esp-idf/components/soc/include/hal/i2s_hal.h

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2019-07-15 02:44:15 -04:00
// Copyright 2015-2019 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.
/*******************************************************************************
* NOTICE
* The hal is not public api, don't use in application code.
* See readme.md in soc/include/hal/readme.md
******************************************************************************/
// The HAL layer for I2S.
// There is no parameter check in the hal layer, so the caller must ensure the correctness of the parameters.
#pragma once
#include "soc/i2s_periph.h"
#include "soc/i2s_caps.h"
#include "hal/i2s_ll.h"
#include "hal/i2s_types.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* Context that should be maintained by both the driver and the HAL
*/
typedef struct {
i2s_dev_t *dev;
uint32_t version;
} i2s_hal_context_t;
/**
* @brief Reset I2S fifo
*
* @param hal Context of the HAL layer
*/
void i2s_hal_reset_fifo(i2s_hal_context_t *hal);
/**
* @brief Get I2S interrupt status
*
* @param hal Context of the HAL layer
* @param status interrupt status
*/
#define i2s_hal_get_intr_status(hal, status) i2s_ll_get_intr_status((hal)->dev, status)
/**
* @brief Clear I2S interrupt status
*
* @param hal Context of the HAL layer
* @param mask interrupt status mask
*/
#define i2s_hal_clear_intr_status(hal, mask) i2s_ll_clear_intr_status((hal)->dev, mask)
/**
* @brief Get I2S out eof des address
*
* @param hal Context of the HAL layer
* @param addr out eof des address
*/
#define i2s_hal_get_out_eof_des_addr(hal, addr) i2s_ll_get_out_eof_des_addr((hal)->dev, addr)
/**
* @brief Get I2S in eof des address
*
* @param hal Context of the HAL layer
* @param addr in eof des address
*/
#define i2s_hal_get_in_eof_des_addr(hal, addr) i2s_ll_get_in_eof_des_addr((hal)->dev, addr)
/**
* @brief Enable I2S rx interrupt
*
* @param hal Context of the HAL layer
*/
#define i2s_hal_enable_rx_intr(hal) i2s_ll_enable_rx_intr((hal)->dev)
/**
* @brief Disable I2S rx interrupt
*
* @param hal Context of the HAL layer
*/
#define i2s_hal_disable_rx_intr(hal) i2s_ll_disable_rx_intr((hal)->dev)
/**
* @brief Disable I2S tx interrupt
*
* @param hal Context of the HAL layer
*/
#define i2s_hal_disable_tx_intr(hal) i2s_ll_disable_tx_intr((hal)->dev)
/**
* @brief Enable I2S tx interrupt
*
* @param hal Context of the HAL layer
*/
#define i2s_hal_enable_tx_intr(hal) i2s_ll_enable_tx_intr((hal)->dev)
/**
* @brief Set I2S tx mode
*
* @param hal Context of the HAL layer
* @param ch i2s channel
* @param bits bits per sample
*/
void i2s_hal_set_tx_mode(i2s_hal_context_t *hal, i2s_channel_t ch, i2s_bits_per_sample_t bits);
/**
* @brief Set I2S rx mode
*
* @param hal Context of the HAL layer
* @param ch i2s channel
* @param bits bits per sample
*/
void i2s_hal_set_rx_mode(i2s_hal_context_t *hal, i2s_channel_t ch, i2s_bits_per_sample_t bits);
/**
* @brief Set I2S out link address
*
* @param hal Context of the HAL layer
* @param addr out link address
*/
#define i2s_hal_set_out_link_addr(hal, addr) i2s_ll_set_out_link_addr((hal)->dev, addr)
/**
* @brief Set I2S out link address
*
* @param hal Context of the HAL layer
* @param addr out link address
*/
#define i2s_hal_set_out_link_addr(hal, addr) i2s_ll_set_out_link_addr((hal)->dev, addr)
/**
* @brief Set I2S out link address
*
* @param hal Context of the HAL layer
* @param addr out link address
