drivers/media/usb/gspca/gl860/gl860-ov2640.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /* Subdriver for the GL860 chip with the OV2640 sensor
   3  * Author Olivier LORIN, from Malmostoso's logs
   4  */
   5
   6 /* Sensor : OV2640 */
   7
   8 #include "gl860.h"
   9
  10 static u8 dat_init1[] = "\x00\x41\x07\x6a\x06\x61\x0d\x6a" "\x10\x10\xc1\x01";
  11
  12 static u8 c61[] = {0x61}; /* expected */
  13 static u8 c51[] = {0x51}; /* expected */
  14 static u8 c50[] = {0x50}; /* expected */
  15 static u8 c28[] = {0x28}; /* expected */
  16 static u8 ca8[] = {0xa8}; /* expected */
  17
  18 static u8 dat_post[] =
  19         "\x00\x41\x07\x6a\x06\xef\x0d\x6a" "\x10\x10\xc1\x01";
  20
  21 static u8 dat_640[]  = "\xd0\x01\xd1\x08\xd2\xe0\xd3\x02\xd4\x10\xd5\x81";
  22 static u8 dat_800[]  = "\xd0\x01\xd1\x10\xd2\x58\xd3\x02\xd4\x18\xd5\x21";
  23 static u8 dat_1280[] = "\xd0\x01\xd1\x18\xd2\xc0\xd3\x02\xd4\x28\xd5\x01";
  24 static u8 dat_1600[] = "\xd0\x01\xd1\x20\xd2\xb0\xd3\x02\xd4\x30\xd5\x41";
  25
  26 static struct validx tbl_init_at_startup[] = {
  27         {0x0000, 0x0000}, {0x0010, 0x0010}, {0x0008, 0x00c0}, {0x0001, 0x00c1},
  28         {0x0001, 0x00c2}, {0x0020, 0x0006}, {0x006a, 0x000d},
  29         {0x0050, 0x0000}, {0x0041, 0x0000}, {0x006a, 0x0007}, {0x0061, 0x0006},
  30         {0x006a, 0x000d}, {0x0000, 0x00c0}, {0x0010, 0x0010}, {0x0001, 0x00c1},
  31         {0x0041, 0x00c2}, {0x0004, 0x00d8}, {0x0012, 0x0004}, {0x0000, 0x0058},
  32         {0x0041, 0x0000}, {0x0061, 0x0000},
  33 };
  34
  35 static struct validx tbl_common[] = {
  36         {0x6000, 0x00ff}, {0x60ff, 0x002c}, {0x60df, 0x002e}, {0x6001, 0x00ff},
  37         {0x6080, 0x0012}, {0x6000, 0x0000}, {0x6000, 0x0045}, {0x6000, 0x0010},
  38         {0x6035, 0x003c}, {0x6000, 0x0011}, {0x6028, 0x0004}, {0x60e5, 0x0013},
  39         {0x6088, 0x0014}, {0x600c, 0x002c}, {0x6078, 0x0033}, {0x60f7, 0x003b},
  40         {0x6000, 0x003e}, {0x6011, 0x0043}, {0x6010, 0x0016}, {0x6082, 0x0039},
  41         {0x6088, 0x0035}, {0x600a, 0x0022}, {0x6040, 0x0037}, {0x6000, 0x0023},
  42         {0x60a0, 0x0034}, {0x601a, 0x0036}, {0x6002, 0x0006}, {0x60c0, 0x0007},
  43         {0x60b7, 0x000d}, {0x6001, 0x000e}, {0x6000, 0x004c}, {0x6081, 0x004a},
  44         {0x6099, 0x0021}, {0x6002, 0x0009}, {0x603e, 0x0024}, {0x6034, 0x0025},
  45         {0x6081, 0x0026}, {0x6000, 0x0000}, {0x6000, 0x0045}, {0x6000, 0x0010},
  46         {0x6000, 0x005c}, {0x6000, 0x0063}, {0x6000, 0x007c}, {0x6070, 0x0061},
  47         {0x6080, 0x0062}, {0x6080, 0x0020}, {0x6030, 0x0028}, {0x6000, 0x006c},
  48         {0x6000, 0x006e}, {0x6002, 0x0070}, {0x6094, 0x0071}, {0x60c1, 0x0073},
  49         {0x6034, 0x003d}, {0x6057, 0x005a}, {0x60bb, 0x004f}, {0x609c, 0x0050},
  50         {0x6080, 0x006d}, {0x6002, 0x0039}, {0x6033, 0x003a}, {0x60f1, 0x003b},
  51         {0x6031, 0x003c}, {0x6000, 0x00ff}, {0x6014, 0x00e0}, {0x60ff, 0x0076},
  52         {0x60a0, 0x0033}, {0x6020, 0x0042}, {0x6018, 0x0043}, {0x6000, 0x004c},
  53         {0x60d0, 0x0087}, {0x600f, 0x0088}, {0x6003, 0x00d7}, {0x6010, 0x00d9},
  54         {0x6005, 0x00da}, {0x6082, 0x00d3}, {0x60c0, 0x00f9}, {0x6006, 0x0044},
  55         {0x6007, 0x00d1}, {0x6002, 0x00d2}, {0x6000, 0x00d2}, {0x6011, 0x00d8},
  56         {0x6008, 0x00c8}, {0x6080, 0x00c9}, {0x6008, 0x007c}, {0x6020, 0x007d},
