Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 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 <sound/driver.h> |
| 25 | #include <linux/init.h> |
| 26 | #include <linux/interrupt.h> |
| 27 | #include <linux/slab.h> |
| 28 | #include <linux/pci.h> |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 29 | #include <linux/dma-mapping.h> |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 30 | #include <linux/delay.h> |
| 31 | #include <linux/moduleparam.h> |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 32 | #include <linux/mutex.h> |
Matthias Gehre | 910638a | 2006-03-28 01:56:48 -0800 | [diff] [blame] | 33 | #include <linux/dma-mapping.h> |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 34 | |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 35 | #include <sound/core.h> |
| 36 | #include <sound/initval.h> |
| 37 | #include <sound/info.h> |
| 38 | #include <sound/control.h> |
| 39 | #include <sound/pcm.h> |
| 40 | #include <sound/pcm_params.h> |
| 41 | #include "pcxhr.h" |
| 42 | #include "pcxhr_mixer.h" |
| 43 | #include "pcxhr_hwdep.h" |
| 44 | #include "pcxhr_core.h" |
| 45 | |
| 46 | #define DRIVER_NAME "pcxhr" |
| 47 | |
| 48 | MODULE_AUTHOR("Markus Bollinger <bollinger@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 int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ |
| 56 | static int mono[SNDRV_CARDS]; /* capture in 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_PCX1222HR, |
| 73 | PCI_ID_PCX1221HR, |
| 74 | PCI_ID_LAST |
| 75 | }; |
| 76 | |
| 77 | static struct pci_device_id pcxhr_ids[] = { |
| 78 | { 0x10b5, 0x9656, 0x1369, 0xb001, 0, 0, PCI_ID_VX882HR, }, /* VX882HR */ |
| 79 | { 0x10b5, 0x9656, 0x1369, 0xb101, 0, 0, PCI_ID_PCX882HR, }, /* PCX882HR */ |
| 80 | { 0x10b5, 0x9656, 0x1369, 0xb201, 0, 0, PCI_ID_VX881HR, }, /* VX881HR */ |
| 81 | { 0x10b5, 0x9656, 0x1369, 0xb301, 0, 0, PCI_ID_PCX881HR, }, /* PCX881HR */ |
| 82 | { 0x10b5, 0x9656, 0x1369, 0xb501, 0, 0, PCI_ID_PCX1222HR, }, /* PCX1222HR */ |
| 83 | { 0x10b5, 0x9656, 0x1369, 0xb701, 0, 0, PCI_ID_PCX1221HR, }, /* PCX1221HR */ |
| 84 | { 0, } |
| 85 | }; |
| 86 | |
| 87 | MODULE_DEVICE_TABLE(pci, pcxhr_ids); |
| 88 | |
| 89 | struct board_parameters { |
| 90 | char* board_name; |
| 91 | short playback_chips; |
| 92 | short capture_chips; |
| 93 | short firmware_num; |
| 94 | }; |
| 95 | static struct board_parameters pcxhr_board_params[] = { |
| 96 | [PCI_ID_VX882HR] = { "VX882HR", 4, 4, 41, }, |
| 97 | [PCI_ID_PCX882HR] = { "PCX882HR", 4, 4, 41, }, |
| 98 | [PCI_ID_VX881HR] = { "VX881HR", 4, 4, 41, }, |
| 99 | [PCI_ID_PCX881HR] = { "PCX881HR", 4, 4, 41, }, |
| 100 | [PCI_ID_PCX1222HR] = { "PCX1222HR", 6, 1, 42, }, |
| 101 | [PCI_ID_PCX1221HR] = { "PCX1221HR", 6, 1, 42, }, |
| 102 | }; |
| 103 | |
| 104 | |
| 105 | static int pcxhr_pll_freq_register(unsigned int freq, unsigned int* pllreg, |
| 106 | unsigned int* realfreq) |
| 107 | { |
| 108 | unsigned int reg; |
| 109 | |
| 110 | if (freq < 6900 || freq > 110250) |
| 111 | return -EINVAL; |
| 112 | reg = (28224000 * 10) / freq; |
| 113 | reg = (reg + 5) / 10; |
| 114 | if (reg < 0x200) |
| 115 | *pllreg = reg + 0x800; |
| 116 | else if (reg < 0x400) |
| 117 | *pllreg = reg & 0x1ff; |
| 118 | else if (reg < 0x800) { |
| 119 | *pllreg = ((reg >> 1) & 0x1ff) + 0x200; |
| 120 | reg &= ~1; |
| 121 | } else { |
| 122 | *pllreg = ((reg >> 2) & 0x1ff) + 0x400; |
| 123 | reg &= ~3; |
| 124 | } |
| 125 | if (realfreq) |
| 126 | *realfreq = ((28224000 * 10) / reg + 5) / 10; |
| 127 | return 0; |
| 128 | } |
| 129 | |
| 130 | |
| 131 | #define PCXHR_FREQ_REG_MASK 0x1f |
| 132 | #define PCXHR_FREQ_QUARTZ_48000 0x00 |
| 133 | #define PCXHR_FREQ_QUARTZ_24000 0x01 |
| 134 | #define PCXHR_FREQ_QUARTZ_12000 0x09 |
| 135 | #define PCXHR_FREQ_QUARTZ_32000 0x08 |
| 136 | #define PCXHR_FREQ_QUARTZ_16000 0x04 |
| 137 | #define PCXHR_FREQ_QUARTZ_8000 0x0c |
| 138 | #define PCXHR_FREQ_QUARTZ_44100 0x02 |
| 139 | #define PCXHR_FREQ_QUARTZ_22050 0x0a |
| 140 | #define PCXHR_FREQ_QUARTZ_11025 0x06 |
| 141 | #define PCXHR_FREQ_PLL 0x05 |
| 142 | #define PCXHR_FREQ_QUARTZ_192000 0x10 |
| 143 | #define PCXHR_FREQ_QUARTZ_96000 0x18 |
| 144 | #define PCXHR_FREQ_QUARTZ_176400 0x14 |
| 145 | #define PCXHR_FREQ_QUARTZ_88200 0x1c |
| 146 | #define PCXHR_FREQ_QUARTZ_128000 0x12 |
| 147 | #define PCXHR_FREQ_QUARTZ_64000 0x1a |
| 148 | |
| 149 | #define PCXHR_FREQ_WORD_CLOCK 0x0f |
| 150 | #define PCXHR_FREQ_SYNC_AES 0x0e |
| 151 | #define PCXHR_FREQ_AES_1 0x07 |
| 152 | #define PCXHR_FREQ_AES_2 0x0b |
| 153 | #define PCXHR_FREQ_AES_3 0x03 |
| 154 | #define PCXHR_FREQ_AES_4 0x0d |
| 155 | |
| 156 | #define PCXHR_MODIFY_CLOCK_S_BIT 0x04 |
| 157 | |
| 158 | #define PCXHR_IRQ_TIMER_FREQ 92000 |
| 159 | #define PCXHR_IRQ_TIMER_PERIOD 48 |
| 160 | |
| 161 | static int pcxhr_get_clock_reg(struct pcxhr_mgr *mgr, unsigned int rate, |
| 162 | unsigned int *reg, unsigned int *freq) |
| 163 | { |
| 164 | unsigned int val, realfreq, pllreg; |
| 165 | struct pcxhr_rmh rmh; |
| 166 | int err; |
| 167 | |
| 168 | realfreq = rate; |
| 169 | switch (mgr->use_clock_type) { |
| 170 | case PCXHR_CLOCK_TYPE_INTERNAL : /* clock by quartz or pll */ |
| 171 | switch (rate) { |
| 172 | case 48000 : val = PCXHR_FREQ_QUARTZ_48000; break; |
| 173 | case 24000 : val = PCXHR_FREQ_QUARTZ_24000; break; |
| 174 | case 12000 : val = PCXHR_FREQ_QUARTZ_12000; break; |
| 175 | case 32000 : val = PCXHR_FREQ_QUARTZ_32000; break; |
| 176 | case 16000 : val = PCXHR_FREQ_QUARTZ_16000; break; |
| 177 | case 8000 : val = PCXHR_FREQ_QUARTZ_8000; break; |
| 178 | case 44100 : val = PCXHR_FREQ_QUARTZ_44100; break; |
| 179 | case 22050 : val = PCXHR_FREQ_QUARTZ_22050; break; |
| 180 | case 11025 : val = PCXHR_FREQ_QUARTZ_11025; break; |
| 181 | case 192000 : val = PCXHR_FREQ_QUARTZ_192000; break; |
| 182 | case 96000 : val = PCXHR_FREQ_QUARTZ_96000; break; |
| 183 | case 176400 : val = PCXHR_FREQ_QUARTZ_176400; break; |
| 184 | case 88200 : val = PCXHR_FREQ_QUARTZ_88200; break; |
| 185 | case 128000 : val = PCXHR_FREQ_QUARTZ_128000; break; |
| 186 | case 64000 : val = PCXHR_FREQ_QUARTZ_64000; break; |
| 187 | default : |
| 188 | val = PCXHR_FREQ_PLL; |
| 189 | /* get the value for the pll register */ |
| 190 | err = pcxhr_pll_freq_register(rate, &pllreg, &realfreq); |
| 191 | if (err) |
| 192 | return err; |
| 193 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); |
| 194 | rmh.cmd[0] |= IO_NUM_REG_GENCLK; |
