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5270 | serge | 1 | /************************************************************************** |
2 | * |
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6082 | serge | 3 | * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA |
5270 | serge | 4 | * All Rights Reserved. |
5 | * |
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6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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7 | * copy of this software and associated documentation files (the |
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8 | * "Software"), to deal in the Software without restriction, including |
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9 | * without limitation the rights to use, copy, modify, merge, publish, |
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10 | * distribute, sub license, and/or sell copies of the Software, and to |
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11 | * permit persons to whom the Software is furnished to do so, subject to |
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12 | * the following conditions: |
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13 | * |
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14 | * The above copyright notice and this permission notice (including the |
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15 | * next paragraph) shall be included in all copies or substantial portions |
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16 | * of the Software. |
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17 | * |
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18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
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21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
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22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
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23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
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24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
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25 | * |
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26 | **************************************************************************/ |
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27 | |||
28 | #ifndef __VMWGFX_DRM_H__ |
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29 | #define __VMWGFX_DRM_H__ |
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30 | |||
31 | #ifndef __KERNEL__ |
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32 | #include |
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33 | #endif |
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34 | |||
35 | #define DRM_VMW_MAX_SURFACE_FACES 6 |
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36 | #define DRM_VMW_MAX_MIP_LEVELS 24 |
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37 | |||
38 | |||
39 | #define DRM_VMW_GET_PARAM 0 |
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40 | #define DRM_VMW_ALLOC_DMABUF 1 |
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41 | #define DRM_VMW_UNREF_DMABUF 2 |
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42 | #define DRM_VMW_CURSOR_BYPASS 3 |
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43 | /* guarded by DRM_VMW_PARAM_NUM_STREAMS != 0*/ |
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44 | #define DRM_VMW_CONTROL_STREAM 4 |
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45 | #define DRM_VMW_CLAIM_STREAM 5 |
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46 | #define DRM_VMW_UNREF_STREAM 6 |
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47 | /* guarded by DRM_VMW_PARAM_3D == 1 */ |
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48 | #define DRM_VMW_CREATE_CONTEXT 7 |
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49 | #define DRM_VMW_UNREF_CONTEXT 8 |
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50 | #define DRM_VMW_CREATE_SURFACE 9 |
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51 | #define DRM_VMW_UNREF_SURFACE 10 |
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52 | #define DRM_VMW_REF_SURFACE 11 |
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53 | #define DRM_VMW_EXECBUF 12 |
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54 | #define DRM_VMW_GET_3D_CAP 13 |
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55 | #define DRM_VMW_FENCE_WAIT 14 |
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56 | #define DRM_VMW_FENCE_SIGNALED 15 |
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57 | #define DRM_VMW_FENCE_UNREF 16 |
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58 | #define DRM_VMW_FENCE_EVENT 17 |
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59 | #define DRM_VMW_PRESENT 18 |
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60 | #define DRM_VMW_PRESENT_READBACK 19 |
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61 | #define DRM_VMW_UPDATE_LAYOUT 20 |
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62 | #define DRM_VMW_CREATE_SHADER 21 |
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63 | #define DRM_VMW_UNREF_SHADER 22 |
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64 | #define DRM_VMW_GB_SURFACE_CREATE 23 |
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65 | #define DRM_VMW_GB_SURFACE_REF 24 |
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66 | #define DRM_VMW_SYNCCPU 25 |
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6082 | serge | 67 | #define DRM_VMW_CREATE_EXTENDED_CONTEXT 26 |
5270 | serge | 68 | |
69 | /*************************************************************************/ |
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70 | /** |
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71 | * DRM_VMW_GET_PARAM - get device information. |
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72 | * |
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73 | * DRM_VMW_PARAM_FIFO_OFFSET: |
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74 | * Offset to use to map the first page of the FIFO read-only. |
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75 | * The fifo is mapped using the mmap() system call on the drm device. |
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76 | * |
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77 | * DRM_VMW_PARAM_OVERLAY_IOCTL: |
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78 | * Does the driver support the overlay ioctl. |
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79 | */ |
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80 | |||
81 | #define DRM_VMW_PARAM_NUM_STREAMS 0 |
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82 | #define DRM_VMW_PARAM_NUM_FREE_STREAMS 1 |
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83 | #define DRM_VMW_PARAM_3D 2 |
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84 | #define DRM_VMW_PARAM_HW_CAPS 3 |
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85 | #define DRM_VMW_PARAM_FIFO_CAPS 4 |
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86 | #define DRM_VMW_PARAM_MAX_FB_SIZE 5 |
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87 | #define DRM_VMW_PARAM_FIFO_HW_VERSION 6 |
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88 | #define DRM_VMW_PARAM_MAX_SURF_MEMORY 7 |
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89 | #define DRM_VMW_PARAM_3D_CAPS_SIZE 8 |
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90 | #define DRM_VMW_PARAM_MAX_MOB_MEMORY 9 |
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91 | #define DRM_VMW_PARAM_MAX_MOB_SIZE 10 |
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6082 | serge | 92 | #define DRM_VMW_PARAM_SCREEN_TARGET 11 |
93 | #define DRM_VMW_PARAM_DX 12 |
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5270 | serge | 94 | |
95 | /** |
