From patchwork Mon Apr 2 14:26:50 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Jarzmik X-Patchwork-Id: 10319807 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 6568160247 for ; Mon, 2 Apr 2018 14:31:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5608B28B0C for ; Mon, 2 Apr 2018 14:31:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4A86428B75; Mon, 2 Apr 2018 14:31:13 +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,FREEMAIL_FROM, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EE13528B0C for ; Mon, 2 Apr 2018 14:31:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752860AbeDBObL (ORCPT ); Mon, 2 Apr 2018 10:31:11 -0400 Received: from smtp06.smtpout.orange.fr ([80.12.242.128]:33376 "EHLO smtp.smtpout.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752724AbeDBO2P (ORCPT ); Mon, 2 Apr 2018 10:28:15 -0400 Received: from belgarion.home ([86.201.130.131]) by mwinf5d63 with ME id VSSy1x00R2qEl8e03SUCMq; Mon, 02 Apr 2018 16:28:14 +0200 X-ME-Helo: belgarion.home X-ME-Auth: amFyem1pay5yb2JlcnRAb3JhbmdlLmZy X-ME-Date: Mon, 02 Apr 2018 16:28:14 +0200 X-ME-IP: 86.201.130.131 From: Robert Jarzmik To: Daniel Mack , Haojian Zhuang , Robert Jarzmik , Bartlomiej Zolnierkiewicz , Tejun Heo , Vinod Koul , Mauro Carvalho Chehab , Ulf Hansson , Ezequiel Garcia , Boris Brezillon , David Woodhouse , Brian Norris , Marek Vasut , Richard Weinberger , Cyrille Pitchen , Nicolas Pitre , Samuel Ortiz , Greg Kroah-Hartman , Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Mark Brown , Arnd Bergmann , "David S. Miller" , Pravin Shedge Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, dmaengine@vger.kernel.org, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mtd@lists.infradead.org, netdev@vger.kernel.org, devel@driverdev.osuosl.org, alsa-devel@alsa-project.org Subject: [PATCH 09/15] net: irda: pxaficp_ir: remove the dmaengine compat need Date: Mon, 2 Apr 2018 16:26:50 +0200 Message-Id: <20180402142656.26815-10-robert.jarzmik@free.fr> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180402142656.26815-1-robert.jarzmik@free.fr> References: <20180402142656.26815-1-robert.jarzmik@free.fr> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP As the pxa architecture switched towards the dmaengine slave map, the old compatibility mechanism to acquire the dma requestor line number and priority are not needed anymore. This patch simplifies the dma resource acquisition, using the more generic function dma_request_slave_channel(). Signed-off-by: Robert Jarzmik --- drivers/staging/irda/drivers/pxaficp_ir.c | 14 ++------------ 1 file changed, 2 insertions(+), 12 deletions(-) diff --git a/drivers/staging/irda/drivers/pxaficp_ir.c b/drivers/staging/irda/drivers/pxaficp_ir.c index 2ea00a6531f9..9dd6e21dc11e 100644 --- a/drivers/staging/irda/drivers/pxaficp_ir.c +++ b/drivers/staging/irda/drivers/pxaficp_ir.c @@ -20,7 +20,6 @@ #include #include #include -#include #include #include #include @@ -735,9 +734,7 @@ static void pxa_irda_shutdown(struct pxa_irda *si) static int pxa_irda_start(struct net_device *dev) { struct pxa_irda *si = netdev_priv(dev); - dma_cap_mask_t mask; struct dma_slave_config config; - struct pxad_param param; int err; si->speed = 9600; @@ -757,9 +754,6 @@ static int pxa_irda_start(struct net_device *dev) disable_irq(si->icp_irq); err = -EBUSY; - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - param.prio = PXAD_PRIO_LOWEST; memset(&config, 0, sizeof(config)); config.src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE; @@ -769,15 +763,11 @@ static int pxa_irda_start(struct net_device *dev) config.src_maxburst = 32; config.dst_maxburst = 32; - param.drcmr = si->drcmr_rx; - si->rxdma = dma_request_slave_channel_compat(mask, pxad_filter_fn, - ¶m, &dev->dev, "rx"); + si->rxdma = dma_request_slave_channel(&dev->dev, "rx"); if (!si->rxdma) goto err_rx_dma; - param.drcmr = si->drcmr_tx; - si->txdma = dma_request_slave_channel_compat(mask, pxad_filter_fn, - ¶m, &dev->dev, "tx"); + si->txdma = dma_request_slave_channel(&dev->dev, "tx"); if (!si->txdma) goto err_tx_dma;