Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * USB NB Camera driver |
| 3 | * |
| 4 | * HISTORY: |
| 5 | * 25-Dec-2002 Dmitri Removed lighting, sharpness parameters, methods. |
| 6 | */ |
| 7 | |
| 8 | #include <linux/kernel.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | #include <linux/module.h> |
| 10 | #include <linux/init.h> |
| 11 | |
| 12 | #include "usbvideo.h" |
| 13 | |
| 14 | #define ULTRACAM_VENDOR_ID 0x0461 |
| 15 | #define ULTRACAM_PRODUCT_ID 0x0813 |
| 16 | |
| 17 | #define MAX_CAMERAS 4 /* How many devices we allow to connect */ |
| 18 | |
| 19 | /* |
| 20 | * This structure lives in uvd_t->user field. |
| 21 | */ |
| 22 | typedef struct { |
| 23 | int initialized; /* Had we already sent init sequence? */ |
| 24 | int camera_model; /* What type of IBM camera we got? */ |
Mauro Carvalho Chehab | d56410e | 2006-03-25 09:19:53 -0300 | [diff] [blame] | 25 | int has_hdr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | } ultracam_t; |
| 27 | #define ULTRACAM_T(uvd) ((ultracam_t *)((uvd)->user_data)) |
| 28 | |
| 29 | static struct usbvideo *cams = NULL; |
| 30 | |
| 31 | static int debug = 0; |
| 32 | |
| 33 | static int flags = 0; /* FLAGS_DISPLAY_HINTS | FLAGS_OVERLAY_STATS; */ |
| 34 | |
| 35 | static const int min_canvasWidth = 8; |
| 36 | static const int min_canvasHeight = 4; |
| 37 | |
| 38 | #define FRAMERATE_MIN 0 |
| 39 | #define FRAMERATE_MAX 6 |
| 40 | static int framerate = -1; |
| 41 | |
| 42 | /* |
| 43 | * Here we define several initialization variables. They may |
| 44 | * be used to automatically set color, hue, brightness and |
| 45 | * contrast to desired values. This is particularly useful in |
| 46 | * case of webcams (which have no controls and no on-screen |
| 47 | * output) and also when a client V4L software is used that |
| 48 | * does not have some of those controls. In any case it's |
| 49 | * good to have startup values as options. |
| 50 | * |
| 51 | * These values are all in [0..255] range. This simplifies |
| 52 | * operation. Note that actual values of V4L variables may |
| 53 | * be scaled up (as much as << 8). User can see that only |
| 54 | * on overlay output, however, or through a V4L client. |
| 55 | */ |
| 56 | static int init_brightness = 128; |
| 57 | static int init_contrast = 192; |
| 58 | static int init_color = 128; |
| 59 | static int init_hue = 128; |
| 60 | static int hue_correction = 128; |
| 61 | |
| 62 | module_param(debug, int, S_IRUGO | S_IWUSR); |
| 63 | MODULE_PARM_DESC(debug, "Debug level: 0-9 (default=0)"); |
| 64 | module_param(flags, int, 0); |
| 65 | MODULE_PARM_DESC(flags, |
| 66 | "Bitfield: 0=VIDIOCSYNC, " |
| 67 | "1=B/W, " |
| 68 | "2=show hints, " |
| 69 | "3=show stats, " |
| 70 | "4=test pattern, " |
| 71 | "5=separate frames, " |
| 72 | "6=clean frames"); |
| 73 | module_param(framerate, int, 0); |
| 74 | MODULE_PARM_DESC(framerate, "Framerate setting: 0=slowest, 6=fastest (default=2)"); |
| 75 | |
| 76 | module_param(init_brightness, int, 0); |
| 77 | MODULE_PARM_DESC(init_brightness, "Brightness preconfiguration: 0-255 (default=128)"); |
| 78 | module_param(init_contrast, int, 0); |
| 79 | MODULE_PARM_DESC(init_contrast, "Contrast preconfiguration: 0-255 (default=192)"); |
| 80 | module_param(init_color, int, 0); |
| 81 | MODULE_PARM_DESC(init_color, "Color preconfiguration: 0-255 (default=128)"); |
| 82 | module_param(init_hue, int, 0); |
| 83 | MODULE_PARM_DESC(init_hue, "Hue preconfiguration: 0-255 (default=128)"); |
