| File: | dev/usb/uvideo.c |
| Warning: | line 3604, column 3 Value stored to 'ret' is never read |
Press '?' to see keyboard shortcuts
Keyboard shortcuts:
| 1 | /* $OpenBSD: uvideo.c,v 1.215 2022/01/09 05:43:02 jsg Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 2008 Robert Nagy <robert@openbsd.org> |
| 5 | * Copyright (c) 2008 Marcus Glocker <mglocker@openbsd.org> |
| 6 | * |
| 7 | * Permission to use, copy, modify, and distribute this software for any |
| 8 | * purpose with or without fee is hereby granted, provided that the above |
| 9 | * copyright notice and this permission notice appear in all copies. |
| 10 | * |
| 11 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 12 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 13 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 14 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 15 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 16 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 17 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 18 | */ |
| 19 | |
| 20 | #include <sys/param.h> |
| 21 | #include <sys/systm.h> |
| 22 | #include <sys/kernel.h> |
| 23 | #include <sys/malloc.h> |
| 24 | #include <sys/device.h> |
| 25 | #include <sys/ioctl.h> |
| 26 | #include <sys/tty.h> |
| 27 | #include <sys/fcntl.h> |
| 28 | #include <sys/selinfo.h> |
| 29 | #include <sys/lock.h> |
| 30 | #include <sys/stat.h> |
| 31 | #include <sys/poll.h> |
| 32 | #include <sys/timeout.h> |
| 33 | #include <sys/kthread.h> |
| 34 | #include <sys/stdint.h> |
| 35 | |
| 36 | #include <uvm/uvm_extern.h> |
| 37 | |
| 38 | #include <machine/bus.h> |
| 39 | |
| 40 | #include <dev/usb/usb.h> |
| 41 | #include <dev/usb/usbdi.h> |
| 42 | #include <dev/usb/usbdivar.h> |
| 43 | #include <dev/usb/usbdi_util.h> |
| 44 | #include <dev/usb/usbdevs.h> |
| 45 | #include <dev/usb/uvideo.h> |
| 46 | |
| 47 | #include <dev/video_if.h> |
| 48 | |
| 49 | #ifdef UVIDEO_DEBUG |
| 50 | int uvideo_debug = 1; |
| 51 | #define DPRINTF(l, x...) do { if ((l) <= uvideo_debug) printf(x); } while (0) |
| 52 | #else |
| 53 | #define DPRINTF(l, x...) |
| 54 | #endif |
| 55 | |
| 56 | #define DEVNAME(_s)((_s)->sc_dev.dv_xname) ((_s)->sc_dev.dv_xname) |
| 57 | |
| 58 | #define byteof(x)((x) >> 3) ((x) >> 3) |
| 59 | #define bitof(x)(1L << ((x) & 0x7)) (1L << ((x) & 0x7)) |
| 60 | |
| 61 | struct uvideo_softc { |
| 62 | struct device sc_dev; |
| 63 | struct usbd_device *sc_udev; |
| 64 | int sc_iface; |
| 65 | int sc_nifaces; |
| 66 | |
| 67 | struct device *sc_videodev; |
| 68 | |
| 69 | int sc_enabled; |
| 70 | int sc_max_ctrl_size; |
| 71 | int sc_max_fbuf_size; |
| 72 | int sc_negotiated_flag; |
| 73 | int sc_frame_rate; |
| 74 | |
| 75 | struct uvideo_frame_buffer sc_frame_buffer; |
| 76 | |
| 77 | struct uvideo_mmap sc_mmap[UVIDEO_MAX_BUFFERS8]; |
| 78 | uint8_t *sc_mmap_buffer; |
| 79 | size_t sc_mmap_buffer_size; |
| 80 | q_mmap sc_mmap_q; |
| 81 | int sc_mmap_count; |
| 82 | int sc_mmap_flag; |
| 83 | |
| 84 | struct vnode *sc_vp; |
| 85 | struct usb_task sc_task_write; |
| 86 | |
| 87 | int sc_nframes; |
| 88 | struct usb_video_probe_commit sc_desc_probe; |
| 89 | struct usb_video_header_desc_all sc_desc_vc_header; |
| 90 | struct usb_video_input_header_desc_all sc_desc_vs_input_header; |
| 91 | |
| 92 | #define UVIDEO_MAX_PU8 8 |
| 93 | int sc_desc_vc_pu_num; |
| 94 | struct usb_video_vc_processing_desc *sc_desc_vc_pu_cur; |
| 95 | struct usb_video_vc_processing_desc *sc_desc_vc_pu[UVIDEO_MAX_PU8]; |
| 96 | |
| 97 | #define UVIDEO_MAX_FORMAT8 8 |
| 98 | int sc_fmtgrp_idx; |
| 99 | int sc_fmtgrp_num; |
| 100 | struct uvideo_format_group *sc_fmtgrp_cur; |
| 101 | struct uvideo_format_group sc_fmtgrp[UVIDEO_MAX_FORMAT8]; |
| 102 | |
| 103 | #define UVIDEO_MAX_VS_NUM8 8 |
| 104 | struct uvideo_vs_iface *sc_vs_cur; |
| 105 | struct uvideo_vs_iface sc_vs_coll[UVIDEO_MAX_VS_NUM8]; |
| 106 | |
| 107 | void *sc_uplayer_arg; |
| 108 | int *sc_uplayer_fsize; |
| 109 | uint8_t *sc_uplayer_fbuffer; |
| 110 | void (*sc_uplayer_intr)(void *); |
| 111 | |
| 112 | struct uvideo_devs *sc_quirk; |
| 113 | usbd_status (*sc_decode_stream_header) |
| 114 | (struct uvideo_softc *, |
| 115 | uint8_t *, int); |
| 116 | }; |
| 117 | |
| 118 | int uvideo_enable(void *); |
| 119 | void uvideo_disable(void *); |
| 120 | int uvideo_open(void *, int, int *, uint8_t *, void (*)(void *), |
| 121 | void *); |
| 122 | int uvideo_close(void *); |
| 123 | int uvideo_match(struct device *, void *, void *); |
| 124 | void uvideo_attach(struct device *, struct device *, void *); |
| 125 | void uvideo_attach_hook(struct device *); |
| 126 | int uvideo_detach(struct device *, int); |
| 127 | |
| 128 | usbd_status uvideo_vc_parse_desc(struct uvideo_softc *); |
| 129 | usbd_status uvideo_vc_parse_desc_header(struct uvideo_softc *, |
| 130 | const usb_descriptor_t *); |
| 131 | usbd_status uvideo_vc_parse_desc_pu(struct uvideo_softc *, |
| 132 | const usb_descriptor_t *); |
| 133 | usbd_status uvideo_vc_get_ctrl(struct uvideo_softc *, uint8_t *, uint8_t, |
| 134 | uint8_t, uint16_t, uint16_t); |
| 135 | usbd_status uvideo_vc_set_ctrl(struct uvideo_softc *, uint8_t *, uint8_t, |
| 136 | uint8_t, uint16_t, uint16_t); |
| 137 | int uvideo_find_ctrl(struct uvideo_softc *, int); |
| 138 | int uvideo_has_ctrl(struct usb_video_vc_processing_desc *, int); |
| 139 | |
| 140 | usbd_status uvideo_vs_parse_desc(struct uvideo_softc *, |
| 141 | usb_config_descriptor_t *); |
| 142 | usbd_status uvideo_vs_parse_desc_input_header(struct uvideo_softc *, |
| 143 | const usb_descriptor_t *); |
| 144 | usbd_status uvideo_vs_parse_desc_format(struct uvideo_softc *); |
| 145 | usbd_status uvideo_vs_parse_desc_format_mjpeg(struct uvideo_softc *, |
| 146 | const usb_descriptor_t *); |
| 147 | usbd_status uvideo_vs_parse_desc_format_uncompressed(struct uvideo_softc *, |
| 148 | const usb_descriptor_t *); |
| 149 | usbd_status uvideo_vs_parse_desc_frame(struct uvideo_softc *); |
| 150 | usbd_status uvideo_vs_parse_desc_frame_sub(struct uvideo_softc *, |
| 151 | const usb_descriptor_t *); |
| 152 | usbd_status uvideo_vs_parse_desc_alt(struct uvideo_softc *, int, int, int); |
| 153 | usbd_status uvideo_vs_set_alt(struct uvideo_softc *, |
| 154 | struct usbd_interface *, int); |
| 155 | int uvideo_desc_len(const usb_descriptor_t *, int, int, int, int); |
| 156 | void uvideo_find_res(struct uvideo_softc *, int, int, int, |
| 157 | struct uvideo_res *); |
| 158 | usbd_status uvideo_vs_negotiation(struct uvideo_softc *, int); |
| 159 | usbd_status uvideo_vs_set_probe(struct uvideo_softc *, uint8_t *); |
| 160 | usbd_status uvideo_vs_get_probe(struct uvideo_softc *, uint8_t *, uint8_t); |
| 161 | usbd_status uvideo_vs_set_commit(struct uvideo_softc *, uint8_t *); |
| 162 | usbd_status uvideo_vs_alloc_frame(struct uvideo_softc *); |
| 163 | void uvideo_vs_free_frame(struct uvideo_softc *); |
| 164 | usbd_status uvideo_vs_alloc_isoc(struct uvideo_softc *); |
| 165 | usbd_status uvideo_vs_alloc_bulk(struct uvideo_softc *); |
| 166 | void uvideo_vs_free_isoc(struct uvideo_softc *); |
| 167 | void uvideo_vs_free_bulk(struct uvideo_softc *); |
| 168 | usbd_status uvideo_vs_open(struct uvideo_softc *); |
| 169 | void uvideo_vs_close(struct uvideo_softc *); |
| 170 | usbd_status uvideo_vs_init(struct uvideo_softc *); |
| 171 | int uvideo_vs_start_bulk(struct uvideo_softc *); |
| 172 | void uvideo_vs_start_bulk_thread(void *); |
| 173 | void uvideo_vs_start_isoc(struct uvideo_softc *); |
| 174 | void uvideo_vs_start_isoc_ixfer(struct uvideo_softc *, |
| 175 | struct uvideo_isoc_xfer *); |
| 176 | void uvideo_vs_cb(struct usbd_xfer *, void *, |
| 177 | usbd_status); |
| 178 | usbd_status uvideo_vs_decode_stream_header(struct uvideo_softc *, |
| 179 | uint8_t *, int); |
| 180 | usbd_status uvideo_vs_decode_stream_header_isight(struct uvideo_softc *, |
| 181 | uint8_t *, int); |
| 182 | int uvideo_mmap_queue(struct uvideo_softc *, uint8_t *, int); |
| 183 | void uvideo_read(struct uvideo_softc *, uint8_t *, int); |
| 184 | usbd_status uvideo_usb_control(struct uvideo_softc *, uint8_t, uint8_t, |
| 185 | uint16_t, uint8_t *, size_t); |
| 186 | |
| 187 | #ifdef UVIDEO_DEBUG |
| 188 | #include <sys/namei.h> |
| 189 | #include <sys/proc.h> |
| 190 | #include <sys/vnode.h> |
| 191 | |
| 192 | void uvideo_dump_desc_all(struct uvideo_softc *); |
| 193 | void uvideo_dump_desc_vc_header(struct uvideo_softc *, |
| 194 | const usb_descriptor_t *); |
| 195 | void uvideo_dump_desc_input_header(struct uvideo_softc *, |
| 196 | const usb_descriptor_t *); |
| 197 | void uvideo_dump_desc_input(struct uvideo_softc *, |
| 198 | const usb_descriptor_t *); |
| 199 | void uvideo_dump_desc_output(struct uvideo_softc *, |
| 200 | const usb_descriptor_t *); |
| 201 | void uvideo_dump_desc_endpoint(struct uvideo_softc *, |
| 202 | const usb_descriptor_t *); |
| 203 | void uvideo_dump_desc_iface_assoc(struct uvideo_softc *, |
| 204 | const usb_descriptor_t *); |
| 205 | void uvideo_dump_desc_interface(struct uvideo_softc *, |
| 206 | const usb_descriptor_t *); |
| 207 | void uvideo_dump_desc_config(struct uvideo_softc *, |
| 208 | const usb_descriptor_t *); |
| 209 | void uvideo_dump_desc_cs_endpoint(struct uvideo_softc *, |
| 210 | const usb_descriptor_t *); |
| 211 | void uvideo_dump_desc_colorformat(struct uvideo_softc *, |
| 212 | const usb_descriptor_t *); |
| 213 | void uvideo_dump_desc_format_mjpeg(struct uvideo_softc *, |
| 214 | const usb_descriptor_t *); |
| 215 | void uvideo_dump_desc_format_uncompressed(struct uvideo_softc *, |
| 216 | const usb_descriptor_t *); |
| 217 | void uvideo_dump_desc_frame(struct uvideo_softc *, |
| 218 | const usb_descriptor_t *); |
| 219 | void uvideo_dump_desc_processing(struct uvideo_softc *, |
| 220 | const usb_descriptor_t *); |
| 221 | void uvideo_dump_desc_extension(struct uvideo_softc *, |
| 222 | const usb_descriptor_t *); |
| 223 | void uvideo_hexdump(void *, int, int); |
| 224 | int uvideo_debug_file_open(struct uvideo_softc *); |
| 225 | void uvideo_debug_file_write_frame(void *); |
| 226 | #endif |
| 227 | |
| 228 | /* |
| 229 | * IOCTL's |
| 230 | */ |
| 231 | int uvideo_querycap(void *, struct v4l2_capability *); |
| 232 | int uvideo_enum_fmt(void *, struct v4l2_fmtdesc *); |
| 233 | int uvideo_enum_fsizes(void *, struct v4l2_frmsizeenum *); |
| 234 | int uvideo_enum_fivals(void *, struct v4l2_frmivalenum *); |
| 235 | int uvideo_s_fmt(void *, struct v4l2_format *); |
| 236 | int uvideo_g_fmt(void *, struct v4l2_format *); |
| 237 | int uvideo_s_parm(void *, struct v4l2_streamparm *); |
| 238 | int uvideo_g_parm(void *, struct v4l2_streamparm *); |
| 239 | int uvideo_enum_input(void *, struct v4l2_input *); |
| 240 | int uvideo_s_input(void *, int); |
| 241 | int uvideo_g_input(void *, int *); |
| 242 | int uvideo_reqbufs(void *, struct v4l2_requestbuffers *); |
| 243 | int uvideo_querybuf(void *, struct v4l2_buffer *); |
| 244 | int uvideo_qbuf(void *, struct v4l2_buffer *); |
| 245 | int uvideo_dqbuf(void *, struct v4l2_buffer *); |
| 246 | int uvideo_streamon(void *, int); |
| 247 | int uvideo_streamoff(void *, int); |
| 248 | int uvideo_try_fmt(void *, struct v4l2_format *); |
| 249 | int uvideo_queryctrl(void *, struct v4l2_queryctrl *); |
| 250 | int uvideo_g_ctrl(void *, struct v4l2_control *); |
| 251 | int uvideo_s_ctrl(void *, struct v4l2_control *); |
| 252 | |
| 253 | /* |
| 254 | * Other hardware interface related functions |
| 255 | */ |
| 256 | caddr_t uvideo_mappage(void *, off_t, int); |
| 257 | int uvideo_get_bufsize(void *); |
| 258 | int uvideo_start_read(void *); |
| 259 | |
| 260 | /* |
| 261 | * Firmware |
| 262 | */ |
| 263 | usbd_status uvideo_ucode_loader_ricoh(struct uvideo_softc *); |
| 264 | usbd_status uvideo_ucode_loader_apple_isight(struct uvideo_softc *); |
| 265 | |
| 266 | struct cfdriver uvideo_cd = { |
| 267 | NULL((void *)0), "uvideo", DV_DULL |
| 268 | }; |
| 269 | |
| 270 | const struct cfattach uvideo_ca = { |
| 271 | sizeof(struct uvideo_softc), uvideo_match, uvideo_attach, uvideo_detach |
| 272 | }; |
| 273 | |
| 274 | struct video_hw_if uvideo_hw_if = { |
| 275 | uvideo_open, /* open */ |
| 276 | uvideo_close, /* close */ |
| 277 | uvideo_querycap, /* VIDIOC_QUERYCAP */ |
| 278 | uvideo_enum_fmt, /* VIDIOC_ENUM_FMT */ |
| 279 | uvideo_enum_fsizes, /* VIDIOC_ENUM_FRAMESIZES */ |
| 280 | uvideo_enum_fivals, /* VIDIOC_ENUM_FRAMEINTERVALS */ |
| 281 | uvideo_s_fmt, /* VIDIOC_S_FMT */ |
| 282 | uvideo_g_fmt, /* VIDIOC_G_FMT */ |
| 283 | uvideo_s_parm, /* VIDIOC_S_PARM */ |
| 284 | uvideo_g_parm, /* VIDIOC_G_PARM */ |
| 285 | uvideo_enum_input, /* VIDIOC_ENUMINPUT */ |
| 286 | uvideo_s_input, /* VIDIOC_S_INPUT */ |
| 287 | uvideo_g_input, /* VIDIOC_G_INPUT */ |
| 288 | uvideo_reqbufs, /* VIDIOC_REQBUFS */ |
| 289 | uvideo_querybuf, /* VIDIOC_QUERYBUF */ |
| 290 | uvideo_qbuf, /* VIDIOC_QBUF */ |
| 291 | uvideo_dqbuf, /* VIDIOC_DQBUF */ |
| 292 | uvideo_streamon, /* VIDIOC_STREAMON */ |
| 293 | uvideo_streamoff, /* VIDIOC_STREAMOFF */ |
| 294 | uvideo_try_fmt, /* VIDIOC_TRY_FMT */ |
| 295 | uvideo_queryctrl, /* VIDIOC_QUERYCTRL */ |
| 296 | uvideo_g_ctrl, /* VIDIOC_G_CTRL */ |
| 297 | uvideo_s_ctrl, /* VIDIOC_S_CTRL */ |
| 298 | uvideo_mappage, /* mmap */ |
| 299 | uvideo_get_bufsize, /* read */ |
| 300 | uvideo_start_read /* start stream for read */ |
| 301 | }; |
| 302 | |
| 303 | /* |
| 304 | * Devices which either fail to declare themselves as UICLASS_VIDEO, |
| 305 | * or which need firmware uploads or other quirk handling later on. |
| 306 | */ |
| 307 | #define UVIDEO_FLAG_ISIGHT_STREAM_HEADER0x1 0x1 |
| 308 | #define UVIDEO_FLAG_REATTACH0x2 0x2 |
| 309 | #define UVIDEO_FLAG_VENDOR_CLASS0x4 0x4 |
| 310 | #define UVIDEO_FLAG_NOATTACH0x8 0x8 |
| 311 | struct uvideo_devs { |
| 312 | struct usb_devno uv_dev; |
| 313 | char *ucode_name; |
| 314 | usbd_status (*ucode_loader)(struct uvideo_softc *); |
| 315 | int flags; |
| 316 | } uvideo_devs[] = { |
| 317 | { |
| 318 | /* Needs firmware */ |
| 319 | { USB_VENDOR_RICOH0x05ca, USB_PRODUCT_RICOH_VGPVCC50x1835 }, |
| 320 | "uvideo_r5u87x_05ca-1835", |
| 321 | uvideo_ucode_loader_ricoh, |
| 322 | 0 |
| 323 | }, |
| 324 | { |
| 325 | /* Needs firmware */ |
| 326 | { USB_VENDOR_RICOH0x05ca, USB_PRODUCT_RICOH_VGPVCC40x1836 }, |
| 327 | "uvideo_r5u87x_05ca-1836", |
| 328 | uvideo_ucode_loader_ricoh, |
| 329 | 0 |
| 330 | }, |
| 331 | { |
| 332 | /* Needs firmware */ |
| 333 | { USB_VENDOR_RICOH0x05ca, USB_PRODUCT_RICOH_VGPVCC4_20x1837 }, |
| 334 | "uvideo_r5u87x_05ca-1837", |
| 335 | uvideo_ucode_loader_ricoh, |
| 336 | 0 |
| 337 | }, |
| 338 | { |
| 339 | /* Needs firmware */ |
| 340 | { USB_VENDOR_RICOH0x05ca, USB_PRODUCT_RICOH_VGPVCC60x1839 }, |
| 341 | "uvideo_r5u87x_05ca-1839", |
| 342 | uvideo_ucode_loader_ricoh, |
| 343 | 0 |
| 344 | }, |
| 345 | { |
| 346 | /* Needs firmware */ |
| 347 | { USB_VENDOR_RICOH0x05ca, USB_PRODUCT_RICOH_VGPVCC70x183a }, |
| 348 | "uvideo_r5u87x_05ca-183a", |
| 349 | uvideo_ucode_loader_ricoh, |
| 350 | 0 |
| 351 | }, |
| 352 | { |
| 353 | /* Needs firmware */ |
| 354 | { USB_VENDOR_RICOH0x05ca, USB_PRODUCT_RICOH_VGPVCC80x183b }, |
| 355 | "uvideo_r5u87x_05ca-183b", |
| 356 | uvideo_ucode_loader_ricoh, |
| 357 | 0 |
| 358 | }, |
| 359 | { |
| 360 | /* Needs firmware */ |
| 361 | { USB_VENDOR_RICOH0x05ca, USB_PRODUCT_RICOH_VGPVCC90x183e }, |
| 362 | "uvideo_r5u87x_05ca-183e", |
| 363 | uvideo_ucode_loader_ricoh, |
| 364 | 0 |
| 365 | }, |
| 366 | { |
| 367 | /* Needs firmware */ |
| 368 | { USB_VENDOR_APPLE0x05ac, USB_PRODUCT_APPLE_BLUETOOTH0x8300 }, |
| 369 | "uvideo_isight_05ac-8300", |
| 370 | uvideo_ucode_loader_apple_isight, |
| 371 | UVIDEO_FLAG_REATTACH0x2 |
| 372 | }, |
| 373 | { |
| 374 | /* Has a non-standard streaming header protocol */ |
| 375 | { USB_VENDOR_APPLE0x05ac, USB_PRODUCT_APPLE_ISIGHT_10x8501 }, |
| 376 | NULL((void *)0), |
| 377 | NULL((void *)0), |
| 378 | UVIDEO_FLAG_ISIGHT_STREAM_HEADER0x1 |
| 379 | }, |
| 380 | { /* Incorrectly reports as bInterfaceClass=UICLASS_VENDOR */ |
| 381 | { USB_VENDOR_LOGITECH0x046d, USB_PRODUCT_LOGITECH_QUICKCAMOEM_10x08c6 }, |
| 382 | NULL((void *)0), |
| 383 | NULL((void *)0), |
| 384 | UVIDEO_FLAG_VENDOR_CLASS0x4 |
| 385 | }, |
| 386 | { /* Infrared camera not supported */ |
| 387 | { USB_VENDOR_CHICONY0x04f2, USB_PRODUCT_CHICONY_IRCAMERA0xb615 }, |
| 388 | NULL((void *)0), |
| 389 | NULL((void *)0), |
| 390 | UVIDEO_FLAG_NOATTACH0x8 |
| 391 | }, |
| 392 | }; |
| 393 | #define uvideo_lookup(v, p)((struct uvideo_devs *)usbd_match_device((const struct usb_devno *)(uvideo_devs), sizeof (uvideo_devs) / sizeof ((uvideo_devs )[0]), sizeof ((uvideo_devs)[0]), (v), (p))) \ |
| 394 | ((struct uvideo_devs *)usb_lookup(uvideo_devs, v, p)usbd_match_device((const struct usb_devno *)(uvideo_devs), sizeof (uvideo_devs) / sizeof ((uvideo_devs)[0]), sizeof ((uvideo_devs )[0]), (v), (p))) |
| 395 | |
| 396 | int |
| 397 | uvideo_enable(void *v) |
| 398 | { |
| 399 | struct uvideo_softc *sc = v; |
| 400 | |
| 401 | DPRINTF(1, "%s: uvideo_enable sc=%p\n", DEVNAME(sc), sc); |
| 402 | |
| 403 | if (usbd_is_dying(sc->sc_udev)) |
| 404 | return (EIO5); |
| 405 | |
| 406 | if (sc->sc_enabled) |
| 407 | return (EBUSY16); |
| 408 | |
| 409 | sc->sc_enabled = 1; |
| 410 | |
| 411 | return (0); |
| 412 | } |
| 413 | |
| 414 | void |
| 415 | uvideo_disable(void *v) |
| 416 | { |
| 417 | struct uvideo_softc *sc = v; |
| 418 | |
| 419 | DPRINTF(1, "%s: uvideo_disable sc=%p\n", DEVNAME(sc), sc); |
| 420 | |
| 421 | if (!sc->sc_enabled) { |
| 422 | printf("uvideo_disable: already disabled!\n"); |
| 423 | return; |
| 424 | } |
| 425 | |
| 426 | sc->sc_enabled = 0; |
| 427 | } |
| 428 | |
| 429 | int |
| 430 | uvideo_open(void *addr, int flags, int *size, uint8_t *buffer, |
| 431 | void (*intr)(void *), void *arg) |
| 432 | { |
| 433 | struct uvideo_softc *sc = addr; |
| 434 | |
| 435 | DPRINTF(1, "%s: uvideo_open: sc=%p\n", DEVNAME(sc), sc); |
| 436 | |
| 437 | if (usbd_is_dying(sc->sc_udev)) |
| 438 | return (EIO5); |
| 439 | |
| 440 | /* pointers to upper video layer */ |
| 441 | sc->sc_uplayer_arg = arg; |
| 442 | sc->sc_uplayer_fsize = size; |
| 443 | sc->sc_uplayer_fbuffer = buffer; |
| 444 | sc->sc_uplayer_intr = intr; |
| 445 | |
| 446 | sc->sc_mmap_flag = 0; |
| 447 | sc->sc_negotiated_flag = 0; |
| 448 | |
| 449 | return (0); |
| 450 | } |
| 451 | |
| 452 | int |
| 453 | uvideo_close(void *addr) |
| 454 | { |
| 455 | struct uvideo_softc *sc = addr; |
| 456 | |
| 457 | DPRINTF(1, "%s: uvideo_close: sc=%p\n", DEVNAME(sc), sc); |
| 458 | |
| 459 | #ifdef UVIDEO_DUMP |
| 460 | usb_rem_task(sc->sc_udev, &sc->sc_task_write); |
| 461 | #endif |
| 462 | /* close video stream pipe */ |
| 463 | uvideo_vs_close(sc); |
| 464 | |
| 465 | /* free video stream xfer buffer */ |
| 466 | if (sc->sc_vs_cur->bulk_endpoint) |
| 467 | uvideo_vs_free_bulk(sc); |
| 468 | else |
| 469 | uvideo_vs_free_isoc(sc); |
| 470 | |
| 471 | /* free video stream frame buffer */ |
| 472 | uvideo_vs_free_frame(sc); |
| 473 | return (0); |
| 474 | } |
| 475 | |
| 476 | int |
| 477 | uvideo_match(struct device *parent, void *match, void *aux) |
| 478 | { |
| 479 | struct usb_attach_arg *uaa = aux; |
| 480 | usb_interface_descriptor_t *id; |
| 481 | struct uvideo_devs *quirk; |
| 482 | |
| 483 | if (uaa->iface == NULL((void *)0)) |