  57         {0x6020, 0x007d}, {0x6000, 0x0090}, {0x600e, 0x0091}, {0x601a, 0x0091},
  58         {0x6031, 0x0091}, {0x605a, 0x0091}, {0x6069, 0x0091}, {0x6075, 0x0091},
  59         {0x607e, 0x0091}, {0x6088, 0x0091}, {0x608f, 0x0091}, {0x6096, 0x0091},
  60         {0x60a3, 0x0091}, {0x60af, 0x0091}, {0x60c4, 0x0091}, {0x60d7, 0x0091},
  61         {0x60e8, 0x0091}, {0x6020, 0x0091}, {0x6000, 0x0092}, {0x6006, 0x0093},
  62         {0x60e3, 0x0093}, {0x6005, 0x0093}, {0x6005, 0x0093}, {0x6000, 0x0093},
  63         {0x6004, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093},
  64         {0x6000, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093},
  65         {0x6000, 0x0096}, {0x6008, 0x0097}, {0x6019, 0x0097}, {0x6002, 0x0097},
  66         {0x600c, 0x0097}, {0x6024, 0x0097}, {0x6030, 0x0097}, {0x6028, 0x0097},
  67         {0x6026, 0x0097}, {0x6002, 0x0097}, {0x6098, 0x0097}, {0x6080, 0x0097},
  68         {0x6000, 0x0097}, {0x6000, 0x0097}, {0x60ed, 0x00c3}, {0x609a, 0x00c4},
  69         {0x6000, 0x00a4}, {0x6011, 0x00c5}, {0x6051, 0x00c6}, {0x6010, 0x00c7},
  70         {0x6066, 0x00b6}, {0x60a5, 0x00b8}, {0x6064, 0x00b7}, {0x607c, 0x00b9},
  71         {0x60af, 0x00b3}, {0x6097, 0x00b4}, {0x60ff, 0x00b5}, {0x60c5, 0x00b0},
  72         {0x6094, 0x00b1}, {0x600f, 0x00b2}, {0x605c, 0x00c4}, {0x6000, 0x00a8},
  73         {0x60c8, 0x00c0}, {0x6096, 0x00c1}, {0x601d, 0x0086}, {0x6000, 0x0050},
  74         {0x6090, 0x0051}, {0x6018, 0x0052}, {0x6000, 0x0053}, {0x6000, 0x0054},
  75         {0x6088, 0x0055}, {0x6000, 0x0057}, {0x6090, 0x005a}, {0x6018, 0x005b},
  76         {0x6005, 0x005c}, {0x60ed, 0x00c3}, {0x6000, 0x007f}, {0x6005, 0x00da},
  77         {0x601f, 0x00e5}, {0x6067, 0x00e1}, {0x6000, 0x00e0}, {0x60ff, 0x00dd},
  78         {0x6000, 0x0005}, {0x6001, 0x00ff}, {0x6000, 0x0000}, {0x6000, 0x0045},
  79         {0x6000, 0x0010},
  80 };
  81
  82 static struct validx tbl_sensor_settings_common1[] = {
  83         {0x0041, 0x0000}, {0x006a, 0x0007}, {0x00ef, 0x0006}, {0x006a, 0x000d},
  84         {0x0000, 0x00c0}, {0x0010, 0x0010}, {0x0001, 0x00c1}, {0x0041, 0x00c2},
  85         {0x0004, 0x00d8}, {0x0012, 0x0004}, {0x0000, 0x0058}, {0x0041, 0x0000},
  86         {50, 0xffff},
  87         {0x0061, 0x0000},
  88         {0xffff, 0xffff},
  89         {0x6000, 0x00ff}, {0x6000, 0x007c}, {0x6007, 0x007d},
  90         {30, 0xffff},
  91         {0x0040, 0x0000},
  92 };
  93
  94 static struct validx tbl_sensor_settings_common2[] = {
  95         {0x6001, 0x00ff}, {0x6038, 0x000c},
  96         {10, 0xffff},
  97         {0x6000, 0x0011},
  98 };
  99
 100 static struct validx tbl_640[] = {
 101         {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0}, {0x6067, 0x00e1},
 102         {0x6004, 0x00da}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
 103         {0x6001, 0x00ff}, {0x6000, 0x0012}, {0x6000, 0x0011}, {0x6011, 0x0017},
 104         {0x6075, 0x0018}, {0x6001, 0x0019}, {0x6097, 0x001a}, {0x6036, 0x0032},
 105         {0x60bb, 0x004f}, {0x6057, 0x005a}, {0x609c, 0x0050}, {0x6080, 0x006d},
 106         {0x6092, 0x0026}, {0x60ff, 0x0020}, {0x6000, 0x0027}, {0x6000, 0x00ff},
 107         {0x60c8, 0x00c0}, {0x6096, 0x00c1}, {0x6000, 0x008c}, {0x603d, 0x0086},
 108         {0x6089, 0x0050}, {0x6090, 0x0051}, {0x602c, 0x0052}, {0x6000, 0x0053},
