Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Pixart PAC7302 library |
| 3 | * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li |
| 4 | * |
| 5 | * V4L2 by Jean-Francois Moine <http://moinejf.free.fr> |
| 6 | * |
Jean-Francois Moine | cc2f82c | 2010-01-28 16:35:40 -0300 | [diff] [blame] | 7 | * Separated from Pixart PAC7311 library by Márton Németh |
Márton Németh | aed6f1b | 2010-01-28 16:33:38 -0300 | [diff] [blame] | 8 | * Camera button input handling by Márton Németh <nm127@freemail.hu> |
| 9 | * Copyright (C) 2009-2010 Márton Németh <nm127@freemail.hu> |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 10 | * |
| 11 | * This program is free software; you can redistribute it and/or modify |
| 12 | * it under the terms of the GNU General Public License as published by |
| 13 | * the Free Software Foundation; either version 2 of the License, or |
| 14 | * any later version. |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU General Public License |
| 22 | * along with this program; if not, write to the Free Software |
| 23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 24 | */ |
| 25 | |
| 26 | /* Some documentation about various registers as determined by trial and error. |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 27 | |
| 28 | Register page 1: |
| 29 | |
| 30 | Address Description |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 31 | 0x78 Global control, bit 6 controls the LED (inverted) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 32 | |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 33 | Register page 3: |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 34 | |
| 35 | Address Description |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 36 | 0x02 Clock divider 3-63, fps = 90 / val. Must be a multiple of 3 on |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 37 | the 7302, so one of 3, 6, 9, ..., except when between 6 and 12? |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 38 | 0x03 Variable framerate ctrl reg2==3: 0 -> ~30 fps, 255 -> ~22fps |
| 39 | 0x04 Another var framerate ctrl reg2==3, reg3==0: 0 -> ~30 fps, |
| 40 | 63 -> ~27 fps, the 2 msb's must always be 1 !! |
| 41 | 0x05 Another var framerate ctrl reg2==3, reg3==0, reg4==0xc0: |
| 42 | 1 -> ~30 fps, 2 -> ~20 fps |
| 43 | 0x0e Exposure bits 0-7, 0-448, 0 = use full frame time |
| 44 | 0x0f Exposure bit 8, 0-448, 448 = no exposure at all |
| 45 | 0x10 Master gain 0-31 |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 46 | 0x21 Bitfield: 0-1 unused, 2-3 vflip/hflip, 4-5 unknown, 6-7 unused |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 47 | |
| 48 | The registers are accessed in the following functions: |
| 49 | |
| 50 | Page | Register | Function |
| 51 | -----+------------+--------------------------------------------------- |
| 52 | 0 | 0x0f..0x20 | setcolors() |
| 53 | 0 | 0xa2..0xab | setbrightcont() |
| 54 | 0 | 0xc5 | setredbalance() |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 55 | 0 | 0xc6 | setwhitebalance() |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 56 | 0 | 0xc7 | setbluebalance() |
| 57 | 0 | 0xdc | setbrightcont(), setcolors() |
| 58 | 3 | 0x02 | setexposure() |
| 59 | 3 | 0x10 | setgain() |
| 60 | 3 | 0x11 | setcolors(), setgain(), setexposure(), sethvflip() |
| 61 | 3 | 0x21 | sethvflip() |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 62 | */ |
| 63 | |
| 64 | #define MODULE_NAME "pac7302" |
| 65 | |
Márton Németh | aed6f1b | 2010-01-28 16:33:38 -0300 | [diff] [blame] | 66 | #include <linux/input.h> |
Márton Németh | 6763cc0 | 2009-11-09 07:10:46 -0300 | [diff] [blame] | 67 | #include <media/v4l2-chip-ident.h> |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 68 | #include "gspca.h" |
| 69 | |
| 70 | MODULE_AUTHOR("Thomas Kaiser thomas@kaiser-linux.li"); |
| 71 | MODULE_DESCRIPTION("Pixart PAC7302"); |
| 72 | MODULE_LICENSE("GPL"); |
| 73 | |
| 74 | /* specific webcam descriptor for pac7302 */ |
| 75 | struct sd { |
| 76 | struct gspca_dev gspca_dev; /* !! must be the first item */ |
| 77 | |
| 78 | unsigned char brightness; |
| 79 | unsigned char contrast; |
| 80 | unsigned char colors; |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 81 | unsigned char white_balance; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 82 | unsigned char red_balance; |
| 83 | unsigned char blue_balance; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 84 | unsigned char gain; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 85 | unsigned char autogain; |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 86 | unsigned short exposure; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 87 | __u8 hflip; |
| 88 | __u8 vflip; |
Jean-Francois Moine | fe2b6032 | 2009-11-26 14:28:48 -0300 | [diff] [blame] | 89 | u8 flags; |
| 90 | #define FL_HFLIP 0x01 /* mirrored by default */ |
| 91 | #define FL_VFLIP 0x02 /* vertical flipped by default */ |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 92 | |
| 93 | u8 sof_read; |
| 94 | u8 autogain_ignore_frames; |
| 95 | |
| 96 | atomic_t avg_lum; |
| 97 | }; |
| 98 | |
| 99 | /* V4L2 controls supported by the driver */ |
| 100 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val); |
| 101 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val); |
| 102 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val); |
| 103 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val); |
| 104 | static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val); |
| 105 | static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val); |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 106 | static int sd_setwhitebalance(struct gspca_dev *gspca_dev, __s32 val); |
| 107 | static int sd_getwhitebalance(struct gspca_dev *gspca_dev, __s32 *val); |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 108 | static int sd_setredbalance(struct gspca_dev *gspca_dev, __s32 val); |
| 109 | static int sd_getredbalance(struct gspca_dev *gspca_dev, __s32 *val); |
| 110 | static int sd_setbluebalance(struct gspca_dev *gspca_dev, __s32 val); |
| 111 | static int sd_getbluebalance(struct gspca_dev *gspca_dev, __s32 *val); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 112 | static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); |
| 113 | static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val); |
| 114 | static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val); |
| 115 | static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val); |
| 116 | static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val); |
| 117 | static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val); |
| 118 | static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val); |
| 119 | static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val); |
| 120 | static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val); |
| 121 | static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val); |
| 122 | |
Marton Nemeth | 7e64dc4 | 2009-12-30 09:12:41 -0300 | [diff] [blame] | 123 | static const struct ctrl sd_ctrls[] = { |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 124 | { |
| 125 | { |
| 126 | .id = V4L2_CID_BRIGHTNESS, |
