1 /* 2 * azt3328.c - driver for Aztech AZF3328 based soundcards (e.g. PCI168). 3 * Copyright (C) 2002 by Andreas Mohr <hw7oshyuv3001@sneakemail.com> 4 * 5 * Framework borrowed from Bart Hartgers's als4000.c. 6 * Driver developed on PCI168 AP(W) version (PCI rev. 10, subsystem ID 1801), 7 * found in a Fujitsu-Siemens PC ("Cordant", aluminum case). 8 * Other versions are: 9 * PCI168 A(W), sub ID 1800 10 * PCI168 A/AP, sub ID 8000 11 * Please give me feedback in case you try my driver with one of these!! 12 * 13 * GPL LICENSE 14 * This program is free software; you can redistribute it and/or modify 15 * it under the terms of the GNU General Public License as published by 16 * the Free Software Foundation; either version 2 of the License, or 17 * (at your option) any later version. 18 * 19 * This program is distributed in the hope that it will be useful, 20 * but WITHOUT ANY WARRANTY; without even the implied warranty of 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 22 * GNU General Public License for more details. 23 24 * You should have received a copy of the GNU General Public License 25 * along with this program; if not, write to the Free Software 26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 27 * 28 * NOTES 29 * Since Aztech does not provide any chipset documentation, 30 * even on repeated request to various addresses, 31 * and the answer that was finally given was negative 32 * (and I was stupid enough to manage to get hold of a PCI168 soundcard 33 * in the first place >:-P}), 34 * I was forced to base this driver on reverse engineering 35 * (3 weeks' worth of evenings filled with driver work). 36 * (and no, I did NOT go the easy way: to pick up a PCI128 for 9 Euros) 37 * 38 * The AZF3328 chip (note: AZF3328, *not* AZT3328, that's just the driver name 39 * for compatibility reasons) has the following features: 40 * 41 * - builtin AC97 conformant codec (SNR over 80dB) 42 * (really AC97 compliant?? I really doubt it when looking 43 * at the mixer register layout) 44 * - builtin genuine OPL3 45 * - full duplex 16bit playback/record at independent sampling rate 46 * - MPU401 (+ legacy address support) FIXME: how to enable legacy addr?? 47 * - game port (legacy address support) 48 * - built-in General DirectX timer having a 20 bits counter 49 * with 1us resolution (FIXME: where is it?) 50 * - I2S serial port for external DAC 51 * - supports 33MHz PCI spec 2.1, PCI power management 1.0, compliant with ACPI 52 * - supports hardware volume control 53 * - single chip low cost solution (128 pin QFP) 54 * - supports programmable Sub-vendor and Sub-system ID 55 * required for Microsoft's logo compliance (FIXME: where?) 56 * - PCI168 AP(W) card: power amplifier with 4 Watts/channel at 4 Ohms 57 * 58 * Certain PCI versions of this card are susceptible to DMA traffic underruns 59 * in some systems (resulting in sound crackling/clicking/popping), 60 * probably because they don't have a DMA FIFO buffer or so. 61 * Overview (PCI ID/PCI subID/PCI rev.): 62 * - no DMA crackling on SiS735: 0x50DC/0x1801/16 63 * - unknown performance: 0x50DC/0x1801/10 64 * 65 * Crackling happens with VIA chipsets or, in my case, an SiS735, which is 66 * supposed to be very fast and supposed to get rid of crackling much 67 * better than a VIA, yet ironically I still get crackling, like many other 68 * people with the same chipset. 69 * Possible remedies: 70 * - plug card into a different PCI slot, preferrably one that isn't shared 71 * too much (this helps a lot, but not completely!) 72 * - get rid of PCI VGA card, use AGP instead 73 * - upgrade or downgrade BIOS 74 * - fiddle with PCI latency settings (setpci -v -s BUSID latency_timer=XX) 75 * Not too helpful. 76 * - Disable ACPI/power management/"Auto Detect RAM/PCI Clk" in BIOS 77 * 78 * BUGS 79 * - when Ctrl-C'ing mpg321, the playback loops a bit 80 * (premature DMA playback reset?) 81 * - full-duplex sometimes breaks (IRQ management issues?). 82 * Once even a spontaneous REBOOT happened!!! 83 * 84 * TODO 85 * - test MPU401 MIDI playback etc. 86 * - power management (CONFIG_PM). See e.g. intel8x0 or cs4281. 87 * This would be nice since the chip runs a bit hot, and it's *required* 88 * anyway for proper ACPI power management. In other words: rest 89 * assured that I *will* implement this very soon; as soon as Linux 2.5.x 90 * has power management that's bugfree enough to work properly on my desktop. 91 * - figure out what all unknown port bits are responsible for 92 */ 93 94 #include <sound/driver.h> 95 #include <asm/io.h> 96 #include <linux/init.h> 97 #include <linux/pci.h> 98 #include <linux/delay.h> 99 #include <linux/slab.h> 100 #include <linux/gameport.h> 101 #include <linux/moduleparam.h> 102 #include <sound/core.h> 103 #include <sound/control.h> 104 #include <sound/pcm.h> 105 #include <sound/rawmidi.h> 106 #include <sound/mpu401.h> 107 #include <sound/opl3.h> 108 #include <sound/initval.h> 109 #include "azt3328.h" 110 111 MODULE_AUTHOR("Andreas Mohr <hw7oshyuv3001@sneakemail.com>"); 112 MODULE_DESCRIPTION("Aztech AZF3328 (PCI168)"); 113 MODULE_LICENSE("GPL"); 114 MODULE_SUPPORTED_DEVICE("{{Aztech,AZF3328}}"); 115 116 #if defined(CONFIG_GAMEPORT) || (defined(MODULE) && defined(CONFIG_GAMEPORT_MODULE)) 117 #define SUPPORT_JOYSTICK 1 118 #endif 119 120 #define DEBUG_MISC 0 121 #define DEBUG_CALLS 0 122 #define DEBUG_MIXER 0 123 #define DEBUG_PLAY_REC 0 124 #define DEBUG_IO 0 125 #define MIXER_TESTING 0 126 127 #if DEBUG_MISC 128 #define snd_azf3328_dbgmisc(format, args...) printk(KERN_ERR format, ##args) 129 #else 130 #define snd_azf3328_dbgmisc(format, args...) 131 #endif 132 133 #if DEBUG_CALLS 134 #define snd_azf3328_dbgcalls(format, args...) printk(format, ##args) 135 #define snd_azf3328_dbgcallenter() printk(KERN_ERR "entering %s\n", __FUNCTION__) 136 #define snd_azf3328_dbgcallleave() printk(KERN_ERR "leaving %s\n", __FUNCTION__) 137 #else 138 #define snd_azf3328_dbgcalls(format, args...) 139 #define snd_azf3328_dbgcallenter() 140 #define snd_azf3328_dbgcallleave() 141 #endif 142 143 #if DEBUG_MIXER 144 #define snd_azf3328_dbgmixer(format, args...) printk(format, ##args) 145 #else 146 #define snd_azf3328_dbgmixer(format, args...) 147 #endif 148 149 #if DEBUG_PLAY_REC 150 #define snd_azf3328_dbgplay(format, args...) printk(KERN_ERR format, ##args) 151 #else 152 #define snd_azf3328_dbgplay(format, args...) 153 #endif 154 155 #if DEBUG_IO 156 #define snd_azf3328_dbgio(chip, where) \ 157 printk(KERN_ERR "%s: IDX_IO_PLAY_FLAGS %04x, IDX_IO_PLAY_IRQMASK %04x, IDX_IO_IRQSTATUS %04x\n", where, inw(chip->codec_port+IDX_IO_PLAY_FLAGS), inw(chip->codec_port+IDX_IO_PLAY_IRQMASK), inw(chip->codec_port+IDX_IO_IRQSTATUS)) 158 #else 159 #define snd_azf3328_dbgio(chip, where) 160 #endif 161 162 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 163 module_param_array(index, int, NULL, 0444); 164 MODULE_PARM_DESC(index, "Index value for AZF3328 soundcard."); 165 