release/src-rt-6.x.4708/linux/linux-2.6.36/sound/isa/ad1816a/ad1816a.c

   1
   2 /*
   3     card-ad1816a.c - driver for ADI SoundPort AD1816A based soundcards.
   4     Copyright (C) 2000 by Massimo Piccioni <dafastidio@libero.it>
   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 #include <linux/init.h>
  22 #include <linux/time.h>
  23 #include <linux/wait.h>
  24 #include <linux/pnp.h>
  25 #include <linux/moduleparam.h>
  26 #include <sound/core.h>
  27 #include <sound/initval.h>
  28 #include <sound/ad1816a.h>
  29 #include <sound/mpu401.h>
  30 #include <sound/opl3.h>
  31
  32 #define PFX "ad1816a: "
  33
  34 MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
  35 MODULE_DESCRIPTION("AD1816A, AD1815");
  36 MODULE_LICENSE("GPL");
  37 MODULE_SUPPORTED_DEVICE("{{Highscreen,Sound-Boostar 16 3D},"
  38                 "{Analog Devices,AD1815},"
  39                 "{Analog Devices,AD1816A},"
  40                 "{TerraTec,Base 64},"
  41                 "{TerraTec,AudioSystem EWS64S},"
  42                 "{Aztech/Newcom SC-16 3D},"
  43                 "{Shark Predator ISA}}");
  44
  45 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 1-MAX */
  46 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  47 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP;   /* Enable this card */
  48 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* PnP setup */
  49 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
  50 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
  51 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* Pnp setup */
  52 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* Pnp setup */
  53 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* PnP setup */
  54 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* PnP setup */
  55 static int clockfreq[SNDRV_CARDS];
  56
  57 module_param_array(index, int, NULL, 0444);
  58 MODULE_PARM_DESC(index, "Index value for ad1816a based soundcard.");
  59 module_param_array(id, charp, NULL, 0444);
  60 MODULE_PARM_DESC(id, "ID string for ad1816a based soundcard.");
  61 module_param_array(enable, bool, NULL, 0444);
  62 MODULE_PARM_DESC(enable, "Enable ad1816a based soundcard.");
  63 module_param_array(clockfreq, int, NULL, 0444);
  64 MODULE_PARM_DESC(clockfreq, "Clock frequency for ad1816a driver (default = 0).");
  65
  66 struct snd_card_ad1816a {
  67         struct pnp_dev *dev;
  68         struct pnp_dev *devmpu;
  69 };
  70
  71 static struct pnp_card_device_id snd_ad1816a_pnpids[] = {
  72         /* Analog Devices AD1815 */
  73         { .id = "ADS7150", .devs = { { .id = "ADS7150" }, { .id = "ADS7151" } } },
  74         /* Analog Device AD1816? */
  75         { .id = "ADS7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
  76         /* Analog Devices AD1816A - added by Kenneth Platz <kxp@atl.hp.com> */
  77         { .id = "ADS7181", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
  78         /* Analog Devices AD1816A - Aztech/Newcom SC-16 3D */
  79         { .id = "AZT1022", .devs = { { .id = "AZT1018" }, { .id = "AZT2002" } } },
  80         /* Highscreen Sound-Boostar 16 3D - added by Stefan Behnel */
  81         { .id = "LWC1061", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
  82         /* Highscreen Sound-Boostar 16 3D */
  83         { .id = "MDK1605", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
  84         /* Shark Predator ISA - added by Ken Arromdee */
  85         { .id = "SMM7180", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
  86         /* Analog Devices AD1816A - Terratec AudioSystem EWS64 S */
  87         { .id = "TER1112", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
  88         /* Analog Devices AD1816A - Terratec AudioSystem EWS64 S */
  89         { .id = "TER1112", .devs = { { .id = "TER1100" }, { .id = "TER1101" } } },
