2 * ALSA driver for ICEnsemble ICE1712 (Envy24)
4 * Lowlevel functions for Hoontech STDSP24
6 * Copyright (c) 2000 Jaroslav Kysela <perex@suse.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
24 #include <sound/driver.h>
26 #include <linux/delay.h>
27 #include <linux/interrupt.h>
28 #include <linux/init.h>
29 #include <linux/slab.h>
30 #include <linux/mutex.h>
32 #include <sound/core.h>
38 static void __devinit snd_ice1712_stdsp24_gpio_write(struct snd_ice1712 *ice, unsigned char byte)
40 byte |= ICE1712_STDSP24_CLOCK_BIT;
42 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
43 byte &= ~ICE1712_STDSP24_CLOCK_BIT;
45 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
46 byte |= ICE1712_STDSP24_CLOCK_BIT;
48 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
51 static void __devinit snd_ice1712_stdsp24_darear(struct snd_ice1712 *ice, int activate)
53 mutex_lock(&ice->gpio_mutex);
54 ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, activate);
55 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
56 mutex_unlock(&ice->gpio_mutex);
59 static void __devinit snd_ice1712_stdsp24_mute(struct snd_ice1712 *ice, int activate)
61 mutex_lock(&ice->gpio_mutex);
62 ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, activate);
63 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
64 mutex_unlock(&ice->gpio_mutex);
67 static void __devinit snd_ice1712_stdsp24_insel(struct snd_ice1712 *ice, int activate)
69 mutex_lock(&ice->gpio_mutex);
70 ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, activate);
71 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
72 mutex_unlock(&ice->gpio_mutex);
75 static void __devinit snd_ice1712_stdsp24_box_channel(struct snd_ice1712 *ice, int box, int chn, int activate)
77 mutex_lock(&ice->gpio_mutex);
80 ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
81 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
83 /* prepare for write */
85 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
86 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, activate);
87 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
88 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
90 ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
91 ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
92 ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
93 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
94 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
95 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
98 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 0);
99 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
102 case 0: ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 0); break;
103 case 1: ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 0); break;
104 case 2: ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 0); break;
106 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
109 ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
110 ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
111 ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
112 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
113 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[1]);
114 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
117 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
118 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
120 mutex_unlock(&ice->gpio_mutex);
123 static void __devinit snd_ice1712_stdsp24_box_midi(struct snd_ice1712 *ice, int box, int master)
125 mutex_lock(&ice->gpio_mutex);
128 ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, box);
129 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[0]);
131 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
132 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, master);
133 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
134 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
138 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 0);
139 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
143 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
144 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[2]);
146 mutex_unlock(&ice->gpio_mutex);
149 static void __devinit snd_ice1712_stdsp24_midi2(struct snd_ice1712 *ice, int activate)
151 mutex_lock(&ice->gpio_mutex);
152 ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, activate);
153 snd_ice1712_stdsp24_gpio_write(ice, ice->spec.hoontech.boxbits[3]);
154 mutex_unlock(&ice->gpio_mutex);
157 static int __devinit snd_ice1712_hoontech_init(struct snd_ice1712 *ice)
161 ice->num_total_dacs = 8;
162 ice->num_total_adcs = 8;
164 ice->spec.hoontech.boxbits[0] =
165 ice->spec.hoontech.boxbits[1] =
166 ice->spec.hoontech.boxbits[2] =
167 ice->spec.hoontech.boxbits[3] = 0; /* should be already */
