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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/ioport.h>
Paul Gortmaker65a77212011-07-15 13:13:37 -040026#include <linux/module.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070027#include <sound/core.h>
28#include <sound/sb.h>
29#include <sound/opl3.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070030#include <sound/initval.h>
31
Jaroslav Kyselac1017a42007-10-15 09:50:19 +020032MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
Linus Torvalds1da177e2005-04-16 15:20:36 -070033MODULE_DESCRIPTION("Sound Blaster 1.0/2.0/Pro");
34MODULE_LICENSE("GPL");
35MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 1.0/SB 2.0/SB Pro}}");
36
37static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
38static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
Rusty Russella67ff6a2011-12-15 13:49:36 +103039static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
Linus Torvalds1da177e2005-04-16 15:20:36 -070040static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */
41static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */
42static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3 */
43
44module_param_array(index, int, NULL, 0444);
45MODULE_PARM_DESC(index, "Index value for Sound Blaster soundcard.");
46module_param_array(id, charp, NULL, 0444);
47MODULE_PARM_DESC(id, "ID string for Sound Blaster soundcard.");
48module_param_array(enable, bool, NULL, 0444);
49MODULE_PARM_DESC(enable, "Enable Sound Blaster soundcard.");
50module_param_array(port, long, NULL, 0444);
51MODULE_PARM_DESC(port, "Port # for SB8 driver.");
52module_param_array(irq, int, NULL, 0444);
53MODULE_PARM_DESC(irq, "IRQ # for SB8 driver.");
54module_param_array(dma8, int, NULL, 0444);
55MODULE_PARM_DESC(dma8, "8-bit DMA # for SB8 driver.");
56
57struct snd_sb8 {
58 struct resource *fm_res; /* used to block FM i/o region for legacy cards */
Takashi Iwai67be4452005-11-17 16:55:22 +010059 struct snd_sb *chip;
Linus Torvalds1da177e2005-04-16 15:20:36 -070060};
61
David Howells7d12e782006-10-05 14:55:46 +010062static irqreturn_t snd_sb8_interrupt(int irq, void *dev_id)
Linus Torvalds1da177e2005-04-16 15:20:36 -070063{
Takashi Iwai029d64b2005-11-17 14:34:36 +010064 struct snd_sb *chip = dev_id;
Linus Torvalds1da177e2005-04-16 15:20:36 -070065
66 if (chip->open & SB_OPEN_PCM) {
67 return snd_sb8dsp_interrupt(chip);
68 } else {
69 return snd_sb8dsp_midi_interrupt(chip);
70 }
71}
72
Takashi Iwai029d64b2005-11-17 14:34:36 +010073static void snd_sb8_free(struct snd_card *card)
Linus Torvalds1da177e2005-04-16 15:20:36 -070074{
Joe Perches9fe856e2010-09-04 18:52:54 -070075 struct snd_sb8 *acard = card->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -070076
77 if (acard == NULL)
78 return;
Takashi Iwaib1d57762005-10-10 11:56:31 +020079 release_and_free_resource(acard->fm_res);
Linus Torvalds1da177e2005-04-16 15:20:36 -070080}
81
Bill Pemberton1bff2922012-12-06 12:35:21 -050082static int snd_sb8_match(struct device *pdev, unsigned int dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -070083{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010084 if (!enable[dev])
85 return 0;
86 if (irq[dev] == SNDRV_AUTO_IRQ) {
Takashi Iwai0418ff02008-11-03 08:51:33 +010087 dev_err(pdev, "please specify irq\n");
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010088 return 0;
89 }
90 if (dma8[dev] == SNDRV_AUTO_DMA) {
Takashi Iwai0418ff02008-11-03 08:51:33 +010091 dev_err(pdev, "please specify dma8\n");
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010092 return 0;
93 }
94 return 1;
95}
96
