projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef __LINUX_OV511_H |
| 2 | #define __LINUX_OV511_H | |
| 3 | ||
| 4 | #include <asm/uaccess.h> | |
| 5 | #include <linux/videodev.h> | |
| 6 | #include <linux/smp_lock.h> | |
| 7 | #include <linux/usb.h> | |
| 4186ecf8 | 8 | #include <linux/mutex.h> |
| 1da177e4 LT |
9 | |
| 10 | #define OV511_DEBUG /* Turn on debug messages */ | |
| 11 | ||
| 12 | #ifdef OV511_DEBUG | |
| 13 | #define PDEBUG(level, fmt, args...) \ | |
| 14 | if (debug >= (level)) info("[%s:%d] " fmt, \ | |
| 15 | __FUNCTION__, __LINE__ , ## args) | |
| 16 | #else | |
| 17 | #define PDEBUG(level, fmt, args...) do {} while(0) | |
| 18 | #endif | |
| 19 | ||
| 20 | /* This macro restricts an int variable to an inclusive range */ | |
| 21 | #define RESTRICT_TO_RANGE(v,mi,ma) { \ | |
| 22 | if ((v) < (mi)) (v) = (mi); \ | |
| 23 | else if ((v) > (ma)) (v) = (ma); \ | |
| 24 | } | |
| 25 | ||
| 26 | /* --------------------------------- */ | |
| 27 | /* DEFINES FOR OV511 AND OTHER CHIPS */ | |
| 28 | /* --------------------------------- */ | |
| 29 | ||
| 30 | /* USB IDs */ | |
| 31 | #define VEND_OMNIVISION 0x05A9 | |
| 32 | #define PROD_OV511 0x0511 | |
| 33 | #define PROD_OV511PLUS 0xA511 | |
| 34 | #define PROD_OV518 0x0518 | |
| 35 | #define PROD_OV518PLUS 0xA518 | |
| 36 | ||
| 37 | #define VEND_MATTEL 0x0813 | |
| 38 | #define PROD_ME2CAM 0x0002 | |
| 39 | ||
| 40 | /* --------------------------------- */ | |
| 41 | /* OV51x REGISTER MNEMONICS */ | |
| 42 | /* --------------------------------- */ | |
| 43 | ||
| 44 | /* Camera interface register numbers */ | |
| 45 | #define R511_CAM_DELAY 0x10 | |
| 46 | #define R511_CAM_EDGE 0x11 | |
| 47 | #define R511_CAM_PXCNT 0x12 | |
| 48 | #define R511_CAM_LNCNT 0x13 | |
| 49 | #define R511_CAM_PXDIV 0x14 | |
| 50 | #define R511_CAM_LNDIV 0x15 | |
| 51 | #define R511_CAM_UV_EN 0x16 | |
| 52 | #define R511_CAM_LINE_MODE 0x17 | |
| 53 | #define R511_CAM_OPTS 0x18 | |
| 54 | ||
| 55 | /* Snapshot mode camera interface register numbers */ | |
| 56 | #define R511_SNAP_FRAME 0x19 | |
| 57 | #define R511_SNAP_PXCNT 0x1A | |
| 58 | #define R511_SNAP_LNCNT 0x1B | |
| 59 | #define R511_SNAP_PXDIV 0x1C | |
| 60 | #define R511_SNAP_LNDIV 0x1D | |
| 61 | #define R511_SNAP_UV_EN 0x1E | |
| 62 | #define R511_SNAP_OPTS 0x1F | |
| 63 | ||
| 64 | /* DRAM register numbers */ | |
| 65 | #define R511_DRAM_FLOW_CTL 0x20 | |
| 66 | #define R511_DRAM_ARCP 0x21 | |
| 67 | #define R511_DRAM_MRC 0x22 | |
| 68 | #define R511_DRAM_RFC 0x23 | |
| 69 | ||
| 70 | /* ISO FIFO register numbers */ | |
| 71 | #define R51x_FIFO_PSIZE 0x30 /* 2 bytes wide w/ OV518(+) */ | |
| 72 | #define R511_FIFO_OPTS 0x31 | |
| 73 | ||
| 74 | /* Parallel IO register numbers */ | |
| 75 | #define R511_PIO_OPTS 0x38 | |