166 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 167 module_param_array(id, charp, NULL, 0444); 168 MODULE_PARM_DESC(id, "ID string for AZF3328 soundcard."); 169 170 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ 171 module_param_array(enable, bool, NULL, 0444); 172 MODULE_PARM_DESC(enable, "Enable AZF3328 soundcard."); 173 174 #ifdef SUPPORT_JOYSTICK 175 static int joystick[SNDRV_CARDS]; 176 module_param_array(joystick, bool, NULL, 0444); 177 MODULE_PARM_DESC(joystick, "Enable joystick for AZF3328 soundcard."); 178 #endif 179 180 typedef struct _snd_azf3328 azf3328_t; 181 182 struct _snd_azf3328 { 183 int irq; 184 185 unsigned long codec_port; 186 unsigned long io2_port; 187 unsigned long mpu_port; 188 unsigned long synth_port; 189 unsigned long mixer_port; 190 191 #ifdef SUPPORT_JOYSTICK 192 struct gameport *gameport; 193 #endif 194 195 struct pci_dev *pci; 196 snd_card_t *card; 197 198 snd_pcm_t *pcm; 199 snd_rawmidi_t *rmidi; 200 snd_pcm_substream_t *playback_substream; 201 snd_pcm_substream_t *capture_substream; 202 unsigned int is_playing; 203 unsigned int is_recording; 204 205 spinlock_t reg_lock; 206 }; 207 208 static struct pci_device_id snd_azf3328_ids[] = { 209 { 0x122D, 0x50DC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* PCI168/3328 */ 210 { 0x122D, 0x80DA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* 3328 */ 211 { 0, } 212 }; 213 214 MODULE_DEVICE_TABLE(pci, snd_azf3328_ids); 215 216 static inline void snd_azf3328_io2_write(azf3328_t *chip, int reg, unsigned char value) 217 { 218 outb(value, chip->io2_port + reg); 219 } 220 221 static inline unsigned char snd_azf3328_io2_read(azf3328_t *chip, int reg) 222 { 223 return inb(chip->io2_port + reg); 224 } 225 226 static void snd_azf3328_mixer_write(azf3328_t *chip, int reg, unsigned long value, int type) 227 { 228 switch(type) { 229 case WORD_VALUE: 230 outw(value, chip->mixer_port + reg); 231 break; 232 case DWORD_VALUE: 233 outl(value, chip->mixer_port + reg); 234 break; 235 case BYTE_VALUE: 236 outb(value, chip->mixer_port + reg); 237 break; 238 } 239 } 240 241 static void snd_azf3328_mixer_set_mute(azf3328_t *chip, int reg, int do_mute) 242 { 243 unsigned char oldval; 244 245 /* the mute bit is on the *second* (i.e. right) register of a 246 * left/right channel setting */ 247 oldval = inb(chip->mixer_port + reg + 1); 248 if (do_mute) 249 oldval |= 0x80; 250 else 251 oldval &= ~0x80; 252 outb(oldval, chip->mixer_port + reg + 1); 253 } 254 255 static void snd_azf3328_mixer_write_volume_gradually(azf3328_t *chip, int reg, unsigned char dst_vol_left, unsigned char dst_vol_right, int chan_sel, int delay) 256 { 257 unsigned char curr_vol_left = 0, curr_vol_right = 0; 258 int left_done = 0, right_done = 0; 259 260 snd_azf3328_dbgcallenter(); 261 if (chan_sel & SET_CHAN_LEFT) 262 curr_vol_left = inb(chip->mixer_port + reg + 1); 263 else 264 left_done = 1; 265 if (chan_sel & SET_CHAN_RIGHT) 266 curr_vol_right = inb(chip->mixer_port + reg + 0); 267 else 268 right_done = 1; 269 270 /* take care of muting flag (0x80) contained in left channel */ 271 if (curr_vol_left & 0x80) 272 dst_vol_left |= 0x80; 273 else 274 dst_vol_left &= ~0x80; 275 276 do 277 { 278 if (!left_done) 279 { 280 if (curr_vol_left > dst_vol_left) 281 curr_vol_left--; 282 else 283 if (curr_vol_left < dst_vol_left) 284 curr_vol_left++; 285 else 286 left_done = 1; 287 outb(curr_vol_left, chip->mixer_port + reg + 1); 288 } 289 if (!right_done) 290 { 291 if (curr_vol_right > dst_vol_right) 292 curr_vol_right--; 293 else 294 if (curr_vol_right < dst_vol_right) 295 curr_vol_right++; 296 else 297 right_done = 1; 298 /* during volume change, the right channel is crackling 299 * somewhat more than the left channel, unfortunately. 300 * This seems to be a hardware issue. */ 301 outb(curr_vol_right, chip->mixer_port + reg + 0); 302 } 303 if (delay) 304 mdelay(delay); 305 } 306 while ((!left_done) || (!right_done)); 307 snd_azf3328_dbgcallleave(); 308 } 309 310 /* 311 * general mixer element 312 */ 313 typedef struct azf3328_mixer_reg { 314 unsigned int reg; 315 unsigned int lchan_shift, rchan_shift; 316 unsigned int mask; 317 unsigned int invert: 1; 318 unsigned int stereo: 1; 319 unsigned int enum_c: 4; 320 } azf3328_mixer_reg_t; 321 322 #define COMPOSE_MIXER_REG(reg,lchan_shift,rchan_shift,mask,invert,stereo,enum_c) \ 323 ((reg) | (lchan_shift << 8) | (rchan_shift << 12) | (mask << 16) | (invert << 24) | (stereo << 25) | (enum_c << 26)) 324 325 static void snd_azf3328_mixer_reg_decode(azf3328_mixer_reg_t *r, unsigned long val) 326 { 327 r->reg = val & 0xff; 328 r->lchan_shift = (val >> 8) & 0x0f; 329 r->rchan_shift = (val >> 12) & 0x0f; 330 r->mask = (val >> 16) & 0xff; 331 r->invert = (val >> 24) & 1; 332 r->stereo = (val >> 25) & 1; 333 r->enum_c = (val >> 26) & 0x0f; 334 } 335 336 /* 337 * mixer switches/volumes 338 */ 339 340 #define AZF3328_MIXER_SWITCH(xname, reg, shift, invert) \ 341 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 342 .info = snd_azf3328_info_mixer, \ 343 .get = snd_azf3328_get_mixer, .put = snd_azf3328_put_mixer, \ 344 .private_value = COMPOSE_MIXER_REG(reg, shift, 0, 0x1, invert, 0, 0), \ 345 } 346 347 #define AZF3328_MIXER_VOL_STEREO(xname, reg, mask, invert) \ 348 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 349 .info = snd_azf3328_info_mixer, \ 350 .get = snd_azf3328_get_mixer, .put = snd_azf3328_put_mixer, \ 351 .private_value = COMPOSE_MIXER_REG(reg, 8, 0, mask, invert, 1, 0), \ 352 } 353 354 #define AZF3328_MIXER_VOL_MONO(xname, reg, mask, is_right_chan) \ 355 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 356 .info = snd_azf3328_info_mixer, \ 357 .get = snd_azf3328_get_mixer, .put = snd_azf3328_put_mixer, \ 358 .private_value = COMPOSE_MIXER_REG(reg, is_right_chan ? 0 : 8, 0, mask, 1, 0, 0), \ 359 } 360 361 #define AZF3328_MIXER_VOL_SPECIAL(xname, reg, mask, shift, invert) \ 362 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 363 .info = snd_azf3328_info_mixer, \ 364 .get = snd_azf3328_get_mixer, .put = snd_azf3328_put_mixer, \ 365 .private_value = COMPOSE_MIXER_REG(reg, shift, 0, mask, invert, 0, 0), \ 366 } 367 368 #define AZF3328_MIXER_ENUM(xname, reg, enum_c, shift) \ 369 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ 370 .info = snd_azf3328_info_mixer_enum, \ 371 .get = snd_azf3328_get_mixer_enum, .put = snd_azf3328_put_mixer_enum, \ 372 .private_value = COMPOSE_MIXER_REG(reg, shift, 0, 0, 0, 0, enum_c), \ 373 } 374 375 static int snd_azf3328_info_mixer(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) 376 { 377 azf3328_mixer_reg_t reg; 378 379 snd_azf3328_dbgcallenter(); 380 snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); 381 uinfo->type = reg.mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; 382 uinfo->count = reg.stereo + 1; 383 uinfo->value.integer.min = 0; 384 uinfo->value.integer.max = reg.mask; 385 snd_azf3328_dbgcallleave(); 386 return 0; 387 } 388 