drivers/char/drm/i830_drv.c

   1 /* i830_drv.c -- I810 driver -*- linux-c -*-
   2  * Created: Mon Dec 13 01:56:22 1999 by jhartmann@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  *    Jeff Hartmann <jhartmann@valinux.com>
  30  *    Gareth Hughes <gareth@valinux.com>
  31  *    Abraham vd Merwe <abraham@2d3d.co.za>
  32  *    Keith Whitwell <keith@tungstengraphics.com>
  33  */
  34
  35 #include <linux/config.h>
  36 #include "drmP.h"
  37 #include "drm.h"
  38 #include "i830_drm.h"
  39 #include "i830_drv.h"
  40
  41 #include "drm_pciids.h"
  42
  43 static int postinit(struct drm_device *dev, unsigned long flags)
  44 {
  45         dev->counters += 4;
  46         dev->types[6] = _DRM_STAT_IRQ;
  47         dev->types[7] = _DRM_STAT_PRIMARY;
  48         dev->types[8] = _DRM_STAT_SECONDARY;
  49         dev->types[9] = _DRM_STAT_DMA;
  50
  51         DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n",
  52                  DRIVER_NAME,
  53                  DRIVER_MAJOR,
  54                  DRIVER_MINOR,
  55                  DRIVER_PATCHLEVEL,
  56                  DRIVER_DATE, dev->primary.minor, pci_pretty_name(dev->pdev)
  57             );
  58         return 0;
  59 }
  60
  61 static int version(drm_version_t * version)
  62 {
  63         int len;
  64
  65         version->version_major = DRIVER_MAJOR;
  66         version->version_minor = DRIVER_MINOR;
  67         version->version_patchlevel = DRIVER_PATCHLEVEL;
  68         DRM_COPY(version->name, DRIVER_NAME);
  69         DRM_COPY(version->date, DRIVER_DATE);
  70         DRM_COPY(version->desc, DRIVER_DESC);
  71         return 0;
  72 }
  73
  74 static struct pci_device_id pciidlist[] = {
  75         i830_PCI_IDS
  76 };
  77
  78 extern drm_ioctl_desc_t i830_ioctls[];
  79 extern int i830_max_ioctl;
  80
  81 static struct drm_driver driver = {
  82         .driver_features =
  83             DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR |
  84             DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE,
  85 #if USE_IRQS
  86         .driver_features |= DRIVER_HAVE_IRQ | DRIVER_SHARED_IRQ,
  87 #endif
  88         .dev_priv_size = sizeof(drm_i830_buf_priv_t),
  89         .pretakedown = i830_driver_pretakedown,
  90         .prerelease = i830_driver_prerelease,
  91         .device_is_agp = i830_driver_device_is_agp,
  92         .release = i830_driver_release,
  93         .dma_quiescent = i830_driver_dma_quiescent,
  94         .reclaim_buffers = i830_reclaim_buffers,
  95         .get_map_ofs = drm_core_get_map_ofs,
  96         .get_reg_ofs = drm_core_get_reg_ofs,
  97 #if USE_IRQS
  98         .irq_preinstall = i830_driver_irq_preinstall,
  99         .irq_postinstall = i830_driver_irq_postinstall,
 100         .irq_uninstall = i830_driver_irq_uninstall,
 101         .irq_handler = i830_driver_irq_handler,
 102 #endif
 103         .postinit = postinit,
 104         .version = version,
 105         .ioctls = i830_ioctls,
 106         .fops = {
 107                  .owner = THIS_MODULE,
 108                  .open = drm_open,
 109                  .release = drm_release,
 110                  .ioctl = drm_ioctl,
 111                  .mmap = drm_mmap,
 112                  .poll = drm_poll,
 113                  .fasync = drm_fasync,
 114                  }
 115         ,
 116         .pci_driver = {
 117                        .name = DRIVER_NAME,
 118                        .id_table = pciidlist,
 119                        }
 120
 121 };
 122
 123 static int __init i830_init(void)
 124 {
 125         driver.num_ioctls = i830_max_ioctl;
 126         return drm_init(&driver);
 127 }
 128
 129 static void __exit i830_exit(void)
 130 {
 131         drm_exit(&driver);
 132 }
 133
 134 module_init(i830_init);
 135 module_exit(i830_exit);
 136
 137 MODULE_AUTHOR(DRIVER_AUTHOR);
 138 MODULE_DESCRIPTION(DRIVER_DESC);
 139 MODULE_LICENSE("GPL and additional rights");