Initial commit
[wrt350n-kernel.git] / sound / pci / trident / trident.c
blobd94b16ffb38554660a8bd2647ad4d9024be2927f
1 /*
2 * Driver for Trident 4DWave DX/NX & SiS SI7018 Audio PCI soundcard
4 * Driver was originated by Trident <audio@tridentmicro.com>
5 * Fri Feb 19 15:55:28 MST 1999
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.
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.
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
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>
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}}");
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 int 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};
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.");
65 static 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, }
74 MODULE_DEVICE_TABLE(pci, snd_trident_ids);
76 static int __devinit snd_trident_probe(struct pci_dev *pci,
77 const struct pci_device_id *pci_id)
79 static int dev;
80 struct snd_card *card;
81 struct snd_trident *trident;
82 const char *str;
83 int err, pcm_dev = 0;
85 if (dev >= SNDRV_CARDS)
86 return -ENODEV;
87 if (!enable[dev]) {
88 dev++;
89 return -ENOENT;
92 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
93 if (card == NULL)
94 return -ENOMEM;
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;
104 card->private_data = trident;
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";
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 ");
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);
129 if ((err = snd_trident_pcm(trident, pcm_dev++, NULL)) < 0) {
130 snd_card_free(card);
131 return err;
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;
140 break;
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;
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;
157 snd_trident_create_gameport(trident);
159 if ((err = snd_card_register(card)) < 0) {
160 snd_card_free(card);
161 return err;
163 pci_set_drvdata(pci, card);
164 dev++;
165 return 0;
168 static void __devexit snd_trident_remove(struct pci_dev *pci)
170 snd_card_free(pci_get_drvdata(pci));
171 pci_set_drvdata(pci, NULL);
174 static 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
185 static int __init alsa_card_trident_init(void)
187 return pci_register_driver(&driver);
190 static void __exit alsa_card_trident_exit(void)
192 pci_unregister_driver(&driver);
195 module_init(alsa_card_trident_init)
196 module_exit(alsa_card_trident_exit)