xref: /openbmc/linux/sound/pci/trident/trident.c (revision 171f1bc7)
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 <sound/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 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};
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 __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 	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
93 	if (err < 0)
94 		return err;
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 				       MPU401_INFO_IRQ_HOOK,
153 				       -1, &trident->rmidi)) < 0) {
154 		snd_card_free(card);
155 		return err;
156 	}
157 
158 	snd_trident_create_gameport(trident);
159 
160 	if ((err = snd_card_register(card)) < 0) {
161 		snd_card_free(card);
162 		return err;
163 	}
164 	pci_set_drvdata(pci, card);
165 	dev++;
166 	return 0;
167 }
168 
169 static void __devexit snd_trident_remove(struct pci_dev *pci)
170 {
171 	snd_card_free(pci_get_drvdata(pci));
172 	pci_set_drvdata(pci, NULL);
173 }
174 
175 static struct pci_driver driver = {
176 	.name = KBUILD_MODNAME,
177 	.id_table = snd_trident_ids,
178 	.probe = snd_trident_probe,
179 	.remove = __devexit_p(snd_trident_remove),
180 #ifdef CONFIG_PM
181 	.suspend = snd_trident_suspend,
182 	.resume = snd_trident_resume,
183 #endif
184 };
185 
186 static int __init alsa_card_trident_init(void)
187 {
188 	return pci_register_driver(&driver);
189 }
190 
191 static void __exit alsa_card_trident_exit(void)
192 {
193 	pci_unregister_driver(&driver);
194 }
195 
196 module_init(alsa_card_trident_init)
197 module_exit(alsa_card_trident_exit)
198