From patchwork Fri Dec 21 17:04:07 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Greer X-Patchwork-Id: 1904231 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id 533E43FC64 for ; Fri, 21 Dec 2012 17:09:05 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1Tm62Q-0007ds-7Q; Fri, 21 Dec 2012 17:05:34 +0000 Received: from mail20.dotsterhost.com ([66.11.232.73]) by merlin.infradead.org with smtps (Exim 4.76 #1 (Red Hat Linux)) id 1Tm61F-0007N9-PL for linux-arm-kernel@lists.infradead.org; Fri, 21 Dec 2012 17:04:22 +0000 Received: (qmail 17651 invoked from network); 21 Dec 2012 17:04:17 -0000 Received: from unknown (HELO blue.animalcreek.com) (mgreer@animalcreek.com@[68.3.93.7]) by 66.11.232.73 with SMTP; 21 Dec 2012 17:04:17 -0000 Received: from blue.animalcreek.com (localhost [127.0.0.1]) by blue.animalcreek.com (Postfix) with ESMTP id 5080065ACD; Fri, 21 Dec 2012 10:04:17 -0700 (MST) From: "Mark A. Greer" To: davem@davemloft.net, herbert@gondor.apana.org.au Subject: [PATCH 7/9] crypto: omap-sham - Convert to dma_request_slave_channel_compat() Date: Fri, 21 Dec 2012 10:04:07 -0700 Message-Id: <1356109449-11624-8-git-send-email-mgreer@animalcreek.com> X-Mailer: git-send-email 1.7.12 In-Reply-To: <1356109449-11624-1-git-send-email-mgreer@animalcreek.com> References: <1356109449-11624-1-git-send-email-mgreer@animalcreek.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20121221_120422_072606_016D1D88 X-CRM114-Status: UNSURE ( 9.53 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [66.11.232.73 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Dmitry Kasatkin , linux-omap@vger.kernel.org, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "Mark A. Greer" X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: "Mark A. Greer" Use the dma_request_slave_channel_compat() call instead of the dma_request_channel() call to request a DMA channel. This allows the omap-sham driver use different DMA engines. CC: Dmitry Kasatkin Signed-off-by: Mark A. Greer --- drivers/crypto/omap-sham.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 860cad8..8074bd9 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -1292,7 +1292,8 @@ static int __devinit omap_sham_probe(struct platform_device *pdev) dma_cap_zero(mask); dma_cap_set(DMA_SLAVE, mask); - dd->dma_lch = dma_request_channel(mask, omap_dma_filter_fn, &dd->dma); + dd->dma_lch = dma_request_slave_channel_compat(mask, omap_dma_filter_fn, + &dd->dma, dev, "rx"); if (!dd->dma_lch) { dev_err(dev, "unable to obtain RX DMA engine channel %u\n", dd->dma);