| 484 | return (UMATCH_NONE0); |
| 485 | |
| 486 | id = usbd_get_interface_descriptor(uaa->iface); |
| 487 | if (id == NULL((void *)0)) |
| 488 | return (UMATCH_NONE0); |
| 489 | |
| 490 | /* quirk devices */ |
| 491 | quirk = uvideo_lookup(uaa->vendor, uaa->product)((struct uvideo_devs *)usbd_match_device((const struct usb_devno *)(uvideo_devs), sizeof (uvideo_devs) / sizeof ((uvideo_devs )[0]), sizeof ((uvideo_devs)[0]), (uaa->vendor), (uaa-> product))); |
| 492 | if (quirk != NULL((void *)0)) { |
| 493 | if (quirk->flags & UVIDEO_FLAG_REATTACH0x2) |
| 494 | return (UMATCH_VENDOR_PRODUCT_CONF_IFACE8); |
| 495 | |
| 496 | if (quirk->flags & UVIDEO_FLAG_VENDOR_CLASS0x4 && |
| 497 | id->bInterfaceClass == UICLASS_VENDOR0xff && |
| 498 | id->bInterfaceSubClass == UISUBCLASS_VIDEOCONTROL1) |
| 499 | return (UMATCH_VENDOR_PRODUCT_CONF_IFACE8); |
| 500 | } |
| 501 | |
| 502 | if (id->bInterfaceClass == UICLASS_VIDEO0x0e && |
| 503 | id->bInterfaceSubClass == UISUBCLASS_VIDEOCONTROL1) |
| 504 | return (UMATCH_VENDOR_PRODUCT_CONF_IFACE8); |
| 505 | |
| 506 | return (UMATCH_NONE0); |
| 507 | } |
| 508 | |
| 509 | void |
| 510 | uvideo_attach(struct device *parent, struct device *self, void *aux) |
| 511 | { |
| 512 | struct uvideo_softc *sc = (struct uvideo_softc *)self; |
| 513 | struct usb_attach_arg *uaa = aux; |
| 514 | usb_interface_assoc_descriptor_t *iad; |
| 515 | usb_interface_descriptor_t *id; |
| 516 | const usb_descriptor_t *desc; |
| 517 | struct usbd_desc_iter iter; |
| 518 | int i; |
| 519 | |
| 520 | sc->sc_udev = uaa->device; |
| 521 | |
| 522 | /* Find the first unclaimed video interface. */ |
| 523 | for (i = 0; i < uaa->nifaces; i++) { |
| 524 | if (usbd_iface_claimed(sc->sc_udev, i)) |
| 525 | continue; |
| 526 | id = usbd_get_interface_descriptor(&sc->sc_udev->ifaces[i]); |
| 527 | if (id == NULL((void *)0)) |
| 528 | continue; |
| 529 | if (id->bInterfaceClass == UICLASS_VIDEO0x0e) |
| 530 | break; |
| 531 | } |
| 532 | if (i == uaa->nifaces) { |
| 533 | printf("%s: can't find video interface\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 534 | return; |
| 535 | } |
| 536 | |
| 537 | /* Find out which interface association we belong to. */ |
| 538 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 539 | desc = usbd_desc_iter_next(&iter); |
| 540 | while (desc) { |
| 541 | if (desc->bDescriptorType != UDESC_IFACE_ASSOC0x0B) { |
| 542 | desc = usbd_desc_iter_next(&iter); |
| 543 | continue; |
| 544 | } |
| 545 | iad = (usb_interface_assoc_descriptor_t *)desc; |
| 546 | if (i >= iad->bFirstInterface && |
| 547 | i < iad->bFirstInterface + iad->bInterfaceCount) |
| 548 | break; |
| 549 | desc = usbd_desc_iter_next(&iter); |
| 550 | } |
| 551 | if (desc == NULL((void *)0)) { |
| 552 | printf("%s: can't find interface assoc descriptor\n", |
| 553 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 554 | return; |
| 555 | } |
| 556 | |
| 557 | /* |
| 558 | * Claim all interfaces of our association. Interfaces must be |
| 559 | * claimed during attach, during attach hooks is too late. |
| 560 | */ |
| 561 | for (i = iad->bFirstInterface; |
| 562 | i < iad->bFirstInterface + iad->bInterfaceCount; i++) { |
| 563 | if (usbd_iface_claimed(sc->sc_udev, i)) { |
| 564 | printf("%s: interface already claimed\n", |
| 565 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 566 | return; |
| 567 | } |
| 568 | usbd_claim_iface(sc->sc_udev, i); |
| 569 | } |
| 570 | |
| 571 | /* Remember our association by saving the first interface. */ |
| 572 | sc->sc_iface = iad->bFirstInterface; |
| 573 | sc->sc_nifaces = iad->bInterfaceCount; |
| 574 | |
| 575 | /* maybe the device has quirks */ |
| 576 | sc->sc_quirk = uvideo_lookup(uaa->vendor, uaa->product)((struct uvideo_devs *)usbd_match_device((const struct usb_devno *)(uvideo_devs), sizeof (uvideo_devs) / sizeof ((uvideo_devs )[0]), sizeof ((uvideo_devs)[0]), (uaa->vendor), (uaa-> product))); |
| 577 | |
| 578 | if (sc->sc_quirk && sc->sc_quirk->flags & UVIDEO_FLAG_NOATTACH0x8) { |
| 579 | printf("%s: device not supported\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 580 | return; |
| 581 | } |
| 582 | |
| 583 | if (sc->sc_quirk && sc->sc_quirk->ucode_name) |
| 584 | config_mountroot(self, uvideo_attach_hook); |
| 585 | else |
| 586 | uvideo_attach_hook(self); |
| 587 | } |
| 588 | |
| 589 | void |
| 590 | uvideo_attach_hook(struct device *self) |
| 591 | { |
| 592 | struct uvideo_softc *sc = (struct uvideo_softc *)self; |
| 593 | usb_config_descriptor_t *cdesc; |
| 594 | usbd_status error; |
| 595 | |
| 596 | /* maybe the device needs a firmware */ |
| 597 | if (sc->sc_quirk && sc->sc_quirk->ucode_name) { |
| 598 | error = (sc->sc_quirk->ucode_loader)(sc); |
| 599 | if (error != USBD_NORMAL_COMPLETION) |
| 600 | return; |
| 601 | } |
| 602 | |
| 603 | /* map stream header decode function */ |
| 604 | if (sc->sc_quirk && |
| 605 | sc->sc_quirk->flags & UVIDEO_FLAG_ISIGHT_STREAM_HEADER0x1) { |
| 606 | sc->sc_decode_stream_header = |
| 607 | uvideo_vs_decode_stream_header_isight; |
| 608 | } else { |
| 609 | sc->sc_decode_stream_header = |
| 610 | uvideo_vs_decode_stream_header; |
| 611 | } |
| 612 | |
| 613 | /* get the config descriptor */ |
| 614 | cdesc = usbd_get_config_descriptor(sc->sc_udev); |
| 615 | if (cdesc == NULL((void *)0)) { |
| 616 | printf("%s: failed to get configuration descriptor\n", |
| 617 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 618 | return; |
| 619 | } |
| 620 | #ifdef UVIDEO_DEBUG |
| 621 | uvideo_dump_desc_all(sc); |
| 622 | #endif |
| 623 | /* parse video control descriptors */ |
| 624 | error = uvideo_vc_parse_desc(sc); |
| 625 | if (error != USBD_NORMAL_COMPLETION) |
| 626 | return; |
| 627 | |
| 628 | /* parse video stream descriptors */ |
| 629 | error = uvideo_vs_parse_desc(sc, cdesc); |
| 630 | if (error != USBD_NORMAL_COMPLETION) |
| 631 | return; |
| 632 | |
| 633 | /* set default video stream interface */ |
| 634 | error = usbd_set_interface(sc->sc_vs_cur->ifaceh, 0); |
| 635 | if (error != USBD_NORMAL_COMPLETION) |
| 636 | return; |
| 637 | |
| 638 | /* do device negotiation without commit */ |
| 639 | error = uvideo_vs_negotiation(sc, 0); |
| 640 | if (error != USBD_NORMAL_COMPLETION) |
| 641 | return; |
| 642 | |
| 643 | /* init mmap queue */ |
| 644 | SIMPLEQ_INIT(&sc->sc_mmap_q)do { (&sc->sc_mmap_q)->sqh_first = ((void *)0); (& sc->sc_mmap_q)->sqh_last = &(&sc->sc_mmap_q) ->sqh_first; } while (0); |
| 645 | sc->sc_mmap_count = 0; |
| 646 | |
| 647 | DPRINTF(1, "uvideo_attach: doing video_attach_mi\n"); |
| 648 | sc->sc_videodev = video_attach_mi(&uvideo_hw_if, sc, &sc->sc_dev); |
| 649 | } |
| 650 | |
| 651 | int |
| 652 | uvideo_detach(struct device *self, int flags) |
| 653 | { |
| 654 | struct uvideo_softc *sc = (struct uvideo_softc *)self; |
| 655 | int rv = 0; |
| 656 | |
| 657 | /* Wait for outstanding requests to complete */ |
| 658 | usbd_delay_ms(sc->sc_udev, UVIDEO_NFRAMES_MAX40); |
| 659 | |
| 660 | if (sc->sc_videodev != NULL((void *)0)) |
| 661 | rv = config_detach(sc->sc_videodev, flags); |
| 662 | |
| 663 | uvideo_vs_free_frame(sc); |
| 664 | |
| 665 | return (rv); |
| 666 | } |
| 667 | |
| 668 | usbd_status |
| 669 | uvideo_vc_parse_desc(struct uvideo_softc *sc) |
| 670 | { |
| 671 | struct usbd_desc_iter iter; |
| 672 | const usb_descriptor_t *desc; |
| 673 | usb_interface_descriptor_t *id; |
| 674 | int vc_header_found; |
| 675 | usbd_status error; |
| 676 | |
| 677 | DPRINTF(1, "%s: %s\n", DEVNAME(sc), __func__); |
| 678 | |
| 679 | vc_header_found = 0; |
| 680 | |
| 681 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 682 | desc = usbd_desc_iter_next(&iter); |
| 683 | while (desc) { |
| 684 | /* Skip all interfaces until we found our first. */ |
| 685 | if (desc->bDescriptorType == UDESC_INTERFACE0x04) { |
| 686 | id = (usb_interface_descriptor_t *)desc; |
| 687 | if (id->bInterfaceNumber == sc->sc_iface) |
| 688 | break; |
| 689 | } |
| 690 | desc = usbd_desc_iter_next(&iter); |
| 691 | } |
| 692 | while (desc) { |
| 693 | /* Crossed device function boundary. */ |
| 694 | if (desc->bDescriptorType == UDESC_IFACE_ASSOC0x0B) |
| 695 | break; |
| 696 | if (desc->bDescriptorType != UDESC_CS_INTERFACE0x24) { |
| 697 | desc = usbd_desc_iter_next(&iter); |
| 698 | continue; |
| 699 | } |
| 700 | |
| 701 | switch (desc->bDescriptorSubtype) { |
| 702 | case UDESCSUB_VC_HEADER0x01: |
| 703 | if (!uvideo_desc_len(desc, 12, 11, 1, 0)) |
| 704 | break; |
| 705 | if (vc_header_found) { |
| 706 | printf("%s: too many VC_HEADERs!\n", |
| 707 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 708 | return (USBD_INVAL); |
| 709 | } |
| 710 | error = uvideo_vc_parse_desc_header(sc, desc); |
| 711 | if (error != USBD_NORMAL_COMPLETION) |
| 712 | return (error); |
| 713 | vc_header_found = 1; |
| 714 | break; |
| 715 | case UDESCSUB_VC_PROCESSING_UNIT0x05: |
| 716 | /* XXX do correct length calculation */ |
| 717 | if (desc->bLength < |
| 718 | sizeof(struct usb_video_frame_desc)) { |
| 719 | (void)uvideo_vc_parse_desc_pu(sc, desc); |
| 720 | } |
| 721 | break; |
| 722 | |
| 723 | /* TODO: which VC descriptors do we need else? */ |
| 724 | } |
| 725 | |
| 726 | desc = usbd_desc_iter_next(&iter); |
| 727 | } |
| 728 | |
| 729 | if (vc_header_found == 0) { |
| 730 | printf("%s: no VC_HEADER found!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 731 | return (USBD_INVAL); |
| 732 | } |
| 733 | |
| 734 | return (USBD_NORMAL_COMPLETION); |
| 735 | } |
| 736 | |
| 737 | usbd_status |
| 738 | uvideo_vc_parse_desc_header(struct uvideo_softc *sc, |
| 739 | const usb_descriptor_t *desc) |
| 740 | { |
| 741 | struct usb_video_header_desc *d; |
| 742 | |
| 743 | d = (struct usb_video_header_desc *)(uint8_t *)desc; |
| 744 | |
| 745 | if (d->bInCollection == 0) { |
| 746 | printf("%s: no VS interface found!\n", |
| 747 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 748 | return (USBD_INVAL); |
| 749 | } |
| 750 | |
| 751 | sc->sc_desc_vc_header.fix = d; |
| 752 | sc->sc_desc_vc_header.baInterfaceNr = (uByte *)(d + 1); |
| 753 | if (UGETW(d->bcdUVC)(*(u_int16_t *)(d->bcdUVC)) < 0x0110) |
| 754 | sc->sc_max_ctrl_size = 26; |
| 755 | else if (UGETW(d->bcdUVC)(*(u_int16_t *)(d->bcdUVC)) < 0x0150) |
| 756 | sc->sc_max_ctrl_size = 34; |
| 757 | else |
| 758 | sc->sc_max_ctrl_size = 48; |
| 759 | |
| 760 | return (USBD_NORMAL_COMPLETION); |
| 761 | } |
| 762 | |
| 763 | usbd_status |
| 764 | uvideo_vc_parse_desc_pu(struct uvideo_softc *sc, |
| 765 | const usb_descriptor_t *desc) |
| 766 | { |
| 767 | struct usb_video_vc_processing_desc *d; |
| 768 | |
| 769 | /* PU descriptor is variable sized */ |
| 770 | d = (void *)desc; |
| 771 | |
| 772 | if (sc->sc_desc_vc_pu_num == UVIDEO_MAX_PU8) { |
| 773 | printf("%s: too many PU descriptors found!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 774 | return (USBD_INVAL); |
| 775 | } |
| 776 | |
| 777 | sc->sc_desc_vc_pu[sc->sc_desc_vc_pu_num] = d; |
| 778 | sc->sc_desc_vc_pu_num++; |
| 779 | |
| 780 | return (USBD_NORMAL_COMPLETION); |
| 781 | } |
| 782 | |
| 783 | usbd_status |
| 784 | uvideo_vc_get_ctrl(struct uvideo_softc *sc, uint8_t *ctrl_data, |
| 785 | uint8_t request, uint8_t unitid, uint16_t ctrl_selector, uint16_t ctrl_len) |
| 786 | { |
| 787 | usb_device_request_t req; |
| 788 | usbd_status error; |
| 789 | |
| 790 | req.bmRequestType = UVIDEO_GET_IF0xa1; |
| 791 | req.bRequest = request; |
| 792 | USETW(req.wValue, (ctrl_selector << 8))(*(u_int16_t *)(req.wValue) = ((ctrl_selector << 8))); |
| 793 | USETW(req.wIndex, (unitid << 8))(*(u_int16_t *)(req.wIndex) = ((unitid << 8))); |
| 794 | USETW(req.wLength, ctrl_len)(*(u_int16_t *)(req.wLength) = (ctrl_len)); |
| 795 | |
| 796 | error = usbd_do_request(sc->sc_udev, &req, ctrl_data); |
| 797 | if (error) { |
| 798 | DPRINTF(1, "%s: %s: could not GET ctrl request: %s\n", |
| 799 | DEVNAME(sc), __func__, usbd_errstr(error)); |
| 800 | return (USBD_INVAL); |
| 801 | } |
| 802 | |
| 803 | return (USBD_NORMAL_COMPLETION); |
| 804 | } |
| 805 | |
| 806 | usbd_status |
| 807 | uvideo_vc_set_ctrl(struct uvideo_softc *sc, uint8_t *ctrl_data, |
| 808 | uint8_t request, uint8_t unitid, uint16_t ctrl_selector, uint16_t ctrl_len) |
| 809 | { |
| 810 | usb_device_request_t req; |
| 811 | usbd_status error; |
| 812 | |
| 813 | req.bmRequestType = UVIDEO_SET_IF0x21; |
| 814 | req.bRequest = request; |
| 815 | USETW(req.wValue, (ctrl_selector << 8))(*(u_int16_t *)(req.wValue) = ((ctrl_selector << 8))); |
| 816 | USETW(req.wIndex, (unitid << 8))(*(u_int16_t *)(req.wIndex) = ((unitid << 8))); |
| 817 | USETW(req.wLength, ctrl_len)(*(u_int16_t *)(req.wLength) = (ctrl_len)); |
| 818 | |
| 819 | error = usbd_do_request(sc->sc_udev, &req, ctrl_data); |
| 820 | if (error) { |
| 821 | DPRINTF(1, "%s: %s: could not SET ctrl request: %s\n", |
| 822 | DEVNAME(sc), __func__, usbd_errstr(error)); |
| 823 | return (USBD_INVAL); |
| 824 | } |
| 825 | |
| 826 | return (USBD_NORMAL_COMPLETION); |
| 827 | } |
| 828 | |
| 829 | int |
| 830 | uvideo_find_ctrl(struct uvideo_softc *sc, int id) |
| 831 | { |
| 832 | int i, j, found; |
| 833 | |
| 834 | if (sc->sc_desc_vc_pu_num == 0) { |
| 835 | /* no processing unit descriptors found */ |
| 836 | DPRINTF(1, "%s: %s: no processing unit descriptors found!\n", |
| 837 | DEVNAME(sc), __func__); |
| 838 | return (EINVAL22); |
| 839 | } |
| 840 | |
| 841 | /* do we support this control? */ |
| 842 | for (found = 0, i = 0; uvideo_ctrls[i].cid != 0; i++) { |
| 843 | if (id == uvideo_ctrls[i].cid) { |
| 844 | found = 1; |
| 845 | break; |
| 846 | } |
| 847 | } |
| 848 | if (found == 0) { |
| 849 | DPRINTF(1, "%s: %s: control not supported by driver!\n", |
| 850 | DEVNAME(sc), __func__); |
| 851 | return (EINVAL22); |
| 852 | } |
| 853 | |
| 854 | /* does the device support this control? */ |
| 855 | for (found = 0, j = 0; j < sc->sc_desc_vc_pu_num; j++) { |
| 856 | if (uvideo_has_ctrl(sc->sc_desc_vc_pu[j], |
| 857 | uvideo_ctrls[i].ctrl_bit) != 0) { |
| 858 | found = 1; |
| 859 | break; |
| 860 | } |
| 861 | } |
| 862 | if (found == 0) { |
| 863 | DPRINTF(1, "%s: %s: control not supported by device!\n", |
| 864 | DEVNAME(sc), __func__); |
| 865 | return (EINVAL22); |
| 866 | } |
| 867 | sc->sc_desc_vc_pu_cur = sc->sc_desc_vc_pu[j]; |
| 868 | |
| 869 | return (i); |
| 870 | } |
| 871 | |
| 872 | int |
| 873 | uvideo_has_ctrl(struct usb_video_vc_processing_desc *desc, int ctrl_bit) |
| 874 | { |
| 875 | if (desc->bControlSize * 8 <= ctrl_bit) |
| 876 | return (0); |
| 877 | |
| 878 | return (desc->bmControls[byteof(ctrl_bit)((ctrl_bit) >> 3)] & bitof(ctrl_bit)(1L << ((ctrl_bit) & 0x7))); |
| 879 | } |
| 880 | |
| 881 | usbd_status |
| 882 | uvideo_vs_parse_desc(struct uvideo_softc *sc, usb_config_descriptor_t *cdesc) |
| 883 | { |
| 884 | struct usbd_desc_iter iter; |
| 885 | const usb_descriptor_t *desc; |
| 886 | usb_interface_descriptor_t *id; |
| 887 | int i, iface, numalts; |
| 888 | usbd_status error; |
| 889 | |
| 890 | DPRINTF(1, "%s: number of total interfaces=%d\n", |
| 891 | DEVNAME(sc), sc->sc_nifaces); |
| 892 | DPRINTF(1, "%s: number of VS interfaces=%d\n", |
| 893 | DEVNAME(sc), sc->sc_desc_vc_header.fix->bInCollection); |
| 894 | |
| 895 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 896 | desc = usbd_desc_iter_next(&iter); |
| 897 | while (desc) { |
| 898 | /* Skip all interfaces until we found our first. */ |
| 899 | if (desc->bDescriptorType == UDESC_INTERFACE0x04) { |
| 900 | id = (usb_interface_descriptor_t *)desc; |
| 901 | if (id->bInterfaceNumber == sc->sc_iface) |
| 902 | break; |
| 903 | } |
| 904 | desc = usbd_desc_iter_next(&iter); |
| 905 | } |
| 906 | while (desc) { |
| 907 | /* Crossed device function boundary. */ |
| 908 | if (desc->bDescriptorType == UDESC_IFACE_ASSOC0x0B) |
| 909 | break; |
| 910 | if (desc->bDescriptorType != UDESC_CS_INTERFACE0x24) { |
| 911 | desc = usbd_desc_iter_next(&iter); |
| 912 | continue; |
| 913 | } |
| 914 | |
| 915 | switch (desc->bDescriptorSubtype) { |
| 916 | case UDESCSUB_VS_INPUT_HEADER0x01: |
| 917 | if (!uvideo_desc_len(desc, 13, 3, 0, 12)) |
| 918 | break; |
| 919 | error = uvideo_vs_parse_desc_input_header(sc, desc); |
| 920 | if (error != USBD_NORMAL_COMPLETION) |
| 921 | return (error); |
| 922 | break; |
| 923 | |
| 924 | /* TODO: which VS descriptors do we need else? */ |
| 925 | } |
| 926 | |
| 927 | desc = usbd_desc_iter_next(&iter); |
| 928 | } |
| 929 | |
| 930 | /* parse video stream format descriptors */ |
| 931 | error = uvideo_vs_parse_desc_format(sc); |
| 932 | if (error != USBD_NORMAL_COMPLETION) |
| 933 | return (error); |
| 934 | |
| 935 | /* parse video stream frame descriptors */ |
| 936 | error = uvideo_vs_parse_desc_frame(sc); |
| 937 | if (error != USBD_NORMAL_COMPLETION) |
| 938 | return (error); |
| 939 | |
| 940 | /* parse interface collection */ |
| 941 | for (i = 0; i < sc->sc_desc_vc_header.fix->bInCollection; i++) { |
| 942 | iface = sc->sc_desc_vc_header.baInterfaceNr[i]; |
| 943 | |
| 944 | id = usbd_get_interface_descriptor(&sc->sc_udev->ifaces[iface]); |
| 945 | if (id == NULL((void *)0)) { |
| 946 | printf("%s: can't get VS interface %d!\n", |
| 947 | DEVNAME(sc)((sc)->sc_dev.dv_xname), iface); |
| 948 | return (USBD_INVAL); |
| 949 | } |
| 950 | usbd_claim_iface(sc->sc_udev, iface); |
| 951 | |
| 952 | numalts = usbd_get_no_alts(cdesc, id->bInterfaceNumber); |
| 953 | |
| 954 | DPRINTF(1, "%s: VS interface %d, ", DEVNAME(sc), i); |
| 955 | DPRINTF(1, "bInterfaceNumber=0x%02x, numalts=%d\n", |
| 956 | id->bInterfaceNumber, numalts); |
| 957 | |
| 958 | error = uvideo_vs_parse_desc_alt(sc, i, iface, numalts); |
| 959 | if (error != USBD_NORMAL_COMPLETION) |
| 960 | return (error); |
| 961 | } |
| 962 | |
| 963 | /* XXX for now always use the first video stream */ |
| 964 | sc->sc_vs_cur = &sc->sc_vs_coll[0]; |
| 965 | |
| 966 | return (USBD_NORMAL_COMPLETION); |
| 967 | } |
| 968 | |
| 969 | usbd_status |
| 970 | uvideo_vs_parse_desc_input_header(struct uvideo_softc *sc, |
| 971 | const usb_descriptor_t *desc) |
| 972 | { |
| 973 | struct usb_video_input_header_desc *d; |
| 974 | |
| 975 | d = (struct usb_video_input_header_desc *)(uint8_t *)desc; |
| 976 | |
| 977 | /* on some devices bNumFormats is larger than the truth */ |
| 978 | if (d->bNumFormats == 0) { |
| 979 | printf("%s: no INPUT FORMAT descriptors found!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 980 | return (USBD_INVAL); |
| 981 | } |
| 982 | |
| 983 | sc->sc_desc_vs_input_header.fix = d; |
| 984 | sc->sc_desc_vs_input_header.bmaControls = (uByte *)(d + 1); |
| 985 | |
| 986 | return (USBD_NORMAL_COMPLETION); |
| 987 | } |
| 988 | |
| 989 | usbd_status |
| 990 | uvideo_vs_parse_desc_format(struct uvideo_softc *sc) |
| 991 | { |
| 992 | struct usbd_desc_iter iter; |
| 993 | const usb_descriptor_t *desc; |
| 994 | usb_interface_descriptor_t *id; |
| 995 | |
| 996 | DPRINTF(1, "%s: %s\n", DEVNAME(sc), __func__); |
| 997 | |
| 998 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 999 | desc = usbd_desc_iter_next(&iter); |
| 1000 | while (desc) { |
| 1001 | /* Skip all interfaces until we found our first. */ |
| 1002 | if (desc->bDescriptorType == UDESC_INTERFACE0x04) { |
| 1003 | id = (usb_interface_descriptor_t *)desc; |
| 1004 | if (id->bInterfaceNumber == sc->sc_iface) |
