Commit | Line | Data |
---|---|---|
1a59d1b8 | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
1da177e4 LT |
2 | /* |
3 | * Routines for Gravis UltraSound soundcards | |
c1017a4c | 4 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
5 | */ |
6 | ||
1da177e4 LT |
7 | #include <linux/init.h> |
8 | #include <linux/interrupt.h> | |
9 | #include <linux/delay.h> | |
10 | #include <linux/slab.h> | |
11 | #include <linux/ioport.h> | |
da155d5b | 12 | #include <linux/module.h> |
1da177e4 LT |
13 | #include <sound/core.h> |
14 | #include <sound/gus.h> | |
15 | #include <sound/control.h> | |
16 | ||
17 | #include <asm/dma.h> | |
18 | ||
c1017a4c | 19 | MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); |
1da177e4 LT |
20 | MODULE_DESCRIPTION("Routines for Gravis UltraSound soundcards"); |
21 | MODULE_LICENSE("GPL"); | |
22 | ||
5e2da206 | 23 | static int snd_gus_init_dma_irq(struct snd_gus_card * gus, int latches); |
1da177e4 | 24 | |
5e2da206 | 25 | int snd_gus_use_inc(struct snd_gus_card * gus) |
1da177e4 LT |
26 | { |
27 | if (!try_module_get(gus->card->module)) | |
28 | return 0; | |
29 | return 1; | |
30 | } | |
31 | ||
5e2da206 | 32 | void snd_gus_use_dec(struct snd_gus_card * gus) |
1da177e4 LT |
33 | { |
34 | module_put(gus->card->module); | |
35 | } | |
36 | ||
5e2da206 | 37 | static int snd_gus_joystick_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
1da177e4 LT |
38 | { |
39 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; | |
40 | uinfo->count = 1; | |
41 | uinfo->value.integer.min = 0; | |
42 | uinfo->value.integer.max = 31; | |
43 | return 0; | |
44 | } | |
45 | ||
5e2da206 | 46 | static int snd_gus_joystick_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 47 | { |
5e2da206 | 48 | struct snd_gus_card *gus = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
49 | |
50 | ucontrol->value.integer.value[0] = gus->joystick_dac & 31; | |
51 | return 0; | |
52 | } | |
53 | ||
5e2da206 | 54 | static int snd_gus_joystick_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
1da177e4 | 55 | { |
5e2da206 | 56 | struct snd_gus_card *gus = snd_kcontrol_chip(kcontrol); |
1da177e4 LT |
57 | unsigned long flags; |
58 | int change; | |
59 | unsigned char nval; | |
60 | ||
61 | nval = ucontrol->value.integer.value[0] & 31; | |
62 | spin_lock_irqsave(&gus->reg_lock, flags); | |
63 | change = gus->joystick_dac != nval; | |
64 | gus->joystick_dac = nval; | |
65 | snd_gf1_write8(gus, SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL, gus->joystick_dac); | |
66 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
67 | return change; | |
68 | } | |
69 | ||
3a84d6c9 | 70 | static const struct snd_kcontrol_new snd_gus_joystick_control = { |
1da177e4 LT |
71 | .iface = SNDRV_CTL_ELEM_IFACE_CARD, |
72 | .name = "Joystick Speed", | |
73 | .info = snd_gus_joystick_info, | |
74 | .get = snd_gus_joystick_get, | |
75 | .put = snd_gus_joystick_put | |
76 | }; | |
77 | ||
5e2da206 | 78 | static void snd_gus_init_control(struct snd_gus_card *gus) |
