sys/dev/drm/sis_drv.c

   1 /* sis.c -- sis driver -*- linux-c -*-
   2  */
   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  * PRECISION INSIGHT 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 OTHER
  25  * DEALINGS IN THE SOFTWARE.
  26  *
  27  */
  28
  29 #include "dev/drm/drmP.h"
  30 #include "dev/drm/sis_drm.h"
  31 #include "dev/drm/sis_drv.h"
  32 #include "dev/drm/drm_pciids.h"
  33
  34 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
  35 static drm_pci_id_list_t sis_pciidlist[] = {
  36         sis_PCI_IDS
  37 };
  38
  39 static void sis_configure(struct drm_device *dev)
  40 {
  41         dev->driver->driver_features =
  42             DRIVER_USE_AGP | DRIVER_USE_MTRR;
  43
  44         dev->driver->buf_priv_size      = 1; /* No dev_priv */
  45         dev->driver->context_ctor       = sis_init_context;
  46         dev->driver->context_dtor       = sis_final_context;
  47
  48         dev->driver->ioctls             = sis_ioctls;
  49         dev->driver->max_ioctl          = sis_max_ioctl;
  50
  51         dev->driver->name               = DRIVER_NAME;
  52         dev->driver->desc               = DRIVER_DESC;
  53         dev->driver->date               = DRIVER_DATE;
  54         dev->driver->major              = DRIVER_MAJOR;
  55         dev->driver->minor              = DRIVER_MINOR;
  56         dev->driver->patchlevel         = DRIVER_PATCHLEVEL;
  57 }
  58
  59 static int
  60 sis_probe(device_t kdev)
  61 {
  62         return drm_probe(kdev, sis_pciidlist);
  63 }
  64
  65 static int
  66 sis_attach(device_t kdev)
  67 {
  68         struct drm_device *dev = device_get_softc(kdev);
  69
  70         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
  71             M_WAITOK | M_ZERO);
  72
  73         sis_configure(dev);
  74
  75         return drm_attach(kdev, sis_pciidlist);
  76 }
  77
  78 static int
  79 sis_detach(device_t kdev)
  80 {
  81         struct drm_device *dev = device_get_softc(kdev);
  82         int ret;
  83
  84         ret = drm_detach(kdev);
  85
  86         free(dev->driver, DRM_MEM_DRIVER);
  87
  88         return ret;
  89 }
  90
  91 static device_method_t sis_methods[] = {
  92         /* Device interface */
  93         DEVMETHOD(device_probe,         sis_probe),
  94         DEVMETHOD(device_attach,        sis_attach),
  95         DEVMETHOD(device_detach,        sis_detach),
  96
  97         { 0, 0 }
  98 };
  99
 100 static driver_t sis_driver = {
 101         "drm",
 102         sis_methods,
 103         sizeof(struct drm_device)
 104 };
 105
 106 extern devclass_t drm_devclass;
 107 DRIVER_MODULE(sisdrm, vgapci, sis_driver, drm_devclass, 0, 0);
 108 MODULE_DEPEND(sisdrm, drm, 1, 1, 1);