 109         {0x6000, 0x0054}, {0x6088, 0x0055}, {0x6000, 0x0057}, {0x60a0, 0x005a},
 110         {0x6078, 0x005b}, {0x6000, 0x005c}, {0x6004, 0x00d3}, {0x6000, 0x00e0},
 111         {0x60ff, 0x00dd}, {0x60a1, 0x005a},
 112 };
 113
 114 static struct validx tbl_800[] = {
 115         {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0}, {0x6067, 0x00e1},
 116         {0x6004, 0x00da}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
 117         {0x6001, 0x00ff}, {0x6040, 0x0012}, {0x6000, 0x0011}, {0x6011, 0x0017},
 118         {0x6043, 0x0018}, {0x6000, 0x0019}, {0x604b, 0x001a}, {0x6009, 0x0032},
 119         {0x60ca, 0x004f}, {0x60a8, 0x0050}, {0x6000, 0x006d}, {0x6038, 0x003d},
 120         {0x60c8, 0x0035}, {0x6000, 0x0022}, {0x6092, 0x0026}, {0x60ff, 0x0020},
 121         {0x6000, 0x0027}, {0x6000, 0x00ff}, {0x6064, 0x00c0}, {0x604b, 0x00c1},
 122         {0x6000, 0x008c}, {0x601d, 0x0086}, {0x6082, 0x00d3}, {0x6000, 0x00e0},
 123         {0x60ff, 0x00dd}, {0x6020, 0x008c}, {0x6001, 0x00ff}, {0x6044, 0x0018},
 124 };
 125
 126 static struct validx tbl_big1[] = {
 127         {0x0002, 0x00c1}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
 128         {0x6001, 0x00ff}, {0x6000, 0x0012}, {0x6000, 0x0000}, {0x6000, 0x0045},
 129         {0x6000, 0x0010}, {0x6000, 0x0011}, {0x6011, 0x0017}, {0x6075, 0x0018},
 130         {0x6001, 0x0019}, {0x6097, 0x001a}, {0x6036, 0x0032}, {0x60bb, 0x004f},
 131         {0x609c, 0x0050}, {0x6057, 0x005a}, {0x6080, 0x006d}, {0x6043, 0x000f},
 132         {0x608f, 0x0003}, {0x6005, 0x007c}, {0x6081, 0x0026}, {0x6000, 0x00ff},
 133         {0x60c8, 0x00c0}, {0x6096, 0x00c1}, {0x6000, 0x008c},
 134 };
 135
 136 static struct validx tbl_big2[] = {
 137         {0x603d, 0x0086}, {0x6000, 0x0050}, {0x6090, 0x0051}, {0x602c, 0x0052},
 138         {0x6000, 0x0053}, {0x6000, 0x0054}, {0x6088, 0x0055}, {0x6000, 0x0057},
 139         {0x6040, 0x005a}, {0x60f0, 0x005b}, {0x6001, 0x005c}, {0x6082, 0x00d3},
 140         {0x6000, 0x008e},
 141 };
 142
 143 static struct validx tbl_big3[] = {
 144         {0x6004, 0x00da}, {0x6000, 0x00e0}, {0x6067, 0x00e1}, {0x60ff, 0x00dd},
 145         {0x6001, 0x00ff}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
 146         {0x6001, 0x00ff}, {0x6000, 0x0011}, {0x6000, 0x00ff}, {0x6010, 0x00c7},
 147         {0x6000, 0x0092}, {0x6006, 0x0093}, {0x60e3, 0x0093}, {0x6005, 0x0093},
 148         {0x6005, 0x0093}, {0x60ed, 0x00c3}, {0x6000, 0x00a4}, {0x60d0, 0x0087},
 149         {0x6003, 0x0096}, {0x600c, 0x0097}, {0x6024, 0x0097}, {0x6030, 0x0097},
 150         {0x6028, 0x0097}, {0x6026, 0x0097}, {0x6002, 0x0097}, {0x6001, 0x00ff},
 151         {0x6043, 0x000f}, {0x608f, 0x0003}, {0x6000, 0x002d}, {0x6000, 0x002e},
 152         {0x600a, 0x0022}, {0x6002, 0x0070}, {0x6008, 0x0014}, {0x6048, 0x0014},
 153         {0x6000, 0x00ff}, {0x6000, 0x00e0}, {0x60ff, 0x00dd},
 154 };
 155
 156 static struct validx tbl_post_unset_alt[] = {
 157         {0x006a, 0x000d}, {0x6001, 0x00ff}, {0x6081, 0x0026}, {0x6000, 0x0000},
 158         {0x6000, 0x0045}, {0x6000, 0x0010}, {0x6068, 0x000d},
 159         {50, 0xffff},
 160         {0x0021, 0x0000},
 161 };
 162
 163 static int  ov2640_init_at_startup(struct gspca_dev *gspca_dev);
 164 static int  ov2640_configure_alt(struct gspca_dev *gspca_dev);
