Searched refs:rx_ch (Results 1 – 3 of 3) sorted by relevance
| /bsp/loongson/ls1cdev/libraries/ |
| A D | ls1c_spi.c | 269 unsigned char rx_ch = 0; in ls1c_spi_txrx_byte() local
274 rx_ch = reg_read_8(spi_base + LS1C_SPI_RxFIFO_OFFSET); // 读取收到的数据 in ls1c_spi_txrx_byte()
277 return rx_ch; in ls1c_spi_txrx_byte()
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| /bsp/n32g452xx/Libraries/rt_drivers/ |
| A D | drv_usart.c | 33 DMA_ChannelType *rx_ch; member
198 recv_total_index = uart->dma.setting_recv_len - DMA_GetCurrDataCounter(uart->dma.rx_ch); in dma_uart_rx_idle_isr()
575 DMA_DeInit(uart->dma.rx_ch); in DMA_Configuration()
587 DMA_Init(uart->dma.rx_ch, &DMA_InitStructure); in DMA_Configuration()
589 DMA_ConfigInt(uart->dma.rx_ch, DMA_INT_TXC, ENABLE); in DMA_Configuration()
591 DMA_EnableChannel(uart->dma.rx_ch, ENABLE); in DMA_Configuration()
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| /bsp/ck802/libraries/common/spi/ |
| A D | dw_spi.c | 293 int32_t rx_ch = csi_dma_alloc_channel(spi_priv->dma_handle, -1); in dw_spi_dma_transfer() local
295 if (rx_ch < 0) { in dw_spi_dma_transfer()
296 return rx_ch; in dw_spi_dma_transfer()
299 spi_priv->dma_rx_id = rx_ch; in dw_spi_dma_transfer()
358 …ret = csi_dma_config(spi_priv->dma_handle, rx_ch, (uint8_t *) & (addr->DR), spi_priv->recv_buf, sp… in dw_spi_dma_transfer()
380 ret = csi_dma_start(spi_priv->dma_handle, rx_ch); in dw_spi_dma_transfer()
386 while (csi_dma_get_status(spi_priv->dma_handle, rx_ch) != DMA_STATE_DONE); in dw_spi_dma_transfer()
393 csi_dma_stop(spi_priv->dma_handle, rx_ch); in dw_spi_dma_transfer()
400 csi_dma_release_channel(spi_priv->dma_handle, rx_ch); in dw_spi_dma_transfer()
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