drivers/gpu/drm/i915/intel_vbt_defs.h

   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 /* strictly speaking, this is a "skip" block, but it has interesting info */
  79 struct vbios_data {
  80         u8 type; /* 0 == desktop, 1 == mobile */
  81         u8 relstage;
  82         u8 chipset;
  83         u8 lvds_present:1;
  84         u8 tv_present:1;
  85         u8 rsvd2:6; /* finish byte */
  86         u8 rsvd3[4];
  87         u8 signon[155];
  88         u8 copyright[61];
  89         u16 code_segment;
  90         u8 dos_boot_mode;
  91         u8 bandwidth_percent;
  92         u8 rsvd4; /* popup memory size */
  93         u8 resize_pci_bios;
  94         u8 rsvd5; /* is crt already on ddc2 */
  95 } __packed;
  96
  97 /*
  98  * There are several types of BIOS data blocks (BDBs), each block has
  99  * an ID and size in the first 3 bytes (ID in first, size in next 2).
 100  * Known types are listed below.
 101  */
 102 #define BDB_GENERAL_FEATURES      1
 103 #define BDB_GENERAL_DEFINITIONS   2
 104 #define BDB_OLD_TOGGLE_LIST       3
 105 #define BDB_MODE_SUPPORT_LIST     4
 106 #define BDB_GENERIC_MODE_TABLE    5
 107 #define BDB_EXT_MMIO_REGS         6
 108 #define BDB_SWF_IO                7
 109 #define BDB_SWF_MMIO              8
 110 #define BDB_PSR                   9
 111 #define BDB_MODE_REMOVAL_TABLE   10
 112 #define BDB_CHILD_DEVICE_TABLE   11
 113 #define BDB_DRIVER_FEATURES      12
 114 #define BDB_DRIVER_PERSISTENCE   13
 115 #define BDB_EXT_TABLE_PTRS       14
 116 #define BDB_DOT_CLOCK_OVERRIDE   15
 117 #define BDB_DISPLAY_SELECT       16
 118 /* 17 rsvd */
 119 #define BDB_DRIVER_ROTATION      18
 120 #define BDB_DISPLAY_REMOVE       19
 121 #define BDB_OEM_CUSTOM           20
 122 #define BDB_EFP_LIST             21 /* workarounds for VGA hsync/vsync */
 123 #define BDB_SDVO_LVDS_OPTIONS    22
 124 #define BDB_SDVO_PANEL_DTDS      23
 125 #define BDB_SDVO_LVDS_PNP_IDS    24
 126 #define BDB_SDVO_LVDS_POWER_SEQ  25
 127 #define BDB_TV_OPTIONS           26
 128 #define BDB_EDP                  27
 129 #define BDB_LVDS_OPTIONS         40
 130 #define BDB_LVDS_LFP_DATA_PTRS   41
 131 #define BDB_LVDS_LFP_DATA        42
 132 #define BDB_LVDS_BACKLIGHT       43
 133 #define BDB_LVDS_POWER           44
 134 #define BDB_MIPI_CONFIG          52
 135 #define BDB_MIPI_SEQUENCE        53
 136 #define BDB_SKIP                254 /* VBIOS private block, ignore */
 137
 138 struct bdb_general_features {
 139         /* bits 1 */
 140         u8 panel_fitting:2;
 141         u8 flexaim:1;
 142         u8 msg_enable:1;
 143         u8 clear_screen:3;
 144         u8 color_flip:1;
 145
 146         /* bits 2 */
 147         u8 download_ext_vbt:1;
 148         u8 enable_ssc:1;
 149         u8 ssc_freq:1;
 150         u8 enable_lfp_on_override:1;
 151         u8 disable_ssc_ddt:1;
 152         u8 rsvd7:1;
 153         u8 display_clock_mode:1;
 154         u8 rsvd8:1; /* finish byte */
 155
 156         /* bits 3 */
 157         u8 disable_smooth_vision:1;
 158         u8 single_dvi:1;
 159         u8 rsvd9:1;
 160         u8 fdi_rx_polarity_inverted:1;
 161         u8 rsvd10:4; /* finish byte */
 162
 163         /* bits 4 */
