| 1 | /* $NetBSD: auvitek_video.c,v 1.7 2016/04/23 10:15:31 skrll Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2010 Jared D. McNeill <jmcneill@invisible.ca> |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * Redistribution and use in source and binary forms, with or without |
| 8 | * modification, are permitted provided that the following conditions |
| 9 | * are met: |
| 10 | * 1. Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * 2. Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in the |
| 14 | * documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 17 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 18 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 19 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 26 | * POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | /* |
| 30 | * Auvitek AU0828 USB controller |
| 31 | */ |
| 32 | |
| 33 | #include <sys/cdefs.h> |
| 34 | __KERNEL_RCSID(0, "$NetBSD: auvitek_video.c,v 1.7 2016/04/23 10:15:31 skrll Exp $" ); |
| 35 | |
| 36 | #include <sys/param.h> |
| 37 | #include <sys/systm.h> |
| 38 | #include <sys/device.h> |
| 39 | #include <sys/conf.h> |
| 40 | #include <sys/kmem.h> |
| 41 | #include <sys/bus.h> |
| 42 | |
| 43 | #include <dev/usb/usb.h> |
| 44 | #include <dev/usb/usbdi.h> |
| 45 | #include <dev/usb/usbdivar.h> |
| 46 | #include <dev/usb/usbdi_util.h> |
| 47 | #include <dev/usb/usbdevs.h> |
| 48 | |
| 49 | #include <dev/video_if.h> |
| 50 | |
| 51 | #include <dev/usb/auvitekreg.h> |
| 52 | #include <dev/usb/auvitekvar.h> |
| 53 | |
| 54 | #define AUVITEK_FORMAT_DEFAULT 0 |
| 55 | #define AUVITEK_STANDARD_NTSC_M 0 |
| 56 | #define AUVITEK_TUNER_DEFAULT 0 |
| 57 | #define AUVITEK_AUDIO_TELEVISION 0 |
| 58 | #define AUVITEK_AUDIO_LINEIN 1 |
| 59 | #define AUVITEK_INPUT_COMPOSITE 0 |
| 60 | #define AUVITEK_INPUT_SVIDEO 1 |
| 61 | #define AUVITEK_INPUT_TELEVISION 2 |
| 62 | #define AUVITEK_INPUT_CABLE 3 |
| 63 | |
| 64 | static int auvitek_open(void *, int); |
| 65 | static void auvitek_close(void *); |
| 66 | static const char * auvitek_get_devname(void *); |
| 67 | static const char * auvitek_get_businfo(void *); |
| 68 | static int auvitek_enum_format(void *, uint32_t, |
| 69 | struct video_format *); |
| 70 | static int auvitek_get_format(void *, struct video_format *); |
| 71 | static int auvitek_set_format(void *, struct video_format *); |
| 72 | static int auvitek_try_format(void *, struct video_format *); |
| 73 | static int auvitek_enum_standard(void *, uint32_t, |
| 74 | enum video_standard *); |
| 75 | static int auvitek_get_standard(void *, enum video_standard *); |
| 76 | static int auvitek_set_standard(void *, enum video_standard); |
| 77 | static int auvitek_start_transfer(void *); |
| 78 | static int auvitek_stop_transfer(void *); |
| 79 | static int auvitek_get_tuner(void *, struct video_tuner *); |
| 80 | static int auvitek_set_tuner(void *, struct video_tuner *); |
| 81 | static int auvitek_enum_audio(void *, uint32_t, |
| 82 | struct video_audio *); |
| 83 | static int auvitek_get_audio(void *, struct video_audio *); |
| 84 | static int auvitek_set_audio(void *, struct video_audio *); |
| 85 | static int auvitek_enum_input(void *, uint32_t, |
