source: vbox/trunk/src/VBox/Additions/x11/x11include/libdrm-2.4.5/drm_mode.h@ 17232

/*
 * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
 * Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com>
 * Copyright (c) 2008 Red Hat Inc.
 * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA
 * Copyright (c) 2007-2008 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 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.
 */

#ifndef _DRM_MODE_H
#define _DRM_MODE_H

#ifdef __linux__
#if !defined(__KERNEL__) && !defined(_KERNEL)
#include <stdint.h>
#else
#include <linux/kernel.h>
#endif
#endif

#define DRM_DISPLAY_INFO_LEN    32
#define DRM_CONNECTOR_NAME_LEN  32
#define DRM_DISPLAY_MODE_LEN    32
#define DRM_PROP_NAME_LEN       32

#define DRM_MODE_TYPE_BUILTIN   (1<<0)
#define DRM_MODE_TYPE_CLOCK_C   ((1<<1) | DRM_MODE_TYPE_BUILTIN)
#define DRM_MODE_TYPE_CRTC_C    ((1<<2) | DRM_MODE_TYPE_BUILTIN)
#define DRM_MODE_TYPE_PREFERRED (1<<3)
#define DRM_MODE_TYPE_DEFAULT   (1<<4)
#define DRM_MODE_TYPE_USERDEF   (1<<5)
#define DRM_MODE_TYPE_DRIVER    (1<<6)

/* Video mode flags */
/* bit compatible with the xorg definitions. */
#define DRM_MODE_FLAG_PHSYNC    (1<<0)
#define DRM_MODE_FLAG_NHSYNC    (1<<1)
#define DRM_MODE_FLAG_PVSYNC    (1<<2)
#define DRM_MODE_FLAG_NVSYNC    (1<<3)
#define DRM_MODE_FLAG_INTERLACE (1<<4)
#define DRM_MODE_FLAG_DBLSCAN   (1<<5)
#define DRM_MODE_FLAG_CSYNC     (1<<6)
#define DRM_MODE_FLAG_PCSYNC    (1<<7)
#define DRM_MODE_FLAG_NCSYNC    (1<<8)
#define DRM_MODE_FLAG_HSKEW     (1<<9) /* hskew provided */
#define DRM_MODE_FLAG_BCAST     (1<<10)
#define DRM_MODE_FLAG_PIXMUX    (1<<11)
#define DRM_MODE_FLAG_DBLCLK    (1<<12)
#define DRM_MODE_FLAG_CLKDIV2   (1<<13)

/* DPMS flags */
/* bit compatible with the xorg definitions. */
#define DRM_MODE_DPMS_ON        0
#define DRM_MODE_DPMS_STANDBY   1
#define DRM_MODE_DPMS_SUSPEND   2
#define DRM_MODE_DPMS_OFF       3

/* Scaling mode options */
#define DRM_MODE_SCALE_NON_GPU          0
#define DRM_MODE_SCALE_FULLSCREEN       1
#define DRM_MODE_SCALE_NO_SCALE         2
#define DRM_MODE_SCALE_ASPECT           3

/* Dithering mode options */
#define DRM_MODE_DITHERING_OFF  0
#define DRM_MODE_DITHERING_ON   1

struct drm_mode_modeinfo {
        uint32_t clock;
        uint16_t hdisplay, hsync_start, hsync_end, htotal, hskew;
        uint16_t vdisplay, vsync_start, vsync_end, vtotal, vscan;

        uint32_t vrefresh; /* vertical refresh * 1000 */

        uint32_t flags;
        uint32_t type;
        char name[DRM_DISPLAY_MODE_LEN];
};

struct drm_mode_card_res {
        uint64_t fb_id_ptr;
        uint64_t crtc_id_ptr;
        uint64_t connector_id_ptr;
        uint64_t encoder_id_ptr;
        uint32_t count_fbs;
        uint32_t count_crtcs;
        uint32_t count_connectors;
        uint32_t count_encoders;
        uint32_t min_width, max_width;
        uint32_t min_height, max_height;
};

struct drm_mode_crtc {
        uint64_t set_connectors_ptr;
        uint32_t count_connectors;

        uint32_t crtc_id; /**< Id */
        uint32_t fb_id; /**< Id of framebuffer */

        uint32_t x, y; /**< Position on the frameuffer */

        uint32_t gamma_size;
        uint32_t mode_valid;
        struct drm_mode_modeinfo mode;
};

