1 /* 2 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. 3 * All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the 7 * "Software"), to deal in the Software without restriction, including 8 * without limitation the rights to use, copy, modify, merge, publish, 9 * distribute, sub license, and/or sell copies of the Software, and to 10 * permit persons to whom the Software is furnished to do so, subject to 11 * the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the 14 * next paragraph) shall be included in all copies or substantial portions 15 * of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 * 25 * 26 * Author: Alan Hourihane <alanh (at) tungstengraphics.com> 27 * Author: Jakob Bornecrantz <wallbraker (at) gmail.com> 28 * 29 */ 30 31 #include "../../state_trackers/xorg/xorg_winsys.h" 32 33 static void intel_xorg_identify(int flags); 34 static Bool intel_xorg_pci_probe(DriverPtr driver, 35 int entity_num, 36 struct pci_device *device, 37 intptr_t match_data); 38 39 static const struct pci_id_match intel_xorg_device_match[] = { 40 {0x8086, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, 0, 0, 0}, 41 {0, 0, 0}, 42 }; 43 44 static SymTabRec intel_xorg_chipsets[] = { 45 {PCI_MATCH_ANY, "Intel Graphics Device"}, 46 {-1, NULL} 47 }; 48 49 static PciChipsets intel_xorg_pci_devices[] = { 50 {PCI_MATCH_ANY, PCI_MATCH_ANY, NULL}, 51 {-1, -1, NULL} 52 }; 53 54 static XF86ModuleVersionInfo intel_xorg_version = { 55 "i915", 56 MODULEVENDORSTRING, 57 MODINFOSTRING1, 58 MODINFOSTRING2, 59 XORG_VERSION_CURRENT, 60 0, 1, 0, /* major, minor, patch */ 61 ABI_CLASS_VIDEODRV, 62 ABI_VIDEODRV_VERSION, 63 MOD_CLASS_VIDEODRV, 64 {0, 0, 0, 0} 65 }; 66 67 /* 68 * Xorg driver exported structures 69 */ 70 71 _X_EXPORT DriverRec modesetting = { 72 1, 73 "modesetting", 74 intel_xorg_identify, 75 NULL, 76 xorg_tracker_available_options, 77 NULL, 78 0, 79 NULL, 80 intel_xorg_device_match, 81 intel_xorg_pci_probe 82 }; 83 84 static MODULESETUPPROTO(intel_xorg_setup); 85 86 _X_EXPORT XF86ModuleData modesettingModuleData = { 87 &intel_xorg_version, 88 intel_xorg_setup, 89 NULL 90 }; 91 92 /* 93 * Xorg driver functions 94 */ 95 96 static pointer 97 intel_xorg_setup(pointer module, pointer opts, int *errmaj, int *errmin) 98 { 99 static Bool setupDone = 0; 100 101 /* This module should be loaded only once, but check to be sure. 102 */ 103 if (!setupDone) { 104 setupDone = 1; 105 xf86AddDriver(&modesetting, module, HaveDriverFuncs); 106 107 /* 108 * The return value must be non-NULL on success even though there 109 * is no TearDownProc. 110 */ 111 return (pointer) 1; 112 } else { 113 if (errmaj) 114 *errmaj = LDR_ONCEONLY; 115 return NULL; 116 } 117 } 118 119 static void 120 intel_xorg_identify(int flags) 121 { 122 xf86PrintChipsets("modesetting", "Driver for Modesetting Kernel Drivers", 123 intel_xorg_chipsets); 124 } 125 126 static Bool 127 intel_xorg_pci_probe(DriverPtr driver, 128 int entity_num, struct pci_device *device, intptr_t match_data) 129 { 130 ScrnInfoPtr scrn = NULL; 131 EntityInfoPtr entity; 132 133 scrn = xf86ConfigPciEntity(scrn, 0, entity_num, intel_xorg_pci_devices, 134 NULL, NULL, NULL, NULL, NULL); 135 if (scrn != NULL) { 136 scrn->driverVersion = 1; 137 scrn->driverName = "i915"; 138 scrn->name = "modesetting"; 139 scrn->Probe = NULL; 140 141 entity = xf86GetEntityInfo(entity_num); 142 143 /* Use all the functions from the xorg tracker */ 144 xorg_tracker_set_functions(scrn); 145 } 146 return scrn != NULL; 147 } 148