From patchwork Sun Jun 17 17:02:07 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Jarzmik X-Patchwork-Id: 50344 Received: from vger.kernel.org ([209.132.180.67]) by www.linuxtv.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fUb5D-0006E8-CD; Sun, 17 Jun 2018 17:03:19 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934489AbeFQRDO (ORCPT + 1 other); Sun, 17 Jun 2018 13:03:14 -0400 Received: from smtp07.smtpout.orange.fr ([80.12.242.129]:57556 "EHLO smtp.smtpout.orange.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934504AbeFQRDF (ORCPT ); Sun, 17 Jun 2018 13:03:05 -0400 Received: from belgarion.home ([90.55.203.186]) by mwinf5d83 with ME id zt2e1x00N41oiFu03t32PN; Sun, 17 Jun 2018 19:03:04 +0200 X-ME-Helo: belgarion.home X-ME-Auth: amFyem1pay5yb2JlcnRAb3JhbmdlLmZy X-ME-Date: Sun, 17 Jun 2018 19:03:04 +0200 X-ME-IP: 90.55.203.186 From: Robert Jarzmik To: Daniel Mack , Haojian Zhuang , Robert Jarzmik , Bartlomiej Zolnierkiewicz , Tejun Heo , Vinod Koul , Mauro Carvalho Chehab , Ulf Hansson , Miquel Raynal , Boris Brezillon , David Woodhouse , Brian Norris , Marek Vasut , Richard Weinberger , Nicolas Pitre , Jaroslav Kysela , Takashi Iwai , Liam Girdwood , Mark Brown 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 v3 04/14] mmc: pxamci: remove the dmaengine compat need Date: Sun, 17 Jun 2018 19:02:07 +0200 Message-Id: <20180617170217.24177-5-robert.jarzmik@free.fr> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180617170217.24177-1-robert.jarzmik@free.fr> References: <20180617170217.24177-1-robert.jarzmik@free.fr> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@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: Robert Jarzmik Acked-by: Ulf Hansson --- drivers/mmc/host/pxamci.c | 29 +++-------------------------- 1 file changed, 3 insertions(+), 26 deletions(-) diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c index c763b404510f..6c94474e36f4 100644 --- a/drivers/mmc/host/pxamci.c +++ b/drivers/mmc/host/pxamci.c @@ -24,7 +24,6 @@ #include #include #include -#include #include #include #include @@ -637,10 +636,8 @@ static int pxamci_probe(struct platform_device *pdev) { struct mmc_host *mmc; struct pxamci_host *host = NULL; - struct resource *r, *dmarx, *dmatx; - struct pxad_param param_rx, param_tx; + struct resource *r; int ret, irq, gpio_cd = -1, gpio_ro = -1, gpio_power = -1; - dma_cap_mask_t mask; ret = pxamci_of_init(pdev); if (ret) @@ -739,34 +736,14 @@ static int pxamci_probe(struct platform_device *pdev) platform_set_drvdata(pdev, mmc); - if (!pdev->dev.of_node) { - dmarx = platform_get_resource(pdev, IORESOURCE_DMA, 0); - dmatx = platform_get_resource(pdev, IORESOURCE_DMA, 1); - if (!dmarx || !dmatx) { - ret = -ENXIO; - goto out; - } - param_rx.prio = PXAD_PRIO_LOWEST; - param_rx.drcmr = dmarx->start; - param_tx.prio = PXAD_PRIO_LOWEST; - param_tx.drcmr = dmatx->start; - } - - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - - host->dma_chan_rx = - dma_request_slave_channel_compat(mask, pxad_filter_fn, - ¶m_rx, &pdev->dev, "rx"); + host->dma_chan_rx = dma_request_slave_channel(&pdev->dev, "rx"); if (host->dma_chan_rx == NULL) { dev_err(&pdev->dev, "unable to request rx dma channel\n"); ret = -ENODEV; goto out; } - host->dma_chan_tx = - dma_request_slave_channel_compat(mask, pxad_filter_fn, - ¶m_tx, &pdev->dev, "tx"); + host->dma_chan_tx = dma_request_slave_channel(&pdev->dev, "tx"); if (host->dma_chan_tx == NULL) { dev_err(&pdev->dev, "unable to request tx dma channel\n"); ret = -ENODEV;