| 1005 | break; |
| 1006 | } |
| 1007 | desc = usbd_desc_iter_next(&iter); |
| 1008 | } |
| 1009 | while (desc) { |
| 1010 | /* Crossed device function boundary. */ |
| 1011 | if (desc->bDescriptorType == UDESC_IFACE_ASSOC0x0B) |
| 1012 | break; |
| 1013 | if (desc->bDescriptorType != UDESC_CS_INTERFACE0x24) { |
| 1014 | desc = usbd_desc_iter_next(&iter); |
| 1015 | continue; |
| 1016 | } |
| 1017 | |
| 1018 | switch (desc->bDescriptorSubtype) { |
| 1019 | case UDESCSUB_VS_FORMAT_MJPEG0x06: |
| 1020 | if (desc->bLength == 11) { |
| 1021 | (void)uvideo_vs_parse_desc_format_mjpeg( |
| 1022 | sc, desc); |
| 1023 | } |
| 1024 | break; |
| 1025 | case UDESCSUB_VS_FORMAT_UNCOMPRESSED0x04: |
| 1026 | if (desc->bLength == 27) { |
| 1027 | (void)uvideo_vs_parse_desc_format_uncompressed( |
| 1028 | sc, desc); |
| 1029 | } |
| 1030 | break; |
| 1031 | } |
| 1032 | |
| 1033 | desc = usbd_desc_iter_next(&iter); |
| 1034 | } |
| 1035 | |
| 1036 | sc->sc_fmtgrp_idx = 0; |
| 1037 | |
| 1038 | if (sc->sc_fmtgrp_num == 0) { |
| 1039 | printf("%s: no format descriptors found!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1040 | return (USBD_INVAL); |
| 1041 | } |
| 1042 | DPRINTF(1, "%s: number of total format descriptors=%d\n", |
| 1043 | DEVNAME(sc), sc->sc_fmtgrp_num); |
| 1044 | |
| 1045 | return (USBD_NORMAL_COMPLETION); |
| 1046 | } |
| 1047 | |
| 1048 | usbd_status |
| 1049 | uvideo_vs_parse_desc_format_mjpeg(struct uvideo_softc *sc, |
| 1050 | const usb_descriptor_t *desc) |
| 1051 | { |
| 1052 | struct usb_video_format_mjpeg_desc *d; |
| 1053 | |
| 1054 | d = (struct usb_video_format_mjpeg_desc *)(uint8_t *)desc; |
| 1055 | |
| 1056 | if (d->bNumFrameDescriptors == 0) { |
| 1057 | printf("%s: no MJPEG frame descriptors available!\n", |
| 1058 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1059 | return (USBD_INVAL); |
| 1060 | } |
| 1061 | |
| 1062 | if (sc->sc_fmtgrp_idx >= UVIDEO_MAX_FORMAT8) { |
| 1063 | printf("%s: too many format descriptors found!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1064 | return (USBD_INVAL); |
| 1065 | } |
| 1066 | |
| 1067 | sc->sc_fmtgrp[sc->sc_fmtgrp_idx].format = |
| 1068 | (struct uvideo_format_desc *)d; |
| 1069 | if (d->bDefaultFrameIndex > d->bNumFrameDescriptors || |
| 1070 | d->bDefaultFrameIndex < 1) { |
| 1071 | /* sanitize wrong bDefaultFrameIndex value */ |
| 1072 | sc->sc_fmtgrp[sc->sc_fmtgrp_idx].format_dfidx = 1; |
| 1073 | } else { |
| 1074 | sc->sc_fmtgrp[sc->sc_fmtgrp_idx].format_dfidx = |
| 1075 | d->bDefaultFrameIndex; |
| 1076 | } |
| 1077 | sc->sc_fmtgrp[sc->sc_fmtgrp_idx].pixelformat = V4L2_PIX_FMT_MJPEG((u_int32_t)('M') | ((u_int32_t)('J') << 8) | ((u_int32_t )('P') << 16) | ((u_int32_t)('G') << 24)); |
| 1078 | |
| 1079 | if (sc->sc_fmtgrp_cur == NULL((void *)0)) |
| 1080 | /* set MJPEG format */ |
| 1081 | sc->sc_fmtgrp_cur = &sc->sc_fmtgrp[sc->sc_fmtgrp_idx]; |
| 1082 | |
| 1083 | sc->sc_fmtgrp_idx++; |
| 1084 | sc->sc_fmtgrp_num++; |
| 1085 | |
| 1086 | return (USBD_NORMAL_COMPLETION); |
| 1087 | } |
| 1088 | |
| 1089 | usbd_status |
| 1090 | uvideo_vs_parse_desc_format_uncompressed(struct uvideo_softc *sc, |
| 1091 | const usb_descriptor_t *desc) |
| 1092 | { |
| 1093 | struct usb_video_format_uncompressed_desc *d; |
| 1094 | uint8_t guid_8bit_ir[16] = UVIDEO_FORMAT_GUID_KSMEDIA_L8_IR{ 0x32, 0x00, 0x00, 0x00, 0x02, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71 }; |
| 1095 | int i; |
| 1096 | |
| 1097 | d = (struct usb_video_format_uncompressed_desc *)(uint8_t *)desc; |
| 1098 | |
| 1099 | if (d->bNumFrameDescriptors == 0) { |
| 1100 | printf("%s: no UNCOMPRESSED frame descriptors available!\n", |
| 1101 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1102 | return (USBD_INVAL); |
| 1103 | } |
| 1104 | |
| 1105 | if (sc->sc_fmtgrp_idx >= UVIDEO_MAX_FORMAT8) { |
| 1106 | printf("%s: too many format descriptors found!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1107 | return (USBD_INVAL); |
| 1108 | } |
| 1109 | |
| 1110 | sc->sc_fmtgrp[sc->sc_fmtgrp_idx].format = |
| 1111 | (struct uvideo_format_desc *)d; |
| 1112 | if (d->bDefaultFrameIndex > d->bNumFrameDescriptors || |
| 1113 | d->bDefaultFrameIndex < 1) { |
| 1114 | /* sanitize wrong bDefaultFrameIndex value */ |
| 1115 | sc->sc_fmtgrp[sc->sc_fmtgrp_idx].format_dfidx = 1; |
| 1116 | } else { |
| 1117 | sc->sc_fmtgrp[sc->sc_fmtgrp_idx].format_dfidx = |
| 1118 | d->bDefaultFrameIndex; |
| 1119 | } |
| 1120 | i = sc->sc_fmtgrp_idx; |
| 1121 | if (!strcmp(sc->sc_fmtgrp[i].format->u.uc.guidFormat, "YUY2")) { |
| 1122 | sc->sc_fmtgrp[i].pixelformat = V4L2_PIX_FMT_YUYV((u_int32_t)('Y') | ((u_int32_t)('U') << 8) | ((u_int32_t )('Y') << 16) | ((u_int32_t)('V') << 24)); |
| 1123 | } else if (!strcmp(sc->sc_fmtgrp[i].format->u.uc.guidFormat, "NV12")) { |
| 1124 | sc->sc_fmtgrp[i].pixelformat = V4L2_PIX_FMT_NV12((u_int32_t)('N') | ((u_int32_t)('V') << 8) | ((u_int32_t )('1') << 16) | ((u_int32_t)('2') << 24)); |
| 1125 | } else if (!strcmp(sc->sc_fmtgrp[i].format->u.uc.guidFormat, "UYVY")) { |
| 1126 | sc->sc_fmtgrp[i].pixelformat = V4L2_PIX_FMT_UYVY((u_int32_t)('U') | ((u_int32_t)('Y') << 8) | ((u_int32_t )('V') << 16) | ((u_int32_t)('Y') << 24)); |
| 1127 | } else if (!memcmp(sc->sc_fmtgrp[i].format->u.uc.guidFormat,__builtin_memcmp((sc->sc_fmtgrp[i].format->u.uc.guidFormat ), (guid_8bit_ir), (16)) |
| 1128 | guid_8bit_ir, 16)__builtin_memcmp((sc->sc_fmtgrp[i].format->u.uc.guidFormat ), (guid_8bit_ir), (16))) { |
| 1129 | sc->sc_fmtgrp[i].pixelformat = V4L2_PIX_FMT_GREY((u_int32_t)('G') | ((u_int32_t)('R') << 8) | ((u_int32_t )('E') << 16) | ((u_int32_t)('Y') << 24)); |
| 1130 | } else { |
| 1131 | sc->sc_fmtgrp[i].pixelformat = 0; |
| 1132 | } |
| 1133 | |
| 1134 | if (sc->sc_fmtgrp_cur == NULL((void *)0)) |
| 1135 | /* set UNCOMPRESSED format */ |
| 1136 | sc->sc_fmtgrp_cur = &sc->sc_fmtgrp[sc->sc_fmtgrp_idx]; |
| 1137 | |
| 1138 | sc->sc_fmtgrp_idx++; |
| 1139 | sc->sc_fmtgrp_num++; |
| 1140 | |
| 1141 | return (USBD_NORMAL_COMPLETION); |
| 1142 | } |
| 1143 | |
| 1144 | usbd_status |
| 1145 | uvideo_vs_parse_desc_frame(struct uvideo_softc *sc) |
| 1146 | { |
| 1147 | struct usbd_desc_iter iter; |
| 1148 | const usb_descriptor_t *desc; |
| 1149 | usb_interface_descriptor_t *id; |
| 1150 | usbd_status error; |
| 1151 | |
| 1152 | DPRINTF(1, "%s: %s\n", DEVNAME(sc), __func__); |
| 1153 | |
| 1154 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 1155 | desc = usbd_desc_iter_next(&iter); |
| 1156 | while (desc) { |
| 1157 | /* Skip all interfaces until we found our first. */ |
| 1158 | if (desc->bDescriptorType == UDESC_INTERFACE0x04) { |
| 1159 | id = (usb_interface_descriptor_t *)desc; |
| 1160 | if (id->bInterfaceNumber == sc->sc_iface) |
| 1161 | break; |
| 1162 | } |
| 1163 | desc = usbd_desc_iter_next(&iter); |
| 1164 | } |
| 1165 | while (desc) { |
| 1166 | /* Crossed device function boundary. */ |
| 1167 | if (desc->bDescriptorType == UDESC_IFACE_ASSOC0x0B) |
| 1168 | break; |
| 1169 | if (desc->bDescriptorType == UDESC_CS_INTERFACE0x24 && |
| 1170 | desc->bLength > sizeof(struct usb_video_frame_desc) && |
| 1171 | (desc->bDescriptorSubtype == UDESCSUB_VS_FRAME_MJPEG0x07 || |
| 1172 | desc->bDescriptorSubtype == UDESCSUB_VS_FRAME_UNCOMPRESSED0x05)) { |
| 1173 | error = uvideo_vs_parse_desc_frame_sub(sc, desc); |
| 1174 | if (error != USBD_NORMAL_COMPLETION) |
| 1175 | return (error); |
| 1176 | } |
| 1177 | desc = usbd_desc_iter_next(&iter); |
| 1178 | } |
| 1179 | |
| 1180 | return (USBD_NORMAL_COMPLETION); |
| 1181 | } |
| 1182 | |
| 1183 | usbd_status |
| 1184 | uvideo_vs_parse_desc_frame_sub(struct uvideo_softc *sc, |
| 1185 | const usb_descriptor_t *desc) |
| 1186 | { |
| 1187 | struct usb_video_frame_desc *fd = |
| 1188 | (struct usb_video_frame_desc *)(uint8_t *)desc; |
| 1189 | int fmtidx, frame_num; |
| 1190 | uint32_t fbuf_size; |
| 1191 | |
| 1192 | fmtidx = sc->sc_fmtgrp_idx; |
| 1193 | frame_num = sc->sc_fmtgrp[fmtidx].frame_num; |
| 1194 | if (frame_num >= UVIDEO_MAX_FRAME32) { |
| 1195 | printf("%s: too many %s frame descriptors found!\n", |
| 1196 | DEVNAME(sc)((sc)->sc_dev.dv_xname), |
| 1197 | desc->bDescriptorSubtype == UDESCSUB_VS_FRAME_MJPEG0x07 ? |
| 1198 | "MJPEG" : "UNCOMPRESSED"); |
| 1199 | return (USBD_INVAL); |
| 1200 | } |
| 1201 | sc->sc_fmtgrp[fmtidx].frame[frame_num] = fd; |
| 1202 | |
| 1203 | if (sc->sc_fmtgrp[fmtidx].frame_cur == NULL((void *)0) || |
| 1204 | sc->sc_fmtgrp[fmtidx].format_dfidx == fd->bFrameIndex) |
| 1205 | sc->sc_fmtgrp[fmtidx].frame_cur = fd; |
| 1206 | |
| 1207 | /* |
| 1208 | * On some devices, dwMaxVideoFrameBufferSize is not correct. |
| 1209 | * Version 1.1 of the UVC spec says this field is deprecated. |
| 1210 | * For uncompressed pixel formats, the frame buffer size can |
| 1211 | * be determined by multiplying width, height, and bytes per pixel. |
| 1212 | * Uncompressed formats have a fixed number of bytes per pixel. |
| 1213 | * Bytes per pixel can vary with compressed formats. |
| 1214 | */ |
| 1215 | if (desc->bDescriptorSubtype == UDESCSUB_VS_FRAME_UNCOMPRESSED0x05) { |
| 1216 | fbuf_size = UGETW(fd->wWidth)(*(u_int16_t *)(fd->wWidth)) * UGETW(fd->wHeight)(*(u_int16_t *)(fd->wHeight)) * |
| 1217 | sc->sc_fmtgrp[fmtidx].format->u.uc.bBitsPerPixel / NBBY8; |
| 1218 | DPRINTF(10, "%s: %s: frame buffer size=%d " |
| 1219 | "width=%d height=%d bpp=%d\n", DEVNAME(sc), __func__, |
| 1220 | fbuf_size, UGETW(fd->wWidth), UGETW(fd->wHeight), |
| 1221 | sc->sc_fmtgrp[fmtidx].format->u.uc.bBitsPerPixel); |
| 1222 | } else |
| 1223 | fbuf_size = UGETDW(fd->dwMaxVideoFrameBufferSize)(*(u_int32_t *)(fd->dwMaxVideoFrameBufferSize)); |
| 1224 | |
| 1225 | /* store max value */ |
| 1226 | if (fbuf_size > sc->sc_max_fbuf_size) |
| 1227 | sc->sc_max_fbuf_size = fbuf_size; |
| 1228 | |
| 1229 | /* |
| 1230 | * Increment frame count. If this is the last frame in the |
| 1231 | * format group, go on to next group. |
| 1232 | */ |
| 1233 | if (++sc->sc_fmtgrp[fmtidx].frame_num == |
| 1234 | sc->sc_fmtgrp[fmtidx].format->bNumFrameDescriptors) { |
| 1235 | sc->sc_fmtgrp_idx++; |
| 1236 | } |
| 1237 | |
| 1238 | return (USBD_NORMAL_COMPLETION); |
| 1239 | } |
| 1240 | |
| 1241 | usbd_status |
| 1242 | uvideo_vs_parse_desc_alt(struct uvideo_softc *sc, int vs_nr, int iface, int numalts) |
| 1243 | { |
| 1244 | struct uvideo_vs_iface *vs; |
| 1245 | struct usbd_desc_iter iter; |
| 1246 | const usb_descriptor_t *desc; |
| 1247 | usb_interface_descriptor_t *id; |
| 1248 | usb_endpoint_descriptor_t *ed; |
| 1249 | uint8_t ep_dir, ep_type; |
| 1250 | |
| 1251 | vs = &sc->sc_vs_coll[vs_nr]; |
| 1252 | |
| 1253 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 1254 | desc = usbd_desc_iter_next(&iter); |
| 1255 | while (desc) { |
| 1256 | /* Skip all interfaces until we found our first. */ |
| 1257 | if (desc->bDescriptorType == UDESC_INTERFACE0x04) { |
| 1258 | id = (usb_interface_descriptor_t *)desc; |
| 1259 | if (id->bInterfaceNumber == sc->sc_iface) |
| 1260 | break; |
| 1261 | } |
| 1262 | desc = usbd_desc_iter_next(&iter); |
| 1263 | } |
| 1264 | while (desc) { |
| 1265 | /* Crossed device function boundary. */ |
| 1266 | if (desc->bDescriptorType == UDESC_IFACE_ASSOC0x0B) |
| 1267 | break; |
| 1268 | /* find video stream interface */ |
| 1269 | if (desc->bDescriptorType != UDESC_INTERFACE0x04) |
| 1270 | goto next; |
| 1271 | id = (usb_interface_descriptor_t *)(uint8_t *)desc; |
| 1272 | if (id->bInterfaceNumber != iface) |
| 1273 | goto next; |
| 1274 | DPRINTF(1, "%s: bAlternateSetting=0x%02x, ", |
| 1275 | DEVNAME(sc), id->bAlternateSetting); |
| 1276 | if (id->bNumEndpoints == 0) { |
| 1277 | DPRINTF(1, "no endpoint descriptor\n"); |
| 1278 | goto next; |
| 1279 | } |
| 1280 | |
| 1281 | /* jump to corresponding endpoint descriptor */ |
| 1282 | while ((desc = usbd_desc_iter_next(&iter))) { |
| 1283 | if (desc->bDescriptorType == UDESC_ENDPOINT0x05) |
| 1284 | break; |
| 1285 | } |
| 1286 | ed = (usb_endpoint_descriptor_t *)(uint8_t *)desc; |
| 1287 | DPRINTF(1, "bEndpointAddress=0x%02x, ", ed->bEndpointAddress); |
| 1288 | DPRINTF(1, "wMaxPacketSize=%d\n", UGETW(ed->wMaxPacketSize)); |
| 1289 | |
| 1290 | /* locate endpoint type */ |
| 1291 | ep_dir = UE_GET_DIR(ed->bEndpointAddress)((ed->bEndpointAddress) & 0x80); |
| 1292 | ep_type = UE_GET_XFERTYPE(ed->bmAttributes)((ed->bmAttributes) & 0x03); |
| 1293 | if (ep_dir == UE_DIR_IN0x80 && ep_type == UE_ISOCHRONOUS0x01) |
| 1294 | vs->bulk_endpoint = 0; |
| 1295 | else if (ep_dir == UE_DIR_IN0x80 && ep_type == UE_BULK0x02) |
| 1296 | vs->bulk_endpoint = 1; |
| 1297 | else |
| 1298 | goto next; |
| 1299 | |
| 1300 | /* save endpoint with largest bandwidth */ |
| 1301 | if (UGETW(ed->wMaxPacketSize)(*(u_int16_t *)(ed->wMaxPacketSize)) > vs->psize) { |
| 1302 | vs->ifaceh = &sc->sc_udev->ifaces[iface]; |
| 1303 | vs->endpoint = ed->bEndpointAddress; |
| 1304 | vs->numalts = numalts; |
| 1305 | vs->curalt = id->bAlternateSetting; |
| 1306 | vs->psize = UGETW(ed->wMaxPacketSize)(*(u_int16_t *)(ed->wMaxPacketSize)); |
| 1307 | vs->iface = iface; |
| 1308 | } |
| 1309 | next: |
| 1310 | desc = usbd_desc_iter_next(&iter); |
| 1311 | } |
| 1312 | |
| 1313 | /* check if we have found a valid alternate interface */ |
| 1314 | if (vs->ifaceh == NULL((void *)0)) { |
| 1315 | printf("%s: no valid alternate interface found!\n", |
| 1316 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1317 | return (USBD_INVAL); |
| 1318 | } |
| 1319 | |
| 1320 | return (USBD_NORMAL_COMPLETION); |
| 1321 | } |
| 1322 | |
| 1323 | usbd_status |
| 1324 | uvideo_vs_set_alt(struct uvideo_softc *sc, struct usbd_interface *ifaceh, |
| 1325 | int max_packet_size) |
| 1326 | { |
| 1327 | struct usbd_desc_iter iter; |
| 1328 | const usb_descriptor_t *desc; |
| 1329 | usb_interface_descriptor_t *id; |
| 1330 | usb_endpoint_descriptor_t *ed; |
| 1331 | int diff, best_diff = INT_MAX0x7fffffff; |
| 1332 | usbd_status error; |
| 1333 | uint32_t psize; |
| 1334 | |
| 1335 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 1336 | desc = usbd_desc_iter_next(&iter); |
| 1337 | while (desc) { |
| 1338 | /* Skip all interfaces until we found our first. */ |
| 1339 | if (desc->bDescriptorType == UDESC_INTERFACE0x04) { |
| 1340 | id = (usb_interface_descriptor_t *)desc; |
| 1341 | if (id->bInterfaceNumber == sc->sc_iface) |
| 1342 | break; |
| 1343 | } |
| 1344 | desc = usbd_desc_iter_next(&iter); |
| 1345 | } |
| 1346 | while (desc) { |
| 1347 | /* Crossed device function boundary. */ |
| 1348 | if (desc->bDescriptorType == UDESC_IFACE_ASSOC0x0B) |
| 1349 | break; |
| 1350 | /* find video stream interface */ |
| 1351 | if (desc->bDescriptorType != UDESC_INTERFACE0x04) |
| 1352 | goto next; |
| 1353 | id = (usb_interface_descriptor_t *)(uint8_t *)desc; |
| 1354 | if (id->bInterfaceNumber != sc->sc_vs_cur->iface) |
| 1355 | goto next; |
| 1356 | if (id->bNumEndpoints == 0) |
| 1357 | goto next; |
| 1358 | |
| 1359 | /* jump to corresponding endpoint descriptor */ |
| 1360 | desc = usbd_desc_iter_next(&iter); |
| 1361 | if (desc->bDescriptorType != UDESC_ENDPOINT0x05) |
| 1362 | goto next; |
| 1363 | ed = (usb_endpoint_descriptor_t *)(uint8_t *)desc; |
| 1364 | |
| 1365 | /* save endpoint with requested bandwidth */ |
| 1366 | psize = UGETW(ed->wMaxPacketSize)(*(u_int16_t *)(ed->wMaxPacketSize)); |
| 1367 | psize = UE_GET_SIZE(psize)((psize) & 0x7ff) * (1 + UE_GET_TRANS(psize)(((psize) >> 11) & 0x3)); |
| 1368 | if (psize >= max_packet_size) |
| 1369 | diff = psize - max_packet_size; |
| 1370 | else |
| 1371 | goto next; |
| 1372 | if (diff < best_diff) { |
| 1373 | best_diff = diff; |
| 1374 | sc->sc_vs_cur->endpoint = ed->bEndpointAddress; |
| 1375 | sc->sc_vs_cur->curalt = id->bAlternateSetting; |
| 1376 | sc->sc_vs_cur->psize = psize; |
| 1377 | if (diff == 0) |
| 1378 | break; |
| 1379 | } |
| 1380 | next: |
| 1381 | desc = usbd_desc_iter_next(&iter); |
| 1382 | } |
| 1383 | |
| 1384 | DPRINTF(1, "%s: set alternate iface to ", DEVNAME(sc)); |
| 1385 | DPRINTF(1, "bAlternateSetting=0x%02x psize=%d max_packet_size=%d\n", |
| 1386 | sc->sc_vs_cur->curalt, sc->sc_vs_cur->psize, max_packet_size); |
| 1387 | |
| 1388 | /* set alternate video stream interface */ |
| 1389 | error = usbd_set_interface(ifaceh, sc->sc_vs_cur->curalt); |
| 1390 | if (error) { |
| 1391 | printf("%s: could not set alternate interface %d!\n", |
| 1392 | DEVNAME(sc)((sc)->sc_dev.dv_xname), sc->sc_vs_cur->curalt); |
| 1393 | return (USBD_INVAL); |
| 1394 | } |
| 1395 | |
| 1396 | return (USBD_NORMAL_COMPLETION); |
| 1397 | } |
| 1398 | |
| 1399 | /* |
| 1400 | * Thanks to the retarded USB Video Class specs there are different |
| 1401 | * descriptors types with the same bDescriptorSubtype which makes |
| 1402 | * it necessary to differ between those types by doing descriptor |
| 1403 | * size dances :-( |
| 1404 | * |
| 1405 | * size_fix: total size of the fixed structure part |
| 1406 | * off_num_elements: offset which tells the number of following elements |
| 1407 | * size_element: size of a single element |
| 1408 | * off_size_element: if size_element is 0 the element size is taken from |
| 1409 | * this offset in the descriptor |
| 1410 | */ |
| 1411 | int |
| 1412 | uvideo_desc_len(const usb_descriptor_t *desc, |
| 1413 | int size_fix, int off_num_elements, int size_element, int off_size_element) |
| 1414 | { |
| 1415 | uint8_t *buf; |
| 1416 | int size_elements, size_total; |
| 1417 | |
| 1418 | if (desc->bLength < size_fix) |
| 1419 | return (0); |
| 1420 | |
| 1421 | buf = (uint8_t *)desc; |
| 1422 | |
| 1423 | if (size_element == 0) |
| 1424 | size_element = buf[off_size_element]; |
| 1425 | |
| 1426 | size_elements = buf[off_num_elements] * size_element; |
| 1427 | size_total = size_fix + size_elements; |
| 1428 | |
| 1429 | if (desc->bLength == size_total && size_elements != 0) |
| 1430 | return (1); |
| 1431 | |
| 1432 | return (0); |
| 1433 | } |
| 1434 | |
| 1435 | /* |
| 1436 | * Find the next best matching resolution which we can offer and |
| 1437 | * return it. |
| 1438 | */ |
| 1439 | void |
| 1440 | uvideo_find_res(struct uvideo_softc *sc, int idx, int width, int height, |
| 1441 | struct uvideo_res *r) |
| 1442 | { |
| 1443 | int i, w, h, diff, diff_best, size_want, size_is; |
| 1444 | |
| 1445 | size_want = width * height; |
| 1446 | |
| 1447 | for (i = 0; i < sc->sc_fmtgrp[idx].frame_num; i++) { |
| 1448 | w = UGETW(sc->sc_fmtgrp[idx].frame[i]->wWidth)(*(u_int16_t *)(sc->sc_fmtgrp[idx].frame[i]->wWidth)); |
| 1449 | h = UGETW(sc->sc_fmtgrp[idx].frame[i]->wHeight)(*(u_int16_t *)(sc->sc_fmtgrp[idx].frame[i]->wHeight)); |
| 1450 | size_is = w * h; |
| 1451 | if (size_is > size_want) |
| 1452 | diff = size_is - size_want; |
| 1453 | else |
| 1454 | diff = size_want - size_is; |
| 1455 | if (i == 0) |
| 1456 | diff_best = diff; |
| 1457 | if (diff <= diff_best) { |
| 1458 | diff_best = diff; |
| 1459 | r->width = w; |
| 1460 | r->height = h; |
| 1461 | r->fidx = i; |
| 1462 | } |
| 1463 | DPRINTF(1, "%s: %s: frame index %d: width=%d, height=%d\n", |
| 1464 | DEVNAME(sc), __func__, i, w, h); |
| 1465 | } |
| 1466 | } |
| 1467 | |
| 1468 | usbd_status |
| 1469 | uvideo_vs_negotiation(struct uvideo_softc *sc, int commit) |
| 1470 | { |
| 1471 | struct usb_video_probe_commit *pc; |
| 1472 | struct uvideo_format_group *fmtgrp; |
