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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 card-opti92x-ad1848.c - driver for OPTi 82c92x based soundcards.4 Copyright (C) 1998-2000 by Massimo Piccioni <dafastidio@libero.it>5 6 Part of this code was developed at the Italian Ministry of Air Defence,7 Sixth Division (oh, che pace ...), Rome.8 9 Thanks to Maria Grazia Pollarini, Salvatore Vassallo.10 11*/12 13 14#include <linux/init.h>15#include <linux/err.h>16#include <linux/isa.h>17#include <linux/delay.h>18#include <linux/pnp.h>19#include <linux/module.h>20#include <linux/io.h>21#include <asm/dma.h>22#include <sound/core.h>23#include <sound/tlv.h>24#include <sound/wss.h>25#include <sound/mpu401.h>26#include <sound/opl3.h>27#ifndef OPTi93X28#include <sound/opl4.h>29#endif30#define SNDRV_LEGACY_FIND_FREE_IOPORT31#define SNDRV_LEGACY_FIND_FREE_IRQ32#define SNDRV_LEGACY_FIND_FREE_DMA33#include <sound/initval.h>34 35MODULE_AUTHOR("Massimo Piccioni <dafastidio@libero.it>");36MODULE_LICENSE("GPL");37#ifdef OPTi93X38MODULE_DESCRIPTION("OPTi93X");39#else /* OPTi93X */40#ifdef CS423141MODULE_DESCRIPTION("OPTi92X - CS4231");42#else /* CS4231 */43MODULE_DESCRIPTION("OPTi92X - AD1848");44#endif /* CS4231 */45#endif /* OPTi93X */46 47static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */48static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */49//static bool enable = SNDRV_DEFAULT_ENABLE1; /* Enable this card */50#ifdef CONFIG_PNP51static bool isapnp = true; /* Enable ISA PnP detection */52#endif53static long port = SNDRV_DEFAULT_PORT1; /* 0x530,0xe80,0xf40,0x604 */54static long mpu_port = SNDRV_DEFAULT_PORT1; /* 0x300,0x310,0x320,0x330 */55static long fm_port = SNDRV_DEFAULT_PORT1; /* 0x388 */56static int irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10,11 */57static int mpu_irq = SNDRV_DEFAULT_IRQ1; /* 5,7,9,10 */58static int dma1 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */59#if defined(CS4231) || defined(OPTi93X)60static int dma2 = SNDRV_DEFAULT_DMA1; /* 0,1,3 */61#endif /* CS4231 || OPTi93X */62 63module_param(index, int, 0444);64MODULE_PARM_DESC(index, "Index value for opti9xx based soundcard.");65module_param(id, charp, 0444);66MODULE_PARM_DESC(id, "ID string for opti9xx based soundcard.");67//module_param(enable, bool, 0444);68//MODULE_PARM_DESC(enable, "Enable opti9xx soundcard.");69#ifdef CONFIG_PNP70module_param(isapnp, bool, 0444);71MODULE_PARM_DESC(isapnp, "Enable ISA PnP detection for specified soundcard.");72#endif73module_param_hw(port, long, ioport, 0444);74MODULE_PARM_DESC(port, "WSS port # for opti9xx driver.");75module_param_hw(mpu_port, long, ioport, 0444);76MODULE_PARM_DESC(mpu_port, "MPU-401 port # for opti9xx driver.");77module_param_hw(fm_port, long, ioport, 0444);78MODULE_PARM_DESC(fm_port, "FM port # for opti9xx driver.");79module_param_hw(irq, int, irq, 0444);80MODULE_PARM_DESC(irq, "WSS irq # for opti9xx driver.");81module_param_hw(mpu_irq, int, irq, 0444);82MODULE_PARM_DESC(mpu_irq, "MPU-401 irq # for opti9xx driver.");83module_param_hw(dma1, int, dma, 0444);84MODULE_PARM_DESC(dma1, "1st dma # for opti9xx driver.");85#if defined(CS4231) || defined(OPTi93X)86module_param_hw(dma2, int, dma, 0444);87MODULE_PARM_DESC(dma2, "2nd dma # for opti9xx driver.");88#endif /* CS4231 || OPTi93X */89 90#define OPTi9XX_HW_82C928 191#define OPTi9XX_HW_82C929 292#define OPTi9XX_HW_82C924 393#define OPTi9XX_HW_82C925 494#define OPTi9XX_HW_82C930 595#define OPTi9XX_HW_82C931 696#define OPTi9XX_HW_82C933 797#define OPTi9XX_HW_LAST OPTi9XX_HW_82C93398 99#define OPTi9XX_MC_REG(n) n100 101#ifdef OPTi93X102 103#define OPTi93X_STATUS 0x02104#define OPTi93X_PORT(chip, r) ((chip)->port + OPTi93X_##r)105 106#define OPTi93X_IRQ_PLAYBACK 0x04107#define OPTi93X_IRQ_CAPTURE 0x08108 109#endif /* OPTi93X */110 111struct snd_opti9xx {112 struct snd_card *card;113 unsigned short hardware;114 unsigned char password;115 char name[7];116 117 unsigned long mc_base;118 struct resource *res_mc_base;119 unsigned long mc_base_size;120#ifdef OPTi93X121 unsigned long mc_indir_index;122 struct resource *res_mc_indir;123#endif /* OPTi93X */124 struct snd_wss *codec;125 unsigned long pwd_reg;126 127 spinlock_t lock;128 129 long wss_base;130 int irq;131};132 133static int snd_opti9xx_pnp_is_probed;134 135#ifdef CONFIG_PNP136 137static const struct pnp_card_device_id snd_opti9xx_pnpids[] = {138#ifndef OPTi93X139 /* OPTi 82C924 */140 { .id = "OPT0924",141 .devs = { { "OPT0000" }, { "OPT0002" }, { "OPT0005" } },142 .driver_data = 0x0924 },143 /* OPTi 82C925 */144 { .id = "OPT0925",145 .devs = { { "OPT9250" }, { "OPT0002" }, { "OPT0005" } },146 .driver_data = 0x0925 },147#else148 /* OPTi 82C931/3 */149 { .id = "OPT0931", .devs = { { "OPT9310" }, { "OPT0002" } },150 .driver_data = 0x0931 },151#endif /* OPTi93X */152 { .id = "" }153};154 155MODULE_DEVICE_TABLE(pnp_card, snd_opti9xx_pnpids);156 157#endif /* CONFIG_PNP */158 159#define DEV_NAME KBUILD_MODNAME160 161static const char * const snd_opti9xx_names[] = {162 "unknown",163 "82C928", "82C929",164 "82C924", "82C925",165 "82C930", "82C931", "82C933"166};167 168static int snd_opti9xx_init(struct snd_opti9xx *chip,169 unsigned short hardware)170{171 static const int opti9xx_mc_size[] = {7, 7, 10, 10, 2, 2, 2};172 173 chip->hardware = hardware;174 strcpy(chip->name, snd_opti9xx_names[hardware]);175 176 spin_lock_init(&chip->lock);177 178 chip->irq = -1;179 180#ifndef OPTi93X181#ifdef CONFIG_PNP182 if (isapnp && chip->mc_base)183 /* PnP resource gives the least 10 bits */184 chip->mc_base |= 0xc00;185 else186#endif /* CONFIG_PNP */187 {188 chip->mc_base = 0xf8c;189 chip->mc_base_size = opti9xx_mc_size[hardware];190 }191#else192 chip->mc_base_size = opti9xx_mc_size[hardware];193#endif194 195 switch (hardware) {196#ifndef OPTi93X197 case OPTi9XX_HW_82C928:198 case OPTi9XX_HW_82C929:199 chip->password = (hardware == OPTi9XX_HW_82C928) ? 0xe2 : 0xe3;200 chip->pwd_reg = 3;201 break;202 203 case OPTi9XX_HW_82C924:204 case OPTi9XX_HW_82C925:205 chip->password = 0xe5;206 chip->pwd_reg = 3;207 break;208#else /* OPTi93X */209 210 case OPTi9XX_HW_82C930:211 case OPTi9XX_HW_82C931:212 case OPTi9XX_HW_82C933:213 chip->mc_base = (hardware == OPTi9XX_HW_82C930) ? 0xf8f : 0xf8d;214 if (!chip->mc_indir_index)215 chip->mc_indir_index = 0xe0e;216 chip->password = 0xe4;217 chip->pwd_reg = 0;218 break;219#endif /* OPTi93X */220 221 default:222 dev_err(chip->card->dev, "chip %d not supported\n", hardware);223 return -ENODEV;224 }225 return 0;226}227 228static unsigned char snd_opti9xx_read(struct snd_opti9xx *chip,229 unsigned char reg)230{231 unsigned long flags;232 unsigned char retval = 0xff;233 234 spin_lock_irqsave(&chip->lock, flags);235 outb(chip->password, chip->mc_base + chip->pwd_reg);236 237 switch (chip->hardware) {238#ifndef OPTi93X239 case OPTi9XX_HW_82C924:240 case OPTi9XX_HW_82C925:241 if (reg > 7) {242 outb(reg, chip->mc_base + 8);243 outb(chip->password, chip->mc_base + chip->pwd_reg);244 retval = inb(chip->mc_base + 9);245 break;246 }247 fallthrough;248 249 case OPTi9XX_HW_82C928:250 case OPTi9XX_HW_82C929:251 retval = inb(chip->mc_base + reg);252 break;253#else /* OPTi93X */254 255 case OPTi9XX_HW_82C930:256 case OPTi9XX_HW_82C931:257 case OPTi9XX_HW_82C933:258 outb(reg, chip->mc_indir_index);259 outb(chip->password, chip->mc_base + chip->pwd_reg);260 retval = inb(chip->mc_indir_index + 1);261 break;262#endif /* OPTi93X */263 264 default:265 dev_err(chip->card->dev, "chip %d not supported\n", chip->hardware);266 }267 268 spin_unlock_irqrestore(&chip->lock, flags);269 return retval;270}271 272static void snd_opti9xx_write(struct snd_opti9xx *chip, unsigned char reg,273 unsigned char value)274{275 unsigned long flags;276 277 spin_lock_irqsave(&chip->lock, flags);278 outb(chip->password, chip->mc_base + chip->pwd_reg);279 280 switch (chip->hardware) {281#ifndef OPTi93X282 case OPTi9XX_HW_82C924:283 case OPTi9XX_HW_82C925:284 if (reg > 7) {285 outb(reg, chip->mc_base + 8);286 outb(chip->password, chip->mc_base + chip->pwd_reg);287 outb(value, chip->mc_base + 9);288 break;289 }290 fallthrough;291 292 case OPTi9XX_HW_82C928:293 case OPTi9XX_HW_82C929:294 outb(value, chip->mc_base + reg);295 break;296#else /* OPTi93X */297 298 case OPTi9XX_HW_82C930:299 case OPTi9XX_HW_82C931:300 case OPTi9XX_HW_82C933:301 outb(reg, chip->mc_indir_index);302 outb(chip->password, chip->mc_base + chip->pwd_reg);303 outb(value, chip->mc_indir_index + 1);304 break;305#endif /* OPTi93X */306 307 default:308 dev_err(chip->card->dev, "chip %d not supported\n", chip->hardware);309 }310 311 spin_unlock_irqrestore(&chip->lock, flags);312}313 314 315static inline void snd_opti9xx_write_mask(struct snd_opti9xx *chip,316 unsigned char reg, unsigned char value, unsigned char mask)317{318 unsigned char oldval = snd_opti9xx_read(chip, reg);319 320 snd_opti9xx_write(chip, reg, (oldval & ~mask) | (value & mask));321}322 323static int snd_opti9xx_configure(struct snd_opti9xx *chip,324 long port,325 int irq, int dma1, int dma2,326 long mpu_port, int mpu_irq)327{328 unsigned char wss_base_bits;329 unsigned char irq_bits;330 unsigned char dma_bits;331 unsigned char mpu_port_bits = 0;332 unsigned char mpu_irq_bits;333 334 switch (chip->hardware) {335#ifndef OPTi93X336 case OPTi9XX_HW_82C924:337 /* opti 929 mode (?), OPL3 clock output, audio enable */338 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0xf0, 0xfc);339 /* enable wave audio */340 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x02);341 fallthrough;342 343 case OPTi9XX_HW_82C925:344 /* enable WSS mode */345 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);346 /* OPL3 FM synthesis */347 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);348 /* disable Sound Blaster IRQ and DMA */349 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xf0, 0xff);350#ifdef CS4231351 /* cs4231/4248 fix enabled */352 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);353#else354 /* cs4231/4248 fix disabled */355 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);356#endif /* CS4231 */357 break;358 359 case OPTi9XX_HW_82C928:360 case OPTi9XX_HW_82C929:361 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), 0x80, 0x80);362 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2), 0x00, 0x20);363 /*364 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0xa2, 0xae);365 */366 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x00, 0x0c);367#ifdef CS4231368 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x02, 0x02);369#else370 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x00, 0x02);371#endif /* CS4231 */372 break;373 374#else /* OPTi93X */375 case OPTi9XX_HW_82C931:376 /* disable 3D sound (set GPIO1 as output, low) */377 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(20), 0x04, 0x0c);378 fallthrough;379 380 case OPTi9XX_HW_82C933:381 /*382 * The BTC 1817DW has QS1000 wavetable which is connected383 * to the serial digital input of the OPTI931.384 */385 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);386 /* 387 * This bit sets OPTI931 to automaticaly select FM388 * or digital input signal.389 */390 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);391 fallthrough;392 393 case OPTi9XX_HW_82C930:394 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6), 0x02, 0x03);395 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(3), 0x00, 0xff);396 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(4), 0x10 |397 (chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),398 0x34);399 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);400 break;401#endif /* OPTi93X */402 403 default:404 dev_err(chip->card->dev, "chip %d not supported\n", chip->hardware);405 return -EINVAL;406 }407 408 /* PnP resource says it decodes only 10 bits of address */409 switch (port & 0x3ff) {410 case 0x130:411 chip->wss_base = 0x530;412 wss_base_bits = 0x00;413 break;414 case 0x204:415 chip->wss_base = 0x604;416 wss_base_bits = 0x03;417 