linux-kernel - Re: [PATCH 1/4] mmc: sdhci-esdhc: Add SDHCI_QUIRK_32BIT_DMA

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Message-ID: <CAOMZO5DuH4KB6DpafWB_nSbSXpoqJ_jo9wjiCOuXR8vVCOTZpg@mail.gmail.com>
Date:   Mon, 29 May 2017 08:12:54 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Benoît Thébaudeau <benoit@...stem.com>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>,
        "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Fabio Estevam <fabio.estevam@....com>,
        joancarles <joancarles@...ngenieria.es>,
        Eric Bénard <eric@...rea.com>,
        Wolfram Sang <wsa@...-dreams.de>,
        Dong Aisheng <aisheng.dong@....com>
Subject: Re: [PATCH 1/4] mmc: sdhci-esdhc: Add SDHCI_QUIRK_32BIT_DMA_ADDR

On Wed, May 3, 2017 at 7:05 AM, Benoît Thébaudeau <benoit@...stem.com> wrote:
> The eSDHC can only DMA from 32-bit-aligned addresses.
>
> This fixes the following test cases of mmc_test:
>   11:   Badly aligned write
>   12:   Badly aligned read
>   13:   Badly aligned multi-block write
>   14:   Badly aligned multi-block read
>
> Signed-off-by: Benoît Thébaudeau <benoit@...stem.com>

Reviewed-by: Fabio Estevam <fabio.estevam@....com>