From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiner Kallweit Subject: [PATCH v2 1/2] mmc: core: add mmc_get_dma_dir Date: Fri, 24 Mar 2017 21:02:52 +0100 Message-ID: References: <7f8a382e-ff2f-db2f-ef24-25cdee9d2f68@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wm0-f66.google.com ([74.125.82.66]:35720 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965897AbdCXUHm (ORCPT ); Fri, 24 Mar 2017 16:07:42 -0400 Received: by mail-wm0-f66.google.com with SMTP id z133so115292wmb.2 for ; Fri, 24 Mar 2017 13:07:41 -0700 (PDT) In-Reply-To: <7f8a382e-ff2f-db2f-ef24-25cdee9d2f68@gmail.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Ulf Hansson Cc: "linux-mmc@vger.kernel.org" Add function for determining DMA direction to core. Signed-off-by: Heiner Kallweit Reviewed-by: Shawn Lin --- v2: - no changes --- include/linux/mmc/host.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 83f1c4a9..21385ac0 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -17,6 +17,7 @@ #include #include #include +#include struct mmc_ios { unsigned int clock; /* clock rate */ @@ -499,6 +500,11 @@ static inline bool mmc_can_retune(struct mmc_host *host) return host->can_retune == 1; } +static inline enum dma_data_direction mmc_get_dma_dir(struct mmc_data *data) +{ + return data->flags & MMC_DATA_WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE; +} + int mmc_send_tuning(struct mmc_host *host, u32 opcode, int *cmd_error); int mmc_abort_tuning(struct mmc_host *host, u32 opcode); -- 2.12.0