drivers/gpu/drm/i915/intel_tv.c

   1 /*
   2  * Copyright © 2006-2008 Intel Corporation
   3  *   Jesse Barnes <jesse.barnes@intel.com>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors:
  25  *    Eric Anholt <eric@anholt.net>
  26  *
  27  */
  28
  29 /** @file
  30  * Integrated TV-out support for the 915GM and 945GM.
  31  */
  32
  33 #include "drmP.h"
  34 #include "drm.h"
  35 #include "drm_crtc.h"
  36 #include "drm_edid.h"
  37 #include "intel_drv.h"
  38 #include "i915_drm.h"
  39 #include "i915_drv.h"
  40
  41 enum tv_margin {
  42         TV_MARGIN_LEFT, TV_MARGIN_TOP,
  43         TV_MARGIN_RIGHT, TV_MARGIN_BOTTOM
  44 };
  45
  46 /** Private structure for the integrated TV support */
  47 struct intel_tv {
  48         struct intel_encoder base;
  49
  50         int type;
  51         const char *tv_format;
  52         int margin[4];
  53         u32 save_TV_H_CTL_1;
  54         u32 save_TV_H_CTL_2;
  55         u32 save_TV_H_CTL_3;
  56         u32 save_TV_V_CTL_1;
  57         u32 save_TV_V_CTL_2;
  58         u32 save_TV_V_CTL_3;
  59         u32 save_TV_V_CTL_4;
  60         u32 save_TV_V_CTL_5;
  61         u32 save_TV_V_CTL_6;
  62         u32 save_TV_V_CTL_7;
  63         u32 save_TV_SC_CTL_1, save_TV_SC_CTL_2, save_TV_SC_CTL_3;
  64
  65         u32 save_TV_CSC_Y;
  66         u32 save_TV_CSC_Y2;
  67         u32 save_TV_CSC_U;
  68         u32 save_TV_CSC_U2;
  69         u32 save_TV_CSC_V;
  70         u32 save_TV_CSC_V2;
  71         u32 save_TV_CLR_KNOBS;
  72         u32 save_TV_CLR_LEVEL;
  73         u32 save_TV_WIN_POS;
  74         u32 save_TV_WIN_SIZE;
  75         u32 save_TV_FILTER_CTL_1;
  76         u32 save_TV_FILTER_CTL_2;
  77         u32 save_TV_FILTER_CTL_3;
  78
  79         u32 save_TV_H_LUMA[60];
  80         u32 save_TV_H_CHROMA[60];
  81         u32 save_TV_V_LUMA[43];
  82         u32 save_TV_V_CHROMA[43];
  83
  84         u32 save_TV_DAC;
  85         u32 save_TV_CTL;
  86 };
  87
  88 struct video_levels {
  89         int blank, black, burst;
  90 };
  91
  92 struct color_conversion {
  93         u16 ry, gy, by, ay;
  94         u16 ru, gu, bu, au;
  95         u16 rv, gv, bv, av;
  96 };
  97
  98 static const u32 filter_table[] = {
  99         0xB1403000, 0x2E203500, 0x35002E20, 0x3000B140,
 100         0x35A0B160, 0x2DC02E80, 0xB1403480, 0xB1603000,
 101         0x2EA03640, 0x34002D80, 0x3000B120, 0x36E0B160,
 102         0x2D202EF0, 0xB1203380, 0xB1603000, 0x2F303780,
 103         0x33002CC0, 0x3000B100, 0x3820B160, 0x2C802F50,
 104         0xB10032A0, 0xB1603000, 0x2F9038C0, 0x32202C20,
 105         0x3000B0E0, 0x3980B160, 0x2BC02FC0, 0xB0E031C0,
 106         0xB1603000, 0x2FF03A20, 0x31602B60, 0xB020B0C0,
 107         0x3AE0B160, 0x2B001810, 0xB0C03120, 0xB140B020,
 108         0x18283BA0, 0x30C02A80, 0xB020B0A0, 0x3C60B140,
 109         0x2A201838, 0xB0A03080, 0xB120B020, 0x18383D20,
 110         0x304029C0, 0xB040B080, 0x3DE0B100, 0x29601848,
 111         0xB0803000, 0xB100B040, 0x18483EC0, 0xB0402900,
 112         0xB040B060, 0x3F80B0C0, 0x28801858, 0xB060B080,
 113         0xB0A0B060, 0x18602820, 0xB0A02820, 0x0000B060,
 114         0xB1403000, 0x2E203500, 0x35002E20, 0x3000B140,
 115         0x35A0B160, 0x2DC02E80, 0xB1403480, 0xB1603000,
 116         0x2EA03640, 0x34002D80, 0x3000B120, 0x36E0B160,
 117         0x2D202EF0, 0xB1203380, 0xB1603000, 0x2F303780,
 118         0x33002CC0, 0x3000B100, 0x3820B160, 0x2C802F50,
 119         0xB10032A0, 0xB1603000, 0x2F9038C0, 0x32202C20,
 120         0x3000B0E0, 0x3980B160, 0x2BC02FC0, 0xB0E031C0,
 121         0xB1603000, 0x2FF03A20, 0x31602B60, 0xB020B0C0,
 122         0x3AE0B160, 0x2B001810, 0xB0C03120, 0xB140B020,
 123         0x18283BA0, 0x30C02A80, 0xB020B0A0, 0x3C60B140,
 124         0x2A201838, 0xB0A03080, 0xB120B020, 0x18383D20,
 125         0x304029C0, 0xB040B080, 0x3DE0B100, 0x29601848,
 126         0xB0803000, 0xB100B040, 0x18483EC0, 0xB0402900,
 127         0xB040B060, 0x3F80B0C0, 0x28801858, 0xB060B080,
 128         0xB0A0B060, 0x18602820, 0xB0A02820, 0x0000B060,
 129         0x36403000, 0x2D002CC0, 0x30003640, 0x2D0036C0,
 130         0x35C02CC0, 0x37403000, 0x2C802D40, 0x30003540,
 131         0x2D8037C0, 0x34C02C40, 0x38403000, 0x2BC02E00,
 132         0x30003440, 0x2E2038C0, 0x34002B80, 0x39803000,
 133         0x2B402E40, 0x30003380, 0x2E603A00, 0x33402B00,
 134         0x3A803040, 0x2A802EA0, 0x30403300, 0x2EC03B40,
 135         0x32802A40, 0x3C003040, 0x2A002EC0, 0x30803240,
 136         0x2EC03C80, 0x320029C0, 0x3D403080, 0x29402F00,
 137         0x308031C0, 0x2F203DC0, 0x31802900, 0x3E8030C0,
 138         0x28802F40, 0x30C03140, 0x2F203F40, 0x31402840,
 139         0x28003100, 0x28002F00, 0x00003100, 0x36403000,
 140         0x2D002CC0, 0x30003640, 0x2D0036C0,
 141         0x35C02CC0, 0x37403000, 0x2C802D40, 0x30003540,
 142         0x2D8037C0, 0x34C02C40, 0x38403000, 0x2BC02E00,
 143         0x30003440, 0x2E2038C0, 0x34002B80, 0x39803000,
 144         0x2B402E40, 0x30003380, 0x2E603A00, 0x33402B00,
 145         0x3A803040, 0x2A802EA0, 0x30403300, 0x2EC03B40,
 146         0x32802A40, 0x3C003040, 0x2A002EC0, 0x30803240,
 147         0x2EC03C80, 0x320029C0, 0x3D403080, 0x29402F00,
 148         0x308031C0, 0x2F203DC0, 0x31802900, 0x3E8030C0,
 149         0x28802F40, 0x30C03140, 0x2F203F40, 0x31402840,
 150         0x28003100, 0x28002F00, 0x00003100,
 151 };
 152
 153 /*
 154  * Color conversion values have 3 separate fixed point formats:
 155  *
 156  * 10 bit fields (ay, au)
 157  *   1.9 fixed point (b.bbbbbbbbb)
 158  * 11 bit fields (ry, by, ru, gu, gv)
 159  *   exp.mantissa (ee.mmmmmmmmm)
 160  *   ee = 00 = 10^-1 (0.mmmmmmmmm)
 161  *   ee = 01 = 10^-2 (0.0mmmmmmmmm)
 162  *   ee = 10 = 10^-3 (0.00mmmmmmmmm)
 163  *   ee = 11 = 10^-4 (0.000mmmmmmmmm)
 164  * 12 bit fields (gy, rv, bu)
 165  *   exp.mantissa (eee.mmmmmmmmm)
 166  *   eee = 000 = 10^-1 (0.mmmmmmmmm)
 167  *   eee = 001 = 10^-2 (0.0mmmmmmmmm)
 168  *   eee = 010 = 10^-3 (0.00mmmmmmmmm)
 169  *   eee = 011 = 10^-4 (0.000mmmmmmmmm)
 170  *   eee = 100 = reserved
 171  *   eee = 101 = reserved
 172  *   eee = 110 = reserved
 173  *   eee = 111 = 10^0 (m.mmmmmmmm) (only usable for 1.0 representation)
 174  *
 175  * Saturation and contrast are 8 bits, with their own representation:
 176  * 8 bit field (saturation, contrast)
 177  *   exp.mantissa (ee.mmmmmm)
 178  *   ee = 00 = 10^-1 (0.mmmmmm)
 179  *   ee = 01 = 10^0 (m.mmmmm)
 180  *   ee = 10 = 10^1 (mm.mmmm)
 181  *   ee = 11 = 10^2 (mmm.mmm)
 182  *
 183  * Simple conversion function:
 184  *
 185  * static u32
 186  * float_to_csc_11(float f)
 187  * {
 188  *     u32 exp;
 189  *     u32 mant;
 190  *     u32 ret;
 191  *
 192  *     if (f < 0)
 193  *         f = -f;
 194  *
 195  *     if (f >= 1) {
 196  *         exp = 0x7;
 197  *         mant = 1 << 8;
 198  *     } else {
 199  *         for (exp = 0; exp < 3 && f < 0.5; exp++)
 200  *         f *= 2.0;
 201  *         mant = (f * (1 << 9) + 0.5);
 202  *         if (mant >= (1 << 9))
 203  *             mant = (1 << 9) - 1;
 204  *     }
 205  *     ret = (exp << 9) | mant;
 206  *     return ret;
 207  * }
 208  */
 209
 210 /*
 211  * Behold, magic numbers!  If we plant them they might grow a big
 212  * s-video cable to the sky... or something.
