drivers/gpu/drm/r128/r128_drv.c

   1 /* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*-
   2  * Created: Mon Dec 13 09:47:27 1999 by faith@precisioninsight.com
   3  *
   4  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
   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  *    Rickard E. (Rik) Faith <faith@valinux.com>
  29  *    Gareth Hughes <gareth@valinux.com>
  30  */
  31
  32 #include <linux/module.h>
  33 #include <linux/pci.h>
  34
  35 #include <drm/drm_drv.h>
  36 #include <drm/drm_file.h>
  37 #include <drm/drm_pciids.h>
  38 #include <drm/drm_vblank.h>
  39 #include <drm/r128_drm.h>
  40
  41 #include "r128_drv.h"
  42
  43 static struct pci_device_id pciidlist[] = {
  44         r128_PCI_IDS
  45 };
  46
  47 static const struct file_operations r128_driver_fops = {
  48         .owner = THIS_MODULE,
  49         .open = drm_open,
  50         .release = drm_release,
  51         .unlocked_ioctl = drm_ioctl,
  52         .mmap = drm_legacy_mmap,
  53         .poll = drm_poll,
  54 #ifdef CONFIG_COMPAT
  55         .compat_ioctl = r128_compat_ioctl,
  56 #endif
  57         .llseek = noop_llseek,
  58 };
  59
  60 static struct drm_driver driver = {
  61         .driver_features =
  62             DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_LEGACY |
  63             DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ,
  64         .dev_priv_size = sizeof(drm_r128_buf_priv_t),
  65         .load = r128_driver_load,
  66         .preclose = r128_driver_preclose,
  67         .lastclose = r128_driver_lastclose,
  68         .get_vblank_counter = r128_get_vblank_counter,
  69         .enable_vblank = r128_enable_vblank,
  70         .disable_vblank = r128_disable_vblank,
  71         .irq_preinstall = r128_driver_irq_preinstall,
  72         .irq_postinstall = r128_driver_irq_postinstall,
  73         .irq_uninstall = r128_driver_irq_uninstall,
  74         .irq_handler = r128_driver_irq_handler,
  75         .ioctls = r128_ioctls,
  76         .dma_ioctl = r128_cce_buffers,
  77         .fops = &r128_driver_fops,
  78         .name = DRIVER_NAME,
  79         .desc = DRIVER_DESC,
  80         .date = DRIVER_DATE,
  81         .major = DRIVER_MAJOR,
  82         .minor = DRIVER_MINOR,
  83         .patchlevel = DRIVER_PATCHLEVEL,
  84 };
  85
  86 int r128_driver_load(struct drm_device *dev, unsigned long flags)
  87 {
  88         struct pci_dev *pdev = to_pci_dev(dev->dev);
  89
  90         pci_set_master(pdev);
  91         return drm_vblank_init(dev, 1);
  92 }
  93
  94 static struct pci_driver r128_pci_driver = {
  95         .name = DRIVER_NAME,
  96         .id_table = pciidlist,
  97 };
  98
  99 static int __init r128_init(void)
 100 {
 101         driver.num_ioctls = r128_max_ioctl;
 102
 103         return drm_legacy_pci_init(&driver, &r128_pci_driver);
 104 }
 105
 106 static void __exit r128_exit(void)
 107 {
 108         drm_legacy_pci_exit(&driver, &r128_pci_driver);
 109 }
 110
 111 module_init(r128_init);
 112 module_exit(r128_exit);
 113
 114 MODULE_AUTHOR(DRIVER_AUTHOR);
 115 MODULE_DESCRIPTION(DRIVER_DESC);
 116 MODULE_LICENSE("GPL and additional rights");