From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: [PATCH] serial: SERIAL_STM32 should depend on HAS_DMA Date: Thu, 6 Oct 2016 15:55:24 +0200 Message-ID: <1475762124-16609-1-git-send-email-geert@linux-m68k.org> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Greg Kroah-Hartman , Jiri Slaby , Maxime Coquelin , Alexandre Torgue Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven List-Id: linux-serial@vger.kernel.org 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 --- 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