| 84 | module_param(hue_correction, int, 0); |
| 85 | MODULE_PARM_DESC(hue_correction, "YUV colorspace regulation: 0-255 (default=128)"); |
| 86 | |
| 87 | /* |
| 88 | * ultracam_ProcessIsocData() |
| 89 | * |
| 90 | * Generic routine to parse the ring queue data. It employs either |
| 91 | * ultracam_find_header() or ultracam_parse_lines() to do most |
| 92 | * of work. |
| 93 | * |
| 94 | * 02-Nov-2000 First (mostly dummy) version. |
| 95 | * 06-Nov-2000 Rewrote to dump all data into frame. |
| 96 | */ |
| 97 | static void ultracam_ProcessIsocData(struct uvd *uvd, struct usbvideo_frame *frame) |
| 98 | { |
| 99 | int n; |
| 100 | |
| 101 | assert(uvd != NULL); |
| 102 | assert(frame != NULL); |
| 103 | |
| 104 | /* Try to move data from queue into frame buffer */ |
| 105 | n = RingQueue_GetLength(&uvd->dp); |
| 106 | if (n > 0) { |
| 107 | int m; |
| 108 | /* See how much spare we have left */ |
| 109 | m = uvd->max_frame_size - frame->seqRead_Length; |
| 110 | if (n > m) |
| 111 | n = m; |
| 112 | /* Now move that much data into frame buffer */ |
| 113 | RingQueue_Dequeue( |
| 114 | &uvd->dp, |
| 115 | frame->data + frame->seqRead_Length, |
| 116 | m); |
| 117 | frame->seqRead_Length += m; |
| 118 | } |
| 119 | /* See if we filled the frame */ |
| 120 | if (frame->seqRead_Length >= uvd->max_frame_size) { |
| 121 | frame->frameState = FrameState_Done; |
| 122 | uvd->curframe = -1; |
| 123 | uvd->stats.frame_num++; |
| 124 | } |
| 125 | } |
| 126 | |
| 127 | /* |
| 128 | * ultracam_veio() |
| 129 | * |
| 130 | * History: |
| 131 | * 1/27/00 Added check for dev == NULL; this happens if camera is unplugged. |
| 132 | */ |
| 133 | static int ultracam_veio( |
| 134 | struct uvd *uvd, |
| 135 | unsigned char req, |
| 136 | unsigned short value, |
| 137 | unsigned short index, |
| 138 | int is_out) |
| 139 | { |
| 140 | static const char proc[] = "ultracam_veio"; |
| 141 | unsigned char cp[8] /* = { 0xde, 0xad, 0xbe, 0xef, 0xde, 0xad, 0xbe, 0xef } */; |
| 142 | int i; |
| 143 | |
| 144 | if (!CAMERA_IS_OPERATIONAL(uvd)) |
| 145 | return 0; |
| 146 | |
| 147 | if (!is_out) { |
| 148 | i = usb_control_msg( |
| 149 | uvd->dev, |
| 150 | usb_rcvctrlpipe(uvd->dev, 0), |
| 151 | req, |
| 152 | USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 153 | value, |
| 154 | index, |
| 155 | cp, |
| 156 | sizeof(cp), |
| 157 | 1000); |
| 158 | #if 1 |
| 159 | info("USB => %02x%02x%02x%02x%02x%02x%02x%02x " |
| 160 | "(req=$%02x val=$%04x ind=$%04x)", |
| 161 | cp[0],cp[1],cp[2],cp[3],cp[4],cp[5],cp[6],cp[7], |
| 162 | req, value, index); |
| 163 | #endif |
| 164 | } else { |
| 165 | i = usb_control_msg( |
| 166 | uvd->dev, |
| 167 | usb_sndctrlpipe(uvd->dev, 0), |
| 168 | req, |
| 169 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 170 | value, |
| 171 | index, |
| 172 | NULL, |
| 173 | 0, |
| 174 | 1000); |
| 175 | } |
| 176 | if (i < 0) { |
| 177 | err("%s: ERROR=%d. Camera stopped; Reconnect or reload driver.", |
| 178 | proc, i); |
| 179 | uvd->last_error = i; |
| 180 | } |
| 181 | return i; |
| 182 | } |
| 183 | |
| 184 | /* |
| 185 | * ultracam_calculate_fps() |
| 186 | */ |
| 187 | static int ultracam_calculate_fps(struct uvd *uvd) |
| 188 | { |
| 189 | return 3 + framerate*4 + framerate/2; |
| 190 | } |
| 191 | |
| 192 | /* |
| 193 | * ultracam_adjust_contrast() |
| 194 | */ |
| 195 | static void ultracam_adjust_contrast(struct uvd *uvd) |
| 196 | { |
