sys/dev/drm/savage_drv.c

   1 /* savage_drv.c -- Savage DRI driver
   2  */
   3 /*-
   4  * Copyright 2005 Eric Anholt
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the next
  15  * paragraph) shall be included in all copies or substantial portions of the
  16  * Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  21  * ERIC ANHOLT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  22  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  23  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  * Authors:
  26  *    Eric Anholt <anholt@FreeBSD.org>
  27  *
  28  * $FreeBSD$
  29  */
  30
  31 #include "drmP.h"
  32 #include "drm.h"
  33 #include "savage_drm.h"
  34 #include "savage_drv.h"
  35 #include "drm_pciids.h"
  36
  37 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
  38 static drm_pci_id_list_t savage_pciidlist[] = {
  39         savage_PCI_IDS
  40 };
  41
  42 extern drm_ioctl_desc_t savage_ioctls[];
  43 extern int savage_max_ioctl;
  44
  45 static void savage_configure(drm_device_t *dev)
  46 {
  47         dev->dev_priv_size = sizeof(drm_savage_buf_priv_t);
  48         dev->preinit = savage_preinit;
  49         dev->postcleanup = savage_postcleanup;
  50         dev->reclaim_buffers = savage_reclaim_buffers;
  51         dev->dma_ioctl = savage_bci_buffers;
  52
  53         dev->driver_ioctls = savage_ioctls;
  54         dev->max_driver_ioctl = savage_max_ioctl;
  55
  56         dev->driver_name = DRIVER_NAME;
  57         dev->driver_desc = DRIVER_DESC;
  58         dev->driver_date = DRIVER_DATE;
  59         dev->driver_major = DRIVER_MAJOR;
  60         dev->driver_minor = DRIVER_MINOR;
  61         dev->driver_patchlevel = DRIVER_PATCHLEVEL;
  62
  63         dev->use_agp = 1;
  64         dev->use_mtrr = 1;
  65         dev->use_pci_dma = 1;
  66         dev->use_dma = 1;
  67 }
  68
  69 #ifdef __FreeBSD__
  70 static int
  71 savage_probe(device_t dev)
  72 {
  73         return drm_probe(dev, savage_pciidlist);
  74 }
  75
  76 static int
  77 savage_attach(device_t nbdev)
  78 {
  79         drm_device_t *dev = device_get_softc(nbdev);
  80
  81         bzero(dev, sizeof(drm_device_t));
  82         savage_configure(dev);
  83         return drm_attach(nbdev, savage_pciidlist);
  84 }
  85
  86 static device_method_t savage_methods[] = {
  87         /* Device interface */
  88         DEVMETHOD(device_probe,         savage_probe),
  89         DEVMETHOD(device_attach,        savage_attach),
  90         DEVMETHOD(device_detach,        drm_detach),
  91
  92         { 0, 0 }
  93 };
  94
  95 static driver_t savage_driver = {
  96         "drm",
  97         savage_methods,
  98         sizeof(drm_device_t)
  99 };
 100
 101 extern devclass_t drm_devclass;
 102 DRIVER_MODULE(savage, pci, savage_driver, drm_devclass, 0, 0);
 103 MODULE_DEPEND(savage, drm, 1, 1, 1);
 104
 105 #elif defined(__NetBSD__) || defined(__OpenBSD__)
 106 CFDRIVER_DECL(savage, DV_TTY, NULL);
 107 #endif