sys/dev/drm/tdfx_drv.c

   1 /* tdfx_drv.c -- tdfx driver -*- linux-c -*-
   2  * Created: Thu Oct  7 10:38:32 1999 by faith@precisioninsight.com
   3  */
   4 /*-
   5  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
   6  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
   7  * All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice (including the next
  17  * paragraph) shall be included in all copies or substantial portions of the
  18  * Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  23  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  24  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  25  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  26  * DEALINGS IN THE SOFTWARE.
  27  *
  28  * Authors:
  29  *    Rickard E. (Rik) Faith <faith@valinux.com>
  30  *    Daryll Strauss <daryll@valinux.com>
  31  *    Gareth Hughes <gareth@valinux.com>
  32  *
  33  */
  34
  35 #include "dev/drm/tdfx_drv.h"
  36 #include "dev/drm/drmP.h"
  37 #include "dev/drm/drm_pciids.h"
  38
  39 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
  40 static drm_pci_id_list_t tdfx_pciidlist[] = {
  41         tdfx_PCI_IDS
  42 };
  43
  44 static void tdfx_configure(struct drm_device *dev)
  45 {
  46         dev->driver->driver_features =
  47             DRIVER_USE_MTRR;
  48
  49         dev->driver->buf_priv_size      = 1; /* No dev_priv */
  50
  51         dev->driver->max_ioctl          = 0;
  52
  53         dev->driver->name               = DRIVER_NAME;
  54         dev->driver->desc               = DRIVER_DESC;
  55         dev->driver->date               = DRIVER_DATE;
  56         dev->driver->major              = DRIVER_MAJOR;
  57         dev->driver->minor              = DRIVER_MINOR;
  58         dev->driver->patchlevel         = DRIVER_PATCHLEVEL;
  59 }
  60
  61 static int
  62 tdfx_probe(device_t kdev)
  63 {
  64         return drm_probe(kdev, tdfx_pciidlist);
  65 }
  66
  67 static int
  68 tdfx_attach(device_t kdev)
  69 {
  70         struct drm_device *dev = device_get_softc(kdev);
  71
  72         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
  73             M_WAITOK | M_ZERO);
  74
  75         tdfx_configure(dev);
  76
  77         return drm_attach(kdev, tdfx_pciidlist);
  78 }
  79
  80 static int
  81 tdfx_detach(device_t kdev)
  82 {
  83         struct drm_device *dev = device_get_softc(kdev);
  84         int ret;
  85
  86         ret = drm_detach(kdev);
  87
  88         free(dev->driver, DRM_MEM_DRIVER);
  89
  90         return ret;
  91 }
  92
  93 static device_method_t tdfx_methods[] = {
  94         /* Device interface */
  95         DEVMETHOD(device_probe,         tdfx_probe),
  96         DEVMETHOD(device_attach,        tdfx_attach),
  97         DEVMETHOD(device_detach,        tdfx_detach),
  98
  99         { 0, 0 }
 100 };
 101
 102 static driver_t tdfx_driver = {
 103         "drm",
 104         tdfx_methods,
 105         sizeof(struct drm_device)
 106 };
 107
 108 extern devclass_t drm_devclass;
 109 DRIVER_MODULE(tdfx, vgapci, tdfx_driver, drm_devclass, 0, 0);
 110 MODULE_DEPEND(tdfx, drm, 1, 1, 1);