esp-idf/tools/unit-test-app/components/test_utils/ccomp_timer.c

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// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
//
// 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 "ccomp_timer.h"
#include "ccomp_timer_impl.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/semphr.h"
#include "esp_log.h"
#include "esp_ipc.h"
#include "esp_intr_alloc.h"
#if CONFIG_IDF_TARGET_ESP32
#include "esp32/clk.h"
#elif CONFIG_IDF_TARGET_ESP32S2BETA
#include "esp32s2beta/clk.h"
#endif
static const char TAG[] = "ccomp_timer";
esp_err_t ccomp_timer_start(void)
{
esp_err_t err = ESP_OK;
ccomp_timer_impl_lock();
if (ccomp_timer_impl_is_init()) {
if (ccomp_timer_impl_is_active()) {
err = ESP_ERR_INVALID_STATE;
}
}
else {
err = ccomp_timer_impl_init();
}
ccomp_timer_impl_unlock();
if (err != ESP_OK) {
goto fail;
}
err = ccomp_timer_impl_reset();
if (err != ESP_OK) {
goto fail;
}
err = ccomp_timer_impl_start();
if (err == ESP_OK) {
return ESP_OK;
}
fail:
ESP_LOGE(TAG, "Unable to start performance timer");
return err;
}
int64_t IRAM_ATTR ccomp_timer_stop(void)
{
esp_err_t err = ESP_OK;
ccomp_timer_impl_lock();
if (!ccomp_timer_impl_is_active()) {
err = ESP_ERR_INVALID_STATE;
}
ccomp_timer_impl_unlock();
if (err != ESP_OK) {
goto fail;
}
err = ccomp_timer_impl_stop();
if (err != ESP_OK) {
goto fail;
}
int64_t t = ccomp_timer_get_time();
err = ccomp_timer_impl_deinit();
if (err == ESP_OK && t != -1) {
return t;
}
fail:
ESP_LOGE(TAG, "Unable to stop performance timer");
return -1;
}
int64_t IRAM_ATTR ccomp_timer_get_time(void)
{
return ccomp_timer_impl_get_time();
}