LXR linux/drivers/gpu/drm/vmwgfx/device_include/svga

   1/**********************************************************
   2 * Copyright 2007-2015 VMware, Inc.  All rights reserved.
   3 *
   4 * Permission is hereby granted, free of charge, to any person
   5 * obtaining a copy of this software and associated documentation
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   9 * of the Software, and to permit persons to whom the Software is
  10 * furnished to do so, subject to the following conditions:
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  12 * The above copyright notice and this permission notice shall be
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  22 * SOFTWARE.
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  25
  26/*
  27 * svga_escape.h --
  28 *
  29 *    Definitions for our own (vendor-specific) SVGA Escape commands.
  30 */
  31
  32#ifndef _SVGA_ESCAPE_H_
  33#define _SVGA_ESCAPE_H_
  34
  35
  36/*
  37 * Namespace IDs for the escape command
  38 */
  39
  40#define SVGA_ESCAPE_NSID_VMWARE 0x00000000
  41#define SVGA_ESCAPE_NSID_DEVEL  0xFFFFFFFF
  42
  43
  44/*
  45 * Within SVGA_ESCAPE_NSID_VMWARE, we multiplex commands according to
  46 * the first DWORD of escape data (after the nsID and size). As a
  47 * guideline we're using the high word and low word as a major and
  48 * minor command number, respectively.
  49 *
  50 * Major command number allocation:
  51 *
  52 *   0000: Reserved
  53 *   0001: SVGA_ESCAPE_VMWARE_LOG (svga_binary_logger.h)
  54 *   0002: SVGA_ESCAPE_VMWARE_VIDEO (svga_overlay.h)
  55 *   0003: SVGA_ESCAPE_VMWARE_HINT (svga_escape.h)
  56 */
  57
  58#define SVGA_ESCAPE_VMWARE_MAJOR_MASK  0xFFFF0000
  59
  60
  61/*
  62 * SVGA Hint commands.
  63 *
  64 * These escapes let the SVGA driver provide optional information to
  65 * he host about the state of the guest or guest applications. The
  66 * host can use these hints to make user interface or performance
  67 * decisions.
  68 *
  69 * Notes:
  70 *
  71 *   - SVGA_ESCAPE_VMWARE_HINT_FULLSCREEN is deprecated for guests
  72 *     that use the SVGA Screen Object extension. Instead of sending
  73 *     this escape, use the SVGA_SCREEN_FULLSCREEN_HINT flag on your
  74 *     Screen Object.
  75 */
  76
  77#define SVGA_ESCAPE_VMWARE_HINT               0x00030000
  78#define SVGA_ESCAPE_VMWARE_HINT_FULLSCREEN    0x00030001  /* Deprecated */
  79
  80typedef
  81struct {
  82   uint32 command;
  83   uint32 fullscreen;
  84   struct {
  85      int32 x, y;
  86   } monitorPosition;
  87} SVGAEscapeHintFullscreen;
  88
  89#endif /* _SVGA_ESCAPE_H_ */
  90