#define DRM_MODE_ENCODER_NONE   0
#define DRM_MODE_ENCODER_DAC    1
#define DRM_MODE_ENCODER_TMDS   2
#define DRM_MODE_ENCODER_LVDS   3
#define DRM_MODE_ENCODER_TVDAC  4

struct drm_mode_get_encoder {
        uint32_t encoder_id;
        uint32_t encoder_type;

        uint32_t crtc_id; /**< Id of crtc */

        uint32_t possible_crtcs;
        uint32_t possible_clones;
};

/* This is for connectors with multiple signal types. */
/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */
#define DRM_MODE_SUBCONNECTOR_Automatic 0
#define DRM_MODE_SUBCONNECTOR_Unknown   0
#define DRM_MODE_SUBCONNECTOR_DVID      3
#define DRM_MODE_SUBCONNECTOR_DVIA      4
#define DRM_MODE_SUBCONNECTOR_Composite 5
#define DRM_MODE_SUBCONNECTOR_SVIDEO    6
#define DRM_MODE_SUBCONNECTOR_Component 8

#define DRM_MODE_CONNECTOR_Unknown      0
#define DRM_MODE_CONNECTOR_VGA          1
#define DRM_MODE_CONNECTOR_DVII         2
#define DRM_MODE_CONNECTOR_DVID         3
#define DRM_MODE_CONNECTOR_DVIA         4
#define DRM_MODE_CONNECTOR_Composite    5
#define DRM_MODE_CONNECTOR_SVIDEO       6
#define DRM_MODE_CONNECTOR_LVDS         7
#define DRM_MODE_CONNECTOR_Component    8
#define DRM_MODE_CONNECTOR_9PinDIN      9
#define DRM_MODE_CONNECTOR_DisplayPort  10
#define DRM_MODE_CONNECTOR_HDMIA        11
#define DRM_MODE_CONNECTOR_HDMIB        12

struct drm_mode_get_connector {

        uint64_t encoders_ptr;
        uint64_t modes_ptr;
        uint64_t props_ptr;
        uint64_t prop_values_ptr;

        uint32_t count_modes;
        uint32_t count_props;
        uint32_t count_encoders;

        uint32_t encoder_id; /**< Current Encoder */
        uint32_t connector_id; /**< Id */
        uint32_t connector_type;
        uint32_t connector_type_id;

        uint32_t connection;
        uint32_t mm_width, mm_height; /**< HxW in millimeters */
        uint32_t subpixel;
};

#define DRM_MODE_PROP_PENDING   (1<<0)
#define DRM_MODE_PROP_RANGE     (1<<1)
#define DRM_MODE_PROP_IMMUTABLE (1<<2)
#define DRM_MODE_PROP_ENUM      (1<<3) /* enumerated type with text strings */
#define DRM_MODE_PROP_BLOB      (1<<4)

struct drm_mode_property_enum {
        uint64_t value;
        char name[DRM_PROP_NAME_LEN];
};

struct drm_mode_get_property {
        uint64_t values_ptr; /* values and blob lengths */
        uint64_t enum_blob_ptr; /* enum and blob id ptrs */

        uint32_t prop_id;
        uint32_t flags;
        char name[DRM_PROP_NAME_LEN];

        uint32_t count_values;
        uint32_t count_enum_blobs;
};

struct drm_mode_connector_set_property {
        uint64_t value;
        uint32_t prop_id;
        uint32_t connector_id;
};

struct drm_mode_get_blob {
        uint32_t blob_id;
        uint32_t length;
        uint64_t data;
};

struct drm_mode_fb_cmd {
        uint32_t fb_id;
        uint32_t width, height;
        uint32_t pitch;
        uint32_t bpp;
        uint32_t depth;
        /* driver specific handle */
        uint32_t handle;
};

struct drm_mode_mode_cmd {
        uint32_t connector_id;
        struct drm_mode_modeinfo mode;
};

#define DRM_MODE_CURSOR_BO      (1<<0)
#define DRM_MODE_CURSOR_MOVE    (1<<1)

/*
 * depending on the value in flags diffrent members are used.
 *
 * CURSOR_BO uses
 *    crtc
 *    width
 *    height
 *    handle - if 0 turns the cursor of
 *
 * CURSOR_MOVE uses
 *    crtc
 *    x
 *    y
 */
struct drm_mode_cursor {
        uint32_t flags;
        uint32_t crtc_id;
        int32_t x;
        int32_t y;
        uint32_t width;
        uint32_t height;
        /* driver specific handle */
        uint32_t handle;
};

struct drm_mode_crtc_lut {
        uint32_t crtc_id;
        uint32_t gamma_size;

        /* pointers to arrays */
        uint64_t red;
        uint64_t green;
        uint64_t blue;
};

#endif