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>
36 /* Hoontech-specific setting */
37 struct hoontech_spec {
38 unsigned char boxbits[4];
40 unsigned short boxconfig[4];
43 static void __devinit snd_ice1712_stdsp24_gpio_write(struct snd_ice1712 *ice, unsigned char byte)
45 byte |= ICE1712_STDSP24_CLOCK_BIT;
47 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
48 byte &= ~ICE1712_STDSP24_CLOCK_BIT;
50 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
51 byte |= ICE1712_STDSP24_CLOCK_BIT;
53 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
56 static void __devinit snd_ice1712_stdsp24_darear(struct snd_ice1712 *ice, int activate)
58 struct hoontech_spec *spec = ice->spec;
59 mutex_lock(&ice->gpio_mutex);
60 ICE1712_STDSP24_0_DAREAR(spec->boxbits, activate);
61 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]);
62 mutex_unlock(&ice->gpio_mutex);
65 static void __devinit snd_ice1712_stdsp24_mute(struct snd_ice1712 *ice, int activate)
67 struct hoontech_spec *spec = ice->spec;
68 mutex_lock(&ice->gpio_mutex);
69 ICE1712_STDSP24_3_MUTE(spec->boxbits, activate);
70 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
71 mutex_unlock(&ice->gpio_mutex);
74 static void __devinit snd_ice1712_stdsp24_insel(struct snd_ice1712 *ice, int activate)
76 struct hoontech_spec *spec = ice->spec;
77 mutex_lock(&ice->gpio_mutex);
78 ICE1712_STDSP24_3_INSEL(spec->boxbits, activate);
79 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
80 mutex_unlock(&ice->gpio_mutex);
83 static void __devinit snd_ice1712_stdsp24_box_channel(struct snd_ice1712 *ice, int box, int chn, int activate)
85 struct hoontech_spec *spec = ice->spec;
87 mutex_lock(&ice->gpio_mutex);
90 ICE1712_STDSP24_0_BOX(spec->boxbits, box);
91 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]);
93 /* prepare for write */
95 ICE1712_STDSP24_2_CHN4(spec->boxbits, 0);
96 ICE1712_STDSP24_2_MIDI1(spec->boxbits, activate);
97 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
98 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
100 ICE1712_STDSP24_1_CHN1(spec->boxbits, 1);
101 ICE1712_STDSP24_1_CHN2(spec->boxbits, 1);
102 ICE1712_STDSP24_1_CHN3(spec->boxbits, 1);
103 ICE1712_STDSP24_2_CHN4(spec->boxbits, 1);
104 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]);
105 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
108 ICE1712_STDSP24_2_CHN4(spec->boxbits, 0);
109 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
112 case 0: ICE1712_STDSP24_1_CHN1(spec->boxbits, 0); break;
113 case 1: ICE1712_STDSP24_1_CHN2(spec->boxbits, 0); break;
114 case 2: ICE1712_STDSP24_1_CHN3(spec->boxbits, 0); break;
116 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]);
119 ICE1712_STDSP24_1_CHN1(spec->boxbits, 1);
120 ICE1712_STDSP24_1_CHN2(spec->boxbits, 1);
121 ICE1712_STDSP24_1_CHN3(spec->boxbits, 1);
122 ICE1712_STDSP24_2_CHN4(spec->boxbits, 1);
123 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]);
124 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
127 ICE1712_STDSP24_2_MIDI1(spec->boxbits, 0);
