drivers/video/via/hw.h

   1 /*
   2  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
   3  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
   4
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public
   7  * License as published by the Free Software Foundation;
   8  * either version 2, or (at your option) any later version.
   9
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
  12  * the implied warranty of MERCHANTABILITY or FITNESS FOR
  13  * A PARTICULAR PURPOSE.See the GNU General Public License
  14  * for more details.
  15
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc.,
  19  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  20  */
  21
  22 #ifndef __HW_H__
  23 #define __HW_H__
  24
  25 #include <linux/seq_file.h>
  26
  27 #include "viamode.h"
  28 #include "global.h"
  29 #include "via_modesetting.h"
  30
  31 #define viafb_read_reg(p, i)                    via_read_reg(p, i)
  32 #define viafb_write_reg(i, p, d)                via_write_reg(p, i, d)
  33 #define viafb_write_reg_mask(i, p, d, m)        via_write_reg_mask(p, i, d, m)
  34
  35 /* VIA output devices */
  36 #define VIA_LDVP0       0x00000001
  37 #define VIA_LDVP1       0x00000002
  38 #define VIA_DVP0        0x00000004
  39 #define VIA_CRT         0x00000010
  40 #define VIA_DVP1        0x00000020
  41 #define VIA_LVDS1       0x00000040
  42 #define VIA_LVDS2       0x00000080
  43
  44 /* VIA output device power states */
  45 #define VIA_STATE_ON            0
  46 #define VIA_STATE_STANDBY       1
  47 #define VIA_STATE_SUSPEND       2
  48 #define VIA_STATE_OFF           3
  49
  50 /* VIA output device sync polarity */
  51 #define VIA_HSYNC_NEGATIVE      0x01
  52 #define VIA_VSYNC_NEGATIVE      0x02
  53
  54 /**********************************************************/
  55 /* Definition IGA2 Design Method of CRTC Shadow Registers */
  56 /**********************************************************/
  57 #define IGA2_HOR_TOTAL_SHADOW_FORMULA(x)           ((x/8)-5)
  58 #define IGA2_HOR_BLANK_END_SHADOW_FORMULA(x, y)     (((x+y)/8)-1)
  59 #define IGA2_VER_TOTAL_SHADOW_FORMULA(x)           ((x)-2)
  60 #define IGA2_VER_ADDR_SHADOW_FORMULA(x)            ((x)-1)
  61 #define IGA2_VER_BLANK_START_SHADOW_FORMULA(x)     ((x)-1)
  62 #define IGA2_VER_BLANK_END_SHADOW_FORMULA(x, y)     ((x+y)-1)
  63 #define IGA2_VER_SYNC_START_SHADOW_FORMULA(x)      (x)
  64 #define IGA2_VER_SYNC_END_SHADOW_FORMULA(x, y)      (x+y)
  65
  66 /* Define Register Number for IGA2 Shadow CRTC Timing */
  67
  68 /* location: {CR6D,0,7},{CR71,3,3} */
  69 #define IGA2_SHADOW_HOR_TOTAL_REG_NUM       2
  70 /* location: {CR6E,0,7} */
  71 #define IGA2_SHADOW_HOR_BLANK_END_REG_NUM   1
  72 /* location: {CR6F,0,7},{CR71,0,2} */
  73 #define IGA2_SHADOW_VER_TOTAL_REG_NUM       2
  74 /* location: {CR70,0,7},{CR71,4,6} */
  75 #define IGA2_SHADOW_VER_ADDR_REG_NUM        2
  76 /* location: {CR72,0,7},{CR74,4,6} */
  77 #define IGA2_SHADOW_VER_BLANK_START_REG_NUM 2
  78 /* location: {CR73,0,7},{CR74,0,2} */
  79 #define IGA2_SHADOW_VER_BLANK_END_REG_NUM   2
  80 /* location: {CR75,0,7},{CR76,4,6} */
  81 #define IGA2_SHADOW_VER_SYNC_START_REG_NUM  2
  82 /* location: {CR76,0,3} */
  83 #define IGA2_SHADOW_VER_SYNC_END_REG_NUM    1
  84
  85 /* Define Fetch Count Register*/
  86