| 76 | #define R511_PIO_DATA 0x39 | |
| 77 | #define R511_PIO_BIST 0x3E | |
| 78 | #define R518_GPIO_IN 0x55 /* OV518(+) only */ | |
| 79 | #define R518_GPIO_OUT 0x56 /* OV518(+) only */ | |
| 80 | #define R518_GPIO_CTL 0x57 /* OV518(+) only */ | |
| 81 | #define R518_GPIO_PULSE_IN 0x58 /* OV518(+) only */ | |
| 82 | #define R518_GPIO_PULSE_CLEAR 0x59 /* OV518(+) only */ | |
| 83 | #define R518_GPIO_PULSE_POL 0x5a /* OV518(+) only */ | |
| 84 | #define R518_GPIO_PULSE_EN 0x5b /* OV518(+) only */ | |
| 85 | #define R518_GPIO_RESET 0x5c /* OV518(+) only */ | |
| 86 | ||
| 87 | /* I2C registers */ | |
| 88 | #define R511_I2C_CTL 0x40 | |
| 89 | #define R518_I2C_CTL 0x47 /* OV518(+) only */ | |
| 90 | #define R51x_I2C_W_SID 0x41 | |
| 91 | #define R51x_I2C_SADDR_3 0x42 | |
| 92 | #define R51x_I2C_SADDR_2 0x43 | |
| 93 | #define R51x_I2C_R_SID 0x44 | |
| 94 | #define R51x_I2C_DATA 0x45 | |
| 95 | #define R51x_I2C_CLOCK 0x46 | |
| 96 | #define R51x_I2C_TIMEOUT 0x47 | |
| 97 | ||
| 98 | /* I2C snapshot registers */ | |
| 99 | #define R511_SI2C_SADDR_3 0x48 | |
| 100 | #define R511_SI2C_DATA 0x49 | |
| 101 | ||
| 102 | /* System control registers */ | |
| 103 | #define R51x_SYS_RESET 0x50 | |
| 104 | /* Reset type definitions */ | |
| 105 | #define OV511_RESET_UDC 0x01 | |
| 106 | #define OV511_RESET_I2C 0x02 | |
| 107 | #define OV511_RESET_FIFO 0x04 | |
| 108 | #define OV511_RESET_OMNICE 0x08 | |
| 109 | #define OV511_RESET_DRAM 0x10 | |
| 110 | #define OV511_RESET_CAM_INT 0x20 | |
| 111 | #define OV511_RESET_OV511 0x40 | |
| 112 | #define OV511_RESET_NOREGS 0x3F /* All but OV511 & regs */ | |
| 113 | #define OV511_RESET_ALL 0x7F | |
| 114 | ||
| 115 | #define R511_SYS_CLOCK_DIV 0x51 | |
| 116 | #define R51x_SYS_SNAP 0x52 | |
| 117 | #define R51x_SYS_INIT 0x53 | |
| 118 | #define R511_SYS_PWR_CLK 0x54 /* OV511+/OV518(+) only */ | |
| 119 | #define R511_SYS_LED_CTL 0x55 /* OV511+ only */ | |
| 120 | #define R511_SYS_USER 0x5E | |
| 121 | #define R511_SYS_CUST_ID 0x5F | |
| 122 | ||
| 123 | /* OmniCE (compression) registers */ | |
| 124 | #define R511_COMP_PHY 0x70 | |
| 125 | #define R511_COMP_PHUV 0x71 | |
| 126 | #define R511_COMP_PVY 0x72 | |
| 127 | #define R511_COMP_PVUV 0x73 | |
| 128 | #define R511_COMP_QHY 0x74 | |
| 129 | #define R511_COMP_QHUV 0x75 | |
| 130 | #define R511_COMP_QVY 0x76 | |
| 131 | #define R511_COMP_QVUV 0x77 | |
| 132 | #define R511_COMP_EN 0x78 | |
| d56410e0 | 133 | #define R511_COMP_LUT_EN 0x79 |
| 1da177e4 LT |
134 | #define R511_COMP_LUT_BEGIN 0x80 |
| 135 | ||
| 136 | /* --------------------------------- */ | |
| 137 | /* ALTERNATE NUMBERS */ | |
| 138 | /* --------------------------------- */ | |
| 139 | ||
| 140 | /* Alternate numbers for various max packet sizes (OV511 only) */ | |
| 141 | #define OV511_ALT_SIZE_992 0 | |
