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 uint64_t 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 uint32_t size; 55 uint32_t handle; /* 0 is an invalid handle */ 56 }; 57 58 struct drm_qxl_map { 59 uint64_t offset; /* use for mmap system call */ 60 uint32_t handle; 61 uint32_t 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 uint64_t src_offset; /* offset into src_handle or src buffer */ 75 uint64_t dst_offset; /* offset in dest handle */ 76 uint32_t src_handle; /* dest handle to compute address from */ 77 uint32_t dst_handle; /* 0 if to command buffer */ 78 uint32_t reloc_type; 79 uint32_t pad; 80 }; 81 82 struct drm_qxl_command { 83 uint64_t command; /* void* */ 84 uint64_t relocs; /* struct drm_qxl_reloc* */ 85 uint32_t type; 86 uint32_t command_size; 87 uint32_t relocs_num; 88 uint32_t pad; 89 }; 90 91 struct drm_qxl_execbuffer { 92 uint32_t flags; /* for future use */ 93 uint32_t commands_num; 94 uint64_t commands; /* struct drm_qxl_command* */ 95 }; 96 97 struct drm_qxl_update_area { 98 uint32_t handle; 99 uint32_t top; 100 uint32_t left; 101 uint32_t bottom; 102 uint32_t right; 103 uint32_t 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 uint64_t param; 110 uint64_t value; 111 }; 112 113 /* these are one bit values */ 114 struct drm_qxl_clientcap { 115 uint32_t index; 116 uint32_t pad; 117 }; 118 119 struct drm_qxl_alloc_surf { 120 uint32_t format; 121 uint32_t width; 122 uint32_t height; 123 int32_t stride; 124 uint32_t handle; 125 uint32_t 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