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 | { |
0f25e000 KL |
80 | int ret; |
81 | ||
82 | if (!gus->ace_flag) { | |
83 | ret = | |
84 | snd_ctl_add(gus->card, | |
85 | snd_ctl_new1(&snd_gus_joystick_control, | |
86 | gus)); | |
87 | if (ret) | |
88 | snd_printk(KERN_ERR "gus: snd_ctl_add failed: %d\n", | |
89 | ret); | |
90 | } | |
1da177e4 LT |
91 | } |
92 | ||
93 | /* | |
94 | * | |
95 | */ | |
96 | ||
5e2da206 | 97 | static int snd_gus_free(struct snd_gus_card *gus) |
1da177e4 LT |
98 | { |
99 | if (gus->gf1.res_port2 == NULL) | |
100 | goto __hw_end; | |
1da177e4 LT |
101 | snd_gf1_stop(gus); |
102 | snd_gus_init_dma_irq(gus, 0); | |
103 | __hw_end: | |
b1d5776d TI |
104 | release_and_free_resource(gus->gf1.res_port1); |
105 | release_and_free_resource(gus->gf1.res_port2); | |
1da177e4 LT |
106 | if (gus->gf1.irq >= 0) |
107 | free_irq(gus->gf1.irq, (void *) gus); | |
108 | if (gus->gf1.dma1 >= 0) { | |
109 | disable_dma(gus->gf1.dma1); | |
110 | free_dma(gus->gf1.dma1); | |
111 | } | |
112 | if (!gus->equal_dma && gus->gf1.dma2 >= 0) { | |
113 | disable_dma(gus->gf1.dma2); | |
114 | free_dma(gus->gf1.dma2); | |
115 | } | |
116 | kfree(gus); | |
117 | return 0; | |
118 | } | |
119 | ||
5e2da206 | 120 | static int snd_gus_dev_free(struct snd_device *device) |
1da177e4 | 121 | { |
5e2da206 | 122 | struct snd_gus_card *gus = device->device_data; |
1da177e4 LT |
123 | return snd_gus_free(gus); |
124 | } | |
125 | ||
5e2da206 | 126 | int snd_gus_create(struct snd_card *card, |
1da177e4 LT |
127 | unsigned long port, |
128 | int irq, int dma1, int dma2, | |
129 | int timer_dev, | |
130 | int voices, | |
131 | int pcm_channels, | |
132 | int effect, | |
5e2da206 | 133 | struct snd_gus_card **rgus) |
1da177e4 | 134 | { |
5e2da206 | 135 | struct snd_gus_card *gus; |
1da177e4 | 136 | int err; |
5e2da206 | 137 | static struct snd_device_ops ops = { |
1da177e4 LT |
138 | .dev_free = snd_gus_dev_free, |
139 | }; | |
140 | ||
141 | *rgus = NULL; | |
9e76a76e | 142 | gus = kzalloc(sizeof(*gus), GFP_KERNEL); |
1da177e4 LT |
143 | if (gus == NULL) |
144 | return -ENOMEM; | |
c2cbdbb1 IM |
145 | spin_lock_init(&gus->reg_lock); |
146 | spin_lock_init(&gus->voice_alloc); | |
147 | spin_lock_init(&gus->active_voice_lock); | |
148 | spin_lock_init(&gus->event_lock); | |
149 | spin_lock_init(&gus->dma_lock); | |
150 | spin_lock_init(&gus->pcm_volume_level_lock); | |
151 | spin_lock_init(&gus->uart_cmd_lock); | |
152 | mutex_init(&gus->dma_mutex); | |
1da177e4 LT |
153 | gus->gf1.irq = -1; |
154 | gus->gf1.dma1 = -1; | |
155 | gus->gf1.dma2 = -1; | |
156 | gus->card = card; | |
157 | gus->gf1.port = port; | |
158 | /* fill register variables for speedup */ | |
159 | gus->gf1.reg_page = GUSP(gus, GF1PAGE); | |
160 | gus->gf1.reg_regsel = GUSP(gus, GF1REGSEL); | |
161 | gus->gf1.reg_data8 = GUSP(gus, GF1DATAHIGH); | |