169 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 0);
170 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 0, 1);
171 ICE1712_STDSP24_0_BOX(ice->spec.hoontech.boxbits, 0);
172 ICE1712_STDSP24_0_DAREAR(ice->spec.hoontech.boxbits, 0);
174 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 1);
175 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 1, 1);
176 ICE1712_STDSP24_1_CHN1(ice->spec.hoontech.boxbits, 1);
177 ICE1712_STDSP24_1_CHN2(ice->spec.hoontech.boxbits, 1);
178 ICE1712_STDSP24_1_CHN3(ice->spec.hoontech.boxbits, 1);
180 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 2);
181 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 2, 1);
182 ICE1712_STDSP24_2_CHN4(ice->spec.hoontech.boxbits, 1);
183 ICE1712_STDSP24_2_MIDIIN(ice->spec.hoontech.boxbits, 1);
184 ICE1712_STDSP24_2_MIDI1(ice->spec.hoontech.boxbits, 0);
186 ICE1712_STDSP24_SET_ADDR(ice->spec.hoontech.boxbits, 3);
187 ICE1712_STDSP24_CLOCK(ice->spec.hoontech.boxbits, 3, 1);
188 ICE1712_STDSP24_3_MIDI2(ice->spec.hoontech.boxbits, 0);
189 ICE1712_STDSP24_3_MUTE(ice->spec.hoontech.boxbits, 1);
190 ICE1712_STDSP24_3_INSEL(ice->spec.hoontech.boxbits, 0);
192 /* let's go - activate only functions in first box */
193 ice->spec.hoontech.config = 0;
194 /* ICE1712_STDSP24_MUTE |
195 ICE1712_STDSP24_INSEL |
196 ICE1712_STDSP24_DAREAR; */
197 ice->spec.hoontech.boxconfig[0] = ICE1712_STDSP24_BOX_CHN1 |
198 ICE1712_STDSP24_BOX_CHN2 |
199 ICE1712_STDSP24_BOX_CHN3 |
200 ICE1712_STDSP24_BOX_CHN4 |
201 ICE1712_STDSP24_BOX_MIDI1 |
202 ICE1712_STDSP24_BOX_MIDI2;
203 ice->spec.hoontech.boxconfig[1] =
204 ice->spec.hoontech.boxconfig[2] =
205 ice->spec.hoontech.boxconfig[3] = 0;
206 snd_ice1712_stdsp24_darear(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_DAREAR) ? 1 : 0);
207 snd_ice1712_stdsp24_mute(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_MUTE) ? 1 : 0);
208 snd_ice1712_stdsp24_insel(ice, (ice->spec.hoontech.config & ICE1712_STDSP24_INSEL) ? 1 : 0);
209 for (box = 0; box < 4; box++) {
210 for (chn = 0; chn < 4; chn++)
211 snd_ice1712_stdsp24_box_channel(ice, box, chn, (ice->spec.hoontech.boxconfig[box] & (1 << chn)) ? 1 : 0);
212 snd_ice1712_stdsp24_box_midi(ice, box,
213 (ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI1) ? 1 : 0);
214 if (ice->spec.hoontech.boxconfig[box] & ICE1712_STDSP24_BOX_MIDI2)
215 snd_ice1712_stdsp24_midi2(ice, 1);
225 /* start callback for STDSP24 with modified hardware */
226 static void stdsp24_ak4524_lock(struct snd_akm4xxx *ak, int chip)
228 struct snd_ice1712 *ice = ak->private_data[0];
230 snd_ice1712_save_gpio_status(ice);
231 tmp = ICE1712_STDSP24_SERIAL_DATA |
232 ICE1712_STDSP24_SERIAL_CLOCK |
233 ICE1712_STDSP24_AK4524_CS;
234 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
235 ice->gpio.direction | tmp);
236 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
239 static int __devinit snd_ice1712_value_init(struct snd_ice1712 *ice)
241 /* Hoontech STDSP24 with modified hardware */
242 static const struct snd_akm4xxx akm_stdsp24_mv __devinitdata = {
247 .lock = stdsp24_ak4524_lock
251 static const struct snd_ak4xxx_private akm_stdsp24_mv_priv __devinitdata = {
253 .cif = 1, /* CIF high */
254 .data_mask = ICE1712_STDSP24_SERIAL_DATA,
255 .clk_mask = ICE1712_STDSP24_SERIAL_CLOCK,
256 .cs_mask = ICE1712_STDSP24_AK4524_CS,
257 .cs_addr = ICE1712_STDSP24_AK4524_CS,
263 struct snd_akm4xxx *ak;
265 /* set the analog DACs */
266 ice->num_total_dacs = 2;
268 /* set the analog ADCs */
269 ice->num_total_adcs = 2;
272 ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
277 err = snd_ice1712_akm4xxx_init(ak, &akm_stdsp24_mv, &akm_stdsp24_mv_priv, ice);
281 /* ak4524 controls */
282 err = snd_ice1712_akm4xxx_build_controls(ice);
289 static int __devinit snd_ice1712_ez8_init(struct snd_ice1712 *ice)
291 ice->gpio.write_mask = ice->eeprom.gpiomask;
292 ice->gpio.direction = ice->eeprom.gpiodir;
293 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ice->eeprom.gpiomask);
294 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->eeprom.gpiodir);
295 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ice->eeprom.gpiostate);
301 const struct snd_ice1712_card_info snd_ice1712_hoontech_cards[] __devinitdata = {
303 .subvendor = ICE1712_SUBDEVICE_STDSP24,
304 .name = "Hoontech SoundTrack Audio DSP24",
306 .chip_init = snd_ice1712_hoontech_init,
309 .subvendor = ICE1712_SUBDEVICE_STDSP24_VALUE, /* a dummy id */
310 .name = "Hoontech SoundTrack Audio DSP24 Value",
311 .model = "dsp24_value",
312 .chip_init = snd_ice1712_value_init,
315 .subvendor = ICE1712_SUBDEVICE_STDSP24_MEDIA7_1,
316 .name = "Hoontech STA DSP24 Media 7.1",
318 .chip_init = snd_ice1712_hoontech_init,
321 .subvendor = ICE1712_SUBDEVICE_EVENT_EZ8, /* a dummy id */
322 .name = "Event Electronics EZ8",
324 .chip_init = snd_ice1712_ez8_init,