| 1473 | struct usb_video_header_desc *hd; |
| 1474 | struct usb_video_frame_desc *frame; |
| 1475 | uint8_t *p, *cur; |
| 1476 | uint8_t probe_data[48]; |
| 1477 | uint32_t frame_ival, nivals, min, max, step, diff; |
| 1478 | usbd_status error; |
| 1479 | int i, ival_bytes, changed = 0; |
| 1480 | |
| 1481 | pc = (struct usb_video_probe_commit *)probe_data; |
| 1482 | |
| 1483 | fmtgrp = sc->sc_fmtgrp_cur; |
| 1484 | |
| 1485 | /* check if the format descriptor contains frame descriptors */ |
| 1486 | if (fmtgrp->frame_num == 0) { |
| 1487 | printf("%s: %s: no frame descriptors found!\n", |
| 1488 | __func__, DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1489 | return (USBD_INVAL); |
| 1490 | } |
| 1491 | |
| 1492 | /* set probe */ |
| 1493 | bzero(probe_data, sizeof(probe_data))__builtin_bzero((probe_data), (sizeof(probe_data))); |
| 1494 | /* hint that dwFrameInterval should be favored over other parameters */ |
| 1495 | USETW(pc->bmHint, 0x1)(*(u_int16_t *)(pc->bmHint) = (0x1)); |
| 1496 | pc->bFormatIndex = fmtgrp->format->bFormatIndex; |
| 1497 | pc->bFrameIndex = fmtgrp->frame_cur->bFrameIndex; |
| 1498 | /* dwFrameInterval: 30fps=333333, 15fps=666666, 10fps=1000000 */ |
| 1499 | frame_ival = UGETDW(fmtgrp->frame_cur->dwDefaultFrameInterval)(*(u_int32_t *)(fmtgrp->frame_cur->dwDefaultFrameInterval )); |
| 1500 | if (sc->sc_frame_rate != 0) { |
| 1501 | frame_ival = 10000000 / sc->sc_frame_rate; |
| 1502 | /* find closest matching interval the device supports */ |
| 1503 | p = (uint8_t *)fmtgrp->frame_cur; |
| 1504 | p += sizeof(struct usb_video_frame_desc); |
| 1505 | nivals = fmtgrp->frame_cur->bFrameIntervalType; |
| 1506 | ival_bytes = fmtgrp->frame_cur->bLength - |
| 1507 | sizeof(struct usb_video_frame_desc); |
| 1508 | if (!nivals && (ival_bytes >= sizeof(uDWord) * 3)) { |
| 1509 | /* continuous */ |
| 1510 | min = UGETDW(p)(*(u_int32_t *)(p)); |
| 1511 | p += sizeof(uDWord); |
| 1512 | max = UGETDW(p)(*(u_int32_t *)(p)); |
| 1513 | p += sizeof(uDWord); |
| 1514 | step = UGETDW(p)(*(u_int32_t *)(p)); |
| 1515 | p += sizeof(uDWord); |
| 1516 | if (frame_ival <= min) |
| 1517 | frame_ival = min; |
| 1518 | else if (frame_ival >= max) |
| 1519 | frame_ival = max; |
| 1520 | else { |
| 1521 | for (i = min; i + step/2 < frame_ival; i+= step) |
| 1522 | ; /* nothing */ |
| 1523 | frame_ival = i; |
| 1524 | } |
| 1525 | } else if (nivals > 0 && ival_bytes >= sizeof(uDWord)) { |
| 1526 | /* discrete */ |
| 1527 | cur = p; |
| 1528 | min = UINT_MAX0xffffffffU; |
| 1529 | for (i = 0; i < nivals; i++) { |
| 1530 | if (ival_bytes < sizeof(uDWord)) { |
| 1531 | /* short descriptor ? */ |
| 1532 | break; |
| 1533 | } |
| 1534 | diff = abs(UGETDW(p)(*(u_int32_t *)(p)) - frame_ival); |
| 1535 | if (diff < min) { |
| 1536 | min = diff; |
| 1537 | cur = p; |
| 1538 | if (diff == 0) |
| 1539 | break; |
| 1540 | } |
| 1541 | p += sizeof(uDWord); |
| 1542 | ival_bytes -= sizeof(uDWord); |
| 1543 | } |
| 1544 | frame_ival = UGETDW(cur)(*(u_int32_t *)(cur)); |
| 1545 | } else { |
| 1546 | DPRINTF(1, "%s: %s: bad frame ival descriptor\n", |
| 1547 | DEVNAME(sc), __func__); |
| 1548 | } |
| 1549 | } |
| 1550 | USETDW(pc->dwFrameInterval, frame_ival)(*(u_int32_t *)(pc->dwFrameInterval) = (frame_ival)); |
| 1551 | error = uvideo_vs_set_probe(sc, probe_data); |
| 1552 | if (error != USBD_NORMAL_COMPLETION) |
| 1553 | return (error); |
| 1554 | |
| 1555 | /* get probe */ |
| 1556 | bzero(probe_data, sizeof(probe_data))__builtin_bzero((probe_data), (sizeof(probe_data))); |
| 1557 | error = uvideo_vs_get_probe(sc, probe_data, GET_CUR0x81); |
| 1558 | if (error != USBD_NORMAL_COMPLETION) |
| 1559 | return (error); |
| 1560 | |
| 1561 | /* check that the format and frame indexes are what we wanted */ |
| 1562 | if (pc->bFormatIndex != fmtgrp->format->bFormatIndex) { |
| 1563 | changed++; |
| 1564 | DPRINTF(1, "%s: %s: wanted format 0x%x, got format 0x%x\n", |
| 1565 | DEVNAME(sc), __func__, fmtgrp->format->bFormatIndex, |
| 1566 | pc->bFormatIndex); |
| 1567 | for (i = 0; i < sc->sc_fmtgrp_num; i++) { |
| 1568 | if (sc->sc_fmtgrp[i].format->bFormatIndex == |
| 1569 | pc->bFormatIndex) { |
| 1570 | fmtgrp = &sc->sc_fmtgrp[i]; |
| 1571 | break; |
| 1572 | } |
| 1573 | } |
| 1574 | if (i == sc->sc_fmtgrp_num) { |
| 1575 | DPRINTF(1, "%s: %s: invalid format index 0x%x\n", |
| 1576 | DEVNAME(sc), __func__, pc->bFormatIndex); |
| 1577 | return (USBD_INVAL); |
| 1578 | } |
| 1579 | } |
| 1580 | if (pc->bFrameIndex != fmtgrp->frame_cur->bFrameIndex) { |
| 1581 | changed++; |
| 1582 | DPRINTF(1, "%s: %s: wanted frame 0x%x, got frame 0x%x\n", |
| 1583 | DEVNAME(sc), __func__, fmtgrp->frame_cur->bFrameIndex, |
| 1584 | pc->bFrameIndex); |
| 1585 | for (i = 0; i < fmtgrp->frame_num; i++) { |
| 1586 | if (fmtgrp->frame[i]->bFrameIndex == pc->bFrameIndex) { |
| 1587 | frame = fmtgrp->frame[i]; |
| 1588 | break; |
| 1589 | } |
| 1590 | } |
| 1591 | if (i == fmtgrp->frame_num) { |
| 1592 | DPRINTF(1, "%s: %s: invalid frame index 0x%x\n", |
| 1593 | DEVNAME(sc), __func__, pc->bFrameIndex); |
| 1594 | return (USBD_INVAL); |
| 1595 | } |
| 1596 | } else |
| 1597 | frame = fmtgrp->frame_cur; |
| 1598 | |
| 1599 | /* |
| 1600 | * Uncompressed formats have fixed bits per pixel, which means |
| 1601 | * the frame buffer size is fixed and can be calculated. Because |
| 1602 | * some devices return incorrect values, always override the |
| 1603 | * the frame size with a calculated value. |
| 1604 | */ |
| 1605 | if (frame->bDescriptorSubtype == UDESCSUB_VS_FRAME_UNCOMPRESSED0x05) { |
| 1606 | USETDW(pc->dwMaxVideoFrameSize,(*(u_int32_t *)(pc->dwMaxVideoFrameSize) = ((*(u_int16_t * )(frame->wWidth)) * (*(u_int16_t *)(frame->wHeight)) * fmtgrp ->format->u.uc.bBitsPerPixel / 8)) |
| 1607 | UGETW(frame->wWidth) * UGETW(frame->wHeight) *(*(u_int32_t *)(pc->dwMaxVideoFrameSize) = ((*(u_int16_t * )(frame->wWidth)) * (*(u_int16_t *)(frame->wHeight)) * fmtgrp ->format->u.uc.bBitsPerPixel / 8)) |
| 1608 | fmtgrp->format->u.uc.bBitsPerPixel / NBBY)(*(u_int32_t *)(pc->dwMaxVideoFrameSize) = ((*(u_int16_t * )(frame->wWidth)) * (*(u_int16_t *)(frame->wHeight)) * fmtgrp ->format->u.uc.bBitsPerPixel / 8)); |
| 1609 | DPRINTF(1, "fixed dwMaxVideoFrameSize=%d, " |
| 1610 | "width=%d height=%d bpp=%d\n", |
| 1611 | UGETDW(pc->dwMaxVideoFrameSize), |
| 1612 | UGETW(frame->wWidth), UGETW(frame->wHeight), |
| 1613 | fmtgrp->format->u.uc.bBitsPerPixel); |
| 1614 | } else { |
| 1615 | /* |
| 1616 | * Some UVC 1.00 devices return dwMaxVideoFrameSize = 0. |
| 1617 | * If so, fix it by format/frame descriptors. |
| 1618 | */ |
| 1619 | hd = sc->sc_desc_vc_header.fix; |
| 1620 | if (UGETDW(pc->dwMaxVideoFrameSize)(*(u_int32_t *)(pc->dwMaxVideoFrameSize)) == 0 && |
| 1621 | UGETW(hd->bcdUVC)(*(u_int16_t *)(hd->bcdUVC)) < 0x0110 ) { |
| 1622 | DPRINTF(1, "%s: dwMaxVideoFrameSize == 0, fixed\n", |
| 1623 | DEVNAME(sc)); |
| 1624 | USETDW(pc->dwMaxVideoFrameSize,(*(u_int32_t *)(pc->dwMaxVideoFrameSize) = ((*(u_int32_t * )(frame->dwMaxVideoFrameBufferSize)))) |
| 1625 | UGETDW(frame->dwMaxVideoFrameBufferSize))(*(u_int32_t *)(pc->dwMaxVideoFrameSize) = ((*(u_int32_t * )(frame->dwMaxVideoFrameBufferSize)))); |
| 1626 | } |
| 1627 | } |
| 1628 | |
| 1629 | /* commit */ |
| 1630 | if (commit) { |
| 1631 | if (changed > 0) { |
| 1632 | /* didn't get the frame format or size we wanted */ |
| 1633 | return (USBD_INVAL); |
| 1634 | } |
| 1635 | error = uvideo_vs_set_commit(sc, probe_data); |
| 1636 | if (error != USBD_NORMAL_COMPLETION) |
| 1637 | return (error); |
| 1638 | } |
| 1639 | |
| 1640 | /* save a copy of probe commit */ |
| 1641 | bcopy(pc, &sc->sc_desc_probe, sizeof(sc->sc_desc_probe)); |
| 1642 | |
| 1643 | return (USBD_NORMAL_COMPLETION); |
| 1644 | } |
| 1645 | |
| 1646 | usbd_status |
| 1647 | uvideo_vs_set_probe(struct uvideo_softc *sc, uint8_t *probe_data) |
| 1648 | { |
| 1649 | usb_device_request_t req; |
| 1650 | usbd_status error; |
| 1651 | uint16_t tmp; |
| 1652 | struct usb_video_probe_commit *pc; |
| 1653 | |
| 1654 | req.bmRequestType = UVIDEO_SET_IF0x21; |
| 1655 | req.bRequest = SET_CUR0x01; |
| 1656 | tmp = VS_PROBE_CONTROL0x01; |
| 1657 | tmp = tmp << 8; |
| 1658 | USETW(req.wValue, tmp)(*(u_int16_t *)(req.wValue) = (tmp)); |
| 1659 | USETW(req.wIndex, sc->sc_vs_cur->iface)(*(u_int16_t *)(req.wIndex) = (sc->sc_vs_cur->iface)); |
| 1660 | USETW(req.wLength, sc->sc_max_ctrl_size)(*(u_int16_t *)(req.wLength) = (sc->sc_max_ctrl_size)); |
| 1661 | |
| 1662 | pc = (struct usb_video_probe_commit *)probe_data; |
| 1663 | |
| 1664 | error = usbd_do_request(sc->sc_udev, &req, probe_data); |
| 1665 | if (error) { |
| 1666 | printf("%s: could not SET probe request: %s\n", |
| 1667 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 1668 | return (USBD_INVAL); |
| 1669 | } |
| 1670 | DPRINTF(1, "%s: SET probe request successfully\n", DEVNAME(sc)); |
| 1671 | |
| 1672 | DPRINTF(1, "bmHint=0x%02x\n", UGETW(pc->bmHint)); |
| 1673 | DPRINTF(1, "bFormatIndex=0x%02x\n", pc->bFormatIndex); |
| 1674 | DPRINTF(1, "bFrameIndex=0x%02x\n", pc->bFrameIndex); |
| 1675 | DPRINTF(1, "dwFrameInterval=%d (100ns units)\n", |
| 1676 | UGETDW(pc->dwFrameInterval)); |
| 1677 | DPRINTF(1, "wKeyFrameRate=%d\n", UGETW(pc->wKeyFrameRate)); |
| 1678 | DPRINTF(1, "wPFrameRate=%d\n", UGETW(pc->wPFrameRate)); |
| 1679 | DPRINTF(1, "wCompQuality=%d\n", UGETW(pc->wCompQuality)); |
| 1680 | DPRINTF(1, "wCompWindowSize=%d\n", UGETW(pc->wCompWindowSize)); |
| 1681 | DPRINTF(1, "wDelay=%d (ms)\n", UGETW(pc->wDelay)); |
| 1682 | DPRINTF(1, "dwMaxVideoFrameSize=%d (bytes)\n", |
| 1683 | UGETDW(pc->dwMaxVideoFrameSize)); |
| 1684 | DPRINTF(1, "dwMaxPayloadTransferSize=%d (bytes)\n", |
| 1685 | UGETDW(pc->dwMaxPayloadTransferSize)); |
| 1686 | |
| 1687 | return (USBD_NORMAL_COMPLETION); |
| 1688 | } |
| 1689 | |
| 1690 | usbd_status |
| 1691 | uvideo_vs_get_probe(struct uvideo_softc *sc, uint8_t *probe_data, |
| 1692 | uint8_t request) |
| 1693 | { |
| 1694 | usb_device_request_t req; |
| 1695 | usbd_status error; |
| 1696 | uint16_t tmp; |
| 1697 | struct usb_video_probe_commit *pc; |
| 1698 | |
| 1699 | req.bmRequestType = UVIDEO_GET_IF0xa1; |
| 1700 | req.bRequest = request; |
| 1701 | tmp = VS_PROBE_CONTROL0x01; |
| 1702 | tmp = tmp << 8; |
| 1703 | USETW(req.wValue, tmp)(*(u_int16_t *)(req.wValue) = (tmp)); |
| 1704 | USETW(req.wIndex, sc->sc_vs_cur->iface)(*(u_int16_t *)(req.wIndex) = (sc->sc_vs_cur->iface)); |
| 1705 | USETW(req.wLength, sc->sc_max_ctrl_size)(*(u_int16_t *)(req.wLength) = (sc->sc_max_ctrl_size)); |
| 1706 | |
| 1707 | pc = (struct usb_video_probe_commit *)probe_data; |
| 1708 | |
| 1709 | error = usbd_do_request(sc->sc_udev, &req, probe_data); |
| 1710 | if (error) { |
| 1711 | printf("%s: could not GET probe request: %s\n", |
| 1712 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 1713 | return (USBD_INVAL); |
| 1714 | } |
| 1715 | DPRINTF(1, "%s: GET probe request successfully\n", DEVNAME(sc)); |
| 1716 | |
| 1717 | DPRINTF(1, "bmHint=0x%02x\n", UGETW(pc->bmHint)); |
| 1718 | DPRINTF(1, "bFormatIndex=0x%02x\n", pc->bFormatIndex); |
| 1719 | DPRINTF(1, "bFrameIndex=0x%02x\n", pc->bFrameIndex); |
| 1720 | DPRINTF(1, "dwFrameInterval=%d (100ns units)\n", |
| 1721 | UGETDW(pc->dwFrameInterval)); |
| 1722 | DPRINTF(1, "wKeyFrameRate=%d\n", UGETW(pc->wKeyFrameRate)); |
| 1723 | DPRINTF(1, "wPFrameRate=%d\n", UGETW(pc->wPFrameRate)); |
| 1724 | DPRINTF(1, "wCompQuality=%d\n", UGETW(pc->wCompQuality)); |
| 1725 | DPRINTF(1, "wCompWindowSize=%d\n", UGETW(pc->wCompWindowSize)); |
| 1726 | DPRINTF(1, "wDelay=%d (ms)\n", UGETW(pc->wDelay)); |
| 1727 | DPRINTF(1, "dwMaxVideoFrameSize=%d (bytes)\n", |
| 1728 | UGETDW(pc->dwMaxVideoFrameSize)); |
| 1729 | DPRINTF(1, "dwMaxPayloadTransferSize=%d (bytes)\n", |
| 1730 | UGETDW(pc->dwMaxPayloadTransferSize)); |
| 1731 | |
| 1732 | return (USBD_NORMAL_COMPLETION); |
| 1733 | } |
| 1734 | |
| 1735 | usbd_status |
| 1736 | uvideo_vs_set_commit(struct uvideo_softc *sc, uint8_t *probe_data) |
| 1737 | { |
| 1738 | usb_device_request_t req; |
| 1739 | usbd_status error; |
| 1740 | uint16_t tmp; |
| 1741 | |
| 1742 | req.bmRequestType = UVIDEO_SET_IF0x21; |
| 1743 | req.bRequest = SET_CUR0x01; |
| 1744 | tmp = VS_COMMIT_CONTROL0x02; |
| 1745 | tmp = tmp << 8; |
| 1746 | USETW(req.wValue, tmp)(*(u_int16_t *)(req.wValue) = (tmp)); |
| 1747 | USETW(req.wIndex, sc->sc_vs_cur->iface)(*(u_int16_t *)(req.wIndex) = (sc->sc_vs_cur->iface)); |
| 1748 | USETW(req.wLength, sc->sc_max_ctrl_size)(*(u_int16_t *)(req.wLength) = (sc->sc_max_ctrl_size)); |
| 1749 | |
| 1750 | error = usbd_do_request(sc->sc_udev, &req, probe_data); |
| 1751 | if (error) { |
| 1752 | printf("%s: could not SET commit request: %s\n", |
| 1753 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 1754 | return (USBD_INVAL); |
| 1755 | } |
| 1756 | DPRINTF(1, "%s: SET commit request successfully\n", DEVNAME(sc)); |
| 1757 | |
| 1758 | return (USBD_NORMAL_COMPLETION); |
| 1759 | } |
| 1760 | |
| 1761 | usbd_status |
| 1762 | uvideo_vs_alloc_frame(struct uvideo_softc *sc) |
| 1763 | { |
| 1764 | struct uvideo_frame_buffer *fb = &sc->sc_frame_buffer; |
| 1765 | |
| 1766 | fb->buf_size = UGETDW(sc->sc_desc_probe.dwMaxVideoFrameSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxVideoFrameSize)); |
| 1767 | |
| 1768 | /* don't overflow the upper layer frame buffer */ |
| 1769 | if (sc->sc_max_fbuf_size < fb->buf_size && |
| 1770 | sc->sc_mmap_flag == 0) { |
| 1771 | printf("%s: software video buffer is too small!\n", |
| 1772 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1773 | return (USBD_NOMEM); |
| 1774 | } |
| 1775 | |
| 1776 | fb->buf = malloc(fb->buf_size, M_USBDEV102, M_NOWAIT0x0002); |
| 1777 | if (fb->buf == NULL((void *)0)) { |
| 1778 | printf("%s: can't allocate frame buffer!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1779 | return (USBD_NOMEM); |
| 1780 | } |
| 1781 | |
| 1782 | DPRINTF(1, "%s: %s: allocated %d bytes frame buffer\n", |
| 1783 | DEVNAME(sc), __func__, fb->buf_size); |
| 1784 | |
| 1785 | fb->sample = 0; |
| 1786 | fb->fid = 0; |
| 1787 | fb->offset = 0; |
| 1788 | fb->fmt_flags = sc->sc_fmtgrp_cur->frame_cur->bDescriptorSubtype == |
| 1789 | UDESCSUB_VS_FRAME_UNCOMPRESSED0x05 ? 0 : V4L2_FMT_FLAG_COMPRESSED0x0001; |
| 1790 | |
| 1791 | return (USBD_NORMAL_COMPLETION); |
| 1792 | } |
| 1793 | |
| 1794 | void |
| 1795 | uvideo_vs_free_frame(struct uvideo_softc *sc) |
| 1796 | { |
| 1797 | struct uvideo_frame_buffer *fb = &sc->sc_frame_buffer; |
| 1798 | |
| 1799 | if (fb->buf != NULL((void *)0)) { |
| 1800 | free(fb->buf, M_USBDEV102, fb->buf_size); |
| 1801 | fb->buf = NULL((void *)0); |
| 1802 | } |
| 1803 | |
| 1804 | if (sc->sc_mmap_buffer != NULL((void *)0)) { |
| 1805 | free(sc->sc_mmap_buffer, M_USBDEV102, sc->sc_mmap_buffer_size); |
| 1806 | sc->sc_mmap_buffer = NULL((void *)0); |
| 1807 | sc->sc_mmap_buffer_size = 0; |
| 1808 | } |
| 1809 | |
| 1810 | while (!SIMPLEQ_EMPTY(&sc->sc_mmap_q)(((&sc->sc_mmap_q)->sqh_first) == ((void *)0))) |
| 1811 | SIMPLEQ_REMOVE_HEAD(&sc->sc_mmap_q, q_frames)do { if (((&sc->sc_mmap_q)->sqh_first = (&sc-> sc_mmap_q)->sqh_first->q_frames.sqe_next) == ((void *)0 )) (&sc->sc_mmap_q)->sqh_last = &(&sc->sc_mmap_q )->sqh_first; } while (0); |
| 1812 | |
| 1813 | sc->sc_mmap_count = 0; |
| 1814 | } |
| 1815 | |
| 1816 | usbd_status |
| 1817 | uvideo_vs_alloc_isoc(struct uvideo_softc *sc) |
| 1818 | { |
| 1819 | int size, i; |
| 1820 | |
| 1821 | DPRINTF(1, "%s: %s\n", DEVNAME(sc), __func__); |
| 1822 | |
| 1823 | for (i = 0; i < UVIDEO_IXFERS3; i++) { |
| 1824 | sc->sc_vs_cur->ixfer[i].sc = sc; |
| 1825 | |
| 1826 | sc->sc_vs_cur->ixfer[i].xfer = usbd_alloc_xfer(sc->sc_udev); |
| 1827 | if (sc->sc_vs_cur->ixfer[i].xfer == NULL((void *)0)) { |
| 1828 | printf("%s: could not allocate isoc VS xfer!\n", |
| 1829 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1830 | return (USBD_NOMEM); |
| 1831 | } |
| 1832 | |
| 1833 | size = sc->sc_vs_cur->psize * sc->sc_nframes; |
| 1834 | |
| 1835 | sc->sc_vs_cur->ixfer[i].buf = |
| 1836 | usbd_alloc_buffer(sc->sc_vs_cur->ixfer[i].xfer, size); |
| 1837 | if (sc->sc_vs_cur->ixfer[i].buf == NULL((void *)0)) { |
| 1838 | printf("%s: could not allocate isoc VS buffer!\n", |
| 1839 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1840 | return (USBD_NOMEM); |
| 1841 | } |
| 1842 | DPRINTF(1, "%s: allocated %d bytes isoc VS xfer buffer\n", |
| 1843 | DEVNAME(sc), size); |
| 1844 | } |
| 1845 | |
| 1846 | return (USBD_NORMAL_COMPLETION); |
| 1847 | } |
| 1848 | |
| 1849 | usbd_status |
| 1850 | uvideo_vs_alloc_bulk(struct uvideo_softc *sc) |
| 1851 | { |
| 1852 | int size; |
| 1853 | |
| 1854 | sc->sc_vs_cur->bxfer.sc = sc; |
| 1855 | |
| 1856 | sc->sc_vs_cur->bxfer.xfer = usbd_alloc_xfer(sc->sc_udev); |
| 1857 | if (sc->sc_vs_cur->bxfer.xfer == NULL((void *)0)) { |
| 1858 | printf("%s: could not allocate bulk VS xfer!\n", |
| 1859 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1860 | return (USBD_NOMEM); |
| 1861 | } |
| 1862 | |
| 1863 | size = UGETDW(sc->sc_desc_probe.dwMaxPayloadTransferSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxPayloadTransferSize )); |
| 1864 | |
| 1865 | sc->sc_vs_cur->bxfer.buf = |
| 1866 | usbd_alloc_buffer(sc->sc_vs_cur->bxfer.xfer, size); |
| 1867 | if (sc->sc_vs_cur->bxfer.buf == NULL((void *)0)) { |
| 1868 | printf("%s: could not allocate bulk VS buffer!\n", |
| 1869 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1870 | return (USBD_NOMEM); |
| 1871 | } |
| 1872 | DPRINTF(1, "%s: allocated %d bytes bulk VS xfer buffer\n", |
| 1873 | DEVNAME(sc), size); |
| 1874 | |
| 1875 | return (USBD_NORMAL_COMPLETION); |
| 1876 | } |
| 1877 | |
| 1878 | void |
| 1879 | uvideo_vs_free_isoc(struct uvideo_softc *sc) |
| 1880 | { |
| 1881 | int i; |
| 1882 | |
| 1883 | DPRINTF(1, "%s: %s\n", DEVNAME(sc), __func__); |
| 1884 | |
| 1885 | for (i = 0; i < UVIDEO_IXFERS3; i++) { |
| 1886 | if (sc->sc_vs_cur->ixfer[i].buf != NULL((void *)0)) { |
| 1887 | usbd_free_buffer(sc->sc_vs_cur->ixfer[i].xfer); |
| 1888 | sc->sc_vs_cur->ixfer[i].buf = NULL((void *)0); |
| 1889 | } |
| 1890 | |
| 1891 | if (sc->sc_vs_cur->ixfer[i].xfer != NULL((void *)0)) { |
| 1892 | usbd_free_xfer(sc->sc_vs_cur->ixfer[i].xfer); |
| 1893 | sc->sc_vs_cur->ixfer[i].xfer = NULL((void *)0); |
| 1894 | } |
| 1895 | } |
| 1896 | } |
| 1897 | |
| 1898 | void |
| 1899 | uvideo_vs_free_bulk(struct uvideo_softc *sc) |
| 1900 | { |
| 1901 | if (sc->sc_vs_cur->bxfer.buf != NULL((void *)0)) { |
| 1902 | usbd_free_buffer(sc->sc_vs_cur->bxfer.xfer); |
| 1903 | sc->sc_vs_cur->bxfer.buf = NULL((void *)0); |
| 1904 | } |
| 1905 | |
| 1906 | if (sc->sc_vs_cur->bxfer.xfer != NULL((void *)0)) { |
| 1907 | usbd_free_xfer(sc->sc_vs_cur->bxfer.xfer); |
| 1908 | sc->sc_vs_cur->bxfer.xfer = NULL((void *)0); |
| 1909 | } |
| 1910 | } |
| 1911 | |
| 1912 | usbd_status |
| 1913 | uvideo_vs_open(struct uvideo_softc *sc) |
| 1914 | { |
| 1915 | usb_endpoint_descriptor_t *ed; |
| 1916 | usbd_status error; |
| 1917 | uint32_t dwMaxVideoFrameSize; |
| 1918 | |
| 1919 | DPRINTF(1, "%s: %s\n", DEVNAME(sc), __func__); |
| 1920 | |
| 1921 | if (sc->sc_negotiated_flag == 0) { |
| 1922 | /* do device negotiation with commit */ |
| 1923 | error = uvideo_vs_negotiation(sc, 1); |
