x86: block irq balancing for timer
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / sound / isa / gus / gusextreme.c
blob0aeaa6cf6cf0409eba067fedfe69c0e87127817f
1 /*
2 * Driver for Gravis UltraSound Extreme soundcards
3 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <sound/driver.h>
23 #include <linux/init.h>
24 #include <linux/err.h>
25 #include <linux/isa.h>
26 #include <linux/delay.h>
27 #include <linux/time.h>
28 #include <linux/moduleparam.h>
29 #include <asm/dma.h>
30 #include <sound/core.h>
31 #include <sound/gus.h>
32 #include <sound/es1688.h>
33 #include <sound/mpu401.h>
34 #include <sound/opl3.h>
35 #define SNDRV_LEGACY_AUTO_PROBE
36 #define SNDRV_LEGACY_FIND_FREE_IRQ
37 #define SNDRV_LEGACY_FIND_FREE_DMA
38 #include <sound/initval.h>
40 #define CRD_NAME "Gravis UltraSound Extreme"
41 #define DEV_NAME "gusextreme"
43 MODULE_DESCRIPTION(CRD_NAME);
44 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
45 MODULE_LICENSE("GPL");
46 MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");
48 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
49 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
50 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
51 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
52 static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
53 static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
54 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
55 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
56 static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */
57 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
58 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
59 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
60 /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
61 static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
62 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
64 module_param_array(index, int, NULL, 0444);
65 MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
66 module_param_array(id, charp, NULL, 0444);
67 MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
68 module_param_array(enable, bool, NULL, 0444);
69 MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
70 module_param_array(port, long, NULL, 0444);
71 MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
72 module_param_array(gf1_port, long, NULL, 0444);
73 MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
74 module_param_array(mpu_port, long, NULL, 0444);
75 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
76 module_param_array(irq, int, NULL, 0444);
77 MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
78 module_param_array(mpu_irq, int, NULL, 0444);
79 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
80 module_param_array(gf1_irq, int, NULL, 0444);
81 MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
82 module_param_array(dma8, int, NULL, 0444);
83 MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
84 module_param_array(dma1, int, NULL, 0444);
85 MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " driver.");
86 module_param_array(joystick_dac, int, NULL, 0444);
87 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
88 module_param_array(channels, int, NULL, 0444);
89 MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
90 module_param_array(pcm_channels, int, NULL, 0444);
91 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
93 static int __devinit snd_gusextreme_match(struct device *dev, unsigned int n)
95 return enable[n];
98 static int __devinit snd_gusextreme_es1688_create(struct snd_card *card,
99 struct device *dev, unsigned int n, struct snd_es1688 **rchip)
101 static long possible_ports[] = {0x220, 0x240, 0x260};
102 static int possible_irqs[] = {5, 9, 10, 7, -1};
103 static int possible_dmas[] = {1, 3, 0, -1};
105 int i, error;
107 if (irq[n] == SNDRV_AUTO_IRQ) {
108 irq[n] = snd_legacy_find_free_irq(possible_irqs);
109 if (irq[n] < 0) {
110 snd_printk(KERN_ERR "%s: unable to find a free IRQ "
111 "for ES1688\n", dev->bus_id);
112 return -EBUSY;
115 if (dma8[n] == SNDRV_AUTO_DMA) {
116 dma8[n] = snd_legacy_find_free_dma(possible_dmas);
117 if (dma8[n] < 0) {
118 snd_printk(KERN_ERR "%s: unable to find a free DMA "
119 "for ES1688\n", dev->bus_id);
120 return -EBUSY;
124 if (port[n] != SNDRV_AUTO_PORT)
125 return snd_es1688_create(card, port[n], mpu_port[n], irq[n],
126 mpu_irq[n], dma8[n], ES1688_HW_1688, rchip);
128 i = 0;
129 do {
130 port[n] = possible_ports[i];
131 error = snd_es1688_create(card, port[n], mpu_port[n], irq[n],
132 mpu_irq[n], dma8[n], ES1688_HW_1688, rchip);
133 } while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
135 return error;
138 static int __devinit snd_gusextreme_gus_card_create(struct snd_card *card,
139 struct device *dev, unsigned int n, struct snd_gus_card **rgus)
141 static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
142 static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
144 if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
145 gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
146 if (gf1_irq[n] < 0) {
147 snd_printk(KERN_ERR "%s: unable to find a free IRQ "
148 "for GF1\n", dev->bus_id);
149 return -EBUSY;
152 if (dma1[n] == SNDRV_AUTO_DMA) {
153 dma1[n] = snd_legacy_find_free_dma(possible_dmas);
154 if (dma1[n] < 0) {
155 snd_printk(KERN_ERR "%s: unable to find a free DMA "
156 "for GF1\n", dev->bus_id);
157 return -EBUSY;
160 return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
161 0, channels[n], pcm_channels[n], 0, rgus);
164 static int __devinit snd_gusextreme_detect(struct snd_gus_card *gus,
165 struct snd_es1688 *es1688)
167 unsigned long flags;
168 unsigned char d;
171 * This is main stuff - enable access to GF1 chip...
172 * I'm not sure, if this will work for card which have
173 * ES1688 chip in another place than 0x220.