162 | gus->gf1.reg_data16 = GUSP(gus, GF1DATALOW); | |
163 | gus->gf1.reg_irqstat = GUSP(gus, IRQSTAT); | |
164 | gus->gf1.reg_dram = GUSP(gus, DRAM); | |
165 | gus->gf1.reg_timerctrl = GUSP(gus, TIMERCNTRL); | |
166 | gus->gf1.reg_timerdata = GUSP(gus, TIMERDATA); | |
167 | /* allocate resources */ | |
168 | if ((gus->gf1.res_port1 = request_region(port, 16, "GUS GF1 (Adlib/SB)")) == NULL) { | |
169 | snd_printk(KERN_ERR "gus: can't grab SB port 0x%lx\n", port); | |
170 | snd_gus_free(gus); | |
171 | return -EBUSY; | |
172 | } | |
173 | if ((gus->gf1.res_port2 = request_region(port + 0x100, 12, "GUS GF1 (Synth)")) == NULL) { | |
174 | snd_printk(KERN_ERR "gus: can't grab synth port 0x%lx\n", port + 0x100); | |
175 | snd_gus_free(gus); | |
176 | return -EBUSY; | |
177 | } | |
88e24c3a | 178 | if (irq >= 0 && request_irq(irq, snd_gus_interrupt, 0, "GUS GF1", (void *) gus)) { |
1da177e4 LT |
179 | snd_printk(KERN_ERR "gus: can't grab irq %d\n", irq); |
180 | snd_gus_free(gus); | |
181 | return -EBUSY; | |
182 | } | |
183 | gus->gf1.irq = irq; | |
184 | if (request_dma(dma1, "GUS - 1")) { | |
185 | snd_printk(KERN_ERR "gus: can't grab DMA1 %d\n", dma1); | |
186 | snd_gus_free(gus); | |
187 | return -EBUSY; | |
188 | } | |
189 | gus->gf1.dma1 = dma1; | |
190 | if (dma2 >= 0 && dma1 != dma2) { | |
191 | if (request_dma(dma2, "GUS - 2")) { | |
192 | snd_printk(KERN_ERR "gus: can't grab DMA2 %d\n", dma2); | |
193 | snd_gus_free(gus); | |
194 | return -EBUSY; | |
195 | } | |
196 | gus->gf1.dma2 = dma2; | |
197 | } else { | |
198 | gus->gf1.dma2 = gus->gf1.dma1; | |
199 | gus->equal_dma = 1; | |
200 | } | |
201 | gus->timer_dev = timer_dev; | |
202 | if (voices < 14) | |
203 | voices = 14; | |
204 | if (voices > 32) | |
205 | voices = 32; | |
206 | if (pcm_channels < 0) | |
207 | pcm_channels = 0; | |
208 | if (pcm_channels > 8) | |
209 | pcm_channels = 8; | |
210 | pcm_channels++; | |
211 | pcm_channels &= ~1; | |
212 | gus->gf1.effect = effect ? 1 : 0; | |
213 | gus->gf1.active_voices = voices; | |
214 | gus->gf1.pcm_channels = pcm_channels; | |
215 | gus->gf1.volume_ramp = 25; | |
216 | gus->gf1.smooth_pan = 1; | |
1da177e4 LT |
217 | if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, gus, &ops)) < 0) { |
218 | snd_gus_free(gus); | |
219 | return err; | |
220 | } | |
221 | *rgus = gus; | |
222 | return 0; | |
223 | } | |
224 | ||
225 | /* | |
226 | * Memory detection routine for plain GF1 soundcards | |
227 | */ | |
228 | ||
5e2da206 | 229 | static int snd_gus_detect_memory(struct snd_gus_card * gus) |
1da177e4 LT |
230 | { |
231 | int l, idx, local; | |
232 | unsigned char d; | |
233 | ||
234 | snd_gf1_poke(gus, 0L, 0xaa); | |
235 | snd_gf1_poke(gus, 1L, 0x55); | |
236 | if (snd_gf1_peek(gus, 0L) != 0xaa || snd_gf1_peek(gus, 1L) != 0x55) { | |