| 197 | } |
| 198 | |
| 199 | /* |
| 200 | * ultracam_set_brightness() |
| 201 | * |
| 202 | * This procedure changes brightness of the picture. |
| 203 | */ |
| 204 | static void ultracam_set_brightness(struct uvd *uvd) |
| 205 | { |
| 206 | } |
| 207 | |
| 208 | static void ultracam_set_hue(struct uvd *uvd) |
| 209 | { |
| 210 | } |
| 211 | |
| 212 | /* |
| 213 | * ultracam_adjust_picture() |
| 214 | * |
| 215 | * This procedure gets called from V4L interface to update picture settings. |
| 216 | * Here we change brightness and contrast. |
| 217 | */ |
| 218 | static void ultracam_adjust_picture(struct uvd *uvd) |
| 219 | { |
| 220 | ultracam_adjust_contrast(uvd); |
| 221 | ultracam_set_brightness(uvd); |
| 222 | ultracam_set_hue(uvd); |
| 223 | } |
| 224 | |
| 225 | /* |
| 226 | * ultracam_video_stop() |
| 227 | * |
| 228 | * This code tells camera to stop streaming. The interface remains |
| 229 | * configured and bandwidth - claimed. |
| 230 | */ |
| 231 | static void ultracam_video_stop(struct uvd *uvd) |
| 232 | { |
| 233 | } |
| 234 | |
| 235 | /* |
| 236 | * ultracam_reinit_iso() |
| 237 | * |
| 238 | * This procedure sends couple of commands to the camera and then |
| 239 | * resets the video pipe. This sequence was observed to reinit the |
| 240 | * camera or, at least, to initiate ISO data stream. |
| 241 | */ |
| 242 | static void ultracam_reinit_iso(struct uvd *uvd, int do_stop) |
| 243 | { |
| 244 | } |
| 245 | |
| 246 | static void ultracam_video_start(struct uvd *uvd) |
| 247 | { |
| 248 | ultracam_reinit_iso(uvd, 0); |
| 249 | } |
| 250 | |
| 251 | static int ultracam_resetPipe(struct uvd *uvd) |
| 252 | { |
| 253 | usb_clear_halt(uvd->dev, uvd->video_endp); |
| 254 | return 0; |
| 255 | } |
| 256 | |
| 257 | static int ultracam_alternateSetting(struct uvd *uvd, int setting) |
| 258 | { |
| 259 | static const char proc[] = "ultracam_alternateSetting"; |
| 260 | int i; |
| 261 | i = usb_set_interface(uvd->dev, uvd->iface, setting); |
| 262 | if (i < 0) { |
| 263 | err("%s: usb_set_interface error", proc); |
| 264 | uvd->last_error = i; |
| 265 | return -EBUSY; |
| 266 | } |
| 267 | return 0; |
| 268 | } |
| 269 | |
| 270 | /* |
| 271 | * Return negative code on failure, 0 on success. |
| 272 | */ |
| 273 | static int ultracam_setup_on_open(struct uvd *uvd) |
| 274 | { |
| 275 | int setup_ok = 0; /* Success by default */ |
| 276 | /* Send init sequence only once, it's large! */ |
| 277 | if (!ULTRACAM_T(uvd)->initialized) { |
| 278 | ultracam_alternateSetting(uvd, 0x04); |
| 279 | ultracam_alternateSetting(uvd, 0x00); |
| 280 | ultracam_veio(uvd, 0x02, 0x0004, 0x000b, 1); |
| 281 | ultracam_veio(uvd, 0x02, 0x0001, 0x0005, 1); |
| 282 | ultracam_veio(uvd, 0x02, 0x8000, 0x0000, 1); |
| 283 | ultracam_veio(uvd, 0x00, 0x0000, 0x0000, 1); |
| 284 | ultracam_veio(uvd, 0x00, 0x00b0, 0x0001, 1); |
| 285 | ultracam_veio(uvd, 0x00, 0x0000, 0x0002, 1); |
| 286 | ultracam_veio(uvd, 0x00, 0x000c, 0x0003, 1); |
| 287 | ultracam_veio(uvd, 0x00, 0x000b, 0x0004, 1); |
| 288 | ultracam_veio(uvd, 0x00, 0x0000, 0x0005, 1); |
| 289 | ultracam_veio(uvd, 0x00, 0x0000, 0x0006, 1); |
| 290 | ultracam_veio(uvd, 0x00, 0x0079, 0x0007, 1); |
| 291 | ultracam_veio(uvd, 0x00, 0x003b, 0x0008, 1); |
| 292 | ultracam_veio(uvd, 0x00, 0x0002, 0x000f, 1); |
| 293 | ultracam_veio(uvd, 0x00, 0x0001, 0x0010, 1); |
| 294 | ultracam_veio(uvd, 0x00, 0x0000, 0x0011, 1); |
| 295 | ultracam_veio(uvd, 0x00, 0x0000, 0x00bf, 1); |