| 127 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 128 | .name = "Brightness", |
| 129 | .minimum = 0, |
| 130 | #define BRIGHTNESS_MAX 0x20 |
| 131 | .maximum = BRIGHTNESS_MAX, |
| 132 | .step = 1, |
| 133 | #define BRIGHTNESS_DEF 0x10 |
| 134 | .default_value = BRIGHTNESS_DEF, |
| 135 | }, |
| 136 | .set = sd_setbrightness, |
| 137 | .get = sd_getbrightness, |
| 138 | }, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 139 | { |
| 140 | { |
| 141 | .id = V4L2_CID_CONTRAST, |
| 142 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 143 | .name = "Contrast", |
| 144 | .minimum = 0, |
| 145 | #define CONTRAST_MAX 255 |
| 146 | .maximum = CONTRAST_MAX, |
| 147 | .step = 1, |
| 148 | #define CONTRAST_DEF 127 |
| 149 | .default_value = CONTRAST_DEF, |
| 150 | }, |
| 151 | .set = sd_setcontrast, |
| 152 | .get = sd_getcontrast, |
| 153 | }, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 154 | { |
| 155 | { |
| 156 | .id = V4L2_CID_SATURATION, |
| 157 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 158 | .name = "Saturation", |
| 159 | .minimum = 0, |
| 160 | #define COLOR_MAX 255 |
| 161 | .maximum = COLOR_MAX, |
| 162 | .step = 1, |
| 163 | #define COLOR_DEF 127 |
| 164 | .default_value = COLOR_DEF, |
| 165 | }, |
| 166 | .set = sd_setcolors, |
| 167 | .get = sd_getcolors, |
| 168 | }, |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 169 | { |
| 170 | { |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 171 | .id = V4L2_CID_WHITE_BALANCE_TEMPERATURE, |
| 172 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 173 | .name = "White Balance", |
| 174 | .minimum = 0, |
| 175 | .maximum = 255, |
| 176 | .step = 1, |
| 177 | #define WHITEBALANCE_DEF 4 |
| 178 | .default_value = WHITEBALANCE_DEF, |
| 179 | }, |
| 180 | .set = sd_setwhitebalance, |
| 181 | .get = sd_getwhitebalance, |
| 182 | }, |
| 183 | { |
| 184 | { |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 185 | .id = V4L2_CID_RED_BALANCE, |
| 186 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 187 | .name = "Red", |
| 188 | .minimum = 0, |
| 189 | .maximum = 3, |
| 190 | .step = 1, |
| 191 | #define REDBALANCE_DEF 1 |
| 192 | .default_value = REDBALANCE_DEF, |
| 193 | }, |
| 194 | .set = sd_setredbalance, |
| 195 | .get = sd_getredbalance, |
| 196 | }, |
| 197 | { |
| 198 | { |
| 199 | .id = V4L2_CID_BLUE_BALANCE, |
| 200 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 201 | .name = "Blue", |
| 202 | .minimum = 0, |
| 203 | .maximum = 3, |
| 204 | .step = 1, |
| 205 | #define BLUEBALANCE_DEF 1 |
| 206 | .default_value = BLUEBALANCE_DEF, |
| 207 | }, |
| 208 | .set = sd_setbluebalance, |
| 209 | .get = sd_getbluebalance, |
| 210 | }, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 211 | { |
| 212 | { |
| 213 | .id = V4L2_CID_GAIN, |
| 214 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 215 | .name = "Gain", |
| 216 | .minimum = 0, |
| 217 | #define GAIN_MAX 255 |
| 218 | .maximum = GAIN_MAX, |
| 219 | .step = 1, |
| 220 | #define GAIN_DEF 127 |
| 221 | #define GAIN_KNEE 255 /* Gain seems to cause little noise on the pac73xx */ |
| 222 | .default_value = GAIN_DEF, |
| 223 | }, |
| 224 | .set = sd_setgain, |
| 225 | .get = sd_getgain, |
| 226 | }, |
| 227 | { |
| 228 | { |
| 229 | .id = V4L2_CID_EXPOSURE, |
| 230 | .type = V4L2_CTRL_TYPE_INTEGER, |
| 231 | .name = "Exposure", |
| 232 | .minimum = 0, |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 233 | .maximum = 1023, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 234 | .step = 1, |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 235 | #define EXPOSURE_DEF 66 /* 33 ms / 30 fps */ |
| 236 | #define EXPOSURE_KNEE 133 /* 66 ms / 15 fps */ |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 237 | .default_value = EXPOSURE_DEF, |
| 238 | }, |
| 239 | .set = sd_setexposure, |
| 240 | .get = sd_getexposure, |
| 241 | }, |
| 242 | { |
| 243 | { |
| 244 | .id = V4L2_CID_AUTOGAIN, |
| 245 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 246 | .name = "Auto Gain", |
| 247 | .minimum = 0, |
| 248 | .maximum = 1, |
| 249 | .step = 1, |
| 250 | #define AUTOGAIN_DEF 1 |
| 251 | .default_value = AUTOGAIN_DEF, |
| 252 | }, |
| 253 | .set = sd_setautogain, |
| 254 | .get = sd_getautogain, |
| 255 | }, |
| 256 | { |
| 257 | { |
| 258 | .id = V4L2_CID_HFLIP, |
| 259 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 260 | .name = "Mirror", |
| 261 | .minimum = 0, |
| 262 | .maximum = 1, |
| 263 | .step = 1, |
| 264 | #define HFLIP_DEF 0 |
| 265 | .default_value = HFLIP_DEF, |
| 266 | }, |
| 267 | .set = sd_sethflip, |
| 268 | .get = sd_gethflip, |
| 269 | }, |
| 270 | { |
| 271 | { |
| 272 | .id = V4L2_CID_VFLIP, |
| 273 | .type = V4L2_CTRL_TYPE_BOOLEAN, |
| 274 | .name = "Vflip", |
| 275 | .minimum = 0, |
| 276 | .maximum = 1, |
| 277 | .step = 1, |
| 278 | #define VFLIP_DEF 0 |
| 279 | .default_value = VFLIP_DEF, |
| 280 | }, |
| 281 | .set = sd_setvflip, |
| 282 | .get = sd_getvflip, |
| 283 | }, |
| 284 | }; |
| 285 | |
| 286 | static const struct v4l2_pix_format vga_mode[] = { |
| 287 | {640, 480, V4L2_PIX_FMT_PJPG, V4L2_FIELD_NONE, |
| 288 | .bytesperline = 640, |
| 289 | .sizeimage = 640 * 480 * 3 / 8 + 590, |
| 290 | .colorspace = V4L2_COLORSPACE_JPEG, |
| 291 | .priv = 0}, |
| 292 | }; |
| 293 | |
| 294 | #define LOAD_PAGE3 255 |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 295 | #define END_OF_SEQUENCE 0 |
| 296 | |
| 297 | /* pac 7302 */ |
| 298 | static const __u8 init_7302[] = { |
| 299 | /* index,value */ |
| 300 | 0xff, 0x01, /* page 1 */ |
| 301 | 0x78, 0x00, /* deactivate */ |
| 302 | 0xff, 0x01, |
| 303 | 0x78, 0x40, /* led off */ |
| 304 | }; |
| 305 | static const __u8 start_7302[] = { |
| 306 | /* index, len, [value]* */ |
| 307 | 0xff, 1, 0x00, /* page 0 */ |
| 308 | 0x00, 12, 0x01, 0x40, 0x40, 0x40, 0x01, 0xe0, 0x02, 0x80, |
| 309 | 0x00, 0x00, 0x00, 0x00, |
| 310 | 0x0d, 24, 0x03, 0x01, 0x00, 0xb5, 0x07, 0xcb, 0x00, 0x00, |
| 311 | 0x07, 0xc8, 0x00, 0xea, 0x07, 0xcf, 0x07, 0xf7, |
| 312 | 0x07, 0x7e, 0x01, 0x0b, 0x00, 0x00, 0x00, 0x11, |
| 313 | 0x26, 2, 0xaa, 0xaa, |
| 314 | 0x2e, 1, 0x31, |
| 315 | 0x38, 1, 0x01, |
| 316 | 0x3a, 3, 0x14, 0xff, 0x5a, |
| 317 | 0x43, 11, 0x00, 0x0a, 0x18, 0x11, 0x01, 0x2c, 0x88, 0x11, |
| 318 | 0x00, 0x54, 0x11, |
| 319 | 0x55, 1, 0x00, |
| 320 | 0x62, 4, 0x10, 0x1e, 0x1e, 0x18, |
| 321 | 0x6b, 1, 0x00, |
| 322 | 0x6e, 3, 0x08, 0x06, 0x00, |
| 323 | 0x72, 3, 0x00, 0xff, 0x00, |
| 324 | 0x7d, 23, 0x01, 0x01, 0x58, 0x46, 0x50, 0x3c, 0x50, 0x3c, |
| 325 | 0x54, 0x46, 0x54, 0x56, 0x52, 0x50, 0x52, 0x50, |
| 326 | 0x56, 0x64, 0xa4, 0x00, 0xda, 0x00, 0x00, |
| 327 | 0xa2, 10, 0x22, 0x2c, 0x3c, 0x54, 0x69, 0x7c, 0x9c, 0xb9, |
| 328 | 0xd2, 0xeb, |
| 329 | 0xaf, 1, 0x02, |
| 330 | 0xb5, 2, 0x08, 0x08, |
| 331 | 0xb8, 2, 0x08, 0x88, |
| 332 | 0xc4, 4, 0xae, 0x01, 0x04, 0x01, |
| 333 | 0xcc, 1, 0x00, |
| 334 | 0xd1, 11, 0x01, 0x30, 0x49, 0x5e, 0x6f, 0x7f, 0x8e, 0xa9, |
| 335 | 0xc1, 0xd7, 0xec, |
| 336 | 0xdc, 1, 0x01, |
| 337 | 0xff, 1, 0x01, /* page 1 */ |
| 338 | 0x12, 3, 0x02, 0x00, 0x01, |
| 339 | 0x3e, 2, 0x00, 0x00, |
| 340 | 0x76, 5, 0x01, 0x20, 0x40, 0x00, 0xf2, |
| 341 | 0x7c, 1, 0x00, |
| 342 | 0x7f, 10, 0x4b, 0x0f, 0x01, 0x2c, 0x02, 0x58, 0x03, 0x20, |