 213  *
 214  * Pre-converted to appropriate hex value.
 215  */
 216
 217 /*
 218  * PAL & NTSC values for composite & s-video connections
 219  */
 220 static const struct color_conversion ntsc_m_csc_composite = {
 221         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0104,
 222         .ru = 0x0733, .gu = 0x052d, .bu = 0x05c7, .au = 0x0200,
 223         .rv = 0x0340, .gv = 0x030c, .bv = 0x06d0, .av = 0x0200,
 224 };
 225
 226 static const struct video_levels ntsc_m_levels_composite = {
 227         .blank = 225, .black = 267, .burst = 113,
 228 };
 229
 230 static const struct color_conversion ntsc_m_csc_svideo = {
 231         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0133,
 232         .ru = 0x076a, .gu = 0x0564, .bu = 0x030d, .au = 0x0200,
 233         .rv = 0x037a, .gv = 0x033d, .bv = 0x06f6, .av = 0x0200,
 234 };
 235
 236 static const struct video_levels ntsc_m_levels_svideo = {
 237         .blank = 266, .black = 316, .burst = 133,
 238 };
 239
 240 static const struct color_conversion ntsc_j_csc_composite = {
 241         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0119,
 242         .ru = 0x074c, .gu = 0x0546, .bu = 0x05ec, .au = 0x0200,
 243         .rv = 0x035a, .gv = 0x0322, .bv = 0x06e1, .av = 0x0200,
 244 };
 245
 246 static const struct video_levels ntsc_j_levels_composite = {
 247         .blank = 225, .black = 225, .burst = 113,
 248 };
 249
 250 static const struct color_conversion ntsc_j_csc_svideo = {
 251         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x014c,
 252         .ru = 0x0788, .gu = 0x0581, .bu = 0x0322, .au = 0x0200,
 253         .rv = 0x0399, .gv = 0x0356, .bv = 0x070a, .av = 0x0200,
 254 };
 255
 256 static const struct video_levels ntsc_j_levels_svideo = {
 257         .blank = 266, .black = 266, .burst = 133,
 258 };
 259
 260 static const struct color_conversion pal_csc_composite = {
 261         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0113,
 262         .ru = 0x0745, .gu = 0x053f, .bu = 0x05e1, .au = 0x0200,
 263         .rv = 0x0353, .gv = 0x031c, .bv = 0x06dc, .av = 0x0200,
 264 };
 265
 266 static const struct video_levels pal_levels_composite = {
 267         .blank = 237, .black = 237, .burst = 118,
 268 };
 269
 270 static const struct color_conversion pal_csc_svideo = {
 271         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0145,
 272         .ru = 0x0780, .gu = 0x0579, .bu = 0x031c, .au = 0x0200,
 273         .rv = 0x0390, .gv = 0x034f, .bv = 0x0705, .av = 0x0200,
 274 };
 275
 276 static const struct video_levels pal_levels_svideo = {
 277         .blank = 280, .black = 280, .burst = 139,
 278 };
 279
 280 static const struct color_conversion pal_m_csc_composite = {
 281         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0104,
 282         .ru = 0x0733, .gu = 0x052d, .bu = 0x05c7, .au = 0x0200,
 283         .rv = 0x0340, .gv = 0x030c, .bv = 0x06d0, .av = 0x0200,
 284 };
 285
 286 static const struct video_levels pal_m_levels_composite = {
 287         .blank = 225, .black = 267, .burst = 113,
 288 };
 289
 290 static const struct color_conversion pal_m_csc_svideo = {
 291         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0133,
 292         .ru = 0x076a, .gu = 0x0564, .bu = 0x030d, .au = 0x0200,
 293         .rv = 0x037a, .gv = 0x033d, .bv = 0x06f6, .av = 0x0200,
 294 };
 295
 296 static const struct video_levels pal_m_levels_svideo = {
 297         .blank = 266, .black = 316, .burst = 133,
 298 };
 299
 300 static const struct color_conversion pal_n_csc_composite = {
 301         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0104,
 302         .ru = 0x0733, .gu = 0x052d, .bu = 0x05c7, .au = 0x0200,
 303         .rv = 0x0340, .gv = 0x030c, .bv = 0x06d0, .av = 0x0200,
 304 };
 305
 306 static const struct video_levels pal_n_levels_composite = {
 307         .blank = 225, .black = 267, .burst = 118,
 308 };
 309
 310 static const struct color_conversion pal_n_csc_svideo = {
 311         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0133,
 312         .ru = 0x076a, .gu = 0x0564, .bu = 0x030d, .au = 0x0200,
 313         .rv = 0x037a, .gv = 0x033d, .bv = 0x06f6, .av = 0x0200,
 314 };
 315
 316 static const struct video_levels pal_n_levels_svideo = {
 317         .blank = 266, .black = 316, .burst = 139,
 318 };
 319
 320 /*
 321  * Component connections
 322  */
 323 static const struct color_conversion sdtv_csc_yprpb = {
 324         .ry = 0x0332, .gy = 0x012d, .by = 0x07d3, .ay = 0x0145,
 325         .ru = 0x0559, .gu = 0x0353, .bu = 0x0100, .au = 0x0200,
 326         .rv = 0x0100, .gv = 0x03ad, .bv = 0x074d, .av = 0x0200,
 327 };
 328
 329 static const struct color_conversion sdtv_csc_rgb = {
 330         .ry = 0x0000, .gy = 0x0f00, .by = 0x0000, .ay = 0x0166,
 331         .ru = 0x0000, .gu = 0x0000, .bu = 0x0f00, .au = 0x0166,
 332         .rv = 0x0f00, .gv = 0x0000, .bv = 0x0000, .av = 0x0166,
 333 };
 334
 335 static const struct color_conversion hdtv_csc_yprpb = {
 336         .ry = 0x05b3, .gy = 0x016e, .by = 0x0728, .ay = 0x0145,
 337         .ru = 0x07d5, .gu = 0x038b, .bu = 0x0100, .au = 0x0200,
 338         .rv = 0x0100, .gv = 0x03d1, .bv = 0x06bc, .av = 0x0200,
 339 };
 340
 341 static const struct color_conversion hdtv_csc_rgb = {
 342         .ry = 0x0000, .gy = 0x0f00, .by = 0x0000, .ay = 0x0166,
 343         .ru = 0x0000, .gu = 0x0000, .bu = 0x0f00, .au = 0x0166,
 344         .rv = 0x0f00, .gv = 0x0000, .bv = 0x0000, .av = 0x0166,
 345 };
 346
 347 static const struct video_levels component_levels = {
 348         .blank = 279, .black = 279, .burst = 0,
 349 };
 350
 351
 352 struct tv_mode {
 353         const char *name;
 354         int clock;
 355         int refresh; /* in millihertz (for precision) */
 356         u32 oversample;
 357         int hsync_end, hblank_start, hblank_end, htotal;
 358         bool progressive, trilevel_sync, component_only;
 359         int vsync_start_f1, vsync_start_f2, vsync_len;
 360         bool veq_ena;
 361         int veq_start_f1, veq_start_f2, veq_len;
 362         int vi_end_f1, vi_end_f2, nbr_end;
 363         bool burst_ena;
 364         int hburst_start, hburst_len;
 365         int vburst_start_f1, vburst_end_f1;
 366         int vburst_start_f2, vburst_end_f2;
 367         int vburst_start_f3, vburst_end_f3;
 368         int vburst_start_f4, vburst_end_f4;
 369         /*
 370          * subcarrier programming
 371          */
 372         int dda2_size, dda3_size, dda1_inc, dda2_inc, dda3_inc;
 373         u32 sc_reset;
 374         bool pal_burst;
 375         /*
 376          * blank/black levels
 377          */
 378         const struct video_levels *composite_levels, *svideo_levels;
 379         const struct color_conversion *composite_color, *svideo_color;
 380         const u32 *filter_table;
 381         int max_srcw;
 382 };
 383
 384
 385 /*
 386  * Sub carrier DDA
 387  *
 388  *  I think this works as follows:
 389  *
 390  *  subcarrier freq = pixel_clock * (dda1_inc + dda2_inc / dda2_size) / 4096
 391  *
 392  * Presumably, when dda3 is added in, it gets to adjust the dda2_inc value
 393  *
 394  * So,
 395  *  dda1_ideal = subcarrier/pixel * 4096
 396  *  dda1_inc = floor (dda1_ideal)
 397  *  dda2 = dda1_ideal - dda1_inc
 398  *
 399  *  then pick a ratio for dda2 that gives the closest approximation. If
 400  *  you can't get close enough, you can play with dda3 as well. This
 401  *  seems likely to happen when dda2 is small as the jumps would be larger
 402  *
 403  * To invert this,
 404  *
 405  *  pixel_clock = subcarrier * 4096 / (dda1_inc + dda2_inc / dda2_size)
 406  *
 407  * The constants below were all computed using a 107.520MHz clock
 408  */
 409
 410 /**
 411  * Register programming values for TV modes.
