fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / sound / gus.h
blobe5433d8b78bc5b692e40a08aa71bb81771739477
1 #ifndef __SOUND_GUS_H
2 #define __SOUND_GUS_H
4 /*
5 * Global structures used for GUS part of ALSA driver
6 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "pcm.h"
26 #include "rawmidi.h"
27 #include "timer.h"
28 #include "seq_midi_emul.h"
29 #include "seq_device.h"
30 #include "ainstr_iw.h"
31 #include "ainstr_gf1.h"
32 #include "ainstr_simple.h"
33 #include <asm/io.h>
35 #define SNDRV_SEQ_DEV_ID_GUS "gus-synth"
37 /* IO ports */
39 #define GUSP(gus, x) ((gus)->gf1.port + SNDRV_g_u_s_##x)
41 #define SNDRV_g_u_s_MIDICTRL (0x320-0x220)
42 #define SNDRV_g_u_s_MIDISTAT (0x320-0x220)
43 #define SNDRV_g_u_s_MIDIDATA (0x321-0x220)
45 #define SNDRV_g_u_s_GF1PAGE (0x322-0x220)
46 #define SNDRV_g_u_s_GF1REGSEL (0x323-0x220)
47 #define SNDRV_g_u_s_GF1DATALOW (0x324-0x220)
48 #define SNDRV_g_u_s_GF1DATAHIGH (0x325-0x220)
49 #define SNDRV_g_u_s_IRQSTAT (0x226-0x220)
50 #define SNDRV_g_u_s_TIMERCNTRL (0x228-0x220)
51 #define SNDRV_g_u_s_TIMERDATA (0x229-0x220)
52 #define SNDRV_g_u_s_DRAM (0x327-0x220)
53 #define SNDRV_g_u_s_MIXCNTRLREG (0x220-0x220)
54 #define SNDRV_g_u_s_IRQDMACNTRLREG (0x22b-0x220)
55 #define SNDRV_g_u_s_REGCNTRLS (0x22f-0x220)
56 #define SNDRV_g_u_s_BOARDVERSION (0x726-0x220)
57 #define SNDRV_g_u_s_MIXCNTRLPORT (0x726-0x220)
58 #define SNDRV_g_u_s_IVER (0x325-0x220)
59 #define SNDRV_g_u_s_MIXDATAPORT (0x326-0x220)
60 #define SNDRV_g_u_s_MAXCNTRLPORT (0x326-0x220)
62 /* GF1 registers */
64 /* global registers */
65 #define SNDRV_GF1_GB_ACTIVE_VOICES 0x0e
66 #define SNDRV_GF1_GB_VOICES_IRQ 0x0f
67 #define SNDRV_GF1_GB_GLOBAL_MODE 0x19
68 #define SNDRV_GF1_GW_LFO_BASE 0x1a
69 #define SNDRV_GF1_GB_VOICES_IRQ_READ 0x1f
70 #define SNDRV_GF1_GB_DRAM_DMA_CONTROL 0x41
71 #define SNDRV_GF1_GW_DRAM_DMA_LOW 0x42
72 #define SNDRV_GF1_GW_DRAM_IO_LOW 0x43
73 #define SNDRV_GF1_GB_DRAM_IO_HIGH 0x44
74 #define SNDRV_GF1_GB_SOUND_BLASTER_CONTROL 0x45
75 #define SNDRV_GF1_GB_ADLIB_TIMER_1 0x46
76 #define SNDRV_GF1_GB_ADLIB_TIMER_2 0x47
77 #define SNDRV_GF1_GB_RECORD_RATE 0x48
78 #define SNDRV_GF1_GB_REC_DMA_CONTROL 0x49
79 #define SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL 0x4b
80 #define SNDRV_GF1_GB_RESET 0x4c
81 #define SNDRV_GF1_GB_DRAM_DMA_HIGH 0x50
82 #define SNDRV_GF1_GW_DRAM_IO16 0x51
83 #define SNDRV_GF1_GW_MEMORY_CONFIG 0x52
84 #define SNDRV_GF1_GB_MEMORY_CONTROL 0x53
85 #define SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR 0x54
86 #define SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR 0x55
87 #define SNDRV_GF1_GW_FIFO_SIZE 0x56
88 #define SNDRV_GF1_GW_INTERLEAVE 0x57
89 #define SNDRV_GF1_GB_COMPATIBILITY 0x59
90 #define SNDRV_GF1_GB_DECODE_CONTROL 0x5a
91 #define SNDRV_GF1_GB_VERSION_NUMBER 0x5b
92 #define SNDRV_GF1_GB_MPU401_CONTROL_A 0x5c
93 #define SNDRV_GF1_GB_MPU401_CONTROL_B 0x5d
94 #define SNDRV_GF1_GB_EMULATION_IRQ 0x60
95 /* voice specific registers */
