From patchwork Sat Feb 11 15:07:00 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Prasad Pandit X-Patchwork-Id: 9568013 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id BD7856043D for ; Sat, 11 Feb 2017 15:08:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AD6D228528 for ; Sat, 11 Feb 2017 15:08:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A17682858A; Sat, 11 Feb 2017 15:08:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 435142857F for ; Sat, 11 Feb 2017 15:08:12 +0000 (UTC) Received: from localhost ([::1]:48625 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ccZHX-0008Re-73 for patchwork-qemu-devel@patchwork.kernel.org; Sat, 11 Feb 2017 10:08:11 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:59269) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ccZGs-0008KB-9k for qemu-devel@nongnu.org; Sat, 11 Feb 2017 10:07:31 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ccZGr-00072U-2j for qemu-devel@nongnu.org; Sat, 11 Feb 2017 10:07:30 -0500 Received: from mx1.redhat.com ([209.132.183.28]:36312) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ccZGq-00072Q-Sk for qemu-devel@nongnu.org; Sat, 11 Feb 2017 10:07:28 -0500 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 15244C05681A; Sat, 11 Feb 2017 15:07:29 +0000 (UTC) Received: from localhost.localdomain (ovpn-116-16.sin2.redhat.com [10.67.116.16]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v1BF78a9015421 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Sat, 11 Feb 2017 10:07:25 -0500 From: P J P To: Qemu Developers Date: Sat, 11 Feb 2017 20:37:00 +0530 Message-Id: <20170211150701.23391-4-ppandit@redhat.com> In-Reply-To: <20170211150701.23391-1-ppandit@redhat.com> References: <20170211150701.23391-1-ppandit@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.26 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Sat, 11 Feb 2017 15:07:29 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v3 3/4] sd: sdhci: conditionally invoke multi block transfer X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alistair Francis , Prasad J Pandit , Jiang Xin , Wjjzhang , Peter Maydell Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Prasad J Pandit In sdhci_write invoke multi block transfer if it is enabled in the transfer mode register 's->trnmod'. Signed-off-by: Prasad J Pandit Reviewed-by: Alistair Francis --- hw/sd/sdhci.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) Update: test if (s->trnmod & SDHC_TRNS_MULTI) is true -> https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg02357.html diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c index 0307b8c..99fa0c7 100644 --- a/hw/sd/sdhci.c +++ b/hw/sd/sdhci.c @@ -1022,7 +1022,11 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t val, unsigned size) /* Writing to last byte of sdmasysad might trigger transfer */ if (!(mask & 0xFF000000) && TRANSFERRING_DATA(s->prnsts) && s->blkcnt && s->blksize && SDHC_DMA_TYPE(s->hostctl) == SDHC_CTRL_SDMA) { - sdhci_sdma_transfer_multi_blocks(s); + if (s->trnmod & SDHC_TRNS_MULTI) { + sdhci_sdma_transfer_multi_blocks(s); + } else { + sdhci_sdma_transfer_single_block(s); + } } break; case SDHC_BLKSIZE: