release/src-rt-6.x.4708/linux/linux-2.6.36/sound/isa/gus/gusextreme.c

   1 /*
   2  *  Driver for Gravis UltraSound Extreme soundcards
   3  *  Copyright (c) by Jaroslav Kysela <perex@perex.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 <linux/init.h>
  23 #include <linux/err.h>
  24 #include <linux/isa.h>
  25 #include <linux/delay.h>
  26 #include <linux/time.h>
  27 #include <linux/moduleparam.h>
  28 #include <asm/dma.h>
  29 #include <sound/core.h>
  30 #include <sound/gus.h>
  31 #include <sound/es1688.h>
  32 #include <sound/mpu401.h>
  33 #include <sound/opl3.h>
  34 #define SNDRV_LEGACY_AUTO_PROBE
  35 #define SNDRV_LEGACY_FIND_FREE_IRQ
  36 #define SNDRV_LEGACY_FIND_FREE_DMA
  37 #include <sound/initval.h>
  38
  39 #define CRD_NAME "Gravis UltraSound Extreme"
  40 #define DEV_NAME "gusextreme"
  41
  42 MODULE_DESCRIPTION(CRD_NAME);
  43 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  44 MODULE_LICENSE("GPL");
  45 MODULE_SUPPORTED_DEVICE("{{Gravis,UltraSound Extreme}}");
  46
  47 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  48 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  49 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;  /* Enable this card */
  50 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* 0x220,0x240,0x260 */
  51 static long gf1_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x210,0x220,0x230,0x240,0x250,0x260,0x270 */
  52 static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS) - 1] = -1}; /* 0x300,0x310,0x320 */
  53 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* 5,7,9,10 */
  54 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 5,7,9,10 */
  55 static int gf1_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 2,3,5,9,11,12,15 */
  56 static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3 */
  57 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;
  58 static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
  59                                 /* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
  60 static int channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 24};
  61 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
  62
  63 module_param_array(index, int, NULL, 0444);
  64 MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
  65 module_param_array(id, charp, NULL, 0444);
  66 MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
  67 module_param_array(enable, bool, NULL, 0444);
  68 MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
  69 module_param_array(port, long, NULL, 0444);
  70 MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
  71 module_param_array(gf1_port, long, NULL, 0444);
  72 MODULE_PARM_DESC(gf1_port, "GF1 port # for " CRD_NAME " driver (optional).");
  73 module_param_array(mpu_port, long, NULL, 0444);
  74 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
  75 module_param_array(irq, int, NULL, 0444);
  76 MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
  77 module_param_array(mpu_irq, int, NULL, 0444);
  78 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
  79 module_param_array(gf1_irq, int, NULL, 0444);
  80 MODULE_PARM_DESC(gf1_irq, "GF1 IRQ # for " CRD_NAME " driver.");
  81 module_param_array(dma8, int, NULL, 0444);
  82 MODULE_PARM_DESC(dma8, "8-bit DMA # for " CRD_NAME " driver.");
  83 module_param_array(dma1, int, NULL, 0444);
  84 MODULE_PARM_DESC(dma1, "GF1 DMA # for " CRD_NAME " driver.");
  85 module_param_array(joystick_dac, int, NULL, 0444);
  86 MODULE_PARM_DESC(joystick_dac, "Joystick DAC level 0.59V-4.52V or 0.389V-2.98V for " CRD_NAME " driver.");
  87 module_param_array(channels, int, NULL, 0444);
  88 MODULE_PARM_DESC(channels, "GF1 channels for " CRD_NAME " driver.");
  89 module_param_array(pcm_channels, int, NULL, 0444);
  90 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for " CRD_NAME " driver.");
  91
  92 static int __devinit snd_gusextreme_match(struct device *dev, unsigned int n)
  93 {
  94         return enable[n];
  95 }
  96
  97 static int __devinit snd_gusextreme_es1688_create(struct snd_card *card,
  98                 struct snd_es1688 *chip, struct device *dev, unsigned int n)
  99 {
 100         static long possible_ports[] = {0x220, 0x240, 0x260};
 101         static int possible_irqs[] = {5, 9, 10, 7, -1};
 102         static int possible_dmas[] = {1, 3, 0, -1};
 103
 104         int i, error;
 105
 106         if (irq[n] == SNDRV_AUTO_IRQ) {
 107                 irq[n] = snd_legacy_find_free_irq(possible_irqs);
 108                 if (irq[n] < 0) {
 109                         dev_err(dev, "unable to find a free IRQ for ES1688\n");
 110                         return -EBUSY;
 111                 }
 112         }
 113         if (dma8[n] == SNDRV_AUTO_DMA) {