  90         /* Analog Devices AD1816A - Terratec Base 64 */
  91         { .id = "TER1411", .devs = { { .id = "ADS7180" }, { .id = "ADS7181" } } },
  92         /* end */
  93         { .id = "" }
  94 };
  95
  96 MODULE_DEVICE_TABLE(pnp_card, snd_ad1816a_pnpids);
  97
  98
  99 #define DRIVER_NAME     "snd-card-ad1816a"
 100
 101
 102 static int __devinit snd_card_ad1816a_pnp(int dev, struct snd_card_ad1816a *acard,
 103                                           struct pnp_card_link *card,
 104                                           const struct pnp_card_device_id *id)
 105 {
 106         struct pnp_dev *pdev;
 107         int err;
 108
 109         acard->dev = pnp_request_card_device(card, id->devs[0].id, NULL);
 110         if (acard->dev == NULL)
 111                 return -EBUSY;
 112
 113         acard->devmpu = pnp_request_card_device(card, id->devs[1].id, NULL);
 114         if (acard->devmpu == NULL) {
 115                 mpu_port[dev] = -1;
 116                 snd_printk(KERN_WARNING PFX "MPU401 device busy, skipping.\n");
 117         }
 118
 119         pdev = acard->dev;
 120
 121         err = pnp_activate_dev(pdev);
 122         if (err < 0) {
 123                 printk(KERN_ERR PFX "AUDIO PnP configure failure\n");
 124                 return -EBUSY;
 125         }
 126
 127         port[dev] = pnp_port_start(pdev, 2);
 128         fm_port[dev] = pnp_port_start(pdev, 1);
 129         dma1[dev] = pnp_dma(pdev, 0);
 130         dma2[dev] = pnp_dma(pdev, 1);
 131         irq[dev] = pnp_irq(pdev, 0);
 132
 133         if (acard->devmpu == NULL)
 134                 return 0;
 135
 136         pdev = acard->devmpu;
 137
 138         err = pnp_activate_dev(pdev);
 139         if (err < 0) {
 140                 printk(KERN_ERR PFX "MPU401 PnP configure failure\n");
 141                 mpu_port[dev] = -1;
 142                 acard->devmpu = NULL;
 143         } else {
 144                 mpu_port[dev] = pnp_port_start(pdev, 0);
 145                 mpu_irq[dev] = pnp_irq(pdev, 0);
 146         }
 147
 148         return 0;
 149 }
 150
 151 static int __devinit snd_card_ad1816a_probe(int dev, struct pnp_card_link *pcard,
 152                                             const struct pnp_card_device_id *pid)
 153 {
 154         int error;
 155         struct snd_card *card;
 156         struct snd_card_ad1816a *acard;
 157         struct snd_ad1816a *chip;
 158         struct snd_opl3 *opl3;
 159         struct snd_timer *timer;
 160
 161         error = snd_card_create(index[dev], id[dev], THIS_MODULE,
 162                                 sizeof(struct snd_card_ad1816a), &card);
 163         if (error < 0)
 164                 return error;
 165         acard = (struct snd_card_ad1816a *)card->private_data;
 166
 167         if ((error = snd_card_ad1816a_pnp(dev, acard, pcard, pid))) {
 168                 snd_card_free(card);
 169                 return error;
 170         }
 171         snd_card_set_dev(card, &pcard->card->dev);
 172
 173         if ((error = snd_ad1816a_create(card, port[dev],
 174                                         irq[dev],
 175                                         dma1[dev],
 176                                         dma2[dev],
 177                                         &chip)) < 0) {
 178                 snd_card_free(card);
 179                 return error;
 180         }
 181         if (clockfreq[dev] >= 5000 && clockfreq[dev] <= 100000)
 182                 chip->clock_freq = clockfreq[dev];
 183
 184         strcpy(card->driver, "AD1816A");
 185         strcpy(card->shortname, "ADI SoundPort AD1816A");
 186         sprintf(card->longname, "%s, SS at 0x%lx, irq %d, dma %d&%d",
 187                 card->shortname, chip->port, irq[dev], dma1[dev], dma2[dev]);
