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163 lines
3.9 KiB
163 lines
3.9 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards |
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* Copyright (c) by Jaroslav Kysela <[email protected]> |
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*/ |
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/* |
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NOTES: |
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- sometimes the sound is metallic and sibilant, unloading and |
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reloading the module may solve this. |
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*/ |
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#include <linux/pci.h> |
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#include <linux/time.h> |
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#include <linux/init.h> |
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#include <linux/module.h> |
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#include <sound/core.h> |
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#include "cs46xx.h" |
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#include <sound/initval.h> |
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MODULE_AUTHOR("Jaroslav Kysela <[email protected]>"); |
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MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX"); |
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MODULE_LICENSE("GPL"); |
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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ |
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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ |
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static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ |
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static bool external_amp[SNDRV_CARDS]; |
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static bool thinkpad[SNDRV_CARDS]; |
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static bool mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; |
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module_param_array(index, int, NULL, 0444); |
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MODULE_PARM_DESC(index, "Index value for the CS46xx soundcard."); |
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module_param_array(id, charp, NULL, 0444); |
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MODULE_PARM_DESC(id, "ID string for the CS46xx soundcard."); |
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module_param_array(enable, bool, NULL, 0444); |
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MODULE_PARM_DESC(enable, "Enable CS46xx soundcard."); |
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module_param_array(external_amp, bool, NULL, 0444); |
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MODULE_PARM_DESC(external_amp, "Force to enable external amplifier."); |
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module_param_array(thinkpad, bool, NULL, 0444); |
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MODULE_PARM_DESC(thinkpad, "Force to enable Thinkpad's CLKRUN control."); |
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module_param_array(mmap_valid, bool, NULL, 0444); |
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MODULE_PARM_DESC(mmap_valid, "Support OSS mmap."); |
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static const struct pci_device_id snd_cs46xx_ids[] = { |
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{ PCI_VDEVICE(CIRRUS, 0x6001), 0, }, /* CS4280 */ |
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{ PCI_VDEVICE(CIRRUS, 0x6003), 0, }, /* CS4612 */ |
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{ PCI_VDEVICE(CIRRUS, 0x6004), 0, }, /* CS4615 */ |
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{ 0, } |
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}; |
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MODULE_DEVICE_TABLE(pci, snd_cs46xx_ids); |
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static int snd_card_cs46xx_probe(struct pci_dev *pci, |
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const struct pci_device_id *pci_id) |
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{ |
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static int dev; |
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struct snd_card *card; |
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struct snd_cs46xx *chip; |
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int err; |
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if (dev >= SNDRV_CARDS) |
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return -ENODEV; |
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if (!enable[dev]) { |
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dev++; |
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return -ENOENT; |
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} |
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err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, |
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0, &card); |
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if (err < 0) |
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return err; |
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err = snd_cs46xx_create(card, pci, |
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external_amp[dev], thinkpad[dev], |
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&chip); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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card->private_data = chip; |
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chip->accept_valid = mmap_valid[dev]; |
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err = snd_cs46xx_pcm(chip, 0); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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#ifdef CONFIG_SND_CS46XX_NEW_DSP |
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err = snd_cs46xx_pcm_rear(chip, 1); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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err = snd_cs46xx_pcm_iec958(chip, 2); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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#endif |
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err = snd_cs46xx_mixer(chip, 2); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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#ifdef CONFIG_SND_CS46XX_NEW_DSP |
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if (chip->nr_ac97_codecs ==2) { |
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err = snd_cs46xx_pcm_center_lfe(chip, 3); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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} |
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#endif |
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err = snd_cs46xx_midi(chip, 0); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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err = snd_cs46xx_start_dsp(chip); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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snd_cs46xx_gameport(chip); |
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strcpy(card->driver, "CS46xx"); |
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strcpy(card->shortname, "Sound Fusion CS46xx"); |
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sprintf(card->longname, "%s at 0x%lx/0x%lx, irq %i", |
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card->shortname, |
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chip->ba0_addr, |
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chip->ba1_addr, |
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chip->irq); |
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err = snd_card_register(card); |
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if (err < 0) { |
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snd_card_free(card); |
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return err; |
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} |
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pci_set_drvdata(pci, card); |
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dev++; |
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return 0; |
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} |
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static void snd_card_cs46xx_remove(struct pci_dev *pci) |
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{ |
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snd_card_free(pci_get_drvdata(pci)); |
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} |
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static struct pci_driver cs46xx_driver = { |
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.name = KBUILD_MODNAME, |
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.id_table = snd_cs46xx_ids, |
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.probe = snd_card_cs46xx_probe, |
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.remove = snd_card_cs46xx_remove, |
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#ifdef CONFIG_PM_SLEEP |
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.driver = { |
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.pm = &snd_cs46xx_pm, |
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}, |
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#endif |
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}; |
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module_pci_driver(cs46xx_driver);
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