blk_end_request: changing mmc (take 4)

This patch converts mmc to use blk_end_request interfaces.
Related 'uptodate' arguments are converted to 'error'.

Cc: Pierre Ossman <drzeus-mmc@drzeus.cx>
Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 5 insertions, 19 deletions

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index aeb32a93f6a0..91ded3e82401 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -348,15 +348,7 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
                  * A block was successfully transferred.
                  */
                 spin_lock_irq(&md->lock);
-                ret = end_that_request_chunk(req, 1, brq.data.bytes_xfered);
-                if (!ret) {
-                        /*
-                         * The whole request completed successfully.
-                         */
-                        add_disk_randomness(req->rq_disk);
-                        blkdev_dequeue_request(req);
-                        end_that_request_last(req, 1);
-                }
+                ret = __blk_end_request(req, 0, brq.data.bytes_xfered);
                 spin_unlock_irq(&md->lock);
         } while (ret);
 
@@ -386,27 +378,21 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
                         else
                                 bytes = blocks << 9;
                         spin_lock_irq(&md->lock);
-                        ret = end_that_request_chunk(req, 1, bytes);
+                        ret = __blk_end_request(req, 0, bytes);
                         spin_unlock_irq(&md->lock);
                 }
         } else if (rq_data_dir(req) != READ &&
                    (card->host->caps & MMC_CAP_MULTIWRITE)) {
                 spin_lock_irq(&md->lock);
-                ret = end_that_request_chunk(req, 1, brq.data.bytes_xfered);
+                ret = __blk_end_request(req, 0, brq.data.bytes_xfered);
                 spin_unlock_irq(&md->lock);
         }
 
         mmc_release_host(card->host);
 
         spin_lock_irq(&md->lock);
-        while (ret) {
-                ret = end_that_request_chunk(req, 0,
-                                req->current_nr_sectors << 9);
-        }
-
-        add_disk_randomness(req->rq_disk);
-        blkdev_dequeue_request(req);
-        end_that_request_last(req, 0);
+        while (ret)
+                ret = __blk_end_request(req, -EIO, blk_rq_cur_bytes(req));
         spin_unlock_irq(&md->lock);
 
         return 0;