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/platform_device.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 static struct platform_device *platform_devices[SNDRV_CARDS]; 112 #ifdef CONFIG_PNP 113 static int pnp_registered; 114 #endif 115 116 #define CMI8330_RMUX3D 16 117 #define CMI8330_MUTEMUX 17 118 #define CMI8330_OUTPUTVOL 18 119 #define CMI8330_MASTVOL 19 120 #define CMI8330_LINVOL 20 121 #define CMI8330_CDINVOL 21 122 #define CMI8330_WAVVOL 22 123 #define CMI8330_RECMUX 23 124 #define CMI8330_WAVGAIN 24 125 #define CMI8330_LINGAIN 25 126 #define CMI8330_CDINGAIN 26 127 128 static unsigned char snd_cmi8330_image[((CMI8330_CDINGAIN)-16) + 1] = 129 { 130 0x40, /* 16 - recording mux (SB-mixer-enabled) */ 131 #ifdef ENABLE_SB_MIXER 132 0x40, /* 17 - mute mux (Mode2) */ 133 #else 134 0x0, /* 17 - mute mux */ 135 #endif 136 0x0, /* 18 - vol */ 137 0x0, /* 19 - master volume */ 138 0x0, /* 20 - line-in volume */ 139 0x0, /* 21 - cd-in volume */ 140 0x0, /* 22 - wave volume */ 141 0x0, /* 23 - mute/rec mux */ 142 0x0, /* 24 - wave rec gain */ 143 0x0, /* 25 - line-in rec gain */ 144 0x0 /* 26 - cd-in rec gain */ 145 }; 146 147 typedef int (*snd_pcm_open_callback_t)(struct snd_pcm_substream *); 148 149 struct snd_cmi8330 { 150 #ifdef CONFIG_PNP 151 struct pnp_dev *cap; 152 struct pnp_dev *play; 153 #endif 154 struct snd_card *card; 155 struct snd_ad1848 *wss; 156 struct snd_sb *sb; 157 158 struct snd_pcm *pcm; 159 struct snd_cmi8330_stream { 160 struct snd_pcm_ops ops; 161 snd_pcm_open_callback_t open; 162 void *private_data; /* sb or wss */ 163 } streams[2]; 164 }; 165 166 #ifdef CONFIG_PNP 167 168 static struct pnp_card_device_id snd_cmi8330_pnpids[] = { 169 { .id = "CMI0001", .devs = { { "@@@0001" }, { "@X@0001" } } }, 170 { .id = "" } 171 }; 172 173 MODULE_DEVICE_TABLE(pnp_card, snd_cmi8330_pnpids); 174 175 #endif 176 177 178 static struct ad1848_mix_elem snd_cmi8330_controls[] __devinitdata = { 179 AD1848_DOUBLE("Master Playback Volume", 0, CMI8330_MASTVOL, CMI8330_MASTVOL, 4, 0, 15, 0), 180 AD1848_SINGLE("Loud Playback Switch", 0, CMI8330_MUTEMUX, 6, 1, 1), 181 AD1848_DOUBLE("PCM Playback Switch", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 7, 7, 1, 1), 182 AD1848_DOUBLE("PCM Playback Volume", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 0, 0, 63, 1), 183 AD1848_DOUBLE("Line Playback Switch", 0, CMI8330_MUTEMUX, CMI8330_MUTEMUX, 4, 3, 1, 0), 184 AD1848_DOUBLE("Line Playback Volume", 0, CMI8330_LINVOL, CMI8330_LINVOL, 4, 0, 15, 0), 185 AD1848_DOUBLE("Line Capture Switch", 0, CMI8330_RMUX3D, CMI8330_RMUX3D, 2, 1, 1, 0), 186 AD1848_DOUBLE("Line Capture Volume", 0, CMI8330_LINGAIN, CMI8330_LINGAIN, 4, 0, 15, 0), 187 AD1848_DOUBLE("CD Playback Switch", 0, CMI8330_MUTEMUX, CMI8330_MUTEMUX, 2, 1, 1, 0), 188 AD1848_DOUBLE("CD Capture Switch", 0, CMI8330_RMUX3D, CMI8330_RMUX3D, 4, 3, 1, 0), 189 AD1848_DOUBLE("CD Playback