| /* |
| * Copyright © 2006-2016 Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| * |
| * Authors: |
| * Eric Anholt <eric@anholt.net> |
| * |
| */ |
| |
| /* |
| * This information is private to VBT parsing in intel_bios.c. |
| * |
| * Please do NOT include anywhere else. |
| */ |
| #ifndef _INTEL_BIOS_PRIVATE |
| #error "intel_vbt_defs.h is private to intel_bios.c" |
| #endif |
| |
| #ifndef _INTEL_VBT_DEFS_H_ |
| #define _INTEL_VBT_DEFS_H_ |
| |
| #include "intel_bios.h" |
| |
| /** |
| * struct vbt_header - VBT Header structure |
| * @signature: VBT signature, always starts with "$VBT" |
| * @version: Version of this structure |
| * @header_size: Size of this structure |
| * @vbt_size: Size of VBT (VBT Header, BDB Header and data blocks) |
| * @vbt_checksum: Checksum |
| * @reserved0: Reserved |
| * @bdb_offset: Offset of &struct bdb_header from beginning of VBT |
| * @aim_offset: Offsets of add-in data blocks from beginning of VBT |
| */ |
| struct vbt_header { |
| u8 signature[20]; |
| u16 version; |
| u16 header_size; |
| u16 vbt_size; |
| u8 vbt_checksum; |
| u8 reserved0; |
| u32 bdb_offset; |
| u32 aim_offset[4]; |
| } __packed; |
| |
| /** |
| * struct bdb_header - BDB Header structure |
| * @signature: BDB signature "BIOS_DATA_BLOCK" |
| * @version: Version of the data block definitions |
| * @header_size: Size of this structure |
| * @bdb_size: Size of BDB (BDB Header and data blocks) |
| */ |
| struct bdb_header { |
| u8 signature[16]; |
| u16 version; |
| u16 header_size; |
| u16 bdb_size; |
| } __packed; |
| |
| /* |
| * BDB version number dependencies are documented as: |
| * |
| * <start>+ |
| * indicates the field was introduced in version <start> |
| * and is still valid |
| * |
| * <start>-<end> |
| * indicates the field was introduced in version <start> |
| * and obsoleted in version <end>+1. |
| * |
| * ??? indicates the specific version number is unknown |
| */ |
| |
| /* |
| * There are several types of BIOS data blocks (BDBs), each block has |
| * an ID and size in the first 3 bytes (ID in first, size in next 2). |
| * Known types are listed below. |
| */ |
| enum bdb_block_id { |
| BDB_GENERAL_FEATURES = 1, |
| BDB_GENERAL_DEFINITIONS = 2, |
| BDB_OLD_TOGGLE_LIST = 3, |
| BDB_MODE_SUPPORT_LIST = 4, |
| BDB_GENERIC_MODE_TABLE = 5, |
| BDB_EXT_MMIO_REGS = 6, |
| BDB_SWF_IO = 7, |
| BDB_SWF_MMIO = 8, |
| BDB_PSR = 9, |
| BDB_MODE_REMOVAL_TABLE = 10, |
| BDB_CHILD_DEVICE_TABLE = 11, |
| BDB_DRIVER_FEATURES = 12, |
| BDB_DRIVER_PERSISTENCE = 13, |
| BDB_EXT_TABLE_PTRS = 14, |
| BDB_DOT_CLOCK_OVERRIDE = 15, |
| BDB_DISPLAY_SELECT = 16, |
| BDB_DRIVER_ROTATION = 18, |
| BDB_DISPLAY_REMOVE = 19, |
| BDB_OEM_CUSTOM = 20, |
| BDB_EFP_LIST = 21, /* workarounds for VGA hsync/vsync */ |
| BDB_SDVO_LVDS_OPTIONS = 22, |
| BDB_SDVO_PANEL_DTDS = 23, |
| BDB_SDVO_LVDS_PNP_IDS = 24, |
| BDB_SDVO_LVDS_POWER_SEQ = 25, |
| BDB_TV_OPTIONS = 26, |
| BDB_EDP = 27, |
| BDB_LVDS_OPTIONS = 40, |
| BDB_LVDS_LFP_DATA_PTRS = 41, |
| BDB_LVDS_LFP_DATA = 42, |
| BDB_LVDS_BACKLIGHT = 43, |
| BDB_LFP_POWER = 44, |
| BDB_MIPI_CONFIG = 52, |
| BDB_MIPI_SEQUENCE = 53, |
| BDB_COMPRESSION_PARAMETERS = 56, |
| BDB_GENERIC_DTD = 58, |
| BDB_SKIP = 254, /* VBIOS private block, ignore */ |
| }; |
| |
| /* |
| * Block 1 - General Bit Definitions |
| */ |
| |
| struct bdb_general_features { |
| /* bits 1 */ |
| u8 panel_fitting:2; |
| u8 flexaim:1; |
| u8 msg_enable:1; |
| u8 clear_screen:3; |
| u8 color_flip:1; |
| |
| /* bits 2 */ |
| u8 download_ext_vbt:1; |
| u8 enable_ssc:1; |
| u8 ssc_freq:1; |
| u8 enable_lfp_on_override:1; |
| u8 disable_ssc_ddt:1; |
| u8 underscan_vga_timings:1; |
| u8 display_clock_mode:1; |
| u8 vbios_hotplug_support:1; |
| |
| /* bits 3 */ |
