balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 1 | /* |
| 2 | * QEMU ESD audio driver |
| 3 | * |
| 4 | * Copyright (c) 2006 Frederick Reeve (brushed up by malc) |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | #include <esd.h> |
| 25 | #include "qemu-common.h" |
| 26 | #include "audio.h" |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 27 | |
| 28 | #define AUDIO_CAP "esd" |
| 29 | #include "audio_int.h" |
| 30 | #include "audio_pt_int.h" |
| 31 | |
| 32 | typedef struct { |
| 33 | HWVoiceOut hw; |
| 34 | int done; |
| 35 | int live; |
| 36 | int decr; |
| 37 | int rpos; |
| 38 | void *pcm_buf; |
| 39 | int fd; |
| 40 | struct audio_pt pt; |
| 41 | } ESDVoiceOut; |
| 42 | |
| 43 | typedef struct { |
| 44 | HWVoiceIn hw; |
| 45 | int done; |
| 46 | int dead; |
| 47 | int incr; |
| 48 | int wpos; |
| 49 | void *pcm_buf; |
| 50 | int fd; |
| 51 | struct audio_pt pt; |
| 52 | } ESDVoiceIn; |
| 53 | |
| 54 | static struct { |
| 55 | int samples; |
| 56 | int divisor; |
| 57 | char *dac_host; |
| 58 | char *adc_host; |
| 59 | } conf = { |
Juan Quintela | 1a40d5e | 2009-08-11 02:31:17 +0200 | [diff] [blame] | 60 | .samples = 1024, |
| 61 | .divisor = 2, |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 62 | }; |
| 63 | |
| 64 | static void GCC_FMT_ATTR (2, 3) qesd_logerr (int err, const char *fmt, ...) |
| 65 | { |
| 66 | va_list ap; |
| 67 | |
| 68 | va_start (ap, fmt); |
| 69 | AUD_vlog (AUDIO_CAP, fmt, ap); |
| 70 | va_end (ap); |
| 71 | |
| 72 | AUD_log (AUDIO_CAP, "Reason: %s\n", strerror (err)); |
| 73 | } |
| 74 | |
| 75 | /* playback */ |
| 76 | static void *qesd_thread_out (void *arg) |
| 77 | { |
| 78 | ESDVoiceOut *esd = arg; |
| 79 | HWVoiceOut *hw = &esd->hw; |
| 80 | int threshold; |
| 81 | |
| 82 | threshold = conf.divisor ? hw->samples / conf.divisor : 0; |
| 83 | |
balrog | deb9d2e | 2008-05-02 02:24:55 +0000 | [diff] [blame] | 84 | if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) { |
| 85 | return NULL; |
| 86 | } |
| 87 | |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 88 | for (;;) { |
| 89 | int decr, to_mix, rpos; |
| 90 | |
| 91 | for (;;) { |
| 92 | if (esd->done) { |
| 93 | goto exit; |
| 94 | } |
| 95 | |
| 96 | if (esd->live > threshold) { |
| 97 | break; |
| 98 | } |
| 99 | |
| 100 | if (audio_pt_wait (&esd->pt, AUDIO_FUNC)) { |
| 101 | goto exit; |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | decr = to_mix = esd->live; |
| 106 | rpos = hw->rpos; |
| 107 | |
| 108 | if (audio_pt_unlock (&esd->pt, AUDIO_FUNC)) { |
| 109 | return NULL; |
| 110 | } |
| 111 | |
| 112 | while (to_mix) { |
| 113 | ssize_t written; |
| 114 | int chunk = audio_MIN (to_mix, hw->samples - rpos); |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 115 | struct st_sample *src = hw->mix_buf + rpos; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 116 | |
| 117 | hw->clip (esd->pcm_buf, src, chunk); |
| 118 | |
| 119 | again: |
| 120 | written = write (esd->fd, esd->pcm_buf, chunk << hw->info.shift); |
| 121 | if (written == -1) { |
| 122 | if (errno == EINTR || errno == EAGAIN) { |
| 123 | goto again; |
| 124 | } |
| 125 | qesd_logerr (errno, "write failed\n"); |
| 126 | return NULL; |
| 127 | } |
