From patchwork Wed Jul 2 13:29:19 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 4465551 Return-Path: X-Original-To: patchwork-alsa-devel@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 A16A29F36A for ; Wed, 2 Jul 2014 13:30:19 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 910FA202F8 for ; Wed, 2 Jul 2014 13:30:18 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id BF4CB20353 for ; Wed, 2 Jul 2014 13:30:16 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id AF8C02657B8; Wed, 2 Jul 2014 15:30:15 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id 5373A2652B4; Wed, 2 Jul 2014 15:29:43 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 2855B265299; Wed, 2 Jul 2014 15:29:42 +0200 (CEST) Received: from arroyo.ext.ti.com (arroyo.ext.ti.com [192.94.94.40]) by alsa0.perex.cz (Postfix) with ESMTP id E4B402650CA for ; Wed, 2 Jul 2014 15:29:33 +0200 (CEST) Received: from dflxv15.itg.ti.com ([128.247.5.124]) by arroyo.ext.ti.com (8.13.7/8.13.7) with ESMTP id s62DTWAL000445; Wed, 2 Jul 2014 08:29:32 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id s62DTWcU017717; Wed, 2 Jul 2014 08:29:32 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.174.1; Wed, 2 Jul 2014 08:29:31 -0500 Received: from szilva.Elisa (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s62DTOP5031791; Wed, 2 Jul 2014 08:29:28 -0500 From: Peter Ujfalusi To: , , , , Mark Brown , Liam Girdwood , , Date: Wed, 2 Jul 2014 16:29:19 +0300 Message-ID: <1404307763-30557-2-git-send-email-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.0.0 In-Reply-To: <1404307763-30557-1-git-send-email-peter.ujfalusi@ti.com> References: <1404307763-30557-1-git-send-email-peter.ujfalusi@ti.com> MIME-Version: 1.0 Cc: dmaengine@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Subject: [alsa-devel] [PATCH v2 1/5] dma: Support for 3 bytes word size X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP Add DMA_SLAVE_BUSWIDTH_3_BYTES to dma_slave_buswidth for engines and users to select 3 bytes as bus width. For example eDMA can be configured to use 3bytes mode and in audio we have formats stored on 3bytes in memory (_XXX_3LE) where this new bus width can be used. Signed-off-by: Peter Ujfalusi --- include/linux/dmaengine.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index d2c5cc7c583c..3d1c2aa51530 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -299,6 +299,7 @@ enum dma_slave_buswidth { DMA_SLAVE_BUSWIDTH_UNDEFINED = 0, DMA_SLAVE_BUSWIDTH_1_BYTE = 1, DMA_SLAVE_BUSWIDTH_2_BYTES = 2, + DMA_SLAVE_BUSWIDTH_3_BYTES = 3, DMA_SLAVE_BUSWIDTH_4_BYTES = 4, DMA_SLAVE_BUSWIDTH_8_BYTES = 8, };