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Linux/sound/pci/trident/trident.c

  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/module.h>
 28 #include <sound/core.h>
 29 #include "trident.h"
 30 #include <sound/initval.h>
 31 
 32 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, <audio@tridentmicro.com>");
 33 MODULE_DESCRIPTION("Trident 4D-WaveDX/NX & SiS SI7018");
 34 MODULE_LICENSE("GPL");
 35 MODULE_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 
 48 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
 49 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
 50 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;     /* Enable this card */
 51 static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 32};
 52 static int wavetable_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 8192};
 53 
 54 module_param_array(index, int, NULL, 0444);
 55 MODULE_PARM_DESC(index, "Index value for Trident 4DWave PCI soundcard.");
 56 module_param_array(id, charp, NULL, 0444);
 57 MODULE_PARM_DESC(id, "ID string for Trident 4DWave PCI soundcard.");
 58 module_param_array(enable, bool, NULL, 0444);
 59 MODULE_PARM_DESC(enable, "Enable Trident 4DWave PCI soundcard.");
 60 module_param_array(pcm_channels, int, NULL, 0444);
 61 MODULE_PARM_DESC(pcm_channels, "Number of hardware channels assigned for PCM.");
 62 module_param_array(wavetable_size, int, NULL, 0444);
 63 MODULE_PARM_DESC(wavetable_size, "Maximum memory size in kB for wavetable synth.");
 64 
 65 static DEFINE_PCI_DEVICE_TABLE(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 
 74 MODULE_DEVICE_TABLE(pci, snd_trident_ids);
 75 
 76 static int 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         err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
 93                            0, &card);
 94         if (err < 0)
 95                 return err;
 96 
 97         if ((err = snd_trident_create(card, pci,
 98                                       pcm_channels[dev],
 99                                       ((pci->vendor << 16) | pci->device) == TRIDENT_DEVICE_ID_SI7018 ? 1 : 2,
100                                       wavetable_size[dev],
101                                       &trident)) < 0) {
102                 snd_card_free(card);
103                 return err;
104         }
105         card->private_data = trident;
106 
107         switch (trident->device) {
108         case TRIDENT_DEVICE_ID_DX:
109                 str = "TRID4DWAVEDX";
110                 break;
111         case TRIDENT_DEVICE_ID_NX:
112                 str = "TRID4DWAVENX";
113                 break;
114         case TRIDENT_DEVICE_ID_SI7018:
115                 str = "SI7018";
116                 break;
117         default:
118                 str = "Unknown";
119         }
120         strcpy(card->driver, str);
121         if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
122                 strcpy(card->shortname, "SiS ");
123         } else {
124                 strcpy(card->shortname, "Trident ");
125         }
126         strcat(card->shortname, card->driver);
127         sprintf(card->longname, "%s PCI Audio at 0x%lx, irq %d",
128                 card->shortname, trident->port, trident->irq);
129 
130         if ((err = snd_trident_pcm(trident, pcm_dev++, NULL)) < 0) {
131                 snd_card_free(card);
132                 return err;
133         }
134         switch (trident->device) {
135         case TRIDENT_DEVICE_ID_DX:
136         case TRIDENT_DEVICE_ID_NX:
137                 if ((err = snd_trident_foldback_pcm(trident, pcm_dev++, NULL)) < 0) {
138                         snd_card_free(card);
139                         return err;
140                 }
141                 break;
142         }
143         if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
144                 if ((err = snd_trident_spdif_pcm(trident, pcm_dev++, NULL)) < 0) {
145                         snd_card_free(card);
146                         return err;
147                 }
148         }
149         if (trident->device != TRIDENT_DEVICE_ID_SI7018 &&
150             (err = snd_mpu401_uart_new(card, 0, MPU401_HW_TRID4DWAVE,
151                                        trident->midi_port,
152                                        MPU401_INFO_INTEGRATED |
153                                        MPU401_INFO_IRQ_HOOK,
154                                        -1, &trident->rmidi)) < 0) {
155                 snd_card_free(card);
156                 return err;
157         }
158 
159         snd_trident_create_gameport(trident);
160 
161         if ((err = snd_card_register(card)) < 0) {
162                 snd_card_free(card);
163                 return err;
164         }
165         pci_set_drvdata(pci, card);
166         dev++;
167         return 0;
168 }
169 
170 static void snd_trident_remove(struct pci_dev *pci)
171 {
172         snd_card_free(pci_get_drvdata(pci));
173 }
174 
175 static struct pci_driver trident_driver = {
176         .name = KBUILD_MODNAME,
177         .id_table = snd_trident_ids,
178         .probe = snd_trident_probe,
179         .remove = snd_trident_remove,
180 #ifdef CONFIG_PM_SLEEP
181         .driver = {
182                 .pm = &snd_trident_pm,
183         },
184 #endif
185 };
186 
187 module_pci_driver(trident_driver);
188 

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