 164         u8 legacy_monitor_detect;
 165
 166         /* bits 5 */
 167         u8 int_crt_support:1;
 168         u8 int_tv_support:1;
 169         u8 int_efp_support:1;
 170         u8 dp_ssc_enb:1;        /* PCH attached eDP supports SSC */
 171         u8 dp_ssc_freq:1;       /* SSC freq for PCH attached eDP */
 172         u8 rsvd11:3; /* finish byte */
 173 } __packed;
 174
 175 /* pre-915 */
 176 #define GPIO_PIN_DVI_LVDS       0x03 /* "DVI/LVDS DDC GPIO pins" */
 177 #define GPIO_PIN_ADD_I2C        0x05 /* "ADDCARD I2C GPIO pins" */
 178 #define GPIO_PIN_ADD_DDC        0x04 /* "ADDCARD DDC GPIO pins" */
 179 #define GPIO_PIN_ADD_DDC_I2C    0x06 /* "ADDCARD DDC/I2C GPIO pins" */
 180
 181 /* Pre 915 */
 182 #define DEVICE_TYPE_NONE        0x00
 183 #define DEVICE_TYPE_CRT         0x01
 184 #define DEVICE_TYPE_TV          0x09
 185 #define DEVICE_TYPE_EFP         0x12
 186 #define DEVICE_TYPE_LFP         0x22
 187 /* On 915+ */
 188 #define DEVICE_TYPE_CRT_DPMS            0x6001
 189 #define DEVICE_TYPE_CRT_DPMS_HOTPLUG    0x4001
 190 #define DEVICE_TYPE_TV_COMPOSITE        0x0209
 191 #define DEVICE_TYPE_TV_MACROVISION      0x0289
 192 #define DEVICE_TYPE_TV_RF_COMPOSITE     0x020c
 193 #define DEVICE_TYPE_TV_SVIDEO_COMPOSITE 0x0609
 194 #define DEVICE_TYPE_TV_SCART            0x0209
 195 #define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009
 196 #define DEVICE_TYPE_EFP_HOTPLUG_PWR     0x6012
 197 #define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR 0x6052
 198 #define DEVICE_TYPE_EFP_DVI_I           0x6053
 199 #define DEVICE_TYPE_EFP_DVI_D_DUAL      0x6152
 200 #define DEVICE_TYPE_EFP_DVI_D_HDCP      0x60d2
 201 #define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR 0x6062
 202 #define DEVICE_TYPE_OPENLDI_DUALPIX     0x6162
 203 #define DEVICE_TYPE_LFP_PANELLINK       0x5012
 204 #define DEVICE_TYPE_LFP_CMOS_PWR        0x5042
 205 #define DEVICE_TYPE_LFP_LVDS_PWR        0x5062
 206 #define DEVICE_TYPE_LFP_LVDS_DUAL       0x5162
 207 #define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP  0x51e2
 208
 209 #define DEVICE_CFG_NONE         0x00
 210 #define DEVICE_CFG_12BIT_DVOB   0x01
 211 #define DEVICE_CFG_12BIT_DVOC   0x02
 212 #define DEVICE_CFG_24BIT_DVOBC  0x09
 213 #define DEVICE_CFG_24BIT_DVOCB  0x0a
 214 #define DEVICE_CFG_DUAL_DVOB    0x11
 215 #define DEVICE_CFG_DUAL_DVOC    0x12
 216 #define DEVICE_CFG_DUAL_DVOBC   0x13
 217 #define DEVICE_CFG_DUAL_LINK_DVOBC      0x19
 218 #define DEVICE_CFG_DUAL_LINK_DVOCB      0x1a
 219
 220 #define DEVICE_WIRE_NONE        0x00
 221 #define DEVICE_WIRE_DVOB        0x01
 222 #define DEVICE_WIRE_DVOC        0x02
 223 #define DEVICE_WIRE_DVOBC       0x03
 224 #define DEVICE_WIRE_DVOBB       0x05
 225 #define DEVICE_WIRE_DVOCC       0x06
 226 #define DEVICE_WIRE_DVOB_MASTER 0x0d
 227 #define DEVICE_WIRE_DVOC_MASTER 0x0e
 228
 229 #define DEVICE_PORT_DVOA        0x00 /* none on 845+ */
 230 #define DEVICE_PORT_DVOB        0x01
 231 #define DEVICE_PORT_DVOC        0x02
 232
 233 /*
 234  * We used to keep this struct but without any version control. We should avoid
 235  * using it in the future, but it should be safe to keep using it in the old
 236  * code. Do not change; we rely on its size.
