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1126 | serge | 1 | /* |
2 | * Copyright 2008 Advanced Micro Devices, Inc. |
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3 | * Copyright 2008 Red Hat Inc. |
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4 | * Copyright 2009 Jerome Glisse. |
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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 "Software"), |
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8 | * to deal in the Software without restriction, including without limitation |
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9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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10 | * and/or sell copies of the Software, and to permit persons to whom the |
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11 | * Software is furnished to do so, subject to the following conditions: |
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12 | * |
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13 | * The above copyright notice and this permission notice shall be included in |
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14 | * all copies or substantial portions of the Software. |
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15 | * |
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16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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22 | * OTHER DEALINGS IN THE SOFTWARE. |
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23 | * |
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24 | * Authors: Dave Airlie |
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25 | * Alex Deucher |
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26 | * Jerome Glisse |
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27 | */ |
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28 | #ifndef __RADEON_OBJECT_H__ |
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29 | #define __RADEON_OBJECT_H__ |
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30 | |||
1321 | serge | 31 | #include |
32 | #include "radeon.h" |
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1126 | serge | 33 | |
2997 | Serge | 34 | struct sg_table; |
35 | |||
1321 | serge | 36 | /** |
37 | * radeon_mem_type_to_domain - return domain corresponding to mem_type |
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38 | * @mem_type: ttm memory type |
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39 | * |
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40 | * Returns corresponding domain of the ttm mem_type |
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1126 | serge | 41 | */ |
1321 | serge | 42 | static inline unsigned radeon_mem_type_to_domain(u32 mem_type) |
43 | { |
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44 | switch (mem_type) { |
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45 | case TTM_PL_VRAM: |
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46 | return RADEON_GEM_DOMAIN_VRAM; |
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47 | case TTM_PL_TT: |
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48 | return RADEON_GEM_DOMAIN_GTT; |
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49 | case TTM_PL_SYSTEM: |
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50 | return RADEON_GEM_DOMAIN_CPU; |
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51 | default: |
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52 | break; |
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53 | } |
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54 | return 0; |
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55 | } |
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1126 | serge | 56 | |
2997 | Serge | 57 | int radeon_bo_reserve(struct radeon_bo *bo, bool no_intr); |
1126 | serge | 58 | |
1321 | serge | 59 | static inline void radeon_bo_unreserve(struct radeon_bo *bo) |
60 | { |
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61 | ttm_bo_unreserve(&bo->tbo); |
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62 | } |
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1126 | serge | 63 | |
1321 | serge | 64 | /** |
65 | * radeon_bo_gpu_offset - return GPU offset of bo |
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66 | * @bo: radeon object for which we query the offset |
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1404 | serge | 67 | * |
1321 | serge | 68 | * Returns current GPU offset of the object. |
1404 | serge | 69 | * |
1321 | serge | 70 | * Note: object should either be pinned or reserved when calling this |
1963 | serge | 71 | * function, it might be useful to add check for this for debugging. |
1404 | serge | 72 | */ |
1321 | serge | 73 | static inline u64 radeon_bo_gpu_offset(struct radeon_bo *bo) |
74 | { |
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75 | return bo->tbo.offset; |
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76 | } |
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1126 | serge | 77 | |
1321 | serge | 78 | static inline unsigned long radeon_bo_size(struct radeon_bo *bo) |
79 | { |
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80 | return bo->tbo.num_pages << PAGE_SHIFT; |
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81 | } |
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1126 | serge | 82 | |
1321 | serge | 83 | static inline bool radeon_bo_is_reserved(struct radeon_bo *bo) |
84 | { |
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85 | return !!atomic_read(&bo->tbo.reserved); |
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86 | } |
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1126 | serge | 87 | |
2997 | Serge | 88 | static inline unsigned radeon_bo_ngpu_pages(struct radeon_bo *bo) |
89 | { |
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90 | return (bo->tbo.num_pages << PAGE_SHIFT) / RADEON_GPU_PAGE_SIZE; |
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91 | } |
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92 | |||
93 | static inline unsigned radeon_bo_gpu_page_alignment(struct radeon_bo *bo) |
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94 | { |
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95 | return (bo->tbo.mem.page_alignment << PAGE_SHIFT) / RADEON_GPU_PAGE_SIZE; |
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96 | } |
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97 | |||
1321 | serge | 98 | /** |
99 | * radeon_bo_mmap_offset - return mmap offset of bo |
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100 | * @bo: radeon object for which we query the offset |
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1404 | serge | 101 | * |
1321 | serge | 102 | * Returns mmap offset of the object. |