Volume", 0, CMI8330_CDINVOL, CMI8330_CDINVOL, 4, 0, 15, 0), 190 AD1848_DOUBLE("CD Capture Volume", 0, CMI8330_CDINGAIN, CMI8330_CDINGAIN, 4, 0, 15, 0), 191 AD1848_SINGLE("Mic Playback Switch", 0, CMI8330_MUTEMUX, 0, 1, 0), 192 AD1848_SINGLE("Mic Playback Volume", 0, CMI8330_OUTPUTVOL, 0, 7, 0), 193 AD1848_SINGLE("Mic Capture Switch", 0, CMI8330_RMUX3D, 0, 1, 0), 194 AD1848_SINGLE("Mic Capture Volume", 0, CMI8330_OUTPUTVOL, 5, 7, 0), 195 AD1848_DOUBLE("Wavetable Playback Switch", 0, CMI8330_RECMUX, CMI8330_RECMUX, 1, 0, 1, 0), 196 AD1848_DOUBLE("Wavetable Playback Volume", 0, CMI8330_WAVVOL, CMI8330_WAVVOL, 4, 0, 15, 0), 197 AD1848_DOUBLE("Wavetable Capture Switch", 0, CMI8330_RECMUX, CMI8330_RECMUX, 5, 4, 1, 0), 198 AD1848_DOUBLE("Wavetable Capture Volume", 0, CMI8330_WAVGAIN, CMI8330_WAVGAIN, 4, 0, 15, 0), 199 AD1848_SINGLE("3D Control - Switch", 0, CMI8330_RMUX3D, 5, 1, 1), 200 AD1848_SINGLE("PC Speaker Playback Volume", 0, CMI8330_OUTPUTVOL, 3, 3, 0), 201 AD1848_SINGLE("FM Playback Switch", 0, CMI8330_RECMUX, 3, 1, 1), 202 AD1848_SINGLE(SNDRV_CTL_NAME_IEC958("Input ",CAPTURE,SWITCH), 0, CMI8330_RMUX3D, 7, 1, 1), 203 AD1848_SINGLE(SNDRV_CTL_NAME_IEC958("Input ",PLAYBACK,SWITCH), 0, CMI8330_MUTEMUX, 7, 1, 1), 204 }; 205 206 #ifdef ENABLE_SB_MIXER 207 static struct sbmix_elem cmi8330_sb_mixers[] __devinitdata = { 208 SB_DOUBLE("SB Master Playback Volume", SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31), 209 SB_DOUBLE("Tone Control - Bass", SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15), 210 SB_DOUBLE("Tone Control - Treble", SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15), 211 SB_DOUBLE("SB PCM Playback Volume", SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31), 212 SB_DOUBLE("SB Synth Playback Volume", SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31), 213 SB_DOUBLE("SB CD Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1), 214 SB_DOUBLE("SB CD Playback Volume", SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31), 215 SB_DOUBLE("SB Line Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1), 216 SB_DOUBLE("SB Line Playback Volume", SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31), 217 SB_SINGLE("SB Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1), 218 SB_SINGLE("SB Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31), 219 SB_SINGLE("SB PC Speaker Volume", SB_DSP4_SPEAKER_DEV, 6, 3), 220 SB_DOUBLE("SB Capture Volume", SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3), 221 SB_DOUBLE("SB Playback Volume", SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3), 222 SB_SINGLE("SB Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1), 223 }; 224 225 static unsigned char cmi8330_sb_init_values[][2] __devinitdata = { 226 { SB_DSP4_MASTER_DEV + 0, 0 }, 227 { SB_DSP4_MASTER_DEV + 1, 0 }, 228 { SB_DSP4_PCM_DEV + 0, 0 }, 229 { SB_DSP4_PCM_DEV + 1, 0 }, 230 { SB_DSP4_SYNTH_DEV + 0, 0 }, 231 { SB_DSP4_SYNTH_DEV + 1, 0 }, 232 { SB_DSP4_INPUT_LEFT, 0 }, 233 { SB_DSP4_INPUT_RIGHT, 0 }, 234 { SB_DSP4_OUTPUT_SW, 0 }, 235 { SB_DSP4_SPEAKER_DEV, 0 }, 236 }; 237 238 239 static int __devinit cmi8330_add_sb_mixers(struct snd_sb *chip) 240 { 241 int idx, err; 242 unsigned long flags; 243 244 spin_lock_irqsave(&chip->mixer_lock, flags); 245 snd_sbmixer_write(chip, 0x00, 0x00); /* mixer reset */ 246 spin_unlock_irqrestore(&chip->mixer_lock, flags); 247 248 /* mute and zero volume channels */ 249 for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_init_values); idx++) { 250 spin_lock_irqsave(&chip->mixer_lock, flags); 251 snd_sbmixer_write(chip, cmi8330_sb_init_values[idx][0], 252 cmi8330_sb_init_values[idx][1]); 253 spin_unlock_irqrestore(&chip->mixer_lock, flags); 254 } 255 256 for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_mixers); idx++) { 257 if ((err = snd_sbmixer_add_ctl_elem(chip, &cmi8330_sb_mixers[idx])) < 0) 258 return err; 259 } 260 return 0; 261 } 262 #endif 263 264 static int __devinit snd_cmi8330_mixer(struct snd_card *card, struct snd_cmi8330 *acard) 265 { 266 unsigned int idx; 267 int err; 268 269 strcpy(card->mixername, "CMI8330/C3D"); 270 271 for (idx = 0; idx < ARRAY_SIZE(snd_cmi8330_controls); idx++) { 272 if ((err = snd_ad1848_add_ctl_elem(acard->wss, &snd_cmi8330_controls[idx])) < 0) 273 return err; 274 } 275 276 #ifdef ENABLE_SB_MIXER 277 if ((err = cmi8330_add_sb_mixers(acard->sb)) < 0) 278 return err; 279 #endif 280 return 0; 281 } 282 283 #ifdef CONFIG_PNP 284 static int __devinit snd_cmi8330_pnp(int dev, struct snd_cmi8330 *acard, 285 struct pnp_card_link *card, 286 const struct pnp_card_device_id *id) 287 { 288 struct pnp_dev *pdev; 289 struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL); 290 int err; 291 292 acard->cap = pnp_request_card_device(card, id->devs[0].id, NULL); 293 if (acard->cap == NULL) { 294 kfree(cfg); 295 return -EBUSY; 296 } 297 acard->play = pnp_request_card_device(card, id->devs[1].id, NULL); 298 if (acard->play == NULL) { 299 kfree(cfg); 300 return -EBUSY; 301 } 302 303 pdev = acard->cap; 304 pnp_init_resource_table(cfg); 305 /* allocate AD1848 resources */ 306 if (wssport[dev] != SNDRV_AUTO_PORT) 307 pnp_resource_change(&cfg->port_resource[0], wssport[dev], 8); 308 if (wssdma[dev] != SNDRV_AUTO_DMA) 309 pnp_resource_change(&cfg->dma_resource[0], wssdma[dev], 1); 310 if (wssirq[dev] != SNDRV_AUTO_IRQ) 311 pnp_resource_change(&cfg->irq_resource[0], wssirq[dev], 1); 312 313 err = pnp_manual_config_dev(pdev, cfg, 0); 314 if (err < 0) 315 snd_printk(KERN_ERR "CMI8330/C3D (AD1848) PnP manual resources are invalid, using auto config\n"); 316 err = pnp_activate_dev(pdev); 317 if (err < 0) { 318 snd_printk(KERN_ERR "CMI8330/C3D (AD1848) PnP configure failure\n"); 319 kfree(cfg); 320 return -EBUSY; 321 } 322 wssport[dev] = pnp_port_start(pdev, 0); 323 wssdma[dev] = pnp_dma(pdev, 0); 324 wssirq[dev] = pnp_irq(pdev, 0); 325 326 /* allocate SB16 resources */ 327 pdev = acard->play; 328 pnp_init_resource_table(cfg); 329 if (sbport[dev] != SNDRV_AUTO_PORT) 330 pnp_resource_change(&cfg->port_resource[0], sbport[dev], 16); 331 if (sbdma8[dev] != SNDRV_AUTO_DMA) 332 pnp_resource_change(&cfg->dma_resource[0], sbdma8[dev], 1); 333 if (sbdma16[dev] != SNDRV_AUTO_DMA) 334 pnp_resource_change(&cfg->dma_resource[1], sbdma16[dev], 1); 335 if (sbirq[dev] != SNDRV_AUTO_IRQ) 336 pnp_resource_change(&cfg->irq_resource[0], sbirq[dev], 1); 337 338 err = pnp_manual_config_dev(pdev, cfg, 0); 339 if (err < 0) 340 snd_printk(KERN_ERR "CMI8330/C3D (SB16) PnP manual resources are invalid, using auto config\n"); 341 err = pnp_activate_dev(pdev); 342 if (err < 0) { 343 snd_printk(KERN_ERR "CMI8330/C3D (SB16) PnP configure failure\n"); 344 kfree(cfg); 345 return -EBUSY; 346 } 347 sbport[dev] = pnp_port_start(pdev, 0); 348 sbdma8[dev] = pnp_dma(pdev, 0); 349 sbdma16[dev] = pnp_dma(pdev, 1); 350 sbirq[dev] = pnp_irq(pdev, 0); 351 352 kfree(cfg); 353 return 0; 354 } 355 #endif 356 357 /* 358 * PCM interface 359 * 360 * since we call the different chip interfaces for playback and capture 361 * directions, we need a trick. 362 * 363 * - copy the ops for each direction into a local record. 364 * - replace the open callback with the new one, which replaces the 365 * substream->private_data with the corresponding chip instance 366 * and calls again the original open callback of the chip. 367 * 368 */ 369 370 #ifdef PLAYBACK_ON_SB 371 #define CMI_SB_STREAM SNDRV_PCM_STREAM_PLAYBACK 372 #define CMI_AD_STREAM SNDRV_PCM_STREAM_CAPTURE 373 #else 374 #define CMI_SB_STREAM SNDRV_PCM_STREAM_CAPTURE 375 #define CMI_AD_STREAM SNDRV_PCM_STREAM_PLAYBACK 376 #endif 377 378 static int snd_cmi8330_playback_open(struct snd_pcm_substream *substream) 379 { 380 struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream); 381 382 /* replace the private_data and call the original open callback */ 383 substream->private_data = chip->streams[SNDRV_PCM_STREAM_PLAYBACK].private_data; 384 return chip->streams[SNDRV_PCM_STREAM_PLAYBACK].open(substream); 385 } 386 387 static int snd_cmi8330_capture_open(struct snd_pcm_substream *substream) 388 { 389 struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream); 390 391 /* replace the private_data and call the original open callback */ 392 substream->private_data = chip->streams[SNDRV_PCM_STREAM_CAPTURE].private_data; 393 return chip->streams[SNDRV_PCM_STREAM_CAPTURE].open(substream); 394 } 395 396 static int __devinit snd_cmi8330_pcm(struct snd_card *card, struct snd_cmi8330 *chip) 397 { 398 struct snd_pcm *pcm; 399 const struct snd_pcm_ops *ops; 400 int err; 401 static snd_pcm_open_callback_t cmi_open_callbacks[2] = { 402 snd_cmi8330_playback_open, 403 snd_cmi8330_capture_open 404 }; 405 406 if ((err = snd_pcm_new(card, "CMI8330", 0, 1, 1, &pcm)) < 0) 407 return err; 408 strcpy(pcm->name, "CMI8330"); 409 pcm->private_data = chip; 410 411 /* SB16 */ 412 ops = snd_sb16dsp_get_pcm_ops(CMI_SB_STREAM); 413 chip->streams[CMI_SB_STREAM].ops = *ops; 414 chip->streams[CMI_SB_STREAM].open = ops->open; 415 chip->streams[CMI_SB_STREAM].ops.open = cmi_open_callbacks[CMI_SB_STREAM]; 416 chip->streams[CMI_SB_STREAM].private_data = chip->sb; 417 418 /* AD1848 */ 419 ops = snd_ad1848_get_pcm_ops(CMI_AD_STREAM); 420 chip->streams[CMI_AD_STREAM].ops = *ops; 421 chip->streams[CMI_AD_STREAM].open = ops->open; 422 chip->streams[CMI_AD_STREAM].ops.open = cmi_open_callbacks[CMI_AD_STREAM]; 423 chip->streams[CMI_AD_STREAM].private_data = chip->wss; 424 425 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &chip->streams[SNDRV_PCM_STREAM_PLAYBACK].ops); 426 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &chip->streams[SNDRV_PCM_STREAM_CAPTURE].ops); 427 428 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 429 snd_dma_isa_data(), 430 64*1024, 128*1024); 431 chip->pcm = pcm; 432 433 return 0; 434 } 435 436 437 #ifdef CONFIG_PM 438 static int snd_cmi8330_suspend(struct snd_card *card) 439 { 440 struct snd_cmi8330 *acard = card->private_data; 441 442 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); 443 snd_pcm_suspend_all(acard->pcm); 444 acard->wss->suspend(acard->wss); 445 snd_sbmixer_suspend(acard->sb); 446 return 0; 447 } 448 449 static int snd_cmi8330_resume(struct snd_card *card) 450 { 451 struct snd_cmi8330 *acard = card->private_data; 452 453 snd_sbdsp_reset(acard->sb); 454 snd_sbmixer_suspend(acard->sb); 455 acard->wss->resume(acard->wss); 456 snd_power_change_state(card, SNDRV_CTL_POWER_D0); 457 return 0; 458 } 459 #endif 460 461 462 /* 463 */ 464 465 #ifdef CONFIG_PNP 466 #define is_isapnp_selected(dev) isapnp[dev] 467 #else 468 #define is_isapnp_selected(dev) 0 469 #endif 470 471 #define PFX "cmi8330: " 472 473 static struct snd_card *snd_cmi8330_card_new(int dev) 474 { 475 struct snd_card *card; 476 struct snd_cmi8330 *acard; 477 478 card = snd_card_new(index[dev], id[dev], THIS_MODULE, 479 sizeof(struct snd_cmi8330)); 480 if (card == NULL) { 481 snd_printk(KERN_ERR PFX "could not get a new card\n"); 482 return NULL; 483 } 484 acard = card->private_data; 485 acard->card = card; 486 return card; 487 } 488 489 static int __devinit snd_cmi8330_probe(struct snd_card *card, int dev) 490 { 491 struct snd_cmi8330 *acard; 492 int i, err; 493 494 acard = card->private_data; 495 if ((err = snd_ad1848_create(card, 496 wssport[dev] + 4, 497 wssirq[dev], 498 wssdma[dev], 499 AD1848_HW_DETECT, 500 &acard->wss)) < 0) { 501 snd_printk(KERN_ERR PFX "(AD1848) device busy??