| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <errno.h> |
| #include <stdlib.h> |
| #include <utils/Log.h> |
| |
| #include <hardware/memtrack.h> |
| |
| #include "memtrack_msm.h" |
| |
| int msm_memtrack_init(const struct memtrack_module *module) |
| { |
| if(!module) |
| return -1; |
| return 0; |
| } |
| |
| int msm_memtrack_get_memory(const struct memtrack_module *module, |
| pid_t pid, |
| int type, |
| struct memtrack_record *records, |
| size_t *num_records) |
| { |
| if(!module) |
| return -1; |
| if (type == MEMTRACK_TYPE_GL || type == MEMTRACK_TYPE_GRAPHICS) { |
| return kgsl_memtrack_get_memory(pid, type, records, num_records); |
| } |
| |
| return -EINVAL; |
| } |
| |
| static int memtrack_open(__attribute__((unused)) const hw_module_t* module, const char* name, |
| hw_device_t** device) |
| { |
| ALOGD("%s: enter; name=%s", __FUNCTION__, name); |
| int retval = 0; /* 0 is ok; -1 is error */ |
| |
| if (strcmp(name, "memtrack") == 0) { |
| struct memtrack_module *dev = (struct memtrack_module *)calloc(1, |
| sizeof(struct memtrack_module)); |
| |
| if (dev) { |
| /* Common hw_device_t fields */ |
| dev->common.tag = HARDWARE_DEVICE_TAG; |
| dev->common.module_api_version = MEMTRACK_MODULE_API_VERSION_0_1; |
| dev->common.hal_api_version = HARDWARE_HAL_API_VERSION; |
| |
| dev->init = msm_memtrack_init; |
| dev->getMemory = msm_memtrack_get_memory; |
| |
| *device = (hw_device_t*)dev; |
| } else |
| retval = -ENOMEM; |
| } else { |
| retval = -EINVAL; |
| } |
| |
| ALOGD("%s: exit %d", __FUNCTION__, retval); |
| return retval; |
| } |
| |
| static struct hw_module_methods_t memtrack_module_methods = { |
| .open = memtrack_open, |
| }; |
| |
| struct memtrack_module HAL_MODULE_INFO_SYM = { |
| .common = { |
| .tag = HARDWARE_MODULE_TAG, |
| .module_api_version = MEMTRACK_MODULE_API_VERSION_0_1, |
| .hal_api_version = HARDWARE_HAL_API_VERSION, |
| .id = MEMTRACK_HARDWARE_MODULE_ID, |
| .name = "MSM Memory Tracker HAL", |
| .author = "The Android Open Source Project", |
| .methods = &memtrack_module_methods, |
| }, |
| |
| .init = msm_memtrack_init, |
| .getMemory = msm_memtrack_get_memory, |
| }; |
| |