 237  */
 238 struct old_child_dev_config {
 239         u16 handle;
 240         u16 device_type;
 241         u8  device_id[10]; /* ascii string */
 242         u16 addin_offset;
 243         u8  dvo_port; /* See Device_PORT_* above */
 244         u8  i2c_pin;
 245         u8  slave_addr;
 246         u8  ddc_pin;
 247         u16 edid_ptr;
 248         u8  dvo_cfg; /* See DEVICE_CFG_* above */
 249         u8  dvo2_port;
 250         u8  i2c2_pin;
 251         u8  slave2_addr;
 252         u8  ddc2_pin;
 253         u8  capabilities;
 254         u8  dvo_wiring;/* See DEVICE_WIRE_* above */
 255         u8  dvo2_wiring;
 256         u16 extended_type;
 257         u8  dvo_function;
 258 } __packed;
 259
 260 /* This one contains field offsets that are known to be common for all BDB
 261  * versions. Notice that the meaning of the contents contents may still change,
 262  * but at least the offsets are consistent. */
 263 struct common_child_dev_config {
 264         u16 handle;
 265         u16 device_type;
 266         u8 i2c_speed;
 267         u8 dp_onboard_redriver;                                 /* 158 */
 268         u8 dp_ondock_redriver;                                  /* 158 */
 269         u8 hdmi_level_shifter_value:4;                          /* 169 */
 270         u8 hdmi_max_data_rate:4;                                /* 204 */
 271         u16 dtd_buf_ptr;                                        /* 161 */
 272         u8 edidless_efp:1;                                      /* 161 */
 273         u8 compression_enable:1;                                /* 198 */
 274         u8 compression_method:1;                                /* 198 */
 275         u8 ganged_edp:1;                                        /* 202 */
 276         u8 reserved0:4;
 277         u8 compression_structure_index:4;                       /* 198 */
 278         u8 reserved1:4;
 279         u8 slave_port;                                          /* 202 */
 280         u8 reserved2;
 281         u16 addin_offset;
 282         u8 dvo_port;
 283         u8 i2c_pin;
 284         u8 slave_addr;
 285         u8 ddc_pin;
 286         u16 edid_ptr;
 287         u8 dvo_cfg; /* See DEVICE_CFG_* above */
 288         u8 efp_routed:1;                                        /* 158 */
 289         u8 lane_reversal:1;                                     /* 184 */
 290         u8 lspcon:1;                                            /* 192 */
 291         u8 iboost:1;                                            /* 196 */
 292         u8 hpd_invert:1;                                        /* 196 */
 293         u8 flag_reserved:3;
 294         u8 hdmi_support:1;                                      /* 158 */
 295         u8 dp_support:1;                                        /* 158 */
 296         u8 tmds_support:1;                                      /* 158 */
 297         u8 support_reserved:5;
 298         u8 aux_channel;
 299         u8 dongle_detect;
 300         u8 capabilities;
 301         u8 dvo_wiring; /* See DEVICE_WIRE_* above */
 302         u8 mipi_bridge_type;                                    /* 171 */
 303         u16 extended_type;
 304         u8 dvo_function;
 305         u8 flags2;                                              /* 195 */
 306         u8 dp_gpio_index;                                       /* 195 */
 307         u16 dp_gpio_pin_num;                                    /* 195 */
 308         u8 iboost_level;
 309 } __packed;
 310
 311
 312 /* This field changes depending on the BDB version, so the most reliable way to
 313  * read it is by checking the BDB version and reading the raw pointer. */
 314 union child_device_config {
 315         /* This one should only be kept for legacy code. */
 316         struct old_child_dev_config old;
 317         /* This one should also be safe to use anywhere, even without version
 318          * checks. */
 319         struct common_child_dev_config common;
 320 } __packed;
 321
 322 struct bdb_general_definitions {
 323         /* DDC GPIO */
 324         u8 crt_ddc_gmbus_pin;
 325
 326         /* DPMS bits */
 327         u8 dpms_acpi:1;
 328         u8 skip_boot_crt_detect:1;
 329         u8 dpms_aim:1;
 330         u8 rsvd1:5; /* finish byte */
 331
 332         /* boot device bits */
 333         u8 boot_display[2];
 334         u8 child_dev_size;
 335
 336         /*
 337          * Device info:
 338          * If TV is present, it'll be at devices[0].
 339          * LVDS will be next, either devices[0] or [1], if present.
 340          * On some platforms the number of device is 6. But could be as few as
 341          * 4 if both TV and LVDS are missing.
 342          * And the device num is related with the size of general definition