 188
 189         if ((error = snd_ad1816a_pcm(chip, 0, NULL)) < 0) {
 190                 snd_card_free(card);
 191                 return error;
 192         }
 193
 194         if ((error = snd_ad1816a_mixer(chip)) < 0) {
 195                 snd_card_free(card);
 196                 return error;
 197         }
 198
 199         error = snd_ad1816a_timer(chip, 0, &timer);
 200         if (error < 0) {
 201                 snd_card_free(card);
 202                 return error;
 203         }
 204
 205         if (mpu_port[dev] > 0) {
 206                 if (snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,
 207                                         mpu_port[dev], 0, mpu_irq[dev], IRQF_DISABLED,
 208                                         NULL) < 0)
 209                         printk(KERN_ERR PFX "no MPU-401 device at 0x%lx.\n", mpu_port[dev]);
 210         }
 211
 212         if (fm_port[dev] > 0) {
 213                 if (snd_opl3_create(card,
 214                                     fm_port[dev], fm_port[dev] + 2,
 215                                     OPL3_HW_AUTO, 0, &opl3) < 0) {
 216                         printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx.\n", fm_port[dev], fm_port[dev] + 2);
 217                 } else {
 218                         error = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
 219                         if (error < 0) {
 220                                 snd_card_free(card);
 221                                 return error;
 222                         }
 223                 }
 224         }
 225
 226         if ((error = snd_card_register(card)) < 0) {
 227                 snd_card_free(card);
 228                 return error;
 229         }
 230         pnp_set_card_drvdata(pcard, card);
 231         return 0;
 232 }
 233
 234 static unsigned int __devinitdata ad1816a_devices;
 235
 236 static int __devinit snd_ad1816a_pnp_detect(struct pnp_card_link *card,
 237                                             const struct pnp_card_device_id *id)
 238 {
 239         static int dev;
 240         int res;
 241
 242         for ( ; dev < SNDRV_CARDS; dev++) {
 243                 if (!enable[dev])
 244                         continue;
 245                 res = snd_card_ad1816a_probe(dev, card, id);
 246                 if (res < 0)
 247                         return res;
 248                 dev++;
 249                 ad1816a_devices++;
 250                 return 0;
 251         }
 252         return -ENODEV;
 253 }
 254
 255 static void __devexit snd_ad1816a_pnp_remove(struct pnp_card_link * pcard)
 256 {
 257         snd_card_free(pnp_get_card_drvdata(pcard));
 258         pnp_set_card_drvdata(pcard, NULL);
 259 }
 260
 261 static struct pnp_card_driver ad1816a_pnpc_driver = {
 262         .flags          = PNP_DRIVER_RES_DISABLE,
 263         .name           = "ad1816a",
 264         .id_table       = snd_ad1816a_pnpids,
 265         .probe          = snd_ad1816a_pnp_detect,
 266         .remove         = __devexit_p(snd_ad1816a_pnp_remove),
 267 };
 268
 269 static int __init alsa_card_ad1816a_init(void)
 270 {
 271         int err;
 272
 273         err = pnp_register_card_driver(&ad1816a_pnpc_driver);
 274         if (err)
 275                 return err;
 276
 277         if (!ad1816a_devices) {
 278                 pnp_unregister_card_driver(&ad1816a_pnpc_driver);
 279 #ifdef MODULE
 280                 printk(KERN_ERR "no AD1816A based soundcards found.\n");
 281 #endif  /* MODULE */
 282                 return -ENODEV;
 283         }
 284         return 0;
 285 }
 286
 287 static void __exit alsa_card_ad1816a_exit(void)
 288 {
 289         pnp_unregister_card_driver(&ad1816a_pnpc_driver);
 290 }
 291
 292 module_init(alsa_card_ad1816a_init)
 293 module_exit(alsa_card_ad1816a_exit)