1 /* 2 * Driver for Digigram pcxhr compatible soundcards 3 * 4 * main file with alsa callbacks 5 * 6 * Copyright (c) 2004 by Digigram <alsa@digigram.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 */ 22 23 24 #include <linux/init.h> 25 #include <linux/interrupt.h> 26 #include <linux/slab.h> 27 #include <linux/pci.h> 28 #include <linux/dma-mapping.h> 29 #include <linux/delay.h> 30 #include <linux/module.h> 31 #include <linux/mutex.h> 32 33 #include <sound/core.h> 34 #include <sound/initval.h> 35 #include <sound/info.h> 36 #include <sound/control.h> 37 #include <sound/pcm.h> 38 #include <sound/pcm_params.h> 39 #include "pcxhr.h" 40 #include "pcxhr_mixer.h" 41 #include "pcxhr_hwdep.h" 42 #include "pcxhr_core.h" 43 #include "pcxhr_mix22.h" 44 45 #define DRIVER_NAME "pcxhr" 46 47 MODULE_AUTHOR("Markus Bollinger <bollinger@digigram.com>, " 48 "Marc Titinger <titinger@digigram.com>"); 49 MODULE_DESCRIPTION("Digigram " DRIVER_NAME " " PCXHR_DRIVER_VERSION_STRING); 50 MODULE_LICENSE("GPL"); 51 MODULE_SUPPORTED_DEVICE("{{Digigram," DRIVER_NAME "}}"); 52 53 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ 54 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ 55 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */ 56 static bool mono[SNDRV_CARDS]; /* capture mono only */ 57 58 module_param_array(index, int, NULL, 0444); 59 MODULE_PARM_DESC(index, "Index value for Digigram " DRIVER_NAME " soundcard"); 60 module_param_array(id, charp, NULL, 0444); 61 MODULE_PARM_DESC(id, "ID string for Digigram " DRIVER_NAME " soundcard"); 62 module_param_array(enable, bool, NULL, 0444); 63 MODULE_PARM_DESC(enable, "Enable Digigram " DRIVER_NAME " soundcard"); 64 module_param_array(mono, bool, NULL, 0444); 65 MODULE_PARM_DESC(mono, "Mono capture mode (default is stereo)"); 66 67 enum { 68 PCI_ID_VX882HR, 69 PCI_ID_PCX882HR, 70 PCI_ID_VX881HR, 71 PCI_ID_PCX881HR, 72 PCI_ID_VX882E, 73 PCI_ID_PCX882E, 74 PCI_ID_VX881E, 75 PCI_ID_PCX881E, 76 PCI_ID_VX1222HR, 77 PCI_ID_PCX1222HR, 78 PCI_ID_VX1221HR, 79 PCI_ID_PCX1221HR, 80 PCI_ID_VX1222E, 81 PCI_ID_PCX1222E, 82 PCI_ID_VX1221E, 83 PCI_ID_PCX1221E, 84 PCI_ID_VX222HR, 85 PCI_ID_VX222E, 86 PCI_ID_PCX22HR, 87 PCI_ID_PCX22E, 88 PCI_ID_VX222HRMIC, 89 PCI_ID_VX222E_MIC, 90 PCI_ID_PCX924HR, 91 PCI_ID_PCX924E, 92 PCI_ID_PCX924HRMIC, 93 PCI_ID_PCX924E_MIC, 94 PCI_ID_VX442HR, 95 PCI_ID_PCX442HR, 96 PCI_ID_VX442E, 97 PCI_ID_PCX442E, 98 PCI_ID_VX822HR, 99 PCI_ID_PCX822HR, 100 PCI_ID_VX822E, 101 PCI_ID_PCX822E, 102 PCI_ID_LAST 103 }; 104 105 static const struct pci_device_id pcxhr_ids[] = { 106 { 0x10b5, 0x9656, 0x1369, 0xb001, 0, 0, PCI_ID_VX882HR, }, 107 { 0x10b5, 0x9656, 0x1369, 0xb101, 0, 0, PCI_ID_PCX882HR, }, 108 { 0x10b5, 0x9656, 0x1369, 0xb201, 0, 0, PCI_ID_VX881HR, }, 109 { 0x10b5, 0x9656, 0x1369, 0xb301, 0, 0, PCI_ID_PCX881HR, }, 110 { 0x10b5, 0x9056, 0x1369, 0xb021, 0, 0, PCI_ID_VX882E, }, 111 { 0x10b5, 0x9056, 0x1369, 0xb121, 0, 0, PCI_ID_PCX882E, }, 112 { 0x10b5, 0x9056, 0x1369, 0xb221, 0, 0, PCI_ID_VX881E, }, 113 { 0x10b5, 0x9056, 0x1369, 0xb321, 0, 0, PCI_ID_PCX881E, }, 114 { 0x10b5, 0x9656, 0x1369, 0xb401, 0, 0, PCI_ID_VX1222HR, }, 115 { 0x10b5, 0x9656, 0x1369, 0xb501, 0, 0, PCI_ID_PCX1222HR, }, 116 { 0x10b5, 0x9656, 0x1369, 0xb601, 0, 0, PCI_ID_VX1221HR, }, 117 { 0x10b5, 0x9656, 0x1369, 0xb701, 0, 0, PCI_ID_PCX1221HR, }, 118 { 0x10b5, 0x9056, 0x1369, 0xb421, 0, 0, PCI_ID_VX1222E, }, 119 { 0x10b5, 0x9056, 0x1369, 0xb521, 0, 0, PCI_ID_PCX1222E, }, 120 { 0x10b5, 0x9056, 0x1369, 0xb621, 0, 0, PCI_ID_VX1221E, }, 121 { 0x10b5, 0x9056, 0x1369, 0xb721, 0, 0, PCI_ID_PCX1221E, }, 122 { 0x10b5, 0x9056, 0x1369, 0xba01, 0, 0, PCI_ID_VX222HR, }, 123 { 0x10b5, 0x9056, 0x1369, 0xba21, 0, 0, PCI_ID_VX222E, }, 124 { 0x10b5, 0x9056, 0x1369, 0xbd01, 0, 0, PCI_ID_PCX22HR, }, 125 { 0x10b5, 0x9056, 0x1369, 0xbd21, 0, 0, PCI_ID_PCX22E, }, 126 { 0x10b5, 0x9056, 0x1369, 0xbc01, 0, 0, PCI_ID_VX222HRMIC, }, 127 { 0x10b5, 0x9056, 0x1369, 0xbc21, 0, 0, PCI_ID_VX222E_MIC, }, 128 { 0x10b5, 0x9056, 0x1369, 0xbb01, 0, 0, PCI_ID_PCX924HR, }, 129 { 0x10b5, 0x9056, 0x1369, 0xbb21, 0, 0, PCI_ID_PCX924E, }, 130 { 0x10b5, 0x9056, 0x1369, 0xbf01, 0, 0, PCI_ID_PCX924HRMIC, }, 131 { 0x10b5, 0x9056, 0x1369, 0xbf21, 0, 0, PCI_ID_PCX924E_MIC, }, 132 { 0x10b5, 0x9656, 0x1369, 0xd001, 0, 0, PCI_ID_VX442HR, }, 133 { 0x10b5, 0x9656, 0x1369, 0xd101, 0, 0, PCI_ID_PCX442HR, }, 134 { 0x10b5, 0x9056, 0x1369, 0xd021, 0, 0, PCI_ID_VX442E, }, 135 { 0x10b5, 0x9056, 0x1369, 0xd121, 0, 0, PCI_ID_PCX442E, }, 136 { 0x10b5, 0x9656, 0x1369, 0xd201, 0, 0, PCI_ID_VX822HR, }, 137 { 0x10b5, 0x9656, 0x1369, 0xd301, 0, 0, PCI_ID_PCX822HR, }, 138 { 0x10b5, 0x9056, 0x1369, 0xd221, 0, 0, PCI_ID_VX822E, }, 139 { 0x10b5, 0x9056, 0x1369, 0xd321, 0, 0, PCI_ID_PCX822E, }, 140 { 0, } 141 }; 142 143 MODULE_DEVICE_TABLE(pci, pcxhr_ids); 144 145 struct board_parameters { 146 char* board_name; 147 short playback_chips; 148 short capture_chips; 149 short fw_file_set; 150 short firmware_num; 151 }; 152 static struct board_parameters pcxhr_board_params[] = { 153 [PCI_ID_VX882HR] = { "VX882HR", 4, 4, 0, 41 }, 154 [PCI_ID_PCX882HR] = { "PCX882HR", 4, 4, 0, 41 }, 155 [PCI_ID_VX881HR] = { "VX881HR", 4, 4, 0, 41 }, 156 [PCI_ID_PCX881HR] = { "PCX881HR", 4, 4, 0, 41 }, 157 [PCI_ID_VX882E] = { "VX882e", 4, 4, 1, 41 }, 158 [PCI_ID_PCX882E] = { "PCX882e", 4, 4, 1, 41 }, 159 [PCI_ID_VX881E] = { "VX881e", 4, 4, 1, 41 }, 160 [PCI_ID_PCX881E] = { "PCX881e", 4, 4, 1, 41 }, 161 [PCI_ID_VX1222HR] = { "VX1222HR", 6, 1, 2, 42 }, 162 [PCI_ID_PCX1222HR] = { "PCX1222HR", 6, 1, 2, 42 }, 163 [PCI_ID_VX1221HR] = { "VX1221HR", 6, 1, 2, 42 }, 164 [PCI_ID_PCX1221HR] = { "PCX1221HR", 6, 1, 2, 42 }, 165 [PCI_ID_VX1222E] = { "VX1222e", 6, 1, 3, 42 }, 166 [PCI_ID_PCX1222E] = { "PCX1222e", 6, 1, 3, 42 }, 167 [PCI_ID_VX1221E] = { "VX1221e", 6, 1, 3, 42 }, 168 [PCI_ID_PCX1221E] = { "PCX1221e", 6, 1, 3, 42 }, 169 [PCI_ID_VX222HR] = { "VX222HR", 1, 1, 4, 44 }, 170 [PCI_ID_VX222E] = { "VX222e", 1, 1, 4, 44 }, 171 [PCI_ID_PCX22HR] = { "PCX22HR", 1, 0, 4, 44 }, 172 [PCI_ID_PCX22E] = { "PCX22e", 1, 0, 4, 44 }, 173 [PCI_ID_VX222HRMIC] = { "VX222HR-Mic", 1, 1, 5, 44 }, 174 [PCI_ID_VX222E_MIC] = { "VX222e-Mic", 1, 1, 5, 44 }, 175 [PCI_ID_PCX924HR] = { "PCX924HR", 1, 1, 5, 44 }, 176 [PCI_ID_PCX924E] = { "PCX924e", 1, 1, 5, 44 }, 177 [PCI_ID_PCX924HRMIC] = { "PCX924HR-Mic", 1, 1, 5, 44 }, 178 [PCI_ID_PCX924E_MIC] = { "PCX924e-Mic", 1, 1, 5, 44 }, 179 [PCI_ID_VX442HR] = { "VX442HR", 2, 2, 0, 41 }, 180 [PCI_ID_PCX442HR] = { "PCX442HR", 2, 2, 0, 41 }, 181 [PCI_ID_VX442E] = { "VX442e", 2, 2, 1, 41 }, 182 [PCI_ID_PCX442E] = { "PCX442e", 2, 2, 1, 41 }, 183 [PCI_ID_VX822HR] = { "VX822HR", 4, 1, 2, 42 }, 184 [PCI_ID_PCX822HR] = { "PCX822HR", 4, 1, 2, 42 }, 185 [PCI_ID_VX822E] = { "VX822e", 4, 1, 3, 42 }, 186 [PCI_ID_PCX822E] = { "PCX822e", 4, 1, 3, 42 }, 187 }; 188 189 /* boards without hw AES1 and SRC onboard are all using fw_file_set==4 */ 190 /* VX222HR, VX222e, PCX22HR and PCX22e */ 191 #define PCXHR_BOARD_HAS_AES1(x) (x->fw_file_set != 4) 192 /* some boards do not support 192kHz on digital AES input plugs */ 193 #define PCXHR_BOARD_AESIN_NO_192K(x) ((x->capture_chips == 0) || \ 194 (x->fw_file_set == 0) || \ 195 (x->fw_file_set == 2)) 196 197 static int pcxhr_pll_freq_register(unsigned int freq, unsigned int* pllreg, 198 unsigned int* realfreq) 199 { 200 unsigned int reg; 201 202 if (freq < 6900 || freq > 110000) 203 return -EINVAL; 204 reg = (28224000 * 2) / freq; 205 reg = (reg - 1) / 2; 206 if (reg < 0x200) 207 *pllreg = reg + 0x800; 208 else if (reg < 0x400) 209 *pllreg = reg & 0x1ff; 210 else if (reg < 0x800) { 211 *pllreg = ((reg >> 1) & 0x1ff) + 0x200; 212 reg &= ~1; 213 } else { 214 *pllreg = ((reg >> 2) & 0x1ff) + 0x400; 215 reg &= ~3; 216 } 217 if (realfreq) 218 *realfreq = (28224000 / (reg + 1)); 219 return 0; 220 } 221 222 223 #define PCXHR_FREQ_REG_MASK 0x1f 224 #define PCXHR_FREQ_QUARTZ_48000 0x00 225 #define PCXHR_FREQ_QUARTZ_24000 0x01 226 #define PCXHR_FREQ_QUARTZ_12000 0x09 227 #define PCXHR_FREQ_QUARTZ_32000 0x08 228 #define PCXHR_FREQ_QUARTZ_16000 0x04 229 #define PCXHR_FREQ_QUARTZ_8000 0x0c 230 #define PCXHR_FREQ_QUARTZ_44100 0x02 231 #define PCXHR_FREQ_QUARTZ_22050 0x0a 232 #define PCXHR_FREQ_QUARTZ_11025 0x06 233 #define PCXHR_FREQ_PLL 0x05 234 #define PCXHR_FREQ_QUARTZ_192000 0x10 235 #define PCXHR_FREQ_QUARTZ_96000 0x18 236 #define PCXHR_FREQ_QUARTZ_176400 0x14 237 #define PCXHR_FREQ_QUARTZ_88200 0x1c 238 #define PCXHR_FREQ_QUARTZ_128000 0x12 239 #define PCXHR_FREQ_QUARTZ_64000 0x1a 240 241 #define PCXHR_FREQ_WORD_CLOCK 0x0f 242 #define PCXHR_FREQ_SYNC_AES 0x0e 243 #define PCXHR_FREQ_AES_1 0x07 244 #define PCXHR_FREQ_AES_2 0x0b 245 #define PCXHR_FREQ_AES_3 0x03 246 #define PCXHR_FREQ_AES_4 0x0d 247 248 static int pcxhr_get_clock_reg(struct pcxhr_mgr *mgr, unsigned int rate, 249 unsigned int *reg, unsigned int *freq) 250 { 251 unsigned int val, realfreq, pllreg; 252 struct pcxhr_rmh rmh; 253 int err; 254 255 realfreq = rate; 256 switch (mgr->use_clock_type) { 257 case PCXHR_CLOCK_TYPE_INTERNAL : /* clock by quartz or pll */ 258 switch (rate) { 259 case 48000 : val = PCXHR_FREQ_QUARTZ_48000; break; 260 case 24000 : val = PCXHR_FREQ_QUARTZ_24000; break; 261 case 12000 : val = PCXHR_FREQ_QUARTZ_12000; break; 262 case 32000 : val = PCXHR_FREQ_QUARTZ_32000; break; 263 case 16000 : val = PCXHR_FREQ_QUARTZ_16000; break; 264 case 8000 : val = PCXHR_FREQ_QUARTZ_8000; break; 265 case 44100 : val = PCXHR_FREQ_QUARTZ_44100; break; 266 case 22050 : val = PCXHR_FREQ_QUARTZ_22050; break; 267 case 11025 : val = PCXHR_FREQ_QUARTZ_11025; break; 268 case 192000 : val = PCXHR_FREQ_QUARTZ_192000; break; 269 case 96000 : val = PCXHR_FREQ_QUARTZ_96000; break; 270 case 176400 : val = PCXHR_FREQ_QUARTZ_176400; break; 271 case 88200 : val = PCXHR_FREQ_QUARTZ_88200; break; 272 case 128000 : val = PCXHR_FREQ_QUARTZ_128000; break; 273 case 64000 : val = PCXHR_FREQ_QUARTZ_64000; break; 274 default : 275 val = PCXHR_FREQ_PLL; 276 /* get the value for the pll register */ 277 err = pcxhr_pll_freq_register(rate, &pllreg, &realfreq); 278 if (err) 279 return err; 280 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); 281 rmh.cmd[0] |= IO_NUM_REG_GENCLK; 282 rmh.cmd[1] = pllreg & MASK_DSP_WORD; 283 rmh.cmd[2] = pllreg >> 24; 284 rmh.cmd_len = 3; 285 err = pcxhr_send_msg(mgr, &rmh); 286 if (err < 0) { 287 dev_err(&mgr->pci->dev, 288 "error CMD_ACCESS_IO_WRITE " 289 "for PLL register : %x!\n", err); 290 return err; 291 } 292 } 293 break; 294 case PCXHR_CLOCK_TYPE_WORD_CLOCK: 295 val = PCXHR_FREQ_WORD_CLOCK; 296 break; 297 case PCXHR_CLOCK_TYPE_AES_SYNC: 298 val = PCXHR_FREQ_SYNC_AES; 299 break; 300 case PCXHR_CLOCK_TYPE_AES_1: 301 val = PCXHR_FREQ_AES_1; 302 break; 303 case PCXHR_CLOCK_TYPE_AES_2: 304 val = PCXHR_FREQ_AES_2; 305 break; 306 case PCXHR_CLOCK_TYPE_AES_3: 307 val = PCXHR_FREQ_AES_3; 308 break; 309 case PCXHR_CLOCK_TYPE_AES_4: 310 val = PCXHR_FREQ_AES_4; 311 break; 312 default: 313 return -EINVAL; 314 } 315 *reg = val; 316 *freq = realfreq; 317 return 0; 318 } 319 320 321 static int pcxhr_sub_set_clock(struct pcxhr_mgr *mgr, 322 unsigned int rate, 323 int *changed) 324 { 325 unsigned int val, realfreq, speed; 326 struct pcxhr_rmh rmh; 327 int err; 328 329 err = pcxhr_get_clock_reg(mgr, rate, &val, &realfreq); 330 if (err) 331 return err; 332 333 /* codec speed modes */ 334 if (rate < 55000) 335 speed = 0; /* single speed */ 336 else if (rate < 100000) 337 speed = 1; /* dual speed */ 338 else 339 speed = 2; /* quad speed */ 340 if (mgr->codec_speed != speed) { 341 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* mute outputs */ 342 rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; 343 if (DSP_EXT_CMD_SET(mgr)) { 344 rmh.cmd[1] = 1; 345 rmh.cmd_len = 2; 346 } 347 err = pcxhr_send_msg(mgr, &rmh); 348 if (err) 349 return err; 350 351 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* set speed ratio */ 352 rmh.cmd[0] |= IO_NUM_SPEED_RATIO; 353 rmh.cmd[1] = speed; 354 rmh.cmd_len = 2; 355 err = pcxhr_send_msg(mgr, &rmh); 356 if (err) 357 return err; 358 } 359 /* set the new frequency */ 360 dev_dbg(&mgr->pci->dev, "clock register : set %x\n", val); 361 err = pcxhr_write_io_num_reg_cont(mgr, PCXHR_FREQ_REG_MASK, 362 val, changed); 363 if (err) 364 return err; 365 366 mgr->sample_rate_real = realfreq; 367 mgr->cur_clock_type = mgr->use_clock_type; 368 369 /* unmute after codec speed modes */ 370 if (mgr->codec_speed != speed) { 371 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); /* unmute outputs */ 372 rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; 373 if (DSP_EXT_CMD_SET(mgr)) { 374 rmh.cmd[1] = 1; 375 rmh.cmd_len = 2; 376 } 377 err = pcxhr_send_msg(mgr, &rmh); 378 if (err) 379 return err; 380 mgr->codec_speed = speed; /* save new codec speed */ 381 } 382 383 dev_dbg(&mgr->pci->dev, "pcxhr_sub_set_clock to %dHz (realfreq=%d)\n", 384 rate, realfreq); 385 return 0; 386 } 387 388 #define PCXHR_MODIFY_CLOCK_S_BIT 0x04 389 390 #define PCXHR_IRQ_TIMER_FREQ 92000 391 #define PCXHR_IRQ_TIMER_PERIOD 48 392 393 int pcxhr_set_clock(struct pcxhr_mgr *mgr, unsigned int rate) 394 { 395 struct