1 /* 2 * Driver for Digigram VXpocket V2/440 soundcards 3 * 4 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de> 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 #include <linux/init.h> 23 #include <linux/moduleparam.h> 24 #include <sound/core.h> 25 #include "vxpocket.h" 26 #include <pcmcia/ciscode.h> 27 #include <pcmcia/cisreg.h> 28 #include <sound/initval.h> 29 #include <sound/tlv.h> 30 31 /* 32 */ 33 34 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>"); 35 MODULE_DESCRIPTION("Digigram VXPocket"); 36 MODULE_LICENSE("GPL"); 37 MODULE_SUPPORTED_DEVICE("{{Digigram,VXPocket},{Digigram,VXPocket440}}"); 38 39 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 40 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 41 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */ 42 static int ibl[SNDRV_CARDS]; 43 44 module_param_array(index, int, NULL, 0444); 45 MODULE_PARM_DESC(index, "Index value for VXPocket soundcard."); 46 module_param_array(id, charp, NULL, 0444); 47 MODULE_PARM_DESC(id, "ID string for VXPocket soundcard."); 48 module_param_array(enable, bool, NULL, 0444); 49 MODULE_PARM_DESC(enable, "Enable VXPocket soundcard."); 50 module_param_array(ibl, int, NULL, 0444); 51 MODULE_PARM_DESC(ibl, "Capture IBL size for VXPocket soundcard."); 52 53 54 /* 55 */ 56 57 static unsigned int card_alloc; 58 59 60 /* 61 */ 62 static void vxpocket_release(struct pcmcia_device *link) 63 { 64 pcmcia_disable_device(link); 65 } 66 67 /* 68 * destructor, called from snd_card_free_when_closed() 69 */ 70 static int snd_vxpocket_dev_free(struct snd_device *device) 71 { 72 struct vx_core *chip = device->device_data; 73 74 snd_vx_free_firmware(chip); 75 kfree(chip); 76 return 0; 77 } 78 79 80 /* 81 * Hardware information 82 */ 83 84 /* VX-pocket V2 85 * 86 * 1 DSP, 1 sync UER 87 * 1 programmable clock (NIY) 88 * 1 stereo analog input (line/micro) 89 * 1 stereo analog output 90 * Only output levels can be modified 91 */ 92 93 static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0); 94 95 static struct snd_vx_hardware vxpocket_hw = { 96 .name = "VXPocket", 97 .type = VX_TYPE_VXPOCKET, 98 99 /* hardware specs */ 100 .num_codecs = 1, 101 .num_ins = 1, 102 .num_outs = 1, 103 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX, 104 .output_level_db_scale = db_scale_old_vol, 105 }; 106 107 /* VX-pocket 440 108 * 109 * 1 DSP, 1 sync UER, 1 sync World Clock (NIY) 110 * SMPTE (NIY) 111 * 2 stereo analog input (line/micro) 112 * 2 stereo analog output 113 * Only output levels can be modified 114 * UER, but only for the first two inputs and outputs. 115 */ 116 117 static struct snd_vx_hardware vxp440_hw = { 118 .name = "VXPocket440", 119 .type = VX_TYPE_VXP440, 120 121 /* hardware specs */ 122 .num_codecs = 2, 123 .num_ins = 2, 124 .num_outs = 2, 125 .output_level_max = VX_ANALOG_OUT_LEVEL_MAX, 126 .output_level_db_scale = db_scale_old_vol, 127 }; 128 129 130 /* 131 * create vxpocket instance 132 */ 133 static int snd_vxpocket_new(struct snd_card *card, int ibl, 134 struct pcmcia_device *link, 135 struct snd_vxpocket **chip_ret) 136 { 137 struct vx_core *chip; 138 struct snd_vxpocket *vxp; 139 static struct snd_device_ops ops = { 140 .dev_free = snd_vxpocket_dev_free, 141 }; 142 int err; 143 144 chip = snd_vx_create(card, &vxpocket_hw, &snd_vxpocket_ops, 145 sizeof(struct snd_vxpocket) - sizeof(struct vx_core)); 146 if (!chip) 147 return -ENOMEM; 148 149 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); 150 if (err < 0) { 151 kfree(chip); 152 return err; 153 } 154 chip->ibl.size = ibl; 155 156 vxp = (struct snd_vxpocket *)chip; 157 158 vxp->p_dev = link; 159 link->priv = chip; 160 161 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; 162 link->io.NumPorts1 = 16; 163 164 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; 165 166 link->irq.IRQInfo1 = IRQ_LEVEL_ID; 167 link->irq.Handler = &snd_vx_irq_handler; 168 link->irq.Instance = chip; 169 170 link->conf.Attributes = CONF_ENABLE_IRQ; 171 link->conf.IntType = INT_MEMORY_AND_IO; 172 link->conf.ConfigIndex = 1; 173 link->conf.Present = PRESENT_OPTION; 174 175 *chip_ret = vxp; 176 return 0; 177 } 178 179 180 /** 181 * snd_vxpocket_assign_resources - initialize the hardware and card instance. 182 * @port: i/o port for the card 183 * @irq: irq number for the card 184 * 185 * this function assigns the specified port and irq, boot the card, 186 * create pcm and control instances, and initialize the rest hardware. 