feat(x11): migrate to pure Xlibre + dwm/dmenu/st stack, fix fcitx5-t9 bottom bar, PM8909 PON shutdown, and remove Wayland
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Luxferre
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/*
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* edid.h: defines to parse an EDID block
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*
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* This file contains all information to interpret a standard EDIC block
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* transmitted by a display device via DDC (Display Data Channel). So far
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* there is no information to deal with optional EDID blocks.
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* DDC is a Trademark of VESA (Video Electronics Standard Association).
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*
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* Copyright 1998 by Egbert Eich <Egbert.Eich@Physik.TU-Darmstadt.DE>
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*/
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#ifndef _EDID_H_
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#define _EDID_H_
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#include <stdbool.h>
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#include <stdint.h>
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#include <X11/Xmd.h>
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#include <X11/Xfuncproto.h>
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#define STD_TIMINGS 8
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#define DET_TIMINGS 4
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/* input type */
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#define DIGITAL(x) (x)
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/* Msc stuff EDID Ver > 1.1 */
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#define PREFERRED_TIMING_MODE(x) ((x) & 0x2)
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#define GTF_SUPPORTED(x) ((x) & 0x1)
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struct vendor {
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char name[4];
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int prod_id;
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unsigned int serial;
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int week;
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int year;
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};
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struct edid_version {
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int version;
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int revision;
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};
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struct disp_features {
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unsigned int input_type:1;
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unsigned int input_voltage:2;
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unsigned int input_setup:1;
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unsigned int input_sync:5;
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unsigned int input_dfp:1;
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unsigned int input_bpc:3;
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unsigned int input_interface:4;
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/* 15 bit hole */
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int hsize;
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int vsize;
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float gamma;
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unsigned int dpms:3;
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unsigned int display_type:2;
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unsigned int msc:3;
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float redx;
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float redy;
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float greenx;
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float greeny;
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float bluex;
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float bluey;
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float whitex;
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float whitey;
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};
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struct established_timings {
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uint8_t t1;
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uint8_t t2;
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uint8_t t_manu;
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};
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struct std_timings {
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int hsize;
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int vsize;
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int refresh;
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CARD16 id;
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};
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struct detailed_timings {
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int clock;
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int h_active;
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int h_blanking;
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int v_active;
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int v_blanking;
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int h_sync_off;
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int h_sync_width;
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int v_sync_off;
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int v_sync_width;
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int h_size;
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int v_size;
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int h_border;
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int v_border;
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unsigned int interlaced:1;
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unsigned int stereo:2;
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unsigned int sync:2;
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unsigned int misc:2;
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unsigned int stereo_1:1;
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};
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#define DT 0
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#define DS_SERIAL 0xFF
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#define DS_ASCII_STR 0xFE
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#define DS_NAME 0xFC
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#define DS_RANGES 0xFD
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#define DS_WHITE_P 0xFB
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#define DS_STD_TIMINGS 0xFA
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#define DS_CMD 0xF9
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#define DS_CVT 0xF8
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#define DS_EST_III 0xF7
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#define DS_DUMMY 0x10
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#define DS_UNKOWN 0x100 /* type is an int */
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#define DS_VENDOR 0x101
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#define DS_VENDOR_MAX 0x110
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/*
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* Display range limit Descriptor of EDID version1, reversion 4
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*/
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typedef enum {
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DR_DEFAULT_GTF,
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DR_LIMITS_ONLY,
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DR_SECONDARY_GTF,
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DR_CVT_SUPPORTED = 4,
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} DR_timing_flags;
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struct monitor_ranges {
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int min_v;
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int max_v;
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int min_h;
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int max_h;
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int max_clock; /* in mhz */
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int gtf_2nd_f;
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int gtf_2nd_c;
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int gtf_2nd_m;
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int gtf_2nd_k;
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int gtf_2nd_j;
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int max_clock_khz;
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int maxwidth; /* in pixels */
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char supported_aspect;
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char preferred_aspect;
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char supported_blanking;
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char supported_scaling;
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int preferred_refresh; /* in hz */
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DR_timing_flags display_range_timing_flags;
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};
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struct whitePoints {
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int index;
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float white_x;
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float white_y;
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float white_gamma;
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};
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struct cvt_timings {
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int width;
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int height;
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int rate;
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int rates;
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};
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/*
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* Be careful when adding new sections; this structure can't grow, it's
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* embedded in the middle of xf86Monitor which is ABI. Sizes below are
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* in bytes, for ILP32 systems. If all else fails just copy the section
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* literally like serial and friends.
