mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/*
|
|
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#include "hal/i2c_hal.h"
|
|
|
|
void i2c_hal_master_handle_tx_event(i2c_hal_context_t *hal, i2c_intr_event_t *event)
|
|
{
|
|
if (i2c_ll_get_intsts_mask(hal->dev) != 0) {
|
|
// If intr status is 0, no need to handle it.
|
|
i2c_ll_master_get_event(hal->dev, event);
|
|
if ((*event < I2C_INTR_EVENT_END_DET) ||
|
|
(*event == I2C_INTR_EVENT_TRANS_DONE)) {
|
|
i2c_ll_master_disable_tx_it(hal->dev);
|
|
i2c_ll_master_clr_tx_it(hal->dev);
|
|
} else if (*event == I2C_INTR_EVENT_END_DET) {
|
|
i2c_ll_master_clr_tx_it(hal->dev);
|
|
}
|
|
}
|
|
}
|
|
|
|
void i2c_hal_master_handle_rx_event(i2c_hal_context_t *hal, i2c_intr_event_t *event)
|
|
{
|
|
if (i2c_ll_get_intsts_mask(hal->dev) != 0) {
|
|
i2c_ll_master_get_event(hal->dev, event);
|
|
if ((*event < I2C_INTR_EVENT_END_DET) ||
|
|
(*event == I2C_INTR_EVENT_TRANS_DONE)) {
|
|
i2c_ll_master_disable_rx_it(hal->dev);
|
|
i2c_ll_master_clr_rx_it(hal->dev);
|
|
} else if (*event == I2C_INTR_EVENT_END_DET) {
|
|
i2c_ll_master_clr_rx_it(hal->dev);
|
|
}
|
|
}
|
|
}
|
|
#if SOC_I2C_SUPPORT_SLAVE
|
|
void i2c_hal_slave_handle_event(i2c_hal_context_t *hal, i2c_intr_event_t *event)
|
|
{
|
|
i2c_ll_slave_get_event(hal->dev, event);
|
|
}
|
|
|
|
void i2c_hal_disable_slave_tx_it(i2c_hal_context_t *hal)
|
|
{
|
|
i2c_ll_slave_disable_tx_it(hal->dev);
|
|
}
|
|
#endif // SOC_I2C_SUPPORT_SLAVE
|
|
|
|
void i2c_hal_update_config(i2c_hal_context_t *hal)
|
|
{
|
|
i2c_ll_update(hal->dev);
|
|
}
|
|
|
|
void i2c_hal_get_rxfifo_cnt(i2c_hal_context_t *hal, uint32_t *len)
|
|
{
|
|
*len = i2c_ll_get_rxfifo_cnt(hal->dev);
|
|
}
|
|
|
|
void i2c_hal_get_txfifo_cnt(i2c_hal_context_t *hal, uint32_t *len)
|
|
{
|
|
*len = i2c_ll_get_txfifo_len(hal->dev);
|
|
}
|
|
|
|
void i2c_hal_get_intsts_mask(i2c_hal_context_t *hal, uint32_t *mask)
|
|
{
|
|
*mask = i2c_ll_get_intsts_mask(hal->dev);
|
|
}
|