1 /* 2 * Copyright © 2006-2016 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 * 23 * Authors: 24 * Eric Anholt <eric@anholt.net> 25 * 26 */ 27 28 /* 29 * This information is private to VBT parsing in intel_bios.c. 30 * 31 * Please do NOT include anywhere else. 32 */ 33 #ifndef _INTEL_BIOS_PRIVATE 34 #error "intel_vbt_defs.h is private to intel_bios.c" 35 #endif 36 37 #ifndef _INTEL_VBT_DEFS_H_ 38 #define _INTEL_VBT_DEFS_H_ 39 40 #include "intel_bios.h" 41 42 /** 43 * struct vbt_header - VBT Header structure 44 * @signature: VBT signature, always starts with "$VBT" 45 * @version: Version of this structure 46 * @header_size: Size of this structure 47 * @vbt_size: Size of VBT (VBT Header, BDB Header and data blocks) 48 * @vbt_checksum: Checksum 49 * @reserved0: Reserved 50 * @bdb_offset: Offset of &struct bdb_header from beginning of VBT 51 * @aim_offset: Offsets of add-in data blocks from beginning of VBT 52 */ 53 struct vbt_header { 54 u8 signature[20]; 55 u16 version; 56 u16 header_size; 57 u16 vbt_size; 58 u8 vbt_checksum; 59 u8 reserved0; 60 u32 bdb_offset; 61 u32 aim_offset[4]; 62 } __packed; 63 64 /** 65 * struct bdb_header - BDB Header structure 66 * @signature: BDB signature "BIOS_DATA_BLOCK" 67 * @version: Version of the data block definitions 68 * @header_size: Size of this structure 69 * @bdb_size: Size of BDB (BDB Header and data blocks) 70 */ 71 struct bdb_header { 72 u8 signature[16]; 73 u16 version; 74 u16 header_size; 75 u16 bdb_size; 76 } __packed; 77 78 /* 79 * There are several types of BIOS data blocks (BDBs), each block has 80 * an ID and size in the first 3 bytes (ID in first, size in next 2). 81 * Known types are listed below. 82 */ 83 enum bdb_block_id { 84 BDB_GENERAL_FEATURES = 1, 85 BDB_GENERAL_DEFINITIONS = 2, 86 BDB_OLD_TOGGLE_LIST = 3, 87 BDB_MODE_SUPPORT_LIST = 4, 88 BDB_GENERIC_MODE_TABLE = 5, 89 BDB_EXT_MMIO_REGS = 6, 90 BDB_SWF_IO = 7, 91 BDB_SWF_MMIO = 8, 92 BDB_PSR = 9, 93 BDB_MODE_REMOVAL_TABLE = 10, 94 BDB_CHILD_DEVICE_TABLE = 11, 95 BDB_DRIVER_FEATURES = 12, 96 BDB_DRIVER_PERSISTENCE = 13, 97 BDB_EXT_TABLE_PTRS = 14, 98 BDB_DOT_CLOCK_OVERRIDE = 15, 99 BDB_DISPLAY_SELECT = 16, 100 BDB_DRIVER_ROTATION = 18, 101 BDB_DISPLAY_REMOVE = 19, 102 BDB_OEM_CUSTOM = 20, 103 BDB_EFP_LIST = 21, /* workarounds for VGA hsync/vsync */ 104 BDB_SDVO_LVDS_OPTIONS = 22, 105 BDB_SDVO_PANEL_DTDS = 23, 106 BDB_SDVO_LVDS_PNP_IDS = 24, 107 BDB_SDVO_LVDS_POWER_SEQ = 25, 108 BDB_TV_OPTIONS = 26, 109 BDB_EDP = 27, 110 BDB_LVDS_OPTIONS = 40, 111 BDB_LVDS_LFP_DATA_PTRS = 41, 112 BDB_LVDS_LFP_DATA = 42, 113 BDB_LVDS_BACKLIGHT = 43, 114 BDB_LVDS_POWER = 44, 115 BDB_MIPI_CONFIG = 52, 116 BDB_MIPI_SEQUENCE = 53, 117 BDB_SKIP = 254, /* VBIOS private block, ignore */ 118 }; 119 120 /* 121 * Block 