1 /* 2 * Driver for C-Media's CMI8330 soundcards. 3 * Copyright (c) by George Talusan <gstalusan@uwaterloo.ca> 4 * http://www.undergrad.math.uwaterloo.ca/~gstalusa 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 * 20 */ 21 22 /* 23 * NOTES 24 * 25 * The extended registers contain mixer settings which are largely 26 * untapped for the time being. 27 * 28 * MPU401 and SPDIF are not supported yet. I don't have the hardware 29 * to aid in coding and testing, so I won't bother. 30 * 31 * To quickly load the module, 32 * 33 * modprobe -a snd-cmi8330 sbport=0x220 sbirq=5 sbdma8=1 34 * sbdma16=5 wssport=0x530 wssirq=11 wssdma=0 35 * 36 * This card has two mixers and two PCM devices. I've cheesed it such 37 * that recording and playback can be done through the same device. 38 * The driver "magically" routes the capturing to the AD1848 codec, 39 * and playback to the SB16 codec. This allows for full-duplex mode 40 * to some extent. 41 * The utilities in alsa-utils are aware of both devices, so passing 42 * the appropriate parameters to amixer and alsactl will give you 43 * full control over both mixers. 44 */ 45 46 #include <sound/driver.h> 47 #include <linux/init.h> 48 #include <linux/err.h> 49 #include <linux/isa.h> 50 #include <linux/slab.h> 51 #include <linux/pnp.h> 52 #include <linux/moduleparam.h> 53 #include <sound/core.h> 54 #include <sound/ad1848.h> 55 #include <sound/sb.h> 56 #include <sound/initval.h> 57 58 /* 59 */ 60 /* #define ENABLE_SB_MIXER */ 61 #define PLAYBACK_ON_SB 62 63 /* 64 */ 65 MODULE_AUTHOR("George Talusan <gstalusan@uwaterloo.ca>"); 66 MODULE_DESCRIPTION("C-Media CMI8330"); 67 MODULE_LICENSE("GPL"); 68 MODULE_SUPPORTED_DEVICE("{{C-Media,CMI8330,isapnp:{CMI0001,@@@0001,@X@0001}}}"); 69 70 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; 71 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; 72 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; 73 #ifdef CONFIG_PNP 74 static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; 75 #endif 76 static long sbport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; 77 static int sbirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; 78 static int sbdma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; 79 static int sbdma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; 80 static long wssport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; 81 static int wssirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; 82 static int wssdma[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; 83 84 module_param_array(index, int, NULL, 0444); 85 MODULE_PARM_DESC(index, "Index value for CMI8330 soundcard."); 86 module_param_array(id, charp, NULL, 0444); 87 MODULE_PARM_DESC(id, "ID string for CMI8330 soundcard."); 88 module_param_array(enable, bool, NULL, 0444); 89 MODULE_PARM_DESC(enable, "Enable CMI8330 soundcard."); 90 #ifdef CONFIG_PNP 91 module_param_array(isapnp, bool, NULL, 0444); 92 MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard."); 93 #endif 94 95 module_param_array(sbport, long, NULL, 0444); 96 MODULE_PARM_DESC(sbport, "Port # for CMI8330 SB driver."); 97 module_param_array(sbirq, int, NULL, 0444); 98 MODULE_PARM_DESC(sbirq, "IRQ # for CMI8330 SB driver."); 99 module_param_array(sbdma8, int, NULL, 0444); 100 MODULE_PARM_DESC(sbdma8, "DMA8 for CMI8330 SB driver."); 101 