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
  34 #include "drmP.h"
  35 #include "drm.h"
  36 #include "r128_drm.h"
  37 #include "r128_drv.h"
  38
  39 #include "drm_pciids.h"
  40
  41 static struct pci_device_id pciidlist[] = {
  42         r128_PCI_IDS
  43 };
  44
  45 static const struct file_operations r128_driver_fops = {
  46         .owner = THIS_MODULE,
  47         .open = drm_open,
  48         .release = drm_release,
  49         .unlocked_ioctl = drm_ioctl,
  50         .mmap = drm_mmap,
  51         .poll = drm_poll,
  52         .fasync = drm_fasync,
  53 #ifdef CONFIG_COMPAT
  54         .compat_ioctl = r128_compat_ioctl,
  55 #endif
  56         .llseek = noop_llseek,
  57 };
  58
  59 static struct drm_driver driver = {
  60         .driver_features =
  61             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
  62             DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
  63         .dev_priv_size = sizeof(drm_r128_buf_priv_t),
  64         .load = r128_driver_load,
  65         .preclose = r128_driver_preclose,
  66         .lastclose = r128_driver_lastclose,
  67         .get_vblank_counter = r128_get_vblank_counter,
  68         .enable_vblank = r128_enable_vblank,
  69         .disable_vblank = r128_disable_vblank,
  70         .irq_preinstall = r128_driver_irq_preinstall,
  71         .irq_postinstall = r128_driver_irq_postinstall,
  72         .irq_uninstall = r128_driver_irq_uninstall,
  73         .irq_handler = r128_driver_irq_handler,
  74         .ioctls = r128_ioctls,
  75         .dma_ioctl = r128_cce_buffers,
  76         .fops = &r128_driver_fops,
  77         .name = DRIVER_NAME,
  78         .desc = DRIVER_DESC,
  79         .date = DRIVER_DATE,
  80         .major = DRIVER_MAJOR,
  81         .minor = DRIVER_MINOR,
  82         .patchlevel = DRIVER_PATCHLEVEL,
  83 };
  84
  85 int r128_driver_load(struct drm_device *dev, unsigned long flags)
  86 {
  87         pci_set_master(dev->pdev);
  88         return drm_vblank_init(dev, 1);
  89 }
  90
  91 static struct pci_driver r128_pci_driver = {
  92         .name = DRIVER_NAME,
  93         .id_table = pciidlist,
  94 };
  95
  96 static int __init r128_init(void)
  97 {
  98         driver.num_ioctls = r128_max_ioctl;
  99
 100         return drm_pci_init(&driver, &r128_pci_driver);
 101 }
 102
 103 static void __exit r128_exit(void)
 104 {
 105         drm_pci_exit(&driver, &r128_pci_driver);
 106 }
 107
 108 module_init(r128_init);
 109 module_exit(r128_exit);
 110
 111 MODULE_AUTHOR(DRIVER_AUTHOR);
 112 MODULE_DESCRIPTION(DRIVER_DESC);
 113 MODULE_LICENSE("GPL and additional rights");