| 86 | struct video_input *); |
| 87 | static int auvitek_get_input(void *, struct video_input *); |
| 88 | static int auvitek_set_input(void *, struct video_input *); |
| 89 | static int auvitek_get_frequency(void *, struct video_frequency *); |
| 90 | static int auvitek_set_frequency(void *, struct video_frequency *); |
| 91 | |
| 92 | static int auvitek_start_xfer(struct auvitek_softc *); |
| 93 | static int auvitek_stop_xfer(struct auvitek_softc *); |
| 94 | static int auvitek_isoc_start(struct auvitek_softc *); |
| 95 | static int auvitek_isoc_start1(struct auvitek_isoc *); |
| 96 | static void auvitek_isoc_intr(struct usbd_xfer *, void *, |
| 97 | usbd_status); |
| 98 | static int auvitek_isoc_process(struct auvitek_softc *, |
| 99 | uint8_t *, uint32_t); |
| 100 | static void auvitek_videobuf_weave(struct auvitek_softc *, |
| 101 | uint8_t *, uint32_t); |
| 102 | |
| 103 | static const struct video_hw_if auvitek_video_if = { |
| 104 | .open = auvitek_open, |
| 105 | .close = auvitek_close, |
| 106 | .get_devname = auvitek_get_devname, |
| 107 | .get_businfo = auvitek_get_businfo, |
| 108 | .enum_format = auvitek_enum_format, |
| 109 | .get_format = auvitek_get_format, |
| 110 | .set_format = auvitek_set_format, |
| 111 | .try_format = auvitek_try_format, |
| 112 | .enum_standard = auvitek_enum_standard, |
| 113 | .get_standard = auvitek_get_standard, |
| 114 | .set_standard = auvitek_set_standard, |
| 115 | .start_transfer = auvitek_start_transfer, |
| 116 | .stop_transfer = auvitek_stop_transfer, |
| 117 | .get_tuner = auvitek_get_tuner, |
| 118 | .set_tuner = auvitek_set_tuner, |
| 119 | .enum_audio = auvitek_enum_audio, |
| 120 | .get_audio = auvitek_get_audio, |
| 121 | .set_audio = auvitek_set_audio, |
| 122 | .enum_input = auvitek_enum_input, |
| 123 | .get_input = auvitek_get_input, |
| 124 | .set_input = auvitek_set_input, |
| 125 | .get_frequency = auvitek_get_frequency, |
| 126 | .set_frequency = auvitek_set_frequency, |
| 127 | }; |
| 128 | |
| 129 | int |
| 130 | auvitek_video_attach(struct auvitek_softc *sc) |
| 131 | { |
| 132 | snprintf(sc->sc_businfo, sizeof(sc->sc_businfo), "usb:%08x" , |
| 133 | sc->sc_udev->ud_cookie.cookie); |
| 134 | |
| 135 | auvitek_video_rescan(sc, NULL, NULL); |
| 136 | |
| 137 | return (sc->sc_videodev != NULL); |
| 138 | } |
| 139 | |
| 140 | int |
| 141 | auvitek_video_detach(struct auvitek_softc *sc, int flags) |
| 142 | { |
| 143 | if (sc->sc_videodev != NULL) { |
| 144 | config_detach(sc->sc_videodev, flags); |
| 145 | sc->sc_videodev = NULL; |
| 146 | } |
| 147 | |
| 148 | return 0; |
| 149 | } |
| 150 | |
| 151 | void |
| 152 | auvitek_video_rescan(struct auvitek_softc *sc, const char *ifattr, |
| 153 | const int *locs) |
| 154 | { |
| 155 | if (ifattr_match(ifattr, "videobus" ) && sc->sc_videodev == NULL) |
| 156 | sc->sc_videodev = video_attach_mi(&auvitek_video_if, |
| 157 | sc->sc_dev); |
| 158 | } |
| 159 | |
| 160 | void |
| 161 | auvitek_video_childdet(struct auvitek_softc *sc, device_t child) |
| 162 | { |
| 163 | if (sc->sc_videodev == child) |
| 164 | sc->sc_videodev = NULL; |
| 165 | } |
| 166 | |
| 167 | static int |
| 168 | auvitek_open(void *opaque, int flags) |
