Commit da60a91d authored by Sebastian Andrzej Siewior's avatar Sebastian Andrzej Siewior Committed by Pierre Ossman
Browse files

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: default avatarSebastian Andrzej Siewior <sebastian@breakpoint.cc>
Signed-off-by: default avatarPierre Ossman <pierre@ossman.eu>
parent 6de7e356

drivers/mmc/host/sdhci.c

+8 −2
Original line number Diff line number Diff line
@@ -773,8 +773,14 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_data *data) 
	}



	if (!(host->flags & SDHCI_REQ_USE_DMA)) {

		sg_miter_start(&host->sg_miter,

			data->sg, data->sg_len, SG_MITER_ATOMIC);

		int flags;



		flags = SG_MITER_ATOMIC;

		if (host->data->flags & MMC_DATA_READ)

			flags |= SG_MITER_TO_SG;

		else

			flags |= SG_MITER_FROM_SG;

		sg_miter_start(&host->sg_miter, data->sg, data->sg_len, flags);

		host->blocks = data->blocks;

	}