LXR linux/drivers/gpu/drm/amd/amdgpu/amdgpu

   1/**
   2 * \file amdgpu_ioc32.c
   3 *
   4 * 32-bit ioctl compatibility routines for the AMDGPU DRM.
   5 *
   6 * \author Paul Mackerras <paulus@samba.org>
   7 *
   8 * Copyright (C) Paul Mackerras 2005
   9 * All Rights Reserved.
  10 *
  11 * Permission is hereby granted, free of charge, to any person obtaining a
  12 * copy of this software and associated documentation files (the "Software"),
  13 * to deal in the Software without restriction, including without limitation
  14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  15 * and/or sell copies of the Software, and to permit persons to whom the
  16 * Software is furnished to do so, subject to the following conditions:
  17 *
  18 * The above copyright notice and this permission notice (including the next
  19 * paragraph) shall be included in all copies or substantial portions of the
  20 * Software.
  21 *
  22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  23 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  25 * THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  26 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  27 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  28 * IN THE SOFTWARE.
  29 */
  30#include <linux/compat.h>
  31
  32#include <drm/drmP.h>
  33#include <drm/amdgpu_drm.h>
  34#include "amdgpu_drv.h"
  35
  36long amdgpu_kms_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
  37{
  38        unsigned int nr = DRM_IOCTL_NR(cmd);
  39        int ret;
  40
  41        if (nr < DRM_COMMAND_BASE)
  42                return drm_compat_ioctl(filp, cmd, arg);
  43
  44        ret = amdgpu_drm_ioctl(filp, cmd, arg);
  45
  46        return ret;
  47}
  48