drivers/char/drm/radeon_drv.c

   1 /**
   2  * \file radeon_drv.c
   3  * ATI Radeon driver
   4  *
   5  * \author Gareth Hughes <gareth@valinux.com>
   6  */
   7
   8 /*
   9  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
  10  * All Rights Reserved.
  11  *
  12  * Permission is hereby granted, free of charge, to any person obtaining a
  13  * copy of this software and associated documentation files (the "Software"),
  14  * to deal in the Software without restriction, including without limitation
  15  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  16  * and/or sell copies of the Software, and to permit persons to whom the
  17  * Software is furnished to do so, subject to the following conditions:
  18  *
  19  * The above copyright notice and this permission notice (including the next
  20  * paragraph) shall be included in all copies or substantial portions of the
  21  * Software.
  22  *
  23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  24  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  25  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  26  * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  27  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  28  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  29  * OTHER DEALINGS IN THE SOFTWARE.
  30  */
  31
  32 #include <linux/config.h>
  33 #include "drmP.h"
  34 #include "drm.h"
  35 #include "radeon_drm.h"
  36 #include "radeon_drv.h"
  37
  38 #include "drm_pciids.h"
  39
  40 int radeon_no_wb;
  41
  42 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers\n");
  43 module_param_named(no_wb, radeon_no_wb, int, 0444);
  44
  45
  46 static struct pci_device_id pciidlist[] = {
  47         radeon_PCI_IDS
  48 };
  49
  50 static struct drm_driver driver = {
  51         .driver_features =
  52             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
  53             DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED |
  54             DRIVER_IRQ_VBL,
  55         .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
  56         .load = radeon_driver_load,
  57         .firstopen = radeon_driver_firstopen,
  58         .open = radeon_driver_open,
  59         .preclose = radeon_driver_preclose,
  60         .postclose = radeon_driver_postclose,
  61         .lastclose = radeon_driver_lastclose,
  62         .unload = radeon_driver_unload,
  63         .vblank_wait = radeon_driver_vblank_wait,
  64         .irq_preinstall = radeon_driver_irq_preinstall,
  65         .irq_postinstall = radeon_driver_irq_postinstall,
  66         .irq_uninstall = radeon_driver_irq_uninstall,
  67         .irq_handler = radeon_driver_irq_handler,
  68         .reclaim_buffers = drm_core_reclaim_buffers,
  69         .get_map_ofs = drm_core_get_map_ofs,
  70         .get_reg_ofs = drm_core_get_reg_ofs,
  71         .ioctls = radeon_ioctls,
  72         .dma_ioctl = radeon_cp_buffers,
  73         .fops = {
  74                  .owner = THIS_MODULE,
  75                  .open = drm_open,
  76                  .release = drm_release,
  77                  .ioctl = drm_ioctl,
  78                  .mmap = drm_mmap,
  79                  .poll = drm_poll,
  80                  .fasync = drm_fasync,
  81 #ifdef CONFIG_COMPAT
  82                  .compat_ioctl = radeon_compat_ioctl,
  83 #endif
  84         },
  85
  86         .pci_driver = {
  87                  .name = DRIVER_NAME,
  88                  .id_table = pciidlist,
  89         },
  90
  91         .name = DRIVER_NAME,
  92         .desc = DRIVER_DESC,
  93         .date = DRIVER_DATE,
  94         .major = DRIVER_MAJOR,
  95         .minor = DRIVER_MINOR,
  96         .patchlevel = DRIVER_PATCHLEVEL,
  97 };
  98
  99 static int __init radeon_init(void)
 100 {
 101         driver.num_ioctls = radeon_max_ioctl;
 102         return drm_init(&driver);
 103 }
 104
 105 static void __exit radeon_exit(void)
 106 {
 107         drm_exit(&driver);
 108 }
 109
 110 module_init(radeon_init);
 111 module_exit(radeon_exit);
 112
 113 MODULE_AUTHOR(DRIVER_AUTHOR);
 114 MODULE_DESCRIPTION(DRIVER_DESC);
 115 MODULE_LICENSE("GPL and additional rights");