| u8 disable_smooth_vision:1; |
| u8 single_dvi:1; |
| u8 rotate_180:1; /* 181+ */ |
| u8 fdi_rx_polarity_inverted:1; |
| u8 vbios_extended_mode:1; /* 160+ */ |
| u8 copy_ilfp_dtd_to_sdvo_lvds_dtd:1; /* 160+ */ |
| u8 panel_best_fit_timing:1; /* 160+ */ |
| u8 ignore_strap_state:1; /* 160+ */ |
| |
| /* bits 4 */ |
| u8 legacy_monitor_detect; |
| |
| /* bits 5 */ |
| u8 int_crt_support:1; |
| u8 int_tv_support:1; |
| u8 int_efp_support:1; |
| u8 dp_ssc_enable:1; /* PCH attached eDP supports SSC */ |
| u8 dp_ssc_freq:1; /* SSC freq for PCH attached eDP */ |
| u8 dp_ssc_dongle_supported:1; |
| u8 rsvd11:2; /* finish byte */ |
| |
| /* bits 6 */ |
| u8 tc_hpd_retry_timeout:7; /* 242+ */ |
| u8 rsvd12:1; |
| |
| /* bits 7 */ |
| u8 afc_startup_config:2; /* 249+ */ |
| u8 rsvd13:6; |
| } __packed; |
| |
| /* |
| * Block 2 - General Bytes Definition |
| */ |
| |
| /* pre-915 */ |
| #define GPIO_PIN_DVI_LVDS 0x03 /* "DVI/LVDS DDC GPIO pins" */ |
| #define GPIO_PIN_ADD_I2C 0x05 /* "ADDCARD I2C GPIO pins" */ |
| #define GPIO_PIN_ADD_DDC 0x04 /* "ADDCARD DDC GPIO pins" */ |
| #define GPIO_PIN_ADD_DDC_I2C 0x06 /* "ADDCARD DDC/I2C GPIO pins" */ |
| |
| /* Device handle */ |
| #define DEVICE_HANDLE_CRT 0x0001 |
| #define DEVICE_HANDLE_EFP1 0x0004 |
| #define DEVICE_HANDLE_EFP2 0x0040 |
| #define DEVICE_HANDLE_EFP3 0x0020 |
| #define DEVICE_HANDLE_EFP4 0x0010 /* 194+ */ |
| #define DEVICE_HANDLE_EFP5 0x0002 /* 215+ */ |
| #define DEVICE_HANDLE_EFP6 0x0001 /* 217+ */ |
| #define DEVICE_HANDLE_EFP7 0x0100 /* 217+ */ |
| #define DEVICE_HANDLE_EFP8 0x0200 /* 217+ */ |
| #define DEVICE_HANDLE_LFP1 0x0008 |
| #define DEVICE_HANDLE_LFP2 0x0080 |
| |
| /* Pre 915 */ |
| #define DEVICE_TYPE_NONE 0x00 |
| #define DEVICE_TYPE_CRT 0x01 |
| #define DEVICE_TYPE_TV 0x09 |
| #define DEVICE_TYPE_EFP 0x12 |
| #define DEVICE_TYPE_LFP 0x22 |
| /* On 915+ */ |
| #define DEVICE_TYPE_CRT_DPMS 0x6001 |
| #define DEVICE_TYPE_CRT_DPMS_HOTPLUG 0x4001 |
| #define DEVICE_TYPE_TV_COMPOSITE 0x0209 |
| #define DEVICE_TYPE_TV_MACROVISION 0x0289 |
| #define DEVICE_TYPE_TV_RF_COMPOSITE 0x020c |
| #define DEVICE_TYPE_TV_SVIDEO_COMPOSITE 0x0609 |
| #define DEVICE_TYPE_TV_SCART 0x0209 |
| #define DEVICE_TYPE_TV_CODEC_HOTPLUG_PWR 0x6009 |
| #define DEVICE_TYPE_EFP_HOTPLUG_PWR 0x6012 |
| #define DEVICE_TYPE_EFP_DVI_HOTPLUG_PWR 0x6052 |
| #define DEVICE_TYPE_EFP_DVI_I 0x6053 |
| #define DEVICE_TYPE_EFP_DVI_D_DUAL 0x6152 |
| #define DEVICE_TYPE_EFP_DVI_D_HDCP 0x60d2 |
| #define DEVICE_TYPE_OPENLDI_HOTPLUG_PWR 0x6062 |
| #define DEVICE_TYPE_OPENLDI_DUALPIX 0x6162 |
| #define DEVICE_TYPE_LFP_PANELLINK 0x5012 |
| #define DEVICE_TYPE_LFP_CMOS_PWR 0x5042 |
| #define DEVICE_TYPE_LFP_LVDS_PWR 0x5062 |
| #define DEVICE_TYPE_LFP_LVDS_DUAL 0x5162 |
| #define DEVICE_TYPE_LFP_LVDS_DUAL_HDCP 0x51e2 |
| |
| /* Add the device class for LFP, TV, HDMI */ |
| #define DEVICE_TYPE_INT_LFP 0x1022 |
| #define DEVICE_TYPE_INT_TV 0x1009 |
| #define DEVICE_TYPE_HDMI 0x60D2 |
| #define DEVICE_TYPE_DP 0x68C6 |
| #define DEVICE_TYPE_DP_DUAL_MODE 0x60D6 |
| #define DEVICE_TYPE_eDP 0x78C6 |
| |
| #define DEVICE_TYPE_CLASS_EXTENSION (1 << 15) |
| #define DEVICE_TYPE_POWER_MANAGEMENT (1 << 14) |
| #define DEVICE_TYPE_HOTPLUG_SIGNALING (1 << 13) |
| #define DEVICE_TYPE_INTERNAL_CONNECTOR (1 << 12) |
| #define DEVICE_TYPE_NOT_HDMI_OUTPUT (1 << 11) |
| #define DEVICE_TYPE_MIPI_OUTPUT (1 << 10) |
| #define DEVICE_TYPE_COMPOSITE_OUTPUT (1 << 9) |
| #define DEVICE_TYPE_DUAL_CHANNEL (1 << 8) |
| #define DEVICE_TYPE_HIGH_SPEED_LINK (1 << 6) |
| #define DEVICE_TYPE_LVDS_SIGNALING (1 << 5) |
| #define DEVICE_TYPE_TMDS_DVI_SIGNALING (1 << 4) |
| #define DEVICE_TYPE_VIDEO_SIGNALING (1 << 3) |
| #define DEVICE_TYPE_DISPLAYPORT_OUTPUT (1 << 2) |