128 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
130 mutex_unlock(&ice->gpio_mutex);
133 static void __devinit snd_ice1712_stdsp24_box_midi(struct snd_ice1712 *ice, int box, int master)
135 struct hoontech_spec *spec = ice->spec;
137 mutex_lock(&ice->gpio_mutex);
140 ICE1712_STDSP24_0_BOX(spec->boxbits, box);
141 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]);
143 ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1);
144 ICE1712_STDSP24_2_MIDI1(spec->boxbits, master);
145 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
146 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
150 ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 0);
151 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
155 ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1);
156 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
158 mutex_unlock(&ice->gpio_mutex);
161 static void __devinit snd_ice1712_stdsp24_midi2(struct snd_ice1712 *ice, int activate)
163 struct hoontech_spec *spec = ice->spec;
164 mutex_lock(&ice->gpio_mutex);
165 ICE1712_STDSP24_3_MIDI2(spec->boxbits, activate);
166 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
167 mutex_unlock(&ice->gpio_mutex);
170 static int __devinit snd_ice1712_hoontech_init(struct snd_ice1712 *ice)
172 struct hoontech_spec *spec;
175 ice->num_total_dacs = 8;
176 ice->num_total_adcs = 8;
178 spec = kzalloc(sizeof(*spec), GFP_KERNEL);
183 ICE1712_STDSP24_SET_ADDR(spec->boxbits, 0);
184 ICE1712_STDSP24_CLOCK(spec->boxbits, 0, 1);
185 ICE1712_STDSP24_0_BOX(spec->boxbits, 0);
186 ICE1712_STDSP24_0_DAREAR(spec->boxbits, 0);
188 ICE1712_STDSP24_SET_ADDR(spec->boxbits, 1);
189 ICE1712_STDSP24_CLOCK(spec->boxbits, 1, 1);
190 ICE1712_STDSP24_1_CHN1(spec->boxbits, 1);
191 ICE1712_STDSP24_1_CHN2(spec->boxbits, 1);
192 ICE1712_STDSP24_1_CHN3(spec->boxbits, 1);
194 ICE1712_STDSP24_SET_ADDR(spec->boxbits, 2);
195 ICE1712_STDSP24_CLOCK(spec->boxbits, 2, 1);
196 ICE1712_STDSP24_2_CHN4(spec->boxbits, 1);
197 ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1);
198 ICE1712_STDSP24_2_MIDI1(spec->boxbits, 0);
200 ICE1712_STDSP24_SET_ADDR(spec->boxbits, 3);
201 ICE1712_STDSP24_CLOCK(spec->boxbits, 3, 1);
202 ICE1712_STDSP24_3_MIDI2(spec->boxbits, 0);
203 ICE1712_STDSP24_3_MUTE(spec->boxbits, 1);
204 ICE1712_STDSP24_3_INSEL(spec->boxbits, 0);
206 /* let's go - activate only functions in first box */
208 /* ICE1712_STDSP24_MUTE |
209 ICE1712_STDSP24_INSEL |
210 ICE1712_STDSP24_DAREAR; */
211 /* These boxconfigs have caused problems in the past.
212 * The code is not optimal, but should now enable a working config to
214 * ** MIDI IN can only be configured on one box **
215 * ICE1712_STDSP24_BOX_MIDI1 needs to be set for that box.
216 * Tests on a ADAC2000 box suggest the box config flags do not
217 * work as would be expected, and the inputs are crossed.
218 * Setting ICE1712_STDSP24_BOX_MIDI1 and ICE1712_STDSP24_BOX_MIDI2
219 * on the same box connects MIDI-In to both 401 uarts; both outputs
220 * are then active on all boxes.
221 * The default config here sets up everything on the first box.