1da177e4 | 79 | { |
1dacca7f GKH |
80 | if (!gus->ace_flag) |
81 | snd_ctl_add(gus->card, snd_ctl_new1(&snd_gus_joystick_control, gus)); | |
1da177e4 LT |
82 | } |
83 | ||
84 | /* | |
85 | * | |
86 | */ | |
87 | ||
5e2da206 | 88 | static int snd_gus_free(struct snd_gus_card *gus) |
1da177e4 | 89 | { |
9d2e19e3 TI |
90 | if (gus->gf1.res_port2 == NULL) |
91 | goto __hw_end; | |
92 | snd_gf1_stop(gus); | |
93 | snd_gus_init_dma_irq(gus, 0); | |
94 | __hw_end: | |
95 | release_and_free_resource(gus->gf1.res_port1); | |
96 | release_and_free_resource(gus->gf1.res_port2); | |
97 | if (gus->gf1.irq >= 0) | |
98 | free_irq(gus->gf1.irq, (void *) gus); | |
99 | if (gus->gf1.dma1 >= 0) { | |
100 | disable_dma(gus->gf1.dma1); | |
101 | free_dma(gus->gf1.dma1); | |
1da177e4 | 102 | } |
9d2e19e3 TI |
103 | if (!gus->equal_dma && gus->gf1.dma2 >= 0) { |
104 | disable_dma(gus->gf1.dma2); | |
105 | free_dma(gus->gf1.dma2); | |
106 | } | |
107 | kfree(gus); | |
1da177e4 LT |
108 | return 0; |
109 | } | |
110 | ||
5e2da206 | 111 | static int snd_gus_dev_free(struct snd_device *device) |
1da177e4 | 112 | { |
5e2da206 | 113 | struct snd_gus_card *gus = device->device_data; |
1da177e4 LT |
114 | return snd_gus_free(gus); |
115 | } | |
116 | ||
5e2da206 | 117 | int snd_gus_create(struct snd_card *card, |
1da177e4 LT |
118 | unsigned long port, |
119 | int irq, int dma1, int dma2, | |
120 | int timer_dev, | |
121 | int voices, | |
122 | int pcm_channels, | |
123 | int effect, | |
5e2da206 | 124 | struct snd_gus_card **rgus) |
1da177e4 | 125 | { |
5e2da206 | 126 | struct snd_gus_card *gus; |
1da177e4 | 127 | int err; |
99f664df | 128 | static const struct snd_device_ops ops = { |
1da177e4 LT |
129 | .dev_free = snd_gus_dev_free, |
130 | }; | |
131 | ||
132 | *rgus = NULL; | |
9d2e19e3 | 133 | gus = kzalloc(sizeof(*gus), GFP_KERNEL); |
1da177e4 LT |
134 | if (gus == NULL) |
135 | return -ENOMEM; | |
c2cbdbb1 IM |
136 | spin_lock_init(&gus->reg_lock); |
137 | spin_lock_init(&gus->voice_alloc); | |
138 | spin_lock_init(&gus->active_voice_lock); | |
139 | spin_lock_init(&gus->event_lock); | |
140 | spin_lock_init(&gus->dma_lock); | |
141 | spin_lock_init(&gus->pcm_volume_level_lock); | |
142 | spin_lock_init(&gus->uart_cmd_lock); | |
143 | mutex_init(&gus->dma_mutex); | |
1da177e4 LT |
144 | gus->gf1.irq = -1; |
145 | gus->gf1.dma1 = -1; | |
146 | gus->gf1.dma2 = -1; | |
147 | gus->card = card; | |
148 | gus->gf1.port = port; | |
149 | /* fill register variables for speedup */ | |
150 | gus->gf1.reg_page = GUSP(gus, GF1PAGE); | |
151 | gus->gf1.reg_regsel = GUSP(gus, GF1REGSEL); | |
152 | gus->gf1.reg_data8 = GUSP(gus, GF1DATAHIGH); | |
153 | gus->gf1.reg_data16 = GUSP(gus, GF1DATALOW); | |
154 | gus->gf1.reg_irqstat = GUSP(gus, IRQSTAT); | |
155 | gus->gf1.reg_dram = GUSP(gus, DRAM); | |
156 | gus->gf1.reg_timerctrl = GUSP(gus, TIMERCNTRL); | |
157 | gus->gf1.reg_timerdata = GUSP(gus, TIMERDATA); | |