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96 | * enum drm_vmw_handle_type - handle type for ref ioctls |
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97 | * |
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98 | */ |
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99 | enum drm_vmw_handle_type { |
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100 | DRM_VMW_HANDLE_LEGACY = 0, |
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101 | DRM_VMW_HANDLE_PRIME = 1 |
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102 | }; |
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103 | |||
104 | /** |
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105 | * struct drm_vmw_getparam_arg |
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106 | * |
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107 | * @value: Returned value. //Out |
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108 | * @param: Parameter to query. //In. |
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109 | * |
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110 | * Argument to the DRM_VMW_GET_PARAM Ioctl. |
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111 | */ |
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112 | |||
113 | struct drm_vmw_getparam_arg { |
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114 | uint64_t value; |
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115 | uint32_t param; |
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116 | uint32_t pad64; |
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117 | }; |
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118 | |||
119 | /*************************************************************************/ |
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120 | /** |
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121 | * DRM_VMW_CREATE_CONTEXT - Create a host context. |
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122 | * |
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123 | * Allocates a device unique context id, and queues a create context command |
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124 | * for the host. Does not wait for host completion. |
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125 | */ |
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126 | |||
127 | /** |
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128 | * struct drm_vmw_context_arg |
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129 | * |
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130 | * @cid: Device unique context ID. |
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131 | * |
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132 | * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. |
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133 | * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. |
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134 | */ |
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135 | |||
136 | struct drm_vmw_context_arg { |
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137 | int32_t cid; |
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138 | uint32_t pad64; |
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139 | }; |
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140 | |||
141 | /*************************************************************************/ |
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142 | /** |
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143 | * DRM_VMW_UNREF_CONTEXT - Create a host context. |
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144 | * |
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145 | * Frees a global context id, and queues a destroy host command for the host. |
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146 | * Does not wait for host completion. The context ID can be used directly |
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147 | * in the command stream and shows up as the same context ID on the host. |
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148 | */ |
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149 | |||
150 | /*************************************************************************/ |
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151 | /** |
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152 | * DRM_VMW_CREATE_SURFACE - Create a host suface. |
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153 | * |
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154 | * Allocates a device unique surface id, and queues a create surface command |
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155 | * for the host. Does not wait for host completion. The surface ID can be |
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156 | * used directly in the command stream and shows up as the same surface |
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157 | * ID on the host. |
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158 | */ |
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159 | |||
160 | /** |
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161 | * struct drm_wmv_surface_create_req |
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162 | * |
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163 | * @flags: Surface flags as understood by the host. |
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164 | * @format: Surface format as understood by the host. |
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165 | * @mip_levels: Number of mip levels for each face. |
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166 | * An unused face should have 0 encoded. |
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167 | * @size_addr: Address of a user-space array of sruct drm_vmw_size |
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168 | * cast to an uint64_t for 32-64 bit compatibility. |
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169 | * The size of the array should equal the total number of mipmap levels. |
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170 | * @shareable: Boolean whether other clients (as identified by file descriptors) |
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171 | * may reference this surface. |
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172 | * @scanout: Boolean whether the surface is intended to be used as a |
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173 | * scanout. |
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174 | * |
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175 | * Input data to the DRM_VMW_CREATE_SURFACE Ioctl. |
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176 | * Output data from the DRM_VMW_REF_SURFACE Ioctl. |
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177 | */ |
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178 | |||
179 | struct drm_vmw_surface_create_req { |
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180 | uint32_t flags; |
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181 | uint32_t format; |
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182 | uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES]; |
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183 | uint64_t size_addr; |
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184 | int32_t shareable; |
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185 | int32_t scanout; |
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186 | }; |
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187 | |||
188 | /** |
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189 | * struct drm_wmv_surface_arg |
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190 | * |
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191 | * @sid: Surface id of created surface or surface to destroy or reference. |
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192 | * @handle_type: Handle type for DRM_VMW_REF_SURFACE Ioctl. |