pcxhr_rmh rmh; 396 int err, changed; 397 398 if (rate == 0) 399 return 0; /* nothing to do */ 400 401 if (mgr->is_hr_stereo) 402 err = hr222_sub_set_clock(mgr, rate, &changed); 403 else 404 err = pcxhr_sub_set_clock(mgr, rate, &changed); 405 406 if (err) 407 return err; 408 409 if (changed) { 410 pcxhr_init_rmh(&rmh, CMD_MODIFY_CLOCK); 411 rmh.cmd[0] |= PCXHR_MODIFY_CLOCK_S_BIT; /* resync fifos */ 412 if (rate < PCXHR_IRQ_TIMER_FREQ) 413 rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD; 414 else 415 rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD * 2; 416 rmh.cmd[2] = rate; 417 rmh.cmd_len = 3; 418 err = pcxhr_send_msg(mgr, &rmh); 419 if (err) 420 return err; 421 } 422 return 0; 423 } 424 425 426 static int pcxhr_sub_get_external_clock(struct pcxhr_mgr *mgr, 427 enum pcxhr_clock_type clock_type, 428 int *sample_rate) 429 { 430 struct pcxhr_rmh rmh; 431 unsigned char reg; 432 int err, rate; 433 434 switch (clock_type) { 435 case PCXHR_CLOCK_TYPE_WORD_CLOCK: 436 reg = REG_STATUS_WORD_CLOCK; 437 break; 438 case PCXHR_CLOCK_TYPE_AES_SYNC: 439 reg = REG_STATUS_AES_SYNC; 440 break; 441 case PCXHR_CLOCK_TYPE_AES_1: 442 reg = REG_STATUS_AES_1; 443 break; 444 case PCXHR_CLOCK_TYPE_AES_2: 445 reg = REG_STATUS_AES_2; 446 break; 447 case PCXHR_CLOCK_TYPE_AES_3: 448 reg = REG_STATUS_AES_3; 449 break; 450 case PCXHR_CLOCK_TYPE_AES_4: 451 reg = REG_STATUS_AES_4; 452 break; 453 default: 454 return -EINVAL; 455 } 456 pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); 457 rmh.cmd_len = 2; 458 rmh.cmd[0] |= IO_NUM_REG_STATUS; 459 if (mgr->last_reg_stat != reg) { 460 rmh.cmd[1] = reg; 461 err = pcxhr_send_msg(mgr, &rmh); 462 if (err) 463 return err; 464 udelay(100); /* wait minimum 2 sample_frames at 32kHz ! */ 465 mgr->last_reg_stat = reg; 466 } 467 rmh.cmd[1] = REG_STATUS_CURRENT; 468 err = pcxhr_send_msg(mgr, &rmh); 469 if (err) 470 return err; 471 switch (rmh.stat[1] & 0x0f) { 472 case REG_STATUS_SYNC_32000 : rate = 32000; break; 473 case REG_STATUS_SYNC_44100 : rate = 44100; break; 474 case REG_STATUS_SYNC_48000 : rate = 48000; break; 475 case REG_STATUS_SYNC_64000 : rate = 64000; break; 476 case REG_STATUS_SYNC_88200 : rate = 88200; break; 477 case REG_STATUS_SYNC_96000 : rate = 96000; break; 478 case REG_STATUS_SYNC_128000 : rate = 128000; break; 479 case REG_STATUS_SYNC_176400 : rate = 176400; break; 480 case REG_STATUS_SYNC_192000 : rate = 192000; break; 481 default: rate = 0; 482 } 483 dev_dbg(&mgr->pci->dev, "External clock is at %d Hz\n", rate); 484 *sample_rate = rate; 485 return 0; 486 } 487 488 489 int pcxhr_get_external_clock(struct pcxhr_mgr *mgr, 490 enum pcxhr_clock_type clock_type, 491 int *sample_rate) 492 { 493 if (mgr->is_hr_stereo) 494 return hr222_get_external_clock(mgr, clock_type, 495 sample_rate); 496 else 497 return pcxhr_sub_get_external_clock(mgr, clock_type, 498 sample_rate); 499 } 500 501 /* 502 * start or stop playback/capture substream 503 */ 504 static int pcxhr_set_stream_state(struct pcxhr_stream *stream) 505 { 506 int err; 507 struct snd_pcxhr *chip; 508 struct pcxhr_rmh rmh; 509 int stream_mask, start; 510 511 if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN) 512 start = 1; 513 else { 514 if (stream->status != PCXHR_STREAM_STATUS_SCHEDULE_STOP) { 515 snd_printk(KERN_ERR "ERROR pcxhr_set_stream_state " 516 "CANNOT be stopped\n"); 517 return -EINVAL; 518 } 519 start = 0; 520 } 521 if (!stream->substream) 522 return -EINVAL; 523 524 stream->timer_abs_periods = 0; 525 stream->timer_period_frag = 0; /* reset theoretical stream pos */ 526 stream->timer_buf_periods = 0; 527 stream->timer_is_synced = 0; 528 529 stream_mask = 530 stream->pipe->is_capture ? 1 : 1<<stream->substream->number; 531 532 pcxhr_init_rmh(&rmh, start ? CMD_START_STREAM : CMD_STOP_STREAM); 533 pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture, 534 stream->pipe->first_audio, 0, stream_mask); 535 536 chip = snd_pcm_substream_chip(stream->substream); 537 538 err = pcxhr_send_msg(chip->mgr, &rmh); 539 if (err) 540 dev_err(chip->card->dev, 541 "ERROR pcxhr_set_stream_state err=%x;\n", err); 542 stream->status = 543 start ? PCXHR_STREAM_STATUS_STARTED : PCXHR_STREAM_STATUS_STOPPED; 544 return err; 545 } 546 547 #define HEADER_FMT_BASE_LIN 0xfed00000 548 #define HEADER_FMT_BASE_FLOAT 0xfad00000 549 #define HEADER_FMT_INTEL 0x00008000 550 #define HEADER_FMT_24BITS 0x00004000 551 #define HEADER_FMT_16BITS 0x00002000 552 #define HEADER_FMT_UPTO11 0x00000200 553 #define HEADER_FMT_UPTO32 0x00000100 554 #define HEADER_FMT_MONO 0x00000080 555 556 static int pcxhr_set_format(struct pcxhr_stream *stream) 557 { 558 int err, is_capture, sample_rate, stream_num; 559 struct snd_pcxhr *chip; 560 struct pcxhr_rmh rmh; 561 unsigned int header; 562 563 switch (stream->format) { 564 case SNDRV_PCM_FORMAT_U8: 565 header = HEADER_FMT_BASE_LIN; 566 break; 567 case SNDRV_PCM_FORMAT_S16_LE: 568 header = HEADER_FMT_BASE_LIN | 569 HEADER_FMT_16BITS | HEADER_FMT_INTEL; 570 break; 571 case SNDRV_PCM_FORMAT_S16_BE: 572 header = HEADER_FMT_BASE_LIN | HEADER_FMT_16BITS; 573 break; 574 case SNDRV_PCM_FORMAT_S24_3LE: 575 header = HEADER_FMT_BASE_LIN | 576 HEADER_FMT_24BITS | HEADER_FMT_INTEL; 577 break; 578 case SNDRV_PCM_FORMAT_S24_3BE: 579 header = HEADER_FMT_BASE_LIN | HEADER_FMT_24BITS; 580 break; 581 case SNDRV_PCM_FORMAT_FLOAT_LE: 582 header = HEADER_FMT_BASE_FLOAT | HEADER_FMT_INTEL; 583 break; 584 default: 585 snd_printk(KERN_ERR 586 "error pcxhr_set_format() : unknown format\n"); 587 return -EINVAL; 588 } 589 chip = snd_pcm_substream_chip(stream->substream); 590 591 sample_rate = chip->mgr->sample_rate; 592 if (sample_rate <= 32000 && sample_rate !=0) { 593 if (sample_rate <= 11025) 594 header |= HEADER_FMT_UPTO11; 595 else 596 header |= HEADER_FMT_UPTO32; 597 } 598 if (stream->channels == 1) 599 header |= HEADER_FMT_MONO; 600 601 is_capture = stream->pipe->is_capture; 602 stream_num = is_capture ? 0 : stream->substream->number; 603 604 pcxhr_init_rmh(&rmh, is_capture ? 605 CMD_FORMAT_STREAM_IN : CMD_FORMAT_STREAM_OUT); 606 pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio, 607 stream_num, 0); 608 if (is_capture) { 609 /* bug with old dsp versions: */ 610 /* bit 12 also sets the format of the playback stream */ 611 if (DSP_EXT_CMD_SET(chip->mgr)) 612 rmh.cmd[0] |= 1<<10; 613 else 614 rmh.cmd[0] |= 1<<12; 615 } 616 rmh.cmd[1] = 0; 617 rmh.cmd_len = 2; 618 if (DSP_EXT_CMD_SET(chip->mgr)) { 619 /* add channels and set bit 19 if channels>2 */ 620 rmh.cmd[1] = stream->channels; 621 if (!is_capture) { 622 /* playback : add channel mask to command */ 623 rmh.cmd[2] = (stream->channels == 1) ? 