1 /* radeon_drv.c -- ATI Radeon 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 "dev/drm/drmP.h" 33 #include "dev/drm/drm.h" 34 #include "dev/drm/radeon_drm.h" 35 #include "radeon_drv.h" 36 #include "dev/drm/drm_pciids.h" 37 38 int radeon_no_wb; 39 40 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */ 41 static drm_pci_id_list_t radeon_pciidlist[] = { 42 radeon_PCI_IDS 43 }; 44 45 static void radeon_configure(struct drm_device *dev) 46 { 47 dev->driver->driver_features = 48 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | 49 DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ; 50 51 dev->driver->buf_priv_size = sizeof(drm_radeon_buf_priv_t); 52 dev->driver->load = radeon_driver_load; 53 dev->driver->unload = radeon_driver_unload; 54 dev->driver->firstopen = radeon_driver_firstopen; 55 dev->driver->open = radeon_driver_open; 56 dev->driver->preclose = radeon_driver_preclose; 57 dev->driver->postclose = radeon_driver_postclose; 58 dev->driver->lastclose = radeon_driver_lastclose; 59 dev->driver->get_vblank_counter = radeon_get_vblank_counter; 60 dev->driver->enable_vblank = radeon_enable_vblank; 61 dev->driver->disable_vblank = radeon_disable_vblank; 62 dev->driver->irq_preinstall = radeon_driver_irq_preinstall; 63 dev->driver->irq_postinstall = radeon_driver_irq_postinstall; 64 dev->driver->irq_uninstall = radeon_driver_irq_uninstall; 65 dev->driver->irq_handler = radeon_driver_irq_handler; 66 dev->driver->dma_ioctl = radeon_cp_buffers; 67 68 dev->driver->ioctls = radeon_ioctls; 69 dev->driver->max_ioctl = radeon_max_ioctl; 70 71 dev->driver->name = DRIVER_NAME; 72 dev->driver->desc = DRIVER_DESC; 73 dev->driver->date = DRIVER_DATE; 74 dev->driver->major = DRIVER_MAJOR; 75 dev->driver->minor = DRIVER_MINOR; 76 dev->driver->patchlevel = DRIVER_PATCHLEVEL; 77 } 78 79 static int 80 radeon_probe(device_t kdev) 81 { 82 return drm_probe(kdev, radeon_pciidlist); 83 } 84 85 static int 86 radeon_attach(device_t kdev) 87 { 88 struct drm_device *dev = device_get_softc(kdev); 89 90 dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER, 91 M_WAITOK | M_ZERO); 92 93 radeon_configure(dev); 94 95 return drm_attach(kdev, radeon_pciidlist); 96 } 97 98 static int 99 radeon_detach(device_t kdev) 100 { 101 struct drm_device *dev = device_get_softc(kdev); 102 int ret; 103 104 ret = drm_detach(kdev); 105 106 free(dev->driver, DRM_MEM_DRIVER); 107 108 return ret; 109 } 110 111 static device_method_t radeon_methods[] = { 112 /* Device interface */ 113 DEVMETHOD(device_probe, radeon_probe), 114 DEVMETHOD(device_attach, radeon_attach), 115 DEVMETHOD(device_detach, radeon_detach), 116 117 DEVMETHOD_END 118 }; 119 120 static driver_t radeon_driver = { 121 "drm", 122 radeon_methods, 123 sizeof(struct drm_device) 124 }; 125 126 extern devclass_t drm_devclass; 127 DRIVER_MODULE(radeon, vgapci, radeon_driver, drm_devclass, NULL, NULL); 128 MODULE_DEPEND(radeon, drm, 1, 1, 1); 129