blob: ea06877be4b135fb8256de12ebe416dc9df46901 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Driver for SoundBlaster 1.0/2.0/Pro soundcards and compatible
Jaroslav Kyselac1017a42007-10-15 09:50:19 +02003 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
Linus Torvalds1da177e2005-04-16 15:20:36 -07004 *
5 *
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.
10 *
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.
15 *
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
19 *
20 */
21
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#include <linux/init.h>
Takashi Iwai67be4452005-11-17 16:55:22 +010023#include <linux/err.h>
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010024#include <linux/isa.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070025#include <linux/slab.h>
26#include <linux/ioport.h>
27#include <linux/moduleparam.h>
28#include <sound/core.h>
29#include <sound/sb.h>
30#include <sound/opl3.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070031#include <sound/initval.h>
32
Jaroslav Kyselac1017a42007-10-15 09:50:19 +020033MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
Linus Torvalds1da177e2005-04-16 15:20:36 -070034MODULE_DESCRIPTION("Sound Blaster 1.0/2.0/Pro");
35MODULE_LICENSE("GPL");
36MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 1.0/SB 2.0/SB Pro}}");
37
38static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
39static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
40static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
41static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
42static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
43static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3 */
44
45module_param_array(index, int, NULL, 0444);
46MODULE_PARM_DESC(index, "Index value for Sound Blaster soundcard.");
47module_param_array(id, charp, NULL, 0444);
48MODULE_PARM_DESC(id, "ID string for Sound Blaster soundcard.");
49module_param_array(enable, bool, NULL, 0444);
50MODULE_PARM_DESC(enable, "Enable Sound Blaster soundcard.");
51module_param_array(port, long, NULL, 0444);
52MODULE_PARM_DESC(port, "Port # for SB8 driver.");
53module_param_array(irq, int, NULL, 0444);
54MODULE_PARM_DESC(irq, "IRQ # for SB8 driver.");
55module_param_array(dma8, int, NULL, 0444);
56MODULE_PARM_DESC(dma8, "8-bit DMA # for SB8 driver.");
57
58struct snd_sb8 {
59 struct resource *fm_res; /* used to block FM i/o region for legacy cards */
Takashi Iwai67be4452005-11-17 16:55:22 +010060 struct snd_sb *chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -070061};
62
David Howells7d12e782006-10-05 14:55:46 +010063static irqreturn_t snd_sb8_interrupt(int irq, void *dev_id)
Linus Torvalds1da177e2005-04-16 15:20:36 -070064{
Takashi Iwai029d64b2005-11-17 14:34:36 +010065 struct snd_sb *chip = dev_id;
Linus Torvalds1da177e2005-04-16 15:20:36 -070066
67 if (chip->open & SB_OPEN_PCM) {
68 return snd_sb8dsp_interrupt(chip);
69 } else {
70 return snd_sb8dsp_midi_interrupt(chip);
71 }
72}
73
Takashi Iwai029d64b2005-11-17 14:34:36 +010074static void snd_sb8_free(struct snd_card *card)
Linus Torvalds1da177e2005-04-16 15:20:36 -070075{
76 struct snd_sb8 *acard = (struct snd_sb8 *)card->private_data;
77
78 if (acard == NULL)
79 return;
Takashi Iwaib1d57762005-10-10 11:56:31 +020080 release_and_free_resource(acard->fm_res);
Linus Torvalds1da177e2005-04-16 15:20:36 -070081}
82
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010083static int __devinit snd_sb8_match(struct device *pdev, unsigned int dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -070084{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010085 if (!enable[dev])
86 return 0;
87 if (irq[dev] == SNDRV_AUTO_IRQ) {
Takashi Iwai0418ff02008-11-03 08:51:33 +010088 dev_err(pdev, "please specify irq\n");