175 * I used reverse-engineering in DOSEMU. [--jk]
177 * ULTRINIT.EXE:
178 * 0x230 = 0,2,3
179 * 0x240 = 2,0,1
180 * 0x250 = 2,0,3
181 * 0x260 = 2,2,1
184 spin_lock_irqsave(&es1688->mixer_lock, flags);
185 snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */
186 spin_unlock_irqrestore(&es1688->mixer_lock, flags);
188 spin_lock_irqsave(&es1688->reg_lock, flags);
189 outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
190 outb(0, 0x201);
191 outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
192 outb(0, 0x201);
193 outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
194 spin_unlock_irqrestore(&es1688->reg_lock, flags);
196 udelay(100);
198 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */
199 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
200 snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
201 return -EIO;
203 udelay(160);
204 snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */
205 udelay(160);
206 if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
207 snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
208 return -EIO;
211 return 0;
214 static int __devinit snd_gusextreme_mixer(struct snd_es1688 *chip)
216 struct snd_card *card = chip->card;
217 struct snd_ctl_elem_id id1, id2;
218 int error;
220 memset(&id1, 0, sizeof(id1));
221 memset(&id2, 0, sizeof(id2));
222 id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
224 /* reassign AUX to SYNTHESIZER */
225 strcpy(id1.name, "Aux Playback Volume");
226 strcpy(id2.name, "Synth Playback Volume");
227 error = snd_ctl_rename_id(card, &id1, &id2);
228 if (error < 0)
229 return error;
231 /* reassign Master Playback Switch to Synth Playback Switch */
232 strcpy(id1.name, "Master Playback Switch");
233 strcpy(id2.name, "Synth Playback Switch");
234 error = snd_ctl_rename_id(card, &id1, &id2);
235 if (error < 0)
236 return error;
238 return 0;
241 static int __devinit snd_gusextreme_probe(struct device *dev, unsigned int n)
243 struct snd_card *card;
244 struct snd_gus_card *gus;
245 struct snd_es1688 *es1688;
246 struct snd_opl3 *opl3;
247 int error;
249 card = snd_card_new(index[n], id[n], THIS_MODULE, 0);
250 if (!card)
251 return -EINVAL;
253 if (mpu_port[n] == SNDRV_AUTO_PORT)
254 mpu_port[n] = 0;
256 if (mpu_irq[n] > 15)
257 mpu_irq[n] = -1;
259 error = snd_gusextreme_es1688_create(card, dev, n, &es1688);
260 if (error < 0)
261 goto out;
263 if (gf1_port[n] < 0)
264 gf1_port[n] = es1688->port + 0x20;
266 error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
267 if (error < 0)
268 goto out;
270 error = snd_gusextreme_detect(gus, es1688);
271 if (error < 0)
272 goto out;
274 gus->joystick_dac = joystick_dac[n];
276 error = snd_gus_initialize(gus);
277 if (error < 0)
278 goto out;
280 error = -ENODEV;
281 if (!gus->ess_flag) {
282 snd_printk(KERN_ERR "%s: GUS Extreme soundcard was not "
283 "detected at 0x%lx\n", dev->bus_id, gus->gf1.port);
284 goto out;
286 gus->codec_flag = 1;
288 error = snd_es1688_pcm(es1688, 0, NULL);
289 if (error < 0)
290 goto out;
292 error = snd_es1688_mixer(es1688);
293 if (error < 0)
294 goto out;
296 snd_component_add(card, "ES1688");
298 if (pcm_channels[n] > 0) {
299 error = snd_gf1_pcm_new(gus, 1, 1, NULL);
300 if (error < 0)
301 goto out;
304 error = snd_gf1_new_mixer(gus);
305 if (error < 0)
306 goto out;
308 error = snd_gusextreme_mixer(es1688);
309 if (error < 0)
310 goto out;
312 if (snd_opl3_create(card, es1688->port, es1688->port + 2,
313 OPL3_HW_OPL3, 0, &opl3) < 0)
314 printk(KERN_ERR "%s: opl3 not detected at 0x%lx\n",
315 dev->bus_id, es1688->port);
316 else {
317 error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
318 if (error < 0)
319 goto out;
322 if (es1688->mpu_port >= 0x300) {
323 error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
324 es1688->mpu_port, 0,
325 mpu_irq[n], IRQF_DISABLED, NULL);
326 if (error < 0)
327 goto out;
330 sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
331 "irq %i&%i, dma %i&%i", es1688->port,
332 gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
334 snd_card_set_dev(card, dev);
336 error = snd_card_register(card);
337 if (error < 0)
338 goto out;
340 dev_set_drvdata(dev, card);
341 return 0;
343 out: snd_card_free(card);
344 return error;
347 static int __devexit snd_gusextreme_remove(struct device *dev, unsigned int n)
349 snd_card_free(dev_get_drvdata(dev));
350 dev_set_drvdata(dev, NULL);
351 return 0;
354 static struct isa_driver snd_gusextreme_driver = {
355 .match = snd_gusextreme_match,
356 .probe = snd_gusextreme_probe,
357 .remove = snd_gusextreme_remove,
358 #if 0 /* FIXME */
359 .suspend = snd_gusextreme_suspend,
360 .resume = snd_gusextreme_resume,
361 #endif
362 .driver = {
363 .name = DEV_NAME
367 static int __init alsa_card_gusextreme_init(void)
369 return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
372 static void __exit alsa_card_gusextreme_exit(void)
374 isa_unregister_driver(&snd_gusextreme_driver);
377 module_init(alsa_card_gusextreme_init);
378 module_exit(alsa_card_gusextreme_exit);