187 * 188 * returns 0 if successful, or a negative error code. 189 */ 190 static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq) 191 { 192 int err; 193 struct snd_card *card = chip->card; 194 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; 195 196 snd_printdd(KERN_DEBUG "vxpocket assign resources: port = 0x%x, irq = %d\n", port, irq); 197 vxp->port = port; 198 199 sprintf(card->shortname, "Digigram %s", card->driver); 200 sprintf(card->longname, "%s at 0x%x, irq %i", 201 card->shortname, port, irq); 202 203 chip->irq = irq; 204 205 if ((err = snd_vx_setup_firmware(chip)) < 0) 206 return err; 207 208 return 0; 209 } 210 211 212 /* 213 * configuration callback 214 */ 215 216 #define CS_CHECK(fn, ret) \ 217 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) 218 219 static int vxpocket_config(struct pcmcia_device *link) 220 { 221 struct vx_core *chip = link->priv; 222 struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; 223 int last_fn, last_ret; 224 225 snd_printdd(KERN_DEBUG "vxpocket_config called\n"); 226 227 /* redefine hardware record according to the VERSION1 string */ 228 if (!strcmp(link->prod_id[1], "VX-POCKET")) { 229 snd_printdd("VX-pocket is detected\n"); 230 } else { 231 snd_printdd("VX-pocket 440 is detected\n"); 232 /* overwrite the hardware information */ 233 chip->hw = &vxp440_hw; 234 chip->type = vxp440_hw.type; 235 strcpy(chip->card->driver, vxp440_hw.name); 236 } 237 238 CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); 239 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); 240 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); 241 242 chip->dev = &handle_to_dev(link); 243 snd_card_set_dev(chip->card, chip->dev); 244 245 if (snd_vxpocket_assign_resources(chip, link->io.BasePort1, link->irq.AssignedIRQ) < 0) 246 goto failed; 247 248 link->dev_node = &vxp->node; 249 return 0; 250 251 cs_failed: 252 cs_error(link, last_fn, last_ret); 253 failed: 254 pcmcia_disable_device(link); 255 return -ENODEV; 256 } 257 258 #ifdef CONFIG_PM 259 260 static int vxp_suspend(struct pcmcia_device *link) 261 { 262 struct vx_core *chip = link->priv; 263 264 snd_printdd(KERN_DEBUG "SUSPEND\n"); 265 if (chip) { 266 snd_printdd(KERN_DEBUG "snd_vx_suspend calling\n"); 267 snd_vx_suspend(chip, PMSG_SUSPEND); 268 } 269 270 return 0; 271 } 272 273 static int vxp_resume(struct pcmcia_device *link) 274 { 275 struct vx_core *chip = link->priv; 276 277 snd_printdd(KERN_DEBUG "RESUME\n"); 278 if (pcmcia_dev_present(link)) { 279 //struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; 280 if (chip) { 281 snd_printdd(KERN_DEBUG "calling snd_vx_resume\n"); 282 snd_vx_resume(chip); 283 } 284 } 285 snd_printdd(KERN_DEBUG "resume done!\n"); 286 287 return 0; 288 } 289 290 #endif 291 292 293 /* 294 */ 295 static int vxpocket_probe(struct pcmcia_device *p_dev) 296 { 297 struct snd_card *card; 298 struct snd_vxpocket *vxp; 299 int i, err; 300 301 /* find an empty slot from the card list */ 302 for (i = 0; i < SNDRV_CARDS; i++) { 303 if (!(card_alloc & (1 << i))) 304 break; 305 } 306 if (i >= SNDRV_CARDS) { 307 snd_printk(KERN_ERR "vxpocket: too many cards found\n"); 308 return -EINVAL; 309 } 310 if (! enable[i]) 311 return -ENODEV; /* disabled explicitly */ 312 313 /* ok, create a card instance */ 314 err = snd_card_create(index[i], id[i], THIS_MODULE, 0, &card); 315 if (err < 0) { 316 snd_printk(KERN_ERR "vxpocket: cannot create a card instance\n"); 317 return err; 318 } 319 320 err = snd_vxpocket_new(card, ibl[i], p_dev, &vxp); 321 if (err < 0) { 322 snd_card_free(card); 323 return err; 324 } 325 card->private_data = vxp; 326 327 vxp->index = i; 328 card_alloc |= 1 << i; 329 330 vxp->p_dev = p_dev; 331 332 return vxpocket_config(p_dev); 333 } 334 335 static void vxpocket_detach(struct pcmcia_device *link) 336 { 337 struct snd_vxpocket *vxp; 338 struct vx_core *chip; 339 340 if (! link) 341 return; 342 343 vxp = link->priv; 344 chip = (struct vx_core *)vxp; 345 card_alloc &= ~(1 << vxp->index); 346 347 chip->chip_status |= VX_STAT_IS_STALE; /* to be sure */ 348 snd_card_disconnect(chip->card); 349 vxpocket_release(link); 350 snd_card_free_when_closed(chip->card); 351 } 352 353 /* 354 * Module entry points 355 */ 356 357 static struct pcmcia_device_id vxp_ids[] = { 358 PCMCIA_DEVICE_MANF_CARD(0x01f1, 0x0100), 359 PCMCIA_DEVICE_NULL 360 }; 361 MODULE_DEVICE_TABLE(pcmcia, vxp_ids); 362 363 static struct pcmcia_driver vxp_cs_driver = { 364 .owner = THIS_MODULE, 365 .drv = { 366 .name = "snd-vxpocket", 367 }, 368 .probe = vxpocket_probe, 369 .remove = vxpocket_detach, 370 .id_table = vxp_ids, 371 #ifdef CONFIG_PM 372 .suspend = vxp_suspend, 373 .resume = vxp_resume, 374 #endif 375 }; 376 377 static int __init init_vxpocket(void) 378 { 379 return pcmcia_register_driver(&vxp_cs_driver); 380 } 381 382 static void __exit exit_vxpocket(void) 383 { 384 pcmcia_unregister_driver(&vxp_cs_driver); 385 } 386 387 module_init(init_vxpocket); 388 module_exit(exit_vxpocket); 389