module_param_array(sbdma16, int, NULL, 0444); 102 MODULE_PARM_DESC(sbdma16, "DMA16 for CMI8330 SB driver."); 103 104 module_param_array(wssport, long, NULL, 0444); 105 MODULE_PARM_DESC(wssport, "Port # for CMI8330 WSS driver."); 106 module_param_array(wssirq, int, NULL, 0444); 107 MODULE_PARM_DESC(wssirq, "IRQ # for CMI8330 WSS driver."); 108 module_param_array(wssdma, int, NULL, 0444); 109 MODULE_PARM_DESC(wssdma, "DMA for CMI8330 WSS driver."); 110 111 #ifdef CONFIG_PNP 112 static int pnp_registered; 113 #endif 114 115 #define CMI8330_RMUX3D 16 116 #define CMI8330_MUTEMUX 17 117 #define CMI8330_OUTPUTVOL 18 118 #define CMI8330_MASTVOL 19 119 #define CMI8330_LINVOL 20 120 #define CMI8330_CDINVOL 21 121 #define CMI8330_WAVVOL 22 122 #define CMI8330_RECMUX 23 123 #define CMI8330_WAVGAIN 24 124 #define CMI8330_LINGAIN 25 125 #define CMI8330_CDINGAIN 26 126 127 static unsigned char snd_cmi8330_image[((CMI8330_CDINGAIN)-16) + 1] = 128 { 129 0x40, /* 16 - recording mux (SB-mixer-enabled) */ 130 #ifdef ENABLE_SB_MIXER 131 0x40, /* 17 - mute mux (Mode2) */ 132 #else 133 0x0, /* 17 - mute mux */ 134 #endif 135 0x0, /* 18 - vol */ 136 0x0, /* 19 - master volume */ 137 0x0, /* 20 - line-in volume */ 138 0x0, /* 21 - cd-in volume */ 139 0x0, /* 22 - wave volume */ 140 0x0, /* 23 - mute/rec mux */ 141 0x0, /* 24 - wave rec gain */ 142 0x0, /* 25 - line-in rec gain */ 143 0x0 /* 26 - cd-in rec gain */ 144 }; 145 146 typedef int (*snd_pcm_open_callback_t)(struct snd_pcm_substream *); 147 148 struct snd_cmi8330 { 149 #ifdef CONFIG_PNP 150 struct pnp_dev *cap; 151 struct pnp_dev *play; 152 #endif 153 struct snd_card *card; 154 struct snd_ad1848 *wss; 155 struct snd_sb *sb; 156 157 struct snd_pcm *pcm; 158 struct snd_cmi8330_stream { 159 struct snd_pcm_ops ops; 160 snd_pcm_open_callback_t open; 161 void *private_data; /* sb or wss */ 162 } streams[2]; 163 }; 164 165 #ifdef CONFIG_PNP 166 167 static struct pnp_card_device_id snd_cmi8330_pnpids[] = { 168 { .id = "CMI0001", .devs = { { "@@@0001" }, { "@X@0001" } } }, 169 { .id = "" } 170 }; 171 172 MODULE_DEVICE_TABLE(pnp_card, snd_cmi8330_pnpids); 173 174 #endif 175 176 177 static struct ad1848_mix_elem snd_cmi8330_controls[] __devinitdata = { 178 AD1848_DOUBLE("Master Playback Volume", 0, CMI8330_MASTVOL, CMI8330_MASTVOL, 4, 0, 15, 0), 179 AD1848_SINGLE("Loud Playback Switch", 0, CMI8330_MUTEMUX, 6, 1, 1), 180 AD1848_DOUBLE("PCM Playback Switch", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 7, 7, 1, 1), 181 AD1848_DOUBLE("PCM Playback Volume", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 0, 0, 63, 1), 182 AD1848_DOUBLE("Line Playback Switch", 0, CMI8330_MUTEMUX, CMI8330_MUTEMUX, 4, 3, 1, 0), 183 AD1848_DOUBLE("Line Playback Volume", 0, CMI8330_LINVOL, CMI8330_LINVOL, 4, 0, 15, 0), 184 AD1848_DOUBLE("Line Capture Switch", 0, CMI8330_RMUX3D, CMI8330_RMUX3D, 2, 1, 1, 0), 185 AD1848_DOUBLE("Line Capture Volume", 0, CMI8330_LINGAIN, CMI8330_LINGAIN, 4, 0, 15, 0), 186 AD1848_DOUBLE("CD Playback Switch", 0, CMI8330_MUTEMUX, CMI8330_MUTEMUX, 2, 1, 1, 0), 187 AD1848_DOUBLE("CD Capture Switch", 0, CMI8330_RMUX3D, CMI8330_RMUX3D, 4, 3, 1, 0), 188 AD1848_DOUBLE("CD Playback Volume", 0, CMI8330_CDINVOL, CMI8330_CDINVOL, 4, 0, 15, 0), 189 AD1848_DOUBLE("CD Capture Volume", 0, CMI8330_CDINGAIN, CMI8330_CDINGAIN, 4, 0, 15, 0), 190 AD1848_SINGLE("Mic