| 169 | { |
| 170 | struct auvitek_softc *sc = opaque; |
| 171 | |
| 172 | if (sc->sc_dying) |
| 173 | return EIO; |
| 174 | |
| 175 | auvitek_attach_tuner(sc->sc_dev); |
| 176 | |
| 177 | if (sc->sc_xc5k == NULL) |
| 178 | return ENXIO; |
| 179 | |
| 180 | return 0; |
| 181 | } |
| 182 | |
| 183 | static void |
| 184 | auvitek_close(void *opaque) |
| 185 | { |
| 186 | } |
| 187 | |
| 188 | static const char * |
| 189 | auvitek_get_devname(void *opaque) |
| 190 | { |
| 191 | struct auvitek_softc *sc = opaque; |
| 192 | |
| 193 | return sc->sc_descr; |
| 194 | } |
| 195 | |
| 196 | static const char * |
| 197 | auvitek_get_businfo(void *opaque) |
| 198 | { |
| 199 | struct auvitek_softc *sc = opaque; |
| 200 | |
| 201 | return sc->sc_businfo; |
| 202 | } |
| 203 | |
| 204 | static int |
| 205 | auvitek_enum_format(void *opaque, uint32_t index, struct video_format *format) |
| 206 | { |
| 207 | if (index != AUVITEK_FORMAT_DEFAULT) |
| 208 | return EINVAL; |
| 209 | |
| 210 | format->pixel_format = VIDEO_FORMAT_UYVY; |
| 211 | |
| 212 | return 0; |
| 213 | } |
| 214 | |
| 215 | static int |
| 216 | auvitek_get_format(void *opaque, struct video_format *format) |
| 217 | { |
| 218 | |
| 219 | format->pixel_format = VIDEO_FORMAT_UYVY; |
| 220 | format->width = 720; |
| 221 | format->height = 480; |
| 222 | format->stride = format->width * 2; |
| 223 | format->sample_size = format->stride * format->height; |
| 224 | format->aspect_x = 4; |
| 225 | format->aspect_y = 3; |
| 226 | format->color.primaries = VIDEO_COLOR_PRIMARIES_SMPTE_170M; |
| 227 | format->color.gamma_function = VIDEO_GAMMA_FUNCTION_UNSPECIFIED; |
| 228 | format->color.matrix_coeff = VIDEO_MATRIX_COEFF_UNSPECIFIED; |
| 229 | format->interlace_flags = VIDEO_INTERLACE_ON; |
| 230 | format->priv = 0; |
| 231 | |
| 232 | return 0; |
| 233 | } |
| 234 | |
| 235 | static int |
| 236 | auvitek_set_format(void *opaque, struct video_format *format) |
| 237 | { |
| 238 | if (format->pixel_format != VIDEO_FORMAT_UYVY) |
| 239 | return EINVAL; |
| 240 | |
| 241 | return auvitek_get_format(opaque, format); |
| 242 | } |
| 243 | |
| 244 | static int |
| 245 | auvitek_try_format(void *opaque, struct video_format *format) |
| 246 | { |
| 247 | return auvitek_get_format(opaque, format); |
| 248 | } |
| 249 | |
| 250 | static int |
| 251 | auvitek_enum_standard(void *opaque, uint32_t index, enum video_standard *vstd) |
| 252 | { |
| 253 | switch (index) { |
| 254 | case AUVITEK_STANDARD_NTSC_M: |
| 255 | *vstd = VIDEO_STANDARD_NTSC_M; |
| 256 | return 0; |
| 257 | default: |
| 258 | return EINVAL; |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | static int |
| 263 | auvitek_get_standard(void *opaque, enum video_standard *vstd) |
| 264 | { |
| 265 | *vstd = VIDEO_STANDARD_NTSC_M; |
| 266 | return 0; |
| 267 | } |
| 268 | |
| 269 | static int |
| 270 | auvitek_set_standard(void *opaque, enum video_standard vstd) |
| 271 | { |
| 272 | switch (vstd) { |
| 273 | case VIDEO_STANDARD_NTSC_M: |
| 274 | return 0; |
| 275 | default: |
| 276 | return EINVAL; |
| 277 | } |
| 278 | } |
| 279 | |
| 280 | static int |
| 281 | auvitek_start_transfer(void *opaque) |
| 282 | { |