1 - General Bit Definitions 122 */ 123 124 struct bdb_general_features { 125 /* bits 1 */ 126 u8 panel_fitting:2; 127 u8 flexaim:1; 128 u8 msg_enable:1; 129 u8 clear_screen:3; 130 u8 color_flip:1; 131 132 /* bits 2 */ 133 u8 download_ext_vbt:1; 134 u8 enable_ssc:1; 135 u8 ssc_freq:1; 136 u8 enable_lfp_on_override:1; 137 u8 disable_ssc_ddt:1; 138 u8 underscan_vga_timings:1; 139 u8 display_clock_mode:1; 140 u8 vbios_hotplug_support:1; 141 142 /* bits 3 */ 143 u8 disable_smooth_vision:1; 144 u8 single_dvi:1; 145 u8 rotate_180:1; /* 181 */ 146 u8 fdi_rx_polarity_inverted:1; 147 u8 vbios_extended_mode:1; /* 160 */ 148 u8 copy_ilfp_dtd_to_sdvo_lvds_dtd:1; /* 160 */ 149 u8 panel_best_fit_timing:1; /* 160 */ 150 u8 ignore_strap_state:1; /* 160 */ 151 152 /* bits 4 */ 153 u8 legacy_monitor_detect; 154 155 /* bits 5 */ 156 u8 int_crt_support:1; 157 u8 int_tv_support:1; 158 u8 int_efp_support:1; 159 u8 dp_ssc_enable:1; /* PCH attached eDP supports SSC */ 160 u8 dp_ssc_freq:1; /* SSC freq for PCH attached eDP */ 161 u8 dp_ssc_dongle_supported:1; 162 u8 rsvd11:2; /* finish byte */ 163 } __packed; 164 165 /* 166 * Block 2 - General Bytes Definition 167 */ 168 169 /* pre-915 */ 170 #define GPIO_PIN_DVI_LVDS 0x03 /* "DVI/LVDS DDC GPIO pins" */ 171 #define GPIO_PIN_ADD_I2C 0x05 /* "ADDCARD I2C GPIO pins" */ 172 #define GPIO_PIN_ADD_DDC 0x04 /* "ADDCARD DDC GPIO pins" */ 173 #define GPIO_PIN_ADD_DDC_I2C 0x06 /* "ADDCARD DDC/I2C GPIO pins" */ 174 175 /* Pre 915 */ 176 #define DEVICE_TYPE_NONE 0x00 177 #define DEVICE_TYPE_CRT 0x01 178 #define DEVICE_TYPE_TV 0x09 179 #define DEVICE_TYPE_EFP 0x12 180 #define DEVICE_TYPE_LFP 0x22 181 /* On 915+ */ 182 #define DEVICE_TYPE_CRT_DPMS 0x6001 183 #define DEVICE_TYPE_CRT_DPMS_HOTPLUG 0x4001 184 #define DEVICE_TYPE_TV_COMPOSITE 0x0209 185 #define DEVICE_TYPE_TV_MACROVISION 0x0289 186 #define DEVICE_TYPE_TV_RF_COMPOSITE 0x020c 187 #define DEVICE_TYPE_TV_SVIDEO_COMPOSITE 0x0609 188 #define DEVICE_TYPE_TV_SCART 0x0209 189 #define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009 190 #define DEVICE_TYPE_EFP_HOTPLUG_PWR 0x6012 191 #define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR 0x6052 192 #define DEVICE_TYPE_EFP_DVI_I 0x6053 193 #define DEVICE_TYPE_EFP_DVI_D_DUAL 0x6152 194 #define DEVICE_TYPE_EFP_DVI_D_HDCP 0x60d2 195 #define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR 0x6062 196 #define DEVICE_TYPE_OPENLDI_DUALPIX 0x6162 197 #define DEVICE_TYPE_LFP_PANELLINK 0x5012 198 #define DEVICE_TYPE_LFP_CMOS_PWR 0x5042 199 #define DEVICE_TYPE_LFP_LVDS_PWR 0x5062 200 #define DEVICE_TYPE_LFP_LVDS_DUAL 0x5162 201 #define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP 0x51e2 202 203 /* Add the device class for LFP, TV, HDMI */ 204 #define DEVICE_TYPE_INT_LFP 0x1022 