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rmt: clean up LL driver

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This commit is contained in:
morris
2021-05-17 11:08:17 +08:00
parent bdb01b8285
commit a1494809b2
7 changed files with 72 additions and 96 deletions
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35
components/hal/esp32c3/include/hal/rmt_ll.h
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@@ -15,8 +15,8 @@
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#include "soc/rmt_struct.h"
#include "soc/soc_caps.h"
#ifdef __cplusplus
extern "C" {
@@ -279,6 +279,15 @@ static inline uint32_t rmt_ll_rx_get_limit(rmt_dev_t *dev, uint32_t channel)
return dev->rx_lim[channel].rx_lim;
}
static inline void rmt_ll_enable_interrupt(rmt_dev_t *dev, uint32_t mask, bool enable)
{
if (enable) {
dev->int_ena.val |= mask;
} else {
dev->int_ena.val &= ~mask;
}
}
static inline void rmt_ll_enable_tx_end_interrupt(rmt_dev_t *dev, uint32_t channel, bool enable)
{
if (enable) {
@@ -469,12 +478,14 @@ static inline void rmt_ll_tx_set_carrier_always_on(rmt_dev_t *dev, uint32_t chan
dev->tx_conf[channel].carrier_eff_en = !enable;
}
//Writes items to the specified TX channel memory with the given offset and writen length.
//Writes items to the specified TX channel memory with the given offset and length.
//the caller should ensure that (length + off) <= (memory block * SOC_RMT_MEM_WORDS_PER_CHANNEL)
static inline void rmt_ll_write_memory(rmt_mem_t *mem, uint32_t channel, const rmt_item32_t *data, uint32_t length, uint32_t off)
static inline void rmt_ll_write_memory(rmt_mem_t *mem, uint32_t channel, const void *data, size_t length_in_words, size_t off)
{
for (uint32_t i = 0; i < length; i++) {
mem->chan[channel].data32[i + off].val = data[i].val;
volatile uint32_t *to = (volatile uint32_t *)&mem->chan[channel].data32[off];
uint32_t *from = (uint32_t *)data;
while (length_in_words--) {
*to++ = *from++;
}
}
@@ -483,20 +494,6 @@ static inline void rmt_ll_rx_enable_pingpong(rmt_dev_t *dev, uint32_t channel, b
dev->rx_conf[channel].conf1.mem_rx_wrap_en = enable;
}
/************************************************************************************************
* Following Low Level APIs only used for backward compatible, will be deprecated in the IDF v5.0
***********************************************************************************************/
static inline void rmt_ll_set_intr_enable_mask(uint32_t mask)
{
RMT.int_ena.val |= mask;
}
static inline void rmt_ll_clr_intr_enable_mask(uint32_t mask)
{
RMT.int_ena.val &= (~mask);
}
#ifdef __cplusplus
}
#endif