96 #define SNDRV_GF1_VB_ADDRESS_CONTROL 0x00
97 #define SNDRV_GF1_VW_FREQUENCY 0x01
98 #define SNDRV_GF1_VW_START_HIGH 0x02
99 #define SNDRV_GF1_VW_START_LOW 0x03
100 #define SNDRV_GF1_VA_START SNDRV_GF1_VW_START_HIGH
101 #define SNDRV_GF1_VW_END_HIGH 0x04
102 #define SNDRV_GF1_VW_END_LOW 0x05
103 #define SNDRV_GF1_VA_END SNDRV_GF1_VW_END_HIGH
104 #define SNDRV_GF1_VB_VOLUME_RATE 0x06
105 #define SNDRV_GF1_VB_VOLUME_START 0x07
106 #define SNDRV_GF1_VB_VOLUME_END 0x08
107 #define SNDRV_GF1_VW_VOLUME 0x09
108 #define SNDRV_GF1_VW_CURRENT_HIGH 0x0a
109 #define SNDRV_GF1_VW_CURRENT_LOW 0x0b
110 #define SNDRV_GF1_VA_CURRENT SNDRV_GF1_VW_CURRENT_HIGH
111 #define SNDRV_GF1_VB_PAN 0x0c
112 #define SNDRV_GF1_VW_OFFSET_RIGHT 0x0c
113 #define SNDRV_GF1_VB_VOLUME_CONTROL 0x0d
114 #define SNDRV_GF1_VB_UPPER_ADDRESS 0x10
115 #define SNDRV_GF1_VW_EFFECT_HIGH 0x11
116 #define SNDRV_GF1_VW_EFFECT_LOW 0x12
117 #define SNDRV_GF1_VA_EFFECT SNDRV_GF1_VW_EFFECT_HIGH
118 #define SNDRV_GF1_VW_OFFSET_LEFT 0x13
119 #define SNDRV_GF1_VB_ACCUMULATOR 0x14
120 #define SNDRV_GF1_VB_MODE 0x15
121 #define SNDRV_GF1_VW_EFFECT_VOLUME 0x16
122 #define SNDRV_GF1_VB_FREQUENCY_LFO 0x17
123 #define SNDRV_GF1_VB_VOLUME_LFO 0x18
124 #define SNDRV_GF1_VW_OFFSET_RIGHT_FINAL 0x1b
125 #define SNDRV_GF1_VW_OFFSET_LEFT_FINAL 0x1c
126 #define SNDRV_GF1_VW_EFFECT_VOLUME_FINAL 0x1d
128 /* ICS registers */
130 #define SNDRV_ICS_MIC_DEV 0
131 #define SNDRV_ICS_LINE_DEV 1
132 #define SNDRV_ICS_CD_DEV 2
133 #define SNDRV_ICS_GF1_DEV 3
134 #define SNDRV_ICS_NONE_DEV 4
135 #define SNDRV_ICS_MASTER_DEV 5
137 /* LFO */
139 #define SNDRV_LFO_TREMOLO 0
140 #define SNDRV_LFO_VIBRATO 1
142 /* misc */
144 #define SNDRV_GF1_DMA_UNSIGNED 0x80
145 #define SNDRV_GF1_DMA_16BIT 0x40
146 #define SNDRV_GF1_DMA_IRQ 0x20
147 #define SNDRV_GF1_DMA_WIDTH16 0x04
148 #define SNDRV_GF1_DMA_READ 0x02 /* read from GUS's DRAM */
149 #define SNDRV_GF1_DMA_ENABLE 0x01
151 /* ramp ranges */
153 #define SNDRV_GF1_ATTEN(x) (snd_gf1_atten_table[x])
154 #define SNDRV_GF1_MIN_VOLUME 1800
155 #define SNDRV_GF1_MAX_VOLUME 4095
156 #define SNDRV_GF1_MIN_OFFSET (SNDRV_GF1_MIN_VOLUME>>4)
157 #define SNDRV_GF1_MAX_OFFSET 255
158 #define SNDRV_GF1_MAX_TDEPTH 90
160 /* defines for memory manager */
162 #define SNDRV_GF1_MEM_BLOCK_16BIT 0x0001
164 #define SNDRV_GF1_MEM_OWNER_DRIVER 0x0001
165 #define SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE 0x0002
166 #define SNDRV_GF1_MEM_OWNER_WAVE_GF1 0x0003
167 #define SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF 0x0004
169 /* constants for interrupt handlers */
171 #define SNDRV_GF1_HANDLER_MIDI_OUT 0x00010000
172 #define SNDRV_GF1_HANDLER_MIDI_IN 0x00020000
173 #define SNDRV_GF1_HANDLER_TIMER1 0x00040000
174 #define SNDRV_GF1_HANDLER_TIMER2 0x00080000
175 #define SNDRV_GF1_HANDLER_VOICE 0x00100000
176 #define SNDRV_GF1_HANDLER_DMA_WRITE 0x00200000
177 #define SNDRV_GF1_HANDLER_DMA_READ 0x00400000
178 #define SNDRV_GF1_HANDLER_ALL (0xffff0000&~SNDRV_GF1_HANDLER_VOICE)