break;418 case 0x280:419 chip->wss_base = 0xe80;420 wss_base_bits = 0x01;421 break;422 case 0x340:423 chip->wss_base = 0xf40;424 wss_base_bits = 0x02;425 break;426 default:427 dev_warn(chip->card->dev, "WSS port 0x%lx not valid\n", port);428 goto __skip_base;429 }430 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(1), wss_base_bits << 4, 0x30);431 432__skip_base:433 switch (irq) {434//#ifdef OPTi93X435 case 5:436 irq_bits = 0x05;437 break;438//#endif /* OPTi93X */439 case 7:440 irq_bits = 0x01;441 break;442 case 9:443 irq_bits = 0x02;444 break;445 case 10:446 irq_bits = 0x03;447 break;448 case 11:449 irq_bits = 0x04;450 break;451 default:452 dev_warn(chip->card->dev, "WSS irq # %d not valid\n", irq);453 goto __skip_resources;454 }455 456 switch (dma1) {457 case 0:458 dma_bits = 0x01;459 break;460 case 1:461 dma_bits = 0x02;462 break;463 case 3:464 dma_bits = 0x03;465 break;466 default:467 dev_warn(chip->card->dev, "WSS dma1 # %d not valid\n", dma1);468 goto __skip_resources;469 }470 471#if defined(CS4231) || defined(OPTi93X)472 if (dma1 == dma2) {473 dev_err(chip->card->dev, "don't want to share dmas\n");474 return -EBUSY;475 }476 477 switch (dma2) {478 case 0:479 case 1:480 break;481 default:482 dev_warn(chip->card->dev, "WSS dma2 # %d not valid\n", dma2);483 goto __skip_resources;484 }485 dma_bits |= 0x04;486#endif /* CS4231 || OPTi93X */487 488#ifndef OPTi93X489 outb(irq_bits << 3 | dma_bits, chip->wss_base);490#else /* OPTi93X */491 snd_opti9xx_write(chip, OPTi9XX_MC_REG(3), (irq_bits << 3 | dma_bits));492#endif /* OPTi93X */493 494__skip_resources:495 if (chip->hardware > OPTi9XX_HW_82C928) {496 switch (mpu_port) {497 case 0:498 case -1:499 break;500 case 0x300:501 mpu_port_bits = 0x03;502 break;503 case 0x310:504 mpu_port_bits = 0x02;505 break;506 case 0x320:507 mpu_port_bits = 0x01;508 break;509 case 0x330:510 mpu_port_bits = 0x00;511 break;512 default:513 dev_warn(chip->card->dev,514 "MPU-401 port 0x%lx not valid\n", mpu_port);515 goto __skip_mpu;516 }517 518 switch (mpu_irq) {519 case 5:520 mpu_irq_bits = 0x02;521 break;522 case 7:523 mpu_irq_bits = 0x03;524 break;525 case 9:526 mpu_irq_bits = 0x00;527 break;528 case 10:529 mpu_irq_bits = 0x01;530 break;531 default:532 dev_warn(chip->card->dev, "MPU-401 irq # %d not valid\n",533 mpu_irq);534 goto __skip_mpu;535 }536 537 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(6),538 (mpu_port <= 0) ? 0x00 :539 0x80 | mpu_port_bits << 5 | mpu_irq_bits << 3,540 0xf8);541 }542__skip_mpu:543 544 return 0;545}546 547#ifdef OPTi93X548 549static const DECLARE_TLV_DB_SCALE(db_scale_5bit_3db_step, -9300, 300, 0);550static const DECLARE_TLV_DB_SCALE(db_scale_5bit, -4650, 150, 0);551static const DECLARE_TLV_DB_SCALE(db_scale_4bit_12db_max, -3300, 300, 0);552 553static const struct snd_kcontrol_new snd_opti93x_controls[] = {554WSS_DOUBLE("Master Playback Switch", 0,555 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 7, 7, 1, 1),556WSS_DOUBLE_TLV("Master Playback Volume", 0,557 OPTi93X_OUT_LEFT, OPTi93X_OUT_RIGHT, 1, 1, 31, 1,558 db_scale_5bit_3db_step),559WSS_DOUBLE_TLV("PCM Playback Volume", 0,560 CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 31, 1,561 db_scale_5bit),562WSS_DOUBLE_TLV("FM Playback Volume", 0,563 CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 1, 1, 15, 1,564 db_scale_4bit_12db_max),565WSS_DOUBLE("Line Playback Switch", 0,566 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),567WSS_DOUBLE_TLV("Line Playback Volume", 0,568 CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 15, 1,569 db_scale_4bit_12db_max),570WSS_DOUBLE("Mic Playback Switch", 0,571 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 7, 7, 1, 1),572WSS_DOUBLE_TLV("Mic Playback Volume", 0,573 OPTi93X_MIC_LEFT_INPUT, OPTi93X_MIC_RIGHT_INPUT, 1, 1, 15, 1,574 db_scale_4bit_12db_max),575WSS_DOUBLE_TLV("CD Playback Volume", 0,576 CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 1, 1, 15, 1,577 db_scale_4bit_12db_max),578WSS_DOUBLE("Aux Playback Switch", 