From ba399abb5da3334ac264a94a945bc0ea02f47dfb Mon Sep 17 00:00:00 2001 From: Albert Kharisov Date: Fri, 6 Aug 2021 00:11:35 +0300 Subject: [PATCH] IRDA: Use DMA for async TX (#608) --- applications/irda/cli/irda-cli.cpp | 11 +- .../targets/api-hal-include/api-hal-irda.h | 82 ++- firmware/targets/f6/Src/stm32wbxx_it.c | 5 - .../targets/f6/api-hal/api-hal-interrupt.c | 19 +- firmware/targets/f6/api-hal/api-hal-irda.c | 555 +++++++++++++++--- lib/irda/encoder_decoder/irda.h | 12 +- lib/irda/worker/irda_transmit.c | 118 ++-- lib/irda/worker/irda_transmit.h | 3 +- lib/irda/worker/irda_worker.c | 14 +- 9 files changed, 657 insertions(+), 162 deletions(-) diff --git a/applications/irda/cli/irda-cli.cpp b/applications/irda/cli/irda-cli.cpp index 8e15cd707..07aef3278 100644 --- a/applications/irda/cli/irda-cli.cpp +++ b/applications/irda/cli/irda-cli.cpp @@ -10,6 +10,7 @@ #include #include #include +#include static void signal_received_callback(void* context, IrdaWorkerSignal* received_signal) { furi_assert(received_signal); @@ -47,7 +48,7 @@ static void signal_received_callback(void* context, IrdaWorkerSignal* received_s } static void irda_cli_start_ir_rx(Cli* cli, string_t args, void* context) { - if(api_hal_irda_rx_irq_is_busy()) { + if(api_hal_irda_is_busy()) { printf("IRDA is busy. Exit."); return; } @@ -105,7 +106,7 @@ static bool parse_signal_raw( uint32_t* timings, uint32_t* timings_cnt, float* duty_cycle, - float* frequency) { + uint32_t* frequency) { char frequency_str[10]; char duty_cycle_str[10]; int parsed = sscanf(str, "RAW F:%9s DC:%9s", frequency_str, duty_cycle_str); @@ -141,14 +142,14 @@ static bool parse_signal_raw( } static void irda_cli_start_ir_tx(Cli* cli, string_t args, void* context) { - if(api_hal_irda_rx_irq_is_busy()) { + if(api_hal_irda_is_busy()) { printf("IRDA is busy. Exit."); return; } IrdaMessage message; const char* str = string_get_cstr(args); - float frequency; + uint32_t frequency; float duty_cycle; uint32_t* timings = (uint32_t*)furi_alloc(sizeof(uint32_t) * 1000); uint32_t timings_cnt = 1000; @@ -156,7 +157,7 @@ static void irda_cli_start_ir_tx(Cli* cli, string_t args, void* context) { if(parse_message(str, &message)) { irda_send(&message, 1); } else if(parse_signal_raw(str, timings, &timings_cnt, &duty_cycle, &frequency)) { - irda_send_raw_ext(timings, timings_cnt, true, duty_cycle, frequency); + irda_send_raw_ext(timings, timings_cnt, true, frequency, duty_cycle); } else { printf("Wrong arguments.\r\n"); irda_cli_print_usage(); diff --git a/firmware/targets/api-hal-include/api-hal-irda.h b/firmware/targets/api-hal-include/api-hal-irda.h index 45542a7c4..ee3f7106a 100644 --- a/firmware/targets/api-hal-include/api-hal-irda.h +++ b/firmware/targets/api-hal-include/api-hal-irda.h @@ -1,11 +1,21 @@ #pragma once #include #include +#include #ifdef __cplusplus extern "C" { #endif +typedef enum { + ApiHalIrdaTxGetDataStateError, /* An error occured during transmission */ + ApiHalIrdaTxGetDataStateOk, /* New data obtained */ + ApiHalIrdaTxGetDataStateDone, /* New data obtained, and this is end of package */ + ApiHalIrdaTxGetDataStateLastDone, /* New data obtained, and this is end of package and no more data available */ +} ApiHalIrdaTxGetDataState; + +typedef ApiHalIrdaTxGetDataState (*ApiHalIrdaTxGetDataCallback) (void* context, uint32_t* duration, bool* level); + /** * Signature of callback function for receiving continuous IRDA rx signal. * @@ -13,26 +23,26 @@ extern "C" { * @param level[in] - level of input IRDA rx signal * @param duration[in] - duration of continuous rx signal level in us */ -typedef void (*ApiHalIrdaCaptureCallback)(void* ctx, bool level, uint32_t duration); +typedef void (*ApiHalIrdaRxCaptureCallback)(void* ctx, bool level, uint32_t duration); /** * Signature of callback function for reaching silence timeout on IRDA port. * * @param ctx[in] - context to pass to callback */ -typedef void (*ApiHalIrdaTimeoutCallback)(void* ctx); +typedef void (*ApiHalIrdaRxTimeoutCallback)(void* ctx); /** * Initialize IRDA RX timer to receive interrupts. * It provides interrupts for every RX-signal edge changing * with its duration. */ -void api_hal_irda_rx_irq_init(void); +void api_hal_irda_async_rx_start(void); /** * Deinitialize IRDA RX interrupt. */ -void api_hal_irda_rx_irq_deinit(void); +void api_hal_irda_async_rx_stop(void); /** Setup api hal for receiving silence timeout. * Should be used with 'api_hal_irda_timeout_irq_set_callback()'. @@ -40,7 +50,7 @@ void api_hal_irda_rx_irq_deinit(void); * @param[in] timeout_ms - time to wait for silence on IRDA port * before generating IRQ. */ -void api_hal_irda_rx_timeout_irq_init(uint32_t timeout_ms); +void api_hal_irda_async_rx_set_timeout(uint32_t timeout_ms); /** * Setup callback for previously initialized IRDA RX interrupt. @@ -48,7 +58,7 @@ void api_hal_irda_rx_timeout_irq_init(uint32_t timeout_ms); * @param[in] callback - callback to call when RX signal edge changing occurs * @param[in] ctx - context for callback */ -void api_hal_irda_rx_irq_set_callback(ApiHalIrdaCaptureCallback callback, void *ctx); +void api_hal_irda_async_rx_set_capture_isr_callback(ApiHalIrdaRxCaptureCallback callback, void *ctx); /** * Setup callback for reaching silence timeout on IRDA port. @@ -57,27 +67,53 @@ void api_hal_irda_rx_irq_set_callback(ApiHalIrdaCaptureCallback callback, void * * @param[in] callback - callback for silence