LXR linux/include/uapi/drm/qxl

   1/*
   2 * Copyright 2013 Red Hat
   3 * 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, sublicense,
   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 next
  13 * paragraph) shall be included in all copies or substantial portions of the
  14 * 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 NONINFRINGEMENT.  IN NO EVENT SHALL
  19 * THE AUTHORS 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
  22 * OTHER DEALINGS IN THE SOFTWARE.
  23 */
  24#ifndef QXL_DRM_H
  25#define QXL_DRM_H
  26
  27#include "drm.h"
  28
  29/* Please note that modifications to all structs defined here are
  30 * subject to backwards-compatibility constraints.
  31 *
  32 * Do not use pointers, use __u64 instead for 32 bit / 64 bit user/kernel
  33 * compatibility Keep fields aligned to their size
  34 */
  35
  36#define QXL_GEM_DOMAIN_CPU 0
  37#define QXL_GEM_DOMAIN_VRAM 1
  38#define QXL_GEM_DOMAIN_SURFACE 2
  39
  40#define DRM_QXL_ALLOC       0x00
  41#define DRM_QXL_MAP         0x01
  42#define DRM_QXL_EXECBUFFER  0x02
  43#define DRM_QXL_UPDATE_AREA 0x03
  44#define DRM_QXL_GETPARAM    0x04
  45#define DRM_QXL_CLIENTCAP   0x05
  46
  47#define DRM_QXL_ALLOC_SURF  0x06
  48
  49struct drm_qxl_alloc {
  50        __u32 size;
  51        __u32 handle; /* 0 is an invalid handle */
  52};
  53
  54struct drm_qxl_map {
  55        __u64 offset; /* use for mmap system call */
  56        __u32 handle;
  57        __u32 pad;
  58};
  59
  60/*
  61 * dest is the bo we are writing the relocation into
  62 * src is bo we are relocating.
  63 * *(dest_handle.base_addr + dest_offset) = physical_address(src_handle.addr +
  64 * src_offset)
  65 */
  66#define QXL_RELOC_TYPE_BO 1
  67#define QXL_RELOC_TYPE_SURF 2
  68
  69struct drm_qxl_reloc {
  70        __u64 src_offset; /* offset into src_handle or src buffer */
  71        __u64 dst_offset; /* offset in dest handle */
  72        __u32 src_handle; /* dest handle to compute address from */
  73        __u32 dst_handle; /* 0 if to command buffer */
  74        __u32 reloc_type;
  75        __u32 pad;
  76};
  77
  78struct drm_qxl_command {
  79        __u64    __user command; /* void* */
  80        __u64    __user relocs; /* struct drm_qxl_reloc* */
  81        __u32           type;
  82        __u32           command_size;
  83        __u32           relocs_num;
  84        __u32                pad;
  85};
  86
  87/* XXX: call it drm_qxl_commands? */
  88struct drm_qxl_execbuffer {
  89        __u32           flags;          /* for future use */
  90        __u32           commands_num;
  91        __u64    __user commands;       /* struct drm_qxl_command* */
  92};
  93
  94struct drm_qxl_update_area {
  95        __u32 handle;
  96        __u32 top;
  97        __u32 left;
  98        __u32 bottom;
  99        __u32 right;
 100        __u32 pad;
 101};
 102
 103#define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */
 104#define QXL_PARAM_MAX_RELOCS 2
 105struct drm_qxl_getparam {
 106        __u64 param;
 107        __u64 value;
 108};
 109
 110/* these are one bit values */
 111struct drm_qxl_clientcap {
 112        __u32 index;
 113        __u32 pad;
 114};
 115
 116struct drm_qxl_alloc_surf {
 117        __u32 format;
 118        __u32 width;
 119        __u32 height;
 120        __s32 stride;
 121        __u32 handle;
 122        __u32 pad;
 123};
 124
 125#define DRM_IOCTL_QXL_ALLOC \
 126        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC, struct drm_qxl_alloc)
 127
 128#define DRM_IOCTL_QXL_MAP \
 129        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_MAP, struct drm_qxl_map)
 130
 131#define DRM_IOCTL_QXL_EXECBUFFER \
 132        DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_EXECBUFFER,\
 133                struct drm_qxl_execbuffer)
 134
 135#define DRM_IOCTL_QXL_UPDATE_AREA \
 136        DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_UPDATE_AREA,\
 137                struct drm_qxl_update_area)
 138
 139#define DRM_IOCTL_QXL_GETPARAM \
 140        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_GETPARAM,\
 141                struct drm_qxl_getparam)
 142
 143#define DRM_IOCTL_QXL_CLIENTCAP \
 144        DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_CLIENTCAP,\
 145                struct drm_qxl_clientcap)
 146
 147#define DRM_IOCTL_QXL_ALLOC_SURF \
 148        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC_SURF,\
 149                struct drm_qxl_alloc_surf)
 150
 151#endif
 152