| 1924 | if (error != USBD_NORMAL_COMPLETION) |
| 1925 | return (error); |
| 1926 | } |
| 1927 | |
| 1928 | error = uvideo_vs_set_alt(sc, sc->sc_vs_cur->ifaceh, |
| 1929 | UGETDW(sc->sc_desc_probe.dwMaxPayloadTransferSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxPayloadTransferSize ))); |
| 1930 | if (error != USBD_NORMAL_COMPLETION) { |
| 1931 | printf("%s: could not set alternate interface!\n", |
| 1932 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1933 | return (error); |
| 1934 | } |
| 1935 | |
| 1936 | /* double check if we can access the selected endpoint descriptor */ |
| 1937 | ed = usbd_get_endpoint_descriptor(sc->sc_vs_cur->ifaceh, |
| 1938 | sc->sc_vs_cur->endpoint); |
| 1939 | if (ed == NULL((void *)0)) { |
| 1940 | printf("%s: no endpoint descriptor for VS iface\n", |
| 1941 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 1942 | return (USBD_INVAL); |
| 1943 | } |
| 1944 | |
| 1945 | DPRINTF(1, "%s: open pipe for bEndpointAddress=0x%02x\n", |
| 1946 | DEVNAME(sc), sc->sc_vs_cur->endpoint); |
| 1947 | error = usbd_open_pipe( |
| 1948 | sc->sc_vs_cur->ifaceh, |
| 1949 | sc->sc_vs_cur->endpoint, |
| 1950 | USBD_EXCLUSIVE_USE0x01, |
| 1951 | &sc->sc_vs_cur->pipeh); |
| 1952 | if (error != USBD_NORMAL_COMPLETION) { |
| 1953 | printf("%s: could not open VS pipe: %s\n", |
| 1954 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 1955 | return (error); |
| 1956 | } |
| 1957 | |
| 1958 | /* calculate optimal isoc xfer size */ |
| 1959 | if (strcmp(sc->sc_udev->bus->bdev.dv_cfdata->cf_driver->cd_name, |
| 1960 | "ohci") == 0) { |
| 1961 | /* ohci workaround */ |
| 1962 | sc->sc_nframes = 8; |
| 1963 | } else { |
| 1964 | dwMaxVideoFrameSize = |
| 1965 | UGETDW(sc->sc_desc_probe.dwMaxVideoFrameSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxVideoFrameSize)); |
| 1966 | sc->sc_nframes = (dwMaxVideoFrameSize + sc->sc_vs_cur->psize - |
| 1967 | 1) / sc->sc_vs_cur->psize; |
| 1968 | } |
| 1969 | if (sc->sc_nframes > UVIDEO_NFRAMES_MAX40) |
| 1970 | sc->sc_nframes = UVIDEO_NFRAMES_MAX40; |
| 1971 | DPRINTF(1, "%s: nframes=%d\n", DEVNAME(sc), sc->sc_nframes); |
| 1972 | |
| 1973 | return (USBD_NORMAL_COMPLETION); |
| 1974 | } |
| 1975 | |
| 1976 | void |
| 1977 | uvideo_vs_close(struct uvideo_softc *sc) |
| 1978 | { |
| 1979 | if (sc->sc_vs_cur->bulk_running == 1) { |
| 1980 | sc->sc_vs_cur->bulk_running = 0; |
| 1981 | usbd_ref_wait(sc->sc_udev); |
| 1982 | } |
| 1983 | |
| 1984 | if (sc->sc_vs_cur->pipeh) { |
| 1985 | usbd_close_pipe(sc->sc_vs_cur->pipeh); |
| 1986 | sc->sc_vs_cur->pipeh = NULL((void *)0); |
| 1987 | } |
| 1988 | |
| 1989 | /* |
| 1990 | * Some devices need time to shutdown before we switch back to |
| 1991 | * the default interface (0). Not doing so can leave the device |
| 1992 | * back in a undefined condition. |
| 1993 | */ |
| 1994 | usbd_delay_ms(sc->sc_udev, 100); |
| 1995 | |
| 1996 | /* switch back to default interface (turns off cam LED) */ |
| 1997 | (void)usbd_set_interface(sc->sc_vs_cur->ifaceh, 0); |
| 1998 | } |
| 1999 | |
| 2000 | usbd_status |
| 2001 | uvideo_vs_init(struct uvideo_softc *sc) |
| 2002 | { |
| 2003 | usbd_status error; |
| 2004 | |
| 2005 | /* open video stream pipe */ |
| 2006 | error = uvideo_vs_open(sc); |
| 2007 | if (error != USBD_NORMAL_COMPLETION) |
| 2008 | return (USBD_INVAL); |
| 2009 | |
| 2010 | /* allocate video stream xfer buffer */ |
| 2011 | if (sc->sc_vs_cur->bulk_endpoint) |
| 2012 | error = uvideo_vs_alloc_bulk(sc); |
| 2013 | else |
| 2014 | error = uvideo_vs_alloc_isoc(sc); |
| 2015 | if (error != USBD_NORMAL_COMPLETION) |
| 2016 | return (USBD_INVAL); |
| 2017 | |
| 2018 | /* allocate video stream frame buffer */ |
| 2019 | error = uvideo_vs_alloc_frame(sc); |
| 2020 | if (error != USBD_NORMAL_COMPLETION) |
| 2021 | return (USBD_INVAL); |
| 2022 | #ifdef UVIDEO_DUMP |
| 2023 | if (uvideo_debug_file_open(sc) != 0) |
| 2024 | return (USBD_INVAL); |
| 2025 | usb_init_task(&sc->sc_task_write, uvideo_debug_file_write_frame, sc,((&sc->sc_task_write)->fun = (uvideo_debug_file_write_frame ), (&sc->sc_task_write)->arg = (sc), (&sc->sc_task_write )->type = (0), (&sc->sc_task_write)->state = 0x0 ) |
| 2026 | USB_TASK_TYPE_GENERIC)((&sc->sc_task_write)->fun = (uvideo_debug_file_write_frame ), (&sc->sc_task_write)->arg = (sc), (&sc->sc_task_write )->type = (0), (&sc->sc_task_write)->state = 0x0 ); |
| 2027 | #endif |
| 2028 | return (USBD_NORMAL_COMPLETION); |
| 2029 | } |
| 2030 | |
| 2031 | int |
| 2032 | uvideo_vs_start_bulk(struct uvideo_softc *sc) |
| 2033 | { |
| 2034 | int error; |
| 2035 | |
| 2036 | sc->sc_vs_cur->bulk_running = 1; |
| 2037 | |
| 2038 | error = kthread_create(uvideo_vs_start_bulk_thread, sc, NULL((void *)0), |
| 2039 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 2040 | if (error) { |
| 2041 | printf("%s: can't create kernel thread!", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 2042 | return (error); |
| 2043 | } |
| 2044 | |
| 2045 | return (0); |
| 2046 | } |
| 2047 | |
| 2048 | void |
| 2049 | uvideo_vs_start_bulk_thread(void *arg) |
| 2050 | { |
| 2051 | struct uvideo_softc *sc = arg; |
| 2052 | usbd_status error; |
| 2053 | int size; |
| 2054 | |
| 2055 | usbd_ref_incr(sc->sc_udev); |
| 2056 | while (sc->sc_vs_cur->bulk_running) { |
| 2057 | size = UGETDW(sc->sc_desc_probe.dwMaxPayloadTransferSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxPayloadTransferSize )); |
| 2058 | |
| 2059 | usbd_setup_xfer( |
| 2060 | sc->sc_vs_cur->bxfer.xfer, |
| 2061 | sc->sc_vs_cur->pipeh, |
| 2062 | 0, |
| 2063 | sc->sc_vs_cur->bxfer.buf, |
| 2064 | size, |
| 2065 | USBD_NO_COPY0x01 | USBD_SHORT_XFER_OK0x04 | USBD_SYNCHRONOUS0x02, |
| 2066 | 0, |
| 2067 | NULL((void *)0)); |
| 2068 | error = usbd_transfer(sc->sc_vs_cur->bxfer.xfer); |
| 2069 | if (error != USBD_NORMAL_COMPLETION) { |
| 2070 | DPRINTF(1, "%s: error in bulk xfer: %s!\n", |
| 2071 | DEVNAME(sc), usbd_errstr(error)); |
| 2072 | break; |
| 2073 | } |
| 2074 | |
| 2075 | DPRINTF(2, "%s: *** buffer len = %d\n", DEVNAME(sc), size); |
| 2076 | |
| 2077 | (void)sc->sc_decode_stream_header(sc, |
| 2078 | sc->sc_vs_cur->bxfer.buf, size); |
| 2079 | } |
| 2080 | usbd_ref_decr(sc->sc_udev); |
| 2081 | |
| 2082 | kthread_exit(0); |
| 2083 | } |
| 2084 | |
| 2085 | void |
| 2086 | uvideo_vs_start_isoc(struct uvideo_softc *sc) |
| 2087 | { |
| 2088 | int i; |
| 2089 | |
| 2090 | for (i = 0; i < UVIDEO_IXFERS3; i++) |
| 2091 | uvideo_vs_start_isoc_ixfer(sc, &sc->sc_vs_cur->ixfer[i]); |
| 2092 | } |
| 2093 | |
| 2094 | void |
| 2095 | uvideo_vs_start_isoc_ixfer(struct uvideo_softc *sc, |
| 2096 | struct uvideo_isoc_xfer *ixfer) |
| 2097 | { |
| 2098 | int i; |
| 2099 | usbd_status error; |
| 2100 | |
| 2101 | DPRINTF(2, "%s: %s\n", DEVNAME(sc), __func__); |
| 2102 | |
| 2103 | if (usbd_is_dying(sc->sc_udev)) |
| 2104 | return; |
| 2105 | |
| 2106 | for (i = 0; i < sc->sc_nframes; i++) |
| 2107 | ixfer->size[i] = sc->sc_vs_cur->psize; |
| 2108 | |
| 2109 | usbd_setup_isoc_xfer( |
| 2110 | ixfer->xfer, |
| 2111 | sc->sc_vs_cur->pipeh, |
| 2112 | ixfer, |
| 2113 | ixfer->size, |
| 2114 | sc->sc_nframes, |
| 2115 | USBD_NO_COPY0x01 | USBD_SHORT_XFER_OK0x04, |
| 2116 | uvideo_vs_cb); |
| 2117 | |
| 2118 | error = usbd_transfer(ixfer->xfer); |
| 2119 | if (error && error != USBD_IN_PROGRESS) { |
| 2120 | DPRINTF(1, "%s: usbd_transfer error=%s!\n", |
| 2121 | DEVNAME(sc), usbd_errstr(error)); |
| 2122 | } |
| 2123 | } |
| 2124 | |
| 2125 | void |
| 2126 | uvideo_vs_cb(struct usbd_xfer *xfer, void *priv, |
| 2127 | usbd_status status) |
| 2128 | { |
| 2129 | struct uvideo_isoc_xfer *ixfer = priv; |
| 2130 | struct uvideo_softc *sc = ixfer->sc; |
| 2131 | int len, i, frame_size; |
| 2132 | uint8_t *frame; |
| 2133 | usbd_status error; |
| 2134 | |
| 2135 | DPRINTF(2, "%s: %s\n", DEVNAME(sc), __func__); |
| 2136 | |
| 2137 | if (status != USBD_NORMAL_COMPLETION) { |
| 2138 | DPRINTF(1, "%s: %s: %s\n", DEVNAME(sc), __func__, |
| 2139 | usbd_errstr(status)); |
| 2140 | return; |
| 2141 | } |
| 2142 | usbd_get_xfer_status(xfer, NULL((void *)0), NULL((void *)0), &len, NULL((void *)0)); |
| 2143 | |
| 2144 | DPRINTF(2, "%s: *** buffer len = %d\n", DEVNAME(sc), len); |
| 2145 | if (len == 0) |
| 2146 | goto skip; |
| 2147 | |
| 2148 | for (i = 0; i < sc->sc_nframes; i++) { |
| 2149 | frame = ixfer->buf + (i * sc->sc_vs_cur->psize); |
| 2150 | frame_size = ixfer->size[i]; |
| 2151 | |
| 2152 | if (frame_size == 0) |
| 2153 | /* frame is empty */ |
| 2154 | continue; |
| 2155 | |
| 2156 | error = sc->sc_decode_stream_header(sc, frame, frame_size); |
| 2157 | if (error == USBD_CANCELLED) |
| 2158 | break; |
| 2159 | } |
| 2160 | |
| 2161 | skip: /* setup new transfer */ |
| 2162 | uvideo_vs_start_isoc_ixfer(sc, ixfer); |
| 2163 | } |
| 2164 | |
| 2165 | usbd_status |
| 2166 | uvideo_vs_decode_stream_header(struct uvideo_softc *sc, uint8_t *frame, |
| 2167 | int frame_size) |
| 2168 | { |
| 2169 | struct uvideo_frame_buffer *fb = &sc->sc_frame_buffer; |
| 2170 | struct usb_video_stream_header *sh; |
| 2171 | int sample_len; |
| 2172 | |
| 2173 | if (frame_size < UVIDEO_SH_MIN_LEN2) |
| 2174 | /* frame too small to contain a valid stream header */ |
| 2175 | return (USBD_INVAL); |
| 2176 | |
| 2177 | sh = (struct usb_video_stream_header *)frame; |
| 2178 | |
| 2179 | DPRINTF(2, "%s: stream header len = %d\n", DEVNAME(sc), sh->bLength); |
| 2180 | |
| 2181 | if (sh->bLength > UVIDEO_SH_MAX_LEN12 || sh->bLength < UVIDEO_SH_MIN_LEN2) |
| 2182 | /* invalid header size */ |
| 2183 | return (USBD_INVAL); |
| 2184 | if (sh->bLength == frame_size && !(sh->bFlags & UVIDEO_SH_FLAG_EOF(1 << 1))) { |
| 2185 | /* stream header without payload and no EOF */ |
| 2186 | return (USBD_INVAL); |
| 2187 | } |
| 2188 | if (sh->bFlags & UVIDEO_SH_FLAG_ERR(1 << 6)) { |
| 2189 | /* stream error, skip xfer */ |
| 2190 | DPRINTF(1, "%s: %s: stream error!\n", DEVNAME(sc), __func__); |
| 2191 | return (USBD_CANCELLED); |
| 2192 | } |
| 2193 | |
| 2194 | DPRINTF(2, "%s: frame_size = %d\n", DEVNAME(sc), frame_size); |
| 2195 | |
| 2196 | if (sh->bFlags & UVIDEO_SH_FLAG_FID(1 << 0)) { |
| 2197 | DPRINTF(2, "%s: %s: FID ON (0x%02x)\n", |
| 2198 | DEVNAME(sc), __func__, |
| 2199 | sh->bFlags & UVIDEO_SH_FLAG_FID); |
| 2200 | } else { |
| 2201 | DPRINTF(2, "%s: %s: FID OFF (0x%02x)\n", |
| 2202 | DEVNAME(sc), __func__, |
| 2203 | sh->bFlags & UVIDEO_SH_FLAG_FID); |
| 2204 | } |
| 2205 | |
| 2206 | if (fb->sample == 0) { |
| 2207 | /* first sample for a frame */ |
| 2208 | fb->sample = 1; |
| 2209 | fb->fid = sh->bFlags & UVIDEO_SH_FLAG_FID(1 << 0); |
| 2210 | fb->offset = 0; |
| 2211 | } else { |
| 2212 | /* continues sample for a frame, check consistency */ |
| 2213 | if (fb->fid != (sh->bFlags & UVIDEO_SH_FLAG_FID(1 << 0))) { |
| 2214 | DPRINTF(1, "%s: %s: wrong FID, ignore last frame!\n", |
| 2215 | DEVNAME(sc), __func__); |
| 2216 | fb->sample = 1; |
| 2217 | fb->fid = sh->bFlags & UVIDEO_SH_FLAG_FID(1 << 0); |
| 2218 | fb->offset = 0; |
| 2219 | } |
| 2220 | } |
| 2221 | |
| 2222 | /* save sample */ |
| 2223 | sample_len = frame_size - sh->bLength; |
| 2224 | if ((fb->offset + sample_len) <= fb->buf_size) { |
| 2225 | bcopy(frame + sh->bLength, fb->buf + fb->offset, sample_len); |
| 2226 | fb->offset += sample_len; |
| 2227 | } |
| 2228 | |
| 2229 | if (sh->bFlags & UVIDEO_SH_FLAG_EOF(1 << 1)) { |
| 2230 | /* got a full frame */ |
| 2231 | DPRINTF(2, "%s: %s: EOF (frame size = %d bytes)\n", |
| 2232 | DEVNAME(sc), __func__, fb->offset); |
| 2233 | |
| 2234 | if (fb->offset > fb->buf_size) { |
| 2235 | DPRINTF(1, "%s: %s: frame too large, skipped!\n", |
| 2236 | DEVNAME(sc), __func__); |
| 2237 | } else if (fb->offset < fb->buf_size && |
| 2238 | !(fb->fmt_flags & V4L2_FMT_FLAG_COMPRESSED0x0001)) { |
| 2239 | DPRINTF(1, "%s: %s: frame too small, skipped!\n", |
| 2240 | DEVNAME(sc), __func__); |
| 2241 | } else { |
| 2242 | #ifdef UVIDEO_DUMP |
| 2243 | /* do the file write in process context */ |
| 2244 | usb_rem_task(sc->sc_udev, &sc->sc_task_write); |
| 2245 | usb_add_task(sc->sc_udev, &sc->sc_task_write); |
| 2246 | #endif |
| 2247 | if (sc->sc_mmap_flag) { |
| 2248 | /* mmap */ |
| 2249 | if (uvideo_mmap_queue(sc, fb->buf, fb->offset)) |
| 2250 | return (USBD_NOMEM); |
| 2251 | } else { |
| 2252 | /* read */ |
| 2253 | uvideo_read(sc, fb->buf, fb->offset); |
| 2254 | } |
| 2255 | } |
| 2256 | |
| 2257 | fb->sample = 0; |
| 2258 | fb->fid = 0; |
| 2259 | } |
| 2260 | |
| 2261 | return (USBD_NORMAL_COMPLETION); |
| 2262 | } |
| 2263 | |
| 2264 | /* |
| 2265 | * XXX Doesn't work yet. Fix it! |
| 2266 | * |
| 2267 | * The iSight first generation device uses a own, non-standard streaming |
| 2268 | * protocol. The stream header is just sent once per image and looks |
| 2269 | * like following: |
| 2270 | * |
| 2271 | * uByte header length |
| 2272 | * uByte flags |
| 2273 | * uByte magic1[4] always "11223344" |
| 2274 | * uByte magic2[8] always "deadbeefdeadface" |
| 2275 | * uByte unknown[16] |
| 2276 | * |
| 2277 | * Sometimes the stream header is prefixed by a unknown byte. Therefore |
| 2278 | * we check for the magic value on two offsets. |
| 2279 | */ |
| 2280 | usbd_status |
| 2281 | uvideo_vs_decode_stream_header_isight(struct uvideo_softc *sc, uint8_t *frame, |
| 2282 | int frame_size) |
| 2283 | { |
| 2284 | struct uvideo_frame_buffer *fb = &sc->sc_frame_buffer; |
| 2285 | int sample_len, header = 0; |
| 2286 | uint8_t magic[] = { |
| 2287 | 0x11, 0x22, 0x33, 0x44, |
| 2288 | 0xde, 0xad, 0xbe, 0xef, 0xde, 0xad, 0xfa, 0xce }; |
| 2289 | |
| 2290 | if (frame_size > 13 && !memcmp(&frame[2], magic, 12)__builtin_memcmp((&frame[2]), (magic), (12))) |
| 2291 | header = 1; |
| 2292 | if (frame_size > 14 && !memcmp(&frame[3], magic, 12)__builtin_memcmp((&frame[3]), (magic), (12))) |
| 2293 | header = 1; |
| 2294 | |
| 2295 | if (header && fb->fid == 0) { |
| 2296 | fb->fid = 1; |
| 2297 | return (USBD_NORMAL_COMPLETION); |
| 2298 | } |
| 2299 | |
| 2300 | if (header) { |
| 2301 | if (sc->sc_mmap_flag) { |
| 2302 | /* mmap */ |
| 2303 | if (uvideo_mmap_queue(sc, fb->buf, fb->offset)) |
| 2304 | return (USBD_NOMEM); |
| 2305 | } else { |
| 2306 | /* read */ |
| 2307 | uvideo_read(sc, fb->buf, fb->offset); |
| 2308 | } |
| 2309 | fb->offset = 0; |
| 2310 | } else { |
| 2311 | /* save sample */ |
| 2312 | sample_len = frame_size; |
| 2313 | if ((fb->offset + sample_len) <= fb->buf_size) { |
| 2314 | bcopy(frame, fb->buf + fb->offset, sample_len); |
| 2315 | fb->offset += sample_len; |
| 2316 | } |
| 2317 | } |
| 2318 | |
| 2319 | return (USBD_NORMAL_COMPLETION); |
| 2320 | } |
| 2321 | |
| 2322 | int |
| 2323 | uvideo_mmap_queue(struct uvideo_softc *sc, uint8_t *buf, int len) |
| 2324 | { |
| 2325 | int i; |
| 2326 | |
| 2327 | if (sc->sc_mmap_count == 0 || sc->sc_mmap_buffer == NULL((void *)0)) |
| 2328 | panic("%s: mmap buffers not allocated", __func__); |
| 2329 | |
| 2330 | /* find a buffer which is ready for queueing */ |
| 2331 | for (i = 0; i < sc->sc_mmap_count; i++) { |
| 2332 | if (sc->sc_mmap[i].v4l2_buf.flags & V4L2_BUF_FLAG_QUEUED0x00000002) |
| 2333 | break; |
| 2334 | } |
| 2335 | if (i == sc->sc_mmap_count) { |
| 2336 | DPRINTF(1, "%s: %s: mmap queue is full!", |
| 2337 | DEVNAME(sc), __func__); |
| 2338 | return ENOMEM12; |
| 2339 | } |
| 2340 | |
| 2341 | /* copy frame to mmap buffer and report length */ |
| 2342 | bcopy(buf, sc->sc_mmap[i].buf, len); |
| 2343 | sc->sc_mmap[i].v4l2_buf.bytesused = len; |
| 2344 | |
| 2345 | /* timestamp it */ |
| 2346 | getmicrotime(&sc->sc_mmap[i].v4l2_buf.timestamp); |
| 2347 | |
| 2348 | /* queue it */ |
| 2349 | sc->sc_mmap[i].v4l2_buf.flags |= V4L2_BUF_FLAG_DONE0x00000004; |
| 2350 | sc->sc_mmap[i].v4l2_buf.flags &= ~V4L2_BUF_FLAG_QUEUED0x00000002; |
| 2351 | SIMPLEQ_INSERT_TAIL(&sc->sc_mmap_q, &sc->sc_mmap[i], q_frames)do { (&sc->sc_mmap[i])->q_frames.sqe_next = ((void * )0); *(&sc->sc_mmap_q)->sqh_last = (&sc->sc_mmap [i]); (&sc->sc_mmap_q)->sqh_last = &(&sc-> sc_mmap[i])->q_frames.sqe_next; } while (0); |
| 2352 | DPRINTF(2, "%s: %s: frame queued on index %d\n", |
| 2353 | DEVNAME(sc), __func__, i); |
| 2354 | |
| 2355 | wakeup(sc); |
| 2356 | |
| 2357 | /* |
| 2358 | * In case userland uses poll(2), signal that we have a frame |
| 2359 | * ready to dequeue. |
| 2360 | */ |
| 2361 | sc->sc_uplayer_intr(sc->sc_uplayer_arg); |
| 2362 | |
| 2363 | return 0; |
| 2364 | } |
| 2365 | |
| 2366 | void |
| 2367 | uvideo_read(struct uvideo_softc *sc, uint8_t *buf, int len) |
| 2368 | { |
| 2369 | /* |
| 2370 | * Copy video frame to upper layer buffer and call |
| 2371 | * upper layer interrupt. |
| 2372 | */ |
| 2373 | *sc->sc_uplayer_fsize = len; |
| 2374 | bcopy(buf, sc->sc_uplayer_fbuffer, len); |
| 2375 | sc->sc_uplayer_intr(sc->sc_uplayer_arg); |
| 2376 | } |
| 2377 | |
| 2378 | #ifdef UVIDEO_DEBUG |
| 2379 | void |
| 2380 | uvideo_dump_desc_all(struct uvideo_softc *sc) |
| 2381 | { |
| 2382 | struct usbd_desc_iter iter; |
| 2383 | const usb_descriptor_t *desc; |
| 2384 | |
| 2385 | usbd_desc_iter_init(sc->sc_udev, &iter); |
| 2386 | desc = usbd_desc_iter_next(&iter); |
| 2387 | while (desc) { |
| 2388 | printf("bLength=%d\n", desc->bLength); |
| 2389 | printf("bDescriptorType=0x%02x", desc->bDescriptorType); |
| 2390 | |
| 2391 | switch (desc->bDescriptorType) { |
| 2392 | case UDESC_CS_INTERFACE0x24: |
| 2393 | printf(" (CS_INTERFACE)\n"); |
| 2394 | |
| 2395 | switch (desc->bDescriptorSubtype) { |
| 2396 | case UDESCSUB_VC_HEADER0x01: |
| 2397 | printf("bDescriptorSubtype=0x%02x", |
| 2398 | desc->bDescriptorSubtype); |
| 2399 | if (uvideo_desc_len(desc, 12, 11, 1, 0)) { |
| 2400 | printf(" (UDESCSUB_VC_HEADER)\n"); |
| 2401 | printf("|\n"); |
| 2402 | uvideo_dump_desc_vc_header(sc, desc); |
| 2403 | break; |
| 2404 | } |
| 2405 | if (uvideo_desc_len(desc, 13, 3, 0, 12)) { |
| 2406 | printf(" (UDESCSUB_VS_INPUT_HEADER)\n"); |
| 2407 | printf("|\n"); |
| 2408 | uvideo_dump_desc_input_header(sc, desc); |
| 2409 | break; |
| 2410 | } |
| 2411 | printf(" (unknown)\n"); |
| 2412 | break; |
| 2413 | case UDESCSUB_VC_INPUT_TERMINAL0x02: |
| 2414 | printf("bDescriptorSubtype=0x%02x", |
| 2415 | desc->bDescriptorSubtype); |
| 2416 | printf(" (UDESCSUB_VC_INPUT_TERMINAL)\n"); |
| 2417 | printf("|\n"); |
| 2418 | uvideo_dump_desc_input(sc, desc); |
| 2419 | break; |
| 2420 | case UDESCSUB_VC_OUTPUT_TERMINAL0x03: |
| 2421 | printf("bDescriptorSubtype=0x%02x", |
| 2422 | desc->bDescriptorSubtype); |
| 2423 | printf(" (UDESCSUB_VC_OUTPUT)\n"); |
| 2424 | printf("|\n"); |
| 2425 | uvideo_dump_desc_output(sc, desc); |
| 2426 | break; |
| 2427 | case UDESCSUB_VC_SELECTOR_UNIT0x04: |
| 2428 | printf("bDescriptorSubtype=0x%02x", |
| 2429 | desc->bDescriptorSubtype); |
| 2430 | if (desc->bLength == 27) { |
| 2431 | printf(" (UDESCSUB_VS_FORMAT_" |
| 2432 | "UNCOMPRESSED)\n"); |
| 2433 | uvideo_dump_desc_format_uncompressed( |
| 2434 | sc, desc); |
| 2435 | } else { |
| 2436 | printf(" (UDESCSUB_VC_SELECTOR_" |
| 2437 | "UNIT)\n"); |
| 2438 | /* TODO */ |
| 2439 | } |
| 2440 | break; |
| 2441 | case UDESCSUB_VC_PROCESSING_UNIT0x05: |
| 2442 | printf("bDescriptorSubtype=0x%02x", |
| 2443 | desc->bDescriptorSubtype); |
| 2444 | if (desc->bLength > |
| 2445 | sizeof(struct usb_video_frame_desc)) { |
| 2446 | printf(" (UDESCSUB_VS_FRAME_" |
