1/* nouveau_drv.c.c -- nouveau nouveau driver -*- linux-c -*- 2 * Created: Wed Feb 14 17:10:04 2001 by gareth@valinux.com 3 */ 4/*- 5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 6 * All Rights Reserved. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a 9 * copy of this software and associated documentation files (the "Software"), 10 * to deal in the Software without restriction, including without limitation 11 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 12 * and/or sell copies of the Software, and to permit persons to whom the 13 * Software is furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice (including the next 16 * paragraph) shall be included in all copies or substantial portions of the 17 * Software. 18 * 19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 22 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 25 * OTHER DEALINGS IN THE SOFTWARE. 26 * 27 * Authors: 28 * Gareth Hughes <gareth@valinux.com> 29 * 30 */ 31 32#include "drmP.h" 33#include "drm.h" 34#include "nouveau_drv.h" 35#include "drm_pciids.h" 36 37extern struct drm_ioctl_desc nouveau_ioctls[]; 38extern int nouveau_max_ioctl; 39 40/* drv_PCI_IDs for nouveau is just to match the vendor id */ 41static struct drm_pci_id_list nouveau_pciidlist[] = { 42 {0x10DE, 0, 0, "NVidia Display Adapter"}, \ 43 {0, 0, 0, NULL} 44}; 45 46static void nouveau_configure(struct drm_device *dev) 47{ 48 dev->driver->driver_features = 49 DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_HAVE_IRQ; 50 51 dev->driver->buf_priv_size = sizeof(struct drm_nouveau_private); 52 dev->driver->load = nouveau_load; 53 dev->driver->unload = nouveau_unload; 54 dev->driver->firstopen = nouveau_firstopen; 55 dev->driver->preclose = nouveau_preclose; 56 dev->driver->lastclose = nouveau_lastclose; 57 dev->driver->irq_preinstall = nouveau_irq_preinstall; 58 dev->driver->irq_postinstall = nouveau_irq_postinstall; 59 dev->driver->irq_uninstall = nouveau_irq_uninstall; 60 dev->driver->irq_handler = nouveau_irq_handler; 61 62 dev->driver->ioctls = nouveau_ioctls; 63 dev->driver->max_ioctl = nouveau_max_ioctl; 64 65 dev->driver->name = DRIVER_NAME; 66 dev->driver->desc = DRIVER_DESC; 67 dev->driver->date = DRIVER_DATE; 68 dev->driver->major = DRIVER_MAJOR; 69 dev->driver->minor = DRIVER_MINOR; 70 dev->driver->patchlevel = DRIVER_PATCHLEVEL; 71} 72 73static int 74nouveau_probe(device_t kdev) 75{ 76 int vendor; 77 78 if (pci_get_class(kdev) == PCIC_DISPLAY) { 79 vendor = pci_get_vendor(kdev); 80 if (vendor == 0x10de) { 81 82 const char *ident; 83 char model[64]; 84 85 if (pci_get_vpd_ident(kdev, &ident) == 0) { 86 snprintf(model, 64, "%s", ident); 87 device_set_desc_copy(kdev, model); 88 DRM_DEBUG("VPD : %s\n", model); 89 } 90 91 return drm_probe(kdev, nouveau_pciidlist); 92 } 93 } 94 return ENXIO; 95} 96 97static int 98nouveau_attach(device_t kdev) 99{ 100 struct drm_device *dev = device_get_softc(kdev); 101 102 dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER, 103 M_WAITOK | M_ZERO); 104 105 nouveau_configure(dev); 106 107 return drm_attach(kdev, nouveau_pciidlist); 108} 109 110static int 111nouveau_detach(device_t kdev) 112{ 113 struct drm_device *dev = device_get_softc(kdev); 114 int ret; 115 116 ret = drm_detach(kdev); 117 118 free(dev->driver, DRM_MEM_DRIVER); 119 120 return ret; 121} 122 123static device_method_t nouveau_methods[] = { 124 /* Device interface */ 125 DEVMETHOD(device_probe, nouveau_probe), 126 DEVMETHOD(device_attach, nouveau_attach), 127 DEVMETHOD(device_detach, nouveau_detach), 128 129 { 0, 0 } 130}; 131 132static driver_t nouveau_driver = { 133#if __FreeBSD_version >= 700010 134 "drm", 135#else 136 "drmsub", 137#endif 138 nouveau_methods, 139 sizeof(struct drm_device) 140}; 141 142extern devclass_t drm_devclass; 143#if __FreeBSD_version >= 700010 144DRIVER_MODULE(nouveau, vgapci, nouveau_driver, drm_devclass, 0, 0); 145#else 146DRIVER_MODULE(nouveau, agp, nouveau_driver, drm_devclass, 0, 0); 147#endif 148MODULE_DEPEND(nouveau, drm, 1, 1, 1); 149