 343          * block. It is obtained by using the following formula:
 344          * number = (block_size - sizeof(bdb_general_definitions))/
 345          *           defs->child_dev_size;
 346          */
 347         uint8_t devices[0];
 348 } __packed;
 349
 350 /* Mask for DRRS / Panel Channel / SSC / BLT control bits extraction */
 351 #define MODE_MASK               0x3
 352
 353 struct bdb_lvds_options {
 354         u8 panel_type;
 355         u8 rsvd1;
 356         /* LVDS capabilities, stored in a dword */
 357         u8 pfit_mode:2;
 358         u8 pfit_text_mode_enhanced:1;
 359         u8 pfit_gfx_mode_enhanced:1;
 360         u8 pfit_ratio_auto:1;
 361         u8 pixel_dither:1;
 362         u8 lvds_edid:1;
 363         u8 rsvd2:1;
 364         u8 rsvd4;
 365         /* LVDS Panel channel bits stored here */
 366         u32 lvds_panel_channel_bits;
 367         /* LVDS SSC (Spread Spectrum Clock) bits stored here. */
 368         u16 ssc_bits;
 369         u16 ssc_freq;
 370         u16 ssc_ddt;
 371         /* Panel color depth defined here */
 372         u16 panel_color_depth;
 373         /* LVDS panel type bits stored here */
 374         u32 dps_panel_type_bits;
 375         /* LVDS backlight control type bits stored here */
 376         u32 blt_control_type_bits;
 377 } __packed;
 378
 379 /* LFP pointer table contains entries to the struct below */
 380 struct bdb_lvds_lfp_data_ptr {
 381         u16 fp_timing_offset; /* offsets are from start of bdb */
 382         u8 fp_table_size;
 383         u16 dvo_timing_offset;
 384         u8 dvo_table_size;
 385         u16 panel_pnp_id_offset;
 386         u8 pnp_table_size;
 387 } __packed;
 388
 389 struct bdb_lvds_lfp_data_ptrs {
 390         u8 lvds_entries; /* followed by one or more lvds_data_ptr structs */
 391         struct bdb_lvds_lfp_data_ptr ptr[16];
 392 } __packed;
 393
 394 /* LFP data has 3 blocks per entry */
 395 struct lvds_fp_timing {
 396         u16 x_res;
 397         u16 y_res;
 398         u32 lvds_reg;
 399         u32 lvds_reg_val;
 400         u32 pp_on_reg;
 401         u32 pp_on_reg_val;
 402         u32 pp_off_reg;
 403         u32 pp_off_reg_val;
 404         u32 pp_cycle_reg;
 405         u32 pp_cycle_reg_val;
 406         u32 pfit_reg;
 407         u32 pfit_reg_val;
 408         u16 terminator;
 409 } __packed;
 410
 411 struct lvds_dvo_timing {
 412         u16 clock;              /**< In 10khz */
 413         u8 hactive_lo;
 414         u8 hblank_lo;
 415         u8 hblank_hi:4;
 416         u8 hactive_hi:4;
 417         u8 vactive_lo;
 418         u8 vblank_lo;
 419         u8 vblank_hi:4;
 420         u8 vactive_hi:4;
 421         u8 hsync_off_lo;
 422         u8 hsync_pulse_width_lo;
 423         u8 vsync_pulse_width_lo:4;
 424         u8 vsync_off_lo:4;
 425         u8 vsync_pulse_width_hi:2;
 426         u8 vsync_off_hi:2;
 427         u8 hsync_pulse_width_hi:2;
 428         u8 hsync_off_hi:2;
 429         u8 himage_lo;
 430         u8 vimage_lo;
 431         u8 vimage_hi:4;
 432         u8 himage_hi:4;
 433         u8 h_border;
 434         u8 v_border;
 435         u8 rsvd1:3;
 436         u8 digital:2;
 437         u8 vsync_positive:1;
 438         u8 hsync_positive:1;
 439         u8 non_interlaced:1;
 440 } __packed;
 441
 442 struct lvds_pnp_id {
 443         u16 mfg_name;
 444         u16 product_code;
 445         u32 serial;
 446         u8 mfg_week;
 447         u8 mfg_year;
 448 } __packed;
 449
 450 struct bdb_lvds_lfp_data_entry {
 451         struct lvds_fp_timing fp_timing;
 452         struct lvds_dvo_timing dvo_timing;
 453         struct lvds_pnp_id pnp_id;
 454 } __packed;
 455
 456 struct bdb_lvds_lfp_data {
 457         struct bdb_lvds_lfp_data_entry data[16];
 458 } __packed;
 459
 460 #define BDB_BACKLIGHT_TYPE_NONE 0
 461 #define BDB_BACKLIGHT_TYPE_PWM  2
 462
 463 struct bdb_lfp_backlight_data_entry {
 464         u8 type:2;
 465         u8 active_low_pwm:1;
 466         u8 obsolete1:5;
 467         u16 pwm_freq_hz;
 468         u8 min_brightness;
 469         u8 obsolete2;
 470         u8 obsolete3;
 471 } __packed;
 472
 473 struct bdb_lfp_backlight_control_method {
 474         u8 type:4;
 475         u8 controller:4;
 476 } __packed;
 477
 478 struct bdb_lfp_backlight_data {
 479         u8 entry_size;
 480         struct bdb_lfp_backlight_data_entry data[16];
 481         u8 level[16];
 482         struct bdb_lfp_backlight_control_method backlight_control[16];
 483 } __packed;
 484
 485 struct aimdb_header {
 486         char signature[16];
 487         char oem_device[20];
 488         u16 aimdb_version;
 489         u16 aimdb_header_size;
 490         u16 aimdb_size;
 491 } __packed;
 492
 493 struct aimdb_block {
 494         u8 aimdb_id;
 495         u16 aimdb_size;
 496 } __packed;
 497