99b359ba | 237 | snd_printk(KERN_ERR "plain GF1 card at 0x%lx without onboard DRAM?\n", gus->gf1.port); |
1da177e4 LT |
238 | return -ENOMEM; |
239 | } | |
240 | for (idx = 1, d = 0xab; idx < 4; idx++, d++) { | |
241 | local = idx << 18; | |
242 | snd_gf1_poke(gus, local, d); | |
243 | snd_gf1_poke(gus, local + 1, d + 1); | |
244 | if (snd_gf1_peek(gus, local) != d || | |
245 | snd_gf1_peek(gus, local + 1) != d + 1 || | |
246 | snd_gf1_peek(gus, 0L) != 0xaa) | |
247 | break; | |
248 | } | |
249 | #if 1 | |
250 | gus->gf1.memory = idx << 18; | |
251 | #else | |
252 | gus->gf1.memory = 256 * 1024; | |
253 | #endif | |
254 | for (l = 0, local = gus->gf1.memory; l < 4; l++, local -= 256 * 1024) { | |
255 | gus->gf1.mem_alloc.banks_8[l].address = | |
256 | gus->gf1.mem_alloc.banks_8[l].size = 0; | |
257 | gus->gf1.mem_alloc.banks_16[l].address = l << 18; | |
258 | gus->gf1.mem_alloc.banks_16[l].size = local > 0 ? 256 * 1024 : 0; | |
259 | } | |
260 | gus->gf1.mem_alloc.banks_8[0].size = gus->gf1.memory; | |
261 | return 0; /* some memory were detected */ | |
262 | } | |
263 | ||
5e2da206 | 264 | static int snd_gus_init_dma_irq(struct snd_gus_card * gus, int latches) |
1da177e4 | 265 | { |
5e2da206 | 266 | struct snd_card *card; |
1da177e4 LT |
267 | unsigned long flags; |
268 | int irq, dma1, dma2; | |
269 | static unsigned char irqs[16] = | |
270 | {0, 0, 1, 3, 0, 2, 0, 4, 0, 1, 0, 5, 6, 0, 0, 7}; | |
271 | static unsigned char dmas[8] = | |
272 | {6, 1, 0, 2, 0, 3, 4, 5}; | |
273 | ||
622207dc TI |
274 | if (snd_BUG_ON(!gus)) |
275 | return -EINVAL; | |
1da177e4 | 276 | card = gus->card; |
622207dc TI |
277 | if (snd_BUG_ON(!card)) |
278 | return -EINVAL; | |
1da177e4 LT |
279 | |
280 | gus->mix_cntrl_reg &= 0xf8; | |
281 | gus->mix_cntrl_reg |= 0x01; /* disable MIC, LINE IN, enable LINE OUT */ | |
282 | if (gus->codec_flag || gus->ess_flag) { | |
283 | gus->mix_cntrl_reg &= ~1; /* enable LINE IN */ | |
284 | gus->mix_cntrl_reg |= 4; /* enable MIC */ | |
285 | } | |
286 | dma1 = gus->gf1.dma1; | |
377a4f7e | 287 | dma1 = abs(dma1); |
1da177e4 LT |
288 | dma1 = dmas[dma1 & 7]; |
289 | dma2 = gus->gf1.dma2; | |
377a4f7e | 290 | dma2 = abs(dma2); |
1da177e4 | 291 | dma2 = dmas[dma2 & 7]; |
1da177e4 LT |
292 | dma1 |= gus->equal_dma ? 0x40 : (dma2 << 3); |
293 | ||
294 | if ((dma1 & 7) == 0 || (dma2 & 7) == 0) { | |
99b359ba | 295 | snd_printk(KERN_ERR "Error! DMA isn't defined.\n"); |
1da177e4 LT |
296 | return -EINVAL; |
297 | } | |
298 | irq = gus->gf1.irq; | |
377a4f7e | 299 | irq = abs(irq); |
1da177e4 LT |
300 | irq = irqs[irq & 0x0f]; |
301 | if (irq == 0) { | |
99b359ba | 302 | snd_printk(KERN_ERR "Error! IRQ isn't defined.\n"); |
1da177e4 LT |
303 | return -EINVAL; |
304 | } | |
305 | irq |= 0x40; | |
306 | #if 0 | |
307 | card->mixer.mix_ctrl_reg |= 0x10; | |
308 | #endif | |
309 | ||
