sys/dev/drm/mach64_drv.c

   1 /* mach64_drv.c -- ATI Rage 128 driver -*- linux-c -*-
   2  * Created: Mon Dec 13 09:47:27 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  * VA LINUX SYSTEMS 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
  26  * OTHER DEALINGS IN THE SOFTWARE.
  27  *
  28  * Authors:
  29  *    Rickard E. (Rik) Faith <faith@valinux.com>
  30  *    Gareth Hughes <gareth@valinux.com>
  31  */
  32
  33 #include <sys/cdefs.h>
  34 __FBSDID("$FreeBSD$");
  35
  36
  37 #include <sys/types.h>
  38
  39 #include "dev/drm/drmP.h"
  40 #include "dev/drm/drm.h"
  41 #include "dev/drm/mach64_drm.h"
  42 #include "dev/drm/mach64_drv.h"
  43 #include "dev/drm/drm_pciids.h"
  44
  45 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
  46 static drm_pci_id_list_t mach64_pciidlist[] = {
  47         mach64_PCI_IDS
  48 };
  49
  50 static void mach64_configure(struct drm_device *dev)
  51 {
  52         dev->driver->driver_features =
  53             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
  54             DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
  55
  56         dev->driver->buf_priv_size      = 1; /* No dev_priv */
  57         dev->driver->load               = mach64_driver_load;
  58         dev->driver->lastclose          = mach64_driver_lastclose;
  59         dev->driver->get_vblank_counter = mach64_get_vblank_counter;
  60         dev->driver->enable_vblank      = mach64_enable_vblank;
  61         dev->driver->disable_vblank     = mach64_disable_vblank;
  62         dev->driver->irq_preinstall     = mach64_driver_irq_preinstall;
  63         dev->driver->irq_postinstall    = mach64_driver_irq_postinstall;
  64         dev->driver->irq_uninstall      = mach64_driver_irq_uninstall;
  65         dev->driver->irq_handler        = mach64_driver_irq_handler;
  66         dev->driver->dma_ioctl          = mach64_dma_buffers;
  67
  68         dev->driver->ioctls             = mach64_ioctls;
  69         dev->driver->max_ioctl          = mach64_max_ioctl;
  70
  71         dev->driver->name               = DRIVER_NAME;
  72         dev->driver->desc               = DRIVER_DESC;
  73         dev->driver->date               = DRIVER_DATE;
  74         dev->driver->major              = DRIVER_MAJOR;
  75         dev->driver->minor              = DRIVER_MINOR;
  76         dev->driver->patchlevel         = DRIVER_PATCHLEVEL;
  77 }
  78
  79 static int
  80 mach64_probe(device_t kdev)
  81 {
  82         return drm_probe(kdev, mach64_pciidlist);
  83 }
  84
  85 static int
  86 mach64_attach(device_t kdev)
  87 {
  88         struct drm_device *dev = device_get_softc(kdev);
  89
  90         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
  91             M_WAITOK | M_ZERO);
  92
  93         mach64_configure(dev);
  94
  95         return drm_attach(kdev, mach64_pciidlist);
  96 }
  97
  98 int
  99 mach64_driver_load(struct drm_device * dev, unsigned long flags)
 100 {
 101         return drm_vblank_init(dev, 1);
 102 }
 103
 104 static int
 105 mach64_detach(device_t kdev)
 106 {
 107         struct drm_device *dev = device_get_softc(kdev);
 108         int ret;
 109
 110         ret = drm_detach(kdev);
 111
 112         free(dev->driver, DRM_MEM_DRIVER);
 113
 114         return ret;
 115 }
 116
 117 static device_method_t mach64_methods[] = {
 118         /* Device interface */
 119         DEVMETHOD(device_probe,         mach64_probe),
 120         DEVMETHOD(device_attach,        mach64_attach),
 121         DEVMETHOD(device_detach,        mach64_detach),
 122
 123         { 0, 0 }
 124 };
 125
 126 static driver_t mach64_driver = {
 127         "drm",
 128         mach64_methods,
 129         sizeof(struct drm_device)
 130 };
 131
 132 extern devclass_t drm_devclass;
 133 #if __FreeBSD_version >= 700010
 134 DRIVER_MODULE(mach64, vgapci, mach64_driver, drm_devclass, 0, 0);
 135 #else
 136 DRIVER_MODULE(mach64, pci, mach64_driver, drm_devclass, 0, 0);
 137 #endif
 138 MODULE_DEPEND(mach64, drm, 1, 1, 1);