sound/isa/cs423x/cs4236.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  Driver for generic CS4232/CS4235/CS4236/CS4236B/CS4237B/CS4238B/CS4239 chips
   4  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   5  */
   6
   7 #include <linux/init.h>
   8 #include <linux/err.h>
   9 #include <linux/isa.h>
  10 #include <linux/pnp.h>
  11 #include <linux/module.h>
  12 #include <sound/core.h>
  13 #include <sound/wss.h>
  14 #include <sound/mpu401.h>
  15 #include <sound/opl3.h>
  16 #include <sound/initval.h>
  17
  18 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  19 MODULE_LICENSE("GPL");
  20 MODULE_DESCRIPTION("Cirrus Logic CS4232-9");
  21 MODULE_SUPPORTED_DEVICE("{{Turtle Beach,TBS-2000},"
  22                 "{Turtle Beach,Tropez Plus},"
  23                 "{SIC CrystalWave 32},"
  24                 "{Hewlett Packard,Omnibook 5500},"
  25                 "{TerraTec,Maestro 32/96},"
  26                 "{Philips,PCA70PS}},"
  27                 "{{Crystal Semiconductors,CS4235},"
  28                 "{Crystal Semiconductors,CS4236},"
  29                 "{Crystal Semiconductors,CS4237},"
  30                 "{Crystal Semiconductors,CS4238},"
  31                 "{Crystal Semiconductors,CS4239},"
  32                 "{Acer,AW37},"
  33                 "{Acer,AW35/Pro},"
  34                 "{Crystal,3D},"
  35                 "{Crystal Computer,TidalWave128},"
  36                 "{Dell,Optiplex GX1},"
  37                 "{Dell,Workstation 400 sound},"
  38                 "{EliteGroup,P5TX-LA sound},"
  39                 "{Gallant,SC-70P},"
  40                 "{Gateway,E1000 Onboard CS4236B},"
  41                 "{Genius,Sound Maker 3DJ},"
  42                 "{Hewlett Packard,HP6330 sound},"
  43                 "{IBM,PC 300PL sound},"
  44                 "{IBM,Aptiva 2137 E24},"
  45                 "{IBM,IntelliStation M Pro},"
  46                 "{Intel,Marlin Spike Mobo CS4235},"
  47                 "{Intel PR440FX Onboard},"
  48                 "{Guillemot,MaxiSound 16 PnP},"
  49                 "{NewClear,3D},"
  50                 "{TerraTec,AudioSystem EWS64L/XL},"
  51                 "{Typhoon Soundsystem,CS4236B},"
  52                 "{Turtle Beach,Malibu},"
  53                 "{Unknown,Digital PC 5000 Onboard}}");
  54
  55 MODULE_ALIAS("snd_cs4232");
  56
  57 #define IDENT "CS4232+"
  58 #define DEV_NAME "cs4232+"
  59
  60 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  61 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  62 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; /* Enable this card */
  63 #ifdef CONFIG_PNP
  64 static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
  65 #endif
  66 static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;     /* PnP setup */
  67 static long cport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;    /* PnP setup */
  68 static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* PnP setup */
  69 static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
  70 static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;  /* PnP setup */
  71 static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;        /* 5,7,9,11,12,15 */
  72 static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;    /* 9,11,12,15 */
  73 static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3,5,6,7 */
  74 static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;       /* 0,1,3,5,6,7 */
  75
  76 module_param_array(index, int, NULL, 0444);
  77 MODULE_PARM_DESC(index, "Index value for " IDENT " soundcard.");
  78 module_param_array(id, charp, NULL, 0444);
  79 MODULE_PARM_DESC(id, "ID string for " IDENT " soundcard.");
  80 module_param_array(enable, bool, NULL, 0444);
  81 MODULE_PARM_DESC(enable, "Enable " IDENT " soundcard.");
  82 #ifdef CONFIG_PNP
  83 module_param_array(isapnp, bool, NULL, 0444);
  84 MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
  85 #endif
  86 module_param_hw_array(port, long, ioport, NULL, 0444);
  87 MODULE_PARM_DESC(port, "Port # for " IDENT " driver.");
  88 module_param_hw_array(cport, long, ioport, NULL, 0444);
  89 MODULE_PARM_DESC(cport, "Control port # for " IDENT " driver.");
