1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
// 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_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
0, &card);
if (err < 0)
return err;
if ((err = snd_cs46xx_create(card, pci,
external_amp[dev], thinkpad[dev],
&chip)) < 0) {
snd_card_free(card);
return err;
}
card->private_data = chip;
chip->accept_valid = mmap_valid[dev];
if ((err = snd_cs46xx_pcm(chip, 0)) < 0) {
snd_card_free(card);
return err;
}
#ifdef CONFIG_SND_CS46XX_NEW_DSP
if ((err = snd_cs46xx_pcm_rear(chip, 1)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_cs46xx_pcm_iec958(chip, 2)) < 0) {
snd_card_free(card);
return err;
}
#endif
if ((err = snd_cs46xx_mixer(chip, 2)) < 0) {
snd_card_free(card);
return err;
}
#ifdef CONFIG_SND_CS46XX_NEW_DSP
if (chip->nr_ac97_codecs ==2) {
if ((err = snd_cs46xx_pcm_center_lfe(chip, 3)) < 0) {
snd_card_free(card);
return err;
}
}
#endif
if ((err = snd_cs46xx_midi(chip, 0)) < 0) {
snd_card_free(card);
return err;
}
if ((err = snd_cs46xx_start_dsp(chip)) < 0) {
snd_card_free(card);
return err;
}
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);
if ((err = snd_card_register(card)) < 0) {
snd_card_free(card);
return err;
}
pci_set_drvdata(pci, card);
dev++;
return 0;
}
static void snd_card_cs46xx_remove(struct pci_dev *pci)
{
snd_card_free(pci_get_drvdata(pci));
}
static struct pci_driver cs46xx_driver = {
.name = KBUILD_MODNAME,
.id_table = snd_cs46xx_ids,
.probe = snd_card_cs46xx_probe,
.remove = snd_card_cs46xx_remove,
#ifdef CONFIG_PM_SLEEP
.driver = {
.pm = &snd_cs46xx_pm,
},
#endif
};
module_pci_driver(cs46xx_driver);
|