*/
#define i2s_hal_set_out_link_addr(hal, addr) i2s_ll_set_out_link_addr((hal)->dev, addr)
/**
* @brief Set I2S in link
*
* @param hal Context of the HAL layer
* @param rx_eof_num in link eof num
* @param addr in link address
*/
void i2s_hal_set_in_link(i2s_hal_context_t *hal, uint32_t rx_eof_num, uint32_t addr);
/**
* @brief Get I2S tx pdm
*
* @param hal Context of the HAL layer
* @param fp tx pdm fp
* @param fs tx pdm fs
*/
void i2s_hal_get_tx_pdm(i2s_hal_context_t *hal, int *fp, int *fs);
/**
* @brief Get I2S rx sinc dsr 16 en
*
* @param hal Context of the HAL layer
* @param en 0: disable, 1: enable
*/
#define i2s_hal_get_rx_sinc_dsr_16_en(hal, en) i2s_ll_get_rx_sinc_dsr_16_en((hal)->dev, en)
/**
* @brief Set I2S clk div
*
* @param hal Context of the HAL layer
* @param div_num i2s clkm div num
* @param div_a i2s clkm div a
* @param div_b i2s clkm div b
* @param tx_bck_div tx bck div num
* @param rx_bck_div rx bck div num
*/
void i2s_hal_set_clk_div(i2s_hal_context_t *hal, int div_num, int div_a, int div_b, int tx_bck_div, int rx_bck_div);
/**
* @brief Set I2S clock sel
*
* @param hal Context of the HAL layer
* @param sel clock sel
*/
#define i2s_hal_set_clock_sel(hal, sel) i2s_ll_set_clk_sel((hal)->dev, sel)
/**
* @brief Set I2S tx bits mod
*
* @param hal Context of the HAL layer
* @param bits bit width per sample.
*/
void i2s_hal_set_tx_bits_mod(i2s_hal_context_t *hal, i2s_bits_per_sample_t bits);
/**
* @brief Set I2S rx bits mod
*
* @param hal Context of the HAL layer
* @param bits bit width per sample.
*/
void i2s_hal_set_rx_bits_mod(i2s_hal_context_t *hal, i2s_bits_per_sample_t bits);
/**
* @brief Reset I2S tx
*
* @param hal Context of the HAL layer
*/
void i2s_hal_reset(i2s_hal_context_t *hal);
/**
* @brief Start I2S tx
*
* @param hal Context of the HAL layer
*/
void i2s_hal_start_tx(i2s_hal_context_t *hal);
/**
* @brief Start I2S rx
*
* @param hal Context of the HAL layer
*/
void i2s_hal_start_rx(i2s_hal_context_t *hal);
/**
* @brief Stop I2S tx
*
* @param hal Context of the HAL layer
*/
void i2s_hal_stop_tx(i2s_hal_context_t *hal);
/**
* @brief Stop I2S rx
*
* @param hal Context of the HAL layer
*/
void i2s_hal_stop_rx(i2s_hal_context_t *hal);
/**
* @brief Set I2S pdm rx down sample
*
* @param hal Context of the HAL layer
* @param dsr 0:disable, 1: enable
*/
#define i2s_hal_set_pdm_rx_down_sample(hal, dsr) i2s_ll_set_rx_sinc_dsr_16_en((hal)->dev, dsr)
/**
* @brief Config I2S param
*
* @param hal Context of the HAL layer
* @param i2s_config I2S configurations - see i2s_config_t struct
*/
void i2s_hal_config_param(i2s_hal_context_t *hal, const i2s_config_t *i2s_config);
/**
* @brief Enable I2S sig loopback
*
* @param hal Context of the HAL layer
*/
#define i2s_hal_enable_sig_loopback(hal) i2s_ll_set_sig_loopback((hal)->dev, 1)
/**
* @brief Enable I2S master mode
*
* @param hal Context of the HAL layer
*/
void i2s_hal_enable_master_mode(i2s_hal_context_t *hal);
/**
* @brief Enable I2S slave mode
*
* @param hal Context of the HAL layer
*/
void i2s_hal_enable_slave_mode(i2s_hal_context_t *hal);
/**
* @brief Init the I2S hal and set the I2S to the default configuration. This function should be called first before other hal layer function is called
*
* @param hal Context of the HAL layer
* @param i2s_num The uart port number, the max port number is (I2S_NUM_MAX -1)
*/
void i2s_hal_init(i2s_hal_context_t *hal, int i2s_num);
#ifdef __cplusplus
}
#endif