timeout * @param[in] ctx - context to pass to callback */ -void api_hal_irda_rx_timeout_irq_set_callback(ApiHalIrdaTimeoutCallback callback, void *ctx); - -/** - * Start generating IRDA TX PWM. Provides PWM initialization on - * defined frequency. - * - * @param[in] duty_cycle - duty cycle - * @param[in] freq - PWM frequency to generate - */ -void api_hal_irda_pwm_set(float duty_cycle, float freq); - -/** - * Stop generating IRDA PWM signal. - */ -void api_hal_irda_pwm_stop(); +void api_hal_irda_async_rx_set_timeout_isr_callback(ApiHalIrdaRxTimeoutCallback callback, void *ctx); /** * Check if IRDA is in use now. - * @return false - IRDA is busy, true otherwise. + * @return true - IRDA is busy, false otherwise. */ -bool api_hal_irda_rx_irq_is_busy(void); +bool api_hal_irda_is_busy(void); + +/** + * Set callback providing new data. This function has to be called + * before api_hal_irda_async_tx_start(). + * + * @param[in] callback - function to provide new data + * @param[in] context - context for callback + */ +void api_hal_irda_async_tx_set_data_isr_callback(ApiHalIrdaTxGetDataCallback callback, void* context); + +/** + * Start IR asynchronous transmission. It can be stopped by 2 reasons: + * 1) implicit call for api_hal_irda_async_tx_stop() + * 2) callback can provide ApiHalIrdaTxGetDataStateLastDone response + * which means no more data available for transmission. + * + * Any func (api_hal_irda_async_tx_stop() or + * api_hal_irda_async_tx_wait_termination()) has to be called to wait + * end of transmission and free resources. + * + * @param[in] freq - frequency for PWM + * @param[in] duty_cycle - duty cycle for PWM + * @return true if transmission successfully started, false otherwise. + * If start failed no need to free resources. + */ +bool api_hal_irda_async_tx_start(uint32_t freq, float duty_cycle); + +/** + * Stop IR asynchronous transmission and free resources. + * Transmission will stop as soon as transmission reaches end of + * package (ApiHalIrdaTxGetDataStateDone or ApiHalIrdaTxGetDataStateLastDone). + */ +void api_hal_irda_async_tx_stop(void); + +/** + * Wait for end of IR asynchronous transmission and free resources. + * Transmission will stop as soon as transmission reaches end of + * transmission (ApiHalIrdaTxGetDataStateLastDone). + */ +void api_hal_irda_async_tx_wait_termination(void); #ifdef __cplusplus } diff --git a/firmware/targets/f6/Src/stm32wbxx_it.c b/firmware/targets/f6/Src/stm32wbxx_it.c index 92eacf59b..5511cfe5f 100644 --- a/firmware/targets/f6/Src/stm32wbxx_it.c +++ b/firmware/targets/f6/Src/stm32wbxx_it.c @@ -32,11 +32,6 @@ void COMP_IRQHandler(void) { HAL_COMP_IRQHandler(&hcomp1); } -void TIM1_UP_TIM16_IRQHandler(void) { - HAL_TIM_IRQHandler(&htim1); - HAL_TIM_IRQHandler(&htim16); -} - void TIM1_TRG_COM_TIM17_IRQHandler(void) { HAL_TIM_IRQHandler(&htim1); } diff --git a/firmware/targets/f6/api-hal/api-hal-interrupt.c b/firmware/targets/f6/api-hal/api-hal-interrupt.c index 67394973f..fd5cd2be1 100644 --- a/firmware/targets/f6/api-hal/api-hal-interrupt.c +++ b/firmware/targets/f6/api-hal/api-hal-interrupt.c @@ -5,6 +5,7 @@ #include volatile ApiHalInterruptISR api_hal_tim_tim2_isr = NULL; +volatile ApiHalInterruptISR api_hal_tim_tim1_isr = NULL; #define API_HAL_INTERRUPT_DMA_COUNT 2 #define API_HAL_INTERRUPT_DMA_CHANNELS_COUNT 8 @@ -32,6 +33,13 @@ void api_hal_interrupt_set_timer_isr(TIM_TypeDef* timer, ApiHalInterruptISR isr) furi_assert(api_hal_tim_tim2_isr != NULL); } api_hal_tim_tim2_isr = isr; + } else if (timer == TIM1) { + if (isr) { + furi_assert(api_hal_tim_tim1_isr == NULL); + } else { + furi_assert(api_hal_tim_tim1_isr != NULL); + } + api_hal_tim_tim1_isr = isr; } else { furi_check(0); } @@ -43,7 +51,7 @@ void api_hal_interrupt_set_dma_channel_isr(DMA_TypeDef* dma, uint32_t channel, A furi_check(channel < API_HAL_INTERRUPT_DMA_CHANNELS_COUNT); if (dma == DMA1) { api_hal_dma_channel_isr[0][channel] = isr; - } else if (dma == DMA1) { + } else if (dma == DMA2) { api_hal_dma_channel_isr[1][channel] = isr; } else { furi_check(0); @@ -73,6 +81,15 @@ void TIM2_IRQHandler(void) { } } +/* Timer 1 Update */ +void TIM1_UP_TIM16_IRQHandler(void) { + if (api_hal_tim_tim1_isr) { + api_hal_tim_tim1_isr(); + } else { + HAL_TIM_IRQHandler(&htim1); + } +} + /* DMA 1 */ void DMA1_Channel1_IRQHandler(void) { if (api_hal_dma_channel_isr[0][0]) api_hal_dma_channel_isr[0][0](); diff --git a/firmware/targets/f6/api-hal/api-hal-irda.c b/firmware/targets/f6/api-hal/api-hal-irda.c index fa3a3a455..345f68b52 100644 --- a/firmware/targets/f6/api-hal/api-hal-irda.c +++ b/firmware/targets/f6/api-hal/api-hal-irda.c @@ -1,4 +1,8 @@ #include "api-hal-irda.h" +#include "api-hal-delay.h" +#include "furi/check.h" +#include "stm32wbxx_ll_dma.h" +#include "sys/_stdint.h" #include #include #include @@ -9,81 +13,115 @@ #include #include +#include #include #include -static struct{ - ApiHalIrdaCaptureCallback capture_callback; +#define IRDA_TIM_TX_DMA_BUFFER_SIZE 200 +#define IRDA_POLARITY_SHIFT 1 + +#define IRDA_TX_CCMR_HIGH (TIM_CCMR2_OC3PE | LL_TIM_OCMODE_PWM2) /* Mark time - enable PWM2 mode */ +#define IRDA_TX_CCMR_LOW (TIM_CCMR2_OC3PE | LL_TIM_OCMODE_FORCED_INACTIVE) /* Space time - force low */ + +typedef struct{ + ApiHalIrdaRxCaptureCallback capture_callback; void *capture_context; - ApiHalIrdaTimeoutCallback timeout_callback; + ApiHalIrdaRxTimeoutCallback timeout_callback; void *timeout_context; -} timer_irda; +} IrdaTimRx; -typedef enum{ - TimerIRQSourceCCI1, - TimerIRQSourceCCI2, -} TimerIRQSource; +typedef struct{ + uint8_t* polarity; + uint16_t* data; + size_t size; + bool packet_end; + bool last_packet_end; +} IrdaTxBuf; -static void api_hal_irda_handle_timeout(void) { - /* Timers CNT register starts to counting from 0 to ARR, but it is - * reseted when Channel 1 catches interrupt. It is not reseted by - * channel 2, though, so we have to distract it's values (see TimerIRQSourceCCI1 ISR). - * This can cause false timeout: when time is over, but we started - * receiving new signal few microseconds ago, because CNT register - * is reseted once per period, not per sample. */ - if (LL_GPIO_IsInputPinSet(gpio_irda_rx.port, gpio_irda_rx.pin) == 0) - return; +typedef struct { + float cycle_duration; + ApiHalIrdaTxGetDataCallback data_callback; + void* data_context; + IrdaTxBuf buffer[2]; + osSemaphoreId_t stop_semaphore; +} IrdaTimTx; - if (timer_irda.timeout_callback) - timer_irda.timeout_callback(timer_irda.timeout_context); -} +typedef enum { + IrdaStateIdle, /** Api Hal Irda is ready to start RX or TX */ + IrdaStateAsyncRx, /** Async RX started */ + IrdaStateAsyncTx, /** Async TX started, DMA and timer is on */ + IrdaStateAsyncTxStopReq, /** Async TX started, async stop request received */ + IrdaStateAsyncTxStopInProgress, /** Async TX started, stop request is processed and we wait for last data to be sent */ + IrdaStateAsyncTxStopped, /** Async TX complete, cleanup needed */ + IrdaStateMAX, +} IrdaState; -/* High pin level is a Space state of IRDA signal. Invert level for further processing. */ -static void api_hal_irda_handle_capture(TimerIRQSource source) { - uint32_t duration = 0; - bool level = 0; +static volatile IrdaState api_hal_irda_state = IrdaStateIdle; +static IrdaTimTx irda_tim_tx; +static IrdaTimRx irda_tim_rx; - switch (source) { - case TimerIRQSourceCCI1: - duration = LL_TIM_IC_GetCaptureCH1(TIM2) - LL_TIM_IC_GetCaptureCH2(TIM2); - level = 1; - break; - case TimerIRQSourceCCI2: - duration = LL_TIM_IC_GetCaptureCH2(TIM2); - level = 0; - break; - default: - furi_check(0); - } +static bool api_hal_irda_tx_fill_buffer(uint8_t buf_num, uint8_t polarity_shift); +static void api_hal_irda_async_tx_free_resources(void); +static void api_hal_irda_tx_dma_set_polarity(uint8_t buf_num, uint8_t polarity_shift); +static void api_hal_irda_tx_dma_set_buffer(uint8_t buf_num); +static void api_hal_irda_tx_fill_buffer_last(uint8_t buf_num); +static uint8_t api_hal_irda_get_current_dma_tx_buffer(void); +static void api_hal_irda_tx_dma_polarity_isr(); +static void api_hal_irda_tx_dma_isr(); - if (timer_irda.capture_callback) - timer_irda.capture_callback(timer_irda.capture_context, level, duration); -} +static void api_hal_irda_tim_rx_isr() { -static void api_hal_irda_isr() { + /* Timeout */ if(LL_TIM_IsActiveFlag_CC3(TIM2)) { LL_TIM_ClearFlag_CC3(TIM2); - api_hal_irda_handle_timeout(); - } - if(LL_TIM_IsActiveFlag_CC1(TIM2)) { - LL_TIM_ClearFlag_CC1(TIM2); + furi_assert(api_hal_irda_state == IrdaStateAsyncRx); - if(READ_BIT(TIM2->CCMR1, TIM_CCMR1_CC1S)) { - // input capture - api_hal_irda_handle_capture(TimerIRQSourceCCI1); + /* Timers CNT register starts to counting from 0 to ARR, but it is + * reseted when Channel 1 catches interrupt. It is not reseted by + * channel 2, though, so we have to distract it's values (see TimerIRQSourceCCI1 ISR). + * This can cause false timeout: when time is over, but we started + * receiving new signal few microseconds ago, because CNT register + * is reseted once per period, not per sample. */ + if (LL_GPIO_IsInputPinSet(gpio_irda_rx.port, gpio_irda_rx.pin) != 0) { + if (irda_tim_rx.timeout_callback) + irda_tim_rx.timeout_callback(irda_tim_rx.timeout_context); } } + + /* Rising Edge */ + if(LL_TIM_IsActiveFlag_CC1(TIM2)) { + LL_TIM_ClearFlag_CC1(TIM2); + furi_assert(api_hal_irda_state == IrdaStateAsyncRx); + + if(READ_BIT(TIM2->CCMR1, TIM_CCMR1_CC1S)) { + /* Low pin level is a Mark state of IRDA signal. Invert level for further processing. */ + uint32_t duration = LL_TIM_IC_GetCaptureCH1(TIM2) - LL_TIM_IC_GetCaptureCH2(TIM2); + if (irda_tim_rx.capture_callback) + irda_tim_rx.capture_callback(irda_tim_rx.capture_context, 1, duration); + } else { + furi_assert(0); + } + } + + /* Falling Edge */ if(LL_TIM_IsActiveFlag_CC2(TIM2)) { LL_TIM_ClearFlag_CC2(TIM2); + furi_assert(api_hal_irda_state == IrdaStateAsyncRx); if(READ_BIT(TIM2->CCMR1, TIM_CCMR1_CC2S)) { - // input capture - api_hal_irda_handle_capture(TimerIRQSourceCCI2); + /* High pin level is a Space state of IRDA signal. Invert level for further processing. */ + uint32_t duration = LL_TIM_IC_GetCaptureCH2(TIM2); + if (irda_tim_rx.capture_callback) + irda_tim_rx.capture_callback(irda_tim_rx.capture_context, 0, duration); + } else { + furi_assert(0); } } } -void api_hal_irda_rx_irq_init(void) { +void api_hal_irda_async_rx_start(void) { + furi_assert(api_hal_irda_state == IrdaStateIdle); + LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_TIM2); LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOA); @@ -114,50 +152,433 @@ void api_hal_irda_rx_irq_init(void) { LL_TIM_IC_SetActiveInput(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_ACTIVEINPUT_INDIRECTTI); LL_TIM_IC_SetPrescaler(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_ICPSC_DIV1); + api_hal_interrupt_set_timer_isr(TIM2, api_hal_irda_tim_rx_isr); + api_hal_irda_state = IrdaStateAsyncRx; + LL_TIM_EnableIT_CC1(TIM2); LL_TIM_EnableIT_CC2(TIM2); LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH1); LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH2); - api_hal_interrupt_set_timer_isr(TIM2, api_hal_irda_isr); - LL_TIM_SetCounter(TIM2, 0); LL_TIM_EnableCounter(TIM2); - NVIC_SetPriority(TIM2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),5, 0)); + NVIC_SetPriority(TIM2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0)); NVIC_EnableIRQ(TIM2_IRQn); } -void api_hal_irda_rx_irq_deinit(void) { +void api_hal_irda_async_rx_stop(void) { + furi_assert(api_hal_irda_state == IrdaStateAsyncRx); LL_TIM_DeInit(TIM2); api_hal_interrupt_set_timer_isr(TIM2, NULL); + LL_APB1_GRP1_DisableClock(LL_APB1_GRP1_PERIPH_TIM2); + api_hal_irda_state = IrdaStateIdle; } -void api_hal_irda_rx_timeout_irq_init(uint32_t timeout_ms) { +void api_hal_irda_async_rx_set_timeout(uint32_t timeout_ms) { LL_TIM_OC_SetCompareCH3(TIM2, timeout_ms * 1000); LL_TIM_OC_SetMode(TIM2, LL_TIM_CHANNEL_CH3, LL_TIM_OCMODE_ACTIVE); LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH3); LL_TIM_EnableIT_CC3(TIM2); } -bool api_hal_irda_rx_irq_is_busy(void) { - return (LL_TIM_IsEnabledIT_CC1(TIM2) || LL_TIM_IsEnabledIT_CC2(TIM2)); +bool api_hal_irda_is_busy(void) { + return api_hal_irda_state != IrdaStateIdle; } -void api_hal_irda_rx_irq_set_callback(ApiHalIrdaCaptureCallback callback, void *ctx) { - timer_irda.capture_callback = callback; - timer_irda.capture_context = ctx; +void api_hal_irda_async_rx_set_capture_isr_callback(ApiHalIrdaRxCaptureCallback callback, void *ctx) { + irda_tim_rx.capture_callback = callback; + irda_tim_rx.capture_context = ctx; } -void api_hal_irda_rx_timeout_irq_set_callback(ApiHalIrdaTimeoutCallback callback, void *ctx) { - timer_irda.timeout_callback = callback; - timer_irda.timeout_context = ctx; +void api_hal_irda_async_rx_set_timeout_isr_callback(ApiHalIrdaRxTimeoutCallback callback, void *ctx) { + irda_tim_rx.timeout_callback = callback; + irda_tim_rx.timeout_context = ctx; } -void api_hal_irda_pwm_set(float value, float freq) { - hal_pwmn_set(value, freq, &IRDA_TX_TIM, IRDA_TX_CH); +static void api_hal_irda_tx_dma_terminate(void) { + LL_DMA_DisableIT_TC(DMA1, LL_DMA_CHANNEL_1); + LL_DMA_DisableIT_HT(DMA1, LL_DMA_CHANNEL_2); + LL_DMA_DisableIT_TC(DMA1, LL_DMA_CHANNEL_2); + + furi_assert(api_hal_irda_state == IrdaStateAsyncTxStopInProgress); + + LL_DMA_DisableIT_TC(DMA1, LL_DMA_CHANNEL_1); + LL_DMA_DisableChannel(DMA1, LL_DMA_CHANNEL_2); + LL_DMA_DisableChannel(DMA1, LL_DMA_CHANNEL_1); + LL_TIM_DisableCounter(TIM1); + osStatus_t status = osSemaphoreRelease(irda_tim_tx.stop_semaphore); + furi_check(status == osOK); + api_hal_irda_state = IrdaStateAsyncTxStopped; } -void api_hal_irda_pwm_stop() { - hal_pwmn_stop(&IRDA_TX_TIM, IRDA_TX_CH); +static uint8_t api_hal_irda_get_current_dma_tx_buffer(void) { + uint8_t buf_num = 0; + uint32_t buffer_adr = LL_DMA_GetMemoryAddress(DMA1, LL_DMA_CHANNEL_2); + if (buffer_adr == (uint32_t) irda_tim_tx.buffer[0].data) { + buf_num = 0; + } else if (buffer_adr == (uint32_t) irda_tim_tx.buffer[1].data) { + buf_num = 1; + } else { + furi_assert(0); + } + return buf_num; } + +static void api_hal_irda_tx_dma_polarity_isr() { + if (LL_DMA_IsActiveFlag_TE1(DMA1)) { + LL_DMA_ClearFlag_TE1(DMA1); + furi_check(0); + } + if (LL_DMA_IsActiveFlag_TC1(DMA1) && LL_DMA_IsEnabledIT_TC(DMA1, LL_DMA_CHANNEL_1)) { + LL_DMA_ClearFlag_TC1(DMA1); + + furi_check((api_hal_irda_state == IrdaStateAsyncTx) + || (api_hal_irda_state == IrdaStateAsyncTxStopReq) + || (api_hal_irda_state == IrdaStateAsyncTxStopInProgress)); + /* actually TC2 is processed and buffer is next buffer */ + uint8_t next_buf_num = api_hal_irda_get_current_dma_tx_buffer(); + api_hal_irda_tx_dma_set_polarity(next_buf_num, 0); + } +} + +static void api_hal_irda_tx_dma_isr() { + if (LL_DMA_IsActiveFlag_TE2(DMA1)) { + LL_DMA_ClearFlag_TE2(DMA1); + furi_check(0); + } + if (LL_DMA_IsActiveFlag_HT2(DMA1) && LL_DMA_IsEnabledIT_HT(DMA1, LL_DMA_CHANNEL_2)) { + LL_DMA_ClearFlag_HT2(DMA1); + uint8_t buf_num = api_hal_irda_get_current_dma_tx_buffer(); + uint8_t next_buf_num = !buf_num; + if (irda_tim_tx.buffer[buf_num].last_packet_end) { + LL_DMA_DisableIT_HT(DMA1, LL_DMA_CHANNEL_2); + } else if (!irda_tim_tx.buffer[buf_num].packet_end || (api_hal_irda_state == IrdaStateAsyncTx)) { + bool result = api_hal_irda_tx_fill_buffer(next_buf_num, 0); + if (irda_tim_tx.buffer[next_buf_num].last_packet_end) { + LL_DMA_DisableIT_HT(DMA1, LL_DMA_CHANNEL_2); + } + if (!result) { + furi_assert(0); + api_hal_irda_state = IrdaStateAsyncTxStopReq; + } + } else if (api_hal_irda_state == IrdaStateAsyncTxStopReq) { + /* fallthrough */ + } else { + furi_check(0); + } + } + if (LL_DMA_IsActiveFlag_TC2(DMA1) && LL_DMA_IsEnabledIT_TC(DMA1, LL_DMA_CHANNEL_2)) { + LL_DMA_ClearFlag_TC2(DMA1); + furi_check((api_hal_irda_state == IrdaStateAsyncTxStopInProgress) + || (api_hal_irda_state == IrdaStateAsyncTxStopReq) + || (api_hal_irda_state == IrdaStateAsyncTx)); + + uint8_t buf_num = api_hal_irda_get_current_dma_tx_buffer(); + uint8_t next_buf_num = !buf_num; + if (api_hal_irda_state == IrdaStateAsyncTxStopInProgress) { + api_hal_irda_tx_dma_terminate(); + } else if (irda_tim_tx.buffer[buf_num].last_packet_end + || (irda_tim_tx.buffer[buf_num].packet_end && (api_hal_irda_state == IrdaStateAsyncTxStopReq))) { + api_hal_irda_state = IrdaStateAsyncTxStopInProgress; + api_hal_irda_tx_fill_buffer_last(next_buf_num); + api_hal_irda_tx_dma_set_buffer(next_buf_num); + } else { + /* if it's not end of the packet - continue receiving */ + api_hal_irda_tx_dma_set_buffer(next_buf_num); + } + } +} + +static void api_hal_irda_configure_tim_pwm_tx(uint32_t freq, float duty_cycle) +{ + LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_TIM1); +/* LL_DBGMCU_APB2_GRP1_FreezePeriph(LL_DBGMCU_APB2_GRP1_TIM1_STOP); */ + + LL_TIM_DisableCounter(TIM1); + LL_TIM_SetRepetitionCounter(TIM1, 0); + LL_TIM_SetCounter(TIM1, 0); + LL_TIM_SetPrescaler(TIM1, 0); + LL_TIM_SetCounterMode(TIM1, LL_TIM_COUNTERMODE_UP); + LL_TIM_EnableARRPreload(TIM1); + LL_TIM_SetAutoReload(TIM1, __LL_TIM_CALC_ARR(SystemCoreClock, LL_TIM_GetPrescaler(TIM1), freq)); + LL_TIM_OC_SetCompareCH3(TIM1, ( (LL_TIM_GetAutoReload(TIM1) + 1 ) * (1 - duty_cycle))); + LL_TIM_OC_EnablePreload(TIM1, LL_TIM_CHANNEL_CH3); + /* LL_TIM_OCMODE_PWM2 set by DMA */ + LL_TIM_OC_SetMode(TIM1, LL_TIM_CHANNEL_CH3, LL_TIM_OCMODE_FORCED_INACTIVE); + LL_TIM_OC_SetPolarity(TIM1, LL_TIM_CHANNEL_CH3N, LL_TIM_OCPOLARITY_HIGH); + LL_TIM_OC_DisableFast(TIM1, LL_TIM_CHANNEL_CH3); + LL_TIM_CC_EnableChannel(TIM1, LL_TIM_CHANNEL_CH3N); + LL_TIM_DisableIT_CC3(TIM1); + LL_TIM_DisableMasterSlaveMode(TIM1); + LL_TIM_EnableAllOutputs(TIM1); + LL_TIM_DisableIT_UPDATE(TIM1); + LL_TIM_EnableDMAReq_UPDATE(TIM1); + + NVIC_SetPriority(TIM1_UP_TIM16_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0)); + NVIC_EnableIRQ(TIM1_UP_TIM16_IRQn); +} + +static void api_hal_irda_configure_tim_cmgr2_dma_tx(void) { + LL_C2_AHB1_GRP1_EnableClock(LL_C2_AHB1_GRP1_PERIPH_DMA1); + + LL_DMA_InitTypeDef dma_config = {0}; + dma_config.PeriphOrM2MSrcAddress = (uint32_t)&(TIM1->CCMR2); + dma_config.MemoryOrM2MDstAddress = (uint32_t) NULL; + dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH; + dma_config.Mode = LL_DMA_MODE_NORMAL; + dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT; + dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT; + /* fill word to have other bits set to 0 */ + dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_WORD; + dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_BYTE; + dma_config.NbData = 0; + dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM1_UP; + dma_config.Priority = LL_DMA_PRIORITY_VERYHIGH; + LL_DMA_Init(DMA1, LL_DMA_CHANNEL_1, &dma_config); + api_hal_interrupt_set_dma_channel_isr(DMA1, LL_DMA_CHANNEL_1, api_hal_irda_tx_dma_polarity_isr); + LL_DMA_ClearFlag_TE1(DMA1); + LL_DMA_ClearFlag_TC1(DMA1); + LL_DMA_EnableIT_TE(DMA1, LL_DMA_CHANNEL_1); + LL_DMA_EnableIT_TC(DMA1, LL_DMA_CHANNEL_1); + + NVIC_SetPriority(DMA1_Channel1_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 4, 0)); + NVIC_EnableIRQ(DMA1_Channel1_IRQn); +} + +static void api_hal_irda_configure_tim_rcr_dma_tx(void) { + LL_C2_AHB1_GRP1_EnableClock(LL_C2_AHB1_GRP1_PERIPH_DMA1); + + LL_DMA_InitTypeDef dma_config = {0}; + dma_config.PeriphOrM2MSrcAddress = (uint32_t)&(TIM1->RCR); + dma_config.MemoryOrM2MDstAddress = (uint32_t) NULL; + dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH; + dma_config.Mode = LL_DMA_MODE_NORMAL; + dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT; + dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT; + dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_HALFWORD; + dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_HALFWORD; + dma_config.NbData = 0; + dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM1_UP; + dma_config.Priority = LL_DMA_PRIORITY_MEDIUM; + LL_DMA_Init(DMA1, LL_DMA_CHANNEL_2, &dma_config); + api_hal_interrupt_set_dma_channel_isr(DMA1, LL_DMA_CHANNEL_2, api_hal_irda_tx_dma_isr); + LL_DMA_ClearFlag_TC2(DMA1); + LL_DMA_ClearFlag_HT2(DMA1); + LL_DMA_ClearFlag_TE2(DMA1); + LL_DMA_EnableIT_TC(DMA1, LL_DMA_CHANNEL_2); + LL_DMA_EnableIT_HT(DMA1, LL_DMA_CHANNEL_2); + LL_DMA_EnableIT_TE(DMA1, LL_DMA_CHANNEL_2); + + NVIC_SetPriority(DMA1_Channel2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0)); + NVIC_EnableIRQ(DMA1_Channel2_IRQn); +} + +static void api_hal_irda_tx_fill_buffer_last(uint8_t buf_num) { + furi_assert(buf_num < 2); + furi_assert(api_hal_irda_state != IrdaStateAsyncRx); + furi_assert(api_hal_irda_state < IrdaStateMAX); + furi_assert(irda_tim_tx.data_callback); + IrdaTxBuf* buffer = &irda_tim_tx.buffer[buf_num]; + furi_assert(buffer->data != NULL); + furi_assert(buffer->polarity != NULL); + + irda_tim_tx.buffer[buf_num].data[0] = 0; // 1 pulse + irda_tim_tx.buffer[buf_num].polarity[0] = IRDA_TX_CCMR_LOW; + irda_tim_tx.buffer[buf_num].data[1] = 0; // 1 pulse + irda_tim_tx.buffer[buf_num].polarity[1] = IRDA_TX_CCMR_LOW; + irda_tim_tx.buffer[buf_num].size = 2; + irda_tim_tx.buffer[buf_num].last_packet_end = true; + irda_tim_tx.buffer[buf_num].packet_end = true; +} + +static bool api_hal_irda_tx_fill_buffer(uint8_t buf_num, uint8_t polarity_shift) { + furi_assert(buf_num < 2); + furi_assert(api_hal_irda_state != IrdaStateAsyncRx); + furi_assert(api_hal_irda_state < IrdaStateMAX); + furi_assert(irda_tim_tx.data_callback); + IrdaTxBuf* buffer = &irda_tim_tx.buffer[buf_num]; + furi_assert(buffer->data != NULL); + furi_assert(buffer->polarity != NULL); + + ApiHalIrdaTxGetDataState status = ApiHalIrdaTxGetDataStateOk; + uint32_t duration = 0; + bool level = 0; + size_t *size = &buffer->size; + size_t