/* *  Driver for Trident 4DWave DX/NX & SiS SI7018 Audio PCI soundcard * *  Driver was originated by Trident <audio@tridentmicro.com> *  			     Fri Feb 19 15:55:28 MST 1999 * * *   This program is free software; you can redistribute it and/or modify *   it under the terms of the GNU General Public License as published by *   the Free Software Foundation; either version 2 of the License, or *   (at your option) any later version. * *   This program is distributed in the hope that it will be useful, *   but WITHOUT ANY WARRANTY; without even the implied warranty of *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *   GNU General Public License for more details. * *   You should have received a copy of the GNU General Public License *   along with this program; if not, write to the Free Software *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA * */#include <sound/driver.h>#include <linux/init.h>#include <linux/pci.h>#include <linux/time.h>#include <linux/moduleparam.h>#include <sound/core.h>#include <sound/trident.h>#include <sound/initval.h>MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, <audio@tridentmicro.com>");MODULE_DESCRIPTION("Trident 4D-WaveDX/NX & SiS SI7018");MODULE_LICENSE("GPL");MODULE_SUPPORTED_DEVICE("{{Trident,4DWave DX},"		"{Trident,4DWave NX},"		"{SiS,SI7018 PCI Audio},"		"{Best Union,Miss Melody 4DWave PCI},"		"{HIS,4DWave PCI},"		"{Warpspeed,ONSpeed 4DWave PCI},"		"{Aztech Systems,PCI 64-Q3D},"		"{Addonics,SV 750},"		"{CHIC,True Sound 4Dwave},"		"{Shark,Predator4D-PCI},"		"{Jaton,SonicWave 4D},"		"{Hoontech,SoundTrack Digital 4DWave NX}}");static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;	/* Enable this card */static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 32};static int wavetable_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 8192};module_param_array(index, int, NULL, 0444);MODULE_PARM_DESC(index, "Index value for Trident 4DWave PCI soundcard.");module_param_array(id, charp, NULL, 0444);MODULE_PARM_DESC(id, "ID string for Trident 4DWave PCI soundcard.");module_param_array(enable, bool, NULL, 0444);MODULE_PARM_DESC(enable, "Enable Trident 4DWave PCI soundcard.");module_param_array(pcm_channels, int, NULL, 0444);MODULE_PARM_DESC(pcm_channels, "Number of hardware channels assigned for PCM.");module_param_array(wavetable_size, int, NULL, 0444);MODULE_PARM_DESC(wavetable_size, "Maximum memory size in kB for wavetable synth.");static struct pci_device_id snd_trident_ids[] = {	{ 0x1023, 0x2000, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },	/* Trident 4DWave DX PCI Audio */	{ 0x1023, 0x2001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },	/* Trident 4DWave NX PCI Audio */	{ 0x1039, 0x7018, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },	/* SiS SI7018 PCI Audio */	{ 0, }};MODULE_DEVICE_TABLE(pci, snd_trident_ids);static int __devinit snd_trident_probe(struct pci_dev *pci,				       const struct pci_device_id *pci_id){	static int dev;	snd_card_t *card;	trident_t *trident;	const char *str;	int err, pcm_dev = 0;	if (dev >= SNDRV_CARDS)		return -ENODEV;	if (!enable[dev]) {		dev++;		return -ENOENT;	}	card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);	if (card == NULL)		return -ENOMEM;	if ((err = snd_trident_create(card, pci,				      pcm_channels[dev],				      ((pci->vendor << 16) | pci->device) == TRIDENT_DEVICE_ID_SI7018 ? 1 : 2,				      wavetable_size[dev],				      &trident)) < 0) {		snd_card_free(card);		return err;	}	switch (trident->device) {	case TRIDENT_DEVICE_ID_DX:		str = "TRID4DWAVEDX";		break;	case TRIDENT_DEVICE_ID_NX:		str = "TRID4DWAVENX";		break;	case TRIDENT_DEVICE_ID_SI7018:		str = "SI7018";		break;	default:		str = "Unknown";	}	strcpy(card->driver, str);	if (trident->device == TRIDENT_DEVICE_ID_SI7018) {		strcpy(card->shortname, "SiS ");	} else {		strcpy(card->shortname, "Trident ");	}	strcat(card->shortname, card->driver);	sprintf(card->longname, "%s PCI Audio at 0x%lx, irq %d",		card->shortname, trident->port, trident->irq);	if ((err = snd_trident_pcm(trident, pcm_dev++, NULL)) < 0) {		snd_card_free(card);		return err;	}	switch (trident->device) {	case TRIDENT_DEVICE_ID_DX:	case TRIDENT_DEVICE_ID_NX:		if ((err = snd_trident_foldback_pcm(trident, pcm_dev++, NULL)) < 0) {			snd_card_free(card);			return err;		}		break;	}	if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {		if ((err = snd_trident_spdif_pcm(trident, pcm_dev++, NULL)) < 0) {			snd_card_free(card);			return err;		}	}	if (trident->device != TRIDENT_DEVICE_ID_SI7018 &&	    (err = snd_mpu401_uart_new(card, 0, MPU401_HW_TRID4DWAVE,				       trident->midi_port, 1,				       trident->irq, 0, &trident->rmidi)) < 0) {		snd_card_free(card);		return err;	}#if defined(CONFIG_SND_SEQUENCER) || (defined(MODULE) && defined(CONFIG_SND_SEQUENCER_MODULE))	if ((err = snd_trident_attach_synthesizer(trident)) < 0) {		snd_card_free(card);		return err;	}#endif	snd_trident_create_gameport(trident);	if ((err = snd_card_register(card)) < 0) {		snd_card_free(card);		return err;	}	pci_set_drvdata(pci, card);	dev++;	return 0;}static void __devexit snd_trident_remove(struct pci_dev *pci){	snd_card_free(pci_get_drvdata(pci));	pci_set_drvdata(pci, NULL);}static struct pci_driver driver = {	.name = "Trident4DWaveAudio",	.owner = THIS_MODULE,	.id_table = snd_trident_ids,	.probe = snd_trident_probe,	.remove = __devexit_p(snd_trident_remove),	SND_PCI_PM_CALLBACKS};static int __init alsa_card_trident_init(void){	return pci_register_driver(&driver);}static void __exit alsa_card_trident_exit(void){	pci_unregister_driver(&driver);}module_init(alsa_card_trident_init)module_exit(alsa_card_trident_exit)