| 343 | 0x02, 0x00, |
| 344 | 0x96, 5, 0x01, 0x10, 0x04, 0x01, 0x04, |
| 345 | 0xc8, 14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, |
| 346 | 0x07, 0x00, 0x01, 0x07, 0x04, 0x01, |
| 347 | 0xd8, 1, 0x01, |
| 348 | 0xdb, 2, 0x00, 0x01, |
| 349 | 0xde, 7, 0x00, 0x01, 0x04, 0x04, 0x00, 0x00, 0x00, |
| 350 | 0xe6, 4, 0x00, 0x00, 0x00, 0x01, |
| 351 | 0xeb, 1, 0x00, |
| 352 | 0xff, 1, 0x02, /* page 2 */ |
| 353 | 0x22, 1, 0x00, |
| 354 | 0xff, 1, 0x03, /* page 3 */ |
| 355 | 0, LOAD_PAGE3, /* load the page 3 */ |
| 356 | 0x11, 1, 0x01, |
| 357 | 0xff, 1, 0x02, /* page 2 */ |
| 358 | 0x13, 1, 0x00, |
| 359 | 0x22, 4, 0x1f, 0xa4, 0xf0, 0x96, |
| 360 | 0x27, 2, 0x14, 0x0c, |
| 361 | 0x2a, 5, 0xc8, 0x00, 0x18, 0x12, 0x22, |
| 362 | 0x64, 8, 0x00, 0x00, 0xf0, 0x01, 0x14, 0x44, 0x44, 0x44, |
| 363 | 0x6e, 1, 0x08, |
| 364 | 0xff, 1, 0x01, /* page 1 */ |
| 365 | 0x78, 1, 0x00, |
| 366 | 0, END_OF_SEQUENCE /* end of sequence */ |
| 367 | }; |
| 368 | |
| 369 | #define SKIP 0xaa |
| 370 | /* page 3 - the value SKIP says skip the index - see reg_w_page() */ |
| 371 | static const __u8 page3_7302[] = { |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 372 | 0x90, 0x40, 0x03, 0x00, 0xc0, 0x01, 0x14, 0x16, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 373 | 0x14, 0x12, 0x00, 0x00, 0x00, 0x02, 0x33, 0x00, |
| 374 | 0x0f, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 375 | 0x00, 0x00, 0x00, 0x47, 0x01, 0xb3, 0x01, 0x00, |
| 376 | 0x00, 0x08, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x21, |
| 377 | 0x00, 0x00, 0x00, 0x54, 0xf4, 0x02, 0x52, 0x54, |
| 378 | 0xa4, 0xb8, 0xe0, 0x2a, 0xf6, 0x00, 0x00, 0x00, |
| 379 | 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 380 | 0x00, 0xfc, 0x00, 0xf2, 0x1f, 0x04, 0x00, 0x00, |
Jean-Francois Moine | cdf955c | 2010-01-11 15:06:12 -0300 | [diff] [blame] | 381 | SKIP, 0x00, 0x00, 0xc0, 0xc0, 0x10, 0x00, 0x00, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 382 | 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 383 | 0x00, 0x40, 0xff, 0x03, 0x19, 0x00, 0x00, 0x00, |
| 384 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 385 | 0x00, 0x00, 0x00, 0x00, 0x00, 0xc8, 0xc8, 0xc8, |
| 386 | 0xc8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, |
| 387 | 0x08, 0x10, 0x24, 0x40, 0x00, 0x00, 0x00, 0x00, |
| 388 | 0x01, 0x00, 0x02, 0x47, 0x00, 0x00, 0x00, 0x00, |
| 389 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 390 | 0x00, 0x02, 0xfa, 0x00, 0x64, 0x5a, 0x28, 0x00, |
| 391 | 0x00 |
| 392 | }; |
| 393 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 394 | static void reg_w_buf(struct gspca_dev *gspca_dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 395 | __u8 index, |
Jean-François Moine | 0aeb5ec | 2010-12-28 06:59:04 -0300 | [diff] [blame^] | 396 | const u8 *buffer, int len) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 397 | { |
Marton Nemeth | 4f7309e | 2009-11-05 05:35:08 -0300 | [diff] [blame] | 398 | int ret; |
| 399 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 400 | if (gspca_dev->usb_err < 0) |
| 401 | return; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 402 | memcpy(gspca_dev->usb_buf, buffer, len); |
Marton Nemeth | 4f7309e | 2009-11-05 05:35:08 -0300 | [diff] [blame] | 403 | ret = usb_control_msg(gspca_dev->dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 404 | usb_sndctrlpipe(gspca_dev->dev, 0), |
Jean-François Moine | a131713 | 2010-06-24 04:50:26 -0300 | [diff] [blame] | 405 | 0, /* request */ |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 406 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 407 | 0, /* value */ |
| 408 | index, gspca_dev->usb_buf, len, |
| 409 | 500); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 410 | if (ret < 0) { |
Jean-François Moine | 0b65632 | 2010-09-13 05:19:58 -0300 | [diff] [blame] | 411 | err("reg_w_buf failed index 0x%02x, error %d", |
| 412 | index, ret); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 413 | gspca_dev->usb_err = ret; |
| 414 | } |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 415 | } |
| 416 | |
| 417 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 418 | static void reg_w(struct gspca_dev *gspca_dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 419 | __u8 index, |
| 420 | __u8 value) |
| 421 | { |
Marton Nemeth | 4f7309e | 2009-11-05 05:35:08 -0300 | [diff] [blame] | 422 | int ret; |
| 423 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 424 | if (gspca_dev->usb_err < 0) |
| 425 | return; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 426 | gspca_dev->usb_buf[0] = value; |
Marton Nemeth | 4f7309e | 2009-11-05 05:35:08 -0300 | [diff] [blame] | 427 | ret = usb_control_msg(gspca_dev->dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 428 | usb_sndctrlpipe(gspca_dev->dev, 0), |
| 429 | 0, /* request */ |
| 430 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 431 | 0, index, gspca_dev->usb_buf, 1, |
| 432 | 500); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 433 | if (ret < 0) { |
Jean-François Moine | 0b65632 | 2010-09-13 05:19:58 -0300 | [diff] [blame] | 434 | err("reg_w() failed index 0x%02x, value 0x%02x, error %d", |
| 435 | index, value, ret); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 436 | gspca_dev->usb_err = ret; |
| 437 | } |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 438 | } |
| 439 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 440 | static void reg_w_seq(struct gspca_dev *gspca_dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 441 | const __u8 *seq, int len) |
| 442 | { |
| 443 | while (--len >= 0) { |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 444 | reg_w(gspca_dev, seq[0], seq[1]); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 445 | seq += 2; |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | /* load the beginning of a page */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 450 | static void reg_w_page(struct gspca_dev *gspca_dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 451 | const __u8 *page, int len) |
| 452 | { |
| 453 | int index; |
Márton Németh | b1784b3 | 2009-11-07 05:52:02 -0300 | [diff] [blame] | 454 | int ret = 0; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 455 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 456 | if (gspca_dev->usb_err < 0) |
| 457 | return; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 458 | for (index = 0; index < len; index++) { |
| 459 | if (page[index] == SKIP) /* skip this index */ |
| 460 | continue; |
| 461 | gspca_dev->usb_buf[0] = page[index]; |
Marton Nemeth | 4f7309e | 2009-11-05 05:35:08 -0300 | [diff] [blame] | 462 | ret = usb_control_msg(gspca_dev->dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 463 | usb_sndctrlpipe(gspca_dev->dev, 0), |
| 464 | 0, /* request */ |
| 465 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, |
| 466 | 0, index, gspca_dev->usb_buf, 1, |
| 467 | 500); |
Márton Németh | b1784b3 | 2009-11-07 05:52:02 -0300 | [diff] [blame] | 468 | if (ret < 0) { |
Jean-François Moine | 0b65632 | 2010-09-13 05:19:58 -0300 | [diff] [blame] | 469 | err("reg_w_page() failed index 0x%02x, " |
| 470 | "value 0x%02x, error %d", |