180 /* constants for DMA flags */
182 #define SNDRV_GF1_DMA_TRIGGER 1
184 /* --- */
186 struct snd_gus_card;
188 /* GF1 specific structure */
190 struct snd_gf1_bank_info {
191 unsigned int address;
192 unsigned int size;
195 struct snd_gf1_mem_block {
196 unsigned short flags; /* flags - SNDRV_GF1_MEM_BLOCK_XXXX */
197 unsigned short owner; /* owner - SNDRV_GF1_MEM_OWNER_XXXX */
198 unsigned int share; /* share count */
199 unsigned int share_id[4]; /* share ID */
200 unsigned int ptr;
201 unsigned int size;
202 char *name;
203 struct snd_gf1_mem_block *next;
204 struct snd_gf1_mem_block *prev;
207 struct snd_gf1_mem {
208 struct snd_gf1_bank_info banks_8[4];
209 struct snd_gf1_bank_info banks_16[4];
210 struct snd_gf1_mem_block *first;
211 struct snd_gf1_mem_block *last;
212 struct mutex memory_mutex;
215 struct snd_gf1_dma_block {
216 void *buffer; /* buffer in computer's RAM */
217 unsigned long buf_addr; /* buffer address */
218 unsigned int addr; /* address in onboard memory */
219 unsigned int count; /* count in bytes */
220 unsigned int cmd; /* DMA command (format) */
221 void (*ack)(struct snd_gus_card * gus, void *private_data);
222 void *private_data;
223 struct snd_gf1_dma_block *next;
226 struct snd_gus_port {
227 struct snd_midi_channel_set * chset;
228 struct snd_gus_card * gus;
229 int mode; /* operation mode */
230 int client; /* sequencer client number */
231 int port; /* sequencer port number */
232 unsigned int midi_has_voices: 1;
235 struct snd_gus_voice;
237 struct snd_gus_sample_ops {
238 void (*sample_start)(struct snd_gus_card *gus, struct snd_gus_voice *voice, snd_seq_position_t position);
239 void (*sample_stop)(struct snd_gus_card *gus, struct snd_gus_voice *voice, int mode);
240 void (*sample_freq)(struct snd_gus_card *gus, struct snd_gus_voice *voice, snd_seq_frequency_t freq);
241 void (*sample_volume)(struct snd_gus_card *gus, struct snd_gus_voice *voice, struct snd_seq_ev_volume *volume);
242 void (*sample_loop)(struct snd_gus_card *card, struct snd_gus_voice *voice, struct snd_seq_ev_loop *loop);
243 void (*sample_pos)(struct snd_gus_card *card, struct snd_gus_voice *voice, snd_seq_position_t position);
244 void (*sample_private1)(struct snd_gus_card *card, struct snd_gus_voice *voice, unsigned char *data);
247 #define SNDRV_GF1_VOICE_TYPE_PCM 0
248 #define SNDRV_GF1_VOICE_TYPE_SYNTH 1
249 #define SNDRV_GF1_VOICE_TYPE_MIDI 2
251 #define SNDRV_GF1_VFLG_RUNNING (1<<0)
252 #define SNDRV_GF1_VFLG_EFFECT_TIMER1 (1<<1)
253 #define SNDRV_GF1_VFLG_PAN (1<<2)
255 enum snd_gus_volume_state {
256 VENV_BEFORE,
257 VENV_ATTACK,
258 VENV_SUSTAIN,
259 VENV_RELEASE,
260 VENV_DONE,
261 VENV_VOLUME
264 struct snd_gus_voice {
265 int number;
266 unsigned int use: 1,
267 pcm: 1,
268 synth:1,
269 midi: 1;
270 unsigned int flags;
271 unsigned char client;
272 unsigned char port;
273 unsigned char index;
274 unsigned char pad;
276 #ifdef CONFIG_SND_DEBUG
277 unsigned int interrupt_stat_wave;
278 unsigned int interrupt_stat_volume;
