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