| 471 | index, page[index], ret); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 472 | gspca_dev->usb_err = ret; |
Márton Németh | b1784b3 | 2009-11-07 05:52:02 -0300 | [diff] [blame] | 473 | break; |
| 474 | } |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 475 | } |
| 476 | } |
| 477 | |
| 478 | /* output a variable sequence */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 479 | static void reg_w_var(struct gspca_dev *gspca_dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 480 | const __u8 *seq, |
Jean-Francois Moine | 23a5de2 | 2010-01-13 08:30:30 -0300 | [diff] [blame] | 481 | const __u8 *page3, unsigned int page3_len) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 482 | { |
| 483 | int index, len; |
| 484 | |
| 485 | for (;;) { |
| 486 | index = *seq++; |
| 487 | len = *seq++; |
| 488 | switch (len) { |
| 489 | case END_OF_SEQUENCE: |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 490 | return; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 491 | case LOAD_PAGE3: |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 492 | reg_w_page(gspca_dev, page3, page3_len); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 493 | break; |
| 494 | default: |
| 495 | if (len > USB_BUF_SZ) { |
| 496 | PDEBUG(D_ERR|D_STREAM, |
| 497 | "Incorrect variable sequence"); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 498 | return; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 499 | } |
| 500 | while (len > 0) { |
| 501 | if (len < 8) { |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 502 | reg_w_buf(gspca_dev, |
Márton Németh | b1784b3 | 2009-11-07 05:52:02 -0300 | [diff] [blame] | 503 | index, seq, len); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 504 | seq += len; |
| 505 | break; |
| 506 | } |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 507 | reg_w_buf(gspca_dev, index, seq, 8); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 508 | seq += 8; |
| 509 | index += 8; |
| 510 | len -= 8; |
| 511 | } |
| 512 | } |
| 513 | } |
| 514 | /* not reached */ |
| 515 | } |
| 516 | |
| 517 | /* this function is called at probe time for pac7302 */ |
| 518 | static int sd_config(struct gspca_dev *gspca_dev, |
| 519 | const struct usb_device_id *id) |
| 520 | { |
| 521 | struct sd *sd = (struct sd *) gspca_dev; |
| 522 | struct cam *cam; |
| 523 | |
| 524 | cam = &gspca_dev->cam; |
| 525 | |
| 526 | PDEBUG(D_CONF, "Find Sensor PAC7302"); |
| 527 | cam->cam_mode = vga_mode; /* only 640x480 */ |
| 528 | cam->nmodes = ARRAY_SIZE(vga_mode); |
| 529 | |
| 530 | sd->brightness = BRIGHTNESS_DEF; |
| 531 | sd->contrast = CONTRAST_DEF; |
| 532 | sd->colors = COLOR_DEF; |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 533 | sd->white_balance = WHITEBALANCE_DEF; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 534 | sd->red_balance = REDBALANCE_DEF; |
| 535 | sd->blue_balance = BLUEBALANCE_DEF; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 536 | sd->gain = GAIN_DEF; |
| 537 | sd->exposure = EXPOSURE_DEF; |
| 538 | sd->autogain = AUTOGAIN_DEF; |
| 539 | sd->hflip = HFLIP_DEF; |
| 540 | sd->vflip = VFLIP_DEF; |
Jean-Francois Moine | fe2b6032 | 2009-11-26 14:28:48 -0300 | [diff] [blame] | 541 | sd->flags = id->driver_info; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 542 | return 0; |
| 543 | } |
| 544 | |
| 545 | /* This function is used by pac7302 only */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 546 | static void setbrightcont(struct gspca_dev *gspca_dev) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 547 | { |
| 548 | struct sd *sd = (struct sd *) gspca_dev; |
| 549 | int i, v; |
| 550 | static const __u8 max[10] = |
| 551 | {0x29, 0x33, 0x42, 0x5a, 0x6e, 0x80, 0x9f, 0xbb, |
| 552 | 0xd4, 0xec}; |
| 553 | static const __u8 delta[10] = |
| 554 | {0x35, 0x33, 0x33, 0x2f, 0x2a, 0x25, 0x1e, 0x17, |
| 555 | 0x11, 0x0b}; |
| 556 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 557 | reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 558 | for (i = 0; i < 10; i++) { |
| 559 | v = max[i]; |
| 560 | v += (sd->brightness - BRIGHTNESS_MAX) |
| 561 | * 150 / BRIGHTNESS_MAX; /* 200 ? */ |
| 562 | v -= delta[i] * sd->contrast / CONTRAST_MAX; |
| 563 | if (v < 0) |
| 564 | v = 0; |
| 565 | else if (v > 0xff) |
| 566 | v = 0xff; |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 567 | reg_w(gspca_dev, 0xa2 + i, v); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 568 | } |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 569 | reg_w(gspca_dev, 0xdc, 0x01); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 570 | } |
| 571 | |
| 572 | /* This function is used by pac7302 only */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 573 | static void setcolors(struct gspca_dev *gspca_dev) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 574 | { |
| 575 | struct sd *sd = (struct sd *) gspca_dev; |
| 576 | int i, v; |
| 577 | static const int a[9] = |
| 578 | {217, -212, 0, -101, 170, -67, -38, -315, 355}; |
| 579 | static const int b[9] = |
| 580 | {19, 106, 0, 19, 106, 1, 19, 106, 1}; |
| 581 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 582 | reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ |
| 583 | reg_w(gspca_dev, 0x11, 0x01); |
| 584 | reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 585 | for (i = 0; i < 9; i++) { |
| 586 | v = a[i] * sd->colors / COLOR_MAX + b[i]; |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 587 | reg_w(gspca_dev, 0x0f + 2 * i, (v >> 8) & 0x07); |
| 588 | reg_w(gspca_dev, 0x0f + 2 * i + 1, v); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 589 | } |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 590 | reg_w(gspca_dev, 0xdc, 0x01); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 591 | PDEBUG(D_CONF|D_STREAM, "color: %i", sd->colors); |
| 592 | } |
| 593 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 594 | static void setwhitebalance(struct gspca_dev *gspca_dev) |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 595 | { |
| 596 | struct sd *sd = (struct sd *) gspca_dev; |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 597 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 598 | reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ |
| 599 | reg_w(gspca_dev, 0xc6, sd->white_balance); |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 600 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 601 | reg_w(gspca_dev, 0xdc, 0x01); |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 602 | PDEBUG(D_CONF|D_STREAM, "white_balance: %i", sd->white_balance); |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 603 | } |
| 604 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 605 | static void setredbalance(struct gspca_dev *gspca_dev) |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 606 | { |
| 607 | struct sd *sd = (struct sd *) gspca_dev; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 608 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 609 | reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ |
| 610 | reg_w(gspca_dev, 0xc5, sd->red_balance); |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 611 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 612 | reg_w(gspca_dev, 0xdc, 0x01); |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 613 | PDEBUG(D_CONF|D_STREAM, "red_balance: %i", sd->red_balance); |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 614 | } |
| 615 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 616 | static void setbluebalance(struct gspca_dev *gspca_dev) |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 617 | { |
| 618 | struct sd *sd = (struct sd *) gspca_dev; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 619 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 620 | reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ |
| 621 | reg_w(gspca_dev, 0xc7, sd->blue_balance); |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 622 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 623 | reg_w(gspca_dev, 0xdc, 0x01); |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 624 | PDEBUG(D_CONF|D_STREAM, "blue_balance: %i", sd->blue_balance); |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 625 | } |
| 626 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 627 | static void setgain(struct gspca_dev *gspca_dev) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 628 | { |
| 629 | struct sd *sd = (struct sd *) gspca_dev; |
| 630 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 631 | reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ |
| 632 | reg_w(gspca_dev, 0x10, sd->gain >> 3); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 633 | |
| 634 | /* load registers to sensor (Bit 0, auto clear) */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 635 | reg_w(gspca_dev, 0x11, 0x01); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 636 | } |
| 637 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 638 | static void setexposure(struct gspca_dev *gspca_dev) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 639 | { |
| 640 | struct sd *sd = (struct sd *) gspca_dev; |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 641 | __u8 clockdiv; |
| 642 | __u16 exposure; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 643 | |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 644 | /* register 2 of frame 3 contains the clock divider configuring the |
| 645 | no fps according to the formula: 90 / reg. sd->exposure is the |
| 646 | desired exposure time in 0.5 ms. */ |
| 647 | clockdiv = (90 * sd->exposure + 1999) / 2000; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 648 | |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 649 | /* Note clockdiv = 3 also works, but when running at 30 fps, depending |
| 650 | on the scene being recorded, the camera switches to another |
| 651 | quantization table for certain JPEG blocks, and we don't know how |
| 652 | to decompress these blocks. So we cap the framerate at 15 fps */ |
| 653 | if (clockdiv < 6) |
| 654 | clockdiv = 6; |
| 655 | else if (clockdiv > 63) |
| 656 | clockdiv = 63; |
| 657 | |
| 658 | /* reg2 MUST be a multiple of 3, except when between 6 and 12? |
| 659 | Always round up, otherwise we cannot get the desired frametime |
| 660 | using the partial frame time exposure control */ |
| 661 | if (clockdiv < 6 || clockdiv > 12) |
| 662 | clockdiv = ((clockdiv + 2) / 3) * 3; |
| 663 | |
| 664 | /* frame exposure time in ms = 1000 * clockdiv / 90 -> |
| 665 | exposure = (sd->exposure / 2) * 448 / (1000 * clockdiv / 90) */ |
| 666 | exposure = (sd->exposure * 45 * 448) / (1000 * clockdiv); |
| 667 | /* 0 = use full frametime, 448 = no exposure, reverse it */ |
| 668 | exposure = 448 - exposure; |
| 669 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 670 | reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 671 | reg_w(gspca_dev, 0x02, clockdiv); |
| 672 | reg_w(gspca_dev, 0x0e, exposure & 0xff); |
| 673 | reg_w(gspca_dev, 0x0f, exposure >> 8); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 674 | |
| 675 | /* load registers to sensor (Bit 0, auto clear) */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 676 | reg_w(gspca_dev, 0x11, 0x01); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 677 | } |
| 678 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 679 | static void sethvflip(struct gspca_dev *gspca_dev) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 680 | { |
| 681 | struct sd *sd = (struct sd *) gspca_dev; |
Jean-Francois Moine | fe2b6032 | 2009-11-26 14:28:48 -0300 | [diff] [blame] | 682 | u8 data, hflip, vflip; |
| 683 | |
| 684 | hflip = sd->hflip; |
| 685 | if (sd->flags & FL_HFLIP) |
| 686 | hflip = !hflip; |
| 687 | vflip = sd->vflip; |
| 688 | if (sd->flags & FL_VFLIP) |
| 689 | vflip = !vflip; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 690 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 691 | reg_w(gspca_dev, 0xff, 0x03); /* page 3 */ |
Jean-Francois Moine | fe2b6032 | 2009-11-26 14:28:48 -0300 | [diff] [blame] | 692 | data = (hflip ? 0x08 : 0x00) | (vflip ? 0x04 : 0x00); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 693 | reg_w(gspca_dev, 0x21, data); |
| 694 | |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 695 | /* load registers to sensor (Bit 0, auto clear) */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 696 | reg_w(gspca_dev, 0x11, 0x01); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 697 | } |
| 698 | |
| 699 | /* this function is called at probe and resume time for pac7302 */ |
| 700 | static int sd_init(struct gspca_dev *gspca_dev) |
| 701 | { |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 702 | reg_w_seq(gspca_dev, init_7302, sizeof(init_7302)/2); |
| 703 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 704 | } |
| 705 | |
| 706 | static int sd_start(struct gspca_dev *gspca_dev) |
| 707 | { |
| 708 | struct sd *sd = (struct sd *) gspca_dev; |
| 709 | |
| 710 | sd->sof_read = 0; |
| 711 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 712 | reg_w_var(gspca_dev, start_7302, |
Jean-Francois Moine | 23a5de2 | 2010-01-13 08:30:30 -0300 | [diff] [blame] | 713 | page3_7302, sizeof(page3_7302)); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 714 | setbrightcont(gspca_dev); |
| 715 | setcolors(gspca_dev); |
| 716 | setwhitebalance(gspca_dev); |
| 717 | setredbalance(gspca_dev); |
| 718 | setbluebalance(gspca_dev); |
| 719 | setgain(gspca_dev); |
| 720 | setexposure(gspca_dev); |
| 721 | sethvflip(gspca_dev); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 722 | |
| 723 | /* only resolution 640x480 is supported for pac7302 */ |
| 724 | |
| 725 | sd->sof_read = 0; |
| 726 | sd->autogain_ignore_frames = 0; |
| 727 | atomic_set(&sd->avg_lum, -1); |
| 728 | |
| 729 | /* start stream */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 730 | reg_w(gspca_dev, 0xff, 0x01); |
| 731 | reg_w(gspca_dev, 0x78, 0x01); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 732 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 733 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 734 | } |
| 735 | |
| 736 | static void sd_stopN(struct gspca_dev *gspca_dev) |
| 737 | { |
Márton Németh | b1784b3 | 2009-11-07 05:52:02 -0300 | [diff] [blame] | 738 | |
Márton Németh | 67c98f7 | 2009-11-07 05:45:33 -0300 | [diff] [blame] | 739 | /* stop stream */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 740 | reg_w(gspca_dev, 0xff, 0x01); |