279 #endif
280 void (*handler_wave) (struct snd_gus_card * gus, struct snd_gus_voice * voice);
281 void (*handler_volume) (struct snd_gus_card * gus, struct snd_gus_voice * voice);
282 void (*handler_effect) (struct snd_gus_card * gus, struct snd_gus_voice * voice);
283 void (*volume_change) (struct snd_gus_card * gus);
285 struct snd_gus_sample_ops *sample_ops;
287 struct snd_seq_instr instr;
289 /* running status / registers */
291 struct snd_seq_ev_volume sample_volume;
293 unsigned short fc_register;
294 unsigned short fc_lfo;
295 unsigned short gf1_volume;
296 unsigned char control;
297 unsigned char mode;
298 unsigned char gf1_pan;
299 unsigned char effect_accumulator;
300 unsigned char volume_control;
301 unsigned char venv_value_next;
302 enum snd_gus_volume_state venv_state;
303 enum snd_gus_volume_state venv_state_prev;
304 unsigned short vlo;
305 unsigned short vro;
306 unsigned short gf1_effect_volume;
308 /* --- */
310 void *private_data;
311 void (*private_free)(struct snd_gus_voice *voice);
314 struct snd_gf1 {
316 unsigned int enh_mode:1, /* enhanced mode (GFA1) */
317 hw_lfo:1, /* use hardware LFO */
318 sw_lfo:1, /* use software LFO */
319 effect:1; /* use effect voices */
321 unsigned long port; /* port of GF1 chip */
322 struct resource *res_port1;
323 struct resource *res_port2;
324 int irq; /* IRQ number */
325 int dma1; /* DMA1 number */
326 int dma2; /* DMA2 number */
327 unsigned int memory; /* GUS's DRAM size in bytes */
328 unsigned int rom_memory; /* GUS's ROM size in bytes */
329 unsigned int rom_present; /* bitmask */
330 unsigned int rom_banks; /* GUS's ROM banks */
332 struct snd_gf1_mem mem_alloc;
334 /* registers */
335 unsigned short reg_page;
336 unsigned short reg_regsel;
337 unsigned short reg_data8;
338 unsigned short reg_data16;
339 unsigned short reg_irqstat;
340 unsigned short reg_dram;
341 unsigned short reg_timerctrl;
342 unsigned short reg_timerdata;
343 unsigned char ics_regs[6][2];
344 /* --------- */
346 unsigned char active_voices; /* active voices */
347 unsigned char active_voice; /* selected voice (GF1PAGE register) */
349 struct snd_gus_voice voices[32]; /* GF1 voices */
351 unsigned int default_voice_address;
353 unsigned short playback_freq; /* GF1 playback (mixing) frequency */
354 unsigned short mode; /* see to SNDRV_GF1_MODE_XXXX */
355 unsigned char volume_ramp;
356 unsigned char smooth_pan;
357 unsigned char full_range_pan;
358 unsigned char pad0;
360 unsigned char *lfos;
362 /* interrupt handlers */
364 void (*interrupt_handler_midi_out) (struct snd_gus_card * gus);
365 void (*interrupt_handler_midi_in) (struct snd_gus_card * gus);
366 void (*interrupt_handler_timer1) (struct snd_gus_card * gus);
367 void (*interrupt_handler_timer2) (struct snd_gus_card * gus);
368 void (*interrupt_handler_dma_write) (struct snd_gus_card * gus);
369 void (*interrupt_handler_dma_read) (struct snd_gus_card * gus);
371 #ifdef CONFIG_SND_DEBUG
372 unsigned int interrupt_stat_midi_out;