  87 /* location: {SR1C,0,7},{SR1D,0,1} */
  88 #define IGA1_FETCH_COUNT_REG_NUM        2
  89 /* 16 bytes alignment. */
  90 #define IGA1_FETCH_COUNT_ALIGN_BYTE     16
  91 /* x: H resolution, y: color depth */
  92 #define IGA1_FETCH_COUNT_PATCH_VALUE    4
  93 #define IGA1_FETCH_COUNT_FORMULA(x, y)   \
  94         (((x*y)/IGA1_FETCH_COUNT_ALIGN_BYTE) + IGA1_FETCH_COUNT_PATCH_VALUE)
  95
  96 /* location: {CR65,0,7},{CR67,2,3} */
  97 #define IGA2_FETCH_COUNT_REG_NUM        2
  98 #define IGA2_FETCH_COUNT_ALIGN_BYTE     16
  99 #define IGA2_FETCH_COUNT_PATCH_VALUE    0
 100 #define IGA2_FETCH_COUNT_FORMULA(x, y)   \
 101         (((x*y)/IGA2_FETCH_COUNT_ALIGN_BYTE) + IGA2_FETCH_COUNT_PATCH_VALUE)
 102
 103 /* Staring Address*/
 104
 105 /* location: {CR0C,0,7},{CR0D,0,7},{CR34,0,7},{CR48,0,1} */
 106 #define IGA1_STARTING_ADDR_REG_NUM      4
 107 /* location: {CR62,1,7},{CR63,0,7},{CR64,0,7} */
 108 #define IGA2_STARTING_ADDR_REG_NUM      3
 109
 110 /* Define Display OFFSET*/
 111 /* These value are by HW suggested value*/
 112 /* location: {SR17,0,7} */
 113 #define K800_IGA1_FIFO_MAX_DEPTH                384
 114 /* location: {SR16,0,5},{SR16,7,7} */
 115 #define K800_IGA1_FIFO_THRESHOLD                328
 116 /* location: {SR18,0,5},{SR18,7,7} */
 117 #define K800_IGA1_FIFO_HIGH_THRESHOLD           296
 118 /* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
 119                                 /* because HW only 5 bits */
 120 #define K800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      0
 121
 122 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 123 #define K800_IGA2_FIFO_MAX_DEPTH                384
 124 /* location: {CR68,0,3},{CR95,4,6} */
 125 #define K800_IGA2_FIFO_THRESHOLD                328
 126 /* location: {CR92,0,3},{CR95,0,2} */
 127 #define K800_IGA2_FIFO_HIGH_THRESHOLD           296
 128 /* location: {CR94,0,6} */
 129 #define K800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM      128
 130
 131 /* location: {SR17,0,7} */
 132 #define P880_IGA1_FIFO_MAX_DEPTH                192
 133 /* location: {SR16,0,5},{SR16,7,7} */
 134 #define P880_IGA1_FIFO_THRESHOLD                128
 135 /* location: {SR18,0,5},{SR18,7,7} */
 136 #define P880_IGA1_FIFO_HIGH_THRESHOLD           64
 137 /* location: {SR22,0,4}. (128/4) =64, K800 must be set zero, */
 138                                 /* because HW only 5 bits */
 139 #define P880_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      0
 140
 141 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 142 #define P880_IGA2_FIFO_MAX_DEPTH                96
 143 /* location: {CR68,0,3},{CR95,4,6} */
 144 #define P880_IGA2_FIFO_THRESHOLD                64
 145 /* location: {CR92,0,3},{CR95,0,2} */
 146 #define P880_IGA2_FIFO_HIGH_THRESHOLD           32
 147 /* location: {CR94,0,6} */
 148 #define P880_IGA2_DISPLAY_QUEUE_EXPIRE_NUM      128
 149
 150 /* VT3314 chipset*/
 151
 152 /* location: {SR17,0,7} */
 153 #define CN700_IGA1_FIFO_MAX_DEPTH               96
 154 /* location: {SR16,0,5},{SR16,7,7} */
 155 #define CN700_IGA1_FIFO_THRESHOLD               80
 156 /* location: {SR18,0,5},{SR18,7,7} */
 157 #define CN700_IGA1_FIFO_HIGH_THRESHOLD          64
 158 /* location: {SR22,0,4}. (128/4) =64, P800 must be set zero,
 159                                 because HW only 5 bits */
