1 /* 2 * Copyright 2014 Broadcom 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 (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 */ 23 24 #ifndef VC4_SCREEN_H 25 #define VC4_SCREEN_H 26 27 #include "pipe/p_screen.h" 28 #include "os/os_thread.h" 29 #include "state_tracker/drm_driver.h" 30 #include "util/list.h" 31 #include "util/slab.h" 32 33 #ifndef DRM_VC4_PARAM_SUPPORTS_ETC1 34 #define DRM_VC4_PARAM_SUPPORTS_ETC1 4 35 #endif 36 37 struct vc4_bo; 38 39 #define VC4_DEBUG_CL 0x0001 40 #define VC4_DEBUG_QPU 0x0002 41 #define VC4_DEBUG_QIR 0x0004 42 #define VC4_DEBUG_TGSI 0x0008 43 #define VC4_DEBUG_SHADERDB 0x0010 44 #define VC4_DEBUG_PERF 0x0020 45 #define VC4_DEBUG_NORAST 0x0040 46 #define VC4_DEBUG_ALWAYS_FLUSH 0x0080 47 #define VC4_DEBUG_ALWAYS_SYNC 0x0100 48 #define VC4_DEBUG_NIR 0x0200 49 #define VC4_DEBUG_DUMP 0x0400 50 51 #define VC4_MAX_MIP_LEVELS 12 52 #define VC4_MAX_TEXTURE_SAMPLERS 16 53 54 struct vc4_simulator_file; 55 56 struct vc4_screen { 57 struct pipe_screen base; 58 int fd; 59 60 int v3d_ver; 61 62 const char *name; 63 64 /** The last seqno we've completed a wait for. 65 * 66 * This lets us slightly optimize our waits by skipping wait syscalls 67 * if we know the job's already done. 68 */ 69 uint64_t finished_seqno; 70 71 struct slab_parent_pool transfer_pool; 72 73 struct vc4_bo_cache { 74 /** List of struct vc4_bo freed, by age. */ 75 struct list_head time_list; 76 /** List of struct vc4_bo freed, per size, by age. */ 77 struct list_head *size_list; 78 uint32_t size_list_size; 79 80 pipe_mutex lock; 81 82 uint32_t bo_size; 83 uint32_t bo_count; 84 } bo_cache; 85 86 struct util_hash_table *bo_handles; 87 pipe_mutex bo_handles_mutex; 88 89 uint32_t bo_size; 90 uint32_t bo_count; 91 bool has_control_flow; 92 bool has_etc1; 93 bool has_threaded_fs; 94 95 struct vc4_simulator_file *sim_file; 96 }; 97 98 static inline struct vc4_screen * 99 vc4_screen(struct pipe_screen *screen) 100 { 101 return (struct vc4_screen *)screen; 102 } 103 104 struct pipe_screen *vc4_screen_create(int fd); 105 boolean vc4_screen_bo_get_handle(struct pipe_screen *pscreen, 106 struct vc4_bo *bo, 107 unsigned stride, 108 struct winsys_handle *whandle); 109 struct vc4_bo * 110 vc4_screen_bo_from_handle(struct pipe_screen *pscreen, 111 struct winsys_handle *whandle); 112 113 const void * 114 vc4_screen_get_compiler_options(struct pipe_screen *pscreen, 115 enum pipe_shader_ir ir, unsigned shader); 116 117 extern uint32_t vc4_debug; 118 119 void 120 vc4_fence_init(struct vc4_screen *screen); 121 122 struct vc4_fence * 123 vc4_fence_create(struct vc4_screen *screen, uint64_t seqno); 124 125 #endif /* VC4_SCREEN_H */ 126