0,579 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 7, 7, 1, 1),580WSS_DOUBLE_TLV("Aux Playback Volume", 0,581 OPTi931_AUX_LEFT_INPUT, OPTi931_AUX_RIGHT_INPUT, 1, 1, 15, 1,582 db_scale_4bit_12db_max),583};584 585static int snd_opti93x_mixer(struct snd_wss *chip)586{587 struct snd_card *card;588 unsigned int idx;589 struct snd_ctl_elem_id id1, id2;590 int err;591 592 if (snd_BUG_ON(!chip || !chip->pcm))593 return -EINVAL;594 595 card = chip->card;596 597 strcpy(card->mixername, chip->pcm->name);598 599 memset(&id1, 0, sizeof(id1));600 memset(&id2, 0, sizeof(id2));601 id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;602 /* reassign AUX0 switch to CD */603 strcpy(id1.name, "Aux Playback Switch");604 strcpy(id2.name, "CD Playback Switch");605 err = snd_ctl_rename_id(card, &id1, &id2);606 if (err < 0) {607 dev_err(card->dev, "Cannot rename opti93x control\n");608 return err;609 }610 /* reassign AUX1 switch to FM */611 strcpy(id1.name, "Aux Playback Switch"); id1.index = 1;612 strcpy(id2.name, "FM Playback Switch");613 err = snd_ctl_rename_id(card, &id1, &id2);614 if (err < 0) {615 dev_err(card->dev, "Cannot rename opti93x control\n");616 return err;617 }618 /* remove AUX1 volume */619 strcpy(id1.name, "Aux Playback Volume"); id1.index = 1;620 snd_ctl_remove_id(card, &id1);621 622 /* Replace WSS volume controls with OPTi93x volume controls */623 id1.index = 0;624 for (idx = 0; idx < ARRAY_SIZE(snd_opti93x_controls); idx++) {625 strcpy(id1.name, snd_opti93x_controls[idx].name);626 snd_ctl_remove_id(card, &id1);627 628 err = snd_ctl_add(card,629 snd_ctl_new1(&snd_opti93x_controls[idx], chip));630 if (err < 0)631 return err;632 }633 return 0;634}635 636static irqreturn_t snd_opti93x_interrupt(int irq, void *dev_id)637{638 struct snd_opti9xx *chip = dev_id;639 struct snd_wss *codec = chip->codec;640 unsigned char status;641 642 if (!codec)643 return IRQ_HANDLED;644 645 status = snd_opti9xx_read(chip, OPTi9XX_MC_REG(11));646 if ((status & OPTi93X_IRQ_PLAYBACK) && codec->playback_substream)647 snd_pcm_period_elapsed(codec->playback_substream);648 if ((status & OPTi93X_IRQ_CAPTURE) && codec->capture_substream) {649 snd_wss_overrange(codec);650 snd_pcm_period_elapsed(codec->capture_substream);651 }652 outb(0x00, OPTi93X_PORT(codec, STATUS));653 return IRQ_HANDLED;654}655 656#endif /* OPTi93X */657 658static int snd_opti9xx_read_check(struct snd_card *card,659 struct snd_opti9xx *chip)660{661 unsigned char value;662#ifdef OPTi93X663 unsigned long flags;664#endif665 666 chip->res_mc_base =667 devm_request_region(card->dev, chip->mc_base,668 chip->mc_base_size, "OPTi9xx MC");669 if (!chip->res_mc_base)670 return -EBUSY;671#ifndef OPTi93X672 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(1));673 if (value != 0xff && value != inb(chip->mc_base + OPTi9XX_MC_REG(1)))674 if (value == snd_opti9xx_read(chip, OPTi9XX_MC_REG(1)))675 return 0;676#else /* OPTi93X */677 chip->res_mc_indir =678 devm_request_region(card->dev, chip->mc_indir_index, 2,679 "OPTi93x MC");680 if (!chip->res_mc_indir)681 return -EBUSY;682 683 spin_lock_irqsave(&chip->lock, flags);684 outb(chip->password, chip->mc_base + chip->pwd_reg);685 outb(((chip->mc_indir_index & 0x1f0) >> 4), chip->mc_base);686 spin_unlock_irqrestore(&chip->lock, flags);687 688 value = snd_opti9xx_read(chip, OPTi9XX_MC_REG(7));689 snd_opti9xx_write(chip, OPTi9XX_MC_REG(7), 0xff - value);690 if (snd_opti9xx_read(chip, OPTi9XX_MC_REG(7)) == 0xff - value)691 return 0;692 693 devm_release_resource(card->dev, chip->res_mc_indir);694 chip->res_mc_indir = NULL;695#endif /* OPTi93X */696 devm_release_resource(card->dev, chip->res_mc_base);697 chip->res_mc_base = NULL;698 699 return -ENODEV;700}701 702static int snd_card_opti9xx_detect(struct snd_card *card,703 struct snd_opti9xx *chip)704{705 int i, err;706 707#ifndef OPTi93X708 for (i = OPTi9XX_HW_82C928; i < OPTi9XX_HW_82C930; i++) {709#else710 for (i = OPTi9XX_HW_82C931; i >= OPTi9XX_HW_82C930; i--) {711#endif712 err = snd_opti9xx_init(chip, i);713 if (err < 0)714 return err;715 716 err = snd_opti9xx_read_check(card, chip);717 if (err == 0)718 return 1;719#ifdef OPTi93X720 chip->mc_indir_index = 0;721#endif722 }723 return -ENODEV;724}725 726#ifdef CONFIG_PNP727static int snd_card_opti9xx_pnp(struct snd_opti9xx *chip,728 struct pnp_card_link *card,729 const struct pnp_card_device_id *pid)730{731 struct pnp_dev *pdev;732 int err;733 struct pnp_dev *devmpu;734#ifndef OPTi93X735 struct pnp_dev *devmc;736#endif737 738 pdev = pnp_request_card_device(card, pid->devs[0].id, NULL);739 if (pdev == NULL)740 return -EBUSY;741 742 err = pnp_activate_dev(pdev);743 if (err < 0) {744 dev_err(chip->card->dev, "AUDIO pnp configure failure: %d\n", err);745 return err;746 }747 748#ifdef OPTi93X749 port = pnp_port_start(pdev, 0) - 4;750 fm_port = pnp_port_start(pdev, 1) + 8;751 /* adjust mc_indir_index - some cards report it at 0xe?d,752 other at 0xe?c but it really is always at 0xe?e */753 chip->mc_indir_index = (pnp_port_start(pdev, 3) & ~0xf) | 0xe;754#else755 devmc = pnp_request_card_device(card, pid->devs[2].id, NULL);756 if (devmc == NULL)757 return -EBUSY;758 759 err = pnp_activate_dev(devmc);760 if (err < 0) {761 dev_err(chip->card->dev, "MC pnp configure failure: %d\n", err);762 return err;763 }764 765 port = pnp_port_start(pdev, 1);766 fm_port = pnp_port_start(pdev, 2) + 8;767 /*768 * The MC(0) is never accessed and card does not769 * include it in the PnP resource range. OPTI93x include it.770 */771 chip->mc_base = pnp_port_start(devmc, 0) - 1;772 chip->mc_base_size = pnp_port_len(devmc, 0) + 1;773#endif /* OPTi93X */774 irq = pnp_irq(pdev, 0);775 dma1 = pnp_dma(pdev, 0);776#if defined(CS4231) || defined(OPTi93X)777 dma2 = pnp_dma(pdev, 1);778#endif /* CS4231 || OPTi93X */779 780 devmpu = pnp_request_card_device(card, pid->devs[1].id, NULL);781 782 if (devmpu && mpu_port > 0) {783 err = pnp_activate_dev(devmpu);784 if (err < 0) {785 dev_err(chip->card->dev, "MPU401 pnp configure failure\n");786 mpu_port = -1;787 } else {788 mpu_port = pnp_port_start(devmpu, 0);789 mpu_irq = pnp_irq(devmpu, 0);790 }791 }792 return pid->driver_data;793}794#endif /* CONFIG_PNP */795 796static int snd_opti9xx_probe(struct snd_card *card)797{798 static const long possible_ports[] = {0x530, 0xe80, 0xf40, 0x604, -1};799 int error;800 int xdma2;801 struct snd_opti9xx *chip = card->private_data;802 struct snd_wss *codec;803 struct snd_rawmidi *rmidi;804 struct snd_hwdep *synth;805 806#if defined(CS4231) || defined(OPTi93X)807 xdma2 = dma2;808#else809 xdma2 = -1;810#endif811 812 if (port == SNDRV_AUTO_PORT) {813 port = snd_legacy_find_free_ioport(possible_ports, 4);814 if (port < 0) {815 dev_err(card->dev, "unable to find a free WSS port\n");816 return -EBUSY;817 }818 }819 error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,820 mpu_port, mpu_irq);821 if (error)822 return error;823 824 error = snd_wss_create(card, chip->wss_base + 4, -1, irq, dma1, xdma2,825#ifdef OPTi93X826 WSS_HW_OPTI93X, WSS_HWSHARE_IRQ,827#else828 WSS_HW_DETECT, 0,829#endif830 &codec);831 if (error < 0)832 return error;833 chip->codec = codec;834 error = snd_wss_pcm(codec, 0);835 if (error < 0)836 return error;837 error = snd_wss_mixer(codec);838 if (error < 0)839 return error;840#ifdef OPTi93X841 error = snd_opti93x_mixer(codec);842 if (error < 0)843 return error;844#endif845#ifdef CS4231846 error = snd_wss_timer(codec, 0);847 if (error < 0)848 return error;849#endif850#ifdef OPTi93X851 error = devm_request_irq(card->dev, irq, snd_opti93x_interrupt,852 0, DEV_NAME" - WSS", chip);853 if (error < 0) {854 dev_err(card->dev, "opti9xx: can't grab IRQ %d\n", irq);855 return error;856 }857#endif858 chip->irq = irq;859 card->sync_irq = chip->irq;860 strcpy(card->driver, chip->name);861 sprintf(card->shortname, "OPTi %s", card->driver);862#if defined(CS4231) || defined(OPTi93X)863 scnprintf(card->longname, sizeof(card->longname),864 "%s, %s at 0x%lx, irq %d, dma %d&%d",865 card->shortname, codec->pcm->name,866 chip->wss_base + 4, irq, dma1, xdma2);867#else868 scnprintf(card->longname, sizeof(card->longname),869 "%s, %s at 0x%lx, irq %d, dma %d",870 card->shortname, codec->pcm->name, chip->wss_base + 4, irq,871 dma1);872#endif /* CS4231 || OPTi93X */873 874 if (mpu_port <= 0 || mpu_port == SNDRV_AUTO_PORT)875 rmidi = NULL;876 else {877 error = snd_mpu401_uart_new(card, 0, MPU401_HW_MPU401,878 mpu_port, 0, mpu_irq, &rmidi);879 if (error)880 dev_warn(card->dev, "no MPU-401 device at 0x%lx?