 160 #define CN700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     0
 161 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 162 #define CN700_IGA2_FIFO_MAX_DEPTH               96
 163 /* location: {CR68,0,3},{CR95,4,6} */
 164 #define CN700_IGA2_FIFO_THRESHOLD               80
 165 /* location: {CR92,0,3},{CR95,0,2} */
 166 #define CN700_IGA2_FIFO_HIGH_THRESHOLD          32
 167 /* location: {CR94,0,6} */
 168 #define CN700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
 169
 170 /* For VT3324, these values are suggested by HW */
 171 /* location: {SR17,0,7} */
 172 #define CX700_IGA1_FIFO_MAX_DEPTH               192
 173 /* location: {SR16,0,5},{SR16,7,7} */
 174 #define CX700_IGA1_FIFO_THRESHOLD               128
 175 /* location: {SR18,0,5},{SR18,7,7} */
 176 #define CX700_IGA1_FIFO_HIGH_THRESHOLD          128
 177 /* location: {SR22,0,4} */
 178 #define CX700_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     124
 179
 180 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 181 #define CX700_IGA2_FIFO_MAX_DEPTH               96
 182 /* location: {CR68,0,3},{CR95,4,6} */
 183 #define CX700_IGA2_FIFO_THRESHOLD               64
 184 /* location: {CR92,0,3},{CR95,0,2} */
 185 #define CX700_IGA2_FIFO_HIGH_THRESHOLD          32
 186 /* location: {CR94,0,6} */
 187 #define CX700_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
 188
 189 /* VT3336 chipset*/
 190 /* location: {SR17,0,7} */
 191 #define K8M890_IGA1_FIFO_MAX_DEPTH               360
 192 /* location: {SR16,0,5},{SR16,7,7} */
 193 #define K8M890_IGA1_FIFO_THRESHOLD               328
 194 /* location: {SR18,0,5},{SR18,7,7} */
 195 #define K8M890_IGA1_FIFO_HIGH_THRESHOLD          296
 196 /* location: {SR22,0,4}. */
 197 #define K8M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     124
 198
 199 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 200 #define K8M890_IGA2_FIFO_MAX_DEPTH               360
 201 /* location: {CR68,0,3},{CR95,4,6} */
 202 #define K8M890_IGA2_FIFO_THRESHOLD               328
 203 /* location: {CR92,0,3},{CR95,0,2} */
 204 #define K8M890_IGA2_FIFO_HIGH_THRESHOLD          296
 205 /* location: {CR94,0,6} */
 206 #define K8M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     124
 207
 208 /* VT3327 chipset*/
 209 /* location: {SR17,0,7} */
 210 #define P4M890_IGA1_FIFO_MAX_DEPTH               96
 211 /* location: {SR16,0,5},{SR16,7,7} */
 212 #define P4M890_IGA1_FIFO_THRESHOLD               76
 213 /* location: {SR18,0,5},{SR18,7,7} */
 214 #define P4M890_IGA1_FIFO_HIGH_THRESHOLD          64
 215 /* location: {SR22,0,4}. (32/4) =8 */
 216 #define P4M890_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     32
 217 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 218 #define P4M890_IGA2_FIFO_MAX_DEPTH               96
 219 /* location: {CR68,0,3},{CR95,4,6} */
 220 #define P4M890_IGA2_FIFO_THRESHOLD               76
 221 /* location: {CR92,0,3},{CR95,0,2} */
 222 #define P4M890_IGA2_FIFO_HIGH_THRESHOLD          64
 223 /* location: {CR94,0,6} */
 224 #define P4M890_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     32
 225
 226 /* VT3364 chipset*/
 227 /* location: {SR17,0,7} */
 228 #define P4M900_IGA1_FIFO_MAX_DEPTH               96
 229 /* location: {SR16,0,5},{SR16,7,7} */
 230 #define P4M900_IGA1_FIFO_THRESHOLD               76