 412  *
 413  * These values account for -1s required.
 414  */
 415
 416 static const struct tv_mode tv_modes[] = {
 417         {
 418                 .name           = "NTSC-M",
 419                 .clock          = 108000,
 420                 .refresh        = 59940,
 421                 .oversample     = TV_OVERSAMPLE_8X,
 422                 .component_only = 0,
 423                 /* 525 Lines, 60 Fields, 15.734KHz line, Sub-Carrier 3.580MHz */
 424
 425                 .hsync_end      = 64,               .hblank_end         = 124,
 426                 .hblank_start   = 836,              .htotal             = 857,
 427
 428                 .progressive    = false,            .trilevel_sync = false,
 429
 430                 .vsync_start_f1 = 6,                .vsync_start_f2     = 7,
 431                 .vsync_len      = 6,
 432
 433                 .veq_ena        = true,             .veq_start_f1       = 0,
 434                 .veq_start_f2   = 1,                .veq_len            = 18,
 435
 436                 .vi_end_f1      = 20,               .vi_end_f2          = 21,
 437                 .nbr_end        = 240,
 438
 439                 .burst_ena      = true,
 440                 .hburst_start   = 72,               .hburst_len         = 34,
 441                 .vburst_start_f1 = 9,               .vburst_end_f1      = 240,
 442                 .vburst_start_f2 = 10,              .vburst_end_f2      = 240,
 443                 .vburst_start_f3 = 9,               .vburst_end_f3      = 240,
 444                 .vburst_start_f4 = 10,              .vburst_end_f4      = 240,
 445
 446                 /* desired 3.5800000 actual 3.5800000 clock 107.52 */
 447                 .dda1_inc       =    135,
 448                 .dda2_inc       =  20800,           .dda2_size          =  27456,
 449                 .dda3_inc       =      0,           .dda3_size          =      0,
 450                 .sc_reset       = TV_SC_RESET_EVERY_4,
 451                 .pal_burst      = false,
 452
 453                 .composite_levels = &ntsc_m_levels_composite,
 454                 .composite_color = &ntsc_m_csc_composite,
 455                 .svideo_levels  = &ntsc_m_levels_svideo,
 456                 .svideo_color = &ntsc_m_csc_svideo,
 457
 458                 .filter_table = filter_table,
 459         },
 460         {
 461                 .name           = "NTSC-443",
 462                 .clock          = 108000,
 463                 .refresh        = 59940,
 464                 .oversample     = TV_OVERSAMPLE_8X,
 465                 .component_only = 0,
 466                 /* 525 Lines, 60 Fields, 15.734KHz line, Sub-Carrier 4.43MHz */
 467                 .hsync_end      = 64,               .hblank_end         = 124,
 468                 .hblank_start   = 836,              .htotal             = 857,
 469
 470                 .progressive    = false,            .trilevel_sync = false,
 471
 472                 .vsync_start_f1 = 6,                .vsync_start_f2     = 7,
 473                 .vsync_len      = 6,
 474
 475                 .veq_ena        = true,             .veq_start_f1       = 0,
 476                 .veq_start_f2   = 1,                .veq_len            = 18,
 477
 478                 .vi_end_f1      = 20,               .vi_end_f2          = 21,
 479                 .nbr_end        = 240,
 480
 481                 .burst_ena      = true,
 482                 .hburst_start   = 72,               .hburst_len         = 34,
 483                 .vburst_start_f1 = 9,               .vburst_end_f1      = 240,
 484                 .vburst_start_f2 = 10,              .vburst_end_f2      = 240,
 485                 .vburst_start_f3 = 9,               .vburst_end_f3      = 240,
 486                 .vburst_start_f4 = 10,              .vburst_end_f4      = 240,
 487
 488                 /* desired 4.4336180 actual 4.4336180 clock 107.52 */
 489                 .dda1_inc       =    168,
 490                 .dda2_inc       =   4093,       .dda2_size      =  27456,
 491                 .dda3_inc       =    310,       .dda3_size      =    525,
 492                 .sc_reset   = TV_SC_RESET_NEVER,
 493                 .pal_burst  = false,
 494
 495                 .composite_levels = &ntsc_m_levels_composite,
 496                 .composite_color = &ntsc_m_csc_composite,
 497                 .svideo_levels  = &ntsc_m_levels_svideo,
 498                 .svideo_color = &ntsc_m_csc_svideo,
 499
 500                 .filter_table = filter_table,
 501         },
 502         {
 503                 .name           = "NTSC-J",
 504                 .clock          = 108000,
 505                 .refresh        = 59940,
 506                 .oversample     = TV_OVERSAMPLE_8X,
 507                 .component_only = 0,
 508
 509                 /* 525 Lines, 60 Fields, 15.734KHz line, Sub-Carrier 3.580MHz */
 510                 .hsync_end      = 64,               .hblank_end         = 124,
 511                 .hblank_start = 836,        .htotal             = 857,
 512
 513                 .progressive    = false,    .trilevel_sync = false,
 514
 515                 .vsync_start_f1 = 6,        .vsync_start_f2     = 7,
 516                 .vsync_len      = 6,
 517
 518                 .veq_ena      = true,       .veq_start_f1       = 0,
 519                 .veq_start_f2 = 1,          .veq_len            = 18,
 520
 521                 .vi_end_f1      = 20,               .vi_end_f2          = 21,
 522                 .nbr_end        = 240,
 523
 524                 .burst_ena      = true,
 525                 .hburst_start   = 72,               .hburst_len         = 34,
 526                 .vburst_start_f1 = 9,               .vburst_end_f1      = 240,
 527                 .vburst_start_f2 = 10,              .vburst_end_f2      = 240,
 528                 .vburst_start_f3 = 9,               .vburst_end_f3      = 240,
 529                 .vburst_start_f4 = 10,              .vburst_end_f4      = 240,
 530
 531                 /* desired 3.5800000 actual 3.5800000 clock 107.52 */
 532                 .dda1_inc       =    135,
 533                 .dda2_inc       =  20800,           .dda2_size          =  27456,
 534                 .dda3_inc       =      0,           .dda3_size          =      0,
 535                 .sc_reset       = TV_SC_RESET_EVERY_4,
 536                 .pal_burst      = false,
 537
 538                 .composite_levels = &ntsc_j_levels_composite,
 539                 .composite_color = &ntsc_j_csc_composite,
 540                 .svideo_levels  = &ntsc_j_levels_svideo,
 541                 .svideo_color = &ntsc_j_csc_svideo,
 542
 543                 .filter_table = filter_table,
 544         },
 545         {
 546                 .name           = "PAL-M",
 547                 .clock          = 108000,
 548                 .refresh        = 59940,
 549                 .oversample     = TV_OVERSAMPLE_8X,
 550                 .component_only = 0,
 551
 552                 /* 525 Lines, 60 Fields, 15.734KHz line, Sub-Carrier 3.580MHz */
 553                 .hsync_end      = 64,             .hblank_end           = 124,
 554                 .hblank_start = 836,      .htotal               = 857,
 555
 556                 .progressive    = false,            .trilevel_sync = false,
 557
 558                 .vsync_start_f1 = 6,                .vsync_start_f2     = 7,
 559                 .vsync_len      = 6,
 560
 561                 .veq_ena        = true,             .veq_start_f1       = 0,
 562                 .veq_start_f2   = 1,                .veq_len            = 18,
 563
 564                 .vi_end_f1      = 20,               .vi_end_f2          = 21,
 565                 .nbr_end        = 240,
 566
 567                 .burst_ena      = true,
 568                 .hburst_start   = 72,               .hburst_len         = 34,
 569                 .vburst_start_f1 = 9,               .vburst_end_f1      = 240,
 570                 .vburst_start_f2 = 10,              .vburst_end_f2      = 240,
 571                 .vburst_start_f3 = 9,               .vburst_end_f3      = 240,
 572                 .vburst_start_f4 = 10,              .vburst_end_f4      = 240,
 573
 574                 /* desired 3.5800000 actual 3.5800000 clock 107.52 */
 575                 .dda1_inc       =    135,