\n"); 502 return err; 503 } 504 if (acard->wss->hardware != AD1848_HW_CMI8330) { 505 snd_printk(KERN_ERR PFX "(AD1848) not found during probe\n"); 506 return -ENODEV; 507 } 508 509 if ((err = snd_sbdsp_create(card, sbport[dev], 510 sbirq[dev], 511 snd_sb16dsp_interrupt, 512 sbdma8[dev], 513 sbdma16[dev], 514 SB_HW_AUTO, &acard->sb)) < 0) { 515 snd_printk(KERN_ERR PFX "(SB16) device busy??\n"); 516 return err; 517 } 518 if (acard->sb->hardware != SB_HW_16) { 519 snd_printk(KERN_ERR PFX "(SB16) not found during probe\n"); 520 return err; 521 } 522 523 snd_ad1848_out(acard->wss, AD1848_MISC_INFO, 0x40); /* switch on MODE2 */ 524 for (i = CMI8330_RMUX3D; i <= CMI8330_CDINGAIN; i++) 525 snd_ad1848_out(acard->wss, i, snd_cmi8330_image[i - CMI8330_RMUX3D]); 526 527 if ((err = snd_cmi8330_mixer(card, acard)) < 0) { 528 snd_printk(KERN_ERR PFX "failed to create mixers\n"); 529 return err; 530 } 531 532 if ((err = snd_cmi8330_pcm(card, acard)) < 0) { 533 snd_printk(KERN_ERR PFX "failed to create pcms\n"); 534 return err; 535 } 536 537 strcpy(card->driver, "CMI8330/C3D"); 538 strcpy(card->shortname, "C-Media CMI8330/C3D"); 539 sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d", 540 card->shortname, 541 acard->wss->port, 542 wssirq[dev], 543 wssdma[dev]); 544 545 return snd_card_register(card); 546 } 547 548 static int __devinit snd_cmi8330_nonpnp_probe(struct platform_device *pdev) 549 { 550 struct snd_card *card; 551 int err; 552 int dev = pdev->id; 553 554 if (wssport[dev] == SNDRV_AUTO_PORT) { 555 snd_printk(KERN_ERR PFX "specify wssport\n"); 556 return -EINVAL; 557 } 558 if (sbport[dev] == SNDRV_AUTO_PORT) { 559 snd_printk(KERN_ERR PFX "specify sbport\n"); 560 return -EINVAL; 561 } 562 563 card = snd_cmi8330_card_new(dev); 564 if (! card) 565 return -ENOMEM; 566 snd_card_set_dev(card, &pdev->dev); 567 if ((err = snd_cmi8330_probe(card, dev)) < 0) { 568 snd_card_free(card); 569 return err; 570 } 571 platform_set_drvdata(pdev, card); 572 return 0; 573 } 574 575 static int snd_cmi8330_nonpnp_remove(struct platform_device *devptr) 576 { 577 snd_card_free(platform_get_drvdata(devptr)); 578 platform_set_drvdata(devptr, NULL); 579 return 0; 580 } 581 582 #ifdef CONFIG_PM 583 static int snd_cmi8330_nonpnp_suspend(struct platform_device *dev, pm_message_t state) 584 { 585 return snd_cmi8330_suspend(platform_get_drvdata(dev)); 586 } 587 588 static int snd_cmi8330_nonpnp_resume(struct platform_device *dev) 589 { 590 return snd_cmi8330_resume(platform_get_drvdata(dev)); 591 } 592 #endif 593 594 #define CMI8330_DRIVER "snd_cmi8330" 595 596 static struct platform_driver snd_cmi8330_driver = { 597 .probe = snd_cmi8330_nonpnp_probe, 598 .remove = snd_cmi8330_nonpnp_remove, 599 #ifdef CONFIG_PM 600 .suspend = snd_cmi8330_nonpnp_suspend, 601 .resume = snd_cmi8330_nonpnp_resume, 602 #endif 603 .driver = { 604 .name = CMI8330_DRIVER 605 }, 606 }; 607 608 609 #ifdef CONFIG_PNP 610 static unsigned int __devinitdata cmi8330_pnp_devices; 611 612 static int __devinit snd_cmi8330_pnp_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 card = snd_cmi8330_card_new(dev); 