 498 struct vch_panel_data {
 499         u16 fp_timing_offset;
 500         u8 fp_timing_size;
 501         u16 dvo_timing_offset;
 502         u8 dvo_timing_size;
 503         u16 text_fitting_offset;
 504         u8 text_fitting_size;
 505         u16 graphics_fitting_offset;
 506         u8 graphics_fitting_size;
 507 } __packed;
 508
 509 struct vch_bdb_22 {
 510         struct aimdb_block aimdb_block;
 511         struct vch_panel_data panels[16];
 512 } __packed;
 513
 514 struct bdb_sdvo_lvds_options {
 515         u8 panel_backlight;
 516         u8 h40_set_panel_type;
 517         u8 panel_type;
 518         u8 ssc_clk_freq;
 519         u16 als_low_trip;
 520         u16 als_high_trip;
 521         u8 sclalarcoeff_tab_row_num;
 522         u8 sclalarcoeff_tab_row_size;
 523         u8 coefficient[8];
 524         u8 panel_misc_bits_1;
 525         u8 panel_misc_bits_2;
 526         u8 panel_misc_bits_3;
 527         u8 panel_misc_bits_4;
 528 } __packed;
 529
 530
 531 #define BDB_DRIVER_FEATURE_NO_LVDS              0
 532 #define BDB_DRIVER_FEATURE_INT_LVDS             1
 533 #define BDB_DRIVER_FEATURE_SDVO_LVDS            2
 534 #define BDB_DRIVER_FEATURE_EDP                  3
 535
 536 struct bdb_driver_features {
 537         u8 boot_dev_algorithm:1;
 538         u8 block_display_switch:1;
 539         u8 allow_display_switch:1;
 540         u8 hotplug_dvo:1;
 541         u8 dual_view_zoom:1;
 542         u8 int15h_hook:1;
 543         u8 sprite_in_clone:1;
 544         u8 primary_lfp_id:1;
 545
 546         u16 boot_mode_x;
 547         u16 boot_mode_y;
 548         u8 boot_mode_bpp;
 549         u8 boot_mode_refresh;
 550
 551         u16 enable_lfp_primary:1;
 552         u16 selective_mode_pruning:1;
 553         u16 dual_frequency:1;
 554         u16 render_clock_freq:1; /* 0: high freq; 1: low freq */
 555         u16 nt_clone_support:1;
 556         u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
 557         u16 sprite_display_assign:1; /* 0: secondary; 1: primary */
 558         u16 cui_aspect_scaling:1;
 559         u16 preserve_aspect_ratio:1;
 560         u16 sdvo_device_power_down:1;
 561         u16 crt_hotplug:1;
 562         u16 lvds_config:2;
 563         u16 tv_hotplug:1;
 564         u16 hdmi_config:2;
 565
 566         u8 static_display:1;
 567         u8 reserved2:7;
 568         u16 legacy_crt_max_x;
 569         u16 legacy_crt_max_y;
 570         u8 legacy_crt_max_refresh;
 571
 572         u8 hdmi_termination;
 573         u8 custom_vbt_version;
 574         /* Driver features data block */
 575         u16 rmpm_enabled:1;
 576         u16 s2ddt_enabled:1;
 577         u16 dpst_enabled:1;
 578         u16 bltclt_enabled:1;
 579         u16 adb_enabled:1;
 580         u16 drrs_enabled:1;
 581         u16 grs_enabled:1;
 582         u16 gpmt_enabled:1;
 583         u16 tbt_enabled:1;
 584         u16 psr_enabled:1;
 585         u16 ips_enabled:1;
 586         u16 reserved3:4;
 587         u16 pc_feature_valid:1;
 588 } __packed;
 589
 590 #define EDP_18BPP       0
 591 #define EDP_24BPP       1
 592 #define EDP_30BPP       2
 593 #define EDP_RATE_1_62   0
 594 #define EDP_RATE_2_7    1
 595 #define EDP_LANE_1      0
 596 #define EDP_LANE_2      1
 597 #define EDP_LANE_4      3
 598 #define EDP_PREEMPHASIS_NONE    0
 599 #define EDP_PREEMPHASIS_3_5dB   1
 600 #define EDP_PREEMPHASIS_6dB     2
 601 #define EDP_PREEMPHASIS_9_5dB   3
 602 #define EDP_VSWING_0_4V         0
 603 #define EDP_VSWING_0_6V         1
 604 #define EDP_VSWING_0_8V         2
 605 #define EDP_VSWING_1_2V         3
 606
 607
 608 struct edp_link_params {
 609         u8 rate:4;
 610         u8 lanes:4;
 611         u8 preemphasis:4;
 612         u8 vswing:4;
 613 } __packed;
 614
 615 struct bdb_edp {
 616         struct edp_power_seq power_seqs[16];
 617         u32 color_depth;
 618         struct edp_link_params link_params[16];
 619         u32 sdrrs_msa_timing_delay;
 620
 621         /* ith bit indicates enabled/disabled for (i+1)th panel */
 622         u16 edp_s3d_feature;
 623         u16 edp_t3_optimization;
 624         u64 edp_vswing_preemph;         /* v173 */
 625 } __packed;
 626
 627 struct psr_table {
 628         /* Feature bits */
 629         u8 full_link:1;
 630         u8 require_aux_to_wakeup:1;
 631         u8 feature_bits_rsvd:6;
 632
 633         /* Wait times */
 634         u8 idle_frames:4;
 635         u8 lines_to_wait:3;
 636         u8 wait_times_rsvd:1;
 637
 638         /* TP wake up time in multiple of 100 */
 639         u16 tp1_wakeup_time;
 640         u16 tp2_tp3_wakeup_time;
 641 } __packed;
 642
 643 struct bdb_psr {
 644         struct psr_table psr_table[16];
 645 } __packed;
 646
 647 /*
 648  * Driver<->VBIOS interaction occurs through scratch bits in
 649  * GR18 & SWF*.