 114                 dma8[n] = snd_legacy_find_free_dma(possible_dmas);
 115                 if (dma8[n] < 0) {
 116                         dev_err(dev, "unable to find a free DMA for ES1688\n");
 117                         return -EBUSY;
 118                 }
 119         }
 120
 121         if (port[n] != SNDRV_AUTO_PORT)
 122                 return snd_es1688_create(card, chip, port[n], mpu_port[n],
 123                                 irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
 124
 125         i = 0;
 126         do {
 127                 port[n] = possible_ports[i];
 128                 error = snd_es1688_create(card, chip, port[n], mpu_port[n],
 129                                 irq[n], mpu_irq[n], dma8[n], ES1688_HW_1688);
 130         } while (error < 0 && ++i < ARRAY_SIZE(possible_ports));
 131
 132         return error;
 133 }
 134
 135 static int __devinit snd_gusextreme_gus_card_create(struct snd_card *card,
 136                 struct device *dev, unsigned int n, struct snd_gus_card **rgus)
 137 {
 138         static int possible_irqs[] = {11, 12, 15, 9, 5, 7, 3, -1};
 139         static int possible_dmas[] = {5, 6, 7, 3, 1, -1};
 140
 141         if (gf1_irq[n] == SNDRV_AUTO_IRQ) {
 142                 gf1_irq[n] = snd_legacy_find_free_irq(possible_irqs);
 143                 if (gf1_irq[n] < 0) {
 144                         dev_err(dev, "unable to find a free IRQ for GF1\n");
 145                         return -EBUSY;
 146                 }
 147         }
 148         if (dma1[n] == SNDRV_AUTO_DMA) {
 149                 dma1[n] = snd_legacy_find_free_dma(possible_dmas);
 150                 if (dma1[n] < 0) {
 151                         dev_err(dev, "unable to find a free DMA for GF1\n");
 152                         return -EBUSY;
 153                 }
 154         }
 155         return snd_gus_create(card, gf1_port[n], gf1_irq[n], dma1[n], -1,
 156                         0, channels[n], pcm_channels[n], 0, rgus);
 157 }
 158
 159 static int __devinit snd_gusextreme_detect(struct snd_gus_card *gus,
 160         struct snd_es1688 *es1688)
 161 {
 162         unsigned long flags;
 163         unsigned char d;
 164
 165         /*
 166          * This is main stuff - enable access to GF1 chip...
 167          * I'm not sure, if this will work for card which have
 168          * ES1688 chip in another place than 0x220.
 169          *
 170          * I used reverse-engineering in DOSEMU. [--jk]
 171          *
 172          * ULTRINIT.EXE:
 173          * 0x230 = 0,2,3
 174          * 0x240 = 2,0,1
 175          * 0x250 = 2,0,3
 176          * 0x260 = 2,2,1
 177          */
 178
 179         spin_lock_irqsave(&es1688->mixer_lock, flags);
 180         snd_es1688_mixer_write(es1688, 0x40, 0x0b);     /* don't change!!! */
 181         spin_unlock_irqrestore(&es1688->mixer_lock, flags);
 182
 183         spin_lock_irqsave(&es1688->reg_lock, flags);
 184         outb(gus->gf1.port & 0x040 ? 2 : 0, ES1688P(es1688, INIT1));
 185         outb(0, 0x201);
 186         outb(gus->gf1.port & 0x020 ? 2 : 0, ES1688P(es1688, INIT1));
 187         outb(0, 0x201);
 188         outb(gus->gf1.port & 0x010 ? 3 : 1, ES1688P(es1688, INIT1));
 189         spin_unlock_irqrestore(&es1688->reg_lock, flags);
 190
 191         udelay(100);
 192
 193         snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 0);   /* reset GF1 */
 194         if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 0) {
 195                 snd_printdd("[0x%lx] check 1 failed - 0x%x\n", gus->gf1.port, d);
 196                 return -EIO;
 197         }
 198         udelay(160);
 199         snd_gf1_i_write8(gus, SNDRV_GF1_GB_RESET, 1);   /* release reset */
 200         udelay(160);
 201         if (((d = snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET)) & 0x07) != 1) {
 202                 snd_printdd("[0x%lx] check 2 failed - 0x%x\n", gus->gf1.port, d);
 203                 return -EIO;
 204         }
 205
 206         return 0;
 207 }
 208
 209 static int __devinit snd_gusextreme_mixer(struct snd_card *card)
 210 {
 211         struct snd_ctl_elem_id id1, id2;
 212         int error;
 213
 214         memset(&id1, 0, sizeof(id1));
 215         memset(&id2, 0, sizeof(id2));
 216         id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
 217
 218         /* reassign AUX to SYNTHESIZER */
 219         strcpy(id1.name, "Aux Playback Volume");
 220         strcpy(id2.name, "Synth Playback Volume");
 221         error = snd_ctl_rename_id(card, &id1, &id2);
 222         if (error < 0)
 223                 return error;
 224
 225         /* reassign Master Playback Switch to Synth Playback Switch */
 226         strcpy(id1.name, "Master Playback Switch");