 165 static int  ov2640_init_pre_alt(struct gspca_dev *gspca_dev);
 166 static int  ov2640_init_post_alt(struct gspca_dev *gspca_dev);
 167 static void ov2640_post_unset_alt(struct gspca_dev *gspca_dev);
 168 static int  ov2640_camera_settings(struct gspca_dev *gspca_dev);
 169 /*==========================================================================*/
 170
 171 void ov2640_init_settings(struct gspca_dev *gspca_dev)
 172 {
 173         struct sd *sd = (struct sd *) gspca_dev;
 174
 175         sd->vcur.backlight  =  32;
 176         sd->vcur.brightness =   0;
 177         sd->vcur.sharpness  =   6;
 178         sd->vcur.contrast   =   0;
 179         sd->vcur.gamma      =  32;
 180         sd->vcur.hue        =   0;
 181         sd->vcur.saturation = 128;
 182         sd->vcur.whitebal   =  64;
 183         sd->vcur.mirror     =   0;
 184         sd->vcur.flip       =   0;
 185
 186         sd->vmax.backlight  =  64;
 187         sd->vmax.brightness = 255;
 188         sd->vmax.sharpness  =  31;
 189         sd->vmax.contrast   = 255;
 190         sd->vmax.gamma      =  64;
 191         sd->vmax.hue        = 254 + 2;
 192         sd->vmax.saturation = 255;
 193         sd->vmax.whitebal   = 128;
 194         sd->vmax.mirror     = 1;
 195         sd->vmax.flip       = 1;
 196         sd->vmax.AC50Hz     = 0;
 197
 198         sd->dev_camera_settings = ov2640_camera_settings;
 199         sd->dev_init_at_startup = ov2640_init_at_startup;
 200         sd->dev_configure_alt   = ov2640_configure_alt;
 201         sd->dev_init_pre_alt    = ov2640_init_pre_alt;
 202         sd->dev_post_unset_alt  = ov2640_post_unset_alt;
 203 }
 204
 205 /*==========================================================================*/
 206
 207 static void common(struct gspca_dev *gspca_dev)
 208 {
 209         fetch_validx(gspca_dev, tbl_common, ARRAY_SIZE(tbl_common));
 210 }
 211
 212 static int ov2640_init_at_startup(struct gspca_dev *gspca_dev)
 213 {
 214         fetch_validx(gspca_dev, tbl_init_at_startup,
 215                         ARRAY_SIZE(tbl_init_at_startup));
 216
 217         ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_init1);
 218
 219         common(gspca_dev);
 220
 221         ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0006, 1, c61);
 222
 223         ctrl_out(gspca_dev, 0x40, 1, 0x00ef, 0x0006, 0, NULL);
 224
 225         ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, c51);
 226
 227         ctrl_out(gspca_dev, 0x40, 1, 0x0051, 0x0000, 0, NULL);
 228 /*      ctrl_out(gspca_dev, 0x40, 11, 0x0000, 0x0000, 0, NULL); */
 229
 230         return 0;
 231 }
 232
 233 static int ov2640_init_pre_alt(struct gspca_dev *gspca_dev)
 234 {
 235         struct sd *sd = (struct sd *) gspca_dev;
 236
 237         sd->mirrorMask = 0;
 238
 239         sd->vold.backlight  = -1;
 240         sd->vold.brightness = -1;
 241         sd->vold.sharpness  = -1;
 242         sd->vold.contrast   = -1;
 243         sd->vold.saturation = -1;
 244         sd->vold.gamma    = -1;
 245         sd->vold.hue      = -1;
 246         sd->vold.whitebal = -1;
 247         sd->vold.mirror = -1;
 248         sd->vold.flip   = -1;
 249
 250         ov2640_init_post_alt(gspca_dev);
 251
 252         return 0;
 253 }
 254
 255 static int ov2640_init_post_alt(struct gspca_dev *gspca_dev)
 256 {
