linux/sound/isa/dt019x.c
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   1
   2/*
   3    dt019x.c - driver for Diamond Technologies DT-0197H based soundcards.
   4    Copyright (C) 1999, 2002 by Massimo Piccioni <dafastidio@libero.it>
   5
   6    Generalised for soundcards based on DT-0196 and ALS-007 chips 
   7    by Jonathan Woithe <jwoithe@physics.adelaide.edu.au>: June 2002.
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22*/
  23
  24#include <linux/init.h>
  25#include <linux/wait.h>
  26#include <linux/pnp.h>
  27#include <linux/moduleparam.h>
  28#include <sound/core.h>
  29#include <sound/initval.h>
  30#include <sound/mpu401.h>
  31#include <sound/opl3.h>
  32#include <sound/sb.h>
  33
  34#define PFX "dt019x: "
  35
  36MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");
  37MODULE_DESCRIPTION("Diamond Technologies DT-019X / Avance Logic ALS-007");
  38MODULE_LICENSE("GPL");
  39MODULE_SUPPORTED_DEVICE("{{Diamond Technologies DT-019X},"
  40               "{Avance Logic ALS-007}}");
  41
  42static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  43static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  44static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE;  /* Enable this card */
  45static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* PnP setup */
  46static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
  47static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
  48static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* PnP setup */
  49static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* PnP setup */
  50static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* PnP setup */
  51
  52module_param_array(index, int, NULL, 0444);
  53MODULE_PARM_DESC(index, "Index value for DT-019X based soundcard.");
  54module_param_array(id, charp, NULL, 0444);
  55MODULE_PARM_DESC(id, "ID string for DT-019X based soundcard.");
  56module_param_array(enable, bool, NULL, 0444);
  57MODULE_PARM_DESC(enable, "Enable DT-019X based soundcard.");
  58
  59struct snd_card_dt019x {
  60        struct pnp_dev *dev;
  61        struct pnp_dev *devmpu;
  62        struct pnp_dev *devopl;
  63        struct snd_sb *chip;
  64};
  65
  66static struct pnp_card_device_id snd_dt019x_pnpids[] = {
  67        /* DT197A30 */
  68        { .id = "RWB1688", .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" }, } },
  69        /* DT0196 / ALS-007 */
  70        { .id = "ALS0007", .devs = { { "@@@0001" }, { "@X@0001" }, { "@H@0001" }, } },
  71        { .id = "",  }
  72};
  73
  74MODULE_DEVICE_TABLE(pnp_card, snd_dt019x_pnpids);
  75
  76
  77#define DRIVER_NAME     "snd-card-dt019x"
  78
  79
  80static int __devinit snd_card_dt019x_pnp(int dev, struct snd_card_dt019x *acard,
  81                                         struct pnp_card_link *card,
  82                                         const struct pnp_card_device_id *pid)
  83{
  84        struct pnp_dev *pdev;
  85        int err;
  86
  87        acard->dev = pnp_request_card_device(card, pid->devs[0].id, NULL);
  88        if (acard->dev == NULL)
  89                return -ENODEV;
  90
  91        acard->devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);
  92        acard->devopl = pnp_request_card_device(card, pid->devs[2].id, NULL);
  93
  94        pdev = acard->dev;
  95
  96        err = pnp_activate_dev(pdev);
  97        if (err < 0) {
  98                snd_printk(KERN_ERR PFX "DT-019X AUDIO pnp configure failure\n");
  99                return err;
 100        }
 101
 102        port[dev] = pnp_port_start(pdev, 0);
 103        dma8[dev] = pnp_dma(pdev, 0);
 104        irq[dev] = pnp_irq(pdev, 0);
 105        snd_printdd("dt019x: found audio interface: port=0x%lx, irq=0x%x, dma=0x%x\n",
 106                        port[dev],irq[dev],dma8[dev]);
 107
 108        pdev = acard->devmpu;
 109        if (pdev != NULL) {
 110                err = pnp_activate_dev(pdev);
 111                if (err < 0) {
 112                        pnp_release_card_device(pdev);
