[mirror_ubuntu-jammy-kernel.git] / sound / pci / ctxfi / xfi.c

/*
 * xfi linux driver.
 *
 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
 *
 * This source file is released under GPL v2 license (no other versions).
 * See the COPYING file included in the main directory of this source
 * distribution for the license terms and conditions.
 */

#include <linux/init.h>
#include <linux/pci.h>
#include <linux/moduleparam.h>
#include <linux/pci_ids.h>
#include <sound/core.h>
#include <sound/initval.h>
#include "ctatc.h"

MODULE_AUTHOR("Creative Technology Ltd");
MODULE_DESCRIPTION("X-Fi driver version 1.03");
MODULE_LICENSE("GPL v2");
MODULE_SUPPORTED_DEVICE("{{Creative Labs, Sound Blaster X-Fi}");

static unsigned int reference_rate = 48000;
static unsigned int multiple = 2;
MODULE_PARM_DESC(reference_rate, "Reference rate (default=48000)");
module_param(reference_rate, uint, S_IRUGO);
MODULE_PARM_DESC(multiple, "Rate multiplier (default=2)");
module_param(multiple, uint, S_IRUGO);

static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;

module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for Creative X-Fi driver");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for Creative X-Fi driver");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable Creative X-Fi driver");

static struct pci_device_id ct_pci_dev_ids[] = {
	/* only X-Fi is supported, so... */
	{ PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K1) },
	{ PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K2) },
	{ 0, }
};
MODULE_DEVICE_TABLE(pci, ct_pci_dev_ids);

static int __devinit
ct_card_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
{
	static int dev;
	struct snd_card *card;
	struct ct_atc *atc;
	int err;

	if (dev >= SNDRV_CARDS)
		return -ENODEV;

	if (!enable[dev]) {
		dev++;
		return -ENOENT;
	}
	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
	if (err)
		return err;
	if ((reference_rate != 48000) && (reference_rate != 44100)) {
		printk(KERN_ERR "ctxfi: Invalid reference_rate value %u!!!\n",
		       reference_rate);
		printk(KERN_ERR "ctxfi: The valid values for reference_rate "
		       "are 48000 and 44100, Value 48000 is assumed.\n");
		reference_rate = 48000;
	}
	if ((multiple != 1) && (multiple != 2)) {
		printk(KERN_ERR "ctxfi: Invalid multiple value %u!!!\n",
		       multiple);
		printk(KERN_ERR "ctxfi: The valid values for multiple are "
		       "1 and 2, Value 2 is assumed.\n");
		multiple = 2;
	}
	err = ct_atc_create(card, pci, reference_rate, multiple, &atc);
	if (err < 0)
		goto error;

	card->private_data = atc;

	/* Create alsa devices supported by this card */
	err = ct_atc_create_alsa_devs(atc);
	if (err < 0)
		goto error;

	strcpy(card->driver, "SB-XFi");
	strcpy(card->shortname, "Creative X-Fi");
	strcpy(card->longname, "Creative ALSA Driver X-Fi");

	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 void __devexit ct_card_remove(struct pci_dev *pci)
{
	snd_card_free(pci_get_drvdata(pci));
	pci_set_drvdata(pci, NULL);
}

static struct pci_driver ct_driver = {
	.name = "SB-XFi",
	.id_table = ct_pci_dev_ids,
	.probe = ct_card_probe,
	.remove = __devexit_p(ct_card_remove),
};

static int __init ct_card_init(void)
{
	return pci_register_driver(&ct_driver);
}

