Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Driver for SoundBlaster 1.0/2.0/Pro soundcards and compatible | |
c1017a4c | 3 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
1da177e4 LT |
4 | * |
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 | ||
1da177e4 | 22 | #include <linux/init.h> |
67be4458 | 23 | #include <linux/err.h> |
5e24c1c1 | 24 | #include <linux/isa.h> |
1da177e4 | 25 | #include <linux/ioport.h> |
65a77217 | 26 | #include <linux/module.h> |
1da177e4 LT |
27 | #include <sound/core.h> |
28 | #include <sound/sb.h> | |
29 | #include <sound/opl3.h> | |
1da177e4 LT |
30 | #include <sound/initval.h> |
31 | ||
c1017a4c | 32 | MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); |
1da177e4 LT |
33 | MODULE_DESCRIPTION("Sound Blaster 1.0/2.0/Pro"); |
34 | MODULE_LICENSE("GPL"); | |
35 | MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 1.0/SB 2.0/SB Pro}}"); | |
36 | ||
37 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ | |
38 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ | |
39 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ | |
40 | static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */ | |
41 | static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ | |
42 | static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3 */ | |
43 | ||
44 | module_param_array(index, int, NULL, 0444); | |
45 | MODULE_PARM_DESC(index, "Index value for Sound Blaster soundcard."); | |
46 | module_param_array(id, charp, NULL, 0444); | |
47 | MODULE_PARM_DESC(id, "ID string for Sound Blaster soundcard."); | |
48 | module_param_array(enable, bool, NULL, 0444); | |
49 | MODULE_PARM_DESC(enable, "Enable Sound Blaster soundcard."); | |
50 | module_param_array(port, long, NULL, 0444); | |
51 | MODULE_PARM_DESC(port, "Port # for SB8 driver."); | |
52 | module_param_array(irq, int, NULL, 0444); | |
53 | MODULE_PARM_DESC(irq, "IRQ # for SB8 driver."); | |
54 | module_param_array(dma8, int, NULL, 0444); | |
55 | MODULE_PARM_DESC(dma8, "8-bit DMA # for SB8 driver."); | |
56 | ||
57 | struct snd_sb8 { | |
58 | struct resource *fm_res; /* used to block FM i/o region for legacy cards */ | |
67be4458 | 59 | struct snd_sb *chip; |
1da177e4 LT |
60 | }; |
61 | ||
7d12e780 | 62 | static irqreturn_t snd_sb8_interrupt(int irq, void *dev_id) |
1da177e4 | 63 | { |
029d64b0 | 64 | struct snd_sb *chip = dev_id; |
1da177e4 LT |
65 | |
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 | ||
029d64b0 | 73 | static void snd_sb8_free(struct snd_card *card) |
1da177e4 | 74 | { |
9fe856e4 | 75 | struct snd_sb8 *acard = card->private_data; |
1da177e4 LT |
76 | |
77 | if (acard == NULL) | |
78 | return; | |
b1d5776d | 79 | release_and_free_resource(acard->fm_res); |
1da177e4 LT |
80 | } |
81 | ||
5e24c1c1 TI |
82 | static int __devinit snd_sb8_match(struct device *pdev, unsigned int dev) |
83 | { | |
84 | if (!enable[dev]) | |
85 | return 0; | |
86 | if (irq[dev] == SNDRV_AUTO_IRQ) { | |
0418ff0c | 87 | dev_err(pdev, "please specify irq\n"); |
5e24c1c1 TI |
88 | return 0; |
89 | } | |
90 | if (dma8[dev] == SNDRV_AUTO_DMA) { | |
0418ff0c | 91 | dev_err(pdev, "please specify dma8\n"); |
5e24c1c1 TI |
92 | return 0; |
93 | } | |
94 | return 1; | |
95 | } | |
96 | ||
97 | static int __devinit snd_sb8_probe(struct device *pdev, unsigned int dev) | |
1da177e4 | 98 | { |
029d64b0 TI |
99 | struct snd_sb *chip; |
100 | struct snd_card *card; | |
1da177e4 | 101 | struct snd_sb8 *acard; |
029d64b0 | 102 | struct snd_opl3 *opl3; |
1da177e4 LT |
103 | int err; |
104 | ||
c95eadd2 TI |
105 | err = snd_card_create(index[dev], id[dev], THIS_MODULE, |
106 | sizeof(struct snd_sb8), &card); | |
107 | if (err < 0) | |
108 | return err; | |
67be4458 | 109 | acard = card->private_data; |
1da177e4 LT |
110 | 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 | ||
67be4458 TI |
115 | 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 | } | |
42a73df4 TI |
142 | if (i >= ARRAY_SIZE(possible_ports)) { |
143 | err = -EINVAL; | |