| #define DEVICE_TYPE_DIGITAL_OUTPUT (1 << 1) |
| #define DEVICE_TYPE_ANALOG_OUTPUT (1 << 0) |
| |
| #define DEVICE_CFG_NONE 0x00 |
| #define DEVICE_CFG_12BIT_DVOB 0x01 |
| #define DEVICE_CFG_12BIT_DVOC 0x02 |
| #define DEVICE_CFG_24BIT_DVOBC 0x09 |
| #define DEVICE_CFG_24BIT_DVOCB 0x0a |
| #define DEVICE_CFG_DUAL_DVOB 0x11 |
| #define DEVICE_CFG_DUAL_DVOC 0x12 |
| #define DEVICE_CFG_DUAL_DVOBC 0x13 |
| #define DEVICE_CFG_DUAL_LINK_DVOBC 0x19 |
| #define DEVICE_CFG_DUAL_LINK_DVOCB 0x1a |
| |
| #define DEVICE_WIRE_NONE 0x00 |
| #define DEVICE_WIRE_DVOB 0x01 |
| #define DEVICE_WIRE_DVOC 0x02 |
| #define DEVICE_WIRE_DVOBC 0x03 |
| #define DEVICE_WIRE_DVOBB 0x05 |
| #define DEVICE_WIRE_DVOCC 0x06 |
| #define DEVICE_WIRE_DVOB_MASTER 0x0d |
| #define DEVICE_WIRE_DVOC_MASTER 0x0e |
| |
| /* dvo_port pre BDB 155 */ |
| #define DEVICE_PORT_DVOA 0x00 /* none on 845+ */ |
| #define DEVICE_PORT_DVOB 0x01 |
| #define DEVICE_PORT_DVOC 0x02 |
| |
| /* dvo_port BDB 155+ */ |
| #define DVO_PORT_HDMIA 0 |
| #define DVO_PORT_HDMIB 1 |
| #define DVO_PORT_HDMIC 2 |
| #define DVO_PORT_HDMID 3 |
| #define DVO_PORT_LVDS 4 |
| #define DVO_PORT_TV 5 |
| #define DVO_PORT_CRT 6 |
| #define DVO_PORT_DPB 7 |
| #define DVO_PORT_DPC 8 |
| #define DVO_PORT_DPD 9 |
| #define DVO_PORT_DPA 10 |
| #define DVO_PORT_DPE 11 /* 193+ */ |
| #define DVO_PORT_HDMIE 12 /* 193+ */ |
| #define DVO_PORT_DPF 13 /* N/A */ |
| #define DVO_PORT_HDMIF 14 /* N/A */ |
| #define DVO_PORT_DPG 15 /* 217+ */ |
| #define DVO_PORT_HDMIG 16 /* 217+ */ |
| #define DVO_PORT_DPH 17 /* 217+ */ |
| #define DVO_PORT_HDMIH 18 /* 217+ */ |
| #define DVO_PORT_DPI 19 /* 217+ */ |
| #define DVO_PORT_HDMII 20 /* 217+ */ |
| #define DVO_PORT_MIPIA 21 /* 171+ */ |
| #define DVO_PORT_MIPIB 22 /* 171+ */ |
| #define DVO_PORT_MIPIC 23 /* 171+ */ |
| #define DVO_PORT_MIPID 24 /* 171+ */ |
| |
| #define HDMI_MAX_DATA_RATE_PLATFORM 0 /* 204+ */ |
| #define HDMI_MAX_DATA_RATE_297 1 /* 204+ */ |
| #define HDMI_MAX_DATA_RATE_165 2 /* 204+ */ |
| #define HDMI_MAX_DATA_RATE_594 3 /* 249+ */ |
| #define HDMI_MAX_DATA_RATE_340 4 /* 249+ */ |
| #define HDMI_MAX_DATA_RATE_300 5 /* 249+ */ |
| |
| #define LEGACY_CHILD_DEVICE_CONFIG_SIZE 33 |
| |
| /* DDC Bus DDI Type 155+ */ |
| enum vbt_gmbus_ddi { |
| DDC_BUS_DDI_B = 0x1, |
| DDC_BUS_DDI_C, |
| DDC_BUS_DDI_D, |
| DDC_BUS_DDI_F, |
| ICL_DDC_BUS_DDI_A = 0x1, |
| ICL_DDC_BUS_DDI_B, |
| TGL_DDC_BUS_DDI_C, |
| RKL_DDC_BUS_DDI_D = 0x3, |
| RKL_DDC_BUS_DDI_E, |
| ICL_DDC_BUS_PORT_1 = 0x4, |
| ICL_DDC_BUS_PORT_2, |
| ICL_DDC_BUS_PORT_3, |
| ICL_DDC_BUS_PORT_4, |
| TGL_DDC_BUS_PORT_5, |
| TGL_DDC_BUS_PORT_6, |
| ADLS_DDC_BUS_PORT_TC1 = 0x2, |
| ADLS_DDC_BUS_PORT_TC2, |
| ADLS_DDC_BUS_PORT_TC3, |
| ADLS_DDC_BUS_PORT_TC4, |
| ADLP_DDC_BUS_PORT_TC1 = 0x3, |
| ADLP_DDC_BUS_PORT_TC2, |
| ADLP_DDC_BUS_PORT_TC3, |
| ADLP_DDC_BUS_PORT_TC4 |
| |
| }; |
| |
| #define DP_AUX_A 0x40 |
| #define DP_AUX_B 0x10 |
| #define DP_AUX_C 0x20 |
| #define DP_AUX_D 0x30 |
| #define DP_AUX_E 0x50 |
| #define DP_AUX_F 0x60 |
| #define DP_AUX_G 0x70 |
| #define DP_AUX_H 0x80 |
| #define DP_AUX_I 0x90 |
| |
| /* DP max link rate 216+ */ |
| #define BDB_216_VBT_DP_MAX_LINK_RATE_HBR3 0 |
| #define BDB_216_VBT_DP_MAX_LINK_RATE_HBR2 1 |
| #define BDB_216_VBT_DP_MAX_LINK_RATE_HBR 2 |
| #define BDB_216_VBT_DP_MAX_LINK_RATE_LBR 3 |
| |
| /* DP max link rate 230+ */ |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_DEF 0 |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_LBR 1 |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_HBR 2 |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_HBR2 3 |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_HBR3 4 |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_UHBR10 5 |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_UHBR13P5 6 |
