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Linux/drivers/gpu/drm/i810/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/module.h>
 34 
 35 #include <drm/drmP.h>
 36 #include <drm/i810_drm.h>
 37 #include "i810_drv.h"
 38 
 39 #include <drm/drm_pciids.h>
 40 
 41 static struct pci_device_id pciidlist[] = {
 42         i810_PCI_IDS
 43 };
 44 
 45 static const struct file_operations i810_driver_fops = {
 46         .owner = THIS_MODULE,
 47         .open = drm_open,
 48         .release = drm_release,
 49         .unlocked_ioctl = drm_ioctl,
 50         .mmap = drm_legacy_mmap,
 51         .poll = drm_poll,
 52 #ifdef CONFIG_COMPAT
 53         .compat_ioctl = drm_compat_ioctl,
 54 #endif
 55         .llseek = noop_llseek,
 56 };
 57 
 58 static struct drm_driver driver = {
 59         .driver_features =
 60             DRIVER_USE_AGP |
 61             DRIVER_HAVE_DMA,
 62         .dev_priv_size = sizeof(drm_i810_buf_priv_t),
 63         .load = i810_driver_load,
 64         .lastclose = i810_driver_lastclose,
 65         .preclose = i810_driver_preclose,
 66         .set_busid = drm_pci_set_busid,
 67         .device_is_agp = i810_driver_device_is_agp,
 68         .dma_quiescent = i810_driver_dma_quiescent,
 69         .ioctls = i810_ioctls,
 70         .fops = &i810_driver_fops,
 71         .name = DRIVER_NAME,
 72         .desc = DRIVER_DESC,
 73         .date = DRIVER_DATE,
 74         .major = DRIVER_MAJOR,
 75         .minor = DRIVER_MINOR,
 76         .patchlevel = DRIVER_PATCHLEVEL,
 77 };
 78 
 79 static struct pci_driver i810_pci_driver = {
 80         .name = DRIVER_NAME,
 81         .id_table = pciidlist,
 82 };
 83 
 84 static int __init i810_init(void)
 85 {
 86         if (num_possible_cpus() > 1) {
 87                 pr_err("drm/i810 does not support SMP\n");
 88                 return -EINVAL;
 89         }
 90         driver.num_ioctls = i810_max_ioctl;
 91         return drm_pci_init(&driver, &i810_pci_driver);
 92 }
 93 
 94 static void __exit i810_exit(void)
 95 {
 96         drm_pci_exit(&driver, &i810_pci_driver);
 97 }
 98 
 99 module_init(i810_init);
100 module_exit(i810_exit);
101 
102 MODULE_AUTHOR(DRIVER_AUTHOR);
103 MODULE_DESCRIPTION(DRIVER_DESC);
104 MODULE_LICENSE("GPL and additional rights");
105 

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