67be4458 | 144 | goto _err; |
42a73df4 | 145 | } |
67be4458 TI |
146 | } |
147 | acard->chip = chip; | |
148 | ||
1da177e4 | 149 | if (chip->hardware >= SB_HW_16) { |
1da177e4 | 150 | if (chip->hardware == SB_HW_ALS100) |
43bcd973 | 151 | snd_printk(KERN_WARNING "ALS100 chip detected at 0x%lx, try snd-als100 module\n", |
1da177e4 LT |
152 | port[dev]); |
153 | else | |
43bcd973 TI |
154 | 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; | |
1da177e4 LT |
158 | } |
159 | ||
43bcd973 TI |
160 | 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 | ||
1da177e4 LT |
166 | 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) { | |
43bcd973 | 170 | snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx\n", chip->port + 8); |
1da177e4 LT |
171 | } |
172 | } else { | |
173 | if ((err = snd_opl3_create(card, chip->port, chip->port + 2, | |
174 | OPL3_HW_AUTO, 1, | |
175 | &opl3)) < 0) { | |
43bcd973 | 176 | snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx-0x%lx\n", |
1da177e4 LT |
177 | chip->port, chip->port + 2); |
178 | } | |
179 | } | |
180 | if (err >= 0) { | |
43bcd973 TI |
181 | if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) |
182 | goto _err; | |
1da177e4 LT |
183 | } |
184 | ||
43bcd973 TI |
185 | if ((err = snd_sb8dsp_midi(chip, 0, NULL)) < 0) |
186 | goto _err; | |
1da177e4 LT |
187 | |
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]); | |
43bcd973 | 194 | |
5e24c1c1 | 195 | snd_card_set_dev(card, pdev); |
43bcd973 TI |
196 | |
197 | if ((err = snd_card_register(card)) < 0) | |
198 | goto _err; | |
199 | ||
5e24c1c1 | 200 | dev_set_drvdata(pdev, card); |
1da177e4 | 201 | return 0; |
43bcd973 TI |
202 | |
203 | _err: | |
204 | snd_card_free(card); | |
205 | return err; | |
1da177e4 LT |
206 | } |
207 | ||
5e24c1c1 | 208 | static int __devexit snd_sb8_remove(struct device *pdev, unsigned int dev) |
67be4458 | 209 | { |
5e24c1c1 TI |
210 | snd_card_free(dev_get_drvdata(pdev)); |
211 | dev_set_drvdata(pdev, NULL); | |
67be4458 TI |
212 | return 0; |
213 | } | |
214 | ||
215 | #ifdef CONFIG_PM | |
5e24c1c1 TI |
216 | static int snd_sb8_suspend(struct device *dev, unsigned int n, |
217 | pm_message_t state) | |
67be4458 | 218 | { |
5e24c1c1 | 219 | struct snd_card *card = dev_get_drvdata(dev); |
67be4458 TI |
220 | struct snd_sb8 *acard = card->private_data; |
221 | struct snd_sb *chip = acard->chip; | |
222 | ||
223 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); | |
224 | snd_pcm_suspend_all(chip->pcm); | |
225 | snd_sbmixer_suspend(chip); | |
226 | return 0; | |
227 | } | |
228 | ||
5e24c1c1 | 229 | static int snd_sb8_resume(struct device *dev, unsigned int n) |
1da177e4 | 230 | { |
5e24c1c1 | 231 | struct snd_card *card = dev_get_drvdata(dev); |
67be4458 TI |
232 | struct snd_sb8 *acard = card->private_data; |
233 | struct snd_sb *chip = acard->chip; | |
234 | ||
235 | snd_sbdsp_reset(chip); | |
236 | snd_sbmixer_resume(chip); | |
237 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); | |
238 | return 0; | |
1da177e4 | 239 | } |
67be4458 TI |
240 | #endif |
241 | ||
83c51c0a | 242 | #define DEV_NAME "sb8" |
67be4458 | 243 | |
5e24c1c1 TI |
244 | static struct isa_driver snd_sb8_driver = { |
245 | .match = snd_sb8_match, | |
67be4458 | 246 | .probe = snd_sb8_probe, |
788c6043 | 247 | .remove = __devexit_p(snd_sb8_remove), |
67be4458 TI |
248 | #ifdef CONFIG_PM |
249 | .suspend = snd_sb8_suspend, | |
250 | .resume = snd_sb8_resume, | |
251 | #endif | |
252 | .driver = { | |
83c51c0a | 253 | .name = DEV_NAME |
67be4458 TI |
254 | }, |
255 | }; | |
1da177e4 LT |
256 | |
257 | static int __init alsa_card_sb8_init(void) | |
258 | { | |
5e24c1c1 | 259 | return isa_register_driver(&snd_sb8_driver, SNDRV_CARDS); |
1da177e4 LT |
260 | } |
261 | ||
262 | static void __exit alsa_card_sb8_exit(void) | |
263 | { | |
5e24c1c1 | 264 | isa_unregister_driver(&snd_sb8_driver); |
1da177e4 LT |
265 | } |
266 | ||
267 | module_init(alsa_card_sb8_init) | |
268 | module_exit(alsa_card_sb8_exit) |