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sdhci: use SG_MITER_TO_SG/SG_MITER_FROM_SG
so the page will be flushed on unmap on ARCH which need it. Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc> Signed-off-by: Pierre Ossman <pierre@ossman.eu>
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1 changed files with 8 additions and 2 deletions
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@ -773,8 +773,14 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_data *data)
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}
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if (!(host->flags & SDHCI_REQ_USE_DMA)) {
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sg_miter_start(&host->sg_miter,
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data->sg, data->sg_len, SG_MITER_ATOMIC);
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int flags;
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flags = SG_MITER_ATOMIC;
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if (host->data->flags & MMC_DATA_READ)
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flags |= SG_MITER_TO_SG;
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else
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flags |= SG_MITER_FROM_SG;
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sg_miter_start(&host->sg_miter, data->sg, data->sg_len, flags);
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host->blocks = data->blocks;
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}
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