  90 module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
  91 MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " IDENT " driver.");
  92 module_param_hw_array(fm_port, long, ioport, NULL, 0444);
  93 MODULE_PARM_DESC(fm_port, "FM port # for " IDENT " driver.");
  94 module_param_hw_array(sb_port, long, ioport, NULL, 0444);
  95 MODULE_PARM_DESC(sb_port, "SB port # for " IDENT " driver (optional).");
  96 module_param_hw_array(irq, int, irq, NULL, 0444);
  97 MODULE_PARM_DESC(irq, "IRQ # for " IDENT " driver.");
  98 module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
  99 MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " IDENT " driver.");
 100 module_param_hw_array(dma1, int, dma, NULL, 0444);
 101 MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
 102 module_param_hw_array(dma2, int, dma, NULL, 0444);
 103 MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
 104
 105 #ifdef CONFIG_PNP
 106 static int isa_registered;
 107 static int pnpc_registered;
 108 static int pnp_registered;
 109 #endif /* CONFIG_PNP */
 110
 111 struct snd_card_cs4236 {
 112         struct snd_wss *chip;
 113         struct resource *res_sb_port;
 114 #ifdef CONFIG_PNP
 115         struct pnp_dev *wss;
 116         struct pnp_dev *ctrl;
 117         struct pnp_dev *mpu;
 118 #endif
 119 };
 120
 121 #ifdef CONFIG_PNP
 122
 123 /*
 124  * PNP BIOS
 125  */
 126 static const struct pnp_device_id snd_cs423x_pnpbiosids[] = {
 127         { .id = "CSC0100" },
 128         { .id = "CSC0000" },
 129         /* Guillemot Turtlebeach something appears to be cs4232 compatible
 130          * (untested) */
 131         { .id = "GIM0100" },
 132         { .id = "" }
 133 };
 134 MODULE_DEVICE_TABLE(pnp, snd_cs423x_pnpbiosids);
 135
 136 #define CS423X_ISAPNP_DRIVER    "cs4232_isapnp"
 137 static const struct pnp_card_device_id snd_cs423x_pnpids[] = {
 138         /* Philips PCA70PS */
 139         { .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
 140         /* TerraTec Maestro 32/96 (CS4232) */
 141         { .id = "CSC1a32", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 142         /* HP Omnibook 5500 onboard */
 143         { .id = "CSC4232", .devs = { { "CSC0000" }, { "CSC0002" }, { "CSC0003" } } },
 144         /* Unnamed CS4236 card (Made in Taiwan) */
 145         { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 146         /* Turtle Beach TBS-2000 (CS4232) */
 147         { .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSCb006" } } },
 148         /* Turtle Beach Tropez Plus (CS4232) */
 149         { .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
 150         /* SIC CrystalWave 32 (CS4232) */
 151         { .id = "CSCf032", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 152         /* Netfinity 3000 on-board soundcard */
 153         { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC010f" } } },
 154         /* Intel Marlin Spike Motherboard - CS4235 */
 155         { .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 156         /* Intel Marlin Spike Motherboard (#2) - CS4235 */
 157         { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
 158         /* Unknown Intel mainboard - CS4235 */
 159         { .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" } } },
 160         /* Genius Sound Maker 3DJ - CS4237B */
 161         { .id = "CSC0437", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 162         /* Digital PC 5000 Onboard - CS4236B */
 163         { .id = "CSC0735", .devs = { { "CSC0000" }, { "CSC0010" } } },
 164         /* some unknown CS4236B */
 165         { .id = "CSC0b35", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 166         /* Intel PR440FX Onboard sound */
 167         { .id = "CSC0b36", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 168         /* CS4235 on mainboard without MPU */
 169         { .id = "CSC1425", .devs = { { "CSC0100" }, { "CSC0110" } } },
 170         /* Gateway E1000 Onboard CS4236B */
 171         { .id = "CSC1335", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 172         /* HP 6330 Onboard sound */
 173         { .id = "CSC1525", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
 174         /* Crystal Computer TidalWave128 */