205 #define DEVICE_TYPE_INT_TV 0x1009 206 #define DEVICE_TYPE_HDMI 0x60D2 207 #define DEVICE_TYPE_DP 0x68C6 208 #define DEVICE_TYPE_DP_DUAL_MODE 0x60D6 209 #define DEVICE_TYPE_eDP 0x78C6 210 211 #define DEVICE_TYPE_CLASS_EXTENSION (1 << 15) 212 #define DEVICE_TYPE_POWER_MANAGEMENT (1 << 14) 213 #define DEVICE_TYPE_HOTPLUG_SIGNALING (1 << 13) 214 #define DEVICE_TYPE_INTERNAL_CONNECTOR (1 << 12) 215 #define DEVICE_TYPE_NOT_HDMI_OUTPUT (1 << 11) 216 #define DEVICE_TYPE_MIPI_OUTPUT (1 << 10) 217 #define DEVICE_TYPE_COMPOSITE_OUTPUT (1 << 9) 218 #define DEVICE_TYPE_DUAL_CHANNEL (1 << 8) 219 #define DEVICE_TYPE_HIGH_SPEED_LINK (1 << 6) 220 #define DEVICE_TYPE_LVDS_SIGNALING (1 << 5) 221 #define DEVICE_TYPE_TMDS_DVI_SIGNALING (1 << 4) 222 #define DEVICE_TYPE_VIDEO_SIGNALING (1 << 3) 223 #define DEVICE_TYPE_DISPLAYPORT_OUTPUT (1 << 2) 224 #define DEVICE_TYPE_DIGITAL_OUTPUT (1 << 1) 225 #define DEVICE_TYPE_ANALOG_OUTPUT (1 << 0) 226 227 /* 228 * Bits we care about when checking for DEVICE_TYPE_eDP. Depending on the 229 * system, the other bits may or may not be set for eDP outputs. 230 */ 231 #define DEVICE_TYPE_eDP_BITS \ 232 (DEVICE_TYPE_INTERNAL_CONNECTOR | \ 233 DEVICE_TYPE_MIPI_OUTPUT | \ 234 DEVICE_TYPE_COMPOSITE_OUTPUT | \ 235 DEVICE_TYPE_DUAL_CHANNEL | \ 236 DEVICE_TYPE_LVDS_SIGNALING | \ 237 DEVICE_TYPE_TMDS_DVI_SIGNALING | \ 238 DEVICE_TYPE_VIDEO_SIGNALING | \ 239 DEVICE_TYPE_DISPLAYPORT_OUTPUT | \ 240 DEVICE_TYPE_ANALOG_OUTPUT) 241 242 #define DEVICE_TYPE_DP_DUAL_MODE_BITS \ 243 (DEVICE_TYPE_INTERNAL_CONNECTOR | \ 244 DEVICE_TYPE_MIPI_OUTPUT | \ 245 DEVICE_TYPE_COMPOSITE_OUTPUT | \ 246 DEVICE_TYPE_LVDS_SIGNALING | \ 247 DEVICE_TYPE_TMDS_DVI_SIGNALING | \ 248 DEVICE_TYPE_VIDEO_SIGNALING | \ 249 DEVICE_TYPE_DISPLAYPORT_OUTPUT | \ 250 DEVICE_TYPE_DIGITAL_OUTPUT | \ 251 DEVICE_TYPE_ANALOG_OUTPUT) 252 253 #define DEVICE_CFG_NONE 0x00 254 #define DEVICE_CFG_12BIT_DVOB 0x01 255 #define DEVICE_CFG_12BIT_DVOC 0x02 256 #define DEVICE_CFG_24BIT_DVOBC 0x09 257 #define DEVICE_CFG_24BIT_DVOCB 0x0a 258 #define DEVICE_CFG_DUAL_DVOB 0x11 259 #define DEVICE_CFG_DUAL_DVOC 0x12 260 #define DEVICE_CFG_DUAL_DVOBC 0x13 261 #define DEVICE_CFG_DUAL_LINK_DVOBC 0x19 262 #define DEVICE_CFG_DUAL_LINK_DVOCB 0x1a 263 264 #define DEVICE_WIRE_NONE 0x00 265 #define DEVICE_WIRE_DVOB 0x01 266 #define DEVICE_WIRE_DVOC 0x02 267 #define DEVICE_WIRE_DVOBC 0x03 268 #define DEVICE_WIRE_DVOBB 0x05 269 #define DEVICE_WIRE_DVOCC 0x06 270 #define DEVICE_WIRE_DVOB_MASTER 0x0d 271 #define DEVICE_WIRE_DVOC_MASTER 0x0e 272 273 /* dvo_port pre BDB 155 */ 274 #define DEVICE_PORT_DVOA 0x00 /* none on 845+ */ 275 #define DEVICE_PORT_DVOB 0x01 276 #define DEVICE_PORT_DVOC 0x02 277 278 /* dvo_port BDB 155+ */ 279 #define DVO_PORT_HDMIA 0 280 #define