389 static int snd_azf3328_get_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) 390 { 391 azf3328_t *chip = snd_kcontrol_chip(kcontrol); 392 azf3328_mixer_reg_t reg; 393 unsigned int oreg, val; 394 395 snd_azf3328_dbgcallenter(); 396 snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); 397 398 oreg = inw(chip->mixer_port + reg.reg); 399 val = (oreg >> reg.lchan_shift) & reg.mask; 400 if (reg.invert) 401 val = reg.mask - val; 402 ucontrol->value.integer.value[0] = val; 403 if (reg.stereo) { 404 val = (oreg >> reg.rchan_shift) & reg.mask; 405 if (reg.invert) 406 val = reg.mask - val; 407 ucontrol->value.integer.value[1] = val; 408 } 409 snd_azf3328_dbgmixer("get: %02x is %04x -> vol %02lx|%02lx (shift %02d|%02d, mask %02x, inv. %d, stereo %d)\n", reg.reg, oreg, ucontrol->value.integer.value[0], ucontrol->value.integer.value[1], reg.lchan_shift, reg.rchan_shift, reg.mask, reg.invert, reg.stereo); 410 snd_azf3328_dbgcallleave(); 411 return 0; 412 } 413 414 static int snd_azf3328_put_mixer(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) 415 { 416 azf3328_t *chip = snd_kcontrol_chip(kcontrol); 417 azf3328_mixer_reg_t reg; 418 unsigned int oreg, nreg, val; 419 420 snd_azf3328_dbgcallenter(); 421 snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); 422 oreg = inw(chip->mixer_port + reg.reg); 423 val = ucontrol->value.integer.value[0] & reg.mask; 424 if (reg.invert) 425 val = reg.mask - val; 426 nreg = oreg & ~(reg.mask << reg.lchan_shift); 427 nreg |= (val << reg.lchan_shift); 428 if (reg.stereo) { 429 val = ucontrol->value.integer.value[1] & reg.mask; 430 if (reg.invert) 431 val = reg.mask - val; 432 nreg &= ~(reg.mask << reg.rchan_shift); 433 nreg |= (val << reg.rchan_shift); 434 } 435 if (reg.mask >= 0x07) /* it's a volume control, so better take care */ 436 snd_azf3328_mixer_write_volume_gradually(chip, reg.reg, nreg >> 8, nreg & 0xff, SET_CHAN_LEFT|SET_CHAN_RIGHT, 0); /* just set both channels, doesn't matter */ 437 else 438 outw(nreg, chip->mixer_port + reg.reg); 439 440 snd_azf3328_dbgmixer("put: %02x to %02lx|%02lx, oreg %04x; shift %02d|%02d -> nreg %04x; after: %04x\n", reg.reg, ucontrol->value.integer.value[0], ucontrol->value.integer.value[1], oreg, reg.lchan_shift, reg.rchan_shift, nreg, inw(chip->mixer_port + reg.reg)); 441 snd_azf3328_dbgcallleave(); 442 return (nreg != oreg); 443 } 444 445 static int snd_azf3328_info_mixer_enum(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) 446 { 447 azf3328_mixer_reg_t reg; 448 static char *texts1[2] = { "ModemOut1", "ModemOut2" }; 449 static char *texts2[2] = { "MonoSelectSource1", "MonoSelectSource2" }; 450 static char *texts3[8] = { 451 "Mic", "CD", "Video", "Aux", "Line", 452 "Mix", "Mix Mono", "Phone" 453 }; 454 455 snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); 456 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 457 uinfo->count = (reg.reg == IDX_MIXER_REC_SELECT) ? 2 : 1; 458 uinfo->value.enumerated.items = reg.enum_c; 459 if (uinfo->value.enumerated.item > reg.enum_c - 1U) 460 uinfo->value.enumerated.item = reg.enum_c - 1U; 461 if (reg.reg == IDX_MIXER_ADVCTL2) 462 { 463 if (reg.lchan_shift == 8) /* modem out sel */ 464 strcpy(uinfo->value.enumerated.name, texts1[uinfo->value.enumerated.item]); 465 else /* mono sel source */ 466 strcpy(uinfo->value.enumerated.name, texts2[uinfo->value.enumerated.item]); 467 } 468 else 469 strcpy(uinfo->value.enumerated.name, texts3[uinfo->value.enumerated.item] 470 ); 471 return 0; 472 } 473 474 static int snd_azf3328_get_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) 475 { 476 azf3328_mixer_reg_t reg; 477 azf3328_t *chip = snd_kcontrol_chip(kcontrol); 478 unsigned short val; 479 480 snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); 481 val = inw(chip->mixer_port + reg.reg); 482 if (reg.reg == IDX_MIXER_REC_SELECT) 483 { 484 ucontrol->value.enumerated.item[0] = (val >> 8) & (reg.enum_c - 1); 485 ucontrol->value.enumerated.item[1] = (val >> 0) & (reg.enum_c - 1); 486 } 487 else 488 ucontrol->value.enumerated.item[0] = (val >> reg.lchan_shift) & (reg.enum_c - 1); 489 snd_azf3328_dbgmixer("get_enum: %02x is %04x -> %d|%d (shift %02d, enum_c %d)\n", reg.reg, val, ucontrol->value.enumerated.item[0], ucontrol->value.enumerated.item[1], reg.lchan_shift, reg.enum_c); 490 return 0; 491 } 492 493 static int snd_azf3328_put_mixer_enum(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) 494 { 495 azf3328_mixer_reg_t reg; 496 azf3328_t *chip = snd_kcontrol_chip(kcontrol); 497 unsigned int oreg, nreg, val; 498 499 snd_azf3328_mixer_reg_decode(®, kcontrol->private_value); 500 oreg = inw(chip->mixer_port + reg.reg); 501 val = oreg; 502 if (reg.reg == IDX_MIXER_REC_SELECT) 503 { 504 if (ucontrol->value.enumerated.item[0] > reg.enum_c - 1U || 505 ucontrol->value.enumerated.item[1] > reg.enum_c - 1U) 506 return -EINVAL; 507 val = (ucontrol->value.enumerated.item[0] << 8) | 508 (ucontrol->value.enumerated.item[1] << 0); 509 } 510 else 511 { 512 if (ucontrol->value.enumerated.item[0] > reg.enum_c - 1U) 513 return -EINVAL; 514 val &= ~((reg.enum_c - 1) << reg.lchan_shift); 515 val |= (ucontrol->value.enumerated.item[0] << reg.lchan_shift); 516 } 517 outw(val, chip->mixer_port + reg.reg); 518 nreg = val; 519 520 snd_azf3328_dbgmixer("put_enum: %02x to %04x, oreg %04x\n", reg.reg, val, oreg); 521 return (nreg != oreg); 522 } 523 524 static snd_kcontrol_new_t snd_azf3328_mixer_controls[] __devinitdata = { 525 AZF3328_MIXER_SWITCH("Master Playback Switch", IDX_MIXER_PLAY_MASTER, 15, 1), 526 AZF3328_MIXER_VOL_STEREO("Master Playback Volume", IDX_MIXER_PLAY_MASTER, 0x1f, 1), 527 AZF3328_MIXER_SWITCH("Wave Playback Switch", IDX_MIXER_WAVEOUT, 15, 1), 528 AZF3328_MIXER_VOL_STEREO("Wave Playback Volume", IDX_MIXER_WAVEOUT, 0x1f, 1), 529 AZF3328_MIXER_SWITCH("Wave Playback 3D Bypass", IDX_MIXER_ADVCTL2, 7, 1), 530 AZF3328_MIXER_SWITCH("FM Playback Switch", IDX_MIXER_FMSYNTH, 15, 1), 531 AZF3328_MIXER_VOL_STEREO("FM Playback Volume", IDX_MIXER_FMSYNTH, 0x1f, 1), 532 AZF3328_MIXER_SWITCH("CD Playback Switch", IDX_MIXER_CDAUDIO, 15, 1), 533 AZF3328_MIXER_VOL_STEREO("CD Playback Volume", IDX_MIXER_CDAUDIO, 0x1f, 1), 534 AZF3328_MIXER_SWITCH("Capture Switch", IDX_MIXER_REC_VOLUME, 15, 1), 535 AZF3328_MIXER_VOL_STEREO("Capture Volume", IDX_MIXER_REC_VOLUME, 0x0f, 0), 536 AZF3328_MIXER_ENUM("Capture Source", IDX_MIXER_REC_SELECT, 8, 0), 537 AZF3328_MIXER_SWITCH("Mic Playback Switch", IDX_MIXER_MIC, 15, 1), 538 AZF3328_MIXER_VOL_MONO("Mic Playback Volume", IDX_MIXER_MIC, 0x1f, 1), 539 AZF3328_MIXER_SWITCH("Mic Boost (+20dB)", IDX_MIXER_MIC, 6, 0), 540 AZF3328_MIXER_SWITCH("Line Playback Switch", IDX_MIXER_LINEIN, 15, 1), 541 AZF3328_MIXER_VOL_STEREO("Line Playback Volume", IDX_MIXER_LINEIN, 0x1f, 1), 542 AZF3328_MIXER_SWITCH("PCBeep Playback Switch", IDX_MIXER_PCBEEP, 15, 1), 543 AZF3328_MIXER_VOL_SPECIAL("PCBeep Playback Volume", IDX_MIXER_PCBEEP, 0x0f, 1, 1), 544 AZF3328_MIXER_SWITCH("Video