158 | /* allocate resources */ | |
9d2e19e3 | 159 | gus->gf1.res_port1 = request_region(port, 16, "GUS GF1 (Adlib/SB)"); |
310efd3a | 160 | if (!gus->gf1.res_port1) { |
a6676811 | 161 | dev_err(card->dev, "gus: can't grab SB port 0x%lx\n", port); |
9d2e19e3 | 162 | snd_gus_free(gus); |
1da177e4 LT |
163 | return -EBUSY; |
164 | } | |
9d2e19e3 | 165 | gus->gf1.res_port2 = request_region(port + 0x100, 12, "GUS GF1 (Synth)"); |
310efd3a | 166 | if (!gus->gf1.res_port2) { |
a6676811 | 167 | dev_err(card->dev, "gus: can't grab synth port 0x%lx\n", port + 0x100); |
9d2e19e3 | 168 | snd_gus_free(gus); |
1da177e4 LT |
169 | return -EBUSY; |
170 | } | |
9d2e19e3 | 171 | if (irq >= 0 && request_irq(irq, snd_gus_interrupt, 0, "GUS GF1", (void *) gus)) { |
a6676811 | 172 | dev_err(card->dev, "gus: can't grab irq %d\n", irq); |
9d2e19e3 | 173 | snd_gus_free(gus); |
1da177e4 LT |
174 | return -EBUSY; |
175 | } | |
176 | gus->gf1.irq = irq; | |
914da689 | 177 | card->sync_irq = irq; |
9d2e19e3 | 178 | if (request_dma(dma1, "GUS - 1")) { |
a6676811 | 179 | dev_err(card->dev, "gus: can't grab DMA1 %d\n", dma1); |
9d2e19e3 | 180 | snd_gus_free(gus); |
1da177e4 LT |
181 | return -EBUSY; |
182 | } | |
183 | gus->gf1.dma1 = dma1; | |
184 | if (dma2 >= 0 && dma1 != dma2) { | |
9d2e19e3 | 185 | if (request_dma(dma2, "GUS - 2")) { |
a6676811 | 186 | dev_err(card->dev, "gus: can't grab DMA2 %d\n", dma2); |
9d2e19e3 | 187 | snd_gus_free(gus); |
1da177e4 LT |
188 | return -EBUSY; |
189 | } | |
190 | gus->gf1.dma2 = dma2; | |
191 | } else { | |
192 | gus->gf1.dma2 = gus->gf1.dma1; | |
193 | gus->equal_dma = 1; | |
194 | } | |
195 | gus->timer_dev = timer_dev; | |
196 | if (voices < 14) | |
197 | voices = 14; | |
198 | if (voices > 32) | |
199 | voices = 32; | |
200 | if (pcm_channels < 0) | |
201 | pcm_channels = 0; | |
202 | if (pcm_channels > 8) | |
203 | pcm_channels = 8; | |
204 | pcm_channels++; | |
205 | pcm_channels &= ~1; | |
206 | gus->gf1.effect = effect ? 1 : 0; | |
207 | gus->gf1.active_voices = voices; | |
208 | gus->gf1.pcm_channels = pcm_channels; | |
209 | gus->gf1.volume_ramp = 25; | |
210 | gus->gf1.smooth_pan = 1; | |
310efd3a | 211 | err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, gus, &ops); |
9d2e19e3 TI |
212 | if (err < 0) { |
213 | snd_gus_free(gus); | |
1da177e4 | 214 | return err; |
9d2e19e3 | 215 | } |
1da177e4 LT |
216 | *rgus = gus; |
217 | return 0; | |
218 | } | |
219 | ||
220 | /* | |
221 | * Memory detection routine for plain GF1 soundcards | |
222 | */ | |
223 | ||
5e2da206 | 224 | static int snd_gus_detect_memory(struct snd_gus_card * gus) |
1da177e4 LT |
225 | { |
226 | int l, idx, local; | |
227 | unsigned char d; | |
228 | ||
229 | snd_gf1_poke(gus, 0L, 0xaa); | |
230 | snd_gf1_poke(gus, 1L, 0x55); | |
231 | if (snd_gf1_peek(gus, 0L) != 0xaa || snd_gf1_peek(gus, 1L) != 0x55) { | |
a6676811 TI |
232 | dev_err(gus->card->dev, |
233 | "plain GF1 card at 0x%lx without onboard DRAM?\n", | |
234 | gus->gf1.port); | |