| 128 | |
| 129 | if (written != chunk << hw->info.shift) { |
| 130 | int wsamples = written >> hw->info.shift; |
| 131 | int wbytes = wsamples << hw->info.shift; |
| 132 | if (wbytes != written) { |
Kirill A. Shutemov | f9c7b77 | 2009-09-02 18:18:04 +0300 | [diff] [blame] | 133 | dolog ("warning: Misaligned write %d (requested %zd), " |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 134 | "alignment %d\n", |
| 135 | wbytes, written, hw->info.align + 1); |
| 136 | } |
| 137 | to_mix -= wsamples; |
| 138 | rpos = (rpos + wsamples) % hw->samples; |
| 139 | break; |
| 140 | } |
| 141 | |
| 142 | rpos = (rpos + chunk) % hw->samples; |
| 143 | to_mix -= chunk; |
| 144 | } |
| 145 | |
| 146 | if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) { |
| 147 | return NULL; |
| 148 | } |
| 149 | |
| 150 | esd->rpos = rpos; |
| 151 | esd->live -= decr; |
| 152 | esd->decr += decr; |
| 153 | } |
| 154 | |
| 155 | exit: |
| 156 | audio_pt_unlock (&esd->pt, AUDIO_FUNC); |
| 157 | return NULL; |
| 158 | } |
| 159 | |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 160 | static int qesd_run_out (HWVoiceOut *hw, int live) |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 161 | { |
malc | bdff253 | 2009-09-18 11:37:39 +0400 | [diff] [blame] | 162 | int decr; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 163 | ESDVoiceOut *esd = (ESDVoiceOut *) hw; |
| 164 | |
| 165 | if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) { |
| 166 | return 0; |
| 167 | } |
| 168 | |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 169 | decr = audio_MIN (live, esd->decr); |
| 170 | esd->decr -= decr; |
| 171 | esd->live = live - decr; |
| 172 | hw->rpos = esd->rpos; |
| 173 | if (esd->live > 0) { |
| 174 | audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC); |
| 175 | } |
| 176 | else { |
| 177 | audio_pt_unlock (&esd->pt, AUDIO_FUNC); |
| 178 | } |
| 179 | return decr; |
| 180 | } |
| 181 | |
| 182 | static int qesd_write (SWVoiceOut *sw, void *buf, int len) |
| 183 | { |
| 184 | return audio_pcm_sw_write (sw, buf, len); |
| 185 | } |
| 186 | |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 187 | static int qesd_init_out (HWVoiceOut *hw, struct audsettings *as) |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 188 | { |
| 189 | ESDVoiceOut *esd = (ESDVoiceOut *) hw; |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 190 | struct audsettings obt_as = *as; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 191 | int esdfmt = ESD_STREAM | ESD_PLAY; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 192 | |
| 193 | esdfmt |= (as->nchannels == 2) ? ESD_STEREO : ESD_MONO; |
| 194 | switch (as->fmt) { |
| 195 | case AUD_FMT_S8: |
| 196 | case AUD_FMT_U8: |
| 197 | esdfmt |= ESD_BITS8; |
| 198 | obt_as.fmt = AUD_FMT_U8; |
| 199 | break; |
| 200 | |
| 201 | case AUD_FMT_S32: |
| 202 | case AUD_FMT_U32: |
| 203 | dolog ("Will use 16 instead of 32 bit samples\n"); |
Stefan Weil | b4bd0b1 | 2012-02-25 14:46:55 +0100 | [diff] [blame] | 204 | /* fall through */ |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 205 | case AUD_FMT_S16: |
| 206 | case AUD_FMT_U16: |
| 207 | deffmt: |
| 208 | esdfmt |= ESD_BITS16; |