| #define BDB_230_VBT_DP_MAX_LINK_RATE_UHBR20 7 |
| |
| /* |
| * The child device config, aka the display device data structure, provides a |
| * description of a port and its configuration on the platform. |
| * |
| * The child device config size has been increased, and fields have been added |
| * and their meaning has changed over time. Care must be taken when accessing |
| * basically any of the fields to ensure the correct interpretation for the BDB |
| * version in question. |
| * |
| * When we copy the child device configs to dev_priv->display.vbt.child_dev, we |
| * reserve space for the full structure below, and initialize the tail not |
| * actually present in VBT to zeros. Accessing those fields is fine, as long as |
| * the default zero is taken into account, again according to the BDB version. |
| * |
| * BDB versions 155 and below are considered legacy, and version 155 seems to be |
| * a baseline for some of the VBT documentation. When adding new fields, please |
| * include the BDB version when the field was added, if it's above that. |
| */ |
| struct child_device_config { |
| u16 handle; |
| u16 device_type; /* See DEVICE_TYPE_* above */ |
| |
| union { |
| u8 device_id[10]; /* ascii string */ |
| struct { |
| u8 i2c_speed; |
| u8 dp_onboard_redriver_preemph:3; /* 158+ */ |
| u8 dp_onboard_redriver_vswing:3; /* 158+ */ |
| u8 dp_onboard_redriver_present:1; /* 158+ */ |
| u8 reserved0:1; |
| u8 dp_ondock_redriver_preemph:3; /* 158+ */ |
| u8 dp_ondock_redriver_vswing:3; /* 158+ */ |
| u8 dp_ondock_redriver_present:1; /* 158+ */ |
| u8 reserved1:1; |
| u8 hdmi_level_shifter_value:5; /* 158+ */ |
| u8 hdmi_max_data_rate:3; /* 204+ */ |
| u16 dtd_buf_ptr; /* 161+ */ |
| u8 edidless_efp:1; /* 161+ */ |
| u8 compression_enable:1; /* 198+ */ |
| u8 compression_method_cps:1; /* 198+ */ |
| u8 ganged_edp:1; /* 202+ */ |
| u8 lttpr_non_transparent:1; /* 235+ */ |
| u8 disable_compression_for_ext_disp:1; /* 251+ */ |
| u8 reserved2:2; |
| u8 compression_structure_index:4; /* 198+ */ |
| u8 reserved3:4; |
| u8 hdmi_max_frl_rate:4; /* 237+ */ |
| u8 hdmi_max_frl_rate_valid:1; /* 237+ */ |
| u8 reserved4:3; /* 237+ */ |
| u8 reserved5; |
| } __packed; |
| } __packed; |
| |
| u16 addin_offset; |
| u8 dvo_port; /* See DEVICE_PORT_* and DVO_PORT_* above */ |
| u8 i2c_pin; |
| u8 slave_addr; |
| u8 ddc_pin; |
| u16 edid_ptr; |
| u8 dvo_cfg; /* See DEVICE_CFG_* above */ |
| |
| union { |
| struct { |
| u8 dvo2_port; |
| u8 i2c2_pin; |
| u8 slave2_addr; |
| u8 ddc2_pin; |
| } __packed; |
| struct { |
| u8 efp_routed:1; /* 158+ */ |
| u8 lane_reversal:1; /* 184+ */ |
| u8 lspcon:1; /* 192+ */ |
| u8 iboost:1; /* 196+ */ |
| u8 hpd_invert:1; /* 196+ */ |
| u8 use_vbt_vswing:1; /* 218+ */ |
| u8 dp_max_lane_count:2; /* 244+ */ |
| u8 hdmi_support:1; /* 158+ */ |
| u8 dp_support:1; /* 158+ */ |
| u8 tmds_support:1; /* 158+ */ |
| u8 support_reserved:5; |
| u8 aux_channel; |
| u8 dongle_detect; |
| } __packed; |
| } __packed; |
| |
| u8 pipe_cap:2; |
| u8 sdvo_stall:1; /* 158+ */ |
| u8 hpd_status:2; |
| u8 integrated_encoder:1; |
| u8 capabilities_reserved:2; |
| u8 dvo_wiring; /* See DEVICE_WIRE_* above */ |
| |
| union { |
| u8 dvo2_wiring; |
| u8 mipi_bridge_type; /* 171+ */ |
| } __packed; |
| |
| u16 extended_type; |
| u8 dvo_function; |
| u8 dp_usb_type_c:1; /* 195+ */ |
| u8 tbt:1; /* 209+ */ |
| u8 flags2_reserved:2; /* 195+ */ |
| u8 dp_port_trace_length:4; /* 209+ */ |
| u8 dp_gpio_index; /* 195+ */ |
| u16 dp_gpio_pin_num; /* 195+ */ |
| u8 dp_iboost_level:4; /* 196+ */ |
| u8 hdmi_iboost_level:4; /* 196+ */ |
| u8 dp_max_link_rate:3; /* 216+ */ |
| u8 dp_max_link_rate_reserved:5; /* 216+ */ |
| } __packed; |
| |
