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drivers/serial: The upper half serial driver configuration CONFIG_SERIAL_DMA used to enable DMA on both RX and TX streams. This was replaced with CONFIG_SERIAL_RXDMA and CONFIG_SERIAKL_TXDMA which will permit supporting DMA on only one or both streams.

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This commit is contained in:
Gregory Nutt
2019-04-24 12:11:40 -06:00
parent 2609b0dff3
commit 0d203fd535
7 changed files with 78 additions and 36 deletions
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drivers/usbdev/cdcacm.c
+5 -1
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@@ -281,10 +281,14 @@ static const struct uart_ops_s g_uartops =
#ifdef CONFIG_SERIAL_IFLOWCONTROL
cdcuart_rxflowcontrol, /* rxflowcontrol */
#endif
#ifdef CONFIG_SERIAL_DMA
#ifdef CONFIG_SERIAL_TXDMA
NULL, /* dmasend */
#endif
#ifdef CONFIG_SERIAL_RXDMA
NULL, /* dmareceive */
NULL, /* dmarxfree */
#endif
#ifdef CONFIG_SERIAL_TXDMA
NULL, /* dmatxavail */
#endif
NULL, /* send */