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-rw-r--r--sound/pci/cs46xx/cs46xx.c183
1 files changed, 183 insertions, 0 deletions
diff --git a/sound/pci/cs46xx/cs46xx.c b/sound/pci/cs46xx/cs46xx.c
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index 000000000000..25d6466a867c
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+++ b/sound/pci/cs46xx/cs46xx.c
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1/*
2 * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
3 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
4 *
5 *
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.
10 *
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.
15 *
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
19 *
20 */
21
22/*
23 NOTES:
24 - sometimes the sound is metallic and sibilant, unloading and
25 reloading the module may solve this.
26*/
27
28#include <sound/driver.h>
29#include <linux/pci.h>
30#include <linux/time.h>
31#include <linux/init.h>
32#include <linux/moduleparam.h>
33#include <sound/core.h>
34#include <sound/cs46xx.h>
35#include <sound/initval.h>
36
37MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
38MODULE_DESCRIPTION("Cirrus Logic Sound Fusion CS46XX");
39MODULE_LICENSE("GPL");
40MODULE_SUPPORTED_DEVICE("{{Cirrus Logic,Sound Fusion (CS4280)},"
41 "{Cirrus Logic,Sound Fusion (CS4610)},"
42 "{Cirrus Logic,Sound Fusion (CS4612)},"
43 "{Cirrus Logic,Sound Fusion (CS4615)},"
44 "{Cirrus Logic,Sound Fusion (CS4622)},"
45 "{Cirrus Logic,Sound Fusion (CS4624)},"
46 "{Cirrus Logic,Sound Fusion (CS4630)}}");
47
48static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
49static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
50static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
51static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
52static int thinkpad[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
53static int mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
54
55module_param_array(index, int, NULL, 0444);
56MODULE_PARM_DESC(index, "Index value for the CS46xx soundcard.");
57module_param_array(id, charp, NULL, 0444);
58MODULE_PARM_DESC(id, "ID string for the CS46xx soundcard.");
59module_param_array(enable, bool, NULL, 0444);
60MODULE_PARM_DESC(enable, "Enable CS46xx soundcard.");
61module_param_array(external_amp, bool, NULL, 0444);
62MODULE_PARM_DESC(external_amp, "Force to enable external amplifer.");
63module_param_array(thinkpad, bool, NULL, 0444);
64MODULE_PARM_DESC(thinkpad, "Force to enable Thinkpad's CLKRUN control.");
65module_param_array(mmap_valid, bool, NULL, 0444);
66MODULE_PARM_DESC(mmap_valid, "Support OSS mmap.");
67
68static struct pci_device_id snd_cs46xx_ids[] = {
69 { 0x1013, 0x6001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, }, /* CS4280 */
70 { 0x1013, 0x6003, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, }, /* CS4612 */
71 { 0x1013, 0x6004, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, }, /* CS4615 */
72 { 0, }
73};
74
75MODULE_DEVICE_TABLE(pci, snd_cs46xx_ids);
76
77static int __devinit snd_card_cs46xx_probe(struct pci_dev *pci,
78 const struct pci_device_id *pci_id)
79{
80 static int dev;
81 snd_card_t *card;
82 cs46xx_t *chip;
83 int err;
84
85 if (dev >= SNDRV_CARDS)
86 return -ENODEV;
87 if (!enable[dev]) {
88 dev++;
89 return -ENOENT;
90 }
91
92 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
93 if (card == NULL)
94 return -ENOMEM;
95 if ((err = snd_cs46xx_create(card, pci,
96 external_amp[dev], thinkpad[dev],
97 &chip)) < 0) {
98 snd_card_free(card);
99 return err;
100 }
101 chip->accept_valid = mmap_valid[dev];
102 if ((err = snd_cs46xx_pcm(chip, 0, NULL)) < 0) {
103 snd_card_free(card);
104 return err;
105 }
106#ifdef CONFIG_SND_CS46XX_NEW_DSP
107 if ((err = snd_cs46xx_pcm_rear(chip,1, NULL)) < 0) {
108 snd_card_free(card);
109 return err;
110 }
111 if ((err = snd_cs46xx_pcm_iec958(chip,2,NULL)) < 0) {
112 snd_card_free(card);
113 return err;
114 }
115#endif
116 if ((err = snd_cs46xx_mixer(chip)) < 0) {
117 snd_card_free(card);
118 return err;
119 }
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) {
123 snd_card_free(card);
124 return err;
125 }
126 }
127#endif
128 if ((err = snd_cs46xx_midi(chip, 0, NULL)) < 0) {
129 snd_card_free(card);
130 return err;
131 }
132 if ((err = snd_cs46xx_start_dsp(chip)) < 0) {
133 snd_card_free(card);
134 return err;
135 }
136
137
138 snd_cs46xx_gameport(chip);
139
140 strcpy(card->driver, "CS46xx");
141 strcpy(card->shortname, "Sound Fusion CS46xx");
142 sprintf(card->longname, "%s at 0x%lx/0x%lx, irq %i",
143 card->shortname,
144 chip->ba0_addr,
145 chip->ba1_addr,
146 chip->irq);
147
148 if ((err = snd_card_register(card)) < 0) {
149 snd_card_free(card);
150 return err;
151 }
152
153 pci_set_drvdata(pci, card);
154 dev++;
155 return 0;
156}
157
158static void __devexit snd_card_cs46xx_remove(struct pci_dev *pci)
159{
160 snd_card_free(pci_get_drvdata(pci));
161 pci_set_drvdata(pci, NULL);
162}
163
164static struct pci_driver driver = {
165 .name = "Sound Fusion CS46xx",
166 .id_table = snd_cs46xx_ids,
167 .probe = snd_card_cs46xx_probe,
168 .remove = __devexit_p(snd_card_cs46xx_remove),
169 SND_PCI_PM_CALLBACKS
170};
171
172static int __init alsa_card_cs46xx_init(void)
173{
174 return pci_module_init(&driver);
175}
176
177static void __exit alsa_card_cs46xx_exit(void)
178{
179 pci_unregister_driver(&driver);
180}
181
182module_init(alsa_card_cs46xx_init)
183module_exit(alsa_card_cs46xx_exit)