2 * ALSA driver for ICEnsemble ICE1712 (Envy24)
4 * Lowlevel functions for Hoontech STDSP24
6 * Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include <linux/delay.h>
26 #include <linux/interrupt.h>
27 #include <linux/init.h>
28 #include <linux/slab.h>
29 #include <linux/mutex.h>
31 #include <sound/core.h>
37 static void __devinit snd_ice1712_stdsp24_gpio_write(struct snd_ice1712 *ice, unsigned char byte)
39 byte |= ICE1712_STDSP24_CLOCK_BIT;
41 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
42 byte &= ~ICE1712_STDSP24_CLOCK_BIT;
44 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
45 byte |= ICE1712_STDSP24_CLOCK_BIT;
47 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
50 static void __devinit snd_ice1712_stdsp24_darear(struct snd_ice1712 *ice, int activate)
52 mutex_lock(&ice->gpio_mutex);
53 ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, activate);
54 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
55 mutex_unlock(&ice->gpio_mutex);
58 static void __devinit snd_ice1712_stdsp24_mute(struct snd_ice1712 *ice, int activate)
60 mutex_lock(&ice->gpio_mutex);
61 ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, activate);
62 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
63 mutex_unlock(&ice->gpio_mutex);
66 static void __devinit snd_ice1712_stdsp24_insel(struct snd_ice1712 *ice, int activate)
68 mutex_lock(&ice->gpio_mutex);
69 ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, activate);
70 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
71 mutex_unlock(&ice->gpio_mutex);
74 static void __devinit snd_ice1712_stdsp24_box_channel(struct snd_ice1712 *ice, int box, int chn, int activate)
76 mutex_lock(&ice->gpio_mutex);
79 ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
80 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
82 /* prepare for write */
84 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
85 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, activate);
86 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
87 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
89 ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
90 ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
91 ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
92 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
93 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
94 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
97 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
98 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
101 case 0: ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 0); break;
102 case 1: ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 0); break;
103 case 2: ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 0); break;
105 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
108 ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
109 ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
110 ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
111 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
112 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
113 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
116 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
117 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
119 mutex_unlock(&ice->gpio_mutex);
122 static void __devinit snd_ice1712_stdsp24_box_midi(struct snd_ice1712 *ice, int box, int master)
124 mutex_lock(&ice->gpio_mutex);
127 ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
128 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
130 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
131 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, master);
132 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
133 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
137 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 0);
138 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
142 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
143 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
145 mutex_unlock(&ice->gpio_mutex);
148 static void __devinit snd_ice1712_stdsp24_midi2(struct snd_ice1712 *ice, int activate)
150 mutex_lock(&ice->gpio_mutex);
151 ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, activate);
152 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
153 mutex_unlock(&ice->gpio_mutex);
156 static int __devinit snd_ice1712_hoontech_init(struct snd_ice1712 *ice)
160 ice->num_total_dacs = 8;
161 ice->num_total_adcs = 8;
163 ice->spec.hoontech.boxbits[0] =
164 ice->spec.hoontech.boxbits[1] =
165 ice->spec.hoontech.boxbits[2] =
166 ice->spec.hoontech.boxbits[3] = 0; /* should be already */
168 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 0);