 113                        snd_printk(KERN_ERR PFX "DT-019X MPU401 pnp configure failure, skipping\n");
 114                        goto __mpu_error;
 115                }
 116                mpu_port[dev] = pnp_port_start(pdev, 0);
 117                mpu_irq[dev] = pnp_irq(pdev, 0);
 118                snd_printdd("dt019x: found MPU-401: port=0x%lx, irq=0x%x\n",
 119                                mpu_port[dev],mpu_irq[dev]);
 120        } else {
 121        __mpu_error:
 122                acard->devmpu = NULL;
 123                mpu_port[dev] = -1;
 124        }
 125
 126        pdev = acard->devopl;
 127        if (pdev != NULL) {
 128                err = pnp_activate_dev(pdev);
 129                if (err < 0) {
 130                        pnp_release_card_device(pdev);
 131                        snd_printk(KERN_ERR PFX "DT-019X OPL3 pnp configure failure, skipping\n");
 132                        goto __fm_error;
 133                }
 134                fm_port[dev] = pnp_port_start(pdev, 0);
 135                snd_printdd("dt019x: found OPL3 synth: port=0x%lx\n",fm_port[dev]);
 136        } else {
 137        __fm_error:
 138                acard->devopl = NULL;
 139                fm_port[dev] = -1;
 140        }
 141
 142        return 0;
 143}
 144
 145static int __devinit snd_card_dt019x_probe(int dev, struct pnp_card_link *pcard, const struct pnp_card_device_id *pid)
 146{
 147        int error;
 148        struct snd_sb *chip;
 149        struct snd_card *card;
 150        struct snd_card_dt019x *acard;
 151        struct snd_opl3 *opl3;
 152
 153        error = snd_card_create(index[dev], id[dev], THIS_MODULE,
 154                                sizeof(struct snd_card_dt019x), &card);
 155        if (error < 0)
 156                return error;
 157        acard = card->private_data;
 158
 159        snd_card_set_dev(card, &pcard->card->dev);
 160        if ((error = snd_card_dt019x_pnp(dev, acard, pcard, pid))) {
 161                snd_card_free(card);
 162                return error;
 163        }
 164
 165        if ((error = snd_sbdsp_create(card, port[dev],
 166                                      irq[dev],
 167                                      snd_sb16dsp_interrupt,
 168                                      dma8[dev],
 169                                      -1,
 170                                      SB_HW_DT019X,
 171                                      &chip)) < 0) {
 172                snd_card_free(card);
 173                return error;
 174        }
 175        acard->chip = chip;
 176
 177        strcpy(card->driver, "DT-019X");
 178        strcpy(card->shortname, "Diamond Tech. DT-019X");
 179        sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
 180                card->shortname, chip->name, chip->port,
 181                irq[dev], dma8[dev]);
 182
 183        if ((error = snd_sb16dsp_pcm(chip, 0, NULL)) < 0) {
 184                snd_card_free(card);
 185                return error;
 186        }
 187        if ((error = snd_sbmixer_new(chip)) < 0) {
 188                snd_card_free(card);
 189                return error;
 190        }
 191
 192        if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
 193                if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
 194                        mpu_irq[dev] = -1;
 195                if (snd_mpu401_uart_new(card, 0,
 196/*                                      MPU401_HW_SB,*/
 197                                        MPU401_HW_MPU401,
 198                                        mpu_port[dev], 0,
 199                                        mpu_irq[dev],
 200                                        mpu_irq[dev] >= 0 ? IRQF_DISABLED : 0,
 201                                        NULL) < 0)
 202                        snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx ?\n", mpu_port[dev]);
 203        }
 204
 205        if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
 206                if (snd_opl3_create(card,
