mmc: rk_sdmmc: add MMC_DW_SKIP_CACHE_OP for data manipulation

[firefly-linux-kernel-4.4.55.git] / drivers / mmc / card / block.c

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 3fcceae9742de5d69248a8538b9de73d0c2109ae..f1e6e8586901d175a95f31e4336855dc5ba3e864 100755 (executable)
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1405,6 +1405,9 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq,
                brq->data.flags |= MMC_DATA_WRITE;
        }
 
+       if (req->cmd_flags & REQ_KERNEL)
+               brq->data.flags |= MMC_DATA_DIRECT;
+
        if (do_rel_wr)
                mmc_apply_rel_rw(brq, card, req);