From owner-svn-soc-all@FreeBSD.ORG Fri Jun 19 11:39:19 2015 Return-Path: Delivered-To: svn-soc-all@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 4D2BE2DF for ; Fri, 19 Jun 2015 11:39:19 +0000 (UTC) (envelope-from pratiksinghal@FreeBSD.org) Received: from socsvn.freebsd.org (socsvn.freebsd.org [IPv6:2001:1900:2254:206a::50:2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 3A6D8B05 for ; Fri, 19 Jun 2015 11:39:19 +0000 (UTC) (envelope-from pratiksinghal@FreeBSD.org) Received: from socsvn.freebsd.org ([127.0.1.124]) by socsvn.freebsd.org (8.14.9/8.14.9) with ESMTP id t5JBdJsf081470 for ; Fri, 19 Jun 2015 11:39:19 GMT (envelope-from pratiksinghal@FreeBSD.org) Received: (from www@localhost) by socsvn.freebsd.org (8.14.9/8.14.9/Submit) id t5JBdIXk081464 for svn-soc-all@FreeBSD.org; Fri, 19 Jun 2015 11:39:18 GMT (envelope-from pratiksinghal@FreeBSD.org) Date: Fri, 19 Jun 2015 11:39:18 GMT Message-Id: <201506191139.t5JBdIXk081464@socsvn.freebsd.org> X-Authentication-Warning: socsvn.freebsd.org: www set sender to pratiksinghal@FreeBSD.org using -f From: pratiksinghal@FreeBSD.org To: svn-soc-all@FreeBSD.org Subject: socsvn commit: r287322 - soc2015/pratiksinghal/cubie-head/sys/arm/allwinner MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-soc-all@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for the entire Summer of Code repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Jun 2015 11:39:19 -0000 Author: pratiksinghal Date: Fri Jun 19 11:39:18 2015 New Revision: 287322 URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=287322 Log: Added the sync call before start of transfer Modified: soc2015/pratiksinghal/cubie-head/sys/arm/allwinner/a10_mmc.c Modified: soc2015/pratiksinghal/cubie-head/sys/arm/allwinner/a10_mmc.c ============================================================================== --- soc2015/pratiksinghal/cubie-head/sys/arm/allwinner/a10_mmc.c Fri Jun 19 09:37:37 2015 (r287321) +++ soc2015/pratiksinghal/cubie-head/sys/arm/allwinner/a10_mmc.c Fri Jun 19 11:39:18 2015 (r287322) @@ -350,6 +350,11 @@ return EIO ; } + if (sc->a10_dma_ops == 0) + bus_dmamap_sync(sc->a10_dma_buff_tag, sc->a10_dma_buff_map, BUS_DMASYNC_PREREAD) ; + else if(sc->a10_dma_ops == 1) + bus_dmamap_sync(sc->a10_dma_buff_tag, sc->a10_dma_buff_map, BUS_DMASYNC_PREWRITE) ; + bus_dmamap_sync(sc->a10_dma_tag, sc->a10_dma_map, BUS_DMASYNC_PREWRITE) ; val = A10_MMC_READ_4(sc, A10_MMC_GCTRL) ; @@ -702,6 +707,12 @@ } } + else + { + uint32_t temp_val = A10_MMC_READ_4(sc, A10_MMC_GCTRL) | A10_MMC_INT_ENABLE | A10_MMC_ACCESS_BY_AHB ; + temp_val = temp_val & (~A10_MMC_DMA_ENABLE) ; + A10_MMC_WRITE_4(sc, A10_MMC_GCTRL, temp_val) ; + } A10_MMC_WRITE_4(sc, A10_MMC_CARG, cmd->arg); A10_MMC_WRITE_4(sc, A10_MMC_CMDR, cmdreg | cmd->opcode);