| 296 | ultracam_veio(uvd, 0x00, 0x0001, 0x00c0, 1); |
| 297 | ultracam_veio(uvd, 0x00, 0x0010, 0x00cb, 1); |
| 298 | ultracam_veio(uvd, 0x01, 0x00a4, 0x0001, 1); |
| 299 | ultracam_veio(uvd, 0x01, 0x0010, 0x0002, 1); |
| 300 | ultracam_veio(uvd, 0x01, 0x0066, 0x0007, 1); |
| 301 | ultracam_veio(uvd, 0x01, 0x000b, 0x0008, 1); |
| 302 | ultracam_veio(uvd, 0x01, 0x0034, 0x0009, 1); |
| 303 | ultracam_veio(uvd, 0x01, 0x0000, 0x000a, 1); |
| 304 | ultracam_veio(uvd, 0x01, 0x002e, 0x000b, 1); |
| 305 | ultracam_veio(uvd, 0x01, 0x00d6, 0x000c, 1); |
| 306 | ultracam_veio(uvd, 0x01, 0x00fc, 0x000d, 1); |
| 307 | ultracam_veio(uvd, 0x01, 0x00f1, 0x000e, 1); |
| 308 | ultracam_veio(uvd, 0x01, 0x00da, 0x000f, 1); |
| 309 | ultracam_veio(uvd, 0x01, 0x0036, 0x0010, 1); |
| 310 | ultracam_veio(uvd, 0x01, 0x000b, 0x0011, 1); |
| 311 | ultracam_veio(uvd, 0x01, 0x0001, 0x0012, 1); |
| 312 | ultracam_veio(uvd, 0x01, 0x0000, 0x0013, 1); |
| 313 | ultracam_veio(uvd, 0x01, 0x0000, 0x0014, 1); |
| 314 | ultracam_veio(uvd, 0x01, 0x0087, 0x0051, 1); |
| 315 | ultracam_veio(uvd, 0x01, 0x0040, 0x0052, 1); |
| 316 | ultracam_veio(uvd, 0x01, 0x0058, 0x0053, 1); |
| 317 | ultracam_veio(uvd, 0x01, 0x0040, 0x0054, 1); |
| 318 | ultracam_veio(uvd, 0x01, 0x0000, 0x0040, 1); |
| 319 | ultracam_veio(uvd, 0x01, 0x0010, 0x0041, 1); |
| 320 | ultracam_veio(uvd, 0x01, 0x0020, 0x0042, 1); |
| 321 | ultracam_veio(uvd, 0x01, 0x0030, 0x0043, 1); |
| 322 | ultracam_veio(uvd, 0x01, 0x0040, 0x0044, 1); |
| 323 | ultracam_veio(uvd, 0x01, 0x0050, 0x0045, 1); |
| 324 | ultracam_veio(uvd, 0x01, 0x0060, 0x0046, 1); |
| 325 | ultracam_veio(uvd, 0x01, 0x0070, 0x0047, 1); |
| 326 | ultracam_veio(uvd, 0x01, 0x0080, 0x0048, 1); |
| 327 | ultracam_veio(uvd, 0x01, 0x0090, 0x0049, 1); |
| 328 | ultracam_veio(uvd, 0x01, 0x00a0, 0x004a, 1); |
| 329 | ultracam_veio(uvd, 0x01, 0x00b0, 0x004b, 1); |
| 330 | ultracam_veio(uvd, 0x01, 0x00c0, 0x004c, 1); |
| 331 | ultracam_veio(uvd, 0x01, 0x00d0, 0x004d, 1); |
| 332 | ultracam_veio(uvd, 0x01, 0x00e0, 0x004e, 1); |
| 333 | ultracam_veio(uvd, 0x01, 0x00f0, 0x004f, 1); |
| 334 | ultracam_veio(uvd, 0x01, 0x00ff, 0x0050, 1); |
| 335 | ultracam_veio(uvd, 0x01, 0x0000, 0x0056, 1); |
| 336 | ultracam_veio(uvd, 0x00, 0x0080, 0x00c1, 1); |
| 337 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c2, 1); |
| 338 | ultracam_veio(uvd, 0x00, 0x0000, 0x00ca, 1); |
| 339 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 340 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 341 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 342 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 343 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 344 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 345 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 346 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 347 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 348 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 349 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 350 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 351 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 352 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 353 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 354 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 355 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 356 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 357 | ultracam_veio(uvd, 0x00, 0x0080, 0x00c1, 1); |
