From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757348AbaEFMlZ (ORCPT ); Tue, 6 May 2014 08:41:25 -0400 Received: from baptiste.telenet-ops.be ([195.130.132.51]:58766 "EHLO baptiste.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754923AbaEFMlX (ORCPT ); Tue, 6 May 2014 08:41:23 -0400 From: Geert Uytterhoeven To: Yuan Yao , Greg Kroah-Hartman , Jiri Slaby Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH] serial: SERIAL_FSL_LPUART should depend on HAS_DMA Date: Tue, 6 May 2014 14:41:19 +0200 Message-Id: <1399380079-2471-1-git-send-email-geert@linux-m68k.org> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- drivers/tty/serial/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 5d9b01aa54f4..84b83d50e859 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -1479,6 +1479,7 @@ 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. -- 1.7.9.5