 175         { .id = "CSC1e37", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 176         /* ACER AW37 - CS4235 */
 177         { .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 178         /* build-in soundcard in EliteGroup P5TX-LA motherboard - CS4237B */
 179         { .id = "CSC4237", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 180         /* Crystal 3D - CS4237B */
 181         { .id = "CSC4336", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 182         /* Typhoon Soundsystem PnP - CS4236B */
 183         { .id = "CSC4536", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 184         /* Crystal CX4235-XQ3 EP - CS4235 */
 185         { .id = "CSC4625", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
 186         /* Crystal Semiconductors CS4237B */
 187         { .id = "CSC4637", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 188         /* NewClear 3D - CX4237B-XQ3 */
 189         { .id = "CSC4837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 190         /* Dell Optiplex GX1 - CS4236B */
 191         { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 192         /* Dell P410 motherboard - CS4236B */
 193         { .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" } } },
 194         /* Dell Workstation 400 Onboard - CS4236B */
 195         { .id = "CSC6836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 196         /* Turtle Beach Malibu - CS4237B */
 197         { .id = "CSC7537", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 198         /* CS4235 - onboard */
 199         { .id = "CSC8025", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
 200         /* IBM Aptiva 2137 E24 Onboard - CS4237B */
 201         { .id = "CSC8037", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 202         /* IBM IntelliStation M Pro motherboard */
 203         { .id = "CSCc835", .devs = { { "CSC0000" }, { "CSC0010" } } },
 204         /* Guillemot MaxiSound 16 PnP - CS4236B */
 205         { .id = "CSC9836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 206         /* Gallant SC-70P */
 207         { .id = "CSC9837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 208         /* Techmakers MF-4236PW */
 209         { .id = "CSCa736", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 210         /* TerraTec AudioSystem EWS64XL - CS4236B */
 211         { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" }, { "CSCa803" } } },
 212         /* TerraTec AudioSystem EWS64XL - CS4236B */
 213         { .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" } } },
 214         /* ACER AW37/Pro - CS4235 */
 215         { .id = "CSCd925", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 216         /* ACER AW35/Pro - CS4237B */
 217         { .id = "CSCd937", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 218         /* CS4235 without MPU401 */
 219         { .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" } } },
 220         /* Unknown SiS530 - CS4235 */
 221         { .id = "CSC4825", .devs = { { "CSC0100" }, { "CSC0110" } } },
 222         /* IBM IntelliStation M Pro 6898 11U - CS4236B */
 223         { .id = "CSCe835", .devs = { { "CSC0000" }, { "CSC0010" } } },
 224         /* IBM PC 300PL Onboard - CS4236B */
 225         { .id = "CSCe836", .devs = { { "CSC0000" }, { "CSC0010" } } },
 226         /* Some noname CS4236 based card */
 227         { .id = "CSCe936", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 228         /* CS4236B */
 229         { .id = "CSCf235", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 230         /* CS4236B */
 231         { .id = "CSCf238", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
 232         /* --- */
 233         { .id = "" }    /* end */
 234 };
 235
 236 MODULE_DEVICE_TABLE(pnp_card, snd_cs423x_pnpids);
 237
 238 /* WSS initialization */
 239 static int snd_cs423x_pnp_init_wss(int dev, struct pnp_dev *pdev)
 240 {
 241         if (pnp_activate_dev(pdev) < 0) {
 242                 printk(KERN_ERR IDENT " WSS PnP configure failed for WSS (out of resources?)\n");
 243                 return -EBUSY;
 244         }
 245         port[dev] = pnp_port_start(pdev, 0);
 246         if (fm_port[dev] > 0)
 247                 fm_port[dev] = pnp_port_start(pdev, 1);