373 unsigned int interrupt_stat_midi_in;
374 unsigned int interrupt_stat_timer1;
375 unsigned int interrupt_stat_timer2;
376 unsigned int interrupt_stat_dma_write;
377 unsigned int interrupt_stat_dma_read;
378 unsigned int interrupt_stat_voice_lost;
379 #endif
381 /* synthesizer */
383 int seq_client;
384 struct snd_gus_port seq_ports[4];
385 struct snd_seq_kinstr_list *ilist;
386 struct snd_iwffff_ops iwffff_ops;
387 struct snd_gf1_ops gf1_ops;
388 struct snd_simple_ops simple_ops;
390 /* timer */
392 unsigned short timer_enabled;
393 struct snd_timer *timer1;
394 struct snd_timer *timer2;
396 /* midi */
398 unsigned short uart_cmd;
399 unsigned int uart_framing;
400 unsigned int uart_overrun;
402 /* dma operations */
404 unsigned int dma_flags;
405 unsigned int dma_shared;
406 struct snd_gf1_dma_block *dma_data_pcm;
407 struct snd_gf1_dma_block *dma_data_pcm_last;
408 struct snd_gf1_dma_block *dma_data_synth;
409 struct snd_gf1_dma_block *dma_data_synth_last;
410 void (*dma_ack)(struct snd_gus_card * gus, void *private_data);
411 void *dma_private_data;
413 /* pcm */
414 int pcm_channels;
415 int pcm_alloc_voices;
416 unsigned short pcm_volume_level_left;
417 unsigned short pcm_volume_level_right;
418 unsigned short pcm_volume_level_left1;
419 unsigned short pcm_volume_level_right1;
421 unsigned char pcm_rcntrl_reg;
422 unsigned char pad_end;
425 /* main structure for GUS card */
427 struct snd_gus_card {
428 struct snd_card *card;
430 unsigned int
431 initialized: 1, /* resources were initialized */
432 equal_irq:1, /* GF1 and CODEC shares IRQ (GUS MAX only) */
433 equal_dma:1, /* if dma channels are equal (not valid for daughter board) */
434 ics_flag:1, /* have we ICS mixer chip */
435 ics_flipped:1, /* ICS mixer have flipped some channels? */
436 codec_flag:1, /* have we CODEC chip? */
437 max_flag:1, /* have we GUS MAX card? */
438 max_ctrl_flag:1, /* have we original GUS MAX card? */
439 daughter_flag:1, /* have we daughter board? */
440 interwave:1, /* hey - we have InterWave card */
441 ess_flag:1, /* ESS chip found... GUS Extreme */
442 ace_flag:1, /* GUS ACE detected */
443 uart_enable:1; /* enable MIDI UART */
444 unsigned short revision; /* revision of chip */
445 unsigned short max_cntrl_val; /* GUS MAX control value */
446 unsigned short mix_cntrl_reg; /* mixer control register */
447 unsigned short joystick_dac; /* joystick DAC level */
448 int timer_dev; /* timer device */
450 struct snd_gf1 gf1; /* gf1 specific variables */
451 struct snd_pcm *pcm;
452 struct snd_pcm_substream *pcm_cap_substream;
453 unsigned int c_dma_size;
454 unsigned int c_period_size;
455 unsigned int c_pos;
457 struct snd_rawmidi *midi_uart;
458 struct snd_rawmidi_substream *midi_substream_output;
459 struct snd_rawmidi_substream *midi_substream_input;
461 struct snd_seq_device *seq_dev;
463 spinlock_t reg_lock;
464 spinlock_t voice_alloc;
465 spinlock_t active_voice_lock;
466 spinlock_t event_lock;
467 spinlock_t dma_lock;