0x01 : 0x03; 624 rmh.cmd_len = 3; 625 } 626 } 627 rmh.cmd[rmh.cmd_len++] = header >> 8; 628 rmh.cmd[rmh.cmd_len++] = (header & 0xff) << 16; 629 err = pcxhr_send_msg(chip->mgr, &rmh); 630 if (err) 631 dev_err(chip->card->dev, 632 "ERROR pcxhr_set_format err=%x;\n", err); 633 return err; 634 } 635 636 static int pcxhr_update_r_buffer(struct pcxhr_stream *stream) 637 { 638 int err, is_capture, stream_num; 639 struct pcxhr_rmh rmh; 640 struct snd_pcm_substream *subs = stream->substream; 641 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); 642 643 is_capture = (subs->stream == SNDRV_PCM_STREAM_CAPTURE); 644 stream_num = is_capture ? 0 : subs->number; 645 646 snd_printdd("pcxhr_update_r_buffer(pcm%c%d) : " 647 "addr(%p) bytes(%zx) subs(%d)\n", 648 is_capture ? 'c' : 'p', 649 chip->chip_idx, (void *)(long)subs->runtime->dma_addr, 650 subs->runtime->dma_bytes, subs->number); 651 652 pcxhr_init_rmh(&rmh, CMD_UPDATE_R_BUFFERS); 653 pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio, 654 stream_num, 0); 655 656 /* max buffer size is 2 MByte */ 657 snd_BUG_ON(subs->runtime->dma_bytes >= 0x200000); 658 /* size in bits */ 659 rmh.cmd[1] = subs->runtime->dma_bytes * 8; 660 /* most significant byte */ 661 rmh.cmd[2] = subs->runtime->dma_addr >> 24; 662 /* this is a circular buffer */ 663 rmh.cmd[2] |= 1<<19; 664 /* least 3 significant bytes */ 665 rmh.cmd[3] = subs->runtime->dma_addr & MASK_DSP_WORD; 666 rmh.cmd_len = 4; 667 err = pcxhr_send_msg(chip->mgr, &rmh); 668 if (err) 669 dev_err(chip->card->dev, 670 "ERROR CMD_UPDATE_R_BUFFERS err=%x;\n", err); 671 return err; 672 } 673 674 675 #if 0 676 static int pcxhr_pipe_sample_count(struct pcxhr_stream *stream, 677 snd_pcm_uframes_t *sample_count) 678 { 679 struct pcxhr_rmh rmh; 680 int err; 681 pcxhr_t *chip = snd_pcm_substream_chip(stream->substream); 682 pcxhr_init_rmh(&rmh, CMD_PIPE_SAMPLE_COUNT); 683 pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture, 0, 0, 684 1<<stream->pipe->first_audio); 685 err = pcxhr_send_msg(chip->mgr, &rmh); 686 if (err == 0) { 687 *sample_count = ((snd_pcm_uframes_t)rmh.stat[0]) << 24; 688 *sample_count += (snd_pcm_uframes_t)rmh.stat[1]; 689 } 690 snd_printdd("PIPE_SAMPLE_COUNT = %lx\n", *sample_count); 691 return err; 692 } 693 #endif 694 695 static inline int pcxhr_stream_scheduled_get_pipe(struct pcxhr_stream *stream, 696 struct pcxhr_pipe **pipe) 697 { 698 if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN) { 699 *pipe = stream->pipe; 700 return 1; 701 } 702 return 0; 703 } 704 705 static void pcxhr_trigger_tasklet(unsigned long arg) 706 { 707 unsigned long flags; 708 int i, j, err; 709 struct pcxhr_pipe *pipe; 710 struct snd_pcxhr *chip; 711 struct pcxhr_mgr *mgr = (struct pcxhr_mgr*)(arg); 712 int capture_mask = 0; 713 int playback_mask = 0; 714 715 #ifdef CONFIG_SND_DEBUG_VERBOSE 716 struct timeval my_tv1, my_tv2; 717 do_gettimeofday(&my_tv1); 718 #endif 719 mutex_lock(&mgr->setup_mutex); 720 721 /* check the pipes concerned and build pipe_array */ 722 for (i = 0; i < mgr->num_cards; i++) { 723 chip = mgr->chip[i]; 724 for (j = 0; j < chip->nb_streams_capt; j++) { 725 if (pcxhr_stream_scheduled_get_pipe(&chip->capture_stream[j], &pipe)) 726 capture_mask |= (1 << pipe->first_audio); 727 } 728 for (j = 0; j < chip->nb_streams_play; j++) { 729 if (pcxhr_stream_scheduled_get_pipe(&chip->playback_stream[j], &pipe)) { 730 playback_mask |= (1 << pipe->first_audio); 731 break; /* add only once, as all playback 732 * streams of one chip use the same pipe 733 */ 734 } 735 } 736 } 737 if (capture_mask == 0 && playback_mask == 0) { 738 mutex_unlock(&mgr->setup_mutex); 739 dev_err(&mgr->pci->dev, "pcxhr_trigger_tasklet : no pipes\n"); 740 return; 741 } 742 743 dev_dbg(&mgr->pci->dev, "pcxhr_trigger_tasklet : " 744 "playback_mask=%x capture_mask=%x\n", 745 playback_mask, capture_mask); 746 747 /* synchronous stop of all the pipes concerned */ 748 err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0); 749 if (err) { 750 mutex_unlock(&mgr->setup_mutex); 751 dev_err(&mgr->pci->dev, "pcxhr_trigger_tasklet : " 752 "error stop pipes (P%x C%x)\n", 753 playback_mask, capture_mask); 754 return; 755 } 756 757 /* the dsp lost format and buffer info with the stop pipe */ 758 for (i = 0; i < mgr->num_cards; i++) { 759 struct pcxhr_stream *stream; 760 chip = mgr->chip[i]; 761 for (j = 0; j < chip->nb_streams_capt; j++) { 762 stream = &chip->capture_stream[j]; 763 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) { 764 err = pcxhr_set_format(stream); 765 err = pcxhr_update_r_buffer(stream); 766 } 767 } 768 for (j = 0; j < chip->nb_streams_play; j++) { 769 stream = &chip->playback_stream[j]; 770 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) { 771 err = pcxhr_set_format(stream); 772 err = pcxhr_update_r_buffer(stream); 773 } 774 } 775 } 776 /* start all the streams */ 777 for (i = 0; i < mgr->num_cards; i++) { 778 struct pcxhr_stream *stream; 779 chip = mgr->chip[i]; 780 for (j = 0; j < chip->nb_streams_capt; j++) { 781 stream = &chip->capture_stream[j]; 782 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) 783 err = pcxhr_set_stream_state(stream); 784 } 785 for (j = 0; j < chip->nb_streams_play; j++) { 786 stream = &chip->playback_stream[j]; 787 if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) 788 err = pcxhr_set_stream_state(stream); 789 } 790 } 791 792 /* synchronous start of all the pipes concerned */ 793 err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1); 794 if (err) { 795 mutex_unlock(&mgr->setup_mutex); 796 dev_err(&mgr->pci->dev, "pcxhr_trigger_tasklet : " 797 "error start pipes (P%x C%x)\n", 798 playback_mask, capture_mask); 799 return; 800 } 801 802 /* put the streams into the running state now 803 * (increment pointer by interrupt) 804 */ 805 spin_lock_irqsave(&mgr->lock, flags); 806 for ( i =0; i < mgr->num_cards; i++) { 807 struct pcxhr_stream *stream; 808 chip = mgr->chip[i]; 809 for(j = 0; j < chip->nb_streams_capt; j++) { 810 stream = &chip->capture_stream[j]; 811 if(stream->status == PCXHR_STREAM_STATUS_STARTED) 812 stream->status = PCXHR_STREAM_STATUS_RUNNING; 813 } 814 for (j = 0; j < chip->nb_streams_play; j++) { 815 stream = &chip->playback_stream[j]; 816 if (stream->status == PCXHR_STREAM_STATUS_STARTED) { 817 /* playback will already have advanced ! */ 818 stream->timer_period_frag += mgr->granularity; 819 stream->status = PCXHR_STREAM_STATUS_RUNNING; 820 } 821 } 822 } 823 spin_unlock_irqrestore(&mgr->lock, flags); 