| 209 | obt_as.fmt = AUD_FMT_S16; |
| 210 | break; |
| 211 | |
| 212 | default: |
| 213 | dolog ("Internal logic error: Bad audio format %d\n", as->fmt); |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 214 | goto deffmt; |
| 215 | |
| 216 | } |
balrog | deb9d2e | 2008-05-02 02:24:55 +0000 | [diff] [blame] | 217 | obt_as.endianness = AUDIO_HOST_ENDIANNESS; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 218 | |
| 219 | audio_pcm_init_info (&hw->info, &obt_as); |
| 220 | |
| 221 | hw->samples = conf.samples; |
| 222 | esd->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift); |
| 223 | if (!esd->pcm_buf) { |
| 224 | dolog ("Could not allocate buffer (%d bytes)\n", |
| 225 | hw->samples << hw->info.shift); |
| 226 | return -1; |
| 227 | } |
| 228 | |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 229 | esd->fd = esd_play_stream (esdfmt, as->freq, conf.dac_host, NULL); |
| 230 | if (esd->fd < 0) { |
| 231 | qesd_logerr (errno, "esd_play_stream failed\n"); |
malc | 4b7c041 | 2010-08-06 13:08:46 +0400 | [diff] [blame] | 232 | goto fail1; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | if (audio_pt_init (&esd->pt, qesd_thread_out, esd, AUDIO_CAP, AUDIO_FUNC)) { |
malc | 4b7c041 | 2010-08-06 13:08:46 +0400 | [diff] [blame] | 236 | goto fail2; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 237 | } |
| 238 | |
| 239 | return 0; |
| 240 | |
malc | 4b7c041 | 2010-08-06 13:08:46 +0400 | [diff] [blame] | 241 | fail2: |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 242 | if (close (esd->fd)) { |
| 243 | qesd_logerr (errno, "%s: close on esd socket(%d) failed\n", |
| 244 | AUDIO_FUNC, esd->fd); |
| 245 | } |
| 246 | esd->fd = -1; |
| 247 | |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 248 | fail1: |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 249 | g_free (esd->pcm_buf); |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 250 | esd->pcm_buf = NULL; |
| 251 | return -1; |
| 252 | } |
| 253 | |
| 254 | static void qesd_fini_out (HWVoiceOut *hw) |
| 255 | { |
| 256 | void *ret; |
| 257 | ESDVoiceOut *esd = (ESDVoiceOut *) hw; |
| 258 | |
| 259 | audio_pt_lock (&esd->pt, AUDIO_FUNC); |
| 260 | esd->done = 1; |
| 261 | audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC); |
| 262 | audio_pt_join (&esd->pt, &ret, AUDIO_FUNC); |
| 263 | |
| 264 | if (esd->fd >= 0) { |
| 265 | if (close (esd->fd)) { |
| 266 | qesd_logerr (errno, "failed to close esd socket\n"); |
| 267 | } |
| 268 | esd->fd = -1; |
| 269 | } |
| 270 | |
| 271 | audio_pt_fini (&esd->pt, AUDIO_FUNC); |
| 272 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 273 | g_free (esd->pcm_buf); |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 274 | esd->pcm_buf = NULL; |
| 275 | } |
| 276 | |
| 277 | static int qesd_ctl_out (HWVoiceOut *hw, int cmd, ...) |
| 278 | { |
| 279 | (void) hw; |
| 280 | (void) cmd; |
| 281 | return 0; |
| 282 | } |
| 283 | |
| 284 | /* capture */ |
| 285 | static void *qesd_thread_in (void *arg) |
| 286 | { |
| 287 | ESDVoiceIn *esd = arg; |
| 288 | HWVoiceIn *hw = &esd->hw; |
| 289 | int threshold; |
| 290 | |
| 291 | threshold = conf.divisor ? hw->samples / conf.divisor : 0; |
| 292 | |