| 2447 | "UNCOMPRESSED)\n"); |
| 2448 | uvideo_dump_desc_frame(sc, desc); |
| 2449 | } else { |
| 2450 | printf(" (UDESCSUB_VC_PROCESSING_" |
| 2451 | "UNIT)\n"); |
| 2452 | printf("|\n"); |
| 2453 | uvideo_dump_desc_processing(sc, desc); |
| 2454 | } |
| 2455 | break; |
| 2456 | case UDESCSUB_VC_EXTENSION_UNIT0x06: |
| 2457 | printf("bDescriptorSubtype=0x%02x", |
| 2458 | desc->bDescriptorSubtype); |
| 2459 | if (desc->bLength == 11) { |
| 2460 | printf(" (UDESCSUB_VS_FORMAT_MJPEG)\n"); |
| 2461 | printf("|\n"); |
| 2462 | uvideo_dump_desc_format_mjpeg(sc, desc); |
| 2463 | } else { |
| 2464 | printf(" (UDESCSUB_VC_EXTENSION_" |
| 2465 | "UNIT)\n"); |
| 2466 | printf("|\n"); |
| 2467 | uvideo_dump_desc_extension(sc, desc); |
| 2468 | } |
| 2469 | break; |
| 2470 | case UDESCSUB_VS_FRAME_MJPEG0x07: |
| 2471 | printf("bDescriptorSubtype=0x%02x", |
| 2472 | desc->bDescriptorSubtype); |
| 2473 | printf(" (UDESCSUB_VS_FRAME_MJPEG)\n"); |
| 2474 | if (desc->bLength > |
| 2475 | sizeof(struct usb_video_frame_desc)) { |
| 2476 | printf("|\n"); |
| 2477 | uvideo_dump_desc_frame(sc, desc); |
| 2478 | } |
| 2479 | break; |
| 2480 | case UDESCSUB_VS_COLORFORMAT0x0d: |
| 2481 | printf("bDescriptorSubtype=0x%02x", |
| 2482 | desc->bDescriptorSubtype); |
| 2483 | printf(" (UDESCSUB_VS_COLORFORMAT)\n"); |
| 2484 | printf("|\n"); |
| 2485 | uvideo_dump_desc_colorformat(sc, desc); |
| 2486 | break; |
| 2487 | } |
| 2488 | |
| 2489 | break; |
| 2490 | case UDESC_CS_ENDPOINT0x25: |
| 2491 | printf(" (UDESC_CS_ENDPOINT)\n"); |
| 2492 | |
| 2493 | switch (desc->bDescriptorSubtype) { |
| 2494 | case EP_INTERRUPT0x03: |
| 2495 | printf("bDescriptorSubtype=0x%02x", |
| 2496 | desc->bDescriptorSubtype); |
| 2497 | printf(" (EP_INTERRUPT)\n"); |
| 2498 | printf("|\n"); |
| 2499 | uvideo_dump_desc_cs_endpoint(sc, desc); |
| 2500 | break; |
| 2501 | case EP_GENERAL0x01: |
| 2502 | printf("bDescriptorSubtype=0x%02x", |
| 2503 | desc->bDescriptorSubtype); |
| 2504 | printf(" (EP_GENERAL)\n"); |
| 2505 | printf("|\n"); |
| 2506 | uvideo_dump_desc_cs_endpoint(sc, desc); |
| 2507 | break; |
| 2508 | } |
| 2509 | |
| 2510 | break; |
| 2511 | case UDESC_CONFIG0x02: |
| 2512 | printf(" (UDESC_CONFIG)\n"); |
| 2513 | printf("|\n"); |
| 2514 | uvideo_dump_desc_config(sc, desc); |
| 2515 | break; |
| 2516 | case UDESC_ENDPOINT0x05: |
| 2517 | printf(" (UDESC_ENDPOINT)\n"); |
| 2518 | printf("|\n"); |
| 2519 | uvideo_dump_desc_endpoint(sc, desc); |
| 2520 | break; |
| 2521 | case UDESC_INTERFACE0x04: |
| 2522 | printf(" (UDESC_INTERFACE)\n"); |
| 2523 | printf("|\n"); |
| 2524 | uvideo_dump_desc_interface(sc, desc); |
| 2525 | break; |
| 2526 | case UDESC_IFACE_ASSOC0x0B: |
| 2527 | printf(" (UDESC_IFACE_ASSOC)\n"); |
| 2528 | printf("|\n"); |
| 2529 | uvideo_dump_desc_iface_assoc(sc, desc); |
| 2530 | break; |
| 2531 | default: |
| 2532 | printf(" (unknown)\n"); |
| 2533 | break; |
| 2534 | } |
| 2535 | |
| 2536 | printf("\n"); |
| 2537 | |
| 2538 | desc = usbd_desc_iter_next(&iter); |
| 2539 | } |
| 2540 | |
| 2541 | } |
| 2542 | |
| 2543 | void |
| 2544 | uvideo_dump_desc_vc_header(struct uvideo_softc *sc, |
| 2545 | const usb_descriptor_t *desc) |
| 2546 | { |
| 2547 | struct usb_video_header_desc *d; |
| 2548 | |
| 2549 | d = (struct usb_video_header_desc *)(uint8_t *)desc; |
| 2550 | |
| 2551 | printf("bLength=%d\n", d->bLength); |
| 2552 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2553 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2554 | printf("bcdUVC=0x%04x\n", UGETW(d->bcdUVC)(*(u_int16_t *)(d->bcdUVC))); |
| 2555 | printf("wTotalLength=%d\n", UGETW(d->wTotalLength)(*(u_int16_t *)(d->wTotalLength))); |
| 2556 | printf("dwClockFrequency=%d\n", UGETDW(d->dwClockFrequency)(*(u_int32_t *)(d->dwClockFrequency))); |
| 2557 | printf("bInCollection=0x%02x\n", d->bInCollection); |
| 2558 | } |
| 2559 | |
| 2560 | void |
| 2561 | uvideo_dump_desc_input_header(struct uvideo_softc *sc, |
| 2562 | const usb_descriptor_t *desc) |
| 2563 | { |
| 2564 | struct usb_video_input_header_desc *d; |
| 2565 | |
| 2566 | d = (struct usb_video_input_header_desc *)(uint8_t *)desc; |
| 2567 | |
| 2568 | printf("bLength=%d\n", d->bLength); |
| 2569 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2570 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2571 | printf("bNumFormats=%d\n", d->bNumFormats); |
| 2572 | printf("wTotalLength=%d\n", UGETW(d->wTotalLength)(*(u_int16_t *)(d->wTotalLength))); |
| 2573 | printf("bEndpointAddress=0x%02x\n", d->bEndpointAddress); |
| 2574 | printf("bmInfo=0x%02x\n", d->bmInfo); |
| 2575 | printf("bTerminalLink=0x%02x\n", d->bTerminalLink); |
| 2576 | printf("bStillCaptureMethod=0x%02x\n", d->bStillCaptureMethod); |
| 2577 | printf("bTriggerSupport=0x%02x\n", d->bTriggerSupport); |
| 2578 | printf("bTriggerUsage=0x%02x\n", d->bTriggerUsage); |
| 2579 | printf("bControlSize=%d\n", d->bControlSize); |
| 2580 | } |
| 2581 | |
| 2582 | void |
| 2583 | uvideo_dump_desc_input(struct uvideo_softc *sc, |
| 2584 | const usb_descriptor_t *desc) |
| 2585 | { |
| 2586 | struct usb_video_input_terminal_desc *d; |
| 2587 | |
| 2588 | d = (struct usb_video_input_terminal_desc *)(uint8_t *)desc; |
| 2589 | |
| 2590 | printf("bLength=%d\n", d->bLength); |
| 2591 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2592 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2593 | printf("bTerminalID=0x%02x\n", d->bTerminalID); |
| 2594 | printf("wTerminalType=0x%04x\n", UGETW(d->wTerminalType)(*(u_int16_t *)(d->wTerminalType))); |
| 2595 | printf("bAssocTerminal=0x%02x\n", d->bAssocTerminal); |
| 2596 | printf("iTerminal=0x%02x\n", d->iTerminal); |
| 2597 | } |
| 2598 | |
| 2599 | void |
| 2600 | uvideo_dump_desc_output(struct uvideo_softc *sc, |
| 2601 | const usb_descriptor_t *desc) |
| 2602 | { |
| 2603 | struct usb_video_output_terminal_desc *d; |
| 2604 | |
| 2605 | d = (struct usb_video_output_terminal_desc *)(uint8_t *)desc; |
| 2606 | |
| 2607 | printf("bLength=%d\n", d->bLength); |
| 2608 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2609 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2610 | printf("bTerminalID=0x%02x\n", d->bTerminalID); |
| 2611 | printf("bAssocTerminal=0x%02x\n", d->bAssocTerminal); |
| 2612 | printf("bSourceID=0x%02x\n", d->bSourceID); |
| 2613 | printf("iTerminal=0x%02x\n", d->iTerminal); |
| 2614 | |
| 2615 | } |
| 2616 | |
| 2617 | void |
| 2618 | uvideo_dump_desc_endpoint(struct uvideo_softc *sc, |
| 2619 | const usb_descriptor_t *desc) |
| 2620 | { |
| 2621 | usb_endpoint_descriptor_t *d; |
| 2622 | |
| 2623 | d = (usb_endpoint_descriptor_t *)(uint8_t *)desc; |
| 2624 | |
| 2625 | printf("bLength=%d\n", d->bLength); |
| 2626 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2627 | printf("bEndpointAddress=0x%02x", d->bEndpointAddress); |
| 2628 | if (UE_GET_DIR(d->bEndpointAddress)((d->bEndpointAddress) & 0x80) == UE_DIR_IN0x80) |
| 2629 | printf(" (IN)\n"); |
| 2630 | if (UE_GET_DIR(d->bEndpointAddress)((d->bEndpointAddress) & 0x80) == UE_DIR_OUT0x00) |
| 2631 | printf(" (OUT)\n"); |
| 2632 | printf("bmAttributes=0x%02x", d->bmAttributes); |
| 2633 | if (UE_GET_XFERTYPE(d->bmAttributes)((d->bmAttributes) & 0x03) == UE_ISOCHRONOUS0x01) { |
| 2634 | printf(" (UE_ISOCHRONOUS,"); |
| 2635 | if (UE_GET_ISO_TYPE(d->bmAttributes)((d->bmAttributes) & 0x0c) == UE_ISO_ASYNC0x04) |
| 2636 | printf(" UE_ISO_ASYNC)\n"); |
| 2637 | if (UE_GET_ISO_TYPE(d->bmAttributes)((d->bmAttributes) & 0x0c) == UE_ISO_ADAPT0x08) |
| 2638 | printf(" UE_ISO_ADAPT)\n"); |
| 2639 | if (UE_GET_ISO_TYPE(d->bmAttributes)((d->bmAttributes) & 0x0c) == UE_ISO_SYNC0x0c) |
| 2640 | printf(" UE_ISO_SYNC)\n"); |
| 2641 | } |
| 2642 | if (UE_GET_XFERTYPE(d->bmAttributes)((d->bmAttributes) & 0x03) == UE_CONTROL0x00) |
| 2643 | printf(" (UE_CONTROL)\n"); |
| 2644 | if (UE_GET_XFERTYPE(d->bmAttributes)((d->bmAttributes) & 0x03) == UE_BULK0x02) |
| 2645 | printf(" (UE_BULK)\n"); |
| 2646 | if (UE_GET_XFERTYPE(d->bmAttributes)((d->bmAttributes) & 0x03) == UE_INTERRUPT0x03) |
| 2647 | printf(" (UE_INTERRUPT)\n"); |
| 2648 | printf("wMaxPacketSize=%d\n", UGETW(d->wMaxPacketSize)(*(u_int16_t *)(d->wMaxPacketSize))); |
| 2649 | printf("bInterval=0x%02x\n", d->bInterval); |
| 2650 | } |
| 2651 | |
| 2652 | void |
| 2653 | uvideo_dump_desc_iface_assoc(struct uvideo_softc *sc, |
| 2654 | const usb_descriptor_t *desc) |
| 2655 | { |
| 2656 | usb_interface_assoc_descriptor_t *d; |
| 2657 | |
| 2658 | d = (usb_interface_assoc_descriptor_t *)(uint8_t *)desc; |
| 2659 | |
| 2660 | printf("bLength=%d\n", d->bLength); |
| 2661 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2662 | printf("bFirstInterface=0x%02x\n", d->bFirstInterface); |
| 2663 | printf("bInterfaceCount=%d\n", d->bInterfaceCount); |
| 2664 | printf("bFunctionClass=0x%02x\n", d->bFunctionClass); |
| 2665 | printf("bFunctionSubClass=0x%02x\n", d->bFunctionSubClass); |
| 2666 | printf("bFunctionProtocol=0x%02x\n", d->bFunctionProtocol); |
| 2667 | printf("iFunction=0x%02x\n", d->iFunction); |
| 2668 | } |
| 2669 | |
| 2670 | void |
| 2671 | uvideo_dump_desc_interface(struct uvideo_softc *sc, |
| 2672 | const usb_descriptor_t *desc) |
| 2673 | { |
| 2674 | usb_interface_descriptor_t *d; |
| 2675 | |
| 2676 | d = (usb_interface_descriptor_t *)(uint8_t *)desc; |
| 2677 | |
| 2678 | printf("bLength=%d\n", d->bLength); |
| 2679 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2680 | printf("bInterfaceNumber=0x%02x\n", d->bInterfaceNumber); |
| 2681 | printf("bAlternateSetting=0x%02x\n", d->bAlternateSetting); |
| 2682 | printf("bNumEndpoints=%d\n", d->bNumEndpoints); |
| 2683 | printf("bInterfaceClass=0x%02x\n", d->bInterfaceClass); |
| 2684 | printf("bInterfaceSubClass=0x%02x\n", d->bInterfaceSubClass); |
| 2685 | printf("bInterfaceProtocol=0x%02x\n", d->bInterfaceProtocol); |
| 2686 | printf("iInterface=0x%02x\n", d->iInterface); |
| 2687 | } |
| 2688 | |
| 2689 | void |
| 2690 | uvideo_dump_desc_config(struct uvideo_softc *sc, |
| 2691 | const usb_descriptor_t *desc) |
| 2692 | { |
| 2693 | usb_config_descriptor_t *d; |
| 2694 | |
| 2695 | d = (usb_config_descriptor_t *)(uint8_t *)desc; |
| 2696 | |
| 2697 | printf("bLength=%d\n", d->bLength); |
| 2698 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2699 | printf("wTotalLength=%d\n", UGETW(d->wTotalLength)(*(u_int16_t *)(d->wTotalLength))); |
| 2700 | printf("bNumInterfaces=0x%02x\n", d->bNumInterfaces); |
| 2701 | printf("bConfigurationValue=0x%02x\n", d->bConfigurationValue); |
| 2702 | printf("iConfiguration=0x%02x\n", d->iConfiguration); |
| 2703 | printf("bmAttributes=0x%02x\n", d->bmAttributes); |
| 2704 | printf("bMaxPower=0x%02x\n", d->bMaxPower); |
| 2705 | } |
| 2706 | |
| 2707 | void |
| 2708 | uvideo_dump_desc_cs_endpoint(struct uvideo_softc *sc, |
| 2709 | const usb_descriptor_t *desc) |
| 2710 | { |
| 2711 | struct usb_video_vc_endpoint_desc *d; |
| 2712 | |
| 2713 | d = (struct usb_video_vc_endpoint_desc *)(uint8_t *)desc; |
| 2714 | |
| 2715 | printf("bLength=%d\n", d->bLength); |
| 2716 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2717 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2718 | printf("wMaxTransferSize=%d\n", UGETW(d->wMaxTransferSize)(*(u_int16_t *)(d->wMaxTransferSize))); |
| 2719 | } |
| 2720 | |
| 2721 | void |
| 2722 | uvideo_dump_desc_colorformat(struct uvideo_softc *sc, |
| 2723 | const usb_descriptor_t *desc) |
| 2724 | { |
| 2725 | struct usb_video_color_matching_descr *d; |
| 2726 | |
| 2727 | d = (struct usb_video_color_matching_descr *)(uint8_t *)desc; |
| 2728 | |
| 2729 | printf("bLength=%d\n", d->bLength); |
| 2730 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2731 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2732 | printf("bColorPrimaries=0x%02x\n", d->bColorPrimaries); |
| 2733 | printf("bTransferCharacteristics=0x%02x\n", |
| 2734 | d->bTransferCharacteristics); |
| 2735 | printf("bMatrixCoefficients=0x%02x\n", d->bMatrixCoefficients); |
| 2736 | } |
| 2737 | void |
| 2738 | uvideo_dump_desc_format_mjpeg(struct uvideo_softc *sc, |
| 2739 | const usb_descriptor_t *desc) |
| 2740 | { |
| 2741 | struct usb_video_format_mjpeg_desc *d; |
| 2742 | |
| 2743 | d = (struct usb_video_format_mjpeg_desc *)(uint8_t *)desc; |
| 2744 | |
| 2745 | printf("bLength=%d\n", d->bLength); |
| 2746 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2747 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2748 | printf("bFormatIndex=0x%02x\n", d->bFormatIndex); |
| 2749 | printf("bNumFrameDescriptors=0x%02x\n", d->bNumFrameDescriptors); |
| 2750 | printf("bmFlags=0x%02x\n", d->bmFlags); |
| 2751 | printf("bDefaultFrameIndex=0x%02x\n", d->bDefaultFrameIndex); |
| 2752 | printf("bAspectRatioX=0x%02x\n", d->bAspectRatioX); |
| 2753 | printf("bAspectRatioY=0x%02x\n", d->bAspectRatioY); |
| 2754 | printf("bmInterlaceFlags=0x%02x\n", d->bmInterlaceFlags); |
| 2755 | printf("bCopyProtect=0x%02x\n", d->bCopyProtect); |
| 2756 | } |
| 2757 | |
| 2758 | void |
| 2759 | uvideo_dump_desc_frame(struct uvideo_softc *sc, const usb_descriptor_t *desc) |
| 2760 | { |
| 2761 | struct usb_video_frame_desc *d; |
| 2762 | uint8_t *p; |
| 2763 | int length, i; |
| 2764 | |
| 2765 | d = (struct usb_video_frame_desc *)(uint8_t *)desc; |
| 2766 | |
| 2767 | printf("bLength=%d\n", d->bLength); |
| 2768 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2769 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2770 | printf("bFrameIndex=0x%02x\n", d->bFrameIndex); |
| 2771 | printf("bmCapabilities=0x%02x\n", d->bmCapabilities); |
| 2772 | printf("wWidth=%d\n", UGETW(d->wWidth)(*(u_int16_t *)(d->wWidth))); |
| 2773 | printf("wHeight=%d\n", UGETW(d->wHeight)(*(u_int16_t *)(d->wHeight))); |
| 2774 | printf("dwMinBitRate=%d\n", UGETDW(d->dwMinBitRate)(*(u_int32_t *)(d->dwMinBitRate))); |
| 2775 | printf("dwMaxBitRate=%d\n", UGETDW(d->dwMaxBitRate)(*(u_int32_t *)(d->dwMaxBitRate))); |
| 2776 | printf("dwMaxVideoFrameBufferSize=%d\n", |
| 2777 | UGETDW(d->dwMaxVideoFrameBufferSize)(*(u_int32_t *)(d->dwMaxVideoFrameBufferSize))); |
| 2778 | printf("dwDefaultFrameInterval=%d\n", |
| 2779 | UGETDW(d->dwDefaultFrameInterval)(*(u_int32_t *)(d->dwDefaultFrameInterval))); |
| 2780 | printf("bFrameIntervalType=0x%02x\n", d->bFrameIntervalType); |
| 2781 | |
| 2782 | p = (uint8_t *)d; |
| 2783 | p += sizeof(struct usb_video_frame_desc); |
| 2784 | |
| 2785 | if (!d->bFrameIntervalType) { |
| 2786 | /* continuous */ |
| 2787 | if (d->bLength < (sizeof(struct usb_video_frame_desc) + |
| 2788 | sizeof(uDWord) * 3)) { |
| 2789 | printf("invalid frame descriptor length\n"); |
| 2790 | } else { |
| 2791 | printf("dwMinFrameInterval = %d\n", UGETDW(p)(*(u_int32_t *)(p))); |
| 2792 | p += sizeof(uDWord); |
| 2793 | printf("dwMaxFrameInterval = %d\n", UGETDW(p)(*(u_int32_t *)(p))); |
| 2794 | p += sizeof(uDWord); |
| 2795 | printf("dwFrameIntervalStep = %d\n", UGETDW(p)(*(u_int32_t *)(p))); |
| 2796 | p += sizeof(uDWord); |
| 2797 | } |
| 2798 | } else { |
| 2799 | /* discrete */ |
| 2800 | length = d->bLength - sizeof(struct usb_video_frame_desc); |
| 2801 | for (i = 0; i < d->bFrameIntervalType; i++) { |
| 2802 | if (length <= 0) { |
| 2803 | printf("frame descriptor ended early\n"); |
| 2804 | break; |
| 2805 | } |
| 2806 | printf("dwFrameInterval = %d\n", UGETDW(p)(*(u_int32_t *)(p))); |
| 2807 | p += sizeof(uDWord); |
| 2808 | length -= sizeof(uDWord); |
| 2809 | } |
| 2810 | } |
| 2811 | } |
| 2812 | |
| 2813 | void |
| 2814 | uvideo_dump_desc_format_uncompressed(struct uvideo_softc *sc, |
| 2815 | const usb_descriptor_t *desc) |
| 2816 | { |
| 2817 | struct usb_video_format_uncompressed_desc *d; |
| 2818 | |
| 2819 | d = (struct usb_video_format_uncompressed_desc *)(uint8_t *)desc; |
| 2820 | |
| 2821 | printf("bLength=%d\n", d->bLength); |
| 2822 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2823 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2824 | printf("bFormatIndex=0x%02x\n", d->bFormatIndex); |
| 2825 | printf("bNumFrameDescriptors=0x%02x\n", d->bNumFrameDescriptors); |
| 2826 | printf("guidFormat=%s\n", d->guidFormat); |
| 2827 | printf("bBitsPerPixel=0x%02x\n", d->bBitsPerPixel); |
| 2828 | printf("bDefaultFrameIndex=0x%02x\n", d->bDefaultFrameIndex); |
| 2829 | printf("bAspectRatioX=0x%02x\n", d->bAspectRatioX); |
| 2830 | printf("bAspectRatioY=0x%02x\n", d->bAspectRatioY); |
| 2831 | printf("bmInterlaceFlags=0x%02x\n", d->bmInterlaceFlags); |
| 2832 | printf("bCopyProtect=0x%02x\n", d->bCopyProtect); |
| 2833 | } |
| 2834 | |
| 2835 | void |
| 2836 | uvideo_dump_desc_processing(struct uvideo_softc *sc, |
| 2837 | const usb_descriptor_t *desc) |
| 2838 | { |
| 2839 | struct usb_video_vc_processing_desc *d; |
| 2840 | |
| 2841 | /* PU descriptor is variable sized */ |
| 2842 | d = (void *)desc; |
| 2843 | |
| 2844 | printf("bLength=%d\n", d->bLength); |
| 2845 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2846 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2847 | printf("bUnitID=0x%02x\n", d->bUnitID); |
| 2848 | printf("bSourceID=0x%02x\n", d->bSourceID); |
| 2849 | printf("wMaxMultiplier=%d\n", UGETW(d->wMaxMultiplier)(*(u_int16_t *)(d->wMaxMultiplier))); |
| 2850 | printf("bControlSize=%d\n", d->bControlSize); |
| 2851 | printf("bmControls=0x"); |
| 2852 | uvideo_hexdump(d->bmControls, d->bControlSize, 1); |
| 2853 | printf("iProcessing=0x%02x\n", d->bmControls[d->bControlSize]); |
| 2854 | printf("bmVideoStandards=0x%02x\n", d->bmControls[d->bControlSize + 1]); |
| 2855 | } |
| 2856 | |
| 2857 | void |
| 2858 | uvideo_dump_desc_extension(struct uvideo_softc *sc, |
| 2859 | const usb_descriptor_t *desc) |
| 2860 | { |
| 2861 | struct usb_video_vc_extension_desc *d; |
| 2862 | |
| 2863 | d = (struct usb_video_vc_extension_desc *)(uint8_t *)desc; |
| 2864 | |
| 2865 | printf("bLength=%d\n", d->bLength); |
| 2866 | printf("bDescriptorType=0x%02x\n", d->bDescriptorType); |
| 2867 | printf("bDescriptorSubtype=0x%02x\n", d->bDescriptorSubtype); |
| 2868 | printf("bUnitID=0x%02x\n", d->bUnitID); |
| 2869 | printf("guidExtensionCode=0x"); |
| 2870 | uvideo_hexdump(d->guidExtensionCode, sizeof(d->guidExtensionCode), 1); |
| 2871 | printf("bNumControls=0x%02x\n", d->bNumControls); |
| 2872 | printf("bNrInPins=0x%02x\n", d->bNrInPins); |
| 2873 | } |
| 2874 | |
| 2875 | void |
| 2876 | uvideo_hexdump(void *buf, int len, int quiet) |
| 2877 | { |
| 2878 | int i; |
| 2879 | |
| 2880 | for (i = 0; i < len; i++) { |
| 2881 | if (quiet == 0) { |
| 2882 | if (i % 16 == 0) |
| 2883 | printf("%s%5i:", i ? "\n" : "", i); |
| 2884 | if (i % 4 == 0) |
| 2885 | printf(" "); |
| 2886 | } |
| 2887 | printf("%02x", (int)*((u_char *)buf + i)); |
| 2888 | } |
| 2889 | printf("\n"); |
| 2890 | } |
| 2891 | |
| 2892 | int |
| 2893 | uvideo_debug_file_open(struct uvideo_softc *sc) |
| 2894 | { |
| 2895 | struct proc *p = curproc({struct cpu_info *__ci; asm volatile("movq %%gs:%P1,%0" : "=r" (__ci) :"n" (__builtin_offsetof(struct cpu_info, ci_self))); __ci;})->ci_curproc; |
| 2896 | struct nameidata nd; |
| 2897 | char name[] = "/tmp/uvideo.mjpeg"; |
| 2898 | int error; |
| 2899 | |
| 2900 | NDINIT(&nd, 0, 0, UIO_SYSSPACE, name, p); |
| 2901 | error = vn_open(&nd, O_CREAT0x0200 | FWRITE0x0002 | O_NOFOLLOW0x0100, S_IRUSR0000400 | S_IWUSR0000200); |
| 2902 | if (error) { |