| struct bdb_general_definitions { |
| /* DDC GPIO */ |
| u8 crt_ddc_gmbus_pin; |
| |
| /* DPMS bits */ |
| u8 dpms_non_acpi:1; |
| u8 skip_boot_crt_detect:1; |
| u8 dpms_aim:1; |
| u8 rsvd1:5; /* finish byte */ |
| |
| /* boot device bits */ |
| u8 boot_display[2]; |
| u8 child_dev_size; |
| |
| /* |
| * Device info: |
| * If TV is present, it'll be at devices[0]. |
| * LVDS will be next, either devices[0] or [1], if present. |
| * On some platforms the number of device is 6. But could be as few as |
| * 4 if both TV and LVDS are missing. |
| * And the device num is related with the size of general definition |
| * block. It is obtained by using the following formula: |
| * number = (block_size - sizeof(bdb_general_definitions))/ |
| * defs->child_dev_size; |
| */ |
| u8 devices[]; |
| } __packed; |
| |
| /* |
| * Block 9 - SRD Feature Block |
| */ |
| |
| struct psr_table { |
| /* Feature bits */ |
| u8 full_link:1; /* 165+ */ |
| u8 require_aux_to_wakeup:1; /* 165+ */ |
| u8 feature_bits_rsvd:6; |
| |
| /* Wait times */ |
| u8 idle_frames:4; /* 165+ */ |
| u8 lines_to_wait:3; /* 165+ */ |
| u8 wait_times_rsvd:1; |
| |
| /* TP wake up time in multiple of 100 */ |
| u16 tp1_wakeup_time; /* 165+ */ |
| u16 tp2_tp3_wakeup_time; /* 165+ */ |
| } __packed; |
| |
| struct bdb_psr { |
| struct psr_table psr_table[16]; |
| |
| /* PSR2 TP2/TP3 wakeup time for 16 panels */ |
| u32 psr2_tp2_tp3_wakeup_time; /* 226+ */ |
| } __packed; |
| |
| /* |
| * Block 12 - Driver Features Data Block |
| */ |
| |
| #define BDB_DRIVER_FEATURE_NO_LVDS 0 |
| #define BDB_DRIVER_FEATURE_INT_LVDS 1 |
| #define BDB_DRIVER_FEATURE_SDVO_LVDS 2 |
| #define BDB_DRIVER_FEATURE_INT_SDVO_LVDS 3 |
| |
| struct bdb_driver_features { |
| /* Driver bits */ |
| u8 boot_dev_algorithm:1; |
| u8 allow_display_switch_dvd:1; |
| u8 allow_display_switch_dos:1; |
| u8 hotplug_dvo:1; |
| u8 dual_view_zoom:1; |
| u8 int15h_hook:1; |
| u8 sprite_in_clone:1; |
| u8 primary_lfp_id:1; |
| |
| u16 boot_mode_x; |
| u16 boot_mode_y; |
| u8 boot_mode_bpp; |
| u8 boot_mode_refresh; |
| |
| /* Extended Driver Bits 1 */ |
| u16 enable_lfp_primary:1; |
| u16 selective_mode_pruning:1; |
| u16 dual_frequency:1; |
| u16 render_clock_freq:1; /* 0: high freq; 1: low freq */ |
| u16 nt_clone_support:1; |
| u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */ |
| u16 sprite_display_assign:1; /* 0: secondary; 1: primary */ |
| u16 cui_aspect_scaling:1; |
| u16 preserve_aspect_ratio:1; |
| u16 sdvo_device_power_down:1; |
| u16 crt_hotplug:1; |
| u16 lvds_config:2; |
| u16 tv_hotplug:1; |
| u16 hdmi_config:2; |
| |
| /* Driver Flags 1 */ |
| u8 static_display:1; /* 163+ */ |
| u8 embedded_platform:1; /* 163+ */ |
| u8 display_subsystem_enable:1; /* 163+ */ |
| u8 reserved0:5; |
| |
| u16 legacy_crt_max_x; |
| u16 legacy_crt_max_y; |
| u8 legacy_crt_max_refresh; |
| |
| /* Extended Driver Bits 2 */ |
| u8 hdmi_termination:1; |
| u8 cea861d_hdmi_support:1; |
| u8 self_refresh_enable:1; |
| u8 reserved1:5; |
| |
| u8 custom_vbt_version; /* 155+ */ |
| |
| /* Driver Feature Flags */ |
| u16 rmpm_enabled:1; /* 165+ */ |
| u16 s2ddt_enabled:1; /* 165+ */ |
| u16 dpst_enabled:1; /* 165-227 */ |
| u16 bltclt_enabled:1; /* 165+ */ |
| u16 adb_enabled:1; /* 165-227 */ |
| u16 drrs_enabled:1; /* 165-227 */ |
| u16 grs_enabled:1; /* 165+ */ |
| u16 gpmt_enabled:1; /* 165+ */ |
| u16 tbt_enabled:1; /* 165+ */ |
| u16 psr_enabled:1; /* 165-227 */ |
| u16 ips_enabled:1; /* 165+ */ |
| u16 dpfs_enabled:1; /* 165+ */ |
| u16 dmrrs_enabled:1; /* 174-227 */ |
| u16 adt_enabled:1; /* ???-228 */ |
| u16 hpd_wake:1; /* 201-240 */ |
| u16 pc_feature_valid:1; |
| } __packed; |
| |
| /* |
| * Block 22 - SDVO LVDS General Options |
| */ |
| |