| 195 | rmh.cmd[1] = pllreg & MASK_DSP_WORD; |
| 196 | rmh.cmd[2] = pllreg >> 24; |
| 197 | rmh.cmd_len = 3; |
| 198 | err = pcxhr_send_msg(mgr, &rmh); |
| 199 | if (err < 0) { |
| 200 | snd_printk(KERN_ERR |
| 201 | "error CMD_ACCESS_IO_WRITE for PLL register : %x!\n", |
| 202 | err ); |
| 203 | return err; |
| 204 | } |
| 205 | } |
| 206 | break; |
| 207 | case PCXHR_CLOCK_TYPE_WORD_CLOCK : val = PCXHR_FREQ_WORD_CLOCK; break; |
| 208 | case PCXHR_CLOCK_TYPE_AES_SYNC : val = PCXHR_FREQ_SYNC_AES; break; |
| 209 | case PCXHR_CLOCK_TYPE_AES_1 : val = PCXHR_FREQ_AES_1; break; |
| 210 | case PCXHR_CLOCK_TYPE_AES_2 : val = PCXHR_FREQ_AES_2; break; |
| 211 | case PCXHR_CLOCK_TYPE_AES_3 : val = PCXHR_FREQ_AES_3; break; |
| 212 | case PCXHR_CLOCK_TYPE_AES_4 : val = PCXHR_FREQ_AES_4; break; |
| 213 | default : return -EINVAL; |
| 214 | } |
| 215 | *reg = val; |
| 216 | *freq = realfreq; |
| 217 | return 0; |
| 218 | } |
| 219 | |
| 220 | |
| 221 | int pcxhr_set_clock(struct pcxhr_mgr *mgr, unsigned int rate) |
| 222 | { |
| 223 | unsigned int val, realfreq, speed; |
| 224 | struct pcxhr_rmh rmh; |
| 225 | int err, changed; |
| 226 | |
| 227 | if (rate == 0) |
| 228 | return 0; /* nothing to do */ |
| 229 | |
| 230 | err = pcxhr_get_clock_reg(mgr, rate, &val, &realfreq); |
| 231 | if (err) |
| 232 | return err; |
| 233 | |
| 234 | /* codec speed modes */ |
| 235 | if (rate < 55000) |
| 236 | speed = 0; /* single speed */ |
| 237 | else if (rate < 100000) |
| 238 | speed = 1; /* dual speed */ |
| 239 | else |
| 240 | speed = 2; /* quad speed */ |
| 241 | if (mgr->codec_speed != speed) { |
| 242 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* mute outputs */ |
| 243 | rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; |
| 244 | err = pcxhr_send_msg(mgr, &rmh); |
| 245 | if (err) |
| 246 | return err; |
| 247 | |
| 248 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* set speed ratio */ |
| 249 | rmh.cmd[0] |= IO_NUM_SPEED_RATIO; |
| 250 | rmh.cmd[1] = speed; |
| 251 | rmh.cmd_len = 2; |
| 252 | err = pcxhr_send_msg(mgr, &rmh); |
| 253 | if (err) |
| 254 | return err; |
| 255 | } |
| 256 | /* set the new frequency */ |
| 257 | snd_printdd("clock register : set %x\n", val); |
| 258 | err = pcxhr_write_io_num_reg_cont(mgr, PCXHR_FREQ_REG_MASK, val, &changed); |
| 259 | if (err) |
| 260 | return err; |
| 261 | mgr->sample_rate_real = realfreq; |
| 262 | mgr->cur_clock_type = mgr->use_clock_type; |
| 263 | |
| 264 | /* unmute after codec speed modes */ |
| 265 | if (mgr->codec_speed != speed) { |
| 266 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); /* unmute outputs */ |
| 267 | rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; |
| 268 | err = pcxhr_send_msg(mgr, &rmh); |
| 269 | if (err) |
| 270 | return err; |
| 271 | mgr->codec_speed = speed; /* save new codec speed */ |
| 272 | } |
| 273 | |
| 274 | if (changed) { |
| 275 | pcxhr_init_rmh(&rmh, CMD_MODIFY_CLOCK); |
| 276 | rmh.cmd[0] |= PCXHR_MODIFY_CLOCK_S_BIT; /* resync fifos */ |
| 277 | if (rate < PCXHR_IRQ_TIMER_FREQ) |
| 278 | rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD; |
| 279 | else |
| 280 | rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD * 2; |
| 281 | rmh.cmd[2] = rate; |
| 282 | rmh.cmd_len = 3; |
| 283 | err = pcxhr_send_msg(mgr, &rmh); |
| 284 | if (err) |
| 285 | return err; |
| 286 | } |
| 287 | snd_printdd("pcxhr_set_clock to %dHz (realfreq=%d)\n", rate, realfreq); |
| 288 | return 0; |
| 289 | } |
| 290 | |
| 291 | |
| 292 | int pcxhr_get_external_clock(struct pcxhr_mgr *mgr, enum pcxhr_clock_type clock_type, |
| 293 | int *sample_rate) |
| 294 | { |
| 295 | struct pcxhr_rmh rmh; |
| 296 | unsigned char reg; |
| 297 | int err, rate; |
| 298 | |
| 299 | switch (clock_type) { |
| 300 | case PCXHR_CLOCK_TYPE_WORD_CLOCK : reg = REG_STATUS_WORD_CLOCK; break; |
| 301 | case PCXHR_CLOCK_TYPE_AES_SYNC : reg = REG_STATUS_AES_SYNC; break; |
| 302 | case PCXHR_CLOCK_TYPE_AES_1 : reg = REG_STATUS_AES_1; break; |
| 303 | case PCXHR_CLOCK_TYPE_AES_2 : reg = REG_STATUS_AES_2; break; |
| 304 | case PCXHR_CLOCK_TYPE_AES_3 : reg = REG_STATUS_AES_3; break; |
| 305 | case PCXHR_CLOCK_TYPE_AES_4 : reg = REG_STATUS_AES_4; break; |
| 306 | default : return -EINVAL; |
| 307 | } |
| 308 | pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); |
| 309 | rmh.cmd_len = 2; |
| 310 | rmh.cmd[0] |= IO_NUM_REG_STATUS; |
| 311 | if (mgr->last_reg_stat != reg) { |
| 312 | rmh.cmd[1] = reg; |
| 313 | err = pcxhr_send_msg(mgr, &rmh); |
| 314 | if (err) |
| 315 | return err; |
| 316 | udelay(100); /* wait minimum 2 sample_frames at 32kHz ! */ |
| 317 | mgr->last_reg_stat = reg; |
| 318 | } |
| 319 | rmh.cmd[1] = REG_STATUS_CURRENT; |
| 320 | err = pcxhr_send_msg(mgr, &rmh); |
| 321 | if (err) |
| 322 | return err; |
| 323 | switch (rmh.stat[1] & 0x0f) { |
| 324 | case REG_STATUS_SYNC_32000 : rate = 32000; break; |
| 325 | case REG_STATUS_SYNC_44100 : rate = 44100; break; |
| 326 | case REG_STATUS_SYNC_48000 : rate = 48000; break; |
| 327 | case REG_STATUS_SYNC_64000 : rate = 64000; break; |
| 328 | case REG_STATUS_SYNC_88200 : rate = 88200; break; |
| 329 | case REG_STATUS_SYNC_96000 : rate = 96000; break; |
| 330 | case REG_STATUS_SYNC_128000 : rate = 128000; break; |
| 331 | case REG_STATUS_SYNC_176400 : rate = 176400; break; |
| 332 | case REG_STATUS_SYNC_192000 : rate = 192000; break; |
| 333 | default: rate = 0; |
| 334 | } |
| 335 | snd_printdd("External clock is at %d Hz\n", rate); |
| 336 | *sample_rate = rate; |
| 337 | return 0; |
| 338 | } |
| 339 | |
| 340 | |
| 341 | /* |
| 342 | * start or stop playback/capture substream |
| 343 | */ |
| 344 | static int pcxhr_set_stream_state(struct pcxhr_stream *stream) |
| 345 | { |
| 346 | int err; |
| 347 | struct snd_pcxhr *chip; |
| 348 | struct pcxhr_rmh rmh; |
| 349 | int stream_mask, start; |
| 350 | |
| 351 | if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN) |
| 352 | start = 1; |
| 353 | else { |
| 354 | if (stream->status != PCXHR_STREAM_STATUS_SCHEDULE_STOP) { |
| 355 | snd_printk(KERN_ERR "ERROR pcxhr_set_stream_state CANNOT be stopped\n"); |
| 356 | return -EINVAL; |
| 357 | } |
| 358 | start = 0; |
| 359 | } |
| 360 | if (!stream->substream) |
| 361 | return -EINVAL; |
| 362 | |
| 363 | stream->timer_abs_periods = 0; |
| 364 | stream->timer_period_frag = 0; /* reset theoretical stream pos */ |
| 365 | stream->timer_buf_periods = 0; |