824 825 mutex_unlock(&mgr->setup_mutex); 826 827 #ifdef CONFIG_SND_DEBUG_VERBOSE 828 do_gettimeofday(&my_tv2); 829 dev_dbg(&mgr->pci->dev, "***TRIGGER TASKLET*** TIME = %ld (err = %x)\n", 830 (long)(my_tv2.tv_usec - my_tv1.tv_usec), err); 831 #endif 832 } 833 834 835 /* 836 * trigger callback 837 */ 838 static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd) 839 { 840 struct pcxhr_stream *stream; 841 struct snd_pcm_substream *s; 842 843 switch (cmd) { 844 case SNDRV_PCM_TRIGGER_START: 845 snd_printdd("SNDRV_PCM_TRIGGER_START\n"); 846 if (snd_pcm_stream_linked(subs)) { 847 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); 848 snd_pcm_group_for_each_entry(s, subs) { 849 if (snd_pcm_substream_chip(s) != chip) 850 continue; 851 stream = s->runtime->private_data; 852 stream->status = 853 PCXHR_STREAM_STATUS_SCHEDULE_RUN; 854 snd_pcm_trigger_done(s, subs); 855 } 856 tasklet_schedule(&chip->mgr->trigger_taskq); 857 } else { 858 stream = subs->runtime->private_data; 859 snd_printdd("Only one Substream %c %d\n", 860 stream->pipe->is_capture ? 'C' : 'P', 861 stream->pipe->first_audio); 862 if (pcxhr_set_format(stream)) 863 return -EINVAL; 864 if (pcxhr_update_r_buffer(stream)) 865 return -EINVAL; 866 867 stream->status = PCXHR_STREAM_STATUS_SCHEDULE_RUN; 868 if (pcxhr_set_stream_state(stream)) 869 return -EINVAL; 870 stream->status = PCXHR_STREAM_STATUS_RUNNING; 871 } 872 break; 873 case SNDRV_PCM_TRIGGER_STOP: 874 snd_printdd("SNDRV_PCM_TRIGGER_STOP\n"); 875 snd_pcm_group_for_each_entry(s, subs) { 876 stream = s->runtime->private_data; 877 stream->status = PCXHR_STREAM_STATUS_SCHEDULE_STOP; 878 if (pcxhr_set_stream_state(stream)) 879 return -EINVAL; 880 snd_pcm_trigger_done(s, subs); 881 } 882 break; 883 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 884 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 885 /* TODO */ 886 default: 887 return -EINVAL; 888 } 889 return 0; 890 } 891 892 893 static int pcxhr_hardware_timer(struct pcxhr_mgr *mgr, int start) 894 { 895 struct pcxhr_rmh rmh; 896 int err; 897 898 pcxhr_init_rmh(&rmh, CMD_SET_TIMER_INTERRUPT); 899 if (start) { 900 /* last dsp time invalid */ 901 mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID; 902 rmh.cmd[0] |= mgr->granularity; 903 } 904 err = pcxhr_send_msg(mgr, &rmh); 905 if (err < 0) 906 dev_err(&mgr->pci->dev, "error pcxhr_hardware_timer err(%x)\n", 907 err); 908 return err; 909 } 910 911 /* 912 * prepare callback for all pcms 913 */ 914 static int pcxhr_prepare(struct snd_pcm_substream *subs) 915 { 916 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); 917 struct pcxhr_mgr *mgr = chip->mgr; 918 int err = 0; 919 920 dev_dbg(chip->card->dev, 921 "pcxhr_prepare : period_size(%lx) periods(%x) buffer_size(%lx)\n", 922 subs->runtime->period_size, subs->runtime->periods, 923 subs->runtime->buffer_size); 924 925 mutex_lock(&mgr->setup_mutex); 926 927 do { 928 /* only the first stream can choose the sample rate */ 929 /* set the clock only once (first stream) */ 930 if (mgr->sample_rate != subs->runtime->rate) { 931 err = pcxhr_set_clock(mgr, subs->runtime->rate); 932 if (err) 933 break; 934 if (mgr->sample_rate == 0) 935 /* start the DSP-timer */ 936 err = pcxhr_hardware_timer(mgr, 1); 937 mgr->sample_rate = subs->runtime->rate; 938 } 939 } while(0); /* do only once (so we can use break instead of goto) */ 940 941 mutex_unlock(&mgr->setup_mutex); 942 943 return err; 944 } 945 946 947 /* 948 * HW_PARAMS callback for all pcms 949 */ 950 static int pcxhr_hw_params(struct snd_pcm_substream *subs, 951 struct snd_pcm_hw_params *hw) 952 { 953 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); 954 struct pcxhr_mgr *mgr = chip->mgr; 955 struct pcxhr_stream *stream = subs->runtime->private_data; 956 snd_pcm_format_t format; 957 int err; 958 int channels; 959 960 /* set up channels */ 961 channels = params_channels(hw); 962 963 /* set up format for the stream */ 964 format = params_format(hw); 965 966 mutex_lock(&mgr->setup_mutex); 967 968 stream->channels = channels; 969 stream->format = format; 970 971 /* allocate buffer */ 972 err = snd_pcm_lib_malloc_pages(subs, params_buffer_bytes(hw)); 973 974 mutex_unlock(&mgr->setup_mutex); 975 976 return err; 977 } 978 979 static int pcxhr_hw_free(struct snd_pcm_substream *subs) 980 { 981 snd_pcm_lib_free_pages(subs); 982 return 0; 983 } 984 985 986 /* 987 * CONFIGURATION SPACE for all pcms, mono pcm must update channels_max 988 */ 989 static struct snd_pcm_hardware pcxhr_caps = 990 { 991 .info = (SNDRV_PCM_INFO_MMAP | 992 SNDRV_PCM_INFO_INTERLEAVED | 993 SNDRV_PCM_INFO_MMAP_VALID | 994 SNDRV_PCM_INFO_SYNC_START), 995 .formats = (SNDRV_PCM_FMTBIT_U8 | 996 SNDRV_PCM_FMTBIT_S16_LE | 997 SNDRV_PCM_FMTBIT_S16_BE | 998 SNDRV_PCM_FMTBIT_S24_3LE | 999 SNDRV_PCM_FMTBIT_S24_3BE | 1000 SNDRV_PCM_FMTBIT_FLOAT_LE), 1001 .rates = (SNDRV_PCM_RATE_CONTINUOUS | 1002 SNDRV_PCM_RATE_8000_192000), 1003 .rate_min = 8000, 1004 .rate_max = 192000, 1005 .channels_min = 1, 1006 .channels_max = 2, 1007 .buffer_bytes_max = (32*1024), 1008 /* 1 byte == 1 frame U8 mono (PCXHR_GRANULARITY is frames!) */ 1009 .period_bytes_min = (2*PCXHR_GRANULARITY), 1010 .period_bytes_max = (16*1024), 1011 .periods_min = 2, 1012 .periods_max = (32*1024/PCXHR_GRANULARITY), 1013 }; 1014 1015 1016 static int pcxhr_open(struct snd_pcm_substream *subs) 1017 { 1018 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); 1019 struct pcxhr_mgr *mgr = chip->mgr; 1020 struct snd_pcm_runtime *runtime = subs->runtime; 1021 struct pcxhr_stream *stream; 1022 int err; 1023 1024 mutex_lock(&mgr->setup_mutex); 1025 1026 /* copy the struct snd_pcm_hardware struct */ 1027 runtime->hw = pcxhr_caps; 1028 1029 if( subs->stream == SNDRV_PCM_STREAM_PLAYBACK ) { 1030 dev_dbg(chip->card->dev, "pcxhr_open playback chip%d subs%d\n", 1031 chip->chip_idx, subs->number); 1032 stream = &chip->playback_stream[subs->number]; 1033 } else { 1034 dev_dbg(chip->card->dev, "pcxhr_open capture chip%d subs%d\n", 1035 chip->chip_idx, subs->number); 1036 if (mgr->mono_capture) 1037 runtime->hw.channels_max = 1; 1038 else 1039 runtime->hw.channels_min = 2; 1040 stream = &chip->capture_stream[subs->number]; 1041 } 1042 if (stream->status != PCXHR_STREAM_STATUS_FREE){ 1043 /* streams in use */ 1044 dev_err(chip->card->dev, "pcxhr_open chip%d subs%d in use\n", 1045 chip->chip_idx, subs->number); 1046 mutex_unlock(&mgr->setup_mutex); 1047 return -EBUSY; 1048 } 1049 1050 /* float format support is in some cases buggy on stereo cards */ 1051 if (mgr->is_hr_stereo) 1052 