sound/pci/ice1712/hoontech.c

   1 /*
   2  *   ALSA driver for ICEnsemble ICE1712 (Envy24)
   3  *
   4  *   Lowlevel functions for Hoontech STDSP24
   5  *
   6  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
   7  *
   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.
  12  *
  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.
  17  *
  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
  21  *
  22  */
  23
  24 #include <linux/delay.h>
  25 #include <linux/interrupt.h>
  26 #include <linux/init.h>
  27 #include <linux/slab.h>
  28 #include <linux/mutex.h>
  29
  30 #include <sound/core.h>
  31
  32 #include "ice1712.h"
  33 #include "hoontech.h"
  34
  35 /* Hoontech-specific setting */
  36 struct hoontech_spec {
  37         unsigned char boxbits[4];
  38         unsigned int config;
  39         unsigned short boxconfig[4];
  40 };
  41
  42 static void snd_ice1712_stdsp24_gpio_write(struct snd_ice1712 *ice, unsigned char byte)
  43 {
  44         byte |= ICE1712_STDSP24_CLOCK_BIT;
  45         udelay(100);
  46         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
  47         byte &= ~ICE1712_STDSP24_CLOCK_BIT;
  48         udelay(100);
  49         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
  50         byte |= ICE1712_STDSP24_CLOCK_BIT;
  51         udelay(100);
  52         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, byte);
  53 }
  54
  55 static void snd_ice1712_stdsp24_darear(struct snd_ice1712 *ice, int activate)
  56 {
  57         struct hoontech_spec *spec = ice->spec;
  58         mutex_lock(&ice->gpio_mutex);
  59         ICE1712_STDSP24_0_DAREAR(spec->boxbits, activate);
  60         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]);
  61         mutex_unlock(&ice->gpio_mutex);
  62 }
  63
  64 static void snd_ice1712_stdsp24_mute(struct snd_ice1712 *ice, int activate)
  65 {
  66         struct hoontech_spec *spec = ice->spec;
  67         mutex_lock(&ice->gpio_mutex);
  68         ICE1712_STDSP24_3_MUTE(spec->boxbits, activate);
  69         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
  70         mutex_unlock(&ice->gpio_mutex);
  71 }
  72
  73 static void snd_ice1712_stdsp24_insel(struct snd_ice1712 *ice, int activate)
  74 {
  75         struct hoontech_spec *spec = ice->spec;
  76         mutex_lock(&ice->gpio_mutex);
  77         ICE1712_STDSP24_3_INSEL(spec->boxbits, activate);
  78         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
  79         mutex_unlock(&ice->gpio_mutex);
  80 }
  81
  82 static void snd_ice1712_stdsp24_box_channel(struct snd_ice1712 *ice, int box, int chn, int activate)
  83 {
  84         struct hoontech_spec *spec = ice->spec;
  85
  86         mutex_lock(&ice->gpio_mutex);
  87
  88         /* select box */
  89         ICE1712_STDSP24_0_BOX(spec->boxbits, box);
  90         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]);
  91
  92         /* prepare for write */
  93         if (chn == 3)
  94                 ICE1712_STDSP24_2_CHN4(spec->boxbits, 0);
  95         ICE1712_STDSP24_2_MIDI1(spec->boxbits, activate);
  96         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
  97         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
  98
  99         ICE1712_STDSP24_1_CHN1(spec->boxbits, 1);
 100         ICE1712_STDSP24_1_CHN2(spec->boxbits, 1);
 101         ICE1712_STDSP24_1_CHN3(spec->boxbits, 1);
 102         ICE1712_STDSP24_2_CHN4(spec->boxbits, 1);
 103         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]);
 104         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
 105         udelay(100);
 106         if (chn == 3) {
 107                 ICE1712_STDSP24_2_CHN4(spec->boxbits, 0);
 108                 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
 109         } else {
 110                 switch (chn) {
 111                 case 0: ICE1712_STDSP24_1_CHN1(spec->boxbits, 0); break;
 112                 case 1: ICE1712_STDSP24_1_CHN2(spec->boxbits, 0); break;