Bill Pemberton1bff2922012-12-06 12:35:21 -050097static int snd_sb8_probe(struct device *pdev, unsigned int dev)
Takashi Iwai5e24c1c2007-02-22 12:50:54 +010098{
Takashi Iwai029d64b2005-11-17 14:34:36 +010099 struct snd_sb *chip;
100 struct snd_card *card;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700101 struct snd_sb8 *acard;
Takashi Iwai029d64b2005-11-17 14:34:36 +0100102 struct snd_opl3 *opl3;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700103 int err;
104
Takashi Iwai4323cc42014-01-29 13:03:56 +0100105 err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE,
106 sizeof(struct snd_sb8), &card);
Takashi Iwaic95eadd2008-12-28 16:43:35 +0100107 if (err < 0)
108 return err;
Takashi Iwai67be4452005-11-17 16:55:22 +0100109 acard = card->private_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700110 card->private_free = snd_sb8_free;
111
112 /* block the 0x388 port to avoid PnP conflicts */
113 acard->fm_res = request_region(0x388, 4, "SoundBlaster FM");
114
Takashi Iwai67be4452005-11-17 16:55:22 +0100115 if (port[dev] != SNDRV_AUTO_PORT) {
116 if ((err = snd_sbdsp_create(card, port[dev], irq[dev],
117 snd_sb8_interrupt,
118 dma8[dev],
119 -1,
120 SB_HW_AUTO,
121 &chip)) < 0)
122 goto _err;
123 } else {
124 /* auto-probe legacy ports */
125 static unsigned long possible_ports[] = {
126 0x220, 0x240, 0x260,
127 };
128 int i;
129 for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
130 err = snd_sbdsp_create(card, possible_ports[i],
131 irq[dev],
132 snd_sb8_interrupt,
133 dma8[dev],
134 -1,
135 SB_HW_AUTO,
136 &chip);
137 if (err >= 0) {
138 port[dev] = possible_ports[i];
139 break;
140 }
141 }
Takashi Iwai42a73df2008-12-11 12:12:06 +0100142 if (i >= ARRAY_SIZE(possible_ports)) {
143 err = -EINVAL;
Takashi Iwai67be4452005-11-17 16:55:22 +0100144 goto _err;
Takashi Iwai42a73df2008-12-11 12:12:06 +0100145 }
Takashi Iwai67be4452005-11-17 16:55:22 +0100146 }
147 acard->chip = chip;
148
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149 if (chip->hardware >= SB_HW_16) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150 if (chip->hardware == SB_HW_ALS100)
Takashi Iwai43bcd972005-09-05 17:19:20 +0200151 snd_printk(KERN_WARNING "ALS100 chip detected at 0x%lx, try snd-als100 module\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152 port[dev]);
153 else
Takashi Iwai43bcd972005-09-05 17:19:20 +0200154 snd_printk(KERN_WARNING "SB 16 chip detected at 0x%lx, try snd-sb16 module\n",
155 port[dev]);
156 err = -ENODEV;
157 goto _err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158 }
159
Takashi Iwai43bcd972005-09-05 17:19:20 +0200160 if ((err = snd_sb8dsp_pcm(chip, 0, NULL)) < 0)
161 goto _err;
162
163 if ((err = snd_sbmixer_new(chip)) < 0)
164 goto _err;
165
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166 if (chip->hardware == SB_HW_10 || chip->hardware == SB_HW_20) {
167 if ((err = snd_opl3_create(card, chip->port + 8, 0,
168 OPL3_HW_AUTO, 1,
169 &opl3)) < 0) {
Takashi Iwai43bcd972005-09-05 17:19:20 +0200170 snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx\n", chip->port + 8);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700171 }
172 } else {
173 if ((err = snd_opl3_create(card, chip->port, chip->port + 2,
174 OPL3_HW_AUTO, 1,
175 &opl3)) < 0) {
Takashi Iwai43bcd972005-09-05 17:19:20 +0200176 snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx-0x%lx\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177 chip->port, chip->port + 2);
178 }
179 }
180 if (err >= 0) {
Takashi Iwai43bcd972005-09-05 17:19:20 +0200181 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
182 goto _err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183 }
184