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193 | * |
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194 | * Output data from the DRM_VMW_CREATE_SURFACE Ioctl. |
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195 | * Input argument to the DRM_VMW_UNREF_SURFACE Ioctl. |
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196 | * Input argument to the DRM_VMW_REF_SURFACE Ioctl. |
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197 | */ |
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198 | |||
199 | struct drm_vmw_surface_arg { |
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200 | int32_t sid; |
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201 | enum drm_vmw_handle_type handle_type; |
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202 | }; |
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203 | |||
204 | /** |
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205 | * struct drm_vmw_size ioctl. |
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206 | * |
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207 | * @width - mip level width |
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208 | * @height - mip level height |
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209 | * @depth - mip level depth |
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210 | * |
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211 | * Description of a mip level. |
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212 | * Input data to the DRM_WMW_CREATE_SURFACE Ioctl. |
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213 | */ |
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214 | |||
215 | struct drm_vmw_size { |
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216 | uint32_t width; |
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217 | uint32_t height; |
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218 | uint32_t depth; |
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219 | uint32_t pad64; |
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220 | }; |
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221 | |||
222 | /** |
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223 | * union drm_vmw_surface_create_arg |
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224 | * |
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225 | * @rep: Output data as described above. |
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226 | * @req: Input data as described above. |
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227 | * |
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228 | * Argument to the DRM_VMW_CREATE_SURFACE Ioctl. |
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229 | */ |
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230 | |||
231 | union drm_vmw_surface_create_arg { |
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232 | struct drm_vmw_surface_arg rep; |
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233 | struct drm_vmw_surface_create_req req; |
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234 | }; |
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235 | |||
236 | /*************************************************************************/ |
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237 | /** |
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238 | * DRM_VMW_REF_SURFACE - Reference a host surface. |
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239 | * |
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240 | * Puts a reference on a host surface with a give sid, as previously |
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241 | * returned by the DRM_VMW_CREATE_SURFACE ioctl. |
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242 | * A reference will make sure the surface isn't destroyed while we hold |
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243 | * it and will allow the calling client to use the surface ID in the command |
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244 | * stream. |
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245 | * |
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246 | * On successful return, the Ioctl returns the surface information given |
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247 | * in the DRM_VMW_CREATE_SURFACE ioctl. |
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248 | */ |
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249 | |||
250 | /** |
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251 | * union drm_vmw_surface_reference_arg |
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252 | * |
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253 | * @rep: Output data as described above. |
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254 | * @req: Input data as described above. |
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255 | * |
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256 | * Argument to the DRM_VMW_REF_SURFACE Ioctl. |
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257 | */ |
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258 | |||
259 | union drm_vmw_surface_reference_arg { |
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260 | struct drm_vmw_surface_create_req rep; |
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261 | struct drm_vmw_surface_arg req; |
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262 | }; |
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263 | |||
264 | /*************************************************************************/ |
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265 | /** |
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266 | * DRM_VMW_UNREF_SURFACE - Unreference a host surface. |
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267 | * |
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268 | * Clear a reference previously put on a host surface. |
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269 | * When all references are gone, including the one implicitly placed |
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270 | * on creation, |
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271 | * a destroy surface command will be queued for the host. |
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272 | * Does not wait for completion. |
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273 | */ |
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274 | |||
275 | /*************************************************************************/ |
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276 | /** |
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277 | * DRM_VMW_EXECBUF |
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278 | * |
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279 | * Submit a command buffer for execution on the host, and return a |
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280 | * fence seqno that when signaled, indicates that the command buffer has |
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281 | * executed. |
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282 | */ |
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283 | |||
284 | /** |
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285 | * struct drm_vmw_execbuf_arg |
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286 | * |
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287 | * @commands: User-space address of a command buffer cast to an uint64_t. |
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288 | * @command-size: Size in bytes of the command buffer. |
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289 | * @throttle-us: Sleep until software is less than @throttle_us |
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290 | * microseconds ahead of hardware. The driver may round this value |
