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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /sound/pci/cs46xx/cs46xx.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/pci/cs46xx/cs46xx.c')
-rw-r--r-- | sound/pci/cs46xx/cs46xx.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/sound/pci/cs46xx/cs46xx.c b/sound/pci/cs46xx/cs46xx.c new file mode 100644 index 000000000..8634004a6 --- /dev/null +++ b/sound/pci/cs46xx/cs46xx.c @@ -0,0 +1,142 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> + */ + +/* + NOTES: + - sometimes the sound is metallic and sibilant, unloading and + reloading the module may solve this. +*/ + +#include <linux/pci.h> +#include <linux/time.h> +#include <linux/init.h> +#include <linux/module.h> +#include <sound/core.h> +#include "cs46xx.h" +#include <sound/initval.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); +MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX"); +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 bool external_amp[SNDRV_CARDS]; +static bool thinkpad[SNDRV_CARDS]; +static bool mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for the CS46xx soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for the CS46xx soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable CS46xx soundcard."); +module_param_array(external_amp, bool, NULL, 0444); +MODULE_PARM_DESC(external_amp, "Force to enable external amplifier."); +module_param_array(thinkpad, bool, NULL, 0444); +MODULE_PARM_DESC(thinkpad, "Force to enable Thinkpad's CLKRUN control."); +module_param_array(mmap_valid, bool, NULL, 0444); +MODULE_PARM_DESC(mmap_valid, "Support OSS mmap."); + +static const struct pci_device_id snd_cs46xx_ids[] = { + { PCI_VDEVICE(CIRRUS, 0x6001), 0, }, /* CS4280 */ + { PCI_VDEVICE(CIRRUS, 0x6003), 0, }, /* CS4612 */ + { PCI_VDEVICE(CIRRUS, 0x6004), 0, }, /* CS4615 */ + { 0, } +}; + +MODULE_DEVICE_TABLE(pci, snd_cs46xx_ids); + +static int snd_card_cs46xx_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + static int dev; + struct snd_card *card; + struct snd_cs46xx *chip; + int err; + + if (dev >= SNDRV_CARDS) + return -ENODEV; + if (!enable[dev]) { + dev++; + return -ENOENT; + } + + err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, + sizeof(*chip), &card); + if (err < 0) + return err; + chip = card->private_data; + err = snd_cs46xx_create(card, pci, + external_amp[dev], thinkpad[dev]); + if (err < 0) + goto error; + card->private_data = chip; + chip->accept_valid = mmap_valid[dev]; + err = snd_cs46xx_pcm(chip, 0); + if (err < 0) + goto error; +#ifdef CONFIG_SND_CS46XX_NEW_DSP + err = snd_cs46xx_pcm_rear(chip, 1); + if (err < 0) + goto error; + err = snd_cs46xx_pcm_iec958(chip, 2); + if (err < 0) + goto error; +#endif + err = snd_cs46xx_mixer(chip, 2); + if (err < 0) + goto error; +#ifdef CONFIG_SND_CS46XX_NEW_DSP + if (chip->nr_ac97_codecs ==2) { + err = snd_cs46xx_pcm_center_lfe(chip, 3); + if (err < 0) + goto error; + } +#endif + err = snd_cs46xx_midi(chip, 0); + if (err < 0) + goto error; + err = snd_cs46xx_start_dsp(chip); + if (err < 0) + goto error; + + snd_cs46xx_gameport(chip); + + strcpy(card->driver, "CS46xx"); + strcpy(card->shortname, "Sound Fusion CS46xx"); + sprintf(card->longname, "%s at 0x%lx/0x%lx, irq %i", + card->shortname, + chip->ba0_addr, + chip->ba1_addr, + chip->irq); + + err = snd_card_register(card); + if (err < 0) + goto error; + + pci_set_drvdata(pci, card); + dev++; + return 0; + + error: + snd_card_free(card); + return err; +} + +static struct pci_driver cs46xx_driver = { + .name = KBUILD_MODNAME, + .id_table = snd_cs46xx_ids, + .probe = snd_card_cs46xx_probe, +#ifdef CONFIG_PM_SLEEP + .driver = { + .pm = &snd_cs46xx_pm, + }, +#endif +}; + +module_pci_driver(cs46xx_driver); |