Takashi Iwai43bcd972005-09-05 17:19:20 +0200185 if ((err = snd_sb8dsp_midi(chip, 0, NULL)) < 0)
186 goto _err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700187
188 strcpy(card->driver, chip->hardware == SB_HW_PRO ? "SB Pro" : "SB8");
189 strcpy(card->shortname, chip->name);
190 sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d",
191 chip->name,
192 chip->port,
193 irq[dev], dma8[dev]);
Takashi Iwai43bcd972005-09-05 17:19:20 +0200194
Takashi Iwai43bcd972005-09-05 17:19:20 +0200195 if ((err = snd_card_register(card)) < 0)
196 goto _err;
197
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100198 dev_set_drvdata(pdev, card);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199 return 0;
Takashi Iwai43bcd972005-09-05 17:19:20 +0200200
201 _err:
202 snd_card_free(card);
203 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204}
205
Bill Pemberton1bff2922012-12-06 12:35:21 -0500206static int snd_sb8_remove(struct device *pdev, unsigned int dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700207{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100208 snd_card_free(dev_get_drvdata(pdev));
Takashi Iwai67be4452005-11-17 16:55:22 +0100209 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700210}
211
Takashi Iwai67be4452005-11-17 16:55:22 +0100212#ifdef CONFIG_PM
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100213static int snd_sb8_suspend(struct device *dev, unsigned int n,
214 pm_message_t state)
Takashi Iwai67be4452005-11-17 16:55:22 +0100215{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100216 struct snd_card *card = dev_get_drvdata(dev);
Takashi Iwai67be4452005-11-17 16:55:22 +0100217 struct snd_sb8 *acard = card->private_data;
218 struct snd_sb *chip = acard->chip;
219
220 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
221 snd_pcm_suspend_all(chip->pcm);
222 snd_sbmixer_suspend(chip);
223 return 0;
224}
225
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100226static int snd_sb8_resume(struct device *dev, unsigned int n)
Takashi Iwai67be4452005-11-17 16:55:22 +0100227{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100228 struct snd_card *card = dev_get_drvdata(dev);
Takashi Iwai67be4452005-11-17 16:55:22 +0100229 struct snd_sb8 *acard = card->private_data;
230 struct snd_sb *chip = acard->chip;
231
232 snd_sbdsp_reset(chip);
233 snd_sbmixer_resume(chip);
234 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
235 return 0;
236}
237#endif
238
Rene Herman83c51c02007-03-20 11:33:46 +0100239#define DEV_NAME "sb8"
Takashi Iwai67be4452005-11-17 16:55:22 +0100240
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100241static struct isa_driver snd_sb8_driver = {
242 .match = snd_sb8_match,
Takashi Iwai67be4452005-11-17 16:55:22 +0100243 .probe = snd_sb8_probe,
Bill Pemberton1bff2922012-12-06 12:35:21 -0500244 .remove = snd_sb8_remove,
Takashi Iwai67be4452005-11-17 16:55:22 +0100245#ifdef CONFIG_PM
246 .suspend = snd_sb8_suspend,
247 .resume = snd_sb8_resume,
248#endif
249 .driver = {
Rene Herman83c51c02007-03-20 11:33:46 +0100250 .name = DEV_NAME
Takashi Iwai67be4452005-11-17 16:55:22 +0100251 },
252};
253
Linus Torvalds1da177e2005-04-16 15:20:36 -0700254static int __init alsa_card_sb8_init(void)
255{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100256 return isa_register_driver(&snd_sb8_driver, SNDRV_CARDS);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700257}
258
259static void __exit alsa_card_sb8_exit(void)
260{
Takashi Iwai5e24c1c2007-02-22 12:50:54 +0100261 isa_unregister_driver(&snd_sb8_driver);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700262}
263
264module_init(alsa_card_sb8_init)
265module_exit(alsa_card_sb8_exit)