Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Driver for Gravis UltraSound Extreme soundcards |
| 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> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | #include <linux/init.h> |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +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/delay.h> |
| 27 | #include <linux/time.h> |
| 28 | #include <linux/moduleparam.h> |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 29 | #include <asm/dma.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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> |
| 39 | |
| 40 | MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); |
| 41 | MODULE_DESCRIPTION("Gravis UltraSound Extreme"); |
| 42 | MODULE_LICENSE("GPL"); |
| 43 | MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}"); |
| 44 | |
| 45 | static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
| 46 | static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
| 47 | static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */ |
| 48 | static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* 0x220,0x240,0x260 */ |
| 49 | static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */ |
| 50 | static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */ |
| 51 | static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ |
| 52 | static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 5,7,9,10 */ |
| 53 | static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,3,5,9,11,12,15 */ |
| 54 | static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */ |
| 55 | static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; |
| 56 | static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29}; |
| 57 | /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */ |
| 58 | static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24}; |
| 59 | static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2}; |
| 60 | |
| 61 | module_param_array(index, int, NULL, 0444); |
| 62 | MODULE_PARM_DESC(index, "Index value for GUS Extreme soundcard."); |
| 63 | module_param_array(id, charp, NULL, 0444); |
| 64 | MODULE_PARM_DESC(id, "ID string for GUS Extreme soundcard."); |
| 65 | module_param_array(enable, bool, NULL, 0444); |
| 66 | MODULE_PARM_DESC(enable, "Enable GUS Extreme soundcard."); |
| 67 | module_param_array(port, long, NULL, 0444); |
| 68 | MODULE_PARM_DESC(port, "Port # for GUS Extreme driver."); |
| 69 | module_param_array(gf1_port, long, NULL, 0444); |
| 70 | MODULE_PARM_DESC(gf1_port, "GF1 port # for GUS Extreme driver (optional)."); |
| 71 | module_param_array(mpu_port, long, NULL, 0444); |
| 72 | MODULE_PARM_DESC(mpu_port, "MPU-401 port # for GUS Extreme driver."); |
| 73 | module_param_array(irq, int, NULL, 0444); |
| 74 | MODULE_PARM_DESC(irq, "IRQ # for GUS Extreme driver."); |
| 75 | module_param_array(mpu_irq, int, NULL, 0444); |
| 76 | MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for GUS Extreme driver."); |
| 77 | module_param_array(gf1_irq, int, NULL, 0444); |
| 78 | MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for GUS Extreme driver."); |
| 79 | module_param_array(dma8, int, NULL, 0444); |
| 80 | MODULE_PARM_DESC(dma8, "8-bit DMA # for GUS Extreme driver."); |
| 81 | module_param_array(dma1, int, NULL, 0444); |
| 82 | MODULE_PARM_DESC(dma1, "GF1 DMA # for GUS Extreme driver."); |
| 83 | module_param_array(joystick_dac, int, NULL, 0444); |
| 84 | MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for GUS Extreme driver."); |
| 85 | module_param_array(channels, int, NULL, 0444); |
| 86 | MODULE_PARM_DESC(channels, "GF1 channels for GUS Extreme driver."); |
| 87 | module_param_array(pcm_channels, int, NULL, 0444); |
| 88 | MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS Extreme driver."); |
| 89 | |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 90 | struct platform_device *devices[SNDRV_CARDS]; |
| 91 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 92 | |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 93 | #define PFX "gusextreme: " |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | |
| 95 | static int __init snd_gusextreme_detect(int dev, |
Takashi Iwai | 5e2da20 | 2005-11-17 14:36:44 +0100 | [diff] [blame] | 96 | struct snd_card *card, |
| 97 | struct snd_gus_card * gus, |
| 98 | struct snd_es1688 *es1688) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 99 | { |