 248         sb_port[dev] = pnp_port_start(pdev, 2);
 249         irq[dev] = pnp_irq(pdev, 0);
 250         dma1[dev] = pnp_dma(pdev, 0);
 251         dma2[dev] = pnp_dma(pdev, 1) == 4 ? -1 : (int)pnp_dma(pdev, 1);
 252         snd_printdd("isapnp WSS: wss port=0x%lx, fm port=0x%lx, sb port=0x%lx\n",
 253                         port[dev], fm_port[dev], sb_port[dev]);
 254         snd_printdd("isapnp WSS: irq=%i, dma1=%i, dma2=%i\n",
 255                         irq[dev], dma1[dev], dma2[dev]);
 256         return 0;
 257 }
 258
 259 /* CTRL initialization */
 260 static int snd_cs423x_pnp_init_ctrl(int dev, struct pnp_dev *pdev)
 261 {
 262         if (pnp_activate_dev(pdev) < 0) {
 263                 printk(KERN_ERR IDENT " CTRL PnP configure failed for WSS (out of resources?)\n");
 264                 return -EBUSY;
 265         }
 266         cport[dev] = pnp_port_start(pdev, 0);
 267         snd_printdd("isapnp CTRL: control port=0x%lx\n", cport[dev]);
 268         return 0;
 269 }
 270
 271 /* MPU initialization */
 272 static int snd_cs423x_pnp_init_mpu(int dev, struct pnp_dev *pdev)
 273 {
 274         if (pnp_activate_dev(pdev) < 0) {
 275                 printk(KERN_ERR IDENT " MPU401 PnP configure failed for WSS (out of resources?)\n");
 276                 mpu_port[dev] = SNDRV_AUTO_PORT;
 277                 mpu_irq[dev] = SNDRV_AUTO_IRQ;
 278         } else {
 279                 mpu_port[dev] = pnp_port_start(pdev, 0);
 280                 if (mpu_irq[dev] >= 0 &&
 281                     pnp_irq_valid(pdev, 0) && pnp_irq(pdev, 0) >= 0) {
 282                         mpu_irq[dev] = pnp_irq(pdev, 0);
 283                 } else {
 284                         mpu_irq[dev] = -1;      /* disable interrupt */
 285                 }
 286         }
 287         snd_printdd("isapnp MPU: port=0x%lx, irq=%i\n", mpu_port[dev], mpu_irq[dev]);
 288         return 0;
 289 }
 290
 291 static int snd_card_cs423x_pnp(int dev, struct snd_card_cs4236 *acard,
 292                                struct pnp_dev *pdev,
 293                                struct pnp_dev *cdev)
 294 {
 295         acard->wss = pdev;
 296         if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
 297                 return -EBUSY;
 298         if (cdev)
 299                 cport[dev] = pnp_port_start(cdev, 0);
 300         else
 301                 cport[dev] = -1;
 302         return 0;
 303 }
 304
 305 static int snd_card_cs423x_pnpc(int dev, struct snd_card_cs4236 *acard,
 306                                 struct pnp_card_link *card,
 307                                 const struct pnp_card_device_id *id)
 308 {
 309         acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
 310         if (acard->wss == NULL)
 311                 return -EBUSY;
 312         acard->ctrl = pnp_request_card_device(card, id->devs[1].id, NULL);
 313         if (acard->ctrl == NULL)
 314                 return -EBUSY;
 315         if (id->devs[2].id[0]) {
 316                 acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
 317                 if (acard->mpu == NULL)
 318                         return -EBUSY;
 319         }
 320
 321         /* WSS initialization */
 322         if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
 323                 return -EBUSY;
 324
 325         /* CTRL initialization */
 326         if (acard->ctrl && cport[dev] > 0) {
 327                 if (snd_cs423x_pnp_init_ctrl(dev, acard->ctrl) < 0)
 328                         return -EBUSY;
 329         }
 330         /* MPU initialization */
 331         if (acard->mpu && mpu_port[dev] > 0) {
 332                 if (snd_cs423x_pnp_init_mpu(dev, acard->mpu) < 0)
 333                         return -EBUSY;
 334         }
 335         return 0;
 336 }
 337 #endif /* CONFIG_PNP */
 338
 339 #ifdef CONFIG_PNP
 340 #define is_isapnp_selected(dev)         isapnp[dev]
 341 #else
 342 #define is_isapnp_selected(dev)         0
 343 #endif
 344
 345 static void snd_card_cs4236_free(struct snd_card *card)
 346 {
 347         struct snd_card_cs4236 *acard = card->private_data;
 348
 349         release_and_free_resource(acard->res_sb_port);
 350 }
 351
 352 static int snd_cs423x_card_new(struct device *pdev, int dev,
