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        if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
 154                                 sizeof(struct snd_card_dt019x))) == NULL)
 155                return -ENOMEM;
 156        acard = card->private_data;
 157
 158        snd_card_set_dev(card, &pcard->card->dev);
 159        if ((error = snd_card_dt019x_pnp(dev, acard, pcard, pid))) {
 160                snd_card_free(card);
 161                return error;
 162        }
 163
 164        if ((error = snd_sbdsp_create(card, port[dev],
 165                                      irq[dev],
 166                                      snd_sb16dsp_interrupt,
 167                                      dma8[dev],
 168                                      -1,
 169                                      SB_HW_DT019X,
 170                                      &chip)) < 0) {
 171                snd_card_free(card);
 172                return error;
 173        }
 174        acard->chip = chip;
 175
 176        strcpy(card->driver, "DT-019X");
 177        strcpy(card->shortname, "Diamond Tech. DT-019X");
 178        sprintf(card->longname, "%s, %s at 0x%lx, irq %d, dma %d",
 179                card->shortname, chip->name, chip->port,
 180                irq[dev], dma8[dev]);
 181
 182        if ((error = snd_sb16dsp_pcm(chip, 0, NULL)) < 0) {
 183                snd_card_free(card);
 184                return error;
 185        }
 186        if ((error = snd_sbmixer_new(chip)) < 0) {
 187                snd_card_free(card);
 188                return error;
 189        }
 190
 191        if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
 192                if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
 193                        mpu_irq[dev] = -1;
 194                if (snd_mpu401_uart_new(card, 0,
 195/*                                      MPU401_HW_SB,*/
 196                                        MPU401_HW_MPU401,
 197                                        mpu_port[dev], 0,
 198                                        mpu_irq[dev],
 199                                        mpu_irq[dev] >= 0 ? IRQF_DISABLED : 0,
 200                                        NULL) < 0)
 201                        snd_printk(KERN_ERR PFX "no MPU-401 device at 0x%lx ?\n", mpu_port[dev]);
 202        }
 203
 204        if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
 205                if (snd_opl3_create(card,
 206                                    fm_port[dev],
 207                                    fm_port[dev] + 2,
 208                                    OPL3_HW_AUTO, 0, &opl3) < 0) {
 209                        snd_printk(KERN_ERR PFX "no OPL device at 0x%lx-0x%lx ?\n",
 210                                   fm_port[dev], fm_port[dev] + 2);
 211                } else {
 212                        if ((error = snd_opl3_timer_new(opl3, 0, 1)) < 0) {
 213                                snd_card_free(card);
 214                                return error;
 215                        }
 216                        if ((error = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
 217                                snd_card_free(card);
 218                                return error;
 219                        }
 220                }
 221        }
 222
 223        if ((error = snd_card_register(card)) < 0) {
 224                snd_card_free(card);
 225                return error;
 226        }
 227        pnp_set_card_drvdata(pcard, card);
 228        return 0;
 229}
 230
 231static unsigned int __devinitdata dt019x_devices;
 232
 233static int __devinit snd_dt019x_pnp_probe(struct pnp_card_link *card,
 234                                          const struct pnp_card_device_id *pid)
 235{
 236        static int dev;
 237        int res;
 238
 239        for ( ; dev < SNDRV_CARDS; dev++) {
 240                if (!enable[dev])
 241                        continue;
 242                res = snd_card_dt019x_probe(dev, card, pid);
 243                if (res < 0)
 244                        return res;
 245                dev++;
 246                dt019x_devices++;
 247                return 0;
 248        }
 249        return -ENODEV;
 250}
 251
 252static void __devexit snd_dt019x_pnp_remove(struct pnp_card_link * pcard)
 253{
 254        snd_card_free(pnp_get_card_drvdata(pcard));
 255        pnp_set_card_drvdata(pcard, NULL);
 256}
 257
 258#ifdef CONFIG_PM
 259static int snd_dt019x_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
 260{
 261        struct snd_card *card = pnp_get_card_drvdata(pcard);
 262        struct snd_card_dt019x *acard = card->private_data;
 263        struct snd_sb *chip = acard->chip;
 264
 265        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 266        snd_pcm_suspend_all(chip->pcm);
 267        snd_sbmixer_suspend(chip);
 268        return 0;
 269}
 270
 271static int snd_dt019x_pnp_resume(struct pnp_card_link *pcard)
 272{
 273        struct snd_card *card = pnp_get_card_drvdata(pcard);
 274        struct snd_card_dt019x *acard = card->private_data;
 275        struct snd_sb *chip = acard->chip;
 276
 277        snd_sbdsp_reset(chip);
 278        snd_sbmixer_resume(chip);
 279        snd_power_change_state(card, SNDRV_CTL_POWER_D0);
 280        return 0;
 281}
 282#endif
 283
 284static struct pnp_card_driver dt019x_pnpc_driver = {
 285        .flags          = PNP_DRIVER_RES_DISABLE,
 286        .name           = "dt019x",
 287        .id_table       = snd_dt019x_pnpids,
 288        .probe          = snd_dt019x_pnp_probe,
 289        .remove         = __devexit_p(snd_dt019x_pnp_remove),
 290#ifdef CONFIG_PM
 291        .suspend        = snd_dt019x_pnp_suspend,
 292        .resume         = snd_dt019x_pnp_resume,
 293#endif
 294};
 295
 296static int __init alsa_card_dt019x_init(void)
 297{
 298        int err;
 299
 300        err = pnp_register_card_driver(&dt019x_pnpc_driver);
 301        if (err)
 302                return err;
 303
 304        if (!dt019x_devices) {
 305                pnp_unregister_card_driver(&dt019x_pnpc_driver);
 306#ifdef MODULE
 307                snd_printk(KERN_ERR "no DT-019X / ALS-007 based soundcards found\n");
 308#endif
 309                return -ENODEV;
 310        }
 311        return 0;
 312}
 313
 314static void __exit alsa_card_dt019x_exit(void)
 315{
 316        pnp_unregister_card_driver(&dt019x_pnpc_driver);
 317}
 318
 319module_init(alsa_card_dt019x_init)
 320module_exit(alsa_card_dt019x_exit)
 321
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