Playback Switch", 0, CMI8330_MUTEMUX, 0, 1, 0), 191 AD1848_SINGLE("Mic Playback Volume", 0, CMI8330_OUTPUTVOL, 0, 7, 0), 192 AD1848_SINGLE("Mic Capture Switch", 0, CMI8330_RMUX3D, 0, 1, 0), 193 AD1848_SINGLE("Mic Capture Volume", 0, CMI8330_OUTPUTVOL, 5, 7, 0), 194 AD1848_DOUBLE("Wavetable Playback Switch", 0, CMI8330_RECMUX, CMI8330_RECMUX, 1, 0, 1, 0), 195 AD1848_DOUBLE("Wavetable Playback Volume", 0, CMI8330_WAVVOL, CMI8330_WAVVOL, 4, 0, 15, 0), 196 AD1848_DOUBLE("Wavetable Capture Switch", 0, CMI8330_RECMUX, CMI8330_RECMUX, 5, 4, 1, 0), 197 AD1848_DOUBLE("Wavetable Capture Volume", 0, CMI8330_WAVGAIN, CMI8330_WAVGAIN, 4, 0, 15, 0), 198 AD1848_SINGLE("3D Control - Switch", 0, CMI8330_RMUX3D, 5, 1, 1), 199 AD1848_SINGLE("PC Speaker Playback Volume", 0, CMI8330_OUTPUTVOL, 3, 3, 0), 200 AD1848_SINGLE("FM Playback Switch", 0, CMI8330_RECMUX, 3, 1, 1), 201 AD1848_SINGLE(SNDRV_CTL_NAME_IEC958("Input ",CAPTURE,SWITCH), 0, CMI8330_RMUX3D, 7, 1, 1), 202 AD1848_SINGLE(SNDRV_CTL_NAME_IEC958("Input ",PLAYBACK,SWITCH), 0, CMI8330_MUTEMUX, 7, 1, 1), 203 }; 204 205 #ifdef ENABLE_SB_MIXER 206 static struct sbmix_elem cmi8330_sb_mixers[] __devinitdata = { 207 SB_DOUBLE("SB Master Playback Volume", SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31), 208 SB_DOUBLE("Tone Control - Bass", SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15), 209 SB_DOUBLE("Tone Control - Treble", SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15), 210 SB_DOUBLE("SB PCM Playback Volume", SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31), 211 SB_DOUBLE("SB Synth Playback Volume", SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31), 212 SB_DOUBLE("SB CD Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1), 213 SB_DOUBLE("SB CD Playback Volume", SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31), 214 SB_DOUBLE("SB Line Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1), 215 SB_DOUBLE("SB Line Playback Volume", SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31), 216 SB_SINGLE("SB Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1), 217 SB_SINGLE("SB Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31), 218 SB_SINGLE("SB PC Speaker Volume", SB_DSP4_SPEAKER_DEV, 6, 3), 219 SB_DOUBLE("SB Capture Volume", SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3), 220 SB_DOUBLE("SB Playback Volume", SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3), 221 SB_SINGLE("SB Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1), 222 }; 223 224 static unsigned char cmi8330_sb_init_values[][2] __devinitdata = { 225 { SB_DSP4_MASTER_DEV + 0, 0 }, 226 { SB_DSP4_MASTER_DEV + 1, 0 }, 227 { SB_DSP4_PCM_DEV + 0, 0 }, 228 { SB_DSP4_PCM_DEV + 1, 0 }, 229 { SB_DSP4_SYNTH_DEV + 0, 0 }, 230 { SB_DSP4_SYNTH_DEV + 1, 0 }, 231 { SB_DSP4_INPUT_LEFT, 0 }, 232 { SB_DSP4_INPUT_RIGHT, 0 }, 233 { SB_DSP4_OUTPUT_SW, 0 }, 234 { SB_DSP4_SPEAKER_DEV, 0 }, 235 }; 236 237 238 static int __devinit cmi8330_add_sb_mixers(struct snd_sb *chip) 239 { 240 int idx, err; 241 unsigned long flags; 242 243 spin_lock_irqsave(&chip->mixer_lock, flags); 244 snd_sbmixer_write(chip, 0x00, 0x00); /* mixer reset */ 245 spin_unlock_irqrestore(&chip->mixer_lock, flags); 246 247 /* mute and zero volume channels */ 248 for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_init_values); idx++) { 249 