drivers/char/drm/i810_drv.c

   1 /* i810_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  */
  32
  33 #include <linux/config.h>
  34 #include "drmP.h"
  35 #include "drm.h"
  36 #include "i810_drm.h"
  37 #include "i810_drv.h"
  38
  39 #include "drm_pciids.h"
  40
  41 static int postinit(struct drm_device *dev, unsigned long flags)
  42 {
  43         /* i810 has 4 more counters */
  44         dev->counters += 4;
  45         dev->types[6] = _DRM_STAT_IRQ;
  46         dev->types[7] = _DRM_STAT_PRIMARY;
  47         dev->types[8] = _DRM_STAT_SECONDARY;
  48         dev->types[9] = _DRM_STAT_DMA;
  49
  50         DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n",
  51                  DRIVER_NAME,
  52                  DRIVER_MAJOR,
  53                  DRIVER_MINOR,
  54                  DRIVER_PATCHLEVEL,
  55                  DRIVER_DATE, dev->primary.minor, pci_pretty_name(dev->pdev)
  56             );
  57         return 0;
  58 }
  59
  60 static int version(drm_version_t * version)
  61 {
  62         int len;
  63
  64         version->version_major = DRIVER_MAJOR;
  65         version->version_minor = DRIVER_MINOR;
  66         version->version_patchlevel = DRIVER_PATCHLEVEL;
  67         DRM_COPY(version->name, DRIVER_NAME);
  68         DRM_COPY(version->date, DRIVER_DATE);
  69         DRM_COPY(version->desc, DRIVER_DESC);
  70         return 0;
  71 }
  72
  73 static struct pci_device_id pciidlist[] = {
  74         i810_PCI_IDS
  75 };
  76
  77 static struct drm_driver driver = {
  78         .driver_features =
  79             DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR |
  80             DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE,
  81         .dev_priv_size = sizeof(drm_i810_buf_priv_t),
  82         .pretakedown = i810_driver_pretakedown,
  83         .prerelease = i810_driver_prerelease,
  84         .device_is_agp = i810_driver_device_is_agp,
  85         .release = i810_driver_release,
  86         .dma_quiescent = i810_driver_dma_quiescent,
  87         .reclaim_buffers = i810_reclaim_buffers,
  88         .get_map_ofs = drm_core_get_map_ofs,
  89         .get_reg_ofs = drm_core_get_reg_ofs,
  90         .postinit = postinit,
  91         .version = version,
  92         .ioctls = i810_ioctls,
  93         .fops = {
  94                  .owner = THIS_MODULE,
  95                  .open = drm_open,
  96                  .release = drm_release,
  97                  .ioctl = drm_ioctl,
  98                  .mmap = drm_mmap,
  99                  .poll = drm_poll,
 100                  .fasync = drm_fasync,
 101                  }
 102         ,
 103         .pci_driver = {
 104                        .name = DRIVER_NAME,
 105                        .id_table = pciidlist,
 106                        }
 107         ,
 108 };
 109
 110 static int __init i810_init(void)
 111 {
 112         driver.num_ioctls = i810_max_ioctl;
 113         return drm_init(&driver);
 114 }
 115
 116 static void __exit i810_exit(void)
 117 {
 118         drm_exit(&driver);
 119 }
 120
 121 module_init(i810_init);
 122 module_exit(i810_exit);
 123
 124 MODULE_AUTHOR(DRIVER_AUTHOR);
 125 MODULE_DESCRIPTION(DRIVER_DESC);
 126 MODULE_LICENSE("GPL and additional rights");