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/types.h>
  34
  35 #include "dev/drm/drmP.h"
  36 #include "dev/drm/drm.h"
  37 #include "dev/drm/mach64_drm.h"
  38 #include "dev/drm/mach64_drv.h"
  39 #include "dev/drm/drm_pciids.h"
  40
  41 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
  42 static drm_pci_id_list_t mach64_pciidlist[] = {
  43         mach64_PCI_IDS
  44 };
  45
  46 static void mach64_configure(struct drm_device *dev)
  47 {
  48         dev->driver->driver_features =
  49             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
  50             DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
  51
  52         dev->driver->buf_priv_size      = 1; /* No dev_priv */
  53         dev->driver->load               = mach64_driver_load;
  54         dev->driver->lastclose          = mach64_driver_lastclose;
  55         dev->driver->get_vblank_counter = mach64_get_vblank_counter;
  56         dev->driver->enable_vblank      = mach64_enable_vblank;
  57         dev->driver->disable_vblank     = mach64_disable_vblank;
  58         dev->driver->irq_preinstall     = mach64_driver_irq_preinstall;
  59         dev->driver->irq_postinstall    = mach64_driver_irq_postinstall;
  60         dev->driver->irq_uninstall      = mach64_driver_irq_uninstall;
  61         dev->driver->irq_handler        = mach64_driver_irq_handler;
  62         dev->driver->dma_ioctl          = mach64_dma_buffers;
  63
  64         dev->driver->ioctls             = mach64_ioctls;
  65         dev->driver->max_ioctl          = mach64_max_ioctl;
  66
  67         dev->driver->name               = DRIVER_NAME;
  68         dev->driver->desc               = DRIVER_DESC;
  69         dev->driver->date               = DRIVER_DATE;
  70         dev->driver->major              = DRIVER_MAJOR;
  71         dev->driver->minor              = DRIVER_MINOR;
  72         dev->driver->patchlevel         = DRIVER_PATCHLEVEL;
  73 }
  74
  75 static int
  76 mach64_probe(device_t kdev)
  77 {
  78         return drm_probe(kdev, mach64_pciidlist);
  79 }
  80
  81 static int
  82 mach64_attach(device_t kdev)
  83 {
  84         struct drm_device *dev = device_get_softc(kdev);
  85
  86         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
  87             M_WAITOK | M_ZERO);
  88
  89         mach64_configure(dev);
  90
  91         return drm_attach(kdev, mach64_pciidlist);
  92 }
  93
  94 int
  95 mach64_driver_load(struct drm_device * dev, unsigned long flags)
  96 {
  97         return drm_vblank_init(dev, 1);
  98 }
  99
 100 static int
 101 mach64_detach(device_t kdev)
 102 {
 103         struct drm_device *dev = device_get_softc(kdev);
 104         int ret;
 105
 106         ret = drm_detach(kdev);
 107
 108         free(dev->driver, DRM_MEM_DRIVER);
 109
 110         return ret;
 111 }
 112
 113 static device_method_t mach64_methods[] = {
 114         /* Device interface */
 115         DEVMETHOD(device_probe,         mach64_probe),
 116         DEVMETHOD(device_attach,        mach64_attach),
 117         DEVMETHOD(device_detach,        mach64_detach),
 118
 119         { 0, 0 }
 120 };
 121
 122 static driver_t mach64_driver = {
 123         "drm",
 124         mach64_methods,
 125         sizeof(struct drm_device)
 126 };
 127
 128 extern devclass_t drm_devclass;
 129 DRIVER_MODULE(mach64, vgapci, mach64_driver, drm_devclass, 0, 0);
 130 MODULE_DEPEND(mach64, drm, 1, 1, 1);