spin_lock_irqsave(&chip->mixer_lock, flags); 250 snd_sbmixer_write(chip, cmi8330_sb_init_values[idx][0], 251 cmi8330_sb_init_values[idx][1]); 252 spin_unlock_irqrestore(&chip->mixer_lock, flags); 253 } 254 255 for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_mixers); idx++) { 256 if ((err = snd_sbmixer_add_ctl_elem(chip, &cmi8330_sb_mixers[idx])) < 0) 257 return err; 258 } 259 return 0; 260 } 261 #endif 262 263 static int __devinit snd_cmi8330_mixer(struct snd_card *card, struct snd_cmi8330 *acard) 264 { 265 unsigned int idx; 266 int err; 267 268 strcpy(card->mixername, "CMI8330/C3D"); 269 270 for (idx = 0; idx < ARRAY_SIZE(snd_cmi8330_controls); idx++) { 271 if ((err = snd_ad1848_add_ctl_elem(acard->wss, &snd_cmi8330_controls[idx])) < 0) 272 return err; 273 } 274 275 #ifdef ENABLE_SB_MIXER 276 if ((err = cmi8330_add_sb_mixers(acard->sb)) < 0) 277 return err; 278 #endif 279 return 0; 280 } 281 282 #ifdef CONFIG_PNP 283 static int __devinit snd_cmi8330_pnp(int dev, struct snd_cmi8330 *acard, 284 struct pnp_card_link *card, 285 const struct pnp_card_device_id *id) 286 { 287 struct pnp_dev *pdev; 288 struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL); 289 int err; 290 291 if (!cfg) 292 return -ENOMEM; 293 acard->cap = pnp_request_card_device(card, id->devs[0].id, NULL); 294 if (acard->cap == NULL) { 295 kfree(cfg); 296 return -EBUSY; 297 } 298 acard->play = pnp_request_card_device(card, id->devs[1].id, NULL); 299 if (acard->play == NULL) { 300 kfree(cfg); 301 return -EBUSY; 302 } 303 304 pdev = acard->cap; 305 pnp_init_resource_table(cfg); 306 /* allocate AD1848 resources */ 307 if (wssport[dev] != SNDRV_AUTO_PORT) 308 pnp_resource_change(&cfg->port_resource[0], wssport[dev], 8); 309 if (wssdma[dev] != SNDRV_AUTO_DMA) 310 pnp_resource_change(&cfg->dma_resource[0], wssdma[dev], 1); 311 if (wssirq[dev] != SNDRV_AUTO_IRQ) 312 pnp_resource_change(&cfg->irq_resource[0], wssirq[dev], 1); 313 314 err = pnp_manual_config_dev(pdev, cfg, 0); 315 if (err < 0) 316 snd_printk(KERN_ERR "CMI8330/C3D (AD1848) PnP manual resources are invalid, using auto config\n"); 317 err = pnp_activate_dev(pdev); 318 if (err < 0) { 319 snd_printk(KERN_ERR "CMI8330/C3D (AD1848) PnP configure failure\n"); 320 kfree(cfg); 321 return -EBUSY; 322 } 323 wssport[dev] = pnp_port_start(pdev, 0); 324 wssdma[dev] = pnp_dma(pdev, 0); 325 wssirq[dev] = pnp_irq(pdev, 0); 326 327 /* allocate SB16 resources */ 328 pdev = acard->play; 329 pnp_init_resource_table(cfg); 330 if (sbport[dev] != SNDRV_AUTO_PORT) 331 pnp_resource_change(&cfg->port_resource[0], sbport[dev], 16); 332 if (sbdma8[dev] != SNDRV_AUTO_DMA) 333 pnp_resource_change(&cfg->dma_resource[0], sbdma8[dev], 1); 334 if (sbdma16[dev] != SNDRV_AUTO_DMA) 335 pnp_resource_change(&cfg->dma_resource[1], sbdma16[dev], 1); 336 if (sbirq[dev] != SNDRV_AUTO_IRQ) 337 pnp_resource_change(&cfg->irq_resource[0], sbirq[dev], 1); 338 339 err = pnp_manual_config_dev(pdev, cfg, 0); 340 if (err < 0) 341 snd_printk(KERN_ERR "CMI8330/C3D (SB16) PnP manual resources are invalid, using auto config\n"); 342 err = pnp_activate_dev(pdev); 343 if (err < 0) { 344 snd_printk(KERN_ERR "CMI8330/C3D (SB16) PnP configure failure\n"); 345 kfree(cfg); 346 return -EBUSY; 347 } 348 sbport[dev] = pnp_port_start(pdev, 0); 349 sbdma8[dev] = pnp_dma(pdev, 0); 350 sbdma16[dev] = pnp_dma(pdev, 1); 351 sbirq[dev] = pnp_irq(pdev, 0); 352 353 kfree(cfg); 354 return 0; 355 } 356 #endif 357 358 /* 359 * PCM interface 360 * 361 * since we call the different chip interfaces for playback and capture 362 * directions, we need a trick. 