 650  */
 651
 652 /* GR18 bits are set on display switch and hotkey events */
 653 #define GR18_DRIVER_SWITCH_EN   (1<<7) /* 0: VBIOS control, 1: driver control */
 654 #define GR18_HOTKEY_MASK        0x78 /* See also SWF4 15:0 */
 655 #define   GR18_HK_NONE          (0x0<<3)
 656 #define   GR18_HK_LFP_STRETCH   (0x1<<3)
 657 #define   GR18_HK_TOGGLE_DISP   (0x2<<3)
 658 #define   GR18_HK_DISP_SWITCH   (0x4<<3) /* see SWF14 15:0 for what to enable */
 659 #define   GR18_HK_POPUP_DISABLED (0x6<<3)
 660 #define   GR18_HK_POPUP_ENABLED (0x7<<3)
 661 #define   GR18_HK_PFIT          (0x8<<3)
 662 #define   GR18_HK_APM_CHANGE    (0xa<<3)
 663 #define   GR18_HK_MULTIPLE      (0xc<<3)
 664 #define GR18_USER_INT_EN        (1<<2)
 665 #define GR18_A0000_FLUSH_EN     (1<<1)
 666 #define GR18_SMM_EN             (1<<0)
 667
 668 /* Set by driver, cleared by VBIOS */
 669 #define SWF00_YRES_SHIFT        16
 670 #define SWF00_XRES_SHIFT        0
 671 #define SWF00_RES_MASK          0xffff
 672
 673 /* Set by VBIOS at boot time and driver at runtime */
 674 #define SWF01_TV2_FORMAT_SHIFT  8
 675 #define SWF01_TV1_FORMAT_SHIFT  0
 676 #define SWF01_TV_FORMAT_MASK    0xffff
 677
 678 #define SWF10_VBIOS_BLC_I2C_EN  (1<<29)
 679 #define SWF10_GTT_OVERRIDE_EN   (1<<28)
 680 #define SWF10_LFP_DPMS_OVR      (1<<27) /* override DPMS on display switch */
 681 #define SWF10_ACTIVE_TOGGLE_LIST_MASK (7<<24)
 682 #define   SWF10_OLD_TOGGLE      0x0
 683 #define   SWF10_TOGGLE_LIST_1   0x1
 684 #define   SWF10_TOGGLE_LIST_2   0x2
 685 #define   SWF10_TOGGLE_LIST_3   0x3
 686 #define   SWF10_TOGGLE_LIST_4   0x4
 687 #define SWF10_PANNING_EN        (1<<23)
 688 #define SWF10_DRIVER_LOADED     (1<<22)
 689 #define SWF10_EXTENDED_DESKTOP  (1<<21)
 690 #define SWF10_EXCLUSIVE_MODE    (1<<20)
 691 #define SWF10_OVERLAY_EN        (1<<19)
 692 #define SWF10_PLANEB_HOLDOFF    (1<<18)
 693 #define SWF10_PLANEA_HOLDOFF    (1<<17)
 694 #define SWF10_VGA_HOLDOFF       (1<<16)
 695 #define SWF10_ACTIVE_DISP_MASK  0xffff
 696 #define   SWF10_PIPEB_LFP2      (1<<15)
 697 #define   SWF10_PIPEB_EFP2      (1<<14)
 698 #define   SWF10_PIPEB_TV2       (1<<13)
 699 #define   SWF10_PIPEB_CRT2      (1<<12)
 700 #define   SWF10_PIPEB_LFP       (1<<11)
 701 #define   SWF10_PIPEB_EFP       (1<<10)
 702 #define   SWF10_PIPEB_TV        (1<<9)
 703 #define   SWF10_PIPEB_CRT       (1<<8)
 704 #define   SWF10_PIPEA_LFP2      (1<<7)
 705 #define   SWF10_PIPEA_EFP2      (1<<6)
 706 #define   SWF10_PIPEA_TV2       (1<<5)
 707 #define   SWF10_PIPEA_CRT2      (1<<4)
 708 #define   SWF10_PIPEA_LFP       (1<<3)
 709 #define   SWF10_PIPEA_EFP       (1<<2)
 710 #define   SWF10_PIPEA_TV        (1<<1)
 711 #define   SWF10_PIPEA_CRT       (1<<0)
 712
 713 #define SWF11_MEMORY_SIZE_SHIFT 16
 714 #define SWF11_SV_TEST_EN        (1<<15)
 715 #define SWF11_IS_AGP            (1<<14)
 716 #define SWF11_DISPLAY_HOLDOFF   (1<<13)
 717 #define SWF11_DPMS_REDUCED      (1<<12)
 718 #define SWF11_IS_VBE_MODE       (1<<11)
 719 #define SWF11_PIPEB_ACCESS      (1<<10) /* 0 here means pipe a */
 720 #define SWF11_DPMS_MASK         0x07
 721 #define   SWF11_DPMS_OFF        (1<<2)
 722 #define   SWF11_DPMS_SUSPEND    (1<<1)
 723 #define   SWF11_DPMS_STANDBY    (1<<0)
 724 #define   SWF11_DPMS_ON         0
 725