| 358 | ultracam_veio(uvd, 0x00, 0x0004, 0x00c2, 1); |
| 359 | ultracam_veio(uvd, 0x00, 0x0000, 0x00ca, 1); |
| 360 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 361 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 362 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 363 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 364 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 365 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 366 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 367 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 368 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 369 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 370 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 371 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 372 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 373 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 374 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 375 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 376 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 377 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 378 | ultracam_veio(uvd, 0x00, 0x0002, 0x00c1, 1); |
| 379 | ultracam_veio(uvd, 0x00, 0x0020, 0x00c2, 1); |
| 380 | ultracam_veio(uvd, 0x00, 0x0000, 0x00ca, 1); |
| 381 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c3, 1); |
| 382 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c4, 1); |
| 383 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c5, 1); |
| 384 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c6, 1); |
| 385 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c7, 1); |
| 386 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c8, 1); |
| 387 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 388 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c3, 1); |
| 389 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c4, 1); |
| 390 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c5, 1); |
| 391 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c6, 1); |
| 392 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c7, 1); |
| 393 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c8, 1); |
| 394 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 395 | ultracam_veio(uvd, 0x00, 0x0040, 0x00c1, 1); |
| 396 | ultracam_veio(uvd, 0x00, 0x0017, 0x00c2, 1); |
| 397 | ultracam_veio(uvd, 0x00, 0x0000, 0x00ca, 1); |
| 398 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c3, 1); |
| 399 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c4, 1); |
| 400 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c5, 1); |
| 401 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c6, 1); |
| 402 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c7, 1); |
| 403 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c8, 1); |
| 404 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 405 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c3, 1); |
| 406 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c4, 1); |
| 407 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c5, 1); |
| 408 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c6, 1); |
| 409 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c7, 1); |
| 410 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c8, 1); |
| 411 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c9, 1); |
| 412 | ultracam_veio(uvd, 0x00, 0x00c0, 0x00c1, 1); |