 353                                struct snd_card **cardp)
 354 {
 355         struct snd_card *card;
 356         int err;
 357
 358         err = snd_card_new(pdev, index[dev], id[dev], THIS_MODULE,
 359                            sizeof(struct snd_card_cs4236), &card);
 360         if (err < 0)
 361                 return err;
 362         card->private_free = snd_card_cs4236_free;
 363         *cardp = card;
 364         return 0;
 365 }
 366
 367 static int snd_cs423x_probe(struct snd_card *card, int dev)
 368 {
 369         struct snd_card_cs4236 *acard;
 370         struct snd_wss *chip;
 371         struct snd_opl3 *opl3;
 372         int err;
 373
 374         acard = card->private_data;
 375         if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT)
 376                 if ((acard->res_sb_port = request_region(sb_port[dev], 16, IDENT " SB")) == NULL) {
 377                         printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]);
 378                         return -EBUSY;
 379                 }
 380
 381         err = snd_cs4236_create(card, port[dev], cport[dev],
 382                              irq[dev],
 383                              dma1[dev], dma2[dev],
 384                              WSS_HW_DETECT3, 0, &chip);
 385         if (err < 0)
 386                 return err;
 387
 388         acard->chip = chip;
 389         if (chip->hardware & WSS_HW_CS4236B_MASK) {
 390
 391                 err = snd_cs4236_pcm(chip, 0);
 392                 if (err < 0)
 393                         return err;
 394
 395                 err = snd_cs4236_mixer(chip);
 396                 if (err < 0)
 397                         return err;
 398         } else {
 399                 err = snd_wss_pcm(chip, 0);
 400                 if (err < 0)
 401                         return err;
 402
 403                 err = snd_wss_mixer(chip);
 404                 if (err < 0)
 405                         return err;
 406         }
 407         strlcpy(card->driver, chip->pcm->name, sizeof(card->driver));
 408         strlcpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
 409         if (dma2[dev] < 0)
 410                 snprintf(card->longname, sizeof(card->longname),
 411                          "%s at 0x%lx, irq %i, dma %i",
 412                          chip->pcm->name, chip->port, irq[dev], dma1[dev]);
 413         else
 414                 snprintf(card->longname, sizeof(card->longname),
 415                          "%s at 0x%lx, irq %i, dma %i&%d",
 416                          chip->pcm->name, chip->port, irq[dev], dma1[dev],
 417                          dma2[dev]);
 418
 419         err = snd_wss_timer(chip, 0);
 420         if (err < 0)
 421                 return err;
 422
 423         if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
 424                 if (snd_opl3_create(card,
 425                                     fm_port[dev], fm_port[dev] + 2,
 426                                     OPL3_HW_OPL3_CS, 0, &opl3) < 0) {
 427                         printk(KERN_WARNING IDENT ": OPL3 not detected\n");
 428                 } else {
 429                         if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0)
 430                                 return err;
 431                 }
 432         }
 433
 434         if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
 435                 if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
 436                         mpu_irq[dev] = -1;
 437                 if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
 438                                         mpu_port[dev], 0,
 439                                         mpu_irq[dev], NULL) < 0)
 440                         printk(KERN_WARNING IDENT ": MPU401 not detected\n");
 441         }
 442
 443         return snd_card_register(card);
 444 }
 445
 446 static int snd_cs423x_isa_match(struct device *pdev,
 447                                 unsigned int dev)
 448 {
 449         if (!enable[dev] || is_isapnp_selected(dev))
 450                 return 0;
 451
 452         if (port[dev] == SNDRV_AUTO_PORT) {
 453                 dev_err(pdev, "please specify port\n");
 454                 return 0;
 455         }
 456         if (cport[dev] == SNDRV_AUTO_PORT) {