Playback Switch", IDX_MIXER_VIDEO, 15, 1), 545 AZF3328_MIXER_VOL_STEREO("Video Playback Volume", IDX_MIXER_VIDEO, 0x1f, 1), 546 AZF3328_MIXER_SWITCH("Aux Playback Switch", IDX_MIXER_AUX, 15, 1), 547 AZF3328_MIXER_VOL_STEREO("Aux Playback Volume", IDX_MIXER_AUX, 0x1f, 1), 548 AZF3328_MIXER_SWITCH("Modem Playback Switch", IDX_MIXER_MODEMOUT, 15, 1), 549 AZF3328_MIXER_VOL_MONO("Modem Playback Volume", IDX_MIXER_MODEMOUT, 0x1f, 1), 550 AZF3328_MIXER_SWITCH("Modem Capture Switch", IDX_MIXER_MODEMIN, 15, 1), 551 AZF3328_MIXER_VOL_MONO("Modem Capture Volume", IDX_MIXER_MODEMIN, 0x1f, 1), 552 AZF3328_MIXER_ENUM("Modem Out Select", IDX_MIXER_ADVCTL2, 2, 8), 553 AZF3328_MIXER_ENUM("Mono Select Source", IDX_MIXER_ADVCTL2, 2, 9), 554 AZF3328_MIXER_VOL_SPECIAL("Tone Control - Treble", IDX_MIXER_BASSTREBLE, 0x07, 1, 0), 555 AZF3328_MIXER_VOL_SPECIAL("Tone Control - Bass", IDX_MIXER_BASSTREBLE, 0x07, 9, 0), 556 AZF3328_MIXER_SWITCH("3D Control - Toggle", IDX_MIXER_ADVCTL2, 13, 0), 557 AZF3328_MIXER_VOL_SPECIAL("3D Control - Volume", IDX_MIXER_ADVCTL1, 0x07, 1, 0), /* "3D Width" */ 558 AZF3328_MIXER_VOL_SPECIAL("3D Control - Space", IDX_MIXER_ADVCTL1, 0x03, 8, 0), /* "Hifi 3D" */ 559 #if MIXER_TESTING 560 AZF3328_MIXER_SWITCH("0", IDX_MIXER_ADVCTL2, 0, 0), 561 AZF3328_MIXER_SWITCH("1", IDX_MIXER_ADVCTL2, 1, 0), 562 AZF3328_MIXER_SWITCH("2", IDX_MIXER_ADVCTL2, 2, 0), 563 AZF3328_MIXER_SWITCH("3", IDX_MIXER_ADVCTL2, 3, 0), 564 AZF3328_MIXER_SWITCH("4", IDX_MIXER_ADVCTL2, 4, 0), 565 AZF3328_MIXER_SWITCH("5", IDX_MIXER_ADVCTL2, 5, 0), 566 AZF3328_MIXER_SWITCH("6", IDX_MIXER_ADVCTL2, 6, 0), 567 AZF3328_MIXER_SWITCH("7", IDX_MIXER_ADVCTL2, 7, 0), 568 AZF3328_MIXER_SWITCH("8", IDX_MIXER_ADVCTL2, 8, 0), 569 AZF3328_MIXER_SWITCH("9", IDX_MIXER_ADVCTL2, 9, 0), 570 AZF3328_MIXER_SWITCH("10", IDX_MIXER_ADVCTL2, 10, 0), 571 AZF3328_MIXER_SWITCH("11", IDX_MIXER_ADVCTL2, 11, 0), 572 AZF3328_MIXER_SWITCH("12", IDX_MIXER_ADVCTL2, 12, 0), 573 AZF3328_MIXER_SWITCH("13", IDX_MIXER_ADVCTL2, 13, 0), 574 AZF3328_MIXER_SWITCH("14", IDX_MIXER_ADVCTL2, 14, 0), 575 AZF3328_MIXER_SWITCH("15", IDX_MIXER_ADVCTL2, 15, 0), 576 #endif 577 }; 578 579 #define AZF3328_INIT_VALUES (sizeof(snd_azf3328_init_values)/sizeof(unsigned int)/2) 580 581 static unsigned int snd_azf3328_init_values[][2] = { 582 { IDX_MIXER_PLAY_MASTER, MIXER_MUTE_MASK|0x1f1f }, 583 { IDX_MIXER_MODEMOUT, MIXER_MUTE_MASK|0x1f1f }, 584 { IDX_MIXER_BASSTREBLE, 0x0000 }, 585 { IDX_MIXER_PCBEEP, MIXER_MUTE_MASK|0x1f1f }, 586 { IDX_MIXER_MODEMIN, MIXER_MUTE_MASK|0x1f1f }, 587 { IDX_MIXER_MIC, MIXER_MUTE_MASK|0x001f }, 588 { IDX_MIXER_LINEIN, MIXER_MUTE_MASK|0x1f1f }, 589 { IDX_MIXER_CDAUDIO, MIXER_MUTE_MASK|0x1f1f }, 590 { IDX_MIXER_VIDEO, MIXER_MUTE_MASK|0x1f1f }, 591 { IDX_MIXER_AUX, MIXER_MUTE_MASK|0x1f1f }, 592 { IDX_MIXER_WAVEOUT, MIXER_MUTE_MASK|0x1f1f }, 593 { IDX_MIXER_FMSYNTH, MIXER_MUTE_MASK|0x1f1f }, 594 { IDX_MIXER_REC_VOLUME, MIXER_MUTE_MASK|0x0707 }, 595 }; 596 597 static int __devinit snd_azf3328_mixer_new(azf3328_t *chip) 598 { 599 snd_card_t *card; 600 snd_kcontrol_new_t *sw; 601 unsigned int idx; 602 int err; 603 604 snd_azf3328_dbgcallenter(); 605 snd_assert(chip != NULL && chip->card != NULL, return -EINVAL); 606 607 card = chip->card; 608 609 /* mixer reset */ 610 snd_azf3328_mixer_write(chip, IDX_MIXER_RESET, 0x0, WORD_VALUE); 611 612 /* mute and zero volume channels */ 613 for (idx = 0; idx < AZF3328_INIT_VALUES; idx++) { 614 snd_azf3328_mixer_write(chip, snd_azf3328_init_values[idx][0], snd_azf3328_init_values[idx][1], WORD_VALUE); 615 } 616 617 /* add mixer controls */ 618 sw = snd_azf3328_mixer_controls; 619 for (idx = 0; idx < ARRAY_SIZE(snd_azf3328_mixer_controls); idx++, sw++) { 620 if ((err = snd_ctl_add(chip->card, snd_ctl_new1(sw, chip))) < 0) 621 return err; 622 } 623 snd_component_add(card, "AZF3328 mixer"); 624 strcpy(card->mixername, "AZF3328 mixer"); 625 626 snd_azf3328_dbgcallleave(); 627 return 0; 628 } 629 630 static int snd_azf3328_hw_params(snd_pcm_substream_t * substream, 631 snd_pcm_hw_params_t * hw_params) 632 { 633 int res; 634 snd_azf3328_dbgcallenter(); 635 res = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); 636 snd_azf3328_dbgcallleave(); 637 return res; 638 } 639 640 static int snd_azf3328_hw_free(snd_pcm_substream_t * substream) 641 { 642 snd_azf3328_dbgcallenter(); 643 snd_pcm_lib_free_pages(substream); 644 snd_azf3328_dbgcallleave(); 645 return 0; 646 } 647 648 static void snd_azf3328_setfmt(azf3328_t *chip, 649 unsigned int reg, 650 unsigned int bitrate, 651 unsigned int format_width, 652 unsigned int channels 653 ) 654 { 655 unsigned int val = 0xff00; 656 unsigned long flags; 657 658 snd_azf3328_dbgcallenter(); 659 switch (bitrate) { 660 case 5512: val |= 0x0d; break; /* the AZF3328 names it "5510" for some strange reason */ 661 case 6620: val |= 0x0b; break; 662 case 8000: val |= 0x00; break; 663 case 9600: val |= 0x08; break; 664 case 11025: val |= 0x01; break; 665 case 16000: val |= 0x02; break; 666 case 22050: val |= 0x03; break; 667 case 32000: val |= 0x04; break; 668 case 44100: val |= 0x05; break; 669 case 48000: val |= 0x06; break; 670 case 64000: val |= 0x07; break; 671 default: 672 snd_printk("unknown bitrate %d, assuming 44.1kHz!\n", bitrate); 673 val |= 0x05; /* 44100 */ 674 break; 675 } 676 /* val = 0xff07; 3m27.993s (65301Hz; -> 64000Hz???) */ 677 /* val = 0xff09; 17m15.098s (13123,478Hz; -> 12000Hz???) */ 678 /* val = 0xff0a; 47m30.599s (4764,891Hz; -> 4800Hz???) */ 679 /* val = 0xff0c; 57m0.510s (4010,263Hz; -> 4000Hz???) */ 680 /* val = 0xff05; 5m11.556s (... -> 44100Hz) */ 681 /* val = 0xff03; 10m21.529s (21872,463Hz; -> 22050Hz???) */ 682 /* val = 0xff0f; 20m41.883s (10937,993Hz; -> 11025Hz???) */ 683 /* val = 0xff0d; 41m23.135s (5523,600Hz; -> 5512Hz???) */ 684 /* val = 0xff0e; 28m30.777s (8017Hz; -> 8000Hz???) */ 685 if (channels == 2) 686 val |= SOUNDFORMAT_FLAG_2CHANNELS; 687 688 if (format_width == 16) 689 val |= SOUNDFORMAT_FLAG_16BIT; 690 691 spin_lock_irqsave(&chip->reg_lock, flags); 692 693 /* set bitrate/format */ 694 outw(val, chip->codec_port+reg); 695 696 /* changing the bitrate/format settings switches off the 697 * audio output with an annoying click in case of 8/16bit format change 698 * (maybe shutting down DAC/ADC?), thus immediately 699 * do some tweaking to reenable it and get rid of the clicking 700 * (FIXME: yes, it works, but what exactly am I doing here?? :) 701 * FIXME: does this have some side effects for full-duplex 702 * or other dramatic side effects? */ 703 if (reg == IDX_IO_PLAY_SOUNDFORMAT) /* only do it for playback */ 704 outw(inw(chip->codec_port + IDX_IO_PLAY_FLAGS)|DMA_PLAY_SOMETHING1|DMA_PLAY_SOMETHING2|SOMETHING_ALMOST_ALWAYS_SET|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_PLAY_FLAGS); 705 706 spin_unlock_irqrestore(&chip->reg_lock, flags); 707 snd_azf3328_dbgcallleave(); 708 } 709 710 static void snd_azf3328_setdmaa(azf3328_t *chip, 711 long unsigned int addr, 712 unsigned int count, 713 unsigned int size, 714 int do_recording) 715 { 716 long unsigned int addr1; 717 long unsigned int addr2; 718 unsigned int count1; 719 unsigned int count2; 720 unsigned long flags; 721 int reg_offs = do_recording ? 