169 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 0, 1);
170 ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, 0);
171 ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, 0);
173 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 1);
174 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 1, 1);
175 ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
176 ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
177 ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
179 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 2);
180 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 2, 1);
181 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
182 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
183 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
185 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 3);
186 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 3, 1);
187 ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, 0);
188 ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, 1);
189 ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, 0);
191 /* let's go - activate only functions in first box */
192 ice->spec.hoontech.config = 0;
193 /* ICE1712_STDSP24_MUTE |
194 ICE1712_STDSP24_INSEL |
195 ICE1712_STDSP24_DAREAR; */
196 ice->spec.hoontech.boxconfig[0] = ICE1712_STDSP24_BOX_CHN1 |
197 ICE1712_STDSP24_BOX_CHN2 |
198 ICE1712_STDSP24_BOX_CHN3 |
199 ICE1712_STDSP24_BOX_CHN4 |
200 ICE1712_STDSP24_BOX_MIDI1 |
201 ICE1712_STDSP24_BOX_MIDI2;
202 ice->spec.hoontech.boxconfig[1] =
203 ice->spec.hoontech.boxconfig[2] =
204 ice->spec.hoontech.boxconfig[3] = 0;
205 snd_ice1712_stdsp24_darear(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_DAREAR) ? 1 : 0);
206 snd_ice1712_stdsp24_mute(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_MUTE) ? 1 : 0);
207 snd_ice1712_stdsp24_insel(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_INSEL) ? 1 : 0);
208 for (box = 0; box < 1; box++) {
209 if (ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI2)
210 snd_ice1712_stdsp24_midi2(ice, 1);
211 for (chn = 0; chn < 4; chn++)
212 snd_ice1712_stdsp24_box_channel(ice, box, chn, (ice->spec.hoontech.boxconfig[box] & (1 << chn)) ? 1 : 0);
213 snd_ice1712_stdsp24_box_midi(ice, box,
214 (ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI1) ? 1 : 0);
224 /* start callback for STDSP24 with modified hardware */
225 static void stdsp24_ak4524_lock(struct snd_akm4xxx *ak, int chip)
227 struct snd_ice1712 *ice = ak->private_data[0];
229 snd_ice1712_save_gpio_status(ice);
230 tmp = ICE1712_STDSP24_SERIAL_DATA |
231 ICE1712_STDSP24_SERIAL_CLOCK |
232 ICE1712_STDSP24_AK4524_CS;
233 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
234 ice->gpio.direction | tmp);
235 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
238 static int __devinit snd_ice1712_value_init(struct snd_ice1712 *ice)
240 /* Hoontech STDSP24 with modified hardware */
241 static struct snd_akm4xxx akm_stdsp24_mv __devinitdata = {
246 .lock = stdsp24_ak4524_lock
250 static struct snd_ak4xxx_private akm_stdsp24_mv_priv __devinitdata = {
252 .cif = 1, /* CIF high */
253 .data_mask = ICE1712_STDSP24_SERIAL_DATA,
254 .clk_mask = ICE1712_STDSP24_SERIAL_CLOCK,
255 .cs_mask = ICE1712_STDSP24_AK4524_CS,
256 .cs_addr = ICE1712_STDSP24_AK4524_CS,
262 struct snd_akm4xxx *ak;
264 /* set the analog DACs */
265 ice->num_total_dacs = 2;
267 /* set the analog ADCs */
268 ice->num_total_adcs = 2;
271 ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
276 err = snd_ice1712_akm4xxx_init(ak, &akm_stdsp24_mv, &akm_stdsp24_mv_priv, ice);
280 /* ak4524 controls */
281 err = snd_ice1712_akm4xxx_build_controls(ice);
288 static int __devinit snd_ice1712_ez8_init(struct snd_ice1712 *ice)
290 ice->gpio.write_mask = ice->eeprom.gpiomask;
291 ice->gpio.direction = ice->eeprom.gpiodir;
292 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ice->eeprom.gpiomask);
293 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->eeprom.gpiodir);
294 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ice->eeprom.gpiostate);
300 struct snd_ice1712_card_info snd_ice1712_hoontech_cards[] __devinitdata = {
302 .subvendor = ICE1712_SUBDEVICE_STDSP24,
303 .name = "Hoontech SoundTrack Audio DSP24",
305 .chip_init = snd_ice1712_hoontech_init,
308 .subvendor = ICE1712_SUBDEVICE_STDSP24_VALUE, /* a dummy id */
309 .name = "Hoontech SoundTrack Audio DSP24 Value",
310 .model = "dsp24_value",
311 .chip_init = snd_ice1712_value_init,
314 .subvendor = ICE1712_SUBDEVICE_STDSP24_MEDIA7_1,
315 .name = "Hoontech STA DSP24 Media 7.1",
317 .chip_init = snd_ice1712_hoontech_init,
320 .subvendor = ICE1712_SUBDEVICE_EVENT_EZ8, /* a dummy id */
321 .name = "Event Electronics EZ8",
323 .chip_init = snd_ice1712_ez8_init,