From patchwork Thu Mar 13 09:18:23 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 3823781 X-Patchwork-Delegate: vinod.koul@intel.com Return-Path: X-Original-To: patchwork-dmaengine@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 0F81A9F369 for ; Thu, 13 Mar 2014 09:25:01 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 501FD20176 for ; Thu, 13 Mar 2014 09:25:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 69B89201FD for ; Thu, 13 Mar 2014 09:24:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753579AbaCMJT2 (ORCPT ); Thu, 13 Mar 2014 05:19:28 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:57395 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753491AbaCMJTX (ORCPT ); Thu, 13 Mar 2014 05:19:23 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id s2D9IoZJ002337; Thu, 13 Mar 2014 04:18:50 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id s2D9Iohq030843; Thu, 13 Mar 2014 04:18:50 -0500 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.174.1; Thu, 13 Mar 2014 04:18:49 -0500 Received: from dflp32.itg.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id s2D9IfhW005531; Thu, 13 Mar 2014 04:18:46 -0500 From: Peter Ujfalusi To: , , , , CC: , , Mark Brown , Liam Girdwood , Tony Lindgren , , Jyri Sarha , , , Subject: [PATCH 01/18] platform_data: edma: Be precise with the paRAM struct Date: Thu, 13 Mar 2014 11:18:23 +0200 Message-ID: <1394702320-21743-2-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 1.9.0 In-Reply-To: <1394702320-21743-1-git-send-email-peter.ujfalusi@ti.com> References: <1394702320-21743-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The edmacc_param struct should follow the layout of the paRAM area in the HW. Be explicit on the size of the fields (u32) and also mark the struct as packed to avoid any padding on non 32bit architectures. Signed-off-by: Peter Ujfalusi --- include/linux/platform_data/edma.h | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/include/linux/platform_data/edma.h b/include/linux/platform_data/edma.h index f50821cb64be..923f8a3e4ce0 100644 --- a/include/linux/platform_data/edma.h +++ b/include/linux/platform_data/edma.h @@ -43,15 +43,15 @@ /* PaRAM slots are laid out like this */ struct edmacc_param { - unsigned int opt; - unsigned int src; - unsigned int a_b_cnt; - unsigned int dst; - unsigned int src_dst_bidx; - unsigned int link_bcntrld; - unsigned int src_dst_cidx; - unsigned int ccnt; -}; + u32 opt; + u32 src; + u32 a_b_cnt; + u32 dst; + u32 src_dst_bidx; + u32 link_bcntrld; + u32 src_dst_cidx; + u32 ccnt; +} __packed; /* fields in edmacc_param.opt */ #define SAM BIT(0)