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291 | * to the nearest kernel tick. |
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292 | * @fence_rep: User-space address of a struct drm_vmw_fence_rep cast to an |
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293 | * uint64_t. |
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294 | * @version: Allows expanding the execbuf ioctl parameters without breaking |
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295 | * backwards compatibility, since user-space will always tell the kernel |
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296 | * which version it uses. |
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297 | * @flags: Execbuf flags. None currently. |
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298 | * |
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299 | * Argument to the DRM_VMW_EXECBUF Ioctl. |
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300 | */ |
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301 | |||
6082 | serge | 302 | #define DRM_VMW_EXECBUF_VERSION 2 |
5270 | serge | 303 | |
304 | struct drm_vmw_execbuf_arg { |
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305 | uint64_t commands; |
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306 | uint32_t command_size; |
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307 | uint32_t throttle_us; |
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308 | uint64_t fence_rep; |
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309 | uint32_t version; |
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310 | uint32_t flags; |
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6082 | serge | 311 | uint32_t context_handle; |
312 | uint32_t pad64; |
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5270 | serge | 313 | }; |
314 | |||
315 | /** |
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316 | * struct drm_vmw_fence_rep |
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317 | * |
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318 | * @handle: Fence object handle for fence associated with a command submission. |
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319 | * @mask: Fence flags relevant for this fence object. |
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320 | * @seqno: Fence sequence number in fifo. A fence object with a lower |
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321 | * seqno will signal the EXEC flag before a fence object with a higher |
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322 | * seqno. This can be used by user-space to avoid kernel calls to determine |
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323 | * whether a fence has signaled the EXEC flag. Note that @seqno will |
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324 | * wrap at 32-bit. |
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325 | * @passed_seqno: The highest seqno number processed by the hardware |
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326 | * so far. This can be used to mark user-space fence objects as signaled, and |
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327 | * to determine whether a fence seqno might be stale. |
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328 | * @error: This member should've been set to -EFAULT on submission. |
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329 | * The following actions should be take on completion: |
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330 | * error == -EFAULT: Fence communication failed. The host is synchronized. |
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331 | * Use the last fence id read from the FIFO fence register. |
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332 | * error != 0 && error != -EFAULT: |
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333 | * Fence submission failed. The host is synchronized. Use the fence_seq member. |
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334 | * error == 0: All is OK, The host may not be synchronized. |
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335 | * Use the fence_seq member. |
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336 | * |
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337 | * Input / Output data to the DRM_VMW_EXECBUF Ioctl. |
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338 | */ |
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339 | |||
340 | struct drm_vmw_fence_rep { |
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341 | uint32_t handle; |
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342 | uint32_t mask; |
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343 | uint32_t seqno; |
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344 | uint32_t passed_seqno; |
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345 | uint32_t pad64; |
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346 | int32_t error; |
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347 | }; |
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348 | |||
349 | /*************************************************************************/ |
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350 | /** |
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351 | * DRM_VMW_ALLOC_DMABUF |
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352 | * |
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353 | * Allocate a DMA buffer that is visible also to the host. |
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354 | * NOTE: The buffer is |
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355 | * identified by a handle and an offset, which are private to the guest, but |
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356 | * useable in the command stream. The guest kernel may translate these |
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357 | * and patch up the command stream accordingly. In the future, the offset may |
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358 | * be zero at all times, or it may disappear from the interface before it is |
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359 | * fixed. |
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360 | * |
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361 | * The DMA buffer may stay user-space mapped in the guest at all times, |
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362 | * and is thus suitable for sub-allocation. |
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363 | * |
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364 | * DMA buffers are mapped using the mmap() syscall on the drm device. |
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365 | */ |
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366 | |||
367 | /** |
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368 | * struct drm_vmw_alloc_dmabuf_req |
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369 | * |
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370 | * @size: Required minimum size of the buffer. |
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371 | * |
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372 | * Input data to the DRM_VMW_ALLOC_DMABUF Ioctl. |
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373 | */ |
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374 | |||
375 | struct drm_vmw_alloc_dmabuf_req { |
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376 | uint32_t size; |
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377 | uint32_t pad64; |
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378 | }; |
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379 | |||
380 | /** |
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381 | * struct drm_vmw_dmabuf_rep |
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382 | * |
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383 | * @map_handle: Offset to use in the mmap() call used to map the buffer. |