| 741 | reg_w(gspca_dev, 0x78, 0x00); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 742 | } |
| 743 | |
| 744 | /* called on streamoff with alt 0 and on disconnect for pac7302 */ |
| 745 | static void sd_stop0(struct gspca_dev *gspca_dev) |
| 746 | { |
| 747 | if (!gspca_dev->present) |
| 748 | return; |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 749 | reg_w(gspca_dev, 0xff, 0x01); |
| 750 | reg_w(gspca_dev, 0x78, 0x40); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 751 | } |
| 752 | |
| 753 | /* Include pac common sof detection functions */ |
| 754 | #include "pac_common.h" |
| 755 | |
| 756 | static void do_autogain(struct gspca_dev *gspca_dev) |
| 757 | { |
| 758 | struct sd *sd = (struct sd *) gspca_dev; |
| 759 | int avg_lum = atomic_read(&sd->avg_lum); |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 760 | int desired_lum; |
| 761 | const int deadzone = 30; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 762 | |
| 763 | if (avg_lum == -1) |
| 764 | return; |
| 765 | |
Hans de Goede | 5fb2dde | 2010-02-17 11:59:19 -0300 | [diff] [blame] | 766 | desired_lum = 270 + sd->brightness; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 767 | |
| 768 | if (sd->autogain_ignore_frames > 0) |
| 769 | sd->autogain_ignore_frames--; |
| 770 | else if (gspca_auto_gain_n_exposure(gspca_dev, avg_lum, desired_lum, |
| 771 | deadzone, GAIN_KNEE, EXPOSURE_KNEE)) |
| 772 | sd->autogain_ignore_frames = PAC_AUTOGAIN_IGNORE_FRAMES; |
| 773 | } |
| 774 | |
| 775 | /* JPEG header, part 1 */ |
| 776 | static const unsigned char pac_jpeg_header1[] = { |
| 777 | 0xff, 0xd8, /* SOI: Start of Image */ |
| 778 | |
| 779 | 0xff, 0xc0, /* SOF0: Start of Frame (Baseline DCT) */ |
| 780 | 0x00, 0x11, /* length = 17 bytes (including this length field) */ |
| 781 | 0x08 /* Precision: 8 */ |
| 782 | /* 2 bytes is placed here: number of image lines */ |
| 783 | /* 2 bytes is placed here: samples per line */ |
| 784 | }; |
| 785 | |
| 786 | /* JPEG header, continued */ |
| 787 | static const unsigned char pac_jpeg_header2[] = { |
| 788 | 0x03, /* Number of image components: 3 */ |
| 789 | 0x01, 0x21, 0x00, /* ID=1, Subsampling 1x1, Quantization table: 0 */ |
| 790 | 0x02, 0x11, 0x01, /* ID=2, Subsampling 2x1, Quantization table: 1 */ |
| 791 | 0x03, 0x11, 0x01, /* ID=3, Subsampling 2x1, Quantization table: 1 */ |
| 792 | |
| 793 | 0xff, 0xda, /* SOS: Start Of Scan */ |
| 794 | 0x00, 0x0c, /* length = 12 bytes (including this length field) */ |
| 795 | 0x03, /* number of components: 3 */ |
| 796 | 0x01, 0x00, /* selector 1, table 0x00 */ |
| 797 | 0x02, 0x11, /* selector 2, table 0x11 */ |
| 798 | 0x03, 0x11, /* selector 3, table 0x11 */ |
| 799 | 0x00, 0x3f, /* Spectral selection: 0 .. 63 */ |
| 800 | 0x00 /* Successive approximation: 0 */ |
| 801 | }; |
| 802 | |
| 803 | static void pac_start_frame(struct gspca_dev *gspca_dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 804 | __u16 lines, __u16 samples_per_line) |
| 805 | { |
| 806 | unsigned char tmpbuf[4]; |
| 807 | |
Jean-Francois Moine | 76dd272 | 2009-11-13 09:21:03 -0300 | [diff] [blame] | 808 | gspca_frame_add(gspca_dev, FIRST_PACKET, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 809 | pac_jpeg_header1, sizeof(pac_jpeg_header1)); |
| 810 | |
| 811 | tmpbuf[0] = lines >> 8; |
| 812 | tmpbuf[1] = lines & 0xff; |
| 813 | tmpbuf[2] = samples_per_line >> 8; |
| 814 | tmpbuf[3] = samples_per_line & 0xff; |
| 815 | |
Jean-Francois Moine | 76dd272 | 2009-11-13 09:21:03 -0300 | [diff] [blame] | 816 | gspca_frame_add(gspca_dev, INTER_PACKET, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 817 | tmpbuf, sizeof(tmpbuf)); |
Jean-Francois Moine | 76dd272 | 2009-11-13 09:21:03 -0300 | [diff] [blame] | 818 | gspca_frame_add(gspca_dev, INTER_PACKET, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 819 | pac_jpeg_header2, sizeof(pac_jpeg_header2)); |
| 820 | } |
| 821 | |
| 822 | /* this function is run at interrupt level */ |
| 823 | static void sd_pkt_scan(struct gspca_dev *gspca_dev, |
Jean-Francois Moine | 76dd272 | 2009-11-13 09:21:03 -0300 | [diff] [blame] | 824 | u8 *data, /* isoc packet */ |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 825 | int len) /* iso packet length */ |
| 826 | { |
| 827 | struct sd *sd = (struct sd *) gspca_dev; |
Jean-François Moine | b192ca9 | 2010-06-27 03:08:19 -0300 | [diff] [blame] | 828 | u8 *image; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 829 | unsigned char *sof; |
| 830 | |
| 831 | sof = pac_find_sof(&sd->sof_read, data, len); |
| 832 | if (sof) { |
| 833 | int n, lum_offset, footer_length; |
| 834 | |
| 835 | /* 6 bytes after the FF D9 EOF marker a number of lumination |
| 836 | bytes are send corresponding to different parts of the |
| 837 | image, the 14th and 15th byte after the EOF seem to |
| 838 | correspond to the center of the image */ |
| 839 | lum_offset = 61 + sizeof pac_sof_marker; |
| 840 | footer_length = 74; |
| 841 | |
| 842 | /* Finish decoding current frame */ |
| 843 | n = (sof - data) - (footer_length + sizeof pac_sof_marker); |
| 844 | if (n < 0) { |
Jean-François Moine | b192ca9 | 2010-06-27 03:08:19 -0300 | [diff] [blame] | 845 | gspca_dev->image_len += n; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 846 | n = 0; |
Jean-François Moine | b192ca9 | 2010-06-27 03:08:19 -0300 | [diff] [blame] | 847 | } else { |
| 848 | gspca_frame_add(gspca_dev, INTER_PACKET, data, n); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 849 | } |
Jean-François Moine | f7059ea | 2010-07-06 04:32:27 -0300 | [diff] [blame] | 850 | |
| 851 | image = gspca_dev->image; |
| 852 | if (image != NULL |
Jean-François Moine | b192ca9 | 2010-06-27 03:08:19 -0300 | [diff] [blame] | 853 | && image[gspca_dev->image_len - 2] == 0xff |
| 854 | && image[gspca_dev->image_len - 1] == 0xd9) |
| 855 | gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 856 | |
| 857 | n = sof - data; |
| 858 | len -= n; |
| 859 | data = sof; |
| 860 | |
| 861 | /* Get average lumination */ |
| 862 | if (gspca_dev->last_packet_type == LAST_PACKET && |
| 863 | n >= lum_offset) |
| 864 | atomic_set(&sd->avg_lum, data[-lum_offset] + |
| 865 | data[-lum_offset + 1]); |
| 866 | else |
| 867 | atomic_set(&sd->avg_lum, -1); |
| 868 | |
| 869 | /* Start the new frame with the jpeg header */ |
| 870 | /* The PAC7302 has the image rotated 90 degrees */ |
Jean-François Moine | b192ca9 | 2010-06-27 03:08:19 -0300 | [diff] [blame] | 871 | pac_start_frame(gspca_dev, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 872 | gspca_dev->width, gspca_dev->height); |
| 873 | } |
Jean-Francois Moine | 76dd272 | 2009-11-13 09:21:03 -0300 | [diff] [blame] | 874 | gspca_frame_add(gspca_dev, INTER_PACKET, data, len); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 875 | } |
| 876 | |
| 877 | static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val) |
| 878 | { |
| 879 | struct sd *sd = (struct sd *) gspca_dev; |
| 880 | |
| 881 | sd->brightness = val; |
| 882 | if (gspca_dev->streaming) |
| 883 | setbrightcont(gspca_dev); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 884 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 885 | } |
