[linux-block.git] / sound / pci / cs46xx / cs46xx.c

// 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);
Commit	Line	Data
1a59d1b8	1	// SPDX-License-Identifier: GPL-2.0-or-later
1da177e4 LT	2	/*
1da177e4 LT	3	* The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
c1017a4c	4	* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
1da177e4 LT	5	*/
	6
	7	/*
	8	NOTES:
	9	- sometimes the sound is metallic and sibilant, unloading and
	10	reloading the module may solve this.
	11	*/
	12
1da177e4 LT	13	#include <linux/pci.h>
	14	#include <linux/time.h>
	15	#include <linux/init.h>
65a77217	16	#include <linux/module.h>
1da177e4	17	#include <sound/core.h>
81fcb170	18	#include "cs46xx.h"
1da177e4 LT	19	#include <sound/initval.h>
1da177e4 LT	20
c1017a4c	21	MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
1da177e4 LT	22	MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX");
1da177e4 LT	23	MODULE_LICENSE("GPL");
1da177e4 LT	24
	25	static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
	26	static char id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; / ID for this card */
a67ff6a5 RR	27	static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
	28	static bool external_amp[SNDRV_CARDS];
	29	static bool thinkpad[SNDRV_CARDS];
	30	static bool mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
1da177e4 LT	31
	32	module_param_array(index, int, NULL, 0444);
	33	MODULE_PARM_DESC(index, "Index value for the CS46xx soundcard.");
	34	module_param_array(id, charp, NULL, 0444);
	35	MODULE_PARM_DESC(id, "ID string for the CS46xx soundcard.");
	36	module_param_array(enable, bool, NULL, 0444);
	37	MODULE_PARM_DESC(enable, "Enable CS46xx soundcard.");
	38	module_param_array(external_amp, bool, NULL, 0444);
dfd9944f	39	MODULE_PARM_DESC(external_amp, "Force to enable external amplifier.");
1da177e4 LT	40	module_param_array(thinkpad, bool, NULL, 0444);
	41	MODULE_PARM_DESC(thinkpad, "Force to enable Thinkpad's CLKRUN control.");
	42	module_param_array(mmap_valid, bool, NULL, 0444);
	43	MODULE_PARM_DESC(mmap_valid, "Support OSS mmap.");
	44
9baa3c34	45	static const struct pci_device_id snd_cs46xx_ids[] = {
28d27aae JP	46	{ PCI_VDEVICE(CIRRUS, 0x6001), 0, }, /* CS4280 */
	47	{ PCI_VDEVICE(CIRRUS, 0x6003), 0, }, /* CS4612 */
	48	{ PCI_VDEVICE(CIRRUS, 0x6004), 0, }, /* CS4615 */
1da177e4 LT	49	{ 0, }
	50	};
	51
	52	MODULE_DEVICE_TABLE(pci, snd_cs46xx_ids);
	53
e23e7a14 BP	54	static int snd_card_cs46xx_probe(struct pci_dev *pci,
e23e7a14 BP	55	const struct pci_device_id *pci_id)
1da177e4 LT	56	{
1da177e4 LT	57	static int dev;
3d19f804 TI	58	struct snd_card *card;
3d19f804 TI	59	struct snd_cs46xx *chip;
1da177e4 LT	60	int err;
	61
	62	if (dev >= SNDRV_CARDS)
	63	return -ENODEV;
	64	if (!enable[dev]) {
	65	dev++;
	66	return -ENOENT;
	67	}
	68
5bff69b3 TI	69	err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
5bff69b3 TI	70	sizeof(*chip), &card);
e58de7ba TI	71	if (err < 0)
e58de7ba TI	72	return err;
5bff69b3	73	chip = card->private_data;
cbc2d997	74	err = snd_cs46xx_create(card, pci,
5bff69b3 TI	75	external_amp[dev], thinkpad[dev]);
5bff69b3 TI	76	if (err < 0)
c5e58c45	77	goto error;
cb28e45b	78	card->private_data = chip;
1da177e4	79	chip->accept_valid = mmap_valid[dev];
cbc2d997	80	err = snd_cs46xx_pcm(chip, 0);
5bff69b3	81	if (err < 0)
c5e58c45	82	goto error;
1da177e4	83	#ifdef CONFIG_SND_CS46XX_NEW_DSP
cbc2d997	84	err = snd_cs46xx_pcm_rear(chip, 1);
5bff69b3	85	if (err < 0)
c5e58c45	86	goto error;
cbc2d997	87	err = snd_cs46xx_pcm_iec958(chip, 2);
5bff69b3	88	if (err < 0)
c5e58c45	89	goto error;
1da177e4	90	#endif
cbc2d997	91	err = snd_cs46xx_mixer(chip, 2);
5bff69b3	92	if (err < 0)
c5e58c45	93	goto error;
1da177e4 LT	94	#ifdef CONFIG_SND_CS46XX_NEW_DSP
1da177e4 LT	95	if (chip->nr_ac97_codecs ==2) {
cbc2d997	96	err = snd_cs46xx_pcm_center_lfe(chip, 3);
5bff69b3	97	if (err < 0)
c5e58c45	98	goto error;
1da177e4 LT	99	}
1da177e4 LT	100	#endif
cbc2d997	101	err = snd_cs46xx_midi(chip, 0);
5bff69b3	102	if (err < 0)
c5e58c45	103	goto error;
cbc2d997	104	err = snd_cs46xx_start_dsp(chip);
5bff69b3	105	if (err < 0)
c5e58c45	106	goto error;
1da177e4 LT	107
	108	snd_cs46xx_gameport(chip);
	109
	110	strcpy(card->driver, "CS46xx");
	111	strcpy(card->shortname, "Sound Fusion CS46xx");
	112	sprintf(card->longname, "%s at 0x%lx/0x%lx, irq %i",
	113	card->shortname,
	114	chip->ba0_addr,
	115	chip->ba1_addr,
	116	chip->irq);
	117
cbc2d997	118	err = snd_card_register(card);
5bff69b3	119	if (err < 0)
c5e58c45	120	goto error;
1da177e4 LT	121
	122	pci_set_drvdata(pci, card);
	123	dev++;
	124	return 0;
c5e58c45 TI	125
	126	error:
	127	snd_card_free(card);
	128	return err;
1da177e4 LT	129	}
1da177e4 LT	130
e9f66d9b	131	static struct pci_driver cs46xx_driver = {
3733e424	132	.name = KBUILD_MODNAME,
1da177e4 LT	133	.id_table = snd_cs46xx_ids,
1da177e4 LT	134	.probe = snd_card_cs46xx_probe,
c7561cd8	135	#ifdef CONFIG_PM_SLEEP
68cb2b55 TI	136	.driver = {
	137	.pm = &snd_cs46xx_pm,
	138	},
cb28e45b	139	#endif
1da177e4 LT	140	};
1da177e4 LT	141
e9f66d9b	142	module_pci_driver(cs46xx_driver);