 257         s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
 258         s32 n; /* reserved for FETCH functions */
 259
 260         ctrl_out(gspca_dev, 0x40, 5, 0x0001, 0x0000, 0, NULL);
 261
 262         n = fetch_validx(gspca_dev, tbl_sensor_settings_common1,
 263                         ARRAY_SIZE(tbl_sensor_settings_common1));
 264         ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_post);
 265         common(gspca_dev);
 266         keep_on_fetching_validx(gspca_dev, tbl_sensor_settings_common1,
 267                                 ARRAY_SIZE(tbl_sensor_settings_common1), n);
 268
 269         switch (reso) {
 270         case IMAGE_640:
 271                 n = fetch_validx(gspca_dev, tbl_640, ARRAY_SIZE(tbl_640));
 272                 ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_640);
 273                 break;
 274
 275         case IMAGE_800:
 276                 n = fetch_validx(gspca_dev, tbl_800, ARRAY_SIZE(tbl_800));
 277                 ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_800);
 278                 break;
 279
 280         case IMAGE_1600:
 281         case IMAGE_1280:
 282                 n = fetch_validx(gspca_dev, tbl_big1, ARRAY_SIZE(tbl_big1));
 283
 284                 if (reso == IMAGE_1280) {
 285                         n = fetch_validx(gspca_dev, tbl_big2,
 286                                         ARRAY_SIZE(tbl_big2));
 287                 } else {
 288                         ctrl_out(gspca_dev, 0x40, 1, 0x601d, 0x0086, 0, NULL);
 289                         ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00d7, 0, NULL);
 290                         ctrl_out(gspca_dev, 0x40, 1, 0x6082, 0x00d3, 0, NULL);
 291                 }
 292
 293                 n = fetch_validx(gspca_dev, tbl_big3, ARRAY_SIZE(tbl_big3));
 294
 295                 if (reso == IMAGE_1280) {
 296                         ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00ff, 0, NULL);
 297                         ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
 298                                         12, dat_1280);
 299                 } else {
 300                         ctrl_out(gspca_dev, 0x40, 1, 0x6020, 0x008c, 0, NULL);
 301                         ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00ff, 0, NULL);
 302                         ctrl_out(gspca_dev, 0x40, 1, 0x6076, 0x0018, 0, NULL);
 303                         ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
 304                                         12, dat_1600);
 305                 }
 306                 break;
 307         }
 308
 309         n = fetch_validx(gspca_dev, tbl_sensor_settings_common2,
 310                         ARRAY_SIZE(tbl_sensor_settings_common2));
 311
 312         ov2640_camera_settings(gspca_dev);
 313
 314         return 0;
 315 }
 316
 317 static int ov2640_configure_alt(struct gspca_dev *gspca_dev)
 318 {
 319         s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
 320
 321         switch (reso) {
 322         case IMAGE_640:
 323                 gspca_dev->alt = 3 + 1;
 324                 break;
 325
 326         case IMAGE_800:
 327         case IMAGE_1280:
 328         case IMAGE_1600:
 329                 gspca_dev->alt = 1 + 1;
 330                 break;
 331         }
 332         return 0;
 333 }
 334
