1001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross/* 2001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * Copyright (C) 2013 The Android Open Source Project 3001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * 4001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * Licensed under the Apache License, Version 2.0 (the "License"); 5001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * you may not use this file except in compliance with the License. 6001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * You may obtain a copy of the License at 7001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * 8001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * http://www.apache.org/licenses/LICENSE-2.0 9001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * 10001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * Unless required by applicable law or agreed to in writing, software 11001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * distributed under the License is distributed on an "AS IS" BASIS, 12001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * See the License for the specific language governing permissions and 14001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * limitations under the License. 15001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross */ 16001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 17001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#include <errno.h> 18001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#include <stdbool.h> 19001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#include <stdio.h> 20001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#include <string.h> 21001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#include <sys/mman.h> 22001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 23001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#include <hardware/memtrack.h> 24001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 25001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#include "memtrack_msm.h" 26001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 27001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0])) 28001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross#define min(x, y) ((x) < (y) ? (x) : (y)) 29001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 30001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Crossstruct memtrack_record record_templates[] = { 31001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross { 32001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross .flags = MEMTRACK_FLAG_SMAPS_ACCOUNTED | 33001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross MEMTRACK_FLAG_PRIVATE | 34001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross MEMTRACK_FLAG_NONSECURE, 35001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross }, 36001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross { 37001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross .flags = MEMTRACK_FLAG_SMAPS_UNACCOUNTED | 38001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross MEMTRACK_FLAG_PRIVATE | 39001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross MEMTRACK_FLAG_NONSECURE, 40001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross }, 41001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross}; 42001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 43001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Crossint kgsl_memtrack_get_memory(pid_t pid, enum memtrack_type type, 44001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross struct memtrack_record *records, 45001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross size_t *num_records) 46001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross{ 47001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross size_t allocated_records = min(*num_records, ARRAY_SIZE(record_templates)); 48001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross int i; 49001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross FILE *fp; 50001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross char line[1024]; 51001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross char tmp[128]; 52f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach bool is_surfaceflinger = false; 53001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross size_t accounted_size = 0; 54001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross size_t unaccounted_size = 0; 55001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross unsigned long smaps_addr = 0; 56001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 57001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross *num_records = ARRAY_SIZE(record_templates); 58001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 59001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross /* fastpath to return the necessary number of records */ 60001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross if (allocated_records == 0) { 61001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross return 0; 62001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 63001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 64f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach snprintf(tmp, sizeof(tmp), "/proc/%d/cmdline", pid); 65f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach fp = fopen(tmp, "r"); 66f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (fp != NULL) { 67f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (fgets(line, sizeof(line), fp)) { 68f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (strcmp(line, "/system/bin/surfaceflinger") == 0) 69f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach is_surfaceflinger = true; 70f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach } 71f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach fclose(fp); 72f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach } 73f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach 74001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross memcpy(records, record_templates, 75001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross sizeof(struct memtrack_record) * allocated_records); 76001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 77e9268aa55a434104f2368bf115db7995f7a98b47Arun Kumar K.R snprintf(tmp, sizeof(tmp), "/d/kgsl/proc/%d/mem", pid); 78001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross fp = fopen(tmp, "r"); 79001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross if (fp == NULL) { 80001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross return -errno; 81001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 82001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 8341ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev /* Go through each line of <pid>/mem file and for every entry of type "gpumem" 8441ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev * check if the gpubuffer entry is usermapped or not. If the entry is usermapped 8541ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev * count the entry as accounted else count the entry as unaccounted. 8641ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev */ 87001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross while (1) { 88001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross unsigned long size; 89001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross char line_type[7]; 9041ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev char flags[7]; 91f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach char line_usage[19]; 92001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross int ret; 93001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 94001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross if (fgets(line, sizeof(line), fp) == NULL) { 95001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross break; 96001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 97001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 98001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross /* Format: 99001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross * gpuaddr useraddr size id flags type usage sglen 10041ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev * 545ba000 545ba000 4096 1 ----pY gpumem arraybuffer 1 101001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross */ 102f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach ret = sscanf(line, "%*x %*lx %lu %*d %6s %6s %18s %*d\n", 103f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach &size, flags, line_type, line_usage); 104f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (ret != 4) { 105001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross continue; 106001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 107001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 108001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross if (type == MEMTRACK_TYPE_GL && strcmp(line_type, "gpumem") == 0) { 10941ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev 11054c63971b5978f039ad79415a4fe1f8432cbeaa2Richard Uhler if (flags[5] == 'Y') 11141ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev accounted_size += size; 11241ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev else 113001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross unaccounted_size += size; 11441ea6c01349105b5f4a71e0f629b14835882b58fIliyan Malchev 115001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } else if (type == MEMTRACK_TYPE_GRAPHICS && strcmp(line_type, "ion") == 0) { 116f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach if (!is_surfaceflinger || strcmp(line_usage, "egl_image") != 0) { 117f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach unaccounted_size += size; 118f41c66785a46545ea48fddfb24e39a29a35bed58Steve Rossbach } 119001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 120001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 121001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 122001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross if (allocated_records > 0) { 123001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross records[0].size_in_bytes = accounted_size; 124001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 125001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross if (allocated_records > 1) { 126001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross records[1].size_in_bytes = unaccounted_size; 127001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross } 128001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 129001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross fclose(fp); 130001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross 131001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross return 0; 132001f8b8389111c7254b61a1a7f0c05156ac7e4beColin Cross} 133