| 142 | #define OV511_ALT_SIZE_993 1 | |
| 143 | #define OV511_ALT_SIZE_768 2 | |
| 144 | #define OV511_ALT_SIZE_769 3 | |
| 145 | #define OV511_ALT_SIZE_512 4 | |
| 146 | #define OV511_ALT_SIZE_513 5 | |
| 147 | #define OV511_ALT_SIZE_257 6 | |
| 148 | #define OV511_ALT_SIZE_0 7 | |
| 149 | ||
| 150 | /* Alternate numbers for various max packet sizes (OV511+ only) */ | |
| 151 | #define OV511PLUS_ALT_SIZE_0 0 | |
| 152 | #define OV511PLUS_ALT_SIZE_33 1 | |
| 153 | #define OV511PLUS_ALT_SIZE_129 2 | |
| 154 | #define OV511PLUS_ALT_SIZE_257 3 | |
| 155 | #define OV511PLUS_ALT_SIZE_385 4 | |
| 156 | #define OV511PLUS_ALT_SIZE_513 5 | |
| 157 | #define OV511PLUS_ALT_SIZE_769 6 | |
| 158 | #define OV511PLUS_ALT_SIZE_961 7 | |
| 159 | ||
| 160 | /* Alternate numbers for various max packet sizes (OV518(+) only) */ | |
| 161 | #define OV518_ALT_SIZE_0 0 | |
| 162 | #define OV518_ALT_SIZE_128 1 | |
| 163 | #define OV518_ALT_SIZE_256 2 | |
| 164 | #define OV518_ALT_SIZE_384 3 | |
| 165 | #define OV518_ALT_SIZE_512 4 | |
| 166 | #define OV518_ALT_SIZE_640 5 | |
| 167 | #define OV518_ALT_SIZE_768 6 | |
| 168 | #define OV518_ALT_SIZE_896 7 | |
| 169 | ||
| 170 | /* --------------------------------- */ | |
| 171 | /* OV7610 REGISTER MNEMONICS */ | |
| 172 | /* --------------------------------- */ | |
| 173 | ||
| 174 | /* OV7610 registers */ | |
| 175 | #define OV7610_REG_GAIN 0x00 /* gain setting (5:0) */ | |
| 176 | #define OV7610_REG_BLUE 0x01 /* blue channel balance */ | |
| 177 | #define OV7610_REG_RED 0x02 /* red channel balance */ | |
| 178 | #define OV7610_REG_SAT 0x03 /* saturation */ | |
| 179 | /* 04 reserved */ | |
| 180 | #define OV7610_REG_CNT 0x05 /* Y contrast */ | |
| 181 | #define OV7610_REG_BRT 0x06 /* Y brightness */ | |
| 182 | /* 08-0b reserved */ | |
| 183 | #define OV7610_REG_BLUE_BIAS 0x0C /* blue channel bias (5:0) */ | |
| 184 | #define OV7610_REG_RED_BIAS 0x0D /* read channel bias (5:0) */ | |
| 185 | #define OV7610_REG_GAMMA_COEFF 0x0E /* gamma settings */ | |
| 186 | #define OV7610_REG_WB_RANGE 0x0F /* AEC/ALC/S-AWB settings */ | |
| 187 | #define OV7610_REG_EXP 0x10 /* manual exposure setting */ | |
| 188 | #define OV7610_REG_CLOCK 0x11 /* polarity/clock prescaler */ | |
| 189 | #define OV7610_REG_COM_A 0x12 /* misc common regs */ | |
| 190 | #define OV7610_REG_COM_B 0x13 /* misc common regs */ | |
| 191 | #define OV7610_REG_COM_C 0x14 /* misc common regs */ | |
| 192 | #define OV7610_REG_COM_D 0x15 /* misc common regs */ | |
| 193 | #define OV7610_REG_FIELD_DIVIDE 0x16 /* field interval/mode settings */ | |
| 194 | #define OV7610_REG_HWIN_START 0x17 /* horizontal window start */ | |
| 195 | #define OV7610_REG_HWIN_END 0x18 /* horizontal window end */ | |
| 196 | #define OV7610_REG_VWIN_START 0x19 /* vertical window start */ | |
