| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * 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 |
| */ |
| |
| #include <linux/init.h> |
| #include <linux/pci.h> |
| #include <linux/time.h> |
| #include <linux/module.h> |
| #include <sound/core.h> |
| #include "trident.h" |
| #include <sound/initval.h> |
| |
| MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, <audio@tridentmicro.com>"); |
| MODULE_DESCRIPTION("Trident 4D-WaveDX/NX & SiS SI7018"); |
| MODULE_LICENSE("GPL"); |
| |
| static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
| static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
| static bool 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 const struct pci_device_id snd_trident_ids[] = { |
| {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_DX), |
| PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0}, |
| {PCI_DEVICE(PCI_VENDOR_ID_TRIDENT, PCI_DEVICE_ID_TRIDENT_4DWAVE_NX), |
| 0, 0, 0}, |
| {PCI_DEVICE(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_7018), 0, 0, 0}, |
| { 0, } |
| }; |
| |
| MODULE_DEVICE_TABLE(pci, snd_trident_ids); |
| |
| static int snd_trident_probe(struct pci_dev *pci, |
| const struct pci_device_id *pci_id) |
| { |
| static int dev; |
| struct snd_card *card; |
| struct snd_trident *trident; |
| const char *str; |
| int err, pcm_dev = 0; |
| |
| if (dev >= SNDRV_CARDS) |
| return -ENODEV; |
| if (!enable[dev]) { |
| dev++; |
| return -ENOENT; |
| } |
| |
| err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, |
| 0, &card); |
| if (err < 0) |
| return err; |
| |
| err = snd_trident_create(card, pci, |
| pcm_channels[dev], |
| ((pci->vendor << 16) | pci->device) == TRIDENT_DEVICE_ID_SI7018 ? 1 : 2, |
| wavetable_size[dev], |
| &trident); |
| if (err < 0) { |
| snd_card_free(card); |
| return err; |
| } |
| card->private_data = trident; |
| |
| 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, str); |
| sprintf(card->longname, "%s PCI Audio at 0x%lx, irq %d", |
| card->shortname, trident->port, trident->irq); |
| |
| err = snd_trident_pcm(trident, pcm_dev++); |
| if (err < 0) { |
| snd_card_free(card); |
| return err; |
| } |
| switch (trident->device) { |
| case TRIDENT_DEVICE_ID_DX: |
| case TRIDENT_DEVICE_ID_NX: |
| err = snd_trident_foldback_pcm(trident, pcm_dev++); |
| if (err < 0) { |
| snd_card_free(card); |
| return err; |
| } |
| break; |
| } |
| if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) { |
| err = snd_trident_spdif_pcm(trident, pcm_dev++); |
| if (err < 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, |
| MPU401_INFO_INTEGRATED | |
| MPU401_INFO_IRQ_HOOK, |
| -1, &trident->rmidi); |
| if (err < 0) { |
| snd_card_free(card); |
| return err; |
| } |
| } |
| |
| snd_trident_create_gameport(trident); |
| |
| err = snd_card_register(card); |
| if (err < 0) { |
| snd_card_free(card); |
| return err; |
| } |
| pci_set_drvdata(pci, card); |
| dev++; |
| return 0; |
| } |
| |
| static void snd_trident_remove(struct pci_dev *pci) |
| { |
| snd_card_free(pci_get_drvdata(pci)); |
| } |
| |
| static struct pci_driver trident_driver = { |
| .name = KBUILD_MODNAME, |
| .id_table = snd_trident_ids, |
| .probe = snd_trident_probe, |
| .remove = snd_trident_remove, |
| #ifdef CONFIG_PM_SLEEP |
| .driver = { |
| .pm = &snd_trident_pm, |
| }, |
| #endif |
| }; |
| |
| module_pci_driver(trident_driver); |