runtime->hw.formats &= ~SNDRV_PCM_FMTBIT_FLOAT_LE; 1053 1054 /* buffer-size should better be multiple of period-size */ 1055 err = snd_pcm_hw_constraint_integer(runtime, 1056 SNDRV_PCM_HW_PARAM_PERIODS); 1057 if (err < 0) { 1058 mutex_unlock(&mgr->setup_mutex); 1059 return err; 1060 } 1061 1062 /* if a sample rate is already used or fixed by external clock, 1063 * the stream cannot change 1064 */ 1065 if (mgr->sample_rate) 1066 runtime->hw.rate_min = runtime->hw.rate_max = mgr->sample_rate; 1067 else { 1068 if (mgr->use_clock_type != PCXHR_CLOCK_TYPE_INTERNAL) { 1069 int external_rate; 1070 if (pcxhr_get_external_clock(mgr, mgr->use_clock_type, 1071 &external_rate) || 1072 external_rate == 0) { 1073 /* cannot detect the external clock rate */ 1074 mutex_unlock(&mgr->setup_mutex); 1075 return -EBUSY; 1076 } 1077 runtime->hw.rate_min = external_rate; 1078 runtime->hw.rate_max = external_rate; 1079 } 1080 } 1081 1082 stream->status = PCXHR_STREAM_STATUS_OPEN; 1083 stream->substream = subs; 1084 stream->channels = 0; /* not configured yet */ 1085 1086 runtime->private_data = stream; 1087 1088 /* better get a divisor of granularity values (96 or 192) */ 1089 snd_pcm_hw_constraint_step(runtime, 0, 1090 SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 32); 1091 snd_pcm_hw_constraint_step(runtime, 0, 1092 SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 32); 1093 snd_pcm_set_sync(subs); 1094 1095 mgr->ref_count_rate++; 1096 1097 mutex_unlock(&mgr->setup_mutex); 1098 return 0; 1099 } 1100 1101 1102 static int pcxhr_close(struct snd_pcm_substream *subs) 1103 { 1104 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); 1105 struct pcxhr_mgr *mgr = chip->mgr; 1106 struct pcxhr_stream *stream = subs->runtime->private_data; 1107 1108 mutex_lock(&mgr->setup_mutex); 1109 1110 dev_dbg(chip->card->dev, "pcxhr_close chip%d subs%d\n", 1111 chip->chip_idx, subs->number); 1112 1113 /* sample rate released */ 1114 if (--mgr->ref_count_rate == 0) { 1115 mgr->sample_rate = 0; /* the sample rate is no more locked */ 1116 pcxhr_hardware_timer(mgr, 0); /* stop the DSP-timer */ 1117 } 1118 1119 stream->status = PCXHR_STREAM_STATUS_FREE; 1120 stream->substream = NULL; 1121 1122 mutex_unlock(&mgr->setup_mutex); 1123 1124 return 0; 1125 } 1126 1127 1128 static snd_pcm_uframes_t pcxhr_stream_pointer(struct snd_pcm_substream *subs) 1129 { 1130 unsigned long flags; 1131 u_int32_t timer_period_frag; 1132 int timer_buf_periods; 1133 struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); 1134 struct snd_pcm_runtime *runtime = subs->runtime; 1135 struct pcxhr_stream *stream = runtime->private_data; 1136 1137 spin_lock_irqsave(&chip->mgr->lock, flags); 1138 1139 /* get the period fragment and the nb of periods in the buffer */ 1140 timer_period_frag = stream->timer_period_frag; 1141 timer_buf_periods = stream->timer_buf_periods; 1142 1143 spin_unlock_irqrestore(&chip->mgr->lock, flags); 1144 1145 return (snd_pcm_uframes_t)((timer_buf_periods * runtime->period_size) + 1146 timer_period_frag); 1147 } 1148 1149 1150 static struct snd_pcm_ops pcxhr_ops = { 1151 .open = pcxhr_open, 1152 .close = pcxhr_close, 1153 .ioctl = snd_pcm_lib_ioctl, 1154 .prepare = pcxhr_prepare, 1155 .hw_params = pcxhr_hw_params, 1156 .hw_free = pcxhr_hw_free, 1157 .trigger = pcxhr_trigger, 1158 .pointer = pcxhr_stream_pointer, 1159 }; 1160 1161 /* 1162 */ 1163 int pcxhr_create_pcm(struct snd_pcxhr *chip) 1164 { 1165 int err; 1166 struct snd_pcm *pcm; 1167 char name[32]; 1168 1169 sprintf(name, "pcxhr %d", chip->chip_idx); 1170 if ((err = snd_pcm_new(chip->card, name, 0, 1171 chip->nb_streams_play, 1172 chip->nb_streams_capt, &pcm)) < 0) { 1173 dev_err(chip->card->dev, "cannot create pcm %s\n", name); 1174 return err; 1175 } 1176 pcm->private_data = chip; 1177 1178 if (chip->nb_streams_play) 1179 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &pcxhr_ops); 1180 if (chip->nb_streams_capt) 1181 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &pcxhr_ops); 1182 1183 pcm->info_flags = 0; 1184 strcpy(pcm->name, name); 1185 1186 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 1187 snd_dma_pci_data(chip->mgr->pci), 1188 32*1024, 32*1024); 1189 chip->pcm = pcm; 1190 return 0; 1191 } 1192 1193 static int pcxhr_chip_free(struct snd_pcxhr *chip) 1194 { 1195 kfree(chip); 1196 return 0; 1197 } 1198 1199 static int pcxhr_chip_dev_free(struct snd_device *device) 1200 { 1201 struct snd_pcxhr *chip = device->device_data; 1202 return pcxhr_chip_free(chip); 1203 } 1204 1205 1206 /* 1207 */ 1208 static int pcxhr_create(struct pcxhr_mgr *mgr, 1209 struct snd_card *card, int idx) 1210 { 1211 int err; 1212 struct snd_pcxhr *chip; 1213 static struct snd_device_ops ops = { 1214 .dev_free = pcxhr_chip_dev_free, 1215 }; 1216 1217 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 1218 if (! chip) { 1219 dev_err(card->dev, "cannot allocate chip\n"); 1220 return -ENOMEM; 1221 } 1222 1223 chip->card = card; 1224 chip->chip_idx = idx; 1225 chip->mgr = mgr; 1226 1227 if (idx < mgr->playback_chips) 1228 /* stereo or mono streams */ 1229 chip->nb_streams_play = PCXHR_PLAYBACK_STREAMS; 1230 1231 if (idx < mgr->capture_chips) { 1232 if (mgr->mono_capture) 1233 chip->nb_streams_capt = 2; /* 2 mono streams */ 1234 else 1235 chip->nb_streams_capt = 1; /* or 1 stereo stream */ 1236 } 1237 1238 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { 1239 pcxhr_chip_free(chip); 1240 return err; 1241 } 1242 1243 mgr->chip[idx] = chip; 1244 1245 return 0; 1246 } 1247 1248 /* proc interface */ 1249 static void pcxhr_proc_info(struct snd_info_entry *entry, 1250 struct snd_info_buffer *buffer) 1251 { 1252 struct snd_pcxhr *chip = entry->private_data; 1253 struct pcxhr_mgr *mgr = chip->mgr; 1254 1255 snd_iprintf(buffer, "\n%s\n", mgr->longname); 1256 1257 /* stats available when embedded DSP is running */ 1258 if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { 1259 struct pcxhr_rmh rmh; 1260 short ver_maj = (mgr->dsp_version >> 16) & 0xff; 1261 short ver_min = (mgr->dsp_version >> 8) & 0xff; 1262 short ver_build = mgr->dsp_version & 0xff; 1263 snd_iprintf(buffer, "module version %s\n", 1264 PCXHR_DRIVER_VERSION_STRING); 1265 snd_iprintf(buffer, "dsp version %d.%d.