| 197 | #define OV7610_REG_VWIN_END 0x1A /* vertical window end */ | |
| 198 | #define OV7610_REG_PIXEL_SHIFT 0x1B /* pixel shift */ | |
| 199 | #define OV7610_REG_ID_HIGH 0x1C /* manufacturer ID MSB */ | |
| 200 | #define OV7610_REG_ID_LOW 0x1D /* manufacturer ID LSB */ | |
| 201 | /* 0e-0f reserved */ | |
| 202 | #define OV7610_REG_COM_E 0x20 /* misc common regs */ | |
| 203 | #define OV7610_REG_YOFFSET 0x21 /* Y channel offset */ | |
| 204 | #define OV7610_REG_UOFFSET 0x22 /* U channel offset */ | |
| 205 | /* 23 reserved */ | |
| 206 | #define OV7610_REG_ECW 0x24 /* Exposure white level for AEC */ | |
| 207 | #define OV7610_REG_ECB 0x25 /* Exposure black level for AEC */ | |
| 208 | #define OV7610_REG_COM_F 0x26 /* misc settings */ | |
| 209 | #define OV7610_REG_COM_G 0x27 /* misc settings */ | |
| 210 | #define OV7610_REG_COM_H 0x28 /* misc settings */ | |
| 211 | #define OV7610_REG_COM_I 0x29 /* misc settings */ | |
| 212 | #define OV7610_REG_FRAMERATE_H 0x2A /* frame rate MSB + misc */ | |
| 213 | #define OV7610_REG_FRAMERATE_L 0x2B /* frame rate LSB */ | |
| 214 | #define OV7610_REG_ALC 0x2C /* Auto Level Control settings */ | |
| 215 | #define OV7610_REG_COM_J 0x2D /* misc settings */ | |
| 216 | #define OV7610_REG_VOFFSET 0x2E /* V channel offset adjustment */ | |
| 217 | #define OV7610_REG_ARRAY_BIAS 0x2F /* Array bias -- don't change */ | |
| 218 | /* 30-32 reserved */ | |
| 219 | #define OV7610_REG_YGAMMA 0x33 /* misc gamma settings (7:6) */ | |
| 220 | #define OV7610_REG_BIAS_ADJUST 0x34 /* misc bias settings */ | |
| 221 | #define OV7610_REG_COM_L 0x35 /* misc settings */ | |
| 222 | /* 36-37 reserved */ | |
| 223 | #define OV7610_REG_COM_K 0x38 /* misc registers */ | |
| 224 | ||
| 225 | /* --------------------------------- */ | |
| 226 | /* I2C ADDRESSES */ | |
| 227 | /* --------------------------------- */ | |
| 228 | ||
| 229 | #define OV7xx0_SID 0x42 | |
| 230 | #define OV6xx0_SID 0xC0 | |
| 231 | #define OV8xx0_SID 0xA0 | |
| 232 | #define KS0127_SID 0xD8 | |
| 233 | #define SAA7111A_SID 0x48 | |
| 234 | ||
| 235 | /* --------------------------------- */ | |
| 236 | /* MISCELLANEOUS DEFINES */ | |
| 237 | /* --------------------------------- */ | |
| 238 | ||
| 239 | #define I2C_CLOCK_PRESCALER 0x03 | |
| 240 | ||
| 241 | #define FRAMES_PER_DESC 10 /* FIXME - What should this be? */ | |
| 242 | #define MAX_FRAME_SIZE_PER_DESC 993 /* For statically allocated stuff */ | |
| 243 | #define PIXELS_PER_SEG 256 /* Pixels per segment */ | |
| 244 | ||
| 245 | #define OV511_ENDPOINT_ADDRESS 1 /* Isoc endpoint number */ | |
| 246 | ||
| 247 | #define OV511_NUMFRAMES 2 | |
| 248 | #if OV511_NUMFRAMES > VIDEO_MAX_FRAME | |
| 249 | #error "OV511_NUMFRAMES is too high" | |
| 250 | #endif | |
| 251 | ||
| 252 | #define OV511_NUMSBUF 2 | |
