linux/sound/pci/trident/trident.c
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   1/*
   2 *  Driver for Trident 4DWave DX/NX & SiS SI7018 Audio PCI soundcard
   3 *
   4 *  Driver was originated by Trident <audio@tridentmicro.com>
   5 *                           Fri Feb 19 15:55:28 MST 1999
   6 *
   7 *
   8 *   This program is free software; you can redistribute it and/or modify
   9 *   it under the terms of the GNU General Public License as published by
  10 *   the Free Software Foundation; either version 2 of the License, or
  11 *   (at your option) any later version.
  12 *
  13 *   This program is distributed in the hope that it will be useful,
  14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 *   GNU General Public License for more details.
  17 *
  18 *   You should have received a copy of the GNU General Public License
  19 *   along with this program; if not, write to the Free Software
  20 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21 *
  22 */
  23
  24#include <linux/init.h>
  25#include <linux/pci.h>
  26#include <linux/time.h>
  27#include <linux/moduleparam.h>
  28#include <sound/core.h>
  29#include <sound/trident.h>
  30#include <sound/initval.h>
  31
  32MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, <audio@tridentmicro.com>");
  33MODULE_DESCRIPTION("Trident 4D-WaveDX/NX & SiS SI7018");
  34MODULE_LICENSE("GPL");
  35MODULE_SUPPORTED_DEVICE("{{Trident,4DWave DX},"
  36                "{Trident,4DWave NX},"
  37                "{SiS,SI7018 PCI Audio},"
  38                "{Best Union,Miss Melody 4DWave PCI},"
  39                "{HIS,4DWave PCI},"
  40                "{Warpspeed,ONSpeed 4DWave PCI},"
  41                "{Aztech Systems,PCI 64-Q3D},"
  42                "{Addonics,SV 750},"
  43                "{CHIC,True Sound 4Dwave},"
  44                "{Shark,Predator4D-PCI},"
  45                "{Jaton,SonicWave 4D},"
  46                "{Hoontech,SoundTrack Digital 4DWave NX}}");
  47
  48static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  49static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  50static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;      /* Enable this card */
  51static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 32};
  52static int wavetable_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 8192};
  53
  54module_param_array(index, int, NULL, 0444);
  55MODULE_PARM_DESC(index, "Index value for Trident 4DWave PCI soundcard.");
  56module_param_array(id, charp, NULL, 0444);
  57MODULE_PARM_DESC(id, "ID string for Trident 4DWave PCI soundcard.");
  58module_param_array(enable, bool, NULL, 0444);
  59MODULE_PARM_DESC(enable, "Enable Trident 4DWave PCI soundcard.");
  60module_param_array(pcm_channels, int, NULL, 0444);
  61MODULE_PARM_DESC(pcm_channels, "Number of hardware channels assigned for PCM.");
  62module_param_array(wavetable_size, int, NULL, 0444);
  63MODULE_PARM_DESC(wavetable_size, "Maximum memory size in kB for wavetable synth.");
  64
  65static struct pci_device_id snd_trident_ids[] = {
  66        {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_DX), 
  67                PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0},
  68        {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_NX), 
  69                0, 0, 0},
  70        {PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_7018), 0, 0, 0},
  71        { 0, }
  72};
  73
  74MODULE_DEVICE_TABLE(pci, snd_trident_ids);
  75
  76static int __devinit snd_trident_probe(struct pci_dev *pci,
  77                                       const struct pci_device_id *pci_id)
  78{
  79        static int dev;
  80        struct snd_card *card;
  81        struct snd_trident *trident;
  82        const char *str;
  83        int err, pcm_dev = 0;
  84
  85        if (dev >= SNDRV_CARDS)
  86                return -ENODEV;
  87        if (!enable[dev]) {
  88                dev++;
  89                return -ENOENT;
  90        }
  91
  92        card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
  93        if (card == NULL)
  94                return -ENOMEM;
  95
  96        if ((err = snd_trident_create(card, pci,
  97                                      pcm_channels[dev],
  98                                      ((pci->vendor << 16) | pci->device) == TRIDENT_DEVICE_ID_SI7018 ? 1 : 2,
  99                                      wavetable_size[dev],
 100                                      &trident)) < 0) {
 101                snd_card_free(card);
 102                return err;
 103        }
 104        card->private_data = trident;
 105
 106        switch (trident->device) {
 107        case TRIDENT_DEVICE_ID_DX:
 108                str = "TRID4DWAVEDX";
 109                break;
 110        case TRIDENT_DEVICE_ID_NX:
 111                str = "TRID4DWAVENX";
 112                break;
 113        case TRIDENT_DEVICE_ID_SI7018:
 114                str = "SI7018";
 115                break;
 116        default:
 117                str = "Unknown";
 118        }
 119        strcpy(card->driver, str);
 120        if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
 121                strcpy(card->shortname, "SiS ");
 122        } else {
 123                strcpy(card->shortname, "Trident ");
 124        }
 125        strcat(card->shortname, card->driver);
 126        sprintf(card->longname, "%s PCI Audio at 0x%lx, irq %d",
 127                card->shortname, trident->port, trident->irq);
 128
 129        if ((err = snd_trident_pcm(trident, pcm_dev++, NULL)) < 0) {
 130                snd_card_free(card);
 131                return err;
 132        }
 133        switch (trident->device) {
 134        case TRIDENT_DEVICE_ID_DX:
 135        case TRIDENT_DEVICE_ID_NX:
 136                if ((err = snd_trident_foldback_pcm(trident, pcm_dev++, NULL)) < 0) {
 137                        snd_card_free(card);
 138                        return err;
 139                }
 140                break;
 141        }
 142        if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
 143                if ((err = snd_trident_spdif_pcm(trident, pcm_dev++, NULL)) < 0) {
 144                        snd_card_free(card);
 145                        return err;
 146                }
 147        }
 148        if (trident->device != TRIDENT_DEVICE_ID_SI7018 &&
 149            (err = snd_mpu401_uart_new(card, 0, MPU401_HW_TRID4DWAVE,
 150                                       trident->midi_port,
 151                                       MPU401_INFO_INTEGRATED,
 152                                       trident->irq, 0, &trident->rmidi)) < 0) {
 153                snd_card_free(card);
 154                return err;
 155        }
 156
 157        snd_trident_create_gameport(trident);
 158
 159        if ((err = snd_card_register(card)) < 0) {
 160                snd_card_free(card);
 161                return err;
 162        }
 163        pci_set_drvdata(pci, card);
 164        dev++;
 165        return 0;
 166}
 167
 168static void __devexit snd_trident_remove(struct pci_dev *pci)
 169{
 170        snd_card_free(pci_get_drvdata(pci));
 171        pci_set_drvdata(pci, NULL);
 172}
 173
 174static struct pci_driver driver = {
 175        .name = "Trident4DWaveAudio",
 176        .id_table = snd_trident_ids,
 177        .probe = snd_trident_probe,
 178        .remove = __devexit_p(snd_trident_remove),
 179#ifdef CONFIG_PM
 180        .suspend = snd_trident_suspend,
 181        .resume = snd_trident_resume,
 182#endif
 183};
 184
 185static int __init alsa_card_trident_init(void)
 186{
 187        return pci_register_driver(&driver);
 188}
 189
 190static void __exit alsa_card_trident_exit(void)
 191{
 192        pci_unregister_driver(&driver);
 193}
 194
 195module_init(alsa_card_trident_init)
 196module_exit(alsa_card_trident_exit)
 197