 113                 case 2: ICE1712_STDSP24_1_CHN3(spec->boxbits, 0); break;
 114                 }
 115                 snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]);
 116         }
 117         udelay(100);
 118         ICE1712_STDSP24_1_CHN1(spec->boxbits, 1);
 119         ICE1712_STDSP24_1_CHN2(spec->boxbits, 1);
 120         ICE1712_STDSP24_1_CHN3(spec->boxbits, 1);
 121         ICE1712_STDSP24_2_CHN4(spec->boxbits, 1);
 122         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[1]);
 123         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
 124         udelay(100);
 125
 126         ICE1712_STDSP24_2_MIDI1(spec->boxbits, 0);
 127         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
 128
 129         mutex_unlock(&ice->gpio_mutex);
 130 }
 131
 132 static void snd_ice1712_stdsp24_box_midi(struct snd_ice1712 *ice, int box, int master)
 133 {
 134         struct hoontech_spec *spec = ice->spec;
 135
 136         mutex_lock(&ice->gpio_mutex);
 137
 138         /* select box */
 139         ICE1712_STDSP24_0_BOX(spec->boxbits, box);
 140         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[0]);
 141
 142         ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1);
 143         ICE1712_STDSP24_2_MIDI1(spec->boxbits, master);
 144         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
 145         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
 146
 147         udelay(100);
 148
 149         ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 0);
 150         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
 151
 152         mdelay(10);
 153
 154         ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1);
 155         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[2]);
 156
 157         mutex_unlock(&ice->gpio_mutex);
 158 }
 159
 160 static void snd_ice1712_stdsp24_midi2(struct snd_ice1712 *ice, int activate)
 161 {
 162         struct hoontech_spec *spec = ice->spec;
 163         mutex_lock(&ice->gpio_mutex);
 164         ICE1712_STDSP24_3_MIDI2(spec->boxbits, activate);
 165         snd_ice1712_stdsp24_gpio_write(ice, spec->boxbits[3]);
 166         mutex_unlock(&ice->gpio_mutex);
 167 }
 168
 169 static int snd_ice1712_hoontech_init(struct snd_ice1712 *ice)
 170 {
 171         struct hoontech_spec *spec;
 172         int box, chn;
 173
 174         ice->num_total_dacs = 8;
 175         ice->num_total_adcs = 8;
 176
 177         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
 178         if (!spec)
 179                 return -ENOMEM;
 180         ice->spec = spec;
 181
 182         ICE1712_STDSP24_SET_ADDR(spec->boxbits, 0);
 183         ICE1712_STDSP24_CLOCK(spec->boxbits, 0, 1);
 184         ICE1712_STDSP24_0_BOX(spec->boxbits, 0);
 185         ICE1712_STDSP24_0_DAREAR(spec->boxbits, 0);
 186
 187         ICE1712_STDSP24_SET_ADDR(spec->boxbits, 1);
 188         ICE1712_STDSP24_CLOCK(spec->boxbits, 1, 1);
 189         ICE1712_STDSP24_1_CHN1(spec->boxbits, 1);
 190         ICE1712_STDSP24_1_CHN2(spec->boxbits, 1);
 191         ICE1712_STDSP24_1_CHN3(spec->boxbits, 1);
 192
 193         ICE1712_STDSP24_SET_ADDR(spec->boxbits, 2);
 194         ICE1712_STDSP24_CLOCK(spec->boxbits, 2, 1);
 195         ICE1712_STDSP24_2_CHN4(spec->boxbits, 1);
 196         ICE1712_STDSP24_2_MIDIIN(spec->boxbits, 1);
 197         ICE1712_STDSP24_2_MIDI1(spec->boxbits, 0);
 198
 199         ICE1712_STDSP24_SET_ADDR(spec->boxbits, 3);
 200         ICE1712_STDSP24_CLOCK(spec->boxbits, 3, 1);
 201         ICE1712_STDSP24_3_MIDI2(spec->boxbits, 0);
 202         ICE1712_STDSP24_3_MUTE(spec->boxbits, 1);
 203         ICE1712_STDSP24_3_INSEL(spec->boxbits, 0);
 204
 205         /* let's go - activate only functions in first box */
 206         spec->config = 0;
 207                             /* ICE1712_STDSP24_MUTE |
 208                                ICE1712_STDSP24_INSEL |
 209                                ICE1712_STDSP24_DAREAR; */
 210         /*  These boxconfigs have caused problems in the past.