DVO_PORT_HDMIB 1 281 #define DVO_PORT_HDMIC 2 282 #define DVO_PORT_HDMID 3 283 #define DVO_PORT_LVDS 4 284 #define DVO_PORT_TV 5 285 #define DVO_PORT_CRT 6 286 #define DVO_PORT_DPB 7 287 #define DVO_PORT_DPC 8 288 #define DVO_PORT_DPD 9 289 #define DVO_PORT_DPA 10 290 #define DVO_PORT_DPE 11 /* 193 */ 291 #define DVO_PORT_HDMIE 12 /* 193 */ 292 #define DVO_PORT_DPF 13 /* N/A */ 293 #define DVO_PORT_HDMIF 14 /* N/A */ 294 #define DVO_PORT_MIPIA 21 /* 171 */ 295 #define DVO_PORT_MIPIB 22 /* 171 */ 296 #define DVO_PORT_MIPIC 23 /* 171 */ 297 #define DVO_PORT_MIPID 24 /* 171 */ 298 299 #define HDMI_MAX_DATA_RATE_PLATFORM 0 /* 204 */ 300 #define HDMI_MAX_DATA_RATE_297 1 /* 204 */ 301 #define HDMI_MAX_DATA_RATE_165 2 /* 204 */ 302 303 #define LEGACY_CHILD_DEVICE_CONFIG_SIZE 33 304 305 /* DDC Bus DDI Type 155+ */ 306 enum vbt_gmbus_ddi { 307 DDC_BUS_DDI_B = 0x1, 308 DDC_BUS_DDI_C, 309 DDC_BUS_DDI_D, 310 DDC_BUS_DDI_F, 311 ICL_DDC_BUS_DDI_A = 0x1, 312 ICL_DDC_BUS_DDI_B, 313 TGL_DDC_BUS_DDI_C, 314 ICL_DDC_BUS_PORT_1 = 0x4, 315 ICL_DDC_BUS_PORT_2, 316 ICL_DDC_BUS_PORT_3, 317 ICL_DDC_BUS_PORT_4, 318 TGL_DDC_BUS_PORT_5, 319 TGL_DDC_BUS_PORT_6, 320 }; 321 322 #define DP_AUX_A 0x40 323 #define DP_AUX_B 0x10 324 #define DP_AUX_C 0x20 325 #define DP_AUX_D 0x30 326 #define DP_AUX_E 0x50 327 #define DP_AUX_F 0x60 328 329 #define VBT_DP_MAX_LINK_RATE_HBR3 0 330 #define VBT_DP_MAX_LINK_RATE_HBR2 1 331 #define VBT_DP_MAX_LINK_RATE_HBR 2 332 #define VBT_DP_MAX_LINK_RATE_LBR 3 333 334 /* 335 * The child device config, aka the display device data structure, provides a 336 * description of a port and its configuration on the platform. 337 * 338 * The child device config size has been increased, and fields have been added 339 * and their meaning has changed over time. Care must be taken when accessing 340 * basically any of the fields to ensure the correct interpretation for the BDB 341 * version in question. 342 * 343 * When we copy the child device configs to dev_priv->vbt.child_dev, we reserve 344 * space for the full structure below, and initialize the tail not actually 345 * present in VBT to zeros. Accessing those fields is fine, as long as the 346 * default zero is taken into account, again according to the BDB version. 347 * 348 * BDB versions 155 and below are considered legacy, and version 155 seems to be 349 * a baseline for some of the VBT documentation. When adding new fields, please 350 * include the BDB version when the field was added, if it's above that. 351 */ 352 struct child_device_config { 353 u16 handle; 354 u16 device_type; /* See DEVICE_TYPE_* above */ 355 356 union { 357 u8 device_id[10]; /* ascii string */ 358 struct { 359 u8 i2c_speed; 360 u8 dp_onboard_redriver; /* 158 */ 361 u8 dp_ondock_redriver; /* 158 */ 362 u8 hdmi_level_shifter_value:5; /* 169 */ 363 u8 hdmi_max_data_rate:3; /* 204 */ 364 u16 dtd_buf_ptr; /* 161 */ 365 u8 edidless_efp:1; /* 161 */ 366 u8 compression_enable:1; /* 198 */ 367 u8 compression_method:1; /* 198 */ 368 u8 ganged_edp:1; /* 202 */ 369 u8 reserved0:4; 370 u8 compression_structure_index:4; /* 198 */ 371 u8 reserved1:4; 372 u8 slave_port; /* 202 */ 373 u8 reserved2; 374 } __packed; 375 } __packed; 376 377 u16 addin_offset; 378 u8 dvo_port; /* See DEVICE_PORT_* and DVO_PORT_* above */ 379 u8 i2c_pin; 380 u8 slave_addr; 381 u8 ddc_pin; 382 u16 edid_ptr; 383 u8 dvo_cfg; /* See DEVICE_CFG_* above */ 384 385 union { 386 struct { 387 u8 dvo2_port; 388 u8 i2c2_pin; 389 u8 slave2_addr; 390 u8 ddc2_pin; 391 } __packed; 392 struct { 393 u8 efp_routed:1; /* 158 */ 394 u8 lane_reversal:1; /* 184 */ 395 u8 lspcon:1; /* 192 */ 396 u8 iboost:1; /* 196 */ 397 u8 hpd_invert:1; /* 196 */ 398 u8 use_vbt_vswing:1; /* 218 */ 399 u8 flag_reserved:2; 400 u8 hdmi_support:1; /* 158 */ 401 u8 dp_support:1; /* 158 */ 402 u8 tmds_support:1; /* 158 */ 403 u8 support_reserved:5; 404 u8 aux_channel; 405 u8 dongle_detect; 406 } __packed; 407 } __packed; 408 409 u8 pipe_cap:2; 410 u8 sdvo_stall:1; /* 158 */ 411 u8 hpd_status:2; 412 u8 integrated_encoder:1; 413 u8 capabilities_reserved:2; 414 u8 dvo_wiring; /* See DEVICE_WIRE_* above */ 415 416 union { 417 u8 dvo2_wiring; 418 u8 mipi_bridge_type; /* 171 */ 419 } __packed; 420 421 u16 extended_type; 422 u8 dvo_function; 423 u8 dp_usb_type_c:1; /* 195 */ 424 u8 tbt:1; /* 209 */ 425 u8 flags2_reserved:2; /* 195 */ 426 u8 dp_port_trace_length:4; /* 209 */ 427 u8 dp_gpio_index; /* 195 */ 428 u16 dp_gpio_pin_num; /* 195 */ 429 u8 dp_iboost_level:4; /* 196 */ 430 u8 hdmi_iboost_level:4; /* 196 */ 431 u8 dp_max_link_rate:2; /* 216 CNL+ */ 432 u8 dp_max_link_rate_reserved:6; /* 216 */ 433 } __packed; 434 435 struct bdb_general_definitions { 436 /* DDC GPIO */ 437 u8 crt_ddc_gmbus_pin; 438 439 /* DPMS bits */ 440 u8 dpms_acpi:1; 441 u8 skip_boot_crt_detect:1; 442 u8 dpms_aim:1; 443 u8 rsvd1:5; /* finish byte */ 444 445 /* boot device bits */ 446 u8 boot_display[2]; 447 u8 child_dev_size; 448 449 /* 450 * Device info: 451 * If TV is present, it'll be at devices[0]. 452 * LVDS will be next, either devices[0] or [1], if present. 453 * On some platforms the number of device is 6. But could be as few as 454 * 4 if both TV and LVDS are missing. 