| 253 | ||
| 254 | /* Control transfers use up to 4 bytes */ | |
| 255 | #define OV511_CBUF_SIZE 4 | |
| 256 | ||
| 257 | /* Size of usb_make_path() buffer */ | |
| 258 | #define OV511_USB_PATH_LEN 64 | |
| 259 | ||
| 260 | /* Bridge types */ | |
| 261 | enum { | |
| 262 | BRG_UNKNOWN, | |
| 263 | BRG_OV511, | |
| 264 | BRG_OV511PLUS, | |
| 265 | BRG_OV518, | |
| 266 | BRG_OV518PLUS, | |
| 267 | }; | |
| 268 | ||
| 269 | /* Bridge classes */ | |
| 270 | enum { | |
| 271 | BCL_UNKNOWN, | |
| 272 | BCL_OV511, | |
| 273 | BCL_OV518, | |
| 274 | }; | |
| 275 | ||
| 276 | /* Sensor types */ | |
| 277 | enum { | |
| 278 | SEN_UNKNOWN, | |
| 279 | SEN_OV76BE, | |
| 280 | SEN_OV7610, | |
| 281 | SEN_OV7620, | |
| 282 | SEN_OV7620AE, | |
| 283 | SEN_OV6620, | |
| 284 | SEN_OV6630, | |
| 285 | SEN_OV6630AE, | |
| 286 | SEN_OV6630AF, | |
| 287 | SEN_OV8600, | |
| 288 | SEN_KS0127, | |
| 289 | SEN_KS0127B, | |
| 290 | SEN_SAA7111A, | |
| 291 | }; | |
| 292 | ||
| 293 | enum { | |
| 294 | STATE_SCANNING, /* Scanning for start */ | |
| 295 | STATE_HEADER, /* Parsing header */ | |
| 296 | STATE_LINES, /* Parsing lines */ | |
| 297 | }; | |
| 298 | ||
| 299 | /* Buffer states */ | |
| 300 | enum { | |
| 301 | BUF_NOT_ALLOCATED, | |
| 302 | BUF_ALLOCATED, | |
| 303 | }; | |
| 304 | ||
| 305 | /* --------- Definition of ioctl interface --------- */ | |
| 306 | ||
| 307 | #define OV511_INTERFACE_VER 101 | |
| 308 | ||
| 309 | /* LED options */ | |
| 310 | enum { | |
| 311 | LED_OFF, | |
| 312 | LED_ON, | |
| 313 | LED_AUTO, | |
| 314 | }; | |
| 315 | ||
| 316 | /* Raw frame formats */ | |
| 317 | enum { | |
| 318 | RAWFMT_INVALID, | |
| 319 | RAWFMT_YUV400, | |
| 320 | RAWFMT_YUV420, | |
| 321 | RAWFMT_YUV422, | |
| 322 | RAWFMT_GBR422, | |
| 323 | }; | |
| 324 | ||
| 325 | struct ov511_i2c_struct { | |
| 326 | unsigned char slave; /* Write slave ID (read ID - 1) */ | |
| 327 | unsigned char reg; /* Index of register */ | |
| 328 | unsigned char value; /* User sets this w/ write, driver does w/ read */ | |
| 329 | unsigned char mask; /* Bits to be changed. Not used with read ops */ | |
| 330 | }; | |
| 331 | ||
| 332 | /* ioctls */ | |
| 333 | #define OV511IOC_WI2C _IOW('v', BASE_VIDIOCPRIVATE + 5, \ | |
| 334 | struct ov511_i2c_struct) | |
| 335 | #define OV511IOC_RI2C _IOWR('v', BASE_VIDIOCPRIVATE + 6, \ | |
| 336 | struct ov511_i2c_struct) | |
| 337 | /* ------------- End IOCTL interface -------------- */ | |
| 338 | ||
| 339 | struct usb_ov511; /* Forward declaration */ | |
| 340 | ||
| 341 | struct ov511_sbuf { | |
| 342 | struct usb_ov511 *ov; | |
| 343 | unsigned char *data; | |
| 344 | struct urb *urb; | |
| 345 | spinlock_t lock; | |
| 346 | int n; | |
| 347 | }; | |
| 348 | ||
| 349 | enum { | |
| 350 | FRAME_UNUSED, /* Unused (no MCAPTURE) */ | |