polarity_counter = 0; + while (polarity_shift--) { + buffer->polarity[polarity_counter++] = IRDA_TX_CCMR_LOW; + } + + for (*size = 0; (*size < IRDA_TIM_TX_DMA_BUFFER_SIZE) && (status == ApiHalIrdaTxGetDataStateOk); ++(*size), ++polarity_counter) { + status = irda_tim_tx.data_callback(irda_tim_tx.data_context, &duration, &level); + if (status == ApiHalIrdaTxGetDataStateError) { + furi_assert(0); + break; + } + + uint32_t num_of_impulses = roundf(duration / irda_tim_tx.cycle_duration); + + if ((buffer->data[*size] + num_of_impulses - 1) > 0xFFFF) { + furi_assert(0); + status = ApiHalIrdaTxGetDataStateError; + break; + } + + buffer->polarity[polarity_counter] = level ? IRDA_TX_CCMR_HIGH : IRDA_TX_CCMR_LOW; + buffer->data[*size] = num_of_impulses - 1; + } + + buffer->last_packet_end = (status == ApiHalIrdaTxGetDataStateLastDone); + buffer->packet_end = buffer->last_packet_end || (status == ApiHalIrdaTxGetDataStateDone); + + return status != ApiHalIrdaTxGetDataStateError; +} + +static void api_hal_irda_tx_dma_set_polarity(uint8_t buf_num, uint8_t polarity_shift) { + furi_assert(buf_num < 2); + furi_assert(api_hal_irda_state < IrdaStateMAX); + IrdaTxBuf* buffer = &irda_tim_tx.buffer[buf_num]; + furi_assert(buffer->polarity != NULL); + + __disable_irq(); + bool channel_enabled = LL_DMA_IsEnabledChannel(DMA1, LL_DMA_CHANNEL_1); + if (channel_enabled) { + LL_DMA_DisableChannel(DMA1, LL_DMA_CHANNEL_1); + } + LL_DMA_SetMemoryAddress(DMA1, LL_DMA_CHANNEL_1, (uint32_t) buffer->polarity); + LL_DMA_SetDataLength(DMA1, LL_DMA_CHANNEL_1, buffer->size + polarity_shift); + if (channel_enabled) { + LL_DMA_EnableChannel(DMA1, LL_DMA_CHANNEL_1); + } + __enable_irq(); +} + +static void api_hal_irda_tx_dma_set_buffer(uint8_t buf_num) { + furi_assert(buf_num < 2); + furi_assert(api_hal_irda_state < IrdaStateMAX); + IrdaTxBuf* buffer = &irda_tim_tx.buffer[buf_num]; + furi_assert(buffer->data != NULL); + + /* non-circular mode requires disabled channel before setup */ + __disable_irq(); + bool channel_enabled = LL_DMA_IsEnabledChannel(DMA1, LL_DMA_CHANNEL_2); + if (channel_enabled) { + LL_DMA_DisableChannel(DMA1, LL_DMA_CHANNEL_2); + } + LL_DMA_SetMemoryAddress(DMA1, LL_DMA_CHANNEL_2, (uint32_t)buffer->data); + LL_DMA_SetDataLength(DMA1, LL_DMA_CHANNEL_2, buffer->size); + if (channel_enabled) { + LL_DMA_EnableChannel(DMA1, LL_DMA_CHANNEL_2); + } + __enable_irq(); +} + +static void api_hal_irda_async_tx_free_resources(void) { + furi_assert((api_hal_irda_state == IrdaStateIdle) || (api_hal_irda_state == IrdaStateAsyncTxStopped)); + osStatus_t status; + + hal_gpio_init_ex(&gpio_irda_tx, GpioModeOutputOpenDrain, GpioPullDown, GpioSpeedLow, 0); + api_hal_interrupt_set_dma_channel_isr(DMA1, LL_DMA_CHANNEL_1, NULL); + api_hal_interrupt_set_dma_channel_isr(DMA1, LL_DMA_CHANNEL_2, NULL); + LL_TIM_DeInit(TIM1); + LL_APB2_GRP1_DisableClock(LL_APB2_GRP1_PERIPH_TIM1); + LL_C2_AHB1_GRP1_DisableClock(LL_C2_AHB1_GRP1_PERIPH_DMA1); + + status = osSemaphoreDelete(irda_tim_tx.stop_semaphore); + furi_check(status == osOK); + free(irda_tim_tx.buffer[0].data); + free(irda_tim_tx.buffer[1].data); + free(irda_tim_tx.buffer[0].polarity); + free(irda_tim_tx.buffer[1].polarity); + + irda_tim_tx.buffer[0].data = NULL; + irda_tim_tx.buffer[1].data = NULL; + irda_tim_tx.buffer[0].polarity = NULL; + irda_tim_tx.buffer[1].polarity = NULL; +} + +bool api_hal_irda_async_tx_start(uint32_t freq, float duty_cycle) { + if ((duty_cycle > 1) || (duty_cycle < 0) || (freq > 40000) || (freq < 10000) || (irda_tim_tx.data_callback == NULL)) { + furi_assert(0); + return false; + } + + furi_assert(api_hal_irda_state == IrdaStateIdle); + furi_assert(irda_tim_tx.buffer[0].data == NULL); + furi_assert(irda_tim_tx.buffer[1].data == NULL); + furi_assert(irda_tim_tx.buffer[0].polarity == NULL); + furi_assert(irda_tim_tx.buffer[1].polarity == NULL); + + size_t alloc_size_data = IRDA_TIM_TX_DMA_BUFFER_SIZE * sizeof(uint16_t); + irda_tim_tx.buffer[0].data = furi_alloc(alloc_size_data); + irda_tim_tx.buffer[1].data = furi_alloc(alloc_size_data); + + size_t alloc_size_polarity = (IRDA_TIM_TX_DMA_BUFFER_SIZE + IRDA_POLARITY_SHIFT) * sizeof(uint8_t); + irda_tim_tx.buffer[0].polarity = furi_alloc(alloc_size_polarity); + irda_tim_tx.buffer[1].polarity = furi_alloc(alloc_size_polarity); + + irda_tim_tx.stop_semaphore = osSemaphoreNew(1, 0, NULL); + irda_tim_tx.cycle_duration = 1000000.0 / freq; + + bool result = api_hal_irda_tx_fill_buffer(0, IRDA_POLARITY_SHIFT); + + if (result) { + api_hal_irda_configure_tim_pwm_tx(freq, duty_cycle); + api_hal_irda_configure_tim_cmgr2_dma_tx(); + api_hal_irda_configure_tim_rcr_dma_tx(); + api_hal_irda_tx_dma_set_polarity(0, IRDA_POLARITY_SHIFT); + api_hal_irda_tx_dma_set_buffer(0); + + api_hal_irda_state = IrdaStateAsyncTx; + + LL_TIM_ClearFlag_UPDATE(TIM1); + LL_DMA_EnableChannel(DMA1, LL_DMA_CHANNEL_1); + LL_DMA_EnableChannel(DMA1, LL_DMA_CHANNEL_2); + delay_us(5); + LL_TIM_GenerateEvent_UPDATE(TIM1); /* DMA -> TIMx_RCR */ + delay_us(5); + LL_GPIO_ResetOutputPin(gpio_irda_tx.port, gpio_irda_tx.pin); /* when disable it prevents false pulse */ + hal_gpio_init_ex(&gpio_irda_tx, GpioModeAltFunctionPushPull, GpioPullUp, GpioSpeedHigh, GpioAltFn1TIM1); + + __disable_irq(); + LL_TIM_GenerateEvent_UPDATE(TIM1); /* TIMx_RCR -> Repetition counter */ + LL_TIM_EnableCounter(TIM1); + __enable_irq(); + + } else { + api_hal_irda_async_tx_free_resources(); + } + + return