drivers/char/drm/via_drv.c

   1 /*
   2  * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
   3  * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sub license,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the
  13  * next paragraph) shall be included in all copies or substantial portions
  14  * of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  19  * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22  * DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #include "drmP.h"
  26 #include "via_drm.h"
  27 #include "via_drv.h"
  28
  29 #include "drm_pciids.h"
  30
  31 static int dri_library_name(struct drm_device *dev, char *buf)
  32 {
  33         return snprintf(buf, PAGE_SIZE, "unichrome");
  34 }
  35
  36 static struct pci_device_id pciidlist[] = {
  37         viadrv_PCI_IDS
  38 };
  39
  40 static struct drm_driver driver = {
  41         .driver_features =
  42             DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_HAVE_IRQ |
  43             DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL,
  44         .load = via_driver_load,
  45         .unload = via_driver_unload,
  46         .context_ctor = via_init_context,
  47         .context_dtor = via_final_context,
  48         .vblank_wait = via_driver_vblank_wait,
  49         .irq_preinstall = via_driver_irq_preinstall,
  50         .irq_postinstall = via_driver_irq_postinstall,
  51         .irq_uninstall = via_driver_irq_uninstall,
  52         .irq_handler = via_driver_irq_handler,
  53         .dma_quiescent = via_driver_dma_quiescent,
  54         .dri_library_name = dri_library_name,
  55         .reclaim_buffers = drm_core_reclaim_buffers,
  56         .get_map_ofs = drm_core_get_map_ofs,
  57         .get_reg_ofs = drm_core_get_reg_ofs,
  58         .ioctls = via_ioctls,
  59         .fops = {
  60                  .owner = THIS_MODULE,
  61                  .open = drm_open,
  62                  .release = drm_release,
  63                  .ioctl = drm_ioctl,
  64                  .mmap = drm_mmap,
  65                  .poll = drm_poll,
  66                  .fasync = drm_fasync,
  67         },
  68         .pci_driver = {
  69                  .name = DRIVER_NAME,
  70                  .id_table = pciidlist,
  71         },
  72
  73         .name = DRIVER_NAME,
  74         .desc = DRIVER_DESC,
  75         .date = DRIVER_DATE,
  76         .major = DRIVER_MAJOR,
  77         .minor = DRIVER_MINOR,
  78         .patchlevel = DRIVER_PATCHLEVEL,
  79 };
  80
  81 static int __init via_init(void)
  82 {
  83         driver.num_ioctls = via_max_ioctl;
  84         via_init_command_verifier();
  85         return drm_init(&driver);
  86 }
  87
  88 static void __exit via_exit(void)
  89 {
  90         drm_exit(&driver);
  91 }
  92
  93 module_init(via_init);
  94 module_exit(via_exit);
  95
  96 MODULE_AUTHOR(DRIVER_AUTHOR);
  97 MODULE_DESCRIPTION(DRIVER_DESC);
  98 MODULE_LICENSE("GPL and additional rights");