sys/external/bsd/drm/dist/bsd-core/r128_drv.c

   1 /* r128_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 "drmP.h"
  35 #include "drm.h"
  36 #include "r128_drm.h"
  37 #include "r128_drv.h"
  38 #include "drm_pciids.h"
  39
  40 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
  41 static drm_pci_id_list_t r128_pciidlist[] = {
  42         r128_PCI_IDS
  43 };
  44
  45 int r128_driver_load(struct drm_device * dev, unsigned long flags)
  46 {
  47         return drm_vblank_init(dev, 1);
  48 }
  49
  50 static void r128_configure(struct drm_device *dev)
  51 {
  52         dev->driver->driver_features =
  53             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
  54             DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
  55
  56         dev->driver->buf_priv_size      = sizeof(drm_r128_buf_priv_t);
  57         dev->driver->load               = r128_driver_load;
  58         dev->driver->preclose           = r128_driver_preclose;
  59         dev->driver->lastclose          = r128_driver_lastclose;
  60         dev->driver->get_vblank_counter = r128_get_vblank_counter;
  61         dev->driver->enable_vblank      = r128_enable_vblank;
  62         dev->driver->disable_vblank     = r128_disable_vblank;
  63         dev->driver->irq_preinstall     = r128_driver_irq_preinstall;
  64         dev->driver->irq_postinstall    = r128_driver_irq_postinstall;
  65         dev->driver->irq_uninstall      = r128_driver_irq_uninstall;
  66         dev->driver->irq_handler        = r128_driver_irq_handler;
  67         dev->driver->dma_ioctl          = r128_cce_buffers;
  68
  69         dev->driver->ioctls             = r128_ioctls;
  70         dev->driver->max_ioctl          = r128_max_ioctl;
  71
  72         dev->driver->name               = DRIVER_NAME;
  73         dev->driver->desc               = DRIVER_DESC;
  74         dev->driver->date               = DRIVER_DATE;
  75         dev->driver->major              = DRIVER_MAJOR;
  76         dev->driver->minor              = DRIVER_MINOR;
  77         dev->driver->patchlevel         = DRIVER_PATCHLEVEL;
  78 }
  79
  80 #if defined(__FreeBSD__)
  81
  82 static int
  83 r128_probe(device_t kdev)
  84 {
  85         return drm_probe(kdev, r128_pciidlist);
  86 }
  87
  88 static int
  89 r128_attach(device_t kdev)
  90 {
  91         struct drm_device *dev = device_get_softc(kdev);
  92
  93         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
  94             M_WAITOK | M_ZERO);
  95
  96         r128_configure(dev);
  97
  98         return drm_attach(kdev, r128_pciidlist);
  99 }
 100
 101 static int
 102 r128_detach(device_t kdev)
 103 {
 104         struct drm_device *dev = device_get_softc(kdev);
 105         int ret;
 106
 107         ret = drm_detach(kdev);
 108
 109         free(dev->driver, DRM_MEM_DRIVER);
 110
 111         return ret;
 112 }
 113
 114 static device_method_t r128_methods[] = {
 115         /* Device interface */
 116         DEVMETHOD(device_probe,         r128_probe),
 117         DEVMETHOD(device_attach,        r128_attach),
 118         DEVMETHOD(device_detach,        r128_detach),
 119
 120         { 0, 0 }
 121 };
 122
 123 static driver_t r128_driver = {
 124         "drm",
 125         r128_methods,
 126         sizeof(struct drm_device)
 127 };
 128
 129 extern devclass_t drm_devclass;
 130 #if __FreeBSD_version >= 700010
 131 DRIVER_MODULE(r128, vgapci, r128_driver, drm_devclass, 0, 0);
 132 #else
 133 DRIVER_MODULE(r128, pci, r128_driver, drm_devclass, 0, 0);
 134 #endif
 135 MODULE_DEPEND(r128, drm, 1, 1, 1);
 136
 137 #elif   defined(__NetBSD__)
 138
 139 static int
 140 r128drm_probe(device_t parent, cfdata_t match, void *aux)
 141 {
 142         struct pci_attach_args *pa = aux;
 143
 144         return drm_probe(pa, r128_pciidlist);
 145 }
 146
 147 static void
 148 r128drm_attach(device_t parent, device_t self, void *aux)
 149 {
 150         struct pci_attach_args *pa = aux;
 151         struct drm_device *dev = device_private(self);
 152
 153         dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
 154             M_WAITOK | M_ZERO);
 155
 156         r128_configure(dev);
 157
 158         drm_attach(self, pa, r128_pciidlist);
 159 }
 160
 161 CFATTACH_DECL_NEW(r128drm, sizeof(struct drm_device),
 162     r128drm_probe, r128drm_attach, drm_detach, NULL);
 163
 164 #ifdef _MODULE
 165
 166 MODULE(MODULE_CLASS_DRIVER, r128drm, NULL);
 167
 168 CFDRIVER_DECL(r128drm, DV_DULL, NULL);
 169 extern struct cfattach r128drm_ca;
 170 static int drmloc[] = { -1 };
 171 static struct cfparent drmparent = {
 172         "drm", "vga", DVUNIT_ANY
 173 };
 174 static struct cfdata r128drm_cfdata[] = {
 175         {
 176                 .cf_name = "r128drm",
 177                 .cf_atname = "r128drm",
 178                 .cf_unit = 0,
 179                 .cf_fstate = FSTATE_STAR,
 180                 .cf_loc = drmloc,
 181                 .cf_flags = 0,
 182                 .cf_pspec = &drmparent,
 183         },
 184         { NULL }
 185 };
 186
 187 static int
 188 r128drm_modcmd(modcmd_t cmd, void *arg)
 189 {
 190         int err;
 191
 192         switch (cmd) {
 193         case MODULE_CMD_INIT:
 194                 err = config_cfdriver_attach(&r128drm_cd);
 195                 if (err)
 196                         return err;
 197                 err = config_cfattach_attach("r128drm", &r128drm_ca);
 198                 if (err) {
 199                         config_cfdriver_detach(&r128drm_cd);
 200                         return err;
 201                 }
 202                 err = config_cfdata_attach(r128drm_cfdata, 1);
 203                 if (err) {
 204                         config_cfattach_detach("r128drm", &r128drm_ca);
 205                         config_cfdriver_detach(&r128drm_cd);
 206                         return err;
 207                 }
 208                 return 0;
 209         case MODULE_CMD_FINI:
 210                 err = config_cfdata_detach(r128drm_cfdata);
 211                 if (err)
 212                         return err;
 213                 config_cfattach_detach("r128drm", &r128drm_ca);
 214                 config_cfdriver_detach(&r128drm_cd);
 215                 return 0;
 216         default:
 217                 return ENOTTY;
 218         }
 219 }
 220 #endif /* _MODULE */
 221
 222 #endif