balrog | deb9d2e | 2008-05-02 02:24:55 +0000 | [diff] [blame] | 293 | if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) { |
| 294 | return NULL; |
| 295 | } |
| 296 | |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 297 | for (;;) { |
| 298 | int incr, to_grab, wpos; |
| 299 | |
| 300 | for (;;) { |
| 301 | if (esd->done) { |
| 302 | goto exit; |
| 303 | } |
| 304 | |
| 305 | if (esd->dead > threshold) { |
| 306 | break; |
| 307 | } |
| 308 | |
| 309 | if (audio_pt_wait (&esd->pt, AUDIO_FUNC)) { |
| 310 | goto exit; |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | incr = to_grab = esd->dead; |
| 315 | wpos = hw->wpos; |
| 316 | |
| 317 | if (audio_pt_unlock (&esd->pt, AUDIO_FUNC)) { |
| 318 | return NULL; |
| 319 | } |
| 320 | |
| 321 | while (to_grab) { |
| 322 | ssize_t nread; |
| 323 | int chunk = audio_MIN (to_grab, hw->samples - wpos); |
| 324 | void *buf = advance (esd->pcm_buf, wpos); |
| 325 | |
| 326 | again: |
| 327 | nread = read (esd->fd, buf, chunk << hw->info.shift); |
| 328 | if (nread == -1) { |
| 329 | if (errno == EINTR || errno == EAGAIN) { |
| 330 | goto again; |
| 331 | } |
| 332 | qesd_logerr (errno, "read failed\n"); |
| 333 | return NULL; |
| 334 | } |
| 335 | |
| 336 | if (nread != chunk << hw->info.shift) { |
| 337 | int rsamples = nread >> hw->info.shift; |
| 338 | int rbytes = rsamples << hw->info.shift; |
| 339 | if (rbytes != nread) { |
Kirill A. Shutemov | f9c7b77 | 2009-09-02 18:18:04 +0300 | [diff] [blame] | 340 | dolog ("warning: Misaligned write %d (requested %zd), " |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 341 | "alignment %d\n", |
| 342 | rbytes, nread, hw->info.align + 1); |
| 343 | } |
| 344 | to_grab -= rsamples; |
| 345 | wpos = (wpos + rsamples) % hw->samples; |
| 346 | break; |
| 347 | } |
| 348 | |
Michael Walle | 00e0767 | 2011-01-05 01:05:47 +0100 | [diff] [blame] | 349 | hw->conv (hw->conv_buf + wpos, buf, nread >> hw->info.shift); |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 350 | wpos = (wpos + chunk) % hw->samples; |
| 351 | to_grab -= chunk; |
| 352 | } |
| 353 | |
| 354 | if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) { |
| 355 | return NULL; |
| 356 | } |
| 357 | |
| 358 | esd->wpos = wpos; |
| 359 | esd->dead -= incr; |
| 360 | esd->incr += incr; |
| 361 | } |
| 362 | |
| 363 | exit: |
| 364 | audio_pt_unlock (&esd->pt, AUDIO_FUNC); |
| 365 | return NULL; |
| 366 | } |
| 367 | |
| 368 | static int qesd_run_in (HWVoiceIn *hw) |
| 369 | { |
| 370 | int live, incr, dead; |
| 371 | ESDVoiceIn *esd = (ESDVoiceIn *) hw; |
| 372 | |
| 373 | if (audio_pt_lock (&esd->pt, AUDIO_FUNC)) { |
| 374 | return 0; |
| 375 | } |
| 376 | |
| 377 | live = audio_pcm_hw_get_live_in (hw); |
| 378 | dead = hw->samples - live; |
| 379 | incr = audio_MIN (dead, esd->incr); |
| 380 | esd->incr -= incr; |
| 381 | esd->dead = dead - incr; |
| 382 | hw->wpos = esd->wpos; |
| 383 | if (esd->dead > 0) { |
| 384 | audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC); |
| 385 | } |
| 386 | else { |
| 387 | audio_pt_unlock (&esd->pt, AUDIO_FUNC); |
| 388 | } |
| 389 | return incr; |
| 390 | } |
| 391 | |
| 392 | static int qesd_read (SWVoiceIn *sw, void *buf, int len) |
| 393 | { |
