[MTD] Remove readv/readv_ecc

These functions were never implemented and added only bloat to
partition and concat code.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

4 files changed, 1 insertions, 37 deletions

diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index ae675608fa91..f418920320d2 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -212,31 +212,6 @@ static int part_writev (struct mtd_info *mtd,  const struct kvec *vecs,
                                         to + part->offset, retlen);
 }
 
-static int part_readv (struct mtd_info *mtd,  struct kvec *vecs,
-                         unsigned long count, loff_t from, size_t *retlen)
-{
-        struct mtd_part *part = PART(mtd);
-        if (part->master->readv_ecc == NULL)
-                return part->master->readv (part->master, vecs, count,
-                                        from + part->offset, retlen);
-        else
-                return part->master->readv_ecc (part->master, vecs, count,
-                                        from + part->offset, retlen,
-                                        NULL, &mtd->oobinfo);
-}
-
-static int part_readv_ecc (struct mtd_info *mtd,  struct kvec *vecs,
-                         unsigned long count, loff_t from, size_t *retlen,
-                         u_char *eccbuf,  struct nand_oobinfo *oobsel)
-{
-        struct mtd_part *part = PART(mtd);
-        if (oobsel == NULL)
-                oobsel = &mtd->oobinfo;
-        return part->master->readv_ecc (part->master, vecs, count,
-                                        from + part->offset, retlen,
-                                        eccbuf, oobsel);
-}
-
 static int part_erase (struct mtd_info *mtd, struct erase_info *instr)
 {
         struct mtd_part *part = PART(mtd);
@@ -425,10 +400,6 @@ int add_mtd_partitions(struct mtd_info *master,
                 }
                 if (master->writev)
                         slave->mtd.writev = part_writev;
-                if (master->readv)
-                        slave->mtd.readv = part_readv;
-                if (master->readv_ecc)
-                        slave->mtd.readv_ecc = part_readv_ecc;
                 if (master->lock)
                         slave->mtd.lock = part_lock;
                 if (master->unlock)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 9aaeb3aa9d4d..da2f4d16e506 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2531,7 +2531,6 @@ int nand_scan(struct mtd_info *mtd, int maxchips)
         mtd->write_ecc = nand_write_ecc;
         mtd->read_oob = nand_read_oob;
         mtd->write_oob = nand_write_oob;
-        mtd->readv = NULL;
         mtd->sync = nand_sync;
         mtd->lock = NULL;
         mtd->unlock = NULL;
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index 8e875fa140a8..3a3fe1d8fcdd 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -1824,8 +1824,6 @@ int onenand_scan(struct mtd_info *mtd, int maxchips)
         mtd->write_user_prot_reg = onenand_write_user_prot_reg;
         mtd->lock_user_prot_reg = onenand_lock_user_prot_reg;
 #endif
-        mtd->readv = NULL;
-        mtd->readv_ecc = NULL;
         mtd->sync = onenand_sync;
         mtd->lock = NULL;
         mtd->unlock = onenand_unlock;
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index dba25da84aed..af89e529b8d2 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -133,14 +133,10 @@ struct mtd_info {
         int (*write_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf);
         int (*lock_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len);
 
-        /* kvec-based read/write methods. We need these especially for NAND flash,
-           with its limited number of write cycles per erase.
+        /* kvec-based read/write methods.
            NB: The 'count' parameter is the number of _vectors_, each of
            which contains an (ofs, len) tuple.
         */
-        int (*readv) (struct mtd_info *mtd, struct kvec *vecs, unsigned long count, loff_t from, size_t *retlen);
-        int (*readv_ecc) (struct mtd_info *mtd, struct kvec *vecs, unsigned long count, loff_t from,
-                size_t *retlen, u_char *eccbuf, struct nand_oobinfo *oobsel);
         int (*writev) (struct mtd_info *mtd, const struct kvec *vecs, unsigned long count, loff_t to, size_t *retlen);
 
         /* Sync */