310 | spin_lock_irqsave(&gus->reg_lock, flags); | |
311 | outb(5, GUSP(gus, REGCNTRLS)); | |
312 | outb(gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
313 | outb(0x00, GUSP(gus, IRQDMACNTRLREG)); | |
314 | outb(0, GUSP(gus, REGCNTRLS)); | |
315 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
316 | ||
317 | udelay(100); | |
318 | ||
319 | spin_lock_irqsave(&gus->reg_lock, flags); | |
320 | outb(0x00 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
321 | outb(dma1, GUSP(gus, IRQDMACNTRLREG)); | |
322 | if (latches) { | |
323 | outb(0x40 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
324 | outb(irq, GUSP(gus, IRQDMACNTRLREG)); | |
325 | } | |
326 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
327 | ||
328 | udelay(100); | |
329 | ||
330 | spin_lock_irqsave(&gus->reg_lock, flags); | |
331 | outb(0x00 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
332 | outb(dma1, GUSP(gus, IRQDMACNTRLREG)); | |
333 | if (latches) { | |
334 | outb(0x40 | gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
335 | outb(irq, GUSP(gus, IRQDMACNTRLREG)); | |
336 | } | |
337 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
338 | ||
339 | snd_gf1_delay(gus); | |
340 | ||
341 | if (latches) | |
342 | gus->mix_cntrl_reg |= 0x08; /* enable latches */ | |
343 | else | |
344 | gus->mix_cntrl_reg &= ~0x08; /* disable latches */ | |
345 | spin_lock_irqsave(&gus->reg_lock, flags); | |
346 | outb(gus->mix_cntrl_reg, GUSP(gus, MIXCNTRLREG)); | |
347 | outb(0, GUSP(gus, GF1PAGE)); | |
348 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
349 | ||
350 | return 0; | |
351 | } | |
352 | ||
5e2da206 | 353 | static int snd_gus_check_version(struct snd_gus_card * gus) |
1da177e4 LT |
354 | { |
355 | unsigned long flags; | |
356 | unsigned char val, rev; | |
5e2da206 | 357 | struct snd_card *card; |
1da177e4 LT |
358 | |
359 | card = gus->card; | |
360 | spin_lock_irqsave(&gus->reg_lock, flags); | |
361 | outb(0x20, GUSP(gus, REGCNTRLS)); | |
362 | val = inb(GUSP(gus, REGCNTRLS)); | |
363 | rev = inb(GUSP(gus, BOARDVERSION)); | |
364 | spin_unlock_irqrestore(&gus->reg_lock, flags); | |
365 | snd_printdd("GF1 [0x%lx] init - val = 0x%x, rev = 0x%x\n", gus->gf1.port, val, rev); | |
366 | strcpy(card->driver, "GUS"); | |
367 | strcpy(card->longname, "Gravis UltraSound Classic (2.4)"); | |
368 | if ((val != 255 && (val & 0x06)) || (rev >= 5 && rev != 255)) { | |
369 | if (rev >= 5 && rev <= 9) { | |
370 | gus->ics_flag = 1; | |
371 | if (rev == 5) | |
372 | gus->ics_flipped = 1; | |
373 | card->longname[27] = '3'; | |
374 | card->longname[29] = rev == 5 ? '5' : '7'; | |
375 | } | |
376 | if (rev >= 10 && rev != 255) { | |
377 | if (rev >= 10 && rev <= 11) { | |
378 | strcpy(card->driver, "GUS MAX"); | |
379 | strcpy(card->longname, "Gravis UltraSound MAX"); | |
380 | gus->max_flag = 1; | |
