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fix(rmt): deal with spurious RX done interrupts on ESP32

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Closes https://github.com/espressif/esp-idf/issues/15948
This commit is contained in:
Chen Jichang
2025-05-22 14:28:15 +08:00
parent ea5415b5f6
commit 5756300b2b
13 changed files with 27 additions and 14 deletions
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4
components/driver/rmt/rmt_tx.c
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@@ -755,14 +755,14 @@ static esp_err_t rmt_tx_disable(rmt_channel_handle_t channel)
// disable the hardware
portENTER_CRITICAL(&channel->spinlock);
rmt_ll_tx_enable_loop(hal->regs, channel->channel_id, false);
#if SOC_RMT_SUPPORT_TX_ASYNC_STOP
#if SOC_RMT_SUPPORT_ASYNC_STOP
rmt_ll_tx_stop(hal->regs, channel->channel_id);
#endif
portEXIT_CRITICAL(&channel->spinlock);
portENTER_CRITICAL(&group->spinlock);
rmt_ll_enable_interrupt(hal->regs, RMT_LL_EVENT_TX_MASK(channel_id), false);
#if !SOC_RMT_SUPPORT_TX_ASYNC_STOP
#if !SOC_RMT_SUPPORT_ASYNC_STOP
// we do a trick to stop the undergoing transmission
// stop interrupt, insert EOF marker to the RMT memory, polling the trans_done event
channel->hw_mem_base[0].val = 0;