 231 /* location: {SR18,0,5},{SR18,7,7} */
 232 #define P4M900_IGA1_FIFO_HIGH_THRESHOLD          76
 233 /* location: {SR22,0,4}. */
 234 #define P4M900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     32
 235 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 236 #define P4M900_IGA2_FIFO_MAX_DEPTH               96
 237 /* location: {CR68,0,3},{CR95,4,6} */
 238 #define P4M900_IGA2_FIFO_THRESHOLD               76
 239 /* location: {CR92,0,3},{CR95,0,2} */
 240 #define P4M900_IGA2_FIFO_HIGH_THRESHOLD          76
 241 /* location: {CR94,0,6} */
 242 #define P4M900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     32
 243
 244 /* For VT3353, these values are suggested by HW */
 245 /* location: {SR17,0,7} */
 246 #define VX800_IGA1_FIFO_MAX_DEPTH               192
 247 /* location: {SR16,0,5},{SR16,7,7} */
 248 #define VX800_IGA1_FIFO_THRESHOLD               152
 249 /* location: {SR18,0,5},{SR18,7,7} */
 250 #define VX800_IGA1_FIFO_HIGH_THRESHOLD          152
 251 /* location: {SR22,0,4} */
 252 #define VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM      64
 253 /* location: {CR68,4,7},{CR94,7,7},{CR95,7,7} */
 254 #define VX800_IGA2_FIFO_MAX_DEPTH               96
 255 /* location: {CR68,0,3},{CR95,4,6} */
 256 #define VX800_IGA2_FIFO_THRESHOLD               64
 257 /* location: {CR92,0,3},{CR95,0,2} */
 258 #define VX800_IGA2_FIFO_HIGH_THRESHOLD          32
 259 /* location: {CR94,0,6} */
 260 #define VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
 261
 262 /* For VT3409 */
 263 #define VX855_IGA1_FIFO_MAX_DEPTH               400
 264 #define VX855_IGA1_FIFO_THRESHOLD               320
 265 #define VX855_IGA1_FIFO_HIGH_THRESHOLD          320
 266 #define VX855_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     160
 267
 268 #define VX855_IGA2_FIFO_MAX_DEPTH               200
 269 #define VX855_IGA2_FIFO_THRESHOLD               160
 270 #define VX855_IGA2_FIFO_HIGH_THRESHOLD          160
 271 #define VX855_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     320
 272
 273 /* For VT3410 */
 274 #define VX900_IGA1_FIFO_MAX_DEPTH               400
 275 #define VX900_IGA1_FIFO_THRESHOLD               320
 276 #define VX900_IGA1_FIFO_HIGH_THRESHOLD          320
 277 #define VX900_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     160
 278
 279 #define VX900_IGA2_FIFO_MAX_DEPTH               192
 280 #define VX900_IGA2_FIFO_THRESHOLD               160
 281 #define VX900_IGA2_FIFO_HIGH_THRESHOLD          160
 282 #define VX900_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     320
 283
 284 #define IGA1_FIFO_DEPTH_SELECT_REG_NUM          1
 285 #define IGA1_FIFO_THRESHOLD_REG_NUM             2
 286 #define IGA1_FIFO_HIGH_THRESHOLD_REG_NUM        2
 287 #define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM   1
 288
 289 #define IGA2_FIFO_DEPTH_SELECT_REG_NUM          3
 290 #define IGA2_FIFO_THRESHOLD_REG_NUM             2
 291 #define IGA2_FIFO_HIGH_THRESHOLD_REG_NUM        2
 292 #define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM   1
 293
 294 #define IGA1_FIFO_DEPTH_SELECT_FORMULA(x)                   ((x/2)-1)
 295 #define IGA1_FIFO_THRESHOLD_FORMULA(x)                      (x/4)
 296 #define IGA1_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x)            (x/4)