 207                                    fm_port[dev],
 208                                    fm_port[dev] + 2,
 209                                    OPL3_HW_AUTO, 0, &opl3) < 0) {
 210                        snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx ?\n",
 211                                   fm_port[dev], fm_port[dev] + 2);
 212                } else {
 213                        if ((error = snd_opl3_timer_new(opl3, 0, 1)) < 0) {
 214                                snd_card_free(card);
 215                                return error;
 216                        }
 217                        if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
 218                                snd_card_free(card);
 219                                return error;
 220                        }
 221                }
 222        }
 223
 224        if ((error = snd_card_register(card)) < 0) {
 225                snd_card_free(card);
 226                return error;
 227        }
 228        pnp_set_card_drvdata(pcard, card);
 229        return 0;
 230}
 231
 232static unsigned int __devinitdata dt019x_devices;
 233
 234static int __devinit snd_dt019x_pnp_probe(struct pnp_card_link *card,
 235                                          const struct pnp_card_device_id *pid)
 236{
 237        static int dev;
 238        int res;
 239
 240        for ( ; dev < SNDRV_CARDS; dev++) {
 241                if (!enable[dev])
 242                        continue;
 243                res = snd_card_dt019x_probe(dev, card, pid);
 244                if (res < 0)
 245                        return res;
 246                dev++;
 247                dt019x_devices++;
 248                return 0;
 249        }
 250        return -ENODEV;
 251}
 252
 253static void __devexit snd_dt019x_pnp_remove(struct pnp_card_link * pcard)
 254{
 255        snd_card_free(pnp_get_card_drvdata(pcard));
 256        pnp_set_card_drvdata(pcard, NULL);
 257}
 258
 259#ifdef CONFIG_PM
 260static int snd_dt019x_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
 261{
 262        struct snd_card *card = pnp_get_card_drvdata(pcard);
 263        struct snd_card_dt019x *acard = card->private_data;
 264        struct snd_sb *chip = acard->chip;
 265
 266        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 267        snd_pcm_suspend_all(chip->pcm);
 268        snd_sbmixer_suspend(chip);
 269        return 0;
 270}
 271
 272static int snd_dt019x_pnp_resume(struct pnp_card_link *pcard)
 273{
 274        struct snd_card *card = pnp_get_card_drvdata(pcard);
 275        struct snd_card_dt019x *acard = card->private_data;
 276        struct snd_sb *chip = acard->chip;
 277
 278        snd_sbdsp_reset(chip);
 279        snd_sbmixer_resume(chip);
 280        snd_power_change_state(card, SNDRV_CTL_POWER_D0);
 281        return 0;
 282}
 283#endif
 284
 285static struct pnp_card_driver dt019x_pnpc_driver = {
 286        .flags          = PNP_DRIVER_RES_DISABLE,
 287        .name           = "dt019x",
 288        .id_table       = snd_dt019x_pnpids,
 289        .probe          = snd_dt019x_pnp_probe,
 290        .remove         = __devexit_p(snd_dt019x_pnp_remove),
 291#ifdef CONFIG_PM
 292        .suspend        = snd_dt019x_pnp_suspend,
 293        .resume         = snd_dt019x_pnp_resume,
 294#endif
 295};
 296
 297static int __init alsa_card_dt019x_init(void)
 298{
 299        int err;
 300
 301        err = pnp_register_card_driver(&dt019x_pnpc_driver);
 302        if (err)
 303                return err;
 304
 305        if (!dt019x_devices) {
 306                pnp_unregister_card_driver(&dt019x_pnpc_driver);
 307#ifdef MODULE
 308                snd_printk(KERN_ERR "no DT-019X / ALS-007 based soundcards found\n");
 309#endif
 310                return -ENODEV;
 311        }
 312        return 0;
 313}
 314
 315static void __exit alsa_card_dt019x_exit(void)
 316{
 317        pnp_unregister_card_driver(&dt019x_pnpc_driver);
 318}
 319
 320module_init(alsa_card_dt019x_init)
 321module_exit(alsa_card_dt019x_exit)
 322