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*/
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struct detailed_monitor_section {
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int type;
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union {
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struct detailed_timings d_timings; /* 56 */
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uint8_t serial[13];
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uint8_t ascii_data[13];
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uint8_t name[13];
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struct monitor_ranges ranges; /* 60 */
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struct std_timings std_t[5]; /* 80 */
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struct whitePoints wp[2]; /* 32 */
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/* color management data */
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struct cvt_timings cvt[4]; /* 64 */
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uint8_t est_iii[6]; /* 6 */
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} section; /* max: 80 */
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};
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/* flags */
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#define MONITOR_EDID_COMPLETE_RAWDATA 0x01
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/* old, don't use */
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#define EDID_COMPLETE_RAWDATA 0x01
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/**
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* @brief The monitor_hdr_data hdr metadata struct
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* This struct mirrors Table 92 - HDR Static Metadata Data Block (HDR SMDB) structure
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*/
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struct monitor_hdr_data {
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bool hdr_valid : 1; /* static metadata v1 found, doesn't mean all fields are set */
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bool colorimetry_valid : 1; /* if colorimetry tag found */
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bool tf_traditional_sdr : 1,
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tf_traditional_hdr : 1,
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tf_pq : 1,
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tf_hlg : 1,
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tf_4 : 1,
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tf_5 : 1;
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unsigned int resv : 2; /* reserved bits */
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float desired_content_min_luminance; /* in cd/m2, can be 0 */
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float desired_content_max_luminance; /* in cd/m2, can be 0 */
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float desired_content_max_frame_avg_luminance; /* in cd/m2, if unset 0 */
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bool sm_static_metadata_type1 : 1;
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unsigned int sm_1_7 : 7; /* reserved bits */
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int reserved_1[4]; /* for future */
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unsigned int colorimetry_profiles : 16;
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int reserved_2[4]; /* for future */
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};
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#define CTA_HDR_SMDB_TF_SDR 1
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#define CTA_HDR_SMDB_TF_HDR 2
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#define CTA_HDR_SMDB_TF_ST2084 4
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#define CTA_HDR_SMDB_TF_HLG 8
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#define CTA_HDR_SMDB_SM_TYPE1 1
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/* these constants are from Colorimetry Data Block (CDB) byte 3 and 4, converted into natural representation (big endian) uint16 */
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#define is_CTA_CDB_BT2020_RGB(x) (((x) & 0x8000) == 0x8000)
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#define is_CTA_CDB_BT2020_YCC(x) (((x) & 0x4000) == 0x4000)
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#define is_CTA_CDB_BT2020_cYCC(x) (((x) & 0x2000) == 0x2000)
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#define is_CTA_CDB_opRGB(x) (((x) & 0x1000) == 0x1000)
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#define is_CTA_CDB_opYCC601(x) (((x) & 0x0800) == 0x0800)
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#define is_CTA_CDB_sYCC601(x) (((x) & 0x0400) == 0x0400)
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#define is_CTA_CDB_xvYCC709(x) (((x) & 0x0200) == 0x0200)
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#define is_CTA_CDB_xvYCC601(x) (((x) & 0x0100) == 0x0100)
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#define is_CTA_CDB_ST2113RGB(x) (((x) & 0x0080) == 0x0080)
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#define is_CTA_CDB_iCtCp(x) (((x) & 0x0040) == 0x0040)
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/*
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* For DisplayID devices, only the scrnIndex, flags, and rawData fields
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* are meaningful. For EDID, they all are.
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*/
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typedef struct {
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int scrnIndex;
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struct vendor vendor;
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struct edid_version ver;
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struct disp_features features;
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struct established_timings timings1;
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struct std_timings timings2[8];
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struct detailed_monitor_section det_mon[4];
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unsigned long flags;
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int no_sections;
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uint8_t *rawData;
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struct monitor_hdr_data hdr;
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} xf86Monitor, *xf86MonPtr;
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extern _X_EXPORT xf86MonPtr ConfiguredMonitor;
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/*
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* check whether monitor supports Generalized Timing Formula
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*
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* @param monitor the monitor information structure to check
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* @return true if GTF is supported by the monitor
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*/
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_X_EXPORT bool xf86Monitor_gtf_supported(xf86MonPtr monitor);
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#endif /* _EDID_H_ */
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