 576                 .dda2_inc       =  16704,           .dda2_size          =  27456,
 577                 .dda3_inc       =      0,           .dda3_size          =      0,
 578                 .sc_reset       = TV_SC_RESET_EVERY_8,
 579                 .pal_burst  = true,
 580
 581                 .composite_levels = &pal_m_levels_composite,
 582                 .composite_color = &pal_m_csc_composite,
 583                 .svideo_levels  = &pal_m_levels_svideo,
 584                 .svideo_color = &pal_m_csc_svideo,
 585
 586                 .filter_table = filter_table,
 587         },
 588         {
 589                 /* 625 Lines, 50 Fields, 15.625KHz line, Sub-Carrier 4.434MHz */
 590                 .name       = "PAL-N",
 591                 .clock          = 108000,
 592                 .refresh        = 50000,
 593                 .oversample     = TV_OVERSAMPLE_8X,
 594                 .component_only = 0,
 595
 596                 .hsync_end      = 64,               .hblank_end         = 128,
 597                 .hblank_start = 844,        .htotal             = 863,
 598
 599                 .progressive  = false,    .trilevel_sync = false,
 600
 601
 602                 .vsync_start_f1 = 6,       .vsync_start_f2      = 7,
 603                 .vsync_len      = 6,
 604
 605                 .veq_ena        = true,             .veq_start_f1       = 0,
 606                 .veq_start_f2   = 1,                .veq_len            = 18,
 607
 608                 .vi_end_f1      = 24,               .vi_end_f2          = 25,
 609                 .nbr_end        = 286,
 610
 611                 .burst_ena      = true,
 612                 .hburst_start = 73,         .hburst_len         = 34,
 613                 .vburst_start_f1 = 8,       .vburst_end_f1      = 285,
 614                 .vburst_start_f2 = 8,       .vburst_end_f2      = 286,
 615                 .vburst_start_f3 = 9,       .vburst_end_f3      = 286,
 616                 .vburst_start_f4 = 9,       .vburst_end_f4      = 285,
 617
 618
 619                 /* desired 4.4336180 actual 4.4336180 clock 107.52 */
 620                 .dda1_inc       =    135,
 621                 .dda2_inc       =  23578,       .dda2_size      =  27648,
 622                 .dda3_inc       =    134,       .dda3_size      =    625,
 623                 .sc_reset   = TV_SC_RESET_EVERY_8,
 624                 .pal_burst  = true,
 625
 626                 .composite_levels = &pal_n_levels_composite,
 627                 .composite_color = &pal_n_csc_composite,
 628                 .svideo_levels  = &pal_n_levels_svideo,
 629                 .svideo_color = &pal_n_csc_svideo,
 630
 631                 .filter_table = filter_table,
 632         },
 633         {
 634                 /* 625 Lines, 50 Fields, 15.625KHz line, Sub-Carrier 4.434MHz */
 635                 .name       = "PAL",
 636                 .clock          = 108000,
 637                 .refresh        = 50000,
 638                 .oversample     = TV_OVERSAMPLE_8X,
 639                 .component_only = 0,
 640
 641                 .hsync_end      = 64,               .hblank_end         = 142,
 642                 .hblank_start   = 844,      .htotal             = 863,
 643
 644                 .progressive    = false,    .trilevel_sync = false,
 645
 646                 .vsync_start_f1 = 5,        .vsync_start_f2     = 6,
 647                 .vsync_len      = 5,
 648
 649                 .veq_ena        = true,     .veq_start_f1       = 0,
 650                 .veq_start_f2   = 1,        .veq_len            = 15,
 651
 652                 .vi_end_f1      = 24,               .vi_end_f2          = 25,
 653                 .nbr_end        = 286,
 654
 655                 .burst_ena      = true,
 656                 .hburst_start   = 73,               .hburst_len         = 32,
 657                 .vburst_start_f1 = 8,               .vburst_end_f1      = 285,
 658                 .vburst_start_f2 = 8,               .vburst_end_f2      = 286,
 659                 .vburst_start_f3 = 9,               .vburst_end_f3      = 286,
 660                 .vburst_start_f4 = 9,               .vburst_end_f4      = 285,
 661
 662                 /* desired 4.4336180 actual 4.4336180 clock 107.52 */
 663                 .dda1_inc       =    168,
 664                 .dda2_inc       =   4122,       .dda2_size      =  27648,
 665                 .dda3_inc       =     67,       .dda3_size      =    625,
 666                 .sc_reset   = TV_SC_RESET_EVERY_8,
 667                 .pal_burst  = true,
 668
 669                 .composite_levels = &pal_levels_composite,
 670                 .composite_color = &pal_csc_composite,
 671                 .svideo_levels  = &pal_levels_svideo,
 672                 .svideo_color = &pal_csc_svideo,
 673
 674                 .filter_table = filter_table,
 675         },
 676         {
 677                 .name       = "720p@60Hz",
 678                 .clock          = 148800,
 679                 .refresh        = 60000,
 680                 .oversample     = TV_OVERSAMPLE_2X,
 681                 .component_only = 1,
 682
 683                 .hsync_end      = 80,               .hblank_end         = 300,
 684                 .hblank_start   = 1580,             .htotal             = 1649,
 685
 686                 .progressive    = true,             .trilevel_sync = true,
 687
 688                 .vsync_start_f1 = 10,               .vsync_start_f2     = 10,
 689                 .vsync_len      = 10,
 690
 691                 .veq_ena        = false,
 692
 693                 .vi_end_f1      = 29,               .vi_end_f2          = 29,
 694                 .nbr_end        = 719,
 695
 696                 .burst_ena      = false,
 697
 698                 .filter_table = filter_table,
 699         },
 700         {
 701                 .name       = "720p@50Hz",
 702                 .clock          = 148800,
 703                 .refresh        = 50000,
 704                 .oversample     = TV_OVERSAMPLE_2X,
 705                 .component_only = 1,
 706
 707                 .hsync_end      = 80,               .hblank_end         = 300,
 708                 .hblank_start   = 1580,             .htotal             = 1979,
 709
 710                 .progressive    = true,             .trilevel_sync = true,
 711
 712                 .vsync_start_f1 = 10,               .vsync_start_f2     = 10,
 713                 .vsync_len      = 10,
 714
 715                 .veq_ena        = false,
 716
 717                 .vi_end_f1      = 29,               .vi_end_f2          = 29,
 718                 .nbr_end        = 719,
 719
 720                 .burst_ena      = false,
 721
 722                 .filter_table = filter_table,
 723                 .max_srcw = 800
 724         },
 725         {
 726                 .name       = "1080i@50Hz",
 727                 .clock          = 148800,
 728                 .refresh        = 50000,
 729                 .oversample     = TV_OVERSAMPLE_2X,
 730                 .component_only = 1,
 731
 732                 .hsync_end      = 88,               .hblank_end         = 235,
 733                 .hblank_start   = 2155,             .htotal             = 2639,
 734
 735                 .progressive    = false,          .trilevel_sync = true,
 736
 737                 .vsync_start_f1 = 4,              .vsync_start_f2     = 5,
 738                 .vsync_len      = 10,
 739
 740                 .veq_ena        = true,     .veq_start_f1       = 4,
 741                 .veq_start_f2   = 4,        .veq_len            = 10,
 742
 743
 744                 .vi_end_f1      = 21,           .vi_end_f2          = 22,
 745                 .nbr_end        = 539,
 746
 747                 .burst_ena      = false,
 748
 749                 .filter_table = filter_table,
 750         },
 751         {
 752                 .name       = "1080i@60Hz",
 753                 .clock          = 148800,
 754                 .refresh        = 60000,
 755                 .oversample     = TV_OVERSAMPLE_2X,
 756                 .component_only = 1,
 757
 758                 .hsync_end      = 88,               .hblank_end         = 235,
 759                 .hblank_start   = 2155,             .htotal             = 2199,
 760
 761                 .progressive    = false,            .trilevel_sync = true,
 762
