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1 | #ifndef __SOUND_TRIDENT_H |
2 | #define __SOUND_TRIDENT_H | |
3 | ||
4 | /* | |
5 | * audio@tridentmicro.com | |
6 | * Fri Feb 19 15:55:28 MST 1999 | |
7 | * Definitions for Trident 4DWave DX/NX chips | |
8 | * | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
23 | * | |
24 | */ | |
25 | ||
26 | #include "pcm.h" | |
27 | #include "mpu401.h" | |
28 | #include "ac97_codec.h" | |
29 | #include "seq_midi_emul.h" | |
30 | #include "seq_device.h" | |
31 | #include "util_mem.h" | |
32 | //#include "ainstr_iw.h" | |
33 | //#include "ainstr_gf1.h" | |
34 | #include "ainstr_simple.h" | |
35 | ||
36 | #ifndef PCI_VENDOR_ID_TRIDENT | |
37 | #define PCI_VENDOR_ID_TRIDENT 0x1023 | |
38 | #endif | |
39 | #ifndef PCI_DEVICE_ID_TRIDENT_4DWAVE_DX | |
40 | #define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX 0x2000 | |
41 | #endif | |
42 | #ifndef PCI_DEVICE_ID_TRIDENT_4DWAVE_NX | |
43 | #define PCI_DEVICE_ID_TRIDENT_4DWAVE_NX 0x2001 | |
44 | #endif | |
45 | ||
46 | #ifndef PCI_VENDOR_ID_SI | |
47 | #define PCI_VENDOR_ID_SI 0x1039 | |
48 | #endif | |
49 | #ifndef PCI_DEVICE_ID_SI_7018 | |
50 | #define PCI_DEVICE_ID_SI_7018 0x7018 | |
51 | #endif | |
52 | ||
53 | #define TRIDENT_DEVICE_ID_DX ((PCI_VENDOR_ID_TRIDENT<<16)|PCI_DEVICE_ID_TRIDENT_4DWAVE_DX) | |
54 | #define TRIDENT_DEVICE_ID_NX ((PCI_VENDOR_ID_TRIDENT<<16)|PCI_DEVICE_ID_TRIDENT_4DWAVE_NX) | |
55 | #define TRIDENT_DEVICE_ID_SI7018 ((PCI_VENDOR_ID_SI<<16)|PCI_DEVICE_ID_SI_7018) | |
56 | ||
57 | #define SNDRV_SEQ_DEV_ID_TRIDENT "trident-synth" | |
58 | ||
59 | #define SNDRV_TRIDENT_VOICE_TYPE_PCM 0 | |
60 | #define SNDRV_TRIDENT_VOICE_TYPE_SYNTH 1 | |
61 | #define SNDRV_TRIDENT_VOICE_TYPE_MIDI 2 | |
62 | ||
63 | #define SNDRV_TRIDENT_VFLG_RUNNING (1<<0) | |
64 | ||
65 | /* TLB code constants */ | |
66 | #define SNDRV_TRIDENT_PAGE_SIZE 4096 | |
67 | #define SNDRV_TRIDENT_PAGE_SHIFT 12 | |
68 | #define SNDRV_TRIDENT_PAGE_MASK ((1<<SNDRV_TRIDENT_PAGE_SHIFT)-1) | |
69 | #define SNDRV_TRIDENT_MAX_PAGES 4096 | |
70 | ||
71 | /* | |
72 | * Direct registers | |
73 | */ | |
74 | ||
75 | #define TRID_REG(trident, x) ((trident)->port + (x)) | |
76 | ||
77 | #define ID_4DWAVE_DX 0x2000 | |
78 | #define ID_4DWAVE_NX 0x2001 | |
79 | ||
80 | /* Bank definitions */ | |
81 | ||
82 | #define T4D_BANK_A 0 | |
83 | #define T4D_BANK_B 1 | |
84 | #define T4D_NUM_BANKS 2 | |
85 | ||
86 | /* Register definitions */ | |
87 | ||
88 | /* Global registers */ | |
89 | ||
90 | enum global_control_bits { | |
91 | CHANNEL_IDX = 0x0000003f, | |
92 | OVERRUN_IE = 0x00000400, /* interrupt enable: capture overrun */ | |
93 | UNDERRUN_IE = 0x00000800, /* interrupt enable: playback underrun */ | |
94 | ENDLP_IE = 0x00001000, /* interrupt enable: end of buffer */ | |
95 | MIDLP_IE = 0x00002000, /* interrupt enable: middle buffer */ | |
96 | ETOG_IE = 0x00004000, /* interrupt enable: envelope toggling */ | |