363 * 364 * - copy the ops for each direction into a local record. 365 * - replace the open callback with the new one, which replaces the 366 * substream->private_data with the corresponding chip instance 367 * and calls again the original open callback of the chip. 368 * 369 */ 370 371 #ifdef PLAYBACK_ON_SB 372 #define CMI_SB_STREAM SNDRV_PCM_STREAM_PLAYBACK 373 #define CMI_AD_STREAM SNDRV_PCM_STREAM_CAPTURE 374 #else 375 #define CMI_SB_STREAM SNDRV_PCM_STREAM_CAPTURE 376 #define CMI_AD_STREAM SNDRV_PCM_STREAM_PLAYBACK 377 #endif 378 379 static int snd_cmi8330_playback_open(struct snd_pcm_substream *substream) 380 { 381 struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream); 382 383 /* replace the private_data and call the original open callback */ 384 substream->private_data = chip->streams[SNDRV_PCM_STREAM_PLAYBACK].private_data; 385 return chip->streams[SNDRV_PCM_STREAM_PLAYBACK].open(substream); 386 } 387 388 static int snd_cmi8330_capture_open(struct snd_pcm_substream *substream) 389 { 390 struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream); 391 392 /* replace the private_data and call the original open callback */ 393 substream->private_data = chip->streams[SNDRV_PCM_STREAM_CAPTURE].private_data; 394 return chip->streams[SNDRV_PCM_STREAM_CAPTURE].open(substream); 395 } 396 397 static int __devinit snd_cmi8330_pcm(struct snd_card *card, struct snd_cmi8330 *chip) 398 { 399 struct snd_pcm *pcm; 400 const struct snd_pcm_ops *ops; 401 int err; 402 static snd_pcm_open_callback_t cmi_open_callbacks[2] = { 403 snd_cmi8330_playback_open, 404 snd_cmi8330_capture_open 405 }; 406 407 if ((err = snd_pcm_new(card, "CMI8330", 0, 1, 1, &pcm)) < 0) 408 return err; 409 strcpy(pcm->name, "CMI8330"); 410 pcm->private_data = chip; 411 412 /* SB16 */ 413 ops = snd_sb16dsp_get_pcm_ops(CMI_SB_STREAM); 414 chip->streams[CMI_SB_STREAM].ops = *ops; 415 chip->streams[CMI_SB_STREAM].open = ops->open; 416 chip->streams[CMI_SB_STREAM].ops.open = cmi_open_callbacks[CMI_SB_STREAM]; 417 chip->streams[CMI_SB_STREAM].private_data = chip->sb; 418 419 /* AD1848 */ 420 ops = snd_ad1848_get_pcm_ops(CMI_AD_STREAM); 421 chip->streams[CMI_AD_STREAM].ops = *ops; 422 chip->streams[CMI_AD_STREAM].open = ops->open; 423 chip->streams[CMI_AD_STREAM].ops.open = cmi_open_callbacks[CMI_AD_STREAM]; 424 chip->streams[CMI_AD_STREAM].private_data = chip->wss; 425 426 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &chip->streams[SNDRV_PCM_STREAM_PLAYBACK].ops); 427 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &chip->streams[SNDRV_PCM_STREAM_CAPTURE].ops); 428 429 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 430 snd_dma_isa_data(), 431 64*1024, 128*1024); 432 chip->pcm = pcm; 433 434 return 0; 435 } 436 437 438 #ifdef CONFIG_PM 439 static int snd_cmi8330_suspend(struct snd_card *card) 440 { 441 struct snd_cmi8330 *acard = card->private_data; 442 443 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 444 snd_pcm_suspend_all(acard->pcm); 445 acard->wss->suspend(acard->wss); 446 snd_sbmixer_suspend(acard->sb); 447 return 0; 448 } 449 450 static int