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Merge branch 'bugfix/fix_rmt_driver_breaking_change_issue' into 'master'

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Bugfix(RMT):   Fix the breaking change issue of RMT driver.

Closes IDFGH-2837, IDFGH-2579, and IDFGH-2915

See merge request espressif/esp-idf!8006
This commit is contained in:
Michael (XIAO Xufeng)
2020-05-25 15:27:24 +08:00
parent 042a433678 0bf2906bc9
commit 0d90861984
5 changed files with 182 additions and 155 deletions
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6
components/soc/src/esp32s2/include/hal/rmt_ll.h
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@@ -21,6 +21,9 @@ extern "C" {
#include "soc/rmt_struct.h"
#include "soc/rmt_caps.h"
#define RMT_LL_HW_BASE (&RMT)
#define RMT_LL_MEM_BASE (&RMTMEM)
static inline void rmt_ll_enable_drive_clock(rmt_dev_t *dev, bool enable)
{
dev->apb_conf.clk_en = enable; // register clock gating
@@ -367,9 +370,10 @@ static inline void rmt_ll_tx_set_carrier_always_on(rmt_dev_t *dev, uint32_t chan
dev->conf_ch[channel].conf0.carrier_eff_en = !enable;
}
//Writes items to the specified TX channel memory with the given offset and writen length.
//the caller should ensure that (length + off) <= (memory block * SOC_RMT_CHANNEL_MEM_WORDS)
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)
{
length = (off + length) > SOC_RMT_CHANNEL_MEM_WORDS ? (SOC_RMT_CHANNEL_MEM_WORDS - off) : length;
for (uint32_t i = 0; i < length; i++) {
mem->chan[channel].data32[i + off].val = data[i].val;
}