff7fc TI |
91 | #define SNDRV_GF1_VB_PAN 0x0c |
92 | #define SNDRV_GF1_VW_OFFSET_RIGHT 0x0c | |
1da177e4 LT |
93 | #define SNDRV_GF1_VB_VOLUME_CONTROL 0x0d |
94 | #define SNDRV_GF1_VB_UPPER_ADDRESS 0x10 | |
bc1ff7fc | 95 | #define SNDRV_GF1_VW_EFFECT_HIGH 0x11 |
1da177e4 LT |
96 | #define SNDRV_GF1_VW_EFFECT_LOW 0x12 |
97 | #define SNDRV_GF1_VA_EFFECT SNDRV_GF1_VW_EFFECT_HIGH | |
bc1ff7fc TI |
98 | #define SNDRV_GF1_VW_OFFSET_LEFT 0x13 |
99 | #define SNDRV_GF1_VB_ACCUMULATOR 0x14 | |
100 | #define SNDRV_GF1_VB_MODE 0x15 | |
1da177e4 LT |
101 | #define SNDRV_GF1_VW_EFFECT_VOLUME 0x16 |
102 | #define SNDRV_GF1_VB_FREQUENCY_LFO 0x17 | |
103 | #define SNDRV_GF1_VB_VOLUME_LFO 0x18 | |
104 | #define SNDRV_GF1_VW_OFFSET_RIGHT_FINAL 0x1b | |
105 | #define SNDRV_GF1_VW_OFFSET_LEFT_FINAL 0x1c | |
bc1ff7fc | 106 | #define SNDRV_GF1_VW_EFFECT_VOLUME_FINAL 0x1d |
1da177e4 LT |
107 | |
108 | /* ICS registers */ | |
109 | ||
110 | #define SNDRV_ICS_MIC_DEV 0 | |
bc1ff7fc | 111 | #define SNDRV_ICS_LINE_DEV 1 |
1da177e4 LT |
112 | #define SNDRV_ICS_CD_DEV 2 |
113 | #define SNDRV_ICS_GF1_DEV 3 | |
bc1ff7fc TI |
114 | #define SNDRV_ICS_NONE_DEV 4 |
115 | #define SNDRV_ICS_MASTER_DEV 5 | |
1da177e4 LT |
116 | |
117 | /* LFO */ | |
118 | ||
119 | #define SNDRV_LFO_TREMOLO 0 | |
120 | #define SNDRV_LFO_VIBRATO 1 | |
121 | ||
122 | /* misc */ | |
123 | ||
124 | #define SNDRV_GF1_DMA_UNSIGNED 0x80 | |
125 | #define SNDRV_GF1_DMA_16BIT 0x40 | |
bc1ff7fc | 126 | #define SNDRV_GF1_DMA_IRQ 0x20 |
1da177e4 LT |
127 | #define SNDRV_GF1_DMA_WIDTH16 0x04 |
128 | #define SNDRV_GF1_DMA_READ 0x02 /* read from GUS's DRAM */ | |
129 | #define SNDRV_GF1_DMA_ENABLE 0x01 | |
130 | ||
131 | /* ramp ranges */ | |
132 | ||
133 | #define SNDRV_GF1_ATTEN(x) (snd_gf1_atten_table[x]) | |
134 | #define SNDRV_GF1_MIN_VOLUME 1800 | |
135 | #define SNDRV_GF1_MAX_VOLUME 4095 | |
136 | #define SNDRV_GF1_MIN_OFFSET (SNDRV_GF1_MIN_VOLUME>>4) | |
137 | #define SNDRV_GF1_MAX_OFFSET 255 | |
138 | #define SNDRV_GF1_MAX_TDEPTH 90 | |
139 | ||
140 | /* defines for memory manager */ | |
141 | ||
bc1ff7fc | 142 | #define SNDRV_GF1_MEM_BLOCK_16BIT 0x0001 |
1da177e4 LT |
143 | |
144 | #define SNDRV_GF1_MEM_OWNER_DRIVER 0x0001 | |
145 | #define SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE 0x0002 | |
146 | #define SNDRV_GF1_MEM_OWNER_WAVE_GF1 0x0003 | |
147 | #define SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF 0x0004 | |
148 | ||
149 | /* constants for interrupt handlers */ | |
150 | ||
151 | #define SNDRV_GF1_HANDLER_MIDI_OUT 0x00010000 | |
bc1ff7fc TI |
152 | #define SNDRV_GF1_HANDLER_MIDI_IN 0x00020000 |
153 | #define SNDRV_GF1_HANDLER_TIMER1 0x00040000 | |
154 | #define SNDRV_GF1_HANDLER_TIMER2 0x00080000 | |
1da177e4 LT |
155 | #define SNDRV_GF1_HANDLER_VOICE 0x00100000 |
156 | #define SNDRV_GF1_HANDLER_DMA_WRITE 0x00200000 | |
157 | #define SNDRV_GF1_HANDLER_DMA_READ 0x00400000 | |
158 | #define SNDRV_GF1_HANDLER_ALL (0xffff0000&~SNDRV_GF1_HANDLER_VOICE) | |
159 | ||
160 | /* constants for DMA flags */ | |
161 | ||
162 | #define SNDRV_GF1_DMA_TRIGGER 1 | |
163 | ||
164 | /* --- */ | |
165 | ||
5e2da206 | 166 | struct snd_gus_card; |
1da177e4 LT |
167 | |
168 | /* GF1 specific structure */ | |
169 | ||
5e2da206 | 170 | struct snd_gf1_bank_info { |