468 spinlock_t pcm_volume_level_lock;
469 spinlock_t uart_cmd_lock;
470 struct mutex dma_mutex;
471 struct mutex register_mutex;
474 /* I/O functions for GF1/InterWave chip - gus_io.c */
476 static inline void snd_gf1_select_voice(struct snd_gus_card * gus, int voice)
478 unsigned long flags;
480 spin_lock_irqsave(&gus->active_voice_lock, flags);
481 if (voice != gus->gf1.active_voice) {
482 gus->gf1.active_voice = voice;
483 outb(voice, GUSP(gus, GF1PAGE));
485 spin_unlock_irqrestore(&gus->active_voice_lock, flags);
488 static inline void snd_gf1_uart_cmd(struct snd_gus_card * gus, unsigned char b)
490 outb(gus->gf1.uart_cmd = b, GUSP(gus, MIDICTRL));
493 static inline unsigned char snd_gf1_uart_stat(struct snd_gus_card * gus)
495 return inb(GUSP(gus, MIDISTAT));
498 static inline void snd_gf1_uart_put(struct snd_gus_card * gus, unsigned char b)
500 outb(b, GUSP(gus, MIDIDATA));
503 static inline unsigned char snd_gf1_uart_get(struct snd_gus_card * gus)
505 return inb(GUSP(gus, MIDIDATA));
508 extern void snd_gf1_delay(struct snd_gus_card * gus);
510 extern void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg);
512 extern void snd_gf1_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data);
513 extern unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg);
514 static inline unsigned char snd_gf1_read8(struct snd_gus_card * gus, unsigned char reg)
516 return snd_gf1_look8(gus, reg | 0x80);
518 extern void snd_gf1_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data);
519 extern unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg);
520 static inline unsigned short snd_gf1_read16(struct snd_gus_card * gus, unsigned char reg)
522 return snd_gf1_look16(gus, reg | 0x80);
524 extern void snd_gf1_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data);
525 extern void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr);
526 extern void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data);
527 extern unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr);
528 extern void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, short w_16bit);
529 extern unsigned int snd_gf1_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit);
530 extern void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg);
531 extern void snd_gf1_i_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data);
532 extern unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg);
533 extern void snd_gf1_i_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data);
534 static inline unsigned char snd_gf1_i_read8(struct snd_gus_card * gus, unsigned char reg)
536 return snd_gf1_i_look8(gus, reg | 0x80);
538 extern unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg);
539 static inline unsigned short snd_gf1_i_read16(struct snd_gus_card * gus, unsigned char reg)
541 return snd_gf1_i_look16(gus, reg | 0x80);
544 extern void snd_gf1_select_active_voices(struct snd_gus_card * gus);
546 /* gus_lfo.c */
548 struct _SND_IW_LFO_PROGRAM {
