Merge branch 'for-4.8/core' of git://git.kernel.dk/linux-block

[linux-2.6-microblaze.git] / drivers / mmc / card / block.c

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index e62fde3..11ee414 100644 (file)
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -355,8 +355,10 @@ static struct mmc_blk_ioc_data *mmc_blk_ioctl_copy_from_user(
                goto idata_err;
        }
 
-       if (!idata->buf_bytes)
+       if (!idata->buf_bytes) {
+               idata->buf = NULL;
                return idata;
+       }
 
        idata->buf = kmalloc(idata->buf_bytes, GFP_KERNEL);
        if (!idata->buf) {
@@ -1722,8 +1724,8 @@ static u8 mmc_blk_prep_packed_list(struct mmc_queue *mq, struct request *req)
                    !IS_ALIGNED(blk_rq_sectors(next), 8))
                        break;
 
-               if (next->cmd_flags & REQ_DISCARD ||
-                   next->cmd_flags & REQ_FLUSH)
+               if (req_op(next) == REQ_OP_DISCARD ||
+                   req_op(next) == REQ_OP_FLUSH)
                        break;
 
                if (rq_data_dir(cur) != rq_data_dir(next))
@@ -1786,8 +1788,8 @@ static void mmc_blk_packed_hdr_wrq_prep(struct mmc_queue_req *mqrq,
 
        packed_cmd_hdr = packed->cmd_hdr;
        memset(packed_cmd_hdr, 0, sizeof(packed->cmd_hdr));
-       packed_cmd_hdr[0] = (packed->nr_entries << 16) |
-               (PACKED_CMD_WR << 8) | PACKED_CMD_VER;
+       packed_cmd_hdr[0] = cpu_to_le32((packed->nr_entries << 16) |
+               (PACKED_CMD_WR << 8) | PACKED_CMD_VER);
        hdr_blocks = mmc_large_sector(card) ? 8 : 1;
 
        /*
@@ -1801,14 +1803,14 @@ static void mmc_blk_packed_hdr_wrq_prep(struct mmc_queue_req *mqrq,
                        ((brq->data.blocks * brq->data.blksz) >=
                         card->ext_csd.data_tag_unit_size);
                /* Argument of CMD23 */
-               packed_cmd_hdr[(i * 2)] =
+               packed_cmd_hdr[(i * 2)] = cpu_to_le32(
                        (do_rel_wr ? MMC_CMD23_ARG_REL_WR : 0) |
                        (do_data_tag ? MMC_CMD23_ARG_TAG_REQ : 0) |
-                       blk_rq_sectors(prq);
+                       blk_rq_sectors(prq));
                /* Argument of CMD18 or CMD25 */
-               packed_cmd_hdr[((i * 2)) + 1] =
+               packed_cmd_hdr[((i * 2)) + 1] = cpu_to_le32(
                        mmc_card_blockaddr(card) ?
-                       blk_rq_pos(prq) : blk_rq_pos(prq) << 9;
+                       blk_rq_pos(prq) : blk_rq_pos(prq) << 9);
                packed->blocks += blk_rq_sectors(prq);
                i++;
        }
@@ -2148,7 +2150,6 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
        struct mmc_card *card = md->queue.card;
        struct mmc_host *host = card->host;
        unsigned long flags;
-       unsigned int cmd_flags = req ? req->cmd_flags : 0;
 
        if (req && !mq->mqrq_prev->req)
                /* claim host only for the first request */
@@ -2164,7 +2165,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
        }
 
        mq->flags &= ~MMC_QUEUE_NEW_REQUEST;
-       if (cmd_flags & REQ_DISCARD) {
+       if (req && req_op(req) == REQ_OP_DISCARD) {
                /* complete ongoing async transfer before issuing discard */
                if (card->host->areq)
                        mmc_blk_issue_rw_rq(mq, NULL);
@@ -2172,7 +2173,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
                        ret = mmc_blk_issue_secdiscard_rq(mq, req);
                else
                        ret = mmc_blk_issue_discard_rq(mq, req);
-       } else if (cmd_flags & REQ_FLUSH) {
+       } else if (req && req_op(req) == REQ_OP_FLUSH) {
                /* complete ongoing async transfer before issuing flush */
                if (card->host->areq)
                        mmc_blk_issue_rw_rq(mq, NULL);
@@ -2188,7 +2189,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
 
 out:
        if ((!req && !(mq->flags & MMC_QUEUE_NEW_REQUEST)) ||
-            (cmd_flags & MMC_REQ_SPECIAL_MASK))
+           mmc_req_is_special(req))
                /*
                 * Release host when there are no more requests
                 * and after special request(discard, flush) is done.