snd_cmi8330_resume(struct snd_card *card) 451 { 452 struct snd_cmi8330 *acard = card->private_data; 453 454 snd_sbdsp_reset(acard->sb); 455 snd_sbmixer_suspend(acard->sb); 456 acard->wss->resume(acard->wss); 457 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 458 return 0; 459 } 460 #endif 461 462 463 /* 464 */ 465 466 #ifdef CONFIG_PNP 467 #define is_isapnp_selected(dev) isapnp[dev] 468 #else 469 #define is_isapnp_selected(dev) 0 470 #endif 471 472 #define PFX "cmi8330: " 473 474 static struct snd_card *snd_cmi8330_card_new(int dev) 475 { 476 struct snd_card *card; 477 struct snd_cmi8330 *acard; 478 479 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 480 sizeof(struct snd_cmi8330)); 481 if (card == NULL) { 482 snd_printk(KERN_ERR PFX "could not get a new card\n"); 483 return NULL; 484 } 485 acard = card->private_data; 486 acard->card = card; 487 return card; 488 } 489 490 static int __devinit snd_cmi8330_probe(struct snd_card *card, int dev) 491 { 492 struct snd_cmi8330 *acard; 493 int i, err; 494 495 acard = card->private_data; 496 if ((err = snd_ad1848_create(card, 497 wssport[dev] + 4, 498 wssirq[dev], 499 wssdma[dev], 500 AD1848_HW_DETECT, 501 &acard->wss)) < 0) { 502 snd_printk(KERN_ERR PFX "(AD1848) device busy??\n"); 503 return err; 504 } 505 if (acard->wss->hardware != AD1848_HW_CMI8330) { 506 snd_printk(KERN_ERR PFX "(AD1848) not found during probe\n"); 507 return -ENODEV; 508 } 509 510 if ((err = snd_sbdsp_create(card, sbport[dev], 511 sbirq[dev], 512 snd_sb16dsp_interrupt, 513 sbdma8[dev], 514 sbdma16[dev], 515 SB_HW_AUTO, &acard->sb)) < 0) { 516 snd_printk(KERN_ERR PFX "(SB16) device busy??\n"); 517 return err; 518 } 519 if (acard->sb->hardware != SB_HW_16) { 520 snd_printk(KERN_ERR PFX "(SB16) not found during probe\n"); 521 return err; 522 } 523 524 snd_ad1848_out(acard->wss, AD1848_MISC_INFO, 0x40); /* switch on MODE2 */ 525 for (i = CMI8330_RMUX3D; i <= CMI8330_CDINGAIN; i++) 526 snd_ad1848_out(acard->wss, i, snd_cmi8330_image[i - CMI8330_RMUX3D]); 527 528 if ((err = snd_cmi8330_mixer(card, acard)) < 0) { 529 snd_printk(KERN_ERR PFX "failed to create mixers\n"); 530 return err; 531 } 532 533 if ((err = snd_cmi8330_pcm(card, acard)) < 0) { 534 snd_printk(KERN_ERR PFX "failed to create pcms\n"); 535 return err; 536 } 537 538 strcpy(card->driver, "CMI8330/C3D"); 539 strcpy(card->shortname, "C-Media CMI8330/C3D"); 540 sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d", 541 card->shortname, 542 acard->wss->port, 543 wssirq[dev], 544 wssdma[dev]); 545 546 return snd_card_register(card); 547 } 548 549 static int __devinit snd_cmi8330_isa_match(struct device *pdev, 550 unsigned int dev) 551 { 552 if (!enable[dev] || is_isapnp_selected(dev)) 553 return 0; 554 if (wssport[dev] == SNDRV_AUTO_PORT) { 555 snd_printk(KERN_ERR PFX "specify wssport\n"); 556 return 0; 557 } 558 if (sbport[dev] == SNDRV_AUTO_PORT) { 559 snd_printk(KERN_ERR PFX "specify sbport\n"); 560 return 0; 561 } 562 return 1; 563 } 564 565 static int __devinit snd_cmi8330_isa_probe(struct device *pdev, 566 unsigned int dev) 567 { 568 struct snd_card *card; 569 int err; 570 571 card = snd_cmi8330_card_new(dev); 572 if (! card) 573 return -ENOMEM; 574 snd_card_set_dev(card, pdev); 575 if ((err = snd_cmi8330_probe(card, dev)) < 0) { 576 snd_card_free(card); 577 return err; 578 } 579 dev_set_drvdata(pdev, card); 