[PATCH] serial: SERIAL_STM32 should depend on HAS_DMA

From	Geert Uytterhoeven <geert@linux-m68k.org>
Newsgroups	linux.kernel
Subject	[PATCH] serial: SERIAL_STM32 should depend on HAS_DMA
Date	2016-10-06 16:00 +0200
Message-ID	<sphnk-Oy-19@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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If NO_DMA=y:

    drivers/built-in.o: In function `stm32_serial_remove':
    stm32-usart.c:(.text+0xcea1a): undefined reference to `bad_dma_ops'
    stm32-usart.c:(.text+0xcea7a): undefined reference to `bad_dma_ops'

Add a dependency on HAS_DMA to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
 drivers/tty/serial/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index c7831407a882d2bb..25c1d7bc010043b1 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -1625,6 +1625,7 @@ config SERIAL_SPRD_CONSOLE
 config SERIAL_STM32
 	tristate "STMicroelectronics STM32 serial port support"
 	select SERIAL_CORE
+	depends on HAS_DMA
 	depends on ARM || COMPILE_TEST
 	help
 	  This driver is for the on-chip Serial Controller on
-- 
1.9.1

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[PATCH] serial: SERIAL_STM32 should depend on HAS_DMA Geert Uytterhoeven <geert@linux-m68k.org> - 2016-10-06 16:00 +0200
  Re: [PATCH] serial: SERIAL_STM32 should depend on HAS_DMA Alexandre Torgue <alexandre.torgue@st.com> - 2016-10-06 16:10 +0200

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