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010089 return 0;
90 }
91 if (dma8[dev] == SNDRV_AUTO_DMA) {
Takashi Iwai0418ff02008-11-03 08:51:33 +010092 dev_err(pdev, "please specify dma8\n");
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010093 return 0;
94 }
95 return 1;
96}
97
98static int __devinit snd_sb8_probe(struct device *pdev, unsigned int dev)
99{
Takashi Iwai029d64b2005-11-17 14:34:36 +0100100 struct snd_sb *chip;
101 struct snd_card *card;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102 struct snd_sb8 *acard;
Takashi Iwai029d64b2005-11-17 14:34:36 +0100103 struct snd_opl3 *opl3;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104 int err;
105
106 card = snd_card_new(index[dev], id[dev], THIS_MODULE,
107 sizeof(struct snd_sb8));
108 if (card == NULL)
109 return -ENOMEM;
Takashi Iwai67be4452005-11-17 16:55:22 +0100110 acard = card->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111 card->private_free = snd_sb8_free;
112
113 /* block the 0x388 port to avoid PnP conflicts */
114 acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
115
Takashi Iwai67be4452005-11-17 16:55:22 +0100116 if (port[dev] != SNDRV_AUTO_PORT) {
117 if ((err = snd_sbdsp_create(card, port[dev], irq[dev],
118 snd_sb8_interrupt,
119 dma8[dev],
120 -1,
121 SB_HW_AUTO,
122 &chip)) < 0)
123 goto _err;
124 } else {
125 /* auto-probe legacy ports */
126 static unsigned long possible_ports[] = {
127 0x220, 0x240, 0x260,
128 };
129 int i;
130 for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
131 err = snd_sbdsp_create(card, possible_ports[i],
132 irq[dev],
133 snd_sb8_interrupt,
134 dma8[dev],
135 -1,
136 SB_HW_AUTO,
137 &chip);
138 if (err >= 0) {
139 port[dev] = possible_ports[i];
140 break;
141 }
142 }
Takashi Iwai42a73df2008-12-11 12:12:06 +0100143 if (i >= ARRAY_SIZE(possible_ports)) {
144 err = -EINVAL;
Takashi Iwai67be4452005-11-17 16:55:22 +0100145 goto _err;
Takashi Iwai42a73df2008-12-11 12:12:06 +0100146 }
Takashi Iwai67be4452005-11-17 16:55:22 +0100147 }
148 acard->chip = chip;
149
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150 if (chip->hardware >= SB_HW_16) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700151 if (chip->hardware == SB_HW_ALS100)
Takashi Iwai43bcd972005-09-05 17:19:20 +0200152 snd_printk(KERN_WARNING "ALS100 chip detected at 0x%lx, try snd-als100 module\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153 port[dev]);
154 else
Takashi Iwai43bcd972005-09-05 17:19:20 +0200155 snd_printk(KERN_WARNING "SB 16 chip detected at 0x%lx, try snd-sb16 module\n",
156 port[dev]);
157 err = -ENODEV;
158 goto _err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700159 }
160
Takashi Iwai43bcd972005-09-05 17:19:20 +0200161 if ((err = snd_sb8dsp_pcm(chip, 0, NULL)) < 0)
162 goto _err;
163
164 if ((err = snd_sbmixer_new(chip)) < 0)
165 goto _err;
166
Linus Torvalds1da177e2005-04-16 15:20:36 -0700167 if (chip->hardware == SB_HW_10 || chip->hardware == SB_HW_20) {
168 if ((err = snd_opl3_create(card, chip->port + 8, 0,
169 OPL3_HW_AUTO, 1,
170 &opl3)) < 0) {
Takashi Iwai43bcd972005-09-05 17:19:20 +0200171 snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx\n", chip->port + 8);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700172 }
173 } else {
174 if ((err = snd_opl3_create(card, chip->port, chip->port + 2,
175 OPL3_HW_AUTO, 1,
176 &opl3)) < 0) {
Takashi Iwai43bcd972005-09-05 17:19:20 +0200177 snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx-0x%lx\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700178 chip->port, chip->port + 2);
179 }
180 }
181 if (err >= 0) {
Takashi Iwai43bcd972005-09-05 17:19:20 +0200182 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
183 goto _err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184 }
185