| 366 | stream->timer_is_synced = 0; |
| 367 | |
| 368 | stream_mask = stream->pipe->is_capture ? 1 : 1<<stream->substream->number; |
| 369 | |
| 370 | pcxhr_init_rmh(&rmh, start ? CMD_START_STREAM : CMD_STOP_STREAM); |
| 371 | pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture, |
| 372 | stream->pipe->first_audio, 0, stream_mask); |
| 373 | |
| 374 | chip = snd_pcm_substream_chip(stream->substream); |
| 375 | |
| 376 | err = pcxhr_send_msg(chip->mgr, &rmh); |
| 377 | if (err) |
| 378 | snd_printk(KERN_ERR "ERROR pcxhr_set_stream_state err=%x;\n", err); |
| 379 | stream->status = start ? PCXHR_STREAM_STATUS_STARTED : PCXHR_STREAM_STATUS_STOPPED; |
| 380 | return err; |
| 381 | } |
| 382 | |
| 383 | #define HEADER_FMT_BASE_LIN 0xfed00000 |
| 384 | #define HEADER_FMT_BASE_FLOAT 0xfad00000 |
| 385 | #define HEADER_FMT_INTEL 0x00008000 |
| 386 | #define HEADER_FMT_24BITS 0x00004000 |
| 387 | #define HEADER_FMT_16BITS 0x00002000 |
| 388 | #define HEADER_FMT_UPTO11 0x00000200 |
| 389 | #define HEADER_FMT_UPTO32 0x00000100 |
| 390 | #define HEADER_FMT_MONO 0x00000080 |
| 391 | |
| 392 | static int pcxhr_set_format(struct pcxhr_stream *stream) |
| 393 | { |
| 394 | int err, is_capture, sample_rate, stream_num; |
| 395 | struct snd_pcxhr *chip; |
| 396 | struct pcxhr_rmh rmh; |
| 397 | unsigned int header; |
| 398 | |
| 399 | switch (stream->format) { |
| 400 | case SNDRV_PCM_FORMAT_U8: |
| 401 | header = HEADER_FMT_BASE_LIN; |
| 402 | break; |
| 403 | case SNDRV_PCM_FORMAT_S16_LE: |
| 404 | header = HEADER_FMT_BASE_LIN | HEADER_FMT_16BITS | HEADER_FMT_INTEL; |
| 405 | break; |
| 406 | case SNDRV_PCM_FORMAT_S16_BE: |
| 407 | header = HEADER_FMT_BASE_LIN | HEADER_FMT_16BITS; |
| 408 | break; |
| 409 | case SNDRV_PCM_FORMAT_S24_3LE: |
| 410 | header = HEADER_FMT_BASE_LIN | HEADER_FMT_24BITS | HEADER_FMT_INTEL; |
| 411 | break; |
| 412 | case SNDRV_PCM_FORMAT_S24_3BE: |
| 413 | header = HEADER_FMT_BASE_LIN | HEADER_FMT_24BITS; |
| 414 | break; |
| 415 | case SNDRV_PCM_FORMAT_FLOAT_LE: |
| 416 | header = HEADER_FMT_BASE_FLOAT | HEADER_FMT_INTEL; |
| 417 | break; |
| 418 | default: |
| 419 | snd_printk(KERN_ERR "error pcxhr_set_format() : unknown format\n"); |
| 420 | return -EINVAL; |
| 421 | } |
| 422 | chip = snd_pcm_substream_chip(stream->substream); |
| 423 | |
| 424 | sample_rate = chip->mgr->sample_rate; |
| 425 | if (sample_rate <= 32000 && sample_rate !=0) { |
| 426 | if (sample_rate <= 11025) |
| 427 | header |= HEADER_FMT_UPTO11; |
| 428 | else |
| 429 | header |= HEADER_FMT_UPTO32; |
| 430 | } |
| 431 | if (stream->channels == 1) |
| 432 | header |= HEADER_FMT_MONO; |
| 433 | |
| 434 | is_capture = stream->pipe->is_capture; |
| 435 | stream_num = is_capture ? 0 : stream->substream->number; |
| 436 | |
| 437 | pcxhr_init_rmh(&rmh, is_capture ? CMD_FORMAT_STREAM_IN : CMD_FORMAT_STREAM_OUT); |
| 438 | pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio, stream_num, 0); |
| 439 | if (is_capture) |
| 440 | rmh.cmd[0] |= 1<<12; |
| 441 | rmh.cmd[1] = 0; |
| 442 | rmh.cmd[2] = header >> 8; |
| 443 | rmh.cmd[3] = (header & 0xff) << 16; |
| 444 | rmh.cmd_len = 4; |
| 445 | err = pcxhr_send_msg(chip->mgr, &rmh); |
| 446 | if (err) |
| 447 | snd_printk(KERN_ERR "ERROR pcxhr_set_format err=%x;\n", err); |
| 448 | return err; |
| 449 | } |
| 450 | |
| 451 | static int pcxhr_update_r_buffer(struct pcxhr_stream *stream) |
| 452 | { |
| 453 | int err, is_capture, stream_num; |
| 454 | struct pcxhr_rmh rmh; |
| 455 | struct snd_pcm_substream *subs = stream->substream; |
| 456 | struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); |
| 457 | |
| 458 | is_capture = (subs->stream == SNDRV_PCM_STREAM_CAPTURE); |
| 459 | stream_num = is_capture ? 0 : subs->number; |
| 460 | |
Andrew Morton | 20cd226 | 2006-01-20 14:07:47 +0100 | [diff] [blame] | 461 | snd_printdd("pcxhr_update_r_buffer(pcm%c%d) : addr(%p) bytes(%zx) subs(%d)\n", |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 462 | is_capture ? 'c' : 'p', |
| 463 | chip->chip_idx, (void*)subs->runtime->dma_addr, |
| 464 | subs->runtime->dma_bytes, subs->number); |
| 465 | |
| 466 | pcxhr_init_rmh(&rmh, CMD_UPDATE_R_BUFFERS); |
| 467 | pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio, stream_num, 0); |
| 468 | |
| 469 | snd_assert(subs->runtime->dma_bytes < 0x200000); /* max buffer size is 2 MByte */ |
| 470 | rmh.cmd[1] = subs->runtime->dma_bytes * 8; /* size in bits */ |
| 471 | rmh.cmd[2] = subs->runtime->dma_addr >> 24; /* most significant byte */ |
| 472 | rmh.cmd[2] |= 1<<19; /* this is a circular buffer */ |
| 473 | rmh.cmd[3] = subs->runtime->dma_addr & MASK_DSP_WORD; /* least 3 significant bytes */ |
| 474 | rmh.cmd_len = 4; |
| 475 | err = pcxhr_send_msg(chip->mgr, &rmh); |
| 476 | if (err) |
| 477 | snd_printk(KERN_ERR "ERROR CMD_UPDATE_R_BUFFERS err=%x;\n", err); |
| 478 | return err; |
| 479 | } |
| 480 | |
| 481 | |
| 482 | #if 0 |
| 483 | static int pcxhr_pipe_sample_count(struct pcxhr_stream *stream, snd_pcm_uframes_t *sample_count) |
| 484 | { |
| 485 | struct pcxhr_rmh rmh; |
| 486 | int err; |
| 487 | pcxhr_t *chip = snd_pcm_substream_chip(stream->substream); |
| 488 | pcxhr_init_rmh(&rmh, CMD_PIPE_SAMPLE_COUNT); |
| 489 | pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture, 0, 0, |
| 490 | 1<<stream->pipe->first_audio); |
| 491 | err = pcxhr_send_msg(chip->mgr, &rmh); |
| 492 | if (err == 0) { |
| 493 | *sample_count = ((snd_pcm_uframes_t)rmh.stat[0]) << 24; |
| 494 | *sample_count += (snd_pcm_uframes_t)rmh.stat[1]; |
| 495 | } |
| 496 | snd_printdd("PIPE_SAMPLE_COUNT = %lx\n", *sample_count); |
| 497 | return err; |
| 498 | } |
| 499 | #endif |
| 500 | |
| 501 | static inline int pcxhr_stream_scheduled_get_pipe(struct pcxhr_stream *stream, |
| 502 | struct pcxhr_pipe **pipe) |
| 503 | { |
| 504 | if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN) { |
| 505 | *pipe = stream->pipe; |
| 506 | return 1; |
| 507 | } |
| 508 | return 0; |
| 509 | } |
| 510 | |
| 511 | static void pcxhr_trigger_tasklet(unsigned long arg) |
| 512 | { |
| 513 | unsigned long flags; |
| 514 | int i, j, err; |
| 515 | struct pcxhr_pipe *pipe; |
| 516 | struct snd_pcxhr *chip; |
| 517 | struct pcxhr_mgr *mgr = (struct pcxhr_mgr*)(arg); |
| 518 | int capture_mask = 0; |
| 519 | int playback_mask = 0; |
| 520 | |
| 521 | #ifdef CONFIG_SND_DEBUG_DETECT |
| 522 | struct timeval my_tv1, my_tv2; |