 335 static int ov2640_camera_settings(struct gspca_dev *gspca_dev)
 336 {
 337         struct sd *sd = (struct sd *) gspca_dev;
 338
 339         s32 backlight = sd->vcur.backlight;
 340         s32 bright = sd->vcur.brightness;
 341         s32 sharp  = sd->vcur.sharpness;
 342         s32 gam    = sd->vcur.gamma;
 343         s32 cntr   = sd->vcur.contrast;
 344         s32 sat    = sd->vcur.saturation;
 345         s32 hue    = sd->vcur.hue;
 346         s32 wbal   = sd->vcur.whitebal;
 347         s32 mirror = (((sd->vcur.mirror > 0) ^ sd->mirrorMask) == 0);
 348         s32 flip   = (((sd->vcur.flip   > 0) ^ sd->mirrorMask) == 0);
 349
 350         if (backlight != sd->vold.backlight) {
 351                 /* No sd->vold.backlight=backlight; (to be done again later) */
 352                 if (backlight < 0 || backlight > sd->vmax.backlight)
 353                         backlight = 0;
 354
 355                 ctrl_out(gspca_dev, 0x40, 1, 0x6001                 , 0x00ff,
 356                                 0, NULL);
 357                 ctrl_out(gspca_dev, 0x40, 1, 0x601e + backlight     , 0x0024,
 358                                 0, NULL);
 359                 ctrl_out(gspca_dev, 0x40, 1, 0x601e + backlight - 10, 0x0025,
 360                                 0, NULL);
 361         }
 362
 363         if (bright != sd->vold.brightness) {
 364                 sd->vold.brightness = bright;
 365                 if (bright < 0 || bright > sd->vmax.brightness)
 366                         bright = 0;
 367
 368                 ctrl_out(gspca_dev, 0x40, 1, 0x6000         , 0x00ff, 0, NULL);
 369                 ctrl_out(gspca_dev, 0x40, 1, 0x6009         , 0x007c, 0, NULL);
 370                 ctrl_out(gspca_dev, 0x40, 1, 0x6000 + bright, 0x007d, 0, NULL);
 371         }
 372
 373         if (wbal != sd->vold.whitebal) {
 374                 sd->vold.whitebal = wbal;
 375                 if (wbal < 0 || wbal > sd->vmax.whitebal)
 376                         wbal = 0;
 377
 378                 ctrl_out(gspca_dev, 0x40, 1, 0x6000       , 0x00ff, 0, NULL);
 379                 ctrl_out(gspca_dev, 0x40, 1, 0x6003       , 0x007c, 0, NULL);
 380                 ctrl_out(gspca_dev, 0x40, 1, 0x6000 + wbal, 0x007d, 0, NULL);
 381         }
 382
 383         if (cntr != sd->vold.contrast) {
 384                 sd->vold.contrast = cntr;
 385                 if (cntr < 0 || cntr > sd->vmax.contrast)
 386                         cntr = 0;
 387
 388                 ctrl_out(gspca_dev, 0x40, 1, 0x6000       , 0x00ff, 0, NULL);
 389                 ctrl_out(gspca_dev, 0x40, 1, 0x6007       , 0x007c, 0, NULL);
 390                 ctrl_out(gspca_dev, 0x40, 1, 0x6000 + cntr, 0x007d, 0, NULL);
 391         }
 392
 393         if (sat != sd->vold.saturation) {
 394                 sd->vold.saturation = sat;
 395                 if (sat < 0 || sat > sd->vmax.saturation)
 396                         sat = 0;
 397
 398                 ctrl_out(gspca_dev, 0x40, 1, 0x6000      , 0x00ff, 0, NULL);
 399                 ctrl_out(gspca_dev, 0x40, 1, 0x6001      , 0x007c, 0, NULL);
 400                 ctrl_out(gspca_dev, 0x40, 1, 0x6000 + sat, 0x007d, 0, NULL);
 401         }
 402
 403         if (sharp != sd->vold.sharpness) {
 404                 sd->vold.sharpness = sharp;
 405                 if (sharp < 0 || sharp > sd->vmax.sharpness)