580 return 0; 581 } 582 583 static int __devexit snd_cmi8330_isa_remove(struct device *devptr, 584 unsigned int dev) 585 { 586 snd_card_free(dev_get_drvdata(devptr)); 587 dev_set_drvdata(devptr, NULL); 588 return 0; 589 } 590 591 #ifdef CONFIG_PM 592 static int snd_cmi8330_isa_suspend(struct device *dev, unsigned int n, 593 pm_message_t state) 594 { 595 return snd_cmi8330_suspend(dev_get_drvdata(dev)); 596 } 597 598 static int snd_cmi8330_isa_resume(struct device *dev, unsigned int n) 599 { 600 return snd_cmi8330_resume(dev_get_drvdata(dev)); 601 } 602 #endif 603 604 #define DEV_NAME "cmi8330" 605 606 static struct isa_driver snd_cmi8330_driver = { 607 .match = snd_cmi8330_isa_match, 608 .probe = snd_cmi8330_isa_probe, 609 .remove = __devexit_p(snd_cmi8330_isa_remove), 610 #ifdef CONFIG_PM 611 .suspend = snd_cmi8330_isa_suspend, 612 .resume = snd_cmi8330_isa_resume, 613 #endif 614 .driver = { 615 .name = DEV_NAME 616 }, 617 }; 618 619 620 #ifdef CONFIG_PNP 621 static int __devinit snd_cmi8330_pnp_detect(struct pnp_card_link *pcard, 622 const struct pnp_card_device_id *pid) 623 { 624 static int dev; 625 struct snd_card *card; 626 int res; 627 628 for ( ; dev < SNDRV_CARDS; dev++) { 629 if (enable[dev] && isapnp[dev]) 630 break; 631 } 632 if (dev >= SNDRV_CARDS) 633 return -ENODEV; 634 635 card = snd_cmi8330_card_new(dev); 636 if (! card) 637 return -ENOMEM; 638 if ((res = snd_cmi8330_pnp(dev, card->private_data, pcard, pid)) < 0) { 639 snd_printk(KERN_ERR PFX "PnP detection failed\n"); 640 snd_card_free(card); 641 return res; 642 } 643 snd_card_set_dev(card, &pcard->card->dev); 644 if ((res = snd_cmi8330_probe(card, dev)) < 0) { 645 snd_card_free(card); 646 return res; 647 } 648 pnp_set_card_drvdata(pcard, card); 649 dev++; 650 return 0; 651 } 652 653 static void __devexit snd_cmi8330_pnp_remove(struct pnp_card_link * pcard) 654 { 655 snd_card_free(pnp_get_card_drvdata(pcard)); 656 pnp_set_card_drvdata(pcard, NULL); 657 } 658 659 #ifdef CONFIG_PM 660 static int snd_cmi8330_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state) 661 { 662 return snd_cmi8330_suspend(pnp_get_card_drvdata(pcard)); 663 } 664 665 static int snd_cmi8330_pnp_resume(struct pnp_card_link *pcard) 666 { 667 return snd_cmi8330_resume(pnp_get_card_drvdata(pcard)); 668 } 669 #endif 670 671 static struct pnp_card_driver cmi8330_pnpc_driver = { 672 .flags = PNP_DRIVER_RES_DISABLE, 673 .name = "cmi8330", 674 .id_table = snd_cmi8330_pnpids, 675 .probe = snd_cmi8330_pnp_detect, 676 .remove = __devexit_p(snd_cmi8330_pnp_remove), 677 #ifdef CONFIG_PM 678 .suspend = snd_cmi8330_pnp_suspend, 679 .resume = snd_cmi8330_pnp_resume, 680 #endif 681 }; 682 #endif /* CONFIG_PNP */ 683 684 static int __init alsa_card_cmi8330_init(void) 685 { 686 int err; 687 688 err = isa_register_driver(&snd_cmi8330_driver, SNDRV_CARDS); 689 if (err < 0) 690 return err; 691 #ifdef CONFIG_PNP 692 err = pnp_register_card_driver(&cmi8330_pnpc_driver); 693 if (!err) 694 pnp_registered = 1; 695 #endif 696 return 0; 697 } 698 699 static void __exit alsa_card_cmi8330_exit(void) 700 { 701 #ifdef CONFIG_PNP 702 if (pnp_registered) 703 pnp_unregister_card_driver(&cmi8330_pnpc_driver); 704 #endif 705 isa_unregister_driver(&snd_cmi8330_driver); 706 } 707 708 module_init(alsa_card_cmi8330_init) 709 module_exit(alsa_card_cmi8330_exit) 710