| 523 | do_gettimeofday(&my_tv1); |
| 524 | #endif |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 525 | mutex_lock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 526 | |
| 527 | /* check the pipes concerned and build pipe_array */ |
| 528 | for (i = 0; i < mgr->num_cards; i++) { |
| 529 | chip = mgr->chip[i]; |
| 530 | for (j = 0; j < chip->nb_streams_capt; j++) { |
| 531 | if (pcxhr_stream_scheduled_get_pipe(&chip->capture_stream[j], &pipe)) |
| 532 | capture_mask |= (1 << pipe->first_audio); |
| 533 | } |
| 534 | for (j = 0; j < chip->nb_streams_play; j++) { |
| 535 | if (pcxhr_stream_scheduled_get_pipe(&chip->playback_stream[j], &pipe)) { |
| 536 | playback_mask |= (1 << pipe->first_audio); |
| 537 | break; /* add only once, as all playback streams of |
| 538 | * one chip use the same pipe |
| 539 | */ |
| 540 | } |
| 541 | } |
| 542 | } |
| 543 | if (capture_mask == 0 && playback_mask == 0) { |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 544 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 545 | snd_printk(KERN_ERR "pcxhr_trigger_tasklet : no pipes\n"); |
| 546 | return; |
| 547 | } |
| 548 | |
| 549 | snd_printdd("pcxhr_trigger_tasklet : playback_mask=%x capture_mask=%x\n", |
| 550 | playback_mask, capture_mask); |
| 551 | |
| 552 | /* synchronous stop of all the pipes concerned */ |
| 553 | err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0); |
| 554 | if (err) { |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 555 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 556 | snd_printk(KERN_ERR "pcxhr_trigger_tasklet : error stop pipes (P%x C%x)\n", |
| 557 | playback_mask, capture_mask); |
| 558 | return; |
| 559 | } |
| 560 | |
| 561 | /* unfortunately the dsp lost format and buffer info with the stop pipe */ |
| 562 | for (i = 0; i < mgr->num_cards; i++) { |
| 563 | struct pcxhr_stream *stream; |
| 564 | chip = mgr->chip[i]; |
| 565 | for (j = 0; j < chip->nb_streams_capt; j++) { |
| 566 | stream = &chip->capture_stream[j]; |
| 567 | if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) { |
| 568 | err = pcxhr_set_format(stream); |
| 569 | err = pcxhr_update_r_buffer(stream); |
| 570 | } |
| 571 | } |
| 572 | for (j = 0; j < chip->nb_streams_play; j++) { |
| 573 | stream = &chip->playback_stream[j]; |
| 574 | if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) { |
| 575 | err = pcxhr_set_format(stream); |
| 576 | err = pcxhr_update_r_buffer(stream); |
| 577 | } |
| 578 | } |
| 579 | } |
| 580 | /* start all the streams */ |
| 581 | for (i = 0; i < mgr->num_cards; i++) { |
| 582 | struct pcxhr_stream *stream; |
| 583 | chip = mgr->chip[i]; |
| 584 | for (j = 0; j < chip->nb_streams_capt; j++) { |
| 585 | stream = &chip->capture_stream[j]; |
| 586 | if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) |
| 587 | err = pcxhr_set_stream_state(stream); |
| 588 | } |
| 589 | for (j = 0; j < chip->nb_streams_play; j++) { |
| 590 | stream = &chip->playback_stream[j]; |
| 591 | if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) |
| 592 | err = pcxhr_set_stream_state(stream); |
| 593 | } |
| 594 | } |
| 595 | |
| 596 | /* synchronous start of all the pipes concerned */ |
| 597 | err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1); |
| 598 | if (err) { |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 599 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 600 | snd_printk(KERN_ERR "pcxhr_trigger_tasklet : error start pipes (P%x C%x)\n", |
| 601 | playback_mask, capture_mask); |
| 602 | return; |
| 603 | } |
| 604 | |
| 605 | /* put the streams into the running state now (increment pointer by interrupt) */ |
| 606 | spin_lock_irqsave(&mgr->lock, flags); |
| 607 | for ( i =0; i < mgr->num_cards; i++) { |
| 608 | struct pcxhr_stream *stream; |
| 609 | chip = mgr->chip[i]; |
| 610 | for(j = 0; j < chip->nb_streams_capt; j++) { |
| 611 | stream = &chip->capture_stream[j]; |
| 612 | if(stream->status == PCXHR_STREAM_STATUS_STARTED) |
| 613 | stream->status = PCXHR_STREAM_STATUS_RUNNING; |
| 614 | } |
| 615 | for (j = 0; j < chip->nb_streams_play; j++) { |
| 616 | stream = &chip->playback_stream[j]; |
| 617 | if (stream->status == PCXHR_STREAM_STATUS_STARTED) { |
| 618 | /* playback will already have advanced ! */ |
| 619 | stream->timer_period_frag += PCXHR_GRANULARITY; |
| 620 | stream->status = PCXHR_STREAM_STATUS_RUNNING; |
| 621 | } |
| 622 | } |
| 623 | } |
| 624 | spin_unlock_irqrestore(&mgr->lock, flags); |
| 625 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 626 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 627 | |
| 628 | #ifdef CONFIG_SND_DEBUG_DETECT |
| 629 | do_gettimeofday(&my_tv2); |
| 630 | snd_printdd("***TRIGGER TASKLET*** TIME = %ld (err = %x)\n", |
| 631 | my_tv2.tv_usec - my_tv1.tv_usec, err); |
| 632 | #endif |
| 633 | } |
| 634 | |
| 635 | |
| 636 | /* |
| 637 | * trigger callback |
| 638 | */ |
| 639 | static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd) |
| 640 | { |
| 641 | struct pcxhr_stream *stream; |
| 642 | struct list_head *pos; |
| 643 | struct snd_pcm_substream *s; |
| 644 | int i; |
| 645 | |
| 646 | switch (cmd) { |
| 647 | case SNDRV_PCM_TRIGGER_START: |
| 648 | snd_printdd("SNDRV_PCM_TRIGGER_START\n"); |
| 649 | i = 0; |
| 650 | snd_pcm_group_for_each(pos, subs) { |
| 651 | s = snd_pcm_group_substream_entry(pos); |
| 652 | stream = s->runtime->private_data; |
| 653 | stream->status = PCXHR_STREAM_STATUS_SCHEDULE_RUN; |
| 654 | snd_pcm_trigger_done(s, subs); |
| 655 | i++; |
| 656 | } |
| 657 | if (i==1) { |
| 658 | snd_printdd("Only one Substream %c %d\n", |
| 659 | stream->pipe->is_capture ? 'C' : 'P', |
| 660 | stream->pipe->first_audio); |
| 661 | if (pcxhr_set_format(stream)) |
| 662 | return -EINVAL; |
| 663 | if (pcxhr_update_r_buffer(stream)) |
| 664 | return -EINVAL; |
| 665 | |
| 666 | if (pcxhr_set_stream_state(stream)) |
| 667 | return -EINVAL; |
| 668 | stream->status = PCXHR_STREAM_STATUS_RUNNING; |
| 669 | } else { |
| 670 | struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); |
| 671 | tasklet_hi_schedule(&chip->mgr->trigger_taskq); |
| 672 | } |
| 673 | break; |
| 674 | case SNDRV_PCM_TRIGGER_STOP: |
| 675 | snd_printdd("SNDRV_PCM_TRIGGER_STOP\n"); |
| 676 | snd_pcm_group_for_each(pos, subs) { |
| 677 | s = snd_pcm_group_substream_entry(pos); |
| 678 | stream = s->runtime->private_data; |
| 679 | stream->status = PCXHR_STREAM_STATUS_SCHEDULE_STOP; |