Takashi Iwai43bcd972005-09-05 17:19:20 +0200186 if ((err = snd_sb8dsp_midi(chip, 0, NULL)) < 0)
187 goto _err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700188
189 strcpy(card->driver, chip->hardware == SB_HW_PRO ? "SB Pro" : "SB8");
190 strcpy(card->shortname, chip->name);
191 sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
192 chip->name,
193 chip->port,
194 irq[dev], dma8[dev]);
Takashi Iwai43bcd972005-09-05 17:19:20 +0200195
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100196 snd_card_set_dev(card, pdev);
Takashi Iwai43bcd972005-09-05 17:19:20 +0200197
198 if ((err = snd_card_register(card)) < 0)
199 goto _err;
200
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100201 dev_set_drvdata(pdev, card);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202 return 0;
Takashi Iwai43bcd972005-09-05 17:19:20 +0200203
204 _err:
205 snd_card_free(card);
206 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700207}
208
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100209static int __devexit snd_sb8_remove(struct device *pdev, unsigned int dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700210{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100211 snd_card_free(dev_get_drvdata(pdev));
212 dev_set_drvdata(pdev, NULL);
Takashi Iwai67be4452005-11-17 16:55:22 +0100213 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700214}
215
Takashi Iwai67be4452005-11-17 16:55:22 +0100216#ifdef CONFIG_PM
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100217static int snd_sb8_suspend(struct device *dev, unsigned int n,
218 pm_message_t state)
Takashi Iwai67be4452005-11-17 16:55:22 +0100219{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100220 struct snd_card *card = dev_get_drvdata(dev);
Takashi Iwai67be4452005-11-17 16:55:22 +0100221 struct snd_sb8 *acard = card->private_data;
222 struct snd_sb *chip = acard->chip;
223
224 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
225 snd_pcm_suspend_all(chip->pcm);
226 snd_sbmixer_suspend(chip);
227 return 0;
228}
229
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100230static int snd_sb8_resume(struct device *dev, unsigned int n)
Takashi Iwai67be4452005-11-17 16:55:22 +0100231{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100232 struct snd_card *card = dev_get_drvdata(dev);
Takashi Iwai67be4452005-11-17 16:55:22 +0100233 struct snd_sb8 *acard = card->private_data;
234 struct snd_sb *chip = acard->chip;
235
236 snd_sbdsp_reset(chip);
237 snd_sbmixer_resume(chip);
238 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
239 return 0;
240}
241#endif
242
Rene Herman83c51c02007-03-20 11:33:46 +0100243#define DEV_NAME "sb8"
Takashi Iwai67be4452005-11-17 16:55:22 +0100244
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100245static struct isa_driver snd_sb8_driver = {
246 .match = snd_sb8_match,
Takashi Iwai67be4452005-11-17 16:55:22 +0100247 .probe = snd_sb8_probe,
Prarit Bhargava788c6042007-02-13 13:11:11 +0100248 .remove = __devexit_p(snd_sb8_remove),
Takashi Iwai67be4452005-11-17 16:55:22 +0100249#ifdef CONFIG_PM
250 .suspend = snd_sb8_suspend,
251 .resume = snd_sb8_resume,
252#endif
253 .driver = {
Rene Herman83c51c02007-03-20 11:33:46 +0100254 .name = DEV_NAME
Takashi Iwai67be4452005-11-17 16:55:22 +0100255 },
256};
257
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258static int __init alsa_card_sb8_init(void)
259{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100260 return isa_register_driver(&snd_sb8_driver, SNDRV_CARDS);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700261}
262
263static void __exit alsa_card_sb8_exit(void)
264{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100265 isa_unregister_driver(&snd_sb8_driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700266}
267
268module_init(alsa_card_sb8_init)
269module_exit(alsa_card_sb8_exit)