2 * C-Media CMI8788 driver for Asus Xonar cards
4 * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
7 * This driver is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License, version 2.
10 * This driver is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this driver; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 * SPI 0 -> 1st PCM1796 (front)
22 * SPI 1 -> 2nd PCM1796 (surround)
23 * SPI 2 -> 3rd PCM1796 (center/LFE)
24 * SPI 4 -> 4th PCM1796 (back)
26 * GPIO 2 -> M0 of CS5381
27 * GPIO 3 -> M1 of CS5381
28 * GPIO 5 <- ? (D2X only)
30 * GPIO 8 -> ? (amps enable?)
33 #include <linux/pci.h>
34 #include <linux/delay.h>
35 #include <sound/control.h>
36 #include <sound/core.h>
37 #include <sound/initval.h>
38 #include <sound/pcm.h>
39 #include <sound/tlv.h>
42 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
43 MODULE_DESCRIPTION("Asus AV200 driver");
44 MODULE_LICENSE("GPL");
45 MODULE_SUPPORTED_DEVICE("{{Asus,AV200}}");
47 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
48 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
49 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
51 module_param_array(index, int, NULL, 0444);
52 MODULE_PARM_DESC(index, "card index");
53 module_param_array(id, charp, NULL, 0444);
54 MODULE_PARM_DESC(id, "ID string");
55 module_param_array(enable, bool, NULL, 0444);
56 MODULE_PARM_DESC(enable, "enable card");
58 static struct pci_device_id xonar_ids[] __devinitdata = {
59 { OXYGEN_PCI_SUBID(0x1043, 0x8269) }, /* Asus Xonar D2 */
60 { OXYGEN_PCI_SUBID(0x1043, 0x82b7) }, /* Asus Xonar D2X */
63 MODULE_DEVICE_TABLE(pci, xonar_ids);
66 #define PCM1796_MUTE 0x01
67 #define PCM1796_FMT_24_MSB 0x30
68 #define PCM1796_ATLD 0x80
70 #define PCM1796_OS_64 0x00
71 #define PCM1796_OS_32 0x01
72 #define PCM1796_OS_128 0x02
74 static void pcm1796_write(struct oxygen *chip, unsigned int codec,
77 /* maps ALSA channel pair number to SPI output */
78 static const u8 codec_map[4] = {
81 oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER_WRITE |
82 OXYGEN_SPI_DATA_LENGTH_2 |
83 (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
88 static void xonar_init(struct oxygen *chip)
92 for (i = 0; i < 4; ++i) {
93 pcm1796_write(chip, i, 0x12, PCM1796_FMT_24_MSB | PCM1796_ATLD);
94 pcm1796_write(chip, i, 0x13, 0);
95 pcm1796_write(chip, i, 0x14, PCM1796_OS_64);
96 pcm1796_write(chip, i, 0x15, 0);
97 pcm1796_write(chip, i, 0x10, 0xff);
98 pcm1796_write(chip, i, 0x11, 0xff);
101 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 0x8c);
102 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, 0x00, 0x8c);
104 oxygen_clear_bits16(chip, OXYGEN_I2S_MULTICH_FORMAT,
105 OXYGEN_I2S_MAGIC1_MASK);
107 oxygen_ac97_set_bits(chip, 0, 0x62, 0x0080);
109 oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, 0x100);
110 oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, 0x100);
112 snd_component_add(chip->card, "PCM1796");
113 snd_component_add(chip->card, "CS5381");
116 static void xonar_cleanup(struct oxygen *chip)
118 oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, 0x100);
121 static void set_pcm1796_params(struct oxygen *chip,
122 struct snd_pcm_hw_params *params)
128 value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
129 for (i = 0; i < 4; ++i)
130 pcm1796_write(chip, i, 0x14, value);
134 static void update_pcm1796_volume(struct oxygen *chip)
138 for (i = 0; i < 4; ++i) {
139 pcm1796_write(chip, i, 0x10, chip->dac_volume[i * 2]);
140 pcm1796_write(chip, i, 0x11, chip->dac_volume[i * 2 + 1]);
144 static void update_pcm1796_mute(struct oxygen *chip)
149 value = PCM1796_FMT_24_MSB | PCM1796_ATLD;
151 value |= PCM1796_MUTE;
152 for (i = 0; i < 4; ++i)
153 pcm1796_write(chip, i, 0x12, value);
156 static void set_cs5381_params(struct oxygen *chip,
157 struct snd_pcm_hw_params *params)
161 if (params_rate(params) <= 54000)
163 else if (params_rate(params) <= 108000)
167 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA, value, 0x000c);
170 static int alt_switch_get(struct snd_kcontrol *ctl,
171 struct snd_ctl_elem_value *value)
173 struct oxygen *chip = ctl->private_data;
175 value->value.integer.value[0] =
176 !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & 0x80);
180 static int alt_switch_put(struct snd_kcontrol *ctl,
181 struct snd_ctl_elem_value *value)
183 struct oxygen *chip = ctl->private_data;
184 u16 old_bits, new_bits;
187 spin_lock_irq(&chip->reg_lock);
188 old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA);
189 if (value->value.integer.value[0])
190 new_bits = old_bits | 0x80;
192 new_bits = old_bits & ~0x80;
193 changed = new_bits != old_bits;
195 oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits);
196 spin_unlock_irq(&chip->reg_lock);
200 static const struct snd_kcontrol_new alt_switch = {
201 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
202 .name = "Analog Loopback Switch",
203 .info = snd_ctl_boolean_mono_info,
204 .get = alt_switch_get,
205 .put = alt_switch_put,
208 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0);
210 static int xonar_mixer_init(struct oxygen *chip)
212 return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
215 static const struct oxygen_model model_xonar = {
216 .shortname = "Asus AV200",
217 .longname = "Asus Virtuoso 200",
220 .mixer_init = xonar_mixer_init,
221 .cleanup = xonar_cleanup,
222 .set_dac_params = set_pcm1796_params,
223 .set_adc_params = set_cs5381_params,
224 .update_dac_volume = update_pcm1796_volume,
225 .update_dac_mute = update_pcm1796_mute,
226 .dac_tlv = pcm1796_db_scale,
227 .record_from_dma_b = 1,
228 .cd_in_from_video_in = 1,
229 .dac_minimum_volume = 15,
232 static int __devinit xonar_probe(struct pci_dev *pci,
233 const struct pci_device_id *pci_id)
238 if (dev >= SNDRV_CARDS)
244 err = oxygen_pci_probe(pci, index[dev], id[dev], &model_xonar);
250 static struct pci_driver xonar_driver = {
252 .id_table = xonar_ids,
253 .probe = xonar_probe,
254 .remove = __devexit_p(oxygen_pci_remove),
257 static int __init alsa_card_xonar_init(void)
259 return pci_register_driver(&xonar_driver);
262 static void __exit alsa_card_xonar_exit(void)
264 pci_unregister_driver(&xonar_driver);
267 module_init(alsa_card_xonar_init)
268 module_exit(alsa_card_xonar_exit)