| 680 | if (pcxhr_set_stream_state(stream)) |
| 681 | return -EINVAL; |
| 682 | snd_pcm_trigger_done(s, subs); |
| 683 | } |
| 684 | break; |
| 685 | case SNDRV_PCM_TRIGGER_PAUSE_PUSH: |
| 686 | case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: |
| 687 | /* TODO */ |
| 688 | default: |
| 689 | return -EINVAL; |
| 690 | } |
| 691 | return 0; |
| 692 | } |
| 693 | |
| 694 | |
| 695 | static int pcxhr_hardware_timer(struct pcxhr_mgr *mgr, int start) |
| 696 | { |
| 697 | struct pcxhr_rmh rmh; |
| 698 | int err; |
| 699 | |
| 700 | pcxhr_init_rmh(&rmh, CMD_SET_TIMER_INTERRUPT); |
| 701 | if (start) { |
| 702 | mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID; /* last dsp time invalid */ |
| 703 | rmh.cmd[0] |= PCXHR_GRANULARITY; |
| 704 | } |
| 705 | err = pcxhr_send_msg(mgr, &rmh); |
| 706 | if (err < 0) |
| 707 | snd_printk(KERN_ERR "error pcxhr_hardware_timer err(%x)\n", err); |
| 708 | return err; |
| 709 | } |
| 710 | |
| 711 | /* |
| 712 | * prepare callback for all pcms |
| 713 | */ |
| 714 | static int pcxhr_prepare(struct snd_pcm_substream *subs) |
| 715 | { |
| 716 | struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); |
| 717 | struct pcxhr_mgr *mgr = chip->mgr; |
| 718 | /* |
| 719 | struct pcxhr_stream *stream = (pcxhr_stream_t*)subs->runtime->private_data; |
| 720 | */ |
| 721 | int err = 0; |
| 722 | |
| 723 | snd_printdd("pcxhr_prepare : period_size(%lx) periods(%x) buffer_size(%lx)\n", |
| 724 | subs->runtime->period_size, subs->runtime->periods, |
| 725 | subs->runtime->buffer_size); |
| 726 | |
| 727 | /* |
| 728 | if(subs->runtime->period_size <= PCXHR_GRANULARITY) { |
| 729 | snd_printk(KERN_ERR "pcxhr_prepare : error period_size too small (%x)\n", |
| 730 | (unsigned int)subs->runtime->period_size); |
| 731 | return -EINVAL; |
| 732 | } |
| 733 | */ |
| 734 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 735 | mutex_lock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 736 | |
| 737 | do { |
| 738 | /* if the stream was stopped before, format and buffer were reset */ |
| 739 | /* |
| 740 | if(stream->status == PCXHR_STREAM_STATUS_STOPPED) { |
| 741 | err = pcxhr_set_format(stream); |
| 742 | if(err) break; |
| 743 | err = pcxhr_update_r_buffer(stream); |
| 744 | if(err) break; |
| 745 | } |
| 746 | */ |
| 747 | |
| 748 | /* only the first stream can choose the sample rate */ |
| 749 | /* the further opened streams will be limited to its frequency (see open) */ |
| 750 | /* set the clock only once (first stream) */ |
Takashi Iwai | 8937fd8 | 2006-01-10 11:14:49 +0100 | [diff] [blame] | 751 | if (mgr->sample_rate != subs->runtime->rate) { |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 752 | err = pcxhr_set_clock(mgr, subs->runtime->rate); |
| 753 | if (err) |
| 754 | break; |
Takashi Iwai | 8937fd8 | 2006-01-10 11:14:49 +0100 | [diff] [blame] | 755 | if (mgr->sample_rate == 0) |
| 756 | /* start the DSP-timer */ |
| 757 | err = pcxhr_hardware_timer(mgr, 1); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 758 | mgr->sample_rate = subs->runtime->rate; |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 759 | } |
| 760 | } while(0); /* do only once (so we can use break instead of goto) */ |
| 761 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 762 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 763 | |
| 764 | return err; |
| 765 | } |
| 766 | |
| 767 | |
| 768 | /* |
| 769 | * HW_PARAMS callback for all pcms |
| 770 | */ |
| 771 | static int pcxhr_hw_params(struct snd_pcm_substream *subs, |
| 772 | struct snd_pcm_hw_params *hw) |
| 773 | { |
| 774 | struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); |
| 775 | struct pcxhr_mgr *mgr = chip->mgr; |
| 776 | struct pcxhr_stream *stream = subs->runtime->private_data; |
| 777 | snd_pcm_format_t format; |
| 778 | int err; |
| 779 | int channels; |
| 780 | |
| 781 | /* set up channels */ |
| 782 | channels = params_channels(hw); |
| 783 | |
| 784 | /* set up format for the stream */ |
| 785 | format = params_format(hw); |
| 786 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 787 | mutex_lock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 788 | |
| 789 | stream->channels = channels; |
| 790 | stream->format = format; |
| 791 | |
| 792 | /* set the format to the board */ |
| 793 | /* |
| 794 | err = pcxhr_set_format(stream); |
| 795 | if(err) { |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 796 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 797 | return err; |
| 798 | } |
| 799 | */ |
| 800 | /* allocate buffer */ |
| 801 | err = snd_pcm_lib_malloc_pages(subs, params_buffer_bytes(hw)); |
| 802 | |
| 803 | /* |
| 804 | if (err > 0) { |
| 805 | err = pcxhr_update_r_buffer(stream); |
| 806 | } |
| 807 | */ |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 808 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 809 | |
| 810 | return err; |
| 811 | } |
| 812 | |
| 813 | static int pcxhr_hw_free(struct snd_pcm_substream *subs) |
| 814 | { |
| 815 | snd_pcm_lib_free_pages(subs); |
| 816 | return 0; |
| 817 | } |
| 818 | |
| 819 | |
| 820 | /* |
| 821 | * CONFIGURATION SPACE for all pcms, mono pcm must update channels_max |
| 822 | */ |
| 823 | static struct snd_pcm_hardware pcxhr_caps = |
| 824 | { |
| 825 | .info = ( SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | |
| 826 | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START | |
| 827 | 0 /*SNDRV_PCM_INFO_PAUSE*/), |
| 828 | .formats = ( SNDRV_PCM_FMTBIT_U8 | |
| 829 | SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE | |
| 830 | SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S24_3BE | |
| 831 | SNDRV_PCM_FMTBIT_FLOAT_LE ), |
| 832 | .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_192000, |
| 833 | .rate_min = 8000, |
| 834 | .rate_max = 192000, |
| 835 | .channels_min = 1, |
| 836 | .channels_max = 2, |
| 837 | .buffer_bytes_max = (32*1024), |
| 838 | /* 1 byte == 1 frame U8 mono (PCXHR_GRANULARITY is frames!) */ |
| 839 | .period_bytes_min = (2*PCXHR_GRANULARITY), |
| 840 | .period_bytes_max = (16*1024), |
| 841 | .periods_min = 2, |
| 842 | .periods_max = (32*1024/PCXHR_GRANULARITY), |
| 843 | }; |
| 844 | |
| 845 | |
| 846 | static int pcxhr_open(struct snd_pcm_substream *subs) |
| 847 | { |
| 848 | struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); |
| 849 | struct pcxhr_mgr *mgr = chip->mgr; |
