From: Geert Uytterhoeven Date: Tue, 6 May 2014 12:41:19 +0000 (+0200) Subject: serial: SERIAL_FSL_LPUART should depend on HAS_DMA X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ac62391496cf1ace051c4daebb00f7435320f11f;p=linux-beck.git serial: SERIAL_FSL_LPUART should depend on HAS_DMA If NO_DMA=y: drivers/built-in.o: In function `lpuart_dma_rx_free': fsl_lpuart.c:(.text+0x7da28): undefined reference to `dma_unmap_single' drivers/built-in.o: In function `lpuart_dma_tx_free': fsl_lpuart.c:(.text+0x7da60): undefined reference to `dma_unmap_single' drivers/built-in.o: In function `lpuart_dma_rx': fsl_lpuart.c:(.text+0x7dab8): undefined reference to `dma_sync_single_for_cpu' drivers/built-in.o: In function `lpuart_dma_tx': fsl_lpuart.c:(.text+0x7db7e): undefined reference to `dma_sync_single_for_cpu' drivers/built-in.o: In function `lpuart_copy_rx_to_tty': fsl_lpuart.c:(.text+0x7dcd4): undefined reference to `dma_sync_single_for_cpu' make[3]: *** [vmlinux] Error 1 Signed-off-by: Geert Uytterhoeven Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 6ed61ec670f5..d88c058634ff 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -1510,6 +1510,7 @@ config SERIAL_RP2_NR_UARTS config SERIAL_FSL_LPUART tristate "Freescale lpuart serial port support" + depends on HAS_DMA select SERIAL_CORE help Support for the on-chip lpuart on some Freescale SOCs.