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-rw-r--r--applications/freertos/main.cpp8
1 files changed, 3 insertions, 5 deletions
diff --git a/applications/freertos/main.cpp b/applications/freertos/main.cpp
index d579944..712b9a4 100644
--- a/applications/freertos/main.cpp
+++ b/applications/freertos/main.cpp
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2019-2022 Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright 2019-2023 Arm Limited and/or its affiliates <open-source-office@arm.com>
*
* SPDX-License-Identifier: Apache-2.0
*
@@ -167,7 +167,7 @@ int ethosu_mutex_unlock(void *mutex) {
}
void *ethosu_semaphore_create(void) {
- SemaphoreHandle_t sem = xSemaphoreCreateBinary();
+ SemaphoreHandle_t sem = xSemaphoreCreateCounting(255, 0); // max, initial val
if (sem == NULL) {
printf("Error: Failed to create semaphore.\n");
}
@@ -192,10 +192,8 @@ int ethosu_semaphore_give(void *sem) {
return -1;
}
} else {
- /* A FreeRTOS binary semaphore is fundamentally a queue that can only hold one item. If the queue is full,
- * xSemaphoreGive will return a pdFALSE value. Ignoring the return value in here, as a semaphore give failure
- * does not affect the application correctness. */
if (xSemaphoreGive(handle) != pdTRUE) {
+ printf("Error: Failed to give semaphore.\n");
// do nothing
}
}