| 850 | struct snd_pcm_runtime *runtime = subs->runtime; |
| 851 | struct pcxhr_stream *stream; |
| 852 | int is_capture; |
| 853 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 854 | mutex_lock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 855 | |
| 856 | /* copy the struct snd_pcm_hardware struct */ |
| 857 | runtime->hw = pcxhr_caps; |
| 858 | |
| 859 | if( subs->stream == SNDRV_PCM_STREAM_PLAYBACK ) { |
| 860 | snd_printdd("pcxhr_open playback chip%d subs%d\n", |
| 861 | chip->chip_idx, subs->number); |
| 862 | is_capture = 0; |
| 863 | stream = &chip->playback_stream[subs->number]; |
| 864 | } else { |
| 865 | snd_printdd("pcxhr_open capture chip%d subs%d\n", |
| 866 | chip->chip_idx, subs->number); |
| 867 | is_capture = 1; |
| 868 | if (mgr->mono_capture) |
| 869 | runtime->hw.channels_max = 1; |
| 870 | else |
| 871 | runtime->hw.channels_min = 2; |
| 872 | stream = &chip->capture_stream[subs->number]; |
| 873 | } |
| 874 | if (stream->status != PCXHR_STREAM_STATUS_FREE){ |
| 875 | /* streams in use */ |
| 876 | snd_printk(KERN_ERR "pcxhr_open chip%d subs%d in use\n", |
| 877 | chip->chip_idx, subs->number); |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 878 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 879 | return -EBUSY; |
| 880 | } |
| 881 | |
| 882 | /* if a sample rate is already used or fixed by external clock, |
| 883 | * the stream cannot change |
| 884 | */ |
| 885 | if (mgr->sample_rate) |
| 886 | runtime->hw.rate_min = runtime->hw.rate_max = mgr->sample_rate; |
| 887 | else { |
| 888 | if (mgr->use_clock_type != PCXHR_CLOCK_TYPE_INTERNAL) { |
| 889 | int external_rate; |
| 890 | if (pcxhr_get_external_clock(mgr, mgr->use_clock_type, |
| 891 | &external_rate) || |
| 892 | external_rate == 0) { |
| 893 | /* cannot detect the external clock rate */ |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 894 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 895 | return -EBUSY; |
| 896 | } |
| 897 | runtime->hw.rate_min = runtime->hw.rate_max = external_rate; |
| 898 | } |
| 899 | } |
| 900 | |
| 901 | stream->status = PCXHR_STREAM_STATUS_OPEN; |
| 902 | stream->substream = subs; |
| 903 | stream->channels = 0; /* not configured yet */ |
| 904 | |
| 905 | runtime->private_data = stream; |
| 906 | |
| 907 | snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 4); |
| 908 | snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 4); |
| 909 | |
| 910 | mgr->ref_count_rate++; |
| 911 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 912 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 913 | return 0; |
| 914 | } |
| 915 | |
| 916 | |
| 917 | static int pcxhr_close(struct snd_pcm_substream *subs) |
| 918 | { |
| 919 | struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); |
| 920 | struct pcxhr_mgr *mgr = chip->mgr; |
| 921 | struct pcxhr_stream *stream = subs->runtime->private_data; |
| 922 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 923 | mutex_lock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 924 | |
| 925 | snd_printdd("pcxhr_close chip%d subs%d\n", chip->chip_idx, subs->number); |
| 926 | |
| 927 | /* sample rate released */ |
| 928 | if (--mgr->ref_count_rate == 0) { |
| 929 | mgr->sample_rate = 0; /* the sample rate is no more locked */ |
| 930 | pcxhr_hardware_timer(mgr, 0); /* stop the DSP-timer */ |
| 931 | } |
| 932 | |
| 933 | stream->status = PCXHR_STREAM_STATUS_FREE; |
| 934 | stream->substream = NULL; |
| 935 | |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 936 | mutex_unlock(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 937 | |
| 938 | return 0; |
| 939 | } |
| 940 | |
| 941 | |
| 942 | static snd_pcm_uframes_t pcxhr_stream_pointer(struct snd_pcm_substream *subs) |
| 943 | { |
| 944 | unsigned long flags; |
| 945 | u_int32_t timer_period_frag; |
| 946 | int timer_buf_periods; |
| 947 | struct snd_pcxhr *chip = snd_pcm_substream_chip(subs); |
| 948 | struct snd_pcm_runtime *runtime = subs->runtime; |
| 949 | struct pcxhr_stream *stream = runtime->private_data; |
| 950 | |
| 951 | spin_lock_irqsave(&chip->mgr->lock, flags); |
| 952 | |
| 953 | /* get the period fragment and the nb of periods in the buffer */ |
| 954 | timer_period_frag = stream->timer_period_frag; |
| 955 | timer_buf_periods = stream->timer_buf_periods; |
| 956 | |
| 957 | spin_unlock_irqrestore(&chip->mgr->lock, flags); |
| 958 | |
| 959 | return (snd_pcm_uframes_t)((timer_buf_periods * runtime->period_size) + |
| 960 | timer_period_frag); |
| 961 | } |
| 962 | |
| 963 | |
| 964 | static struct snd_pcm_ops pcxhr_ops = { |
| 965 | .open = pcxhr_open, |
| 966 | .close = pcxhr_close, |
| 967 | .ioctl = snd_pcm_lib_ioctl, |
| 968 | .prepare = pcxhr_prepare, |
| 969 | .hw_params = pcxhr_hw_params, |
| 970 | .hw_free = pcxhr_hw_free, |
| 971 | .trigger = pcxhr_trigger, |
| 972 | .pointer = pcxhr_stream_pointer, |
| 973 | }; |
| 974 | |
| 975 | /* |
| 976 | */ |
| 977 | int pcxhr_create_pcm(struct snd_pcxhr *chip) |
| 978 | { |
| 979 | int err; |
| 980 | struct snd_pcm *pcm; |
| 981 | char name[32]; |
| 982 | |
| 983 | sprintf(name, "pcxhr %d", chip->chip_idx); |
| 984 | if ((err = snd_pcm_new(chip->card, name, 0, |
| 985 | chip->nb_streams_play, |
| 986 | chip->nb_streams_capt, &pcm)) < 0) { |
| 987 | snd_printk(KERN_ERR "cannot create pcm %s\n", name); |
| 988 | return err; |
| 989 | } |
| 990 | pcm->private_data = chip; |
| 991 | |
| 992 | if (chip->nb_streams_play) |
| 993 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &pcxhr_ops); |
| 994 | if (chip->nb_streams_capt) |
| 995 | snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &pcxhr_ops); |
| 996 | |
| 997 | pcm->info_flags = 0; |
| 998 | strcpy(pcm->name, name); |
| 999 | |
| 1000 | snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, |
| 1001 | snd_dma_pci_data(chip->mgr->pci), |
| 1002 | 32*1024, 32*1024); |
| 1003 | chip->pcm = pcm; |
| 1004 | return 0; |
| 1005 | } |
| 1006 | |
| 1007 | static int pcxhr_chip_free(struct snd_pcxhr *chip) |
| 1008 | { |
| 1009 | kfree(chip); |
| 1010 | return 0; |
| 1011 | } |
| 1012 | |
| 1013 | static int pcxhr_chip_dev_free(struct snd_device *device) |
| 1014 | { |
| 1015 | struct snd_pcxhr *chip = device->device_data; |
| 1016 | return pcxhr_chip_free(chip); |
| 1017 | } |
| 1018 | |
| 1019 | |
| 1020 | /* |
| 1021 | */ |
| 1022 | static int __devinit pcxhr_create(struct pcxhr_mgr *mgr, struct snd_card *card, int idx) |
