From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank Rowand Subject: [PATCH 2/2] tty: serial: msm_serial add info message Date: Sat, 23 Apr 2016 10:17:05 -0700 Message-ID: <571BAE11.3020706@gmail.com> References: <571BAC8B.80001@gmail.com> Reply-To: frowand.list@gmail.com Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-pf0-f171.google.com ([209.85.192.171]:35644 "EHLO mail-pf0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751977AbcDWRRI (ORCPT ); Sat, 23 Apr 2016 13:17:08 -0400 In-Reply-To: <571BAC8B.80001@gmail.com> Sender: linux-arm-msm-owner@vger.kernel.org List-Id: linux-arm-msm@vger.kernel.org To: Andy Gross , David Brown , Greg Kroah-Hartman , Jiri Slaby , "linux-arm-msm@vger.kernel.org" , linux-soc@vger.kernel.org, linux-serial@vger.kernel.org, Linux Kernel list Cc: ivan.ivanov@linaro.org From: Frank Rowand Failure to enable DMA by the msm_serial driver is silent. Add a message to report the failure. Signed-off-by: Frank Rowand --- drivers/tty/serial/msm_serial.c | 1 + 1 file changed, 1 insertion(+) Index: b/drivers/tty/serial/msm_serial.c =================================================================== --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -170,6 +170,7 @@ rel_tx: dma_release_channel(dma->chan); no_tx: memset(dma, 0, sizeof(*dma)); + dev_info(dev, "msm_serial: DMA not enabled\n"); } static void msm_request_rx_dma(struct msm_port *msm_port, resource_size_t base)