1da177e4 LT |
235 | return -ENOMEM; |
236 | } | |
237 | for (idx = 1, d = 0xab; idx < 4; idx++, d++) { | |
238 | local = idx << 18; | |
239 | snd_gf1_poke(gus, local, d); | |
240 | snd_gf1_poke(gus, local + 1, d + 1); | |
241 | if (snd_gf1_peek(gus, local) != d || | |
242 | snd_gf1_peek(gus, local + 1) != d + 1 || | |
243 | snd_gf1_peek(gus, 0L) != 0xaa) | |
244 | break; | |
245 | } | |
246 | #if 1 | |
247 | gus->gf1.memory = idx << 18; | |
248 | #else | |
249 | gus->gf1.memory = 256 * 1024; | |
250 | #endif | |
251 | for (l = 0, local = gus->gf1.memory; l < 4; l++, local -= 256 * 1024) { | |
252 | gus->gf1.mem_alloc.banks_8[l].address = | |
253 | gus->gf1.mem_alloc.banks_8[l].size = 0; | |
254 | gus->gf1.mem_alloc.banks_16[l].address = l << 18; | |
255 | gus->gf1.mem_alloc.banks_16[l].size = local > 0 ? 256 * 1024 : 0; | |
256 | } | |
257 | gus->gf1.mem_alloc.banks_8[0].size = gus->gf1.memory; | |
258 | return 0; /* some memory were detected */ | |
259 | } | |
260 | ||
5e2da206 | 261 | static int snd_gus_init_dma_irq(struct snd_gus_card * gus, int latches) |
1da177e4 | 262 | { |
5e2da206 | 263 | struct snd_card *card; |
1da177e4 LT |
264 | unsigned long flags; |
265 | int irq, dma1, dma2; | |
15a1af95 | 266 | static const unsigned char irqs[16] = |
1da177e4 | 267 | {0, 0, 1, 3, 0, 2, 0, 4, 0, 1, 0, 5, 6, 0, 0, 7}; |
15a1af95 | 268 | static const unsigned char dmas[8] = |
1da177e4 LT |
269 | {6, 1, 0, 2, 0, 3, 4, 5}; |
270 | ||
622207dc TI |
271 | if (snd_BUG_ON(!gus)) |
272 | return -EINVAL; | |
1da177e4 | 273 | card = gus->card; |
622207dc TI |
274 | if (snd_BUG_ON(!card)) |
275 | return -EINVAL; | |
1da177e4 LT |
276 | |
277 | gus->mix_cntrl_reg &= 0xf8; | |
278 | gus->mix_cntrl_reg |= 0x01; /* disable MIC, LINE IN, enable LINE OUT */ | |
279 | if (gus->codec_flag || gus->ess_flag) { | |
280 | gus->mix_cntrl_reg &= ~1; /* enable LINE IN */ | |
281 | gus->mix_cntrl_reg |= 4; /* enable MIC */ | |
282 | } | |
283 | dma1 = gus->gf1.dma1; | |
377a4f7e | 284 | dma1 = abs(dma1); |
1da177e4 LT |
285 | dma1 = dmas[dma1 & 7]; |
286 | dma2 = gus->gf1.dma2; | |
377a4f7e | 287 | dma2 = abs(dma2); |
1da177e4 | 288 | dma2 = dmas[dma2 & 7]; |
1da177e4 LT |
289 | dma1 |= gus->equal_dma ? 0x40 : (dma2 << 3); |
290 | ||
291 | if ((dma1 & 7) == 0 || (dma2 & 7) == 0) { | |
a6676811 | 292 | dev_err(gus->card->dev, "Error! DMA isn't defined.\n"); |
1da177e4 LT |
293 | return -EINVAL; |
294 | } | |
295 | irq = gus->gf1.irq; | |
377a4f7e | 296 | irq = abs(irq); |
1da177e4 LT |
297 | irq = irqs[irq & 0x0f]; |
298 | if (irq == 0) { | |
a6676811 | 299 | dev_err(gus->card->dev, "Error! IRQ isn't defined.\n"); |
1da177e4 LT |
300 | return -EINVAL; |
301 | } | |
302 | irq |= 0x40; | |
303 | #if 0 | |
304 | card->mixer.mix_ctrl_reg |= 0x10; | |
305 | #endif | |
306 | ||
307 | spin_lock_irqsave(&gus->reg_lock, flags); | |
308 | outb(5, GUSP(gus, REGCNTRLS)); | |
309 | outb(gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
310 | outb(0x00, GUSP(gus, IRQDMACNTRLREG)); | |