1da177e4 LT |
171 | unsigned int address; |
172 | unsigned int size; | |
5e2da206 | 173 | }; |
1da177e4 | 174 | |
5e2da206 | 175 | struct snd_gf1_mem_block { |
1da177e4 LT |
176 | unsigned short flags; /* flags - SNDRV_GF1_MEM_BLOCK_XXXX */ |
177 | unsigned short owner; /* owner - SNDRV_GF1_MEM_OWNER_XXXX */ | |
178 | unsigned int share; /* share count */ | |
179 | unsigned int share_id[4]; /* share ID */ | |
180 | unsigned int ptr; | |
181 | unsigned int size; | |
182 | char *name; | |
5e2da206 TI |
183 | struct snd_gf1_mem_block *next; |
184 | struct snd_gf1_mem_block *prev; | |
185 | }; | |
186 | ||
187 | struct snd_gf1_mem { | |
188 | struct snd_gf1_bank_info banks_8[4]; | |
189 | struct snd_gf1_bank_info banks_16[4]; | |
190 | struct snd_gf1_mem_block *first; | |
191 | struct snd_gf1_mem_block *last; | |
8b7547f9 | 192 | struct mutex memory_mutex; |
5e2da206 | 193 | }; |
1da177e4 | 194 | |
5e2da206 | 195 | struct snd_gf1_dma_block { |
1da177e4 LT |
196 | void *buffer; /* buffer in computer's RAM */ |
197 | unsigned long buf_addr; /* buffer address */ | |
198 | unsigned int addr; /* address in onboard memory */ | |
199 | unsigned int count; /* count in bytes */ | |
200 | unsigned int cmd; /* DMA command (format) */ | |
5e2da206 | 201 | void (*ack)(struct snd_gus_card * gus, void *private_data); |
1da177e4 LT |
202 | void *private_data; |
203 | struct snd_gf1_dma_block *next; | |
5e2da206 | 204 | }; |
1da177e4 | 205 | |
5e2da206 TI |
206 | struct snd_gus_port { |
207 | struct snd_midi_channel_set * chset; | |
208 | struct snd_gus_card * gus; | |
1da177e4 LT |
209 | int mode; /* operation mode */ |
210 | int client; /* sequencer client number */ | |
211 | int port; /* sequencer port number */ | |
212 | unsigned int midi_has_voices: 1; | |
5e2da206 | 213 | }; |
1da177e4 | 214 | |
5e2da206 | 215 | struct snd_gus_voice; |
1da177e4 | 216 | |
5e2da206 | 217 | #define SNDRV_GF1_VOICE_TYPE_PCM 0 |
1da177e4 | 218 | #define SNDRV_GF1_VOICE_TYPE_SYNTH 1 |
5e2da206 | 219 | #define SNDRV_GF1_VOICE_TYPE_MIDI 2 |
1da177e4 LT |
220 | |
221 | #define SNDRV_GF1_VFLG_RUNNING (1<<0) | |
222 | #define SNDRV_GF1_VFLG_EFFECT_TIMER1 (1<<1) | |
223 | #define SNDRV_GF1_VFLG_PAN (1<<2) | |
224 | ||
5e2da206 | 225 | enum snd_gus_volume_state { |
1da177e4 LT |
226 | VENV_BEFORE, |
227 | VENV_ATTACK, | |
228 | VENV_SUSTAIN, | |
229 | VENV_RELEASE, | |
230 | VENV_DONE, | |
231 | VENV_VOLUME | |
5e2da206 | 232 | }; |
1da177e4 | 233 | |
5e2da206 | 234 | struct snd_gus_voice { |
1da177e4 LT |
235 | int number; |
236 | unsigned int use: 1, | |
237 | pcm: 1, | |
238 | synth:1, | |
239 | midi: 1; | |
240 | unsigned int flags; | |
241 | unsigned char client; | |
242 | unsigned char port; | |
243 | unsigned char index; | |
244 | unsigned char pad; | |
245 | ||
246 | #ifdef CONFIG_SND_DEBUG | |
247 | unsigned int interrupt_stat_wave; | |
248 | unsigned int interrupt_stat_volume; | |
249 | #endif | |
5e2da206 TI |
250 | void (*handler_wave) (struct snd_gus_card * gus, struct snd_gus_voice * voice); |
251 | void (*handler_volume) (struct snd_gus_card * gus, struct snd_gus_voice * voice); | |
252 | void (*handler_effect) (struct snd_gus_card * gus, struct snd_gus_voice * voice); | |