381 | } else if (rev == 0x30) { | |
382 | strcpy(card->driver, "GUS ACE"); | |
383 | strcpy(card->longname, "Gravis UltraSound Ace"); | |
384 | gus->ace_flag = 1; | |
385 | } else if (rev == 0x50) { | |
386 | strcpy(card->driver, "GUS Extreme"); | |
387 | strcpy(card->longname, "Gravis UltraSound Extreme"); | |
388 | gus->ess_flag = 1; | |
389 | } else { | |
99b359ba | 390 | snd_printk(KERN_ERR "unknown GF1 revision number at 0x%lx - 0x%x (0x%x)\n", gus->gf1.port, rev, val); |
c1017a4c | 391 | snd_printk(KERN_ERR " please - report to <perex@perex.cz>\n"); |
1da177e4 LT |
392 | } |
393 | } | |
394 | } | |
395 | strcpy(card->shortname, card->longname); | |
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) { | |
406 | if ((err = snd_gus_check_version(gus)) < 0) { | |
99b359ba | 407 | snd_printk(KERN_ERR "version check failed\n"); |
1da177e4 LT |
408 | return err; |
409 | } | |
410 | if ((err = snd_gus_detect_memory(gus)) < 0) | |
411 | return err; | |
412 | } | |
413 | if ((err = snd_gus_init_dma_irq(gus, 1)) < 0) | |
414 | return err; | |
1da177e4 LT |
415 | snd_gf1_start(gus); |
416 | gus->initialized = 1; | |
417 | return 0; | |
418 | } | |
419 | ||
420 | /* gus_io.c */ | |
421 | EXPORT_SYMBOL(snd_gf1_delay); | |
422 | EXPORT_SYMBOL(snd_gf1_write8); | |
423 | EXPORT_SYMBOL(snd_gf1_look8); | |
424 | EXPORT_SYMBOL(snd_gf1_write16); | |
425 | EXPORT_SYMBOL(snd_gf1_look16); | |
426 | EXPORT_SYMBOL(snd_gf1_i_write8); | |
427 | EXPORT_SYMBOL(snd_gf1_i_look8); | |
1da177e4 LT |
428 | EXPORT_SYMBOL(snd_gf1_i_look16); |
429 | EXPORT_SYMBOL(snd_gf1_dram_addr); | |
430 | EXPORT_SYMBOL(snd_gf1_write_addr); | |
431 | EXPORT_SYMBOL(snd_gf1_poke); | |
432 | EXPORT_SYMBOL(snd_gf1_peek); | |
433 | /* gus_reset.c */ | |
434 | EXPORT_SYMBOL(snd_gf1_alloc_voice); | |
435 | EXPORT_SYMBOL(snd_gf1_free_voice); | |
436 | EXPORT_SYMBOL(snd_gf1_ctrl_stop); | |
437 | EXPORT_SYMBOL(snd_gf1_stop_voice); | |
1da177e4 LT |
438 | /* gus_mixer.c */ |
439 | EXPORT_SYMBOL(snd_gf1_new_mixer); | |
440 | /* gus_pcm.c */ | |
441 | EXPORT_SYMBOL(snd_gf1_pcm_new); | |
442 | /* gus.c */ | |
443 | EXPORT_SYMBOL(snd_gus_use_inc); | |
444 | EXPORT_SYMBOL(snd_gus_use_dec); | |
445 | EXPORT_SYMBOL(snd_gus_create); | |
446 | EXPORT_SYMBOL(snd_gus_initialize); | |
447 | /* gus_irq.c */ | |
448 | EXPORT_SYMBOL(snd_gus_interrupt); | |
449 | /* gus_uart.c */ | |
450 | EXPORT_SYMBOL(snd_gf1_rawmidi_new); | |
451 | /* gus_dram.c */ | |
452 | EXPORT_SYMBOL(snd_gus_dram_write); | |
453 | EXPORT_SYMBOL(snd_gus_dram_read); | |
454 | /* gus_volume.c */ | |
455 | EXPORT_SYMBOL(snd_gf1_lvol_to_gvol_raw); | |
456 | EXPORT_SYMBOL(snd_gf1_translate_freq); | |
457 | /* gus_mem.c */ | |
458 | EXPORT_SYMBOL(snd_gf1_mem_alloc); | |
459 | EXPORT_SYMBOL(snd_gf1_mem_xfree); | |
460 | EXPORT_SYMBOL(snd_gf1_mem_free); | |
461 | EXPORT_SYMBOL(snd_gf1_mem_lock); |