222 * Alan Horstmann 5.2.2008
224 spec->boxconfig[0] = ICE1712_STDSP24_BOX_CHN1 |
225 ICE1712_STDSP24_BOX_CHN2 |
226 ICE1712_STDSP24_BOX_CHN3 |
227 ICE1712_STDSP24_BOX_CHN4 |
228 ICE1712_STDSP24_BOX_MIDI1 |
229 ICE1712_STDSP24_BOX_MIDI2;
232 spec->boxconfig[3] = 0;
233 snd_ice1712_stdsp24_darear(ice,
234 (spec->config & ICE1712_STDSP24_DAREAR) ? 1 : 0);
235 snd_ice1712_stdsp24_mute(ice,
236 (spec->config & ICE1712_STDSP24_MUTE) ? 1 : 0);
237 snd_ice1712_stdsp24_insel(ice,
238 (spec->config & ICE1712_STDSP24_INSEL) ? 1 : 0);
239 for (box = 0; box < 4; box++) {
240 if (spec->boxconfig[box] & ICE1712_STDSP24_BOX_MIDI2)
241 snd_ice1712_stdsp24_midi2(ice, 1);
242 for (chn = 0; chn < 4; chn++)
243 snd_ice1712_stdsp24_box_channel(ice, box, chn,
244 (spec->boxconfig[box] & (1 << chn)) ? 1 : 0);
245 if (spec->boxconfig[box] & ICE1712_STDSP24_BOX_MIDI1)
246 snd_ice1712_stdsp24_box_midi(ice, box, 1);
256 /* start callback for STDSP24 with modified hardware */
257 static void stdsp24_ak4524_lock(struct snd_akm4xxx *ak, int chip)
259 struct snd_ice1712 *ice = ak->private_data[0];
261 snd_ice1712_save_gpio_status(ice);
262 tmp = ICE1712_STDSP24_SERIAL_DATA |
263 ICE1712_STDSP24_SERIAL_CLOCK |
264 ICE1712_STDSP24_AK4524_CS;
265 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
266 ice->gpio.direction | tmp);
267 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
270 static int __devinit snd_ice1712_value_init(struct snd_ice1712 *ice)
272 /* Hoontech STDSP24 with modified hardware */
273 static struct snd_akm4xxx akm_stdsp24_mv __devinitdata = {
278 .lock = stdsp24_ak4524_lock
282 static struct snd_ak4xxx_private akm_stdsp24_mv_priv __devinitdata = {
284 .cif = 1, /* CIF high */
285 .data_mask = ICE1712_STDSP24_SERIAL_DATA,
286 .clk_mask = ICE1712_STDSP24_SERIAL_CLOCK,
287 .cs_mask = ICE1712_STDSP24_AK4524_CS,
288 .cs_addr = ICE1712_STDSP24_AK4524_CS,
294 struct snd_akm4xxx *ak;
296 /* set the analog DACs */
297 ice->num_total_dacs = 2;
299 /* set the analog ADCs */
300 ice->num_total_adcs = 2;
303 ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
308 err = snd_ice1712_akm4xxx_init(ak, &akm_stdsp24_mv, &akm_stdsp24_mv_priv, ice);
312 /* ak4524 controls */
313 err = snd_ice1712_akm4xxx_build_controls(ice);
320 static int __devinit snd_ice1712_ez8_init(struct snd_ice1712 *ice)
322 ice->gpio.write_mask = ice->eeprom.gpiomask;
323 ice->gpio.direction = ice->eeprom.gpiodir;
324 snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ice->eeprom.gpiomask);
325 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->eeprom.gpiodir);
326 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ice->eeprom.gpiostate);
332 struct snd_ice1712_card_info snd_ice1712_hoontech_cards[] __devinitdata = {
334 .subvendor = ICE1712_SUBDEVICE_STDSP24,
335 .name = "Hoontech SoundTrack Audio DSP24",
337 .chip_init = snd_ice1712_hoontech_init,
338 .mpu401_1_name = "MIDI-1 Hoontech/STA DSP24",
339 .mpu401_2_name = "MIDI-2 Hoontech/STA DSP24",
342 .subvendor = ICE1712_SUBDEVICE_STDSP24_VALUE, /* a dummy id */
343 .name = "Hoontech SoundTrack Audio DSP24 Value",
344 .model = "dsp24_value",
345 .chip_init = snd_ice1712_value_init,
348 .subvendor = ICE1712_SUBDEVICE_STDSP24_MEDIA7_1,
349 .name = "Hoontech STA DSP24 Media 7.1",
351 .chip_init = snd_ice1712_hoontech_init,
354 .subvendor = ICE1712_SUBDEVICE_EVENT_EZ8, /* a dummy id */
355 .name = "Event Electronics EZ8",
357 .chip_init = snd_ice1712_ez8_init,