0x20 : 0x00; 722 723 snd_azf3328_dbgcallenter(); 724 /* AZF3328 uses a two buffer pointer DMA playback approach */ 725 if (!chip->is_playing) 726 { 727 addr1 = addr; 728 addr2 = addr+(size/2); 729 count1 = (size/2)-1; 730 count2 = (size/2)-1; 731 #if DEBUG_PLAY_REC 732 snd_azf3328_dbgplay("setting dma: buf1 %08lx[%d], buf2 %08lx[%d]\n", addr1, count1, addr2, count2); 733 #endif 734 spin_lock_irqsave(&chip->reg_lock, flags); 735 outl(addr1, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_START_1); 736 outl(addr2, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_START_2); 737 outw(count1, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_LEN_1); 738 outw(count2, chip->codec_port+reg_offs+IDX_IO_PLAY_DMA_LEN_2); 739 spin_unlock_irqrestore(&chip->reg_lock, flags); 740 } 741 snd_azf3328_dbgcallleave(); 742 } 743 744 static int snd_azf3328_playback_prepare(snd_pcm_substream_t *substream) 745 { 746 #if 0 747 azf3328_t *chip = snd_pcm_substream_chip(substream); 748 snd_pcm_runtime_t *runtime = substream->runtime; 749 unsigned int size = snd_pcm_lib_buffer_bytes(substream); 750 unsigned int count = snd_pcm_lib_period_bytes(substream); 751 #endif 752 753 snd_azf3328_dbgcallenter(); 754 #if 0 755 snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); 756 snd_azf3328_setdmaa(chip, runtime->dma_addr, count, size, 0); 757 #endif 758 snd_azf3328_dbgcallleave(); 759 return 0; 760 } 761 762 static int snd_azf3328_capture_prepare(snd_pcm_substream_t * substream) 763 { 764 #if 0 765 azf3328_t *chip = snd_pcm_substream_chip(substream); 766 snd_pcm_runtime_t *runtime = substream->runtime; 767 unsigned int size = snd_pcm_lib_buffer_bytes(substream); 768 unsigned int count = snd_pcm_lib_period_bytes(substream); 769 #endif 770 771 snd_azf3328_dbgcallenter(); 772 #if 0 773 snd_azf3328_setfmt(chip, IDX_IO_REC_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); 774 snd_azf3328_setdmaa(chip, runtime->dma_addr, count, size, 1); 775 #endif 776 snd_azf3328_dbgcallleave(); 777 return 0; 778 } 779 780 static int snd_azf3328_playback_trigger(snd_pcm_substream_t * substream, int cmd) 781 { 782 azf3328_t *chip = snd_pcm_substream_chip(substream); 783 snd_pcm_runtime_t *runtime = substream->runtime; 784 int result = 0; 785 unsigned int status1; 786 787 snd_azf3328_dbgcalls("snd_azf3328_playback_trigger cmd %d\n", cmd); 788 switch (cmd) { 789 case SNDRV_PCM_TRIGGER_START: 790 791 snd_azf3328_dbgio(chip, "trigger1"); 792 793 /* mute WaveOut */ 794 snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 1); 795 796 snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); 797 798 spin_lock(&chip->reg_lock); 799 /* stop playback */ 800 status1 = inw(chip->codec_port+IDX_IO_PLAY_FLAGS); 801 status1 &= ~DMA_RESUME; 802 outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); 803 804 /* FIXME: clear interrupts or what??? */ 805 outw(0xffff, chip->codec_port+IDX_IO_PLAY_IRQMASK); 806 spin_unlock(&chip->reg_lock); 807 808 snd_azf3328_setdmaa(chip, runtime->dma_addr, snd_pcm_lib_period_bytes(substream), snd_pcm_lib_buffer_bytes(substream), 0); 809 810 spin_lock(&chip->reg_lock); 811 #ifdef WIN9X 812 /* FIXME: enable playback/recording??? */ 813 status1 |= DMA_PLAY_SOMETHING1 | DMA_PLAY_SOMETHING2; 814 outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); 815 816 /* start playback again */ 817 /* FIXME: what is this value (0x0010)??? */ 818 status1 |= DMA_RESUME | DMA_EPILOGUE_SOMETHING; 819 outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); 820 #else /* NT4 */ 821 outw(0x00, chip->codec_port+IDX_IO_PLAY_FLAGS); 822 outw(DMA_PLAY_SOMETHING1, chip->codec_port+IDX_IO_PLAY_FLAGS); 823 outw(DMA_PLAY_SOMETHING1|DMA_PLAY_SOMETHING2, chip->codec_port+IDX_IO_PLAY_FLAGS); 824 outw(DMA_RESUME|SOMETHING_ALMOST_ALWAYS_SET|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port+IDX_IO_PLAY_FLAGS); 825 #endif 826 spin_unlock(&chip->reg_lock); 827 828 /* now unmute WaveOut */ 829 snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 0); 830 831 snd_azf3328_dbgio(chip, "trigger2"); 832 chip->is_playing = 1; 833 break; 834 case SNDRV_PCM_TRIGGER_STOP: 835 /* mute WaveOut */ 836 snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 1); 837 838 spin_lock(&chip->reg_lock); 839 /* stop playback */ 840 status1 = inw(chip->codec_port+IDX_IO_PLAY_FLAGS); 841 842 status1 &= ~DMA_RESUME; 843 outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); 844 845 status1 |= DMA_PLAY_SOMETHING1; 846 outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); 847 848 status1 &= ~DMA_PLAY_SOMETHING1; 849 outw(status1, chip->codec_port+IDX_IO_PLAY_FLAGS); 850 spin_unlock(&chip->reg_lock); 851 852 /* now unmute WaveOut */ 853 snd_azf3328_mixer_set_mute(chip, IDX_MIXER_WAVEOUT, 0); 854 chip->is_playing = 0; 855 break; 856 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 857 snd_printk("FIXME: SNDRV_PCM_TRIGGER_PAUSE_PUSH NIY!\n"); 858 break; 859 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 860 snd_printk("FIXME: SNDRV_PCM_TRIGGER_PAUSE_RELEASE NIY!\n"); 861 break; 862 default: 863 return -EINVAL; 864 } 865 866 snd_azf3328_dbgcallleave(); 867 return result; 868 } 869 870 /* this is just analogous to playback; I'm not quite sure whether recording 871 * should actually be triggered like that */ 872 static int snd_azf3328_capture_trigger(snd_pcm_substream_t * substream, int cmd) 873 { 874 azf3328_t *chip = snd_pcm_substream_chip(substream); 875 snd_pcm_runtime_t *runtime = substream->runtime; 876 int result = 0; 877 unsigned int status1; 878 879 snd_azf3328_dbgcalls("snd_azf3328_capture_trigger cmd %d\n", cmd); 880 switch (cmd) { 881 case SNDRV_PCM_TRIGGER_START: 882 883 snd_azf3328_dbgio(chip, "trigger1"); 884 885 snd_azf3328_setfmt(chip, IDX_IO_REC_SOUNDFORMAT, runtime->rate, snd_pcm_format_width(runtime->format), runtime->channels); 886 887 spin_lock(&chip->reg_lock); 888 /* stop recording */ 889 status1 = inw(chip->codec_port+IDX_IO_REC_FLAGS); 890 status1 &= ~DMA_RESUME; 891 outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); 892 893 /* FIXME: clear interrupts or what??? */ 894 outw(0xffff, chip->codec_port+IDX_IO_REC_IRQMASK); 895 spin_unlock(&chip->reg_lock); 896 897 snd_azf3328_setdmaa(chip, runtime->dma_addr, snd_pcm_lib_period_bytes(substream), snd_pcm_lib_buffer_bytes(substream), 1); 898 899 spin_lock(&chip->reg_lock); 900 #ifdef WIN9X 901 /* FIXME: enable playback/recording??? */ 902 status1 |= DMA_PLAY_SOMETHING1 | DMA_PLAY_SOMETHING2; 903 outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); 904 905 /* start playback again */ 906 /* FIXME: what is this value (0x0010)??? */ 907 status1 |= DMA_RESUME | DMA_EPILOGUE_SOMETHING; 908 outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); 909 #else 910 outw(0x00, chip->codec_port+IDX_IO_REC_FLAGS); 911 outw(DMA_PLAY_SOMETHING1, chip->codec_port+IDX_IO_REC_FLAGS); 912 outw(DMA_PLAY_SOMETHING1|DMA_PLAY_SOMETHING2, chip->codec_port+IDX_IO_REC_FLAGS); 913 outw(DMA_RESUME|SOMETHING_ALMOST_ALWAYS_SET|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port+IDX_IO_REC_FLAGS); 914 #endif 915 spin_unlock(&chip->reg_lock); 916 917 snd_azf3328_dbgio(chip, "trigger2"); 918 chip->is_playing = 1; 919 break; 920 case SNDRV_PCM_TRIGGER_STOP: 921 spin_lock(&chip->reg_lock); 922 /* stop recording */ 923 status1 = inw(chip->codec_port+IDX_IO_REC_FLAGS); 924 925 status1 &= ~DMA_RESUME; 926 outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); 927 928 status1 |= DMA_PLAY_SOMETHING1; 929 outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); 930 931 status1 &= ~DMA_PLAY_SOMETHING1; 932 outw(status1, chip->codec_port+IDX_IO_REC_FLAGS); 933 spin_unlock(&chip->reg_lock); 934 935 chip->is_playing = 0; 936 break; 937 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 938 snd_printk("FIXME: SNDRV_PCM_TRIGGER_PAUSE_PUSH NIY!\n"); 939 break; 940 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 941 snd_printk("FIXME: SNDRV_PCM_TRIGGER_PAUSE_RELEASE NIY!\n"); 942 break; 943 default: 944 return -EINVAL; 945 } 946 947 snd_azf3328_dbgcallleave(); 948 return result; 949 } 950 951 static snd_pcm_uframes_t snd_azf3328_playback_pointer(snd_pcm_substream_t * substream) 952 { 953 azf3328_t *chip = snd_pcm_substream_chip(substream); 954 unsigned long bufptr, playptr; 955 unsigned long result; 956 snd_pcm_uframes_t frmres; 957 958 #ifdef QUERY_HARDWARE 959 bufptr = inl(chip->codec_port+IDX_IO_PLAY_DMA_START_1); 960 #else 961 bufptr = substream->runtime->dma_addr; 962 #endif 963 playptr = inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS); 964 965 result = playptr - bufptr; 966 frmres = bytes_to_frames( substream->runtime, result ); 967 snd_azf3328_dbgplay("result %lx, playptr %lx (base %x), frames %ld\n", result, playptr, substream->runtime->dma_addr, frmres); 968 return frmres; 969 } 970 971 static snd_pcm_uframes_t snd_azf3328_capture_pointer(snd_pcm_substream_t * substream) 972 { 973 azf3328_t *chip = snd_pcm_substream_chip(substream); 974 unsigned long bufptr, recptr; 975 unsigned long result; 976 snd_pcm_uframes_t frmres; 977 978 #ifdef QUERY_HARDWARE 979 bufptr = inl(chip->codec_port+IDX_IO_REC_DMA_START_1); 980 #else 981 bufptr = substream->runtime->dma_addr; 982 #endif 983 recptr = inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS); 984 985 result = recptr - bufptr; 986 frmres = bytes_to_frames( substream->runtime, result ); 987 snd_azf3328_dbgplay("result %lx, rec ptr %lx (base %x), frames %ld\n", result, recptr, substream->runtime->dma_addr, frmres); 988 return frmres; 989 } 990 991 static irqreturn_t snd_azf3328_interrupt(int irq, void *dev_id, struct pt_regs *regs) 992 { 993 azf3328_t *chip = dev_id; 994 unsigned int status, which; 995 static unsigned long count; 996 997 status = inw(chip->codec_port+IDX_IO_IRQSTATUS); 998 999 /* fast path out, to ease interrupt sharing */ 1000 if (!(status & (IRQ_PLAYBACK|IRQ_RECORDING|IRQ_MPU401|IRQ_SOMEIRQ))) 1001 return IRQ_NONE; /* must be interrupt for another device */ 1002 1003 snd_azf3328_dbgplay("Interrupt %ld!\nIDX_IO_PLAY_FLAGS %04x, IDX_IO_PLAY_IRQMASK %04x, IDX_IO_IRQSTATUS %04x\n", count, inw(chip->codec_port+IDX_IO_PLAY_FLAGS), inw(chip->codec_port+IDX_IO_PLAY_IRQMASK), inw(chip->codec_port+IDX_IO_IRQSTATUS)); 1004 1005 if (status & IRQ_PLAYBACK) 1006 { 1007 spin_lock(&chip->reg_lock); 1008 which = inw(chip->codec_port+IDX_IO_PLAY_IRQMASK); 1009 if (which & IRQ_FINISHED_PLAYBUF_1) 1010 /* ack IRQ */ 1011 outw(which | IRQ_FINISHED_PLAYBUF_1, chip->codec_port+IDX_IO_PLAY_IRQMASK); 1012 if (which & IRQ_FINISHED_PLAYBUF_2) 1013 /* ack IRQ */ 1014 outw(which | IRQ_FINISHED_PLAYBUF_2, chip->codec_port+IDX_IO_PLAY_IRQMASK); 1015 if (which & IRQ_PLAY_SOMETHING) 1016 { 1017 snd_azf3328_dbgplay("azt3328: unknown play IRQ type occurred, please report!\n"); 1018 } 1019 if (chip->pcm && chip->playback_substream) 1020 { 1021 snd_azf3328_dbgplay("which %x, playptr %lx\n", which, inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS)); 1022 snd_pcm_period_elapsed(chip->playback_substream); 1023 snd_azf3328_dbgplay("period done, playptr %lx.\n", inl(chip->codec_port+IDX_IO_PLAY_DMA_CURRPOS)); 1024 } 1025 else 1026 snd_azf3328_dbgplay("azt3328: ouch, irq handler problem!\n"); 1027 spin_unlock(&chip->reg_lock); 1028 } 1029 if (status & IRQ_RECORDING) 1030 { 1031 spin_lock(&chip->reg_lock); 1032 which = inw(chip->codec_port+IDX_IO_REC_IRQMASK); 1033 if (which & IRQ_FINISHED_RECBUF_1) 1034 /* ack interrupt */ 1035 outw(which | IRQ_FINISHED_RECBUF_1, chip->codec_port+IDX_IO_REC_IRQMASK); 1036 if (which & IRQ_FINISHED_RECBUF_2) 1037 /* ack interrupt */ 1038 outw(which | IRQ_FINISHED_RECBUF_2, chip->codec_port+IDX_IO_REC_IRQMASK); 1039 if (which & IRQ_REC_SOMETHING) 1040 { 1041 snd_azf3328_dbgplay("azt3328: unknown rec IRQ type occurred, please report!\n"); 1042 } 1043 if (chip->pcm && chip->capture_substream) 1044 { 1045 snd_azf3328_dbgplay("which %x, recptr %lx\n", which, inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS)); 1046 spin_unlock(&chip->reg_lock); 1047 snd_pcm_period_elapsed(chip->capture_substream); 1048 spin_lock(&chip->reg_lock); 1049 snd_azf3328_dbgplay("period done, recptr %lx.\n", inl(chip->codec_port+IDX_IO_REC_DMA_CURRPOS)); 1050 } 1051 spin_unlock(&chip->reg_lock); 1052 } 1053 if (status & IRQ_MPU401) 1054 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data, regs); 1055 if (status & IRQ_SOMEIRQ) 1056 snd_azf3328_dbgplay("azt3328: unknown IRQ type occurred, please report!\n"); 1057 count++; 1058 return IRQ_HANDLED; 1059 } 1060 1061 /*****************************************************************/ 1062 1063 static snd_pcm_hardware_t snd_azf3328_playback = 1064 { 1065 /* FIXME!! Correct? */ 1066 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1067 SNDRV_PCM_INFO_MMAP_VALID), 1068 .