davids5 commented on code in PR #7932:
URL: https://github.com/apache/nuttx/pull/7932#discussion_r1052498608
##########
arch/arm/src/s32k3xx/s32k3xx_serial.c:
##########
@@ -1091,99 +1435,295 @@ static const struct uart_ops_s g_uart_ops =
.rxint = s32k3xx_rxint,
.rxavailable = s32k3xx_rxavailable,
#ifdef CONFIG_SERIAL_IFLOWCONTROL
- .rxflowcontrol = NULL,
+ .rxflowcontrol = s32k3xx_rxflowcontrol,
#endif
.send = s32k3xx_send,
.txint = s32k3xx_txint,
.txready = s32k3xx_txready,
.txempty = s32k3xx_txempty,
};
+#endif
+
+#if defined(SERIAL_HAVE_RXDMA) && defined(SERIAL_HAVE_TXDMA)
+static const struct uart_ops_s g_lpuart_rxtxdma_ops =
+{
+ .setup = s32k3xx_dma_setup,
+ .shutdown = s32k3xx_dma_shutdown,
+ .attach = s32k3xx_attach,
+ .detach = s32k3xx_detach,
+ .ioctl = s32k3xx_ioctl,
+ .receive = s32k3xx_dma_receive,
+ .rxint = s32k3xx_dma_rxint,
+ .rxavailable = s32k3xx_dma_rxavailable,
+#ifdef CONFIG_SERIAL_IFLOWCONTROL
+ .rxflowcontrol = s32k3xx_rxflowcontrol,
+#endif
+ .send = s32k3xx_send,
+ .txint = s32k3xx_dma_txint,
+ .txready = s32k3xx_txready,
+ .txempty = s32k3xx_txempty,
+ .dmatxavail = s32k3xx_dma_txavailable,
+ .dmasend = s32k3xx_dma_send,
+};
+#endif
+
+#if !defined(SERIAL_HAVE_ONLY_DMA) && defined(SERIAL_HAVE_RXDMA)
+static const struct uart_ops_s g_lpuart_rxdma_ops =
+{
+ .setup = s32k3xx_dma_setup,
+ .shutdown = s32k3xx_dma_shutdown,
+ .attach = s32k3xx_attach,
+ .detach = s32k3xx_detach,
+ .ioctl = s32k3xx_ioctl,
+ .receive = s32k3xx_dma_receive,
+ .rxint = s32k3xx_dma_rxint,
+ .rxavailable = s32k3xx_dma_rxavailable,
+#ifdef CONFIG_SERIAL_IFLOWCONTROL
+ .rxflowcontrol = s32k3xx_rxflowcontrol,
+#endif
+ .send = s32k3xx_send,
+ .txint = s32k3xx_txint,
+ .txready = s32k3xx_txready,
+ .txempty = s32k3xx_txempty,
+};
+#endif
+
+#if !defined(SERIAL_HAVE_ONLY_DMA) && defined(SERIAL_HAVE_TXDMA)
+static const struct uart_ops_s g_lpuart_txdma_ops =
+{
+ .setup = s32k3xx_dma_setup,
+ .shutdown = s32k3xx_dma_shutdown,
+ .attach = s32k3xx_attach,
+ .detach = s32k3xx_detach,
+ .ioctl = s32k3xx_ioctl,
+ .receive = s32k3xx_receive,
+ .rxint = s32k3xx_rxint,
+ .rxavailable = s32k3xx_rxavailable,
+ #ifdef CONFIG_SERIAL_IFLOWCONTROL
+ .rxflowcontrol = s32k3xx_rxflowcontrol,
+ #endif
+ .send = s32k3xx_send,
+ .txint = s32k3xx_dma_txint,
+ .txready = s32k3xx_txready,
+ .txempty = s32k3xx_txempty,
+ .dmatxavail = s32k3xx_dma_txavailable,
+ .dmasend = s32k3xx_dma_send,
+};
+#endif
Review Comment:
Possibly, but I think I will not be readable.
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