| 886 | |
| 887 | static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val) |
| 888 | { |
| 889 | struct sd *sd = (struct sd *) gspca_dev; |
| 890 | |
| 891 | *val = sd->brightness; |
| 892 | return 0; |
| 893 | } |
| 894 | |
| 895 | static int sd_setcontrast(struct gspca_dev *gspca_dev, __s32 val) |
| 896 | { |
| 897 | struct sd *sd = (struct sd *) gspca_dev; |
| 898 | |
| 899 | sd->contrast = val; |
Jean-François Moine | 780e312 | 2010-10-19 04:29:10 -0300 | [diff] [blame] | 900 | if (gspca_dev->streaming) |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 901 | setbrightcont(gspca_dev); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 902 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 903 | } |
| 904 | |
| 905 | static int sd_getcontrast(struct gspca_dev *gspca_dev, __s32 *val) |
| 906 | { |
| 907 | struct sd *sd = (struct sd *) gspca_dev; |
| 908 | |
| 909 | *val = sd->contrast; |
| 910 | return 0; |
| 911 | } |
| 912 | |
| 913 | static int sd_setcolors(struct gspca_dev *gspca_dev, __s32 val) |
| 914 | { |
| 915 | struct sd *sd = (struct sd *) gspca_dev; |
| 916 | |
| 917 | sd->colors = val; |
| 918 | if (gspca_dev->streaming) |
| 919 | setcolors(gspca_dev); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 920 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 921 | } |
| 922 | |
| 923 | static int sd_getcolors(struct gspca_dev *gspca_dev, __s32 *val) |
| 924 | { |
| 925 | struct sd *sd = (struct sd *) gspca_dev; |
| 926 | |
| 927 | *val = sd->colors; |
| 928 | return 0; |
| 929 | } |
| 930 | |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 931 | static int sd_setwhitebalance(struct gspca_dev *gspca_dev, __s32 val) |
| 932 | { |
| 933 | struct sd *sd = (struct sd *) gspca_dev; |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 934 | |
| 935 | sd->white_balance = val; |
| 936 | if (gspca_dev->streaming) |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 937 | setwhitebalance(gspca_dev); |
| 938 | return gspca_dev->usb_err; |
Marton Nemeth | 23fbee6 | 2009-11-08 04:35:12 -0300 | [diff] [blame] | 939 | } |
| 940 | |
| 941 | static int sd_getwhitebalance(struct gspca_dev *gspca_dev, __s32 *val) |
| 942 | { |
| 943 | struct sd *sd = (struct sd *) gspca_dev; |
| 944 | |
| 945 | *val = sd->white_balance; |
| 946 | return 0; |
| 947 | } |
| 948 | |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 949 | static int sd_setredbalance(struct gspca_dev *gspca_dev, __s32 val) |
| 950 | { |
| 951 | struct sd *sd = (struct sd *) gspca_dev; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 952 | |
| 953 | sd->red_balance = val; |
| 954 | if (gspca_dev->streaming) |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 955 | setredbalance(gspca_dev); |
| 956 | return gspca_dev->usb_err; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 957 | } |
| 958 | |
| 959 | static int sd_getredbalance(struct gspca_dev *gspca_dev, __s32 *val) |
| 960 | { |
| 961 | struct sd *sd = (struct sd *) gspca_dev; |
| 962 | |
| 963 | *val = sd->red_balance; |
| 964 | return 0; |
| 965 | } |
| 966 | |
| 967 | static int sd_setbluebalance(struct gspca_dev *gspca_dev, __s32 val) |
| 968 | { |
| 969 | struct sd *sd = (struct sd *) gspca_dev; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 970 | |
| 971 | sd->blue_balance = val; |
| 972 | if (gspca_dev->streaming) |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 973 | setbluebalance(gspca_dev); |
| 974 | return gspca_dev->usb_err; |
Márton Németh | 265a809 | 2009-11-07 15:15:56 -0300 | [diff] [blame] | 975 | } |
| 976 | |
| 977 | static int sd_getbluebalance(struct gspca_dev *gspca_dev, __s32 *val) |
| 978 | { |
| 979 | struct sd *sd = (struct sd *) gspca_dev; |
| 980 | |
| 981 | *val = sd->blue_balance; |
| 982 | return 0; |
| 983 | } |
| 984 | |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 985 | static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val) |
| 986 | { |
| 987 | struct sd *sd = (struct sd *) gspca_dev; |
| 988 | |
| 989 | sd->gain = val; |
| 990 | if (gspca_dev->streaming) |
| 991 | setgain(gspca_dev); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 992 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 993 | } |
| 994 | |
| 995 | static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val) |
| 996 | { |
| 997 | struct sd *sd = (struct sd *) gspca_dev; |
| 998 | |
| 999 | *val = sd->gain; |
| 1000 | return 0; |
| 1001 | } |
| 1002 | |
| 1003 | static int sd_setexposure(struct gspca_dev *gspca_dev, __s32 val) |
| 1004 | { |
| 1005 | struct sd *sd = (struct sd *) gspca_dev; |
| 1006 | |
| 1007 | sd->exposure = val; |
| 1008 | if (gspca_dev->streaming) |
| 1009 | setexposure(gspca_dev); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 1010 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1011 | } |
| 1012 | |
| 1013 | static int sd_getexposure(struct gspca_dev *gspca_dev, __s32 *val) |
| 1014 | { |
| 1015 | struct sd *sd = (struct sd *) gspca_dev; |
| 1016 | |
| 1017 | *val = sd->exposure; |
| 1018 | return 0; |
| 1019 | } |
| 1020 | |
| 1021 | static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val) |
| 1022 | { |
| 1023 | struct sd *sd = (struct sd *) gspca_dev; |
| 1024 | |
| 1025 | sd->autogain = val; |
| 1026 | /* when switching to autogain set defaults to make sure |
| 1027 | we are on a valid point of the autogain gain / |
| 1028 | exposure knee graph, and give this change time to |
| 1029 | take effect before doing autogain. */ |
| 1030 | if (sd->autogain) { |
| 1031 | sd->exposure = EXPOSURE_DEF; |
| 1032 | sd->gain = GAIN_DEF; |
| 1033 | if (gspca_dev->streaming) { |
| 1034 | sd->autogain_ignore_frames = |
| 1035 | PAC_AUTOGAIN_IGNORE_FRAMES; |
| 1036 | setexposure(gspca_dev); |
| 1037 | setgain(gspca_dev); |
| 1038 | } |
| 1039 | } |
| 1040 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 1041 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1042 | } |
| 1043 | |
| 1044 | static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val) |
| 1045 | { |
| 1046 | struct sd *sd = (struct sd *) gspca_dev; |
| 1047 | |
| 1048 | *val = sd->autogain; |
| 1049 | return 0; |
| 1050 | } |
| 1051 | |
| 1052 | static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val) |
| 1053 | { |
| 1054 | struct sd *sd = (struct sd *) gspca_dev; |
| 1055 | |
| 1056 | sd->hflip = val; |
| 1057 | if (gspca_dev->streaming) |
| 1058 | sethvflip(gspca_dev); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 1059 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1060 | } |
| 1061 | |
| 1062 | static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val) |
| 1063 | { |
| 1064 | struct sd *sd = (struct sd *) gspca_dev; |
| 1065 | |
| 1066 | *val = sd->hflip; |
| 1067 | return 0; |
| 1068 | } |
| 1069 | |
| 1070 | static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val) |
| 1071 | { |
| 1072 | struct sd *sd = (struct sd *) gspca_dev; |
| 1073 | |
| 1074 | sd->vflip = val; |
| 1075 | if (gspca_dev->streaming) |
| 1076 | sethvflip(gspca_dev); |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 1077 | return gspca_dev->usb_err; |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1078 | } |
| 1079 | |
| 1080 | static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) |