253 | void (*volume_change) (struct snd_gus_card * gus); | |
1da177e4 | 254 | |
5e2da206 | 255 | struct snd_gus_sample_ops *sample_ops; |
1da177e4 | 256 | |
1da177e4 LT |
257 | /* running status / registers */ |
258 | ||
1da177e4 LT |
259 | unsigned short fc_register; |
260 | unsigned short fc_lfo; | |
261 | unsigned short gf1_volume; | |
262 | unsigned char control; | |
263 | unsigned char mode; | |
264 | unsigned char gf1_pan; | |
265 | unsigned char effect_accumulator; | |
266 | unsigned char volume_control; | |
267 | unsigned char venv_value_next; | |
5e2da206 TI |
268 | enum snd_gus_volume_state venv_state; |
269 | enum snd_gus_volume_state venv_state_prev; | |
1da177e4 LT |
270 | unsigned short vlo; |
271 | unsigned short vro; | |
272 | unsigned short gf1_effect_volume; | |
273 | ||
274 | /* --- */ | |
275 | ||
276 | void *private_data; | |
5e2da206 | 277 | void (*private_free)(struct snd_gus_voice *voice); |
1da177e4 LT |
278 | }; |
279 | ||
5e2da206 | 280 | struct snd_gf1 { |
1da177e4 LT |
281 | |
282 | unsigned int enh_mode:1, /* enhanced mode (GFA1) */ | |
283 | hw_lfo:1, /* use hardware LFO */ | |
284 | sw_lfo:1, /* use software LFO */ | |
285 | effect:1; /* use effect voices */ | |
286 | ||
287 | unsigned long port; /* port of GF1 chip */ | |
288 | struct resource *res_port1; | |
289 | struct resource *res_port2; | |
290 | int irq; /* IRQ number */ | |
291 | int dma1; /* DMA1 number */ | |
292 | int dma2; /* DMA2 number */ | |
293 | unsigned int memory; /* GUS's DRAM size in bytes */ | |
294 | unsigned int rom_memory; /* GUS's ROM size in bytes */ | |
295 | unsigned int rom_present; /* bitmask */ | |
296 | unsigned int rom_banks; /* GUS's ROM banks */ | |
297 | ||
5e2da206 | 298 | struct snd_gf1_mem mem_alloc; |
1da177e4 LT |
299 | |
300 | /* registers */ | |
301 | unsigned short reg_page; | |
302 | unsigned short reg_regsel; | |
303 | unsigned short reg_data8; | |
304 | unsigned short reg_data16; | |
305 | unsigned short reg_irqstat; | |
306 | unsigned short reg_dram; | |
307 | unsigned short reg_timerctrl; | |
308 | unsigned short reg_timerdata; | |
309 | unsigned char ics_regs[6][2]; | |
310 | /* --------- */ | |
311 | ||
312 | unsigned char active_voices; /* active voices */ | |
313 | unsigned char active_voice; /* selected voice (GF1PAGE register) */ | |
314 | ||
5e2da206 | 315 | struct snd_gus_voice voices[32]; /* GF1 voices */ |
1da177e4 LT |
316 | |
317 | unsigned int default_voice_address; | |
318 | ||
319 | unsigned short playback_freq; /* GF1 playback (mixing) frequency */ | |
320 | unsigned short mode; /* see to SNDRV_GF1_MODE_XXXX */ | |
321 | unsigned char volume_ramp; | |
322 | unsigned char smooth_pan; | |
323 | unsigned char full_range_pan; | |
324 | unsigned char pad0; | |
325 | ||
326 | unsigned char *lfos; | |
327 | ||
328 | /* interrupt handlers */ | |
329 | ||
5e2da206 TI |
330 | void (*interrupt_handler_midi_out) (struct snd_gus_card * gus); |
331 | void (*interrupt_handler_midi_in) (struct snd_gus_card * gus); | |
332 | void (*interrupt_handler_timer1) (struct snd_gus_card * gus); | |
333 | void (*interrupt_handler_timer2) (struct snd_gus_card * gus); | |
334 | void (*interrupt_handler_dma_write) (struct snd_gus_card * gus); | |
335 | void (*interrupt_handler_dma_read) (struct snd_gus_card * gus); | |