549 unsigned short freq_and_control;
550 unsigned char depth_final;
551 unsigned char depth_inc;
552 unsigned short twave;
553 unsigned short depth;
556 #if 0
557 extern irqreturn_t snd_gf1_lfo_effect_interrupt(struct snd_gus_card * gus, snd_gf1_voice_t * voice);
558 #endif
559 extern void snd_gf1_lfo_init(struct snd_gus_card * gus);
560 extern void snd_gf1_lfo_done(struct snd_gus_card * gus);
561 extern void snd_gf1_lfo_program(struct snd_gus_card * gus, int voice, int lfo_type, struct _SND_IW_LFO_PROGRAM *program);
562 extern void snd_gf1_lfo_enable(struct snd_gus_card * gus, int voice, int lfo_type);
563 extern void snd_gf1_lfo_disable(struct snd_gus_card * gus, int voice, int lfo_type);
564 extern void snd_gf1_lfo_change_freq(struct snd_gus_card * gus, int voice, int lfo_type, int freq);
565 extern void snd_gf1_lfo_change_depth(struct snd_gus_card * gus, int voice, int lfo_type, int depth);
566 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);
567 extern void snd_gf1_lfo_shutdown(struct snd_gus_card * gus, int voice, int lfo_type);
568 #if 0
569 extern void snd_gf1_lfo_command(struct snd_gus_card * gus, int voice, unsigned char *command);
570 #endif
572 /* gus_mem.c */
574 void snd_gf1_mem_lock(struct snd_gf1_mem * alloc, int xup);
575 int snd_gf1_mem_xfree(struct snd_gf1_mem * alloc, struct snd_gf1_mem_block * block);
576 struct snd_gf1_mem_block *snd_gf1_mem_alloc(struct snd_gf1_mem * alloc, int owner,
577 char *name, int size, int w_16,
578 int align, unsigned int *share_id);
579 int snd_gf1_mem_free(struct snd_gf1_mem * alloc, unsigned int address);
580 int snd_gf1_mem_free_owner(struct snd_gf1_mem * alloc, int owner);
581 int snd_gf1_mem_init(struct snd_gus_card * gus);
582 int snd_gf1_mem_done(struct snd_gus_card * gus);
584 /* gus_mem_proc.c */
586 int snd_gf1_mem_proc_init(struct snd_gus_card * gus);
588 /* gus_dma.c */
590 int snd_gf1_dma_init(struct snd_gus_card * gus);
591 int snd_gf1_dma_done(struct snd_gus_card * gus);
592 int snd_gf1_dma_transfer_block(struct snd_gus_card * gus,
593 struct snd_gf1_dma_block * block,
594 int atomic,
595 int synth);
597 /* gus_volume.c */
599 unsigned short snd_gf1_lvol_to_gvol_raw(unsigned int vol);
600 unsigned short snd_gf1_translate_freq(struct snd_gus_card * gus, unsigned int freq2);
602 /* gus_reset.c */
604 void snd_gf1_set_default_handlers(struct snd_gus_card * gus, unsigned int what);
605 void snd_gf1_smart_stop_voice(struct snd_gus_card * gus, unsigned short voice);
606 void snd_gf1_stop_voice(struct snd_gus_card * gus, unsigned short voice);
607 void snd_gf1_stop_voices(struct snd_gus_card * gus, unsigned short v_min, unsigned short v_max);
608 struct snd_gus_voice *snd_gf1_alloc_voice(struct snd_gus_card * gus, int type, int client, int port);
609 void snd_gf1_free_voice(struct snd_gus_card * gus, struct snd_gus_voice *voice);
610 int snd_gf1_start(struct snd_gus_card * gus);
611 int snd_gf1_stop(struct snd_gus_card * gus);
613 /* gus_mixer.c */