| 1023 | { |
| 1024 | int err; |
| 1025 | struct snd_pcxhr *chip; |
| 1026 | static struct snd_device_ops ops = { |
| 1027 | .dev_free = pcxhr_chip_dev_free, |
| 1028 | }; |
| 1029 | |
| 1030 | mgr->chip[idx] = chip = kzalloc(sizeof(*chip), GFP_KERNEL); |
| 1031 | if (! chip) { |
| 1032 | snd_printk(KERN_ERR "cannot allocate chip\n"); |
| 1033 | return -ENOMEM; |
| 1034 | } |
| 1035 | |
| 1036 | chip->card = card; |
| 1037 | chip->chip_idx = idx; |
| 1038 | chip->mgr = mgr; |
| 1039 | |
| 1040 | if (idx < mgr->playback_chips) |
| 1041 | /* stereo or mono streams */ |
| 1042 | chip->nb_streams_play = PCXHR_PLAYBACK_STREAMS; |
| 1043 | |
| 1044 | if (idx < mgr->capture_chips) { |
| 1045 | if (mgr->mono_capture) |
| 1046 | chip->nb_streams_capt = 2; /* 2 mono streams (left+right) */ |
| 1047 | else |
| 1048 | chip->nb_streams_capt = 1; /* or 1 stereo stream */ |
| 1049 | } |
| 1050 | |
| 1051 | if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { |
| 1052 | pcxhr_chip_free(chip); |
| 1053 | return err; |
| 1054 | } |
| 1055 | |
| 1056 | snd_card_set_dev(card, &mgr->pci->dev); |
| 1057 | |
| 1058 | return 0; |
| 1059 | } |
| 1060 | |
| 1061 | /* proc interface */ |
| 1062 | static void pcxhr_proc_info(struct snd_info_entry *entry, struct snd_info_buffer *buffer) |
| 1063 | { |
| 1064 | struct snd_pcxhr *chip = entry->private_data; |
| 1065 | struct pcxhr_mgr *mgr = chip->mgr; |
| 1066 | |
| 1067 | snd_iprintf(buffer, "\n%s\n", mgr->longname); |
| 1068 | |
| 1069 | /* stats available when embedded DSP is running */ |
| 1070 | if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { |
| 1071 | struct pcxhr_rmh rmh; |
| 1072 | short ver_maj = (mgr->dsp_version >> 16) & 0xff; |
| 1073 | short ver_min = (mgr->dsp_version >> 8) & 0xff; |
| 1074 | short ver_build = mgr->dsp_version & 0xff; |
| 1075 | snd_iprintf(buffer, "module version %s\n", PCXHR_DRIVER_VERSION_STRING); |
| 1076 | snd_iprintf(buffer, "dsp version %d.%d.%d\n", ver_maj, ver_min, ver_build); |
| 1077 | if (mgr->board_has_analog) |
| 1078 | snd_iprintf(buffer, "analog io available\n"); |
| 1079 | else |
| 1080 | snd_iprintf(buffer, "digital only board\n"); |
| 1081 | |
| 1082 | /* calc cpu load of the dsp */ |
| 1083 | pcxhr_init_rmh(&rmh, CMD_GET_DSP_RESOURCES); |
| 1084 | if( ! pcxhr_send_msg(mgr, &rmh) ) { |
| 1085 | int cur = rmh.stat[0]; |
| 1086 | int ref = rmh.stat[1]; |
| 1087 | if (ref > 0) { |
| 1088 | if (mgr->sample_rate_real != 0 && |
| 1089 | mgr->sample_rate_real != 48000) { |
| 1090 | ref = (ref * 48000) / mgr->sample_rate_real; |
| 1091 | if (mgr->sample_rate_real >= PCXHR_IRQ_TIMER_FREQ) |
| 1092 | ref *= 2; |
| 1093 | } |
| 1094 | cur = 100 - (100 * cur) / ref; |
| 1095 | snd_iprintf(buffer, "cpu load %d%%\n", cur); |
| 1096 | snd_iprintf(buffer, "buffer pool %d/%d kWords\n", |
| 1097 | rmh.stat[2], rmh.stat[3]); |
| 1098 | } |
| 1099 | } |
| 1100 | snd_iprintf(buffer, "dma granularity : %d\n", PCXHR_GRANULARITY); |
| 1101 | snd_iprintf(buffer, "dsp time errors : %d\n", mgr->dsp_time_err); |
| 1102 | snd_iprintf(buffer, "dsp async pipe xrun errors : %d\n", |
| 1103 | mgr->async_err_pipe_xrun); |
| 1104 | snd_iprintf(buffer, "dsp async stream xrun errors : %d\n", |
| 1105 | mgr->async_err_stream_xrun); |
| 1106 | snd_iprintf(buffer, "dsp async last other error : %x\n", |
| 1107 | mgr->async_err_other_last); |
| 1108 | /* debug zone dsp */ |
| 1109 | rmh.cmd[0] = 0x4200 + PCXHR_SIZE_MAX_STATUS; |
| 1110 | rmh.cmd_len = 1; |
| 1111 | rmh.stat_len = PCXHR_SIZE_MAX_STATUS; |
| 1112 | rmh.dsp_stat = 0; |
| 1113 | rmh.cmd_idx = CMD_LAST_INDEX; |
| 1114 | if( ! pcxhr_send_msg(mgr, &rmh) ) { |
| 1115 | int i; |
| 1116 | for (i = 0; i < rmh.stat_len; i++) |
| 1117 | snd_iprintf(buffer, "debug[%02d] = %06x\n", i, rmh.stat[i]); |
| 1118 | } |
| 1119 | } else |
| 1120 | snd_iprintf(buffer, "no firmware loaded\n"); |
| 1121 | snd_iprintf(buffer, "\n"); |
| 1122 | } |
| 1123 | static void pcxhr_proc_sync(struct snd_info_entry *entry, struct snd_info_buffer *buffer) |
| 1124 | { |
| 1125 | struct snd_pcxhr *chip = entry->private_data; |
| 1126 | struct pcxhr_mgr *mgr = chip->mgr; |
| 1127 | static char *texts[7] = { |
| 1128 | "Internal", "Word", "AES Sync", "AES 1", "AES 2", "AES 3", "AES 4" |
| 1129 | }; |
| 1130 | |
| 1131 | snd_iprintf(buffer, "\n%s\n", mgr->longname); |
| 1132 | snd_iprintf(buffer, "Current Sample Clock\t: %s\n", texts[mgr->cur_clock_type]); |
| 1133 | snd_iprintf(buffer, "Current Sample Rate\t= %d\n", mgr->sample_rate_real); |
| 1134 | |
| 1135 | /* commands available when embedded DSP is running */ |
| 1136 | if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { |
| 1137 | int i, err, sample_rate; |
| 1138 | for (i = PCXHR_CLOCK_TYPE_WORD_CLOCK; i< (3 + mgr->capture_chips); i++) { |
| 1139 | err = pcxhr_get_external_clock(mgr, i, &sample_rate); |
| 1140 | if (err) |
| 1141 | break; |
| 1142 | snd_iprintf(buffer, "%s Clock\t\t= %d\n", texts[i], sample_rate); |
| 1143 | } |
| 1144 | } else |
| 1145 | snd_iprintf(buffer, "no firmware loaded\n"); |
| 1146 | snd_iprintf(buffer, "\n"); |
| 1147 | } |
| 1148 | |
| 1149 | static void __devinit pcxhr_proc_init(struct snd_pcxhr *chip) |
| 1150 | { |
| 1151 | struct snd_info_entry *entry; |
| 1152 | |
| 1153 | if (! snd_card_proc_new(chip->card, "info", &entry)) |
| 1154 | snd_info_set_text_ops(entry, chip, 1024, pcxhr_proc_info); |
| 1155 | if (! snd_card_proc_new(chip->card, "sync", &entry)) |
| 1156 | snd_info_set_text_ops(entry, chip, 1024, pcxhr_proc_sync); |
| 1157 | } |
| 1158 | /* end of proc interface */ |
| 1159 | |
| 1160 | /* |
| 1161 | * release all the cards assigned to a manager instance |
| 1162 | */ |
| 1163 | static int pcxhr_free(struct pcxhr_mgr *mgr) |
| 1164 | { |
| 1165 | unsigned int i; |
| 1166 | |
| 1167 | for (i = 0; i < mgr->num_cards; i++) { |
| 1168 | if (mgr->chip[i]) |
| 1169 | snd_card_free(mgr->chip[i]->card); |
| 1170 | } |
| 1171 | |
| 1172 | /* reset board if some firmware was loaded */ |
| 1173 | if(mgr->dsp_loaded) { |
| 1174 | pcxhr_reset_board(mgr); |
| 1175 | snd_printdd("reset pcxhr !\n"); |
| 1176 | } |
| 1177 | |
| 1178 | /* release irq */ |
| 1179 | if (mgr->irq >= 0) |
| 1180 | free_irq(mgr->irq, mgr); |
| 1181 | |
| 1182 | pci_release_regions(mgr->pci); |
| 1183 | |
| 1184 | /* free hostport purgebuffer */ |
| 1185 | if (mgr->hostport.area) { |
| 1186 | snd_dma_free_pages(&mgr->hostport); |
| 1187 | mgr->hostport.area = NULL; |