 297 #define IGA1_FIFO_HIGH_THRESHOLD_FORMULA(x)                 (x/4)
 298 #define IGA2_FIFO_DEPTH_SELECT_FORMULA(x)                   (((x/2)/4)-1)
 299 #define IGA2_FIFO_THRESHOLD_FORMULA(x)                      (x/4)
 300 #define IGA2_DISPLAY_QUEUE_EXPIRE_NUM_FORMULA(x)            (x/4)
 301 #define IGA2_FIFO_HIGH_THRESHOLD_FORMULA(x)                 (x/4)
 302
 303 /************************************************************************/
 304 /*  LCD Timing                                                          */
 305 /************************************************************************/
 306
 307 /* 500 ms = 500000 us */
 308 #define LCD_POWER_SEQ_TD0               500000
 309 /* 50 ms = 50000 us */
 310 #define LCD_POWER_SEQ_TD1               50000
 311 /* 0 us */
 312 #define LCD_POWER_SEQ_TD2               0
 313 /* 210 ms = 210000 us */
 314 #define LCD_POWER_SEQ_TD3               210000
 315 /* 2^10 * (1/14.31818M) = 71.475 us (K400.revA) */
 316 #define CLE266_POWER_SEQ_UNIT           71
 317 /* 2^11 * (1/14.31818M) = 142.95 us (K400.revB) */
 318 #define K800_POWER_SEQ_UNIT             142
 319 /* 2^13 * (1/14.31818M) = 572.1 us */
 320 #define P880_POWER_SEQ_UNIT             572
 321
 322 #define CLE266_POWER_SEQ_FORMULA(x)     ((x)/CLE266_POWER_SEQ_UNIT)
 323 #define K800_POWER_SEQ_FORMULA(x)       ((x)/K800_POWER_SEQ_UNIT)
 324 #define P880_POWER_SEQ_FORMULA(x)       ((x)/P880_POWER_SEQ_UNIT)
 325
 326 /* location: {CR8B,0,7},{CR8F,0,3} */
 327 #define LCD_POWER_SEQ_TD0_REG_NUM       2
 328 /* location: {CR8C,0,7},{CR8F,4,7} */
 329 #define LCD_POWER_SEQ_TD1_REG_NUM       2
 330 /* location: {CR8D,0,7},{CR90,0,3} */
 331 #define LCD_POWER_SEQ_TD2_REG_NUM       2
 332 /* location: {CR8E,0,7},{CR90,4,7} */
 333 #define LCD_POWER_SEQ_TD3_REG_NUM       2
 334
 335 /* LCD Scaling factor*/
 336 /* x: indicate setting horizontal size*/
 337 /* y: indicate panel horizontal size*/
 338
 339 /* Horizontal scaling factor 10 bits (2^10) */
 340 #define CLE266_LCD_HOR_SCF_FORMULA(x, y)   (((x-1)*1024)/(y-1))
 341 /* Vertical scaling factor 10 bits (2^10) */
 342 #define CLE266_LCD_VER_SCF_FORMULA(x, y)   (((x-1)*1024)/(y-1))
 343 /* Horizontal scaling factor 10 bits (2^12) */
 344 #define K800_LCD_HOR_SCF_FORMULA(x, y)     (((x-1)*4096)/(y-1))
 345 /* Vertical scaling factor 10 bits (2^11) */
 346 #define K800_LCD_VER_SCF_FORMULA(x, y)     (((x-1)*2048)/(y-1))
 347
 348 /* location: {CR9F,0,1},{CR77,0,7},{CR79,4,5} */
 349 #define LCD_HOR_SCALING_FACTOR_REG_NUM  3
 350 /* location: {CR79,3,3},{CR78,0,7},{CR79,6,7} */
 351 #define LCD_VER_SCALING_FACTOR_REG_NUM  3
 352 /* location: {CR77,0,7},{CR79,4,5} */
 353 #define LCD_HOR_SCALING_FACTOR_REG_NUM_CLE  2
 354 /* location: {CR78,0,7},{CR79,6,7} */
 355 #define LCD_VER_SCALING_FACTOR_REG_NUM_CLE  2
 356
 357 struct io_register {
 358         u8 io_addr;
 359         u8 start_bit;
 360         u8 end_bit;
 361 };
 362
 363 /*****************************************************
 364 **      Define IGA2 Shadow Display Timing         ****
 365 *****************************************************/
 366
 367 /* IGA2 Shadow Horizontal Total */
 368 struct iga2_shadow_hor_total {
 369         int reg_num;
 370         struct io_register reg[IGA2_SHADOW_HOR_TOTAL_REG_NUM];
 371 };
 372
 373 /* IGA2 Shadow Horizontal Blank End */
