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kernel/linux-rt-4.4.41/drivers/gpu/drm/r128/r128_drv.c 3.38 KB
5113f6f70   김현기   kernel add
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  /* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*-
   * Created: Mon Dec 13 09:47:27 1999 by faith@precisioninsight.com
   *
   * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
   * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
   * All Rights Reserved.
   *
   * Permission is hereby granted, free of charge, to any person obtaining a
   * copy of this software and associated documentation files (the "Software"),
   * to deal in the Software without restriction, including without limitation
   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   * and/or sell copies of the Software, and to permit persons to whom the
   * Software is furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice (including the next
   * paragraph) shall be included in all copies or substantial portions of the
   * Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
   * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
   * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
   * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
   * OTHER DEALINGS IN THE SOFTWARE.
   *
   * Authors:
   *    Rickard E. (Rik) Faith <faith@valinux.com>
   *    Gareth Hughes <gareth@valinux.com>
   */
  
  #include <linux/module.h>
  
  #include <drm/drmP.h>
  #include <drm/r128_drm.h>
  #include "r128_drv.h"
  
  #include <drm/drm_pciids.h>
  
  static struct pci_device_id pciidlist[] = {
  	r128_PCI_IDS
  };
  
  static const struct file_operations r128_driver_fops = {
  	.owner = THIS_MODULE,
  	.open = drm_open,
  	.release = drm_release,
  	.unlocked_ioctl = drm_ioctl,
  	.mmap = drm_legacy_mmap,
  	.poll = drm_poll,
  #ifdef CONFIG_COMPAT
  	.compat_ioctl = r128_compat_ioctl,
  #endif
  	.llseek = noop_llseek,
  };
  
  static struct drm_driver driver = {
  	.driver_features =
  	    DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG |
  	    DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED,
  	.dev_priv_size = sizeof(drm_r128_buf_priv_t),
  	.load = r128_driver_load,
  	.preclose = r128_driver_preclose,
  	.lastclose = r128_driver_lastclose,
  	.set_busid = drm_pci_set_busid,
  	.get_vblank_counter = r128_get_vblank_counter,
  	.enable_vblank = r128_enable_vblank,
  	.disable_vblank = r128_disable_vblank,
  	.irq_preinstall = r128_driver_irq_preinstall,
  	.irq_postinstall = r128_driver_irq_postinstall,
  	.irq_uninstall = r128_driver_irq_uninstall,
  	.irq_handler = r128_driver_irq_handler,
  	.ioctls = r128_ioctls,
  	.dma_ioctl = r128_cce_buffers,
  	.fops = &r128_driver_fops,
  	.name = DRIVER_NAME,
  	.desc = DRIVER_DESC,
  	.date = DRIVER_DATE,
  	.major = DRIVER_MAJOR,
  	.minor = DRIVER_MINOR,
  	.patchlevel = DRIVER_PATCHLEVEL,
  };
  
  int r128_driver_load(struct drm_device *dev, unsigned long flags)
  {
  	pci_set_master(dev->pdev);
  	return drm_vblank_init(dev, 1);
  }
  
  static struct pci_driver r128_pci_driver = {
  	.name = DRIVER_NAME,
  	.id_table = pciidlist,
  };
  
  static int __init r128_init(void)
  {
  	driver.num_ioctls = r128_max_ioctl;
  
  	return drm_pci_init(&driver, &r128_pci_driver);
  }
  
  static void __exit r128_exit(void)
  {
  	drm_pci_exit(&driver, &r128_pci_driver);
  }
  
  module_init(r128_init);
  module_exit(r128_exit);
  
  MODULE_AUTHOR(DRIVER_AUTHOR);
  MODULE_DESCRIPTION(DRIVER_DESC);
  MODULE_LICENSE("GPL and additional rights");