1 /* 2 * Copyright © 2013 Intel Corporation 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 25 #ifndef GPU_PERF_H 26 #define GPU_PERF_H 27 28 #include <stdint.h> 29 #include <stdbool.h> 30 31 #define MAX_RINGS 16 32 33 struct gpu_perf { 34 const char *error; 35 int page_size; 36 int nr_cpus; 37 int nr_events; 38 int *fd; 39 void **map; 40 struct gpu_perf_sample { 41 uint64_t id; 42 int (*func)(struct gpu_perf *, const void *); 43 } *sample; 44 45 unsigned flip_complete[MAX_RINGS]; 46 unsigned ctx_switch[MAX_RINGS]; 47 48 struct gpu_perf_comm { 49 struct gpu_perf_comm *next; 50 char name[256]; 51 pid_t pid; 52 bool active; 53 int nr_requests[MAX_RINGS]; 54 void *user_data; 55 56 uint64_t wait_time; 57 uint32_t nr_sema; 58 59 time_t show; 60 } *comm; 61 struct gpu_perf_time { 62 struct gpu_perf_time *next; 63 struct gpu_perf_comm *comm; 64 uint32_t context; 65 uint32_t seqno; 66 uint64_t time; 67 } *wait[MAX_RINGS]; 68 }; 69 70 void gpu_perf_init(struct gpu_perf *gp, unsigned flags); 71 int gpu_perf_update(struct gpu_perf *gp); 72 73 #endif /* GPU_PERF_H */ 74