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    SubjectRe: [PATCH v2] mmc: mmci: Add qcom dml support to the driver.
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    On Fri, Jul 18, 2014 at 10:53 PM, Srinivas Kandagatla
    <srinivas.kandagatla@linaro.org> 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.
    >
    > Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
    > ---
    > Changes since v1:
    > - Added licence text as spotted by Stephen B.
    > - Simplified dma channel lookup as suggested by Stephen B.
    > - Removed unnecessary parens spotted by Stephen B.
    > - in general some cleanup done.
    >
    > Changes since RFC:
    > - Moved qcom_dml.* to mmci_qcom_dml.* as suggested by Linus W.
    > - added BAM DMA dependency in Kconfig as suggested by Linus W

    I really like this v2 version.
    Reviewed-by: Linus Walleij <linus.walleij@linaro.org>

    Yours,
    Linus Walleij


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