linux-core/i810_drv.c

   1 /* i810_drv.c -- I810 driver -*- linux-c -*-
   2  * Created: Mon Dec 13 01:56:22 1999 by jhartmann@precisioninsight.com
   3  *
   4  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
   5  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
   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  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  25  * OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  * Authors:
  28  *    Rickard E. (Rik) Faith <faith@valinux.com>
  29  *    Jeff Hartmann <jhartmann@valinux.com>
  30  *    Gareth Hughes <gareth@valinux.com>
  31  */
  32
  33 #include <linux/config.h>
  34 #include "drmP.h"
  35 #include "drm.h"
  36 #include "i810_drm.h"
  37 #include "i810_drv.h"
  38
  39 #include "drm_pciids.h"
  40
  41 static int postinit(struct drm_device *dev, unsigned long flags)
  42 {
  43         /* i810 has 4 more counters */
  44         dev->counters += 4;
  45         dev->types[6] = _DRM_STAT_IRQ;
  46         dev->types[7] = _DRM_STAT_PRIMARY;
  47         dev->types[8] = _DRM_STAT_SECONDARY;
  48         dev->types[9] = _DRM_STAT_DMA;
  49
  50         DRM_INFO("Initialized %s %d.%d.%d %s on minor %d: %s\n",
  51                  DRIVER_NAME,
  52                  DRIVER_MAJOR,
  53                  DRIVER_MINOR,
  54                  DRIVER_PATCHLEVEL,
  55                  DRIVER_DATE, dev->minor, pci_pretty_name(dev->pdev)
  56             );
  57         return 0;
  58 }
  59
  60 static int version(drm_version_t * version)
  61 {
  62         int len;
  63
  64         version->version_major = DRIVER_MAJOR;
  65         version->version_minor = DRIVER_MINOR;
  66         version->version_patchlevel = DRIVER_PATCHLEVEL;
  67         DRM_COPY(version->name, DRIVER_NAME);
  68         DRM_COPY(version->date, DRIVER_DATE);
  69         DRM_COPY(version->desc, DRIVER_DESC);
  70         return 0;
  71 }
  72
  73 static struct pci_device_id pciidlist[] = {
  74         i810_PCI_IDS
  75 };
  76
  77 static drm_ioctl_desc_t ioctls[] = {
  78         [DRM_IOCTL_NR(DRM_I810_INIT)] = {i810_dma_init, 1, 1},
  79         [DRM_IOCTL_NR(DRM_I810_VERTEX)] = {i810_dma_vertex, 1, 0},
  80         [DRM_IOCTL_NR(DRM_I810_CLEAR)] = {i810_clear_bufs, 1, 0},
  81         [DRM_IOCTL_NR(DRM_I810_FLUSH)] = {i810_flush_ioctl, 1, 0},
  82         [DRM_IOCTL_NR(DRM_I810_GETAGE)] = {i810_getage, 1, 0},
  83         [DRM_IOCTL_NR(DRM_I810_GETBUF)] = {i810_getbuf, 1, 0},
  84         [DRM_IOCTL_NR(DRM_I810_SWAP)] = {i810_swap_bufs, 1, 0},
  85         [DRM_IOCTL_NR(DRM_I810_COPY)] = {i810_copybuf, 1, 0},
  86         [DRM_IOCTL_NR(DRM_I810_DOCOPY)] = {i810_docopy, 1, 0},
  87         [DRM_IOCTL_NR(DRM_I810_OV0INFO)] = {i810_ov0_info, 1, 0},
  88         [DRM_IOCTL_NR(DRM_I810_FSTATUS)] = {i810_fstatus, 1, 0},
  89         [DRM_IOCTL_NR(DRM_I810_OV0FLIP)] = {i810_ov0_flip, 1, 0},
  90         [DRM_IOCTL_NR(DRM_I810_MC)] = {i810_dma_mc, 1, 1},
  91         [DRM_IOCTL_NR(DRM_I810_RSTATUS)] = {i810_rstatus, 1, 0},
  92         [DRM_IOCTL_NR(DRM_I810_FLIP)] = {i810_flip_bufs, 1, 0}
  93 };
  94
  95 static struct drm_driver_fn driver_fn = {
  96         .driver_features =
  97             DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR |
  98             DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE,
  99         .dev_priv_size = sizeof(drm_i810_buf_priv_t),
 100         .pretakedown = i810_driver_pretakedown,
 101         .release = i810_driver_release,
 102         .dma_quiescent = i810_driver_dma_quiescent,
 103         .reclaim_buffers = i810_reclaim_buffers,
 104         .get_map_ofs = drm_core_get_map_ofs,
 105         .get_reg_ofs = drm_core_get_reg_ofs,
 106         .postinit = postinit,
 107         .version = version,
 108         .ioctls = ioctls,
 109         .num_ioctls = DRM_ARRAY_SIZE(ioctls),
 110         .fops = {
 111                  .owner = THIS_MODULE,
 112                  .open = drm_open,
 113                  .release = drm_release,
 114                  .ioctl = drm_ioctl,
 115                  .mmap = i810_mmap_buffers,
 116                  .fasync = drm_fasync,
 117                  }
 118         ,
 119 };
 120
 121 static int probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 122 {
 123         return drm_probe(pdev, ent, &driver_fn);
 124 }
 125
 126 static struct pci_driver driver = {
 127         .name = DRIVER_NAME,
 128         .id_table = pciidlist,
 129         .probe = probe,
 130         .remove = __devexit_p(drm_cleanup_pci),
 131 };
 132
 133 static int __init i810_init(void)
 134 {
 135         return drm_init(&driver, pciidlist, &driver_fn);
 136 }
 137
 138 static void __exit i810_exit(void)
 139 {
 140         drm_exit(&driver);
 141 }
 142
 143 module_init(i810_init);
 144 module_exit(i810_exit);
 145
 146 MODULE_AUTHOR(DRIVER_AUTHOR);
 147 MODULE_DESCRIPTION(DRIVER_DESC);
 148 MODULE_LICENSE("GPL and additional rights");