97 | EDROP_IE = 0x00008000, /* interrupt enable: envelope drop */ | |
98 | BANK_B_EN = 0x00010000, /* SiS: enable bank B (64 channels) */ | |
99 | PCMIN_B_MIX = 0x00020000, /* SiS: PCM IN B mixing enable */ | |
100 | I2S_OUT_ASSIGN = 0x00040000, /* SiS: I2S Out contains surround PCM */ | |
101 | SPDIF_OUT_ASSIGN= 0x00080000, /* SiS: 0=S/PDIF L/R | 1=PCM Out FIFO */ | |
102 | MAIN_OUT_ASSIGN = 0x00100000, /* SiS: 0=PCM Out FIFO | 1=MMC Out buffer */ | |
103 | }; | |
104 | ||
105 | enum miscint_bits { | |
106 | PB_UNDERRUN_IRQ = 0x00000001, REC_OVERRUN_IRQ = 0x00000002, | |
107 | SB_IRQ = 0x00000004, MPU401_IRQ = 0x00000008, | |
108 | OPL3_IRQ = 0x00000010, ADDRESS_IRQ = 0x00000020, | |
109 | ENVELOPE_IRQ = 0x00000040, PB_UNDERRUN = 0x00000100, | |
110 | REC_OVERRUN = 0x00000200, MIXER_UNDERFLOW = 0x00000400, | |
111 | MIXER_OVERFLOW = 0x00000800, NX_SB_IRQ_DISABLE = 0x00001000, | |
112 | ST_TARGET_REACHED = 0x00008000, | |
113 | PB_24K_MODE = 0x00010000, ST_IRQ_EN = 0x00800000, | |
114 | ACGPIO_IRQ = 0x01000000 | |
115 | }; | |
116 | ||
117 | /* T2 legacy dma control registers. */ | |
118 | #define LEGACY_DMAR0 0x00 // ADR0 | |
119 | #define LEGACY_DMAR4 0x04 // CNT0 | |
120 | #define LEGACY_DMAR6 0x06 // CNT0 - High bits | |
121 | #define LEGACY_DMAR11 0x0b // MOD | |
122 | #define LEGACY_DMAR15 0x0f // MMR | |
123 | ||
124 | #define T4D_START_A 0x80 | |
125 | #define T4D_STOP_A 0x84 | |
126 | #define T4D_DLY_A 0x88 | |
127 | #define T4D_SIGN_CSO_A 0x8c | |
128 | #define T4D_CSPF_A 0x90 | |
129 | #define T4D_CSPF_B 0xbc | |
130 | #define T4D_CEBC_A 0x94 | |
131 | #define T4D_AINT_A 0x98 | |
132 | #define T4D_AINTEN_A 0x9c | |
133 | #define T4D_LFO_GC_CIR 0xa0 | |
134 | #define T4D_MUSICVOL_WAVEVOL 0xa8 | |
135 | #define T4D_SBDELTA_DELTA_R 0xac | |
136 | #define T4D_MISCINT 0xb0 | |
137 | #define T4D_START_B 0xb4 | |
138 | #define T4D_STOP_B 0xb8 | |
139 | #define T4D_SBBL_SBCL 0xc0 | |
140 | #define T4D_SBCTRL_SBE2R_SBDD 0xc4 | |
141 | #define T4D_STIMER 0xc8 | |
142 | #define T4D_AINT_B 0xd8 | |
143 | #define T4D_AINTEN_B 0xdc | |
144 | #define T4D_RCI 0x70 | |
145 | ||
146 | /* MPU-401 UART */ | |
147 | #define T4D_MPU401_BASE 0x20 | |
148 | #define T4D_MPUR0 0x20 | |
149 | #define T4D_MPUR1 0x21 | |
150 | #define T4D_MPUR2 0x22 | |
151 | #define T4D_MPUR3 0x23 | |
152 | ||
153 | /* S/PDIF Registers */ | |
154 | #define NX_SPCTRL_SPCSO 0x24 | |
155 | #define NX_SPLBA 0x28 | |
156 | #define NX_SPESO 0x2c | |
157 | #define NX_SPCSTATUS 0x64 | |
158 | ||
159 | /* Joystick */ | |
160 | #define GAMEPORT_GCR 0x30 | |
161 | #define GAMEPORT_MODE_ADC 0x80 | |
162 | #define GAMEPORT_LEGACY 0x31 | |
163 | #define GAMEPORT_AXES 0x34 | |
164 | ||
165 | /* NX Specific Registers */ | |
166 | #define NX_TLBC 0x6c | |
167 | ||
168 | /* Channel Registers */ | |
169 | ||
170 | #define CH_START 0xe0 | |
171 | ||
172 | #define CH_DX_CSO_ALPHA_FMS 0xe0 | |
173 | #define CH_DX_ESO_DELTA 0xe8 | |
174 | #define CH_DX_FMC_RVOL_CVOL 0xec | |
175 | ||