 726 #define SWF14_GFX_PFIT_EN       (1<<31)
 727 #define SWF14_TEXT_PFIT_EN      (1<<30)
 728 #define SWF14_LID_STATUS_CLOSED (1<<29) /* 0 here means open */
 729 #define SWF14_POPUP_EN          (1<<28)
 730 #define SWF14_DISPLAY_HOLDOFF   (1<<27)
 731 #define SWF14_DISP_DETECT_EN    (1<<26)
 732 #define SWF14_DOCKING_STATUS_DOCKED (1<<25) /* 0 here means undocked */
 733 #define SWF14_DRIVER_STATUS     (1<<24)
 734 #define SWF14_OS_TYPE_WIN9X     (1<<23)
 735 #define SWF14_OS_TYPE_WINNT     (1<<22)
 736 /* 21:19 rsvd */
 737 #define SWF14_PM_TYPE_MASK      0x00070000
 738 #define   SWF14_PM_ACPI_VIDEO   (0x4 << 16)
 739 #define   SWF14_PM_ACPI         (0x3 << 16)
 740 #define   SWF14_PM_APM_12       (0x2 << 16)
 741 #define   SWF14_PM_APM_11       (0x1 << 16)
 742 #define SWF14_HK_REQUEST_MASK   0x0000ffff /* see GR18 6:3 for event type */
 743           /* if GR18 indicates a display switch */
 744 #define   SWF14_DS_PIPEB_LFP2_EN (1<<15)
 745 #define   SWF14_DS_PIPEB_EFP2_EN (1<<14)
 746 #define   SWF14_DS_PIPEB_TV2_EN  (1<<13)
 747 #define   SWF14_DS_PIPEB_CRT2_EN (1<<12)
 748 #define   SWF14_DS_PIPEB_LFP_EN  (1<<11)
 749 #define   SWF14_DS_PIPEB_EFP_EN  (1<<10)
 750 #define   SWF14_DS_PIPEB_TV_EN   (1<<9)
 751 #define   SWF14_DS_PIPEB_CRT_EN  (1<<8)
 752 #define   SWF14_DS_PIPEA_LFP2_EN (1<<7)
 753 #define   SWF14_DS_PIPEA_EFP2_EN (1<<6)
 754 #define   SWF14_DS_PIPEA_TV2_EN  (1<<5)
 755 #define   SWF14_DS_PIPEA_CRT2_EN (1<<4)
 756 #define   SWF14_DS_PIPEA_LFP_EN  (1<<3)
 757 #define   SWF14_DS_PIPEA_EFP_EN  (1<<2)
 758 #define   SWF14_DS_PIPEA_TV_EN   (1<<1)
 759 #define   SWF14_DS_PIPEA_CRT_EN  (1<<0)
 760           /* if GR18 indicates a panel fitting request */
 761 #define   SWF14_PFIT_EN         (1<<0) /* 0 means disable */
 762           /* if GR18 indicates an APM change request */
 763 #define   SWF14_APM_HIBERNATE   0x4
 764 #define   SWF14_APM_SUSPEND     0x3
 765 #define   SWF14_APM_STANDBY     0x1
 766 #define   SWF14_APM_RESTORE     0x0
 767
 768 /* Add the device class for LFP, TV, HDMI */
 769 #define  DEVICE_TYPE_INT_LFP    0x1022
 770 #define  DEVICE_TYPE_INT_TV     0x1009
 771 #define  DEVICE_TYPE_HDMI       0x60D2
 772 #define  DEVICE_TYPE_DP         0x68C6
 773 #define  DEVICE_TYPE_DP_DUAL_MODE       0x60D6
 774 #define  DEVICE_TYPE_eDP        0x78C6
 775
 776 #define  DEVICE_TYPE_CLASS_EXTENSION    (1 << 15)
 777 #define  DEVICE_TYPE_POWER_MANAGEMENT   (1 << 14)
 778 #define  DEVICE_TYPE_HOTPLUG_SIGNALING  (1 << 13)
 779 #define  DEVICE_TYPE_INTERNAL_CONNECTOR (1 << 12)
 780 #define  DEVICE_TYPE_NOT_HDMI_OUTPUT    (1 << 11)
 781 #define  DEVICE_TYPE_MIPI_OUTPUT        (1 << 10)
 782 #define  DEVICE_TYPE_COMPOSITE_OUTPUT   (1 << 9)
 783 #define  DEVICE_TYPE_DUAL_CHANNEL       (1 << 8)
 784 #define  DEVICE_TYPE_HIGH_SPEED_LINK    (1 << 6)
 785 #define  DEVICE_TYPE_LVDS_SINGALING     (1 << 5)
 786 #define  DEVICE_TYPE_TMDS_DVI_SIGNALING (1 << 4)
 787 #define  DEVICE_TYPE_VIDEO_SIGNALING    (1 << 3)
 788 #define  DEVICE_TYPE_DISPLAYPORT_OUTPUT (1 << 2)
 789 #define  DEVICE_TYPE_DIGITAL_OUTPUT     (1 << 1)
 790 #define  DEVICE_TYPE_ANALOG_OUTPUT      (1 << 0)
 791
 792 /*
 793  * Bits we care about when checking for DEVICE_TYPE_eDP
 794  * Depending on the system, the other bits may or may not
 795  * be set for eDP outputs.