| struct bdb_sdvo_lvds_options { |
| u8 panel_backlight; |
| u8 h40_set_panel_type; |
| u8 panel_type; |
| u8 ssc_clk_freq; |
| u16 als_low_trip; |
| u16 als_high_trip; |
| u8 sclalarcoeff_tab_row_num; |
| u8 sclalarcoeff_tab_row_size; |
| u8 coefficient[8]; |
| u8 panel_misc_bits_1; |
| u8 panel_misc_bits_2; |
| u8 panel_misc_bits_3; |
| u8 panel_misc_bits_4; |
| } __packed; |
| |
| /* |
| * Block 23 - SDVO LVDS Panel DTDs |
| */ |
| |
| struct lvds_dvo_timing { |
| u16 clock; /**< In 10khz */ |
| u8 hactive_lo; |
| u8 hblank_lo; |
| u8 hblank_hi:4; |
| u8 hactive_hi:4; |
| u8 vactive_lo; |
| u8 vblank_lo; |
| u8 vblank_hi:4; |
| u8 vactive_hi:4; |
| u8 hsync_off_lo; |
| u8 hsync_pulse_width_lo; |
| u8 vsync_pulse_width_lo:4; |
| u8 vsync_off_lo:4; |
| u8 vsync_pulse_width_hi:2; |
| u8 vsync_off_hi:2; |
| u8 hsync_pulse_width_hi:2; |
| u8 hsync_off_hi:2; |
| u8 himage_lo; |
| u8 vimage_lo; |
| u8 vimage_hi:4; |
| u8 himage_hi:4; |
| u8 h_border; |
| u8 v_border; |
| u8 rsvd1:3; |
| u8 digital:2; |
| u8 vsync_positive:1; |
| u8 hsync_positive:1; |
| u8 non_interlaced:1; |
| } __packed; |
| |
| struct bdb_sdvo_panel_dtds { |
| struct lvds_dvo_timing dtds[4]; |
| } __packed; |
| |
| /* |
| * Block 27 - eDP VBT Block |
| */ |
| |
| #define EDP_18BPP 0 |
| #define EDP_24BPP 1 |
| #define EDP_30BPP 2 |
| #define EDP_RATE_1_62 0 |
| #define EDP_RATE_2_7 1 |
| #define EDP_RATE_5_4 2 |
| #define EDP_LANE_1 0 |
| #define EDP_LANE_2 1 |
| #define EDP_LANE_4 3 |
| #define EDP_PREEMPHASIS_NONE 0 |
| #define EDP_PREEMPHASIS_3_5dB 1 |
| #define EDP_PREEMPHASIS_6dB 2 |
| #define EDP_PREEMPHASIS_9_5dB 3 |
| #define EDP_VSWING_0_4V 0 |
| #define EDP_VSWING_0_6V 1 |
| #define EDP_VSWING_0_8V 2 |
| #define EDP_VSWING_1_2V 3 |
| |
| |
| struct edp_fast_link_params { |
| u8 rate:4; /* ???-223 */ |
| u8 lanes:4; |
| u8 preemphasis:4; |
| u8 vswing:4; |
| } __packed; |
| |
| struct edp_pwm_delays { |
| u16 pwm_on_to_backlight_enable; |
| u16 backlight_disable_to_pwm_off; |
| } __packed; |
| |
| struct edp_full_link_params { |
| u8 preemphasis:4; |
| u8 vswing:4; |
| } __packed; |
| |
| struct edp_apical_params { |
| u32 panel_oui; |
| u32 dpcd_base_address; |
| u32 dpcd_idridix_control_0; |
| u32 dpcd_option_select; |
| u32 dpcd_backlight; |
| u32 ambient_light; |
| u32 backlight_scale; |
| } __packed; |
| |
| struct bdb_edp { |
| struct edp_power_seq power_seqs[16]; |
| u32 color_depth; |
| struct edp_fast_link_params fast_link_params[16]; |
| u32 sdrrs_msa_timing_delay; |
| |
| /* ith bit indicates enabled/disabled for (i+1)th panel */ |
| u16 edp_s3d_feature; /* 162+ */ |
| u16 edp_t3_optimization; /* 165+ */ |
| u64 edp_vswing_preemph; /* 173+ */ |
| u16 fast_link_training; /* 182+ */ |
| u16 dpcd_600h_write_required; /* 185+ */ |
| struct edp_pwm_delays pwm_delays[16]; /* 186+ */ |
| u16 full_link_params_provided; /* 199+ */ |
| struct edp_full_link_params full_link_params[16]; /* 199+ */ |
| u16 apical_enable; /* 203+ */ |
| struct edp_apical_params apical_params[16]; /* 203+ */ |
| u16 edp_fast_link_training_rate[16]; /* 224+ */ |
| u16 edp_max_port_link_rate[16]; /* 244+ */ |
| } __packed; |
| |
| /* |
| * Block 40 - LFP Data Block |
| */ |
| |
| struct bdb_lvds_options { |
| u8 panel_type; |
| u8 panel_type2; /* 212+ */ |
| /* LVDS capabilities, stored in a dword */ |
| u8 pfit_mode:2; |
| u8 pfit_text_mode_enhanced:1; |
| u8 pfit_gfx_mode_enhanced:1; |
| u8 pfit_ratio_auto:1; |
| u8 pixel_dither:1; |
| u8 lvds_edid:1; /* ???-240 */ |
| u8 rsvd2:1; |
| u8 rsvd4; |
| /* LVDS Panel channel bits stored here */ |
| u32 lvds_panel_channel_bits; |
| /* LVDS SSC (Spread Spectrum Clock) bits stored here. */ |
| u16 ssc_bits; |
| u16 ssc_freq; |
| u16 ssc_ddt; |
| /* Panel color depth defined here */ |