 406                         sharp = 0;
 407
 408                 ctrl_out(gspca_dev, 0x40, 1, 0x6000        , 0x00ff, 0, NULL);
 409                 ctrl_out(gspca_dev, 0x40, 1, 0x6001        , 0x0092, 0, NULL);
 410                 ctrl_out(gspca_dev, 0x40, 1, 0x60c0 + sharp, 0x0093, 0, NULL);
 411         }
 412
 413         if (hue != sd->vold.hue) {
 414                 sd->vold.hue = hue;
 415                 if (hue < 0 || hue > sd->vmax.hue)
 416                         hue = 0;
 417
 418                 ctrl_out(gspca_dev, 0x40, 1, 0x6000     , 0x00ff, 0, NULL);
 419                 ctrl_out(gspca_dev, 0x40, 1, 0x6002     , 0x007c, 0, NULL);
 420                 ctrl_out(gspca_dev, 0x40, 1, 0x6000 + hue * (hue < 255), 0x007d,
 421                                 0, NULL);
 422                 if (hue >= 255)
 423                         sd->swapRB = 1;
 424                 else
 425                         sd->swapRB = 0;
 426         }
 427
 428         if (gam != sd->vold.gamma) {
 429                 sd->vold.gamma = gam;
 430                 if (gam < 0 || gam > sd->vmax.gamma)
 431                         gam = 0;
 432
 433                 ctrl_out(gspca_dev, 0x40, 1, 0x6000      , 0x00ff, 0, NULL);
 434                 ctrl_out(gspca_dev, 0x40, 1, 0x6008      , 0x007c, 0, NULL);
 435                 ctrl_out(gspca_dev, 0x40, 1, 0x6000 + gam, 0x007d, 0, NULL);
 436         }
 437
 438         if (mirror != sd->vold.mirror || flip != sd->vold.flip) {
 439                 sd->vold.mirror = mirror;
 440                 sd->vold.flip   = flip;
 441
 442                 mirror = 0x80 * mirror;
 443                 ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00ff, 0, NULL);
 444                 ctrl_out(gspca_dev, 0x40, 1, 0x6000, 0x8004, 0, NULL);
 445                 ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x8004, 1, c28);
 446                 ctrl_out(gspca_dev, 0x40, 1, 0x6028 + mirror, 0x0004, 0, NULL);
 447
 448                 flip = 0x50 * flip + mirror;
 449                 ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00ff, 0, NULL);
 450                 ctrl_out(gspca_dev, 0x40, 1, 0x6000, 0x8004, 0, NULL);
 451                 ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x8004, 1, ca8);
 452                 ctrl_out(gspca_dev, 0x40, 1, 0x6028 + flip, 0x0004, 0, NULL);
 453
 454                 ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, c50);
 455         }
 456
 457         if (backlight != sd->vold.backlight) {
 458                 sd->vold.backlight = backlight;
 459
 460                 ctrl_out(gspca_dev, 0x40, 1, 0x6001                 , 0x00ff,
 461                                 0, NULL);
 462                 ctrl_out(gspca_dev, 0x40, 1, 0x601e + backlight     , 0x0024,
 463                                 0, NULL);
 464                 ctrl_out(gspca_dev, 0x40, 1, 0x601e + backlight - 10, 0x0025,
 465                                 0, NULL);
 466         }
 467
 468         return 0;
 469 }
 470
 471 static void ov2640_post_unset_alt(struct gspca_dev *gspca_dev)
 472 {
 473         ctrl_out(gspca_dev, 0x40, 5, 0x0000, 0x0000, 0, NULL);
 474         msleep(20);
 475         fetch_validx(gspca_dev, tbl_post_unset_alt,
 476                         ARRAY_SIZE(tbl_post_unset_alt));
 477 }