 763                 .vsync_start_f1 = 4,               .vsync_start_f2     = 5,
 764                 .vsync_len      = 10,
 765
 766                 .veq_ena        = true,             .veq_start_f1       = 4,
 767                 .veq_start_f2   = 4,                .veq_len            = 10,
 768
 769
 770                 .vi_end_f1      = 21,               .vi_end_f2          = 22,
 771                 .nbr_end        = 539,
 772
 773                 .burst_ena      = false,
 774
 775                 .filter_table = filter_table,
 776         },
 777 };
 778
 779 static struct intel_tv *enc_to_intel_tv(struct drm_encoder *encoder)
 780 {
 781         return container_of(encoder, struct intel_tv, base.base);
 782 }
 783
 784 static struct intel_tv *intel_attached_tv(struct drm_connector *connector)
 785 {
 786         return container_of(intel_attached_encoder(connector),
 787                             struct intel_tv,
 788                             base);
 789 }
 790
 791 static void
 792 intel_tv_dpms(struct drm_encoder *encoder, int mode)
 793 {
 794         struct drm_device *dev = encoder->dev;
 795         struct drm_i915_private *dev_priv = dev->dev_private;
 796
 797         switch (mode) {
 798         case DRM_MODE_DPMS_ON:
 799                 I915_WRITE(TV_CTL, I915_READ(TV_CTL) | TV_ENC_ENABLE);
 800                 break;
 801         case DRM_MODE_DPMS_STANDBY:
 802         case DRM_MODE_DPMS_SUSPEND:
 803         case DRM_MODE_DPMS_OFF:
 804                 I915_WRITE(TV_CTL, I915_READ(TV_CTL) & ~TV_ENC_ENABLE);
 805                 break;
 806         }
 807 }
 808
 809 static const struct tv_mode *
 810 intel_tv_mode_lookup(const char *tv_format)
 811 {
 812         int i;
 813
 814         for (i = 0; i < ARRAY_SIZE(tv_modes); i++) {
 815                 const struct tv_mode *tv_mode = &tv_modes[i];
 816
 817                 if (!strcmp(tv_format, tv_mode->name))
 818                         return tv_mode;
 819         }
 820         return NULL;
 821 }
 822
 823 static const struct tv_mode *
 824 intel_tv_mode_find(struct intel_tv *intel_tv)
 825 {
 826         return intel_tv_mode_lookup(intel_tv->tv_format);
 827 }
 828
 829 static enum drm_mode_status
 830 intel_tv_mode_valid(struct drm_connector *connector,
 831                     struct drm_display_mode *mode)
 832 {
 833         struct intel_tv *intel_tv = intel_attached_tv(connector);
 834         const struct tv_mode *tv_mode = intel_tv_mode_find(intel_tv);
 835
 836         /* Ensure TV refresh is close to desired refresh */
 837         if (tv_mode && abs(tv_mode->refresh - drm_mode_vrefresh(mode) * 1000)
 838                                 < 1000)
 839                 return MODE_OK;
 840
 841         return MODE_CLOCK_RANGE;
 842 }
 843
 844
 845 static bool
 846 intel_tv_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
 847                     struct drm_display_mode *adjusted_mode)
 848 {
 849         struct drm_device *dev = encoder->dev;
 850         struct drm_mode_config *drm_config = &dev->mode_config;
 851         struct intel_tv *intel_tv = enc_to_intel_tv(encoder);
 852         const struct tv_mode *tv_mode = intel_tv_mode_find(intel_tv);
 853         struct drm_encoder *other_encoder;
 854
 855         if (!tv_mode)
 856                 return false;
 857
 858         /* FIXME: lock encoder list */
 859         list_for_each_entry(other_encoder, &drm_config->encoder_list, head) {
 860                 if (other_encoder != encoder &&
 861                     other_encoder->crtc == encoder->crtc)
 862                         return false;
 863         }
 864
 865         adjusted_mode->clock = tv_mode->clock;
 866         return true;
 867 }
 868
 869 static void
 870 intel_tv_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode,
 871                   struct drm_display_mode *adjusted_mode)
 872 {
 873         struct drm_device *dev = encoder->dev;
 874         struct drm_i915_private *dev_priv = dev->dev_private;
 875         struct drm_crtc *crtc = encoder->crtc;
 876         struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 877         struct intel_tv *intel_tv = enc_to_intel_tv(encoder);
 878         const struct tv_mode *tv_mode = intel_tv_mode_find(intel_tv);
 879         u32 tv_ctl;
 880         u32 hctl1, hctl2, hctl3;
 881         u32 vctl1, vctl2, vctl3, vctl4, vctl5, vctl6, vctl7;
 882         u32 scctl1, scctl2, scctl3;
 883         int i, j;
 884         const struct video_levels *video_levels;
 885         const struct color_conversion *color_conversion;
 886         bool burst_ena;
 887         int pipe = intel_crtc->pipe;
 888
 889         if (!tv_mode)
 890                 return; /* can't happen (mode_prepare prevents this) */
 891
 892         tv_ctl = I915_READ(TV_CTL);
 893         tv_ctl &= TV_CTL_SAVE;
 894
 895         switch (intel_tv->type) {
 896         default:
 897         case DRM_MODE_CONNECTOR_Unknown:
 898         case DRM_MODE_CONNECTOR_Composite:
 899                 tv_ctl |= TV_ENC_OUTPUT_COMPOSITE;
 900                 video_levels = tv_mode->composite_levels;
 901                 color_conversion = tv_mode->composite_color;
 902                 burst_ena = tv_mode->burst_ena;
 903                 break;
 904         case DRM_MODE_CONNECTOR_Component:
 905                 tv_ctl |= TV_ENC_OUTPUT_COMPONENT;
 906                 video_levels = &component_levels;
 907                 if (tv_mode->burst_ena)
 908                         color_conversion = &sdtv_csc_yprpb;
 909                 else
 910                         color_conversion = &hdtv_csc_yprpb;
 911                 burst_ena = false;
 912                 break;
 913         case DRM_MODE_CONNECTOR_SVIDEO:
 914                 tv_ctl |= TV_ENC_OUTPUT_SVIDEO;
 915                 video_levels = tv_mode->svideo_levels;
 916                 color_conversion = tv_mode->svideo_color;
 917                 burst_ena = tv_mode->burst_ena;
 918                 break;
 919         }
 920         hctl1 = (tv_mode->hsync_end << TV_HSYNC_END_SHIFT) |
 921                 (tv_mode->htotal << TV_HTOTAL_SHIFT);
 922
 923         hctl2 = (tv_mode->hburst_start << 16) |
 924                 (tv_mode->hburst_len << TV_HBURST_LEN_SHIFT);
 925
 926         if (burst_ena)
 927                 hctl2 |= TV_BURST_ENA;
 928
 929         hctl3 = (tv_mode->hblank_start << TV_HBLANK_START_SHIFT) |
 930                 (tv_mode->hblank_end << TV_HBLANK_END_SHIFT);
 931
 932         vctl1 = (tv_mode->nbr_end << TV_NBR_END_SHIFT) |
 933                 (tv_mode->vi_end_f1 << TV_VI_END_F1_SHIFT) |
 934                 (tv_mode->vi_end_f2 << TV_VI_END_F2_SHIFT);
 935
 936         vctl2 = (tv_mode->vsync_len << TV_VSYNC_LEN_SHIFT) |
 937                 (tv_mode->vsync_start_f1 << TV_VSYNC_START_F1_SHIFT) |
 938                 (tv_mode->vsync_start_f2 << TV_VSYNC_START_F2_SHIFT);
 939
 940         vctl3 = (tv_mode->veq_len << TV_VEQ_LEN_SHIFT) |
 941                 (tv_mode->veq_start_f1 << TV_VEQ_START_F1_SHIFT) |
 942                 (tv_mode->veq_start_f2 << TV_VEQ_START_F2_SHIFT);
 943
 944         if (tv_mode->veq_ena)
 945                 vctl3 |= TV_EQUAL_ENA;
 946
 947         vctl4 = (tv_mode->vburst_start_f1 << TV_VBURST_START_F1_SHIFT) |
 948                 (tv_mode->vburst_end_f1 << TV_VBURST_END_F1_SHIFT);
 949
 950         vctl5 = (tv_mode->vburst_start_f2 << TV_VBURST_START_F2_SHIFT) |
 951                 (tv_mode->vburst_end_f2 << TV_VBURST_END_F2_SHIFT);
 952
 953         vctl6 = (tv_mode->vburst_start_f3 << TV_VBURST_START_F3_SHIFT) |
 954                 (tv_mode->vburst_end_f3 << TV_VBURST_END_F3_SHIFT);
 955
 956         vctl7 = (tv_mode->vburst_start_f4 << TV_VBURST_START_F4_SHIFT) |
 957                 (tv_mode->vburst_end_f4 << TV_VBURST_END_F4_SHIFT);
 958
 959         if (intel_crtc->pipe == 1)
 960                 tv_ctl |= TV_ENC_PIPEB_SELECT;
 961         tv_ctl |= tv_mode->oversample;
 962
 963         if (tv_mode->progressive)
 964                 tv_ctl |= TV_PROGRESSIVE;
 965         if (tv_mode->trilevel_sync)
 966                 tv_ctl |= TV_TRILEVEL_SYNC;
 967         if (tv_mode->pal_burst)
 968                 tv_ctl |= TV_PAL_BURST;
 969
 970         scctl1 = 0;
 971         if (tv_mode->dda1_inc)
 972                 scctl1 |= TV_SC_DDA1_EN;
 973         if (tv_mode->dda2_inc)
 974                 scctl1 |= TV_SC_DDA2_EN;
 975         if (tv_mode->dda3_inc)
