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#if defined(__cplusplus)
  30extern "C" {
  31#endif
  32
  33/* Please note that modifications to all structs defined here are
  34 * subject to backwards-compatibility constraints.
  35 *
  36 * Do not use pointers, use __u64 instead for 32 bit / 64 bit user/kernel
  37 * compatibility Keep fields aligned to their size
  38 */
  39
  40#define QXL_GEM_DOMAIN_CPU 0
  41#define QXL_GEM_DOMAIN_VRAM 1
  42#define QXL_GEM_DOMAIN_SURFACE 2
  43
  44#define DRM_QXL_ALLOC       0x00
  45#define DRM_QXL_MAP         0x01
  46#define DRM_QXL_EXECBUFFER  0x02
  47#define DRM_QXL_UPDATE_AREA 0x03
  48#define DRM_QXL_GETPARAM    0x04
  49#define DRM_QXL_CLIENTCAP   0x05
  50
  51#define DRM_QXL_ALLOC_SURF  0x06
  52
  53struct drm_qxl_alloc {
  54        __u32 size;
  55        __u32 handle; /* 0 is an invalid handle */
  56};
  57
  58struct drm_qxl_map {
  59        __u64 offset; /* use for mmap system call */
  60        __u32 handle;
  61        __u32 pad;
  62};
  63
  64/*
  65 * dest is the bo we are writing the relocation into
  66 * src is bo we are relocating.
  67 * *(dest_handle.base_addr + dest_offset) = physical_address(src_handle.addr +
  68 * src_offset)
  69 */
  70#define QXL_RELOC_TYPE_BO 1
  71#define QXL_RELOC_TYPE_SURF 2
  72
  73struct drm_qxl_reloc {
  74        __u64 src_offset; /* offset into src_handle or src buffer */
  75        __u64 dst_offset; /* offset in dest handle */
  76        __u32 src_handle; /* dest handle to compute address from */
  77        __u32 dst_handle; /* 0 if to command buffer */
  78        __u32 reloc_type;
  79        __u32 pad;
  80};
  81
  82struct drm_qxl_command {
  83        __u64           command; /* void* */
  84        __u64           relocs; /* struct drm_qxl_reloc* */
  85        __u32           type;
  86        __u32           command_size;
  87        __u32           relocs_num;
  88        __u32                pad;
  89};
  90
  91struct drm_qxl_execbuffer {
  92        __u32           flags;          /* for future use */
  93        __u32           commands_num;
  94        __u64           commands;       /* struct drm_qxl_command* */
  95};
  96
  97struct drm_qxl_update_area {
  98        __u32 handle;
  99        __u32 top;
 100        __u32 left;
 101        __u32 bottom;
 102        __u32 right;
 103        __u32 pad;
 104};
 105
 106#define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */
 107#define QXL_PARAM_MAX_RELOCS 2
 108struct drm_qxl_getparam {
 109        __u64 param;
 110        __u64 value;
 111};
 112
 113/* these are one bit values */
 114struct drm_qxl_clientcap {
 115        __u32 index;
 116        __u32 pad;
 117};
 118
 119struct drm_qxl_alloc_surf {
 120        __u32 format;
 121        __u32 width;
 122        __u32 height;
 123        __s32 stride;
 124        __u32 handle;
 125        __u32 pad;
 126};
 127
 128#define DRM_IOCTL_QXL_ALLOC \
 129        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC, struct drm_qxl_alloc)
 130
 131#define DRM_IOCTL_QXL_MAP \
 132        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_MAP, struct drm_qxl_map)
 133
 134#define DRM_IOCTL_QXL_EXECBUFFER \
 135        DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_EXECBUFFER,\
 136                struct drm_qxl_execbuffer)
 137
 138#define DRM_IOCTL_QXL_UPDATE_AREA \
 139        DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_UPDATE_AREA,\
 140                struct drm_qxl_update_area)
 141
 142#define DRM_IOCTL_QXL_GETPARAM \
 143        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_GETPARAM,\
 144                struct drm_qxl_getparam)
 145
 146#define DRM_IOCTL_QXL_CLIENTCAP \
 147        DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_CLIENTCAP,\
 148                struct drm_qxl_clientcap)
 149
 150#define DRM_IOCTL_QXL_ALLOC_SURF \
 151        DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC_SURF,\
 152                struct drm_qxl_alloc_surf)
 153
 154#if defined(__cplusplus)
 155}
 156#endif
 157
 158#endif
 159