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384 | * @handle: Handle unique to this buffer. Used for unreferencing. |
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385 | * @cur_gmr_id: GMR id to use in the command stream when this buffer is |
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386 | * referenced. See not above. |
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387 | * @cur_gmr_offset: Offset to use in the command stream when this buffer is |
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388 | * referenced. See note above. |
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389 | * |
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390 | * Output data from the DRM_VMW_ALLOC_DMABUF Ioctl. |
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391 | */ |
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392 | |||
393 | struct drm_vmw_dmabuf_rep { |
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394 | uint64_t map_handle; |
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395 | uint32_t handle; |
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396 | uint32_t cur_gmr_id; |
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397 | uint32_t cur_gmr_offset; |
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398 | uint32_t pad64; |
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399 | }; |
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400 | |||
401 | /** |
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402 | * union drm_vmw_dmabuf_arg |
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403 | * |
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404 | * @req: Input data as described above. |
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405 | * @rep: Output data as described above. |
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406 | * |
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407 | * Argument to the DRM_VMW_ALLOC_DMABUF Ioctl. |
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408 | */ |
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409 | |||
410 | union drm_vmw_alloc_dmabuf_arg { |
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411 | struct drm_vmw_alloc_dmabuf_req req; |
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412 | struct drm_vmw_dmabuf_rep rep; |
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413 | }; |
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414 | |||
415 | /*************************************************************************/ |
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416 | /** |
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417 | * DRM_VMW_UNREF_DMABUF - Free a DMA buffer. |
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418 | * |
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419 | */ |
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420 | |||
421 | /** |
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422 | * struct drm_vmw_unref_dmabuf_arg |
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423 | * |
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424 | * @handle: Handle indicating what buffer to free. Obtained from the |
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425 | * DRM_VMW_ALLOC_DMABUF Ioctl. |
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426 | * |
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427 | * Argument to the DRM_VMW_UNREF_DMABUF Ioctl. |
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428 | */ |
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429 | |||
430 | struct drm_vmw_unref_dmabuf_arg { |
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431 | uint32_t handle; |
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432 | uint32_t pad64; |
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433 | }; |
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434 | |||
435 | /*************************************************************************/ |
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436 | /** |
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437 | * DRM_VMW_CONTROL_STREAM - Control overlays, aka streams. |
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438 | * |
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439 | * This IOCTL controls the overlay units of the svga device. |
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440 | * The SVGA overlay units does not work like regular hardware units in |
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441 | * that they do not automaticaly read back the contents of the given dma |
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442 | * buffer. But instead only read back for each call to this ioctl, and |
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443 | * at any point between this call being made and a following call that |
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444 | * either changes the buffer or disables the stream. |
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445 | */ |
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446 | |||
447 | /** |
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448 | * struct drm_vmw_rect |
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449 | * |
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450 | * Defines a rectangle. Used in the overlay ioctl to define |
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451 | * source and destination rectangle. |
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452 | */ |
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453 | |||
454 | struct drm_vmw_rect { |
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455 | int32_t x; |
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456 | int32_t y; |
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457 | uint32_t w; |
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458 | uint32_t h; |
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459 | }; |
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460 | |||
461 | /** |
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462 | * struct drm_vmw_control_stream_arg |
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463 | * |
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464 | * @stream_id: Stearm to control |
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465 | * @enabled: If false all following arguments are ignored. |
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466 | * @handle: Handle to buffer for getting data from. |
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467 | * @format: Format of the overlay as understood by the host. |
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468 | * @width: Width of the overlay. |
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469 | * @height: Height of the overlay. |
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470 | * @size: Size of the overlay in bytes. |
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471 | * @pitch: Array of pitches, the two last are only used for YUV12 formats. |
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472 | * @offset: Offset from start of dma buffer to overlay. |
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473 | * @src: Source rect, must be within the defined area above. |
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474 | * @dst: Destination rect, x and y may be negative. |
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475 | * |
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476 | * Argument to the DRM_VMW_CONTROL_STREAM Ioctl. |
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477 | */ |
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478 | |||
479 | struct drm_vmw_control_stream_arg { |
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480 | uint32_t stream_id; |
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481 | uint32_t enabled; |
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482 | |||
