From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965038AbeEXHPM (ORCPT ); Thu, 24 May 2018 03:15:12 -0400 Received: from smtp01.smtpout.orange.fr ([80.12.242.123]:27996 "EHLO smtp.smtpout.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935671AbeEXHPE (ORCPT ); Thu, 24 May 2018 03:15:04 -0400 X-ME-Helo: belgarion.home X-ME-Auth: amFyem1pay5yb2JlcnRAb3JhbmdlLmZy X-ME-Date: Thu, 24 May 2018 09:07:32 +0200 X-ME-IP: 90.55.202.35 From: Robert Jarzmik To: Daniel Mack , Haojian Zhuang , Robert Jarzmik , Ezequiel Garcia , Boris Brezillon , David Woodhouse , Brian Norris , Marek Vasut , Richard Weinberger , Liam Girdwood , Mark Brown , Arnd Bergmann 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, alsa-devel@alsa-project.org Subject: [PATCH v2 05/13] mtd: rawnand: marvell: remove the dmaengine compat need Date: Thu, 24 May 2018 09:06:55 +0200 Message-Id: <20180524070703.11901-6-robert.jarzmik@free.fr> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180524070703.11901-1-robert.jarzmik@free.fr> References: <20180524070703.11901-1-robert.jarzmik@free.fr> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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: Signed-off-by: Daniel Mack Signed-off-by: Robert Jarzmik --- drivers/mtd/nand/raw/marvell_nand.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index 10e953218948..f9763be078ef 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -2613,8 +2613,6 @@ static int marvell_nfc_init_dma(struct marvell_nfc *nfc) dev); struct dma_slave_config config = {}; struct resource *r; - dma_cap_mask_t mask; - struct pxad_param param; int ret; if (!IS_ENABLED(CONFIG_PXA_DMA)) { @@ -2627,20 +2625,7 @@ static int marvell_nfc_init_dma(struct marvell_nfc *nfc) if (ret) return ret; - r = platform_get_resource(pdev, IORESOURCE_DMA, 0); - if (!r) { - dev_err(nfc->dev, "No resource defined for data DMA\n"); - return -ENXIO; - } - - param.drcmr = r->start; - param.prio = PXAD_PRIO_LOWEST; - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - nfc->dma_chan = - dma_request_slave_channel_compat(mask, pxad_filter_fn, - ¶m, nfc->dev, - "data"); + nfc->dma_chan = dma_request_slave_channel(&nfc->dev, "data"); if (!nfc->dma_chan) { dev_err(nfc->dev, "Unable to request data DMA channel\n"); -- 2.11.0