455 * And the device num is related with the size of general definition 456 * block. It is obtained by using the following formula: 457 * number = (block_size - sizeof(bdb_general_definitions))/ 458 * defs->child_dev_size; 459 */ 460 u8 devices[0]; 461 } __packed; 462 463 /* 464 * Block 9 - SRD Feature Block 465 */ 466 467 struct psr_table { 468 /* Feature bits */ 469 u8 full_link:1; 470 u8 require_aux_to_wakeup:1; 471 u8 feature_bits_rsvd:6; 472 473 /* Wait times */ 474 u8 idle_frames:4; 475 u8 lines_to_wait:3; 476 u8 wait_times_rsvd:1; 477 478 /* TP wake up time in multiple of 100 */ 479 u16 tp1_wakeup_time; 480 u16 tp2_tp3_wakeup_time; 481 } __packed; 482 483 struct bdb_psr { 484 struct psr_table psr_table[16]; 485 486 /* PSR2 TP2/TP3 wakeup time for 16 panels */ 487 u32 psr2_tp2_tp3_wakeup_time; 488 } __packed; 489 490 /* 491 * Block 12 - Driver Features Data Block 492 */ 493 494 #define BDB_DRIVER_FEATURE_NO_LVDS 0 495 #define BDB_DRIVER_FEATURE_INT_LVDS 1 496 #define BDB_DRIVER_FEATURE_SDVO_LVDS 2 497 #define BDB_DRIVER_FEATURE_INT_SDVO_LVDS 3 498 499 struct bdb_driver_features { 500 u8 boot_dev_algorithm:1; 501 u8 block_display_switch:1; 502 u8 allow_display_switch:1; 503 u8 hotplug_dvo:1; 504 u8 dual_view_zoom:1; 505 u8 int15h_hook:1; 506 u8 sprite_in_clone:1; 507 u8 primary_lfp_id:1; 508 509 u16 boot_mode_x; 510 u16 boot_mode_y; 511 u8 boot_mode_bpp; 512 u8 boot_mode_refresh; 513 514 u16 enable_lfp_primary:1; 515 u16 selective_mode_pruning:1; 516 u16 dual_frequency:1; 517 u16 render_clock_freq:1; /* 0: high freq; 1: low freq */ 518 u16 nt_clone_support:1; 519 u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */ 520 u16 sprite_display_assign:1; /* 0: secondary; 1: primary */ 521 u16 cui_aspect_scaling:1; 522 u16 preserve_aspect_ratio:1; 523 u16 sdvo_device_power_down:1; 524 u16 crt_hotplug:1; 525 u16 lvds_config:2; 526 u16 tv_hotplug:1; 527 u16 hdmi_config:2; 528 529 u8 static_display:1; 530 u8 reserved2:7; 531 u16 legacy_crt_max_x; 532 u16 legacy_crt_max_y; 533 u8 legacy_crt_max_refresh; 534 535 u8 hdmi_termination; 536 u8 custom_vbt_version; 537 /* Driver features data block */ 538 u16 rmpm_enabled:1; 539 u16 s2ddt_enabled:1; 540 u16 dpst_enabled:1; 541 u16 bltclt_enabled:1; 542 u16 adb_enabled:1; 543 u16 drrs_enabled:1; 544 u16 grs_enabled:1; 545 u16 gpmt_enabled:1; 546 u16 tbt_enabled:1; 547 u16 psr_enabled:1; 548 u16 ips_enabled:1; 549 u16 reserved3:4; 550 u16 pc_feature_valid:1; 551 } __packed; 552 553 /* 554 * Block 22 - SDVO LVDS General Options 555 */ 556 557 struct bdb_sdvo_lvds_options { 558 u8 panel_backlight; 559 u8 h40_set_panel_type; 560 u8 panel_type; 561 u8 ssc_clk_freq; 562 u16 als_low_trip; 563 u16 als_high_trip; 564 u8 sclalarcoeff_tab_row_num; 565 u8 sclalarcoeff_tab_row_size; 566 u8 coefficient[8]; 567 u8 panel_misc_bits_1; 568 u8 panel_misc_bits_2; 569 u8 panel_misc_bits_3; 570 u8 panel_misc_bits_4; 571 } __packed; 572 573 /* 574 * Block 23 - SDVO LVDS Panel DTDs 575 */ 576 577 struct lvds_dvo_timing { 578 u16 clock; /**< In 10khz */ 579 u8 hactive_lo; 580 u8 hblank_lo; 581 u8 hblank_hi:4; 582 u8 