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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/sound/pci/oxygen/virtuoso.c
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// SPDX-License-Identifier: GPL-2.0-only

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/*

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 * C-Media CMI8788 driver for Asus Xonar cards

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 *

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 * Copyright (c) Clemens Ladisch <[email protected]>

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 */

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#include <linux/pci.h>

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#include <linux/delay.h>

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#include <linux/module.h>

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#include <sound/core.h>

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#include <sound/initval.h>

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#include <sound/pcm.h>

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#include "xonar.h"

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MODULE_AUTHOR("Clemens Ladisch <[email protected]>");

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MODULE_DESCRIPTION("Asus Virtuoso driver");

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MODULE_LICENSE("GPL v2");

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static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;

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static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;

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static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;

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module_param_array(index, int, NULL, 0444);

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MODULE_PARM_DESC(index, "card index");

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module_param_array(id, charp, NULL, 0444);

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MODULE_PARM_DESC(id, "ID string");

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module_param_array(enable, bool, NULL, 0444);

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MODULE_PARM_DESC(enable, "enable card");

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static const struct pci_device_id xonar_ids[] = {

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	{ OXYGEN_PCI_SUBID(0x1043, 0x8269) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x8275) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x82b7) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x8314) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x8327) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x834f) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x835c) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x835d) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x835e) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x838e) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x8428) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x8522) },

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	{ OXYGEN_PCI_SUBID(0x1043, 0x85f4) },

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	{ OXYGEN_PCI_SUBID_BROKEN_EEPROM },

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	{ }

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};

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MODULE_DEVICE_TABLE(pci, xonar_ids);

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static int get_xonar_model(struct oxygen *chip,

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			   const struct pci_device_id *id)

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{

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	if (get_xonar_pcm179x_model(chip, id) >= 0)

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		return 0;

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	if (get_xonar_cs43xx_model(chip, id) >= 0)

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		return 0;

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	if (get_xonar_wm87x6_model(chip, id) >= 0)

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		return 0;

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	return -EINVAL;

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}

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static int xonar_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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	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 = oxygen_pci_probe(pci, index[dev], id[dev], THIS_MODULE,

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			       xonar_ids, get_xonar_model);

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	if (err >= 0)

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		++dev;

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	return err;

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}

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static struct pci_driver xonar_driver = {

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	.name = KBUILD_MODNAME,

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	.id_table = xonar_ids,

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	.probe = xonar_probe,

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	.driver = {

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		.pm = pm_sleep_ptr(&oxygen_pci_pm),

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	},

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	.shutdown = oxygen_pci_shutdown,

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};

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module_pci_driver(xonar_driver);

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