 976                 scctl1 |= TV_SC_DDA3_EN;
 977         scctl1 |= tv_mode->sc_reset;
 978         if (video_levels)
 979                 scctl1 |= video_levels->burst << TV_BURST_LEVEL_SHIFT;
 980         scctl1 |= tv_mode->dda1_inc << TV_SCDDA1_INC_SHIFT;
 981
 982         scctl2 = tv_mode->dda2_size << TV_SCDDA2_SIZE_SHIFT |
 983                 tv_mode->dda2_inc << TV_SCDDA2_INC_SHIFT;
 984
 985         scctl3 = tv_mode->dda3_size << TV_SCDDA3_SIZE_SHIFT |
 986                 tv_mode->dda3_inc << TV_SCDDA3_INC_SHIFT;
 987
 988         /* Enable two fixes for the chips that need them. */
 989         if (dev->pci_device < 0x2772)
 990                 tv_ctl |= TV_ENC_C0_FIX | TV_ENC_SDP_FIX;
 991
 992         I915_WRITE(TV_H_CTL_1, hctl1);
 993         I915_WRITE(TV_H_CTL_2, hctl2);
 994         I915_WRITE(TV_H_CTL_3, hctl3);
 995         I915_WRITE(TV_V_CTL_1, vctl1);
 996         I915_WRITE(TV_V_CTL_2, vctl2);
 997         I915_WRITE(TV_V_CTL_3, vctl3);
 998         I915_WRITE(TV_V_CTL_4, vctl4);
 999         I915_WRITE(TV_V_CTL_5, vctl5);
1000         I915_WRITE(TV_V_CTL_6, vctl6);
1001         I915_WRITE(TV_V_CTL_7, vctl7);
1002         I915_WRITE(TV_SC_CTL_1, scctl1);
1003         I915_WRITE(TV_SC_CTL_2, scctl2);
1004         I915_WRITE(TV_SC_CTL_3, scctl3);
1005
1006         if (color_conversion) {
1007                 I915_WRITE(TV_CSC_Y, (color_conversion->ry << 16) |
1008                            color_conversion->gy);
1009                 I915_WRITE(TV_CSC_Y2, (color_conversion->by << 16) |
1010                            color_conversion->ay);
1011                 I915_WRITE(TV_CSC_U, (color_conversion->ru << 16) |
1012                            color_conversion->gu);
1013                 I915_WRITE(TV_CSC_U2, (color_conversion->bu << 16) |
1014                            color_conversion->au);
1015                 I915_WRITE(TV_CSC_V, (color_conversion->rv << 16) |
1016                            color_conversion->gv);
1017                 I915_WRITE(TV_CSC_V2, (color_conversion->bv << 16) |
1018                            color_conversion->av);
1019         }
1020
1021         if (INTEL_INFO(dev)->gen >= 4)
1022                 I915_WRITE(TV_CLR_KNOBS, 0x00404000);
1023         else
1024                 I915_WRITE(TV_CLR_KNOBS, 0x00606000);
1025
1026         if (video_levels)
1027                 I915_WRITE(TV_CLR_LEVEL,
1028                            ((video_levels->black << TV_BLACK_LEVEL_SHIFT) |
1029                             (video_levels->blank << TV_BLANK_LEVEL_SHIFT)));
1030         {
1031                 int pipeconf_reg = PIPECONF(pipe);
1032                 int dspcntr_reg = DSPCNTR(intel_crtc->plane);
1033                 int pipeconf = I915_READ(pipeconf_reg);
1034                 int dspcntr = I915_READ(dspcntr_reg);
1035                 int dspbase_reg = DSPADDR(intel_crtc->plane);
1036                 int xpos = 0x0, ypos = 0x0;
1037                 unsigned int xsize, ysize;
1038                 /* Pipe must be off here */
1039                 I915_WRITE(dspcntr_reg, dspcntr & ~DISPLAY_PLANE_ENABLE);
1040                 /* Flush the plane changes */
1041                 I915_WRITE(dspbase_reg, I915_READ(dspbase_reg));
1042
1043                 /* Wait for vblank for the disable to take effect */
1044                 if (IS_GEN2(dev))
1045                         intel_wait_for_vblank(dev, intel_crtc->pipe);
1046
1047                 I915_WRITE(pipeconf_reg, pipeconf & ~PIPECONF_ENABLE);
1048                 /* Wait for vblank for the disable to take effect. */
1049                 intel_wait_for_pipe_off(dev, intel_crtc->pipe);
1050
1051                 /* Filter ctl must be set before TV_WIN_SIZE */
1052                 I915_WRITE(TV_FILTER_CTL_1, TV_AUTO_SCALE);
1053                 xsize = tv_mode->hblank_start - tv_mode->hblank_end;
1054                 if (tv_mode->progressive)
1055                         ysize = tv_mode->nbr_end + 1;
1056                 else
1057                         ysize = 2*tv_mode->nbr_end + 1;
1058
1059                 xpos += intel_tv->margin[TV_MARGIN_LEFT];
1060                 ypos += intel_tv->margin[TV_MARGIN_TOP];
1061                 xsize -= (intel_tv->margin[TV_MARGIN_LEFT] +
1062                           intel_tv->margin[TV_MARGIN_RIGHT]);
1063                 ysize -= (intel_tv->margin[TV_MARGIN_TOP] +
1064                           intel_tv->margin[TV_MARGIN_BOTTOM]);
1065                 I915_WRITE(TV_WIN_POS, (xpos<<16)|ypos);
1066                 I915_WRITE(TV_WIN_SIZE, (xsize<<16)|ysize);
1067
1068                 I915_WRITE(pipeconf_reg, pipeconf);
1069                 I915_WRITE(dspcntr_reg, dspcntr);
1070                 /* Flush the plane changes */
1071                 I915_WRITE(dspbase_reg, I915_READ(dspbase_reg));
1072         }
1073
1074         j = 0;
1075         for (i = 0; i < 60; i++)
1076                 I915_WRITE(TV_H_LUMA_0 + (i<<2), tv_mode->filter_table[j++]);
1077         for (i = 0; i < 60; i++)
1078                 I915_WRITE(TV_H_CHROMA_0 + (i<<2), tv_mode->filter_table[j++]);
1079         for (i = 0; i < 43; i++)
1080                 I915_WRITE(TV_V_LUMA_0 + (i<<2), tv_mode->filter_table[j++]);
1081         for (i = 0; i < 43; i++)
1082                 I915_WRITE(TV_V_CHROMA_0 + (i<<2), tv_mode->filter_table[j++]);
1083         I915_WRITE(TV_DAC, I915_READ(TV_DAC) & TV_DAC_SAVE);
1084         I915_WRITE(TV_CTL, tv_ctl);
1085 }
1086
1087 static const struct drm_display_mode reported_modes[] = {
1088         {
1089                 .name = "NTSC 480i",
1090                 .clock = 107520,
1091                 .hdisplay = 1280,
1092                 .hsync_start = 1368,
1093                 .hsync_end = 1496,
1094                 .htotal = 1712,
1095
1096                 .vdisplay = 1024,
1097                 .vsync_start = 1027,
1098                 .vsync_end = 1034,
1099                 .vtotal = 1104,
1100                 .type = DRM_MODE_TYPE_DRIVER,
1101         },
1102 };
1103
1104 /**
1105  * Detects TV presence by checking for load.
1106  *
1107  * Requires that the current pipe's DPLL is active.
1108
1109  * \return true if TV is connected.
1110  * \return false if TV is disconnected.
1111  */
1112 static int
1113 intel_tv_detect_type(struct intel_tv *intel_tv,
1114                       struct drm_connector *connector)
1115 {
1116         struct drm_encoder *encoder = &intel_tv->base.base;
1117         struct drm_crtc *crtc = encoder->crtc;
1118         struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
1119         struct drm_device *dev = encoder->dev;
1120         struct drm_i915_private *dev_priv = dev->dev_private;
1121         unsigned long irqflags;
1122         u32 tv_ctl, save_tv_ctl;
1123         u32 tv_dac, save_tv_dac;
1124         int type;
1125
1126         /* Disable TV interrupts around load detect or we'll recurse */
1127         if (connector->polled & DRM_CONNECTOR_POLL_HPD) {
1128                 spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
1129                 i915_disable_pipestat(dev_priv, 0,
1130                                       PIPE_HOTPLUG_INTERRUPT_ENABLE |
1131                                       PIPE_HOTPLUG_TV_INTERRUPT_ENABLE);
1132                 spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
1133         }
1134
1135         save_tv_dac = tv_dac = I915_READ(TV_DAC);
1136         save_tv_ctl = tv_ctl = I915_READ(TV_CTL);
1137
1138         /* Poll for TV detection */
1139         tv_ctl &= ~(TV_ENC_ENABLE | TV_TEST_MODE_MASK);
1140         tv_ctl |= TV_TEST_MODE_MONITOR_DETECT;
1141         if (intel_crtc->pipe == 1)
1142                 tv_ctl |= TV_ENC_PIPEB_SELECT;
1143         else
1144                 tv_ctl &= ~TV_ENC_PIPEB_SELECT;
1145
1146         tv_dac &= ~(TVDAC_SENSE_MASK | DAC_A_MASK | DAC_B_MASK | DAC_C_MASK);
1147         tv_dac |= (TVDAC_STATE_CHG_EN |
1148                    TVDAC_A_SENSE_CTL |
1149                    TVDAC_B_SENSE_CTL |
1150                    TVDAC_C_SENSE_CTL |
1151                    DAC_CTL_OVERRIDE |
1152                    DAC_A_0_7_V |
1153                    DAC_B_0_7_V |
1154                    DAC_C_0_7_V);
1155
1156
1157         /*
1158          * The TV sense state should be cleared to zero on cantiga platform. Otherwise
1159          * the TV is misdetected. This is hardware requirement.
