fix(esp_hw_support/esp_ds): remove enabling redundant peripherals

This commit is contained in:
harshal.patil
2023-09-15 15:45:52 +05:30
parent bb76564a1b
commit 3483cf61aa
2 changed files with 6 additions and 15 deletions

View File

@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -414,12 +414,12 @@ esp_err_t esp_ds_encrypt_params(esp_ds_data_t *data,
esp_err_t result = ESP_OK;
esp_crypto_ds_lock_acquire();
// The `esp_ds_encrypt_params` operation does not use the Digital Signature peripheral,
// but just the AES and SHA peripherals, so acquiring locks just for these peripherals
// would be enough rather than acquiring a lock for the Digital Signature peripheral.
esp_crypto_sha_aes_lock_acquire();
periph_module_enable(PERIPH_AES_MODULE);
periph_module_enable(PERIPH_DS_MODULE);
periph_module_enable(PERIPH_SHA_MODULE);
periph_module_enable(PERIPH_HMAC_MODULE);
periph_module_enable(PERIPH_RSA_MODULE);
ets_ds_data_t *ds_data = (ets_ds_data_t *) data;
const ets_ds_p_data_t *ds_plain_data = (const ets_ds_p_data_t *) p_data;
@@ -430,12 +430,9 @@ esp_err_t esp_ds_encrypt_params(esp_ds_data_t *data,
result = ESP_ERR_INVALID_ARG;
}
periph_module_disable(PERIPH_RSA_MODULE);
periph_module_disable(PERIPH_HMAC_MODULE);
periph_module_disable(PERIPH_SHA_MODULE);
periph_module_disable(PERIPH_DS_MODULE);
periph_module_disable(PERIPH_AES_MODULE);
esp_crypto_ds_lock_release();
esp_crypto_sha_aes_lock_release();
return result;
}

View File

@@ -222,10 +222,7 @@ static esp_err_t esp_ds_encrypt_params(esp_ds_data_t *data,
esp_err_t result = ESP_OK;
periph_module_enable(PERIPH_AES_MODULE);
periph_module_enable(PERIPH_DS_MODULE);
periph_module_enable(PERIPH_SHA_MODULE);
periph_module_enable(PERIPH_HMAC_MODULE);
periph_module_enable(PERIPH_RSA_MODULE);
ets_ds_data_t *ds_data = (ets_ds_data_t *) data;
const ets_ds_p_data_t *ds_plain_data = (const ets_ds_p_data_t *) p_data;
@@ -236,10 +233,7 @@ static esp_err_t esp_ds_encrypt_params(esp_ds_data_t *data,
result = ESP_ERR_INVALID_ARG;
}
periph_module_disable(PERIPH_RSA_MODULE);
periph_module_disable(PERIPH_HMAC_MODULE);
periph_module_disable(PERIPH_SHA_MODULE);
periph_module_disable(PERIPH_DS_MODULE);
periph_module_disable(PERIPH_AES_MODULE);
return result;