176 | #define CH_NX_DELTA_CSO 0xe0 | |
177 | #define CH_NX_DELTA_ESO 0xe8 | |
178 | #define CH_NX_ALPHA_FMS_FMC_RVOL_CVOL 0xec | |
179 | ||
180 | #define CH_LBA 0xe4 | |
181 | #define CH_GVSEL_PAN_VOL_CTRL_EC 0xf0 | |
182 | #define CH_EBUF1 0xf4 | |
183 | #define CH_EBUF2 0xf8 | |
184 | ||
185 | /* AC-97 Registers */ | |
186 | ||
187 | #define DX_ACR0_AC97_W 0x40 | |
188 | #define DX_ACR1_AC97_R 0x44 | |
189 | #define DX_ACR2_AC97_COM_STAT 0x48 | |
190 | ||
191 | #define NX_ACR0_AC97_COM_STAT 0x40 | |
192 | #define NX_ACR1_AC97_W 0x44 | |
193 | #define NX_ACR2_AC97_R_PRIMARY 0x48 | |
194 | #define NX_ACR3_AC97_R_SECONDARY 0x4c | |
195 | ||
196 | #define SI_AC97_WRITE 0x40 | |
197 | #define SI_AC97_READ 0x44 | |
198 | #define SI_SERIAL_INTF_CTRL 0x48 | |
199 | #define SI_AC97_GPIO 0x4c | |
200 | #define SI_ASR0 0x50 | |
201 | #define SI_SPDIF_CS 0x70 | |
202 | #define SI_GPIO 0x7c | |
203 | ||
204 | enum trident_nx_ac97_bits { | |
205 | /* ACR1-3 */ | |
206 | NX_AC97_BUSY_WRITE = 0x0800, | |
207 | NX_AC97_BUSY_READ = 0x0800, | |
208 | NX_AC97_BUSY_DATA = 0x0400, | |
209 | NX_AC97_WRITE_SECONDARY = 0x0100, | |
210 | /* ACR0 */ | |
211 | NX_AC97_SECONDARY_READY = 0x0040, | |
212 | NX_AC97_SECONDARY_RECORD = 0x0020, | |
213 | NX_AC97_SURROUND_OUTPUT = 0x0010, | |
214 | NX_AC97_PRIMARY_READY = 0x0008, | |
215 | NX_AC97_PRIMARY_RECORD = 0x0004, | |
216 | NX_AC97_PCM_OUTPUT = 0x0002, | |
217 | NX_AC97_WARM_RESET = 0x0001 | |
218 | }; | |
219 | ||
220 | enum trident_dx_ac97_bits { | |
221 | DX_AC97_BUSY_WRITE = 0x8000, | |
222 | DX_AC97_BUSY_READ = 0x8000, | |
223 | DX_AC97_READY = 0x0010, | |
224 | DX_AC97_RECORD = 0x0008, | |
225 | DX_AC97_PLAYBACK = 0x0002 | |
226 | }; | |
227 | ||
228 | enum sis7018_ac97_bits { | |
229 | SI_AC97_BUSY_WRITE = 0x00008000, | |
230 | SI_AC97_AUDIO_BUSY = 0x00004000, | |
231 | SI_AC97_MODEM_BUSY = 0x00002000, | |
232 | SI_AC97_BUSY_READ = 0x00008000, | |
233 | SI_AC97_SECONDARY = 0x00000080, | |
234 | }; | |
235 | ||
236 | enum serial_intf_ctrl_bits { | |
237 | WARM_RESET = 0x00000001, | |
238 | COLD_RESET = 0x00000002, | |
239 | I2S_CLOCK = 0x00000004, | |
240 | PCM_SEC_AC97 = 0x00000008, | |
241 | AC97_DBL_RATE = 0x00000010, | |
242 | SPDIF_EN = 0x00000020, | |
243 | I2S_OUTPUT_EN = 0x00000040, | |
244 | I2S_INPUT_EN = 0x00000080, | |
245 | PCMIN = 0x00000100, | |
246 | LINE1IN = 0x00000200, | |
247 | MICIN = 0x00000400, | |
248 | LINE2IN = 0x00000800, | |
249 | HEAD_SET_IN = 0x00001000, | |
250 | GPIOIN = 0x00002000, | |
251 | /* 7018 spec says id = 01 but the demo board routed to 10 | |
252 | SECONDARY_ID= 0x00004000, */ | |
253 | SECONDARY_ID = 0x00004000, | |
254 | PCMOUT = 0x00010000, | |
255 | SURROUT = 0x00020000, | |
256 | CENTEROUT = 0x00040000, | |
257 | LFEOUT = 0x00080000, | |
258 | LINE1OUT = 0x00100000, | |
259 | LINE2OUT = 0x00200000, | |
260 | GPIOOUT = 0x00400000, | |
261 | SI_AC97_PRIMARY_READY = 0x01000000, | |
262 | SI_AC97_SECONDARY_READY = 0x02000000, | |