615 int snd_gf1_new_mixer(struct snd_gus_card * gus);
617 /* gus_pcm.c */
619 int snd_gf1_pcm_new(struct snd_gus_card * gus, int pcm_dev, int control_index, struct snd_pcm ** rpcm);
621 #ifdef CONFIG_SND_DEBUG
622 extern void snd_gf1_print_voice_registers(struct snd_gus_card * gus);
623 #endif
625 /* gus.c */
627 int snd_gus_use_inc(struct snd_gus_card * gus);
628 void snd_gus_use_dec(struct snd_gus_card * gus);
629 int snd_gus_create(struct snd_card *card,
630 unsigned long port,
631 int irq, int dma1, int dma2,
632 int timer_dev,
633 int voices,
634 int pcm_channels,
635 int effect,
636 struct snd_gus_card ** rgus);
637 int snd_gus_initialize(struct snd_gus_card * gus);
639 /* gus_irq.c */
641 irqreturn_t snd_gus_interrupt(int irq, void *dev_id);
642 #ifdef CONFIG_SND_DEBUG
643 void snd_gus_irq_profile_init(struct snd_gus_card *gus);
644 #endif
646 /* gus_uart.c */
648 int snd_gf1_rawmidi_new(struct snd_gus_card * gus, int device, struct snd_rawmidi **rrawmidi);
650 #if 0
651 extern void snd_engine_instrument_register(unsigned short mode,
652 struct _SND_INSTRUMENT_VOICE_COMMANDS *voice_cmds,
653 struct _SND_INSTRUMENT_NOTE_COMMANDS *note_cmds,
654 struct _SND_INSTRUMENT_CHANNEL_COMMANDS *channel_cmds);
655 extern int snd_engine_instrument_register_ask(unsigned short mode);
656 #endif
658 /* gus_dram.c */
659 int snd_gus_dram_write(struct snd_gus_card *gus, char __user *ptr,
660 unsigned int addr, unsigned int size);
661 int snd_gus_dram_read(struct snd_gus_card *gus, char __user *ptr,
662 unsigned int addr, unsigned int size, int rom);
664 #if defined(CONFIG_SND_SEQUENCER) || defined(CONFIG_SND_SEQUENCER_MODULE)
666 /* gus_sample.c */
667 void snd_gus_sample_event(struct snd_seq_event *ev, struct snd_gus_port *p);
669 /* gus_simple.c */
670 void snd_gf1_simple_init(struct snd_gus_voice *voice);
672 /* gus_instr.c */
673 int snd_gus_iwffff_put_sample(void *private_data, struct iwffff_wave *wave,
674 char __user *data, long len, int atomic);
675 int snd_gus_iwffff_get_sample(void *private_data, struct iwffff_wave *wave,
676 char __user *data, long len, int atomic);
677 int snd_gus_iwffff_remove_sample(void *private_data, struct iwffff_wave *wave,
678 int atomic);
679 int snd_gus_gf1_put_sample(void *private_data, struct gf1_wave *wave,
680 char __user *data, long len, int atomic);
681 int snd_gus_gf1_get_sample(void *private_data, struct gf1_wave *wave,
682 char __user *data, long len, int atomic);
683 int snd_gus_gf1_remove_sample(void *private_data, struct gf1_wave *wave,
684 int atomic);
685 int snd_gus_simple_put_sample(void *private_data, struct simple_instrument *instr,
686 char __user *data, long len, int atomic);
687 int snd_gus_simple_get_sample(void *private_data, struct simple_instrument *instr,
688 char __user *data, long len, int atomic);
689 int snd_gus_simple_remove_sample(void *private_data, struct simple_instrument *instr,
690 int atomic);
692 #endif /* CONFIG_SND_SEQUENCER */
694 #endif /* __SOUND_GUS_H */