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Merge branch 'refactor/use_gdma_link_in_rmt_v5.4' into 'release/v5.4'

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refactor(rmt): use gdma link list driver to mount buffer (v5.4)

See merge request espressif/esp-idf!41237
This commit is contained in:
morris
2025-08-18 14:54:44 +08:00
parent d834828e2a 6a17241f1f
commit 025b6c6734
18 changed files with 29 additions and 18 deletions
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2
components/driver/deprecated/rmt_legacy.c
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@@ -302,7 +302,7 @@ esp_err_t rmt_tx_stop(rmt_channel_t channel)
{ {
ESP_RETURN_ON_FALSE(RMT_IS_TX_CHANNEL(channel), ESP_ERR_INVALID_ARG, TAG, RMT_CHANNEL_ERROR_STR); ESP_RETURN_ON_FALSE(RMT_IS_TX_CHANNEL(channel), ESP_ERR_INVALID_ARG, TAG, RMT_CHANNEL_ERROR_STR);
RMT_ENTER_CRITICAL(); RMT_ENTER_CRITICAL();
#if SOC_RMT_SUPPORT_TX_ASYNC_STOP #if SOC_RMT_SUPPORT_ASYNC_STOP
rmt_ll_tx_stop(rmt_contex.hal.regs, channel); rmt_ll_tx_stop(rmt_contex.hal.regs, channel);
#else #else
// write ending marker to stop the TX channel // write ending marker to stop the TX channel

1
components/esp_driver_rmt/include/driver/rmt_tx.h
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@@ -46,6 +46,7 @@ typedef struct {
uint32_t io_od_mode: 1; /*!< Configure the GPIO as open-drain mode */ uint32_t io_od_mode: 1; /*!< Configure the GPIO as open-drain mode */
uint32_t allow_pd: 1; /*!< If set, driver allows the power domain to be powered off when system enters sleep mode. uint32_t allow_pd: 1; /*!< If set, driver allows the power domain to be powered off when system enters sleep mode.
This can save power, but at the expense of more RAM being consumed to save register context. */ This can save power, but at the expense of more RAM being consumed to save register context. */
uint32_t init_level: 1; /*!< Set the initial level of the RMT channel signal */
} flags; /*!< TX channel config flags */ } flags; /*!< TX channel config flags */
} rmt_tx_channel_config_t; } rmt_tx_channel_config_t;

10
components/esp_driver_rmt/src/rmt_rx.c
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@@ -599,6 +599,16 @@ static bool IRAM_ATTR rmt_isr_handle_rx_done(rmt_rx_channel_t *rx_chan)
rmt_ll_rx_enable(hal->regs, channel_id, false); rmt_ll_rx_enable(hal->regs, channel_id, false);
portEXIT_CRITICAL_ISR(&channel->spinlock); portEXIT_CRITICAL_ISR(&channel->spinlock);
#if !SOC_RMT_SUPPORT_ASYNC_STOP
// This is a workaround for ESP32.
// The RX engine can not be disabled once it is enabled in ESP32
// If the state isn't RMT_FSM_RUN, it means the RX engine was disabled
// and we shouldn't process the data.
if (atomic_load(&channel->fsm) != RMT_FSM_RUN) {
return false;
}
#endif
uint32_t offset = rmt_ll_rx_get_memory_writer_offset(hal->regs, channel_id); uint32_t offset = rmt_ll_rx_get_memory_writer_offset(hal->regs, channel_id);
// Start from C6, the actual pulse count is the number of input pulses N - 1. // Start from C6, the actual pulse count is the number of input pulses N - 1.

6
components/esp_driver_rmt/src/rmt_tx.c
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@@ -344,7 +344,7 @@ esp_err_t rmt_new_tx_channel(const rmt_tx_channel_config_t *config, rmt_channel_
// disable carrier modulation by default, can re-enable by `rmt_apply_carrier()` // disable carrier modulation by default, can re-enable by `rmt_apply_carrier()`
rmt_ll_tx_enable_carrier_modulation(hal->regs, channel_id, false); rmt_ll_tx_enable_carrier_modulation(hal->regs, channel_id, false);
// idle level is determined by register value // idle level is determined by register value
rmt_ll_tx_fix_idle_level(hal->regs, channel_id, 0, true); rmt_ll_tx_fix_idle_level(hal->regs, channel_id, config->flags.init_level, true);
// always enable tx wrap, both DMA mode and ping-pong mode rely this feature // always enable tx wrap, both DMA mode and ping-pong mode rely this feature
rmt_ll_tx_enable_wrap(hal->regs, channel_id, true); rmt_ll_tx_enable_wrap(hal->regs, channel_id, true);
@@ -828,14 +828,14 @@ static esp_err_t rmt_tx_disable(rmt_channel_handle_t channel)
// disable the hardware // disable the hardware
portENTER_CRITICAL(&channel->spinlock); portENTER_CRITICAL(&channel->spinlock);
rmt_ll_tx_enable_loop(hal->regs, channel->channel_id, false); 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); rmt_ll_tx_stop(hal->regs, channel->channel_id);
#endif #endif
portEXIT_CRITICAL(&channel->spinlock); portEXIT_CRITICAL(&channel->spinlock);
portENTER_CRITICAL(&group->spinlock); portENTER_CRITICAL(&group->spinlock);
rmt_ll_enable_interrupt(hal->regs, RMT_LL_EVENT_TX_MASK(channel_id), false); 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 // we do a trick to stop the undergoing transmission
// stop interrupt, insert EOF marker to the RMT memory, polling the trans_done event // stop interrupt, insert EOF marker to the RMT memory, polling the trans_done event
channel->hw_mem_base[0].val = 0; channel->hw_mem_base[0].val = 0;

