From 81ff374aed5a0a65f0e12ea9e8f0ca92d957ac31 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=91=A8=E4=BC=A0=E7=A6=8F?= <46174387+zhouchuanfu@users.noreply.github.com> Date: Sun, 19 May 2019 22:26:56 +0800 Subject: [PATCH] Update drv_usart.c --- bsp/stm32/libraries/HAL_Drivers/drv_usart.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/bsp/stm32/libraries/HAL_Drivers/drv_usart.c b/bsp/stm32/libraries/HAL_Drivers/drv_usart.c index 3d85f3e3a4..95ff652a81 100644 --- a/bsp/stm32/libraries/HAL_Drivers/drv_usart.c +++ b/bsp/stm32/libraries/HAL_Drivers/drv_usart.c @@ -359,20 +359,20 @@ static void dma_isr(struct rt_serial_device *serial) uart = (struct stm32_uart *) serial->parent.user_data; RT_ASSERT(uart != RT_NULL); - if ((__HAL_DMA_GET_IT_SOURCE(&(uart->dma.handle), DMA_IT_TC) != RESET) || - (__HAL_DMA_GET_IT_SOURCE(&(uart->dma.handle), DMA_IT_HT) != RESET)) + if ((__HAL_DMA_GET_IT_SOURCE(&(uart->dma_rx.handle), DMA_IT_TC) != RESET) || + (__HAL_DMA_GET_IT_SOURCE(&(uart->dma_rx.handle), DMA_IT_HT) != RESET)) { level = rt_hw_interrupt_disable(); - recv_total_index = serial->config.bufsz - __HAL_DMA_GET_COUNTER(&(uart->dma.handle)); + recv_total_index = serial->config.bufsz - __HAL_DMA_GET_COUNTER(&(uart->dma_rx.handle)); if (recv_total_index == 0) { - recv_len = serial->config.bufsz - uart->dma.last_index; + recv_len = serial->config.bufsz - uart->dma_rx.last_index; } else { - recv_len = recv_total_index - uart->dma.last_index; + recv_len = recv_total_index - uart->dma_rx.last_index; } - uart->dma.last_index = recv_total_index; + uart->dma_rx.last_index = recv_total_index; rt_hw_interrupt_enable(level); if (recv_len)