| 1188 | } |
| 1189 | |
| 1190 | kfree(mgr->prmh); |
| 1191 | |
| 1192 | pci_disable_device(mgr->pci); |
| 1193 | kfree(mgr); |
| 1194 | return 0; |
| 1195 | } |
| 1196 | |
| 1197 | /* |
| 1198 | * probe function - creates the card manager |
| 1199 | */ |
| 1200 | static int __devinit pcxhr_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) |
| 1201 | { |
| 1202 | static int dev; |
| 1203 | struct pcxhr_mgr *mgr; |
| 1204 | unsigned int i; |
| 1205 | int err; |
| 1206 | size_t size; |
| 1207 | char *card_name; |
| 1208 | |
| 1209 | if (dev >= SNDRV_CARDS) |
| 1210 | return -ENODEV; |
| 1211 | if (! enable[dev]) { |
| 1212 | dev++; |
| 1213 | return -ENOENT; |
| 1214 | } |
| 1215 | |
| 1216 | /* enable PCI device */ |
| 1217 | if ((err = pci_enable_device(pci)) < 0) |
| 1218 | return err; |
| 1219 | pci_set_master(pci); |
| 1220 | |
| 1221 | /* check if we can restrict PCI DMA transfers to 32 bits */ |
Tobias Klauser | 9d2f928 | 2006-03-22 10:53:19 +0100 | [diff] [blame] | 1222 | if (pci_set_dma_mask(pci, DMA_32BIT_MASK) < 0) { |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 1223 | snd_printk(KERN_ERR "architecture does not support 32bit PCI busmaster DMA\n"); |
| 1224 | pci_disable_device(pci); |
| 1225 | return -ENXIO; |
| 1226 | } |
| 1227 | |
| 1228 | /* alloc card manager */ |
| 1229 | mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); |
| 1230 | if (! mgr) { |
| 1231 | pci_disable_device(pci); |
| 1232 | return -ENOMEM; |
| 1233 | } |
| 1234 | |
| 1235 | snd_assert(pci_id->driver_data < PCI_ID_LAST, return -ENODEV); |
| 1236 | card_name = pcxhr_board_params[pci_id->driver_data].board_name; |
| 1237 | mgr->playback_chips = pcxhr_board_params[pci_id->driver_data].playback_chips; |
| 1238 | mgr->capture_chips = pcxhr_board_params[pci_id->driver_data].capture_chips; |
| 1239 | mgr->firmware_num = pcxhr_board_params[pci_id->driver_data].firmware_num; |
| 1240 | mgr->mono_capture = mono[dev]; |
| 1241 | |
| 1242 | /* resource assignment */ |
| 1243 | if ((err = pci_request_regions(pci, card_name)) < 0) { |
| 1244 | kfree(mgr); |
| 1245 | pci_disable_device(pci); |
| 1246 | return err; |
| 1247 | } |
| 1248 | for (i = 0; i < 3; i++) |
| 1249 | mgr->port[i] = pci_resource_start(pci, i); |
| 1250 | |
| 1251 | mgr->pci = pci; |
| 1252 | mgr->irq = -1; |
| 1253 | |
| 1254 | if (request_irq(pci->irq, pcxhr_interrupt, SA_INTERRUPT|SA_SHIRQ, |
| 1255 | card_name, mgr)) { |
| 1256 | snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); |
| 1257 | pcxhr_free(mgr); |
| 1258 | return -EBUSY; |
| 1259 | } |
| 1260 | mgr->irq = pci->irq; |
| 1261 | |
| 1262 | sprintf(mgr->shortname, "Digigram %s", card_name); |
| 1263 | sprintf(mgr->longname, "%s at 0x%lx & 0x%lx, 0x%lx irq %i", mgr->shortname, |
| 1264 | mgr->port[0], mgr->port[1], mgr->port[2], mgr->irq); |
| 1265 | |
| 1266 | /* ISR spinlock */ |
| 1267 | spin_lock_init(&mgr->lock); |
| 1268 | spin_lock_init(&mgr->msg_lock); |
| 1269 | |
| 1270 | /* init setup mutex*/ |
Ingo Molnar | 62932df | 2006-01-16 16:34:20 +0100 | [diff] [blame] | 1271 | mutex_init(&mgr->setup_mutex); |
Markus Bollinger | e12229b | 2005-12-06 13:55:26 +0100 | [diff] [blame] | 1272 | |
| 1273 | /* init taslket */ |
| 1274 | tasklet_init(&mgr->msg_taskq, pcxhr_msg_tasklet, (unsigned long) mgr); |
| 1275 | tasklet_init(&mgr->trigger_taskq, pcxhr_trigger_tasklet, (unsigned long) mgr); |
| 1276 | mgr->prmh = kmalloc(sizeof(*mgr->prmh) + |
| 1277 | sizeof(u32) * (PCXHR_SIZE_MAX_LONG_STATUS - PCXHR_SIZE_MAX_STATUS), |
| 1278 | GFP_KERNEL); |
| 1279 | if (! mgr->prmh) { |
| 1280 | pcxhr_free(mgr); |
| 1281 | return -ENOMEM; |
| 1282 | } |
| 1283 | |
| 1284 | for (i=0; i < PCXHR_MAX_CARDS; i++) { |
| 1285 | struct snd_card *card; |
| 1286 | char tmpid[16]; |
| 1287 | int idx; |
| 1288 | |
| 1289 | if (i >= max(mgr->playback_chips, mgr->capture_chips)) |
| 1290 | break; |
| 1291 | mgr->num_cards++; |
| 1292 | |
| 1293 | if (index[dev] < 0) |
| 1294 | idx = index[dev]; |
| 1295 | else |
| 1296 | idx = index[dev] + i; |
| 1297 | |
| 1298 | snprintf(tmpid, sizeof(tmpid), "%s-%d", id[dev] ? id[dev] : card_name, i); |
| 1299 | card = snd_card_new(idx, tmpid, THIS_MODULE, 0); |
| 1300 | |
| 1301 | if (! card) { |
| 1302 | snd_printk(KERN_ERR "cannot allocate the card %d\n", i); |
| 1303 | pcxhr_free(mgr); |
| 1304 | return -ENOMEM; |
| 1305 | } |
| 1306 | |
| 1307 | strcpy(card->driver, DRIVER_NAME); |
| 1308 | sprintf(card->shortname, "%s [PCM #%d]", mgr->shortname, i); |
| 1309 | sprintf(card->longname, "%s [PCM #%d]", mgr->longname, i); |
| 1310 | |
| 1311 | if ((err = pcxhr_create(mgr, card, i)) < 0) { |
| 1312 | pcxhr_free(mgr); |
| 1313 | return err; |
| 1314 | } |
| 1315 | |
| 1316 | if (i == 0) |
| 1317 | /* init proc interface only for chip0 */ |
| 1318 | pcxhr_proc_init(mgr->chip[i]); |
| 1319 | |
| 1320 | if ((err = snd_card_register(card)) < 0) { |
| 1321 | pcxhr_free(mgr); |
| 1322 | return err; |
| 1323 | } |
| 1324 | } |
| 1325 | |
| 1326 | /* create hostport purgebuffer */ |
| 1327 | size = PAGE_ALIGN(sizeof(struct pcxhr_hostport)); |
| 1328 | if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci), |
| 1329 | size, &mgr->hostport) < 0) { |
| 1330 | pcxhr_free(mgr); |
| 1331 | return -ENOMEM; |
| 1332 | } |
| 1333 | /* init purgebuffer */ |
| 1334 | memset(mgr->hostport.area, 0, size); |
| 1335 | |
| 1336 | /* create a DSP loader */ |
| 1337 | err = pcxhr_setup_firmware(mgr); |
| 1338 | if (err < 0) { |
| 1339 | pcxhr_free(mgr); |
| 1340 | return err; |
| 1341 | } |
| 1342 | |
| 1343 | pci_set_drvdata(pci, mgr); |
| 1344 | dev++; |
| 1345 | return 0; |
| 1346 | } |
| 1347 | |
| 1348 | static void __devexit pcxhr_remove(struct pci_dev *pci) |
| 1349 | { |
| 1350 | pcxhr_free(pci_get_drvdata(pci)); |
| 1351 | pci_set_drvdata(pci, NULL); |
| 1352 | } |
| 1353 | |
| 1354 | static struct pci_driver driver = { |
| 1355 | .name = "Digigram pcxhr", |
| 1356 | .id_table = pcxhr_ids, |
| 1357 | .probe = pcxhr_probe, |
| 1358 | .remove = __devexit_p(pcxhr_remove), |
| 1359 | }; |
| 1360 | |
| 1361 | static int __init pcxhr_module_init(void) |
| 1362 | { |
| 1363 | return pci_register_driver(&driver); |
| 1364 | } |
| 1365 | |
| 1366 | static void __exit pcxhr_module_exit(void) |
| 1367 | { |
| 1368 | pci_unregister_driver(&driver); |
| 1369 | } |
| 1370 | |
| 1371 | module_init(pcxhr_module_init) |
| 1372 | module_exit(pcxhr_module_exit) |