| 1081 | { |
| 1082 | struct sd *sd = (struct sd *) gspca_dev; |
| 1083 | |
| 1084 | *val = sd->vflip; |
| 1085 | return 0; |
| 1086 | } |
| 1087 | |
Márton Németh | 6763cc0 | 2009-11-09 07:10:46 -0300 | [diff] [blame] | 1088 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
| 1089 | static int sd_dbg_s_register(struct gspca_dev *gspca_dev, |
| 1090 | struct v4l2_dbg_register *reg) |
| 1091 | { |
Márton Németh | 6763cc0 | 2009-11-09 07:10:46 -0300 | [diff] [blame] | 1092 | __u8 index; |
| 1093 | __u8 value; |
| 1094 | |
| 1095 | /* reg->reg: bit0..15: reserved for register index (wIndex is 16bit |
| 1096 | long on the USB bus) |
| 1097 | */ |
| 1098 | if (reg->match.type == V4L2_CHIP_MATCH_HOST && |
| 1099 | reg->match.addr == 0 && |
| 1100 | (reg->reg < 0x000000ff) && |
| 1101 | (reg->val <= 0x000000ff) |
| 1102 | ) { |
| 1103 | /* Currently writing to page 0 is only supported. */ |
| 1104 | /* reg_w() only supports 8bit index */ |
| 1105 | index = reg->reg & 0x000000ff; |
| 1106 | value = reg->val & 0x000000ff; |
| 1107 | |
| 1108 | /* Note that there shall be no access to other page |
| 1109 | by any other function between the page swith and |
| 1110 | the actual register write */ |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 1111 | reg_w(gspca_dev, 0xff, 0x00); /* page 0 */ |
| 1112 | reg_w(gspca_dev, index, value); |
Márton Németh | 6763cc0 | 2009-11-09 07:10:46 -0300 | [diff] [blame] | 1113 | |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 1114 | reg_w(gspca_dev, 0xdc, 0x01); |
Márton Németh | 6763cc0 | 2009-11-09 07:10:46 -0300 | [diff] [blame] | 1115 | } |
Jean-Francois Moine | be927be | 2010-01-13 15:09:14 -0300 | [diff] [blame] | 1116 | return gspca_dev->usb_err; |
Márton Németh | 6763cc0 | 2009-11-09 07:10:46 -0300 | [diff] [blame] | 1117 | } |
| 1118 | |
| 1119 | static int sd_chip_ident(struct gspca_dev *gspca_dev, |
| 1120 | struct v4l2_dbg_chip_ident *chip) |
| 1121 | { |
| 1122 | int ret = -EINVAL; |
| 1123 | |
| 1124 | if (chip->match.type == V4L2_CHIP_MATCH_HOST && |
| 1125 | chip->match.addr == 0) { |
| 1126 | chip->revision = 0; |
| 1127 | chip->ident = V4L2_IDENT_UNKNOWN; |
| 1128 | ret = 0; |
| 1129 | } |
| 1130 | return ret; |
| 1131 | } |
| 1132 | #endif |
| 1133 | |
Jean-François Moine | 2856643 | 2010-10-01 07:33:26 -0300 | [diff] [blame] | 1134 | #if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) |
Márton Németh | aed6f1b | 2010-01-28 16:33:38 -0300 | [diff] [blame] | 1135 | static int sd_int_pkt_scan(struct gspca_dev *gspca_dev, |
| 1136 | u8 *data, /* interrupt packet data */ |
| 1137 | int len) /* interrput packet length */ |
| 1138 | { |
| 1139 | int ret = -EINVAL; |
| 1140 | u8 data0, data1; |
| 1141 | |
| 1142 | if (len == 2) { |
| 1143 | data0 = data[0]; |
| 1144 | data1 = data[1]; |
| 1145 | if ((data0 == 0x00 && data1 == 0x11) || |
| 1146 | (data0 == 0x22 && data1 == 0x33) || |
| 1147 | (data0 == 0x44 && data1 == 0x55) || |
| 1148 | (data0 == 0x66 && data1 == 0x77) || |
| 1149 | (data0 == 0x88 && data1 == 0x99) || |
| 1150 | (data0 == 0xaa && data1 == 0xbb) || |
| 1151 | (data0 == 0xcc && data1 == 0xdd) || |
| 1152 | (data0 == 0xee && data1 == 0xff)) { |
| 1153 | input_report_key(gspca_dev->input_dev, KEY_CAMERA, 1); |
| 1154 | input_sync(gspca_dev->input_dev); |
| 1155 | input_report_key(gspca_dev->input_dev, KEY_CAMERA, 0); |
| 1156 | input_sync(gspca_dev->input_dev); |
| 1157 | ret = 0; |
| 1158 | } |
| 1159 | } |
| 1160 | |
| 1161 | return ret; |
| 1162 | } |
| 1163 | #endif |
| 1164 | |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1165 | /* sub-driver description for pac7302 */ |
Márton Németh | aabcdfb | 2010-01-05 12:39:02 -0300 | [diff] [blame] | 1166 | static const struct sd_desc sd_desc = { |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1167 | .name = MODULE_NAME, |
| 1168 | .ctrls = sd_ctrls, |
| 1169 | .nctrls = ARRAY_SIZE(sd_ctrls), |
| 1170 | .config = sd_config, |
| 1171 | .init = sd_init, |
| 1172 | .start = sd_start, |
| 1173 | .stopN = sd_stopN, |
| 1174 | .stop0 = sd_stop0, |
| 1175 | .pkt_scan = sd_pkt_scan, |
| 1176 | .dq_callback = do_autogain, |
Márton Németh | 6763cc0 | 2009-11-09 07:10:46 -0300 | [diff] [blame] | 1177 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
| 1178 | .set_register = sd_dbg_s_register, |
| 1179 | .get_chip_ident = sd_chip_ident, |
| 1180 | #endif |
Jean-François Moine | 2856643 | 2010-10-01 07:33:26 -0300 | [diff] [blame] | 1181 | #if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE) |
Márton Németh | aed6f1b | 2010-01-28 16:33:38 -0300 | [diff] [blame] | 1182 | .int_pkt_scan = sd_int_pkt_scan, |
| 1183 | #endif |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1184 | }; |
| 1185 | |
| 1186 | /* -- module initialisation -- */ |
Márton Németh | 37b372e | 2009-12-10 11:31:09 -0300 | [diff] [blame] | 1187 | static const struct usb_device_id device_table[] __devinitconst = { |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1188 | {USB_DEVICE(0x06f8, 0x3009)}, |
| 1189 | {USB_DEVICE(0x093a, 0x2620)}, |
| 1190 | {USB_DEVICE(0x093a, 0x2621)}, |
Jean-Francois Moine | fe2b6032 | 2009-11-26 14:28:48 -0300 | [diff] [blame] | 1191 | {USB_DEVICE(0x093a, 0x2622), .driver_info = FL_VFLIP}, |
| 1192 | {USB_DEVICE(0x093a, 0x2624), .driver_info = FL_VFLIP}, |
Márton Németh | 4e6aeef | 2010-06-14 17:21:37 -0300 | [diff] [blame] | 1193 | {USB_DEVICE(0x093a, 0x2625)}, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1194 | {USB_DEVICE(0x093a, 0x2626)}, |
| 1195 | {USB_DEVICE(0x093a, 0x2628)}, |
Jean-Francois Moine | c4322bf | 2009-12-02 07:04:35 -0300 | [diff] [blame] | 1196 | {USB_DEVICE(0x093a, 0x2629), .driver_info = FL_VFLIP}, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1197 | {USB_DEVICE(0x093a, 0x262a)}, |
| 1198 | {USB_DEVICE(0x093a, 0x262c)}, |
| 1199 | {} |
| 1200 | }; |
| 1201 | MODULE_DEVICE_TABLE(usb, device_table); |
| 1202 | |
| 1203 | /* -- device connect -- */ |
Márton Németh | 37b372e | 2009-12-10 11:31:09 -0300 | [diff] [blame] | 1204 | static int __devinit sd_probe(struct usb_interface *intf, |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1205 | const struct usb_device_id *id) |
| 1206 | { |
| 1207 | return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd), |
| 1208 | THIS_MODULE); |
| 1209 | } |
| 1210 | |
| 1211 | static struct usb_driver sd_driver = { |
| 1212 | .name = MODULE_NAME, |
| 1213 | .id_table = device_table, |
| 1214 | .probe = sd_probe, |
| 1215 | .disconnect = gspca_disconnect, |
| 1216 | #ifdef CONFIG_PM |
| 1217 | .suspend = gspca_suspend, |
| 1218 | .resume = gspca_resume, |
| 1219 | #endif |
| 1220 | }; |
| 1221 | |
| 1222 | /* -- module insert / remove -- */ |
| 1223 | static int __init sd_mod_init(void) |
| 1224 | { |
Jean-François Moine | 5482643 | 2010-09-13 04:53:03 -0300 | [diff] [blame] | 1225 | return usb_register(&sd_driver); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1226 | } |
| 1227 | static void __exit sd_mod_exit(void) |
| 1228 | { |
| 1229 | usb_deregister(&sd_driver); |
Marton Nemeth | 1408b84 | 2009-11-02 08:13:21 -0300 | [diff] [blame] | 1230 | } |
| 1231 | |
| 1232 | module_init(sd_mod_init); |
| 1233 | module_exit(sd_mod_exit); |