 227         strcpy(id2.name, "Synth Playback Switch");
 228         error = snd_ctl_rename_id(card, &id1, &id2);
 229         if (error < 0)
 230                 return error;
 231
 232         return 0;
 233 }
 234
 235 static int __devinit snd_gusextreme_probe(struct device *dev, unsigned int n)
 236 {
 237         struct snd_card *card;
 238         struct snd_gus_card *gus;
 239         struct snd_es1688 *es1688;
 240         struct snd_opl3 *opl3;
 241         int error;
 242
 243         error = snd_card_create(index[n], id[n], THIS_MODULE,
 244                                 sizeof(struct snd_es1688), &card);
 245         if (error < 0)
 246                 return error;
 247
 248         es1688 = card->private_data;
 249
 250         if (mpu_port[n] == SNDRV_AUTO_PORT)
 251                 mpu_port[n] = 0;
 252
 253         if (mpu_irq[n] > 15)
 254                 mpu_irq[n] = -1;
 255
 256         error = snd_gusextreme_es1688_create(card, es1688, dev, n);
 257         if (error < 0)
 258                 goto out;
 259
 260         if (gf1_port[n] < 0)
 261                 gf1_port[n] = es1688->port + 0x20;
 262
 263         error = snd_gusextreme_gus_card_create(card, dev, n, &gus);
 264         if (error < 0)
 265                 goto out;
 266
 267         error = snd_gusextreme_detect(gus, es1688);
 268         if (error < 0)
 269                 goto out;
 270
 271         gus->joystick_dac = joystick_dac[n];
 272
 273         error = snd_gus_initialize(gus);
 274         if (error < 0)
 275                 goto out;
 276
 277         error = -ENODEV;
 278         if (!gus->ess_flag) {
 279                 dev_err(dev, "GUS Extreme soundcard was not "
 280                         "detected at 0x%lx\n", gus->gf1.port);
 281                 goto out;
 282         }
 283         gus->codec_flag = 1;
 284
 285         error = snd_es1688_pcm(card, es1688, 0, NULL);
 286         if (error < 0)
 287                 goto out;
 288
 289         error = snd_es1688_mixer(card, es1688);
 290         if (error < 0)
 291                 goto out;
 292
 293         snd_component_add(card, "ES1688");
 294
 295         if (pcm_channels[n] > 0) {
 296                 error = snd_gf1_pcm_new(gus, 1, 1, NULL);
 297                 if (error < 0)
 298                         goto out;
 299         }
 300
 301         error = snd_gf1_new_mixer(gus);
 302         if (error < 0)
 303                 goto out;
 304
 305         error = snd_gusextreme_mixer(card);
 306         if (error < 0)
 307                 goto out;
 308
 309         if (snd_opl3_create(card, es1688->port, es1688->port + 2,
 310                         OPL3_HW_OPL3, 0, &opl3) < 0)
 311                 dev_warn(dev, "opl3 not detected at 0x%lx\n", es1688->port);
 312         else {
 313                 error = snd_opl3_hwdep_new(opl3, 0, 2, NULL);
 314                 if (error < 0)
 315                         goto out;
 316         }
 317
 318         if (es1688->mpu_port >= 0x300) {
 319                 error = snd_mpu401_uart_new(card, 0, MPU401_HW_ES1688,
 320                                 es1688->mpu_port, 0,
 321                                 mpu_irq[n], IRQF_DISABLED, NULL);
 322                 if (error < 0)
 323                         goto out;
 324         }
 325
 326         sprintf(card->longname, "Gravis UltraSound Extreme at 0x%lx, "
 327                 "irq %i&%i, dma %i&%i", es1688->port,
 328                 gus->gf1.irq, es1688->irq, gus->gf1.dma1, es1688->dma8);
 329
 330         snd_card_set_dev(card, dev);
 331
 332         error = snd_card_register(card);
 333         if (error < 0)
 334                 goto out;
 335
 336         dev_set_drvdata(dev, card);
 337         return 0;
 338
 339 out:    snd_card_free(card);
 340         return error;
 341 }
 342
 343 static int __devexit snd_gusextreme_remove(struct device *dev, unsigned int n)
 344 {
 345         snd_card_free(dev_get_drvdata(dev));
 346         dev_set_drvdata(dev, NULL);
 347         return 0;
 348 }
 349
 350 static struct isa_driver snd_gusextreme_driver = {
 351         .match          = snd_gusextreme_match,
 352         .probe          = snd_gusextreme_probe,
 353         .remove         = __devexit_p(snd_gusextreme_remove),
 354         .driver         = {
 355                 .name   = DEV_NAME
 356         }
 357 };
 358
 359 static int __init alsa_card_gusextreme_init(void)
 360 {
 361         return isa_register_driver(&snd_gusextreme_driver, SNDRV_CARDS);
 362 }
 363
 364 static void __exit alsa_card_gusextreme_exit(void)
 365 {
 366         isa_unregister_driver(&snd_gusextreme_driver);
 367 }
 368
 369 module_init(alsa_card_gusextreme_init);
 370 module_exit(alsa_card_gusextreme_exit);