1da177e4 LT |
336 | |
337 | #ifdef CONFIG_SND_DEBUG | |
338 | unsigned int interrupt_stat_midi_out; | |
339 | unsigned int interrupt_stat_midi_in; | |
340 | unsigned int interrupt_stat_timer1; | |
341 | unsigned int interrupt_stat_timer2; | |
342 | unsigned int interrupt_stat_dma_write; | |
343 | unsigned int interrupt_stat_dma_read; | |
344 | unsigned int interrupt_stat_voice_lost; | |
345 | #endif | |
346 | ||
347 | /* synthesizer */ | |
348 | ||
349 | int seq_client; | |
5e2da206 | 350 | struct snd_gus_port seq_ports[4]; |
1da177e4 LT |
351 | |
352 | /* timer */ | |
353 | ||
354 | unsigned short timer_enabled; | |
5e2da206 TI |
355 | struct snd_timer *timer1; |
356 | struct snd_timer *timer2; | |
1da177e4 LT |
357 | |
358 | /* midi */ | |
359 | ||
360 | unsigned short uart_cmd; | |
361 | unsigned int uart_framing; | |
362 | unsigned int uart_overrun; | |
363 | ||
364 | /* dma operations */ | |
365 | ||
366 | unsigned int dma_flags; | |
367 | unsigned int dma_shared; | |
5e2da206 TI |
368 | struct snd_gf1_dma_block *dma_data_pcm; |
369 | struct snd_gf1_dma_block *dma_data_pcm_last; | |
370 | struct snd_gf1_dma_block *dma_data_synth; | |
371 | struct snd_gf1_dma_block *dma_data_synth_last; | |
372 | void (*dma_ack)(struct snd_gus_card * gus, void *private_data); | |
1da177e4 LT |
373 | void *dma_private_data; |
374 | ||
375 | /* pcm */ | |
376 | int pcm_channels; | |
377 | int pcm_alloc_voices; | |
378 | unsigned short pcm_volume_level_left; | |
379 | unsigned short pcm_volume_level_right; | |
380 | unsigned short pcm_volume_level_left1; | |
381 | unsigned short pcm_volume_level_right1; | |
382 | ||
383 | unsigned char pcm_rcntrl_reg; | |
384 | unsigned char pad_end; | |
385 | }; | |
386 | ||
387 | /* main structure for GUS card */ | |
388 | ||
5e2da206 TI |
389 | struct snd_gus_card { |
390 | struct snd_card *card; | |
1da177e4 LT |
391 | |
392 | unsigned int | |
393 | initialized: 1, /* resources were initialized */ | |
394 | equal_irq:1, /* GF1 and CODEC shares IRQ (GUS MAX only) */ | |
395 | equal_dma:1, /* if dma channels are equal (not valid for daughter board) */ | |
396 | ics_flag:1, /* have we ICS mixer chip */ | |
397 | ics_flipped:1, /* ICS mixer have flipped some channels? */ | |
398 | codec_flag:1, /* have we CODEC chip? */ | |
399 | max_flag:1, /* have we GUS MAX card? */ | |
400 | max_ctrl_flag:1, /* have we original GUS MAX card? */ | |
401 | daughter_flag:1, /* have we daughter board? */ | |
402 | interwave:1, /* hey - we have InterWave card */ | |
403 | ess_flag:1, /* ESS chip found... GUS Extreme */ | |
404 | ace_flag:1, /* GUS ACE detected */ | |
405 | uart_enable:1; /* enable MIDI UART */ | |
406 | unsigned short revision; /* revision of chip */ | |
407 | unsigned short max_cntrl_val; /* GUS MAX control value */ | |
408 | unsigned short mix_cntrl_reg; /* mixer control register */ | |
409 | unsigned short joystick_dac; /* joystick DAC level */ | |
410 | int timer_dev; /* timer device */ | |
411 | ||
5e2da206 TI |
412 | struct snd_gf1 gf1; /* gf1 specific variables */ |
413 | struct snd_pcm *pcm; | |
414 | struct snd_pcm_substream *pcm_cap_substream; | |
1da177e4 LT |
415 | unsigned int c_dma_size; |
416 | unsigned int c_period_size; | |