311 | outb(0, GUSP(gus, REGCNTRLS)); | |
312 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
313 | ||
314 | udelay(100); | |
315 | ||
316 | spin_lock_irqsave(&gus->reg_lock, flags); | |
317 | outb(0x00 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
318 | outb(dma1, GUSP(gus, IRQDMACNTRLREG)); | |
319 | if (latches) { | |
320 | outb(0x40 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
321 | outb(irq, GUSP(gus, IRQDMACNTRLREG)); | |
322 | } | |
323 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
324 | ||
325 | udelay(100); | |
326 | ||
327 | spin_lock_irqsave(&gus->reg_lock, flags); | |
328 | outb(0x00 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
329 | outb(dma1, GUSP(gus, IRQDMACNTRLREG)); | |
330 | if (latches) { | |
331 | outb(0x40 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
332 | outb(irq, GUSP(gus, IRQDMACNTRLREG)); | |
333 | } | |
334 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
335 | ||
336 | snd_gf1_delay(gus); | |
337 | ||
338 | if (latches) | |
339 | gus->mix_cntrl_reg |= 0x08; /* enable latches */ | |
340 | else | |
341 | gus->mix_cntrl_reg &= ~0x08; /* disable latches */ | |
342 | spin_lock_irqsave(&gus->reg_lock, flags); | |
343 | outb(gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
344 | outb(0, GUSP(gus, GF1PAGE)); | |
345 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
346 | ||
347 | return 0; | |
348 | } | |
349 | ||
5e2da206 | 350 | static int snd_gus_check_version(struct snd_gus_card * gus) |
1da177e4 LT |
351 | { |
352 | unsigned long flags; | |
353 | unsigned char val, rev; | |
5e2da206 | 354 | struct snd_card *card; |
1da177e4 LT |
355 | |
356 | card = gus->card; | |
357 | spin_lock_irqsave(&gus->reg_lock, flags); | |
358 | outb(0x20, GUSP(gus, REGCNTRLS)); | |
359 | val = inb(GUSP(gus, REGCNTRLS)); | |
360 | rev = inb(GUSP(gus, BOARDVERSION)); | |
361 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
a6676811 | 362 | dev_dbg(card->dev, "GF1 [0x%lx] init - val = 0x%x, rev = 0x%x\n", gus->gf1.port, val, rev); |
1da177e4 LT |
363 | strcpy(card->driver, "GUS"); |
364 | strcpy(card->longname, "Gravis UltraSound Classic (2.4)"); | |
365 | if ((val != 255 && (val & 0x06)) || (rev >= 5 && rev != 255)) { | |
366 | if (rev >= 5 && rev <= 9) { | |
367 | gus->ics_flag = 1; | |
368 | if (rev == 5) | |
369 | gus->ics_flipped = 1; | |
370 | card->longname[27] = '3'; | |
371 | card->longname[29] = rev == 5 ? '5' : '7'; | |
372 | } | |
373 | if (rev >= 10 && rev != 255) { | |
374 | if (rev >= 10 && rev <= 11) { | |
375 | strcpy(card->driver, "GUS MAX"); | |
376 | strcpy(card->longname, "Gravis UltraSound MAX"); | |
377 | gus->max_flag = 1; | |
378 | } else if (rev == 0x30) { | |
379 | strcpy(card->driver, "GUS ACE"); | |
380 | strcpy(card->longname, "Gravis UltraSound Ace"); | |
381 | gus->ace_flag = 1; | |
382 | } else if (rev == 0x50) { | |
383 | strcpy(card->driver, "GUS Extreme"); | |
384 | strcpy(card->longname, "Gravis UltraSound Extreme"); | |