1160          */
1161         if (IS_GM45(dev))
1162                 tv_dac &= ~(TVDAC_STATE_CHG_EN | TVDAC_A_SENSE_CTL |
1163                             TVDAC_B_SENSE_CTL | TVDAC_C_SENSE_CTL);
1164
1165         I915_WRITE(TV_CTL, tv_ctl);
1166         I915_WRITE(TV_DAC, tv_dac);
1167         POSTING_READ(TV_DAC);
1168
1169         intel_wait_for_vblank(intel_tv->base.base.dev,
1170                               to_intel_crtc(intel_tv->base.base.crtc)->pipe);
1171
1172         type = -1;
1173         tv_dac = I915_READ(TV_DAC);
1174         DRM_DEBUG_KMS("TV detected: %x, %x\n", tv_ctl, tv_dac);
1175         /*
1176          *  A B C
1177          *  0 1 1 Composite
1178          *  1 0 X svideo
1179          *  0 0 0 Component
1180          */
1181         if ((tv_dac & TVDAC_SENSE_MASK) == (TVDAC_B_SENSE | TVDAC_C_SENSE)) {
1182                 DRM_DEBUG_KMS("Detected Composite TV connection\n");
1183                 type = DRM_MODE_CONNECTOR_Composite;
1184         } else if ((tv_dac & (TVDAC_A_SENSE|TVDAC_B_SENSE)) == TVDAC_A_SENSE) {
1185                 DRM_DEBUG_KMS("Detected S-Video TV connection\n");
1186                 type = DRM_MODE_CONNECTOR_SVIDEO;
1187         } else if ((tv_dac & TVDAC_SENSE_MASK) == 0) {
1188                 DRM_DEBUG_KMS("Detected Component TV connection\n");
1189                 type = DRM_MODE_CONNECTOR_Component;
1190         } else {
1191                 DRM_DEBUG_KMS("Unrecognised TV connection\n");
1192                 type = -1;
1193         }
1194
1195         I915_WRITE(TV_DAC, save_tv_dac & ~TVDAC_STATE_CHG_EN);
1196         I915_WRITE(TV_CTL, save_tv_ctl);
1197         POSTING_READ(TV_CTL);
1198
1199         /* For unknown reasons the hw barfs if we don't do this vblank wait. */
1200         intel_wait_for_vblank(intel_tv->base.base.dev,
1201                               to_intel_crtc(intel_tv->base.base.crtc)->pipe);
1202
1203         /* Restore interrupt config */
1204         if (connector->polled & DRM_CONNECTOR_POLL_HPD) {
1205                 spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
1206                 i915_enable_pipestat(dev_priv, 0,
1207                                      PIPE_HOTPLUG_INTERRUPT_ENABLE |
1208                                      PIPE_HOTPLUG_TV_INTERRUPT_ENABLE);
1209                 spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
1210         }
1211
1212         return type;
1213 }
1214
1215 /*
1216  * Here we set accurate tv format according to connector type
1217  * i.e Component TV should not be assigned by NTSC or PAL
1218  */
1219 static void intel_tv_find_better_format(struct drm_connector *connector)
1220 {
1221         struct intel_tv *intel_tv = intel_attached_tv(connector);
1222         const struct tv_mode *tv_mode = intel_tv_mode_find(intel_tv);
1223         int i;
1224
1225         if ((intel_tv->type == DRM_MODE_CONNECTOR_Component) ==
1226                 tv_mode->component_only)
1227                 return;
1228
1229
1230         for (i = 0; i < sizeof(tv_modes) / sizeof(*tv_modes); i++) {
1231                 tv_mode = tv_modes + i;
1232
1233                 if ((intel_tv->type == DRM_MODE_CONNECTOR_Component) ==
1234                         tv_mode->component_only)
1235                         break;
1236         }
1237
1238         intel_tv->tv_format = tv_mode->name;
1239         drm_connector_property_set_value(connector,
1240                 connector->dev->mode_config.tv_mode_property, i);
1241 }
1242
1243 /**
1244  * Detect the TV connection.
1245  *
1246  * Currently this always returns CONNECTOR_STATUS_UNKNOWN, as we need to be sure
1247  * we have a pipe programmed in order to probe the TV.
1248  */
1249 static enum drm_connector_status
1250 intel_tv_detect(struct drm_connector *connector, bool force)
1251 {
1252         struct drm_display_mode mode;
1253         struct intel_tv *intel_tv = intel_attached_tv(connector);
1254         int type;
1255
1256         mode = reported_modes[0];
1257
1258         if (force) {
1259                 struct intel_load_detect_pipe tmp;
1260
1261                 if (intel_get_load_detect_pipe(&intel_tv->base, connector,
1262                                                &mode, &tmp)) {
1263                         type = intel_tv_detect_type(intel_tv, connector);
1264                         intel_release_load_detect_pipe(&intel_tv->base,
1265                                                        connector,
1266                                                        &tmp);
1267                 } else
1268                         return connector_status_unknown;
1269         } else
1270                 return connector->status;
1271
1272         if (type < 0)
1273                 return connector_status_disconnected;
1274
1275         intel_tv->type = type;
1276         intel_tv_find_better_format(connector);
1277
1278         return connector_status_connected;
1279 }
1280
1281 static const struct input_res {
1282         const char *name;
1283         int w, h;
1284 } input_res_table[] = {
1285         {"640x480", 640, 480},
1286         {"800x600", 800, 600},
1287         {"1024x768", 1024, 768},
1288         {"1280x1024", 1280, 1024},
1289         {"848x480", 848, 480},
1290         {"1280x720", 1280, 720},
1291         {"1920x1080", 1920, 1080},
1292 };
1293
1294 /*
1295  * Chose preferred mode  according to line number of TV format
1296  */
1297 static void
1298 intel_tv_chose_preferred_modes(struct drm_connector *connector,
1299                                struct drm_display_mode *mode_ptr)
1300 {
1301         struct intel_tv *intel_tv = intel_attached_tv(connector);
1302         const struct tv_mode *tv_mode = intel_tv_mode_find(intel_tv);
1303
1304         if (tv_mode->nbr_end < 480 && mode_ptr->vdisplay == 480)
1305                 mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
1306         else if (tv_mode->nbr_end > 480) {
1307                 if (tv_mode->progressive == true && tv_mode->nbr_end < 720) {
1308                         if (mode_ptr->vdisplay == 720)
1309                                 mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
1310                 } else if (mode_ptr->vdisplay == 1080)
1311                                 mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
1312         }
1313 }
1314
1315 /**
1316  * Stub get_modes function.
1317  *
1318  * This should probably return a set of fixed modes, unless we can figure out
1319  * how to probe modes off of TV connections.
1320  */
1321
1322 static int
1323 intel_tv_get_modes(struct drm_connector *connector)
1324 {
1325         struct drm_display_mode *mode_ptr;
1326         struct intel_tv *intel_tv = intel_attached_tv(connector);
1327         const struct tv_mode *tv_mode = intel_tv_mode_find(intel_tv);
1328         int j, count = 0;
1329         u64 tmp;
1330
1331         for (j = 0; j < ARRAY_SIZE(input_res_table);
1332              j++) {
1333                 const struct input_res *input = &input_res_table[j];
1334                 unsigned int hactive_s = input->w;
1335                 unsigned int vactive_s = input->h;
1336
1337                 if (tv_mode->max_srcw && input->w > tv_mode->max_srcw)
1338                         continue;
1339
1340                 if (input->w > 1024 && (!tv_mode->progressive
1341                                         && !tv_mode->component_only))
1342                         continue;
1343
1344                 mode_ptr = drm_mode_create(connector->dev);
1345                 if (!mode_ptr)
1346                         continue;
1347                 strncpy(mode_ptr->name, input->name, DRM_DISPLAY_MODE_LEN);
1348
1349                 mode_ptr->hdisplay = hactive_s;
1350                 mode_ptr->hsync_start = hactive_s + 1;
1351                 mode_ptr->hsync_end = hactive_s + 64;
1352                 if (mode_ptr->hsync_end <= mode_ptr->hsync_start)
1353                         mode_ptr->hsync_end = mode_ptr->hsync_start + 1;
1354                 mode_ptr->htotal = hactive_s + 96;
1355
1356                 mode_ptr->vdisplay = vactive_s;
1357                 mode_ptr->vsync_start = vactive_s + 1;
1358                 mode_ptr->vsync_end = vactive_s + 32;
1359                 if (mode_ptr->vsync_end <= mode_ptr->vsync_start)
1360                         mode_ptr->vsync_end = mode_ptr->vsync_start  + 1;
1361                 mode_ptr->vtotal = vactive_s + 33;
1362
1363                 tmp = (u64) tv_mode->refresh * mode_ptr->vtotal;
1364                 tmp *= mode_ptr->htotal;
1365                 tmp = div_u64(tmp, 1000000);
1366                 mode_ptr->clock = (int) tmp;
1367
1368                 mode_ptr->type = DRM_MODE_TYPE_DRIVER;
1369                 intel_tv_chose_preferred_modes(connector, mode_ptr);
1370                 drm_mode_probed_add(connector, mode_ptr);
1371                 count++;
1372         }
1373
1374         return count;
1375 }
1376
1377 static void
1378 intel_tv_destroy(struct drm_connector *connector)
1379 {
1380         drm_sysfs_connector_remove(connector);
1381         drm_connector_cleanup(connector);
1382         kfree(connector);
1383 }
1384
1385
1386 static int
1387 intel_tv_set_property(struct drm_connector *connector, struct drm_property *property,
1388                       uint64_t val)
1389 {
1390         struct drm_device *dev = connector->dev;
1391         struct intel_tv *intel_tv = intel_attached_tv(connector);
1392         struct drm_crtc *crtc = intel_tv->base.base.crtc;
1393         int ret = 0;
1394         bool changed = false;
1395
1396         ret = drm_connector_property_set_value(connector, property, val);
1397         if (ret < 0)
1398                 goto out;
1399
1400         if (property == dev->mode_config.tv_left_margin_property &&
1401                 intel_tv->margin[TV_MARGIN_LEFT] != val) {
1402                 intel_tv->margin[TV_MARGIN_LEFT] = val;
1403                 changed = true;
1404         } else if (property == dev->mode_config.tv_right_margin_property &&
1405                 intel_tv->margin[TV_MARGIN_RIGHT] != val) {
1406                 intel_tv->margin[TV_MARGIN_RIGHT] = val;
1407                 changed = true;
1408         } else if (property == dev->mode_config.tv_top_margin_property &&
1409                 intel_tv->margin[TV_MARGIN_TOP] != val) {
1410                 intel_tv->margin[TV_MARGIN_TOP] = val;
1411                 changed = true;
1412         } else if (property == dev->mode_config.tv_bottom_margin_property &&
1413                 intel_tv->margin[TV_MARGIN_BOTTOM] != val) {
1414                 intel_tv->margin[TV_MARGIN_BOTTOM] = val;
1415                 changed = true;
1416         } else if (property == dev->mode_config.tv_mode_property) {
1417                 if (val >= ARRAY_SIZE(tv_modes)) {
1418                         ret = -EINVAL;
1419                         goto out;
1420                 }
1421                 if (!strcmp(intel_tv->tv_format, tv_modes[val].name))
1422                         goto out;
1423
1424                 intel_tv->tv_format = tv_modes[val].name;
1425                 changed = true;
1426         } else {
1427                 ret = -EINVAL;
1428                 goto out;
1429         }
1430
1431         if (changed && crtc)
1432                 drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
1433                                 crtc->y, crtc->fb);
1434 out:
1435         return ret;
1436 }
1437
1438 static const struct drm_encoder_helper_funcs intel_tv_helper_funcs = {
1439         .dpms = intel_tv_dpms,
1440         .mode_fixup = intel_tv_mode_fixup,
1441         .prepare = intel_encoder_prepare,
1442         .mode_set = intel_tv_mode_set,
1443         .commit = intel_encoder_commit,
1444 };
1445
1446 static const struct drm_connector_funcs intel_tv_connector_funcs = {
1447         .dpms = drm_helper_connector_dpms,
1448         .detect = intel_tv_detect,
1449         .destroy = intel_tv_destroy,
1450         .set_property = intel_tv_set_property,
1451         .fill_modes = drm_helper_probe_single_connector_modes,
1452 };
1453
1454 static const struct drm_connector_helper_funcs intel_tv_connector_helper_funcs = {
1455         .mode_valid = intel_tv_mode_valid,
1456         .get_modes = intel_tv_get_modes,
1457         .best_encoder = intel_best_encoder,
1458 };
1459
1460 static const struct drm_encoder_funcs intel_tv_enc_funcs = {
1461         .destroy = intel_encoder_destroy,
1462 };
1463
1464 /*
1465  * Enumerate the child dev array parsed from VBT to check whether
1466  * the integrated TV is present.