263 | SI_AC97_POWERDOWN = 0x04000000, | |
264 | }; | |
265 | ||
266 | /* PCM defaults */ | |
267 | ||
268 | #define T4D_DEFAULT_PCM_VOL 10 /* 0 - 255 */ | |
269 | #define T4D_DEFAULT_PCM_PAN 0 /* 0 - 127 */ | |
270 | #define T4D_DEFAULT_PCM_RVOL 127 /* 0 - 127 */ | |
271 | #define T4D_DEFAULT_PCM_CVOL 127 /* 0 - 127 */ | |
272 | ||
273 | typedef struct _snd_trident trident_t; | |
274 | typedef struct _snd_trident_voice snd_trident_voice_t; | |
275 | typedef struct _snd_trident_pcm_mixer snd_trident_pcm_mixer_t; | |
276 | ||
277 | typedef struct { | |
278 | void (*sample_start)(trident_t *gus, snd_trident_voice_t *voice, snd_seq_position_t position); | |
279 | void (*sample_stop)(trident_t *gus, snd_trident_voice_t *voice, snd_seq_stop_mode_t mode); | |
280 | void (*sample_freq)(trident_t *gus, snd_trident_voice_t *voice, snd_seq_frequency_t freq); | |
281 | void (*sample_volume)(trident_t *gus, snd_trident_voice_t *voice, snd_seq_ev_volume_t *volume); | |
282 | void (*sample_loop)(trident_t *card, snd_trident_voice_t *voice, snd_seq_ev_loop_t *loop); | |
283 | void (*sample_pos)(trident_t *card, snd_trident_voice_t *voice, snd_seq_position_t position); | |
284 | void (*sample_private1)(trident_t *card, snd_trident_voice_t *voice, unsigned char *data); | |
285 | } snd_trident_sample_ops_t; | |
286 | ||
287 | typedef struct { | |
288 | snd_midi_channel_set_t * chset; | |
289 | trident_t * trident; | |
290 | int mode; /* operation mode */ | |
291 | int client; /* sequencer client number */ | |
292 | int port; /* sequencer port number */ | |
293 | unsigned int midi_has_voices: 1; | |
294 | } snd_trident_port_t; | |
295 | ||
296 | typedef struct snd_trident_memblk_arg { | |
297 | short first_page, last_page; | |
298 | } snd_trident_memblk_arg_t; | |
299 | ||
300 | typedef struct { | |
301 | unsigned int * entries; /* 16k-aligned TLB table */ | |
302 | dma_addr_t entries_dmaaddr; /* 16k-aligned PCI address to TLB table */ | |
303 | unsigned long * shadow_entries; /* shadow entries with virtual addresses */ | |
304 | struct snd_dma_buffer buffer; | |
305 | snd_util_memhdr_t * memhdr; /* page allocation list */ | |
306 | struct snd_dma_buffer silent_page; | |
307 | } snd_trident_tlb_t; | |
308 | ||
309 | struct _snd_trident_voice { | |
310 | unsigned int number; | |
311 | unsigned int use: 1, | |
312 | pcm: 1, | |
313 | synth:1, | |
314 | midi: 1; | |
315 | unsigned int flags; | |
316 | unsigned char client; | |
317 | unsigned char port; | |
318 | unsigned char index; | |
319 | ||
320 | snd_seq_instr_t instr; | |
321 | snd_trident_sample_ops_t *sample_ops; | |
322 | ||
323 | /* channel parameters */ | |
324 | unsigned int CSO; /* 24 bits (16 on DX) */ | |
325 | unsigned int ESO; /* 24 bits (16 on DX) */ | |
326 | unsigned int LBA; /* 30 bits */ | |
327 | unsigned short EC; /* 12 bits */ | |
328 | unsigned short Alpha; /* 12 bits */ | |
329 | unsigned short Delta; /* 16 bits */ | |
330 | unsigned short Attribute; /* 16 bits - SiS 7018 */ | |
