1 /* 2 * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. 3 * Copyright 2001-2003 S3 Graphics, Inc. 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 "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sub license, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the 13 * next paragraph) shall be included in all copies or substantial portions 14 * of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 19 * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22 * DEALINGS IN THE SOFTWARE. 23 */ 24 25 #include <linux/module.h> 26 27 #include <drm/drmP.h> 28 #include <drm/via_drm.h> 29 #include "via_drv.h" 30 31 #include <drm/drm_pciids.h> 32 33 static int via_driver_open(struct drm_device *dev, struct drm_file *file) 34 { 35 struct via_file_private *file_priv; 36 37 DRM_DEBUG_DRIVER("\n"); 38 file_priv = kmalloc(sizeof(*file_priv), GFP_KERNEL); 39 if (!file_priv) 40 return -ENOMEM; 41 42 file->driver_priv = file_priv; 43 44 INIT_LIST_HEAD(&file_priv->obj_list); 45 46 return 0; 47 } 48 49 static void via_driver_postclose(struct drm_device *dev, struct drm_file *file) 50 { 51 struct via_file_private *file_priv = file->driver_priv; 52 53 kfree(file_priv); 54 } 55 56 #ifndef __NetBSD__ 57 static struct pci_device_id pciidlist[] = { 58 viadrv_PCI_IDS 59 }; 60 61 static const struct file_operations via_driver_fops = { 62 .owner = THIS_MODULE, 63 .open = drm_open, 64 .release = drm_release, 65 .unlocked_ioctl = drm_ioctl, 66 .mmap = drm_mmap, 67 .poll = drm_poll, 68 #ifdef CONFIG_COMPAT 69 .compat_ioctl = drm_compat_ioctl, 70 #endif 71 .llseek = noop_llseek, 72 }; 73 #endif 74 75 static struct drm_driver driver = { 76 .driver_features = 77 DRIVER_USE_AGP | DRIVER_HAVE_IRQ | 78 DRIVER_IRQ_SHARED, 79 .load = via_driver_load, 80 .unload = via_driver_unload, 81 .open = via_driver_open, 82 .preclose = via_reclaim_buffers_locked, 83 .postclose = via_driver_postclose, 84 .context_dtor = via_final_context, 85 .get_vblank_counter = via_get_vblank_counter, 86 .enable_vblank = via_enable_vblank, 87 .disable_vblank = via_disable_vblank, 88 .irq_preinstall = via_driver_irq_preinstall, 89 .irq_postinstall = via_driver_irq_postinstall, 90 .irq_uninstall = via_driver_irq_uninstall, 91 .irq_handler = via_driver_irq_handler, 92 .dma_quiescent = via_driver_dma_quiescent, 93 .lastclose = via_lastclose, 94 .ioctls = via_ioctls, 95 #ifndef __NetBSD__ 96 .fops = &via_driver_fops, 97 #endif 98 .name = DRIVER_NAME, 99 .desc = DRIVER_DESC, 100 .date = DRIVER_DATE, 101 .major = DRIVER_MAJOR, 102 .minor = DRIVER_MINOR, 103 .patchlevel = DRIVER_PATCHLEVEL, 104 }; 105 106 #ifdef __NetBSD__ 107 struct drm_driver *const via_drm_driver = &driver; 108 #endif 109 110 #ifndef __NetBSD__ 111 static struct pci_driver via_pci_driver = { 112 .name = DRIVER_NAME, 113 .id_table = viadrm_pciidlist, 114 }; 115 116 static int __init via_init(void) 117 { 118 driver.num_ioctls = via_max_ioctl; 119 via_init_command_verifier(); 120 return drm_pci_init(&driver, &via_pci_driver); 121 } 122 123 static void __exit via_exit(void) 124 { 125 drm_pci_exit(&driver, &via_pci_driver); 126 } 127 #endif /* __NetBSD__ */ 128 129 module_init(via_init); 130 module_exit(via_exit); 131 132 MODULE_AUTHOR(DRIVER_AUTHOR); 133 MODULE_DESCRIPTION(DRIVER_DESC); 134 MODULE_LICENSE("GPL and additional rights"); 135