diff --git a/components/driver/include/driver/spi_master.h b/components/driver/include/driver/spi_master.h index 2dac55782a..4e5b66f628 100644 --- a/components/driver/include/driver/spi_master.h +++ b/components/driver/include/driver/spi_master.h @@ -182,9 +182,10 @@ esp_err_t spi_bus_remove_device(spi_device_handle_t handle); * @param trans_desc Description of transaction to execute * @param ticks_to_wait Ticks to wait until there's room in the queue; use portMAX_DELAY to * never time out. - * @return + * @return * - ESP_ERR_INVALID_ARG if parameter is invalid * - ESP_ERR_TIMEOUT if there was no room in the queue before ticks_to_wait expired + * - ESP_ERR_NO_MEM if allocating DMA-capable temporary buffer failed * - ESP_OK on success */ esp_err_t spi_device_queue_trans(spi_device_handle_t handle, spi_transaction_t *trans_desc, TickType_t ticks_to_wait);