static void __exit ct_card_exit(void)
{
	pci_unregister_driver(&ct_driver);
}

module_init(ct_card_init)
module_exit(ct_card_exit)
Commit	Line	Data
8cc72361 WYC	1	/*
	2	* xfi linux driver.
	3	*
	4	* Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
	5	*
	6	* This source file is released under GPL v2 license (no other versions).
	7	* See the COPYING file included in the main directory of this source
	8	* distribution for the license terms and conditions.
	9	*/
	10
	11	#include <linux/init.h>
	12	#include <linux/pci.h>
	13	#include <linux/moduleparam.h>
9fc20f03	14	#include <linux/pci_ids.h>
8cc72361 WYC	15	#include <sound/core.h>
	16	#include <sound/initval.h>
	17	#include "ctatc.h"
8cc72361 WYC	18
	19	MODULE_AUTHOR("Creative Technology Ltd");
	20	MODULE_DESCRIPTION("X-Fi driver version 1.03");
67fbf880	21	MODULE_LICENSE("GPL v2");
8cc72361 WYC	22	MODULE_SUPPORTED_DEVICE("{{Creative Labs, Sound Blaster X-Fi}");
	23
	24	static unsigned int reference_rate = 48000;
	25	static unsigned int multiple = 2;
aae80dc2	26	MODULE_PARM_DESC(reference_rate, "Reference rate (default=48000)");
8cc72361	27	module_param(reference_rate, uint, S_IRUGO);
aae80dc2	28	MODULE_PARM_DESC(multiple, "Rate multiplier (default=2)");
8cc72361 WYC	29	module_param(multiple, uint, S_IRUGO);
	30
	31	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
	32	static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
	33	static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
	34
aae80dc2 TI	35	module_param_array(index, int, NULL, 0444);
	36	MODULE_PARM_DESC(index, "Index value for Creative X-Fi driver");
	37	module_param_array(id, charp, NULL, 0444);
	38	MODULE_PARM_DESC(id, "ID string for Creative X-Fi driver");
	39	module_param_array(enable, bool, NULL, 0444);
	40	MODULE_PARM_DESC(enable, "Enable Creative X-Fi driver");
	41
8cc72361 WYC	42	static struct pci_device_id ct_pci_dev_ids[] = {
8cc72361 WYC	43	/* only X-Fi is supported, so... */
9fc20f03 TI	44	{ PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K1) },
9fc20f03 TI	45	{ PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_20K2) },
8cc72361 WYC	46	{ 0, }
	47	};
	48	MODULE_DEVICE_TABLE(pci, ct_pci_dev_ids);
	49
	50	static int __devinit
	51	ct_card_probe(struct pci_dev pci, const struct pci_device_id pci_id)
	52	{
	53	static int dev;
	54	struct snd_card *card;
	55	struct ct_atc *atc;
	56	int err;
	57
	58	if (dev >= SNDRV_CARDS)
	59	return -ENODEV;
	60
	61	if (!enable[dev]) {
	62	dev++;
	63	return -ENOENT;
	64	}
	65	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
	66	if (err)
	67	return err;
	68	if ((reference_rate != 48000) && (reference_rate != 44100)) {
b3e0afe6 TI	69	printk(KERN_ERR "ctxfi: Invalid reference_rate value %u!!!\n",
	70	reference_rate);
	71	printk(KERN_ERR "ctxfi: The valid values for reference_rate "
	72	"are 48000 and 44100, Value 48000 is assumed.\n");
8cc72361 WYC	73	reference_rate = 48000;
	74	}
	75	if ((multiple != 1) && (multiple != 2)) {
b3e0afe6 TI	76	printk(KERN_ERR "ctxfi: Invalid multiple value %u!!!\n",
	77	multiple);
	78	printk(KERN_ERR "ctxfi: The valid values for multiple are "
	79	"1 and 2, Value 2 is assumed.\n");
8cc72361 WYC	80	multiple = 2;
	81	}
	82	err = ct_atc_create(card, pci, reference_rate, multiple, &atc);
	83	if (err < 0)
	84	goto error;
	85
	86	card->private_data = atc;
	87
	88	/* Create alsa devices supported by this card */
2a36f67f	89	err = ct_atc_create_alsa_devs(atc);
8cc72361 WYC	90	if (err < 0)
	91	goto error;
	92
	93	strcpy(card->driver, "SB-XFi");
	94	strcpy(card->shortname, "Creative X-Fi");
	95	strcpy(card->longname, "Creative ALSA Driver X-Fi");
	96
	97	err = snd_card_register(card);
	98	if (err < 0)
	99	goto error;
	100
	101	pci_set_drvdata(pci, card);
	102	dev++;
	103
	104	return 0;
	105
	106	error:
	107	snd_card_free(card);
	108	return err;
	109	}
	110
	111	static void __devexit ct_card_remove(struct pci_dev *pci)
	112	{
	113	snd_card_free(pci_get_drvdata(pci));
	114	pci_set_drvdata(pci, NULL);
	115	}
	116
	117	static struct pci_driver ct_driver = {
	118	.name = "SB-XFi",
	119	.id_table = ct_pci_dev_ids,
	120	.probe = ct_card_probe,
	121	.remove = __devexit_p(ct_card_remove),
	122	};
	123
	124	static int __init ct_card_init(void)
	125	{
	126	return pci_register_driver(&ct_driver);
	127	}
	128
	129	static void __exit ct_card_exit(void)
	130	{
	131	pci_unregister_driver(&ct_driver);
	132	}
	133
	134	module_init(ct_card_init)
	135	module_exit(ct_card_exit)