417 | unsigned int c_pos; | |
418 | ||
5e2da206 TI |
419 | struct snd_rawmidi *midi_uart; |
420 | struct snd_rawmidi_substream *midi_substream_output; | |
421 | struct snd_rawmidi_substream *midi_substream_input; | |
1da177e4 | 422 | |
1da177e4 LT |
423 | spinlock_t reg_lock; |
424 | spinlock_t voice_alloc; | |
425 | spinlock_t active_voice_lock; | |
426 | spinlock_t event_lock; | |
427 | spinlock_t dma_lock; | |
428 | spinlock_t pcm_volume_level_lock; | |
429 | spinlock_t uart_cmd_lock; | |
8b7547f9 IM |
430 | struct mutex dma_mutex; |
431 | struct mutex register_mutex; | |
1da177e4 LT |
432 | }; |
433 | ||
434 | /* I/O functions for GF1/InterWave chip - gus_io.c */ | |
435 | ||
5e2da206 | 436 | static inline void snd_gf1_select_voice(struct snd_gus_card * gus, int voice) |
1da177e4 LT |
437 | { |
438 | unsigned long flags; | |
439 | ||
440 | spin_lock_irqsave(&gus->active_voice_lock, flags); | |
441 | if (voice != gus->gf1.active_voice) { | |
442 | gus->gf1.active_voice = voice; | |
443 | outb(voice, GUSP(gus, GF1PAGE)); | |
444 | } | |
445 | spin_unlock_irqrestore(&gus->active_voice_lock, flags); | |
446 | } | |
447 | ||
5e2da206 | 448 | static inline void snd_gf1_uart_cmd(struct snd_gus_card * gus, unsigned char b) |
1da177e4 LT |
449 | { |
450 | outb(gus->gf1.uart_cmd = b, GUSP(gus, MIDICTRL)); | |
451 | } | |
452 | ||
5e2da206 | 453 | static inline unsigned char snd_gf1_uart_stat(struct snd_gus_card * gus) |
1da177e4 LT |
454 | { |
455 | return inb(GUSP(gus, MIDISTAT)); | |
456 | } | |
457 | ||
5e2da206 | 458 | static inline void snd_gf1_uart_put(struct snd_gus_card * gus, unsigned char b) |
1da177e4 LT |
459 | { |
460 | outb(b, GUSP(gus, MIDIDATA)); | |
461 | } | |
462 | ||
5e2da206 | 463 | static inline unsigned char snd_gf1_uart_get(struct snd_gus_card * gus) |
1da177e4 LT |
464 | { |
465 | return inb(GUSP(gus, MIDIDATA)); | |
466 | } | |
467 | ||
5e2da206 | 468 | extern void snd_gf1_delay(struct snd_gus_card * gus); |
1da177e4 | 469 | |
5e2da206 | 470 | extern void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg); |
1da177e4 | 471 | |
5e2da206 TI |
472 | extern void snd_gf1_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
473 | extern unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg); | |
474 | static inline unsigned char snd_gf1_read8(struct snd_gus_card * gus, unsigned char reg) | |
1da177e4 LT |
475 | { |
476 | return snd_gf1_look8(gus, reg | 0x80); | |
477 | } | |
5e2da206 TI |
478 | extern void snd_gf1_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data); |
479 | extern unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg); | |
480 | static inline unsigned short snd_gf1_read16(struct snd_gus_card * gus, unsigned char reg) | |
1da177e4 LT |
481 | { |
482 | return snd_gf1_look16(gus, reg | 0x80); | |
483 | } | |
5e2da206 TI |
484 | extern void snd_gf1_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
485 | extern void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr); | |
486 | extern void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data); | |
487 | extern unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr); | |
488 | extern void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, short w_16bit); | |