 457                 dev_err(pdev, "please specify cport\n");
 458                 return 0;
 459         }
 460         if (irq[dev] == SNDRV_AUTO_IRQ) {
 461                 dev_err(pdev, "please specify irq\n");
 462                 return 0;
 463         }
 464         if (dma1[dev] == SNDRV_AUTO_DMA) {
 465                 dev_err(pdev, "please specify dma1\n");
 466                 return 0;
 467         }
 468         return 1;
 469 }
 470
 471 static int snd_cs423x_isa_probe(struct device *pdev,
 472                                 unsigned int dev)
 473 {
 474         struct snd_card *card;
 475         int err;
 476
 477         err = snd_cs423x_card_new(pdev, dev, &card);
 478         if (err < 0)
 479                 return err;
 480         if ((err = snd_cs423x_probe(card, dev)) < 0) {
 481                 snd_card_free(card);
 482                 return err;
 483         }
 484
 485         dev_set_drvdata(pdev, card);
 486         return 0;
 487 }
 488
 489 static int snd_cs423x_isa_remove(struct device *pdev,
 490                                  unsigned int dev)
 491 {
 492         snd_card_free(dev_get_drvdata(pdev));
 493         return 0;
 494 }
 495
 496 #ifdef CONFIG_PM
 497 static int snd_cs423x_suspend(struct snd_card *card)
 498 {
 499         struct snd_card_cs4236 *acard = card->private_data;
 500         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
 501         acard->chip->suspend(acard->chip);
 502         return 0;
 503 }
 504
 505 static int snd_cs423x_resume(struct snd_card *card)
 506 {
 507         struct snd_card_cs4236 *acard = card->private_data;
 508         acard->chip->resume(acard->chip);
 509         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
 510         return 0;
 511 }
 512
 513 static int snd_cs423x_isa_suspend(struct device *dev, unsigned int n,
 514                                   pm_message_t state)
 515 {
 516         return snd_cs423x_suspend(dev_get_drvdata(dev));
 517 }
 518
 519 static int snd_cs423x_isa_resume(struct device *dev, unsigned int n)
 520 {
 521         return snd_cs423x_resume(dev_get_drvdata(dev));
 522 }
 523 #endif
 524
 525 static struct isa_driver cs423x_isa_driver = {
 526         .match          = snd_cs423x_isa_match,
 527         .probe          = snd_cs423x_isa_probe,
 528         .remove         = snd_cs423x_isa_remove,
 529 #ifdef CONFIG_PM
 530         .suspend        = snd_cs423x_isa_suspend,
 531         .resume         = snd_cs423x_isa_resume,
 532 #endif
 533         .driver         = {
 534                 .name   = DEV_NAME
 535         },
 536 };
 537
 538
 539 #ifdef CONFIG_PNP
 540 static int snd_cs423x_pnpbios_detect(struct pnp_dev *pdev,
 541                                      const struct pnp_device_id *id)
 542 {
 543         static int dev;
 544         int err;
 545         struct snd_card *card;
 546         struct pnp_dev *cdev;
 547         char cid[PNP_ID_LEN];
 548
 549         if (pnp_device_is_isapnp(pdev))
 550                 return -ENOENT; /* we have another procedure - card */
 551         for (; dev < SNDRV_CARDS; dev++) {
 552                 if (enable[dev] && isapnp[dev])
 553                         break;
 554         }
 555         if (dev >= SNDRV_CARDS)
 556                 return -ENODEV;
 557
 558         /* prepare second id */
 559         strcpy(cid, pdev->id[0].id);
 560         cid[5] = '1';
 561         cdev = NULL;
 562         list_for_each_entry(cdev, &(pdev->protocol->devices), protocol_list) {
 563                 if (!strcmp(cdev->id[0].id, cid))
 564                         break;
 565         }
 566         err = snd_cs423x_card_new(&pdev->dev, dev, &card);
 567         if (err < 0)
 568                 return err;
 569         err = snd_card_cs423x_pnp(dev, card->private_data, pdev, cdev);
 570         if (err < 0) {
 571                 printk(KERN_ERR "PnP BIOS detection failed for " IDENT "\n");
 572                 snd_card_free(card);
 573                 return err;
 574         }
 575         if ((err = snd_cs423x_probe(card, dev)) < 0) {
 576                 snd_card_free(card);
 577                 return err;
 578         }
 579         pnp_set_drvdata(pdev, card);
 580         dev++;