| 283 | struct auvitek_softc *sc = opaque; |
| 284 | int error, s; |
| 285 | uint16_t vpos = 0, hpos = 0; |
| 286 | uint16_t hres = 720 * 2; |
| 287 | uint16_t vres = 484 / 2; |
| 288 | |
| 289 | auvitek_write_1(sc, AU0828_REG_SENSORVBI_CTL, 0x00); |
| 290 | |
| 291 | /* program video position and size */ |
| 292 | auvitek_write_1(sc, AU0828_REG_HPOS_LO, hpos & 0xff); |
| 293 | auvitek_write_1(sc, AU0828_REG_HPOS_HI, hpos >> 8); |
| 294 | auvitek_write_1(sc, AU0828_REG_VPOS_LO, vpos & 0xff); |
| 295 | auvitek_write_1(sc, AU0828_REG_VPOS_HI, vpos >> 8); |
| 296 | auvitek_write_1(sc, AU0828_REG_HRES_LO, hres & 0xff); |
| 297 | auvitek_write_1(sc, AU0828_REG_HRES_HI, hres >> 8); |
| 298 | auvitek_write_1(sc, AU0828_REG_VRES_LO, vres & 0xff); |
| 299 | auvitek_write_1(sc, AU0828_REG_VRES_HI, vres >> 8); |
| 300 | |
| 301 | auvitek_write_1(sc, AU0828_REG_SENSOR_CTL, 0xb3); |
| 302 | |
| 303 | auvitek_write_1(sc, AU0828_REG_AUDIOCTL, 0x01); |
| 304 | |
| 305 | s = splusb(); |
| 306 | error = auvitek_start_xfer(sc); |
| 307 | splx(s); |
| 308 | |
| 309 | if (error) |
| 310 | auvitek_stop_transfer(sc); |
| 311 | |
| 312 | return error; |
| 313 | } |
| 314 | |
| 315 | static int |
| 316 | auvitek_stop_transfer(void *opaque) |
| 317 | { |
| 318 | struct auvitek_softc *sc = opaque; |
| 319 | int error, s; |
| 320 | |
| 321 | auvitek_write_1(sc, AU0828_REG_SENSOR_CTL, 0x00); |
| 322 | |
| 323 | s = splusb(); |
| 324 | error = auvitek_stop_xfer(sc); |
| 325 | splx(s); |
| 326 | |
| 327 | return error; |
| 328 | } |
| 329 | |
| 330 | static int |
| 331 | auvitek_get_tuner(void *opaque, struct video_tuner *vt) |
| 332 | { |
| 333 | struct auvitek_softc *sc = opaque; |
| 334 | |
| 335 | switch (vt->index) { |
| 336 | case AUVITEK_TUNER_DEFAULT: |
| 337 | strlcpy(vt->name, "XC5000" , sizeof(vt->name)); |
| 338 | vt->freq_lo = 44000000 / 62500; |
| 339 | vt->freq_hi = 958000000 / 62500; |
| 340 | vt->caps = VIDEO_TUNER_F_STEREO; |
| 341 | vt->mode = VIDEO_TUNER_F_STEREO; |
| 342 | if (sc->sc_au8522) |
| 343 | vt->signal = au8522_get_signal(sc->sc_au8522); |
| 344 | else |
| 345 | vt->signal = 0; |
| 346 | break; |
| 347 | default: |
| 348 | return EINVAL; |
| 349 | } |
| 350 | |
| 351 | return 0; |
| 352 | } |
| 353 | |
| 354 | static int |
| 355 | auvitek_set_tuner(void *opaque, struct video_tuner *vt) |
| 356 | { |
| 357 | if (vt->index != AUVITEK_TUNER_DEFAULT) |
| 358 | return EINVAL; |
| 359 | return 0; |
| 360 | } |
| 361 | |
| 362 | static int |
| 363 | auvitek_enum_audio(void *opaque, uint32_t index, struct video_audio *va) |
| 364 | { |
| 365 | switch (index) { |
| 366 | case AUVITEK_AUDIO_TELEVISION: |
| 367 | strlcpy(va->name, "Television" , sizeof(va->name)); |
| 368 | va->caps = VIDEO_AUDIO_F_STEREO; |
| 369 | break; |
| 370 | case AUVITEK_AUDIO_LINEIN: |
| 371 | strlcpy(va->name, "Line In" , sizeof(va->name)); |
| 372 | va->caps = VIDEO_AUDIO_F_STEREO; |
| 373 | break; |
| 374 | default: |
| 375 | return EINVAL; |
| 376 | } |
| 377 | |
| 378 | return 0; |
| 379 | } |
| 380 | |
| 381 | static int |
| 382 | auvitek_get_audio(void *opaque, struct video_audio *va) |
| 383 | { |
| 384 | struct auvitek_softc *sc = opaque; |
| 385 | |