483 | uint32_t flags; |
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484 | uint32_t color_key; |
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485 | |||
486 | uint32_t handle; |
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487 | uint32_t offset; |
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488 | int32_t format; |
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489 | uint32_t size; |
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490 | uint32_t width; |
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491 | uint32_t height; |
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492 | uint32_t pitch[3]; |
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493 | |||
494 | uint32_t pad64; |
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495 | struct drm_vmw_rect src; |
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496 | struct drm_vmw_rect dst; |
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497 | }; |
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498 | |||
499 | /*************************************************************************/ |
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500 | /** |
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501 | * DRM_VMW_CURSOR_BYPASS - Give extra information about cursor bypass. |
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502 | * |
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503 | */ |
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504 | |||
505 | #define DRM_VMW_CURSOR_BYPASS_ALL (1 << 0) |
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506 | #define DRM_VMW_CURSOR_BYPASS_FLAGS (1) |
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507 | |||
508 | /** |
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509 | * struct drm_vmw_cursor_bypass_arg |
||
510 | * |
||
511 | * @flags: Flags. |
||
512 | * @crtc_id: Crtc id, only used if DMR_CURSOR_BYPASS_ALL isn't passed. |
||
513 | * @xpos: X position of cursor. |
||
514 | * @ypos: Y position of cursor. |
||
515 | * @xhot: X hotspot. |
||
516 | * @yhot: Y hotspot. |
||
517 | * |
||
518 | * Argument to the DRM_VMW_CURSOR_BYPASS Ioctl. |
||
519 | */ |
||
520 | |||
521 | struct drm_vmw_cursor_bypass_arg { |
||
522 | uint32_t flags; |
||
523 | uint32_t crtc_id; |
||
524 | int32_t xpos; |
||
525 | int32_t ypos; |
||
526 | int32_t xhot; |
||
527 | int32_t yhot; |
||
528 | }; |
||
529 | |||
530 | /*************************************************************************/ |
||
531 | /** |
||
532 | * DRM_VMW_CLAIM_STREAM - Claim a single stream. |
||
533 | */ |
||
534 | |||
535 | /** |
||
536 | * struct drm_vmw_context_arg |
||
537 | * |
||
538 | * @stream_id: Device unique context ID. |
||
539 | * |
||
540 | * Output argument to the DRM_VMW_CREATE_CONTEXT Ioctl. |
||
541 | * Input argument to the DRM_VMW_UNREF_CONTEXT Ioctl. |
||
542 | */ |
||
543 | |||
544 | struct drm_vmw_stream_arg { |
||
545 | uint32_t stream_id; |
||
546 | uint32_t pad64; |
||
547 | }; |
||
548 | |||
549 | /*************************************************************************/ |
||
550 | /** |
||
551 | * DRM_VMW_UNREF_STREAM - Unclaim a stream. |
||
552 | * |
||
553 | * Return a single stream that was claimed by this process. Also makes |
||
554 | * sure that the stream has been stopped. |
||
555 | */ |
||
556 | |||
557 | /*************************************************************************/ |
||
558 | /** |
||
559 | * DRM_VMW_GET_3D_CAP |
||
560 | * |
||
561 | * Read 3D capabilities from the FIFO |
||
562 | * |
||
563 | */ |
||
564 | |||
565 | /** |
||
566 | * struct drm_vmw_get_3d_cap_arg |
||
567 | * |
||
568 | * @buffer: Pointer to a buffer for capability data, cast to an uint64_t |
||
569 | * @size: Max size to copy |
||
570 | * |
||
571 | * Input argument to the DRM_VMW_GET_3D_CAP_IOCTL |
||
572 | * ioctls. |
||
573 | */ |
||
574 | |||
575 | struct drm_vmw_get_3d_cap_arg { |
||
576 | uint64_t buffer; |
||
577 | uint32_t max_size; |
||
578 | uint32_t pad64; |
||
579 | }; |
||
580 | |||
581 | /*************************************************************************/ |
||
582 | /** |
||
583 | * DRM_VMW_FENCE_WAIT |
||
584 | * |
||
585 | * Waits for a fence object to signal. The wait is interruptible, so that |
||
586 | * signals may be delivered during the interrupt. The wait may timeout, |
||
587 | * in which case the calls returns -EBUSY. If the wait is restarted, |
||
588 | * that is restarting without resetting @cookie_valid to zero, |
||
589 | * the timeout is computed from the first call. |
||
590 | * |
||
591 | * The flags argument to the DRM_VMW_FENCE_WAIT ioctl indicates what to wait |
||
592 | * on: |
||
593 | * DRM_VMW_FENCE_FLAG_EXEC: All commands ahead of the fence in the command |
||
594 | * stream |
||
595 | * have executed. |
||
596 | * DRM_VMW_FENCE_FLAG_QUERY: All query results resulting from query finish |
||
597 | * commands |
||
598 | * in the buffer given to the EXECBUF ioctl returning the fence object handle |
||
599 | * are available to user-space. |
||
600 | * |
||
601 | * DRM_VMW_WAIT_OPTION_UNREF: If this wait option is given, and the |
||
602 | * fenc wait ioctl returns 0, the fence object has been unreferenced after |
||
603 | * the wait. |
||
604 | */ |
||
605 | |||
606 | #define DRM_VMW_FENCE_FLAG_EXEC (1 << 0) |
||
607 | #define DRM_VMW_FENCE_FLAG_QUERY (1 << 1) |
||
608 | |||
609 | #define DRM_VMW_WAIT_OPTION_UNREF (1 << 0) |
||
610 | |||
611 | /** |
||
612 | * struct drm_vmw_fence_wait_arg |
||
613 | * |
||
614 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
||
615 | * @cookie_valid: Must be reset to 0 on first call. Left alone on restart. |
||
616 | * @kernel_cookie: Set to 0 on first call. Left alone on restart. |
||
617 | * @timeout_us: Wait timeout in microseconds. 0 for indefinite timeout. |
||
618 | * @lazy: Set to 1 if timing is not critical. Allow more than a kernel tick |
||
619 | * before returning. |
||
620 | * @flags: Fence flags to wait on. |
||
621 | * @wait_options: Options that control the behaviour of the wait ioctl. |
||
622 | * |
||
623 | * Input argument to the DRM_VMW_FENCE_WAIT ioctl. |
||
624 | */ |
||
625 | |||
626 | struct drm_vmw_fence_wait_arg { |
||
627 | uint32_t handle; |
||
628 | int32_t cookie_valid; |
||
629 | uint64_t kernel_cookie; |
||
630 | uint64_t timeout_us; |
||
631 | int32_t lazy; |
||
632 | int32_t flags; |
||
633 | int32_t wait_options; |
||
634 | int32_t pad64; |
||
635 | }; |
||
636 | |||
637 | /*************************************************************************/ |
||
638 | /** |
||
639 | * DRM_VMW_FENCE_SIGNALED |
||
640 | * |
||
641 | * Checks if a fence object is signaled.. |
||
642 | */ |
||
643 | |||
644 | /** |
||
645 | * struct drm_vmw_fence_signaled_arg |
||
646 | * |
||
647 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
||
648 | * @flags: Fence object flags input to DRM_VMW_FENCE_SIGNALED ioctl |
||
649 | * @signaled: Out: Flags signaled. |
||
650 | * @sequence: Out: Highest sequence passed so far. Can be used to signal the |
||
651 | * EXEC flag of user-space fence objects. |
||
652 | * |
||
653 | * Input/Output argument to the DRM_VMW_FENCE_SIGNALED and DRM_VMW_FENCE_UNREF |
||
654 | * ioctls. |
||
655 | */ |
||
656 | |||
657 | struct drm_vmw_fence_signaled_arg { |
||
658 | uint32_t handle; |
||
659 | uint32_t flags; |
||
660 | int32_t signaled; |
||
661 | uint32_t passed_seqno; |
||
662 | uint32_t signaled_flags; |
||
663 | uint32_t pad64; |
||
664 | }; |
||
665 | |||
666 | /*************************************************************************/ |
||
667 | /** |
||
668 | * DRM_VMW_FENCE_UNREF |
||
669 | * |
||
670 | * Unreferences a fence object, and causes it to be destroyed if there are no |
||
671 | * other references to it. |
||
672 | * |
||
673 | */ |
||
674 | |||
675 | /** |
||
676 | * struct drm_vmw_fence_arg |
||
677 | * |
||
678 | * @handle: Fence object handle as returned by the DRM_VMW_EXECBUF ioctl. |
||
679 | * |
||
680 | * Input/Output argument to the DRM_VMW_FENCE_UNREF ioctl.. |
