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 /* 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
  49 struct drm_qxl_alloc {
  50         __u32 size;
  51         __u32 handle; /* 0 is an invalid handle */
  52 };
  53
  54 struct 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
  69 struct 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
  78 struct 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? */
  88 struct drm_qxl_execbuffer {
  89         __u32           flags;          /* for future use */
  90         __u32           commands_num;
  91         __u64    __user commands;       /* struct drm_qxl_command* */
  92 };
  93
  94 struct 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
 105 struct drm_qxl_getparam {
 106         __u64 param;
 107         __u64 value;
 108 };
 109
 110 /* these are one bit values */
 111 struct drm_qxl_clientcap {
 112         __u32 index;
 113         __u32 pad;
 114 };
 115
 116 struct 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