result; +} + +void api_hal_irda_async_tx_wait_termination(void) { + furi_assert(api_hal_irda_state >= IrdaStateAsyncTx); + furi_assert(api_hal_irda_state < IrdaStateMAX); + + osStatus_t status; + status = osSemaphoreAcquire(irda_tim_tx.stop_semaphore, osWaitForever); + furi_check(status == osOK); + api_hal_irda_async_tx_free_resources(); + api_hal_irda_state = IrdaStateIdle; +} + +void api_hal_irda_async_tx_stop(void) { + furi_assert(api_hal_irda_state >= IrdaStateAsyncTx); + furi_assert(api_hal_irda_state < IrdaStateMAX); + + __disable_irq(); + if (api_hal_irda_state == IrdaStateAsyncTx) + api_hal_irda_state = IrdaStateAsyncTxStopReq; + __enable_irq(); + + api_hal_irda_async_tx_wait_termination(); +} + +void api_hal_irda_async_tx_set_data_isr_callback(ApiHalIrdaTxGetDataCallback callback, void* context) { + furi_assert(api_hal_irda_state == IrdaStateIdle); + irda_tim_tx.data_callback = callback; + irda_tim_tx.data_context = context; +} + diff --git a/lib/irda/encoder_decoder/irda.h b/lib/irda/encoder_decoder/irda.h index 3ca669428..2c3a7ac1b 100644 --- a/lib/irda/encoder_decoder/irda.h +++ b/lib/irda/encoder_decoder/irda.h @@ -46,7 +46,7 @@ IrdaDecoderHandler* irda_alloc_decoder(void); /** * Provide to decoder next timing. * - * \param[in] handler - handler to IRDA decoders. Should be aquired with \c irda_alloc_decoder(). + * \param[in] handler - handler to IRDA decoders. Should be acquired with \c irda_alloc_decoder(). * \param[in] level - high(true) or low(false) level of input signal to analyze. * it should alternate every call, otherwise it is an error case, * and decoder resets its state and start decoding from the start. @@ -58,14 +58,14 @@ const IrdaMessage* irda_decode(IrdaDecoderHandler* handler, bool level, uint32_t /** * Deinitialize decoder and free allocated memory. * - * \param[in] handler - handler to IRDA decoders. Should be aquired with \c irda_alloc_decoder(). + * \param[in] handler - handler to IRDA decoders. Should be acquired with \c irda_alloc_decoder(). */ void irda_free_decoder(IrdaDecoderHandler* handler); /** * Reset IRDA decoder. * - * \param[in] handler - handler to IRDA decoders. Should be aquired with \c irda_alloc_decoder(). + * \param[in] handler - handler to IRDA decoders. Should be acquired with \c irda_alloc_decoder(). */ void irda_reset_decoder(IrdaDecoderHandler* handler); @@ -119,7 +119,7 @@ IrdaEncoderHandler* irda_alloc_encoder(void); /** * Free encoder handler previously allocated with \c irda_alloc_encoder(). * - * \param[in] handler - handler to IRDA encoder. Should be aquired with \c irda_alloc_encoder(). + * \param[in] handler - handler to IRDA encoder. Should be acquired with \c irda_alloc_encoder(). */ void irda_free_encoder(IrdaEncoderHandler* handler); @@ -132,7 +132,7 @@ void irda_free_encoder(IrdaEncoderHandler* handler); * 4) when \c irda_encode() returns IrdaStatusDone, it means new message is fully encoded. * 5) to encode additional timings, just continue calling \c irda_encode(). * - * \param[in] handler - handler to IRDA encoder. Should be aquired with \c irda_alloc_encoder(). + * \param[in] handler - handler to IRDA encoder. Should be acquired with \c irda_alloc_encoder(). * \param[out] duration - encoded timing. * \param[out] level - encoded level. * @@ -145,7 +145,7 @@ IrdaStatus irda_encode(IrdaEncoderHandler* handler, uint32_t* duration, bool* le * IrdaStatusDone in \c irda_encode(), encoder will encode repeat messages * till the end of time. * - * \param[in] handler - handler to IRDA encoder. Should be aquired with \c irda_alloc_encoder(). + * \param[in] handler - handler to IRDA encoder. Should be acquired with \c irda_alloc_encoder(). * \param[in] message - message to encode. */ void irda_reset_encoder(IrdaEncoderHandler* handler, const IrdaMessage* message); diff --git a/lib/irda/worker/irda_transmit.c b/lib/irda/worker/irda_transmit.c index ae4d0f4f4..d06bf4608 100644 --- a/lib/irda/worker/irda_transmit.c +++ b/lib/irda/worker/irda_transmit.c @@ -6,72 +6,96 @@ #include #include -#define IRDA_SET_TX_COMMON(d, l) irda_set_tx((d), (l), IRDA_COMMON_DUTY_CYCLE, IRDA_COMMON_CARRIER_FREQUENCY) +static uint32_t irda_tx_number_of_transmissions = 0; +static uint32_t irda_tx_raw_timings_index = 0; +static uint32_t irda_tx_raw_timings_number = 0; +static uint32_t irda_tx_raw_start_from_mark = 0; +static bool irda_tx_raw_add_silence = false; -static void irda_set_tx(uint32_t duration, bool level, float duty_cycle, float frequency) { - if (level) { - api_hal_irda_pwm_set(duty_cycle, frequency); - delay_us(duration); +ApiHalIrdaTxGetDataState irda_get_raw_data_callback (void* context, uint32_t* duration, bool* level) { + furi_assert(duration); + furi_assert(level); + furi_assert(context); + + ApiHalIrdaTxGetDataState state = ApiHalIrdaTxGetDataStateOk; + const uint32_t* timings = context; + + if (irda_tx_raw_add_silence && (irda_tx_raw_timings_index == 0)) { + irda_tx_raw_add_silence = false; + *level = false; + *duration = 180000; // 180 ms delay between raw packets } else { - api_hal_irda_pwm_stop(); - delay_us(duration); + *level = irda_tx_raw_start_from_mark ^ (irda_tx_raw_timings_index % 2); + *duration = timings[irda_tx_raw_timings_index++]; } + + if (irda_tx_raw_timings_number == irda_tx_raw_timings_index) { + state = ApiHalIrdaTxGetDataStateLastDone; + } + + return state; } -void