| 386 | return auvitek_enum_audio(opaque, sc->sc_ainput, va); |
| 387 | } |
| 388 | |
| 389 | static int |
| 390 | auvitek_set_audio(void *opaque, struct video_audio *va) |
| 391 | { |
| 392 | struct auvitek_softc *sc = opaque; |
| 393 | |
| 394 | if (va->index == sc->sc_ainput) |
| 395 | return 0; |
| 396 | |
| 397 | return EINVAL; |
| 398 | } |
| 399 | |
| 400 | static int |
| 401 | auvitek_enum_input(void *opaque, uint32_t index, struct video_input *vi) |
| 402 | { |
| 403 | switch (index) { |
| 404 | case AUVITEK_INPUT_COMPOSITE: |
| 405 | strlcpy(vi->name, "Composite" , sizeof(vi->name)); |
| 406 | vi->type = VIDEO_INPUT_TYPE_BASEBAND; |
| 407 | vi->standards = VIDEO_STANDARD_NTSC_M; |
| 408 | break; |
| 409 | case AUVITEK_INPUT_SVIDEO: |
| 410 | strlcpy(vi->name, "S-Video" , sizeof(vi->name)); |
| 411 | vi->type = VIDEO_INPUT_TYPE_BASEBAND; |
| 412 | vi->standards = VIDEO_STANDARD_NTSC_M; |
| 413 | break; |
| 414 | case AUVITEK_INPUT_TELEVISION: |
| 415 | strlcpy(vi->name, "Television" , sizeof(vi->name)); |
| 416 | vi->type = VIDEO_INPUT_TYPE_TUNER; |
| 417 | vi->standards = VIDEO_STANDARD_NTSC_M; |
| 418 | break; |
| 419 | case AUVITEK_INPUT_CABLE: |
| 420 | strlcpy(vi->name, "Cable TV" , sizeof(vi->name)); |
| 421 | vi->type = VIDEO_INPUT_TYPE_TUNER; |
| 422 | vi->standards = VIDEO_STANDARD_NTSC_M; |
| 423 | break; |
| 424 | default: |
| 425 | return EINVAL; |
| 426 | } |
| 427 | |
| 428 | vi->index = index; |
| 429 | vi->tuner_index = AUVITEK_TUNER_DEFAULT; |
| 430 | |
| 431 | return 0; |
| 432 | } |
| 433 | |
| 434 | static int |
| 435 | auvitek_get_input(void *opaque, struct video_input *vi) |
| 436 | { |
| 437 | struct auvitek_softc *sc = opaque; |
| 438 | |
| 439 | return auvitek_enum_input(opaque, sc->sc_vinput, vi); |
| 440 | } |
| 441 | |
| 442 | static int |
| 443 | auvitek_set_input(void *opaque, struct video_input *vi) |
| 444 | { |
| 445 | struct auvitek_softc *sc = opaque; |
| 446 | struct video_frequency vf; |
| 447 | au8522_vinput_t vinput = AU8522_VINPUT_UNCONF; |
| 448 | au8522_ainput_t ainput = AU8522_AINPUT_UNCONF; |
| 449 | uint8_t r; |
| 450 | |
| 451 | switch (vi->index) { |
| 452 | case AUVITEK_INPUT_COMPOSITE: |
| 453 | vinput = AU8522_VINPUT_CVBS; |
| 454 | ainput = AU8522_AINPUT_NONE; |
| 455 | sc->sc_ainput = AUVITEK_AUDIO_LINEIN; |
| 456 | break; |
| 457 | case AUVITEK_INPUT_SVIDEO: |
| 458 | vinput = AU8522_VINPUT_SVIDEO; |
| 459 | ainput = AU8522_AINPUT_NONE; |
| 460 | sc->sc_ainput = AUVITEK_AUDIO_LINEIN; |
| 461 | break; |
| 462 | case AUVITEK_INPUT_TELEVISION: |
| 463 | case AUVITEK_INPUT_CABLE: |
| 464 | vinput = AU8522_VINPUT_CVBS_TUNER; |
| 465 | ainput = AU8522_AINPUT_SIF; |
| 466 | sc->sc_ainput = AUVITEK_AUDIO_TELEVISION; |
| 467 | break; |
| 468 | default: |
| 469 | return EINVAL; |
| 470 | } |
| 471 | |
| 472 | sc->sc_vinput = vi->index; |
| 473 | |
| 474 | au8522_set_input(sc->sc_au8522, vinput, ainput); |
| 475 | |
| 476 | /* XXX HVR-850/950Q specific */ |
| 477 | r = auvitek_read_1(sc, AU0828_REG_GPIO1_OUTEN); |
| 478 | if (ainput == AU8522_AINPUT_NONE) |
| 479 | r |= 0x10; |
| 480 | else |
| 481 | r &= ~0x10; |
| 482 | auvitek_write_1(sc, AU0828_REG_GPIO1_OUTEN, r); |
| 483 | |