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | 1069 SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE, 1070 .rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_64000 | SNDRV_PCM_RATE_KNOT, 1071 .rate_min = 5512, 1072 .rate_max = 64000, 1073 .channels_min = 1, 1074 .channels_max = 2, 1075 .buffer_bytes_max = 65536, 1076 .period_bytes_min = 64, 1077 .period_bytes_max = 65536, 1078 .periods_min = 1, 1079 .periods_max = 1024, 1080 /* FIXME: maybe that card actually has a FIFO? 1081 * Hmm, it seems newer revisions do have one, but we still don't know 1082 * its size... */ 1083 .fifo_size = 0, 1084 }; 1085 1086 static snd_pcm_hardware_t snd_azf3328_capture = 1087 { 1088 /* FIXME */ 1089 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | 1090 SNDRV_PCM_INFO_MMAP_VALID), 1091 .formats = SNDRV_PCM_FMTBIT_S8 | SNDRV_PCM_FMTBIT_U8 | 1092 SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE, 1093 .rates = SNDRV_PCM_RATE_8000_48000 | SNDRV_PCM_RATE_64000 | SNDRV_PCM_RATE_KNOT, 1094 .rate_min = 5512, 1095 .rate_max = 64000, 1096 .channels_min = 1, 1097 .channels_max = 2, 1098 .buffer_bytes_max = 65536, 1099 .period_bytes_min = 64, 1100 .period_bytes_max = 65536, 1101 .periods_min = 1, 1102 .periods_max = 1024, 1103 .fifo_size = 0, 1104 }; 1105 1106 1107 static unsigned int snd_azf3328_fixed_rates[] = { 1108 5512, 6620, 8000, 9600, 11025, 16000, 22050, 32000, 44100, 48000, 64000 1109 }; 1110 static snd_pcm_hw_constraint_list_t snd_azf3328_hw_constraints_rates = { 1111 .count = ARRAY_SIZE(snd_azf3328_fixed_rates), 1112 .list = snd_azf3328_fixed_rates, 1113 .mask = 0, 1114 }; 1115 1116 /*****************************************************************/ 1117 1118 static int snd_azf3328_playback_open(snd_pcm_substream_t * substream) 1119 { 1120 azf3328_t *chip = snd_pcm_substream_chip(substream); 1121 snd_pcm_runtime_t *runtime = substream->runtime; 1122 1123 snd_azf3328_dbgcallenter(); 1124 chip->playback_substream = substream; 1125 runtime->hw = snd_azf3328_playback; 1126 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 1127 &snd_azf3328_hw_constraints_rates); 1128 snd_azf3328_dbgcallleave(); 1129 return 0; 1130 } 1131 1132 static int snd_azf3328_capture_open(snd_pcm_substream_t * substream) 1133 { 1134 azf3328_t *chip = snd_pcm_substream_chip(substream); 1135 snd_pcm_runtime_t *runtime = substream->runtime; 1136 1137 snd_azf3328_dbgcallenter(); 1138 chip->capture_substream = substream; 1139 runtime->hw = snd_azf3328_capture; 1140 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 1141 &snd_azf3328_hw_constraints_rates); 1142 snd_azf3328_dbgcallleave(); 1143 return 0; 1144 } 1145 1146 static int snd_azf3328_playback_close(snd_pcm_substream_t * substream) 1147 { 1148 azf3328_t *chip = snd_pcm_substream_chip(substream); 1149 1150 snd_azf3328_dbgcallenter(); 1151 1152 chip->playback_substream = NULL; 1153 snd_azf3328_dbgcallleave(); 1154 return 0; 1155 } 1156 1157 static int snd_azf3328_capture_close(snd_pcm_substream_t * substream) 1158 { 1159 azf3328_t *chip = snd_pcm_substream_chip(substream); 1160 1161 snd_azf3328_dbgcallenter(); 1162 chip->capture_substream = NULL; 1163 snd_azf3328_dbgcallleave(); 1164 return 0; 1165 } 1166 1167 /******************************************************************/ 1168 1169 static snd_pcm_ops_t snd_azf3328_playback_ops = { 1170 .open = snd_azf3328_playback_open, 1171 .close = snd_azf3328_playback_close, 1172 .ioctl = snd_pcm_lib_ioctl, 1173 .hw_params = snd_azf3328_hw_params, 1174 .hw_free = snd_azf3328_hw_free, 1175 .prepare = snd_azf3328_playback_prepare, 1176 .trigger = snd_azf3328_playback_trigger, 1177 .pointer = snd_azf3328_playback_pointer 1178 }; 1179 1180 static snd_pcm_ops_t snd_azf3328_capture_ops = { 1181 .open = snd_azf3328_capture_open, 1182 .close = snd_azf3328_capture_close, 1183 .ioctl = snd_pcm_lib_ioctl, 1184 .hw_params = snd_azf3328_hw_params, 1185 .hw_free = snd_azf3328_hw_free, 1186 .prepare = snd_azf3328_capture_prepare, 1187 .trigger = snd_azf3328_capture_trigger, 1188 .pointer = snd_azf3328_capture_pointer 1189 }; 1190 1191 static void snd_azf3328_pcm_free(snd_pcm_t *pcm) 1192 { 1193 azf3328_t *chip = pcm->private_data; 1194 chip->pcm = NULL; 1195 snd_pcm_lib_preallocate_free_for_all(pcm); 1196 } 1197 1198 static int __devinit snd_azf3328_pcm(azf3328_t *chip, int device) 1199 { 1200 snd_pcm_t *pcm; 1201 int err; 1202 1203 snd_azf3328_dbgcallenter(); 1204 if ((err = snd_pcm_new(chip->card, "AZF3328 DSP", device, 1, 1, &pcm)) < 0) 1205 return err; 1206 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_azf3328_playback_ops); 1207 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_azf3328_capture_ops); 1208 1209 pcm->private_data = chip; 1210 pcm->private_free = snd_azf3328_pcm_free; 1211 pcm->info_flags = 0; 1212 strcpy(pcm->name, chip->card->shortname); 1213 chip->pcm = pcm; 1214 1215 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 1216 snd_dma_pci_data(chip->pci), 64*1024, 64*1024); 1217 1218 snd_azf3328_dbgcallleave(); 1219 return 0; 1220 } 1221 1222 /******************************************************************/ 1223 1224 #ifdef SUPPORT_JOYSTICK 1225 static int __devinit snd_azf3328_config_joystick(azf3328_t *chip, int dev) 1226 { 1227 struct gameport *gp; 1228 struct resource *r; 1229 1230 if (!joystick[dev]) 1231 return -ENODEV; 1232 1233 if (!(r = request_region(0x200, 8, "AZF3328 gameport"))) { 1234 printk(KERN_WARNING "azt3328: cannot reserve joystick ports\n"); 1235 return -EBUSY; 1236 } 1237 1238 chip->gameport = gp = gameport_allocate_port(); 1239 if (!gp) { 1240 printk(KERN_ERR "azt3328: cannot allocate memory for gameport\n"); 1241 release_resource(r); 1242 kfree_nocheck(r); 1243 return -ENOMEM; 1244 } 1245 1246 gameport_set_name(gp, "AZF3328 Gameport"); 1247 gameport_set_phys(gp, "pci%s/gameport0", pci_name(chip->pci)); 1248 gameport_set_dev_parent(gp, &chip->pci->dev); 1249 gp->io = 0x200; 1250 gameport_set_port_data(gp, r); 1251 1252 snd_azf3328_io2_write(chip, IDX_IO2_LEGACY_ADDR, 1253 snd_azf3328_io2_read(chip, IDX_IO2_LEGACY_ADDR) | LEGACY_JOY); 1254 1255 gameport_register_port(chip->gameport); 1256 1257 return 0; 1258 } 1259 1260 static void snd_azf3328_free_joystick(azf3328_t *chip) 1261 { 1262 if (chip->gameport) { 1263 struct resource *r = gameport_get_port_data(chip->gameport); 1264 1265 gameport_unregister_port(chip->gameport); 1266 chip->gameport = NULL; 1267 /* disable gameport */ 1268 snd_azf3328_io2_write(chip, IDX_IO2_LEGACY_ADDR, 1269 snd_azf3328_io2_read(chip, IDX_IO2_LEGACY_ADDR) & ~LEGACY_JOY); 1270 release_resource(r); 1271 kfree_nocheck(r); 1272 } 1273 } 1274 #else 1275 static inline int snd_azf3328_config_joystick(azf3328_t *chip, int dev) { return -ENOSYS; } 1276 static inline void snd_azf3328_free_joystick(azf3328_t *chip) { } 1277 #endif 1278 1279 /******************************************************************/ 1280 1281 static int snd_azf3328_free(azf3328_t *chip) 1282 { 1283 if (chip->irq < 0) 1284 goto __end_hw; 1285 1286 /* reset (close) mixer */ 1287 snd_azf3328_mixer_set_mute(chip, IDX_MIXER_PLAY_MASTER, 1); /* first mute master volume */ 1288 snd_azf3328_mixer_write(chip, IDX_MIXER_RESET, 0x0, WORD_VALUE); 1289 1290 /* interrupt setup - mask everything */ 1291 /* FIXME */ 1292 1293 synchronize_irq(chip->irq); 1294 __end_hw: 1295 snd_azf3328_free_joystick(chip); 1296 if (chip->irq >= 0) 1297 free_irq(chip->irq, (void *)chip); 1298 pci_release_regions(chip->pci); 1299 pci_disable_device(chip->pci); 1300 1301 kfree(chip); 1302 return 0; 1303 } 1304 1305 static int snd_azf3328_dev_free(snd_device_t *device) 1306 { 1307 azf3328_t *chip = device->device_data; 1308 return snd_azf3328_free(chip); 1309 } 1310 1311 #if 0 1312 /* check whether a bit can be modified */ 1313 static void