bsd-core/via_drv.c

   1 /* via_drv.c -- VIA unichrome driver -*- linux-c -*-
   2  * Created: Fri Aug 12 2005 by anholt@FreeBSD.org
   3  */
   4 /*-
   5  * Copyright 2005 Eric Anholt
   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  * ERIC ANHOLT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
  23  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  * Authors:
  27  *    Eric Anholt <anholt@FreeBSD.org>
  28  *
  29  */
  30
  31 #include "drmP.h"
  32 #include "drm.h"
  33 #include "via_drm.h"
  34 #include "via_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 via_pciidlist[] = {
  39         viadrv_PCI_IDS
  40 };
  41
  42 static void via_configure(struct drm_device *dev)
  43 {
  44         dev->driver.buf_priv_size       = 1;
  45         dev->driver.load                = via_driver_load;
  46         dev->driver.unload              = via_driver_unload;
  47         dev->driver.context_ctor        = via_init_context;
  48         dev->driver.context_dtor        = via_final_context;
  49         dev->driver.vblank_wait         = via_driver_vblank_wait;
  50         dev->driver.irq_preinstall      = via_driver_irq_preinstall;
  51         dev->driver.irq_postinstall     = via_driver_irq_postinstall;
  52         dev->driver.irq_uninstall       = via_driver_irq_uninstall;
  53         dev->driver.irq_handler         = via_driver_irq_handler;
  54         dev->driver.dma_quiescent       = via_driver_dma_quiescent;
  55
  56         dev->driver.ioctls              = via_ioctls;
  57         dev->driver.max_ioctl           = via_max_ioctl;
  58
  59         dev->driver.name                = DRIVER_NAME;
  60         dev->driver.desc                = DRIVER_DESC;
  61         dev->driver.date                = DRIVER_DATE;
  62         dev->driver.major               = DRIVER_MAJOR;
  63         dev->driver.minor               = DRIVER_MINOR;
  64         dev->driver.patchlevel          = DRIVER_PATCHLEVEL;
  65
  66         dev->driver.use_agp             = 1;
  67         dev->driver.use_mtrr            = 1;
  68         dev->driver.use_irq             = 1;
  69         dev->driver.use_vbl_irq         = 1;
  70 }
  71
  72 #ifdef __FreeBSD__
  73 static int
  74 via_probe(device_t dev)
  75 {
  76         return drm_probe(dev, via_pciidlist);
  77 }
  78
  79 static int
  80 via_attach(device_t nbdev)
  81 {
  82         struct drm_device *dev = device_get_softc(nbdev);
  83
  84         bzero(dev, sizeof(struct drm_device));
  85         via_configure(dev);
  86         return drm_attach(nbdev, via_pciidlist);
  87 }
  88
  89 static device_method_t via_methods[] = {
  90         /* Device interface */
  91         DEVMETHOD(device_probe,         via_probe),
  92         DEVMETHOD(device_attach,        via_attach),
  93         DEVMETHOD(device_detach,        drm_detach),
  94
  95         { 0, 0 }
  96 };
  97
  98 static driver_t via_driver = {
  99         "drm",
 100         via_methods,
 101         sizeof(struct drm_device)
 102 };
 103
 104 extern devclass_t drm_devclass;
 105 DRIVER_MODULE(via, pci, via_driver, drm_devclass, 0, 0);
 106 MODULE_DEPEND(via, drm, 1, 1, 1);
 107
 108 #elif defined(__NetBSD__) || defined(__OpenBSD__)
 109 #ifdef _LKM
 110 CFDRIVER_DECL(via, DV_TTY, NULL);
 111 #else
 112 CFATTACH_DECL(via, sizeof(struct drm_device), drm_probe, drm_attach, drm_detach,
 113     drm_activate);
 114 #endif
 115 #endif