| u16 panel_color_depth; |
| /* LVDS panel type bits stored here */ |
| u32 dps_panel_type_bits; |
| /* LVDS backlight control type bits stored here */ |
| u32 blt_control_type_bits; /* ???-240 */ |
| |
| u16 lcdvcc_s0_enable; /* 200+ */ |
| u32 rotation; /* 228+ */ |
| u32 position; /* 240+ */ |
| } __packed; |
| |
| /* |
| * Block 41 - LFP Data Table Pointers |
| */ |
| struct lvds_lfp_data_ptr_table { |
| u16 offset; /* offsets are from start of bdb */ |
| u8 table_size; |
| } __packed; |
| |
| /* LFP pointer table contains entries to the struct below */ |
| struct lvds_lfp_data_ptr { |
| struct lvds_lfp_data_ptr_table fp_timing; |
| struct lvds_lfp_data_ptr_table dvo_timing; |
| struct lvds_lfp_data_ptr_table panel_pnp_id; |
| } __packed; |
| |
| struct bdb_lvds_lfp_data_ptrs { |
| u8 lvds_entries; |
| struct lvds_lfp_data_ptr ptr[16]; |
| struct lvds_lfp_data_ptr_table panel_name; /* (156-163?)+ */ |
| } __packed; |
| |
| /* |
| * Block 42 - LFP Data Tables |
| */ |
| |
| /* LFP data has 3 blocks per entry */ |
| struct lvds_fp_timing { |
| u16 x_res; |
| u16 y_res; |
| u32 lvds_reg; |
| u32 lvds_reg_val; |
| u32 pp_on_reg; |
| u32 pp_on_reg_val; |
| u32 pp_off_reg; |
| u32 pp_off_reg_val; |
| u32 pp_cycle_reg; |
| u32 pp_cycle_reg_val; |
| u32 pfit_reg; |
| u32 pfit_reg_val; |
| u16 terminator; |
| } __packed; |
| |
| struct lvds_pnp_id { |
| u16 mfg_name; |
| u16 product_code; |
| u32 serial; |
| u8 mfg_week; |
| u8 mfg_year; |
| } __packed; |
| |
| /* |
| * For reference only. fp_timing has variable size so |
| * the data must be accessed using the data table pointers. |
| * Do not use this directly! |
| */ |
| struct lvds_lfp_data_entry { |
| struct lvds_fp_timing fp_timing; |
| struct lvds_dvo_timing dvo_timing; |
| struct lvds_pnp_id pnp_id; |
| } __packed; |
| |
| struct bdb_lvds_lfp_data { |
| struct lvds_lfp_data_entry data[16]; |
| } __packed; |
| |
| struct lvds_lfp_panel_name { |
| u8 name[13]; |
| } __packed; |
| |
| struct lvds_lfp_black_border { |
| u8 top; /* 227+ */ |
| u8 bottom; /* 227+ */ |
| u8 left; /* 238+ */ |
| u8 right; /* 238+ */ |
| } __packed; |
| |
| struct bdb_lvds_lfp_data_tail { |
| struct lvds_lfp_panel_name panel_name[16]; /* (156-163?)+ */ |
| u16 scaling_enable; /* 187+ */ |
| u8 seamless_drrs_min_refresh_rate[16]; /* 188+ */ |
| u8 pixel_overlap_count[16]; /* 208+ */ |
| struct lvds_lfp_black_border black_border[16]; /* 227+ */ |
| u16 dual_lfp_port_sync_enable; /* 231+ */ |
| u16 gpu_dithering_for_banding_artifacts; /* 245+ */ |
| } __packed; |
| |
| /* |
| * Block 43 - LFP Backlight Control Data Block |
| */ |
| |
| #define BDB_BACKLIGHT_TYPE_NONE 0 |
| #define BDB_BACKLIGHT_TYPE_PWM 2 |
| |
| struct lfp_backlight_data_entry { |
| u8 type:2; |
| u8 active_low_pwm:1; |
| u8 obsolete1:5; |
| u16 pwm_freq_hz; |
| u8 min_brightness; /* ???-233 */ |
| u8 obsolete2; |
| u8 obsolete3; |
| } __packed; |
| |
| struct lfp_backlight_control_method { |
| u8 type:4; |
| u8 controller:4; |
| } __packed; |
| |
| struct lfp_brightness_level { |
| u16 level; |
| u16 reserved; |
| } __packed; |
| |
| #define EXP_BDB_LFP_BL_DATA_SIZE_REV_191 \ |
| offsetof(struct bdb_lfp_backlight_data, brightness_level) |
| #define EXP_BDB_LFP_BL_DATA_SIZE_REV_234 \ |
| offsetof(struct bdb_lfp_backlight_data, brightness_precision_bits) |
| |
| struct bdb_lfp_backlight_data { |
| u8 entry_size; |
| struct lfp_backlight_data_entry data[16]; |
| u8 level[16]; /* ???-233 */ |
| struct lfp_backlight_control_method backlight_control[16]; |
| struct lfp_brightness_level brightness_level[16]; /* 234+ */ |
| struct lfp_brightness_level brightness_min_level[16]; /* 234+ */ |
| u8 brightness_precision_bits[16]; /* 236+ */ |
| u16 hdr_dpcd_refresh_timeout[16]; /* 239+ */ |
