2 * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 - sometimes the sound is metallic and sibilant, unloading and
25 reloading the module may solve this.
28 #include <linux/pci.h>
29 #include <linux/time.h>
30 #include <linux/init.h>
31 #include <linux/module.h>
32 #include <sound/core.h>
33 #include <sound/cs46xx.h>
34 #include <sound/initval.h>
36 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
37 MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX");
38 MODULE_LICENSE("GPL");
39 MODULE_SUPPORTED_DEVICE("{{Cirrus Logic,Sound Fusion (CS4280)},"
40 "{Cirrus Logic,Sound Fusion (CS4610)},"
41 "{Cirrus Logic,Sound Fusion (CS4612)},"
42 "{Cirrus Logic,Sound Fusion (CS4615)},"
43 "{Cirrus Logic,Sound Fusion (CS4622)},"
44 "{Cirrus Logic,Sound Fusion (CS4624)},"
45 "{Cirrus Logic,Sound Fusion (CS4630)}}");
47 static int index
[SNDRV_CARDS
] = SNDRV_DEFAULT_IDX
; /* Index 0-MAX */
48 static char *id
[SNDRV_CARDS
] = SNDRV_DEFAULT_STR
; /* ID for this card */
49 static bool enable
[SNDRV_CARDS
] = SNDRV_DEFAULT_ENABLE_PNP
; /* Enable this card */
50 static bool external_amp
[SNDRV_CARDS
];
51 static bool thinkpad
[SNDRV_CARDS
];
52 static bool mmap_valid
[SNDRV_CARDS
] = {[0 ... (SNDRV_CARDS
- 1)] = 1};
54 module_param_array(index
, int, NULL
, 0444);
55 MODULE_PARM_DESC(index
, "Index value for the CS46xx soundcard.");
56 module_param_array(id
, charp
, NULL
, 0444);
57 MODULE_PARM_DESC(id
, "ID string for the CS46xx soundcard.");
58 module_param_array(enable
, bool, NULL
, 0444);
59 MODULE_PARM_DESC(enable
, "Enable CS46xx soundcard.");
60 module_param_array(external_amp
, bool, NULL
, 0444);
61 MODULE_PARM_DESC(external_amp
, "Force to enable external amplifer.");
62 module_param_array(thinkpad
, bool, NULL
, 0444);
63 MODULE_PARM_DESC(thinkpad
, "Force to enable Thinkpad's CLKRUN control.");
64 module_param_array(mmap_valid
, bool, NULL
, 0444);
65 MODULE_PARM_DESC(mmap_valid
, "Support OSS mmap.");
67 static DEFINE_PCI_DEVICE_TABLE(snd_cs46xx_ids
) = {
68 { PCI_VDEVICE(CIRRUS
, 0x6001), 0, }, /* CS4280 */
69 { PCI_VDEVICE(CIRRUS
, 0x6003), 0, }, /* CS4612 */
70 { PCI_VDEVICE(CIRRUS
, 0x6004), 0, }, /* CS4615 */
74 MODULE_DEVICE_TABLE(pci
, snd_cs46xx_ids
);
76 static int __devinit
snd_card_cs46xx_probe(struct pci_dev
*pci
,
77 const struct pci_device_id
*pci_id
)
80 struct snd_card
*card
;
81 struct snd_cs46xx
*chip
;
84 if (dev
>= SNDRV_CARDS
)
91 err
= snd_card_create(index
[dev
], id
[dev
], THIS_MODULE
, 0, &card
);
94 if ((err
= snd_cs46xx_create(card
, pci
,
95 external_amp
[dev
], thinkpad
[dev
],
100 card
->private_data
= chip
;
101 chip
->accept_valid
= mmap_valid
[dev
];
102 if ((err
= snd_cs46xx_pcm(chip
, 0, NULL
)) < 0) {
106 #ifdef CONFIG_SND_CS46XX_NEW_DSP
107 if ((err
= snd_cs46xx_pcm_rear(chip
,1, NULL
)) < 0) {
111 if ((err
= snd_cs46xx_pcm_iec958(chip
,2,NULL
)) < 0) {
116 if ((err
= snd_cs46xx_mixer(chip
, 2)) < 0) {
120 #ifdef CONFIG_SND_CS46XX_NEW_DSP
121 if (chip
->nr_ac97_codecs
==2) {
122 if ((err
= snd_cs46xx_pcm_center_lfe(chip
,3,NULL
)) < 0) {
128 if ((err
= snd_cs46xx_midi(chip
, 0, NULL
)) < 0) {
132 if ((err
= snd_cs46xx_start_dsp(chip
)) < 0) {
138 snd_cs46xx_gameport(chip
);
140 strcpy(card
->driver
, "CS46xx");
141 strcpy(card
->shortname
, "Sound Fusion CS46xx");
142 sprintf(card
->longname
, "%s at 0x%lx/0x%lx, irq %i",
148 if ((err
= snd_card_register(card
)) < 0) {
153 pci_set_drvdata(pci
, card
);
158 static void __devexit
snd_card_cs46xx_remove(struct pci_dev
*pci
)
160 snd_card_free(pci_get_drvdata(pci
));
161 pci_set_drvdata(pci
, NULL
);
164 static struct pci_driver driver
= {
165 .name
= KBUILD_MODNAME
,
166 .id_table
= snd_cs46xx_ids
,
167 .probe
= snd_card_cs46xx_probe
,
168 .remove
= __devexit_p(snd_card_cs46xx_remove
),
170 .suspend
= snd_cs46xx_suspend
,
171 .resume
= snd_cs46xx_resume
,
175 static int __init
alsa_card_cs46xx_init(void)
177 return pci_register_driver(&driver
);
180 static void __exit
alsa_card_cs46xx_exit(void)
182 pci_unregister_driver(&driver
);
185 module_init(alsa_card_cs46xx_init
)
186 module_exit(alsa_card_cs46xx_exit
)