489 | extern unsigned int snd_gf1_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit); | |
490 | extern void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg); | |
491 | extern void snd_gf1_i_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data); | |
492 | extern unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg); | |
493 | extern void snd_gf1_i_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data); | |
494 | static inline unsigned char snd_gf1_i_read8(struct snd_gus_card * gus, unsigned char reg) | |
1da177e4 LT |
495 | { |
496 | return snd_gf1_i_look8(gus, reg | 0x80); | |
497 | } | |
5e2da206 TI |
498 | extern unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg); |
499 | static inline unsigned short snd_gf1_i_read16(struct snd_gus_card * gus, unsigned char reg) | |
1da177e4 LT |
500 | { |
501 | return snd_gf1_i_look16(gus, reg | 0x80); | |
502 | } | |
1da177e4 | 503 | |
5e2da206 | 504 | extern void snd_gf1_select_active_voices(struct snd_gus_card * gus); |
1da177e4 LT |
505 | |
506 | /* gus_lfo.c */ | |
507 | ||
508 | struct _SND_IW_LFO_PROGRAM { | |
509 | unsigned short freq_and_control; | |
510 | unsigned char depth_final; | |
511 | unsigned char depth_inc; | |
512 | unsigned short twave; | |
513 | unsigned short depth; | |
514 | }; | |
515 | ||
516 | #if 0 | |
5e2da206 | 517 | extern irqreturn_t snd_gf1_lfo_effect_interrupt(struct snd_gus_card * gus, snd_gf1_voice_t * voice); |
1da177e4 | 518 | #endif |
5e2da206 TI |
519 | extern void snd_gf1_lfo_init(struct snd_gus_card * gus); |
520 | extern void snd_gf1_lfo_done(struct snd_gus_card * gus); | |
521 | extern void snd_gf1_lfo_program(struct snd_gus_card * gus, int voice, int lfo_type, struct _SND_IW_LFO_PROGRAM *program); | |
522 | extern void snd_gf1_lfo_enable(struct snd_gus_card * gus, int voice, int lfo_type); | |
523 | extern void snd_gf1_lfo_disable(struct snd_gus_card * gus, int voice, int lfo_type); | |
524 | extern void snd_gf1_lfo_change_freq(struct snd_gus_card * gus, int voice, int lfo_type, int freq); | |
525 | extern void snd_gf1_lfo_change_depth(struct snd_gus_card * gus, int voice, int lfo_type, int depth); | |
526 | extern void snd_gf1_lfo_setup(struct snd_gus_card * gus, int voice, int lfo_type, int freq, int current_depth, int depth, int sweep, int shape); | |
527 | extern void snd_gf1_lfo_shutdown(struct snd_gus_card * gus, int voice, int lfo_type); | |
1da177e4 | 528 | #if 0 |
5e2da206 | 529 | extern void snd_gf1_lfo_command(struct snd_gus_card * gus, int voice, unsigned char *command); |
1da177e4 LT |
530 | #endif |
531 | ||
532 | /* gus_mem.c */ | |
533 | ||
5e2da206 TI |
534 | void snd_gf1_mem_lock(struct snd_gf1_mem * alloc, int xup); |
535 | int snd_gf1_mem_xfree(struct snd_gf1_mem * alloc, struct snd_gf1_mem_block * block); | |
536 | struct snd_gf1_mem_block *snd_gf1_mem_alloc(struct snd_gf1_mem * alloc, int owner, | |
1da177e4 LT |
537 | char *name, int size, int w_16, |
538 | int align, unsigned int *share_id); | |
5e2da206 TI |
539 | int snd_gf1_mem_free(struct snd_gf1_mem * alloc, unsigned int address); |
540 | int snd_gf1_mem_free_owner(struct snd_gf1_mem * alloc, int owner); | |
541 | int snd_gf1_mem_init(struct snd_gus_card * gus); | |
542 | int snd_gf1_mem_done(struct snd_gus_card * gus); | |