 211          *  The code is not optimal, but should now enable a working config to
 212          *  be achieved.
 213          *  ** MIDI IN can only be configured on one box **
 214          *  ICE1712_STDSP24_BOX_MIDI1 needs to be set for that box.
 215          *  Tests on a ADAC2000 box suggest the box config flags do not
 216          *  work as would be expected, and the inputs are crossed.
 217          *  Setting ICE1712_STDSP24_BOX_MIDI1 and ICE1712_STDSP24_BOX_MIDI2
 218          *  on the same box connects MIDI-In to both 401 uarts; both outputs
 219          *  are then active on all boxes.
 220          *  The default config here sets up everything on the first box.
 221          *  Alan Horstmann  5.2.2008
 222          */
 223         spec->boxconfig[0] = ICE1712_STDSP24_BOX_CHN1 |
 224                                      ICE1712_STDSP24_BOX_CHN2 |
 225                                      ICE1712_STDSP24_BOX_CHN3 |
 226                                      ICE1712_STDSP24_BOX_CHN4 |
 227                                      ICE1712_STDSP24_BOX_MIDI1 |
 228                                      ICE1712_STDSP24_BOX_MIDI2;
 229         spec->boxconfig[1] =
 230         spec->boxconfig[2] =
 231         spec->boxconfig[3] = 0;
 232         snd_ice1712_stdsp24_darear(ice,
 233                 (spec->config & ICE1712_STDSP24_DAREAR) ? 1 : 0);
 234         snd_ice1712_stdsp24_mute(ice,
 235                 (spec->config & ICE1712_STDSP24_MUTE) ? 1 : 0);
 236         snd_ice1712_stdsp24_insel(ice,
 237                 (spec->config & ICE1712_STDSP24_INSEL) ? 1 : 0);
 238         for (box = 0; box < 4; box++) {
 239                 if (spec->boxconfig[box] & ICE1712_STDSP24_BOX_MIDI2)
 240                         snd_ice1712_stdsp24_midi2(ice, 1);
 241                 for (chn = 0; chn < 4; chn++)
 242                         snd_ice1712_stdsp24_box_channel(ice, box, chn,
 243                                 (spec->boxconfig[box] & (1 << chn)) ? 1 : 0);
 244                 if (spec->boxconfig[box] & ICE1712_STDSP24_BOX_MIDI1)
 245                         snd_ice1712_stdsp24_box_midi(ice, box, 1);
 246         }
 247
 248         return 0;
 249 }
 250
 251 /*
 252  * AK4524 access
 253  */
 254
 255 /* start callback for STDSP24 with modified hardware */
 256 static void stdsp24_ak4524_lock(struct snd_akm4xxx *ak, int chip)
 257 {
 258         struct snd_ice1712 *ice = ak->private_data[0];
 259         unsigned char tmp;
 260         snd_ice1712_save_gpio_status(ice);
 261         tmp =   ICE1712_STDSP24_SERIAL_DATA |
 262                 ICE1712_STDSP24_SERIAL_CLOCK |
 263                 ICE1712_STDSP24_AK4524_CS;
 264         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION,
 265                           ice->gpio.direction | tmp);
 266         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ~tmp);
 267 }
 268
 269 static int snd_ice1712_value_init(struct snd_ice1712 *ice)
 270 {
 271         /* Hoontech STDSP24 with modified hardware */
 272         static struct snd_akm4xxx akm_stdsp24_mv = {
 273                 .num_adcs = 2,
 274                 .num_dacs = 2,
 275                 .type = SND_AK4524,
