drivers/char/drm/mga_drv.c

   1 /* mga_drv.c -- Matrox G200/G400 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  *    Gareth Hughes <gareth@valinux.com>
  30  */
  31
  32 #include <linux/config.h>
  33 #include "drmP.h"
  34 #include "drm.h"
  35 #include "mga_drm.h"
  36 #include "mga_drv.h"
  37
  38
  39 #include "drm_pciids.h"
  40
  41 static int postinit( struct drm_device *dev, unsigned long flags )
  42 {
  43         dev->counters += 3;
  44         dev->types[6] = _DRM_STAT_IRQ;
  45         dev->types[7] = _DRM_STAT_PRIMARY;
  46         dev->types[8] = _DRM_STAT_SECONDARY;
  47
  48         DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n",
  49                 DRIVER_NAME,
  50                 DRIVER_MAJOR,
  51                 DRIVER_MINOR,
  52                 DRIVER_PATCHLEVEL,
  53                 DRIVER_DATE,
  54                 dev->primary.minor,
  55                 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         mga_PCI_IDS
  75 };
  76
  77 extern drm_ioctl_desc_t mga_ioctls[];
  78 extern int mga_max_ioctl;
  79
  80 static struct drm_driver driver = {
  81         .driver_features = DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL,
  82         .pretakedown = mga_driver_pretakedown,
  83         .dma_quiescent = mga_driver_dma_quiescent,
  84         .vblank_wait = mga_driver_vblank_wait,
  85         .irq_preinstall = mga_driver_irq_preinstall,
  86         .irq_postinstall = mga_driver_irq_postinstall,
  87         .irq_uninstall = mga_driver_irq_uninstall,
  88         .irq_handler = mga_driver_irq_handler,
  89         .reclaim_buffers = drm_core_reclaim_buffers,
  90         .get_map_ofs = drm_core_get_map_ofs,
  91         .get_reg_ofs = drm_core_get_reg_ofs,
  92         .postinit = postinit,
  93         .version = version,
  94         .ioctls = mga_ioctls,
  95         .dma_ioctl = mga_dma_buffers,
  96         .fops = {
  97                 .owner = THIS_MODULE,
  98                 .open = drm_open,
  99                 .release = drm_release,
 100                 .ioctl = drm_ioctl,
 101                 .mmap = drm_mmap,
 102                 .poll = drm_poll,
 103                 .fasync = drm_fasync,
 104         },
 105         .pci_driver = {
 106                 .name = DRIVER_NAME,
 107                 .id_table = pciidlist,
 108         }
 109 };
 110
 111 static int __init mga_init(void)
 112 {
 113         driver.num_ioctls = mga_max_ioctl;
 114         return drm_init(&driver);
 115 }
 116
 117 static void __exit mga_exit(void)
 118 {
 119         drm_exit(&driver);
 120 }
 121
 122 module_init(mga_init);
 123 module_exit(mga_exit);
 124
 125 MODULE_AUTHOR( DRIVER_AUTHOR );
 126 MODULE_DESCRIPTION( DRIVER_DESC );
 127 MODULE_LICENSE("GPL and additional rights");