1da177e4 LT |
543 | |
544 | /* gus_mem_proc.c */ | |
545 | ||
5e2da206 | 546 | int snd_gf1_mem_proc_init(struct snd_gus_card * gus); |
1da177e4 LT |
547 | |
548 | /* gus_dma.c */ | |
549 | ||
5e2da206 TI |
550 | int snd_gf1_dma_init(struct snd_gus_card * gus); |
551 | int snd_gf1_dma_done(struct snd_gus_card * gus); | |
552 | int snd_gf1_dma_transfer_block(struct snd_gus_card * gus, | |
553 | struct snd_gf1_dma_block * block, | |
1da177e4 LT |
554 | int atomic, |
555 | int synth); | |
556 | ||
557 | /* gus_volume.c */ | |
558 | ||
559 | unsigned short snd_gf1_lvol_to_gvol_raw(unsigned int vol); | |
5e2da206 | 560 | unsigned short snd_gf1_translate_freq(struct snd_gus_card * gus, unsigned int freq2); |
1da177e4 LT |
561 | |
562 | /* gus_reset.c */ | |
563 | ||
5e2da206 TI |
564 | void snd_gf1_set_default_handlers(struct snd_gus_card * gus, unsigned int what); |
565 | void snd_gf1_smart_stop_voice(struct snd_gus_card * gus, unsigned short voice); | |
566 | void snd_gf1_stop_voice(struct snd_gus_card * gus, unsigned short voice); | |
567 | void snd_gf1_stop_voices(struct snd_gus_card * gus, unsigned short v_min, unsigned short v_max); | |
568 | struct snd_gus_voice *snd_gf1_alloc_voice(struct snd_gus_card * gus, int type, int client, int port); | |
569 | void snd_gf1_free_voice(struct snd_gus_card * gus, struct snd_gus_voice *voice); | |
570 | int snd_gf1_start(struct snd_gus_card * gus); | |
571 | int snd_gf1_stop(struct snd_gus_card * gus); | |
1da177e4 LT |
572 | |
573 | /* gus_mixer.c */ | |
574 | ||
5e2da206 | 575 | int snd_gf1_new_mixer(struct snd_gus_card * gus); |
1da177e4 LT |
576 | |
577 | /* gus_pcm.c */ | |
578 | ||
db5abb3c | 579 | int snd_gf1_pcm_new(struct snd_gus_card *gus, int pcm_dev, int control_index); |
1da177e4 LT |
580 | |
581 | #ifdef CONFIG_SND_DEBUG | |
5e2da206 | 582 | extern void snd_gf1_print_voice_registers(struct snd_gus_card * gus); |
1da177e4 LT |
583 | #endif |
584 | ||
585 | /* gus.c */ | |
586 | ||
5e2da206 TI |
587 | int snd_gus_use_inc(struct snd_gus_card * gus); |
588 | void snd_gus_use_dec(struct snd_gus_card * gus); | |
589 | int snd_gus_create(struct snd_card *card, | |
1da177e4 LT |
590 | unsigned long port, |
591 | int irq, int dma1, int dma2, | |
592 | int timer_dev, | |
593 | int voices, | |
594 | int pcm_channels, | |
595 | int effect, | |
5e2da206 TI |
596 | struct snd_gus_card ** rgus); |
597 | int snd_gus_initialize(struct snd_gus_card * gus); | |
1da177e4 LT |
598 | |
599 | /* gus_irq.c */ | |
600 | ||
7d12e780 | 601 | irqreturn_t snd_gus_interrupt(int irq, void *dev_id); |
1da177e4 | 602 | #ifdef CONFIG_SND_DEBUG |
5e2da206 | 603 | void snd_gus_irq_profile_init(struct snd_gus_card *gus); |
1da177e4 LT |
604 | #endif |
605 | ||
606 | /* gus_uart.c */ | |
607 | ||
db5abb3c | 608 | int snd_gf1_rawmidi_new(struct snd_gus_card *gus, int device); |
1da177e4 | 609 | |
1da177e4 | 610 | /* gus_dram.c */ |
5e2da206 | 611 | int snd_gus_dram_write(struct snd_gus_card *gus, char __user *ptr, |
1da177e4 | 612 | unsigned int addr, unsigned int size); |
5e2da206 | 613 | int snd_gus_dram_read(struct snd_gus_card *gus, char __user *ptr, |
1da177e4 LT |
614 | unsigned int addr, unsigned int size, int rom); |
615 | ||
1da177e4 | 616 | #endif /* __SOUND_GUS_H */ |