| 394 | return audio_pcm_sw_read (sw, buf, len); |
| 395 | } |
| 396 | |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 397 | static int qesd_init_in (HWVoiceIn *hw, struct audsettings *as) |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 398 | { |
| 399 | ESDVoiceIn *esd = (ESDVoiceIn *) hw; |
malc | 1ea879e | 2008-12-03 22:48:44 +0000 | [diff] [blame] | 400 | struct audsettings obt_as = *as; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 401 | int esdfmt = ESD_STREAM | ESD_RECORD; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 402 | |
| 403 | esdfmt |= (as->nchannels == 2) ? ESD_STEREO : ESD_MONO; |
| 404 | switch (as->fmt) { |
| 405 | case AUD_FMT_S8: |
| 406 | case AUD_FMT_U8: |
| 407 | esdfmt |= ESD_BITS8; |
| 408 | obt_as.fmt = AUD_FMT_U8; |
| 409 | break; |
| 410 | |
| 411 | case AUD_FMT_S16: |
| 412 | case AUD_FMT_U16: |
| 413 | esdfmt |= ESD_BITS16; |
| 414 | obt_as.fmt = AUD_FMT_S16; |
| 415 | break; |
| 416 | |
| 417 | case AUD_FMT_S32: |
| 418 | case AUD_FMT_U32: |
| 419 | dolog ("Will use 16 instead of 32 bit samples\n"); |
| 420 | esdfmt |= ESD_BITS16; |
| 421 | obt_as.fmt = AUD_FMT_S16; |
| 422 | break; |
| 423 | } |
balrog | deb9d2e | 2008-05-02 02:24:55 +0000 | [diff] [blame] | 424 | obt_as.endianness = AUDIO_HOST_ENDIANNESS; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 425 | |
| 426 | audio_pcm_init_info (&hw->info, &obt_as); |
| 427 | |
| 428 | hw->samples = conf.samples; |
| 429 | esd->pcm_buf = audio_calloc (AUDIO_FUNC, hw->samples, 1 << hw->info.shift); |
| 430 | if (!esd->pcm_buf) { |
| 431 | dolog ("Could not allocate buffer (%d bytes)\n", |
| 432 | hw->samples << hw->info.shift); |
| 433 | return -1; |
| 434 | } |
| 435 | |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 436 | esd->fd = esd_record_stream (esdfmt, as->freq, conf.adc_host, NULL); |
| 437 | if (esd->fd < 0) { |
| 438 | qesd_logerr (errno, "esd_record_stream failed\n"); |
malc | 4b7c041 | 2010-08-06 13:08:46 +0400 | [diff] [blame] | 439 | goto fail1; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 440 | } |
| 441 | |
| 442 | if (audio_pt_init (&esd->pt, qesd_thread_in, esd, AUDIO_CAP, AUDIO_FUNC)) { |
malc | 4b7c041 | 2010-08-06 13:08:46 +0400 | [diff] [blame] | 443 | goto fail2; |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 444 | } |
| 445 | |
| 446 | return 0; |
| 447 | |
malc | 4b7c041 | 2010-08-06 13:08:46 +0400 | [diff] [blame] | 448 | fail2: |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 449 | if (close (esd->fd)) { |
| 450 | qesd_logerr (errno, "%s: close on esd socket(%d) failed\n", |
| 451 | AUDIO_FUNC, esd->fd); |
| 452 | } |
| 453 | esd->fd = -1; |
| 454 | |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 455 | fail1: |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 456 | g_free (esd->pcm_buf); |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 457 | esd->pcm_buf = NULL; |
| 458 | return -1; |
| 459 | } |
| 460 | |
| 461 | static void qesd_fini_in (HWVoiceIn *hw) |
| 462 | { |
| 463 | void *ret; |
| 464 | ESDVoiceIn *esd = (ESDVoiceIn *) hw; |
| 465 | |
| 466 | audio_pt_lock (&esd->pt, AUDIO_FUNC); |
| 467 | esd->done = 1; |
| 468 | audio_pt_unlock_and_signal (&esd->pt, AUDIO_FUNC); |