||
681 | */ |
||
682 | |||
683 | struct drm_vmw_fence_arg { |
||
684 | uint32_t handle; |
||
685 | uint32_t pad64; |
||
686 | }; |
||
687 | |||
688 | |||
689 | /*************************************************************************/ |
||
690 | /** |
||
691 | * DRM_VMW_FENCE_EVENT |
||
692 | * |
||
693 | * Queues an event on a fence to be delivered on the drm character device |
||
694 | * when the fence has signaled the DRM_VMW_FENCE_FLAG_EXEC flag. |
||
695 | * Optionally the approximate time when the fence signaled is |
||
696 | * given by the event. |
||
697 | */ |
||
698 | |||
699 | /* |
||
700 | * The event type |
||
701 | */ |
||
702 | #define DRM_VMW_EVENT_FENCE_SIGNALED 0x80000000 |
||
703 | |||
704 | struct drm_vmw_event_fence { |
||
705 | struct drm_event base; |
||
706 | uint64_t user_data; |
||
707 | uint32_t tv_sec; |
||
708 | uint32_t tv_usec; |
||
709 | }; |
||
710 | |||
711 | /* |
||
712 | * Flags that may be given to the command. |
||
713 | */ |
||
714 | /* Request fence signaled time on the event. */ |
||
715 | #define DRM_VMW_FE_FLAG_REQ_TIME (1 << 0) |
||
716 | |||
717 | /** |
||
718 | * struct drm_vmw_fence_event_arg |
||
719 | * |
||
720 | * @fence_rep: Pointer to fence_rep structure cast to uint64_t or 0 if |
||
721 | * the fence is not supposed to be referenced by user-space. |
||
722 | * @user_info: Info to be delivered with the event. |
||
723 | * @handle: Attach the event to this fence only. |
||
724 | * @flags: A set of flags as defined above. |
||
725 | */ |
||
726 | struct drm_vmw_fence_event_arg { |
||
727 | uint64_t fence_rep; |
||
728 | uint64_t user_data; |
||
729 | uint32_t handle; |
||
730 | uint32_t flags; |
||
731 | }; |
||
732 | |||
733 | |||
734 | /*************************************************************************/ |
||
735 | /** |
||
736 | * DRM_VMW_PRESENT |
||
737 | * |
||
738 | * Executes an SVGA present on a given fb for a given surface. The surface |
||
739 | * is placed on the framebuffer. Cliprects are given relative to the given |
||
740 | * point (the point disignated by dest_{x|y}). |
||
741 | * |
||
742 | */ |
||
743 | |||
744 | /** |
||
745 | * struct drm_vmw_present_arg |
||
746 | * @fb_id: framebuffer id to present / read back from. |
||
747 | * @sid: Surface id to present from. |
||
748 | * @dest_x: X placement coordinate for surface. |
||
749 | * @dest_y: Y placement coordinate for surface. |
||
750 | * @clips_ptr: Pointer to an array of clip rects cast to an uint64_t. |
||
751 | * @num_clips: Number of cliprects given relative to the framebuffer origin, |
||
752 | * in the same coordinate space as the frame buffer. |
||
753 | * @pad64: Unused 64-bit padding. |
||
754 | * |
||
755 | * Input argument to the DRM_VMW_PRESENT ioctl. |
||
756 | */ |
||
757 | |||
758 | struct drm_vmw_present_arg { |
||
759 | uint32_t fb_id; |
||
760 | uint32_t sid; |
||
761 | int32_t dest_x; |
||
762 | int32_t dest_y; |
||
763 | uint64_t clips_ptr; |
||
764 | uint32_t num_clips; |
||
765 | uint32_t pad64; |
||
766 | }; |
||
767 | |||
768 | |||
769 | /*************************************************************************/ |
||
770 | /** |
||
771 | * DRM_VMW_PRESENT_READBACK |
||
772 | * |
||
773 | * Executes an SVGA present readback from a given fb to the dma buffer |
||
774 | * currently bound as the fb. If there is no dma buffer bound to the fb, |
||
775 | * an error will be returned. |
||
776 | * |
||
777 | */ |
||
778 | |||
779 | /** |
||
780 | * struct drm_vmw_present_arg |
||
781 | * @fb_id: fb_id to present / read back from. |
||
782 | * @num_clips: Number of cliprects. |
||
783 | * @clips_ptr: Pointer to an array of clip rects cast to an uint64_t. |
||
784 | * @fence_rep: Pointer to a struct drm_vmw_fence_rep, cast to an uint64_t. |
||
785 | * If this member is NULL, then the ioctl should not return a fence. |
||
786 | */ |
||
787 | |||
788 | struct drm_vmw_present_readback_arg { |
||
789 | uint32_t fb_id; |
||
790 | uint32_t num_clips; |
||
791 | uint64_t clips_ptr; |
||
792 | uint64_t fence_rep; |
||
793 | }; |
||
794 | |||
795 | /*************************************************************************/ |
||
796 | /** |
||
797 | * DRM_VMW_UPDATE_LAYOUT - Update layout |
||
798 | * |
||
799 | * Updates the preferred modes and connection status for connectors. The |
||
800 | * command consists of one drm_vmw_update_layout_arg pointing to an array |
||
801 | * of num_outputs drm_vmw_rect's. |
||
802 | */ |
||
803 | |||
804 | /** |
||
805 | * struct drm_vmw_update_layout_arg |
||
806 | * |
||
807 | * @num_outputs: number of active connectors |
||
808 | * @rects: pointer to array of drm_vmw_rect cast to an uint64_t |
||
809 | * |
||
810 | * Input argument to the DRM_VMW_UPDATE_LAYOUT Ioctl. |
||
811 | */ |
||
812 | struct drm_vmw_update_layout_arg { |
||
813 | uint32_t num_outputs; |
||
814 | uint32_t pad64; |
||
815 | uint64_t rects; |
||
816 | }; |
||
817 | |||
818 | |||
819 | /*************************************************************************/ |
||
820 | /** |
||
821 | * DRM_VMW_CREATE_SHADER - Create shader |
||
822 | * |
||
823 | * Creates a shader and optionally binds it to a dma buffer containing |
||
824 | * the shader byte-code. |
||
825 | */ |
||
826 | |||
827 | /** |
||
828 | * enum drm_vmw_shader_type - Shader types |
||
829 | */ |
||
830 | enum drm_vmw_shader_type { |
||
831 | drm_vmw_shader_type_vs = 0, |
||
832 | drm_vmw_shader_type_ps, |
||
833 | }; |
||
834 | |||
835 | |||
836 | /** |
||
837 | * struct drm_vmw_shader_create_arg |
||
838 | * |
||
839 | * @shader_type: Shader type of the shader to create. |
||
840 | * @size: Size of the byte-code in bytes. |
||
841 | * where the shader byte-code starts |
||
842 | * @buffer_handle: Buffer handle identifying the buffer containing the |
||
843 | * shader byte-code |
||
844 | * @shader_handle: On successful completion contains a handle that |
||
845 | * can be used to subsequently identify the shader. |
||
846 | * @offset: Offset in bytes into the buffer given by @buffer_handle, |
||
847 | * |
||
848 | * Input / Output argument to the DRM_VMW_CREATE_SHADER Ioctl. |
||
849 | */ |
||
850 | struct drm_vmw_shader_create_arg { |
||
851 | enum drm_vmw_shader_type shader_type; |
||
852 | uint32_t size; |
||
853 | uint32_t buffer_handle; |
||
854 | uint32_t shader_handle; |
||
855 | uint64_t offset; |
||
856 | }; |
||
857 | |||
858 | /*************************************************************************/ |
||
859 | /** |
||
860 | * DRM_VMW_UNREF_SHADER - Unreferences a shader |
||
861 | * |
||
862 | * Destroys a user-space reference to a shader, optionally destroying |
||
863 | * it. |
||
864 | */ |
||
865 | |||
866 | /** |
||
867 | * struct drm_vmw_shader_arg |
||
868 | * |
||
869 | * @handle: Handle identifying the shader to destroy. |
||
870 | * |
||
871 | * Input argument to the DRM_VMW_UNREF_SHADER ioctl. |
||
872 | */ |
||
873 | struct drm_vmw_shader_arg { |
||
874 | uint32_t handle; |
||
875 | uint32_t pad64; |
||
876 | }; |
||
877 | |||
878 | /*************************************************************************/ |
||
879 | /** |
||
880 | * DRM_VMW_GB_SURFACE_CREATE - Create a host guest-backed surface. |
||
881 | * |
||
882 | * Allocates a surface handle and queues a create surface command |
||
883 | * for the host on the first use of the surface. The surface ID can |
||
884 | * be used as the surface ID in commands referencing the surface. |
||
885 | */ |
||
886 | |||
887 | /** |
||
888 | * enum drm_vmw_surface_flags |
||
889 | * |
||
890 | * @drm_vmw_surface_flag_shareable: Whether the surface is shareable |
||
891 | * @drm_vmw_surface_flag_scanout: Whether the surface is a scanout |
||
892 | * surface. |
||
893 | * @drm_vmw_surface_flag_create_buffer: Create a backup buffer if none is |
||
894 | * given. |
||
895 | */ |
||
896 | enum drm_vmw_surface_flags { |
||
897 | drm_vmw_surface_flag_shareable = (1 << 0), |
||
898 | drm_vmw_surface_flag_scanout = (1 << 1), |
||
899 | drm_vmw_surface_flag_create_buffer = (1 << 2) |
||