331 | unsigned short Vol; /* 12 bits (6.6) */ | |
332 | unsigned char Pan; /* 7 bits (1.4.2) */ | |
333 | unsigned char GVSel; /* 1 bit */ | |
334 | unsigned char RVol; /* 7 bits (5.2) */ | |
335 | unsigned char CVol; /* 7 bits (5.2) */ | |
336 | unsigned char FMC; /* 2 bits */ | |
337 | unsigned char CTRL; /* 4 bits */ | |
338 | unsigned char FMS; /* 4 bits */ | |
339 | unsigned char LFO; /* 8 bits */ | |
340 | ||
341 | unsigned int negCSO; /* nonzero - use negative CSO */ | |
342 | ||
343 | snd_util_memblk_t *memblk; /* memory block if TLB enabled */ | |
344 | ||
345 | /* PCM data */ | |
346 | ||
347 | trident_t *trident; | |
348 | snd_pcm_substream_t *substream; | |
349 | snd_trident_voice_t *extra; /* extra PCM voice (acts as interrupt generator) */ | |
350 | unsigned int running: 1, | |
351 | capture: 1, | |
352 | spdif: 1, | |
353 | foldback: 1, | |
354 | isync: 1, | |
355 | isync2: 1, | |
356 | isync3: 1; | |
357 | int foldback_chan; /* foldback subdevice number */ | |
358 | unsigned int stimer; /* global sample timer (to detect spurious interrupts) */ | |
359 | unsigned int spurious_threshold; /* spurious threshold */ | |
360 | unsigned int isync_mark; | |
361 | unsigned int isync_max; | |
362 | unsigned int isync_ESO; | |
363 | ||
364 | /* --- */ | |
365 | ||
366 | void *private_data; | |
367 | void (*private_free)(snd_trident_voice_t *voice); | |
368 | }; | |
369 | ||
370 | struct _snd_4dwave { | |
371 | int seq_client; | |
372 | ||
373 | snd_trident_port_t seq_ports[4]; | |
374 | snd_simple_ops_t simple_ops; | |
375 | snd_seq_kinstr_list_t *ilist; | |
376 | ||
377 | snd_trident_voice_t voices[64]; | |
378 | ||
379 | int ChanSynthCount; /* number of allocated synth channels */ | |
380 | int max_size; /* maximum synth memory size in bytes */ | |
381 | int current_size; /* current allocated synth mem in bytes */ | |
382 | }; | |
383 | ||
384 | struct _snd_trident_pcm_mixer { | |
385 | snd_trident_voice_t *voice; /* active voice */ | |
386 | unsigned short vol; /* front volume */ | |
387 | unsigned char pan; /* pan control */ | |
388 | unsigned char rvol; /* rear volume */ | |
389 | unsigned char cvol; /* center volume */ | |
390 | unsigned char pad; | |
391 | }; | |
392 | ||
393 | struct _snd_trident { | |
394 | int irq; | |
395 | ||
396 | unsigned int device; /* device ID */ | |
397 | ||
398 | unsigned char bDMAStart; | |
399 | ||
400 | unsigned long port; | |
401 | unsigned long midi_port; | |
402 | ||
403 | unsigned int spurious_irq_count; | |
404 | unsigned int spurious_irq_max_delta; | |
405 | ||
406 | snd_trident_tlb_t tlb; /* TLB entries for NX cards */ | |
407 | ||
408 | unsigned char spdif_ctrl; | |
409 | unsigned char spdif_pcm_ctrl; | |
410 | unsigned int spdif_bits; | |
411 | unsigned int spdif_pcm_bits; | |
412 | snd_kcontrol_t *spdif_pcm_ctl; /* S/PDIF settings */ | |
413 | unsigned int ac97_ctrl; | |
414 | ||
415 | unsigned int ChanMap[2]; /* allocation map for hardware channels */ | |