| 469 | audio_pt_join (&esd->pt, &ret, AUDIO_FUNC); |
| 470 | |
| 471 | if (esd->fd >= 0) { |
| 472 | if (close (esd->fd)) { |
| 473 | qesd_logerr (errno, "failed to close esd socket\n"); |
| 474 | } |
| 475 | esd->fd = -1; |
| 476 | } |
| 477 | |
| 478 | audio_pt_fini (&esd->pt, AUDIO_FUNC); |
| 479 | |
Anthony Liguori | 7267c09 | 2011-08-20 22:09:37 -0500 | [diff] [blame] | 480 | g_free (esd->pcm_buf); |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 481 | esd->pcm_buf = NULL; |
| 482 | } |
| 483 | |
| 484 | static int qesd_ctl_in (HWVoiceIn *hw, int cmd, ...) |
| 485 | { |
| 486 | (void) hw; |
| 487 | (void) cmd; |
| 488 | return 0; |
| 489 | } |
| 490 | |
| 491 | /* common */ |
| 492 | static void *qesd_audio_init (void) |
| 493 | { |
| 494 | return &conf; |
| 495 | } |
| 496 | |
| 497 | static void qesd_audio_fini (void *opaque) |
| 498 | { |
| 499 | (void) opaque; |
| 500 | ldebug ("esd_fini"); |
| 501 | } |
| 502 | |
| 503 | struct audio_option qesd_options[] = { |
malc | 98f9f48 | 2009-08-11 20:48:02 +0400 | [diff] [blame] | 504 | { |
| 505 | .name = "SAMPLES", |
| 506 | .tag = AUD_OPT_INT, |
| 507 | .valp = &conf.samples, |
| 508 | .descr = "buffer size in samples" |
| 509 | }, |
| 510 | { |
| 511 | .name = "DIVISOR", |
| 512 | .tag = AUD_OPT_INT, |
| 513 | .valp = &conf.divisor, |
| 514 | .descr = "threshold divisor" |
| 515 | }, |
| 516 | { |
| 517 | .name = "DAC_HOST", |
| 518 | .tag = AUD_OPT_STR, |
| 519 | .valp = &conf.dac_host, |
| 520 | .descr = "playback host" |
| 521 | }, |
| 522 | { |
| 523 | .name = "ADC_HOST", |
| 524 | .tag = AUD_OPT_STR, |
| 525 | .valp = &conf.adc_host, |
| 526 | .descr = "capture host" |
| 527 | }, |
Juan Quintela | 2700efa | 2009-08-11 02:31:16 +0200 | [diff] [blame] | 528 | { /* End of list */ } |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 529 | }; |
| 530 | |
blueswir1 | 35f4b58 | 2008-10-06 18:08:30 +0000 | [diff] [blame] | 531 | static struct audio_pcm_ops qesd_pcm_ops = { |
Juan Quintela | 1dd3e4d | 2009-08-11 02:31:15 +0200 | [diff] [blame] | 532 | .init_out = qesd_init_out, |
| 533 | .fini_out = qesd_fini_out, |
| 534 | .run_out = qesd_run_out, |
| 535 | .write = qesd_write, |
| 536 | .ctl_out = qesd_ctl_out, |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 537 | |
Juan Quintela | 1dd3e4d | 2009-08-11 02:31:15 +0200 | [diff] [blame] | 538 | .init_in = qesd_init_in, |
| 539 | .fini_in = qesd_fini_in, |
| 540 | .run_in = qesd_run_in, |
| 541 | .read = qesd_read, |
| 542 | .ctl_in = qesd_ctl_in, |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 543 | }; |
| 544 | |
| 545 | struct audio_driver esd_audio_driver = { |
Juan Quintela | bee37f3 | 2009-08-11 02:31:14 +0200 | [diff] [blame] | 546 | .name = "esd", |
| 547 | .descr = "http://en.wikipedia.org/wiki/Esound", |
| 548 | .options = qesd_options, |
| 549 | .init = qesd_audio_init, |
| 550 | .fini = qesd_audio_fini, |
| 551 | .pcm_ops = &qesd_pcm_ops, |
| 552 | .can_be_default = 0, |
| 553 | .max_voices_out = INT_MAX, |
| 554 | .max_voices_in = INT_MAX, |
| 555 | .voice_size_out = sizeof (ESDVoiceOut), |
| 556 | .voice_size_in = sizeof (ESDVoiceIn) |
balrog | ca9cc28 | 2008-01-14 04:24:29 +0000 | [diff] [blame] | 557 | }; |