| 351 | FRAME_READY, /* Ready to start grabbing */ | |
| 352 | FRAME_GRABBING, /* In the process of being grabbed into */ | |
| 353 | FRAME_DONE, /* Finished grabbing, but not been synced yet */ | |
| 354 | FRAME_ERROR, /* Something bad happened while processing */ | |
| 355 | }; | |
| 356 | ||
| 357 | struct ov511_regvals { | |
| 358 | enum { | |
| 359 | OV511_DONE_BUS, | |
| 360 | OV511_REG_BUS, | |
| 361 | OV511_I2C_BUS, | |
| 362 | } bus; | |
| 363 | unsigned char reg; | |
| 364 | unsigned char val; | |
| 365 | }; | |
| 366 | ||
| 367 | struct ov511_frame { | |
| 368 | int framenum; /* Index of this frame */ | |
| 369 | unsigned char *data; /* Frame buffer */ | |
| 370 | unsigned char *tempdata; /* Temp buffer for multi-stage conversions */ | |
| 371 | unsigned char *rawdata; /* Raw camera data buffer */ | |
| 372 | unsigned char *compbuf; /* Temp buffer for decompressor */ | |
| 373 | ||
| 374 | int depth; /* Bytes per pixel */ | |
| 375 | int width; /* Width application is expecting */ | |
| 376 | int height; /* Height application is expecting */ | |
| 377 | ||
| 378 | int rawwidth; /* Actual width of frame sent from camera */ | |
| 379 | int rawheight; /* Actual height of frame sent from camera */ | |
| 380 | ||
| 381 | int sub_flag; /* Sub-capture mode for this frame? */ | |
| 382 | unsigned int format; /* Format for this frame */ | |
| 383 | int compressed; /* Is frame compressed? */ | |
| 384 | ||
| 385 | volatile int grabstate; /* State of grabbing */ | |
| 386 | int scanstate; /* State of scanning */ | |
| 387 | ||
| 388 | int bytes_recvd; /* Number of image bytes received from camera */ | |
| 389 | ||
| 390 | long bytes_read; /* Amount that has been read() */ | |
| 391 | ||
| 392 | wait_queue_head_t wq; /* Processes waiting */ | |
| 393 | ||
| 394 | int snapshot; /* True if frame was a snapshot */ | |
| 395 | }; | |
| 396 | ||
| 397 | #define DECOMP_INTERFACE_VER 4 | |
| 398 | ||
| 399 | /* Compression module operations */ | |
| 400 | struct ov51x_decomp_ops { | |
| 401 | int (*decomp_400)(unsigned char *, unsigned char *, unsigned char *, | |
| 402 | int, int, int); | |
| 403 | int (*decomp_420)(unsigned char *, unsigned char *, unsigned char *, | |
| 404 | int, int, int); | |
| 405 | int (*decomp_422)(unsigned char *, unsigned char *, unsigned char *, | |
| 406 | int, int, int); | |
| 407 | struct module *owner; | |
| 408 | }; | |
| 409 | ||
| 410 | struct usb_ov511 { | |
| 411 | struct video_device *vdev; | |
| 412 | struct usb_device *dev; | |
| 413 | ||
| 414 | int customid; | |
| 415 | char *desc; | |
| 416 | unsigned char iface; | |
| 417 | char usb_path[OV511_USB_PATH_LEN]; | |
| 418 | ||
| 419 | /* Determined by sensor type */ | |
| 420 | int maxwidth; | |
| 421 | int maxheight; | |
| 422 | int minwidth; | |
| 423 | int minheight; | |