| 484 | if (vinput == AU8522_VINPUT_CVBS_TUNER && sc->sc_curfreq > 0) { |
| 485 | vf.tuner_index = AUVITEK_TUNER_DEFAULT; |
| 486 | vf.frequency = sc->sc_curfreq; |
| 487 | auvitek_set_frequency(sc, &vf); |
| 488 | } |
| 489 | |
| 490 | return 0; |
| 491 | } |
| 492 | |
| 493 | static int |
| 494 | auvitek_get_frequency(void *opaque, struct video_frequency *vf) |
| 495 | { |
| 496 | struct auvitek_softc *sc = opaque; |
| 497 | |
| 498 | if (sc->sc_vinput != AUVITEK_INPUT_TELEVISION && |
| 499 | sc->sc_vinput != AUVITEK_INPUT_CABLE) |
| 500 | return EINVAL; |
| 501 | |
| 502 | vf->tuner_index = AUVITEK_TUNER_DEFAULT; |
| 503 | vf->frequency = sc->sc_curfreq; |
| 504 | |
| 505 | return 0; |
| 506 | } |
| 507 | |
| 508 | static int |
| 509 | auvitek_set_frequency(void *opaque, struct video_frequency *vf) |
| 510 | { |
| 511 | struct auvitek_softc *sc = opaque; |
| 512 | struct xc5k_params params; |
| 513 | int error; |
| 514 | |
| 515 | if (sc->sc_vinput != AUVITEK_INPUT_TELEVISION && |
| 516 | sc->sc_vinput != AUVITEK_INPUT_CABLE) |
| 517 | return EINVAL; |
| 518 | if (vf->tuner_index != AUVITEK_TUNER_DEFAULT) |
| 519 | return EINVAL; |
| 520 | if (sc->sc_xc5k == NULL) |
| 521 | return ENODEV; |
| 522 | |
| 523 | params.standard = VIDEO_STANDARD_NTSC_M; |
| 524 | if (sc->sc_vinput == AUVITEK_INPUT_TELEVISION) |
| 525 | params.signal_source = XC5K_SIGNAL_SOURCE_AIR; |
| 526 | else |
| 527 | params.signal_source = XC5K_SIGNAL_SOURCE_CABLE; |
| 528 | params.frequency = vf->frequency; |
| 529 | if (sc->sc_au8522) |
| 530 | au8522_set_audio(sc->sc_au8522, false); |
| 531 | error = xc5k_tune_video(sc->sc_xc5k, ¶ms); |
| 532 | if (sc->sc_au8522) |
| 533 | au8522_set_audio(sc->sc_au8522, true); |
| 534 | if (error) |
| 535 | return error; |
| 536 | |
| 537 | sc->sc_curfreq = vf->frequency; |
| 538 | |
| 539 | auvitek_write_1(sc, AU0828_REG_SENSOR_CTL, 0x00); |
| 540 | delay(30000); |
| 541 | auvitek_write_1(sc, AU0828_REG_SENSOR_CTL, 0xb3); |
| 542 | |
| 543 | return 0; |
| 544 | } |
| 545 | |
| 546 | static int |
| 547 | auvitek_start_xfer(struct auvitek_softc *sc) |
| 548 | { |
| 549 | struct auvitek_xfer *ax = &sc->sc_ax; |
| 550 | uint32_t vframe_len, uframe_len, nframes; |
| 551 | usbd_status err; |
| 552 | int i; |
| 553 | |
| 554 | err = usbd_set_interface(sc->sc_isoc_iface, AUVITEK_XFER_ALTNO); |
| 555 | if (err != USBD_NORMAL_COMPLETION) { |
| 556 | aprint_error_dev(sc->sc_dev, "couldn't set altno %d: %s\n" , |
| 557 | AUVITEK_XFER_ALTNO, usbd_errstr(err)); |
| 558 | return EIO; |
| 559 | } |
| 560 | |
| 561 | vframe_len = 720 * 480 * 2; |
| 562 | uframe_len = ax->ax_maxpktlen; |
| 563 | nframes = (vframe_len + uframe_len - 1) / uframe_len; |
| 564 | nframes = (nframes + 7) & ~7; |
| 565 | |
| 566 | ax->ax_nframes = nframes; |
| 567 | ax->ax_uframe_len = uframe_len; |
| 568 | for (i = 0; i < AUVITEK_NISOC_XFERS; i++) { |
| 569 | struct auvitek_isoc *isoc = &ax->ax_i[i]; |
| 570 | isoc->i_ax = ax; |
| 571 | isoc->i_frlengths = |
| 572 | kmem_alloc(sizeof(isoc->i_frlengths[0]) * nframes, |
| 573 | KM_SLEEP); |
| 574 | } |
| 575 | |
| 576 | err = usbd_open_pipe(sc->sc_isoc_iface, ax->ax_endpt, |
| 577 | USBD_EXCLUSIVE_USE, &ax->ax_pipe); |
