From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ludovic Desroches Subject: [PATCH v4 1/4] mmc: atmel-mci: remove useless DMA stuff for non-dt devices Date: Mon, 1 Dec 2014 15:35:06 +0100 Message-ID: <1417444509-15501-2-git-send-email-ludovic.desroches@atmel.com> References: <1417444509-15501-1-git-send-email-ludovic.desroches@atmel.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from eusmtp01.atmel.com ([212.144.249.242]:52029 "EHLO eusmtp01.atmel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753811AbaLAOfe (ORCPT ); Mon, 1 Dec 2014 09:35:34 -0500 In-Reply-To: <1417444509-15501-1-git-send-email-ludovic.desroches@atmel.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: ulf.hansson@linaro.org, nicolas.ferre@atmel.com, arnd@arndb.de, Ludovic Desroches All devices with a DMA controller are DT compliant and legacy support has been removed. For those reasons, some DMA stuff is useless. Signed-off-by: Ludovic Desroches --- drivers/mmc/host/atmel-mci.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index de2287c..f187e75 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -2274,17 +2274,9 @@ static void atmci_cleanup_slot(struct atmel_mci_slot *slot, static bool atmci_configure_dma(struct atmel_mci *host) { - struct mci_platform_data *pdata; - dma_cap_mask_t mask; - if (host == NULL) return false; - pdata = host->pdev->dev.platform_data; - - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - host->dma.chan = dma_request_slave_channel(&host->pdev->dev, "rxtx"); if (!host->dma.chan) { dev_warn(&host->pdev->dev, "no DMA channel available\n"); -- 2.0.3 From mboxrd@z Thu Jan 1 00:00:00 1970 From: ludovic.desroches@atmel.com (Ludovic Desroches) Date: Mon, 1 Dec 2014 15:35:06 +0100 Subject: [PATCH v4 1/4] mmc: atmel-mci: remove useless DMA stuff for non-dt devices In-Reply-To: <1417444509-15501-1-git-send-email-ludovic.desroches@atmel.com> References: <1417444509-15501-1-git-send-email-ludovic.desroches@atmel.com> Message-ID: <1417444509-15501-2-git-send-email-ludovic.desroches@atmel.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org All devices with a DMA controller are DT compliant and legacy support has been removed. For those reasons, some DMA stuff is useless. Signed-off-by: Ludovic Desroches --- drivers/mmc/host/atmel-mci.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index de2287c..f187e75 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -2274,17 +2274,9 @@ static void atmci_cleanup_slot(struct atmel_mci_slot *slot, static bool atmci_configure_dma(struct atmel_mci *host) { - struct mci_platform_data *pdata; - dma_cap_mask_t mask; - if (host == NULL) return false; - pdata = host->pdev->dev.platform_data; - - dma_cap_zero(mask); - dma_cap_set(DMA_SLAVE, mask); - host->dma.chan = dma_request_slave_channel(&host->pdev->dev, "rxtx"); if (!host->dma.chan) { dev_warn(&host->pdev->dev, "no DMA channel available\n"); -- 2.0.3