1b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross/* 2b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * Copyright (C) 2013 The Android Open Source Project 3b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * 4b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * Licensed under the Apache License, Version 2.0 (the "License"); 5b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * you may not use this file except in compliance with the License. 6b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * You may obtain a copy of the License at 7b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * 8b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * http://www.apache.org/licenses/LICENSE-2.0 9b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * 10b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * Unless required by applicable law or agreed to in writing, software 11b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * distributed under the License is distributed on an "AS IS" BASIS, 12b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * See the License for the specific language governing permissions and 14b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * limitations under the License. 15b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross */ 16b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 17b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#include <errno.h> 18b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#include <stdbool.h> 19b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#include <stdio.h> 20b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#include <string.h> 21b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#include <sys/mman.h> 22b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 23b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#include <hardware/memtrack.h> 24b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 25b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#include "memtrack_msm.h" 26b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 27b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) 28b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross#define min(x, y) ((x) < (y) ? (x) : (y)) 29b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 30b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Crossstruct memtrack_record record_templates[] = { 31b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross { 32b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross .flags = MEMTRACK_FLAG_SMAPS_ACCOUNTED | 33b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross MEMTRACK_FLAG_PRIVATE | 34b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross MEMTRACK_FLAG_NONSECURE, 35b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross }, 36b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross { 37b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross .flags = MEMTRACK_FLAG_SMAPS_UNACCOUNTED | 38b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross MEMTRACK_FLAG_PRIVATE | 39b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross MEMTRACK_FLAG_NONSECURE, 40b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross }, 41b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross}; 42b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 43b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Crossint kgsl_memtrack_get_memory(pid_t pid, enum memtrack_type type, 44b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross struct memtrack_record *records, 45b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross size_t *num_records) 46b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross{ 47b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross size_t allocated_records = min(*num_records, ARRAY_SIZE(record_templates)); 48b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross int i; 49b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross FILE *fp; 50b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross char line[1024]; 51b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross char tmp[128]; 52f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach bool is_surfaceflinger = false; 53b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross size_t accounted_size = 0; 54b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross size_t unaccounted_size = 0; 55b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 56b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross *num_records = ARRAY_SIZE(record_templates); 57b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 58b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross /* fastpath to return the necessary number of records */ 59b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross if (allocated_records == 0) { 60b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross return 0; 61b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 62b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 63f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach snprintf(tmp, sizeof(tmp), "/proc/%d/cmdline", pid); 64f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach fp = fopen(tmp, "r"); 65f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (fp != NULL) { 66f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (fgets(line, sizeof(line), fp)) { 67f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (strcmp(line, "/system/bin/surfaceflinger") == 0) 68f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach is_surfaceflinger = true; 69f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach } 70f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach fclose(fp); 71f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach } 72f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach 73b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross memcpy(records, record_templates, 74b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross sizeof(struct memtrack_record) * allocated_records); 75b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 76b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross sprintf(tmp, "/d/kgsl/proc/%d/mem", pid); 77b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross fp = fopen(tmp, "r"); 78b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross if (fp == NULL) { 79b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross return -errno; 80b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 81b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 829277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev /* Go through each line of <pid>/mem file and for every entry of type "gpumem" 839277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev * check if the gpubuffer entry is usermapped or not. If the entry is usermapped 849277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev * count the entry as accounted else count the entry as unaccounted. 859277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev */ 86b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross while (1) { 87b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross unsigned long size; 88b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross char line_type[7]; 899277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev char flags[7]; 90f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach char line_usage[19]; 91b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross int ret; 92b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 93b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross if (fgets(line, sizeof(line), fp) == NULL) { 94b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross break; 95b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 96b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 97b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross /* Format: 98b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross * gpuaddr useraddr size id flags type usage sglen 999277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev * 545ba000 545ba000 4096 1 ----pY gpumem arraybuffer 1 100b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross */ 1019277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev ret = sscanf(line, "%*x %*lx %lu %*d %6s %6s %18s %*d\n", 1029277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev &size, flags, line_type, line_usage); 103f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (ret != 4) { 104b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross continue; 105b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 106b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 107b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross if (type == MEMTRACK_TYPE_GL && strcmp(line_type, "gpumem") == 0) { 1089277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev if (flags[6] == 'Y') 1099277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev accounted_size += size; 1109277e3f26a05bc6fa549081a958150d10f465aacIliyan Malchev else 111b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross unaccounted_size += size; 112b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } else if (type == MEMTRACK_TYPE_GRAPHICS && strcmp(line_type, "ion") == 0) { 113f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (!is_surfaceflinger || strcmp(line_usage, "egl_image") != 0) { 114f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach unaccounted_size += size; 115f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach } 116b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 117b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 118b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 119b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross if (allocated_records > 0) { 120b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross records[0].size_in_bytes = accounted_size; 121b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 122b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross if (allocated_records > 1) { 123b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross records[1].size_in_bytes = unaccounted_size; 124b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross } 125b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 126b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross fclose(fp); 127b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross 128b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross return 0; 129b46313b2e4d0e7fd1a475bf26ce396bcd0243921Colin Cross} 130