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I2C: Refactor i2c hal and ll

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This commit is contained in:
Cao Sen Miao
2022-08-24 16:29:00 +08:00
parent 5e47c7ce13
commit 31b88a4c88
13 changed files with 1669 additions and 2238 deletions
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48
components/hal/i2c_hal_iram.c
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@@ -6,57 +6,41 @@
#include "hal/i2c_hal.h"
//////////////////////////////////////////Deprecated Functions//////////////////////////////////////////////////////////
/////////////////////////////The following functions are only used by the legacy driver/////////////////////////////////
/////////////////////////////They might be removed in the next major release (ESP-IDF 6.0)//////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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) {
uint32_t intr_status = 0;
i2c_ll_get_intr_mask(hal->dev, &intr_status);
if (intr_status != 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);
i2c_ll_clear_intr_mask(hal->dev, intr_status);
} else if (*event == I2C_INTR_EVENT_END_DET) {
i2c_ll_master_clr_tx_it(hal->dev);
i2c_ll_clear_intr_mask(hal->dev, intr_status);
}
}
}
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) {
uint32_t intr_status = 0;
i2c_ll_get_intr_mask(hal->dev, &intr_status);
if (intr_status != 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);
i2c_ll_clear_intr_mask(hal->dev, intr_status);
} else if (*event == I2C_INTR_EVENT_END_DET) {
i2c_ll_master_clr_rx_it(hal->dev);
i2c_ll_clear_intr_mask(hal->dev, intr_status);
}
}
}
#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);
}