| 2903 | DPRINTF(1, "%s: %s: can't create debug file %s!\n", |
| 2904 | DEVNAME(sc), __func__, name); |
| 2905 | return (error); |
| 2906 | } |
| 2907 | |
| 2908 | sc->sc_vp = nd.ni_vp; |
| 2909 | VOP_UNLOCK(sc->sc_vp); |
| 2910 | if (nd.ni_vp->v_type != VREG) { |
| 2911 | vn_close(nd.ni_vp, FWRITE0x0002, p->p_ucred, p); |
| 2912 | return (EIO5); |
| 2913 | } |
| 2914 | |
| 2915 | DPRINTF(1, "%s: %s: created debug file %s\n", |
| 2916 | DEVNAME(sc), __func__, name); |
| 2917 | |
| 2918 | return (0); |
| 2919 | } |
| 2920 | |
| 2921 | void |
| 2922 | uvideo_debug_file_write_frame(void *arg) |
| 2923 | { |
| 2924 | struct uvideo_softc *sc = arg; |
| 2925 | struct uvideo_frame_buffer *sb = &sc->sc_frame_buffer; |
| 2926 | struct proc *p = curproc({struct cpu_info *__ci; asm volatile("movq %%gs:%P1,%0" : "=r" (__ci) :"n" (__builtin_offsetof(struct cpu_info, ci_self))); __ci;})->ci_curproc; |
| 2927 | int error; |
| 2928 | |
| 2929 | if (sc->sc_vp == NULL((void *)0)) { |
| 2930 | printf("%s: %s: no file open!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname), __func__); |
| 2931 | return; |
| 2932 | } |
| 2933 | |
| 2934 | error = vn_rdwr(UIO_WRITE, sc->sc_vp, sb->buf, sb->offset, (off_t)0, |
| 2935 | UIO_SYSSPACE, IO_APPEND|IO_UNIT, p->p_ucred, NULL((void *)0), p); |
| 2936 | |
| 2937 | if (error) |
| 2938 | DPRINTF(1, "vn_rdwr error!\n"); |
| 2939 | } |
| 2940 | #endif |
| 2941 | |
| 2942 | /* |
| 2943 | * IOCTL's |
| 2944 | */ |
| 2945 | int |
| 2946 | uvideo_querycap(void *v, struct v4l2_capability *caps) |
| 2947 | { |
| 2948 | struct uvideo_softc *sc = v; |
| 2949 | |
| 2950 | bzero(caps, sizeof(*caps))__builtin_bzero((caps), (sizeof(*caps))); |
| 2951 | strlcpy(caps->driver, DEVNAME(sc)((sc)->sc_dev.dv_xname), sizeof(caps->driver)); |
| 2952 | strlcpy(caps->card, sc->sc_udev->product, sizeof(caps->card)); |
| 2953 | strlcpy(caps->bus_info, "usb", sizeof(caps->bus_info)); |
| 2954 | |
| 2955 | caps->version = 1; |
| 2956 | caps->device_caps = V4L2_CAP_VIDEO_CAPTURE0x00000001 |
| 2957 | | V4L2_CAP_STREAMING0x04000000 |
| 2958 | | V4L2_CAP_READWRITE0x01000000; |
| 2959 | caps->capabilities = caps->device_caps | V4L2_CAP_DEVICE_CAPS0x80000000; |
| 2960 | |
| 2961 | return (0); |
| 2962 | } |
| 2963 | |
| 2964 | int |
| 2965 | uvideo_enum_fmt(void *v, struct v4l2_fmtdesc *fmtdesc) |
| 2966 | { |
| 2967 | struct uvideo_softc *sc = v; |
| 2968 | int idx; |
| 2969 | |
| 2970 | if (fmtdesc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 2971 | /* type not supported */ |
| 2972 | return (EINVAL22); |
| 2973 | |
| 2974 | if (fmtdesc->index >= sc->sc_fmtgrp_num) |
| 2975 | /* no more formats left */ |
| 2976 | return (EINVAL22); |
| 2977 | idx = fmtdesc->index; |
| 2978 | |
| 2979 | switch (sc->sc_fmtgrp[idx].format->bDescriptorSubtype) { |
| 2980 | case UDESCSUB_VS_FORMAT_MJPEG0x06: |
| 2981 | fmtdesc->flags = V4L2_FMT_FLAG_COMPRESSED0x0001; |
| 2982 | (void)strlcpy(fmtdesc->description, "MJPEG", |
| 2983 | sizeof(fmtdesc->description)); |
| 2984 | fmtdesc->pixelformat = V4L2_PIX_FMT_MJPEG((u_int32_t)('M') | ((u_int32_t)('J') << 8) | ((u_int32_t )('P') << 16) | ((u_int32_t)('G') << 24)); |
| 2985 | bzero(fmtdesc->reserved, sizeof(fmtdesc->reserved))__builtin_bzero((fmtdesc->reserved), (sizeof(fmtdesc->reserved ))); |
| 2986 | break; |
| 2987 | case UDESCSUB_VS_FORMAT_UNCOMPRESSED0x04: |
| 2988 | fmtdesc->flags = 0; |
| 2989 | if (sc->sc_fmtgrp[idx].pixelformat == |
| 2990 | V4L2_PIX_FMT_YUYV((u_int32_t)('Y') | ((u_int32_t)('U') << 8) | ((u_int32_t )('Y') << 16) | ((u_int32_t)('V') << 24))) { |
| 2991 | (void)strlcpy(fmtdesc->description, "YUYV", |
| 2992 | sizeof(fmtdesc->description)); |
| 2993 | fmtdesc->pixelformat = V4L2_PIX_FMT_YUYV((u_int32_t)('Y') | ((u_int32_t)('U') << 8) | ((u_int32_t )('Y') << 16) | ((u_int32_t)('V') << 24)); |
| 2994 | } else if (sc->sc_fmtgrp[idx].pixelformat == |
| 2995 | V4L2_PIX_FMT_NV12((u_int32_t)('N') | ((u_int32_t)('V') << 8) | ((u_int32_t )('1') << 16) | ((u_int32_t)('2') << 24))) { |
| 2996 | (void)strlcpy(fmtdesc->description, "NV12", |
| 2997 | sizeof(fmtdesc->description)); |
| 2998 | fmtdesc->pixelformat = V4L2_PIX_FMT_NV12((u_int32_t)('N') | ((u_int32_t)('V') << 8) | ((u_int32_t )('1') << 16) | ((u_int32_t)('2') << 24)); |
| 2999 | } else if (sc->sc_fmtgrp[idx].pixelformat == |
| 3000 | V4L2_PIX_FMT_UYVY((u_int32_t)('U') | ((u_int32_t)('Y') << 8) | ((u_int32_t )('V') << 16) | ((u_int32_t)('Y') << 24))) { |
| 3001 | (void)strlcpy(fmtdesc->description, "UYVY", |
| 3002 | sizeof(fmtdesc->description)); |
| 3003 | fmtdesc->pixelformat = V4L2_PIX_FMT_UYVY((u_int32_t)('U') | ((u_int32_t)('Y') << 8) | ((u_int32_t )('V') << 16) | ((u_int32_t)('Y') << 24)); |
| 3004 | } else { |
| 3005 | (void)strlcpy(fmtdesc->description, "Unknown UC Format", |
| 3006 | sizeof(fmtdesc->description)); |
| 3007 | fmtdesc->pixelformat = 0; |
| 3008 | } |
| 3009 | bzero(fmtdesc->reserved, sizeof(fmtdesc->reserved))__builtin_bzero((fmtdesc->reserved), (sizeof(fmtdesc->reserved ))); |
| 3010 | break; |
| 3011 | default: |
| 3012 | fmtdesc->flags = 0; |
| 3013 | (void)strlcpy(fmtdesc->description, "Unknown Format", |
| 3014 | sizeof(fmtdesc->description)); |
| 3015 | fmtdesc->pixelformat = 0; |
| 3016 | bzero(fmtdesc->reserved, sizeof(fmtdesc->reserved))__builtin_bzero((fmtdesc->reserved), (sizeof(fmtdesc->reserved ))); |
| 3017 | break; |
| 3018 | } |
| 3019 | |
| 3020 | return (0); |
| 3021 | } |
| 3022 | |
| 3023 | int |
| 3024 | uvideo_enum_fsizes(void *v, struct v4l2_frmsizeenum *fsizes) |
| 3025 | { |
| 3026 | struct uvideo_softc *sc = v; |
| 3027 | int idx, found = 0; |
| 3028 | |
| 3029 | for (idx = 0; idx < sc->sc_fmtgrp_num; idx++) { |
| 3030 | if (sc->sc_fmtgrp[idx].pixelformat == fsizes->pixel_format) { |
| 3031 | found = 1; |
| 3032 | break; |
| 3033 | } |
| 3034 | } |
| 3035 | if (found == 0) |
| 3036 | return (EINVAL22); |
| 3037 | |
| 3038 | if (fsizes->index >= sc->sc_fmtgrp[idx].frame_num) |
| 3039 | return (EINVAL22); |
| 3040 | |
| 3041 | fsizes->type = V4L2_FRMSIZE_TYPE_DISCRETE; |
| 3042 | fsizes->discrete.width = |
| 3043 | UGETW(sc->sc_fmtgrp[idx].frame[fsizes->index]->wWidth)(*(u_int16_t *)(sc->sc_fmtgrp[idx].frame[fsizes->index] ->wWidth)); |
| 3044 | fsizes->discrete.height = |
| 3045 | UGETW(sc->sc_fmtgrp[idx].frame[fsizes->index]->wHeight)(*(u_int16_t *)(sc->sc_fmtgrp[idx].frame[fsizes->index] ->wHeight)); |
| 3046 | |
| 3047 | return (0); |
| 3048 | } |
| 3049 | |
| 3050 | int |
| 3051 | uvideo_enum_fivals(void *v, struct v4l2_frmivalenum *fivals) |
| 3052 | { |
| 3053 | struct uvideo_softc *sc = v; |
| 3054 | int idx; |
| 3055 | struct uvideo_format_group *fmtgrp = NULL((void *)0); |
| 3056 | struct usb_video_frame_desc *frame = NULL((void *)0); |
| 3057 | uint8_t *p; |
| 3058 | |
| 3059 | for (idx = 0; idx < sc->sc_fmtgrp_num; idx++) { |
| 3060 | if (sc->sc_fmtgrp[idx].pixelformat == fivals->pixel_format) { |
| 3061 | fmtgrp = &sc->sc_fmtgrp[idx]; |
| 3062 | break; |
| 3063 | } |
| 3064 | } |
| 3065 | if (fmtgrp == NULL((void *)0)) |
| 3066 | return (EINVAL22); |
| 3067 | |
| 3068 | for (idx = 0; idx < fmtgrp->frame_num; idx++) { |
| 3069 | if (UGETW(fmtgrp->frame[idx]->wWidth)(*(u_int16_t *)(fmtgrp->frame[idx]->wWidth)) == fivals->width && |
| 3070 | UGETW(fmtgrp->frame[idx]->wHeight)(*(u_int16_t *)(fmtgrp->frame[idx]->wHeight)) == fivals->height) { |
| 3071 | frame = fmtgrp->frame[idx]; |
| 3072 | break; |
| 3073 | } |
| 3074 | } |
| 3075 | if (frame == NULL((void *)0)) |
| 3076 | return (EINVAL22); |
| 3077 | |
| 3078 | /* byte-wise pointer to start of frame intervals */ |
| 3079 | p = (uint8_t *)frame; |
| 3080 | p += sizeof(struct usb_video_frame_desc); |
| 3081 | |
| 3082 | if (frame->bFrameIntervalType == 0) { |
| 3083 | if (fivals->index != 0) |
| 3084 | return (EINVAL22); |
| 3085 | fivals->type = V4L2_FRMIVAL_TYPE_STEPWISE; |
| 3086 | fivals->stepwise.min.numerator = UGETDW(p)(*(u_int32_t *)(p)); |
| 3087 | fivals->stepwise.min.denominator = 10000000; |
| 3088 | p += sizeof(uDWord); |
| 3089 | fivals->stepwise.max.numerator = UGETDW(p)(*(u_int32_t *)(p)); |
| 3090 | fivals->stepwise.max.denominator = 10000000; |
| 3091 | p += sizeof(uDWord); |
| 3092 | fivals->stepwise.step.numerator = UGETDW(p)(*(u_int32_t *)(p)); |
| 3093 | fivals->stepwise.step.denominator = 10000000; |
| 3094 | p += sizeof(uDWord); |
| 3095 | } else { |
| 3096 | if (fivals->index >= frame->bFrameIntervalType) |
| 3097 | return (EINVAL22); |
| 3098 | p += sizeof(uDWord) * fivals->index; |
| 3099 | if (p > frame->bLength + (uint8_t *)frame) { |
| 3100 | printf("%s: frame desc too short?\n", __func__); |
| 3101 | return (EINVAL22); |
| 3102 | } |
| 3103 | fivals->type = V4L2_FRMIVAL_TYPE_DISCRETE; |
| 3104 | fivals->discrete.numerator = UGETDW(p)(*(u_int32_t *)(p)); |
| 3105 | fivals->discrete.denominator = 10000000; |
| 3106 | } |
| 3107 | |
| 3108 | return (0); |
| 3109 | } |
| 3110 | |
| 3111 | int |
| 3112 | uvideo_s_fmt(void *v, struct v4l2_format *fmt) |
| 3113 | { |
| 3114 | struct uvideo_softc *sc = v; |
| 3115 | struct uvideo_format_group *fmtgrp_save; |
| 3116 | struct usb_video_frame_desc *frame_save; |
| 3117 | struct uvideo_res r; |
| 3118 | int found, i; |
| 3119 | usbd_status error; |
| 3120 | |
| 3121 | if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 3122 | return (EINVAL22); |
| 3123 | |
| 3124 | DPRINTF(1, "%s: %s: requested width=%d, height=%d\n", |
| 3125 | DEVNAME(sc), __func__, fmt->fmt.pix.width, fmt->fmt.pix.height); |
| 3126 | |
| 3127 | /* search requested pixel format */ |
| 3128 | for (found = 0, i = 0; i < sc->sc_fmtgrp_num; i++) { |
| 3129 | if (fmt->fmt.pix.pixelformat == sc->sc_fmtgrp[i].pixelformat) { |
| 3130 | found = 1; |
| 3131 | break; |
| 3132 | } |
| 3133 | } |
| 3134 | if (found == 0) |
| 3135 | return (EINVAL22); |
| 3136 | |
| 3137 | /* check if the format descriptor contains frame descriptors */ |
| 3138 | if (sc->sc_fmtgrp[i].frame_num == 0) { |
| 3139 | printf("%s: %s: no frame descriptors found!\n", |
| 3140 | __func__, DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 3141 | return (EINVAL22); |
| 3142 | } |
| 3143 | |
| 3144 | /* search requested frame resolution */ |
| 3145 | uvideo_find_res(sc, i, fmt->fmt.pix.width, fmt->fmt.pix.height, &r); |
| 3146 | |
| 3147 | /* |
| 3148 | * Do negotiation. |
| 3149 | */ |
| 3150 | /* save a copy of current format group in case of negotiation fails */ |
| 3151 | fmtgrp_save = sc->sc_fmtgrp_cur; |
| 3152 | frame_save = sc->sc_fmtgrp_cur->frame_cur; |
| 3153 | /* set new format group */ |
| 3154 | sc->sc_fmtgrp_cur = &sc->sc_fmtgrp[i]; |
| 3155 | sc->sc_fmtgrp[i].frame_cur = sc->sc_fmtgrp[i].frame[r.fidx]; |
| 3156 | |
| 3157 | /* do device negotiation with commit */ |
| 3158 | error = uvideo_vs_negotiation(sc, 1); |
| 3159 | if (error != USBD_NORMAL_COMPLETION) { |
| 3160 | sc->sc_fmtgrp_cur = fmtgrp_save; |
| 3161 | sc->sc_fmtgrp_cur->frame_cur = frame_save; |
| 3162 | return (EINVAL22); |
| 3163 | } |
| 3164 | sc->sc_negotiated_flag = 1; |
| 3165 | |
| 3166 | /* offer closest resolution which we have found */ |
| 3167 | fmt->fmt.pix.width = r.width; |
| 3168 | fmt->fmt.pix.height = r.height; |
| 3169 | |
| 3170 | DPRINTF(1, "%s: %s: offered width=%d, height=%d\n", |
| 3171 | DEVNAME(sc), __func__, r.width, r.height); |
| 3172 | |
| 3173 | /* tell our frame buffer size */ |
| 3174 | fmt->fmt.pix.sizeimage = UGETDW(sc->sc_desc_probe.dwMaxVideoFrameSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxVideoFrameSize)); |
| 3175 | |
| 3176 | return (0); |
| 3177 | } |
| 3178 | |
| 3179 | int |
| 3180 | uvideo_g_fmt(void *v, struct v4l2_format *fmt) |
| 3181 | { |
| 3182 | struct uvideo_softc *sc = v; |
| 3183 | |
| 3184 | if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 3185 | return (EINVAL22); |
| 3186 | |
| 3187 | fmt->fmt.pix.pixelformat = sc->sc_fmtgrp_cur->pixelformat; |
| 3188 | fmt->fmt.pix.width = UGETW(sc->sc_fmtgrp_cur->frame_cur->wWidth)(*(u_int16_t *)(sc->sc_fmtgrp_cur->frame_cur->wWidth )); |
| 3189 | fmt->fmt.pix.height = UGETW(sc->sc_fmtgrp_cur->frame_cur->wHeight)(*(u_int16_t *)(sc->sc_fmtgrp_cur->frame_cur->wHeight )); |
| 3190 | fmt->fmt.pix.sizeimage = UGETDW(sc->sc_desc_probe.dwMaxVideoFrameSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxVideoFrameSize)); |
| 3191 | |
| 3192 | DPRINTF(1, "%s: %s: current width=%d, height=%d\n", |
| 3193 | DEVNAME(sc), __func__, fmt->fmt.pix.width, fmt->fmt.pix.height); |
| 3194 | |
| 3195 | return (0); |
| 3196 | } |
| 3197 | |
| 3198 | int |
| 3199 | uvideo_s_parm(void *v, struct v4l2_streamparm *parm) |
| 3200 | { |
| 3201 | struct uvideo_softc *sc = v; |
| 3202 | usbd_status error; |
| 3203 | |
| 3204 | if (parm->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
| 3205 | /* |
| 3206 | * XXX Only whole number frame rates for now. Frame |
| 3207 | * rate is the inverse of time per frame. |
| 3208 | */ |
| 3209 | if (parm->parm.capture.timeperframe.numerator == 0 || |
| 3210 | parm->parm.capture.timeperframe.denominator == 0) { |
| 3211 | sc->sc_frame_rate = 0; |
| 3212 | } else { |
| 3213 | sc->sc_frame_rate = |
| 3214 | parm->parm.capture.timeperframe.denominator / |
| 3215 | parm->parm.capture.timeperframe.numerator; |
| 3216 | } |
| 3217 | } else |
| 3218 | return (EINVAL22); |
| 3219 | |
| 3220 | /* renegotiate if necessary */ |
| 3221 | if (sc->sc_negotiated_flag) { |
| 3222 | error = uvideo_vs_negotiation(sc, 1); |
| 3223 | if (error != USBD_NORMAL_COMPLETION) |
| 3224 | return (error); |
| 3225 | } |
| 3226 | |
| 3227 | return (0); |
| 3228 | } |
| 3229 | |
| 3230 | int |
| 3231 | uvideo_g_parm(void *v, struct v4l2_streamparm *parm) |
| 3232 | { |
| 3233 | struct uvideo_softc *sc = v; |
| 3234 | |
| 3235 | if (parm->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { |
| 3236 | parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME0x1000; |
| 3237 | parm->parm.capture.capturemode = 0; |
| 3238 | parm->parm.capture.timeperframe.numerator = |
| 3239 | UGETDW(sc->sc_desc_probe.dwFrameInterval)(*(u_int32_t *)(sc->sc_desc_probe.dwFrameInterval)); |
| 3240 | parm->parm.capture.timeperframe.denominator = 10000000; |
| 3241 | } else |
| 3242 | return (EINVAL22); |
| 3243 | |
| 3244 | return (0); |
| 3245 | } |
| 3246 | |
| 3247 | int |
| 3248 | uvideo_enum_input(void *v, struct v4l2_input *input) |
| 3249 | { |
| 3250 | if (input->index != 0) |
| 3251 | /* XXX we just support one input for now */ |
| 3252 | return (EINVAL22); |
| 3253 | |
| 3254 | strlcpy(input->name, "Camera Terminal", sizeof(input->name)); |
| 3255 | input->type = V4L2_INPUT_TYPE_CAMERA2; |
| 3256 | |
| 3257 | return (0); |
| 3258 | } |
| 3259 | |
| 3260 | int |
| 3261 | uvideo_s_input(void *v, int input) |
| 3262 | { |
| 3263 | if (input != 0) |
| 3264 | /* XXX we just support one input for now */ |
| 3265 | return (EINVAL22); |
| 3266 | |
| 3267 | return (0); |
| 3268 | } |
| 3269 | |
| 3270 | int |
| 3271 | uvideo_g_input(void *v, int *input) |
| 3272 | { |
| 3273 | /* XXX we just support one input for now */ |
| 3274 | *input = 0; |
| 3275 | |
| 3276 | return (0); |
| 3277 | } |
| 3278 | |
| 3279 | int |
| 3280 | uvideo_reqbufs(void *v, struct v4l2_requestbuffers *rb) |
| 3281 | { |
| 3282 | struct uvideo_softc *sc = v; |
| 3283 | int i, buf_size, buf_size_total; |
| 3284 | |
| 3285 | DPRINTF(1, "%s: %s: count=%d\n", DEVNAME(sc), __func__, rb->count); |
| 3286 | |
| 3287 | /* We do not support freeing buffers via reqbufs(0) */ |
| 3288 | if (rb->count == 0) |
| 3289 | return (EINVAL22); |
| 3290 | |
| 3291 | if (sc->sc_mmap_count > 0 || sc->sc_mmap_buffer != NULL((void *)0)) { |
| 3292 | DPRINTF(1, "%s: %s: mmap buffers already allocated\n", |
| 3293 | DEVNAME(sc), __func__); |
| 3294 | return (EINVAL22); |
| 3295 | } |
| 3296 | |
| 3297 | /* limit the buffers */ |
| 3298 | if (rb->count > UVIDEO_MAX_BUFFERS8) |
| 3299 | sc->sc_mmap_count = UVIDEO_MAX_BUFFERS8; |
| 3300 | else |
| 3301 | sc->sc_mmap_count = rb->count; |
| 3302 | |
| 3303 | /* allocate the total mmap buffer */ |
| 3304 | buf_size = UGETDW(sc->sc_desc_probe.dwMaxVideoFrameSize)(*(u_int32_t *)(sc->sc_desc_probe.dwMaxVideoFrameSize)); |
| 3305 | if (buf_size >= SIZE_MAX0xffffffffffffffffUL / UVIDEO_MAX_BUFFERS8) { |
| 3306 | printf("%s: video frame size too large!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 3307 | sc->sc_mmap_count = 0; |
| 3308 | return (EINVAL22); |
| 3309 | } |
| 3310 | buf_size_total = sc->sc_mmap_count * buf_size; |
| 3311 | buf_size_total = round_page(buf_size_total)(((buf_size_total) + ((1 << 12) - 1)) & ~((1 << 12) - 1)); /* page align buffer */ |
| 3312 | sc->sc_mmap_buffer = malloc(buf_size_total, M_USBDEV102, M_NOWAIT0x0002); |
| 3313 | if (sc->sc_mmap_buffer == NULL((void *)0)) { |
| 3314 | printf("%s: can't allocate mmap buffer!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 3315 | sc->sc_mmap_count = 0; |
| 3316 | return (EINVAL22); |
| 3317 | } |
| 3318 | sc->sc_mmap_buffer_size = buf_size_total; |
| 3319 | DPRINTF(1, "%s: allocated %d bytes mmap buffer\n", |
| 3320 | DEVNAME(sc), buf_size_total); |
| 3321 | |
| 3322 | /* fill the v4l2_buffer structure */ |
| 3323 | for (i = 0; i < sc->sc_mmap_count; i++) { |
| 3324 | sc->sc_mmap[i].buf = sc->sc_mmap_buffer + (i * buf_size); |
| 3325 | |
| 3326 | sc->sc_mmap[i].v4l2_buf.index = i; |
| 3327 | sc->sc_mmap[i].v4l2_buf.m.offset = i * buf_size; |
| 3328 | sc->sc_mmap[i].v4l2_buf.length = buf_size; |
| 3329 | sc->sc_mmap[i].v4l2_buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; |
| 3330 | sc->sc_mmap[i].v4l2_buf.sequence = 0; |
| 3331 | sc->sc_mmap[i].v4l2_buf.field = V4L2_FIELD_NONE; |
| 3332 | sc->sc_mmap[i].v4l2_buf.memory = V4L2_MEMORY_MMAP; |
| 3333 | sc->sc_mmap[i].v4l2_buf.flags = V4L2_BUF_FLAG_MAPPED0x00000001; |
| 3334 | |
| 3335 | DPRINTF(1, "%s: %s: index=%d, offset=%d, length=%d\n", |
| 3336 | DEVNAME(sc), __func__, |
| 3337 | sc->sc_mmap[i].v4l2_buf.index, |
| 3338 | sc->sc_mmap[i].v4l2_buf.m.offset, |
| 3339 | sc->sc_mmap[i].v4l2_buf.length); |
| 3340 | } |
| 3341 | |
| 3342 | /* tell how many buffers we have really allocated */ |
| 3343 | rb->count = sc->sc_mmap_count; |
| 3344 | |
| 3345 | return (0); |
| 3346 | } |
| 3347 | |
| 3348 | int |
| 3349 | uvideo_querybuf(void *v, struct v4l2_buffer *qb) |
| 3350 | { |
| 3351 | struct uvideo_softc *sc = v; |
| 3352 | |
| 3353 | if (qb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || |
| 3354 | qb->memory != V4L2_MEMORY_MMAP || |
| 3355 | qb->index >= sc->sc_mmap_count) |
| 3356 | return (EINVAL22); |
| 3357 | |
| 3358 | bcopy(&sc->sc_mmap[qb->index].v4l2_buf, qb, |
| 3359 | sizeof(struct v4l2_buffer)); |
| 3360 | |
| 3361 | DPRINTF(1, "%s: %s: index=%d, offset=%d, length=%d\n", |
| 3362 | DEVNAME(sc), __func__, |
| 3363 | qb->index, |
| 3364 | qb->m.offset, |
| 3365 | qb->length); |
| 3366 | |
| 3367 | return (0); |
| 3368 | } |
| 3369 | |
| 3370 | int |
| 3371 | uvideo_qbuf(void *v, struct v4l2_buffer *qb) |
| 3372 | { |
| 3373 | struct uvideo_softc *sc = v; |
| 3374 | |
| 3375 | if (qb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || |
| 3376 | qb->memory != V4L2_MEMORY_MMAP || |
| 3377 | qb->index >= sc->sc_mmap_count) |
| 3378 | return (EINVAL22); |
| 3379 | |
| 3380 | sc->sc_mmap[qb->index].v4l2_buf.flags &= ~V4L2_BUF_FLAG_DONE0x00000004; |
| 3381 | sc->sc_mmap[qb->index].v4l2_buf.flags |= V4L2_BUF_FLAG_QUEUED0x00000002; |
