From patchwork Fri May 13 12:24:21 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ludovic.desroches@atmel.com X-Patchwork-Id: 621983 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3r5ptg2HBmz9t5s for ; Fri, 13 May 2016 22:23:55 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752948AbcEMMXy (ORCPT ); Fri, 13 May 2016 08:23:54 -0400 Received: from eusmtp01.atmel.com ([212.144.249.243]:58442 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751443AbcEMMXx (ORCPT ); Fri, 13 May 2016 08:23:53 -0400 Received: from ibiza.corp.atmel.com (10.161.101.13) by eusmtp01.atmel.com (10.161.101.31) with Microsoft SMTP Server id 14.3.235.1; Fri, 13 May 2016 14:23:44 +0200 From: Ludovic Desroches To: CC: , , , , Ludovic Desroches Subject: [PATCH v2] i2c: at91: change log when dma configuration fails Date: Fri, 13 May 2016 14:24:21 +0200 Message-ID: <1463142261-26321-1-git-send-email-ludovic.desroches@atmel.com> X-Mailer: git-send-email 2.5.0 MIME-Version: 1.0 Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org When the DMA configuration fails, there is a log reporting that we can't use DMA and indicating the error number. When booting the kernel, it is annoying to see this error number. Moreover, people can think something is going wrong. It is not the case, it means that DMA can't be used but it doesn't prevent to use i2c. Signed-off-by: Ludovic Desroches --- drivers/i2c/busses/i2c-at91.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Changes: - v2: - remove ret parameter diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c index 921d32b..6384d08 100644 --- a/drivers/i2c/busses/i2c-at91.c +++ b/drivers/i2c/busses/i2c-at91.c @@ -1013,7 +1013,7 @@ static int at91_twi_configure_dma(struct at91_twi_dev *dev, u32 phy_addr) error: if (ret != -EPROBE_DEFER) - dev_info(dev->dev, "can't use DMA, error %d\n", ret); + dev_info(dev->dev, "can't request DMA channels, continue without DMA support\n"); if (dma->chan_rx) dma_release_channel(dma->chan_rx); if (dma->chan_tx)