\n",881 mpu_port);882 }883 884 if (fm_port > 0 && fm_port != SNDRV_AUTO_PORT) {885 struct snd_opl3 *opl3 = NULL;886#ifndef OPTi93X887 if (chip->hardware == OPTi9XX_HW_82C928 ||888 chip->hardware == OPTi9XX_HW_82C929 ||889 chip->hardware == OPTi9XX_HW_82C924) {890 struct snd_opl4 *opl4;891 /* assume we have an OPL4 */892 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),893 0x20, 0x20);894 if (snd_opl4_create(card, fm_port, fm_port - 8,895 2, &opl3, &opl4) < 0) {896 /* no luck, use OPL3 instead */897 snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(2),898 0x00, 0x20);899 }900 }901#endif /* !OPTi93X */902 if (!opl3 && snd_opl3_create(card, fm_port, fm_port + 2,903 OPL3_HW_AUTO, 0, &opl3) < 0) {904 dev_warn(card->dev, "no OPL device at 0x%lx-0x%lx\n",905 fm_port, fm_port + 4 - 1);906 }907 if (opl3) {908 error = snd_opl3_hwdep_new(opl3, 0, 1, &synth);909 if (error < 0)910 return error;911 }912 }913 914 return snd_card_register(card);915}916 917static int snd_opti9xx_card_new(struct device *pdev, struct snd_card **cardp)918{919 struct snd_card *card;920 int err;921 922 err = snd_devm_card_new(pdev, index, id, THIS_MODULE,923 sizeof(struct snd_opti9xx), &card);924 if (err < 0)925 return err;926 *cardp = card;927 return 0;928}929 930static int snd_opti9xx_isa_match(struct device *devptr,931 unsigned int dev)932{933#ifdef CONFIG_PNP934 if (snd_opti9xx_pnp_is_probed)935 return 0;936 if (isapnp)937 return 0;938#endif939 return 1;940}941 942static int snd_opti9xx_isa_probe(struct device *devptr,943 unsigned int dev)944{945 struct snd_card *card;946 int error;947 static const long possible_mpu_ports[] = {0x300, 0x310, 0x320, 0x330, -1};948#ifdef OPTi93X949 static const int possible_irqs[] = {5, 9, 10, 11, 7, -1};950#else951 static const int possible_irqs[] = {9, 10, 11, 7, -1};952#endif /* OPTi93X */953 static const int possible_mpu_irqs[] = {5, 9, 10, 7, -1};954 static const int possible_dma1s[] = {3, 1, 0, -1};955#if defined(CS4231) || defined(OPTi93X)956 static const int possible_dma2s[][2] = {{1,-1}, {0,-1}, {-1,-1}, {0,-1}};957#endif /* CS4231 || OPTi93X */958 959 if (mpu_port == SNDRV_AUTO_PORT) {960 mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2);961 if (mpu_port < 0) {962 dev_err(devptr, "unable to find a free MPU401 port\n");963 return -EBUSY;964 }965 }966 if (irq == SNDRV_AUTO_IRQ) {967 irq = snd_legacy_find_free_irq(possible_irqs);968 if (irq < 0) {969 dev_err(devptr, "unable to find a free IRQ\n");970 return -EBUSY;971 }972 }973 if (mpu_irq == SNDRV_AUTO_IRQ) {974 mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs);975 if (mpu_irq < 0) {976 dev_err(devptr, "unable to find a free MPU401 IRQ\n");977 return -EBUSY;978 }979 }980 if (dma1 == SNDRV_AUTO_DMA) {981 dma1 = snd_legacy_find_free_dma(possible_dma1s);982 if (dma1 < 0) {983 dev_err(devptr, "unable to find a free DMA1\n");984 return -EBUSY;985 }986 }987#if defined(CS4231) || defined(OPTi93X)988 if (dma2 == SNDRV_AUTO_DMA) {989 dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]);990 if (dma2 < 0) {991 dev_err(devptr, "unable to find a free DMA2\n");992 return -EBUSY;993 }994 }995#endif996 997 error = snd_opti9xx_card_new(devptr, &card);998 if (error < 0)999 return error;1000 1001 error = snd_card_opti9xx_detect(card, card->private_data);1002 if (error < 0)1003 return error;1004 error = snd_opti9xx_probe(card);1005 if (error < 0)1006 return error;1007 dev_set_drvdata(devptr, card);1008 return 0;1009}1010 1011#ifdef CONFIG_PM1012static int