hactive_hi:4; 583 u8 vactive_lo; 584 u8 vblank_lo; 585 u8 vblank_hi:4; 586 u8 vactive_hi:4; 587 u8 hsync_off_lo; 588 u8 hsync_pulse_width_lo; 589 u8 vsync_pulse_width_lo:4; 590 u8 vsync_off_lo:4; 591 u8 vsync_pulse_width_hi:2; 592 u8 vsync_off_hi:2; 593 u8 hsync_pulse_width_hi:2; 594 u8 hsync_off_hi:2; 595 u8 himage_lo; 596 u8 vimage_lo; 597 u8 vimage_hi:4; 598 u8 himage_hi:4; 599 u8 h_border; 600 u8 v_border; 601 u8 rsvd1:3; 602 u8 digital:2; 603 u8 vsync_positive:1; 604 u8 hsync_positive:1; 605 u8 non_interlaced:1; 606 } __packed; 607 608 struct bdb_sdvo_panel_dtds { 609 struct lvds_dvo_timing dtds[4]; 610 } __packed; 611 612 /* 613 * Block 27 - eDP VBT Block 614 */ 615 616 #define EDP_18BPP 0 617 #define EDP_24BPP 1 618 #define EDP_30BPP 2 619 #define EDP_RATE_1_62 0 620 #define EDP_RATE_2_7 1 621 #define EDP_LANE_1 0 622 #define EDP_LANE_2 1 623 #define EDP_LANE_4 3 624 #define EDP_PREEMPHASIS_NONE 0 625 #define EDP_PREEMPHASIS_3_5dB 1 626 #define EDP_PREEMPHASIS_6dB 2 627 #define EDP_PREEMPHASIS_9_5dB 3 628 #define EDP_VSWING_0_4V 0 629 #define EDP_VSWING_0_6V 1 630 #define EDP_VSWING_0_8V 2 631 #define EDP_VSWING_1_2V 3 632 633 634 struct edp_fast_link_params { 635 u8 rate:4; 636 u8 lanes:4; 637 u8 preemphasis:4; 638 u8 vswing:4; 639 } __packed; 640 641 struct edp_pwm_delays { 642 u16 pwm_on_to_backlight_enable; 643 u16 backlight_disable_to_pwm_off; 644 } __packed; 645 646 struct edp_full_link_params { 647 u8 preemphasis:4; 648 u8 vswing:4; 649 } __packed; 650 651 struct bdb_edp { 652 struct edp_power_seq power_seqs[16]; 653 u32 color_depth; 654 struct edp_fast_link_params fast_link_params[16]; 655 u32 sdrrs_msa_timing_delay; 656 657 /* ith bit indicates enabled/disabled for (i+1)th panel */ 658 u16 edp_s3d_feature; /* 162 */ 659 u16 edp_t3_optimization; /* 165 */ 660 u64 edp_vswing_preemph; /* 173 */ 661 u16 fast_link_training; /* 182 */ 662 u16 dpcd_600h_write_required; /* 185 */ 663 struct edp_pwm_delays pwm_delays[16]; /* 186 */ 664 u16 full_link_params_provided; /* 199 */ 665 struct edp_full_link_params full_link_params[16]; /* 199 */ 666 } __packed; 667 668 /* 669 * Block 40 - LFP Data Block 670 */ 671 672 /* Mask for DRRS / Panel Channel / SSC / BLT control bits extraction */ 673 #define MODE_MASK 0x3 674 675 struct bdb_lvds_options { 676 u8 panel_type; 677 u8 panel_type2; /* 212 */ 678 /* LVDS capabilities, stored in a dword */ 679 u8 pfit_mode:2; 680 u8 pfit_text_mode_enhanced:1; 681 u8 pfit_gfx_mode_enhanced:1; 682 u8 pfit_ratio_auto:1; 683 u8 pixel_dither:1; 684 u8 lvds_edid:1; 685 u8 rsvd2:1; 686 u8 rsvd4; 687 /* LVDS Panel channel bits stored here */ 688 u32 lvds_panel_channel_bits; 689 /* LVDS SSC (Spread Spectrum Clock) bits stored here. */ 690 u16 ssc_bits; 691 u16 ssc_freq; 692 u16 