sys/external/bsd/drm/dist/bsd-core/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
  34 #include <sys/types.h>
  35
  36 #include "drmP.h"
  37 #include "drm.h"
  38 #include "mach64_drm.h"
  39 #include "mach64_drv.h"
  40 #include "drm_pciids.h"
  41
  42 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
  43 static drm_pci_id_list_t mach64_pciidlist[] = {
  44         mach64_PCI_IDS
  45 };
  46
  47 int
  48 mach64_driver_load(struct drm_device * dev, unsigned long flags)
  49 {
  50         return drm_vblank_init(dev, 1);
  51 }
  52
  53 static void mach64_configure(struct drm_device *dev)
  54 {
  55         dev->driver->driver_features =
  56             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
  57             DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
  58
  59         dev->driver->buf_priv_size      = 1; /* No dev_priv */
  60         dev->driver->load               = mach64_driver_load;
  61         dev->driver->lastclose          = mach64_driver_lastclose;
  62         dev->driver->get_vblank_counter = mach64_get_vblank_counter;
  63         dev->driver->enable_vblank      = mach64_enable_vblank;
  64         dev->driver->disable_vblank     = mach64_disable_vblank;
  65         dev->driver->irq_preinstall     = mach64_driver_irq_preinstall;
  66         dev->driver->irq_postinstall    = mach64_driver_irq_postinstall;
  67         dev->driver->irq_uninstall      = mach64_driver_irq_uninstall;
  68         dev->driver->irq_handler        = mach64_driver_irq_handler;
  69         dev->driver->dma_ioctl          = mach64_dma_buffers;
  70
  71         dev->driver->ioctls             = mach64_ioctls;
  72         dev->driver->max_ioctl          = mach64_max_ioctl;
  73
  74         dev->driver->name               = DRIVER_NAME;
  75         dev->driver->desc               = DRIVER_DESC;
  76         dev->driver->date               = DRIVER_DATE;
  77         dev->driver->major              = DRIVER_MAJOR;
  78         dev->driver->minor              = DRIVER_MINOR;
  79         dev->driver->patchlevel         = DRIVER_PATCHLEVEL;
  80 }
  81
  82 #if defined(__FreeBSD__)
  83
  84 static int
  85 mach64_probe(device_t kdev)
  86 {
  87         return drm_probe(kdev, mach64_pciidlist);
  88 }
  89
  90 static int
  91 mach64_attach(device_t kdev)
  92 {
  93         struct drm_device *dev = device_get_softc(kdev);
  94
  95         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
  96             M_WAITOK | M_ZERO);
  97
  98         mach64_configure(dev);
  99
 100         return drm_attach(kdev, mach64_pciidlist);
 101 }
 102
 103 static int
 104 mach64_detach(device_t kdev)
 105 {
 106         struct drm_device *dev = device_get_softc(kdev);
 107         int ret;
 108
 109         ret = drm_detach(kdev);
 110
 111         free(dev->driver, DRM_MEM_DRIVER);
 112
 113         return ret;
 114 }
 115
 116 static device_method_t mach64_methods[] = {
 117         /* Device interface */
 118         DEVMETHOD(device_probe,         mach64_probe),
 119         DEVMETHOD(device_attach,        mach64_attach),
 120         DEVMETHOD(device_detach,        mach64_detach),
 121
 122         { 0, 0 }
 123 };
 124
 125 static driver_t mach64_driver = {
 126         "drm",
 127         mach64_methods,
 128         sizeof(struct drm_device)
 129 };
 130
 131 extern devclass_t drm_devclass;
 132 #if __FreeBSD_version >= 700010
 133 DRIVER_MODULE(mach64, vgapci, mach64_driver, drm_devclass, 0, 0);
 134 #else
 135 DRIVER_MODULE(mach64, pci, mach64_driver, drm_devclass, 0, 0);
 136 #endif
 137 MODULE_DEPEND(mach64, drm, 1, 1, 1);
 138
 139 #elif   defined(__NetBSD__)
 140
 141 static int
 142 mach64drm_probe(device_t parent, cfdata_t match, void *aux)
 143 {
 144         struct pci_attach_args *pa = aux;
 145
 146         return drm_probe(pa, mach64_pciidlist);
 147 }
 148
 149 static void
 150 mach64drm_attach(device_t parent, device_t self, void *aux)
 151 {
 152         struct pci_attach_args *pa = aux;
 153         struct drm_device *dev = device_private(self);
 154
 155         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
 156             M_WAITOK | M_ZERO);
 157
 158         mach64_configure(dev);
 159
 160         drm_attach(self, pa, mach64_pciidlist);
 161 }
 162
 163 CFATTACH_DECL_NEW(mach64drm, sizeof(struct drm_device),
 164     mach64drm_probe, mach64drm_attach, drm_detach, drm_activate);
 165
 166 #ifdef _MODULE
 167
 168 MODULE(MODULE_CLASS_DRIVER, mach64drm, NULL);
 169
 170 CFDRIVER_DECL(mach64drm, DV_DULL, NULL);
 171 extern struct cfattach mach64drm_ca;
 172 static int drmloc[] = { -1 };
 173 static struct cfparent drmparent = {
 174         "drm", "vga", DVUNIT_ANY
 175 };
 176 static struct cfdata mach64drm_cfdata[] = {
 177         {
 178                 .cf_name = "mach64drm",
 179                 .cf_atname = "mach64drm",
 180                 .cf_unit = 0,
 181                 .cf_fstate = FSTATE_STAR,
 182                 .cf_loc = drmloc,
 183                 .cf_flags = 0,
 184                 .cf_pspec = &drmparent,
 185         },
 186         { NULL }
 187 };
 188
 189 static int
 190 mach64drm_modcmd(modcmd_t cmd, void *arg)
 191 {
 192         int err;
 193
 194         switch (cmd) {
 195         case MODULE_CMD_INIT:
 196                 err = config_cfdriver_attach(&mach64drm_cd);
 197                 if (err)
 198                         return err;
 199                 err = config_cfattach_attach("mach64drm", &mach64drm_ca);
 200                 if (err) {
 201                         config_cfdriver_detach(&mach64drm_cd);
 202                         return err;
 203                 }
 204                 err = config_cfdata_attach(mach64drm_cfdata, 1);
 205                 if (err) {
 206                         config_cfattach_detach("mach64drm", &mach64drm_ca);
 207                         config_cfdriver_detach(&mach64drm_cd);
 208                         return err;
 209                 }
 210                 return 0;
 211         case MODULE_CMD_FINI:
 212                 err = config_cfdata_detach(mach64drm_cfdata);
 213                 if (err)
 214                         return err;
 215                 config_cfattach_detach("mach64drm", &mach64drm_ca);
 216                 config_cfdriver_detach(&mach64drm_cd);
 217                 return 0;
 218         default:
 219                 return ENOTTY;
 220         }
 221 }
 222 #endif /* _MODULE */
 223
 224 #endif