src/gallium/targets/xorg-vmwgfx/vmw_xorg.c

   1 /**********************************************************
   2  * Copyright 2008-2009 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
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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  22  * SOFTWARE.
  23  *
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  25
  26 /**
  27  * @file
  28  * Glue file for Xorg State Tracker.
  29  *
  30  * @author Alan Hourihane <alanh@tungstengraphics.com>
  31  * @author Jakob Bornecrantz <wallbraker@gmail.com>
  32  */
  33
  34 #include "vmw_hook.h"
  35
  36
  37 /*
  38  * Defines and modinfo
  39  */
  40
  41 #define VMWGFX_DRIVER_NAME "vmwgfx"
  42
  43 #define VMW_STRING_INNER(s) #s
  44 #define VMW_STRING(str) VMW_STRING_INNER(str)
  45
  46 #define VMWGFX_VERSION_MAJOR 11
  47 #define VMWGFX_VERSION_MINOR 0
  48 #define VMWGFX_VERSION_PATCH 0
  49 #define VMWGFX_VERSION_STRING_MAJOR VMW_STRING(VMWGFX_VERSION_MAJOR)
  50 #define VMWGFX_VERSION_STRING_MINOR VMW_STRING(VMWGFX_VERSION_MINOR)
  51 #define VMWGFX_VERSION_STRING_PATCH VMW_STRING(VMWGFX_VERSION_PATCH)
  52
  53 #define VMWGFX_DRIVER_VERSION \
  54    (VMWGFX_VERSION_MAJOR * 65536 + VMWGFX_VERSION_MINOR * 256 + VMWGFX_VERSION_PATCH)
  55 #define VMWGFX_DRIVER_VERSION_STRING \
  56     VMWGFX_VERSION_STRING_MAJOR "." VMWGFX_VERSION_STRING_MINOR \
  57     "." VMWGFX_VERSION_STRING_PATCH
  58
  59 /*
  60  * Standard four digit version string expected by VMware Tools installer.
  61  * As the driver's version is only  {major, minor, patchlevel}, simply append an
  62  * extra zero for the fourth digit.
  63  */
  64 #ifdef __GNUC__
  65 _X_EXPORT const char vmwgfx_drv_modinfo[] __attribute__((section(".modinfo"),unused)) =
  66     "version=" VMWGFX_DRIVER_VERSION_STRING ".0";
  67 #endif
  68
  69 static void vmw_xorg_identify(int flags);
  70 _X_EXPORT Bool vmw_xorg_pci_probe(DriverPtr driver,
  71                                   int entity_num,
  72                                   struct pci_device *device,
  73                                   intptr_t match_data);
  74
  75
  76 /*
  77  * Tables
  78  */
  79
  80 static const struct pci_id_match vmw_xorg_device_match[] = {
  81     {0x15ad, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0, 0},
  82     {0, 0, 0, 0, 0, 0, 0},
  83 };
  84
  85 static SymTabRec vmw_xorg_chipsets[] = {
  86     {PCI_MATCH_ANY, "VMware SVGA Device"},
  87     {-1, NULL}
  88 };
  89
  90 static PciChipsets vmw_xorg_pci_devices[] = {
  91     {PCI_MATCH_ANY, PCI_MATCH_ANY, NULL},
  92     {-1, -1, NULL}
  93 };
  94
  95 static XF86ModuleVersionInfo vmw_xorg_version = {
  96     VMWGFX_DRIVER_NAME,
  97     MODULEVENDORSTRING,
  98     MODINFOSTRING1,
  99     MODINFOSTRING2,
 100     XORG_VERSION_CURRENT,
 101     VMWGFX_VERSION_MAJOR, VMWGFX_VERSION_MINOR, VMWGFX_VERSION_PATCH,
 102     ABI_CLASS_VIDEODRV,
 103     ABI_VIDEODRV_VERSION,
 104     MOD_CLASS_VIDEODRV,
 105     {0, 0, 0, 0}
 106 };
 107
 108 /*
 109  * Xorg driver exported structures
 110  */
 111
 112 _X_EXPORT DriverRec vmwgfx = {
 113     1,
 114     VMWGFX_DRIVER_NAME,
 115     vmw_xorg_identify,
 116     NULL,
 117     xorg_tracker_available_options,
 118     NULL,
 119     0,
 120     NULL,
 121     vmw_xorg_device_match,
 122     vmw_xorg_pci_probe
 123 };
 124
 125 static MODULESETUPPROTO(vmw_xorg_setup);
 126
 127 _X_EXPORT XF86ModuleData vmwgfxModuleData = {
 128     &vmw_xorg_version,
 129     vmw_xorg_setup,
 130     NULL
 131 };
 132
 133
 134 /*
 135  * Xorg driver functions
 136  */
 137
 138 static pointer
 139 vmw_xorg_setup(pointer module, pointer opts, int *errmaj, int *errmin)
 140 {
 141     static Bool setupDone = 0;
 142
 143     /* This module should be loaded only once, but check to be sure.
 144      */
 145     if (!setupDone) {
 146         setupDone = 1;
 147         xf86AddDriver(&vmwgfx, module, HaveDriverFuncs);
 148
 149         /*
 150          * The return value must be non-NULL on success even though there
 151          * is no TearDownProc.
 152          */
 153         return (pointer) 1;
 154     } else {
 155         if (errmaj)
 156             *errmaj = LDR_ONCEONLY;
 157         return NULL;
 158     }
 159 }
 160
 161 static void
 162 vmw_xorg_identify(int flags)
 163 {
 164     xf86PrintChipsets("vmwgfx", "Driver for VMware SVGA device",
 165                       vmw_xorg_chipsets);
 166 }
 167
 168 _X_EXPORT Bool
 169 vmw_xorg_pci_probe(DriverPtr driver,
 170           int entity_num, struct pci_device *device, intptr_t match_data)
 171 {
 172     ScrnInfoPtr scrn = NULL;
 173     EntityInfoPtr entity;
 174
 175     scrn = xf86ConfigPciEntity(scrn, 0, entity_num, vmw_xorg_pci_devices,
 176                                NULL, NULL, NULL, NULL, NULL);
 177     if (scrn != NULL) {
 178         scrn->driverVersion = 1;
 179         scrn->driverName = "vmwgfx";
 180         scrn->name = "vmwgfx";
 181         scrn->Probe = NULL;
 182
 183         entity = xf86GetEntityInfo(entity_num);
 184
 185         /* Use all the functions from the xorg tracker */
 186         xorg_tracker_set_functions(scrn);
 187
 188         vmw_screen_set_functions(scrn);
 189     }
 190     return scrn != NULL;
 191 }