| 424 | ||
| 425 | int brightness; | |
| 426 | int colour; | |
| 427 | int contrast; | |
| 428 | int hue; | |
| 429 | int whiteness; | |
| 430 | int exposure; | |
| 431 | int auto_brt; /* Auto brightness enabled flag */ | |
| 432 | int auto_gain; /* Auto gain control enabled flag */ | |
| 433 | int auto_exp; /* Auto exposure enabled flag */ | |
| 434 | int backlight; /* Backlight exposure algorithm flag */ | |
| 435 | int mirror; /* Image is reversed horizontally */ | |
| 436 | ||
| 437 | int led_policy; /* LED: off|on|auto; OV511+ only */ | |
| 438 | ||
| 4186ecf8 | 439 | struct mutex lock; /* Serializes user-accessible operations */ |
| 1da177e4 LT |
440 | int user; /* user count for exclusive use */ |
| 441 | ||
| 442 | int streaming; /* Are we streaming Isochronous? */ | |
| 443 | int grabbing; /* Are we grabbing? */ | |
| 444 | ||
| 445 | int compress; /* Should the next frame be compressed? */ | |
| 446 | int compress_inited; /* Are compression params uploaded? */ | |
| 447 | ||
| 448 | int lightfreq; /* Power (lighting) frequency */ | |
| 449 | int bandfilt; /* Banding filter enabled flag */ | |
| 450 | ||
| 451 | unsigned char *fbuf; /* Videodev buffer area */ | |
| 452 | unsigned char *tempfbuf; /* Temporary (intermediate) buffer area */ | |
| 453 | unsigned char *rawfbuf; /* Raw camera data buffer area */ | |
| 454 | ||
| 455 | int sub_flag; /* Pix Array subcapture on flag */ | |
| 456 | int subx; /* Pix Array subcapture x offset */ | |
| 457 | int suby; /* Pix Array subcapture y offset */ | |
| 458 | int subw; /* Pix Array subcapture width */ | |
| 459 | int subh; /* Pix Array subcapture height */ | |
| 460 | ||
| 461 | int curframe; /* Current receiving sbuf */ | |
| d56410e0 | 462 | struct ov511_frame frame[OV511_NUMFRAMES]; |
| 1da177e4 LT |
463 | |
| 464 | struct ov511_sbuf sbuf[OV511_NUMSBUF]; | |
| 465 | ||
| 466 | wait_queue_head_t wq; /* Processes waiting */ | |
| 467 | ||
| 468 | int snap_enabled; /* Snapshot mode enabled */ | |
| d56410e0 | 469 | |
| 1da177e4 LT |
470 | int bridge; /* Type of bridge (BRG_*) */ |
| 471 | int bclass; /* Class of bridge (BCL_*) */ | |
| 472 | int sensor; /* Type of image sensor chip (SEN_*) */ | |
| 473 | ||
| 474 | int packet_size; /* Frame size per isoc desc */ | |
| 475 | int packet_numbering; /* Is ISO frame numbering enabled? */ | |
| 476 | ||
| 1da177e4 LT |
477 | /* Framebuffer/sbuf management */ |
| 478 | int buf_state; | |
| 4186ecf8 | 479 | struct mutex buf_lock; |
| 1da177e4 LT |
480 | |
| 481 | struct ov51x_decomp_ops *decomp_ops; | |
| 482 | ||
| 483 | /* Stop streaming while changing picture settings */ | |
| 484 | int stop_during_set; | |
| 485 | ||
| 486 | int stopped; /* Streaming is temporarily paused */ | |
| 487 | ||
| 488 | /* Video decoder stuff */ | |