snd_opti9xx_suspend(struct snd_card *card)1013{1014 struct snd_opti9xx *chip = card->private_data;1015 1016 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);1017 chip->codec->suspend(chip->codec);1018 return 0;1019}1020 1021static int snd_opti9xx_resume(struct snd_card *card)1022{1023 struct snd_opti9xx *chip = card->private_data;1024 int error, xdma2;1025#if defined(CS4231) || defined(OPTi93X)1026 xdma2 = dma2;1027#else1028 xdma2 = -1;1029#endif1030 1031 error = snd_opti9xx_configure(chip, port, irq, dma1, xdma2,1032 mpu_port, mpu_irq);1033 if (error)1034 return error;1035 chip->codec->resume(chip->codec);1036 snd_power_change_state(card, SNDRV_CTL_POWER_D0);1037 return 0;1038}1039 1040static int snd_opti9xx_isa_suspend(struct device *dev, unsigned int n,1041 pm_message_t state)1042{1043 return snd_opti9xx_suspend(dev_get_drvdata(dev));1044}1045 1046static int snd_opti9xx_isa_resume(struct device *dev, unsigned int n)1047{1048 return snd_opti9xx_resume(dev_get_drvdata(dev));1049}1050#endif1051 1052static struct isa_driver snd_opti9xx_driver = {1053 .match = snd_opti9xx_isa_match,1054 .probe = snd_opti9xx_isa_probe,1055#ifdef CONFIG_PM1056 .suspend = snd_opti9xx_isa_suspend,1057 .resume = snd_opti9xx_isa_resume,1058#endif1059 .driver = {1060 .name = DEV_NAME1061 },1062};1063 1064#ifdef CONFIG_PNP1065static int snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,1066 const struct pnp_card_device_id *pid)1067{1068 struct snd_card *card;1069 int error, hw;1070 struct snd_opti9xx *chip;1071 1072 if (snd_opti9xx_pnp_is_probed)1073 return -EBUSY;1074 if (! isapnp)1075 return -ENODEV;1076 error = snd_opti9xx_card_new(&pcard->card->dev, &card);1077 if (error < 0)1078 return error;1079 chip = card->private_data;1080 chip->card = card;1081 1082 hw = snd_card_opti9xx_pnp(chip, pcard, pid);1083 switch (hw) {1084 case 0x0924:1085 hw = OPTi9XX_HW_82C924;1086 break;1087 case 0x0925:1088 hw = OPTi9XX_HW_82C925;1089 break;1090 case 0x0931:1091 hw = OPTi9XX_HW_82C931;1092 break;1093 default:1094 return -ENODEV;1095 }1096 1097 error = snd_opti9xx_init(chip, hw);1098 if (error)1099 return error;1100 error = snd_opti9xx_read_check(card, chip);1101 if (error) {1102 dev_err(card->dev, "OPTI chip not found\n");1103 return error;1104 }1105 error = snd_opti9xx_probe(card);1106 if (error < 0)1107 return error;1108 pnp_set_card_drvdata(pcard, card);1109 snd_opti9xx_pnp_is_probed = 1;1110 return 0;1111}1112 1113static void snd_opti9xx_pnp_remove(struct pnp_card_link *pcard)1114{1115 snd_opti9xx_pnp_is_probed = 0;1116}1117 1118#ifdef CONFIG_PM1119static int snd_opti9xx_pnp_suspend(struct pnp_card_link *pcard,1120 pm_message_t state)1121{1122 return snd_opti9xx_suspend(pnp_get_card_drvdata(pcard));1123}1124 1125static int snd_opti9xx_pnp_resume(struct pnp_card_link *pcard)1126{1127 return snd_opti9xx_resume(pnp_get_card_drvdata(pcard));1128}1129#endif1130 1131static struct pnp_card_driver opti9xx_pnpc_driver = {1132 .flags = PNP_DRIVER_RES_DISABLE,1133 .name = DEV_NAME,1134 .id_table = snd_opti9xx_pnpids,1135 .probe = snd_opti9xx_pnp_probe,1136 .remove = snd_opti9xx_pnp_remove,1137#ifdef CONFIG_PM1138 .suspend = snd_opti9xx_pnp_suspend,1139 .resume = snd_opti9xx_pnp_resume,1140#endif1141};1142#endif1143 1144#ifdef OPTi93X1145#define CHIP_NAME "82C93x"1146#else1147#define CHIP_NAME "82C92x"1148#endif1149 1150static int __init alsa_card_opti9xx_init(void)1151{1152#ifdef CONFIG_PNP1153 pnp_register_card_driver(&opti9xx_pnpc_driver);1154 if (snd_opti9xx_pnp_is_probed)1155 return 0;1156 pnp_unregister_card_driver(&opti9xx_pnpc_driver);1157#endif1158 return isa_register_driver(&snd_opti9xx_driver, 1);1159}1160 1161static void __exit alsa_card_opti9xx_exit(void)1162{1163 if (!snd_opti9xx_pnp_is_probed) {1164 isa_unregister_driver(&snd_opti9xx_driver);1165 return;1166 }1167#ifdef CONFIG_PNP1168 pnp_unregister_card_driver(&opti9xx_pnpc_driver);1169#endif1170}1171 1172module_init(alsa_card_opti9xx_init)1173module_exit(alsa_card_opti9xx_exit)1174