| 3382 | |
| 3383 | DPRINTF(2, "%s: %s: buffer on index %d ready for queueing\n", |
| 3384 | DEVNAME(sc), __func__, qb->index); |
| 3385 | |
| 3386 | return (0); |
| 3387 | } |
| 3388 | |
| 3389 | int |
| 3390 | uvideo_dqbuf(void *v, struct v4l2_buffer *dqb) |
| 3391 | { |
| 3392 | struct uvideo_softc *sc = v; |
| 3393 | struct uvideo_mmap *mmap; |
| 3394 | int error; |
| 3395 | |
| 3396 | if (dqb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE || |
| 3397 | dqb->memory != V4L2_MEMORY_MMAP) |
| 3398 | return (EINVAL22); |
| 3399 | |
| 3400 | if (SIMPLEQ_EMPTY(&sc->sc_mmap_q)(((&sc->sc_mmap_q)->sqh_first) == ((void *)0))) { |
| 3401 | /* mmap queue is empty, block until first frame is queued */ |
| 3402 | error = tsleep_nsec(sc, 0, "vid_mmap", SEC_TO_NSEC(10)); |
| 3403 | if (error) |
| 3404 | return (EINVAL22); |
| 3405 | } |
| 3406 | |
| 3407 | mmap = SIMPLEQ_FIRST(&sc->sc_mmap_q)((&sc->sc_mmap_q)->sqh_first); |
| 3408 | if (mmap == NULL((void *)0)) |
| 3409 | panic("uvideo_dqbuf: NULL pointer!"); |
| 3410 | |
| 3411 | bcopy(&mmap->v4l2_buf, dqb, sizeof(struct v4l2_buffer)); |
| 3412 | |
| 3413 | mmap->v4l2_buf.flags &= ~V4L2_BUF_FLAG_DONE0x00000004; |
| 3414 | mmap->v4l2_buf.flags &= ~V4L2_BUF_FLAG_QUEUED0x00000002; |
| 3415 | |
| 3416 | DPRINTF(2, "%s: %s: frame dequeued from index %d\n", |
| 3417 | DEVNAME(sc), __func__, mmap->v4l2_buf.index); |
| 3418 | SIMPLEQ_REMOVE_HEAD(&sc->sc_mmap_q, q_frames)do { if (((&sc->sc_mmap_q)->sqh_first = (&sc-> sc_mmap_q)->sqh_first->q_frames.sqe_next) == ((void *)0 )) (&sc->sc_mmap_q)->sqh_last = &(&sc->sc_mmap_q )->sqh_first; } while (0); |
| 3419 | |
| 3420 | return (0); |
| 3421 | } |
| 3422 | |
| 3423 | int |
| 3424 | uvideo_streamon(void *v, int type) |
| 3425 | { |
| 3426 | struct uvideo_softc *sc = v; |
| 3427 | usbd_status error; |
| 3428 | |
| 3429 | error = uvideo_vs_init(sc); |
| 3430 | if (error != USBD_NORMAL_COMPLETION) |
| 3431 | return (EINVAL22); |
| 3432 | |
| 3433 | if (sc->sc_vs_cur->bulk_endpoint) |
| 3434 | uvideo_vs_start_bulk(sc); |
| 3435 | else |
| 3436 | uvideo_vs_start_isoc(sc); |
| 3437 | |
| 3438 | return (0); |
| 3439 | } |
| 3440 | |
| 3441 | int |
| 3442 | uvideo_streamoff(void *v, int type) |
| 3443 | { |
| 3444 | struct uvideo_softc *sc = v; |
| 3445 | |
| 3446 | uvideo_vs_close(sc); |
| 3447 | |
| 3448 | return (0); |
| 3449 | } |
| 3450 | |
| 3451 | int |
| 3452 | uvideo_queryctrl(void *v, struct v4l2_queryctrl *qctrl) |
| 3453 | { |
| 3454 | struct uvideo_softc *sc = v; |
| 3455 | int i, ret = 0; |
| 3456 | usbd_status error; |
| 3457 | uint8_t *ctrl_data; |
| 3458 | uint16_t ctrl_len; |
| 3459 | |
| 3460 | i = uvideo_find_ctrl(sc, qctrl->id); |
| 3461 | if (i == EINVAL22) |
| 3462 | return (i); |
| 3463 | |
| 3464 | ctrl_len = uvideo_ctrls[i].ctrl_len; |
| 3465 | if (ctrl_len < 1 || ctrl_len > 2) { |
| 3466 | printf("%s: invalid control length: %d\n", __func__, ctrl_len); |
| 3467 | return (EINVAL22); |
| 3468 | } |
| 3469 | |
| 3470 | ctrl_data = malloc(ctrl_len, M_USBDEV102, M_WAITOK0x0001 | M_CANFAIL0x0004); |
| 3471 | if (ctrl_data == NULL((void *)0)) { |
| 3472 | printf("%s: could not allocate control data\n", __func__); |
| 3473 | return (ENOMEM12); |
| 3474 | } |
| 3475 | |
| 3476 | /* set type */ |
| 3477 | qctrl->type = uvideo_ctrls[i].type; |
| 3478 | |
| 3479 | /* set description name */ |
| 3480 | strlcpy(qctrl->name, uvideo_ctrls[i].name, sizeof(qctrl->name)); |
| 3481 | |
| 3482 | /* set minimum */ |
| 3483 | error = uvideo_vc_get_ctrl(sc, ctrl_data, GET_MIN0x82, |
| 3484 | sc->sc_desc_vc_pu_cur->bUnitID, |
| 3485 | uvideo_ctrls[i].ctrl_selector, uvideo_ctrls[i].ctrl_len); |
| 3486 | if (error != USBD_NORMAL_COMPLETION) { |
| 3487 | ret = EINVAL22; |
| 3488 | goto out; |
| 3489 | } |
| 3490 | switch (ctrl_len) { |
| 3491 | case 1: |
| 3492 | qctrl->minimum = uvideo_ctrls[i].sig ? |
| 3493 | *(int8_t *)ctrl_data : |
| 3494 | *ctrl_data; |
| 3495 | break; |
| 3496 | case 2: |
| 3497 | qctrl->minimum = uvideo_ctrls[i].sig ? |
| 3498 | (int16_t)UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)) : |
| 3499 | UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)); |
| 3500 | break; |
| 3501 | } |
| 3502 | |
| 3503 | /* set maximum */ |
| 3504 | error = uvideo_vc_get_ctrl(sc, ctrl_data, GET_MAX0x83, |
| 3505 | sc->sc_desc_vc_pu_cur->bUnitID, |
| 3506 | uvideo_ctrls[i].ctrl_selector, uvideo_ctrls[i].ctrl_len); |
| 3507 | if (error != USBD_NORMAL_COMPLETION) { |
| 3508 | ret = EINVAL22; |
| 3509 | goto out; |
| 3510 | } |
| 3511 | switch(ctrl_len) { |
| 3512 | case 1: |
| 3513 | qctrl->maximum = uvideo_ctrls[i].sig ? |
| 3514 | *(int8_t *)ctrl_data : |
| 3515 | *ctrl_data; |
| 3516 | break; |
| 3517 | case 2: |
| 3518 | qctrl->maximum = uvideo_ctrls[i].sig ? |
| 3519 | (int16_t)UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)) : |
| 3520 | UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)); |
| 3521 | break; |
| 3522 | } |
| 3523 | |
| 3524 | /* set resolution */ |
| 3525 | error = uvideo_vc_get_ctrl(sc, ctrl_data, GET_RES0x84, |
| 3526 | sc->sc_desc_vc_pu_cur->bUnitID, |
| 3527 | uvideo_ctrls[i].ctrl_selector, uvideo_ctrls[i].ctrl_len); |
| 3528 | if (error != USBD_NORMAL_COMPLETION) { |
| 3529 | ret = EINVAL22; |
| 3530 | goto out; |
| 3531 | } |
| 3532 | switch(ctrl_len) { |
| 3533 | case 1: |
| 3534 | qctrl->step = uvideo_ctrls[i].sig ? |
| 3535 | *(int8_t *)ctrl_data: |
| 3536 | *ctrl_data; |
| 3537 | break; |
| 3538 | case 2: |
| 3539 | qctrl->step = uvideo_ctrls[i].sig ? |
| 3540 | (int16_t)UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)) : |
| 3541 | UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)); |
| 3542 | break; |
| 3543 | } |
| 3544 | |
| 3545 | /* set default */ |
| 3546 | error = uvideo_vc_get_ctrl(sc, ctrl_data, GET_DEF0x87, |
| 3547 | sc->sc_desc_vc_pu_cur->bUnitID, |
| 3548 | uvideo_ctrls[i].ctrl_selector, uvideo_ctrls[i].ctrl_len); |
| 3549 | if (error != USBD_NORMAL_COMPLETION) { |
| 3550 | ret = EINVAL22; |
| 3551 | goto out; |
| 3552 | } |
| 3553 | switch(ctrl_len) { |
| 3554 | case 1: |
| 3555 | qctrl->default_value = uvideo_ctrls[i].sig ? |
| 3556 | *(int8_t *)ctrl_data : |
| 3557 | *ctrl_data; |
| 3558 | break; |
| 3559 | case 2: |
| 3560 | qctrl->default_value = uvideo_ctrls[i].sig ? |
| 3561 | (int16_t)UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)) : |
| 3562 | UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)); |
| 3563 | break; |
| 3564 | } |
| 3565 | |
| 3566 | /* set flags */ |
| 3567 | qctrl->flags = 0; |
| 3568 | |
| 3569 | out: |
| 3570 | free(ctrl_data, M_USBDEV102, ctrl_len); |
| 3571 | |
| 3572 | return (ret); |
| 3573 | } |
| 3574 | |
| 3575 | int |
| 3576 | uvideo_g_ctrl(void *v, struct v4l2_control *gctrl) |
| 3577 | { |
| 3578 | struct uvideo_softc *sc = v; |
| 3579 | int i, ret = 0; |
| 3580 | usbd_status error; |
| 3581 | uint8_t *ctrl_data; |
| 3582 | uint16_t ctrl_len; |
| 3583 | |
| 3584 | i = uvideo_find_ctrl(sc, gctrl->id); |
| 3585 | if (i == EINVAL22) |
| 3586 | return (i); |
| 3587 | |
| 3588 | ctrl_len = uvideo_ctrls[i].ctrl_len; |
| 3589 | if (ctrl_len < 1 || ctrl_len > 2) { |
| 3590 | printf("%s: invalid control length: %d\n", __func__, ctrl_len); |
| 3591 | return (EINVAL22); |
| 3592 | } |
| 3593 | |
| 3594 | ctrl_data = malloc(ctrl_len, M_USBDEV102, M_WAITOK0x0001 | M_CANFAIL0x0004); |
| 3595 | if (ctrl_data == NULL((void *)0)) { |
| 3596 | printf("%s: could not allocate control data\n", __func__); |
| 3597 | return (ENOMEM12); |
| 3598 | } |
| 3599 | |
| 3600 | error = uvideo_vc_get_ctrl(sc, ctrl_data, GET_CUR0x81, |
| 3601 | sc->sc_desc_vc_pu_cur->bUnitID, |
| 3602 | uvideo_ctrls[i].ctrl_selector, uvideo_ctrls[i].ctrl_len); |
| 3603 | if (error != USBD_NORMAL_COMPLETION) { |
| 3604 | ret = EINVAL22; |
Value stored to 'ret' is never read | |
| 3605 | goto out; |
| 3606 | } |
| 3607 | switch(ctrl_len) { |
| 3608 | case 1: |
| 3609 | gctrl->value = uvideo_ctrls[i].sig ? |
| 3610 | *(int8_t *)ctrl_data : |
| 3611 | *ctrl_data; |
| 3612 | break; |
| 3613 | case 2: |
| 3614 | gctrl->value = uvideo_ctrls[i].sig ? |
| 3615 | (int16_t)UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)) : |
| 3616 | UGETW(ctrl_data)(*(u_int16_t *)(ctrl_data)); |
| 3617 | break; |
| 3618 | } |
| 3619 | |
| 3620 | out: |
| 3621 | free(ctrl_data, M_USBDEV102, ctrl_len); |
| 3622 | |
| 3623 | return (0); |
| 3624 | } |
| 3625 | |
| 3626 | int |
| 3627 | uvideo_s_ctrl(void *v, struct v4l2_control *sctrl) |
| 3628 | { |
| 3629 | struct uvideo_softc *sc = v; |
| 3630 | int i, ret = 0; |
| 3631 | usbd_status error; |
| 3632 | uint8_t *ctrl_data; |
| 3633 | uint16_t ctrl_len; |
| 3634 | |
| 3635 | i = uvideo_find_ctrl(sc, sctrl->id); |
| 3636 | if (i == EINVAL22) |
| 3637 | return (i); |
| 3638 | |
| 3639 | ctrl_len = uvideo_ctrls[i].ctrl_len; |
| 3640 | if (ctrl_len < 1 || ctrl_len > 2) { |
| 3641 | printf("%s: invalid control length: %d\n", __func__, ctrl_len); |
| 3642 | return (EINVAL22); |
| 3643 | } |
| 3644 | |
| 3645 | ctrl_data = malloc(ctrl_len, M_USBDEV102, M_WAITOK0x0001 | M_CANFAIL0x0004); |
| 3646 | if (ctrl_data == NULL((void *)0)) { |
| 3647 | printf("%s: could not allocate control data\n", __func__); |
| 3648 | return (ENOMEM12); |
| 3649 | } |
| 3650 | |
| 3651 | switch(ctrl_len) { |
| 3652 | case 1: |
| 3653 | if (uvideo_ctrls[i].sig) |
| 3654 | *(int8_t *)ctrl_data = sctrl->value; |
| 3655 | else |
| 3656 | *ctrl_data = sctrl->value; |
| 3657 | break; |
| 3658 | case 2: |
| 3659 | USETW(ctrl_data, sctrl->value)(*(u_int16_t *)(ctrl_data) = (sctrl->value)); |
| 3660 | break; |
| 3661 | } |
| 3662 | error = uvideo_vc_set_ctrl(sc, ctrl_data, SET_CUR0x01, |
| 3663 | sc->sc_desc_vc_pu_cur->bUnitID, |
| 3664 | uvideo_ctrls[i].ctrl_selector, uvideo_ctrls[i].ctrl_len); |
| 3665 | if (error != USBD_NORMAL_COMPLETION) |
| 3666 | ret = EINVAL22; |
| 3667 | |
| 3668 | free(ctrl_data, M_USBDEV102, ctrl_len); |
| 3669 | |
| 3670 | return (ret); |
| 3671 | } |
| 3672 | |
| 3673 | int |
| 3674 | uvideo_try_fmt(void *v, struct v4l2_format *fmt) |
| 3675 | { |
| 3676 | struct uvideo_softc *sc = v; |
| 3677 | struct uvideo_res r; |
| 3678 | int found, i; |
| 3679 | |
| 3680 | if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) |
| 3681 | return (EINVAL22); |
| 3682 | |
| 3683 | DPRINTF(1, "%s: %s: requested width=%d, height=%d\n", |
| 3684 | DEVNAME(sc), __func__, fmt->fmt.pix.width, fmt->fmt.pix.height); |
| 3685 | |
| 3686 | /* search requested pixel format */ |
| 3687 | for (found = 0, i = 0; i < sc->sc_fmtgrp_num; i++) { |
| 3688 | if (fmt->fmt.pix.pixelformat == sc->sc_fmtgrp[i].pixelformat) { |
| 3689 | found = 1; |
| 3690 | break; |
| 3691 | } |
| 3692 | } |
| 3693 | if (found == 0) |
| 3694 | return (EINVAL22); |
| 3695 | |
| 3696 | /* search requested frame resolution */ |
| 3697 | uvideo_find_res(sc, i, fmt->fmt.pix.width, fmt->fmt.pix.height, &r); |
| 3698 | |
| 3699 | /* offer closest resolution which we have found */ |
| 3700 | fmt->fmt.pix.width = r.width; |
| 3701 | fmt->fmt.pix.height = r.height; |
| 3702 | |
| 3703 | DPRINTF(1, "%s: %s: offered width=%d, height=%d\n", |
| 3704 | DEVNAME(sc), __func__, r.width, r.height); |
| 3705 | |
| 3706 | /* tell our frame buffer size */ |
| 3707 | fmt->fmt.pix.sizeimage = sc->sc_frame_buffer.buf_size; |
| 3708 | |
| 3709 | return (0); |
| 3710 | } |
| 3711 | |
| 3712 | caddr_t |
| 3713 | uvideo_mappage(void *v, off_t off, int prot) |
| 3714 | { |
| 3715 | struct uvideo_softc *sc = v; |
| 3716 | caddr_t p; |
| 3717 | |
| 3718 | if (off >= sc->sc_mmap_buffer_size) |
| 3719 | return NULL((void *)0); |
| 3720 | |
| 3721 | if (!sc->sc_mmap_flag) |
| 3722 | sc->sc_mmap_flag = 1; |
| 3723 | |
| 3724 | p = sc->sc_mmap_buffer + off; |
| 3725 | |
| 3726 | return (p); |
| 3727 | } |
| 3728 | |
| 3729 | int |
| 3730 | uvideo_get_bufsize(void *v) |
| 3731 | { |
| 3732 | struct uvideo_softc *sc = v; |
| 3733 | |
| 3734 | return (sc->sc_max_fbuf_size); |
| 3735 | } |
| 3736 | |
| 3737 | int |
| 3738 | uvideo_start_read(void *v) |
| 3739 | { |
| 3740 | struct uvideo_softc *sc = v; |
| 3741 | usbd_status error; |
| 3742 | |
| 3743 | if (sc->sc_mmap_flag) |
| 3744 | sc->sc_mmap_flag = 0; |
| 3745 | |
| 3746 | error = uvideo_vs_init(sc); |
| 3747 | if (error != USBD_NORMAL_COMPLETION) |
| 3748 | return (EINVAL22); |
| 3749 | |
| 3750 | if (sc->sc_vs_cur->bulk_endpoint) |
| 3751 | uvideo_vs_start_bulk(sc); |
| 3752 | else |
| 3753 | uvideo_vs_start_isoc(sc); |
| 3754 | |
| 3755 | return (0); |
| 3756 | } |
| 3757 | |
| 3758 | usbd_status |
| 3759 | uvideo_usb_control(struct uvideo_softc *sc, uint8_t rt, uint8_t r, |
| 3760 | uint16_t value, uint8_t *data, size_t length) |
| 3761 | { |
| 3762 | usb_device_request_t req; |
| 3763 | usbd_status err; |
| 3764 | |
| 3765 | req.bmRequestType = rt; |
| 3766 | req.bRequest = r; |
| 3767 | USETW(req.wIndex, 0)(*(u_int16_t *)(req.wIndex) = (0)); |
| 3768 | USETW(req.wValue, value)(*(u_int16_t *)(req.wValue) = (value)); |
| 3769 | USETW(req.wLength, length)(*(u_int16_t *)(req.wLength) = (length)); |
| 3770 | |
| 3771 | err = usbd_do_request(sc->sc_udev, &req, data); |
| 3772 | if (err != USBD_NORMAL_COMPLETION) |
| 3773 | return (err); |
| 3774 | |
| 3775 | return (USBD_NORMAL_COMPLETION); |
| 3776 | } |
| 3777 | |
| 3778 | usbd_status |
| 3779 | uvideo_ucode_loader_ricoh(struct uvideo_softc *sc) |
| 3780 | { |
| 3781 | usbd_status error; |
| 3782 | uint8_t *ucode, len, cbuf; |
| 3783 | size_t ucode_size; |
| 3784 | uint16_t addr; |
| 3785 | int offset = 0, remain; |
| 3786 | |
| 3787 | /* get device microcode status */ |
| 3788 | cbuf = 0; |
| 3789 | error = uvideo_usb_control(sc, UT_READ_VENDOR_DEVICE(0x80 | 0x40 | 0x00), |
| 3790 | 0xa4, 0, &cbuf, sizeof cbuf); |
| 3791 | if (error != USBD_NORMAL_COMPLETION) { |
| 3792 | printf("%s: ucode status error=%s!\n", |
| 3793 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 3794 | return (USBD_INVAL); |
| 3795 | } |
| 3796 | if (cbuf) { |
| 3797 | DPRINTF(1, "%s: microcode already loaded\n", DEVNAME(sc)); |
| 3798 | return (USBD_NORMAL_COMPLETION); |
| 3799 | } else { |
| 3800 | DPRINTF(1, "%s: microcode not loaded\n", DEVNAME(sc)); |
| 3801 | } |
| 3802 | |
| 3803 | /* open microcode file */ |
| 3804 | error = loadfirmware(sc->sc_quirk->ucode_name, &ucode, &ucode_size); |
| 3805 | if (error != 0) { |
| 3806 | printf("%s: loadfirmware error=%d!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname), error); |
| 3807 | return (USBD_INVAL); |
| 3808 | } |
| 3809 | |
| 3810 | /* upload microcode */ |
| 3811 | remain = ucode_size; |
| 3812 | while (remain > 0) { |
| 3813 | if (remain < 3) { |
| 3814 | printf("%s: ucode file incomplete!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 3815 | free(ucode, M_DEVBUF2, ucode_size); |
| 3816 | return (USBD_INVAL); |
| 3817 | } |
| 3818 | |
| 3819 | len = ucode[offset]; |
| 3820 | addr = ucode[offset + 1] | (ucode[offset + 2] << 8); |
| 3821 | offset += 3; |
| 3822 | remain -= 3; |
| 3823 | |
| 3824 | error = uvideo_usb_control(sc, UT_WRITE_VENDOR_DEVICE(0x00 | 0x40 | 0x00), |
| 3825 | 0xa0, addr, &ucode[offset], len); |
| 3826 | if (error != USBD_NORMAL_COMPLETION) { |
| 3827 | printf("%s: ucode upload error=%s!\n", |
| 3828 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 3829 | free(ucode, M_DEVBUF2, ucode_size); |
| 3830 | return (USBD_INVAL); |
| 3831 | } |
| 3832 | DPRINTF(1, "%s: uploaded %d bytes ucode to addr 0x%x\n", |
| 3833 | DEVNAME(sc), len, addr); |
| 3834 | |
| 3835 | offset += len; |
| 3836 | remain -= len; |
| 3837 | } |
| 3838 | free(ucode, M_DEVBUF2, ucode_size); |
| 3839 | |
| 3840 | /* activate microcode */ |
| 3841 | cbuf = 0; |
| 3842 | error = uvideo_usb_control(sc, UT_WRITE_VENDOR_DEVICE(0x00 | 0x40 | 0x00), |
| 3843 | 0xa1, 0, &cbuf, sizeof cbuf); |
| 3844 | if (error != USBD_NORMAL_COMPLETION) { |
| 3845 | printf("%s: ucode activate error=%s!\n", |
| 3846 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 3847 | return (USBD_INVAL); |
| 3848 | } |
| 3849 | DPRINTF(1, "%s: ucode activated\n", DEVNAME(sc)); |
| 3850 | |
| 3851 | return (USBD_NORMAL_COMPLETION); |
| 3852 | } |
| 3853 | |
| 3854 | /* |
| 3855 | * The iSight first generation device will first attach as |
| 3856 | * 0x8300 non-UVC. After the firmware gots uploaded, the device |
| 3857 | * will reset and come back as 0x8501 UVC compatible. |
| 3858 | */ |
| 3859 | usbd_status |
| 3860 | uvideo_ucode_loader_apple_isight(struct uvideo_softc *sc) |
| 3861 | { |
| 3862 | usbd_status error; |
| 3863 | uint8_t *ucode, *code, cbuf; |
| 3864 | size_t ucode_size; |
| 3865 | uint16_t len, req, off, llen; |
| 3866 | |
| 3867 | /* open microcode file */ |
| 3868 | error = loadfirmware(sc->sc_quirk->ucode_name, &ucode, &ucode_size); |
| 3869 | if (error != 0) { |
| 3870 | printf("%s: loadfirmware error=%d!\n", DEVNAME(sc)((sc)->sc_dev.dv_xname), error); |
| 3871 | return (USBD_INVAL); |
| 3872 | } |
| 3873 | |
| 3874 | /* send init request */ |
| 3875 | cbuf = 1; |
| 3876 | error = uvideo_usb_control(sc, UT_WRITE_VENDOR_DEVICE(0x00 | 0x40 | 0x00), 0xa0, 0xe600, |
| 3877 | &cbuf, sizeof(cbuf)); |
| 3878 | if (error) { |
| 3879 | printf("%s: failed to init firmware loading state: %s\n", |
| 3880 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 3881 | return (error); |
| 3882 | } |
| 3883 | |
| 3884 | code = ucode; |
| 3885 | while (code < ucode + ucode_size) { |
| 3886 | /* get header information */ |
| 3887 | len = (code[0] << 8) | code[1]; |
| 3888 | req = (code[2] << 8) | code[3]; |
| 3889 | DPRINTF(1, "%s: ucode data len=%d, request=0x%x\n", |
| 3890 | DEVNAME(sc), len, req); |
| 3891 | if (len < 1 || len > 1023) { |
| 3892 | printf("%s: ucode header contains wrong value!\n", |
| 3893 | DEVNAME(sc)((sc)->sc_dev.dv_xname)); |
| 3894 | free(ucode, M_DEVBUF2, ucode_size); |
| 3895 | return (USBD_INVAL); |
| 3896 | } |
| 3897 | code += 4; |
| 3898 | |
| 3899 | /* send data to device */ |
| 3900 | for (off = 0; len > 0; req += 50, off += 50) { |
| 3901 | llen = len > 50 ? 50 : len; |
| 3902 | len -= llen; |
| 3903 | |
| 3904 | DPRINTF(1, "%s: send %d bytes data to offset 0x%x\n", |
| 3905 | DEVNAME(sc), llen, req); |
| 3906 | error = uvideo_usb_control(sc, UT_WRITE_VENDOR_DEVICE(0x00 | 0x40 | 0x00), |
| 3907 | 0xa0, req, code, llen); |
| 3908 | if (error) { |
| 3909 | printf("%s: ucode load failed: %s\n", |
| 3910 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 3911 | free(ucode, M_DEVBUF2, ucode_size); |
| 3912 | return (USBD_INVAL); |
| 3913 | } |
| 3914 | |
| 3915 | code += llen; |
| 3916 | } |
| 3917 | } |
| 3918 | free(ucode, M_DEVBUF2, ucode_size); |
| 3919 | |
| 3920 | /* send finished request */ |
| 3921 | cbuf = 0; |
| 3922 | error = uvideo_usb_control(sc, UT_WRITE_VENDOR_DEVICE(0x00 | 0x40 | 0x00), 0xa0, 0xe600, |
| 3923 | &cbuf, sizeof(cbuf)); |
| 3924 | if (error != USBD_NORMAL_COMPLETION) { |
| 3925 | printf("%s: ucode activate error=%s!\n", |
| 3926 | DEVNAME(sc)((sc)->sc_dev.dv_xname), usbd_errstr(error)); |
| 3927 | return (USBD_INVAL); |
| 3928 | } |
| 3929 | DPRINTF(1, "%s: ucode activated\n", DEVNAME(sc)); |
| 3930 | |
| 3931 | /* |
| 3932 | * We will always return from the attach routine since the device |
| 3933 | * will reset and re-attach at this point. |
| 3934 | */ |
| 3935 | return (USBD_INVAL); |
| 3936 | } |