1 /* 2 * Copyright 2007 Nouveau Project 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20 * SOFTWARE. 21 */ 22 23 #ifndef __NOUVEAU_BO_H__ 24 #define __NOUVEAU_BO_H__ 25 26 /* Relocation/Buffer type flags */ 27 #define NOUVEAU_BO_VRAM (1 << 0) 28 #define NOUVEAU_BO_GART (1 << 1) 29 #define NOUVEAU_BO_RD (1 << 2) 30 #define NOUVEAU_BO_WR (1 << 3) 31 #define NOUVEAU_BO_RDWR (NOUVEAU_BO_RD | NOUVEAU_BO_WR) 32 #define NOUVEAU_BO_MAP (1 << 4) 33 #define NOUVEAU_BO_PIN (1 << 5) 34 #define NOUVEAU_BO_LOW (1 << 6) 35 #define NOUVEAU_BO_HIGH (1 << 7) 36 #define NOUVEAU_BO_OR (1 << 8) 37 #define NOUVEAU_BO_LOCAL (1 << 9) 38 #define NOUVEAU_BO_TILED (1 << 10) 39 #define NOUVEAU_BO_ZTILE (1 << 11) 40 #define NOUVEAU_BO_INVAL (1 << 12) 41 #define NOUVEAU_BO_NOSYNC (1 << 13) 42 #define NOUVEAU_BO_NOWAIT (1 << 14) 43 #define NOUVEAU_BO_IFLUSH (1 << 15) 44 #define NOUVEAU_BO_DUMMY (1 << 31) 45 46 struct nouveau_bo { 47 struct nouveau_device *device; 48 uint32_t handle; 49 50 uint64_t size; 51 void *map; 52 53 uint32_t tile_mode; 54 uint32_t tile_flags; 55 56 /* Available when buffer is pinned *only* */ 57 uint32_t flags; 58 uint64_t offset; 59 }; 60 61 int 62 nouveau_bo_new(struct nouveau_device *, uint32_t flags, int align, int size, 63 struct nouveau_bo **); 64 65 int 66 nouveau_bo_new_tile(struct nouveau_device *, uint32_t flags, int align, 67 int size, uint32_t tile_mode, uint32_t tile_flags, 68 struct nouveau_bo **); 69 70 int 71 nouveau_bo_user(struct nouveau_device *, void *ptr, int size, 72 struct nouveau_bo **); 73 74 int 75 nouveau_bo_wrap(struct nouveau_device *, uint32_t handle, struct nouveau_bo **); 76 77 int 78 nouveau_bo_handle_get(struct nouveau_bo *, uint32_t *); 79 80 int 81 nouveau_bo_handle_ref(struct nouveau_device *, uint32_t handle, 82 struct nouveau_bo **); 83 84 int 85 nouveau_bo_ref(struct nouveau_bo *, struct nouveau_bo **); 86 87 int 88 nouveau_bo_map_range(struct nouveau_bo *, uint32_t delta, uint32_t size, 89 uint32_t flags); 90 91 void 92 nouveau_bo_map_flush(struct nouveau_bo *, uint32_t delta, uint32_t size); 93 94 int 95 nouveau_bo_map(struct nouveau_bo *, uint32_t flags); 96 97 void 98 nouveau_bo_unmap(struct nouveau_bo *); 99 100 int 101 nouveau_bo_pin(struct nouveau_bo *, uint32_t flags); 102 103 void 104 nouveau_bo_unpin(struct nouveau_bo *); 105 106 int 107 nouveau_bo_busy(struct nouveau_bo *, uint32_t access); 108 109 #endif 110