From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Boyd Subject: Re: [PATCH v4] mmc: mmci: Add qcom dml support to the driver. Date: Tue, 29 Jul 2014 10:55:16 -0700 Message-ID: <53D7E004.7080401@codeaurora.org> References: <1406528572-5749-1-git-send-email-srinivas.kandagatla@linaro.org> <1406602230-18542-1-git-send-email-srinivas.kandagatla@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1406602230-18542-1-git-send-email-srinivas.kandagatla@linaro.org> Sender: linux-mmc-owner@vger.kernel.org To: Srinivas Kandagatla Cc: linux-mmc@vger.kernel.org, Linus Walleij , Chris Ball , Ulf Hansson , Russell King , linux-kernel@vger.kernel.org, agross@codeaurora.org, linux-arm-msm@vger.kernel.org List-Id: linux-arm-msm@vger.kernel.org On 07/28/14 19:50, Srinivas Kandagatla wrote: > On Qualcomm APQ8064 SOCs, SD card controller has an additional glue > called DML (Data Mover Local/Lite) to assist dma transfers. > This hardware needs to be setup before any dma transfer is requested. > DML itself is not a DMA engine, its just a gule between the SD card > controller and dma controller. > > Most of this code has been ported from qualcomm's 3.4 kernel. > > This patch adds the code necessary to intialize the hardware and setup > before doing any dma transfers. > > Reviewed-by: Linus Walleij > Signed-off-by: Srinivas Kandagatla > Reviewed-by: Stephen Boyd -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation