Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Driver for SoundBlaster 1.0/2.0/Pro soundcards and compatible |
| 3 | * Copyright (c) by Jaroslav Kysela <perex@suse.cz> |
| 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 | |
| 22 | #include <sound/driver.h> |
| 23 | #include <linux/init.h> |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 24 | #include <linux/err.h> |
| 25 | #include <linux/platform_device.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #include <linux/slab.h> |
| 27 | #include <linux/ioport.h> |
| 28 | #include <linux/moduleparam.h> |
| 29 | #include <sound/core.h> |
| 30 | #include <sound/sb.h> |
| 31 | #include <sound/opl3.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | #include <sound/initval.h> |
| 33 | |
| 34 | MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); |
| 35 | MODULE_DESCRIPTION("Sound Blaster 1.0/2.0/Pro"); |
| 36 | MODULE_LICENSE("GPL"); |
| 37 | MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB 1.0/SB 2.0/SB Pro}}"); |
| 38 | |
| 39 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
| 40 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
| 41 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ |
| 42 | static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */ |
| 43 | static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ |
| 44 | static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3 */ |
| 45 | |
| 46 | module_param_array(index, int, NULL, 0444); |
| 47 | MODULE_PARM_DESC(index, "Index value for Sound Blaster soundcard."); |
| 48 | module_param_array(id, charp, NULL, 0444); |
| 49 | MODULE_PARM_DESC(id, "ID string for Sound Blaster soundcard."); |
| 50 | module_param_array(enable, bool, NULL, 0444); |
| 51 | MODULE_PARM_DESC(enable, "Enable Sound Blaster soundcard."); |
| 52 | module_param_array(port, long, NULL, 0444); |
| 53 | MODULE_PARM_DESC(port, "Port # for SB8 driver."); |
| 54 | module_param_array(irq, int, NULL, 0444); |
| 55 | MODULE_PARM_DESC(irq, "IRQ # for SB8 driver."); |
| 56 | module_param_array(dma8, int, NULL, 0444); |
| 57 | MODULE_PARM_DESC(dma8, "8-bit DMA # for SB8 driver."); |
| 58 | |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 59 | static struct platform_device *devices[SNDRV_CARDS]; |
| 60 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | struct snd_sb8 { |
| 62 | struct resource *fm_res; /* used to block FM i/o region for legacy cards */ |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 63 | struct snd_sb *chip; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | }; |
| 65 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 66 | static irqreturn_t snd_sb8_interrupt(int irq, void *dev_id, struct pt_regs *regs) |
| 67 | { |
Takashi Iwai | 029d64b | 2005-11-17 14:34:36 +0100 | [diff] [blame] | 68 | struct snd_sb *chip = dev_id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 | |
| 70 | if (chip->open & SB_OPEN_PCM) { |
| 71 | return snd_sb8dsp_interrupt(chip); |
| 72 | } else { |
| 73 | return snd_sb8dsp_midi_interrupt(chip); |
| 74 | } |
| 75 | } |
| 76 | |
Takashi Iwai | 029d64b | 2005-11-17 14:34:36 +0100 | [diff] [blame] | 77 | static void snd_sb8_free(struct snd_card *card) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | { |
| 79 | struct snd_sb8 *acard = (struct snd_sb8 *)card->private_data; |
| 80 | |
| 81 | if (acard == NULL) |
| 82 | return; |
Takashi Iwai | b1d5776 | 2005-10-10 11:56:31 +0200 | [diff] [blame] | 83 | release_and_free_resource(acard->fm_res); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 84 | } |
| 85 | |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 86 | static int __init snd_sb8_probe(struct platform_device *pdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | { |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 88 | int dev = pdev->id; |
Takashi Iwai | 029d64b | 2005-11-17 14:34:36 +0100 | [diff] [blame] | 89 | struct snd_sb *chip; |
| 90 | struct snd_card *card; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | struct snd_sb8 *acard; |
Takashi Iwai | 029d64b | 2005-11-17 14:34:36 +0100 | [diff] [blame] | 92 | struct snd_opl3 *opl3; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 93 | int err; |
| 94 | |
| 95 | card = snd_card_new(index[dev], id[dev], THIS_MODULE, |
| 96 | sizeof(struct snd_sb8)); |
| 97 | if (card == NULL) |
| 98 | return -ENOMEM; |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 99 | acard = card->private_data; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 100 | card->private_free = snd_sb8_free; |
| 101 | |
| 102 | /* block the 0x388 port to avoid PnP conflicts */ |
| 103 | acard->fm_res = request_region(0x388, 4, "SoundBlaster FM"); |
| 104 | |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 105 | if (port[dev] != SNDRV_AUTO_PORT) { |
| 106 | if ((err = snd_sbdsp_create(card, port[dev], irq[dev], |
| 107 | snd_sb8_interrupt, |
| 108 | dma8[dev], |
| 109 | -1, |
| 110 | SB_HW_AUTO, |
| 111 | &chip)) < 0) |
| 112 | goto _err; |
| 113 | } else { |
| 114 | /* auto-probe legacy ports */ |
| 115 | static unsigned long possible_ports[] = { |
| 116 | 0x220, 0x240, 0x260, |
| 117 | }; |
| 118 | int i; |
| 119 | for (i = 0; i < ARRAY_SIZE(possible_ports); i++) { |
| 120 | err = snd_sbdsp_create(card, possible_ports[i], |
| 121 | irq[dev], |
| 122 | snd_sb8_interrupt, |
| 123 | dma8[dev], |
| 124 | -1, |
| 125 | SB_HW_AUTO, |
| 126 | &chip); |
| 127 | if (err >= 0) { |
| 128 | port[dev] = possible_ports[i]; |
| 129 | break; |
| 130 | } |
| 131 | } |
| 132 | if (i >= ARRAY_SIZE(possible_ports)) |
| 133 | goto _err; |
| 134 | } |
| 135 | acard->chip = chip; |
| 136 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 137 | if (chip->hardware >= SB_HW_16) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 138 | if (chip->hardware == SB_HW_ALS100) |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 139 | snd_printk(KERN_WARNING "ALS100 chip detected at 0x%lx, try snd-als100 module\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 140 | port[dev]); |
| 141 | else |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 142 | snd_printk(KERN_WARNING "SB 16 chip detected at 0x%lx, try snd-sb16 module\n", |
| 143 | port[dev]); |
| 144 | err = -ENODEV; |
| 145 | goto _err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 146 | } |
| 147 | |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 148 | if ((err = snd_sb8dsp_pcm(chip, 0, NULL)) < 0) |
| 149 | goto _err; |
| 150 | |
| 151 | if ((err = snd_sbmixer_new(chip)) < 0) |
| 152 | goto _err; |
| 153 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 154 | if (chip->hardware == SB_HW_10 || chip->hardware == SB_HW_20) { |
| 155 | if ((err = snd_opl3_create(card, chip->port + 8, 0, |
| 156 | OPL3_HW_AUTO, 1, |
| 157 | &opl3)) < 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 158 | snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx\n", chip->port + 8); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 159 | } |
| 160 | } else { |
| 161 | if ((err = snd_opl3_create(card, chip->port, chip->port + 2, |
| 162 | OPL3_HW_AUTO, 1, |
| 163 | &opl3)) < 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 164 | snd_printk(KERN_WARNING "sb8: no OPL device at 0x%lx-0x%lx\n", |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 165 | chip->port, chip->port + 2); |
| 166 | } |
| 167 | } |
| 168 | if (err >= 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 169 | if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) |
| 170 | goto _err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 171 | } |
| 172 | |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 173 | if ((err = snd_sb8dsp_midi(chip, 0, NULL)) < 0) |
| 174 | goto _err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | |
| 176 | strcpy(card->driver, chip->hardware == SB_HW_PRO ? "SB Pro" : "SB8"); |
| 177 | strcpy(card->shortname, chip->name); |
| 178 | sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d", |
| 179 | chip->name, |
| 180 | chip->port, |
| 181 | irq[dev], dma8[dev]); |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 182 | |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 183 | snd_card_set_dev(card, &pdev->dev); |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 184 | |
| 185 | if ((err = snd_card_register(card)) < 0) |
| 186 | goto _err; |
| 187 | |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 188 | platform_set_drvdata(pdev, card); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | return 0; |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 190 | |
| 191 | _err: |
| 192 | snd_card_free(card); |
| 193 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 194 | } |
| 195 | |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 196 | static int snd_sb8_remove(struct platform_device *pdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 197 | { |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 198 | snd_card_free(platform_get_drvdata(pdev)); |
| 199 | platform_set_drvdata(pdev, NULL); |
| 200 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 201 | } |
| 202 | |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 203 | #ifdef CONFIG_PM |
| 204 | static int snd_sb8_suspend(struct platform_device *dev, pm_message_t state) |
| 205 | { |
| 206 | struct snd_card *card = platform_get_drvdata(dev); |
| 207 | struct snd_sb8 *acard = card->private_data; |
| 208 | struct snd_sb *chip = acard->chip; |
| 209 | |
| 210 | snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); |
| 211 | snd_pcm_suspend_all(chip->pcm); |
| 212 | snd_sbmixer_suspend(chip); |
| 213 | return 0; |
| 214 | } |
| 215 | |
| 216 | static int snd_sb8_resume(struct platform_device *dev) |
| 217 | { |
| 218 | struct snd_card *card = platform_get_drvdata(dev); |
| 219 | struct snd_sb8 *acard = card->private_data; |
| 220 | struct snd_sb *chip = acard->chip; |
| 221 | |
| 222 | snd_sbdsp_reset(chip); |
| 223 | snd_sbmixer_resume(chip); |
| 224 | snd_power_change_state(card, SNDRV_CTL_POWER_D0); |
| 225 | return 0; |
| 226 | } |
| 227 | #endif |
| 228 | |
| 229 | #define SND_SB8_DRIVER "snd_sb8" |
| 230 | |
| 231 | static struct platform_driver snd_sb8_driver = { |
| 232 | .probe = snd_sb8_probe, |
| 233 | .remove = snd_sb8_remove, |
| 234 | #ifdef CONFIG_PM |
| 235 | .suspend = snd_sb8_suspend, |
| 236 | .resume = snd_sb8_resume, |
| 237 | #endif |
| 238 | .driver = { |
| 239 | .name = SND_SB8_DRIVER |
| 240 | }, |
| 241 | }; |
| 242 | |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 243 | static void __init_or_module snd_sb8_unregister_all(void) |
| 244 | { |
| 245 | int i; |
| 246 | |
| 247 | for (i = 0; i < ARRAY_SIZE(devices); ++i) |
| 248 | platform_device_unregister(devices[i]); |
| 249 | platform_driver_unregister(&snd_sb8_driver); |
| 250 | } |
| 251 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | static int __init alsa_card_sb8_init(void) |
| 253 | { |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 254 | int i, cards, err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 255 | |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 256 | err = platform_driver_register(&snd_sb8_driver); |
| 257 | if (err < 0) |
| 258 | return err; |
| 259 | |
| 260 | cards = 0; |
Takashi Iwai | 8278ca8 | 2006-02-20 11:57:34 +0100 | [diff] [blame] | 261 | for (i = 0; i < SNDRV_CARDS; i++) { |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 262 | struct platform_device *device; |
Takashi Iwai | 8278ca8 | 2006-02-20 11:57:34 +0100 | [diff] [blame] | 263 | if (! enable[i]) |
| 264 | continue; |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 265 | device = platform_device_register_simple(SND_SB8_DRIVER, |
| 266 | i, NULL, 0); |
| 267 | if (IS_ERR(device)) { |
| 268 | err = PTR_ERR(device); |
| 269 | goto errout; |
| 270 | } |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 271 | devices[i] = device; |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 272 | cards++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 273 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 274 | if (!cards) { |
| 275 | #ifdef MODULE |
| 276 | snd_printk(KERN_ERR "Sound Blaster soundcard not found or device busy\n"); |
| 277 | #endif |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 278 | err = -ENODEV; |
| 279 | goto errout; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | } |
| 281 | return 0; |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 282 | |
| 283 | errout: |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 284 | snd_sb8_unregister_all(); |
Takashi Iwai | 67be445 | 2005-11-17 16:55:22 +0100 | [diff] [blame] | 285 | return err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | static void __exit alsa_card_sb8_exit(void) |
| 289 | { |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 290 | snd_sb8_unregister_all(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 291 | } |
| 292 | |
| 293 | module_init(alsa_card_sb8_init) |
| 294 | module_exit(alsa_card_sb8_exit) |