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feat(i2s): release i2s tx sync APIs

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This commit is contained in:
Chen Chen
2026-06-26 09:36:16 +08:00
parent c2c7ae0b3d
commit cf975c7a38
14 changed files with 746 additions and 246 deletions
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components/esp_hal_i2s/esp32s31/include/hal/i2s_ll.h
+65 -16
View File
@@ -105,6 +105,7 @@ extern "C" {
}[i2s_port][(chan_dir) - 1][task]
#define I2S_LL_ETM_MAX_THRESH_NUM (0x3FFFUL)
#define I2S_LL_TX_SYNC_INT_EVENT (BIT(4))
/**
* @brief Enable the bus clock for I2S module
@@ -672,6 +673,7 @@ static inline void i2s_ll_rx_set_mclk(i2s_dev_t *hw, const hal_utils_clk_div_t *
*
* @param hw Peripheral I2S hardware instance address.
*/
__attribute__((always_inline))
static inline void i2s_ll_tx_update(i2s_dev_t *hw)
{
hw->tx_conf.tx_update = 1;
@@ -1832,32 +1834,30 @@ static inline void i2s_ll_tx_reset_fifo_sync_diff_counter(i2s_dev_t *hw)
}
/**
* @brief Set TX FIFO synchronization difference counter software threshold
* @note It determines the up threshold that the hardware synchronize the data automatically.
* - If diff_count <= sw_threshold, the hardware will synchronize the data automatically.
* - If diff_count > sw_threshold, the automatic synchronization is not proper for this case,
* interrupt will be triggered to let the software decide how to handle this case.
* @brief Set TX FIFO synchronization difference threshold for manual handling
* @note If diff_count is greater than manual_threshold, a TX sync interrupt is triggered for software handling.
*
* @param hw Peripheral I2S hardware instance address.
* @param thresh The threshold that send
* @param thresh Difference counter threshold. When the difference count exceeds this value,
* the TX sync interrupt is triggered.
*/
__attribute__((always_inline))
static inline void i2s_ll_tx_set_fifo_sync_diff_conter_sw_threshold(i2s_dev_t *hw, uint32_t thresh)
static inline void i2s_ll_tx_set_fifo_sync_diff_counter_manual_threshold(i2s_dev_t *hw, uint32_t thresh)
{
hw->sync_sw_thres.tx_cnt_diff_sw_thres = thresh;
}
/**
* @brief Set TX FIFO synchronization difference counter hardware threshold
* @note It determines the down threshold that the hardware synchronize the data automatically.
* - If diff_count < hw_threshold, synchronization check pass, do nothing
* - If diff_count >= hw_threshold, the hardware will synchronize the data automatically.
* @brief Set TX FIFO synchronization difference threshold for automatic hardware supplementation
* @note If diff_count is greater than or equal to auto_threshold and less than manual_threshold,
* hardware will synchronize the data automatically.
*
* @param hw Peripheral I2S hardware instance address.
* @param thresh The threshold that send
* @param thresh Difference counter threshold. When the difference count reaches this value,
* hardware auto-synchronization is triggered.
*/
__attribute__((always_inline))
static inline void i2s_ll_tx_set_fifo_sync_diff_conter_hw_threshold(i2s_dev_t *hw, uint32_t thresh)
static inline void i2s_ll_tx_set_fifo_sync_diff_counter_auto_threshold(i2s_dev_t *hw, uint32_t thresh)
{
hw->sync_hw_thres.tx_cnt_diff_hw_thres = thresh;
}
@@ -1880,11 +1880,9 @@ static inline void i2s_ll_tx_enable_hw_fifo_sync(i2s_dev_t *hw, bool enable)
*
* @param hw Peripheral I2S hardware instance address.
* @param mode Data supplementation mode
* - 0: Supplement the last data
* - 1: Supplement the data configured in `hw_sync_data` reg
*/
__attribute__((always_inline))
static inline void i2s_ll_tx_set_hw_fifo_sync_suppl_mode(i2s_dev_t *hw, uint32_t mode)
static inline void i2s_ll_tx_set_hw_fifo_sync_suppl_mode(i2s_dev_t *hw, i2s_tx_fifo_sync_suppl_mode_t mode)
{
hw->hw_sync_conf.tx_hw_sync_suppl_mode = mode;
}
@@ -1901,6 +1899,57 @@ static inline void i2s_ll_tx_set_hw_fifo_sync_static_suppl_data(i2s_dev_t *hw, u
hw->hw_sync_data.tx_hw_sync_suppl_data = data;
}
/**
* @brief Get I2S interrupt status register address
*/
__attribute__((always_inline))
static inline volatile void *i2s_ll_get_interrupt_status_reg(i2s_dev_t *hw)
{
return (volatile void *)&hw->int_st;
}
/**
* @brief Get I2S interrupt status by mask
*
* @param hw Peripheral I2S hardware instance address.
* @param mask Interrupt status mask
* @return Interrupt status
*/
__attribute__((always_inline))
static inline uint32_t i2s_ll_get_interrupt_status(i2s_dev_t *hw, uint32_t mask)
{
return hw->int_st.val & mask;
}
/**
* @brief Clear I2S interrupt status by mask
*
* @param hw Peripheral I2S hardware instance address.
* @param mask Interrupt status mask
*/
__attribute__((always_inline))
static inline void i2s_ll_clear_interrupt_status(i2s_dev_t *hw, uint32_t mask)
{
hw->int_clr.val = mask;
}
/**
* @brief Enable I2S interrupt for specific event mask
*
* @param hw Peripheral I2S hardware instance address.
* @param mask Event mask
* @param enable True to enable, false to disable
*/
__attribute__((always_inline))
static inline void i2s_ll_enable_interrupt(i2s_dev_t *hw, uint32_t mask, bool enable)
{
if (enable) {
hw->int_ena.val |= mask;
} else {
hw->int_ena.val &= ~mask;
}
}
/**
* @brief Check whether an I2S data destination is supported on the specified port
*/