900 | }; |
||
901 | |||
902 | /** |
||
903 | * struct drm_vmw_gb_surface_create_req |
||
904 | * |
||
905 | * @svga3d_flags: SVGA3d surface flags for the device. |
||
906 | * @format: SVGA3d format. |
||
907 | * @mip_level: Number of mip levels for all faces. |
||
908 | * @drm_surface_flags Flags as described above. |
||
909 | * @multisample_count Future use. Set to 0. |
||
910 | * @autogen_filter Future use. Set to 0. |
||
911 | * @buffer_handle Buffer handle of backup buffer. SVGA3D_INVALID_ID |
||
912 | * if none. |
||
913 | * @base_size Size of the base mip level for all faces. |
||
6082 | serge | 914 | * @array_size Must be zero for non-DX hardware, and if non-zero |
915 | * svga3d_flags must have proper bind flags setup. |
||
5270 | serge | 916 | * |
917 | * Input argument to the DRM_VMW_GB_SURFACE_CREATE Ioctl. |
||
918 | * Part of output argument for the DRM_VMW_GB_SURFACE_REF Ioctl. |
||
919 | */ |
||
920 | struct drm_vmw_gb_surface_create_req { |
||
921 | uint32_t svga3d_flags; |
||
922 | uint32_t format; |
||
923 | uint32_t mip_levels; |
||
924 | enum drm_vmw_surface_flags drm_surface_flags; |
||
925 | uint32_t multisample_count; |
||
926 | uint32_t autogen_filter; |
||
927 | uint32_t buffer_handle; |
||
6082 | serge | 928 | uint32_t array_size; |
5270 | serge | 929 | struct drm_vmw_size base_size; |
930 | }; |
||
931 | |||
932 | /** |
||
933 | * struct drm_vmw_gb_surface_create_rep |
||
934 | * |
||
935 | * @handle: Surface handle. |
||
936 | * @backup_size: Size of backup buffers for this surface. |
||
937 | * @buffer_handle: Handle of backup buffer. SVGA3D_INVALID_ID if none. |
||
938 | * @buffer_size: Actual size of the buffer identified by |
||
939 | * @buffer_handle |
||
940 | * @buffer_map_handle: Offset into device address space for the buffer |
||
941 | * identified by @buffer_handle. |
||
942 | * |
||
943 | * Part of output argument for the DRM_VMW_GB_SURFACE_REF ioctl. |
||
944 | * Output argument for the DRM_VMW_GB_SURFACE_CREATE ioctl. |
||
945 | */ |
||
946 | struct drm_vmw_gb_surface_create_rep { |
||
947 | uint32_t handle; |
||
948 | uint32_t backup_size; |
||
949 | uint32_t buffer_handle; |
||
950 | uint32_t buffer_size; |
||
951 | uint64_t buffer_map_handle; |
||
952 | }; |
||
953 | |||
954 | /** |
||
955 | * union drm_vmw_gb_surface_create_arg |
||
956 | * |
||
957 | * @req: Input argument as described above. |
||
958 | * @rep: Output argument as described above. |
||
959 | * |
||
960 | * Argument to the DRM_VMW_GB_SURFACE_CREATE ioctl. |
||
961 | */ |
||
962 | union drm_vmw_gb_surface_create_arg { |
||
963 | struct drm_vmw_gb_surface_create_rep rep; |
||
964 | struct drm_vmw_gb_surface_create_req req; |
||
965 | }; |
||
966 | |||
967 | /*************************************************************************/ |
||
968 | /** |
||
969 | * DRM_VMW_GB_SURFACE_REF - Reference a host surface. |
||
970 | * |
||
971 | * Puts a reference on a host surface with a given handle, as previously |
||
972 | * returned by the DRM_VMW_GB_SURFACE_CREATE ioctl. |
||
973 | * A reference will make sure the surface isn't destroyed while we hold |
||
974 | * it and will allow the calling client to use the surface handle in |
||
975 | * the command stream. |
||
976 | * |
||
977 | * On successful return, the Ioctl returns the surface information given |
||
978 | * to and returned from the DRM_VMW_GB_SURFACE_CREATE ioctl. |
||
979 | */ |
||
980 | |||
981 | /** |
||
982 | * struct drm_vmw_gb_surface_reference_arg |
||
983 | * |
||
984 | * @creq: The data used as input when the surface was created, as described |
||
985 | * above at "struct drm_vmw_gb_surface_create_req" |
||
986 | * @crep: Additional data output when the surface was created, as described |
||
987 | * above at "struct drm_vmw_gb_surface_create_rep" |
||
988 | * |
||
989 | * Output Argument to the DRM_VMW_GB_SURFACE_REF ioctl. |
||
990 | */ |
||
991 | struct drm_vmw_gb_surface_ref_rep { |
||
992 | struct drm_vmw_gb_surface_create_req creq; |
||
993 | struct drm_vmw_gb_surface_create_rep crep; |
||
994 | }; |
||
995 | |||
996 | /** |
||
997 | * union drm_vmw_gb_surface_reference_arg |
||
998 | * |
||
999 | * @req: Input data as described above at "struct drm_vmw_surface_arg" |
||
1000 | * @rep: Output data as described above at "struct drm_vmw_gb_surface_ref_rep" |
||
1001 | * |
||
1002 | * Argument to the DRM_VMW_GB_SURFACE_REF Ioctl. |
||
1003 | */ |
||
1004 | union drm_vmw_gb_surface_reference_arg { |
||
1005 | struct drm_vmw_gb_surface_ref_rep rep; |
||
1006 | struct drm_vmw_surface_arg req; |
||
1007 | }; |
||
1008 | |||
1009 | |||
1010 | /*************************************************************************/ |
||
1011 | /** |
||
1012 | * DRM_VMW_SYNCCPU - Sync a DMA buffer / MOB for CPU access. |
||
1013 | * |
||
1014 | * Idles any previously submitted GPU operations on the buffer and |
||
1015 | * by default blocks command submissions that reference the buffer. |
||
1016 | * If the file descriptor used to grab a blocking CPU sync is closed, the |
||
1017 | * cpu sync is released. |
||
1018 | * The flags argument indicates how the grab / release operation should be |
||
1019 | * performed: |
||
1020 | */ |
||
1021 | |||
1022 | /** |
||
1023 | * enum drm_vmw_synccpu_flags - Synccpu flags: |
||
1024 | * |
||
1025 | * @drm_vmw_synccpu_read: Sync for read. If sync is done for read only, it's a |
||
1026 | * hint to the kernel to allow command submissions that references the buffer |
||
1027 | * for read-only. |
||
1028 | * @drm_vmw_synccpu_write: Sync for write. Block all command submissions |
||
1029 | * referencing this buffer. |
||
1030 | * @drm_vmw_synccpu_dontblock: Dont wait for GPU idle, but rather return |
||
1031 | * -EBUSY should the buffer be busy. |
||
1032 | * @drm_vmw_synccpu_allow_cs: Allow command submission that touches the buffer |
||
1033 | * while the buffer is synced for CPU. This is similar to the GEM bo idle |
||
1034 | * behavior. |
||
1035 | */ |
||
1036 | enum drm_vmw_synccpu_flags { |
||
1037 | drm_vmw_synccpu_read = (1 << 0), |
||
1038 | drm_vmw_synccpu_write = (1 << 1), |
||
1039 | drm_vmw_synccpu_dontblock = (1 << 2), |
||
1040 | drm_vmw_synccpu_allow_cs = (1 << 3) |
||
1041 | }; |
||
1042 | |||
1043 | /** |
||
1044 | * enum drm_vmw_synccpu_op - Synccpu operations: |
||
1045 | * |
||
1046 | * @drm_vmw_synccpu_grab: Grab the buffer for CPU operations |
||
1047 | * @drm_vmw_synccpu_release: Release a previous grab. |
||
1048 | */ |
||
1049 | enum drm_vmw_synccpu_op { |
||
1050 | drm_vmw_synccpu_grab, |
||
1051 | drm_vmw_synccpu_release |
||
1052 | }; |
||
1053 | |||
1054 | /** |
||
1055 | * struct drm_vmw_synccpu_arg |
||
1056 | * |
||
1057 | * @op: The synccpu operation as described above. |
||
1058 | * @handle: Handle identifying the buffer object. |
||
1059 | * @flags: Flags as described above. |
||
1060 | */ |
||
1061 | struct drm_vmw_synccpu_arg { |
||
1062 | enum drm_vmw_synccpu_op op; |
||
1063 | enum drm_vmw_synccpu_flags flags; |
||
1064 | uint32_t handle; |
||
1065 | uint32_t pad64; |
||
1066 | }; |
||
1067 | |||
6082 | serge | 1068 | /*************************************************************************/ |
1069 | /** |
||
1070 | * DRM_VMW_CREATE_EXTENDED_CONTEXT - Create a host context. |
||
1071 | * |
||
1072 | * Allocates a device unique context id, and queues a create context command |
||
1073 | * for the host. Does not wait for host completion. |
||
1074 | */ |
||
1075 | enum drm_vmw_extended_context { |
||
1076 | drm_vmw_context_legacy, |
||
1077 | drm_vmw_context_dx |
||
1078 | }; |
||
1079 | |||
1080 | /** |
||
1081 | * union drm_vmw_extended_context_arg |
||
1082 | * |
||
1083 | * @req: Context type. |
||
1084 | * @rep: Context identifier. |
||
1085 | * |
||
1086 | * Argument to the DRM_VMW_CREATE_EXTENDED_CONTEXT Ioctl. |
||
1087 | */ |
||
1088 | union drm_vmw_extended_context_arg { |
||
1089 | enum drm_vmw_extended_context req; |
||
1090 | struct drm_vmw_context_arg rep; |
||
1091 | }; |
||
5270 | serge | 1092 | #endif><>><>><>><>><>><>><>><>><>><>><>><> |