mmc: block: rename data to blkdata

The struct mmc_blk_request contains an opaque void *data that
is actually only used to store a pointer to a per-request
struct mmc_blk_data. This is confusing, so rename the member
to blkdata and forward-declare the block.c local struct.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index 903f2a1..6e6fc17 100644 (file)
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1154,7 +1154,7 @@ static inline void mmc_blk_reset_success(struct mmc_blk_data *md, int type)
 
 int mmc_access_rpmb(struct mmc_queue *mq)
 {
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        /*
         * If this is a RPMB partition access, return ture
         */
@@ -1166,7 +1166,7 @@ int mmc_access_rpmb(struct mmc_queue *mq)
 
 static int mmc_blk_issue_discard_rq(struct mmc_queue *mq, struct request *req)
 {
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        struct mmc_card *card = md->queue.card;
        unsigned int from, nr, arg;
        int err = 0, type = MMC_BLK_DISCARD;
@@ -1210,7 +1210,7 @@ out:
 static int mmc_blk_issue_secdiscard_rq(struct mmc_queue *mq,
                                       struct request *req)
 {
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        struct mmc_card *card = md->queue.card;
        unsigned int from, nr, arg;
        int err = 0, type = MMC_BLK_SECDISCARD;
@@ -1276,7 +1276,7 @@ out:
 
 static int mmc_blk_issue_flush(struct mmc_queue *mq, struct request *req)
 {
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        struct mmc_card *card = md->queue.card;
        int ret = 0;
 
@@ -1490,7 +1490,7 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq,
        u32 readcmd, writecmd;
        struct mmc_blk_request *brq = &mqrq->brq;
        struct request *req = mqrq->req;
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        bool do_data_tag;
 
        /*
@@ -1663,7 +1663,7 @@ static u8 mmc_blk_prep_packed_list(struct mmc_queue *mq, struct request *req)
        struct request_queue *q = mq->queue;
        struct mmc_card *card = mq->card;
        struct request *cur = req, *next = NULL;
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        struct mmc_queue_req *mqrq = mq->mqrq_cur;
        bool en_rel_wr = card->ext_csd.rel_param & EXT_CSD_WR_REL_PARAM_EN;
        unsigned int req_sectors = 0, phys_segments = 0;
@@ -1784,7 +1784,7 @@ static void mmc_blk_packed_hdr_wrq_prep(struct mmc_queue_req *mqrq,
        struct mmc_blk_request *brq = &mqrq->brq;
        struct request *req = mqrq->req;
        struct request *prq;
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        struct mmc_packed *packed = mqrq->packed;
        bool do_rel_wr, do_data_tag;
        __le32 *packed_cmd_hdr;
@@ -1955,7 +1955,7 @@ static void mmc_blk_revert_packed_req(struct mmc_queue *mq,
 
 static int mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *rqc)
 {
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        struct mmc_card *card = md->queue.card;
        struct mmc_blk_request *brq = &mq->mqrq_cur->brq;
        int ret = 1, disable_multi = 0, retry = 0, type, retune_retry_done = 0;
@@ -2148,7 +2148,7 @@ static int mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *rqc)
 int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
 {
        int ret;
-       struct mmc_blk_data *md = mq->data;
+       struct mmc_blk_data *md = mq->blkdata;
        struct mmc_card *card = md->queue.card;
        struct mmc_host *host = card->host;
        unsigned long flags;
@@ -2266,7 +2266,7 @@ again:
        if (ret)
                goto err_putdisk;
 
-       md->queue.data = md;
+       md->queue.blkdata = md;
 
        md->disk->major = MMC_BLOCK_MAJOR;
        md->disk->first_minor = devidx * perdev_minors;

diff --git a/drivers/mmc/card/queue.h b/drivers/mmc/card/queue.h
index 342f1e3..aca2850 100644 (file)
--- a/drivers/mmc/card/queue.h
+++ b/drivers/mmc/card/queue.h
@@ -11,6 +11,7 @@ static inline bool mmc_req_is_special(struct request *req)
 
 struct request;
 struct task_struct;
+struct mmc_blk_data;
 
 struct mmc_blk_request {
        struct mmc_request      mrq;
@@ -57,7 +58,7 @@ struct mmc_queue {
        unsigned int            flags;
 #define MMC_QUEUE_SUSPENDED    (1 << 0)
 #define MMC_QUEUE_NEW_REQUEST  (1 << 1)
-       void                    *data;
+       struct mmc_blk_data     *blkdata;
        struct request_queue    *queue;
        struct mmc_queue_req    mqrq[2];
        struct mmc_queue_req    *mqrq_cur;