| 578 | if (err != USBD_NORMAL_COMPLETION) { |
| 579 | aprint_error_dev(sc->sc_dev, "couldn't open pipe: %s\n" , |
| 580 | usbd_errstr(err)); |
| 581 | return EIO; |
| 582 | } |
| 583 | |
| 584 | for (i = 0; i < AUVITEK_NISOC_XFERS; i++) { |
| 585 | struct auvitek_isoc *isoc = &ax->ax_i[i]; |
| 586 | |
| 587 | int error = usbd_create_xfer(ax->ax_pipe, |
| 588 | nframes * uframe_len, 0, ax->ax_nframes, &isoc->i_xfer); |
| 589 | if (error) { |
| 590 | aprint_error_dev(sc->sc_dev, |
| 591 | "couldn't create usb xfer\n" ); |
| 592 | return error; |
| 593 | } |
| 594 | |
| 595 | isoc->i_buf = usbd_get_buffer(isoc->i_xfer); |
| 596 | } |
| 597 | |
| 598 | return auvitek_isoc_start(sc); |
| 599 | } |
| 600 | |
| 601 | static int |
| 602 | auvitek_stop_xfer(struct auvitek_softc *sc) |
| 603 | { |
| 604 | struct auvitek_xfer *ax = &sc->sc_ax; |
| 605 | usbd_status err; |
| 606 | int i; |
| 607 | |
| 608 | if (ax->ax_pipe != NULL) { |
| 609 | usbd_abort_pipe(ax->ax_pipe); |
| 610 | } |
| 611 | for (i = 0; i < AUVITEK_NISOC_XFERS; i++) { |
| 612 | struct auvitek_isoc *isoc = &ax->ax_i[i]; |
| 613 | if (isoc->i_xfer != NULL) { |
| 614 | usbd_destroy_xfer(isoc->i_xfer); |
| 615 | isoc->i_xfer = NULL; |
| 616 | } |
| 617 | if (isoc->i_frlengths != NULL) { |
| 618 | kmem_free(isoc->i_frlengths, |
| 619 | sizeof(isoc->i_frlengths[0]) * ax->ax_nframes); |
| 620 | isoc->i_frlengths = NULL; |
| 621 | } |
| 622 | } |
| 623 | if (ax->ax_pipe != NULL) { |
| 624 | usbd_close_pipe(ax->ax_pipe); |
| 625 | ax->ax_pipe = NULL; |
| 626 | } |
| 627 | |
| 628 | usbd_delay_ms(sc->sc_udev, 1000); |
| 629 | err = usbd_set_interface(sc->sc_isoc_iface, 0); |
| 630 | if (err != USBD_NORMAL_COMPLETION) { |
| 631 | aprint_error_dev(sc->sc_dev, |
| 632 | "couldn't set zero bw interface: %s\n" , |
| 633 | usbd_errstr(err)); |
| 634 | return EIO; |
| 635 | } |
| 636 | |
| 637 | return 0; |
| 638 | } |
| 639 | |
| 640 | static int |
| 641 | auvitek_isoc_start(struct auvitek_softc *sc) |
| 642 | { |
| 643 | struct auvitek_xfer *ax = &sc->sc_ax; |
| 644 | int i, error; |
| 645 | |
| 646 | ax->ax_av.av_el = ax->ax_av.av_ol = 0; |
| 647 | ax->ax_av.av_eb = ax->ax_av.av_ob = 0; |
| 648 | ax->ax_av.av_stride = 720 * 2; |
| 649 | |
| 650 | for (i = 0; i < AUVITEK_NISOC_XFERS; i++) { |
| 651 | error = auvitek_isoc_start1(&ax->ax_i[i]); |
| 652 | if (error) |
| 653 | return error; |
| 654 | } |
| 655 | |
| 656 | return 0; |
| 657 | } |
| 658 | |
| 659 | static int |
| 660 | auvitek_isoc_start1(struct auvitek_isoc *isoc) |
| 661 | { |
| 662 | struct auvitek_xfer *ax = isoc->i_ax; |
| 663 | struct auvitek_softc *sc = ax->ax_sc; |
| 664 | usbd_status err; |
| 665 | unsigned int i; |
| 666 | |
| 667 | ax = isoc->i_ax; |
| 668 | |
| 669 | for (i = 0; i < ax->ax_nframes; i++) |
| 670 | isoc->i_frlengths[i] = ax->ax_uframe_len; |
| 671 | |
| 672 | usbd_setup_isoc_xfer(isoc->i_xfer, |
| 673 | isoc, |
| 674 | isoc->i_frlengths, |
| 675 | ax->ax_nframes, |
| 676 | USBD_SHORT_XFER_OK, |
| 677 | auvitek_isoc_intr); |
| 678 | |
| 679 | err = usbd_transfer(isoc->i_xfer); |
| 680 | if (err != USBD_IN_PROGRESS) { |
| 681 | aprint_error_dev(sc->sc_dev, "couldn't start isoc xfer: %s\n" , |
| 682 | usbd_errstr(err)); |
