include/uapi/drm/qxl_drm.h

   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)
  30 extern "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
  53 struct drm_qxl_alloc {
  54         __u32 size;
  55         __u32 handle; /* 0 is an invalid handle */
  56 };
  57
  58 struct 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
  73 struct 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
  82 struct 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
  91 struct drm_qxl_execbuffer {
  92         __u32           flags;          /* for future use */
  93         __u32           commands_num;
  94         __u64           commands;       /* struct drm_qxl_command* */
  95 };
  96
  97 struct 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
 108 struct drm_qxl_getparam {
 109         __u64 param;
 110         __u64 value;
 111 };
 112
 113 /* these are one bit values */
 114 struct drm_qxl_clientcap {
 115         __u32 index;
 116         __u32 pad;
 117 };
 118
 119 struct 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