irda_send_raw_ext(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark, float duty_cycle, float frequency) { - __disable_irq(); - for (uint32_t i = 0; i < timings_cnt; ++i) { - irda_set_tx(timings[i], (i % 2) ^ start_from_mark, duty_cycle, frequency); - } - IRDA_SET_TX_COMMON(0, false); - __enable_irq(); +void irda_send_raw_ext(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark, uint32_t frequency, float duty_cycle) { + furi_assert(timings); + furi_assert(timings_cnt > 1); + + irda_tx_raw_start_from_mark = start_from_mark; + irda_tx_raw_timings_index = 0; + irda_tx_raw_timings_number = timings_cnt; + irda_tx_raw_add_silence = start_from_mark; + api_hal_irda_async_tx_set_data_isr_callback(irda_get_raw_data_callback, (void*) timings); + api_hal_irda_async_tx_start(frequency, duty_cycle); + api_hal_irda_async_tx_wait_termination(); + + furi_assert(!api_hal_irda_is_busy()); } void irda_send_raw(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark) { - __disable_irq(); - for (uint32_t i = 0; i < timings_cnt; ++i) { - IRDA_SET_TX_COMMON(timings[i], (i % 2) ^ start_from_mark); + irda_send_raw_ext(timings, timings_cnt, start_from_mark, IRDA_COMMON_CARRIER_FREQUENCY, IRDA_COMMON_DUTY_CYCLE); +} + +ApiHalIrdaTxGetDataState irda_get_data_callback (void* context, uint32_t* duration, bool* level) { + ApiHalIrdaTxGetDataState state = ApiHalIrdaTxGetDataStateError; + IrdaEncoderHandler* handler = context; + IrdaStatus status = IrdaStatusError; + + if (irda_tx_number_of_transmissions > 0) { + status = irda_encode(handler, duration, level); } - IRDA_SET_TX_COMMON(0, false); - __enable_irq(); + + if (status == IrdaStatusError) { + state = ApiHalIrdaTxGetDataStateError; + } else if (status == IrdaStatusOk) { + state = ApiHalIrdaTxGetDataStateOk; + } else if (status == IrdaStatusDone) { + state = ApiHalIrdaTxGetDataStateDone; + if (--irda_tx_number_of_transmissions == 0) { + state = ApiHalIrdaTxGetDataStateLastDone; + } + } else { + furi_assert(0); + state = ApiHalIrdaTxGetDataStateError; + } + + return state; } void irda_send(const IrdaMessage* message, int times) { furi_assert(message); + furi_assert(times); furi_assert(irda_is_protocol_valid(message->protocol)); - IrdaStatus status; - uint32_t duration = 0; - bool level = false; IrdaEncoderHandler* handler = irda_alloc_encoder(); irda_reset_encoder(handler, message); + irda_tx_number_of_transmissions = times; - /* Hotfix: first timings is space timing, so make delay instead of locking - * whole system for that long. Replace when async timing lib will be ready. - * This timing doesn't have to be precise. - */ - status = irda_encode(handler, &duration, &level); - furi_assert(status != IrdaStatusError); - furi_assert(level == false); - delay_us(duration); - - __disable_irq(); - - while (times) { - status = irda_encode(handler, &duration, &level); - if (status != IrdaStatusError) { - IRDA_SET_TX_COMMON(duration, level); - } else { - furi_assert(0); - break; - } - if (status == IrdaStatusDone) - --times; - } - - IRDA_SET_TX_COMMON(0, false); - __enable_irq(); + api_hal_irda_async_tx_set_data_isr_callback(irda_get_data_callback, handler); + api_hal_irda_async_tx_start(IRDA_COMMON_CARRIER_FREQUENCY, IRDA_COMMON_DUTY_CYCLE); + api_hal_irda_async_tx_wait_termination(); irda_free_encoder(handler); + + furi_assert(!api_hal_irda_is_busy()); } diff --git a/lib/irda/worker/irda_transmit.h b/lib/irda/worker/irda_transmit.h index d540d5597..9d56019eb 100644 --- a/lib/irda/worker/irda_transmit.h +++ b/lib/irda/worker/irda_transmit.h @@ -1,5 +1,6 @@ #include #include +#include #ifdef __cplusplus extern "C" { @@ -33,7 +34,7 @@ void irda_send_raw(const uint32_t timings[], uint32_t timings_cnt, bool start_fr * \param[in] duty_cycle - duty cycle to generate on PWM * \param[in] frequency - frequency to generate on PWM */ -void irda_send_raw_ext(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark, float duty_cycle, float frequency); +void irda_send_raw_ext(const uint32_t timings[], uint32_t timings_cnt, bool start_from_mark, uint32_t frequency, float duty_cycle); #ifdef __cplusplus } diff --git a/lib/irda/worker/irda_worker.c b/lib/irda/worker/irda_worker.c index 8ea87fe00..45ea7dfc1 100644 --- a/lib/irda/worker/irda_worker.c +++ b/lib/irda/worker/irda_worker.c @@ -190,19 +190,19 @@ void irda_worker_start(IrdaWorker* instance) { furi_thread_start(instance->thread); instance->worker_handle = furi_thread_get_thread_id(instance->thread); - api_hal_irda_rx_irq_init(); - api_hal_irda_rx_timeout_irq_init(IRDA_WORKER_RX_TIMEOUT); - api_hal_irda_rx_irq_set_callback(irda_worker_rx_callback, instance); - api_hal_irda_rx_timeout_irq_set_callback(irda_worker_rx_timeout_callback, instance); + api_hal_irda_async_rx_start(); + api_hal_irda_async_rx_set_timeout(IRDA_WORKER_RX_TIMEOUT); + api_hal_irda_async_rx_set_capture_isr_callback(irda_worker_rx_callback, instance); + api_hal_irda_async_rx_set_timeout_isr_callback(irda_worker_rx_timeout_callback, instance); } void irda_worker_stop(IrdaWorker* instance) { furi_assert(instance); furi_assert(instance->worker_handle); - api_hal_irda_rx_timeout_irq_set_callback(NULL, NULL); - api_hal_irda_rx_irq_set_callback(NULL, NULL); - api_hal_irda_rx_irq_deinit(); + api_hal_irda_async_rx_set_timeout_isr_callback(NULL, NULL); + api_hal_irda_async_rx_set_capture_isr_callback(NULL, NULL); + api_hal_irda_async_rx_stop(); xTaskNotify(instance->worker_handle, IRDA_WORKER_EXIT, eSetBits);