| 489 | int input; /* Composite, S-VIDEO, etc... */ | |
| 490 | int num_inputs; /* Number of inputs */ | |
| 491 | int norm; /* NTSC / PAL / SECAM */ | |
| 492 | int has_decoder; /* Device has a video decoder */ | |
| 493 | int pal; /* Device is designed for PAL resolution */ | |
| 494 | ||
| 495 | /* I2C interface */ | |
| 4186ecf8 | 496 | struct mutex i2c_lock; /* Protect I2C controller regs */ |
| 1da177e4 LT |
497 | unsigned char primary_i2c_slave; /* I2C write id of sensor */ |
| 498 | ||
| 499 | /* Control transaction stuff */ | |
| 500 | unsigned char *cbuf; /* Buffer for payload */ | |
| 4186ecf8 | 501 | struct mutex cbuf_lock; |
| 1da177e4 LT |
502 | }; |
| 503 | ||
| 504 | /* Used to represent a list of values and their respective symbolic names */ | |
| 505 | struct symbolic_list { | |
| 506 | int num; | |
| 507 | char *name; | |
| 508 | }; | |
| 509 | ||
| 510 | #define NOT_DEFINED_STR "Unknown" | |
| 511 | ||
| 512 | /* Returns the name of the matching element in the symbolic_list array. The | |
| 513 | * end of the list must be marked with an element that has a NULL name. | |
| 514 | */ | |
| d56410e0 | 515 | static inline char * |
| 1da177e4 LT |
516 | symbolic(struct symbolic_list list[], int num) |
| 517 | { | |
| 518 | int i; | |
| 519 | ||
| 520 | for (i = 0; list[i].name != NULL; i++) | |
| 521 | if (list[i].num == num) | |
| 522 | return (list[i].name); | |
| 523 | ||
| 524 | return (NOT_DEFINED_STR); | |
| 525 | } | |
| 526 | ||
| 527 | /* Compression stuff */ | |
| 528 | ||
| 529 | #define OV511_QUANTABLESIZE 64 | |
| 530 | #define OV518_QUANTABLESIZE 32 | |
| 531 | ||
| 532 | #define OV511_YQUANTABLE { \ | |
| 533 | 0, 1, 1, 2, 2, 3, 3, 4, \ | |
| 534 | 1, 1, 1, 2, 2, 3, 4, 4, \ | |
| 535 | 1, 1, 2, 2, 3, 4, 4, 4, \ | |
| 536 | 2, 2, 2, 3, 4, 4, 4, 4, \ | |
| 537 | 2, 2, 3, 4, 4, 5, 5, 5, \ | |
| 538 | 3, 3, 4, 4, 5, 5, 5, 5, \ | |
| 539 | 3, 4, 4, 4, 5, 5, 5, 5, \ | |
| 540 | 4, 4, 4, 4, 5, 5, 5, 5 \ | |
| 541 | } | |
| 542 | ||
| 543 | #define OV511_UVQUANTABLE { \ | |
| 544 | 0, 2, 2, 3, 4, 4, 4, 4, \ | |
| 545 | 2, 2, 2, 4, 4, 4, 4, 4, \ | |
| 546 | 2, 2, 3, 4, 4, 4, 4, 4, \ | |
| 547 | 3, 4, 4, 4, 4, 4, 4, 4, \ | |
| 548 | 4, 4, 4, 4, 4, 4, 4, 4, \ | |
| 549 | 4, 4, 4, 4, 4, 4, 4, 4, \ | |
| 550 | 4, 4, 4, 4, 4, 4, 4, 4, \ | |
| 551 | 4, 4, 4, 4, 4, 4, 4, 4 \ | |
| 552 | } | |
| 553 | ||
| 554 | #define OV518_YQUANTABLE { \ | |
| 555 | 5, 4, 5, 6, 6, 7, 7, 7, \ | |
| 556 | 5, 5, 5, 5, 6, 7, 7, 7, \ | |
| 557 | 6, 6, 6, 6, 7, 7, 7, 8, \ | |
| 558 | 7, 7, 6, 7, 7, 7, 8, 8 \ | |
| 559 | } | |
| 560 | ||
| 561 | #define OV518_UVQUANTABLE { \ | |
| 562 | 6, 6, 6, 7, 7, 7, 7, 7, \ | |
| 563 | 6, 6, 6, 7, 7, 7, 7, 7, \ | |
| 564 | 6, 6, 6, 7, 7, 7, 7, 8, \ | |
| 565 | 7, 7, 7, 7, 7, 7, 8, 8 \ | |
| 566 | } | |
| 567 | ||
| 568 | #endif |