| 100 | unsigned long flags; |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 101 | unsigned char d; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 102 | |
| 103 | /* |
| 104 | * This is main stuff - enable access to GF1 chip... |
| 105 | * I'm not sure, if this will work for card which have |
| 106 | * ES1688 chip in another place than 0x220. |
| 107 | * |
| 108 | * I used reverse-engineering in DOSEMU. [--jk] |
| 109 | * |
| 110 | * ULTRINIT.EXE: |
| 111 | * 0x230 = 0,2,3 |
| 112 | * 0x240 = 2,0,1 |
| 113 | * 0x250 = 2,0,3 |
| 114 | * 0x260 = 2,2,1 |
| 115 | */ |
| 116 | |
| 117 | spin_lock_irqsave(&es1688->mixer_lock, flags); |
| 118 | snd_es1688_mixer_write(es1688, 0x40, 0x0b); /* don't change!!! */ |
| 119 | spin_unlock_irqrestore(&es1688->mixer_lock, flags); |
| 120 | spin_lock_irqsave(&es1688->reg_lock, flags); |
| 121 | outb(gf1_port[dev] & 0x040 ? 2 : 0, ES1688P(es1688, INIT1)); |
| 122 | outb(0, 0x201); |
| 123 | outb(gf1_port[dev] & 0x020 ? 2 : 0, ES1688P(es1688, INIT1)); |
| 124 | outb(0, 0x201); |
| 125 | outb(gf1_port[dev] & 0x010 ? 3 : 1, ES1688P(es1688, INIT1)); |
| 126 | spin_unlock_irqrestore(&es1688->reg_lock, flags); |
| 127 | |
| 128 | udelay(100); |
| 129 | |
| 130 | snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0); /* reset GF1 */ |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 131 | if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) { |
| 132 | snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 133 | return -EIO; |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 134 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 135 | udelay(160); |
| 136 | snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1); /* release reset */ |
| 137 | udelay(160); |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 138 | if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) { |
| 139 | snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 140 | return -EIO; |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 141 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | return 0; |
| 143 | } |
| 144 | |
Takashi Iwai | 5e2da20 | 2005-11-17 14:36:44 +0100 | [diff] [blame] | 145 | static void __init snd_gusextreme_init(int dev, struct snd_gus_card * gus) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 146 | { |
| 147 | gus->joystick_dac = joystick_dac[dev]; |
| 148 | } |
| 149 | |
Takashi Iwai | 5e2da20 | 2005-11-17 14:36:44 +0100 | [diff] [blame] | 150 | static int __init snd_gusextreme_mixer(struct snd_es1688 *chip) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 151 | { |
Takashi Iwai | 5e2da20 | 2005-11-17 14:36:44 +0100 | [diff] [blame] | 152 | struct snd_card *card = chip->card; |
| 153 | struct snd_ctl_elem_id id1, id2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 154 | int err; |
| 155 | |
| 156 | memset(&id1, 0, sizeof(id1)); |
| 157 | memset(&id2, 0, sizeof(id2)); |
| 158 | id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER; |
| 159 | /* reassign AUX to SYNTHESIZER */ |
| 160 | strcpy(id1.name, "Aux Playback Volume"); |
| 161 | strcpy(id2.name, "Synth Playback Volume"); |
| 162 | if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) |
| 163 | return err; |
| 164 | /* reassign Master Playback Switch to Synth Playback Switch */ |
| 165 | strcpy(id1.name, "Master Playback Switch"); |
| 166 | strcpy(id2.name, "Synth Playback Switch"); |
| 167 | if ((err = snd_ctl_rename_id(card, &id1, &id2)) < 0) |
| 168 | return err; |
| 169 | return 0; |
| 170 | } |
| 171 | |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 172 | static int __init snd_gusextreme_probe(struct platform_device *pdev) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 173 | { |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 174 | int dev = pdev->id; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 175 | static int possible_ess_irqs[] = {5, 9, 10, 7, -1}; |
| 176 | static int possible_ess_dmas[] = {1, 3, 0, -1}; |
| 177 | static int possible_gf1_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1}; |
| 178 | static int possible_gf1_dmas[] = {5, 6, 7, 1, 3, -1}; |
| 179 | int xgf1_irq, xgf1_dma, xess_irq, xmpu_irq, xess_dma; |
Takashi Iwai | 5e2da20 | 2005-11-17 14:36:44 +0100 | [diff] [blame] | 180 | struct snd_card *card; |
Takashi Iwai | 5e2da20 | 2005-11-17 14:36:44 +0100 | [diff] [blame] | 181 | struct snd_gus_card *gus; |
| 182 | struct snd_es1688 *es1688; |
| 183 | struct snd_opl3 *opl3; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 184 | int err; |
| 185 | |