 581         return 0;
 582 }
 583
 584 static void snd_cs423x_pnp_remove(struct pnp_dev *pdev)
 585 {
 586         snd_card_free(pnp_get_drvdata(pdev));
 587 }
 588
 589 #ifdef CONFIG_PM
 590 static int snd_cs423x_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
 591 {
 592         return snd_cs423x_suspend(pnp_get_drvdata(pdev));
 593 }
 594
 595 static int snd_cs423x_pnp_resume(struct pnp_dev *pdev)
 596 {
 597         return snd_cs423x_resume(pnp_get_drvdata(pdev));
 598 }
 599 #endif
 600
 601 static struct pnp_driver cs423x_pnp_driver = {
 602         .name = "cs423x-pnpbios",
 603         .id_table = snd_cs423x_pnpbiosids,
 604         .probe = snd_cs423x_pnpbios_detect,
 605         .remove = snd_cs423x_pnp_remove,
 606 #ifdef CONFIG_PM
 607         .suspend        = snd_cs423x_pnp_suspend,
 608         .resume         = snd_cs423x_pnp_resume,
 609 #endif
 610 };
 611
 612 static int snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
 613                                   const struct pnp_card_device_id *pid)
 614 {
 615         static int dev;
 616         struct snd_card *card;
 617         int res;
 618
 619         for ( ; dev < SNDRV_CARDS; dev++) {
 620                 if (enable[dev] && isapnp[dev])
 621                         break;
 622         }
 623         if (dev >= SNDRV_CARDS)
 624                 return -ENODEV;
 625
 626         res = snd_cs423x_card_new(&pcard->card->dev, dev, &card);
 627         if (res < 0)
 628                 return res;
 629         if ((res = snd_card_cs423x_pnpc(dev, card->private_data, pcard, pid)) < 0) {
 630                 printk(KERN_ERR "isapnp detection failed and probing for " IDENT
 631                        " is not supported\n");
 632                 snd_card_free(card);
 633                 return res;
 634         }
 635         if ((res = snd_cs423x_probe(card, dev)) < 0) {
 636                 snd_card_free(card);
 637                 return res;
 638         }
 639         pnp_set_card_drvdata(pcard, card);
 640         dev++;
 641         return 0;
 642 }
 643
 644 static void snd_cs423x_pnpc_remove(struct pnp_card_link *pcard)
 645 {
 646         snd_card_free(pnp_get_card_drvdata(pcard));
 647         pnp_set_card_drvdata(pcard, NULL);
 648 }
 649
 650 #ifdef CONFIG_PM
 651 static int snd_cs423x_pnpc_suspend(struct pnp_card_link *pcard, pm_message_t state)
 652 {
 653         return snd_cs423x_suspend(pnp_get_card_drvdata(pcard));
 654 }
 655
 656 static int snd_cs423x_pnpc_resume(struct pnp_card_link *pcard)
 657 {
 658         return snd_cs423x_resume(pnp_get_card_drvdata(pcard));
 659 }
 660 #endif
 661
 662 static struct pnp_card_driver cs423x_pnpc_driver = {
 663         .flags = PNP_DRIVER_RES_DISABLE,
 664         .name = CS423X_ISAPNP_DRIVER,
 665         .id_table = snd_cs423x_pnpids,
 666         .probe = snd_cs423x_pnpc_detect,
 667         .remove = snd_cs423x_pnpc_remove,
 668 #ifdef CONFIG_PM
 669         .suspend        = snd_cs423x_pnpc_suspend,
 670         .resume         = snd_cs423x_pnpc_resume,
 671 #endif
 672 };
 673 #endif /* CONFIG_PNP */
 674
 675 static int __init alsa_card_cs423x_init(void)
 676 {
 677         int err;
 678
 679         err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
 680 #ifdef CONFIG_PNP
 681         if (!err)
 682                 isa_registered = 1;
 683         err = pnp_register_driver(&cs423x_pnp_driver);
 684         if (!err)
 685                 pnp_registered = 1;
 686         err = pnp_register_card_driver(&cs423x_pnpc_driver);
 687         if (!err)
 688                 pnpc_registered = 1;
 689         if (pnp_registered)
 690                 err = 0;
 691         if (isa_registered)
 692                 err = 0;
 693 #endif
 694         return err;
 695 }
 696
 697 static void __exit alsa_card_cs423x_exit(void)
 698 {
 699 #ifdef CONFIG_PNP
 700         if (pnpc_registered)
 701                 pnp_unregister_card_driver(&cs423x_pnpc_driver);
 702         if (pnp_registered)
 703                 pnp_unregister_driver(&cs423x_pnp_driver);
 704         if (isa_registered)
 705 #endif
 706                 isa_unregister_driver(&cs423x_isa_driver);
 707 }
 708
 709 module_init(alsa_card_cs423x_init)
 710 module_exit(alsa_card_cs423x_exit)