%d\n", 1266 ver_maj, ver_min, ver_build); 1267 if (mgr->board_has_analog) 1268 snd_iprintf(buffer, "analog io available\n"); 1269 else 1270 snd_iprintf(buffer, "digital only board\n"); 1271 1272 /* calc cpu load of the dsp */ 1273 pcxhr_init_rmh(&rmh, CMD_GET_DSP_RESOURCES); 1274 if( ! pcxhr_send_msg(mgr, &rmh) ) { 1275 int cur = rmh.stat[0]; 1276 int ref = rmh.stat[1]; 1277 if (ref > 0) { 1278 if (mgr->sample_rate_real != 0 && 1279 mgr->sample_rate_real != 48000) { 1280 ref = (ref * 48000) / 1281 mgr->sample_rate_real; 1282 if (mgr->sample_rate_real >= 1283 PCXHR_IRQ_TIMER_FREQ) 1284 ref *= 2; 1285 } 1286 cur = 100 - (100 * cur) / ref; 1287 snd_iprintf(buffer, "cpu load %d%%\n", cur); 1288 snd_iprintf(buffer, "buffer pool %d/%d\n", 1289 rmh.stat[2], rmh.stat[3]); 1290 } 1291 } 1292 snd_iprintf(buffer, "dma granularity : %d\n", 1293 mgr->granularity); 1294 snd_iprintf(buffer, "dsp time errors : %d\n", 1295 mgr->dsp_time_err); 1296 snd_iprintf(buffer, "dsp async pipe xrun errors : %d\n", 1297 mgr->async_err_pipe_xrun); 1298 snd_iprintf(buffer, "dsp async stream xrun errors : %d\n", 1299 mgr->async_err_stream_xrun); 1300 snd_iprintf(buffer, "dsp async last other error : %x\n", 1301 mgr->async_err_other_last); 1302 /* debug zone dsp */ 1303 rmh.cmd[0] = 0x4200 + PCXHR_SIZE_MAX_STATUS; 1304 rmh.cmd_len = 1; 1305 rmh.stat_len = PCXHR_SIZE_MAX_STATUS; 1306 rmh.dsp_stat = 0; 1307 rmh.cmd_idx = CMD_LAST_INDEX; 1308 if( ! pcxhr_send_msg(mgr, &rmh) ) { 1309 int i; 1310 if (rmh.stat_len > 8) 1311 rmh.stat_len = 8; 1312 for (i = 0; i < rmh.stat_len; i++) 1313 snd_iprintf(buffer, "debug[%02d] = %06x\n", 1314 i, rmh.stat[i]); 1315 } 1316 } else 1317 snd_iprintf(buffer, "no firmware loaded\n"); 1318 snd_iprintf(buffer, "\n"); 1319 } 1320 static void pcxhr_proc_sync(struct snd_info_entry *entry, 1321 struct snd_info_buffer *buffer) 1322 { 1323 struct snd_pcxhr *chip = entry->private_data; 1324 struct pcxhr_mgr *mgr = chip->mgr; 1325 static const char *textsHR22[3] = { 1326 "Internal", "AES Sync", "AES 1" 1327 }; 1328 static const char *textsPCXHR[7] = { 1329 "Internal", "Word", "AES Sync", 1330 "AES 1", "AES 2", "AES 3", "AES 4" 1331 }; 1332 const char **texts; 1333 int max_clock; 1334 if (mgr->is_hr_stereo) { 1335 texts = textsHR22; 1336 max_clock = HR22_CLOCK_TYPE_MAX; 1337 } else { 1338 texts = textsPCXHR; 1339 max_clock = PCXHR_CLOCK_TYPE_MAX; 1340 } 1341 1342 snd_iprintf(buffer, "\n%s\n", mgr->longname); 1343 snd_iprintf(buffer, "Current Sample Clock\t: %s\n", 1344 texts[mgr->cur_clock_type]); 1345 snd_iprintf(buffer, "Current Sample Rate\t= %d\n", 1346 mgr->sample_rate_real); 1347 /* commands available when embedded DSP is running */ 1348 if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { 1349 int i, err, sample_rate; 1350 for (i = 1; i <= max_clock; i++) { 1351 err = pcxhr_get_external_clock(mgr, i, &sample_rate); 1352 if (err) 1353 break; 1354 snd_iprintf(buffer, "%s Clock\t\t= %d\n", 1355 texts[i], sample_rate); 1356 } 1357 } else 1358 snd_iprintf(buffer, "no firmware loaded\n"); 1359 snd_iprintf(buffer, "\n"); 1360 } 1361 1362 static void pcxhr_proc_gpio_read(struct snd_info_entry *entry, 1363 struct snd_info_buffer *buffer) 1364 { 1365 struct snd_pcxhr *chip = entry->private_data; 1366 struct pcxhr_mgr *mgr = chip->mgr; 1367 /* commands available when embedded DSP is running */ 1368 if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { 1369 /* gpio ports on stereo boards only available */ 1370 int value = 0; 1371 hr222_read_gpio(mgr, 1, &value); /* GPI */ 1372 snd_iprintf(buffer, "GPI: 0x%x\n", value); 1373 hr222_read_gpio(mgr, 0, &value); /* GP0 */ 1374 snd_iprintf(buffer, "GPO: 0x%x\n", value); 1375 } else 1376 snd_iprintf(buffer, "no firmware loaded\n"); 1377 snd_iprintf(buffer, "\n"); 1378 } 1379 static void pcxhr_proc_gpo_write(struct snd_info_entry *entry, 1380 struct snd_info_buffer *buffer) 1381 { 1382 struct snd_pcxhr *chip = entry->private_data; 1383 struct pcxhr_mgr *mgr = chip->mgr; 1384 char line[64]; 1385 int value; 1386 /* commands available when embedded DSP is running */ 1387 if (!(mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX))) 1388 return; 1389 while (!snd_info_get_line(buffer, line, sizeof(line))) { 1390 if (sscanf(line, "GPO: 0x%x", &value) != 1) 1391 continue; 1392 hr222_write_gpo(mgr, value); /* GP0 */ 1393 } 1394 } 1395 1396 /* Access to the results of the CMD_GET_TIME_CODE RMH */ 1397 #define TIME_CODE_VALID_MASK 0x00800000 1398 #define TIME_CODE_NEW_MASK 0x00400000 1399 #define TIME_CODE_BACK_MASK 0x00200000 1400 #define TIME_CODE_WAIT_MASK 0x00100000 1401 1402 /* Values for the CMD_MANAGE_SIGNAL RMH */ 1403 #define MANAGE_SIGNAL_TIME_CODE 0x01 1404 #define MANAGE_SIGNAL_MIDI 0x02 1405 1406 /* linear time code read proc*/ 1407 static void pcxhr_proc_ltc(struct snd_info_entry *entry, 1408 struct snd_info_buffer *buffer) 1409 { 1410 struct snd_pcxhr *chip = entry->private_data; 1411 struct pcxhr_mgr *mgr = chip->mgr; 1412 struct pcxhr_rmh rmh; 1413 unsigned int ltcHrs, ltcMin, ltcSec, ltcFrm; 1414 int err; 1415 /* commands available when embedded DSP is running */ 1416 if (!(mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX))) { 1417 snd_iprintf(buffer, "no firmware loaded\n"); 1418 return; 1419 } 1420 if (!mgr->capture_ltc) { 1421 pcxhr_init_rmh(&rmh, CMD_MANAGE_SIGNAL); 1422 rmh.cmd[0] |= MANAGE_SIGNAL_TIME_CODE; 1423 err = pcxhr_send_msg(mgr, &rmh); 1424 if (err) { 1425 snd_iprintf(buffer, "ltc not activated (%d)\n", err); 1426 return; 1427 } 1428 if (mgr->is_hr_stereo) 1429 hr222_manage_timecode(mgr, 1); 1430 else 1431 pcxhr_write_io_num_reg_cont(mgr, REG_CONT_VALSMPTE, 1432 REG_CONT_VALSMPTE, NULL); 1433 mgr->capture_ltc = 1; 1434 } 1435 pcxhr_init_rmh(&rmh, CMD_GET_TIME_CODE); 1436 err = pcxhr_send_msg(mgr, &rmh); 1437 if (err) { 1438 snd_iprintf(buffer, "ltc read error (err=%d)\n", err); 1439 return ; 1440 } 1441 ltcHrs = 10*((rmh.stat[0] >> 8) & 0x3) + (rmh.stat[0] & 0xf); 1442 ltcMin = 10*((rmh.stat[1] >> 16) & 0x7) + ((rmh.stat[1] >> 8) & 0xf); 1443 ltcSec = 10*(rmh.stat[1] & 0x7) + ((rmh.stat[2] >> 16) & 0xf); 1444 ltcFrm = 10*((rmh.stat[2] >> 8) & 0x3) + (rmh.stat[2] & 0xf); 1445 1446 snd_iprintf(buffer, "timecode: %02u:%02u:%02u-%02u\n", 1447 ltcHrs, ltcMin, ltcSec, ltcFrm); 1448 snd_iprintf(buffer, "raw: 0x%04x%06x%06x\n", rmh.stat[0] & 0x00ffff, 1449 rmh.stat[1] & 0xffffff, rmh.stat[2] & 0xffffff); 1450 /*snd_iprintf(buffer, "dsp ref time: 0x%06x%06x\n", 1451 rmh.stat[3] & 0xffffff, rmh.stat[4] & 0xffffff);*/ 1452 if (!