416 | ||
417 | int ChanPCM; /* max number of PCM channels */ | |
418 | int ChanPCMcnt; /* actual number of PCM channels */ | |
419 | ||
420 | unsigned int ac97_detect: 1; /* 1 = AC97 in detection phase */ | |
421 | unsigned int in_suspend: 1; /* 1 during suspend/resume */ | |
422 | ||
423 | struct _snd_4dwave synth; /* synth specific variables */ | |
424 | ||
425 | spinlock_t event_lock; | |
426 | spinlock_t voice_alloc; | |
427 | ||
428 | struct snd_dma_device dma_dev; | |
429 | ||
430 | struct pci_dev *pci; | |
431 | snd_card_t *card; | |
432 | snd_pcm_t *pcm; /* ADC/DAC PCM */ | |
433 | snd_pcm_t *foldback; /* Foldback PCM */ | |
434 | snd_pcm_t *spdif; /* SPDIF PCM */ | |
435 | snd_rawmidi_t *rmidi; | |
436 | snd_seq_device_t *seq_dev; | |
437 | ||
438 | ac97_bus_t *ac97_bus; | |
439 | ac97_t *ac97; | |
440 | ac97_t *ac97_sec; | |
441 | ||
442 | unsigned int musicvol_wavevol; | |
443 | snd_trident_pcm_mixer_t pcm_mixer[32]; | |
444 | snd_kcontrol_t *ctl_vol; /* front volume */ | |
445 | snd_kcontrol_t *ctl_pan; /* pan */ | |
446 | snd_kcontrol_t *ctl_rvol; /* rear volume */ | |
447 | snd_kcontrol_t *ctl_cvol; /* center volume */ | |
448 | ||
449 | spinlock_t reg_lock; | |
450 | ||
451 | struct gameport *gameport; | |
452 | }; | |
453 | ||
454 | int snd_trident_create(snd_card_t * card, | |
455 | struct pci_dev *pci, | |
456 | int pcm_streams, | |
457 | int pcm_spdif_device, | |
458 | int max_wavetable_size, | |
459 | trident_t ** rtrident); | |
460 | int snd_trident_create_gameport(trident_t *trident); | |
461 | ||
462 | int snd_trident_pcm(trident_t * trident, int device, snd_pcm_t **rpcm); | |
463 | int snd_trident_foldback_pcm(trident_t * trident, int device, snd_pcm_t **rpcm); | |
464 | int snd_trident_spdif_pcm(trident_t * trident, int device, snd_pcm_t **rpcm); | |
465 | int snd_trident_attach_synthesizer(trident_t * trident); | |
466 | snd_trident_voice_t *snd_trident_alloc_voice(trident_t * trident, int type, int client, int port); | |
467 | void snd_trident_free_voice(trident_t * trident, snd_trident_voice_t *voice); | |
468 | void snd_trident_start_voice(trident_t * trident, unsigned int voice); | |
469 | void snd_trident_stop_voice(trident_t * trident, unsigned int voice); | |
470 | void snd_trident_write_voice_regs(trident_t * trident, snd_trident_voice_t *voice); | |
471 | ||
472 | /* TLB memory allocation */ | |
473 | snd_util_memblk_t *snd_trident_alloc_pages(trident_t *trident, snd_pcm_substream_t *substream); | |
474 | int snd_trident_free_pages(trident_t *trident, snd_util_memblk_t *blk); | |
475 | snd_util_memblk_t *snd_trident_synth_alloc(trident_t *trident, unsigned int size); | |
476 | int snd_trident_synth_free(trident_t *trident, snd_util_memblk_t *blk); | |
477 | int snd_trident_synth_copy_from_user(trident_t *trident, snd_util_memblk_t *blk, int offset, const char __user *data, int size); | |
478 | ||
479 | #endif /* __SOUND_TRIDENT_H */ |