| 413 | ultracam_veio(uvd, 0x00, 0x0000, 0x00c2, 1); |
| 414 | ultracam_veio(uvd, 0x00, 0x0000, 0x00ca, 1); |
| 415 | ultracam_veio(uvd, 0x02, 0xc040, 0x0001, 1); |
| 416 | ultracam_veio(uvd, 0x01, 0x0000, 0x0008, 0); |
| 417 | ultracam_veio(uvd, 0x01, 0x0000, 0x0009, 0); |
| 418 | ultracam_veio(uvd, 0x01, 0x0000, 0x000a, 0); |
| 419 | ultracam_veio(uvd, 0x01, 0x0000, 0x000b, 0); |
| 420 | ultracam_veio(uvd, 0x01, 0x0000, 0x000c, 0); |
| 421 | ultracam_veio(uvd, 0x01, 0x0000, 0x000d, 0); |
| 422 | ultracam_veio(uvd, 0x01, 0x0000, 0x000e, 0); |
| 423 | ultracam_veio(uvd, 0x01, 0x0000, 0x000f, 0); |
| 424 | ultracam_veio(uvd, 0x01, 0x0000, 0x0010, 0); |
| 425 | ultracam_veio(uvd, 0x01, 0x000b, 0x0008, 1); |
| 426 | ultracam_veio(uvd, 0x01, 0x0034, 0x0009, 1); |
| 427 | ultracam_veio(uvd, 0x01, 0x0000, 0x000a, 1); |
| 428 | ultracam_veio(uvd, 0x01, 0x002e, 0x000b, 1); |
| 429 | ultracam_veio(uvd, 0x01, 0x00d6, 0x000c, 1); |
| 430 | ultracam_veio(uvd, 0x01, 0x00fc, 0x000d, 1); |
| 431 | ultracam_veio(uvd, 0x01, 0x00f1, 0x000e, 1); |
| 432 | ultracam_veio(uvd, 0x01, 0x00da, 0x000f, 1); |
| 433 | ultracam_veio(uvd, 0x01, 0x0036, 0x0010, 1); |
| 434 | ultracam_veio(uvd, 0x01, 0x0000, 0x0001, 0); |
| 435 | ultracam_veio(uvd, 0x01, 0x0064, 0x0001, 1); |
| 436 | ultracam_veio(uvd, 0x01, 0x0059, 0x0051, 1); |
| 437 | ultracam_veio(uvd, 0x01, 0x003f, 0x0052, 1); |
| 438 | ultracam_veio(uvd, 0x01, 0x0094, 0x0053, 1); |
| 439 | ultracam_veio(uvd, 0x01, 0x00ff, 0x0011, 1); |
| 440 | ultracam_veio(uvd, 0x01, 0x0003, 0x0012, 1); |
| 441 | ultracam_veio(uvd, 0x01, 0x00f7, 0x0013, 1); |
| 442 | ultracam_veio(uvd, 0x00, 0x0009, 0x0011, 1); |
| 443 | ultracam_veio(uvd, 0x00, 0x0000, 0x0001, 1); |
| 444 | ultracam_veio(uvd, 0x00, 0x0000, 0x0000, 1); |
| 445 | ultracam_veio(uvd, 0x00, 0x0020, 0x00c1, 1); |
| 446 | ultracam_veio(uvd, 0x00, 0x0010, 0x00c2, 1); |
| 447 | ultracam_veio(uvd, 0x00, 0x0000, 0x00ca, 1); |
| 448 | ultracam_alternateSetting(uvd, 0x04); |
| 449 | ultracam_veio(uvd, 0x02, 0x0000, 0x0001, 1); |
| 450 | ultracam_veio(uvd, 0x02, 0x0000, 0x0001, 1); |
| 451 | ultracam_veio(uvd, 0x02, 0x0000, 0x0006, 1); |
| 452 | ultracam_veio(uvd, 0x02, 0x9000, 0x0007, 1); |
| 453 | ultracam_veio(uvd, 0x02, 0x0042, 0x0001, 1); |
| 454 | ultracam_veio(uvd, 0x02, 0x0000, 0x000b, 0); |
| 455 | ultracam_resetPipe(uvd); |
| 456 | ULTRACAM_T(uvd)->initialized = (setup_ok != 0); |
| 457 | } |
| 458 | return setup_ok; |
| 459 | } |
| 460 | |
| 461 | static void ultracam_configure_video(struct uvd *uvd) |
| 462 | { |
| 463 | if (uvd == NULL) |
| 464 | return; |
| 465 | |
| 466 | RESTRICT_TO_RANGE(init_brightness, 0, 255); |
| 467 | RESTRICT_TO_RANGE(init_contrast, 0, 255); |
| 468 | RESTRICT_TO_RANGE(init_color, 0, 255); |
| 469 | RESTRICT_TO_RANGE(init_hue, 0, 255); |
| 470 | RESTRICT_TO_RANGE(hue_correction, 0, 255); |
| 471 | |
| 472 | memset(&uvd->vpic, 0, sizeof(uvd->vpic)); |
| 473 | memset(&uvd->vpic_old, 0x55, sizeof(uvd->vpic_old)); |
| 474 | |
| 475 | uvd->vpic.colour = init_color << 8; |
| 476 | uvd->vpic.hue = init_hue << 8; |
| 477 | uvd->vpic.brightness = init_brightness << 8; |
| 478 | uvd->vpic.contrast = init_contrast << 8; |
| 479 | uvd->vpic.whiteness = 105 << 8; /* This one isn't used */ |
| 480 | uvd->vpic.depth = 24; |
| 481 | uvd->vpic.palette = VIDEO_PALETTE_RGB24; |
| 482 | |
| 483 | memset(&uvd->vcap, 0, sizeof(uvd->vcap)); |
| 484 | strcpy(uvd->vcap.name, "IBM Ultra Camera"); |
