trident.c (4213B)
1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Driver for Trident 4DWave DX/NX & SiS SI7018 Audio PCI soundcard 4 * 5 * Driver was originated by Trident <audio@tridentmicro.com> 6 * Fri Feb 19 15:55:28 MST 1999 7 */ 8 9#include <linux/init.h> 10#include <linux/pci.h> 11#include <linux/time.h> 12#include <linux/module.h> 13#include <sound/core.h> 14#include "trident.h" 15#include <sound/initval.h> 16 17MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, <audio@tridentmicro.com>"); 18MODULE_DESCRIPTION("Trident 4D-WaveDX/NX & SiS SI7018"); 19MODULE_LICENSE("GPL"); 20 21static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 22static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 23static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ 24static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 32}; 25static int wavetable_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 8192}; 26 27module_param_array(index, int, NULL, 0444); 28MODULE_PARM_DESC(index, "Index value for Trident 4DWave PCI soundcard."); 29module_param_array(id, charp, NULL, 0444); 30MODULE_PARM_DESC(id, "ID string for Trident 4DWave PCI soundcard."); 31module_param_array(enable, bool, NULL, 0444); 32MODULE_PARM_DESC(enable, "Enable Trident 4DWave PCI soundcard."); 33module_param_array(pcm_channels, int, NULL, 0444); 34MODULE_PARM_DESC(pcm_channels, "Number of hardware channels assigned for PCM."); 35module_param_array(wavetable_size, int, NULL, 0444); 36MODULE_PARM_DESC(wavetable_size, "Maximum memory size in kB for wavetable synth."); 37 38static const struct pci_device_id snd_trident_ids[] = { 39 {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_DX), 40 PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0}, 41 {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_NX), 42 0, 0, 0}, 43 {PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_7018), 0, 0, 0}, 44 { 0, } 45}; 46 47MODULE_DEVICE_TABLE(pci, snd_trident_ids); 48 49static int snd_trident_probe(struct pci_dev *pci, 50 const struct pci_device_id *pci_id) 51{ 52 static int dev; 53 struct snd_card *card; 54 struct snd_trident *trident; 55 const char *str; 56 int err, pcm_dev = 0; 57 58 if (dev >= SNDRV_CARDS) 59 return -ENODEV; 60 if (!enable[dev]) { 61 dev++; 62 return -ENOENT; 63 } 64 65 err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, 66 sizeof(*trident), &card); 67 if (err < 0) 68 return err; 69 trident = card->private_data; 70 71 err = snd_trident_create(card, pci, 72 pcm_channels[dev], 73 ((pci->vendor << 16) | pci->device) == TRIDENT_DEVICE_ID_SI7018 ? 1 : 2, 74 wavetable_size[dev]); 75 if (err < 0) 76 return err; 77 78 switch (trident->device) { 79 case TRIDENT_DEVICE_ID_DX: 80 str = "TRID4DWAVEDX"; 81 break; 82 case TRIDENT_DEVICE_ID_NX: 83 str = "TRID4DWAVENX"; 84 break; 85 case TRIDENT_DEVICE_ID_SI7018: 86 str = "SI7018"; 87 break; 88 default: 89 str = "Unknown"; 90 } 91 strcpy(card->driver, str); 92 if (trident->device == TRIDENT_DEVICE_ID_SI7018) { 93 strcpy(card->shortname, "SiS "); 94 } else { 95 strcpy(card->shortname, "Trident "); 96 } 97 strcat(card->shortname, str); 98 sprintf(card->longname, "%s PCI Audio at 0x%lx, irq %d", 99 card->shortname, trident->port, trident->irq); 100 101 err = snd_trident_pcm(trident, pcm_dev++); 102 if (err < 0) 103 return err; 104 switch (trident->device) { 105 case TRIDENT_DEVICE_ID_DX: 106 case TRIDENT_DEVICE_ID_NX: 107 err = snd_trident_foldback_pcm(trident, pcm_dev++); 108 if (err < 0) 109 return err; 110 break; 111 } 112 if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) { 113 err = snd_trident_spdif_pcm(trident, pcm_dev++); 114 if (err < 0) 115 return err; 116 } 117 if (trident->device != TRIDENT_DEVICE_ID_SI7018) { 118 err = snd_mpu401_uart_new(card, 0, MPU401_HW_TRID4DWAVE, 119 trident->midi_port, 120 MPU401_INFO_INTEGRATED | 121 MPU401_INFO_IRQ_HOOK, 122 -1, &trident->rmidi); 123 if (err < 0) 124 return err; 125 } 126 127 snd_trident_create_gameport(trident); 128 129 err = snd_card_register(card); 130 if (err < 0) 131 return err; 132 pci_set_drvdata(pci, card); 133 dev++; 134 return 0; 135} 136 137static struct pci_driver trident_driver = { 138 .name = KBUILD_MODNAME, 139 .id_table = snd_trident_ids, 140 .probe = snd_trident_probe, 141#ifdef CONFIG_PM_SLEEP 142 .driver = { 143 .pm = &snd_trident_pm, 144 }, 145#endif 146}; 147 148module_pci_driver(trident_driver);