(rmh.stat[0] & TIME_CODE_VALID_MASK)) { 1453 snd_iprintf(buffer, "warning: linear timecode not valid\n"); 1454 } 1455 } 1456 1457 static void pcxhr_proc_init(struct snd_pcxhr *chip) 1458 { 1459 struct snd_info_entry *entry; 1460 1461 if (! snd_card_proc_new(chip->card, "info", &entry)) 1462 snd_info_set_text_ops(entry, chip, pcxhr_proc_info); 1463 if (! snd_card_proc_new(chip->card, "sync", &entry)) 1464 snd_info_set_text_ops(entry, chip, pcxhr_proc_sync); 1465 /* gpio available on stereo sound cards only */ 1466 if (chip->mgr->is_hr_stereo && 1467 !snd_card_proc_new(chip->card, "gpio", &entry)) { 1468 snd_info_set_text_ops(entry, chip, pcxhr_proc_gpio_read); 1469 entry->c.text.write = pcxhr_proc_gpo_write; 1470 entry->mode |= S_IWUSR; 1471 } 1472 if (!snd_card_proc_new(chip->card, "ltc", &entry)) 1473 snd_info_set_text_ops(entry, chip, pcxhr_proc_ltc); 1474 } 1475 /* end of proc interface */ 1476 1477 /* 1478 * release all the cards assigned to a manager instance 1479 */ 1480 static int pcxhr_free(struct pcxhr_mgr *mgr) 1481 { 1482 unsigned int i; 1483 1484 for (i = 0; i < mgr->num_cards; i++) { 1485 if (mgr->chip[i]) 1486 snd_card_free(mgr->chip[i]->card); 1487 } 1488 1489 /* reset board if some firmware was loaded */ 1490 if(mgr->dsp_loaded) { 1491 pcxhr_reset_board(mgr); 1492 dev_dbg(&mgr->pci->dev, "reset pcxhr !\n"); 1493 } 1494 1495 /* release irq */ 1496 if (mgr->irq >= 0) 1497 free_irq(mgr->irq, mgr); 1498 1499 pci_release_regions(mgr->pci); 1500 1501 /* free hostport purgebuffer */ 1502 if (mgr->hostport.area) { 1503 snd_dma_free_pages(&mgr->hostport); 1504 mgr->hostport.area = NULL; 1505 } 1506 1507 kfree(mgr->prmh); 1508 1509 pci_disable_device(mgr->pci); 1510 kfree(mgr); 1511 return 0; 1512 } 1513 1514 /* 1515 * probe function - creates the card manager 1516 */ 1517 static int pcxhr_probe(struct pci_dev *pci, 1518 const struct pci_device_id *pci_id) 1519 { 1520 static int dev; 1521 struct pcxhr_mgr *mgr; 1522 unsigned int i; 1523 int err; 1524 size_t size; 1525 char *card_name; 1526 1527 if (dev >= SNDRV_CARDS) 1528 return -ENODEV; 1529 if (! enable[dev]) { 1530 dev++; 1531 return -ENOENT; 1532 } 1533 1534 /* enable PCI device */ 1535 if ((err = pci_enable_device(pci)) < 0) 1536 return err; 1537 pci_set_master(pci); 1538 1539 /* check if we can restrict PCI DMA transfers to 32 bits */ 1540 if (pci_set_dma_mask(pci, DMA_BIT_MASK(32)) < 0) { 1541 dev_err(&pci->dev, 1542 "architecture does not support 32bit PCI busmaster DMA\n"); 1543 pci_disable_device(pci); 1544 return -ENXIO; 1545 } 1546 1547 /* alloc card manager */ 1548 mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); 1549 if (! mgr) { 1550 pci_disable_device(pci); 1551 return -ENOMEM; 1552 } 1553 1554 if (snd_BUG_ON(pci_id->driver_data >= PCI_ID_LAST)) { 1555 kfree(mgr); 1556 pci_disable_device(pci); 1557 return -ENODEV; 1558 } 1559 card_name = 1560 pcxhr_board_params[pci_id->driver_data].board_name; 1561 mgr->playback_chips = 1562 pcxhr_board_params[pci_id->driver_data].playback_chips; 1563 mgr->capture_chips = 1564 pcxhr_board_params[pci_id->driver_data].capture_chips; 1565 mgr->fw_file_set = 1566 pcxhr_board_params[pci_id->driver_data].fw_file_set; 1567 mgr->firmware_num = 1568 pcxhr_board_params[pci_id->driver_data].firmware_num; 1569 mgr->mono_capture = mono[dev]; 1570 mgr->is_hr_stereo = (mgr->playback_chips == 1); 1571 mgr->board_has_aes1 = PCXHR_BOARD_HAS_AES1(mgr); 1572 mgr->board_aes_in_192k = !PCXHR_BOARD_AESIN_NO_192K(mgr); 1573 1574 if (mgr->is_hr_stereo) 1575 mgr->granularity = PCXHR_GRANULARITY_HR22; 1576 else 1577 mgr->granularity = PCXHR_GRANULARITY; 1578 1579 /* resource assignment */ 1580 if ((err = pci_request_regions(pci, card_name)) < 0) { 1581 kfree(mgr); 1582 pci_disable_device(pci); 1583 return err; 1584 } 1585 for (i = 0; i < 3; i++) 1586 mgr->port[i] = pci_resource_start(pci, i); 1587 1588 mgr->pci = pci; 1589 mgr->irq = -1; 1590 1591 if (request_irq(pci->irq, pcxhr_interrupt, IRQF_SHARED, 1592 KBUILD_MODNAME, mgr)) { 1593 dev_err(&pci->dev, "unable to grab IRQ %d\n", pci->irq); 1594 pcxhr_free(mgr); 1595 return -EBUSY; 1596 } 1597 mgr->irq = pci->irq; 1598 1599 sprintf(mgr->shortname, "Digigram %s", card_name); 1600 sprintf(mgr->longname, "%s at 0x%lx & 0x%lx, 0x%lx irq %i", 1601 mgr->shortname, 1602 mgr->port[0], mgr->port[1], mgr->port[2], mgr->irq); 1603 1604 /* ISR spinlock */ 1605 spin_lock_init(&mgr->lock); 1606 spin_lock_init(&mgr->msg_lock); 1607 1608 /* init setup mutex*/ 1609 mutex_init(&mgr->setup_mutex); 1610 1611 /* init taslket */ 1612 tasklet_init(&mgr->msg_taskq, pcxhr_msg_tasklet, 1613 (unsigned long) mgr); 1614 tasklet_init(&mgr->trigger_taskq, pcxhr_trigger_tasklet, 1615 (unsigned long) mgr); 1616 1617 mgr->prmh = kmalloc(sizeof(*mgr->prmh) + 1618 sizeof(u32) * (PCXHR_SIZE_MAX_LONG_STATUS - 1619 PCXHR_SIZE_MAX_STATUS), 1620 GFP_KERNEL); 1621 if (! mgr->prmh) { 1622 pcxhr_free(mgr); 1623 return -ENOMEM; 1624 } 1625 1626 for (i=0; i < PCXHR_MAX_CARDS; i++) { 1627 struct snd_card *card; 1628 char tmpid[16]; 1629 int idx; 1630 1631 if (i >= max(mgr->playback_chips, mgr->capture_chips)) 1632 break; 1633 mgr->num_cards++; 1634 1635 if (index[dev] < 0) 1636 idx = index[dev]; 1637 else 1638 idx = index[dev] + i; 1639 1640 snprintf(tmpid, sizeof(tmpid), "%s-%d", 1641 id[dev] ? id[dev] : card_name, i); 1642 err = snd_card_new(&pci->dev, idx, tmpid, THIS_MODULE, 1643 0, &card); 1644 1645 if (err < 0) { 1646 dev_err(card->dev, "cannot allocate the card %d\n", i); 1647 pcxhr_free(mgr); 1648 return err; 1649 } 1650 1651 strcpy(card->driver, DRIVER_NAME); 1652 sprintf(card->shortname, "%s [PCM #%d]", mgr->shortname, i); 1653 sprintf(card->longname, "%s [PCM #%d]", mgr->longname, i); 1654 1655 if ((err = pcxhr_create(mgr, card, i)) < 0) { 1656 snd_card_free(card); 1657 pcxhr_free(mgr); 1658 return err; 1659 } 1660 1661 if (i == 0) 1662 /* init proc interface only for chip0 */ 1663 pcxhr_proc_init(mgr->chip[i]); 1664 1665 if ((err = snd_card_register(card)) < 0) { 1666 pcxhr_free(mgr); 1667 return err; 1668 } 1669 } 1670 1671 /* create hostport purgebuffer */ 1672 size = PAGE_ALIGN(sizeof(struct pcxhr_hostport)); 1673 if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), 1674 size, &mgr->hostport) < 0) { 1675 pcxhr_free(mgr); 1676 return -ENOMEM; 1677 } 1678 /* init purgebuffer */ 1679 memset(mgr->hostport.area, 0, size); 1680 1681 /* create a DSP loader */ 1682 err = pcxhr_setup_firmware(mgr); 1683 if (err < 0) { 1684 pcxhr_free(mgr); 1685 return err; 1686 } 1687 1688 pci_set_drvdata(pci, mgr); 1689 dev++; 1690 return 0; 1691 } 1692 1693 static void pcxhr_remove(struct pci_dev *pci) 1694 { 1695 pcxhr_free(pci_get_drvdata(pci)); 1696 } 1697 1698 static struct pci_driver pcxhr_driver = { 1699 .name = KBUILD_MODNAME, 1700 .id_table = pcxhr_ids, 1701 .probe = pcxhr_probe, 1702 .remove = pcxhr_remove, 1703 }; 1704 1705 module_pci_driver(pcxhr_driver); 1706