2
components/soc/esp32c3/include/soc/Kconfig.soc_caps.in
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@@ -603,7 +603,7 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool bool
default y default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP config SOC_RMT_SUPPORT_ASYNC_STOP
bool bool
default y default y

2
components/soc/esp32c3/include/soc/soc_caps.h
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@@ -248,7 +248,7 @@
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */ #define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */ #define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */ #define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */ #define SOC_RMT_SUPPORT_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */ #define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */
#define SOC_RMT_SUPPORT_TX_CARRIER_DATA_ONLY 1 /*!< TX carrier can be modulated to data phase only */ #define SOC_RMT_SUPPORT_TX_CARRIER_DATA_ONLY 1 /*!< TX carrier can be modulated to data phase only */

2
components/soc/esp32c5/include/soc/Kconfig.soc_caps.in
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@@ -815,7 +815,7 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool bool
default y default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP config SOC_RMT_SUPPORT_ASYNC_STOP
bool bool
default y default y

2
components/soc/esp32c5/include/soc/soc_caps.h
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@@ -336,7 +336,7 @@
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */ #define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */ #define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */ #define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */ #define SOC_RMT_SUPPORT_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */ #define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */

2
components/soc/esp32c6/include/soc/Kconfig.soc_caps.in
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@@ -819,7 +819,7 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool bool
default y default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP config SOC_RMT_SUPPORT_ASYNC_STOP
bool bool
default y default y

2
components/soc/esp32c6/include/soc/soc_caps.h
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@@ -320,7 +320,7 @@
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */ #define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */ #define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */ #define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */ #define SOC_RMT_SUPPORT_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */ #define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */

2
components/soc/esp32h2/include/soc/Kconfig.soc_caps.in
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@@ -811,7 +811,7 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool bool
default y default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP config SOC_RMT_SUPPORT_ASYNC_STOP
bool bool
default y default y

2
components/soc/esp32h2/include/soc/soc_caps.h
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@@ -333,7 +333,7 @@
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */ #define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */ #define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */ #define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */ #define SOC_RMT_SUPPORT_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */ #define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */

2
components/soc/esp32p4/include/soc/Kconfig.soc_caps.in
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@@ -1183,7 +1183,7 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool bool
default y default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP config SOC_RMT_SUPPORT_ASYNC_STOP
bool bool
default y default y

2
components/soc/esp32p4/include/soc/soc_caps.h
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@@ -426,7 +426,7 @@
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */ #define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */ #define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */ #define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */ #define SOC_RMT_SUPPORT_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */ #define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */

2
components/soc/esp32s2/include/soc/Kconfig.soc_caps.in
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@@ -623,7 +623,7 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool bool
default y default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP config SOC_RMT_SUPPORT_ASYNC_STOP
bool bool
default y default y

2
components/soc/esp32s2/include/soc/soc_caps.h
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@@ -264,7 +264,7 @@
#define SOC_RMT_CHANNELS_PER_GROUP 4 /*!< Total 4 channels */ #define SOC_RMT_CHANNELS_PER_GROUP 4 /*!< Total 4 channels */
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 64 /*!< Each channel owns 64 words memory (1 word = 4 Bytes) */ #define SOC_RMT_MEM_WORDS_PER_CHANNEL 64 /*!< Each channel owns 64 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */ #define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */ #define SOC_RMT_SUPPORT_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmitting specified number of cycles in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmitting specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */ #define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */
#define SOC_RMT_SUPPORT_TX_CARRIER_DATA_ONLY 1 /*!< TX carrier can be modulated to data phase only */ #define SOC_RMT_SUPPORT_TX_CARRIER_DATA_ONLY 1 /*!< TX carrier can be modulated to data phase only */

2
components/soc/esp32s3/include/soc/Kconfig.soc_caps.in
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@@ -731,7 +731,7 @@ config SOC_RMT_SUPPORT_RX_DEMODULATION
bool bool
default y default y
config SOC_RMT_SUPPORT_TX_ASYNC_STOP config SOC_RMT_SUPPORT_ASYNC_STOP
bool bool
default y default y

2
components/soc/esp32s3/include/soc/soc_caps.h
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@@ -280,7 +280,7 @@
#define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */ #define SOC_RMT_MEM_WORDS_PER_CHANNEL 48 /*!< Each channel owns 48 words memory (1 word = 4 Bytes) */
#define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */ #define SOC_RMT_SUPPORT_RX_PINGPONG 1 /*!< Support Ping-Pong mode on RX path */
#define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */ #define SOC_RMT_SUPPORT_RX_DEMODULATION 1 /*!< Support signal demodulation on RX path (i.e. remove carrier) */
#define SOC_RMT_SUPPORT_TX_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */ #define SOC_RMT_SUPPORT_ASYNC_STOP 1 /*!< Support stop transmission asynchronously */
#define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_COUNT 1 /*!< Support transmit specified number of cycles in loop mode */
#define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */ #define SOC_RMT_SUPPORT_TX_LOOP_AUTO_STOP 1 /*!< Hardware support of auto-stop in loop mode */
#define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */ #define SOC_RMT_SUPPORT_TX_SYNCHRO 1 /*!< Support coordinate a group of TX channels to start simultaneously */