385 | gus->ess_flag = 1; | |
386 | } else { | |
a6676811 TI |
387 | dev_err(card->dev, |
388 | "unknown GF1 revision number at 0x%lx - 0x%x (0x%x)\n", | |
389 | gus->gf1.port, rev, val); | |
390 | dev_err(card->dev, | |
391 | " please - report to <perex@perex.cz>\n"); | |
1da177e4 LT |
392 | } |
393 | } | |
394 | } | |
bac59054 | 395 | strscpy(card->shortname, card->longname, sizeof(card->shortname)); |
1da177e4 LT |
396 | gus->uart_enable = 1; /* standard GUSes doesn't have midi uart trouble */ |
397 | snd_gus_init_control(gus); | |
398 | return 0; | |
399 | } | |
400 | ||
5e2da206 | 401 | int snd_gus_initialize(struct snd_gus_card *gus) |
1da177e4 LT |
402 | { |
403 | int err; | |
404 | ||
405 | if (!gus->interwave) { | |
310efd3a TI |
406 | err = snd_gus_check_version(gus); |
407 | if (err < 0) { | |
a6676811 | 408 | dev_err(gus->card->dev, "version check failed\n"); |
1da177e4 LT |
409 | return err; |
410 | } | |
310efd3a TI |
411 | err = snd_gus_detect_memory(gus); |
412 | if (err < 0) | |
1da177e4 LT |
413 | return err; |
414 | } | |
310efd3a TI |
415 | err = snd_gus_init_dma_irq(gus, 1); |
416 | if (err < 0) | |
1da177e4 | 417 | return err; |
1da177e4 LT |
418 | snd_gf1_start(gus); |
419 | gus->initialized = 1; | |
420 | return 0; | |
421 | } | |
422 | ||
423 | /* gus_io.c */ | |
424 | EXPORT_SYMBOL(snd_gf1_delay); | |
425 | EXPORT_SYMBOL(snd_gf1_write8); | |
426 | EXPORT_SYMBOL(snd_gf1_look8); | |
427 | EXPORT_SYMBOL(snd_gf1_write16); | |
428 | EXPORT_SYMBOL(snd_gf1_look16); | |
429 | EXPORT_SYMBOL(snd_gf1_i_write8); | |
430 | EXPORT_SYMBOL(snd_gf1_i_look8); | |
1da177e4 LT |
431 | EXPORT_SYMBOL(snd_gf1_i_look16); |
432 | EXPORT_SYMBOL(snd_gf1_dram_addr); | |
433 | EXPORT_SYMBOL(snd_gf1_write_addr); | |
434 | EXPORT_SYMBOL(snd_gf1_poke); | |
435 | EXPORT_SYMBOL(snd_gf1_peek); | |
436 | /* gus_reset.c */ | |
437 | EXPORT_SYMBOL(snd_gf1_alloc_voice); | |
438 | EXPORT_SYMBOL(snd_gf1_free_voice); | |
439 | EXPORT_SYMBOL(snd_gf1_ctrl_stop); | |
440 | EXPORT_SYMBOL(snd_gf1_stop_voice); | |
1da177e4 LT |
441 | /* gus_mixer.c */ |
442 | EXPORT_SYMBOL(snd_gf1_new_mixer); | |
443 | /* gus_pcm.c */ | |
444 | EXPORT_SYMBOL(snd_gf1_pcm_new); | |
445 | /* gus.c */ | |
446 | EXPORT_SYMBOL(snd_gus_use_inc); | |
447 | EXPORT_SYMBOL(snd_gus_use_dec); | |
448 | EXPORT_SYMBOL(snd_gus_create); | |
449 | EXPORT_SYMBOL(snd_gus_initialize); | |
450 | /* gus_irq.c */ | |
451 | EXPORT_SYMBOL(snd_gus_interrupt); | |
452 | /* gus_uart.c */ | |
453 | EXPORT_SYMBOL(snd_gf1_rawmidi_new); | |
454 | /* gus_dram.c */ | |
455 | EXPORT_SYMBOL(snd_gus_dram_write); | |
456 | EXPORT_SYMBOL(snd_gus_dram_read); | |
457 | /* gus_volume.c */ | |
458 | EXPORT_SYMBOL(snd_gf1_lvol_to_gvol_raw); | |
459 | EXPORT_SYMBOL(snd_gf1_translate_freq); | |
460 | /* gus_mem.c */ | |
461 | EXPORT_SYMBOL(snd_gf1_mem_alloc); | |
462 | EXPORT_SYMBOL(snd_gf1_mem_xfree); | |
463 | EXPORT_SYMBOL(snd_gf1_mem_free); | |
464 | EXPORT_SYMBOL(snd_gf1_mem_lock); |