 796  */
 797 #define DEVICE_TYPE_eDP_BITS \
 798         (DEVICE_TYPE_INTERNAL_CONNECTOR | \
 799          DEVICE_TYPE_MIPI_OUTPUT | \
 800          DEVICE_TYPE_COMPOSITE_OUTPUT | \
 801          DEVICE_TYPE_DUAL_CHANNEL | \
 802          DEVICE_TYPE_LVDS_SINGALING | \
 803          DEVICE_TYPE_TMDS_DVI_SIGNALING | \
 804          DEVICE_TYPE_VIDEO_SIGNALING | \
 805          DEVICE_TYPE_DISPLAYPORT_OUTPUT | \
 806          DEVICE_TYPE_ANALOG_OUTPUT)
 807
 808 #define DEVICE_TYPE_DP_DUAL_MODE_BITS \
 809         (DEVICE_TYPE_INTERNAL_CONNECTOR | \
 810          DEVICE_TYPE_MIPI_OUTPUT | \
 811          DEVICE_TYPE_COMPOSITE_OUTPUT | \
 812          DEVICE_TYPE_LVDS_SINGALING | \
 813          DEVICE_TYPE_TMDS_DVI_SIGNALING | \
 814          DEVICE_TYPE_VIDEO_SIGNALING | \
 815          DEVICE_TYPE_DISPLAYPORT_OUTPUT | \
 816          DEVICE_TYPE_DIGITAL_OUTPUT | \
 817          DEVICE_TYPE_ANALOG_OUTPUT)
 818
 819 /* define the DVO port for HDMI output type */
 820 #define         DVO_B           1
 821 #define         DVO_C           2
 822 #define         DVO_D           3
 823
 824 /* Possible values for the "DVO Port" field for versions >= 155: */
 825 #define DVO_PORT_HDMIA  0
 826 #define DVO_PORT_HDMIB  1
 827 #define DVO_PORT_HDMIC  2
 828 #define DVO_PORT_HDMID  3
 829 #define DVO_PORT_LVDS   4
 830 #define DVO_PORT_TV     5
 831 #define DVO_PORT_CRT    6
 832 #define DVO_PORT_DPB    7
 833 #define DVO_PORT_DPC    8
 834 #define DVO_PORT_DPD    9
 835 #define DVO_PORT_DPA    10
 836 #define DVO_PORT_DPE    11
 837 #define DVO_PORT_HDMIE  12
 838 #define DVO_PORT_MIPIA  21
 839 #define DVO_PORT_MIPIB  22
 840 #define DVO_PORT_MIPIC  23
 841 #define DVO_PORT_MIPID  24
 842
 843 /* Block 52 contains MIPI configuration block
 844  * 6 * bdb_mipi_config, followed by 6 pps data block
 845  * block below
 846  */
 847 #define MAX_MIPI_CONFIGURATIONS 6
 848
 849 struct bdb_mipi_config {
 850         struct mipi_config config[MAX_MIPI_CONFIGURATIONS];
 851         struct mipi_pps_data pps[MAX_MIPI_CONFIGURATIONS];
 852 } __packed;
 853
 854 /* Block 53 contains MIPI sequences as needed by the panel
 855  * for enabling it. This block can be variable in size and
 856  * can be maximum of 6 blocks
 857  */
 858 struct bdb_mipi_sequence {
 859         u8 version;
 860         u8 data[0];
 861 } __packed;
 862
 863 enum mipi_gpio_pin_index {
 864         MIPI_GPIO_UNDEFINED = 0,
 865         MIPI_GPIO_PANEL_ENABLE,
 866         MIPI_GPIO_BL_ENABLE,
 867         MIPI_GPIO_PWM_ENABLE,
 868         MIPI_GPIO_RESET_N,
 869         MIPI_GPIO_PWR_DOWN_R,
 870         MIPI_GPIO_STDBY_RST_N,
 871         MIPI_GPIO_MAX
 872 };
 873
 874 #endif /* _INTEL_VBT_DEFS_H_ */