1467  * If it is present, return 1.
1468  * If it is not present, return false.
1469  * If no child dev is parsed from VBT, it assumes that the TV is present.
1470  */
1471 static int tv_is_present_in_vbt(struct drm_device *dev)
1472 {
1473         struct drm_i915_private *dev_priv = dev->dev_private;
1474         struct child_device_config *p_child;
1475         int i, ret;
1476
1477         if (!dev_priv->child_dev_num)
1478                 return 1;
1479
1480         ret = 0;
1481         for (i = 0; i < dev_priv->child_dev_num; i++) {
1482                 p_child = dev_priv->child_dev + i;
1483                 /*
1484                  * If the device type is not TV, continue.
1485                  */
1486                 if (p_child->device_type != DEVICE_TYPE_INT_TV &&
1487                         p_child->device_type != DEVICE_TYPE_TV)
1488                         continue;
1489                 /* Only when the addin_offset is non-zero, it is regarded
1490                  * as present.
1491                  */
1492                 if (p_child->addin_offset) {
1493                         ret = 1;
1494                         break;
1495                 }
1496         }
1497         return ret;
1498 }
1499
1500 void
1501 intel_tv_init(struct drm_device *dev)
1502 {
1503         struct drm_i915_private *dev_priv = dev->dev_private;
1504         struct drm_connector *connector;
1505         struct intel_tv *intel_tv;
1506         struct intel_encoder *intel_encoder;
1507         struct intel_connector *intel_connector;
1508         u32 tv_dac_on, tv_dac_off, save_tv_dac;
1509         char *tv_format_names[ARRAY_SIZE(tv_modes)];
1510         int i, initial_mode = 0;
1511
1512         if ((I915_READ(TV_CTL) & TV_FUSE_STATE_MASK) == TV_FUSE_STATE_DISABLED)
1513                 return;
1514
1515         if (!tv_is_present_in_vbt(dev)) {
1516                 DRM_DEBUG_KMS("Integrated TV is not present.\n");
1517                 return;
1518         }
1519         /* Even if we have an encoder we may not have a connector */
1520         if (!dev_priv->int_tv_support)
1521                 return;
1522
1523         /*
1524          * Sanity check the TV output by checking to see if the
1525          * DAC register holds a value
1526          */
1527         save_tv_dac = I915_READ(TV_DAC);
1528
1529         I915_WRITE(TV_DAC, save_tv_dac | TVDAC_STATE_CHG_EN);
1530         tv_dac_on = I915_READ(TV_DAC);
1531
1532         I915_WRITE(TV_DAC, save_tv_dac & ~TVDAC_STATE_CHG_EN);
1533         tv_dac_off = I915_READ(TV_DAC);
1534
1535         I915_WRITE(TV_DAC, save_tv_dac);
1536
1537         /*
1538          * If the register does not hold the state change enable
1539          * bit, (either as a 0 or a 1), assume it doesn't really
1540          * exist
1541          */
1542         if ((tv_dac_on & TVDAC_STATE_CHG_EN) == 0 ||
1543             (tv_dac_off & TVDAC_STATE_CHG_EN) != 0)
1544                 return;
1545
1546         intel_tv = kzalloc(sizeof(struct intel_tv), GFP_KERNEL);
1547         if (!intel_tv) {
1548                 return;
1549         }
1550
1551         intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
1552         if (!intel_connector) {
1553                 kfree(intel_tv);
1554                 return;
1555         }
1556
1557         intel_encoder = &intel_tv->base;
1558         connector = &intel_connector->base;
1559
1560         /* The documentation, for the older chipsets at least, recommend
1561          * using a polling method rather than hotplug detection for TVs.
1562          * This is because in order to perform the hotplug detection, the PLLs
1563          * for the TV must be kept alive increasing power drain and starving
1564          * bandwidth from other encoders. Notably for instance, it causes
1565          * pipe underruns on Crestline when this encoder is supposedly idle.
1566          *
1567          * More recent chipsets favour HDMI rather than integrated S-Video.
1568          */
1569         connector->polled = DRM_CONNECTOR_POLL_CONNECT;
1570
1571         drm_connector_init(dev, connector, &intel_tv_connector_funcs,
1572                            DRM_MODE_CONNECTOR_SVIDEO);
1573
1574         drm_encoder_init(dev, &intel_encoder->base, &intel_tv_enc_funcs,
1575                          DRM_MODE_ENCODER_TVDAC);
1576
1577         intel_connector_attach_encoder(intel_connector, intel_encoder);
1578         intel_encoder->type = INTEL_OUTPUT_TVOUT;
1579         intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
1580         intel_encoder->clone_mask = (1 << INTEL_TV_CLONE_BIT);
1581         intel_encoder->base.possible_crtcs = ((1 << 0) | (1 << 1));
1582         intel_encoder->base.possible_clones = (1 << INTEL_OUTPUT_TVOUT);
1583         intel_tv->type = DRM_MODE_CONNECTOR_Unknown;
1584
1585         /* BIOS margin values */
1586         intel_tv->margin[TV_MARGIN_LEFT] = 54;
1587         intel_tv->margin[TV_MARGIN_TOP] = 36;
1588         intel_tv->margin[TV_MARGIN_RIGHT] = 46;
1589         intel_tv->margin[TV_MARGIN_BOTTOM] = 37;
1590
1591         intel_tv->tv_format = tv_modes[initial_mode].name;
1592
1593         drm_encoder_helper_add(&intel_encoder->base, &intel_tv_helper_funcs);
1594         drm_connector_helper_add(connector, &intel_tv_connector_helper_funcs);
1595         connector->interlace_allowed = false;
1596         connector->doublescan_allowed = false;
1597
1598         /* Create TV properties then attach current values */
1599         for (i = 0; i < ARRAY_SIZE(tv_modes); i++)
1600                 tv_format_names[i] = (char *)tv_modes[i].name;
1601         drm_mode_create_tv_properties(dev,
1602                                       ARRAY_SIZE(tv_modes),
1603                                       tv_format_names);
1604
1605         drm_connector_attach_property(connector, dev->mode_config.tv_mode_property,
1606                                    initial_mode);
1607         drm_connector_attach_property(connector,
1608                                    dev->mode_config.tv_left_margin_property,
1609                                    intel_tv->margin[TV_MARGIN_LEFT]);
1610         drm_connector_attach_property(connector,
1611                                    dev->mode_config.tv_top_margin_property,
1612                                    intel_tv->margin[TV_MARGIN_TOP]);
1613         drm_connector_attach_property(connector,
1614                                    dev->mode_config.tv_right_margin_property,
1615                                    intel_tv->margin[TV_MARGIN_RIGHT]);
1616         drm_connector_attach_property(connector,
1617                                    dev->mode_config.tv_bottom_margin_property,
1618                                    intel_tv->margin[TV_MARGIN_BOTTOM]);
1619         drm_sysfs_connector_add(connector);
1620 }