627 if (! card) 628 return -ENOMEM; 629 if ((res = snd_cmi8330_pnp(dev, card->private_data, pcard, pid)) < 0) { 630 snd_printk(KERN_ERR PFX "PnP detection failed\n"); 631 snd_card_free(card); 632 return res; 633 } 634 snd_card_set_dev(card, &pcard->card->dev); 635 if ((res = snd_cmi8330_probe(card, dev)) < 0) { 636 snd_card_free(card); 637 return res; 638 } 639 pnp_set_card_drvdata(pcard, card); 640 dev++; 641 cmi8330_pnp_devices++; 642 return 0; 643 } 644 645 static void __devexit snd_cmi8330_pnp_remove(struct pnp_card_link * pcard) 646 { 647 snd_card_free(pnp_get_card_drvdata(pcard)); 648 pnp_set_card_drvdata(pcard, NULL); 649 } 650 651 #ifdef CONFIG_PM 652 static int snd_cmi8330_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state) 653 { 654 return snd_cmi8330_suspend(pnp_get_card_drvdata(pcard)); 655 } 656 657 static int snd_cmi8330_pnp_resume(struct pnp_card_link *pcard) 658 { 659 return snd_cmi8330_resume(pnp_get_card_drvdata(pcard)); 660 } 661 #endif 662 663 static struct pnp_card_driver cmi8330_pnpc_driver = { 664 .flags = PNP_DRIVER_RES_DISABLE, 665 .name = "cmi8330", 666 .id_table = snd_cmi8330_pnpids, 667 .probe = snd_cmi8330_pnp_detect, 668 .remove = __devexit_p(snd_cmi8330_pnp_remove), 669 #ifdef CONFIG_PM 670 .suspend = snd_cmi8330_pnp_suspend, 671 .resume = snd_cmi8330_pnp_resume, 672 #endif 673 }; 674 #endif /* CONFIG_PNP */ 675 676 static void __init_or_module snd_cmi8330_unregister_all(void) 677 { 678 int i; 679 680 #ifdef CONFIG_PNP 681 if (pnp_registered) 682 pnp_unregister_card_driver(&cmi8330_pnpc_driver); 683 #endif 684 for (i = 0; i < ARRAY_SIZE(platform_devices); ++i) 685 platform_device_unregister(platform_devices[i]); 686 platform_driver_unregister(&snd_cmi8330_driver); 687 } 688 689 static int __init alsa_card_cmi8330_init(void) 690 { 691 int i, err, cards = 0; 692 693 if ((err = platform_driver_register(&snd_cmi8330_driver)) < 0) 694 return err; 695 696 for (i = 0; i < SNDRV_CARDS; i++) { 697 struct platform_device *device; 698 if (! enable[i] || is_isapnp_selected(i)) 699 continue; 700 device = platform_device_register_simple(CMI8330_DRIVER, 701 i, NULL, 0); 702 if (IS_ERR(device)) 703 continue; 704 if (!platform_get_drvdata(device)) { 705 platform_device_unregister(device); 706 continue; 707 } 708 platform_devices[i] = device; 709 cards++; 710 } 711 712 #ifdef CONFIG_PNP 713 err = pnp_register_card_driver(&cmi8330_pnpc_driver); 714 if (!err) { 715 pnp_registered = 1; 716 cards += cmi8330_pnp_devices; 717 } 718 #endif 719 720 if (!cards) { 721 #ifdef MODULE 722 snd_printk(KERN_ERR "CMI8330 not found or device busy\n"); 723 #endif 724 snd_cmi8330_unregister_all(); 725 return -ENODEV; 726 } 727 return 0; 728 } 729 730 static void __exit alsa_card_cmi8330_exit(void) 731 { 732 snd_cmi8330_unregister_all(); 733 } 734 735 module_init(alsa_card_cmi8330_init) 736 module_exit(alsa_card_cmi8330_exit) 737