1/* 2 * Copyright 2008 Advanced Micro Devices, Inc. 3 * Copyright 2008 Red Hat Inc. 4 * Copyright 2009 Jerome Glisse. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included in 14 * all copies or substantial portions of the 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 * Authors: Dave Airlie 25 * Alex Deucher 26 * Jerome Glisse 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD: releng/10.2/sys/dev/drm2/radeon/radeon_object.h 282199 2015-04-28 19:35:05Z dumbbell $"); 31 32#ifndef __RADEON_OBJECT_H__ 33#define __RADEON_OBJECT_H__ 34 35#include <dev/drm2/radeon/radeon_drm.h> 36#include "radeon.h" 37 38/* 39 * Undefine max_offset (defined in vm/vm_map.h), because it conflicts 40 * with an argument of the function radeon_bo_pin_restricted(). 41 */ 42#undef max_offset 43 44/** 45 * radeon_mem_type_to_domain - return domain corresponding to mem_type 46 * @mem_type: ttm memory type 47 * 48 * Returns corresponding domain of the ttm mem_type 49 */ 50static inline unsigned radeon_mem_type_to_domain(u32 mem_type) 51{ 52 switch (mem_type) { 53 case TTM_PL_VRAM: 54 return RADEON_GEM_DOMAIN_VRAM; 55 case TTM_PL_TT: 56 return RADEON_GEM_DOMAIN_GTT; 57 case TTM_PL_SYSTEM: 58 return RADEON_GEM_DOMAIN_CPU; 59 default: 60 break; 61 } 62 return 0; 63} 64 65int radeon_bo_reserve(struct radeon_bo *bo, bool no_intr); 66 67static inline void radeon_bo_unreserve(struct radeon_bo *bo) 68{ 69 ttm_bo_unreserve(&bo->tbo); 70} 71 72/** 73 * radeon_bo_gpu_offset - return GPU offset of bo 74 * @bo: radeon object for which we query the offset 75 * 76 * Returns current GPU offset of the object. 77 * 78 * Note: object should either be pinned or reserved when calling this 79 * function, it might be useful to add check for this for debugging. 80 */ 81static inline u64 radeon_bo_gpu_offset(struct radeon_bo *bo) 82{ 83 return bo->tbo.offset; 84} 85 86static inline unsigned long radeon_bo_size(struct radeon_bo *bo) 87{ 88 return bo->tbo.num_pages << PAGE_SHIFT; 89} 90 91static inline bool radeon_bo_is_reserved(struct radeon_bo *bo) 92{ 93 return ttm_bo_is_reserved(&bo->tbo); 94} 95 96static inline unsigned radeon_bo_ngpu_pages(struct radeon_bo *bo) 97{ 98 return (bo->tbo.num_pages << PAGE_SHIFT) / RADEON_GPU_PAGE_SIZE; 99} 100 101static inline unsigned radeon_bo_gpu_page_alignment(struct radeon_bo *bo) 102{ 103 return (bo->tbo.mem.page_alignment << PAGE_SHIFT) / RADEON_GPU_PAGE_SIZE; 104} 105 106/** 107 * radeon_bo_mmap_offset - return mmap offset of bo 108 * @bo: radeon object for which we query the offset 109 * 110 * Returns mmap offset of the object. 111 * 112 * Note: addr_space_offset is constant after ttm bo init thus isn't protected 113 * by any lock. 114 */ 115static inline u64 radeon_bo_mmap_offset(struct radeon_bo *bo) 116{ 117 return bo->tbo.addr_space_offset; 118} 119 120extern int radeon_bo_wait(struct radeon_bo *bo, u32 *mem_type, 121 bool no_wait); 122 123extern int radeon_bo_create(struct radeon_device *rdev, 124 unsigned long size, int byte_align, 125 bool kernel, u32 domain, 126 struct sg_table *sg, 127 struct radeon_bo **bo_ptr); 128extern int radeon_bo_kmap(struct radeon_bo *bo, void **ptr); 129extern void radeon_bo_kunmap(struct radeon_bo *bo); 130extern void radeon_bo_unref(struct radeon_bo **bo); 131extern int radeon_bo_pin(struct radeon_bo *bo, u32 domain, u64 *gpu_addr); 132extern int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, 133 u64 max_offset, u64 *gpu_addr); 134extern int radeon_bo_unpin(struct radeon_bo *bo); 135extern int radeon_bo_evict_vram(struct radeon_device *rdev); 136extern void radeon_bo_force_delete(struct radeon_device *rdev); 137extern int radeon_bo_init(struct radeon_device *rdev); 138extern void radeon_bo_fini(struct radeon_device *rdev); 139extern void radeon_bo_list_add_object(struct radeon_bo_list *lobj, 140 struct list_head *head); 141extern int radeon_bo_list_validate(struct list_head *head); 142#ifdef FREEBSD_WIP 143extern int radeon_bo_fbdev_mmap(struct radeon_bo *bo, 144 struct vm_area_struct *vma); 145#endif /* FREEBSD_WIP */ 146extern int radeon_bo_set_tiling_flags(struct radeon_bo *bo, 147 u32 tiling_flags, u32 pitch); 148extern void radeon_bo_get_tiling_flags(struct radeon_bo *bo, 149 u32 *tiling_flags, u32 *pitch); 150extern int radeon_bo_check_tiling(struct radeon_bo *bo, bool has_moved, 151 bool force_drop); 152extern void radeon_bo_move_notify(struct ttm_buffer_object *bo, 153 struct ttm_mem_reg *mem); 154extern int radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo); 155extern int radeon_bo_get_surface_reg(struct radeon_bo *bo); 156 157/* 158 * sub allocation 159 */ 160 161static inline uint64_t radeon_sa_bo_gpu_addr(struct radeon_sa_bo *sa_bo) 162{ 163 return sa_bo->manager->gpu_addr + sa_bo->soffset; 164} 165 166static inline void * radeon_sa_bo_cpu_addr(struct radeon_sa_bo *sa_bo) 167{ 168 return (char *)sa_bo->manager->cpu_ptr + sa_bo->soffset; 169} 170 171extern int radeon_sa_bo_manager_init(struct radeon_device *rdev, 172 struct radeon_sa_manager *sa_manager, 173 unsigned size, u32 domain); 174extern void radeon_sa_bo_manager_fini(struct radeon_device *rdev, 175 struct radeon_sa_manager *sa_manager); 176extern int radeon_sa_bo_manager_start(struct radeon_device *rdev, 177 struct radeon_sa_manager *sa_manager); 178extern int radeon_sa_bo_manager_suspend(struct radeon_device *rdev, 179 struct radeon_sa_manager *sa_manager); 180extern int radeon_sa_bo_new(struct radeon_device *rdev, 181 struct radeon_sa_manager *sa_manager, 182 struct radeon_sa_bo **sa_bo, 183 unsigned size, unsigned align, bool block); 184extern void radeon_sa_bo_free(struct radeon_device *rdev, 185 struct radeon_sa_bo **sa_bo, 186 struct radeon_fence *fence); 187#if defined(CONFIG_DEBUG_FS) 188extern void radeon_sa_bo_dump_debug_info(struct radeon_sa_manager *sa_manager, 189 struct seq_file *m); 190#endif 191 192 193#endif 194