| 683 | return ENODEV; |
| 684 | } |
| 685 | |
| 686 | return 0; |
| 687 | } |
| 688 | |
| 689 | static void |
| 690 | auvitek_isoc_intr(struct usbd_xfer *xfer, void * priv, |
| 691 | usbd_status status) |
| 692 | { |
| 693 | struct auvitek_isoc *isoc = priv; |
| 694 | struct auvitek_xfer *ax = isoc->i_ax; |
| 695 | struct auvitek_softc *sc = ax->ax_sc; |
| 696 | uint32_t count; |
| 697 | uint8_t *buf; |
| 698 | unsigned int i; |
| 699 | |
| 700 | if (sc->sc_dying) |
| 701 | return; |
| 702 | |
| 703 | if (status != USBD_NORMAL_COMPLETION) { |
| 704 | if (status == USBD_STALLED) { |
| 705 | usbd_clear_endpoint_stall_async(ax->ax_pipe); |
| 706 | goto next; |
| 707 | } |
| 708 | return; |
| 709 | } |
| 710 | |
| 711 | usbd_get_xfer_status(xfer, NULL, NULL, &count, NULL); |
| 712 | |
| 713 | if (count == 0) |
| 714 | goto next; |
| 715 | |
| 716 | for (i = 0, buf = isoc->i_buf; |
| 717 | i < ax->ax_nframes; |
| 718 | ++i, buf += ax->ax_uframe_len) { |
| 719 | status = auvitek_isoc_process(sc, buf, isoc->i_frlengths[i]); |
| 720 | if (status == USBD_IOERROR) |
| 721 | break; |
| 722 | } |
| 723 | |
| 724 | next: |
| 725 | auvitek_isoc_start1(isoc); |
| 726 | } |
| 727 | |
| 728 | static int |
| 729 | auvitek_isoc_process(struct auvitek_softc *sc, uint8_t *buf, uint32_t len) |
| 730 | { |
| 731 | struct video_payload payload; |
| 732 | bool submit = false; |
| 733 | |
| 734 | if (buf[0] & 0x80) { |
| 735 | sc->sc_ax.ax_frinfo = buf[0]; |
| 736 | if (sc->sc_ax.ax_frinfo & 0x40) { |
| 737 | sc->sc_ax.ax_frno = !sc->sc_ax.ax_frno; |
| 738 | submit = true; |
| 739 | } |
| 740 | buf += 4; |
| 741 | len -= 4; |
| 742 | } |
| 743 | buf += 4; |
| 744 | len -= 4; |
| 745 | |
| 746 | auvitek_videobuf_weave(sc, buf, len); |
| 747 | |
| 748 | if (submit) { |
| 749 | payload.end_of_frame = 1; |
| 750 | payload.data = sc->sc_ax.ax_av.av_buf; |
| 751 | payload.size = sizeof(sc->sc_ax.ax_av.av_buf); |
| 752 | payload.frameno = -1; |
| 753 | |
| 754 | video_submit_payload(sc->sc_videodev, &payload); |
| 755 | |
| 756 | sc->sc_ax.ax_av.av_el = sc->sc_ax.ax_av.av_ol = 0; |
| 757 | sc->sc_ax.ax_av.av_eb = sc->sc_ax.ax_av.av_ob = 0; |
| 758 | } |
| 759 | |
| 760 | return USBD_NORMAL_COMPLETION; |
| 761 | } |
| 762 | |
| 763 | static void |
| 764 | auvitek_videobuf_weave(struct auvitek_softc *sc, uint8_t *buf, uint32_t len) |
| 765 | { |
| 766 | struct auvitek_videobuf *av = &sc->sc_ax.ax_av; |
| 767 | uint32_t resid, wlen; |
| 768 | uint32_t *l, *b; |
| 769 | uint8_t *vp; |
| 770 | |
| 771 | if (sc->sc_ax.ax_frinfo & 0x40) { |
| 772 | l = &av->av_ol; |
| 773 | b = &av->av_ob; |
| 774 | vp = av->av_buf; |
| 775 | } else { |
| 776 | l = &av->av_el; |
| 777 | b = &av->av_eb; |
| 778 | vp = av->av_buf + av->av_stride; |
| 779 | } |
| 780 | |
| 781 | resid = len; |
| 782 | while (resid > 0) { |
| 783 | if (*b == av->av_stride) { |
| 784 | *l = *l + 1; |
| 785 | *b = 0; |
| 786 | } |
| 787 | if (*l >= 240) { |
| 788 | break; |
| 789 | } |
| 790 | wlen = min(resid, av->av_stride - *b); |
| 791 | memcpy(vp + (av->av_stride * 2 * *l) + *b, buf, wlen); |
| 792 | *b += wlen; |
| 793 | buf += wlen; |
| 794 | resid -= wlen; |
| 795 | } |
| 796 | } |
| 797 | |