| 485 | uvd->vcap.type = VID_TYPE_CAPTURE; |
| 486 | uvd->vcap.channels = 1; |
| 487 | uvd->vcap.audios = 0; |
| 488 | uvd->vcap.maxwidth = VIDEOSIZE_X(uvd->canvas); |
| 489 | uvd->vcap.maxheight = VIDEOSIZE_Y(uvd->canvas); |
| 490 | uvd->vcap.minwidth = min_canvasWidth; |
| 491 | uvd->vcap.minheight = min_canvasHeight; |
| 492 | |
| 493 | memset(&uvd->vchan, 0, sizeof(uvd->vchan)); |
| 494 | uvd->vchan.flags = 0; |
| 495 | uvd->vchan.tuners = 0; |
| 496 | uvd->vchan.channel = 0; |
| 497 | uvd->vchan.type = VIDEO_TYPE_CAMERA; |
| 498 | strcpy(uvd->vchan.name, "Camera"); |
| 499 | } |
| 500 | |
| 501 | /* |
| 502 | * ultracam_probe() |
| 503 | * |
| 504 | * This procedure queries device descriptor and accepts the interface |
| 505 | * if it looks like our camera. |
| 506 | * |
| 507 | * History: |
| 508 | * 12-Nov-2000 Reworked to comply with new probe() signature. |
| 509 | * 23-Jan-2001 Added compatibility with 2.2.x kernels. |
| 510 | */ |
| 511 | static int ultracam_probe(struct usb_interface *intf, const struct usb_device_id *devid) |
| 512 | { |
| 513 | struct usb_device *dev = interface_to_usbdev(intf); |
| 514 | struct uvd *uvd = NULL; |
| 515 | int ix, i, nas; |
| 516 | int actInterface=-1, inactInterface=-1, maxPS=0; |
| 517 | unsigned char video_ep = 0; |
| 518 | |
| 519 | if (debug >= 1) |
| 520 | info("ultracam_probe(%p)", intf); |
| 521 | |
| 522 | /* We don't handle multi-config cameras */ |
| 523 | if (dev->descriptor.bNumConfigurations != 1) |
| 524 | return -ENODEV; |
| 525 | |
| 526 | info("IBM Ultra camera found (rev. 0x%04x)", |
| 527 | le16_to_cpu(dev->descriptor.bcdDevice)); |
| 528 | |
| 529 | /* Validate found interface: must have one ISO endpoint */ |
| 530 | nas = intf->num_altsetting; |
| 531 | if (debug > 0) |
| 532 | info("Number of alternate settings=%d.", nas); |
| 533 | if (nas < 8) { |
| 534 | err("Too few alternate settings for this camera!"); |
| 535 | return -ENODEV; |
| 536 | } |
| 537 | /* Validate all alternate settings */ |
| 538 | for (ix=0; ix < nas; ix++) { |
| 539 | const struct usb_host_interface *interface; |
| 540 | const struct usb_endpoint_descriptor *endpoint; |
| 541 | |
| 542 | interface = &intf->altsetting[ix]; |
| 543 | i = interface->desc.bAlternateSetting; |
| 544 | if (interface->desc.bNumEndpoints != 1) { |
| 545 | err("Interface %d. has %u. endpoints!", |
| 546 | interface->desc.bInterfaceNumber, |
| 547 | (unsigned)(interface->desc.bNumEndpoints)); |
| 548 | return -ENODEV; |
| 549 | } |
| 550 | endpoint = &interface->endpoint[0].desc; |
| 551 | if (video_ep == 0) |
| 552 | video_ep = endpoint->bEndpointAddress; |
| 553 | else if (video_ep != endpoint->bEndpointAddress) { |
| 554 | err("Alternate settings have different endpoint addresses!"); |
| 555 | return -ENODEV; |
| 556 | } |
| 557 | if ((endpoint->bmAttributes & 0x03) != 0x01) { |
| 558 | err("Interface %d. has non-ISO endpoint!", |
| 559 | interface->desc.bInterfaceNumber); |
| 560 | return -ENODEV; |
| 561 | } |
| 562 | if ((endpoint->bEndpointAddress & 0x80) == 0) { |
| 563 | err("Interface %d. has ISO OUT endpoint!", |
| 564 | interface->desc.bInterfaceNumber); |
| 565 | return -ENODEV; |
| 566 | } |
| 567 | if (le16_to_cpu(endpoint->wMaxPacketSize) == 0) { |
| 568 | if (inactInterface < 0) |
| 569 | inactInterface = i; |
| 570 | else { |
| 571 | err("More than one inactive alt. setting!"); |
| 572 | return -ENODEV; |
| 573 | } |
| 574 | } else { |