 374 struct iga2_shadow_hor_blank_end {
 375         int reg_num;
 376         struct io_register reg[IGA2_SHADOW_HOR_BLANK_END_REG_NUM];
 377 };
 378
 379 /* IGA2 Shadow Vertical Total */
 380 struct iga2_shadow_ver_total {
 381         int reg_num;
 382         struct io_register reg[IGA2_SHADOW_VER_TOTAL_REG_NUM];
 383 };
 384
 385 /* IGA2 Shadow Vertical Addressable Video */
 386 struct iga2_shadow_ver_addr {
 387         int reg_num;
 388         struct io_register reg[IGA2_SHADOW_VER_ADDR_REG_NUM];
 389 };
 390
 391 /* IGA2 Shadow Vertical Blank Start */
 392 struct iga2_shadow_ver_blank_start {
 393         int reg_num;
 394         struct io_register reg[IGA2_SHADOW_VER_BLANK_START_REG_NUM];
 395 };
 396
 397 /* IGA2 Shadow Vertical Blank End */
 398 struct iga2_shadow_ver_blank_end {
 399         int reg_num;
 400         struct io_register reg[IGA2_SHADOW_VER_BLANK_END_REG_NUM];
 401 };
 402
 403 /* IGA2 Shadow Vertical Sync Start */
 404 struct iga2_shadow_ver_sync_start {
 405         int reg_num;
 406         struct io_register reg[IGA2_SHADOW_VER_SYNC_START_REG_NUM];
 407 };
 408
 409 /* IGA2 Shadow Vertical Sync End */
 410 struct iga2_shadow_ver_sync_end {
 411         int reg_num;
 412         struct io_register reg[IGA2_SHADOW_VER_SYNC_END_REG_NUM];
 413 };
 414
 415 /* IGA1 Fetch Count Register */
 416 struct iga1_fetch_count {
 417         int reg_num;
 418         struct io_register reg[IGA1_FETCH_COUNT_REG_NUM];
 419 };
 420
 421 /* IGA2 Fetch Count Register */
 422 struct iga2_fetch_count {
 423         int reg_num;
 424         struct io_register reg[IGA2_FETCH_COUNT_REG_NUM];
 425 };
 426
 427 struct fetch_count {
 428         struct iga1_fetch_count iga1_fetch_count_reg;
 429         struct iga2_fetch_count iga2_fetch_count_reg;
 430 };
 431
 432 /* Starting Address Register */
 433 struct iga1_starting_addr {
 434         int reg_num;
 435         struct io_register reg[IGA1_STARTING_ADDR_REG_NUM];
 436 };
 437
 438 struct iga2_starting_addr {
 439         int reg_num;
 440         struct io_register reg[IGA2_STARTING_ADDR_REG_NUM];
 441 };
 442
 443 struct starting_addr {
 444         struct iga1_starting_addr iga1_starting_addr_reg;
 445         struct iga2_starting_addr iga2_starting_addr_reg;
 446 };
 447
 448 /* LCD Power Sequence Timer */
 449 struct lcd_pwd_seq_td0 {
 450         int reg_num;
 451         struct io_register reg[LCD_POWER_SEQ_TD0_REG_NUM];
 452 };
 453
 454 struct lcd_pwd_seq_td1 {
 455         int reg_num;
 456         struct io_register reg[LCD_POWER_SEQ_TD1_REG_NUM];
 457 };
 458
 459 struct lcd_pwd_seq_td2 {
 460         int reg_num;
 461         struct io_register reg[LCD_POWER_SEQ_TD2_REG_NUM];
 462 };
 463
 464 struct lcd_pwd_seq_td3 {
 465         int reg_num;
 466         struct io_register reg[LCD_POWER_SEQ_TD3_REG_NUM];
 467 };
 468
 469 struct _lcd_pwd_seq_timer {
 470         struct lcd_pwd_seq_td0 td0;
 471         struct lcd_pwd_seq_td1 td1;
 472         struct lcd_pwd_seq_td2 td2;
 473         struct lcd_pwd_seq_td3 td3;
 474 };
 475
 476 /* LCD Scaling Factor */
 477 struct _lcd_hor_scaling_factor {
 478         int reg_num;
 479         struct io_register reg[LCD_HOR_SCALING_FACTOR_REG_NUM];
 480 };
 481
 482 struct _lcd_ver_scaling_factor {
 483         int reg_num;