snd_azf3328_test_bit(unsigned int reg, int bit) 1314 { 1315 unsigned char val, valoff, valon; 1316 1317 val = inb(reg); 1318 1319 outb(val & ~(1 << bit), reg); 1320 valoff = inb(reg); 1321 1322 outb(val|(1 << bit), reg); 1323 valon = inb(reg); 1324 1325 outb(val, reg); 1326 1327 printk(KERN_ERR "reg %04x bit %d: %02x %02x %02x\n", reg, bit, val, valoff, valon); 1328 } 1329 #endif 1330 1331 static int __devinit snd_azf3328_create(snd_card_t * card, 1332 struct pci_dev *pci, 1333 unsigned long device_type, 1334 azf3328_t ** rchip) 1335 { 1336 azf3328_t *chip; 1337 int err; 1338 static snd_device_ops_t ops = { 1339 .dev_free = snd_azf3328_dev_free, 1340 }; 1341 u16 tmp; 1342 1343 *rchip = NULL; 1344 1345 if ((err = pci_enable_device(pci)) < 0) 1346 return err; 1347 1348 chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); 1349 if (chip == NULL) { 1350 pci_disable_device(pci); 1351 return -ENOMEM; 1352 } 1353 spin_lock_init(&chip->reg_lock); 1354 chip->card = card; 1355 chip->pci = pci; 1356 chip->irq = -1; 1357 1358 /* check if we can restrict PCI DMA transfers to 24 bits */ 1359 if (pci_set_dma_mask(pci, 0x00ffffff) < 0 || 1360 pci_set_consistent_dma_mask(pci, 0x00ffffff) < 0) { 1361 snd_printk("architecture does not support 24bit PCI busmaster DMA\n"); 1362 pci_disable_device(pci); 1363 return -ENXIO; 1364 } 1365 1366 if ((err = pci_request_regions(pci, "Aztech AZF3328")) < 0) { 1367 kfree(chip); 1368 pci_disable_device(pci); 1369 return err; 1370 } 1371 1372 chip->codec_port = pci_resource_start(pci, 0); 1373 chip->io2_port = pci_resource_start(pci, 1); 1374 chip->mpu_port = pci_resource_start(pci, 2); 1375 chip->synth_port = pci_resource_start(pci, 3); 1376 chip->mixer_port = pci_resource_start(pci, 4); 1377 1378 if (request_irq(pci->irq, snd_azf3328_interrupt, SA_INTERRUPT|SA_SHIRQ, card->shortname, (void *)chip)) { 1379 snd_printk("unable to grab IRQ %d\n", pci->irq); 1380 snd_azf3328_free(chip); 1381 return -EBUSY; 1382 } 1383 chip->irq = pci->irq; 1384 pci_set_master(pci); 1385 synchronize_irq(chip->irq); 1386 1387 snd_azf3328_dbgmisc("codec_port 0x%lx, io2_port 0x%lx, mpu_port 0x%lx, synth_port 0x%lx, mixer_port 0x%lx, irq %d\n", chip->codec_port, chip->io2_port, chip->mpu_port, chip->synth_port, chip->mixer_port, chip->irq); 1388 1389 snd_azf3328_dbgmisc("io2 %02x %02x %02x %02x %02x %02x\n", snd_azf3328_io2_read(chip, 0), snd_azf3328_io2_read(chip, 1), snd_azf3328_io2_read(chip, 2), snd_azf3328_io2_read(chip, 3), snd_azf3328_io2_read(chip, 4), snd_azf3328_io2_read(chip, 5)); 1390 1391 for (tmp=0; tmp <= 0x01; tmp += 1) 1392 snd_azf3328_dbgmisc("0x%02x: opl 0x%04x, mpu300 0x%04x, mpu310 0x%04x, mpu320 0x%04x, mpu330 0x%04x\n", tmp, inb(0x388 + tmp), inb(0x300 + tmp), inb(0x310 + tmp), inb(0x320 + tmp), inb(0x330 + tmp)); 1393 1394 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 1395 snd_azf3328_free(chip); 1396 return err; 1397 } 1398 1399 /* create mixer interface & switches */ 1400 if ((err = snd_azf3328_mixer_new(chip)) < 0) 1401 return err; 1402 1403 #if 0 1404 /* set very low bitrate to reduce noise and power consumption? */ 1405 snd_azf3328_setfmt(chip, IDX_IO_PLAY_SOUNDFORMAT, 5512, 8, 1); 1406 #endif 1407 1408 /* standard chip init stuff */ 1409 spin_lock_irq(&chip->reg_lock); 1410 outb(DMA_PLAY_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_PLAY_FLAGS); 1411 outb(DMA_PLAY_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_SOMETHING_FLAGS); 1412 outb(DMA_PLAY_SOMETHING2|DMA_EPILOGUE_SOMETHING|DMA_SOMETHING_ELSE, chip->codec_port + IDX_IO_REC_FLAGS); 1413 outb(0x0, chip->codec_port + IDX_IO_IRQ63H); 1414 1415 spin_unlock_irq(&chip->reg_lock); 1416 1417 snd_card_set_dev(card, &pci->dev); 1418 1419 *rchip = chip; 1420 return 0; 1421 } 1422 1423 static int __devinit snd_azf3328_probe(struct pci_dev *pci, 1424 const struct pci_device_id *pci_id) 1425 { 1426 static int dev; 1427 snd_card_t *card; 1428 azf3328_t *chip; 1429 opl3_t *opl3; 1430 int err; 1431 1432 snd_azf3328_dbgcallenter(); 1433 if (dev >= SNDRV_CARDS) 1434 return -ENODEV; 1435 if (!enable[dev]) { 1436 dev++; 1437 return -ENOENT; 1438 } 1439 1440 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0 ); 1441 if (card == NULL) 1442 return -ENOMEM; 1443 1444 strcpy(card->driver, "AZF3328"); 1445 strcpy(card->shortname, "Aztech AZF3328 (PCI168)"); 1446 1447 if ((err = snd_azf3328_create(card, pci, pci_id->driver_data, &chip)) < 0) { 1448 snd_card_free(card); 1449 return err; 1450 } 1451 1452 if ((err = snd_mpu401_uart_new( card, 0, MPU401_HW_MPU401, 1453 chip->mpu_port, 1, pci->irq, 0, 1454 &chip->rmidi)) < 0) { 1455 snd_printk("azf3328: no MPU-401 device at 0x%lx?\n", chip->mpu_port); 1456 snd_card_free(card); 1457 return err; 1458 } 1459 1460 if ((err = snd_azf3328_pcm(chip, 0)) < 0) { 1461 snd_card_free(card); 1462 return err; 1463 } 1464 1465 if (snd_opl3_create(card, chip->synth_port, chip->synth_port+2, 1466 OPL3_HW_AUTO, 1, &opl3) < 0) { 1467 snd_printk("azf3328: no OPL3 device at 0x%lx-0x%lx?\n", 1468 chip->synth_port, chip->synth_port+2 ); 1469 } else { 1470 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) { 1471 snd_card_free(card); 1472 return err; 1473 } 1474 } 1475 1476 snd_azf3328_dbgio(chip, "create"); 1477 1478 sprintf(card->longname, "%s at 0x%lx, irq %i", 1479 card->shortname, chip->codec_port, chip->irq); 1480 1481 if ((err = snd_card_register(card)) < 0) { 1482 snd_card_free(card); 1483 return err; 1484 } 1485 1486 #ifdef MODULE 1487 printk( 1488 "azt3328: Experimental driver for Aztech AZF3328-based soundcards such as PCI168.\n" 1489 "azt3328: ZERO support from Aztech: you might think hard about future purchase.\n" 1490 "azt3328: Feel free to contact hw7oshyuv3001@sneakemail.com for bug reports etc.!\n"); 1491 #endif 1492 1493 if (snd_azf3328_config_joystick(chip, dev) < 0) 1494 snd_azf3328_io2_write(chip, IDX_IO2_LEGACY_ADDR, 1495 snd_azf3328_io2_read(chip, IDX_IO2_LEGACY_ADDR) & ~LEGACY_JOY); 1496 1497 pci_set_drvdata(pci, card); 1498 dev++; 1499 1500 snd_azf3328_dbgcallleave(); 1501 return 0; 1502 } 1503 1504 static void __devexit snd_azf3328_remove(struct pci_dev *pci) 1505 { 1506 snd_azf3328_dbgcallenter(); 1507 snd_card_free(pci_get_drvdata(pci)); 1508 pci_set_drvdata(pci, NULL); 1509 snd_azf3328_dbgcallleave(); 1510 } 1511 1512 static struct pci_driver driver = { 1513 .name = "AZF3328", 1514 .id_table = snd_azf3328_ids, 1515 .probe = snd_azf3328_probe, 1516 .remove = __devexit_p(snd_azf3328_remove), 1517 }; 1518 1519 static int __init alsa_card_azf3328_init(void) 1520 { 1521 int err; 1522 snd_azf3328_dbgcallenter(); 1523 err = pci_module_init(&driver); 1524 snd_azf3328_dbgcallleave(); 1525 return err; 1526 } 1527 1528 static void __exit alsa_card_azf3328_exit(void) 1529 { 1530 snd_azf3328_dbgcallenter(); 1531 pci_unregister_driver(&driver); 1532 snd_azf3328_dbgcallleave(); 1533 } 1534 1535 module_init(alsa_card_azf3328_init) 1536 module_exit(alsa_card_azf3328_exit) 1537