| 575 | if (actInterface < 0) { |
| 576 | actInterface = i; |
| 577 | maxPS = le16_to_cpu(endpoint->wMaxPacketSize); |
| 578 | if (debug > 0) |
| 579 | info("Active setting=%d. maxPS=%d.", i, maxPS); |
| 580 | } else { |
| 581 | /* Got another active alt. setting */ |
| 582 | if (maxPS < le16_to_cpu(endpoint->wMaxPacketSize)) { |
| 583 | /* This one is better! */ |
| 584 | actInterface = i; |
| 585 | maxPS = le16_to_cpu(endpoint->wMaxPacketSize); |
| 586 | if (debug > 0) { |
| 587 | info("Even better ctive setting=%d. maxPS=%d.", |
| 588 | i, maxPS); |
| 589 | } |
| 590 | } |
| 591 | } |
| 592 | } |
| 593 | } |
| 594 | if ((maxPS <= 0) || (actInterface < 0) || (inactInterface < 0)) { |
| 595 | err("Failed to recognize the camera!"); |
| 596 | return -ENODEV; |
| 597 | } |
| 598 | |
| 599 | uvd = usbvideo_AllocateDevice(cams); |
| 600 | if (uvd != NULL) { |
| 601 | /* Here uvd is a fully allocated uvd object */ |
| 602 | uvd->flags = flags; |
| 603 | uvd->debug = debug; |
| 604 | uvd->dev = dev; |
| 605 | uvd->iface = intf->altsetting->desc.bInterfaceNumber; |
| 606 | uvd->ifaceAltInactive = inactInterface; |
| 607 | uvd->ifaceAltActive = actInterface; |
| 608 | uvd->video_endp = video_ep; |
| 609 | uvd->iso_packet_len = maxPS; |
| 610 | uvd->paletteBits = 1L << VIDEO_PALETTE_RGB24; |
| 611 | uvd->defaultPalette = VIDEO_PALETTE_RGB24; |
| 612 | uvd->canvas = VIDEOSIZE(640, 480); /* FIXME */ |
| 613 | uvd->videosize = uvd->canvas; /* ultracam_size_to_videosize(size);*/ |
| 614 | |
| 615 | /* Initialize ibmcam-specific data */ |
| 616 | assert(ULTRACAM_T(uvd) != NULL); |
| 617 | ULTRACAM_T(uvd)->camera_model = 0; /* Not used yet */ |
| 618 | ULTRACAM_T(uvd)->initialized = 0; |
| 619 | |
| 620 | ultracam_configure_video(uvd); |
| 621 | |
| 622 | i = usbvideo_RegisterVideoDevice(uvd); |
| 623 | if (i != 0) { |
| 624 | err("usbvideo_RegisterVideoDevice() failed."); |
| 625 | uvd = NULL; |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | if (uvd) { |
| 630 | usb_set_intfdata (intf, uvd); |
| 631 | return 0; |
| 632 | } |
| 633 | return -EIO; |
| 634 | } |
| 635 | |
| 636 | |
| 637 | static struct usb_device_id id_table[] = { |
| 638 | { USB_DEVICE(ULTRACAM_VENDOR_ID, ULTRACAM_PRODUCT_ID) }, |
| 639 | { } /* Terminating entry */ |
| 640 | }; |
| 641 | |
| 642 | /* |
| 643 | * ultracam_init() |
| 644 | * |
| 645 | * This code is run to initialize the driver. |
| 646 | */ |
| 647 | static int __init ultracam_init(void) |
| 648 | { |
| 649 | struct usbvideo_cb cbTbl; |
| 650 | memset(&cbTbl, 0, sizeof(cbTbl)); |
| 651 | cbTbl.probe = ultracam_probe; |
| 652 | cbTbl.setupOnOpen = ultracam_setup_on_open; |
| 653 | cbTbl.videoStart = ultracam_video_start; |
| 654 | cbTbl.videoStop = ultracam_video_stop; |
| 655 | cbTbl.processData = ultracam_ProcessIsocData; |
| 656 | cbTbl.postProcess = usbvideo_DeinterlaceFrame; |
| 657 | cbTbl.adjustPicture = ultracam_adjust_picture; |
| 658 | cbTbl.getFPS = ultracam_calculate_fps; |
| 659 | return usbvideo_register( |
| 660 | &cams, |
| 661 | MAX_CAMERAS, |
| 662 | sizeof(ultracam_t), |
| 663 | "ultracam", |
| 664 | &cbTbl, |
| 665 | THIS_MODULE, |
| 666 | id_table); |
| 667 | } |
| 668 | |
| 669 | static void __exit ultracam_cleanup(void) |
| 670 | { |
| 671 | usbvideo_Deregister(&cams); |
| 672 | } |
| 673 | |
| 674 | MODULE_DEVICE_TABLE(usb, id_table); |
| 675 | MODULE_LICENSE("GPL"); |
| 676 | |
| 677 | module_init(ultracam_init); |
| 678 | module_exit(ultracam_cleanup); |