| 186 | card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0); |
| 187 | if (card == NULL) |
| 188 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | |
| 190 | xgf1_irq = gf1_irq[dev]; |
| 191 | if (xgf1_irq == SNDRV_AUTO_IRQ) { |
| 192 | if ((xgf1_irq = snd_legacy_find_free_irq(possible_gf1_irqs)) < 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 193 | snd_printk(KERN_ERR PFX "unable to find a free IRQ for GF1\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 194 | err = -EBUSY; |
| 195 | goto out; |
| 196 | } |
| 197 | } |
| 198 | xess_irq = irq[dev]; |
| 199 | if (xess_irq == SNDRV_AUTO_IRQ) { |
| 200 | if ((xess_irq = snd_legacy_find_free_irq(possible_ess_irqs)) < 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 201 | snd_printk(KERN_ERR PFX "unable to find a free IRQ for ES1688\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 202 | err = -EBUSY; |
| 203 | goto out; |
| 204 | } |
| 205 | } |
| 206 | if (mpu_port[dev] == SNDRV_AUTO_PORT) |
| 207 | mpu_port[dev] = 0; |
| 208 | xmpu_irq = mpu_irq[dev]; |
| 209 | if (xmpu_irq > 15) |
| 210 | xmpu_irq = -1; |
| 211 | xgf1_dma = dma1[dev]; |
| 212 | if (xgf1_dma == SNDRV_AUTO_DMA) { |
| 213 | if ((xgf1_dma = snd_legacy_find_free_dma(possible_gf1_dmas)) < 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 214 | snd_printk(KERN_ERR PFX "unable to find a free DMA for GF1\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 215 | err = -EBUSY; |
| 216 | goto out; |
| 217 | } |
| 218 | } |
| 219 | xess_dma = dma8[dev]; |
| 220 | if (xess_dma == SNDRV_AUTO_DMA) { |
| 221 | if ((xess_dma = snd_legacy_find_free_dma(possible_ess_dmas)) < 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 222 | snd_printk(KERN_ERR PFX "unable to find a free DMA for ES1688\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 223 | err = -EBUSY; |
| 224 | goto out; |
| 225 | } |
| 226 | } |
| 227 | |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 228 | if (port[dev] != SNDRV_AUTO_PORT) { |
| 229 | err = snd_es1688_create(card, port[dev], mpu_port[dev], |
| 230 | xess_irq, xmpu_irq, xess_dma, |
| 231 | ES1688_HW_1688, &es1688); |
| 232 | } else { |
| 233 | /* auto-probe legacy ports */ |
| 234 | static unsigned long possible_ports[] = {0x220, 0x240, 0x260}; |
| 235 | int i; |
| 236 | for (i = 0; i < ARRAY_SIZE(possible_ports); i++) { |
| 237 | err = snd_es1688_create(card, |
| 238 | possible_ports[i], |
| 239 | mpu_port[dev], |
| 240 | xess_irq, xmpu_irq, xess_dma, |
| 241 | ES1688_HW_1688, &es1688); |
| 242 | if (err >= 0) { |
| 243 | port[dev] = possible_ports[i]; |
| 244 | break; |
| 245 | } |
| 246 | } |
| 247 | } |
| 248 | if (err < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 249 | goto out; |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 250 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 251 | if (gf1_port[dev] < 0) |
| 252 | gf1_port[dev] = port[dev] + 0x20; |
| 253 | if ((err = snd_gus_create(card, |
| 254 | gf1_port[dev], |
| 255 | xgf1_irq, |
| 256 | xgf1_dma, |
| 257 | -1, |
| 258 | 0, channels[dev], |
| 259 | pcm_channels[dev], 0, |
| 260 | &gus)) < 0) |
| 261 | goto out; |
| 262 | |
| 263 | if ((err = snd_gusextreme_detect(dev, card, gus, es1688)) < 0) |
| 264 | goto out; |
| 265 | |
| 266 | snd_gusextreme_init(dev, gus); |
| 267 | if ((err = snd_gus_initialize(gus)) < 0) |
| 268 | goto out; |
| 269 | |
| 270 | if (!gus->ess_flag) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 271 | snd_printk(KERN_ERR PFX "GUS Extreme soundcard was not detected at 0x%lx\n", gus->gf1.port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 272 | err = -ENODEV; |
| 273 | goto out; |
| 274 | } |
| 275 | if ((err = snd_es1688_pcm(es1688, 0, NULL)) < 0) |
| 276 | goto out; |
| 277 | |
| 278 | if ((err = snd_es1688_mixer(es1688)) < 0) |
| 279 | goto out; |
| 280 | |
| 281 | snd_component_add(card, "ES1688"); |
| 282 | if (pcm_channels[dev] > 0) { |
| 283 | if ((err = snd_gf1_pcm_new(gus, 1, 1, NULL)) < 0) |
| 284 | goto out; |
| 285 | } |
| 286 | if ((err = snd_gf1_new_mixer(gus)) < 0) |
| 287 | goto out; |
| 288 | |
| 289 | if ((err = snd_gusextreme_mixer(es1688)) < 0) |
| 290 | goto out; |
| 291 | |
| 292 | if (snd_opl3_create(card, es1688->port, es1688->port + 2, |
| 293 | OPL3_HW_OPL3, 0, &opl3) < 0) { |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 294 | printk(KERN_ERR PFX "gusextreme: opl3 not detected at 0x%lx\n", es1688->port); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 295 | } else { |
| 296 | if ((err = snd_opl3_hwdep_new(opl3, 0, 2, NULL)) < 0) |