| } __packed; |
| |
| /* |
| * Block 44 - LFP Power Conservation Features Block |
| */ |
| struct lfp_power_features { |
| u8 reserved1:1; |
| u8 power_conservation_pref:3; |
| u8 reserved2:1; |
| u8 lace_enabled_status:1; /* 210+ */ |
| u8 lace_support:1; /* 210+ */ |
| u8 als_enable:1; |
| } __packed; |
| |
| struct als_data_entry { |
| u16 backlight_adjust; |
| u16 lux; |
| } __packed; |
| |
| struct aggressiveness_profile_entry { |
| u8 dpst_aggressiveness : 4; |
| u8 lace_aggressiveness : 4; |
| } __packed; |
| |
| struct aggressiveness_profile2_entry { |
| u8 opst_aggressiveness : 4; |
| u8 elp_aggressiveness : 4; |
| } __packed; |
| |
| struct bdb_lfp_power { |
| struct lfp_power_features features; /* ???-227 */ |
| struct als_data_entry als[5]; |
| u8 lace_aggressiveness_profile:3; /* 210-227 */ |
| u8 reserved1:5; |
| u16 dpst; /* 228+ */ |
| u16 psr; /* 228+ */ |
| u16 drrs; /* 228+ */ |
| u16 lace_support; /* 228+ */ |
| u16 adt; /* 228+ */ |
| u16 dmrrs; /* 228+ */ |
| u16 adb; /* 228+ */ |
| u16 lace_enabled_status; /* 228+ */ |
| struct aggressiveness_profile_entry aggressiveness[16]; /* 228+ */ |
| u16 hobl; /* 232+ */ |
| u16 vrr_feature_enabled; /* 233+ */ |
| u16 elp; /* 247+ */ |
| u16 opst; /* 247+ */ |
| struct aggressiveness_profile2_entry aggressiveness2[16]; /* 247+ */ |
| } __packed; |
| |
| /* |
| * Block 52 - MIPI Configuration Block |
| */ |
| |
| #define MAX_MIPI_CONFIGURATIONS 6 |
| |
| struct bdb_mipi_config { |
| struct mipi_config config[MAX_MIPI_CONFIGURATIONS]; /* 175+ */ |
| struct mipi_pps_data pps[MAX_MIPI_CONFIGURATIONS]; /* 177+ */ |
| struct edp_pwm_delays pwm_delays[MAX_MIPI_CONFIGURATIONS]; /* 186+ */ |
| u8 pmic_i2c_bus_number[MAX_MIPI_CONFIGURATIONS]; /* 190+ */ |
| } __packed; |
| |
| /* |
| * Block 53 - MIPI Sequence Block |
| */ |
| |
| struct bdb_mipi_sequence { |
| u8 version; |
| u8 data[]; /* up to 6 variable length blocks */ |
| } __packed; |
| |
| /* |
| * Block 56 - Compression Parameters |
| */ |
| |
| #define VBT_RC_BUFFER_BLOCK_SIZE_1KB 0 |
| #define VBT_RC_BUFFER_BLOCK_SIZE_4KB 1 |
| #define VBT_RC_BUFFER_BLOCK_SIZE_16KB 2 |
| #define VBT_RC_BUFFER_BLOCK_SIZE_64KB 3 |
| |
| #define VBT_DSC_LINE_BUFFER_DEPTH(vbt_value) ((vbt_value) + 8) /* bits */ |
| #define VBT_DSC_MAX_BPP(vbt_value) (6 + (vbt_value) * 2) |
| |
| struct dsc_compression_parameters_entry { |
| u8 version_major:4; |
| u8 version_minor:4; |
| |
| u8 rc_buffer_block_size:2; |
| u8 reserved1:6; |
| |
| /* |
| * Buffer size in bytes: |
| * |
| * 4 ^ rc_buffer_block_size * 1024 * (rc_buffer_size + 1) bytes |
| */ |
| u8 rc_buffer_size; |
| u32 slices_per_line; |
| |
| u8 line_buffer_depth:4; |
| u8 reserved2:4; |
| |
| /* Flag Bits 1 */ |
| u8 block_prediction_enable:1; |
| u8 reserved3:7; |
| |
| u8 max_bpp; /* mapping */ |
| |
| /* Color depth capabilities */ |
| u8 reserved4:1; |
| u8 support_8bpc:1; |
| u8 support_10bpc:1; |
| u8 support_12bpc:1; |
| u8 reserved5:4; |
| |
| u16 slice_height; |
| } __packed; |
| |
| struct bdb_compression_parameters { |
| u16 entry_size; |
| struct dsc_compression_parameters_entry data[16]; |
| } __packed; |
| |
| /* |
| * Block 58 - Generic DTD Block |
| */ |
| |
| struct generic_dtd_entry { |
| u32 pixel_clock; |
| u16 hactive; |
| u16 hblank; |
| u16 hfront_porch; |
| u16 hsync; |
| u16 vactive; |
| u16 vblank; |
| u16 vfront_porch; |
| u16 vsync; |
| u16 width_mm; |
| u16 height_mm; |
| |
| /* Flags */ |
| u8 rsvd_flags:6; |
| u8 vsync_positive_polarity:1; |
| u8 hsync_positive_polarity:1; |
| |
| u8 rsvd[3]; |
| } __packed; |
| |
| struct bdb_generic_dtd { |
| u16 gdtd_size; |
| struct generic_dtd_entry dtd[]; /* up to 24 DTD's */ |
| } __packed; |
| |
| #endif /* _INTEL_VBT_DEFS_H_ */ |