 276                 .ops = {
 277                         .lock = stdsp24_ak4524_lock
 278                 }
 279         };
 280
 281         static struct snd_ak4xxx_private akm_stdsp24_mv_priv = {
 282                 .caddr = 2,
 283                 .cif = 1, /* CIF high */
 284                 .data_mask = ICE1712_STDSP24_SERIAL_DATA,
 285                 .clk_mask = ICE1712_STDSP24_SERIAL_CLOCK,
 286                 .cs_mask = ICE1712_STDSP24_AK4524_CS,
 287                 .cs_addr = ICE1712_STDSP24_AK4524_CS,
 288                 .cs_none = 0,
 289                 .add_flags = 0,
 290         };
 291
 292         int err;
 293         struct snd_akm4xxx *ak;
 294
 295         /* set the analog DACs */
 296         ice->num_total_dacs = 2;
 297
 298         /* set the analog ADCs */
 299         ice->num_total_adcs = 2;
 300
 301         /* analog section */
 302         ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
 303         if (! ak)
 304                 return -ENOMEM;
 305         ice->akm_codecs = 1;
 306
 307         err = snd_ice1712_akm4xxx_init(ak, &akm_stdsp24_mv, &akm_stdsp24_mv_priv, ice);
 308         if (err < 0)
 309                 return err;
 310
 311         /* ak4524 controls */
 312         return snd_ice1712_akm4xxx_build_controls(ice);
 313 }
 314
 315 static int snd_ice1712_ez8_init(struct snd_ice1712 *ice)
 316 {
 317         ice->gpio.write_mask = ice->eeprom.gpiomask;
 318         ice->gpio.direction = ice->eeprom.gpiodir;
 319         snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK, ice->eeprom.gpiomask);
 320         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DIRECTION, ice->eeprom.gpiodir);
 321         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, ice->eeprom.gpiostate);
 322         return 0;
 323 }
 324
 325
 326 /* entry point */
 327 struct snd_ice1712_card_info snd_ice1712_hoontech_cards[] = {
 328         {
 329                 .subvendor = ICE1712_SUBDEVICE_STDSP24,
 330                 .name = "Hoontech SoundTrack Audio DSP24",
 331                 .model = "dsp24",
 332                 .chip_init = snd_ice1712_hoontech_init,
 333                 .mpu401_1_name = "MIDI-1 Hoontech/STA DSP24",
 334                 .mpu401_2_name = "MIDI-2 Hoontech/STA DSP24",
 335         },
 336         {
 337                 .subvendor = ICE1712_SUBDEVICE_STDSP24_VALUE,   /* a dummy id */
 338                 .name = "Hoontech SoundTrack Audio DSP24 Value",
 339                 .model = "dsp24_value",
 340                 .chip_init = snd_ice1712_value_init,
 341         },
 342         {
 343                 .subvendor = ICE1712_SUBDEVICE_STDSP24_MEDIA7_1,
 344                 .name = "Hoontech STA DSP24 Media 7.1",
 345                 .model = "dsp24_71",
 346                 .chip_init = snd_ice1712_hoontech_init,
 347         },
 348         {
 349                 .subvendor = ICE1712_SUBDEVICE_EVENT_EZ8,       /* a dummy id */
 350                 .name = "Event Electronics EZ8",
 351                 .model = "ez8",
 352                 .chip_init = snd_ice1712_ez8_init,
 353         },
 354         { } /* terminator */
 355 };