ssc_ddt; 693 /* Panel color depth defined here */ 694 u16 panel_color_depth; 695 /* LVDS panel type bits stored here */ 696 u32 dps_panel_type_bits; 697 /* LVDS backlight control type bits stored here */ 698 u32 blt_control_type_bits; 699 700 u16 lcdvcc_s0_enable; /* 200 */ 701 u32 rotation; /* 228 */ 702 } __packed; 703 704 /* 705 * Block 41 - LFP Data Table Pointers 706 */ 707 708 /* LFP pointer table contains entries to the struct below */ 709 struct lvds_lfp_data_ptr { 710 u16 fp_timing_offset; /* offsets are from start of bdb */ 711 u8 fp_table_size; 712 u16 dvo_timing_offset; 713 u8 dvo_table_size; 714 u16 panel_pnp_id_offset; 715 u8 pnp_table_size; 716 } __packed; 717 718 struct bdb_lvds_lfp_data_ptrs { 719 u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */ 720 struct lvds_lfp_data_ptr ptr[16]; 721 } __packed; 722 723 /* 724 * Block 42 - LFP Data Tables 725 */ 726 727 /* LFP data has 3 blocks per entry */ 728 struct lvds_fp_timing { 729 u16 x_res; 730 u16 y_res; 731 u32 lvds_reg; 732 u32 lvds_reg_val; 733 u32 pp_on_reg; 734 u32 pp_on_reg_val; 735 u32 pp_off_reg; 736 u32 pp_off_reg_val; 737 u32 pp_cycle_reg; 738 u32 pp_cycle_reg_val; 739 u32 pfit_reg; 740 u32 pfit_reg_val; 741 u16 terminator; 742 } __packed; 743 744 struct lvds_pnp_id { 745 u16 mfg_name; 746 u16 product_code; 747 u32 serial; 748 u8 mfg_week; 749 u8 mfg_year; 750 } __packed; 751 752 struct lvds_lfp_data_entry { 753 struct lvds_fp_timing fp_timing; 754 struct lvds_dvo_timing dvo_timing; 755 struct lvds_pnp_id pnp_id; 756 } __packed; 757 758 struct bdb_lvds_lfp_data { 759 struct lvds_lfp_data_entry data[16]; 760 } __packed; 761 762 /* 763 * Block 43 - LFP Backlight Control Data Block 764 */ 765 766 #define BDB_BACKLIGHT_TYPE_NONE 0 767 #define BDB_BACKLIGHT_TYPE_PWM 2 768 769 struct lfp_backlight_data_entry { 770 u8 type:2; 771 u8 active_low_pwm:1; 772 u8 obsolete1:5; 773 u16 pwm_freq_hz; 774 u8 min_brightness; 775 u8 obsolete2; 776 u8 obsolete3; 777 } __packed; 778 779 struct lfp_backlight_control_method { 780 u8 type:4; 781 u8 controller:4; 782 } __packed; 783 784 struct bdb_lfp_backlight_data { 785 u8 entry_size; 786 struct lfp_backlight_data_entry data[16]; 787 u8 level[16]; 788 struct lfp_backlight_control_method backlight_control[16]; 789 } __packed; 790 791 /* 792 * Block 52 - MIPI Configuration Block 793 */ 794 795 #define MAX_MIPI_CONFIGURATIONS 6 796 797 struct bdb_mipi_config { 798 struct mipi_config config[MAX_MIPI_CONFIGURATIONS]; 799 struct mipi_pps_data pps[MAX_MIPI_CONFIGURATIONS]; 800 } __packed; 801 802 /* 803 * Block 53 - MIPI Sequence Block 804 */ 805 806 struct bdb_mipi_sequence { 807 u8 version; 808 u8 data[0]; /* up to 6 variable length blocks */ 809 } __packed; 810 811 #endif /* _INTEL_VBT_DEFS_H_ */ 812