 484         struct io_register reg[LCD_VER_SCALING_FACTOR_REG_NUM];
 485 };
 486
 487 struct _lcd_scaling_factor {
 488         struct _lcd_hor_scaling_factor lcd_hor_scaling_factor;
 489         struct _lcd_ver_scaling_factor lcd_ver_scaling_factor;
 490 };
 491
 492 struct pll_limit {
 493         u16 multiplier_min;
 494         u16 multiplier_max;
 495         u8 divisor;
 496         u8 rshift;
 497 };
 498
 499 struct rgbLUT {
 500         u8 red;
 501         u8 green;
 502         u8 blue;
 503 };
 504
 505 struct lcd_pwd_seq_timer {
 506         u16 td0;
 507         u16 td1;
 508         u16 td2;
 509         u16 td3;
 510 };
 511
 512 /* Display FIFO Relation Registers*/
 513 struct iga1_fifo_depth_select {
 514         int reg_num;
 515         struct io_register reg[IGA1_FIFO_DEPTH_SELECT_REG_NUM];
 516 };
 517
 518 struct iga1_fifo_threshold_select {
 519         int reg_num;
 520         struct io_register reg[IGA1_FIFO_THRESHOLD_REG_NUM];
 521 };
 522
 523 struct iga1_fifo_high_threshold_select {
 524         int reg_num;
 525         struct io_register reg[IGA1_FIFO_HIGH_THRESHOLD_REG_NUM];
 526 };
 527
 528 struct iga1_display_queue_expire_num {
 529         int reg_num;
 530         struct io_register reg[IGA1_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
 531 };
 532
 533 struct iga2_fifo_depth_select {
 534         int reg_num;
 535         struct io_register reg[IGA2_FIFO_DEPTH_SELECT_REG_NUM];
 536 };
 537
 538 struct iga2_fifo_threshold_select {
 539         int reg_num;
 540         struct io_register reg[IGA2_FIFO_THRESHOLD_REG_NUM];
 541 };
 542
 543 struct iga2_fifo_high_threshold_select {
 544         int reg_num;
 545         struct io_register reg[IGA2_FIFO_HIGH_THRESHOLD_REG_NUM];
 546 };
 547
 548 struct iga2_display_queue_expire_num {
 549         int reg_num;
 550         struct io_register reg[IGA2_DISPLAY_QUEUE_EXPIRE_NUM_REG_NUM];
 551 };
 552
 553 struct fifo_depth_select {
 554         struct iga1_fifo_depth_select iga1_fifo_depth_select_reg;
 555         struct iga2_fifo_depth_select iga2_fifo_depth_select_reg;
 556 };
 557
 558 struct fifo_threshold_select {
 559         struct iga1_fifo_threshold_select iga1_fifo_threshold_select_reg;
 560         struct iga2_fifo_threshold_select iga2_fifo_threshold_select_reg;
 561 };
 562
 563 struct fifo_high_threshold_select {
 564         struct iga1_fifo_high_threshold_select
 565          iga1_fifo_high_threshold_select_reg;
 566         struct iga2_fifo_high_threshold_select
 567          iga2_fifo_high_threshold_select_reg;
 568 };
 569
 570 struct display_queue_expire_num {
 571         struct iga1_display_queue_expire_num
 572          iga1_display_queue_expire_num_reg;
 573         struct iga2_display_queue_expire_num
 574          iga2_display_queue_expire_num_reg;
 575 };
 576
 577 struct iga2_shadow_crtc_timing {
 578         struct iga2_shadow_hor_total hor_total_shadow;
 579         struct iga2_shadow_hor_blank_end hor_blank_end_shadow;
 580         struct iga2_shadow_ver_total ver_total_shadow;
 581         struct iga2_shadow_ver_addr ver_addr_shadow;
 582         struct iga2_shadow_ver_blank_start ver_blank_start_shadow;
 583         struct iga2_shadow_ver_blank_end ver_blank_end_shadow;
 584         struct iga2_shadow_ver_sync_start ver_sync_start_shadow;