| 297 | goto out; |
| 298 | } |
| 299 | |
| 300 | if (es1688->mpu_port >= 0x300 && |
| 301 | (err = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688, |
| 302 | es1688->mpu_port, 0, |
| 303 | xmpu_irq, |
| 304 | SA_INTERRUPT, |
| 305 | NULL)) < 0) |
| 306 | goto out; |
| 307 | |
| 308 | sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, irq %i&%i, dma %i&%i", |
| 309 | es1688->port, xgf1_irq, xess_irq, xgf1_dma, xess_dma); |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 310 | |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 311 | snd_card_set_dev(card, &pdev->dev); |
Takashi Iwai | 43bcd97 | 2005-09-05 17:19:20 +0200 | [diff] [blame] | 312 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 313 | if ((err = snd_card_register(card)) < 0) |
| 314 | goto out; |
| 315 | |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 316 | platform_set_drvdata(pdev, card); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 317 | return 0; |
| 318 | |
| 319 | out: |
| 320 | snd_card_free(card); |
| 321 | return err; |
| 322 | } |
| 323 | |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 324 | static int snd_gusextreme_remove(struct platform_device *devptr) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 325 | { |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 326 | snd_card_free(platform_get_drvdata(devptr)); |
| 327 | platform_set_drvdata(devptr, NULL); |
| 328 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 329 | } |
| 330 | |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 331 | #define GUSEXTREME_DRIVER "snd_gusextreme" |
| 332 | |
| 333 | static struct platform_driver snd_gusextreme_driver = { |
| 334 | .probe = snd_gusextreme_probe, |
| 335 | .remove = snd_gusextreme_remove, |
| 336 | /* FIXME: suspend/resume */ |
| 337 | .driver = { |
| 338 | .name = GUSEXTREME_DRIVER |
| 339 | }, |
| 340 | }; |
| 341 | |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 342 | static void __init_or_module snd_gusextreme_unregister_all(void) |
| 343 | { |
| 344 | int i; |
| 345 | |
| 346 | for (i = 0; i < ARRAY_SIZE(devices); ++i) |
| 347 | platform_device_unregister(devices[i]); |
| 348 | platform_driver_unregister(&snd_gusextreme_driver); |
| 349 | } |
| 350 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 351 | static int __init alsa_card_gusextreme_init(void) |
| 352 | { |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 353 | int i, cards, err; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 354 | |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 355 | err = platform_driver_register(&snd_gusextreme_driver); |
| 356 | if (err < 0) |
| 357 | return err; |
| 358 | |
| 359 | cards = 0; |
Takashi Iwai | 8278ca8 | 2006-02-20 11:57:34 +0100 | [diff] [blame] | 360 | for (i = 0; i < SNDRV_CARDS; i++) { |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 361 | struct platform_device *device; |
Takashi Iwai | 8278ca8 | 2006-02-20 11:57:34 +0100 | [diff] [blame] | 362 | if (! enable[i]) |
| 363 | continue; |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 364 | device = platform_device_register_simple(GUSEXTREME_DRIVER, |
| 365 | i, NULL, 0); |
Rene Herman | d0ac642 | 2006-04-11 14:08:33 +0200 | [diff] [blame] | 366 | if (IS_ERR(device)) |
| 367 | continue; |
Rene Herman | dcccdd9 | 2006-04-11 14:09:37 +0200 | [diff] [blame] | 368 | if (!platform_get_drvdata(device)) { |
| 369 | platform_device_unregister(device); |
| 370 | continue; |
| 371 | } |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 372 | devices[i] = device; |
Takashi Iwai | 654aa66 | 2005-11-17 17:13:43 +0100 | [diff] [blame] | 373 | cards++; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 374 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 375 | if (!cards) { |
| 376 | #ifdef MODULE |
| 377 | printk(KERN_ERR "GUS Extreme soundcard not found or device busy\n"); |
| 378 | #endif |
Rene Herman | d0ac642 | 2006-04-11 14:08:33 +0200 | [diff] [blame] | 379 | snd_gusextreme_unregister_all(); |
| 380 | return -ENODEV; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 381 | } |
| 382 | return 0; |
| 383 | } |
| 384 | |
| 385 | static void __exit alsa_card_gusextreme_exit(void) |
| 386 | { |
Clemens Ladisch | f7a9275 | 2005-12-07 09:13:42 +0100 | [diff] [blame] | 387 | snd_gusextreme_unregister_all(); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 388 | } |
| 389 | |
| 390 | module_init(alsa_card_gusextreme_init) |
| 391 | module_exit(alsa_card_gusextreme_exit) |