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
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
/*
* C-Media CMI8788 driver for Asus Xonar cards
*
* Copyright (c) Clemens Ladisch <clemens@ladisch.de>
*
*
* This driver is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.
*
* This driver is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this driver; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* SPI 0 -> 1st PCM1796 (front)
* SPI 1 -> 2nd PCM1796 (side)
* SPI 2 -> 3rd PCM1796 (center/LFE)
* SPI 4 -> 4th PCM1796 (rear)
*
* GPIO 2 -> M0 of CS5381
* GPIO 3 -> M1 of CS5381
* GPIO 5 <- ? (D2X only)
* GPIO 7 -> ALT
* GPIO 8 -> ? (amps enable?)
*/
#include <linux/pci.h>
#include <linux/delay.h>
#include <sound/control.h>
#include <sound/core.h>
#include <sound/initval.h>
#include <sound/pcm.h>
#include <sound/tlv.h>
#include "oxygen.h"
MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
MODULE_DESCRIPTION("Asus AV200 driver");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Asus,AV200}}");
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, "card index");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "enable card");
static struct pci_device_id xonar_ids[] __devinitdata = {
{ OXYGEN_PCI_SUBID(0x1043, 0x8269) }, /* Asus Xonar D2 */
{ OXYGEN_PCI_SUBID(0x1043, 0x82b7) }, /* Asus Xonar D2X */
{ }
};
MODULE_DEVICE_TABLE(pci, xonar_ids);
/* register 0x12 */
#define PCM1796_MUTE 0x01
#define PCM1796_FMT_24_MSB 0x30
#define PCM1796_ATLD 0x80
/* register 0x14 */
#define PCM1796_OS_64 0x00
#define PCM1796_OS_32 0x01
#define PCM1796_OS_128 0x02
static void pcm1796_write(struct oxygen *chip, unsigned int codec,
u8 reg, u8 value)
{
/* maps ALSA channel pair number to SPI output */
static const u8 codec_map[4] = {
0, 4, 2, 1
};
oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER_WRITE |
OXYGEN_SPI_DATA_LENGTH_2 |
(codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_MAGIC,
(reg << 8) | value);
}
static void xonar_init(struct oxygen *chip)
{
unsigned int i;
for (i = 0; i < 4; ++i) {
pcm1796_write(chip, i, 0x12, PCM1796_FMT_24_MSB | PCM1796_ATLD);
pcm1796_write(chip, i, 0x13, 0);
pcm1796_write(chip, i, 0x14, PCM1796_OS_64);
pcm1796_write(chip, i, 0x15, 0);
pcm1796_write(chip, i, 0x10, 0xff);
pcm1796_write(chip, i, 0x11, 0xff);
}
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 0x8c);
oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 0x00, 0x8c);
#if 0
oxygen_clear_bits16(chip, OXYGEN_I2S_MULTICH_FORMAT,
OXYGEN_I2S_MAGIC1_MASK);
#endif
oxygen_ac97_set_bits(chip, 0, 0x62, 0x0080);
msleep(300);
oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 0x100);
oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, 0x100);
snd_component_add(chip->card, "PCM1796");
snd_component_add(chip->card, "CS5381");
}
static void xonar_cleanup(struct oxygen *chip)
{
oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, 0x100);
}
static void set_pcm1796_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
#if 0
unsigned int i;
u8 value;
value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
for (i = 0; i < 4; ++i)
pcm1796_write(chip, i, 0x14, value);
#endif
}
static void update_pcm1796_volume(struct oxygen *chip)
{
unsigned int i;
for (i = 0; i < 4; ++i) {
pcm1796_write(chip, i, 0x10, chip->dac_volume[i * 2]);
pcm1796_write(chip, i, 0x11, chip->dac_volume[i * 2 + 1]);
}
}
static void update_pcm1796_mute(struct oxygen *chip)
{
unsigned int i;
u8 value;
value = PCM1796_FMT_24_MSB | PCM1796_ATLD;
if (chip->dac_mute)
value |= PCM1796_MUTE;
for (i = 0; i < 4; ++i)
pcm1796_write(chip, i, 0x12, value);
}
static void set_cs5381_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
unsigned int value;
if (params_rate(params) <= 54000)
value = 0;
else if (params_rate(params) <= 108000)
value = 4;
else
value = 8;
oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, value, 0x000c);
}
static int alt_switch_get(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
value->value.integer.value[0] =
!!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & 0x80);
return 0;
}
static int alt_switch_put(struct snd_kcontrol *ctl,
struct snd_ctl_elem_value *value)
{
struct oxygen *chip = ctl->private_data;
u16 old_bits, new_bits;
int changed;
spin_lock_irq(&chip->reg_lock);
old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA);
if (value->value.integer.value[0])
new_bits = old_bits | 0x80;
else
new_bits = old_bits & ~0x80;
changed = new_bits != old_bits;
if (changed)
oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits);
spin_unlock_irq(&chip->reg_lock);
return changed;
}
static const struct snd_kcontrol_new alt_switch = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = "Analog Loopback Switch",
.info = snd_ctl_boolean_mono_info,
.get = alt_switch_get,
.put = alt_switch_put,
};
static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0);
static int xonar_mixer_init(struct oxygen *chip)
{
return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
}
static const struct oxygen_model model_xonar = {
.shortname = "Asus AV200",
.longname = "Asus Virtuoso 200",
.chip = "AV200",
.init = xonar_init,
.mixer_init = xonar_mixer_init,
.cleanup = xonar_cleanup,
.set_dac_params = set_pcm1796_params,
.set_adc_params = set_cs5381_params,
.update_dac_volume = update_pcm1796_volume,
.update_dac_mute = update_pcm1796_mute,
.dac_tlv = pcm1796_db_scale,
.record_from_dma_b = 1,
.cd_in_from_video_in = 1,
.dac_minimum_volume = 15,
};
static int __devinit xonar_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
static int dev;
int err;
if (dev >= SNDRV_CARDS)
return -ENODEV;
if (!enable[dev]) {
++dev;
return -ENOENT;
}
err = oxygen_pci_probe(pci, index[dev], id[dev], &model_xonar);
if (err >= 0)
++dev;
return err;
}
static struct pci_driver xonar_driver = {
.name = "AV200",
.id_table = xonar_ids,
.probe = xonar_probe,
.remove = __devexit_p(oxygen_pci_remove),
};
static int __init alsa_card_xonar_init(void)
{
return pci_register_driver(&xonar_driver);
}
static void __exit alsa_card_xonar_exit(void)
{
pci_unregister_driver(&xonar_driver);
}
module_init(alsa_card_xonar_init)
module_exit(alsa_card_xonar_exit)
|