 585         struct iga2_shadow_ver_sync_end ver_sync_end_shadow;
 586 };
 587
 588 /* device ID */
 589 #define CLE266_FUNCTION3    0x3123
 590 #define KM400_FUNCTION3     0x3205
 591 #define CN400_FUNCTION2     0x2259
 592 #define CN400_FUNCTION3     0x3259
 593 /* support VT3314 chipset */
 594 #define CN700_FUNCTION2     0x2314
 595 #define CN700_FUNCTION3     0x3208
 596 /* VT3324 chipset */
 597 #define CX700_FUNCTION2     0x2324
 598 #define CX700_FUNCTION3     0x3324
 599 /* VT3204 chipset*/
 600 #define KM800_FUNCTION3      0x3204
 601 /* VT3336 chipset*/
 602 #define KM890_FUNCTION3      0x3336
 603 /* VT3327 chipset*/
 604 #define P4M890_FUNCTION3     0x3327
 605 /* VT3293 chipset*/
 606 #define CN750_FUNCTION3     0x3208
 607 /* VT3364 chipset*/
 608 #define P4M900_FUNCTION3    0x3364
 609 /* VT3353 chipset*/
 610 #define VX800_FUNCTION3     0x3353
 611 /* VT3409 chipset*/
 612 #define VX855_FUNCTION3     0x3409
 613 /* VT3410 chipset*/
 614 #define VX900_FUNCTION3     0x3410
 615
 616 struct IODATA {
 617         u8 Index;
 618         u8 Mask;
 619         u8 Data;
 620 };
 621
 622 struct pci_device_id_info {
 623         u32 vendor;
 624         u32 device;
 625         u32 chip_index;
 626 };
 627
 628 struct via_device_mapping {
 629         u32 device;
 630         const char *name;
 631 };
 632
 633 extern int viafb_SAMM_ON;
 634 extern int viafb_dual_fb;
 635 extern int viafb_LCD2_ON;
 636 extern int viafb_LCD_ON;
 637 extern int viafb_DVI_ON;
 638 extern int viafb_hotplug;
 639
 640 struct display_timing var_to_timing(const struct fb_var_screeninfo *var,
 641         u16 cxres, u16 cyres);
 642 void viafb_fill_crtc_timing(const struct fb_var_screeninfo *var,
 643         u16 cxres, u16 cyres, int iga);
 644 void viafb_set_vclock(u32 CLK, int set_iga);
 645 void viafb_load_reg(int timing_value, int viafb_load_reg_num,
 646         struct io_register *reg,
 647               int io_type);
 648 void via_set_source(u32 devices, u8 iga);
 649 void via_set_state(u32 devices, u8 state);
 650 void via_set_sync_polarity(u32 devices, u8 polarity);
 651 u32 via_parse_odev(char *input, char **end);
 652 void via_odev_to_seq(struct seq_file *m, u32 odev);
 653 void init_ad9389(void);
 654 /* Access I/O Function */
 655 void viafb_lock_crt(void);
 656 void viafb_unlock_crt(void);
 657 void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga);
 658 void viafb_write_regx(struct io_reg RegTable[], int ItemNum);
 659 void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active);
 660 void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
 661                                         *p_gfx_dpa_setting);
 662
 663 int viafb_setmode(void);
 664 void viafb_fill_var_timing_info(struct fb_var_screeninfo *var,
 665         const struct fb_videomode *mode);
 666 void viafb_init_chip_info(int chip_type);
 667 void viafb_init_dac(int set_iga);
 668 int viafb_get_refresh(int hres, int vres, u32 float_refresh);
 669 void viafb_update_device_setting(int hres, int vres, int bpp, int flag);
 670
 671 void viafb_set_iga_path(void);
 672 void viafb_set_primary_color_register(u8 index, u8 red, u8 green, u8 blue);
 673 void viafb_set_secondary_color_register(u8 index, u8 red, u8 green, u8 blue);
 674 void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len);
 675
 676 #endif /* __HW_H__ */