1404 | serge | 103 | * |
1321 | serge | 104 | * Note: addr_space_offset is constant after ttm bo init thus isn't protected |
105 | * by any lock. |
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1404 | serge | 106 | */ |
1321 | serge | 107 | static inline u64 radeon_bo_mmap_offset(struct radeon_bo *bo) |
108 | { |
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109 | return bo->tbo.addr_space_offset; |
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110 | } |
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1126 | serge | 111 | |
2997 | Serge | 112 | extern int radeon_bo_wait(struct radeon_bo *bo, u32 *mem_type, |
113 | bool no_wait); |
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1126 | serge | 114 | |
1321 | serge | 115 | extern int radeon_bo_create(struct radeon_device *rdev, |
1963 | serge | 116 | unsigned long size, int byte_align, |
1321 | serge | 117 | bool kernel, u32 domain, |
2997 | Serge | 118 | struct sg_table *sg, |
1321 | serge | 119 | struct radeon_bo **bo_ptr); |
120 | extern int radeon_bo_kmap(struct radeon_bo *bo, void **ptr); |
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121 | extern void radeon_bo_kunmap(struct radeon_bo *bo); |
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122 | extern void radeon_bo_unref(struct radeon_bo **bo); |
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123 | extern int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr); |
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2997 | Serge | 124 | extern int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, |
125 | u64 max_offset, u64 *gpu_addr); |
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1321 | serge | 126 | extern int radeon_bo_unpin(struct radeon_bo *bo); |
127 | extern int radeon_bo_evict_vram(struct radeon_device *rdev); |
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128 | extern void radeon_bo_force_delete(struct radeon_device *rdev); |
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129 | extern int radeon_bo_init(struct radeon_device *rdev); |
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130 | extern void radeon_bo_fini(struct radeon_device *rdev); |
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131 | extern void radeon_bo_list_add_object(struct radeon_bo_list *lobj, |
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132 | struct list_head *head); |
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1428 | serge | 133 | extern int radeon_bo_list_validate(struct list_head *head); |
1321 | serge | 134 | extern int radeon_bo_fbdev_mmap(struct radeon_bo *bo, |
135 | struct vm_area_struct *vma); |
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136 | extern int radeon_bo_set_tiling_flags(struct radeon_bo *bo, |
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137 | u32 tiling_flags, u32 pitch); |
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138 | extern void radeon_bo_get_tiling_flags(struct radeon_bo *bo, |
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139 | u32 *tiling_flags, u32 *pitch); |
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140 | extern int radeon_bo_check_tiling(struct radeon_bo *bo, bool has_moved, |
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141 | bool force_drop); |
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142 | extern void radeon_bo_move_notify(struct ttm_buffer_object *bo, |
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143 | struct ttm_mem_reg *mem); |
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1963 | serge | 144 | extern int radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo); |
1321 | serge | 145 | extern int radeon_bo_get_surface_reg(struct radeon_bo *bo); |
2997 | Serge | 146 | |
147 | /* |
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148 | * sub allocation |
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149 | */ |
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150 | |||
151 | static inline uint64_t radeon_sa_bo_gpu_addr(struct radeon_sa_bo *sa_bo) |
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152 | { |
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153 | return sa_bo->manager->gpu_addr + sa_bo->soffset; |
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154 | } |
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155 | |||
156 | static inline void * radeon_sa_bo_cpu_addr(struct radeon_sa_bo *sa_bo) |
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157 | { |
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158 | return sa_bo->manager->cpu_ptr + sa_bo->soffset; |
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159 | } |
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160 | |||
161 | extern int radeon_sa_bo_manager_init(struct radeon_device *rdev, |
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162 | struct radeon_sa_manager *sa_manager, |
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163 | unsigned size, u32 domain); |
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164 | extern void radeon_sa_bo_manager_fini(struct radeon_device *rdev, |
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165 | struct radeon_sa_manager *sa_manager); |
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166 | extern int radeon_sa_bo_manager_start(struct radeon_device *rdev, |
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167 | struct radeon_sa_manager *sa_manager); |
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168 | extern int radeon_sa_bo_manager_suspend(struct radeon_device *rdev, |
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169 | struct radeon_sa_manager *sa_manager); |
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170 | extern int radeon_sa_bo_new(struct radeon_device *rdev, |
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171 | struct radeon_sa_manager *sa_manager, |
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172 | struct radeon_sa_bo **sa_bo, |
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173 | unsigned size, unsigned align, bool block); |
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174 | extern void radeon_sa_bo_free(struct radeon_device *rdev, |
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175 | struct radeon_sa_bo **sa_bo, |
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176 | struct radeon_fence *fence); |
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177 | #if defined(CONFIG_DEBUG_FS) |
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178 | extern void radeon_sa_bo_dump_debug_info(struct radeon_sa_manager *sa_manager, |
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179 | struct seq_file *m); |
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1126 | serge | 180 | #endif |
2997 | Serge | 181 | |
182 | |||
183 | #endif><>><>><> |