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 struct drm_qxl_execbuffer { 88 __u32 flags; /* for future use */ 89 __u32 commands_num; 90 __u64 __user commands; /* struct drm_qxl_command* */ 91 }; 92 93 struct drm_qxl_update_area { 94 __u32 handle; 95 __u32 top; 96 __u32 left; 97 __u32 bottom; 98 __u32 right; 99 __u32 pad; 100 }; 101 102 #define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */ 103 #define QXL_PARAM_MAX_RELOCS 2 104 struct drm_qxl_getparam { 105 __u64 param; 106 __u64 value; 107 }; 108 109 /* these are one bit values */ 110 struct drm_qxl_clientcap { 111 __u32 index; 112 __u32 pad; 113 }; 114 115 struct drm_qxl_alloc_surf { 116 __u32 format; 117 __u32 width; 118 __u32 height; 119 __s32 stride; 120 __u32 handle; 121 __u32 pad; 122 }; 123 124 #define DRM_IOCTL_QXL_ALLOC \ 125 DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC, struct drm_qxl_alloc) 126 127 #define DRM_IOCTL_QXL_MAP \ 128 DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_MAP, struct drm_qxl_map) 129 130 #define DRM_IOCTL_QXL_EXECBUFFER \ 131 DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_EXECBUFFER,\ 132 struct drm_qxl_execbuffer) 133 134 #define DRM_IOCTL_QXL_UPDATE_AREA \ 135 DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_UPDATE_AREA,\ 136 struct drm_qxl_update_area) 137 138 #define DRM_IOCTL_QXL_GETPARAM \ 139 DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_GETPARAM,\ 140 struct drm_qxl_getparam) 141 142 #define DRM_IOCTL_QXL_CLIENTCAP \ 143 DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_CLIENTCAP,\ 144 struct drm_qxl_clientcap) 145 146 #define DRM_IOCTL_QXL_ALLOC_SURF \ 147 DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC_SURF,\ 148 struct drm_qxl_alloc_surf) 149 150 #endif 151